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)
12/2012
12/27/2012US20120328053 Orthogonal Frequency Division Multiplexed (OFDM) Demodulator Imbalance Estimation
12/27/2012US20120328052 Spur Mitigation For Radio Frequency Receivers Utilizing A Free-Running Crystal
12/27/2012US20120328051 Secondary Channel Estimation
12/27/2012US20120328047 Transmission device, reception device, and radio communication method
12/27/2012US20120328046 Transmission apparatus, transmission method, reception apparatus, and reception method
12/27/2012US20120328045 Time Varying Cyclic Delay Diversity of OFDM
12/27/2012US20120328043 Communication system using wireless power
12/27/2012US20120328035 Data transmission method and apparatus in mimo communication system
12/27/2012US20120328034 Uplink training for mimo implicit beamforming
12/27/2012US20120328033 Implicit Spatial Matrix Expansion Determination for MIMO Wireless Communication Systems
12/27/2012US20120328032 Communication Entity with Timing Generator Coupled Via a Digital Protocol to Sample-Driven Further Communication Entity
12/27/2012US20120328031 Codebooks for Mobile Communications
12/27/2012US20120327995 Pipelining and Sub-Rate Operation for Memory Links
12/27/2012US20120327994 Method for channel equalization
12/27/2012US20120327993 Adaptive Equalization Using Correlation Of Edge Samples With Data Patterns
12/27/2012US20120327983 Transmitter apparatus, transmission method and transmission system
12/27/2012US20120327982 Method and apparatus for signal detection in multiple input multiple output
12/27/2012US20120327981 Method of Signaling Particular Types of Resource Elements in a Wireless Communication System
12/27/2012US20120327980 Method of Signaling Particular Types of Resource Elements in a Wireless Communication System
12/27/2012US20120327977 Fast blind channel search
12/27/2012US20120327757 Detection method and apparatus for multiple-input multiple-output single-carrier block transmission system
12/27/2012US20120326657 Bi-phase communication demodulation techniques
12/27/2012DE112006002494B4 System, Verfahren und Einrichtung zur Abschwächung von Störungen in der drahtlosen Kommunikation System, method and apparatus for mitigating interference in wireless communication
12/27/2012CA2840067A1 Method and apparatus for transmitting and receiving time division duplex frame configuration information in wireless communication system
12/26/2012EP2538601A2 Method and apparatus for transmitting control information in wireless communication system
12/26/2012EP2538598A2 Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal
12/26/2012EP2538582A2 Transmission of MBMS in an OFDM communication system
12/26/2012EP2538554A1 Amplification device and wireless transmission device provided with same, and gain adjusting method for amplification device
12/26/2012EP2538553A1 Apparatus and method for mitigating impairments of a transmit signal
12/26/2012EP2537310A1 Method and apparatus for enhancing channel estimation
12/26/2012EP2537306A1 Compensating for frequency offsets on a base station
12/26/2012EP2537278A1 Technique of encoding harq feedback information with two separate codewords with unequal error protection for dtx and ack/nack
12/26/2012EP2537261A1 Mimo layer specific reference signals based on codes and cyclic shifts
12/26/2012CN1713553B Method of receiver processing of CDMA signals in a CDMA system
12/26/2012CN102845039A Coexistence of prime, s-fsk and g3 devices in powerline communications
12/26/2012CN102845038A Method and apparatus of transmitting uplink signal
12/26/2012CN102845014A Indexing resources for transmission of acknowledgement signals in multi-cell tdd communication systems
12/26/2012CN102845011A Channel state information reference signals
12/26/2012CN102843332A Full spectrum modulator for digital television signals
12/26/2012CN102843331A Carrier communication multi-service access platform system and method
12/26/2012CN102843330A Method and apparatus for uplink interference avoidance in multi-point coordinated system
12/26/2012CN102843329A 资源分配 Resource Allocation
12/26/2012CN102843328A Method for detecting PRACH (Physical Random Access Channel) sequence in TDD LTE (Time Division Duplex Long Term Evolution) system
12/26/2012CN102843327A Pilot allocation for multicarrier mimo transmission
12/26/2012CN102843326A Receiver used for orthogonal frequency division multiplexing (ofdm) system and signal receiving method thereof
12/26/2012CN102843325A Method and system for processing reference signal of an open loop MIMO (multiple-input multiple-output) system
12/26/2012CN102843324A Method and system for transmitting enhanced pilot frequency under non-dedicated carrier wave of MBMS (model base management system) business
12/26/2012CN102843323A Asymmetric binary modulation signal receiver
12/26/2012CN102843322A Carrier frequency correction method based on smooth tracking
12/26/2012CN102843321A Devices of IQ mismatch calibration, and methods thereof
12/26/2012CN102843320A Communicating with a self-clocking amplitude modulated signal
