Patents
Patents for H03D 1 - Demodulation of amplitude-modulated oscillations (4,890)
06/2007
06/21/2007US20070140384 Vsb reception system with enhanced signal detection for processing supplemental data
06/21/2007US20070140383 Correction circuit for improving performance in a channel decoder
06/19/2007US7233634 Maximum likelihood decoding
06/14/2007US20070133723 Method and apparatus for cancellation of cross-talk signals using multi-dimensional coordination and vectored transmission
06/14/2007US20070133722 Multi-Channel Equalization to Compensate for Impairments Introduced by Interleaved Devices
06/14/2007US20070133721 Method and apparatus for phase-noise compensation in digital receivers
06/14/2007US20070133719 High-speed receiver architecture
06/14/2007US20070133718 Soft decision demapping method suitable for higher-order modulation for iterative decoder and error correction apparatus using the same
06/14/2007US20070133717 Apparatus, method and computer program product providing a computationally efficient maximum likelihood joint synchronization and channel estimation algorithm
06/12/2007US7231005 Symbol reliability determination and symbol pre-selection based on reliability criteria
06/12/2007US7231004 System and method of low power demodulation of continuous phase modulated waveforms
06/12/2007US7231002 Apparatus for recovering carrier
06/07/2007WO2007064611A2 Apparatus and method for amplitude variation reduction of a signal
06/07/2007WO2007063887A1 Activation signal detecting circuit
06/07/2007US20070127608 Blind interference mitigation in a digital receiver
06/07/2007US20070127605 Method and Apparatus for Soft Decision Input Metrics To A Turbo Decoder
06/07/2007US20070127604 Receiver and infrared wireless-earphone
06/07/2007US20070127603 Method for the soft bit metric calculation with linear MIMO detection for LDPC codes
06/07/2007US20070127599 Apparatus and method for phase recovery and I/Q imbalance compensation in quadrature demodulating receiver
06/07/2007US20070127558 Interference cancellation with improved estimation and tracking for wireless communication
06/05/2007US7227917 Reducing effects of self-created interference on broadband reception
05/2007
05/31/2007WO2006101620A3 Method and apparatus for computing sir of time varying signals in a wireless communication system
05/31/2007US20070121767 Serial transfer interface
05/31/2007US20070121766 Single antenna interference cancellation via complement subspace projection in spatial-temporal expansion of noise estimation
05/29/2007US7224753 M-ary-modulation-capable equalizing processing apparatus, received signal processing system, receiver and M-ary-modulation-capable equalizing processing method
05/29/2007US7224752 System and method for real-time spectrum analysis in a communication device
05/29/2007US7224193 Current-voltage conversion circuit
05/24/2007WO2007058770A2 Iterative interference cancellation using mixed feedback weights and stabilizing step sizes
05/24/2007WO2007058754A2 An iterative interference canceller for wireless multiple-access systems employing closed loop transmit diversity
05/24/2007WO2007058752A1 Iterative interference cancellation using mixed feedback weights and stabilizing step sizes
05/24/2007US20070116157 Signal decoding apparatus, signal decoding method, program, and information record medium
05/24/2007US20070116143 Reduced complexity detection and decoding for a receiver in a communication system
05/24/2007US20070116141 System and method for performing LS equalization on a signal in an OFDM system
05/22/2007US7221722 Method and apparatus for reducing interference within a communication system
05/22/2007US7221720 Decoders for many-carrier signals, in particular in DVB-T receivers
05/17/2007US20070112904 Multiplier device
05/17/2007US20070110187 Demapper applied to quadrature amplitude modulation trellis coded modulation decoder and related method
05/17/2007US20070110186 Carrier tracking for AM in-band on-channel radio receivers
05/17/2007US20070110185 Symbol tracking for AM in-band on-channel radio receivers
05/17/2007US20070110133 Iterative interference cancellation using mixed feedback weights and stabilizing step sizes
05/17/2007US20070110132 Iterative interference cancellation using mixed feedback weights and stabilizing step sizes
05/17/2007US20070109656 MEMS device annealing
05/16/2007CN1965491A System for synchronizing a portable transceiver to a network
05/15/2007US7218694 System and method for canceling interference in a communication system
05/15/2007US7218692 Multi-path interference cancellation for transmit diversity
05/15/2007US7218686 Decision threshold voltage control circuit and decision threshold voltage controlling method of clock and data recovery circuit, optical receiver, and decision threshold voltage control program
05/15/2007US7218665 Deferred decorrelating decision-feedback detector for supersaturated communications
05/10/2007WO2007052456A1 Am receiving apparatus and am receiving method
05/10/2007US20070104301 Signal processing apparatus, signal processing method and storage system
