Patents for H04L 27 - Modulated-carrier systems (89,721) |
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10/25/2007 | DE102007006576A1 Quadraturmodulation-Transceiver und Parameterbestimmungsverfahren für IQ Ungleichgewichtskalibration Quadrature modulation transceiver and parameter determination method for IQ Ungleichgewichtskalibration |
10/25/2007 | DE102007004902A1 Funkverfahren und Vorrichtung zur Zeitmessung Wireless method and apparatus for measuring time |
10/25/2007 | DE102006036604A1 Wireless data transmission for use in e.g. home automation, involves switching preset time frame between given transmission channels in frequency jump process, and synchronizing process by using beacon-sequence-number contained in frames |
10/25/2007 | CA2646183A1 Resource allocation |
10/25/2007 | CA2645965A1 Methods and apparatus related to composite beacon and wideband synchronization signaling |
10/25/2007 | CA2630853A1 Methods and apparatus for determining the location of a mobile device in an ofdm wireless network |
10/24/2007 | EP1848171A1 Method and apparatus for multi-level quadrature amplitude modulation |
10/24/2007 | EP1848170A2 Method of transmitting orthogonal frequency division multiplexing signal and receiver thereof |
10/24/2007 | EP1848169A1 Frequency offset estimator |
10/24/2007 | EP1848141A2 Constellation patterns |
10/24/2007 | EP1848108A2 Distortion compensating apparatus and method |
10/24/2007 | EP1848105A1 Data slicer circuit, demodulation stage, receiving system and method for demodulating shift keying coded signals |
10/24/2007 | EP1847121A1 Display device with speaker grill |
10/24/2007 | EP1847036A2 Channel calibration for a time division duplexed communication system |
10/24/2007 | EP1847033A2 Communication system with low power, dc-balanced serial link |
10/24/2007 | EP1847032A1 Mc-cdma multiplexing in an orthogonal uplink |
10/24/2007 | EP1568015A4 Single clock data communication in direct stream digital system |
10/24/2007 | EP1368917B1 Method for power detection of multicarrier signals and radio transmission unit |
10/24/2007 | EP1340348B1 Method and apparatus for increasing the quality of the receiver synchronization of qam or cap modulated modem connection |
10/24/2007 | EP1332562B1 Apparatus for reducing phase noise in a local carrier signal caused by powering down of circuit elements during discontinuous data transmissions |
10/24/2007 | EP1098463B1 Digital subscriber's line transmitting method and device |
10/24/2007 | CN101061685A Rate matching apparatus, wireless transmitting apparatus, wireless receiving apparatus, and rate matching method |
10/24/2007 | CN101060861A Method and composition for preventing or treating diarrhea |
10/24/2007 | CN101060702A Channel resource combination distribution method and equipment |
10/24/2007 | CN101060699A A downlink control signaling transmission method and equipment |
10/24/2007 | CN101060516A OFDM receiver and its automatic gain control circuit |
10/24/2007 | CN101060515A OFDM system signal receiving and sending method and its device |
10/24/2007 | CN101060514A Method and apparatus for channel estimation |
10/24/2007 | CN101060513A Cyclic prefix information transmitting method |
10/24/2007 | CN101060512A OFDM transmission symbol synchronizing method and its system |
10/24/2007 | CN101060511A OFDM system interference detection method and system |
10/24/2007 | CN101060510A A serial interference eliminated multiple cell channel estimation method and its device |
10/24/2007 | CN101060509A 符号定时检测器和无线终端 Symbol timing detector and a wireless terminal |
10/24/2007 | CN101060508A Data slicer circuit, demodulation stage, receiving system and method for demodulating shift keying coded signals |
10/24/2007 | CN101060506A Offset frequency estimation method and apparatus |
10/24/2007 | CN101060383A Full response 8CPFSK 90 degree invariable rotary TCM coding modulation/demodulation method and its device |
10/24/2007 | CN101060381A Signal receiving and transmitting method and its device |
10/24/2007 | CN101060352A A power carrier modem |
10/24/2007 | CN101060339A A Turbo coding and decoding device and method realized in SCDMA system |
10/24/2007 | CN100345428C Multi-packet separating method in radio self-organization network |
10/24/2007 | CN100345405C Method for testing aerrays system in use for multiple inputs and multiple outputs |
10/24/2007 | CN100345401C Multicarrier transmission method and equipment |
10/24/2007 | CN100345395C Method for forming a training sequence |
10/24/2007 | CN100345391C Frequency channel characteristics evaluation system and method, communication apparatus and method |
10/24/2007 | CN100345390C Interleaved/deinterleaved equipment and method for communication system |
10/23/2007 | USRE39890 Communication system |
10/23/2007 | US7287206 Transport block set transmission using hybrid automatic repeat request |
