Patents for H04L 27 - Modulated-carrier systems (89,721)
07/2007
07/19/2007US20070165740 Method for wireless information transfer
07/19/2007US20070165733 Reception apparatus
07/19/2007US20070165708 Wireless transceiver with modulation path delay calibration
07/19/2007US20070165703 Method and apparatus for robust automatic frequency control in cdma systems with constant pilot signals
07/19/2007US20070165700 Variable spreading factor-orthogonal frequency and code division et al.
07/19/2007US20070165693 Methods and apparatus for reducing discrete power spectral density components of signals transmitted in multi-band wideband communications systems
07/19/2007US20070165591 Polling method and vehicle search method in digital radio communication system
07/19/2007US20070165564 Apparatus for adaptive resource allocation for multi-channel communication system, and a method thereof
07/19/2007US20070165521 Wireless transmission apparatus and wireless transmission method
07/19/2007US20070164835 All-Digital Phase Modulator/Demodulator Using Multi-Phase Clocks and Digital PLL
07/19/2007US20070164834 Gmsk/edge modulator with switching transition smoothing
07/19/2007DE102006002340A1 Datenfunksystem Radio data system
07/19/2007CA2762126A1 Sphere detection and rate selection for a mimo transmission
07/19/2007CA2632874A1 Pulse transmission method
07/18/2007EP1809044A2 Predictive decoding method of video data
07/18/2007EP1808990A1 Adaptive subcarrier allocation to a mobile terminal in a multi cell fdm or ofdm network
07/18/2007EP1808989A1 Method of digital wireless communication on a wideband mobile radio channel
07/18/2007EP1808966A1 Time offset technique for increasing the capacity of a CDMA system
07/18/2007EP1808026A1 Tps decoder in an orthogonal frequency division multiplexing receiver
07/18/2007EP1807992A1 Apparatus and method of space time frequency block code
07/18/2007EP1807991A1 Multiuser transmission system
07/18/2007EP1807990A1 Method and apparatus for closed loop data transmission
07/18/2007EP1807989A2 Low if receiver systems and methods
07/18/2007EP1807988A2 Method and system for computing log-likelihood ratios for coded quadrature amplitude modulated signals
07/18/2007EP1807960A1 Method for reducing ambiguity levels of transmitted symbols
07/18/2007EP1807942A2 Broadcast multicast mode
07/18/2007EP1690338A4 Wireless communication method and apparatus for performing post-detection constellation correction
07/18/2007EP1552637B1 Constellation rearrangement for transmit diversity schemes
07/18/2007EP1171983B1 Multicarrier receiver with channel estimator
07/18/2007CN2924939Y Automactically-controlled frequency-modulated transmission device
07/18/2007CN1327632C Apparatus for mapping and spreading data symbols in mobile communication systems
07/18/2007CN1327630C Start of multiple xDSL modem with hidden channel probe
07/18/2007CN1327629C Start of multiple xDSL modem with hidden channel probe
07/18/2007CN1327628C System and apparatus for direct conversion receiver and transmitter
07/18/2007CN1327624C Radio reception apparatus and reception filtering method
07/18/2007CN1327620C Method for avoiding interference radiation of AM transmitters used in digital transmission
07/18/2007CN101002449A 时钟再生电路 Clock regeneration circuit
07/18/2007CN101002448A Multicarrier modulation system having cyclic delay diversity
07/18/2007CN101002447A Method and apparatus for implementing space frequency block coding in an orthogonal frequency division multiplexing wireless communication system
07/18/2007CN101002419A Apparatus for and method of controlling sampling frequency and sampling phase of a sampling device
07/18/2007CN101002418A Method and apparatus to compensate for receiver frequency error in noise estimation processing
07/18/2007CN101002386A Apparatus for and method of controlling an equalizer
07/18/2007CN101002385A Apparatus for and method of controlling a feedforward filter of an equalizer
07/18/2007CN101002384A Apparatus for and method of controlling a feedforward filter of an equalizer
07/18/2007CN101002383A Gain control for a receiver in a multi-carrier communication system
07/18/2007CN101001468A Internet protocal carried voice user accessing method, positioning device and network equipment
07/18/2007CN101001466A Method, system and MSC server and HLR of processing calling service
07/18/2007CN101001464A Mobile communication terminal and its calling method
07/18/2007CN101001454A User dispatching method and system in uplink enhanced link
07/18/2007CN101001425A Method of response for changing of network operation mode of user equipment
07/18/2007CN101001366A Signal transmission method and system of hand mobile digital multimedia transmission system
07/18/2007CN101001237A Frequency domain dispatching method
