Durga Malladi
Yongbin Wei, Edward G Tiedemann Jr, Peter Gaal, Durga P Malladi, David Puig Oses, Sandip Sarkar, Stein Lundby, Tao Chen, Avinash Jain, Aleksandar Damnjanovic, Serge Willenegger: Extended acknowledgement and rate control channel. Qualcomm Incorporated, Ruplt Patel, S Hossain Beladi, Thomas Rouse, January 1, 2008: US07315527 (37 worldwide citation)

Embodiments disclosed herein address the need in the art for an extended acknowledgment/rate control channel. In one aspect, an acknowledgment command and a rate control command are combined to form a combined command. In another aspect, the combined command is generated in accordance with a constel ...

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, S Hossain Beladi, Dang M Vo, April 28, 2009: US07525944 (26 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 ...


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 (246 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 ...

Samir S Soliman: Method and apparatus for reducing pilot search times utilizing mobile station location information. Qualcomm Incorporated, Philip R Wadsworth, Kent D Baker, S Hossain Beladi, April 1, 2003: US06542743 (209 worldwide citation)

A method and apparatus for conducting a pilot signal search in a wireless communications network. The location of a mobile is determined within the network. This location is then used in determining search window sizes and other search parameter information that is used to search all pilot signals i ...

Francesco Grilli, Serge Willenegger: Method and apparatus for measuring timing of signals received from multiple base stations in a CDMA communication system. Qualcomm Incorporated, Philip R Wadsworth, Kent D Baker, S Hossain Beladi, February 24, 2004: US06697629 (152 worldwide citation)

Techniques to more accurately measure the arrival times of transmissions received at a remote terminal from a number of base stations. In one aspect, unassigned finger processors are used to process and measure the arrival times of transmissions from base stations not in the active set. In another a ...


Daisuke Terasawa, Avneesh Agrawal: Method and apparatus for mitigating interference between base stations in a wideband CDMA system. Qualcomm Incorporated, Philip Wadsworth, Kent D Baker, S Hossain Beladi, May 7, 2002: US06385264 (111 worldwide citation)

A method for mitigating the effect of interference between a first base station and a second base station, the first base station and second base stations both sharing a same primary synchronization code. The method includes generating a primary synchronization channel having the primary synchroniza ...

Yu Cheun Jou: Method and apparatus for transmitting and receiving high speed data in a CDMA communication system using multiple carriers. Qualcomm Incorporated, Philip Wadsworth, Kent D Baker, S Hossain Beladi, May 14, 2002: US06389000 (99 worldwide citation)

The present invention is a novel and improved method and apparatus for transmitting data in a multiple carrier CDMA communication system. In the first implementation of the present invention, the data is encoded and the resulting encoded symbols are divided up and transmitted on different frequencie ...

Serge Willenegger, Tao Chen, Alkinoos Hector Vayanos, Yongbin Wei: Multi-media broadcast and multicast service (MBMS) in a wireless communications system. Qualcomm Incorporated, Philip R Wadsworth, Thien T Nguyen, S Hossain Beladi, February 13, 2007: US07177658 (98 worldwide citation)

Techniques to implement MBMS services in a wireless communication system. In one aspect, a method is provided for processing data for transmission to a plurality of terminals. Frames of information bits (which may have variable rates) are provided to a buffer implementing a matrix. The matrix is pad ...