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)
10/2012
10/30/2012US8300734 Frequency converting system
10/30/2012US8300731 Methods and systems to digitally switch between frequencies and corresponding bandwidths in a transceiver
10/30/2012US8300730 Multiplier-less data processing techniques and related implementations adapted for use in polar modulator
10/30/2012US8300729 Methods and apparatus for reducing high-frequency events in polar domain signals
10/30/2012US8300725 Radio transmission device, radio reception device, radio transmission method, and radio reception method
10/30/2012US8300724 Digital transceiver
10/30/2012US8300720 Methods and systems for diversity combining of synchronization statistics in OFDM systems
10/30/2012US8300718 Demodulating circuit, demodulating method, and receiving system
10/30/2012US8300716 Link adaptation for OFDM systems
10/30/2012US8300712 Equalization for zero prefix OFDM systems
10/30/2012US8300589 Method for acquiring resource region information for PHICH and method of receiving PDCCH
10/30/2012US8300585 Method and apparatus for transmitting an ACK/NACK signal in a wireless communication system
10/30/2012US8300568 Transmitter, receiver, multi-class multimedia broadcast/multicast service system and modulation method thereof
10/30/2012US8300342 Multi-bit phase alignment for synchronization mark pattern matching
10/30/2012US8299865 Quadrature modulator and semiconductor integrated circuit with it built-in
10/30/2012CA2665159C Method and apparatus for symbol timing estimation in a wireless communications system
10/30/2012CA2536425C Frequency-independent spatial processing for wideband miso and mimo systems
10/30/2012CA2511014C System and method for communicating digital information using time-and-frequency-bounded base functions
10/26/2012WO2012145246A2 System and method of detecting and locating intermittent and other faults
10/26/2012WO2012144704A1 Apparatus and method for performing properrizing frequency shift(p-fresh) vectorizing
10/26/2012WO2012144381A1 Receiving device, receiving method, program, and receiving system
10/26/2012WO2012142886A1 Method and system for sending multi-antenna data
10/26/2012WO2012142789A1 Method and apparatus for calculating baseband residual frequency offset of orthogonal frequency division multiplexing and orthogonal frequency division multiple access system
10/26/2012WO2012142760A1 Phase error compensation arrangement and phase error compensation method
10/26/2012WO2012116109A3 System and method for single carrier optimization for evolved multimedia broadcast multicast service
10/26/2012WO2012100254A3 Frame formatting for high rate optical communications
10/25/2012US20120272118 Variable modulation with LDPC (Low Density Parity Check) coding
10/25/2012US20120269304 Symbol Clock Recovery Circuit
10/25/2012US20120269303 Branch Processing of Search Tree in a Sphere Decoder
10/25/2012US20120269302 Process for decoding alamouti block code in an ofdm system, and receiver for the same
10/25/2012US20120269301 Mimo detector
10/25/2012US20120269298 Phase error compensation arrangement and phase error compensation method
10/25/2012US20120269297 Carrier frequency offset estimation scheme, for digital standards with mpsk modulated preamble
10/25/2012US20120269296 Multi-stage receiver
10/25/2012US20120269295 Method for transmitting control information in multiple antenna system
10/25/2012US20120269294 Modulation code set (MCS) and LDPC (Low Density Parity Check) coding within multiple user, multiple access, and/or MIMO wireless communications
10/25/2012US20120269288 System and method for simultaneous mimo signal testing with single vector signal analyzer
10/25/2012US20120269287 Apparatus for dimensioning the control channel for transmission efficiency in communications systems
10/25/2012US20120269286 Out-of-band emission cancellation
10/25/2012US20120269285 Method for generating and transmitting a reference signal for uplink demodulation in a clustered dft-spread ofdm transmission scheme
10/25/2012US20120269284 Method of Handling Antipodal Parauitary Precoding for MIMO OFDM and Related Communication Device
10/25/2012US20120269283 Signaling of dedicated reference signal (drs) precoding granularity
10/25/2012US20120269254 Channel architecture with multiple signal processing branches for a given physical channel
10/25/2012US20120269253 Method for processing signals
10/25/2012US20120269250 Peer discovery in a wireless wide area network system
10/25/2012US20120269248 Method and apparatus of detecting signal based on minimum mean square error in multiple input multiple output system
10/25/2012US20120269235 Modulation signals for a satellite navigation system
10/25/2012US20120269234 Double-layer multi-carrier ultra-wideband wireless communication method
10/25/2012US20120269208 Method For Transferring Control Signals And Data Signals, Circuit Configuration For Transferring And Receiving
10/25/2012US20120269186 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones
