OLED.pptx
•Download as PPTX, PDF•
0 likes•7 views
The document discusses organic light emitting diodes (OLEDs). It describes OLEDs as thin, solid-state devices made of organic crystals that emit light through electroluminescence. An OLED has multiple layers, including a substrate, anode, organic layers, and cathode. When voltage is applied, electrons flow through the organic layers from cathode to anode, recombining with holes to emit light. The document outlines the types and applications of OLEDs, and their advantages over LEDs like flexibility, thinness, and better viewing angles. It concludes that OLED technology will continue to improve on limitations of LCD displays.
Report
Share
Report
Share
Recommended
Oled
An OLED is an electronic device made of thin organic films placed between two conductors that emits bright light when electricity is applied. OLEDs are manufactured through vacuum deposition, organic vapor phase deposition, or inkjet printing to apply organic polymers to substrates. When voltage is applied across an OLED's layers, electrons flow from the cathode to the anode and emit light at the boundary between conductive and emissive layers. There are different types of OLEDs including passive-matrix, active-matrix, transparent, top-emitting, and flexible. OLEDs have advantages of being thinner, lighter, more flexible, brighter, and more energy efficient than other displays, but also have challenges with lifetime and manufacturing.
OLED organic light emitting diode
Organic Light Emitting Diode works on the same principle as that of a Light emitting Diode which is Electroluminescence.
Which is a result of radiative recombination of Electrons and holes in any Semiconductor Material. These organic LEDs can be classified on several basis such as on the basis of matrix control, on the basis of type of materials used, on the basis of direction in which light exits the surface of OLED,And there several other type of OLEDs such as foldable OLED, Transparent OLED etc.
There are also many methods of manufacturing OLEDs most used of which are inkjet printing and vapor phase deposition etc.
Then finally comes the applications and advantages of this technique. As like LEDs, OLEDs also have a wide area of applications such as in VDUs, PDAs, handheld devices (Like mobile Phones, handheld Gaming consoles), and its future uses include wearable electronics. But as the coin have 2 faces so this technique also have some drawbacks like it is not waterproof and few more which include life time of the device and others.
OLEDs
This document discusses luminescence and electroluminescence. It defines luminescence as light produced by materials without heat, such as from chemical reactions (chemiluminescence) or living organisms (bioluminescence). Electroluminescence generates light in response to electric current passing through materials and is the basis for light-emitting diodes (LEDs) and organic light-emitting diodes (OLEDs). OLEDs consist of organic materials sandwiched between electrodes that emit different colors of light for displays. They offer benefits like high brightness, contrast, viewing angle, and response time but challenges include limited lifetimes, especially for blue OLEDs, and vulnerability to water
Sonu sharam oled
An OLED (organic light emitting diode) is a solid-state device that emits light when an electrical current is applied. It consists of a series of thin organic layers sandwiched between an anode and a cathode. When a current flows through the device, electrons are injected from the cathode and holes from the anode. The electrons and holes recombine in the emissive layer, releasing energy in the form of photons that produce light. The basic OLED structure includes an emissive layer to produce light, a conductive layer to transport holes, an anode to remove electrons, and a substrate to support the thin organic layers.
OLED technology
This document discusses OLED (Organic Light Emitting Diode) technology. It begins with an introduction to OLEDs, noting that they are an emerging display technology that offers lighter, brighter, thinner displays compared to traditional LED and LCD screens. The document then covers the history and development of OLED technology, the basic structure and working principle of an OLED, which involves a current flowing through organic layers that causes electrons and holes to recombine and emit light. Application examples are given as well as advantages such as thinness, flexibility and high contrast ratio, though lifespan and cost are listed as disadvantages.
Oled
The document discusses OLED display systems. It provides a brief history of OLED development from early observations of electroluminescence in organic materials in the 1950s to modern OLED technologies. It then covers key topics such as the working principle of OLEDs, common materials used like small molecules and polymers, advantages over LCD displays like higher brightness and thinner profiles, and applications of OLED displays.
Oled
(1) OLEDs are light emitting diodes that use organic compounds that emit light in response to an electric current. (2) They are used in digital displays like TVs, phones, and tablets and can be thinner, lighter, and use less power than LCD displays. (3) Research is focused on improving the lifespan of blue OLEDs and developing cheaper manufacturing methods like roll-to-roll production to increase their use in displays and solid-state lighting.
Oled
OLED (organic light-emitting diode) is a light-emitting diode made by placing a series of organic thin films between two conductors. When electrical current is applied, a bright light is emitted from a device that is 100 to 500 nm thick. There are different types of OLEDs including passive matrix OLEDs, active matrix OLEDs, and foldable OLEDs. OLEDs have advantages over traditional lighting like being lightweight, thin, flexible, more energy efficient, and having faster response times. However, their manufacturing processes are currently expensive and their organic materials have limited lifetimes. OLEDs are used in displays for phones, TVs, watches and can potentially replace traditional light bulbs
Recommended
Oled
An OLED is an electronic device made of thin organic films placed between two conductors that emits bright light when electricity is applied. OLEDs are manufactured through vacuum deposition, organic vapor phase deposition, or inkjet printing to apply organic polymers to substrates. When voltage is applied across an OLED's layers, electrons flow from the cathode to the anode and emit light at the boundary between conductive and emissive layers. There are different types of OLEDs including passive-matrix, active-matrix, transparent, top-emitting, and flexible. OLEDs have advantages of being thinner, lighter, more flexible, brighter, and more energy efficient than other displays, but also have challenges with lifetime and manufacturing.
OLED organic light emitting diode
Organic Light Emitting Diode works on the same principle as that of a Light emitting Diode which is Electroluminescence.
Which is a result of radiative recombination of Electrons and holes in any Semiconductor Material. These organic LEDs can be classified on several basis such as on the basis of matrix control, on the basis of type of materials used, on the basis of direction in which light exits the surface of OLED,And there several other type of OLEDs such as foldable OLED, Transparent OLED etc.
There are also many methods of manufacturing OLEDs most used of which are inkjet printing and vapor phase deposition etc.
Then finally comes the applications and advantages of this technique. As like LEDs, OLEDs also have a wide area of applications such as in VDUs, PDAs, handheld devices (Like mobile Phones, handheld Gaming consoles), and its future uses include wearable electronics. But as the coin have 2 faces so this technique also have some drawbacks like it is not waterproof and few more which include life time of the device and others.
