Patents
Patents for H04B 1 - Details of transmission systems, not covered by a single one of groups; Details of transmission systems not characterised by the medium used for transmission (188,568)
08/2004
08/11/2004CN1520208A Breaker of mobile phone
08/11/2004CN1520166A Appts. and method for displaying image in radio mobile terminal
08/11/2004CN1520131A Portable radio communication
08/11/2004CN1520130A Portable radio communication
08/11/2004CN1520117A Digital baseband modulator and demodulator
08/11/2004CN1520108A Remote service processing appts. utilizing graphic users interface in home network environment
08/11/2004CN1520079A Route searching circuit and route searching method
08/11/2004CN1520077A Method for estimating channel containing multiple code sets in time slot CDMA system
08/11/2004CN1520072A Power source circuit and communication appts. having same
08/11/2004CN1520071A Digital audio broadcast receiver having simply implementable FFT processor
08/11/2004CN1520069A 噪声抑制器 Noise suppressor
08/11/2004CN1520053A Concatenation device capable of providing both of primary auxiliary protection and eapacitance expansion
08/11/2004CN1520052A Correlating device allocation control procedue to allocate correlating device group
08/11/2004CN1520051A Subscriber unit and method for use in wireless communication system
08/11/2004CN1520050A Extended frequency demodulator
08/11/2004CN1520049A Method for radio transmitting data, its transmitter and receiver and modulator thereof
08/11/2004CN1520048A Portable type wireless device
08/11/2004CN1520047A Digital broadcast receiving appts.
08/11/2004CN1520043A Error correction in CDMA mobile communication system using turbo codes
08/11/2004CN1520029A Digital controlled oscillator, digital cnverter and RF unit
08/11/2004CN1519983A Antenna structure reducing effect of electromagnetive wave on human body from mobile communication terminal
08/11/2004CN1519979A Antenna coupling device for mobile terminal
08/11/2004CN1519975A Microstrip circuit and transition device between waveguide and external transceiver unit contg. such transition device
08/11/2004CN1519771A Method of input of security code, and device for implementing same
08/11/2004CN1519738A Multifunctional mobile terminal of independently operating different devices and method of actuating same operation
08/11/2004CN1162039C Strong acoustics equipment and method thereof
08/11/2004CN1162016C Upstream frequency spot scanning device and method of measuring interference in global mobile communication system
08/11/2004CN1162014C Method for estimating distance of mobile terminal in digital mobile communication system
08/11/2004CN1161979C Tuning assembly for television
08/11/2004CN1161977C Apparatus for receiving programs
08/11/2004CN1161946C Portable phone
08/11/2004CN1161945C Foldable portable communication terminal device
08/11/2004CN1161943C Modular card locking device for distriminating mobile telephone users
08/11/2004CN1161938C Reproducer
08/11/2004CN1161918C Data transmssion method and equipment for encoding signal
08/11/2004CN1161917C Wireless communication apparatus and method
08/11/2004CN1161916C Signal process for multiplex communication system and signal processing method therefor
08/11/2004CN1161915C Transmitting power controller and radio communication device
08/11/2004CN1161904C Demodulation method and demodulator for code division multiple access
08/11/2004CN1161903C Communicating network, method and device for frane synchronization
08/11/2004CN1161896C Near range communication vehicle carrier
08/11/2004CN1161891C Outer loop/weighted open loop power control in time division duplex communication system
08/11/2004CN1161890C Spread spcetrum receiver and spread spectrum receiving method
08/11/2004CN1161889C Appts. and method of digital multiple data information signals and decoder thereof
08/11/2004CN1161888C Synthesizer type receiver
08/11/2004CN1161884C Quantization method for iterative decoder in communication system
08/11/2004CN1161879C Power amplifier
08/10/2004US6775684 Digital matched filter
08/10/2004US6775532 Communication apparatus with an RF transmission section operated by second and third clock signals
08/10/2004US6775531 Subscriber terminal temperature regulation
08/10/2004US6775530 Direct conversion of narrow-band RF signals
08/10/2004US6775529 Active resistive summer for a transformer hybrid
