Patents
Sitemap › H04 - Electric communication technique › H04W - Wireless communication networks › H04W 52 - Power management, e.g. tpc [transmission power control], power saving or power classes
Patents for H04W 52 - Power management, e.g. tpc [transmission power control], power saving or power classes (45,166)
08/1993
08/11/1993CN1075236A Method and apparatus for cynamic channel allocation
08/10/1993US5235327 Paging device with test and scan modes
08/03/1993US5233345 Selective calling receiver with multiple clock frequencies for receiving long messages
08/03/1993US5233344 Individual selective call receiving apparatus
07/1993
07/22/1993WO1993014579A1 Method and apparatus for dynamic channel allocation
07/20/1993US5230084 Selective call receiver having extended battery saving capability
07/20/1993CA2001018C Power conservation method and apparatus for a portion of a synchronous information signal
07/06/1993CA1319958C Portable radio apparatus having battery saved channel scanning function
06/1993
06/30/1993EP0548939A2 Transmission power control system capable of keeping signal quality constant in mobile communication network
06/29/1993US5224152 Power saving arrangement and method in portable cellular telephone system
06/29/1993US5224120 Dynamic capacity allocation CDMA spread spectrum communications
06/09/1993EP0545088A2 Radio telephone system with data communication capability and radio communication method
06/09/1993EP0515610A4 Adaptive power control for a spread spectrum transmitter
05/1993
05/27/1993WO1993010609A1 Adaptive power control for a spread spectrum communications system and method
05/19/1993EP0541767A1 Enhanced power level usage in a radiotelephone system.
05/18/1993US5212823 Radio communication system
05/12/1993EP0477288A4 Paging system with energy efficient station location
05/11/1993US5210771 Multiple user spread-spectrum communication system
05/04/1993CA1317348C Location based adaptive radio control
04/1993
04/20/1993US5204986 Battery powered radio devices having a battery saving function
04/20/1993US5204656 Paging receiver with power supply divider
04/15/1993WO1993007702A1 Transmitter power control system
04/14/1993EP0536334A1 System and method for generating signal waveforms in a cdma cellular telephone system
04/13/1993CA2000683C Power conservation method and apparatus for a portion of a predetermined signal
04/13/1993CA1316220C Paging receiver having battery saving circuit
04/07/1993EP0536099A1 A method for avoiding an unnecessarily high energy consumption in mobile stations of a mobile telephone system
03/1993
03/24/1993EP0532712A1 Battery saving method and apparatus for providing selective receiver power switching
03/17/1993EP0532383A1 Method and device for simultaneous information transmission between mobiles and a reception station
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
03/09/1993US5193212 Circuit for saving battery for use in a radio paging receiver and method thereof
03/03/1993CN1069610A Multipleuser spread spectrum communication system
03/03/1993CN1069609A Selective call receiver procided with backup device received information
03/02/1993CA2003939C Active signalling transmitter control
02/1993
02/24/1993EP0513017A4 A method and apparatus for battery conservation in a selective call receiver
02/24/1993EP0500689A4 Method and apparatus for controlling transmission power in a cdma cellular mobile telephone system
02/24/1993EP0476127A4 Integrated cellular communications system
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
02/09/1993US5185604 Message indicating icon mechanism
02/03/1993EP0525298A1 Portable radiotelephone
02/03/1993CN1068692A Method and apparatus for establishing communication link
02/02/1993WO1993003558A1 A multiple user spread-spectrum communication system
02/02/1993CA1313399C Paging apparatus having a battery saving function
01/1993
01/26/1993CA1313227C Radio communication apparatus having an improved signal to noise ratio
01/21/1993WO1993001659A1 Radio mode responsive to the position of a moveable antenna
01/19/1993US5181227 Receiver having a signal detector and bit synchronizer
01/13/1993EP0522631A2 Interspersed traffic and control information transmission system
