Patents
Patents for H04W 88 - Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices (88,366)
05/1993
05/05/1993EP0540081A1 Time multiplexed information transmission system
05/04/1993US5208810 Method of data flow control
04/1993
04/29/1993WO1993008667A1 Wireless interface
04/29/1993WO1993008615A1 Cellular telephone with keypad controller
04/28/1993EP0539265A1 Telephone arrangement for communications network with fixed and autonomous stations
04/28/1993EP0538933A1 Communications receiver employing a prepaid identity card
04/28/1993EP0538635A2 Microcellular mobile communication system
04/28/1993EP0538546A2 Method and apparatus for controlling a TDM communication device
04/27/1993US5206855 Multiple frequency message system
04/23/1993CA2080167A1 Telephony device for a telephony communications network with fixed stations and independent stations
04/21/1993EP0538014A2 Radio telecommunication apparatus with a plurality of system identification informations
04/20/1993US5204986 Battery powered radio devices having a battery saving function
04/20/1993US5204656 Paging receiver with power supply divider
04/19/1993EP0551253A4 Synchronous selective signalling system.
04/15/1993WO1993007724A1 Digital wireless interface
04/15/1993WO1993007691A1 A radio frequency local area network
04/15/1993CA2120520A1 A radio frequency local area network
04/14/1993EP0536970A2 Incoming call alert system for cellular telephones without wired connection thereto
04/14/1993EP0536831A1 Digital communications system and a receiving apparatus for use in the system
04/14/1993EP0536544A2 Portable telephone system
04/13/1993US5203014 Radio telecommunication device with a display for changed information in received signals
04/13/1993US5203013 Radio telephone system supporting busy and out-of-range function
04/13/1993US5203009 Radio transceiver having fixed calling capacity
04/13/1993CA2000683C Power conservation method and apparatus for a portion of a predetermined signal
04/13/1993CA1316220C Paging receiver having battery saving circuit
04/06/1993US5200991 Image communication system including a mobile telephone set and a facsimile device
04/06/1993CA1315852C Paging system having an effective id-code transferring function
03/1993
03/31/1993EP0534716A2 Cellular mobile telephone exchange system
03/31/1993CN1070524A Data communication system with automatic power control
03/24/1993EP0532726A1 Switching arrangement for public switched telephone and public radio mobile networks
03/24/1993EP0532712A1 Battery saving method and apparatus for providing selective receiver power switching
03/24/1993EP0532552A1 Time based signal detector
03/23/1993US5196842 Pager capable of operating in multiple paging systems
03/23/1993CA2021064C Radio communication apparatus in which a particular call can be surely informed to a possessor of the apparatus
03/17/1993EP0532101A2 Radio-mobile apparatus
03/17/1993EP0509038A4 Signal detector and bit synchronizer
03/17/1993EP0478706A4 Self-tuning direct coupled data limiter of a battery saver type paging receiver
03/16/1993US5195183 Data communication system with communicating and recharging docking apparatus for hand-held data terminal
03/10/1993EP0531144A2 Radio telephone apparatus having call limiting function
03/09/1993US5193216 Detecting out of range in response to a loss of signal and a history of approaching out of range prior to the loss of signal
03/09/1993US5193212 Circuit for saving battery for use in a radio paging receiver and method thereof
03/09/1993US5193209 Mobile telephone system for producing busyness information for speech channels
03/09/1993US5193109 Zoned microcell with sector scanning for cellular telephone system
03/04/1993WO1993004546A1 Radio information and communication system using multicarrier spread-spectrum transmission system
03/03/1993EP0529991A1 Method of detecting a paging channel in a multi-frequency radio pager network
03/03/1993EP0529721A2 A method of facilitating interchanging the use of a mobile station and a permanently wired telephone set
03/03/1993EP0483262A4 Paging message interface and missed message retrieval method
03/03/1993CN1069609A Selective call receiver procided with backup device received information
03/02/1993CA2003939C Active signalling transmitter control
03/02/1993CA1314076C Nationwide display pager with location readout
