Patents
Sitemap › H04 - Electric communication technique › H04L - Transmission of digital information, e.g. telegraphic communication › H04L 27 - Modulated-carrier systems
Patents for H04L 27 - Modulated-carrier systems (89,721)
10/2010
10/21/2010US20100266062 Distributed maximal ratio combining receiver architecture
10/21/2010US20100266059 Radio communication apparatus capable of switching modulation schemes
10/21/2010US20100266058 Ofdm transmission apparatus, ofdm receiving apparatus and interleaving method
10/21/2010US20100266057 Group resource allocation techniques for ieee 802.16m
10/21/2010US20100266056 Method and apparatus for scheduling multiple users in a multiple-input multiple-output system
10/21/2010US20100266054 Quantization of channel state information in multiple antenna systems
10/21/2010US20100266053 Wireless communication method, radio transmitter apparatus and radio receiver apparatus
10/21/2010US20100266007 Dual pdfe system with forward-backward viterbi
10/21/2010US20100266006 Signaling system with selectively-inhibited adaptive equalization
10/21/2010US20100265995 Time divided pilot channel detection processing in a wcdma terminal having a shared memory
10/21/2010US20100265992 Adaptative Multi-Carrier Code Division Multiple Access
10/21/2010US20100265904 Method, apparatus and computer program product for interference avoidance in uplink coordinated multi-point reception
10/21/2010US20100265886 Methods and apparatus to prioritize mobile station transmissions in response to network acknowledgment polling
10/21/2010US20100265874 Pre-communication for relay base stations in wireless communication
10/21/2010US20100265865 Multiplexing and transmission of multiple data streams in a wireless multi-carrier communication system
10/21/2010US20100265837 Terminal device and feedback method
10/21/2010DE112008003518T5 Drahtlosbetrieb mit Sprung- und Ultrabreitbandtechniken Wireless operation with jumping and ultra-wideband techniques
10/21/2010DE102008003669B4 Verfahren zum Empfang eines breitbandigen elektromagnetischen Signals A method of receiving a wideband electromagnetic signal
10/21/2010DE102005019176B4 Funkempfänger mit einer Demodulationseinheit zur Erzeugung von Softbits Radio receiver with a demodulation unit for generating soft bits
10/21/2010DE102004054586B4 Verfahren und Vorrichtung zur Verstärkung eines amplituden- und phasenmodulierten elektrischen Signals Method and apparatus for amplifying an amplitude and phase modulated electrical signal
10/21/2010CA2758375A1 Improved blind modulation detection
10/20/2010EP2242265A1 A wireless communication receiver, a wireless communication receiving method and a television receiver
10/20/2010EP2242227A1 Method and device for processing a digital complex modulated signal within a polar modulation transmission chain.
10/20/2010EP2242226A2 Receiver and method of receiving
10/20/2010EP2242225A2 Radio communication system
10/20/2010EP2242224A1 Method and system for transmitting and receiving broadcasting signals
10/20/2010EP2242200A1 Method for performing an adaptive modulation and coding scheme in mobile communication system
10/20/2010EP2242199A2 Apparatus and method for transmitting and receiving an OFDM signal
10/20/2010EP2242198A2 Apparatus for transmitting and receiving a signal and method for transmitting and receiving a signal
10/20/2010EP2242197A1 Mobile communication system, reception device, and method
10/20/2010EP2242176A2 Direct conversion of narrow-band RF signals
10/20/2010EP1751857B1 Gain control for a receiver in a multi-carrier communication system
10/20/2010CN201611890U 一种usb接口的modem装置 One kind of usb modem device interface
10/20/2010CN1972259B Digital demodulating apparatus, controlling method of the apparatus, and digital receiver
10/20/2010CN1972258B Digital demodulating apparatus, controlling method of the apparatus, and digital receiver
10/20/2010CN1943120B Transmission modulation apparatus, communication apparatus and mobile wireless apparatus
10/20/2010CN101868951A Stable low power mode for multicarrier transceivers
10/20/2010CN101868950A Method for physical control format indicator channel mapping
10/20/2010CN101868949A Wireless communication method, radio transmitter apparatus and radio receiver apparatus
10/20/2010CN101868758A Monolithic DQPSK receiver
10/20/2010CN101868033A Method and device for controlling downlink subframe and transmitting data of trunk link
10/20/2010CN101868031A Radio communication apparatus and subcarrier assignment method
10/20/2010CN101868027A Configuration and sending method of uplink signal transmission resource, base station and user terminal
10/20/2010CN101867649A Communication system, communication apparatus, wired communication apparatus, and communication method
10/20/2010CN101867555A Reducing Peak-to-Average Power Ratio method based on random expanding constellation mapping and realization device thereof
10/20/2010CN101867554A Device and method for adaptively identifying and tracking synchronous head in cable digital television
10/20/2010CN101867553A LTE system using time domain precoder and precoding method thereof
10/20/2010CN101867552A OFDM (Orthogonal Frequency Division Multiplexing) system signal sending method, receiving method and device
10/20/2010CN101867551A Mimo ofdma and preamble design
