1
Durga Malladi
Serge Willenegger, Durga P Malladi, Josef J Blanz: Method and apparatus for reducing inter-channel interference in a wireless communication system. Larry J Moskowitz, Thomas Rouse, July 29, 2008: US07406065 (34 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
Yongbin Wei, Durga P Malladi, Stein Lundby, Tao Chen, Serge Willenegger: Systems and methods for hierarchically demodulating and decoding a data signal using a pilot signal and an additional signal. QUALCOMM Incorporated, Hossaine Beladi, Larry J Moskowitz, Thomas Rouse, August 26, 2008: US07418064 (11 worldwide citation)

Systems and methods for demodulating and decoding signals on a multi-path data channel using a pilot signal and at least one additional signal as a demodulation reference. One embodiment includes a method in which a pilot signal is used to demodulate and decode an additional signal, and then both th ...


3
Bjorn A Bjerke, John W Ketchum, Nagabhushana Sindhushayana, Jay Rod Walton: Rate-compatible LDPC codes. Qualcomm Incorporated, Larry J Moskowitz, April 20, 2010: US07702986 (76 worldwide citation)

Method and apparatus for generating codewords with variable length and redundancy from a single Low-Density Parity-Check (LDPC) code with variable length input words. A mother code for encoding data words is generated based on a parity-check matrix, wherein the mother code is adjusted to reflect the ...


4
John Edward Smee, Nagabhushana Sindhushayana: System and method for received signal prediction in wireless communications system. QUALCOMM Incorporated, George J Oehling, Larry J Moskowitz, Thomas R Rouse, October 7, 2008: US07433384 (24 worldwide citation)

Method and apparatus to compute the combiner coefficients for wireless communication systems for a space-time solution. One embodiment trains the weights on a signal known a priori that is time multiplexed with other signals, such as a pilot signal in a High Data Rate, HDR, system, wherein the signa ...


5
Octavian Florescu, Amr M Fahim, Chiewcharn Narathong: PLL lock management system. Qualcomm Incorporated, Kenyon Jenckes, Larry J Moskowitz, Thomas Rouse, January 29, 2008: US07323944 (22 worldwide citation)

A PLL includes a charge pump, a loop filter, a VCO, and a calibration unit. The calibration unit performs coarse tuning to select one or multiple frequency ranges, performs fine tuning to determine an initial control voltage that puts the VCO near a desired operating frequency, measures the VCO gain ...


6
Jose Cabanillas, Prasad S Gudem, Namsoo Kim, Cristian Marcu, Anup Savla: Low noise and low input capacitance differential MDS LNA. QUALCOMM Incorporated, Larry J Moskowitz, William M Hooks, May 17, 2011: US07944298 (21 worldwide citation)

A differential low noise amplifier (LNA) involves two main amplifying transistors biased in saturation, and two cancel transistors biased in sub-threshold. In one example, the gates of the cancel transistors are coupled to the drains of main transistors, in a symmetrical and cross-coupled fashion. T ...


7
Tamer Kadous: Incremental redundancy transmission for multiple parallel channels in a MIMO communication system. Qualcomm Incorporated, Sandip S Minhas, Larry J Moskowitz, February 23, 2010: US07668125 (19 worldwide citation)

For incremental redundancy transmission on multiple parallel channels in a MIMO system, a transmitter processes (e.g., encodes, partitions, interleaves, and modulates) each data packet for each parallel channel based on a rate selected for the parallel channel and obtains multiple symbol blocks for ...


8
Peter John Black, Matthew S Grob: Methods and systems for providing enhanced position location in wireless communications. QUALCOMM Incorporated, Larry J Moskowitz, Shyam K Parekh, January 25, 2011: US07876265 (17 worldwide citation)

Embodiments disclosed herein relate to methods and systems for providing improved position-location (e.g., time-of-arrival) measurement and enhanced position location in wireless communication systems. In an embodiment, an access point may replace information (e.g., data) transmission by a “known” t ...


9
Rajiv Laroia, Junyi Li, Tom Richardson: Multi-carrier communications methods and apparatus. Michael P Straub, Larry J Moskowitz, Thomas R Rouse, June 10, 2008: US07386306 (16 worldwide citation)

Methods and apparatus for implementing a multi-carrier communications system are described. Various approaches to a phased system deployment and system configurations resulting from different levels of deployment are described. In addition mobile node and methods of operating mobile nodes in communi ...


10
Aamod Khandekar, Avneesh Agrawal, Fuyun Ling: Iterative channel and interference estimation and decoding. QUALCOMM Incorporated, Micky S Minhas, Larry J Moskowitz, Thomas Rouse, September 2, 2008: US07421041 (15 worldwide citation)

For an iterative channel and interference estimation and decoding scheme, prior information for channel gain and interference is initially obtained based on received pilot symbols. Forward information for code bits corresponding to received data symbols is derived based on the received data symbols ...



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