OLEDs
This document discusses luminescence and electroluminescence. It defines luminescence as light produced by materials without heat, such as from chemical reactions (chemiluminescence) or living organisms (bioluminescence). Electroluminescence generates light in response to electric current passing through materials and is the basis for light-emitting diodes (LEDs) and organic light-emitting diodes (OLEDs). OLEDs consist of organic materials sandwiched between electrodes that emit different colors of light for displays. They offer benefits like high brightness, contrast, viewing angle, and response time but challenges include limited lifetimes, especially for blue OLEDs, and vulnerability to water
Sonu sharam oled
An OLED (organic light emitting diode) is a solid-state device that emits light when an electrical current is applied. It consists of a series of thin organic layers sandwiched between an anode and a cathode. When a current flows through the device, electrons are injected from the cathode and holes from the anode. The electrons and holes recombine in the emissive layer, releasing energy in the form of photons that produce light. The basic OLED structure includes an emissive layer to produce light, a conductive layer to transport holes, an anode to remove electrons, and a substrate to support the thin organic layers.
OLED technology
This document discusses OLED (Organic Light Emitting Diode) technology. It begins with an introduction to OLEDs, noting that they are an emerging display technology that offers lighter, brighter, thinner displays compared to traditional LED and LCD screens. The document then covers the history and development of OLED technology, the basic structure and working principle of an OLED, which involves a current flowing through organic layers that causes electrons and holes to recombine and emit light. Application examples are given as well as advantages such as thinness, flexibility and high contrast ratio, though lifespan and cost are listed as disadvantages.
Oled
The document discusses OLED display systems. It provides a brief history of OLED development from early observations of electroluminescence in organic materials in the 1950s to modern OLED technologies. It then covers key topics such as the working principle of OLEDs, common materials used like small molecules and polymers, advantages over LCD displays like higher brightness and thinner profiles, and applications of OLED displays.
Oled
(1) OLEDs are light emitting diodes that use organic compounds that emit light in response to an electric current. (2) They are used in digital displays like TVs, phones, and tablets and can be thinner, lighter, and use less power than LCD displays. (3) Research is focused on improving the lifespan of blue OLEDs and developing cheaper manufacturing methods like roll-to-roll production to increase their use in displays and solid-state lighting.
Oled
OLED (organic light-emitting diode) is a light-emitting diode made by placing a series of organic thin films between two conductors. When electrical current is applied, a bright light is emitted from a device that is 100 to 500 nm thick. There are different types of OLEDs including passive matrix OLEDs, active matrix OLEDs, and foldable OLEDs. OLEDs have advantages over traditional lighting like being lightweight, thin, flexible, more energy efficient, and having faster response times. However, their manufacturing processes are currently expensive and their organic materials have limited lifetimes. OLEDs are used in displays for phones, TVs, watches and can potentially replace traditional light bulbs
OLED report 2014
This document provides an introduction to organic light-emitting diodes (OLEDs). It describes OLEDs as thin, flexible displays that are self-luminous and more energy efficient than LCD displays. The document discusses the components and manufacturing of OLEDs. It explains that OLEDs work by emitting light through a process called electrophosphorescence when electricity is applied. Different types of OLEDs are described, including passive matrix OLEDs best for small screens, and active matrix OLEDs more suitable for large displays. Advantages of OLEDs over LCDs are highlighted as lower power consumption, higher power efficiency, and less power needed to produce the same brightness.
20C35a0411 PPT.pptx
The document discusses OLED technology. It defines OLEDs as thin films of organic molecules that emit light when electric current is applied. The document outlines the structure of OLEDs including the substrate, anode, organic layers, and cathode. It also describes the working principle where electrons and holes combine in the emissive layer to produce light. Additionally, it covers the types of OLEDs and their applications in devices like TVs and mobile phones.
OLED Technology
Organic Light Emitting Diode or OLED
An OLED is a solid state device or electronic device that typically consists of organic thin films sandwiched between two thin film conductive electrodes. When electrical current is applied, a bright light is emitted. OLED use a carbon-based designer molecule that emits light when an electric current passes through it. This is called electrophosphorescence. Even with the layered system, these systems are thin . usually less than 500 nm or about 200 times smaller than a human hair.
OLED
A flexible OLED is based on a flexible substrate which can be either plastic, metal or flexible glass. ... Besides the beautiful designs, a flexible OLED has several advantages especially in mobile devices - the displays are lighter, thinner and more durable compared to glass based displays.
Organic Light Emitting Diode
OLED (Organic Light Emitting Diode) is a light emitting diode that uses organic compounds that emit light when electric current is applied. OLEDs are used in digital displays of devices like TVs. An OLED is made up of a layer of organic semiconductor material situated between two electrodes, where applying a voltage causes electrons and electron holes to recombine and release energy in the form of light. OLEDs offer benefits over LCDs like thinner profiles, faster response times, and ability to produce true black levels. Current research is focused on improving OLED efficiency and lifespan for uses in lighting, displays, and transparent devices.
OLED
OLED (Organic Light Emitting Diode) is an emerging display technology that uses electroluminescence from organic compounds to emit light. OLEDs offer brighter, thinner, and more flexible displays compared to traditional LCD screens. They consist of a series of thin organic layers sandwiched between an anode and cathode, which emit light when electric current is applied. While offering benefits like high contrast and low power consumption, OLEDs currently have drawbacks such as higher costs and limited lifespan.
Organic Light Emitting Diods
This document discusses organic light-emitting diodes (OLEDs). It describes the basic structure of OLEDs, which consists of an organic layer sandwiched between an anode and cathode. When voltage is applied, electrons and holes are injected from the electrodes and recombine in the organic layer, emitting light. The document outlines the different layers in OLEDs, including hole injection, hole transport, electron transport, and emissive layers. It notes advantages of OLEDs such as high brightness, contrast, and response time. OLEDs have applications in displays, lighting, and other areas.
Organic electronics
This document provides an overview of organic electronics. It begins with an introduction to organic electronics and conductive organic materials. It then discusses advantages and applications of organic light emitting diodes (OLEDs), organic field effect transistors (OFETs), and organic solar cells (OSCs). The document outlines future uses of organic electronics in areas like transparent devices, printed circuits, smart textiles, and lab-on-a-chip technologies. In conclusion, it states that refinements to organic electronics will lead to numerous everyday applications.
