Patents for H04L 27 - Modulated-carrier systems (89,721)
03/2009
03/04/2009EP2030393A1 Signal generation using phase-shift based pre-coding
03/04/2009EP2030392A1 Distribution of bits over radio channels taking account of radio channel quality
03/04/2009EP2030391A1 Multiple resolution mode orthogonal frequency division multiplexing system and method
03/04/2009EP2030389A1 Narrow-band detections of a received signal
03/04/2009EP2030341A2 Apparatus for processing received signal, method thereof, and method for selecting mapping rule
03/04/2009EP2030331A1 Fdd/tdd wireless link for unii band
03/04/2009EP1932266A4 A method for peak-to-average power ratio reduction
03/04/2009EP1563620A4 Lower complexity layered modulation signal processor
03/04/2009EP1561291B1 Amplitude and phase matching for layered modulation reception
03/04/2009CN101379790A Method for transmitting pilot for multiple carrier system
03/04/2009CN101379789A Method for uplink multiuser OFDM with constrained inputs
03/04/2009CN101379788A Range extension techniques for a wireless local area network
03/04/2009CN101379748A Method and apparatus for performing uplink transmission in a multiple-input multiple-output single carrier frequency division multiple access system
03/04/2009CN101379717A Digital-to-radio frequency conversion device, chip set, transmitter, user terminal and data processing method
03/04/2009CN101379695A Method and system for transmitter envelope delay calibration
03/04/2009CN101378382A Blind estimation method for large frequency bias in ground digital television system and apparatus thereof
03/04/2009CN101378381A Demodulation method for receiving OFDM signals, and demodulation apparatus and receiving apparatus using the same
03/04/2009CN101378380A Method of estimating inter-carrier interference (ICI) and ici mitigating equalizer
03/04/2009CN101378379A Transmitter and receiver
03/04/2009CN101378378A Apparatus and method for estimating and compensating sampling clock offset
03/04/2009CN101378377A Method for suppressing peak power of orthogonally multiplexed signal, peak power suppressing circuit, and transmitter
03/04/2009CN101378376A Wireless communication device, wireless communication method and method for peak suppression
03/04/2009CN101378375A Method and apparatus for ici cancellation in communication systems
03/04/2009CN101378374A Dual-sequence association detection method for OFDM system random access process
03/04/2009CN101378373A Method and device for processing multi-carrier data
03/04/2009CN101378372A Estimation method for channel frequency response
03/04/2009CN101378371A Method for channel estimation of wideband wireless mobile commutation system and channel estimator
03/04/2009CN101378302A Diversity device
03/04/2009CN101378301A Transmission diversity method based on null-frequency encode
03/04/2009CN101378299A Transmission diversity method base on null-frequency encode
03/04/2009CN101378285A Method for implementing quadrature frequency conversion in satellite communication high speed demodulator
03/04/2009CN101378276A Method for correcting Doppler frequency difference of high speed moving body
03/04/2009CN101378275A Multi-carrier control method, multi-carrier peak-clipping module and base station
03/04/2009CN101378263A Multi-carrier digital receiver based on digital intermediate frequency and multi-carrier digital receive method
03/04/2009CN100466863C Mobile communication terminal and the calling method
03/04/2009CN100466862C Communication apparatus and display method
03/04/2009CN100466861C Anti-theft method for cell phone
03/04/2009CN100466860C A method for optimization of distribution user interface instance under the master-slave structure
03/04/2009CN100466859C Service QoS ensuring method and device for radio mesh network
03/04/2009CN100466858C Wireless communication network expanding system and method
03/04/2009CN100466857C Network reprogramming method of wireless sensor network based on priority cluster
03/04/2009CN100466856C Internet protocal carried voice user accessing method, positioning device and network equipment
03/04/2009CN100466855C A call method and call system
03/04/2009CN100466854C Method for selection of an available transmission channel, mobile termination and wireless network
03/04/2009CN100466851C Methods and apparatus for identifying asset location in communication networks
03/04/2009CN100466849C Method and system for controlling user terminal to read system message
03/04/2009CN100466848C Up channel analytical method, up channel abnormal analytical method and system
03/04/2009CN100466845C System for efficient recovery of node-B buffered data following MAC layer reset
03/04/2009CN100466844C Detecting method and the system for missing matched adjacent zone
