Patents for H04L 27 - Modulated-carrier systems (89,721) |
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07/21/2010 | EP2209244A2 OFDM signal transmission system, mobile terminal and electronic commerce system |
07/21/2010 | EP2209243A1 Cfo and dco distortion amount estimation method, and reception signal correction method and reception device using the method |
07/21/2010 | EP2208328A1 Automatic frequency correction |
07/21/2010 | EP2208321A1 Methods and apparatus for communicating information using different types of symbols |
07/21/2010 | EP2208296A1 Receiving apparatus and method for electronic noise compensation in phase modulated optical transmission |
07/21/2010 | EP2208287A2 Uplink radio frames apportioned for plural multiple access technologies |
07/21/2010 | EP1402700B1 Adaptive predistorter based on the probability distribution function of the output amplitude |
07/21/2010 | CN201533376U Device based on airborne image transmission system |
07/21/2010 | CN201533319U Meteor trail array processor based on semi-blind algorithm |
07/21/2010 | CN201533318U GPRS modem simple module |
07/21/2010 | CN1980214B Transmitting method, receiving method, transmitting apparatus and receiving apparatus |
07/21/2010 | CN1968242B Combined frequency offset tracking and channel equalization method and realization system |
07/21/2010 | CN1829207B Binary frequency shift keying signal transmitting modulator with transmitting modulation compensator |
07/21/2010 | CN1708039B Single carrier transmitter with field inserted field synchronizing information and method thereof |
07/21/2010 | CN1677429B Method and apparatus for improving wireless data transmission |
07/21/2010 | CN1630282B Energy dispersal circuit and receiver |
07/21/2010 | CN1601918B Portable radio terminal and AFC control method |
07/21/2010 | CN1595919B Method for compensating convey channel frequency shift and phase change according to time, and receiving unit |
07/21/2010 | CN101785266A Radio communication device and response signal diffusion method |
07/21/2010 | CN101785265A Base station device, terminal, and communication system |
07/21/2010 | CN101785234A Method and apparatus for reliably transmitting radio blocks with piggybacked ACK/NACK fields |
07/21/2010 | CN101785228A User device, base station device, and channel state information communication method |
07/21/2010 | CN101785193A gmsk-receiver with interference cancellation |
07/21/2010 | CN101785190A IQ imbalance image suppression |
07/21/2010 | CN101784910A Omnidirectional pseudo-antenna for interrogator or system allowing the interrogation response and/or passive listening functions |
07/21/2010 | CN101784119A Distribution method of OFDMA (Orthogonal Frequency Division Multiple Access) distributed antenna network resources |
07/21/2010 | CN101784077A TD_HSUPA uplink data processing system and method |
07/21/2010 | CN101784076A Method for reducing HARQ retransmission time interval in multi-carrier system and base station |
07/21/2010 | CN101783782A Uplink multiple access technology capable of automatically adapting to channel characteristic variation |
07/21/2010 | CN101783781A Information transmission method for lowering peak to average power ratio of OFDM system signal |
07/21/2010 | CN101783780A Method and device for controlling number of code element carriers in power carrier |
07/21/2010 | CN101783779A Time synchronization method, device and system of xDSL |
07/21/2010 | CN101783778A Method for judging and eliminating co-channel interference of OFDM system |
07/21/2010 | CN101783777A Digital modulation signal recognizing method |
07/21/2010 | CN101783724A Hybrid automatic retransmission method and system |
07/21/2010 | CN101783722A Transmission method and device for virtual MIMO |
07/21/2010 | CN101783697A Transmit diversity method of OFDMA multiple-antenna system |
07/21/2010 | CN101783691A Frequency deviation estimation method and receiving terminal in time division-synchronization code division multiple access (TD-SCDMA) |
07/21/2010 | CN101355545B Method and apparatus for implementing fine synchronization of OFDM |
07/21/2010 | CN101227440B Apparatus and method for eliminating zero-frequency interference in channel estimation |
07/21/2010 | CN101202724B Numerical frequency key modulation method |
07/21/2010 | CN101155383B Indication method for resource allocation information, transmission method and device for indication information |
07/21/2010 | CN101098327B Radio transmission apparatus and method of inserting guard interval |
07/21/2010 | CN101043492B Method and apparatus for distributing OFDM physical channel resources |
07/20/2010 | US7760834 Method and device for providing timing information in a wireless communication system |
07/20/2010 | US7760833 Quadrature demodulation with phase shift |
07/20/2010 | US7760825 Device and method for suppressing pulse interferences in a signal |
07/20/2010 | US7760824 Elimination of DC offset in analog baseband circuit with minimized transients |
07/20/2010 | US7760823 Apparatus, and associated method, for detecting packets |
