HiperLAN collapse opens European door to 802.11a
News HiperLAN had technical advantages, such as the inclusion of quality of service which allows it to handle voice and streaming media, and technology to prevent interference with other 5GHz radio equipment; however, 802.11a stole a march by arriving...
[December 18, 2001, 15:34]
Wireless LAN Technology: Current State and Future Trends
White Papers This paper studies and compares two most competing commercially potential WLAN technologies, namely IEEE 802.11 and ETSI HiperLAN. In this paper, a comprehensive overview of the current state and future trends of Wireless Local Area Network (WLAN...
[December 6, 2007, 0:01]
OFDM Based WLAN Systems
White Papers IEEE 802.11a and HiperLAN/2 have the capability to operate in a range of a few tens of meters in typical office space environment. Orthogonal Frequency Division Multiplexing (OFDM) is a special form of multi-carrier transmission where all the...
[April 18, 2007, 1:00]
Orthogonal Frequency Division Multiplexing (OFDM)
White Papers Also the introduction of Digital Audio Broadcasting (DAB) based on OFDM, successful test on OFDM for Digital Television Terrestrial Broadcasting (dTTb) and research on OFDM for HIPERLAN type II and Wireless ATM projects have increased the...
[March 30, 2005, 3:00]
OFDM or Single-Carrier Block Transmissions?
White Papers It further compares the performance and complexity of uncoded and coded transmissions over random dispersive channels, including Rayleigh fading channels, as well as practical HIPERLAN/2 indoor and outdoor channels.
[October 21, 2004, 6:56]
Blind and Semiblind Spatio-Temporal Diversity for OFDM Systems
White Papers This blind technique is extended so as to take advantage of the preamble that precedes the useful data in the HIPERLAN/2 (HL/2) specification. Adaptive antenna arrays can be used to improve the performance of Orthogonal Frequency Division...
[April 14, 2007, 1:01]
IDF: Intel's tri-mode future for wireless networking
News The European Union at first banned any networks from this band apart from the Hiperlan II standard, despite a complete lack of products: this restriction is still in place, but by making 802.11a a nominal member of the Hiperlan family of standards...
[February 27, 2002, 10:07]
Bluetooth will kill off wireless standard
News Wireless leader Proxim has also come out and said that it can foresee the death of 802.11 and is staking its future on HiperLAN. The 802.11 standard uses the same radio frequency as Bluetooth, the license free ISM (Industrial, Scientific and...
[May 18, 1999, 8:37]
A to Z of wireless standards
News As of early 2003, you can buy "802.11g" cards despite the standard not being finished until later this year: interoperability between vendors and aspects of 802.11b compatibility being most problematic.hH is for Hiperlan -- the European standard...
[March 26, 2003, 8:04]
