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802.11a In Europe: Harmonization Of The 5-GHz Spectrum Ends Patchwork Of Frequencies And Simplifies Deployment
White Papers 802.11a, with higher throughput and greater channel diversity than 802.11b, is regarded as the preferred radio standard in the United States for enterprises looking to improve WLAN performance. However, European businesses, or multinational...
[August 6, 2007, 0:00]
802.11a Modeling And MAC Enhancements For High Speed Rate Adaptive Networks
White Papers This paper correctly models the IEEE 802.11a specification, implements a well know data rate adjustment algorithm, and presents Packet Concatenation (PAC) for rate adaptive mobile ad hoc networks. The paper addresses the topic of dealing with new...
[March 24, 2005, 23:00]
Comdex 2001: 802.11a Puts Wireless In The Fast Lane
News Reflecting the growing demand for Net connections anywhere, some of the leading networking companies plan to unveil new technology for people to communicate wirelessly in their homes and workplaces. At Comdex Fall 2001 on Monday, Intel will release...
[November 12, 2001, 15:04]
Performance Analysis Of OFDM System Based On IEEE 802.11a
White Papers This paper analyzes the performance of OFDM system based on IEEE 802.11a specification. Recently, there are increasing demands among wireless mobile subscribers on the broadband wireless multimedia services with high capacity and reliability.
[October 29, 2004, 0:00]
Low Power Advantage Of 802.11a/g Vs. 802.11b
White Papers This white paper addresses the question of which Wi-Fi (802.11) physical layer (PHY) technology best extends the battery life of portable Wi-Fi-enabled devices. The 802.11 packet structure is discussed, as well as the duration of 802.11 packets by...
[June 29, 2007, 0:00]
A Full-Rate Software Implementation Of An IEEE 802.11a Compliant Digital Baseband Transmitter
White Papers A software based IEEE 802.11a digital baseband transmitter has been implemented on a highly parallel single-chip DSP processor. The processing platform is a programmable and reconfigurable Asynchronous Array of simple Processors (AsAP) that is well...
[February 7, 2006, 23:00]
HiperLAN Collapse Opens European Door To 802.11a
News Wireless LANs running at 54 megabits per second (mbps) could be available in the UK within six months, although politics could delay it till the end of 2002. The collapse of the rival HiperLAN standard gives the European standards agencies a short...
[December 18, 2001, 15:34]
Voice Capacity Of IEEE 802.11b And 802.11a Wireless LANs In The Presence Of Channel Errors And Different User Data Rates
White Papers IEEE 802.11 based Wireless Local Area Networks (WLANs) are becoming popular in home, enterprise and public access areas primarily due to their low cost, simplicity of installation and high data rates.
[February 7, 2006, 23:00]
Evaluation Of 802.11a For Streaming Data In Ad-Hoc Networks
White Papers Advances in communication and processing have made ad-hoc networks of wireless devices a reality. One application is home entertainment systems where multiple Home-to-Home (H2O) devices collaborate as peers to stream audio and video clips to a...
[May 12, 2006, 0:00]
Performance Of IEEE 802.11a And 802.11b Networks
White Papers This paper compares the performance of IEEE 802.11a and 802.11b networks in terms of throughput. The paper also compares the performance of different wireless adapters and transmission base units in terms of throughput and reachability.
[October 20, 2005, 0:00]
An Overview Of 802.11a And 802.11b Products
White Papers This document provides a comparison between 802.11a and 802.11g.g is still in the process of being finalized and is currently in draft specification. However, a few vendors are already marketing new 802.11g devices.
[November 21, 2003, 23:00]
Automatic Synthesis Of An 802.11a Wireless LAN Antenna Using Genetic Programming
White Papers This paper describes the application of genetic programming to synthesize a small form factor, 2 dimensional wire antenna for a 5 GHz 802.11a application. It discusses a novel approach to quantizing the search space which leads to a more simple...
[December 6, 2007, 23:00]
Wi-Fi Group To Rename 802.11a
News The confusing mix of names used to describe wireless networking equipment based on the 802.11 standard might just become a little simpler. The Wireless Ethernet Compatability Alliance (WECA), a leading standards body for wireless networking, was...
[July 19, 2002, 12:59]
Amendments To 802.11a PHY For WirelessHUMAN Standard
White Papers This paper gives an outline of the proposed changes to the Physical Layer (PHY) for WirelessHUMAN Broadband Fixed Wireless Access systems in un-licensed frequency bands in sub-10GHz. This paper addresses the criteria listed in the Call for...
[March 30, 2005, 0:00]
Voice Capacity Of IEEE 802.11b, 802.11a And 802.11g Wireless LANs
White Papers IEEE 802.11 based Wireless Local Area Networks (WLANs) are becoming popular in home, enterprise and public access areas primarily due to their low cost, simplicity of installation and high data rates.
[October 20, 2005, 0:00]
Making 802.11g Transmitter Measurements
White Papers 802.11g is the latest standard in wireless computer networking. It follows on the developments of 802.11a and 802.11b, combining the speed of 802.11a with the low cost and installed base of 802.11b devices.
[June 26, 2007, 0:00]
Sensitivity Of OFDM Based WLANs To Front-End Impairments
White Papers Multicarrier systems based on Orthogonal Frequency Division Multiplexing (OFDM) are gaining popularity in high-speed broadband wireless networks such as IEEE 802.11a and IEEE 802.11g Wireless LANs. OFDM based systems have the advantage of...
[November 1, 2004, 23:00]
Rupert Goodwins' Diary
Blog Tuesday 22/01/2002 First tests are in on new wireless standard 802.11a -- nominal speed 55mbps -- and they show that it actually runs at around 28mbps. Which is still faster than 802.11b, which is what we're all using at the moment: that's...
[January 25, 2002, 15:56]
Microsoft Takes Its Own Path With Next-gen Wi-Fi
News Microsoft said Monday that it isn't among those to fully back new wireless wunderkind 802.11a. The software giant hasn't issued an important Windows system certification for any adapter cards that use just 802.11a, a new generation of wireless...
[June 11, 2002, 9:12]
A Highly Integrated, Dual-Band, Multi-Mode Wireless LAN Transceiver
White Papers A fully integrated radio transceiver chip for the 2.4 and 5 GHz WLAN standards 802.11a/b/g is presented in a 0.25 µm 40 GHz BiCMOS technology. The chip integrates the LNAs, mixers, channel filters, PGC, synthesizers with VCOs and reference...
[December 6, 2007, 23:00]