01/13/1993EP0463104A4 Dsp based radio with diminished power requirements
01/13/1993EP0459997A4 A battery saving apparatus and method providing optimum synchronization codeword detection
01/10/1993CA2073206A1 Information transmission system
12/1992
12/29/1992US5175874 Radiotelephone message processing for low power operation
12/29/1992US5175870 Power economising in multiple user radio systems
12/26/1992WO1993000750A1 Method and apparatus for establishing a communication link
12/26/1992CA2102502A1 Method and apparatus for establishing a communication link
12/10/1992WO1992022145A1 Battery saver for a communication device
12/08/1992US5170491 Power source switch circuit
12/08/1992US5170487 Paging system with multiple frequencies and multiple protocols
12/02/1992EP0516453A1 Control of a power amplifier, particularly in a portable telephone
12/02/1992EP0515610A1 Adaptive power control for a spread spectrum transmitter
12/01/1992US5168271 Paging and time keeping system with transmission of time slot identification used for synchronization
11/1992
11/26/1992WO1992021196A1 Method and apparatus for controlling transmission power in a cdma cellular mobile telephone system
11/25/1992EP0515335A2 Initial power control of mobile station transmission in a mobile radiotelephone system
11/25/1992EP0514539A1 Spread spectrum cdma communications system
11/25/1992CN1066545A Selective calling reception apparatus
11/24/1992US5166664 Warning method and apparatus and parallel correlator particularly useful therein
11/24/1992CA1310698C Mobile telephone terminal
11/19/1992EP0514360A2 A communication system for integrating a paging system with cellular radio telephones
11/19/1992EP0513710A2 Mobile wireless apparatus
11/19/1992EP0513017A1 A method and apparatus for battery conservation in a selective call receiver
11/18/1992CA2068806A1 Initial power control of mobile station transmission in a mobile radiotelephone station
11/17/1992US5164652 Method and apparatus for determining battery type and modifying operating characteristics
11/12/1992WO1992020166A1 Enhanced power level usage in a radiotelephone system
10/1992
10/28/1992EP0511008A2 Wireless communication system
10/28/1992EP0454727A4 Active signalling transmitter control
10/27/1992US5159713 Watch pager and wrist antenna
10/21/1992EP0509649A2 Selective calling receiver
10/21/1992EP0509038A1 Signal detector and bit synchronizer.
10/14/1992EP0435964A4 Energy saving protocol for a communication system
10/13/1992US5155860 Cellular portable telephone battery pack and programmer interface
10/13/1992US5155479 Radio paging system
10/11/1992WO1992019049A1 Radiotelephone message processing for low power operation
09/1992
09/30/1992CN1018512B Method for radiotelephone autonomous registration
09/22/1992US5150361 Battery powered communication device
09/17/1992WO1992016059A1 A method and a device for controlling a radio transmitter
09/16/1992EP0446327A4 A method for radiotelephone autonomous registration
09/15/1992US5148160 Radio communication apparatus for rapidly knowing whether the apparatus is within or out of a service area
09/09/1992EP0446248A4 Power conservation method and apparatus for a portion of a synchronous information signal
09/08/1992US5146610 Discontinuous transmission muting/unmuting system with link continuity
09/08/1992US5146214 Paging signal control system with reduced power consumption in a mobile communication system
09/08/1992CA1307324C Paging receiver having a noise-immune verification circuit for disabling battery saving operation
09/02/1992EP0500689A1 Method and apparatus for controlling transmission power in a cdma cellular mobile telephone system
09/01/1992US5144296 Communication receiver capable of receiving a carrier signal
08/1992
08/27/1992DE4104890A1 Mobile radio telephone system - with disconnection of each battery-operated mobile station in traffic-free situation
08/26/1992EP0393096A4 Paging receiver with paging receiver identification code digits transmitted in order of increasing significance
08/25/1992US5142699 Radio receiver with clock signal controlled to improve the signal to noise ratio
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