Patents for H04L 25 - Baseband systems (55,083)
03/2013
03/13/2013CN101232489B Difference-related baseband demodulalation system and method
03/13/2013CN101039125B Method and system of frequency deviation measurement for testing TD-SCDMA terminal
03/12/2013US8397269 Fast digital channel changing
03/12/2013US8396176 OFDM receiving device and OFDM receiving method
03/12/2013US8396167 DC compensation
03/12/2013US8396162 Method and apparatus for choosing a modulation and coding rate in a multi-user, MIMO communication system
03/12/2013US8396137 Redundant data bus
03/12/2013US8396109 Adaptive receive-side equalization
03/12/2013US8396093 Device and method for low interference signal transmission
03/12/2013CA2588144C Closed-loop rate control for a mimo communication system
03/07/2013WO2013033214A2 Reduced clock feed-through systems, methods and apparatus
03/07/2013WO2013032632A2 Method and apparatus for updating equalization coefficients of adaptive pre-equalizers
03/07/2013WO2013031514A1 Imaging device and imaging system
03/07/2013WO2013030721A1 Method and apparatus for received signal processing in a multi-stage receiver
03/07/2013WO2013029651A1 Electrical isolation circuit
03/07/2013WO2013029226A1 Method and system for channel parameter estimation
03/07/2013US20130058443 Method of Doppler Spread Estimation
03/07/2013US20130058435 High efficiency transmitter
03/07/2013US20130058434 Device and method for precoding vectors in a communication system
03/07/2013US20130058432 Wireless transmission device, wireless transmission method, wireless transmission program, and wireless communication system
03/07/2013US20130058428 Method and apparatus for transmitting precoding martrix index and performing precoding
03/06/2013EP2566283A1 Method and device for reporting antenna calibration information and determining antenna calibration factor
03/06/2013EP2566120A1 Codebook design for uplink transmission in a SC-FDMA system
03/06/2013EP2566119A1 Generalized rotated constellations for time-frequency slicing
03/06/2013EP2566094A1 Method and device for candidate control channels
03/06/2013EP2566093A1 Method and base unit for candidate control channels
03/06/2013EP2566092A1 Method and device for candidate control channels
03/06/2013EP2566091A1 Method and device for candidate control channels
03/06/2013EP2564535A1 Using a joint decoding engine in a wireless device
03/06/2013CN202772916U Analog digital composite filter used for very high frequency aviation communication ground radio station
03/06/2013CN102959918A A training sequence generating method, a training sequence generating device, and an optical communication system
03/06/2013CN102959916A Mimo transmission system with decentralized channel estimation and precoding
03/06/2013CN102959915A Method and apparatus for determining channel bandwidth
03/06/2013CN102959914A Method for channel estimation using cell specific reference symbols
03/06/2013CN102959892A System and method for multi-point hsdpa communication utilizing a multi-link rlc sublayer
03/06/2013CN102959889A Using joint decoding engine in wireless device
03/06/2013CN102959881A Signal correcting method and receiver
03/06/2013CN102959862A Transmitting device, receiving device and transmitting/receiving system
03/06/2013CN102958063A Method, system and device for reducing interference among cells
03/06/2013CN102957655A Method and system for synchronizing shaped offset quadrature phase shift keying (SOQPSK) modulation signals
03/06/2013CN102957651A Method and device for synchronization and receiving of digital audio broadcasting signal frequency
03/06/2013CN102957648A Method and device for multi-channel DPD (digital pre-distortion) collaborative switching
03/06/2013CN102957647A System and method for reducing or eliminating temperature dependence of a coherent receiver in a wireless communication device
03/06/2013CN102957646A Equilibrium method and device based on pre-filter
03/06/2013CN102957645A Reduced interframe space (RIFS) implementation method and device for 802.11 baseband receiver
03/06/2013CN102957644A Device for changing intersymbol interference and bandwidth extension pre-emphasis of high-speed digital signal
03/06/2013CN102957643A Method and device for triggering and capturing broadband signals
03/06/2013CN102957642A Radio data receiving system and receiving method thereof
03/06/2013CN102957641A Channel estimation method of TDS (Total Dissolved Solids)-OFDM (Orthogonal Frequency Division Multiplexing) system
03/06/2013CN102957640A Signal evaluation system and method
03/06/2013CN102957639A Signal evaluation system and method using channel estimation
03/06/2013CN102957638A Device and method for channel estimation of single-carrier frequency-domain-equalization high-speed service
