Patents for H04L 27 - Modulated-carrier systems (89,721) |
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08/27/2008 | CN101252557A Method and apparatus for receiving broadcast signal |
08/27/2008 | CN101252555A Time frequency optimum channel estimation method in OFDM mobile communication system |
08/27/2008 | CN101252384A Star loading exchanging method based on OFDM and cross layer design |
08/27/2008 | CN101252364A New civil aviation ground and air communication twin channel constant module interference suppressing method and system |
08/27/2008 | CN100414941C Adaptive data processing scheme based on delay forecast |
08/27/2008 | CN100414940C Communication terminal apparatus and base station apparatus |
08/27/2008 | CN100414860C Information channel balancer for quadrature frequency division multiplexing receiver and method thereof |
08/27/2008 | CN100414856C Radio communication method and radio communication apparatus using adaptive modulation system |
08/27/2008 | CN100414850C Transmission diversity system and method |
08/27/2008 | CN100414843C Burst mode receiving device with offset compensation function and its data reconstruction method |
08/27/2008 | CN100414835C Carrier detecting circuit and infrared communication device using same |
08/27/2008 | CA2585905A1 Apparatus, and associated method for lengthening data communicated in a radio communication system with padding bytes |
08/26/2008 | US7418651 File download and streaming system |
08/26/2008 | US7418246 Physical layer unit for transmitting or receiving various signals, wireless LAN system including the same, and wireless LAN method using the wireless LAN system |
08/26/2008 | US7418070 Signal generator |
08/26/2008 | US7418064 Systems and methods for hierarchically demodulating and decoding a data signal using a pilot signal and an additional signal |
08/26/2008 | US7418063 DTX detection method with high success probability |
08/26/2008 | US7418062 Image reject circuit using sigma-delta conversion |
08/26/2008 | US7418061 Receiver having decisional feedback equalizer with remodulation and related methods |
08/26/2008 | US7418060 Improving hierarchical 8PSK performance |
08/26/2008 | US7418059 Digital broadcast signal reproducing system and method |
08/26/2008 | US7418054 Transmitter adjustment based on transmission statistics |
08/26/2008 | US7418052 Iterative turbo decision feedback receiver |
08/26/2008 | US7418051 Nonsystematic repeat-accumulate codes for encoding and decoding information in a communication system |
08/26/2008 | US7418050 MIMO modulation in a wireless network with at least one degenerate node |
08/26/2008 | US7418049 Method and apparatus for decoding baseband orthogonal frequency division multiplex signals |
08/26/2008 | US7418048 Tone ordered discrete multitone interleaver |
08/26/2008 | US7418047 Communication apparatus using a plurality of modulation schemes and transmission apparatus composing such communication apparatus |
08/26/2008 | US7418046 Pilot transmission and channel estimation for multiple transmitters |
08/26/2008 | US7418044 Radio communication system, radio communication method, radio base station, and radio terminal station |
08/26/2008 | US7418043 Software adaptable high performance multicarrier transmission protocol |
08/26/2008 | US7418042 Repetition coding for a wireless system |
08/26/2008 | US7418041 Transmitting/receiving apparatus and method for reducing PAPR in an OFDM mobile communication system |
08/26/2008 | US7418040 Method and apparatus for determining a timing offset for processing a multi-carrier signal |
08/26/2008 | US7418039 Adaptive communication |
08/26/2008 | US7418030 Flexible initialization method for DSL communication systems |
08/26/2008 | US7418028 Agile RF band OFDM spread spectrum and cross-correlated systems |
08/26/2008 | US7418026 Receiver for a multi-carrier modulated symbol |
08/26/2008 | US7417972 Method and system for transmitting data and for determining the transmission properties in a radio communications system |
08/26/2008 | US7417964 Transmission apparatus and method for use in mobile communication system based on orthogonal frequency division multiplexing scheme |
08/26/2008 | US7417945 Transmitter and receiver for use with an orthogonal frequency division multiplexing system |
08/26/2008 | US7417944 Method for orderwire modulation |
08/26/2008 | US7417920 Reciprocating pulser for mud pulse telemetry |
08/26/2008 | US7417496 Demodulator circuit of RFID system |
08/21/2008 | WO2008100188A1 Channel measurements on combined pilot signala in multi- carrier systems |
08/21/2008 | WO2008100047A1 Ofdm transmitting and receiving systems and methods thereof |
08/21/2008 | WO2008100001A1 Method of data transmission with iterative multi-user detection and apparatus using the same |
08/21/2008 | WO2008099807A1 Base station device, mobile station, radio communication system, and communication control method |
08/21/2008 | WO2008099762A1 Orthogonal modulator |