10/25/2012US20120269135 Signaling format for wlans
10/25/2012US20120269109 Transmission of mbms in an ofdm communication system
10/25/2012DE102012007874A1 Chirp-Kommunikation Chirp communication
10/25/2012DE102007044488B4 Empfangsverfahren, Empfangsvorrichtung und Programm Receiving method, receiving apparatus and program
10/24/2012EP2515467A1 Symbol clock recovery circuit
10/24/2012EP2515458A1 Transmitter, transmission method, receiver, reception method, program, and integrated circuit
10/24/2012EP2515445A1 RF Transmitter and integrated circuit device
10/24/2012EP2515444A1 RF transmitter and method therefor
10/24/2012EP2514237A2 Systems and methods for transmitting channel quality information in wireless communication systems
10/24/2012EP2514157A1 Pilot subcarriers in wireless transmissions
10/24/2012EP2514156A1 Frequency diversity and phase rotation
10/24/2012EP2514129A2 Apparatus and method of transmitting reception acknowledgement in wireless communication system
10/24/2012EP2514121A1 Method and arrangement for transmitting an optical transmission signal with reduced polarisation-dependent loss
10/24/2012EP2514109A1 Crosstalk control method and apparatus using a bandwidth-adaptive precoder interface
10/24/2012EP2514092A1 Glitch mitigation in a radio receiver
10/24/2012EP2513662A2 Defining adaptive detection thresholds in a wireless device
10/24/2012EP2273689B1 CDMA transmitter
10/24/2012CN102754405A Receiver circuit and receiver apparatus
10/24/2012CN102754404A Delay detector circuit and receiver apparatus
10/24/2012CN102754403A Methods and apparatus to perform residual frequency offset estimation and correction in ieee 802.11 waveforms
10/24/2012CN102754385A Method and apparatus for sending and receiving a low-complexity transmission in a wireless communication system
10/24/2012CN102754384A Technique of encoding harq feedback information with two separate codewords with unequal error protection for dtx and ack/nack
10/24/2012CN102754376A Method and apparatus for data transmission
10/24/2012CN102754371A Radio transmitter apparatus, base station apparatus, radio transmitting method, base station apparatus control program, and integrated circuit
10/24/2012CN102752864A User experience-oriented resource allocation method in multi-user and multi-service system
10/24/2012CN102752261A Constellation mapping method based on absolute phase shift keying (APSK) constellation map, coded modulation method and system
10/24/2012CN102752260A Time-frequency estimation method of OFDM (Orthogonal Frequency Division Multiplexing) structure of satellite CMMB (China Mobile Multimedia Broadcasting) system
10/24/2012CN102752259A LMMSE (linear minimum mean square error) channel estimation method of adaptive threshold order selection
10/24/2012CN102752258A Secondary peak restraining algorithm for external radiation source radar system of multi-carrier digital TV set
10/24/2012CN102752257A Frequency domain arrival detection method of orthogonal frequency division multiplexing system
10/24/2012CN102752256A Method and system for allocating multi-user cooperation orthogonal frequency division multiplexing (OFMD) system resources
10/24/2012CN102752255A Multi-carrier multi-access transmission method applicable to satellite mobile communication
10/24/2012CN102752254A Communication device and method for operating the communication device
10/24/2012CN102752253A Method for inhibiting inter-carrier interference of orthogonal frequency division multiplexing (OFDM) system by time-frequency domain combined processing
10/24/2012CN102752252A Single-antenna data transmitting method and device
10/24/2012CN102752251A Method and device for computing baseband residual frequency offsets of orthogonal frequency division multiplexing (OFDM) and orthogonal frequency division multiple access (OFDMA) system
10/24/2012CN102752250A Intermediate frequency processing method and device for uplink and downlink, and radio remote unit (RRU)
10/24/2012CN102752249A Signal detection device and method
10/24/2012CN102752248A Integrated amplitude modulation broadcasting receiver and receiving method thereof
10/24/2012CN102752097A 符号时钟恢复电路 Symbol clock recovery circuit
10/24/2012CN102752096A Timing estimation in an OFDM receiver
10/24/2012CN102752094A Transmission of MBMS in an OFDM communication system
10/24/2012CN102752082A Multi-antenna data sending method and system
10/24/2012CN102752073A Data sending method and system
10/24/2012CN102752070A Control information sending and receiving method and device
10/24/2012CN101951358B OFDM (Orthogonal Frequency Division Multiplexing) timing synchronous system based on noise subspace
10/24/2012CN101867549B Suppression method for OFDM signal peak-to-average power ratio based on positive semi-definite programming technique
10/24/2012CN101800725B Mobile multimedia broadcast transmission system
10/24/2012CN101800724B Mobile multimedia broadcast transmission system
10/24/2012CN101800722B Mobile multimedia broadcast transmission system
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