Oled
OLED (Organic Light Emitting Diode) is a solid state device that creates light through thin films made of organic plastics and polymers rather than metals. It was first developed in the 1950s and commercialized in the late 1980s. An OLED has several layers including an emissive layer that produces light when electric current is applied, as electrons combine with holes. OLEDs can be either active or passive, with active using TFT backplanes and suitable for large screens while passive intersect perpendicularly and are best for small screens. OLEDs offer advantages like flexibility, thinness, wide viewing angles and low energy use, but also have challenges including short blue light lifespan and higher production costs compared to
seminar_suraj
OLED (Organic Light Emitting Diode) is a light emitting diode that uses organic compounds that emit light when electric current is applied. It consists of a series of thin organic films placed between two conductors. OLEDs are very thin, only 100-500 nanometers, and emit light through electroluminescence when electric current passes through the organic layers. They can be passive matrix or active matrix and come in transparent, top-emitting, and flexible varieties. OLEDs are being used in applications like TVs, phones, keyboards, and lighting due to advantages like being thinner, lighter, more power efficient, and flexible compared to LCDs.
Organic light emitting diode (oled)
The document discusses organic light-emitting diodes (OLEDs), which are thin films of organic compounds that emit light when electric current is applied. It provides a brief history of OLED development from the 1950s and describes the basic working principle of OLEDs involving organic semiconductor layers and electrodes. The document also outlines different types of OLEDs and their applications, as well as advantages such as high contrast, flexibility, and energy efficiency compared to LCDs. Potential disadvantages discussed include higher manufacturing costs and limited lifespan.
OLED Dispaly Technology
The document provides information about OLED display technology. It begins with an introduction to OLEDs, explaining that they are made of organic carbon-based films sandwiched between electrodes that emit light when electric current is applied. It then discusses the basic components and working principle of OLEDs, including the layers involved and how electrons and holes recombine to produce light. The document also outlines the different types of OLED displays, including passive matrix OLEDs, active matrix OLEDs, and transparent OLEDs. It provides details on each type and their uses and efficiencies.
Oled seminar report
OLEDs (organic light emitting diodes) are thin, lightweight displays made of organic material that emit light when electric current is applied. The basic OLED structure consists of organic layers sandwiched between a transparent anode and metallic cathode. When a voltage is applied, holes and electrons recombine in the organic layers, producing electroluminescence. Key advantages of OLEDs include high brightness, wide viewing angles, thinness, flexibility, and low energy consumption. However, organic materials are susceptible to degradation from oxygen and water. Carrier injection and transport in OLEDs occurs via thermionic emission, field emission, and hopping between localized states in the organic layers.
final-170505144808 (1).pptcsssssssdddddjjx
This document provides an overview of organic electronics. It discusses topics like conductive organic materials, advantages and disadvantages compared to inorganic electronics, and applications such as OLEDs, OFETs, and organic solar cells. The applications section describes uses in displays, lighting, biosensors, electronic skin and paper. The document also discusses the future potential of organic electronics in areas like transparent devices, plastic solar cells that can be printed on surfaces, and smart textiles integrated with electronic devices.
OLED full PPT
OLED - Organic Light Emitting Diode
Today's most rapidly growing technology in World
All display technology now change to OLED
Less Power consumption
Cost Effective
Flexible
Environment Friendly
Oled semiconductors
This document discusses OLED technology. It begins by outlining some of the main applications of OLEDs, including in televisions and small screens due to their high reliability and readability. It then describes the basic structure of an OLED, which consists of a substrate layer, anode layer, conductive layer, emissive layer, and cathode layer. Electrons and holes combine in the emissive layer to produce light. The document notes some challenges with OLEDs, such as potential damage from water and their relatively short lifespan compared to other display technologies.
oled.ppt
Under this report, the importance of OLEDs
and their advantages over LEDs and how
different types of OLEDs play important role in
future technology
Oled final
This document summarizes the basic principles and structure of organic light-emitting diodes (OLEDs). It describes how OLEDs work using organic layers to emit light in response to an electric current. The basic OLED structure includes an emissive layer between a cathode and anode. Advantages are low power use, thinness, and flexibility. Disadvantages include higher costs and susceptibility to damage. The future of OLEDs includes more efficient manufacturing methods to increase lifespan and reduce costs.
report on OLEDs
organic electronics & it's application (OLEDs and it's types) difference between OLEDs, LCD and LED. How OLEDs leads the other lighting or display devices.
Oled organic
OLED (Organic Light Emitting Diode) is a thin film that emits light when electric current is applied. It was first developed in the 1950s but commercialized in the late 1980s. An OLED is made of organic thin films sandwiched between two conductors - when current flows, light is emitted. OLEDs are being used for displays in phones, TVs and more due to their thinness, wide viewing angles, and ability to produce true black. Challenges include high manufacturing costs and limited lifespan, but future uses could include flexible and transparent displays and lighting.
seminarembedded-150504150805-conversion-gate02.pdf
This document discusses real-time operating systems (RTOS). It defines an RTOS and describes its key characteristics of scheduling execution in a timely manner, managing system resources, and providing a consistent foundation for application code. The document outlines the typical components of an RTOS kernel including the scheduler, objects like tasks and semaphores, and services like interrupt management. It provides details on scheduling algorithms, context switching, dispatcher, task states, semaphore types, message queues, pipes, interrupt handling and priorities.
About market reasearch presentation.pptx
The document discusses a bionic eye, which is an experimental device intended to restore vision for blind individuals. It consists of a digital camera, microchip, and retinal implant. The camera transmits signals to the microchip implanted in the eye, which converts the signals into electrical impulses to stimulate retinal cells. These impulses are interpreted as images by the brain. While expensive, a bionic eye may help treat total vision loss and has advantages of being easily implanted with low power needs. However, repairing damage can be difficult and the high cost is still a disadvantage.
