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)
06/2011
06/23/2011WO2011019238A3 Method and device for sending and receiving a reference signal
06/23/2011WO2011019228A3 Method and apparatus for transmitting downlink reference signal in wireless communication system that supports multiple antennas
06/23/2011US20110151923 High-performance cellular telephone receiver
06/23/2011US20110151856 Oscillators having arbitrary frequencies and related systems and methods
06/23/2011US20110150238 Receiving apparatus
06/23/2011US20110150152 Systems and methods providing frequency-domain automatic gain control (agc)
06/23/2011US20110150151 Compensation for data deviation caused by frequency offset using timing correlation value
06/23/2011US20110150150 Device and method for detecting timing synchronization
06/23/2011US20110150149 Apparatus and method for detecting packet end point in wireless communication system
06/23/2011US20110150148 Apparatus and method for detecting signal in wireless communication system
06/23/2011US20110150147 Device, system and method of multiple-input-multiple-output wireless communication
06/23/2011US20110150146 Methods and apparatus for tail termination of turbo decoding
06/23/2011US20110150144 Device and method for detecting cyclic prefix length
06/23/2011US20110150143 Soft-decision demapping method for digital signal
06/23/2011US20110150141 Computational generation of narrow-bandwidth digital signals
06/23/2011US20110150140 Fractal curve based filter
06/23/2011US20110150139 CALIBRATION METHOD FOR Tx/Rx PATH CHARACTERISTIC OF CHANNEL SOUNDER
06/23/2011US20110150137 Architecture of multi-power mode serial interface
06/23/2011US20110150136 Duty cycle compensating digital data receiver
06/23/2011US20110150134 Apparatus and method for scrambling in a wireless communication system
06/23/2011US20110150133 Bits-to-symbol mapping method for 4+12+16 apsk modulation
06/23/2011US20110150131 Apparatus and method for processing digital transmission/reception signals to correct in-band gain flatness
06/23/2011US20110150129 Device for generating codebook, method for generating codebook, and method for transmitting data
06/23/2011US20110150128 Modulation device and method
06/23/2011US20110150127 In-Band Ripple Compensation
06/23/2011US20110150126 Systems and methods for direct current system digital carried message conveyance
06/23/2011US20110150125 Digital rf converter, digital rf modulator and transmitter including the same
06/23/2011US20110150124 Modulation apparatus, modulation method, demodulation apparatus, and demodulation method
06/23/2011US20110150123 Transmitter, receiver, transmitting method, and receiving method for communication system
06/23/2011US20110150120 Reference signal resource randomization with SU-MIMO
06/23/2011US20110150119 Method and system for channel estimation in an ofdm based mimo system
06/23/2011US20110150117 System for transmitting and receiving channel state information
06/23/2011US20110150116 Double Search Algorithm of User Group Selection for Multiuser MIMO Downlink Transmission
06/23/2011US20110150115 Pilot subcarriers in wireless transmissions
06/23/2011US20110150114 Limited channel information feedback error-free channel vector quanization scheme for precoding mu-mimo
06/23/2011US20110150113 Distortion-Aware multiple input multiple output precoding
06/23/2011US20110150112 Remote transmit IQ imbalance calibration and correction at multicarrier receivers
06/23/2011US20110150111 Distortion-aware multiple input multiple output communications
06/23/2011US20110150110 Tone Count Selection
06/23/2011US20110150109 Interlaced symbol constellation mapping for wireless communication
06/23/2011US20110150108 Apparatus and method for transmitting and receiving resource allocation information in a communication system
06/23/2011US20110150107 Apparatus and method for reducing power consumption in portable terminal
06/23/2011US20110150106 System and Method for Bi-Phase Modulation Decoding
06/23/2011US20110150071 Adaptive pade filter and transceiver
06/23/2011US20110150070 Method and system for processing multipath signals over a single user downlink mimo channel using a hybrid equalizer/rake receiver
06/23/2011US20110150061 Communication Via A Multimode Constellation
06/23/2011US20110150060 Voltage Margin Monitoring for an ADC-Based Serializer/Deserializer in Mission Mode
06/23/2011US20110150049 Mimo channel loopback
06/23/2011US20110149943 Time tracking loops for a communication system utilizing a cyclic prefix
06/23/2011US20110149942 Method of Transmitting Data in Multiple Antenna System
06/23/2011US20110149893 Apparatus and method for transmitting preamble in broadband wireless communication system
06/23/2011US20110149881 Methods and apparatus for weighted queuing in DL MU MIMO
