Patents
Patents for H04W 36 - Handoff or reselecting arrangements (55,112)
01/1995
01/12/1995WO1995001694A1 Transferring a radio telephone call
01/12/1995CA2142020A1 Method and apparatus for transferring a radiotelephone call from one coverage area to another
01/05/1995WO1995001068A1 Apparatus for interference cancellation in a digital radio link between a fixed and a mobile radio unit
01/05/1995WO1995001065A1 Cordless telephone system and zone switching control method
01/05/1995WO1995001017A1 Signal processing in communication systems
01/05/1995CA2156046A1 Cordless telephone system and zone switching control method
01/05/1995CA2140442A1 Signal processing in communication systems
01/03/1995US5379447 Method of selecting a handoff target in a cellular communication system
01/03/1995US5379446 Cellular radio with microcellular/macrocellular handoff
12/1994
12/28/1994EP0631451A2 Handover scheme in cellular system using variable channel switching control parameter setting based on mobile station state
12/22/1994WO1994030024A1 Time alignment of transmission in a down-link of a cdma system
12/22/1994WO1994029994A1 Call transfer within cellular communications systems
12/22/1994WO1994029981A1 Non-continuous transmission for seamless handover in ds-cdma systems
12/22/1994CA2141578A1 Call transfer within cellular communications systems
12/21/1994EP0630166A2 Mobile communication system making use of ISDN switched network
12/20/1994US5375254 Method of operating a communications system, a communications system and a secondary station for use in the system
12/14/1994EP0629056A1 Method of step by step reallocation of frequency in a cellular mobile radiocommunication system
12/08/1994WO1994028690A1 Cellular radio system with centralized located base stations and distributed antenna units
12/08/1994WO1994028645A1 Method and apparatus for supporting mobile communications in asynchronous transfer mode based networks
12/08/1994CA2163770A1 Method and apparatus for supporting mobile communications in asynchronous transfer mode based networks
12/07/1994EP0626121A4 Method and apparatus for optimum channel assignment.
12/07/1994EP0604623A4 A method and apparatus for performing handoffs in a wireless communication system.
11/1994
11/30/1994EP0626122A1 Method of measuring adjacent base stations in tdma radio system and tdma radio system
11/30/1994EP0626121A1 Method and apparatus for optimum channel assignment
11/30/1994CN1026844C Method and apparatus for optimum channel assignment
11/24/1994WO1994027384A1 A method and a device for the utilization of channels in a radio communications system
11/24/1994WO1994027383A1 Handover method between two cells of a cellular mobile radiocommunication network
11/24/1994CA2139627A1 A method and a device for the utilization of channels in a radio communications system
11/23/1994EP0625863A2 Dual stage RSSI handoff trigger
11/22/1994US5367559 Sequential power estimation for cellular system handoff
11/22/1994US5367558 Cellular cordless telephone
11/17/1994EP0624994A1 Hand-off method and mobile station for spread spectrum communications system
11/16/1994CN1095207A Radio telecommunication system
11/10/1994WO1994026074A1 Cdma transmission delay method and apparatus
11/09/1994CN1094882A Wireless digital personal communications system having voice/data/image two-way calling and intercell hand-off provided through distributed logic resident in portable handset terminals radio cell.....
