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)
04/2010
04/21/2010EP1702421B1 Precise sleep timer using a low-cost and low-accuracy clock
04/21/2010EP1504524B1 Mirror suppression circuit in a quadrature demodulator
04/21/2010EP1380131B1 Initial cell search algorithm
04/21/2010CN201440739U Switch system
04/21/2010CN201440668U Carrying clamp for carrying handheld communication device
04/21/2010CN201440658U Integrated broadcast message receiving device
04/21/2010CN201440655U Multimedia information downloader employing UWB wireless transmission technology
04/21/2010CN201440654U Low-noise frequency demultiplier with indicating function
04/21/2010CN201440204U Multi-functional alarm clock
04/21/2010CN1961580B Power management apparatus, systems, and methods
04/21/2010CN1937482B H.323 network element and dualhoming softswitch device intercommunicating method and device
04/21/2010CN1890884B Filter method, low-noise filter and portable transceiver
04/21/2010CN1883124B Buckle phone
04/21/2010CN1864325B Transmission device, transmission output control method, and radio communication device
04/21/2010CN1788481B Mobile communication device cover and method for its operation
04/21/2010CN1710813B SMT arbitrary multiplication circuit
04/21/2010CN1647406B Path searcher using reconfigurable correlator sets
04/21/2010CN1625167B Signal processing apparatus and signal processing method, program, and recording medium
04/21/2010CN1617463B Apparatus and method for measurement of communication quality in CDMA system
04/21/2010CN1572068B Verification methods and apparatus for improving acquisition searches of asynchronous cells
04/21/2010CN101697632A Method and device for transmitting data in radio communication system
04/21/2010CN101697557A Portable radio communication apparatus
04/21/2010CN101697533A Method for detecting randomicity of pseudorandom sequence based on random permutation
04/21/2010CN101697494A Backup method, equipment and system
04/21/2010CN101697493A High frequency circuit device and communication apparatus mounted with the same
04/21/2010CN101697480A Automatic gain control for a wireless receiver
04/21/2010CN101166335B A method for transmitting radio equipment time delay measures in radio communication system
04/21/2010CN101163314B Automatically planning pilot method in code division multiple access system
04/21/2010CN101155433B Service protection method and routing device
04/21/2010CN101155109B Ethernet switching system and equipment
04/21/2010CN101141585B Receiving apparatus
04/21/2010CN101137189B Method and system for detecting uplink accessing test sequence of TDD communication system
04/21/2010CN101102123B Mixing service RAKE receiving device based on broadband CDMA system and its method
04/21/2010CN101083649B Method for identifying OFDM modulation system of multi-path Rayleigh fast fading channel
04/21/2010CN101023578B Distortion compensating amplifier apparatus
04/20/2010USRE41257 Program information broadcasting system, broadcasting device, and receiving terminal unit
04/20/2010US7702985 System and method for retransmission of data
04/20/2010US7702763 Remote monitoring of computer devices
04/20/2010US7702511 Watermarking to convey auxiliary information, and media embodying same
04/20/2010US7702371 Low-power mode clock management for wireless communication devices
04/20/2010US7702370 GPS position tracking method with variable updating rate for power conservation
04/20/2010US7702369 Method of increasing battery life in a wireless device
04/20/2010US7702368 Apparatus and method for controlling speaker volume of push-to-talk (PTT) phone
04/20/2010US7702367 Method and mobile telecommunication handset for switching between screens using an abbreviation key
04/20/2010US7702366 Base station and base station controller for transmission of prioritized packets
04/20/2010US7702365 Multiple access wireless communication system using transmitter-receivers supported by remote software-configured signal processing devices
04/20/2010US7702362 Digital architecture for radio-frequency apparatus and associated methods
04/20/2010US7702359 Direct-conversion transmitter circuit and transceiver system
04/20/2010US7702350 Fast converging power control for wireless communication systems
04/20/2010US7702343 Efficient gap allocation for cell measurements in asynchronous communication networks
04/20/2010US7702321 Apparatus for mapping abbreviated numbers in mobile communication terminal and method thereof
04/20/2010US7702314 Method and system for controlling access to a mobile communication terminal
