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Paul Wilkinson Dent: Signal scanning systems and methods for multiple-mode cellular radiotelephones. Ericsson, Myers Bigel Sibley & Sajovec, April 22, 2003: US06553229 (46 worldwide citation)

Multiple-mode cellular radiotelephones use a wide bandwidth receiving mode while scanning for signals in a narrow bandwidth receiving mode. Thus, when it is desired to scan the received frequency band to search for the presence of narrowband signals, the wider receiver bandwidth is first selected. W ...


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Avinash Jain, Jack M Holtzman: Method and apparatus for congestion control in a wireless communication system. Qualcomm Incorporated, Philip R Wadsworth, Thien T Nguyen, Kam T Tam, January 3, 2006: US06983153 (17 worldwide citation)

Method and apparatus for congestion control in a wireless communication system. In one embodiment, the status of a congestion bit indicates the type of adjustment, such as increase or decrease, to be performed at an access terminal to determine the next data rate for transmissions on the reverse lin ...


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Laurent Mainard, Oliver Perrault: Service transmission system related to relevant geographical zones and receiver designed to be used with said transmission system. France Telecom, Teldiffusion de France, Lowe Hauptman & Berner, September 12, 2006: US07107046 (10 worldwide citation)

The present invention relates to a transmission system for services which are linked to relevant geographic zones. Said system comprises at least one set of transmitters (1,2,3,4) transmitting said services to said zones (11,12,13,14) and a receiver (100) filled with a receiver sub-assembly (110) to ...


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Govindarajan Krishnamurthi, Tat Keung Chan: Network entity, method and computer program product for dynamically changing a request for location information. Nokia Corporation, Alston & Bird, January 17, 2012: US08099112 (5 worldwide citation)

A network entity includes a controller adapted to operate a location-based application for initiating a location reporting session. The location reporting session includes determining and reporting a current location of a mobile station based on one or more parameters having one or more associated v ...


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Anjana Agarwal, Anthony Buttitta, Viraraghavan Sudarsan, Janice Marie Wunsch: Automatic code gapping (ACG) for wireless systems. Lucent Technologies, Werner Ulrich, November 13, 2001: US06317601 (2 worldwide citation)

In a wireless telecommunications network, apparatus and method for code gapping messages from mobile switching centers to switching control points. The switching control point, (SCP), sends a stand-alone message containing only code gap control information to each of the MSCs served by the SCP. The ...


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Takayuki Nonami: Portable radio communication apparatus. Mitsubishi Denki Kabushiki Kaisha, Rothwell Figg Ernst & Manbeck PC, November 11, 2003: US06647258 (1 worldwide citation)

The present invention aims at providing a portable radio communication apparatus in which forming of a message is easy. The portable radio communication apparatus is provided with a novel pre-message memory formed of a ROM or the like stored in which are fixed messages each consisting of fixed state ...