More Related Content
Similar to OLED.pptx
OLED report 2014
This document provides an introduction to organic light-emitting diodes (OLEDs). It describes OLEDs as thin, flexible displays that are self-luminous and more energy efficient than LCD displays. The document discusses the components and manufacturing of OLEDs. It explains that OLEDs work by emitting light through a process called electrophosphorescence when electricity is applied. Different types of OLEDs are described, including passive matrix OLEDs best for small screens, and active matrix OLEDs more suitable for large displays. Advantages of OLEDs over LCDs are highlighted as lower power consumption, higher power efficiency, and less power needed to produce the same brightness.
20C35a0411 PPT.pptx
The document discusses OLED technology. It defines OLEDs as thin films of organic molecules that emit light when electric current is applied. The document outlines the structure of OLEDs including the substrate, anode, organic layers, and cathode. It also describes the working principle where electrons and holes combine in the emissive layer to produce light. Additionally, it covers the types of OLEDs and their applications in devices like TVs and mobile phones.
OLED Technology
Organic Light Emitting Diode or OLED
An OLED is a solid state device or electronic device that typically consists of organic thin films sandwiched between two thin film conductive electrodes. When electrical current is applied, a bright light is emitted. OLED use a carbon-based designer molecule that emits light when an electric current passes through it. This is called electrophosphorescence. Even with the layered system, these systems are thin . usually less than 500 nm or about 200 times smaller than a human hair.
OLED
A flexible OLED is based on a flexible substrate which can be either plastic, metal or flexible glass. ... Besides the beautiful designs, a flexible OLED has several advantages especially in mobile devices - the displays are lighter, thinner and more durable compared to glass based displays.
Organic Light Emitting Diode
OLED (Organic Light Emitting Diode) is a light emitting diode that uses organic compounds that emit light when electric current is applied. OLEDs are used in digital displays of devices like TVs. An OLED is made up of a layer of organic semiconductor material situated between two electrodes, where applying a voltage causes electrons and electron holes to recombine and release energy in the form of light. OLEDs offer benefits over LCDs like thinner profiles, faster response times, and ability to produce true black levels. Current research is focused on improving OLED efficiency and lifespan for uses in lighting, displays, and transparent devices.
OLED
OLED (Organic Light Emitting Diode) is an emerging display technology that uses electroluminescence from organic compounds to emit light. OLEDs offer brighter, thinner, and more flexible displays compared to traditional LCD screens. They consist of a series of thin organic layers sandwiched between an anode and cathode, which emit light when electric current is applied. While offering benefits like high contrast and low power consumption, OLEDs currently have drawbacks such as higher costs and limited lifespan.
Organic Light Emitting Diods
This document discusses organic light-emitting diodes (OLEDs). It describes the basic structure of OLEDs, which consists of an organic layer sandwiched between an anode and cathode. When voltage is applied, electrons and holes are injected from the electrodes and recombine in the organic layer, emitting light. The document outlines the different layers in OLEDs, including hole injection, hole transport, electron transport, and emissive layers. It notes advantages of OLEDs such as high brightness, contrast, and response time. OLEDs have applications in displays, lighting, and other areas.
Organic electronics
This document provides an overview of organic electronics. It begins with an introduction to organic electronics and conductive organic materials. It then discusses advantages and applications of organic light emitting diodes (OLEDs), organic field effect transistors (OFETs), and organic solar cells (OSCs). The document outlines future uses of organic electronics in areas like transparent devices, printed circuits, smart textiles, and lab-on-a-chip technologies. In conclusion, it states that refinements to organic electronics will lead to numerous everyday applications.
Oled
OLED (Organic Light Emitting Diode) is a solid state device that creates light through thin films made of organic plastics and polymers rather than metals. It was first developed in the 1950s and commercialized in the late 1980s. An OLED has several layers including an emissive layer that produces light when electric current is applied, as electrons combine with holes. OLEDs can be either active or passive, with active using TFT backplanes and suitable for large screens while passive intersect perpendicularly and are best for small screens. OLEDs offer advantages like flexibility, thinness, wide viewing angles and low energy use, but also have challenges including short blue light lifespan and higher production costs compared to
seminar_suraj
OLED (Organic Light Emitting Diode) is a light emitting diode that uses organic compounds that emit light when electric current is applied. It consists of a series of thin organic films placed between two conductors. OLEDs are very thin, only 100-500 nanometers, and emit light through electroluminescence when electric current passes through the organic layers. They can be passive matrix or active matrix and come in transparent, top-emitting, and flexible varieties. OLEDs are being used in applications like TVs, phones, keyboards, and lighting due to advantages like being thinner, lighter, more power efficient, and flexible compared to LCDs.
Organic light emitting diode (oled)
The document discusses organic light-emitting diodes (OLEDs), which are thin films of organic compounds that emit light when electric current is applied. It provides a brief history of OLED development from the 1950s and describes the basic working principle of OLEDs involving organic semiconductor layers and electrodes. The document also outlines different types of OLEDs and their applications, as well as advantages such as high contrast, flexibility, and energy efficiency compared to LCDs. Potential disadvantages discussed include higher manufacturing costs and limited lifespan.
OLED Dispaly Technology
The document provides information about OLED display technology. It begins with an introduction to OLEDs, explaining that they are made of organic carbon-based films sandwiched between electrodes that emit light when electric current is applied. It then discusses the basic components and working principle of OLEDs, including the layers involved and how electrons and holes recombine to produce light. The document also outlines the different types of OLED displays, including passive matrix OLEDs, active matrix OLEDs, and transparent OLEDs. It provides details on each type and their uses and efficiencies.
Oled seminar report
OLEDs (organic light emitting diodes) are thin, lightweight displays made of organic material that emit light when electric current is applied. The basic OLED structure consists of organic layers sandwiched between a transparent anode and metallic cathode. When a voltage is applied, holes and electrons recombine in the organic layers, producing electroluminescence. Key advantages of OLEDs include high brightness, wide viewing angles, thinness, flexibility, and low energy consumption. However, organic materials are susceptible to degradation from oxygen and water. Carrier injection and transport in OLEDs occurs via thermionic emission, field emission, and hopping between localized states in the organic layers.
final-170505144808 (1).pptcsssssssdddddjjx
This document provides an overview of organic electronics. It discusses topics like conductive organic materials, advantages and disadvantages compared to inorganic electronics, and applications such as OLEDs, OFETs, and organic solar cells. The applications section describes uses in displays, lighting, biosensors, electronic skin and paper. The document also discusses the future potential of organic electronics in areas like transparent devices, plastic solar cells that can be printed on surfaces, and smart textiles integrated with electronic devices.