03/06/2013CN102957637A Device and method for channel estimation of single-carrier frequency-domain-equalization high-speed service
03/06/2013CN102957636A Superframe signal generating method, channel estimation method and signal transmission system
03/06/2013CN102957635A Method and system for digital broadband communication based on information block transmission
03/06/2013CN102957553A Method and device for automatic generation of excitation codes
03/06/2013CN102957512A Code word selecting method on basis of two-jump distributed precoding limited feedback
03/06/2013CN102957510A AMC (Adaptive Modulation and Coding) method based on SC-FDE (Single Carrier-Frequency Domain Equalization) system
03/06/2013CN102957504A Method and device for judging upper and lower sidebands of 802.11n baseband receiver
03/06/2013CN102957449A Correlation value determining method and correlation value determining device
03/06/2013CN102014100B Data detection and demodulation for wireless communication systems
03/06/2013CN102006254B Method for capturing and controlling logic channel for China mobile multimedia broadcasting system
03/06/2013CN101997647B Network coding transmission method
03/06/2013CN101969421B Device for transmitting CDMA (Code Division Multiple Access) signal by adopting category V line
03/06/2013CN101888363B Signal demodulation method in OFDM receiver and OFDM receiver
03/06/2013CN101808062B Digital predistortion processing circuit and method, power amplifying device and repeater
03/06/2013CN101741775B Taylor expansion-based single-frequency OFDM time-varying channel estimation method
03/06/2013CN101699807B Method for estimating OFDM rapid-varying channels in low-density pilot-frequency distribution
03/06/2013CN101690053B Apparatus and method of generating and maintaining hybrid connection identifications (ids) for peer-to-peer wireless networks
03/06/2013CN101569128B Method of spatio-temporal coding for multi-antenna communication system of pulsed uwb type
03/06/2013CN101473554B Using covariance matrices for link selection in MIMO communication system
03/06/2013CN101278491B Modulator, filter, filter gain control method, and code modulating method
03/06/2013CN101166054B MIMO WLAN systems
03/06/2013CN101064544B Wireless communication system, wireless communication apparatus and wireless communication method
03/05/2013US8391436 Receiving apparatus, transmission apparatus, and transmission method
03/05/2013US8391413 Channel estimation for an OFDM communication system with inactive subbands
03/05/2013US8391408 Method and apparatus for spatial mapping matrix searching
03/05/2013US8391406 Apparatus and method for amplifying signal and wireless transmitter using the same
03/05/2013US8391405 Symbol mapping method for repetition channel coding
03/05/2013US8391337 Communication receiver with hybrid equalizer
02/2013
02/28/2013WO2013028764A2 Method and apparatus for equalizing a transmit channel for cable losses in a c8psk hart system
02/28/2013WO2013027898A1 Low-power, high-speed transceiver
02/28/2013WO2013027505A1 Signal transmission device
02/28/2013WO2013027322A1 Communication device, signal superimposing circuit, and signal superimposing method
02/28/2013WO2013026643A1 A method to facilitate the minimization of inter-cell interference by exploiting its known characteristics
02/28/2013US20130051493 Wideband transmitter front-end
02/28/2013US20130051492 Apparatus and method for operating a transmitter
02/28/2013US20130051491 Integrated circuit chip and transmitting /receiving system including the same
02/28/2013US20130051490 Method of determining channel state information
02/28/2013US20130051440 Configurable baseband processing for receiver and transmitter and methods for use therewith
02/28/2013US20130051436 Method and apparatus for equalizing a transmit channel for cable losses in a c8psk hart system
02/27/2013EP2562953A1 Method and apparatus for sending and receiving precoding information
02/27/2013EP2561648A1 Method, system, and apparatus for exchanging input and output data
02/27/2013EP2561627A1 Antenna selection scheme based on information bits
02/27/2013CN202759474U Multi-standard digital pre-distortion system
02/27/2013CN202759473U Amplification and rectification circuit for parallel data transmission
02/27/2013CN102948118A Method, system, and apparatus for exchanging input and output data
02/27/2013CN102946372A Joint estimation method of frequency deviation and time deviation in OFDM system
02/27/2013CN102946369A Rapid detection method and device based on minimum mean square error (MMSE)-peripheral interface controller (PIC) equalizer
02/27/2013CN102946368A Method for identifying digital modulation signal containing frequency deviation and phase deviation under multipath fading channel
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