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Class Information
Number: 375/346
Name: Pulse or digital communications > Receivers > Interference or noise reduction
Description: Subject matter where the deleterious effects of extraneous signals are eliminated or suppressed at the receiver.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7327794 |
Method and apparatus for detecting a jammed channel in a block oriented digital communication system |
Feb. 5, 2008 |
| 7327793 |
DMT peak reduction without affecting transmission signal |
Feb. 5, 2008 |
| 7324616 |
Low cost and high performance narrowband interference cancellation system |
Jan. 29, 2008 |
| 7324167 |
High-quality twisted-pair transmission line system for high-resolution video |
Jan. 29, 2008 |
| 7321646 |
Methods and apparatus for pre-filtering a signal to increase signal-to-noise ratio and decorrelate noise |
Jan. 22, 2008 |
| 7321631 |
Spur mitigation techniques |
Jan. 22, 2008 |
| 7319884 |
FM radio device and transmission power control method |
Jan. 15, 2008 |
| 7317904 |
DC offset cancel circuit |
Jan. 8, 2008 |
| 7317761 |
Multi-carrier communication system and receiver thereof |
Jan. 8, 2008 |
| 7317698 |
Interference detection, identification, extraction and reporting |
Jan. 8, 2008 |
| 7315730 |
Architecture for a receiver front end having dual output low noise amplifier driving separate pre-selectors coupled to a transformer for single ended output |
Jan. 1, 2008 |
| 7315592 |
Common mode noise cancellation |
Jan. 1, 2008 |
| 7315589 |
Apparatus and method for selecting optimal beam for digital TV receiver |
Jan. 1, 2008 |
| 7315587 |
Demodulation method and apparatus based on differential detection system for .pi./4 shifted QPSK modulated wave |
Jan. 1, 2008 |
| 7315575 |
Equalization strategy for dual-polarization optical transport system |
Jan. 1, 2008 |
| 7315570 |
Method and system for utilizing space-time and space-frequency codes for multi-input multi-output frequency selective fading channels |
Jan. 1, 2008 |
| 7315567 |
Method and apparatus for partial interference cancellation in a communication system |
Jan. 1, 2008 |
| 7313191 |
Receiver device of communication system |
Dec. 25, 2007 |
| 7313182 |
Decision feedback equalizers with constrained feedback taps for reduced error propagation |
Dec. 25, 2007 |
| 7313125 |
OFDM demodulation method and semiconductor integrated circuit device |
Dec. 25, 2007 |
| 7312833 |
Channel equalizing apparatus and method for digital television receiver |
Dec. 25, 2007 |
| 7310388 |
Direct conversion receiver and receiving method |
Dec. 18, 2007 |
| 7310302 |
Method for estimating time and frequency offset in an OFDM system |
Dec. 18, 2007 |
| 7308240 |
Numerical control oscillator, digital frequency converter and radio frequency unit |
Dec. 11, 2007 |
| 7308055 |
Transmission method with fading distortion or frequency offset compensation |
Dec. 11, 2007 |
| 7308033 |
Apparatus and method for tracking residual frequency offset for single carrier-frequency domain equalizer system |
Dec. 11, 2007 |
| 7308022 |
Parameter estimator configured to distinguish between peaks and sidelobes of correlation function |
Dec. 11, 2007 |
| 7308020 |
System and method of interference suppression |
Dec. 11, 2007 |
| 7305054 |
Robust multiple chain receiver |
Dec. 4, 2007 |
| 7305053 |
Dat-aided frequency offset detection using phase unwrapping |
Dec. 4, 2007 |
| 7305028 |
Methods and system for equalizing data |
Dec. 4, 2007 |
| 7305022 |
RAKE receiver having MIXR function |
Dec. 4, 2007 |
| 7304971 |
Flexible transmission method for wireless communications |
Dec. 4, 2007 |
| 7302233 |
Multiuser detection for wireless communications systems in the presence of interference |
Nov. 27, 2007 |
| 7302024 |
Method of and apparatus for detecting impulsive noise, method of operating a demodulator, demodulator and radio receiver |
Nov. 27, 2007 |
| 7302023 |
Application of multipath combiner and equalizer in a multi-channel direct sequence spread spectrum communication system |
Nov. 27, 2007 |
| 7299027 |
MIMO receiver and MIMO reception method for selection of MIMO separation and channel variation compensation |
Nov. 20, 2007 |
| 7298803 |
Methods and apparatuses for filtering common mode interference |
Nov. 20, 2007 |
| 7298802 |
SIR measure method and apparatus for the same |
Nov. 20, 2007 |
| 7298801 |
Method and device for demodulating signals from multiple users |
Nov. 20, 2007 |
| 7298800 |
Analog signal control method, analog signal controller, and automatic gain controller |
Nov. 20, 2007 |
| 7295636 |
Linear single-antenna interference cancellation receiver |
Nov. 13, 2007 |
| 7295635 |
Method of signal processing in the presence of interference |
Nov. 13, 2007 |
| 7295634 |
Portable communication device and method therefor |
Nov. 13, 2007 |
| 7295630 |
Receiver having a variable threshold slicer stage and a method of updating the threshold levels of the slicer stage |
Nov. 13, 2007 |
| 7292663 |
Efficient space-time adaptive processing (STAP) filter for global positioning system (GPS) receivers |
Nov. 6, 2007 |
| 7292661 |
Block-iterative equalizers for digital communication system |
Nov. 6, 2007 |
| 7292639 |
Method and apparatus for peak to average power ratio reduction for orthogonal frequency division multiplex systems |
Nov. 6, 2007 |
| 7292637 |
Noise-tolerant signaling schemes supporting simplified timing and data recovery |
Nov. 6, 2007 |
| 7289583 |
Method of and apparatus for single antenna interference rejection through relaxation |
Oct. 30, 2007 |
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