OLED full PPT
OLED - Organic Light Emitting Diode
Today's most rapidly growing technology in World
All display technology now change to OLED
Less Power consumption
Cost Effective
Flexible
Environment Friendly
Oled semiconductors
This document discusses OLED technology. It begins by outlining some of the main applications of OLEDs, including in televisions and small screens due to their high reliability and readability. It then describes the basic structure of an OLED, which consists of a substrate layer, anode layer, conductive layer, emissive layer, and cathode layer. Electrons and holes combine in the emissive layer to produce light. The document notes some challenges with OLEDs, such as potential damage from water and their relatively short lifespan compared to other display technologies.
oled.ppt
Under this report, the importance of OLEDs
and their advantages over LEDs and how
different types of OLEDs play important role in
future technology
Oled final
This document summarizes the basic principles and structure of organic light-emitting diodes (OLEDs). It describes how OLEDs work using organic layers to emit light in response to an electric current. The basic OLED structure includes an emissive layer between a cathode and anode. Advantages are low power use, thinness, and flexibility. Disadvantages include higher costs and susceptibility to damage. The future of OLEDs includes more efficient manufacturing methods to increase lifespan and reduce costs.
report on OLEDs
organic electronics & it's application (OLEDs and it's types) difference between OLEDs, LCD and LED. How OLEDs leads the other lighting or display devices.
Oled organic
OLED (Organic Light Emitting Diode) is a thin film that emits light when electric current is applied. It was first developed in the 1950s but commercialized in the late 1980s. An OLED is made of organic thin films sandwiched between two conductors - when current flows, light is emitted. OLEDs are being used for displays in phones, TVs and more due to their thinness, wide viewing angles, and ability to produce true black. Challenges include high manufacturing costs and limited lifespan, but future uses could include flexible and transparent displays and lighting.
Similar to OLED.pptx (20)
More from karunyamittapally
seminarembedded-150504150805-conversion-gate02.pdf
This document discusses real-time operating systems (RTOS). It defines an RTOS and describes its key characteristics of scheduling execution in a timely manner, managing system resources, and providing a consistent foundation for application code. The document outlines the typical components of an RTOS kernel including the scheduler, objects like tasks and semaphores, and services like interrupt management. It provides details on scheduling algorithms, context switching, dispatcher, task states, semaphore types, message queues, pipes, interrupt handling and priorities.
About market reasearch presentation.pptx
The document discusses a bionic eye, which is an experimental device intended to restore vision for blind individuals. It consists of a digital camera, microchip, and retinal implant. The camera transmits signals to the microchip implanted in the eye, which converts the signals into electrical impulses to stimulate retinal cells. These impulses are interpreted as images by the brain. While expensive, a bionic eye may help treat total vision loss and has advantages of being easily implanted with low power needs. However, repairing damage can be difficult and the high cost is still a disadvantage.
BATCH-7 MJT.pptx
This document summarizes a project on a weather monitoring system using Arduino. The system uses various sensors like a DHT11 temperature and humidity sensor to measure weather parameters. It has a block diagram showing the Arduino board connected to sensors and an LCD display. The system operates by collecting data from the connected sensors and displaying it in real-time on the LCD screen. It has advantages like providing real-time data and alerts. Potential applications include environmental monitoring, agriculture, and outdoor recreation. In conclusion, the system provides an effective way to record local weather readings to help farmers.
MAJOR PROJECT final ppt2 (1).pptx
This project presents a women's safety device using an Arduino, GPS, GSM, and other components. The device allows a woman in distress to send an alert by pressing a button, which will send her location via GPS to emergency contacts and authorities via text message. An LCD display and buzzer are also activated. The goal is to provide a discreet safety device that allows women to quickly alert others in an emergency situation.
Bionic Eye.pptx
This document summarizes a presentation about bionic eyes. It describes bionic eyes as experimental devices intended to restore vision for blind individuals. The bionic eye consists of a camera, microchip, transmitter and receiver. Images are captured by the camera, processed by the microchip and transmitted to a retinal implant. Electrodes on the implant stimulate retinal cells, sending signals to the brain where they are interpreted as vision. While expensive currently, bionic eyes could help treat total vision loss and have biocompatible materials, but repairing damage remains difficult. The technology is used currently in developed nations and it is hoped it can benefit more people globally.
chatgpt.pptx
This document presents information about ChatGPT, an AI chatbot created by OpenAI. It discusses what ChatGPT is, how it was developed by OpenAI, and how it works using large language models and feedback to continuously update its responses. The document also covers the advantages and disadvantages of ChatGPT, how it compares to Google, whether it could replace human jobs, and how to create an account to access ChatGPT's capabilities.
Mini Project WMS ppt.pptx
This document describes a weather monitoring system using an Arduino microcontroller. The system uses sensors to measure various meteorological parameters like temperature, humidity, and atmospheric pressure. It then transmits the sensor data to an LCD display or to a computer for storage and analysis. Setting up the system involves connecting the sensors to the Arduino, writing a program to collect and process the sensor data, and configuring a display or storage device. Once built, the weather monitoring system can monitor conditions in real-time or analyze trends over time. It can also trigger alerts when specific weather thresholds are reached.
19-401.pptx
This document discusses wireless power transmission (WPT). It provides a brief history of WPT, noting Nikola Tesla's pioneering work in the late 1890s transmitting energy wirelessly. The document outlines the main types of WPT, including inductive coupling, resonant inductive coupling, air ionization, microwave power transmission, and laser power transmission. The advantages of WPT are listed as eliminating transmission lines, reducing costs by not using wires, increasing portability by removing wires, and reducing power losses. Disadvantages include potential interference with communication systems, high costs for large-scale implementation, and health hazards from microwaves.
silent sound technology.pptx
Silent sound technology allows for the transmission of information without using vocal cords. It aims to detect lip movements and transform them into computer-generated sound that can be transmitted over a phone. This technology monitors tiny muscular movements during speech and converts them into electrical pulses that can then be turned into speech without any sound being uttered. Some potential applications include helping people who have lost their voice, covertly transmitting PIN numbers over the phone, and silent communication in military operations.