12/26/2012CN102843178A Spread spectrum relay measurement and control system compatible with standard unified S-band measurement and control system
12/26/2012CN102843104A Envelope extraction with reduced bandwidth for power modulation
12/26/2012CN101997659B Methods and devices for allocating uplink control resources and transmitting uplink control information
12/26/2012CN101986637B Pilot frequency interference cancellation method under fast time-varying channel
12/26/2012CN101958871B Adaptive free space optical communication (FSO)-orthogonal frequency division multiplexing (OFDM) transmission system and transmission method
12/26/2012CN101924726B Frame synchronization method and device for OFDM system
12/26/2012CN101908937B Signal detecting method in downlink distribution type MIMO-OFDM (Multiple Input Multiple Output-Orthogonal Frequency Division Multiplexing) system
12/26/2012CN101895501B Discontinuous orthogonal frequency division multiplexing anti-interference synchronous method based on channelizing pre-filtering
12/26/2012CN101895487B Confidence-based method and device for suppressing noises in channel estimation results
12/26/2012CN101889408B Improved method for digitizing bit synchronization
12/26/2012CN101888359B Multi-address access system based on TDS-OFDM (Time-Domain Synchronous Orthogonal Frequency Division Multiplexing) as well as signal frame structure and receiving method thereof
12/26/2012CN101867649B Communication system, communication apparatus, wired communication apparatus, and communication method
12/26/2012CN101867546B Method for measuring and compensating satellite communication link carrier frequency offset
12/26/2012CN101860913B Scheduling information transmitting method, system and device
12/26/2012CN101860390B Star finding method and device of star-aiming mode of compatible carrier wave DVB-S and DVB-S2
12/26/2012CN101827052B Method and device for time synchronization and frequency synchronization of LTE system
12/26/2012CN101820404B Channel estimation method for OFDM system
12/26/2012CN101808055B Fine symbol synchronization method and device for MB-OFDM UWB system
12/26/2012CN101682918B Antenna switching method and method for transmitting and receiving signals for the same
12/26/2012CN101682590B Method of transmitting channel quality information in mobile communication system
12/26/2012CN101652971B Determining a channel matrix by measuring interference
12/26/2012CN101636952B Method and apparatus for selecting modulation and coding scheme (mcs) index based on frequency selectivity
12/26/2012CN101635699B Sending and transmitting method of OFDM system for digital frequency modulation broadcast
12/26/2012CN101632277B Miscellaneous improvements on the HRPD system
12/26/2012CN101594175B Method, system and device for beamforming transmission
12/26/2012CN101563899B Uplink inter-carrier interference cancellation for OFDMA systems
12/26/2012CN101558611B A method of configuring multiuser packet in a wireless communication system
12/26/2012CN101557374B Large frequency deviation detecting method of DTMB receiving system
12/26/2012CN101552753B DC offset correction circuit of wireless communication device and correction method thereof
12/26/2012CN101521641B Carrier recovery system and carrier recovery method
12/26/2012CN101507170B CDMA wireless communication systems
12/26/2012CN101499992B Decoding device and method, receiving device and method
12/26/2012CN101431353B Control method and apparatus for delivering power amplifier
12/26/2012CN101409693B Method and system for implementing single carrier iterative equilibrium using Turbo code
12/26/2012CN101394198B Frequency bias capture method for block signal with relatively large frequency bias
12/26/2012CN101340265B Data stream processing method and apparatus in wireless communication
12/26/2012CN101312371B 子信道分配设备 Subchannel allocation Equipment
12/26/2012CN101300767B Method and apparatus for providing channel quality feedback in an orthogonal frequency division multiplexing communication system
12/26/2012CN101282325B Apparatus for compensating transmitting end channel in wireless sensing network
12/26/2012CN101277284B Estimation method of sampling clock frequency offset in DRM and integrated chip
12/26/2012CN101238692B Method for receiving and transmitting signals in a multicarrier system
12/26/2012CN101073206B Method and system for switching antenna and channel assignments in broadband wireless networks
12/25/2012US8341482 User equipment using hybrid automatic repeat request
12/25/2012US8340294 Secure modulation and demodulation
12/25/2012US8340228 Setting a transmission power level for a mobile unit
12/25/2012US8340227 Techniques to improve digital demodulator performance utilizing automatic gain control target adjustment
12/25/2012US8340225 System and method for performing blind IQ-imbalance estimation and compensation
12/25/2012US8340224 Resonant power converter for radio frequency transmission and method
12/25/2012US8340223 Receiver and wireless communication system equipped with the same
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