Mokwon University           Yong Heui CHO(조용희)                 yhcho@mu.ac.krWhat is a Smartphone?
Definition Smartphone   Mobile phone + computer + sensors +    wireless I/O   Mobile OS: speed vs. battery life        ...
Computer of TomorrowDevoid of CPU and memory                           3
Smartphone HW: AP Application Platform Chip     AP: Application Processor     Flash memory     Mobile Dynamic RAM    ...
Smartphone HW: CP Connectivity Platform Chip   CPU: Central Processing Unit   DSP: Digital Signal Processing     RF ba...
Openmoko Project Open source mobile phone project           UART: Universal Asynchronous Rx/Tx                        SDI...
Apple iPhone 4S Apple released iPhone 4S in Oct. 2011. A5: powerful and faster than A4 Twin antenna: diversity         ...
Breakdown of iPhone 4S                                Without battery               EMI Shield ←ifixit.com                ...
Samsung Galaxy S III Samsung released Galaxy S III in May 2012. Quad-core A9 processor                       9   ←techre...
Breakdown of Galaxy S III             10
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What is a Smartphone?

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What is a Smartphone?

  1. 1. Mokwon University Yong Heui CHO(조용희) yhcho@mu.ac.krWhat is a Smartphone?
  2. 2. Definition Smartphone  Mobile phone + computer + sensors + wireless I/O  Mobile OS: speed vs. battery life 2 ←inbritech.com
  3. 3. Computer of TomorrowDevoid of CPU and memory 3
  4. 4. Smartphone HW: AP Application Platform Chip  AP: Application Processor  Flash memory  Mobile Dynamic RAM  PMU: Power Management Unit  Audio Codec  Bluetooth  WiFi 4
  5. 5. Smartphone HW: CP Connectivity Platform Chip  CPU: Central Processing Unit  DSP: Digital Signal Processing  RF baseband processing  Voice processing  PA: Power Amplifier  Tx-Rx switch  DAC + ADC 5
  6. 6. Openmoko Project Open source mobile phone project UART: Universal Asynchronous Rx/Tx SDIO: Secure Digital I/O GPIO: General Purpose I/O I2C: Inter-Integrated Circuit 6
  7. 7. Apple iPhone 4S Apple released iPhone 4S in Oct. 2011. A5: powerful and faster than A4 Twin antenna: diversity 7 ←techrepublic.com
  8. 8. Breakdown of iPhone 4S Without battery EMI Shield ←ifixit.com Mother-Board 8
  9. 9. Samsung Galaxy S III Samsung released Galaxy S III in May 2012. Quad-core A9 processor 9 ←techrepublic.com
  10. 10. Breakdown of Galaxy S III 10

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