07/20/2010 | US7760822 Address generator for LDPC encoder and decoder and method thereof |
07/20/2010 | US7760821 Oversampled channel response identification |
07/20/2010 | US7760820 Receiver having a signal reconstructing section for noise reduction, system and method thereof |
07/20/2010 | US7760816 Automatic gain control using multiple equalized estimates dynamic hysteresis |
07/20/2010 | US7760815 Apparatus and method for transmission/reception |
07/20/2010 | US7760813 Radio transmitting apparatus, radio receiving apparatus and method therefor |
07/20/2010 | US7760812 HARQ method and system |
07/20/2010 | US7760810 Receiver and method for digital multi carrier transmission |
07/20/2010 | US7760793 Pilot scrambling enabling direct pilot sequence detection in initial acquisition in evolved UTRA |
07/20/2010 | US7760791 Apparatus for communicating using UWB transmission |
07/20/2010 | US7760725 Reduced pin gigabit media independent interface |
07/20/2010 | US7760703 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones |
07/20/2010 | US7760616 Extracting the phase of an OFDM signal sample |
07/20/2010 | US7757956 Modular, portable data processing terminal for use in a radio frequency communication network |
07/20/2010 | CA2547708C System and method for privilege management and revocation |
07/20/2010 | CA2486466C Method of initializing equalizer of digital television receiver and equalizer using the same |
07/15/2010 | WO2010080995A1 Methods and systems for time tracking in ofdm systems |
07/15/2010 | WO2010080856A1 Preamble sequences for wireless communication systems |
07/15/2010 | WO2010080841A1 Multi-carrier transmission over a single frequency band |
07/15/2010 | WO2010080361A1 Method and apparatus for tracking fft window position |
07/15/2010 | WO2010080359A1 Id-cell index search algorithm and carrier frequency offset estimation |
07/15/2010 | WO2010080015A2 Method for transmitting uplink subframe including pilot signal |
07/15/2010 | WO2010079997A2 Method of transmitting and receiving a signal and apparatus for transmitting and receiving a signal |
07/15/2010 | WO2010079983A2 Apparatus and method for transmitting/receiving secondary synchronization channel in a broadband wireless communication system |
07/15/2010 | WO2010079953A2 Apparatus and method for generating synchronization channel in a wireless communication system |
07/15/2010 | WO2010079940A2 A method and device for transmitting and receiving a signal using a time division duplexing frame structure in a wireless communication system |
07/15/2010 | WO2010079890A2 Method for transmitting a control signal in a radio communication system |
07/15/2010 | WO2010079868A1 Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal |
07/15/2010 | WO2010079387A1 Efficient mimo transmission schemes |
07/15/2010 | WO2010078819A1 Method and device of channel estimation for ofdm system |
07/15/2010 | WO2010078772A1 Space time coding method in orthogonal network and relay transmission system |
07/15/2010 | WO2010058911A3 Method for transmitting reference signal in multiple antenna system |
07/15/2010 | WO2010050754A3 Method for efficiently transmitting physical channel in multi-carrier aggregation state to support broadband |
07/15/2010 | WO2010048429A3 Channel quality reporting for groups of carriers in a multi-carrier system |
07/15/2010 | WO2010044632A3 Communications method and device in a multi-carrier system |
07/15/2010 | WO2010039011A3 Method and device for wireless subframe resource allocation |
07/15/2010 | WO2009136335A3 Ofdm system and nyquist pulse shaping method with high spectrum efficiency |
07/15/2010 | WO2009093808A9 Orthogonal frequency division multiplexing system and method for inter-cell interference cancellation of the orthogonal frequency division multiplexing system |
07/15/2010 | US20100178057 Signal method and apparatus |
07/15/2010 | US20100177906 Distributed sensing of signals linked by sparse filtering |
07/15/2010 | US20100177854 Time information receiver, radio wave timepiece and storage medium having program stored therein |
07/15/2010 | US20100177853 Time information receiver, radio wave timepiece and storage medium having program stored therein |
07/15/2010 | US20100177852 Methods and systems for time tracking in ofdm systems |
07/15/2010 | US20100177851 Compensation method, program, recording medium, and receiver for ofdm signal having cfo and dco |
07/15/2010 | US20100177850 Electronic device |
07/15/2010 | US20100177849 Parallel sampling device,parallel sampling method,receiving device, and receiving method |
07/15/2010 | US20100177846 RFIC with on-chip acoustic transducer circuit |
07/15/2010 | US20100177845 Multi-antenna transmission device and multi-antenna transmission method |
07/15/2010 | US20100177844 Method of transmitting control information in multiple antenna system |
07/15/2010 | US20100177843 Method for transmitting signals for achieving diversity gain |
07/15/2010 | US20100177842 Codeword generation method and data transmission method using the same |