1
Hang Ching Jason Leung, Piu Bill Wong: Multi-function wireless apparatus. FiMax Technology, Fulbright & Jaworski L, February 26, 2013: US08385978 (146 worldwide citation)

Systems and methods which provide a multi-function wireless node are shown. Multi-function wireless nodes of embodiments provide link completion infrastructure suited for a plurality of situations and environments, such as for repeaters, bridges, gateways, and APs. Embodiments provide a multi-functi ...


2
Peter Chun Teck Song, Ross David Murch, Angus Mak Chi Keung, Douglas Ronald George, Piu Bill Wong: Low cost multi-beam, multi-band and multi-diversity antenna systems and methods for wireless communications. Hong Kong Applied Science and Technology Research Institute, Fulbright & Jaworski, July 11, 2006: US07075485 (136 worldwide citation)

Systems and methods for employing switched phase shifters and a feed network to provide a low cost multiple beam antenna system for wireless communications. The present systems and methods may also facilitate multi-band communications and employ multi-diversity. The present systems and methods allow ...


3
Piu Bill Wong, Shimon B Scherzer, Ravi Narasimhan: Simultaneous forward link beam forming and learning method for mobile high rate data traffic. Metawave Communications Corporation, Fulbright & Jaworski L, December 11, 2001: US06330460 (109 worldwide citation)

Disclosed is a base station of a wireless communications system including an adaptive antenna array and beam forming means for forming simultaneous multiple forward link beams. Preferably mobile stations are separated into groups of mobile stations corresponding to a maximum number of simultaneous f ...


4
Peter Chun Teck Song, Ross David Murch, Angus Mak Chi Keung, Douglas Ronald George, Piu Bill Wong: Low cost multi-beam, multi-band and multi-diversity antenna systems and methods for wireless communications. Hong Kong Applied Science and Technology Research Institute, Fulbright & Jaworski L, April 28, 2009: US07525504 (79 worldwide citation)

Systems and methods for employing switched phase shifters and a feed network to provide a low cost multiple beam antenna system for wireless communications. The present systems and methods may also facilitate multi-band communications and employ multi-diversity. The present systems and methods allow ...


5
Piu Bill Wong, Shimon B Scherzer: Downlink beamforming using beam sweeping and subscriber feedback. Metawave Communications Corporation, Fulbright & Jaworski L, May 15, 2001: US06233466 (71 worldwide citation)

A system and method is provided for adaptive downlink beamforming in a wireless communication system. The technique involves using an antenna array to transmit downlink control signals from the base station to the subscribers in the cell. Rather than transmitting the control signals in a given direc ...


6
Ravi Narasimhan, Piu Bill Wong, Shimon B Scherzer, Jiangfeng Wu: Space-time and space-frequency hopping for capacity enhancement of mobile data systems. Kathrein Werke KG, Fulbright & Jaworski, March 21, 2006: US07016649 (60 worldwide citation)

The present invention utilizes adaptive antenna arrays at a base station to increase the forward link capacity of mobile data systems. One or more simultaneous forward link beams are formed and are switched (or hopped) in a time division manner among subscribers. The beam hopping sequence is randomi ...


7
Piu Bill Wong, Shimon B Scherzer: Transmitting beam forming in smart antenna array system. Metawave Communications Corporation, Fulbright & Jaworski L, September 17, 2002: US06453177 (38 worldwide citation)

Traffic channel signals and pilot channel signals are transmitted from a base station to a mobile station using different beams. The beam carrying the pilot channel signal is a sector-wide beam, while the beam carrying the traffic channel signal has been minimized based on the number of frame errors ...


8
Yi Gong, Hang Ching Jason Leung, Mario Joa Ng, Piu Bill Wong, Soung Chang Liew, Yan Wang: Location positioning in wireless networks. Hong Kong Applied Science and Technology Research Institute, Fulbright & Jaworski, December 25, 2007: US07313403 (28 worldwide citation)

Disclosed are systems and methods which provide for location positioning in wireless networks using techniques which are adapted to provide reliable location determinations even in complex topological environments. Embodiments utilize multiple antenna patterns, such as may be provided using phased a ...


9
Shimon B Scherzer, Piu Bill Wong: Adaptive antenna array wireless data access point. Kathrein Werke KG, Fulbright & Jaworski, May 31, 2005: US06901062 (23 worldwide citation)

The invention provides systems and methods for providing improved wireless data communication. Preferred embodiments of the present invention utilize multiple antenna beams in the forward link to provide increased forward link capacity and/or improved forward link signal quality. Multiple orthogonal ...


10
Piu Bill Wong, Alexander V Tesler, Shimon B Scherzer: System and method for providing phase matching with optimized beam widths. Kathrein Werke KG, Fulbright & Jaworski, January 25, 2005: US06847832 (22 worldwide citation)

Systems and methods providing analysis of channel characteristics for determining a optimum beam configuration for use therein are shown. Preferably, the direction and angle spread for subscriber units are determined in order to provide a beam for use therewith. According to a preferred embodiment, ...