pptformahesh-170202102207.pdf
This document summarizes a seminar presentation on plastic solar cells. It begins with an introduction to plastic solar cells, which were first introduced in 1986 and use conducting plastics and flexible substrates. It then describes conventional solar cells made from semiconductors that have high efficiency but are expensive to produce. The working principle of a p-n junction in conventional solar cells is explained. Device architectures for plastic solar cells include simple metal-insulator-metal designs and more complex heterojunction designs. The working principle involves photons exciting electron-hole pairs that are split at interfaces. Advantages of plastic solar cells include lower cost of manufacturing and being more flexible. The conclusion is that plastic solar cells can work on cloudy days and are
final-131105141519-phpapp02.pptx
This document discusses solar power satellites that would transmit power to Earth via microwave beams. It describes two options for transmitting power - microwaves and lasers. Microwaves are more developed currently, with transmission efficiencies up to 85%, while lasers could achieve 10-20% efficiency in the next few years. The document also outlines some of the technical aspects of the transmitting satellites and receiving antennas ("rectennas") on Earth, as well as some of the challenges including health effects, environmental impacts, and international cooperation needed.
60.pptx
The document discusses the technology behind an electromagnetic bomb (E-bomb) that uses an explosively pumped flux compression generator (FCG) to generate intense electromagnetic pulses. The FCG uses explosive lenses to compress a magnetic field and produce mega-ampere current pulses that can couple into electronic systems through antennas or wiring to damage semiconductor devices. E-bombs offer advantages over conventional bombs in that they can paralyze communication systems without causing human casualties or collateral damage.
thee-bombmeghapradhan-121126042903-phpapp02.pptx
The document describes an electromagnetic bomb (E-bomb) that uses an explosively pumped flux compression generator (FCG) to produce high power electromagnetic pulses capable of disabling electronics over a large area. The FCG uses an explosive lens to compress a magnetic field, transferring mechanical energy into electrical current reaching megaamperes. This current can power high power microwave sources like vircators to emit pulses that can damage semiconductor components. E-bombs could be delivered by missile or aircraft and have advantages in strategic warfare by crippling infrastructure without loss of human life and reducing public opposition to air strikes. The development of E-bombs and hardening critical systems against their effects are seen as important issues for the coming decade.
ff6c7343-62e7-4b42-9a8e-5f6f366bbd5c.pptx
The document discusses an IoT-based smart refrigerator. It defines IoT as physical objects connected to the internet that can sense and communicate data. It then describes how a smart refrigerator works using computer vision and sensors to automatically log food items and their expiration dates, and communicate with users. Key features of smart refrigerators include touchscreens, WiFi, interior cameras, shopping lists, and entertainment. Advantages include predictive maintenance and reduced spoilage, while disadvantages include potential security vulnerabilities if not properly updated.
DOC-20220928-WA0019..pptx
The document discusses the concept of a paperless world and the benefits of going paperless. It introduces the idea of using modern technology like computers and electronic forms instead of paper to accomplish office tasks. Going paperless can save time and money, reduce space usage, and improve security and a company's image. Various solutions for eliminating paper are presented, such as using PDFs, e-forms software, databases, and digital signatures. Benefits include eliminating storage space, reducing expenses, enhancing customer service, and improving security and disaster recovery. However, businesses may face difficulties like issues with file format compatibility, digital document longevity, system stability, lack of employee technological skills, and security and hardware failures.
R18B.Tech.OpenElectives (2).pdf
This document provides information on open elective courses for various branches of study at Jawaharlal Nehru Technological University Hyderabad for the 2018-19 admitted batch. It lists the open elective courses offered in the third, fourth, and second semesters for branches including civil engineering, computer science and engineering, electronics and communication engineering, electrical and electronics engineering, and others. The document also provides course objectives and outcomes for some sample open elective courses on topics like disaster preparedness and planning management, remote sensing and GIS, and environmental impact assessment.
More from karunyamittapally (16)
seminarembedded-150504150805-conversion-gate02.pdf
seminarembedded-150504150805-conversion-gate02.pdf
Recently uploaded
Comparative analysis between traditional aquaponics and reconstructed aquapon...
The aquaponic system of planting is a method that does not require soil usage. It is a method that only needs water, fish, lava rocks (a substitute for soil), and plants. Aquaponic systems are sustainable and environmentally friendly. Its use not only helps to plant in small spaces but also helps reduce artificial chemical use and minimizes excess water use, as aquaponics consumes 90% less water than soil-based gardening. The study applied a descriptive and experimental design to assess and compare conventional and reconstructed aquaponic methods for reproducing tomatoes. The researchers created an observation checklist to determine the significant factors of the study. The study aims to determine the significant difference between traditional aquaponics and reconstructed aquaponics systems propagating tomatoes in terms of height, weight, girth, and number of fruits. The reconstructed aquaponics system’s higher growth yield results in a much more nourished crop than the traditional aquaponics system. It is superior in its number of fruits, height, weight, and girth measurement. Moreover, the reconstructed aquaponics system is proven to eliminate all the hindrances present in the traditional aquaponics system, which are overcrowding of fish, algae growth, pest problems, contaminated water, and dead fish.
IEEE Aerospace and Electronic Systems Society as a Graduate Student Member
IEEE Aerospace and Electronic Systems Society as a Graduate Student Member
2008 BUILDING CONSTRUCTION Illustrated - Ching Chapter 02 The Building.pdf
2008 BUILDING CONSTRUCTION Illustrated - Ching Chapter 02 The Building
Optimizing Gradle Builds - Gradle DPE Tour Berlin 2024
Sinan from the Delivery Hero mobile infrastructure engineering team shares a deep dive into performance acceleration with Gradle build cache optimizations. Sinan shares their journey into solving complex build-cache problems that affect Gradle builds. By understanding the challenges and solutions found in our journey, we aim to demonstrate the possibilities for faster builds. The case study reveals how overlapping outputs and cache misconfigurations led to significant increases in build times, especially as the project scaled up with numerous modules using Paparazzi tests. The journey from diagnosing to defeating cache issues offers invaluable lessons on maintaining cache integrity without sacrificing functionality.
KuberTENes Birthday Bash Guadalajara - K8sGPT first impressions
K8sGPT is a tool that analyzes and diagnoses Kubernetes clusters. This presentation was used to share the requirements and dependencies to deploy K8sGPT in a local environment.
