| Patents for H04L 27 - Modulated-carrier systems (89,721) |
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| 09/12/2008 | CA2677971A1 Timing adjustments for channel estimation in a multi carrier system |
| 09/11/2008 | US20080222482 Transmitter and receiver |
| 09/11/2008 | US20080219387 Cross qam modulation-based symbol mapping method and apparatus in a mobile communication system |
| 09/11/2008 | US20080219386 Quadrature imbalance estimation using unbiased training sequences |
| 09/11/2008 | US20080219385 Methods and systems for transmission of multiple modulated signals over wireless networks |
| 09/11/2008 | US20080219384 Tfci Decoding Apparatus and Method |
| 09/11/2008 | US20080219383 Method and Apparatus for Carrier Recovery Using Multiple Sources |
| 09/11/2008 | US20080219382 Signal receiving circuit to transmit high speed signal |
| 09/11/2008 | US20080219379 Quadrature imbalance mitigation using unbiased training sequences |
| 09/11/2008 | US20080219378 Low power wireless communication system |
| 09/11/2008 | US20080219375 Apparatus and method for spatial multiplexing with backward compatibility in a multiple input multiple output wireless communication system |
| 09/11/2008 | US20080219369 Robust rate, power and precoder adaptation for slow fading mimo channels with noisy limited feedback |
| 09/11/2008 | US20080219368 Wireless communication apparatus and wireless communication method |
| 09/11/2008 | US20080219363 Multi-carrier communications with adaptive cluster configuration and switching |
| 09/11/2008 | US20080219362 Diversity wireless systems |
| 09/11/2008 | US20080219361 Adaptive Pilot Symbol Allocation Method and Apparatus |
| 09/11/2008 | US20080219341 Space-frequency equalization for oversampled received signals |
| 09/11/2008 | US20080219340 Frequency domain equalizer for wireless communications system |
| 09/11/2008 | US20080219148 System and method for transmitting datain a multiple-branch transmitter-diversity orthogonal frequency-division multiplexing (ofdm) system |
| 09/11/2008 | US20080218764 Methods and systems for fiber optic gyroscopes vibration error suppression |
| 09/11/2008 | DE102004047684B4 Sendeeinrichtung mit digitaler Vorverzerrung und Verfahren zur Regelung einer Vorverzerrung in einer Sendeeinrichtung Transmitting means with digital predistortion and method for controlling a predistortion in a transmitter |
| 09/10/2008 | EP1968335A1 Radio communication base station device and pilot transmission method |
| 09/10/2008 | EP1968271A2 Cross QAM modulation-based symbol mapping method and apparatus in a mobile communication system |
| 09/10/2008 | EP1968270A2 Digital quality index for QAM digital signals |
| 09/10/2008 | EP1968269A2 Transmitting device and control method thereof |
| 09/10/2008 | EP1968268A2 Channel estimation and ICI cancellation of OFDM |
| 09/10/2008 | EP1968221A2 Communication system, communication apparatus and control method thereof |
| 09/10/2008 | EP1968209A1 Transmitter and transmission method |
| 09/10/2008 | EP1968189A2 Control of power ratios for in-phase and quadrature channels in a communications system |
| 09/10/2008 | EP1966964A1 Apparatus and method for measuring carrier-to-interference-and-noise ratio using downlink preamble |
| 09/10/2008 | EP1966963A2 Apparatus and methods for determining timing in a communication system |
| 09/10/2008 | EP1966919A2 Communication system and method |
| 09/10/2008 | EP1690338B1 Wireless communication method and apparatus for performing post-detection constellation correction |
| 09/10/2008 | EP1281262A4 System and method for peak power reduction in spread spectrum communications systems |
| 09/10/2008 | EP1002272B1 Method and apparatus for adaptive control of forward error correction codes |
| 09/10/2008 | EP0998785B1 Adaptively equalized burst receiver and method for upstream broadband data |
| 09/10/2008 | CN201114164Y Ultralinear multi- carrier amplifier and multi- carrier multiplication system |
| 09/10/2008 | CN201114163Y Peak clipping device for lowering transmitted signal PAR |
| 09/10/2008 | CN201114162Y Multi- carrier digital receiver system based on digital intermediate frequency technology |
| 09/10/2008 | CN201114161Y Digital down conversion system for multi- carrier signal processing |
| 09/10/2008 | CN201114160Y Multicarrier transmitter based on digital intermediate frequency technology |
| 09/10/2008 | CN201114086Y Track loop device |
| 09/10/2008 | CN201114071Y Multipath analog and digital audio frequency mixing transmission light emitting machine |
| 09/10/2008 | CN201114024Y Three phase carrier signal coupler |
| 09/10/2008 | CN201114023Y Modem |
| 09/10/2008 | CN101263698A Spectrum characterization for communication equipment |
| 09/10/2008 | CN101263669A Methods and apparatus for antenna control in a wireless terminal |
| 09/10/2008 | CN101263666A Radio transmitting apparatus, radio receiving apparatus, and data placing method |
| 09/10/2008 | CN101262687A Sequence allocation method and device |
| 09/10/2008 | CN101262662A Tone generation method and device for 3G and 4G terminal |
