1
Durga Malladi
Serge Willenegger, Durga P Malladi, Josef J Blanz: Method and apparatus for reducing inter-channel interference in a wireless communication system employing a non-periodic interleaver. Qualcomm Incorporated, Philip Wadsworth, Thien Nguyen, Kam Tam, April 25, 2006: US07035284 (29 worldwide citation)

Method and apparatus for reducing interference in a wireless communication system when the source of interference is a deterministic component of the system. In one embodiment, the receiver weights the transmitters according to when the source of interference is transmitted. Further, the transmitter ...


2
Durga Malladi
Durga P Malladi, Serge Willenegger, Tao Chen: Uplink power control. QUALCOMM Incorporated, Philip Wadsworth, Thien T Nguyen, Donald C Kordich, February 1, 2005: US06850771 (13 worldwide citation)

Uplink power control is provided to maintain the integrity of the uplink HS-DPCCH when the UE goes into SHO. The target pilot SNR threshold is controlled by considering the pilot signal strength of the serving Node-B and/or the uplink channel condition of the serving Node-B when deciding to increase ...


3
Durga Malladi
Durga Prasad Malladi, Josef Blanz, Yongbin Wei: Communication receiver with an adaptive equalizer length. Qualcomm, Philip Wadsworth, Sandra L Godsey, August 1, 2006: US07085317 (7 worldwide citation)

In a communication system, a method for estimating a transmitted signal is disclosed. A communication signal is received. A delay-power analyzer analyzes the communication signal. A delay spread is then estimated from information obtained from the delay-power analyzer. A new equalizer filter length ...


4
Leonid Sheynblat, Norman F Krasner: Method and apparatus for providing location-based information via a computer network. Snaptrack, Philip Wadsworth, Charles Brown, Bruce W Greenhaus, January 13, 2004: US06677894 (520 worldwide citation)

Methods and apparatuses for distributing location-based information (i.e., information specific to a client's location or a location of interest to the client) to a client, which may be a mobile SPS receiver, via the Internet and in particular, the World-Wide Web. The client provides informatio ...


5
Mark Maggenti, Douglas M Crockett, Eric Rosen: System and method for providing group communication services in an existing communication system. Qualcomm, Philip Wadsworth, Gregory D Ogrod, Thomas M Thibault, November 5, 2002: US06477150 (358 worldwide citation)

The present invention is a system and method for providing group communication services in an existing communication system. Group communications are enabled by installing a communications manager in a data network such as the Internet. The communications manager acts as a configurable switch, allow ...


6
Jay R Walton, Mark Wallace, John W Ketchum, Steven J Howard: Method and apparatus for processing data in a multiple-input multiple-output (MIMO) communication system utilizing channel state information. Qualcomm Incorporated, Philip Wadsworth, Thien T Nguyen, Thomas R Rouse, August 31, 2004: US06785341 (253 worldwide citation)

Techniques to “successively” process received signals at a receiver unit in a MIMO system to recover transmitted data, and to “adaptively” process data at a transmitter unit based on channel state information available for the MIMO channel. A successive cancellation receiver processing technique is ...


7
Edward G Tiedemann Jr, Yu Chuan Lin, Yu Cheun Jou, Joseph P Odenwalder: Method and apparatus for forward link rate scheduling. Qualcomm Incorporated, Philip Wadsworth, S Hossain Beladi, January 1, 2002: US06335922 (225 worldwide citation)

In a communication system capable of variable rate transmission, scheduling of high speed data transmission improves utilization of the forward link and decreases the transmission delay in data communication. Each remote station is assigned one primary code channel for the duration of the communicat ...


8
Jay Rod Walton, John W Ketchum, Mark Wallace, Irina Medvedev: Resource allocation for MIMO-OFDM communication systems. Qualcomm Incorporated, Dmitry R Milikovsky, Sandip S, Philip Wadsworth, March 28, 2006: US07020110 (212 worldwide citation)

Techniques to schedule terminals for data transmission on the downlink and/or uplink in a MIMO-OFDM system based on the spatial and/or frequency “signatures” of the terminals. A scheduler forms one or more sets of terminals for possible (downlink or uplink) data transmission for each of a number of ...


9
Richard J Girerd, Norman F Krasner: Client-server based remote locator device. Qualcomm Incorporated, Bruce Greenhalls, Charles Beacon, Philip Wadsworth, December 9, 2003: US06661372 (201 worldwide citation)

A user accesses a server using a client. The client provides an identification code which serves to uniquely identify a remote sensor. The remote sensor is capable of providing information related to its position. The server interrogates the remote sensor and, in response, the remote sensor transmit ...


10
Fuyun Ling, Jay R Walton, Steven J Howard, Mark Wallace, John W Ketchum: Method and apparatus for utilizing channel state information in a wireless communication system. Qualcomm Incorporated, Philip Wadsworth, Thien T Nguyen, Thomas R Rouse, August 3, 2004: US06771706 (194 worldwide citation)

Techniques for transmitting data from a transmitter unit to a receiver unit in a multiple-input multiple-output (MIMO) communication system. In one method, at the receiver unit, a number of signals are received via a number of receive antennas, with the received signal from each receive antenna comp ...



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