1
Balakrishnan Narendran, Sampath Rangarajan, Shalini Yajnik: Data distribution techniques for load-balanced fault-tolerant web access. Lucent Technologies, May 30, 2000: US06070191 (334 worldwide citation)

A server system for processing client requests received over a communication network includes a cluster of N document servers and at least one redirection server. The redirection server receives a client request from the network and redirects it to one of the document servers, based on a set of pre- ...


2
Prathima Agrawal, Balakrishnan Narendran, Narayanan Shivakumar, Cormac J Sreenan: Synchronization system for networked multimedia streams. Lucent Technologies, April 22, 1997: US05623483 (126 worldwide citation)

A network data stream synchronization method and system are disclosed. Operating delay and loss parameters are accepted and a data stream buffer is initialized. The network delay experienced by a data packet is determined and a buffer delay is imposed to provide a fixed end-to-end delay. Packets arr ...


3
Prathima Agrawal, Balakrishnan Narendran, James Paul Sienicki, Shalini Yajnik: Adaptive power control and coding scheme for mobile radio systems. Lucent Technologies, Kenneth M Brown, February 24, 1998: US05722051 (56 worldwide citation)

A dynamic combined power control and forward error correction control (FEC) technique for mobile radio systems which illustratively decreases the power consumed by wireless transmitters and increases the number of simultaneous connections which may be supported thereby. Individual transmitter-receiv ...


4
Prathima Agrawal, Dinesh K Anvekar, Balakrishnan Narendran: Method of prioritizing handoff procedures in a cellular system. AT&T, Michele L Conover, Kenneth M Brown, November 7, 1995: US05465389 (49 worldwide citation)

A method of prioritizing handoff requests in a cellular system is disclosed in which at least one handoff request for assignment of a communication channel is received from at least one mobile unit. A cutoff time for the handoff request is determined. The handoff requests are arranged in a priority ...


5
Prathima Agrawal, Balakrishnan Narendran, Narayanan Shivakumar: Network flow framework for online dynamic channel allocation. Lucent Technologies, Morgan & Finnegan L, June 13, 2000: US06075777 (44 worldwide citation)

The invention relates to a dynamic channel allocation system for a mobile communication system wherein mobile units communicate with the base station on allotted channels. The channel allocations are determined according to a framework of network flows including flow paths with nodes representing ac ...


6
Nefatiti Anderson, Simon C Borst, Lynell E Cannell, Terry Si Fong Cheng, Lindsey Chew, Sudheer A Grandhi, Chih Lin I, Joseph Samuel Kaufman, Boris Dmitrievich Lubachevsky, Balakrishnan Narendran, Donna M Sand: Interference based dynamic channel assignment. Lucent Technologies, August 22, 2000: US06108321 (31 worldwide citation)

An interference based dynamic channel assignment scheme for a wireless communication network, for self configuring dynamic channel assignment of a plurality of channels, comprises the steps of: prioritizing a channel list and prioritizing a selected subset of the prioritized channel list. In further ...


7
Prathima Agrawal, Balakrishnan Narendran, James Paul Sienicki, Shalini Yajnik: Transmitter-receiver pair for wireless network power-code operating point is determined based on error rate. Lucent Technologies, June 6, 2000: US06072990 (26 worldwide citation)

A method and system for adaptively determining an operating point for a transmitter-receiver pair in a wireless communication network. The receiver receives data over an uplink and measures an average observed word error rate avg.sub.-- WER of the received data and transmits the average observed wor ...


8
Prathima Agrawal, Dinesh K Anvekar, Balakrishnan Narendran: Traffic driven channel reservation system for handovers in cellular networks. AT&T, June 25, 1996: US05530912 (21 worldwide citation)

A method is disclosed for reducing handover failure probability in cellular networks which includes the steps of determining whether a mobile subscriber is traversing a pre-handover zone defined in each cell of the network, reserving a free channel in an adjacent cell for the mobile subscriber trave ...


9
Prathima Agrawal, Balakrishnan Narendran, Cormac Sreenan: Statistical method for dynamically controlling the playback delay of network multimedia streams. Lucent Technologies, Synnestvedt & Lechner, June 6, 2000: US06072809 (20 worldwide citation)

A method is disclosed for maintaining and updating statistical trends of network delay to provide a predictive approach to synchronization. Necessary information, such as timing and stream ID information, is gathered from streams of data and future network delay values are predicted by constructing ...


10
Jon Feldman, Guem R Kim, Joanna Jung Yen Liang, Balakrishnan Narendran, Martin Pal, Rohit Rao, Adam Wildavsky: Preferred cost bidding for online advertising. Fish & Richardson PC, October 16, 2008: US20080255922-A1

In an online advertising system, preferred cost bidding allows advertisers to specify a preferred “average” cost target (e.g., cost-per-click (CPC), cost per thousand impressions (CPM)), rather than a “maximum” cost target (e.g., maximum CPC, CPM). The system attempts to bring the advertiser's overa ...