05/10/2007US20070104300 Signal processing apparatus, signal processing method and storage system
05/10/2007US20070104296 Viterbi decoding apparatus
05/10/2007US20070104290 Fast mode switching frequency synthesizing apparatus and method for operating in low power consumption
05/10/2007US20070104264 Apparatus and method of decision feedback equalization in terrestrial digital broadcasting receiver
05/09/2007EP1783860A2 Antenna apparatus, receiving apparatus and watch using magnetic sensor
05/09/2007EP0752173B1 Blind equalizer for a vestigial sideband signal
05/08/2007US7215727 Impulse noise detection from preamble symbols
05/08/2007US7215725 Enhanced channel parameter estimation in the presence of preamble erasures
05/08/2007US7215723 Demodulator for an amplitude-modulated alternating signal
05/08/2007US7215719 Method for demodulating a digital signal based on an estimate of a symbol of the digital signal, and an associated receiver
05/08/2007US7215699 Path timing detection method, path timing detection apparatus, and adaptive array antenna system
05/08/2007US7215646 Method and apparatus for estimating and reporting the quality of a wireless communication channel
05/08/2007US7215162 Start signal outputting circuit
05/03/2007WO2006068862A3 Method and apparatus for performing channel assessment in a wireless communication system
05/03/2007US20070101234 Error-correcting multi-stage code generator and decoder for communication systems having single transmitters or multiple transmitters
05/03/2007US20070098121 Methods and apparatus to provide communication protection technology for satellite earthstations
05/03/2007US20070098120 Apparatus and methods for reducing channel estimation noise in a wireless transceiver
05/03/2007US20070098103 Receiving apparatus and transmitting apparatus
05/02/2007EP1743431A4 File download and streaming system
05/02/2007CN1957526A Amplifier linearization using non-linear predistortion
05/01/2007US7212787 Wireless audio transmission system
05/01/2007US7212594 Methods and apparatus for canceling co-channel interference in a receiving system using spatio-temporal whitening
05/01/2007US7212593 Method of and apparatus for noise whitening filtering
05/01/2007US7212591 Methods and receivers that estimate multi-path delays by removing signal rays from a power-delay profile
05/01/2007US7212590 Turbocoder with facilitated synchronization
04/2007
04/26/2007WO2006116334A3 Dc offset detection and cancellation in a receiver
04/26/2007WO2006086214A3 System and method for removing interfering narrowband signals from wide bandwidth receive signal
04/26/2007US20070092046 Method of reducing interference among wireless network by intentionally violating the communication protocol
04/26/2007US20070091994 Method and system of frequency domain equalization
04/25/2007EP1776777A2 A transmit system employing an antenna and balanced amplifier architecture which provides power amplifier load balancing independent of single or dual signal operation of the transmitter
04/25/2007CN1954501A Error-correcting multi-stage code generator and decoder for communication systems having single transmitters or multiple transmitters
04/25/2007CN1954496A Wireless communication method and apparatus for performing post-detection constellation correction
04/24/2007US7209842 Activation signal output circuit and determination circuit
04/19/2007WO2007044501A2 Decoding of walsh codes
04/19/2007WO2006138623A3 Wireless communication network with extended coverage range
04/19/2007WO2006107911A3 Method and apparatus for reference symbol aided channel estimation
04/19/2007US20070086548 Method and apparatus for reducing DC offsets in a communication system
04/18/2007EP1774648A1 Demodulator for amplitude-modulated signals
04/18/2007EP1636900A4 Reduced complexity sliding window based equalizer
04/18/2007CN1951114A Digital broadcast transmitting and receiving system having an improved receiving performance and signal processing method thereof
04/18/2007CN1951007A Shell type actuator
04/17/2007US7206366 System and method for programmably adjusting gain and frequency response in a 10-GigaBit ethernet/fibre channel system
04/17/2007US7206365 Decision sequence generating method and associated receiver with a decision feedback equalizer
04/17/2007US7206364 Iterative diversity reception
04/17/2007US7206363 Method and apparatus for delayed recursion decoder
04/17/2007US7206362 Binary data transmission on a single information channel
04/17/2007US7205832 Temperature compensated, high efficiency, controlled input impedance diode detector
04/12/2007WO2007002937A9 Apparatus, system, and method for multi-class wireless receiver
04/12/2007US20070081616 Dynamic dc offset removal apparatus and dynamic dc offset removal method
04/11/2007CN1947332A Method and circuit for adaptive equalization of multiple signals in response to a control signal generated from one of the equalized signals
04/11/2007CN1310447C Broadcast receiver
1 ... 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 ... 49