Patents
Patents for H04W 36 - Handoff or reselecting arrangements (55,112)
03/1998
03/19/1998WO1998006226A3 Cellular telecommunications network having seamless interoperability between exchanges while providing voice, asynchronous data and facsimile services in multiple frequency hyperbands
03/18/1998EP0829180A1 Mobile station locating and handover arrangement for a digital cellular telephone
03/18/1998EP0829179A1 Mobile assisted handover arrangements for digital cellular telephone networks
03/18/1998EP0829177A1 Creation of overlapping cells when using multi casing
03/18/1998EP0829176A2 Mobile radiotelehpone for proceeding without interruption between unsynchronised basis stations
03/18/1998EP0829172A2 Cellular cordless telecommunication system with isdn connection
03/18/1998CN1176717A Communications system and a method therefor
03/17/1998US5729827 Pager with station switch request
03/17/1998US5729531 In a communications system
03/12/1998WO1998010596A2 Inter-exchange signalling for in-call service change requests
03/12/1998WO1998003031A3 Method and apparatus for inter-system handoff within a plural hyperband supporting cellular telephone network
03/12/1998WO1998002008A3 Mobile communications network
03/11/1998CN1176041A Method and arrangement for handover between base station controllers
03/05/1998WO1998009468A1 Radio communications systems and methods for mobile assisted handover between a private network and a public mobile network
03/05/1998WO1998009466A1 Method and system for autonomously allocating a communications channel in a private radio system
03/05/1998WO1998009458A1 Methods and systems for mobile terminal assisted handover in a private radio communications network
03/05/1998WO1998009457A2 Private multiplexing cellular network
03/05/1998WO1998009454A1 Communication system with zero handover mute
03/05/1998CA2263934A1 Private multiplexing cellular network
03/04/1998EP0826292A1 Hybrid cellular communication apparatus and method
03/04/1998CN1175343A Mobile-assisted handoff technique
03/04/1998CN1175342A Improved mobile assisted handoff
03/04/1998CN1175179A Switching type judging method for code devision multiple access mobile communication system
03/03/1998US5724665 Wireless communication base station
02/1998
02/28/1998CA2212757A1 Method of and apparatus for pilot channel acquisition
02/26/1998WO1998008353A2 Cellular radio system and a method for performing handoff
02/26/1998DE19736085A1 Übergabe-Managementsystem für zelluläres Netzwerk Handover management system for cellular network
02/25/1998EP0824843A1 Apparatus and method for mitigating excess time delay in a wireless communication system
02/24/1998US5722074 Soft handoff in a cellular telecommunications system
02/24/1998US5722073 Method and system for measuring signals in a telecommunications systemhaving maho
02/24/1998US5722072 Handover based on measured time of signals received from neighboring cells
02/24/1998US5722068 Imminent change warning
02/24/1998US5722053 Multiple frequency communication device
02/24/1998US5722044 Method and apparatus for balancing the forward link handoff boundary to the reverse link handoff boundary in a cellular communication system
02/18/1998CN1173960A Method of measurig speed of a mobile unit and a receiver in s wireless communication system
02/12/1998WO1998006230A2 Method and apparatus for reliable intersystem handoff in a cdma system
02/12/1998WO1998006228A2 Method of determining communications mode
02/12/1998WO1998006226A2 Cellular telecommunications network having seamless interoperability between exchanges while providing voice, asynchronous data and facsimile services in multiple frequency hyperbands
02/11/1998EP0823827A2 Mobile communications systems and methods of operating such systems
02/10/1998CA2097587C Gsm interference band selection and reduced power handover
01/1998
01/29/1998WO1998004094A1 Hard handoff and a radio system
01/28/1998CN1171877A Maintaining group call in mobile communications system
01/22/1998WO1998003031A2 Method and apparatus for inter-system handoff within a plural hyperband supporting cellular telephone network
01/22/1998WO1998003030A1 Automatic data transfer mode control
01/22/1998WO1998003027A1 CALL SET-UP ON 800 MHz ANALOG VOICE CHANNEL FROM 1900 MHz DIGITAL CONTROL CHANNEL
01/22/1998CA2260139A1 Method and apparatus for inter-system handoff within a plural hyperband supporting cellular telephone network
01/21/1998EP0819365A1 Mobile station user group operation
01/20/1998US5711005 Method for implementing a personal access communication system in a high mobility environment
01/20/1998US5711003 Method for determining timing advance during handover