| 09/10/2008 | CN101262628A A modulation processing method and transmission device for transmitting data in multi-carrier system |
| 09/10/2008 | CN101262613A A synchronization method and unit for receiver in DTMB system |
| 09/10/2008 | CN101262571A A decoding method for digital multimedia broadcast receiver |
| 09/10/2008 | CN101262468A Digital communication system and method for using pilot freqency signal transmission technique |
| 09/10/2008 | CN101262467A Realization method and realization device for digital baseband frequency spreading modulation system |
| 09/10/2008 | CN101262466A A transmission energy proliferation and signal receiving and transmitting method and multiplexing and de-multiplexing device |
| 09/10/2008 | CN101262465A Transmitter and receiver |
| 09/10/2008 | CN101262464A Method for reconfiguring quick Fourier conversion in OFDM system |
| 09/10/2008 | CN101262463A Transmitting device and control method thereof |
| 09/10/2008 | CN101262462A Transmission method and device for downlink control information |
| 09/10/2008 | CN101262461A OFDM modulator |
| 09/10/2008 | CN101262460A A device and method for reducing peak mean ratio |
| 09/10/2008 | CN101262459A Ask transmitter in capable of controlling the modulation index |
| 09/10/2008 | CN101262458A Method for modulating digital signal to RF signals and digital RF converter |
| 09/10/2008 | CN101262322A Transmission method and device for uplink and downlink percent information in time division duplex system |
| 09/10/2008 | CN101262313A A device and method for realizing virtual multi-antenna multiplexing in middle-range sensing network |
| 09/10/2008 | CN101262312A A device and method for realizing coordinated wave bundle shaping of multi-transmission node in wireless multimedia sensing network |
| 09/10/2008 | CN101262308A Communication system, method and transmission device |
| 09/10/2008 | CN101262256A Method, device and sending device for reducing signal peak |
| 09/10/2008 | CN101262255A Sequence allocation and processing method and device for communication system |
| 09/10/2008 | CN101262250A Joint transmission and receiving method for chirp direct frequency spreading signal and frequency jump signals |
| 09/10/2008 | CN101262249A Transmission and receiving method and device for fraction Fourier domain and frequency domain joint frequency spreading signals |
| 09/10/2008 | CN101262244A A transmission energy proliferation, signal receiving/transmission method and transmission and receiving device |
| 09/10/2008 | CN100418366C Carrier recovery based demodulation |
| 09/10/2008 | CN100418334C Pi/2 phase shift non-square M-QAM modulation and demodulation method and its system |
| 09/10/2008 | CN100418305C Method and apparatus for compensating phase errors in a base station |
| 09/09/2008 | US7424662 Method and system for providing low density parity check (LDPC) encoding |
| 09/09/2008 | US7424380 Method and apparatus for integrated distribution function capture |
| 09/09/2008 | US7424276 Transmitter and wireless communication apparatus using the transmitter |
| 09/09/2008 | US7424073 Orthogonal frequency division multiplexing (OFDM) receiver, OFDM receiving circuit and OFDM diversity reception method |
| 09/09/2008 | US7424072 Receiving apparatus and receiving method |
| 09/09/2008 | US7424071 Decoder and a method for determining a decoding reliability indicator |
| 09/09/2008 | US7424068 Method and system for coding/decoding signals and computer program product therefor |
| 09/09/2008 | US7424067 Methods and apparatus for synchronization of training sequences |
| 09/09/2008 | US7424065 Apparatus and method for ultra narrow band wireless communications |
| 09/09/2008 | US7424064 Polar transmitter with digital to RF converter |
| 09/09/2008 | US7424061 Data transfer method and system |
| 09/09/2008 | US7424054 Carrier recovery apparatus and methods for high-definition television receivers |
| 09/09/2008 | US7424052 Method of, and receiver for, estimating the bit rate of data |
| 09/09/2008 | US7424048 Guard interval analysis method and apparatus |
| 09/09/2008 | US7424047 Receiver based method for de-spreading of spread spectrum signal |
| 09/09/2008 | US7424009 Method of mapping chips of a spread out symbol to sub-channels of a multi-carrier transmission network |
| 09/09/2008 | US7423992 Time slot and carrier frequency allocation in a network |
| 09/09/2008 | US7423991 Apparatus and method for allocating subchannels adaptively according to frequency reuse rates in an orthogonal frequency division multiple access system |
| 09/09/2008 | US7423989 Preamble formats for MIMO wireless communications |
| 09/09/2008 | US7423984 Digital subscriber line transmission method, apparatus and system |
| 09/09/2008 | US7423968 Systems and methods to convey additional signaling information in a wireless local area network |
| 09/09/2008 | US7423961 Radio apparatus and adaptive array processing method |
| 09/09/2008 | US7423960 Orthogonal frequency division multiplexing (OFDM) equalizer |
| 09/09/2008 | US7423959 Process for synchronization in the downstream of multiple users in a point multipoint system with OFDM modulation |