02/1993
02/24/1993EP0513017A4 A method and apparatus for battery conservation in a selective call receiver
02/23/1993US5189413 Scanning receiver with manual override of frequency scanning routine
02/23/1993US5189411 Radio signal data transmission synchronization
02/16/1993US5187471 Radio telecommunication apparatus
02/16/1993US5187470 Paging system with local channel lists
02/10/1993EP0526981A2 Cellular telephone with plural telephone numbers
02/10/1993EP0526832A2 Mobile unit with speed dialing feature for cellular telephone network
02/10/1993CN1068923A Prioritized data transfer method and apparatus for radiotelephone peripheral
02/09/1993US5185604 Message indicating icon mechanism
02/03/1993EP0526285A2 System for distributing radio telephone signals over a cable television network
02/03/1993CN1068692A Method and apparatus for establishing communication link
02/03/1993CN1068691A Best site selection apparatus
02/02/1993CA1313399C Paging apparatus having a battery saving function
01/1993
01/26/1993US5182553 Communication receiver providing displayed operating instructions
01/26/1993CA1313227C Radio communication apparatus having an improved signal to noise ratio
01/26/1993CA1313226C Radio communication apparatus capable of generating a common call tone regardless of call numbers indicated by a call signal
01/21/1993WO1993001688A1 Mobile telephone system with several transceivers
01/19/1993WO1993002531A1 Prioritized data transfer method and apparatus for a radiotelephone peripheral
01/19/1993WO1993002512A1 Data transfer method and apparatus for communication between a peripheral and a master
01/19/1993US5181227 Receiver having a signal detector and bit synchronizer
01/13/1993EP0470126A4 Digital radio communication system and two way-radio
01/13/1993EP0459997A4 A battery saving apparatus and method providing optimum synchronization codeword detection
01/12/1993US5179723 Mobile telephone device for carrying out an aging operation without interference with a mobile telephone system
01/07/1993WO1993000778A1 Speech signal transmission
01/07/1993WO1993000753A1 Best site selection apparatus
01/07/1993EP0521609A2 Radio phone composable of separate modules
01/07/1993CA2109918A1 Best site selection apparatus
01/05/1993US5177478 Paging system having an effective ID-code transferring function
01/05/1993CA1312367C Apparatus for controlling calls in a mobile communication system
12/1992
12/30/1992EP0520050A1 Enabling code for radiotransmission of data.
12/30/1992EP0419618A4 Bit synchronizer
12/29/1992US5175872 Combined trunked/cellular communication unit
12/26/1992WO1993000750A1 Method and apparatus for establishing a communication link
12/26/1992CA2102502A1 Method and apparatus for establishing a communication link
12/23/1992WO1992022976A1 Method for handling of a call coming to a terminal equipment in a digital transmission system, and a mobile telephone
12/23/1992WO1992022963A1 Base station for a radio system with arrangement for monitoring quality of radio-transmission channels
12/23/1992EP0519285A2 Arrangement for diverting a call in a mobile radio system
12/23/1992EP0462982A4 Paging system with improved acknowledge-back capabilities
12/16/1992EP0518274A1 Hands free phone set
12/15/1992CA1311528C Radio paging system with different transmission speeds and receivertherefor
12/15/1992CA1311526C High speed data interface for land mobile communication system
12/10/1992DE4118994A1 Mobile subscriber telephone network - allows access to two different networks using card inserted in hand set reader or using cards in separate reader
12/10/1992DE4118993A1 Mobile subscriber telephone system - has user data card allowing access to different networks using two stored subscriber numbers and separate processors
12/10/1992DE4118992A1 Mobiltelefonanordnung Mobile phone assembly
12/08/1992US5170487 Paging system with multiple frequencies and multiple protocols
12/08/1992US5170395 Multidirection multiplex communication system
12/02/1992EP0469001A4 Paging receiver with continuously tunable antenna and rf amplifier
12/01/1992US5168493 Method for transmitting selective call messages
12/01/1992US5168271 Paging and time keeping system with transmission of time slot identification used for synchronization
11/1992
11/26/1992WO1992021195A1 Dual mode transmitter and receiver