06/23/2011US20110149880 Method and apparatus for downlink multiple-user multiple input multiple output scheduling
06/23/2011US20110149875 Method and apparatus for ensuring access in a communication system for a plurality of groups
06/23/2011US20110149716 Apparatus and method for transmitting a sub-channel signal in a communication system using an orthogonal frequency division multiple access scheme
06/23/2011CA2784040A1 Defining adaptive detection thresholds
06/23/2011CA2782788A1 Systems and methods for transmitting channel quality information in wireless communication systems
06/22/2011EP2337295A1 Method, apparatus and system for giving signal error feedback in multicarrier communication systems
06/22/2011EP2337294A1 IQ-imbalance estimation for non-symmetrical pilot symbols
06/22/2011EP2337293A1 Devices, method and signals for OFDM encoding
06/22/2011EP2337292A2 Random access for wireless multiple-access communication systems
06/22/2011EP2337291A2 Reception apparatus, reception method, reception program, and reception system
06/22/2011EP2337290A2 Signal processing device and method
06/22/2011EP2337245A1 Optical OFDM transmission having a variable transmission rate
06/22/2011EP2337234A1 Method, apparatus and system for multi-antenna transmission
06/22/2011EP2337233A1 Multi-carrier control method, multi-carrier peak clipping module and base station
06/22/2011EP2336791A1 Trigger generation for digital modulation signal analysis
06/22/2011EP2335449A1 System and method for data distribution in vhf/uhf bands
06/22/2011EP2335387A2 Common mode and unified frame format
06/22/2011EP2335360A2 Apparatus and method for supporting transmission of sounding reference signals from multiple antennas
06/22/2011EP2335359A2 Systems and methods employing multiple input multiple output (mimo) techniques
06/22/2011EP2335356A2 Apparatus and method for compensating for iq mismatch in mobile communication system
06/22/2011EP1502362B1 System and method for eliminating signal zero crossings in single and multiple channel communication systems
06/22/2011CN201878187U OFDM (orthogonal frequency division multiplexing) high-speed logging telemetry system with echo canceling function
06/22/2011CN201878186U Digital frequency-selecting shifter with digital predistortion function
06/22/2011CN201878153U Deep-water common-frequency bidirectional video and audio data transmission system
06/22/2011CN1969522B Apparatus and method for space-frequency block coding/decoding in a communication system
06/22/2011CN1783862B Method and system for achieving network device band range extension
06/22/2011CN1716989B System and method of upstream signal power cutback
06/22/2011CN1708935B Data detection and demodulation for wireless communication systems
06/22/2011CN1708933B Closed-loop rate control for a multi-channel communication system
06/22/2011CN1695335B Transmitter
06/22/2011CN1659780B Decision feedback equalizer
06/22/2011CN102106130A Embedding information in AN 802.11 signal field
06/22/2011CN102106129A Method and apparatus for allocating resource of multiple carriers in OFDMA system
06/22/2011CN102106128A Modulation of a carrier radio signal by a mobile terminal in a wireless telecommunications network
06/22/2011CN102106102A Radio communication system, transmission device, reception device
06/22/2011CN102104994A Method for transmitting data to users in MIMO (Multiple Input Multiple Output) system and base station
06/22/2011CN102104982A Method and device for reconnecting multi-carrier system
06/22/2011CN102104946A Optimized power bit allocation method for variable rate transform domain communication system
06/22/2011CN102104577A Asynchronous digital communication system and method jointly frequencies and amplitudes of multiple sub-bands
06/22/2011CN102104576A Hybrid carrier direct sequence code division multiple access (CDMA) transmission system
06/22/2011CN102104575A Carrier communication method and system for BFSK (Binary Frequency Shift Keying) spread-spectrum power line
06/22/2011CN102104574A Orthogonal frequency division multiplexing (OFDM)-transform domain communication system (TDCS) signal transmission and receiving methods, devices and system
06/22/2011CN102104573A Frequency offset compensation method and device
06/22/2011CN102104572A Time synchronization method and system in transmission system and device
06/22/2011CN102104571A Ultra-wideband frequency synthesizer for 6-9 GHz dual carrier orthogonal frequency division multiplexing (OFDM)
06/22/2011CN102104570A Integer frequency offset estimation device and method in CMMB (China Mobile Multimedia Broadcasting) system
06/22/2011CN102104569A Method and receiver for equalization by using frequency domain blocks of subcarriers
06/22/2011CN102104568A Method for equalizing data in MIMO system and mobile station thereof
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