Resources Contact Us Home
Browse by Category: Main > Communications
Class Information
Number: 375/350
Name: Pulse or digital communications > Receivers > Interference or noise reduction > By filtering (e.g., digital)
Description: Subject matter wherein the noise is reduced by a frequency domain or digital sequence filter. The filter may remove interference or pass only desired signals.

Patents under this class:

Patent Number Title Of Patent Date Issued
8369426 Reducing the effect of noise in a multi-channel telecommunication receiver Feb. 5, 2013
8369396 Communication signal receiver and signal processing method thereof Feb. 5, 2013
8369386 Receiver, signal processing method and program Feb. 5, 2013
8363763 Transmitting/receiving system and method of processing broadcast signal in transmitting/receiving system Jan. 29, 2013
8363761 Wireless modem and noise cancellation method for the same Jan. 29, 2013
8363712 Apparatus and method for adaptive I/Q imbalance compensation Jan. 29, 2013
8363711 Receive apparatus and method in a mobile communication system Jan. 29, 2013
8363567 Method and system for channel estimation in a single channel (SC) multiple-input multiple-output (MIMO) system comprising two-transmit (2-Tx) and multiple-receive (M-Rx) antennas for WCDMA/HSD Jan. 29, 2013
8358715 System and method for quasi-orthogonal space-time block coding Jan. 22, 2013
8358685 Iterative detection and decoding in multiple antenna communication systems Jan. 22, 2013
8355472 Frequency deviation error compensation in an MLSE receiver Jan. 15, 2013
8355430 Adaptive demodulation of a data communication Jan. 15, 2013
8355425 UWB receiver and a data transmission method and system Jan. 15, 2013
8351556 Method and system for low complexity conjugate gradient based equalization in a wireless system Jan. 8, 2013
8351555 Apparatus and method for SINR estimation HSDPA MIMO receiver Jan. 8, 2013
8351554 Signal extraction Jan. 8, 2013
8351548 Signal processing system and method thereof Jan. 8, 2013
8351487 Equalizer with adaptive noise loading Jan. 8, 2013
8345810 Equalizer based receiver operation method and apparatus in a mobile communication system Jan. 1, 2013
8345809 Receiver apparatus for receiving a multicarrier signal Jan. 1, 2013
8345782 Method and apparatus for channel estimation Jan. 1, 2013
8345780 Wireless communication system compensating for interference and related methods Jan. 1, 2013
8340235 X-MIMO systems with multi-transmitters and multi-receivers Dec. 25, 2012
8340225 System and method for performing blind IQ-imbalance estimation and compensation Dec. 25, 2012
8340171 Method and apparatus for improving communication system performance in Tomlinson Harashima Precoding (THP) mode with a zero edge filter Dec. 25, 2012
8340170 Receiver and apparatus for receiving a data signal Dec. 25, 2012
8340167 Method and apparatus for measuring and correcting receiver parameters Dec. 25, 2012
8335440 Method, system, and apparatus for blind equalization of BPSK signals Dec. 18, 2012
8335287 Communication apparatus and signal processing method Dec. 18, 2012
8335286 Methods for determining decoding order in a MIMO system with successive interference cancellation Dec. 18, 2012
8335284 System and method for inter-channel interference reduction Dec. 18, 2012
8335282 Method for implementing an equalizer of an OFDM baseband receiver Dec. 18, 2012
8335279 Alignment of channel filters for multiple-tuner apparatuses Dec. 18, 2012
8335248 Fast square root algorithm for MIMO equalization Dec. 18, 2012
8331511 System and method for compensating for nonlinear interference cancellation in multi-carrier transmission Dec. 11, 2012
8331509 Method and device for cancelling transmitter interference in transceiver, and transceiver Dec. 11, 2012
8331508 Narrowband interference cancellation method and circuit Dec. 11, 2012
8331507 Multi-channel receiver device Dec. 11, 2012
8331502 Phase-adjusted channel estimation for frequency division multiplexed channels Dec. 11, 2012
8331493 Bias removal of radio link quality estimates Dec. 11, 2012
8325865 Discrete digital receiver Dec. 4, 2012
8325864 Receiver circuit Dec. 4, 2012
8325835 Non-continuous orthogonal frequency division multiplexing system and control method of non-continuous orthogonal frequency division multiplexing system Dec. 4, 2012
8320509 Concatenation-assisted symbol-level combining for MIMO systems with HARQ and/or repetition coding Nov. 27, 2012
8320508 Joint estimation of channel and preamble sequence for orthogonal frequency division multiplexing systems Nov. 27, 2012
8320504 Fully compensated adaptive interference cancellation system Nov. 27, 2012
8315344 Blind detection of the transport format (TF) of a signal Nov. 20, 2012
8315343 Multi-antenna receiver interference cancellation method and apparatus Nov. 20, 2012
8315338 Orthogonality detector, and quadrature demodulator and sampling quadrature demodulator using detector thereof Nov. 20, 2012
8311168 Adaptive noise filtering and equalization for optimal high speed multilevel signal decoding Nov. 13, 2012

  Recently Added Patents
Method and system for automatic 3-D image creation
Method and system for network configuration for virtual machines
Heteroleptic iridium complexes as dopants
Apparatus and method for information display of portable device
Simulation parameter correction technique
Headset systems and methods
Fabric-backplane enterprise servers with pluggable I/O sub-system
  Randomly Featured Patents
Solar heat collector
Method of forming finFET device
Method and apparatus for translating natural-language speech using multiple output phrases
Apparatus for VAD with a vibration detector to eliminate natural vibrations
Anti-skid control system for an automotive vehicle
Fusible link mounting method and terminal and fusible link housing used in the same method
Holographic products with improved seals
Gaming system, gaming device and method for displaying multiple concurrent games using dynamic focal points
Method of preventing myocardial infarction and acute cerebral ischaemia
Toner for developing an electrostatic image