10/1994
10/13/1994WO1994023527A1 Off-load cellular system for off-loading cellular service from a main cellular system to increase cellular service capacity
10/11/1994US5355515 Method and apparatus for estimating initial time alignment in a cellular communications network
09/1994
09/28/1994EP0616750A1 Handover decision algorithm using power budget values
09/15/1994WO1994021057A1 A method and an apparatus for handing off mobile station from a first to a second channel in a mobile communication system
09/14/1994EP0615396A1 Method and apparatus for seamless handover in a digital private telephoney system
09/14/1994EP0615394A2 Packet signal selecting apparatus and mobile switching center including the same
09/14/1994EP0615392A1 Method and apparatus for location dependent handover in a mobile radio network
09/14/1994EP0615391A1 Mobile communication network
09/14/1994EP0615354A1 Mobile radio network
09/14/1994EP0614598A1 Rearranging channels
09/14/1994CN1092228A Process of transmission of movable supplying station of predetermined advance time data in cellular moving radio network
09/13/1994CA2038473C Mobile radio communication system
09/10/1994CA2118559A1 Mobile communication network
09/06/1994US5345597 Call set-up in a radio communication system with dynamic channel allocation
09/06/1994US5345499 For increasing traffic capacity in a wireless radiotelephone system
09/06/1994US5345467 CDMA cellular hand-off apparatus and method
09/06/1994US5345448 Procedure for the handover of a radio connection
09/01/1994WO1994019913A1 Improvements relating to handover in a digital cordless telephone system
08/1994
08/31/1994EP0612450A1 Methods and apparatus pertaining to handoff in a mobile telecommunication system
08/30/1994CA2026596C Method for transferring, between two switching exchanges for mobile services, the handling of an active connection with a mobile terminal
08/24/1994EP0612192A1 Mobile radio communication system
08/24/1994EP0611503A1 Cellular radio network
08/23/1994US5341401 Method of detecting the channel identity of a number of channels in a mobile radio system
08/17/1994EP0591478A4 Directional handover control in digital mobile radio systems employing maho
08/16/1994US5339330 Integrated cellular communications system
08/10/1994CN1090701A Analog retry
08/04/1994WO1994017640A1 Process for allocating frequencies to base stations of a mobile radiotelephone network
08/02/1994US5335356 Adaptive resource allocation in a mobile telephone system
07/1994
07/21/1994WO1994016531A1 Arrangement for establishing telephone links in a cordless communications system by call transmission
07/21/1994WO1994016530A1 Radio link parameter monitoring in a wireless communications system
07/21/1994WO1994016516A1 Wireless digital personal communications system
07/14/1994DE4307292C1 Mobile radio communications network
07/13/1994EP0605989A1 Handover method for mobile wireless station
07/12/1994US5329635 Seamless handoff for radio telephone systems
07/12/1994US5329574 Method for improving telephone resource access in a communication system network
07/06/1994EP0604623A1 A method and apparatus for performing handoffs in a wireless communication system
07/05/1994US5327577 Handover method for mobile radio system
07/05/1994US5327576 Handoff of a mobile station between half rate and full rate channels
07/05/1994US5327575 Directional handover control in digital mobile radio systems employing MAHO
07/05/1994US5327574 Mobile communication system
06/1994
06/29/1994CN1088720A Minimization of facsimile data loss during cellular handoff
06/28/1994US5325419 Wireless digital personal communications system having voice/data/image two-way calling and intercell hand-off
06/22/1994EP0602340A1 A cellular communications system and method for hand-off therein
06/22/1994CN1088377A Method and apparatus for performing hand-off and inbound calling in a wireless communication system
06/21/1994US5323446 Digital cellular switching system with means for securing uninterrupted data transparency during handoffs
06/15/1994CN1025102C Method for handoff in mobile radio communication system
06/09/1994WO1994013113A1 Method of measuring adjacent base stations in tdma radio system and tdma radio system
06/09/1994WO1994013069A1 Analog retry
06/09/1994CA2128105A1 Analog retry
06/07/1994US5319796 Communication system that avoids co-channel interference
06/07/1994US5319795 Cellular mobile communications system using frequencies commonly shared by neighboring cells for handoff operations
06/01/1994EP0599559A1 Method of controlling traffic intensity of radio base stations
05/1994
05/31/1994US5317623 Method of handover and route diversity in mobile radio communication
05/31/1994CA2030641C Radio communication equipment for a mobile station and traffic channel hand-off method using the same
05/18/1994EP0587736A4 Spread spectrum wireless telephone system
05/17/1994US5313489 Signal processing in communication systems
05/11/1994CN1086654A Low-power wireless system for telephone services
05/10/1994US5311571 Method and apparatus for performing inbound calling in a wireless communication system having fixed communication units coupled to a telephone system by a telephone line shared in common
05/03/1994US5309503 Dynamic channel assignment in a communication system
04/1994
04/27/1994EP0594354A2 Call handoff in a wireless telephone system
04/20/1994EP0593320A1 Transmission method of time advance information to a mobile moving in a cellular radio telephone network, mobile, controller and information exchange system using this method
04/20/1994EP0593298A2 Low-power wireless system for telephone services
04/19/1994US5305308 Wireless access telephone-to-telephone network interface architecture
04/17/1994CA2107820A1 Low-power wireless system for telephone services
04/13/1994EP0591478A1 Directional handover control in digital mobile radio systems employing maho