U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Quotables

"What, sir, would you make a ship sail against the wind and currents by lighting a bonfire under her deck? I pray you, excuse me, I have not the time to listen to such nonsense."

Napoleon Bonaparte ; When told of the Robert Fulton steamboat

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 348/909 - NOISE RESPONSIVE SIGNAL PROCESSING


Subclass of Class 348 - Television
Definition: Art collection of television circuits that include a noise
No. of patents: 7
Last issue date: 04/22/2008


NumberTitleIssue Date
7362384Apparatus and method for feed-forward image rejection in a dual conversion receiver
A receiver portion includes a bandpass filter (e.g. SAW filter) that performs channel selection from an input signal having a plurality of channels, and an image cancellation circuit that is in parallel with the bandpass filter. The bandpass filter performs channel ...
04/22/2008
6999634Spatio-temporal joint filter for noise reduction
A spatio-temporal joint filter and a spatial joint filter for noise reduction are disclosed. The spatio-temporal joint filter includes a spatial joint filter including the first and second sub filters having different characteristics and includes a temporal joint fi...
02/14/2006
6201582Circuit for moire suppression
A circuit for moire suppression detects the Nyquist frequency in an input video signal. Based on detected alternating structures indicative of the Nyquist frequency, the circuit fades between outputting the input video signal and a low-pass filtered versi...
03/13/2001
5897608Compensating apparatus and method for signal processing circuit
A compensating method and apparatus is provided which collectively compensates for variations in a variety of characteristics in respective circuit portions of a signal processing circuit. A correction data generator is provided for generating correction ...
04/27/1999
5654765Channel equalizer for digital television receiver having an initial coefficient storage unit
A channel equalizer for a digital television receiver which filters an input signal to remove a noise component mixed therewith during transmission. The channel equalizer comprises an initial coefficient storage unit for outputting a predetermined coeffic...
08/05/1997
5432557Extended television signal receiver
In a receiver for extended television signals in which a wide aspect ratio picture and at least one horizontal bar are jointly coded so as to form a standard aspect ratio picture, the at least one horizontal bar conveys vertical resolution enhancement inf...
07/11/1995
5210798Vector neural network for low signal-to-noise ratio detection of a target
A vector neural network (VNN) of interconnected neurons is provided in transition mappings of potential targets wherein the threshold (energy) of a single frame does not provide adequate information (energy) to declare a target position. The VNN enhances ...
05/11/1993
 
Sign InRegister
Username  
Password   
forgot password?