Iron and Steel Technology Roadmap - Towards more sustainable steelmaking.pdf
Iron and Steel Technology towards Sustainable Steelmaking
The Python for beginners. This is an advance computer language.
Python language is very important language at this time. we can easily understand this language by these notes.
学校原版美国波士顿大学毕业证学历学位证书原版一模一样
原版一模一样【微信：741003700 】【美国波士顿大学毕业证学历学位证书】【微信：741003700 】学位证，留信认证（真实可查，永久存档）offer、雅思、外壳等材料/诚信可靠,可直接看成品样本，帮您解决无法毕业带来的各种难题！外壳，原版制作，诚信可靠，可直接看成品样本。行业标杆！精益求精，诚心合作，真诚制作！多年品质 ,按需精细制作，24小时接单,全套进口原装设备。十五年致力于帮助留学生解决难题，包您满意。
本公司拥有海外各大学样板无数，能完美还原海外各大学 Bachelor Diploma degree, Master Degree Diploma
1:1完美还原海外各大学毕业材料上的工艺：水印，阴影底纹，钢印LOGO烫金烫银，LOGO烫金烫银复合重叠。文字图案浮雕、激光镭射、紫外荧光、温感、复印防伪等防伪工艺。材料咨询办理、认证咨询办理请加学历顾问Q/微741003700
留信网认证的作用:
1:该专业认证可证明留学生真实身份
2:同时对留学生所学专业登记给予评定
3:国家专业人才认证中心颁发入库证书
4:这个认证书并且可以归档倒地方
5:凡事获得留信网入网的信息将会逐步更新到个人身份内，将在公安局网内查询个人身份证信息后，同步读取人才网入库信息
6:个人职称评审加20分
7:个人信誉贷款加10分
8:在国家人才网主办的国家网络招聘大会中纳入资料，供国家高端企业选择人才
Advanced control scheme of doubly fed induction generator for wind turbine us...
This paper describes a speed control device for generating electrical energy on an electricity network based on the doubly fed induction generator (DFIG) used for wind power conversion systems. At first, a double-fed induction generator model was constructed. A control law is formulated to govern the flow of energy between the stator of a DFIG and the energy network using three types of controllers: proportional integral (PI), sliding mode controller (SMC) and second order sliding mode controller (SOSMC). Their different results in terms of power reference tracking, reaction to unexpected speed fluctuations, sensitivity to perturbations, and resilience against machine parameter alterations are compared. MATLAB/Simulink was used to conduct the simulations for the preceding study. Multiple simulations have shown very satisfying results, and the investigations demonstrate the efficacy and power-enhancing capabilities of the suggested control system.
ACEP Magazine edition 4th launched on 05.06.2024
This document provides information about the third edition of the magazine "Sthapatya" published by the Association of Civil Engineers (Practicing) Aurangabad. It includes messages from current and past presidents of ACEP, memories and photos from past ACEP events, information on life time achievement awards given by ACEP, and a technical article on concrete maintenance, repairs and strengthening. The document highlights activities of ACEP and provides a technical educational article for members.
Casting-Defect-inSlab continuous casting.pdf
Casting-Defect-inSlab continuous casting. Casting-Defect-inSlab continuous casting. Casting-Defect-inSlab continuous casting. Casting-Defect-inSlab continuous casting. Casting-Defect-inSlab continuous casting. Casting-Defect-inSlab continuous casting. Casting-Defect-inSlab continuous casting. Casting-Defect-inSlab continuous casting
官方认证美国密歇根州立大学毕业证学位证书原版一模一样
原版一模一样【微信：741003700 】【美国密歇根州立大学毕业证学位证书】【微信：741003700 】学位证，留信认证（真实可查，永久存档）offer、雅思、外壳等材料/诚信可靠,可直接看成品样本，帮您解决无法毕业带来的各种难题！外壳，原版制作，诚信可靠，可直接看成品样本。行业标杆！精益求精，诚心合作，真诚制作！多年品质 ,按需精细制作，24小时接单,全套进口原装设备。十五年致力于帮助留学生解决难题，包您满意。
本公司拥有海外各大学样板无数，能完美还原海外各大学 Bachelor Diploma degree, Master Degree Diploma
1:1完美还原海外各大学毕业材料上的工艺：水印，阴影底纹，钢印LOGO烫金烫银，LOGO烫金烫银复合重叠。文字图案浮雕、激光镭射、紫外荧光、温感、复印防伪等防伪工艺。材料咨询办理、认证咨询办理请加学历顾问Q/微741003700
留信网认证的作用:
1:该专业认证可证明留学生真实身份
2:同时对留学生所学专业登记给予评定
3:国家专业人才认证中心颁发入库证书
4:这个认证书并且可以归档倒地方
5:凡事获得留信网入网的信息将会逐步更新到个人身份内，将在公安局网内查询个人身份证信息后，同步读取人才网入库信息
6:个人职称评审加20分
7:个人信誉贷款加10分
8:在国家人才网主办的国家网络招聘大会中纳入资料，供国家高端企业选择人才
Recycled Concrete Aggregate in Construction Part II
Using recycled concrete aggregates (RCA) for pavements is crucial to achieving sustainability. Implementing RCA for new pavement can minimize carbon footprint, conserve natural resources, reduce harmful emissions, and lower life cycle costs. Compared to natural aggregate (NA), RCA pavement has fewer comprehensive studies and sustainability assessments.
New techniques for characterising damage in rock slopes.pdf
rock mass characterization and New techniques for characterising damage in rock slopes
TIME DIVISION MULTIPLEXING TECHNIQUE FOR COMMUNICATION SYSTEM
Time Division Multiplexing (TDM) is a method of transmitting multiple signals over a single communication channel by dividing the signal into many segments, each having a very short duration of time. These time slots are then allocated to different data streams, allowing multiple signals to share the same transmission medium efficiently. TDM is widely used in telecommunications and data communication systems.
### How TDM Works
1. **Time Slots Allocation**: The core principle of TDM is to assign distinct time slots to each signal. During each time slot, the respective signal is transmitted, and then the process repeats cyclically. For example, if there are four signals to be transmitted, the TDM cycle will divide time into four slots, each assigned to one signal.
