Patents
Sitemap › H04 - Electric communication technique › H04B - Transmission › H04B 7 - Radio transmission systems, i.e. using radiation field
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
04/2003
04/02/2003EP1166468B1 Synchronization method for base stations
04/02/2003EP1053607B1 Sychronisation apparatus and method for tdma cellular communications
04/02/2003EP1031247B1 Flexible frequency-time division duplex in radio communications systems
04/02/2003EP1031193B1 Using an rf repeater in cdma applications to combat interference caused by a non-collocated radio
04/02/2003EP1023785B1 Satellite system utilizing a plurality of air interface standards and method employing same
04/02/2003EP0908025B1 Methods for generating side information in the presence of time-selective fading
04/02/2003EP0765587B1 Handover in a mobile communication system
04/02/2003CN2543309Y Mobile communication high-frequency-amplification receiver
04/02/2003CN2543284Y Radio-frequency two-way speech teaching device
04/02/2003CN1408192A Estimating antenna angle of arrival by uplink weight vectors
04/02/2003CN1408191A Method and apparatus for paging and responding to page in a mobile radio communications
04/02/2003CN1408190A Filtering of electronic information to be transferred to terminal
04/02/2003CN1408184A In-building radio-frequency coverage
04/02/2003CN1408171A Device and method for operating electronic utility device from portable telecommunication apparatus
04/02/2003CN1408159A Broadcast as a triggering mechanism for route discovery
04/02/2003CN1408152A Method and apparatus for testing wireless communication channels
04/02/2003CN1408150A Radio communication system
04/02/2003CN1408149A Method and aparatus for measuring co-channel interference
04/02/2003CN1408147A Wireless communication device
04/02/2003CN1408111A Method and apparatus for processing input speech signal during presentation output audio signal
04/02/2003CN1408080A Method and apparatus for determining position location using reduced number of GPS satellites and synchronized and unsynchronized base stations
04/02/2003CN1407826A Mobile device and transmitting system
04/02/2003CN1407822A Small area selection
04/02/2003CN1407819A Signal power adjusting method under variable data rate mode in mobile communication system
04/02/2003CN1407816A Self-adapting method for mobile communication transmitting signals
04/02/2003CN1407777A Battery charger for portable audio device
04/02/2003CN1407746A Self adaptable adjusting method for modulating code mode
04/02/2003CN1407737A Method and apparatus for extracting multiple parts of data flow in different channels
04/02/2003CN1407736A Method, device and data structure for transmitting multi-channel data flow
04/02/2003CN1407735A Method for display in multiple languages on set top box for satellite receiver
04/02/2003CN1407540A Electronic music instrument for user to buy concerned proudcts through server
04/02/2003CN1104825C Method and apparatus of providing audio feedback over digital channel
04/02/2003CN1104824C Method for realizing power control in mobile communication system
04/02/2003CN1104823C CDMA mobile communication scheme with effective use of sector configuration
04/02/2003CN1104821C Method and device for paging communication unit in packet switching system
04/02/2003CN1104796C Wireless direct sequence-spread spectrum digital crllular telepone system
04/02/2003CN1104795C Device and method for interference mitigation by joint detection of cochann
04/02/2003CN1104788C SDMA packet radio system and channel establishment method
04/02/2003CN1104787C Communications system and method therefor
04/02/2003CN1104786C Mobile satellite communication device, specially dual-mode mobile satellite communication device
04/02/2003CN1104785C Position diversity reception, base station main frame apparatus and processing method for receiving signal
04/02/2003CN1104784C Method and apparatus of power control in CDMA dispatch system
04/02/2003CN1104783C Method for synchronizing psuedo-random sequences in linear band spreading system
04/01/2003US6542816 Communication navigation system
04/01/2003US6542758 Distributed radio telephone for use in a vehicle
04/01/2003US6542756 Method for detecting forward link power control bits in a communication system
04/01/2003US6542754 Synchronizing clock signals in wireless networks
04/01/2003US6542753 Gain control for multi-channel fixed wireless terminal
04/01/2003US6542739 Priority and preemption service system for satellite related communication using central controller
04/01/2003US6542737 Method for checking speech channel of base station and vocoder of control station in mobile communication system
04/01/2003US6542736 Efficient radio link adaptation and base station sector selection in a radio communication system