08/21/2008 | WO2008099724A1 Linc transmission circuit and communication device using the same |
08/21/2008 | WO2008082882A3 Method and device for generating constant envelope modulation using a quadrature modulator |
08/21/2008 | WO2008070323A3 System and method for symbol rate estimation using vector velocity |
08/21/2008 | WO2008067344A3 Automatic gain control method and apparatus for wireless communication systems |
08/21/2008 | WO2008033985A3 Beacon assisted cell search in a wireless communication system |
08/21/2008 | WO2008026178A3 Frequency dependent i/q imbalance estimation |
08/21/2008 | WO2008024938A3 Acquisition in frequency division multiple access systems |
08/21/2008 | WO2007147130A3 Programmable transmitter architecture for non-constant and constant envelope modulation |
08/21/2008 | WO2007066846A3 Adaptive transmission device using limited feedback information in a mobile communication system, and a method thereof |
08/21/2008 | US20080200204 Systems and methods for back-off and clipping control in wireless communication systems |
08/21/2008 | US20080199191 Maximum likelihood sequence estimation for high spectral efficiency optical communication systems |
08/21/2008 | US20080198954 Channel equalization using frequency and phase compensation |
08/21/2008 | US20080198953 Decoding Method and Decoding Apparatus |
08/21/2008 | US20080198952 Equalising Structure And Method With Maximum Likelihood Detection |
08/21/2008 | US20080198951 Data demodulation method and apparatus |
08/21/2008 | US20080198950 Apparatus and method for detecting abnormal sign |
08/21/2008 | US20080198946 Data transmitting and receiving method using phase shift based precoding and transceiver supporting the same |
08/21/2008 | US20080198942 Long echo detection and channel estimation for ofdm systems |
08/21/2008 | US20080198941 Low-complexity scalable architecture for concatenation-assisted symbol-level combining |
08/21/2008 | US20080198939 Transmitter circuit and radio transmission apparatus for transmitting data via radio by using impulses |
08/21/2008 | US20080198915 System and method of equalization of high speed signals |
08/21/2008 | US20080198774 Superframe Having Increased Data Transmission Efficiency |
08/21/2008 | US20080197982 Rfid system with low complexity implementation and pallet coding error correction |
08/21/2008 | CA2678024A1 Base station apparatus, mobile station, radio communication system, and communication control method |
08/20/2008 | EP1959628A2 Apparatus and method for initial fractional frequency offset estimation in a broadband wireless access communication system |
08/20/2008 | EP1959627A2 Method and apparatus for transmitting and receiving control information in a single carrier FDMA system |
08/20/2008 | EP1959626A1 Receiver apparatus, transmitter apparatus and communication system for detecting a narrowband interference in a multi-carrier receiver signal |
08/20/2008 | EP1959625A1 Receiver apparatus for detecting narrowband interference in a multi-carrier receive signal |
08/20/2008 | EP1959624A1 Demodulator circuit |
08/20/2008 | EP1959593A2 Apparatus and method of transmitting and receiving digital broadcasting |
08/20/2008 | EP1959580A1 Signal extraction circuit |
08/20/2008 | EP1958412A2 Apparatus and methods for timing recovery in a wireless transceiver |
08/20/2008 | EP1958411A2 Windowed orthogonal frequency division multiplexing for spectrum agile radios |
08/20/2008 | EP1958410A2 Ofdm cognitive radio with zero overhead signalling of deleted subcarriers frequencies |
08/20/2008 | EP1958409A1 Apparatus for estimating time and frequency offset using antenna diversity in ofdm communication system and method thereof |
08/20/2008 | EP1958408A2 Apparatus and method for transmitting data using a plurality of carriers |
08/20/2008 | EP1958407A1 Method for underwater transmission of data packets |
08/20/2008 | EP1958406A1 Method and apparatus for determining frequency offset in a receiver |
08/20/2008 | EP1958403A2 Method and system of channel estimation |
08/20/2008 | EP1958345A1 Scheduling in a wireless multi-hop relay network |
08/20/2008 | EP1958340A2 Swept notch uwb transmitter |
08/20/2008 | EP1958328A1 Signal output circuit, communication apparatus and signal output control method |
08/20/2008 | EP1723759B1 Peak reduction in ofdm using clipping and modified constellations |
08/20/2008 | EP1698132B1 Wireless internet terminal and packet transmission method for improving quality of service |
08/20/2008 | EP1665533B1 Digital rf transceiver with multiple imaging modes |
08/20/2008 | EP1665114A4 Systems and methods for amplifying a transmit signal in a rfid interrogator |
08/20/2008 | EP1661350A4 Simplified scrambling scheme for satellite broadcasting systems |
08/20/2008 | EP1599983B1 Method, system and apparatus for acquiring a received impulse radio signal |
08/20/2008 | EP1436915B1 Physical layer automatic repeat request |
08/20/2008 | EP1380106B1 Tunable matching circuit |
08/20/2008 | EP1260049B1 A modulation scheme for fdd/tdd transceivers |