1
Durga Malladi
Alkinoos Hector Vayanos, Durga P Malladi, Sai Yiu Duncan Ho: Data delivery in conjunction with a hybrid automatic retransmission mechanism in CDMA communication systems. QUALCOMM Incorporated, Philip R Wadsworth, Thien T Nguyen, Kent D Baker, May 31, 2005: US06901063 (103 worldwide citation)

Techniques for delivering data recovered by a HARQ entity in proper order to higher layers in a CDMA system. In a method, packets are received from the HARQ entity by the re-ordering entity and missing packets among the received packets are detected. Packets may be transmitted in a sequential order ...


2
Durga Malladi
Edward G Tiedemann Jr, Aleksandar Damnjanovic, Avinash Jain, Durga P Malladi, David Puig Oses, Peter Gaal, Serge Willenegger, Stein Lundby, Sandip Sarkar, Tao Chen, Yongbin Wei: Grant, acknowledgement, and rate control active sets. Qualcomm Incorporated, Philip R Wadsworth, Thien T Nguyen, W Chris Kim, October 24, 2006: US07126928 (84 worldwide citation)

Embodiments disclosed herein address the need in the art for efficient management of grant, acknowledgement, and rate control channels. In one aspect, a list associated with a first station is generated or stored, the list comprising zero or more identifiers, each identifier identifying one of a plu ...


3
Durga Malladi
Francesco Grilli, Durga P Malladi: Method and system for communicating content on a broadcast services communication system. Qualcomm Incorporated, Philip R Wadsworth, Thien T Nguyen, Donald C Kordich, March 21, 2006: US07016327 (34 worldwide citation)

An outer decoder and an inner decoder encode a block of information to be transmitted, to improve protection by adding redundancy. The redundancy permits decoding of the information from less than a complete encoded block of information. Time re-alignment of two transmissions of the same content fro ...


4
Durga Malladi
Francesco Grilli, Durga P Malladi: Method and system for communicating content on a broadcast services communication system. Qualcomm Incorporated, Philip R Wadsworth, Thien T Nguyen, Donald C Kordich, March 28, 2006: US07020109 (17 worldwide citation)

An outer decoder and an inner decoder encode a block of information to be transmitted, to improve protection by adding redundancy. The redundancy permits decoding of the information from less than a complete encoded block of information. Time re-alignment of two transmissions of the same content fro ...


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Mark Wallace, Jay R Walton, Ahmad Jalali: Method and apparatus for measuring reporting channel state information in a high efficiency, high performance communications system. Qualcomm Incorporated, Philip R Wadsworth, Kent D Baker, Kyong Macek, October 29, 2002: US06473467 (634 worldwide citation)

Channel state information (CSI) can be used by a communications system to precondition transmissions between transmitter units and receiver units. In one aspect of the invention, disjoint sub-channel sets are assigned to transmit antennas located at a transmitter unit. Pilot symbols are generated an ...


7
Roberto Padovani, Paul E Bender, Peter J Black, Matthew S Grob, Jurg K Hinderling, Nagabhushana T Sindhushayana, Charles E Wheatley III: Method and apparatus for high rate packet data transmission. Qualcomm Incorporated, Philip R Wadsworth, Kent D Baker, Sandra L Godsey, June 3, 2003: US06574211 (505 worldwide citation)

In a data communication system capable of variable rate transmission, high rate packet data transmission improves utilization of the forward link and decreases the transmission delay. Data transmission on the forward link is time multiplexed and the base station transmits at the highest data rate su ...


8
Michael L Segal, Franklin P Antonio, Sue Elam, Judd Erlenbach, Kathleen R de Paolo: Method and apparatus for automatic event detection in a wireless communication system. Qualcomm Incorporated, Philip R Wadsworth, Thomas M Thibault, Gregory D Ogrod, September 26, 2000: US06124810 (271 worldwide citation)

Apparatus and method for determining when a vehicle has arrived or departed from a planned or an unplanned stop, while minimizing or completely eliminating driver intervention. The apparatus comprises a mobile communication terminal located onboard a vehicle for receiving destination information, ge ...


9
Wyatt Riley: Area based position determination for terminals in a wireless network. Qualcomm, Philip R Wadsworth, Charles D Brown, Donald Kordich, March 8, 2005: US06865395 (270 worldwide citation)

Techniques to estimate the position of a wireless terminal. In a method, the identities of a number of transmitters (e.g., BTSs) to be used to estimate the position are initially received. Expected areas for these transmitters are then determined. The expected area associated with each transmitter i ...


10
Jay R Walton, Mark Wallace, Jack Holtzman, Franklin P Antonio: Method and apparatus for controlling transmissions of a communications systems. Qualcomm Incorporated, Philip R Wadsworth, Kent D Baker, Thomas R Rouse, December 10, 2002: US06493331 (252 worldwide citation)

In some aspects, each cell in the communications system can be designed to operate in accordance with a set of back-off factors that identify the reductions in peak transmit power levels for the channels associated with the back-off factors. The back-off factors are defined to provide the required p ...