10/20/2010CN101867550A Sending and receiving methods and devices thereof of multi-media supporting multiple services in OFDM (Orthogonal Frequency Division Multiplexing) system
10/20/2010CN101867549A Suppression method for OFDM signal peak-to-average power ratio based on positive semi-definite programming technique
10/20/2010CN101867548A Blind frequency tracking algorithm based on multi-carrier of filter bank
10/20/2010CN101867547A Method for reducing peak-to-average power ratio of filter bank multi-carrier system
10/20/2010CN101867546A Method for measuring and compensating satellite communication link carrier frequency offset
10/20/2010CN101867545A Frequency synthesizer of full-frequency range multi-band orthogonal frequency division multiplexing ultra-wideband radio frequency transceiver
10/20/2010CN101867544A System and method for establishing a localized single frequency network
10/20/2010CN101867543A Frame arrival detection method based on signal-to-noise rate estimation
10/20/2010CN101867542A Intermediate frequency processing engine, intermediate frequency carrier removing method and gnss receiver
10/20/2010CN101867541A Signal crest trimming method and equipment
10/20/2010CN101867540A Phase lock detector in digital QPSK receiver
10/20/2010CN101867539A High-frequency offset carrier recovery system and method for cable digital television
10/20/2010CN101867538A Receiving apparatus and method with clock drift estimation and compensation
10/20/2010CN101867535A Methods, devices and systems for generating and receiving difference quadrature phase shift keying codes
10/20/2010CN101867470A Carrier synchronization device and method under high dynamic conditions
10/20/2010CN101867467A Method and device for feeding back hybrid automatic repeat request (HARQ) acknowledgement message in carrier aggregation system
10/20/2010CN101867460A Signal-to-noise ratio acquisition device, method and communication equipment
10/20/2010CN101867454A Selection method of signaling data bearing carrier wave and device
10/20/2010CN101867441A Star map mapping method
10/20/2010CN101867438A Adaptive assign multilevel rate (AAMR) method and adaptive multilevel rate collocation (AMRC)
10/20/2010CN101867437A Base band mapping method, mapper and transmitter of communication system
10/20/2010CN101867426A Broadcast receiving system and broadcast signal processing method
10/20/2010CN101867425A Available subcarrier detection and synchronization method for discontinuous OFDM dynamic spectrum access
10/20/2010CN101867407A FM/Chirp common frequency and broadcasting method and application system thereof
10/20/2010CN101312446B Phase tracking compensation process based on weighting pilot
10/20/2010CN101277283B Fast Flourier transformation butterfly type unit
10/20/2010CN101184317B Wireless resource allocation method and device of OFDMA system
10/19/2010US7818748 Programmable task scheduler
10/19/2010US7817976 System and method for inverting automatic frequency control
10/19/2010US7817863 Transmitting apparatus and method, receiving apparatus and method, program and recording medium, and transmitting/receiving system
10/19/2010US7817759 Method and apparatus for providing carrier synchronization in digital broadcast and interactive systems
10/19/2010US7817754 M-algorithm with prioritized user ordering
10/19/2010US7817753 Reception quality estimating apparatus, wireless communication system, and reception quality estimating method
10/19/2010US7817752 Apparatus, and associated method, for detecting values of a space-time block code using selective decision-feedback detection
10/19/2010US7817751 Digital multimedia broadcasting receiver having improved reception capability and channel estimation method of the same
10/19/2010US7817749 Digital signal receiver including wideband tunable antenna device
10/19/2010US7817747 Precise delay alignment between amplitude and phase/frequency modulation paths in a digital polar transmitter
10/19/2010US7817744 Wireless communication apparatus and data multiplexing method
10/19/2010US7817743 Multi-tone system with oversampled precoders
10/19/2010US7817742 Power supply apparatus and power supply method
10/19/2010US7817738 Digital broadcasting receiving apparatus with channel estimation function
10/19/2010US7817736 Correcting for carrier frequency offset in multi-carrier communication systems
10/19/2010US7817732 Channel tracking with scattered pilots
10/19/2010US7817731 Amplitude compression of signals in a multicarrier system
10/19/2010US7817730 Training sequence for symbol boundary detection in a multicarrier data transmission system
10/19/2010US7817729 Method and apparatus for multicarrier communication
10/19/2010US7817728 Method for demodulating UWB pulse sequences encoded according to an on-off keying modulation scheme
10/19/2010US7817725 Data converter device and data conversion method, and transmitter circuit, communications device and electronic device using the same
10/19/2010US7817713 Enhanced reconditioning equalizer filter for non-constant envelop signals
10/19/2010US7817709 Non-coherent phase differential and multiple orthogonal signal reception
10/19/2010US7817679 Method and a system for transferring AMR signaling frames on halfrate channels
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