04/01/2003US6542734 Method and apparatus for detecting specified events in a mobile station
04/01/2003US6542728 Charging method and system for radio communication
04/01/2003US6542726 Personal data assistant terminal with radio
04/01/2003US6542722 Method and system for frequency up-conversion with variety of transmitter configurations
04/01/2003US6542719 Base station using global channel power control
04/01/2003US6542718 Method and apparatus for terminating a burst transmission in a wireless system
04/01/2003US6542716 Position registration for cellular satellite communication systems
04/01/2003US6542562 Approximated MMSE-based channel estimator in a mobile communication system
04/01/2003US6542560 Method of channel estimation and compensation based thereon
04/01/2003US6542558 Optimum turbo decoding architecture and method using a constant or quasi-constant signal-to-noise ratio
04/01/2003US6542556 Space-time code for multiple antenna transmission
04/01/2003US6542538 Method and apparatus for testing wireless communication channels
04/01/2003US6542519 Intentional sidelobe creation
04/01/2003US6542517 System and method for operating a mobile station in voice mode or pager mode
04/01/2003US6542494 Communication control method and transmission apparatus
04/01/2003US6542490 Data link control proctocol for 3G wireless system
04/01/2003US6542488 Methods and apparatuses for fast power control of signals transmitted on a multiple access channel
04/01/2003US6542487 Radio channel multiplex communication method, a mobile unit, and a base station in CDMA mobile communication system
04/01/2003US6542485 Methods and apparatus for wireless communication using time division duplex time-slotted CDMA
04/01/2003US6542483 Method and an apparatus for Eb/Nt estimation for forward power control in spread spectrum communications systems
04/01/2003US6542482 Load sharing for MCPA-equipped base station
04/01/2003US6542481 Dynamic bandwidth allocation for multiple access communication using session queues
04/01/2003US6542480 Satellite payload processing system using polyphase demultiplexing, quadrature phase shift keying demodulation and rate alignment
04/01/2003US6542479 Telecommunications system and a multibeam satellite usable in such a system
04/01/2003US6542478 Device and method for generating PN sequence in CDMA communication system
04/01/2003US6542149 Method for transmitting multimedia wireless data to a host system
04/01/2003US6542117 Satellite apparatus with omnidirectional and manually steerable directional antenna
04/01/2003CA2305871C Channel communication device and method for mobile communication system using transmission antenna diversity
04/01/2003CA2296076C Method and apparatus for minimizing delay variance via time divided transmissions
04/01/2003CA2283290C Data communication device and method for mobile communication system with dedicated control channel
04/01/2003CA2275408C A method for generation of accurate doppler-free local clock in satellite/wireless networks
04/01/2003CA2259351C A method of controlling initial power ramp-up in cdma systems by using short codes
04/01/2003CA2206317C Circuit array and process for creating a data feedback channel from receiver to transmitter in a common frequency network
04/01/2003CA2089116C Call setup method for use with a network having mobile end users
03/2003
03/28/2003CA2405322A1 Channel code decoding for the cdma forward link
03/28/2003CA2404547A1 Robot game system
03/27/2003WO2003026349A1 Sound enhancement for mobile phones and other products producing personalized audio for users
03/27/2003WO2003026335A1 Mobile communication system, mobile station and base station
03/27/2003WO2003026329A1 Systems and methods for terrestrial reuse of cellular satellite frequency spectrum
03/27/2003WO2003026328A1 Systems and methods for monitoring terrestrially reused satellite frequencies to reduce potential interference
03/27/2003WO2003026327A1 Spatial guardbands for terrestrial reuse of satellite frequencies
03/27/2003WO2003026325A2 Telephone call routing system and method
03/27/2003WO2003026260A1 Process, arrangement, devices for seizure of a shared telephone line
03/27/2003WO2003026242A1 A digital implementation of multi-channel demodulators
03/27/2003WO2003026241A2 Method and device for data transmission in a multi-carrier system
03/27/2003WO2003026234A1 System and method for traffic interface scalability in a network packet core function
03/27/2003WO2003026231A1 Method for enhancing the communication capability in a wireless telecommunication system
03/27/2003WO2003026176A1 Outer loop transmit power control using channel-adaptive processing
03/27/2003WO2003026174A2 Digital audio system
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