08/10/2004US6775528 Control method for a phase-locked loop
08/10/2004US6775520 Synthetic-aperture communications receivers
08/10/2004US6775483 System, device, and method for wavelength-division multiplex optical transmission
08/10/2004US6775392 Computer system linked by using information in data objects
08/10/2004US6775341 Time recovery circuit and method for synchronizing timing of a signal in a receiver to timing of the signal in a transmitter
08/10/2004US6775334 Equalization and decision-directed loops with trellis demodulation in high definition TV
08/10/2004US6775332 Multi-stage receiver
08/10/2004US6775331 Transmission band limiting filter apparatus and transmission apparatus
08/10/2004US6775319 Spread spectrum receiver architectures and methods therefor
08/10/2004US6775318 Method and apparatus for code group identification and frame synchronization in DS/CDMA systems
08/10/2004US6775317 Method for spread spectrum communications and transmitter and receiver of the same
08/10/2004US6775260 Space time transmit diversity for TDD/WCDMA systems
08/10/2004US6775252 Dynamic adjustment of search window size in response to signal strength
08/10/2004US6775242 Method and apparatus for time-aligning transmissions from multiple base stations in a CDMA communication system
08/10/2004US6775233 Rate processor sharing method and apparatus for scheduling data transmissions in a CDMA wireless communication system
08/10/2004US6775206 Communication device
08/10/2004US6775205 Wrist-borne radiotelephone set
08/10/2004US6774928 Mobile for video-conferencing
08/10/2004US6774857 Method facilitating inter-mode handoff
08/10/2004US6774846 System and method for position determination by impulse radio
08/10/2004US6774738 Trimming method for a transceiver using two-point modulation
08/10/2004US6774717 Transmitter including a composite amplifier
08/10/2004US6773396 Cellular architecture and data transfer methods for real time patient monitoring within medical facilities
08/10/2004CA2307490C Control channel for time division multiple access systems
08/10/2004CA2280150C Removable data store
08/10/2004CA2272809C Transmission apparatus and base station apparatus using the same
08/05/2004WO2004066651A1 Method and device for searching and selecting cell
08/05/2004WO2004066640A2 Interchangeable covering additions to a mobile communication device for display and key reorientation
08/05/2004WO2004066600A1 Apparatus and method for inputting alphabet characters
08/05/2004WO2004066599A1 Ear fixed type conversation device
08/05/2004WO2004066544A2 Mitigating interference with frequency hopping signals by deriving future hop frequencies
08/05/2004WO2004066533A1 Method and device for searching and tracking multi-path
08/05/2004WO2004066532A1 Implement method and apparatus for downlink synchronization subsystem
08/05/2004WO2004066531A1 A method and apparatus for detecting original frame boundary based on a las-cdma system
08/05/2004WO2004066528A1 Channel estimating method for multi-set of code in slotted cdma system
08/05/2004WO2004066522A1 Radio communication method and radio communication terminal
08/05/2004WO2004066521A1 Radio communication terminal and handoff decision method
08/05/2004WO2004066517A1 Method and system for receiving an ultra-wideband signal with a self-adapting number of propagation paths
08/05/2004WO2004066516A1 Dual band receiver for simultaneously receiving signals in overlapping bands
08/05/2004WO2004066515A1 Device for processing signals in a mobile station
08/05/2004WO2004066514A1 System, method and device for providing communication between a vehicle and a plurality of wireless devices having different communication standards
08/05/2004WO2004066513A1 A device for shielding a person’s body against undesirable electromagnetic radiation from a cellular telephone
08/05/2004WO2004066512A1 System and method for downward mixing an input signal into an output signal
08/05/2004WO2004066511A2 Method and apparatus for network management using perceived signal to noise and interference indicator
08/05/2004WO2004066119A2 Passive display unit and system and method of use
08/05/2004WO2004065979A2 Method and apparatus for adjusting reference oscillator frequency in a mobile wireless device
08/05/2004WO2004054312A3 Nxm crosspoint switch with band translation
08/05/2004WO2004054128A3 Integrated crosspoint switch with band translation