10/23/2007 | US7287096 Method for robust, flexible reconfiguration of transceive parameters for communication systems |
10/23/2007 | US7286663 Asymmetric digital subscriber line system capable of automatically controlling receipt gain and method thereof |
10/23/2007 | US7286621 Reception method and receiver array for a duplex transmission system |
10/23/2007 | US7286618 Digital AGC circuit |
10/23/2007 | US7286617 Methods and apparatus for synchronization of training sequences |
10/23/2007 | US7286616 Data transmission system |
10/23/2007 | US7286615 FSK signal detector |
10/23/2007 | US7286614 Pilotless, wireless, telecommunications apparatus, systems and methods |
10/23/2007 | US7286613 Process and device for modulating a carrier with amplitude and phase error compensation |
10/23/2007 | US7286612 Method of transmitting data from a transmitter to a receiver, and a radio system |
10/23/2007 | US7286609 Adaptive multicarrier wireless communication system, apparatus and associated methods |
10/23/2007 | US7286607 Energy-control method and apparatus for digital diversity signaling |
10/23/2007 | US7286606 System and method for channelization recognition in a wideband communication system |
10/23/2007 | US7286605 Method and apparatus for reducing a crest factor of a multi-tone data signal |
10/23/2007 | US7286604 Carrier interferometry coding and multicarrier processing |
10/23/2007 | US7286603 Method and apparatus for increasing data rates in a wideband MC-CDMA telecommunication system |
10/23/2007 | US7286602 Method of data transmission for N-channel digital data in an M-channel block format |
10/23/2007 | US7286601 Digital broadcast system having transmission apparatus and receiving apparatus |
10/23/2007 | US7286600 Data transmission method and data transmission device |
10/23/2007 | US7286517 Multi-user detection method for a receiver in a MC-CDMA telecommunication system |
10/23/2007 | US7286508 Signal format in multi-carrier CDMA transmission system |
10/23/2007 | US7286495 Digital subscriber line transmission method, apparatus and system |
10/23/2007 | US7286481 Wireless network adapted to transmit channel side information and method thereof |
10/23/2007 | US7286466 Multicarrier systems |
10/18/2007 | WO2007118104A2 Cli pping for control of peak to average power ratio |
10/18/2007 | WO2007117761A2 Rf transmitter with interleaved iq modulation |
10/18/2007 | WO2007117525A2 Frequency offset correction for an ultrawideband communication system |
10/18/2007 | WO2007117403A2 Method of providing pilot signals for uplink power control |
10/18/2007 | WO2007117127A1 Method for allocating reference signals in mimo system |
10/18/2007 | WO2007116495A1 Transmitter apparatus and modulation scheme switching method |
10/18/2007 | WO2007116283A1 Configuring a device for ofdm communication |
10/18/2007 | WO2007116122A1 Measurement method and arrangement for amplitude and phase synchronization in a polar transmitter |
10/18/2007 | WO2007091134A3 Method and system for transmitter envelope delay calibration |
10/18/2007 | WO2007087540A3 A method of packet format dependent selection of mimo-ofdm demodulator |
10/18/2007 | WO2007080497A3 Pilot scrambling in communications systems |
10/18/2007 | WO2007069191A3 Multi-mode modulation apparatus |
10/18/2007 | US20070245394 Training premable in multipoint-to-point communication using orthogonal frequency division multiplexing |
10/18/2007 | US20070242783 Digital Broadcast Reception Device |
10/18/2007 | US20070242782 Channel estimation apparatus and method for interference cancellation in mobile communication system |
10/18/2007 | US20070242780 Clock adjustment for a handheld audio system |
10/18/2007 | US20070242779 Direct-conversion receiver and sub-harmonic frequency mixer thereof |
10/18/2007 | US20070242778 Clock recovery circuit |
10/18/2007 | US20070242776 Acquisition method for global positioning system |
10/18/2007 | US20070242775 Harmonic-rejection modulation device |
10/18/2007 | US20070242774 Maximum ratio transmission |
10/18/2007 | US20070242773 Method and apparatus for implementing h-arq in a mimo wireless communication system |
10/18/2007 | US20070242771 Transmitting apparatus and method, receiving apparatus and method, program and recording medium, and transmitting/receiving system |
10/18/2007 | US20070242759 Transmit diversity system and method |
10/18/2007 | US20070242758 Device and Method for Detecting Flaws on Objects or Locating Metallic Objects |
10/18/2007 | US20070242737 Fast initialization using seamless rate adaptation |
10/18/2007 | US20070242735 Ultra wideband receiver |
10/18/2007 | US20070242699 Multi-carrier signal transmitting apparatus and multi-carrier signal receiving apparatus |
10/18/2007 | US20070242677 Utilizing session initiation protocol for identifying user equipment resource reservation setup protocol capabilities |