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Class Information
Number: 708/819
Name: Electrical computers: arithmetic processing and calculating > Electrical analog calculating computer > Particular function performed > Filtering
Description: Subject matter utilized for filtering electrical signals by computation.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7616052 |
Fast adapting filter |
Nov. 10, 2009 |
| 7610326 |
Arithmetic circuit for calculating a cumulative value as a result of parallel arithmetic processing |
Oct. 27, 2009 |
| 7596589 |
Time-mode analog computation circuits and methods |
Sep. 29, 2009 |
| 7587445 |
Complex multiplex feedback filter |
Sep. 8, 2009 |
| 7565393 |
Discrete time filter having gain for digital sampling receivers |
Jul. 21, 2009 |
| 7562108 |
High bandwidth high gain receiver equalizer |
Jul. 14, 2009 |
| 7539721 |
Analog filter with passive components for discrete time signals |
May. 26, 2009 |
| 7499963 |
Complex filter with higher order pole |
Mar. 3, 2009 |
| 7480603 |
Finite impulse response (FIR) filter compiler |
Jan. 20, 2009 |
| 7471747 |
Bit down-scaling apparatus and method, GPS synchronization acquisition method, and GPS receiver |
Dec. 30, 2008 |
| 7466781 |
Programmable filter |
Dec. 16, 2008 |
| 7418469 |
Method and apparatus for adaptive real-time signal conditioning, processing, analysis, quantification, comparison, and control |
Aug. 26, 2008 |
| 7415495 |
Selective filter having linear phase |
Aug. 19, 2008 |
| 7352826 |
Analog delay circuit |
Apr. 1, 2008 |
| 7346137 |
Nonuniform oversampled filter banks for audio signal processing |
Mar. 18, 2008 |
| 7346645 |
Architecture for transverse-form analog finite-impulse-response filter |
Mar. 18, 2008 |
| 7340019 |
Programmable filter |
Mar. 4, 2008 |
| 7317841 |
System and method for image noise reduction using a minimal error spatiotemporal recursive filter |
Jan. 8, 2008 |
| 7318081 |
Band-pass filter and tracking signal processor circuit |
Jan. 8, 2008 |
| 7302461 |
Analog delay elements |
Nov. 27, 2007 |
| 7293057 |
Method and apparatus for cancelling inter-symbol interference (ISI) within a communication channel |
Nov. 6, 2007 |
| 7206341 |
System and method for providing equalization in a multiphase communications receiver |
Apr. 17, 2007 |
| 7188135 |
Analog adaptive FIR filter having independent coefficient sets for each filter tap |
Mar. 6, 2007 |
| 7177895 |
Linear channel select filter |
Feb. 13, 2007 |
| 7167517 |
Analog N-tap FIR receiver equalizer |
Jan. 23, 2007 |
| 7167513 |
IQ imbalance correction |
Jan. 23, 2007 |
| 7155469 |
Method of correcting physical impairments of a programmable filter |
Dec. 26, 2006 |
| 7127016 |
Nonuniform oversampled filter banks for audio signal processing |
Oct. 24, 2006 |
| 7107306 |
Method and apparatus for adaptive real-time signal conditioning, processing, analysis, quantification, comparision, and control |
Sep. 12, 2006 |
| 7085799 |
Analog filter suitable for smoothing a .DELTA..SIGMA.-modulated signal |
Aug. 1, 2006 |
| 7075363 |
Tuned continuous time delay FIR equalizer |
Jul. 11, 2006 |
| 7051063 |
Integrated low power channel select filter having high dynamic range and bandwidth |
May. 23, 2006 |
| 7042935 |
Equalizer and equalization method |
May. 9, 2006 |
| 7039476 |
Control system with filtered dead zone |
May. 2, 2006 |
| 7035361 |
Adaptive noise filtering and equalization for optimal high speed multilevel signal decoding |
Apr. 25, 2006 |
| 7028070 |
High speed filter |
Apr. 11, 2006 |
| 7024447 |
Time continuous FIR filter to implement a hilbert transform and corresponding filtering method |
Apr. 4, 2006 |
| 7016405 |
Signal circulation for adaptive signal equalization in digital communication systems |
Mar. 21, 2006 |
| 6976051 |
Complex multiple feedback filter |
Dec. 13, 2005 |
| 6961745 |
Filter for injecting data dependent jitter and level noise |
Nov. 1, 2005 |
| 6954774 |
Bandpass filter with ability to tune a pass frequency, passband gain and filter Q |
Oct. 11, 2005 |
| 6928111 |
Method and apparatus for controlling equalizer using sync signal in digital vestigial sideband system |
Aug. 9, 2005 |
| 6910060 |
Spatio-temporal filter and method |
Jun. 21, 2005 |
| 6907090 |
Method and apparatus to recover data from pulses |
Jun. 14, 2005 |
| 6854005 |
Crossover filter system and method |
Feb. 8, 2005 |
| 6816621 |
Method for generating shift-invariant filters |
Nov. 9, 2004 |
| 6817017 |
Universal interface system |
Nov. 9, 2004 |
| 6795001 |
Analog FIR-filter with .SIGMA. .DELTA. modulator and delay line |
Sep. 21, 2004 |
| 6795843 |
Low-distortion differential circuit |
Sep. 21, 2004 |
| 6778710 |
Method for generating increasing shift-invariant filters |
Aug. 17, 2004 |
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