2. **Synchronization**: Synchronization is crucial in TDM systems to ensure that the signals are correctly aligned with their respective time slots. Both the transmitter and receiver must be synchronized to avoid any overlap or loss of data. This synchronization is typically maintained by a clock signal that ensures time slots are accurately aligned.
3. **Frame Structure**: TDM data is organized into frames, where each frame consists of a set of time slots. Each frame is repeated at regular intervals, ensuring continuous transmission of data streams. The frame structure helps in managing the data streams and maintaining the synchronization between the transmitter and receiver.
4. **Multiplexer and Demultiplexer**: At the transmitting end, a multiplexer combines multiple input signals into a single composite signal by assigning each signal to a specific time slot. At the receiving end, a demultiplexer separates the composite signal back into individual signals based on their respective time slots.
### Types of TDM
1. **Synchronous TDM**: In synchronous TDM, time slots are pre-assigned to each signal, regardless of whether the signal has data to transmit or not. This can lead to inefficiencies if some time slots remain empty due to the absence of data.
2. **Asynchronous TDM (or Statistical TDM)**: Asynchronous TDM addresses the inefficiencies of synchronous TDM by allocating time slots dynamically based on the presence of data. Time slots are assigned only when there is data to transmit, which optimizes the use of the communication channel.
### Applications of TDM
- **Telecommunications**: TDM is extensively used in telecommunication systems, such as in T1 and E1 lines, where multiple telephone calls are transmitted over a single line by assigning each call to a specific time slot.
- **Digital Audio and Video Broadcasting**: TDM is used in broadcasting systems to transmit multiple audio or video streams over a single channel, ensuring efficient use of bandwidth.
- **Computer Networks**: TDM is used in network protocols and systems to manage the transmission of data from multiple sources over a single network medium.
### Advantages of TDM
- **Efficient Use of Bandwidth**: TDM all
Recently uploaded (20)
Comparative analysis between traditional aquaponics and reconstructed aquapon...
Comparative analysis between traditional aquaponics and reconstructed aquapon...
IEEE Aerospace and Electronic Systems Society as a Graduate Student Member
IEEE Aerospace and Electronic Systems Society as a Graduate Student Member
2008 BUILDING CONSTRUCTION Illustrated - Ching Chapter 02 The Building.pdf
2008 BUILDING CONSTRUCTION Illustrated - Ching Chapter 02 The Building.pdf
Optimizing Gradle Builds - Gradle DPE Tour Berlin 2024
Optimizing Gradle Builds - Gradle DPE Tour Berlin 2024
KuberTENes Birthday Bash Guadalajara - K8sGPT first impressions
KuberTENes Birthday Bash Guadalajara - K8sGPT first impressions
Iron and Steel Technology Roadmap - Towards more sustainable steelmaking.pdf
Iron and Steel Technology Roadmap - Towards more sustainable steelmaking.pdf
ML Based Model for NIDS MSc Updated Presentation.v2.pptx
ML Based Model for NIDS MSc Updated Presentation.v2.pptx
The Python for beginners. This is an advance computer language.
The Python for beginners. This is an advance computer language.
Advanced control scheme of doubly fed induction generator for wind turbine us...
Advanced control scheme of doubly fed induction generator for wind turbine us...
Recycled Concrete Aggregate in Construction Part II
Recycled Concrete Aggregate in Construction Part II
New techniques for characterising damage in rock slopes.pdf
New techniques for characterising damage in rock slopes.pdf
TIME DIVISION MULTIPLEXING TECHNIQUE FOR COMMUNICATION SYSTEM
TIME DIVISION MULTIPLEXING TECHNIQUE FOR COMMUNICATION SYSTEM
OLED.pptx
- 1. Mother Teresa institute of Science & Technology Organic Light Emitting Diodes (OLED‘s) Presented by, Satyanarayana 19C61A0425
- 2. OLED History
- 4. 4
- 5. AN OLED OR ORGANIC LIGHT EMITTING DIODE IS A LIGHT EMITTING DEVICE PRINCIPLE OF OF ORGANIC BASED ON THE ELECTROLUMINESCENCE CRYSTALS. AN OLED IS A SOLID-STATE SEMICONDUCTOR DEVICE THAT IS 100 TO 500 NANOMETRES THICK OR ABOUT 200 TIMES SMALLER THAN A HUMAN HAIR.
- 6. SUBSTRATE. ANODE. ORGANIC LAYER: CONDUCTIVE LAYER (HOLE TRANSPORT LAYER) EMISSIVE LAYER( ELECTRON TRANSPORT LAYER) CATHODE.
- 8. A VOLTAGE IS APPLIED ACROSS THE ANODE AND CATHODE. CURRENT FLOWS FROM CATHODE TO ANODE THROUGH THE ORGANIC LAYERS. ELECTRONS FLOW TO EMISSIVE LAYER FROM THE CATHODE. ELECTRONS ARE REMOVED FROM CONDUCTIVE LAYER LEAVING HOLES. HOLES JUMP INTO EMISSIVE LAYER . ELECTRON AND HOLE COMBINE AND LIGHT EMITTED.
- 9. 9
- 10. PASSIVE MATRIX THERE ARE TWO TYPES OF OLEDS NAMELY:- ACTIVE MATRIX
- 12. Flexibility Ultra-lightweight, thin form Durability Brighter images REVOLUTIONARY FEATURES OF FAMOLED
- 13. OLED & LED
- 14. ADVANTAGES & DISADVANTAGES Light weight & flexible plastic substrates Wider viewing angles & improved brightness Better power efficiency Response time UV sensitivity Less Lifetime Expensive Manufacturing Susceptible to water 13
- 15. APPLICATIONS SMALL SREEN DEVICES: CELL PHONES CAMERA PORTABLE RECORDER MEDICAL DEVICES TRANSPARENT LIGHTING DOUBLES AS A WINDOW LARGE SCREEN DISPLAYS : TV SCREENS COMPUTER MONITOR
- 16. CONCLUSION ORGANIC LIGHT EMITTING DIODES ARE EVOLVING AS THE NEXT GENERATION DISPLAYS. AS OLED DISPLAY TECHNOLOGY MATURES, IT WILL BE ABLE TO IMPROVE UPON CERTAIN EXISTING LIMITATIONS OF LCD INCLUDING HIGH POWER CONSUMPTION LIMITED VIEWING ANGLES POOR CONTRAST RATIOS.