04/20/2010US7702306 Apparatus and method for local oscillator calibration in mixer circuits
04/20/2010US7702305 Use of a preselection filter bank and switched local oscillator counter in an instrumentation receiver
04/20/2010US7702303 Power management in a WLAN infrastructure
04/20/2010US7702302 Combination of high-side and low-side current control in system for providing power over communication link
04/20/2010US7702300 Envelope modulator saturation detection using a DC-DC converter
04/20/2010US7702299 Modulation circuit device, modulation method and radio communication device
04/20/2010US7702297 Mobile communication device capable of leaning
04/20/2010US7702296 Transmit/receive switch
04/20/2010US7702295 Frequency agile duplex filter
04/20/2010US7702294 Notch filter and apparatus for receiving and transmitting radio-frequency signals incorporating same
04/20/2010US7702293 Multi-mode I/O circuitry supporting low interference signaling schemes for high speed digital interfaces
04/20/2010US7702292 Jitter reduction circuit and frequency synthesizer
04/20/2010US7702291 Radar detection from pulse record with interference
04/20/2010US7702290 Dynamic energy control
04/20/2010US7702289 Fast acquisition of a communication uplink allocation in a mobile communication system based on mobile processing capabilities
04/20/2010US7702288 Digital baseband system and process for compensating for analog radio transmitter impairments
04/20/2010US7702283 Method for reducing electromagnetic emissions in a multiple micro-controller device
04/20/2010US7702282 Conveying commands to a mobile terminal through body actions
04/20/2010US7702281 Interface for controlling a transceiver
04/20/2010US7702278 Broadcast receiver with smart antenna beam scanning
04/20/2010US7702165 Device, method, and program for image coding
04/20/2010US7702119 Multi-input gain control circuit
04/20/2010US7702053 State based algorithm to minimize mean squared error
04/20/2010US7702048 Iterative interference cancellation using mixed feedback weights and stabilizing step sizes
04/20/2010US7702047 RF receiving apparatus and method for removing leakage component of received signal
04/20/2010US7702043 AM data recovery circuit
04/20/2010US7702037 Method and apparatus for estimating DC offset in an orthogonal frequency division multiplexing system
04/20/2010US7702035 Searching method and apparatus for processing digital communication signals
04/20/2010US7702023 Transmitter operations for interference mitigation
04/20/2010US7702018 Video encoding/decoding method and apparatus
04/20/2010US7702016 System and process for compressing and decompressing multiple, layered, video streams of a scene captured from different viewpoints forming a grid using spatial and temporal encoding
04/20/2010US7702014 System and method for video production
04/20/2010US7702013 Method and arrangement for coding transform coefficients in picture and/or video coders and decoders and a corresponding computer program and a corresponding computer-readable storage medium
04/20/2010US7702007 Adjusting a transmit power spectrum of a transmit/receiver device of a communication network
04/20/2010US7702006 Adjustment of transmission data rate based on data errors and/or latency
04/20/2010US7702004 Simultaneous bidirectional differential signalling interface
04/20/2010US7702003 Multi-path detection method for CDMA receivers
04/20/2010US7702002 Rapid acquisition methods and apparatus for GPS signals
04/20/2010US7702000 Method and system for weight generation in an adaptive array with spread spectrum
04/20/2010US7701999 Non-coherent multiuser receiver and method for aiding carrier acquisition in a spread spectrum system
04/20/2010US7701998 Radio signal positioning
04/20/2010US7701997 Fast hopping frequency synthesizer using an all digital phased locked loop (ADPLL)
04/20/2010US7701996 Methods and apparatus implementing short and long code channel overlay for fast acquistion of long PN codes in spread spectrum communications systems
04/20/2010US7701916 Space time transmit diversity for TDD with cyclic prefix midamble
04/20/2010US7701909 Methods and devices for selecting sets of available sub-channels
04/20/2010US7701897 Message data processing method for a mobile communications terminal, mobile communications terminal, and message data processing program for a mobile communications terminal
04/20/2010US7701862 Method and system for PHY loop detection
04/20/2010US7701858 Method and apparatus for wireless communication in a mesh network