07/18/2007CN101001236A Parallel training sequence design method
07/18/2007CN101001235A Time synchronous and frequency synchronous method of weakly energy parallel PN sequence
07/18/2007CN101001234A Method for sending signal by orthogonal frequency division multiplex system and method of cell search
07/18/2007CN101001233A Method and equipment for transmitting downlink synchronous channel
07/18/2007CN101001232A Sending method and system for synchronous signal
07/18/2007CN101001231A Frequency deviation correction method and cell initial search method of broadband time-division duplex cellular system
07/18/2007CN101001230A Multiple protocol wireless communication baseband transceiver
07/18/2007CN101001226A Improved adaptive method of training sequence weighting recurrence least square
07/18/2007CN101001225A High precision characteristic parameter adaptive blind estimating method
07/18/2007CN101001224A Quick time-varying channel blind estimation method
07/18/2007CN101001223A Blind method for raising channel estimating precision in radio mobile communication
07/18/2007CN101001222A Characteristica parameter adaptive estimation method for high speed moving enviornment
07/18/2007CN101001221A Parameter estimating method of high adaptive
07/18/2007CN101001219A Fast convergence rate adaptive blind estimation method for characteristic parameter
07/18/2007CN101001218A Channel estimation blind method of radio communication system
07/18/2007CN101001166A Frequency domain differential CQI report method and equipment of dynamic configuring maximum differential valve
07/18/2007CN101001138A Equipment and method for transmitting downlink control signal
07/18/2007CN101001136A Equipment and method of subcarrier mapping of circulation shifting
07/18/2007CN101001129A Apparatus and method for detecting feedback information in broadband wireless communication system
07/18/2007CN101001111A Method, device and system for transmitting data signal using optical fibre
07/18/2007CN101001099A Distribution intermediate method and intermediate system
07/18/2007CN101001097A Method for performing adaptive subcarrier allocation, a base station, a mobile terminal and a multi cell network therefor
07/17/2007US7245894 Radio receiver and radio signal processing method with controlling gain
07/17/2007US7245889 Signal source with multiphase filter
07/17/2007US7245885 Device for compensating for a mismatch of a transmitter and a method of compensating for the mismatch
07/17/2007US7245881 System and method for antenna diversity using equal power joint maximal ratio combining
07/17/2007US7245879 Apparatus and associated methods to perform intelligent transmit power control with subcarrier puncturing
07/17/2007US7245725 Dual processor framer
07/17/2007US7245723 Chaotic communication system and method using modulation of nonreactive circuit elements
07/17/2007US7245680 Method of differential-phase/absolute-amplitude QAM
07/17/2007US7245677 Efficient method for multi-path resistant carrier and timing frequency offset detection
07/17/2007US7245676 Adaptive equalizer
07/17/2007US7245674 Method and system for providing low power WLAN receiver
07/17/2007US7245672 Method and apparatus for phase-domain semi-coherent demodulation
07/17/2007US7245671 Preprocessing signal layers in a layered modulation digital signal system to use legacy receivers
07/17/2007US7245669 Dual polarity coding system and method for a millimeter wave communication system
07/17/2007US7245668 Clock modulation systems
07/17/2007US7245667 Method of transmitting data
07/17/2007US7245625 Network-to-network adaptor for power line communications
07/17/2007US7245581 Method and apparatus for normalizing amplitudes of orthogonal frequency division multiplex (OFDM) signals
07/17/2007CA2319392C Radio receiver that digitizes a received signal at a plurality of digitization frequencies
07/17/2007CA2293239C Adaptive bit allocation for variable bandwidth multicarrier communication
07/12/2007WO2007079282A2 Dynamic switching of carrier tracking loops without loss of tracking information
07/12/2007WO2007078178A1 A method for transition between distributed transmission and localized transmission
07/12/2007WO2007078146A1 Method and apparatus for transmitting/receiving uplink signaling information in a single carrier fdma system
07/12/2007WO2007078112A1 A method and apparatus for measurement report for the decision of transmission mode transition
07/12/2007WO2007078101A1 Apparatus and method for estimating carrier frequency offset in communication terminal, and communication terminal for performing the method
07/12/2007WO2007078100A1 Channel estimation method of mobile terminal in wireless communication system and channel estimator employing the method