01/20/1998US5710974 Method for improving the reliability of a handover and call establishment, and a cellular radio system
01/20/1998CA2008900C Optical fiber microcellular mobile radio
01/15/1998WO1998002008A2 Mobile communications network
01/14/1998EP0818938A2 Mobile-assisted hand-off across multiple wireless data networks
01/14/1998EP0818117A1 Method and apparatus for mobile unit assisted cdma to alternative system hard handoff
01/14/1998EP0818116A1 Conducting handoff of a data transmission
01/14/1998EP0818090A1 Method and apparatus for maintaining call quality in a communication system
01/14/1998EP0564512B1 Mobile radio handover initiation determination
01/14/1998CN1170494A Cellular mobile station system
01/14/1998CN1170325A Mobile-assisted hand-off across multiple wireless data networks
01/14/1998CN1170322A Mobile communication system, network and mobile station
01/09/1998CA2200787A1 Mobile-assisted hand-off across multiple wireless data networks
01/08/1998WO1998001000A1 Method and apparatus for analog/digital traffic channel allocation in a radiocommunication system
01/08/1998WO1998000999A2 Method and apparatus for monitoring channels to enable handoff in mobile communication systems
01/07/1998EP0817517A1 Handover type judgement scheme for CDMA mobile communication system
01/07/1998EP0815701A1 Multimode universal mobile telecommunications system
01/07/1998EP0815697A1 Distributed radio telecommunications system
12/1997
12/31/1997WO1997044984A3 Method and apparatus for hard handoff in a cdma system
12/31/1997WO1997044970A3 Method and apparatus for measurement directed hard handoff in a cdma system
12/31/1997WO1997044969A3 Method and apparatus for providing a cone of silence in a cellular communication system
12/29/1997EP0814625A1 Local access network to mobiles equipped with means for administering the resources in said network
12/24/1997WO1997049203A1 A method and arrangement for providing increased flexibility in a combined tdma/fdma radio communication network
12/24/1997WO1997044983A3 Method and apparatus for providing diversity in hard handoff for a cdma system
12/24/1997WO1997044979A3 Base site controller and system selection method
12/24/1997WO1997044968A3 Method and apparatus for transmitting data
12/24/1997WO1997044922A3 A multimedia conferencing system for use during cellular network handover and method of using same
12/23/1997US5701590 Radio communication system for performing multi-channel access
12/23/1997US5701586 Cell selection and reselection by mobile station in a multilayer cellular mobile radio network
12/23/1997US5701585 Mobile assisted handoff
12/23/1997US5701297 Data over cellular
12/23/1997CA2066538C Mobile-telephone system call processing arrangement
12/17/1997EP0813346A1 Dynamic assigment of signalling virtual channels for wireless ATM systems
12/11/1997WO1997047154A1 Method and apparatus for performing idle handoff in a multiple access communication system
12/11/1997WO1997047150A1 Method and device for the management of radiocommunication intercell handovers in a cellular radiocommunication system
12/11/1997CA2257911A1 Process and device for managing intercellular transfers of radio communications in a cellular radio communication system
12/10/1997EP0811300A1 Method and arrangement for a handover between base station controllers
12/10/1997EP0811299A1 Mobile-assisted handoff technique
12/10/1997EP0698318B1 Handover method between two cells of a cellular mobile radiocommunication network
12/09/1997US5697055 Method and apparatus for handoff between different cellular communications systems
12/09/1997US5697053 Method of power control and cell site selection
12/04/1997WO1997041698A3 Inter-system calling supporting inter-system soft handoff
12/03/1997EP0809915A1 Maintaining a group call in a mobile communications system
12/03/1997CN1166760A Scheme for controlling transmission powers during soft handover in CDMA mobile communication system
12/02/1997US5694414 Multi-band, multi-mode spread-spectrum communication system
11/1997
11/27/1997WO1997044984A2 Method and apparatus for hard handoff in a cdma system
11/27/1997WO1997044983A2 Method and apparatus for providing diversity in hard handoff for a cdma system
11/27/1997WO1997044979A2 Base site controller and system selection method
11/27/1997WO1997044970A2 Method and apparatus for measurement directed hard handoff in a cdma system
11/27/1997WO1997044969A2 Method and apparatus for providing a cone of silence in a cellular communication system
11/27/1997WO1997044968A2 Method and apparatus for transmitting data
11/27/1997WO1997044925A1 A method and apparatus for dynamic load balancing using handoff