03/04/2009CN100466838C Mobile communication system, base station controller and the load state testing method thereof
03/04/2009CN100466836C A verification method, device and communication system for the identification code of the temporary mobile user
03/04/2009CN100466834C Method for enabling subscriber entity to actively communicate in a communication network
03/04/2009CN100466832C Group broadcasting member management method for radio local network IP group broadcasting frame transmission
03/04/2009CN100466831C Method and apparatus for detecting service style
03/04/2009CN100466829C Method, system and MSC server and HLR of processing calling service
03/04/2009CN100466828C Call failure handling method and system
03/04/2009CN100466825C System and method for realizing advertising media in mobile communication network
03/04/2009CN100466822C Method and apparatus for selecting target cell
03/04/2009CN100466819C User dispatching method and system in uplink enhanced link
03/04/2009CN100466811C Method for calling user terminal of IP multimedia subsystem
03/04/2009CN100466800C Cell recognition method for OFDMA cellular system
03/04/2009CN100466799C A method for multiplexing of soft frequency
03/04/2009CN100466798C Multi-mode wireless network communication system
03/04/2009CN100466795C Statistic method for checking communication service quality and the system terminal
03/04/2009CN100466789C Subdistrict performance statistical method
03/04/2009CN100466787C SIM card-based classified access method of incoming call
03/04/2009CN100466786C Method of response for changing of network operation mode of user equipment
03/04/2009CN100466785C Double-mode mobile terminal
03/04/2009CN100466777C Method of switching communication module in communication devices
03/04/2009CN100466775C Method for shortening active receiving time and saving power in stand-by mode
03/04/2009CN100466774C Fan zoning base station
03/04/2009CN100466770C Method for realizing end-to-end encrypting call in cluster system
03/04/2009CN100466769C Synchronizing push to talk service in wireless communication system
03/04/2009CN100466761C Mobile switching centre built in video gateway and method for realizing multimedia interconnection
03/04/2009CN100466758C Tyre pressurel temperature monitoring system and automobile therewith
03/04/2009CN100466753C Method for implementing multipoint codes in a switching office
03/04/2009CN100466752C Converter and method with hybrid RGB chart and YUV video signal
03/04/2009CN100466747C Predictive coding device and decoding device for dynamic image
03/04/2009CN100466746C Method for information selecting and dividing based on micro block inner edge
03/04/2009CN100466741C A method and device for carrying out coding using correlation between video signal frames in video code processing
03/04/2009CN100466740C A method to quantify difference for video code processing and its device
03/04/2009CN100466735C Video encoding and decoding methods and video encoder and decoder
03/04/2009CN100466734C Coding image signal
03/04/2009CN100466730C Motion image code controlling method and code device
03/04/2009CN100466729C Method and apparatus for searching next signal frame synchronous character in digital coding signal
03/04/2009CN100466728C Long-distance monitoring business realizing method, system and terminal equipment between video information terminals
03/04/2009CN100466727C Update rank processing method and device for lasting service allocation list
03/04/2009CN100466726C Flow-medium performance ordering method
03/04/2009CN100466723C Method for storing and transmitting data generated by a security module
03/04/2009CN100466722C Method of forming digital film content according to audience's tolerance standard
03/04/2009CN100466721C Interactive protocol for remote management of access control to scrambled data
03/04/2009CN100466720C Video composition apparatus and video composition method
03/04/2009CN100466717C Automatic clear, adding recording and searching acquiring method for digital TV EPG information
03/04/2009CN100466716C Digital television transmitter and receiver for transmitting and receiving dual stream using 4 level vestigial side band robust data
03/04/2009CN100466715C Quick digital channel switching
03/04/2009CN100466714C De-interleaving device with pattern recognition units and the method thereof
03/04/2009CN100466711C Information processing apparatus and method, program, and recording medium
03/04/2009CN100466710C Data conversion system
03/04/2009CN100466709C Portable multimedia recording and playing apparatus and multithread testing method
03/04/2009CN100466708C A video recorder unit and the method for operating the video recorder unit