--Forthcoming technology in wireless communication
4g technology: one View•4G is the short name for fourth-generation wireless, the stage ofmobile communications that will enable things like IP-based voice,data, gaming services and high quality streamed multimedia onportable devices with cable modem-like transmission speeds.
M Mobile MultimediaA AnywhereG Global mobility solutionsI Integrated WirelessC Customized Services
4G can provide a 10 times increase in data transfer over 3G. This speed can be achieved through Orthogonal Frequency Division Multiplexing (OFDM).
OFDM (ORTHOGONAL FREQUENCY DIVISION MULTEPLEXING) SMART ANTENNAS MIMO
Support for interactive multimedia, voice, streaming video, Internet, and other broadband services. IP based mobile system. High speed, high capacity, and low cost-per-bit Better spectral efficiency
Expensive. Battery uses are more. Hard to implement Need complicated hardware.
All totally the best way to help all users is to use 4G as the next wireless system and in totally it is safety and secure for public, this the need that demands the solution. Today’s wired society is going wireless and if it has problem, 4G is answer.
There are some good reasons for 4G development and a variety of current and evolving technologies to make 4G a reality. Lesser the expensive of the system, the more people who will want to own it.