Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Jaffe; Steven T.
Address:
Irvine, CA
No. of patents:
37
Patents:












Patent Number Title Of Patent Date Issued
8564462 Digital correction techniques for data converters October 22, 2013
A method and apparatus is disclosed to compensate for impairments within a data converter such that its output is a more accurate representation of its input. The data converter includes a main data converter, a reference data converter, and a correction module. The main data convert
8098725 Equalization and decision-directed loops with trellis demodulation in high definition TV January 17, 2012
Improved decision feedback equalizer and decision directed timing recovery systems and methods suitable for use in connection with a dual mode QAM/VSB receiver system are disclosed. A trellis decoder operates in conjunction with a decision feedback equalizer circuit on trellis coded
8014449 Communications signal transcoder September 6, 2011
Communications signal transcoder. A solution is provided to transcode a signal from a first signal type to a second signal type to ensure proper interfacing between devices that may operate using different signal types. For example, within a communication system, a first signal type
7961255 Television functionality on a chip June 14, 2011
A television on a chip (TVOC) system that provides a cost effective approach for providing television functionality on a single integrated circuit chip is disclosed. A TVOC includes the functionality necessary to receive and display television signals in a variety of input and output
7848466 Viterbi slicer for turbo codes December 7, 2010
A method for synchronizing receivers that receive turbo encoded signals to a received signal. Turbo encoding may enable signals to be decoded at a much lower signal to noise ratio than previously practical. A traditional method of synchronizing a receiver to an incoming signal is to use
7834937 Digital IF demodulator November 16, 2010
A digital IF demodulator includes an analog-to-digital (A/D) converter that receives an analog IF signal and converts it to a digital IF signal. A parallel multiplier then down-converts the digital IF signal to a baseband signal having a video component and an audio component. The fr
7596189 Quadrature receiver sampling architecture September 29, 2009
Quadrature receiver sampling architecture. A signal ADC performs analog to digital conversion for both I and Q streams. An analog MUX selects the appropriate I and the Q baseband analog input streams for input to the ADC at the appropriate time. A digital filter may also be employed to
7499507 Synchronization module using a Viterbi slicer for a turbo decoder March 3, 2009
A method for synchronizing receivers that receive turbo encoded signals to a received signal. Turbo encoding may enable signals to be decoded at a much lower signal to noise ratio than previously practical. A traditional method of synchronizing a receiver to an incoming signal is to use
7489725 Decision feedback equalizer and precoder ramping circuit February 10, 2009
A feedforward filter has a plurality of feedforward filter taps, including a feedforward filter reference tap. The reference tap of the feedforward filter is positioned proximate a center position of the feedforward filter. A ramping circuit assembly has an input port configured to r
7489362 Television functionality on a chip February 10, 2009
A television on a chip (TVOC) system that provides a cost effective approach for providing television functionality on a single integrated circuit chip is disclosed. A TVOC includes the functionality necessary to receive and display television signals in a variety of input and output
7474695 Equalization and decision-directed loops with trellis demodulation in high definition TV January 6, 2009
Improved decision feedback equalizer and decision directed timing recovery systems and methods suitable for use in connection with a dual mode QAM/VSB receiver system are disclosed. A trellis decoder operates in conjunction with a decision feedback equalizer circuit on trellis coded
7456761 Interspersed training among encoded blocks of data within a data frame November 25, 2008
A communications system, having a combination Reed-Solomon encoder and a Turbo-Code encoder Data frame configuration which may be changed to accommodate embedded submarkers of known value are embedded in with the data order to aid synchronization in the receiver system, by providing
7420481 Interspersed training among data September 2, 2008
A communications system, having a combination Reed-Solomon encoder and a Turbo-Code encoder Data frame configuration which may be changed to accommodate embedded submarkers of known value are embedded in with the data order to aid synchronization in the receiver system, by providing
7403579 Dual mode QAM/VSB receiver July 22, 2008
A television receiver system capable of receiving and demodulating television signal information content that has been modulated and transmitted in accordance with a variety of modulation formats is disclosed. In particular, the system is able to accommodate receipt and demodulation
7352411 Digital IF demodulator April 1, 2008
A digital IF demodulator includes an analog-to-digital (A/D) converter that receives an analog IF signal and converts it to a digital IF signal. A parallel multiplier then down-converts the digital IF signal to a baseband signal having a video component and an audio component. The fr
7257764 FEC (Forward Error Correction) decoder with dynamic parameters August 14, 2007
FEC (Forward Error Correction) decoder with dynamic parameters. A novel means by which FEC parameters may be encoded into, and subsequently extracted from, a signal stream to allow for adaptive changing of any 1 or more operational parameters that govern communications across a commu
7254190 Satellite receiver August 7, 2007
Systems and techniques for receiving a satellite signal wherein the signal is demodulated and iterative decoded. It is emphasized that this abstract is provided to comply with the rules requiring an abstract which will allow a searcher or other reader to quickly ascertain the subject mat
7239357 Digital IF demodulator with carrier recovery July 3, 2007
A digital IF demodulator receives and demodulates an analog IF input signal to produce a digital audio signal and a digital video signal. The digital IF demodulator includes an A/D converter, a first digital complex mixer, a second digital complex mixer, and various digital filters. The
7161613 NTSC interference rejection filter January 9, 2007
An electronic, programmable filter is disclosed which selectively removes interference, noise or distortion components from a frequency band without perturbing any of the other signals of the band. An input frequency band such as a television channel spectrum is initially demodulated
7027528 Timing recovery using the pilot signal in high definition TV April 11, 2006
Improved carrier recovery and symbol timing systems and methods suitable for use in connection with a dual-mode QAM/VSB receiver system is disclosed. Carrier and symbol timing acquisition and tracking loops are phase/frequency locked to an inserted pilot signal provided in an input V
6985093 Interspersed training for turbo coded modulation January 10, 2006
A communications system, having a combination Reed-Solomon encoder and a Turbo-Code encoder Data frame configuration which may be changed to accommodate embedded submarkers of known value. The submarkers are embedded in with the data order to aid synchronization in the receiver syste
6982659 Method and apparatus for iterative decoding January 3, 2006
Method and apparatus for determining the stopping point of an iterative decoding process. In one embodiment the estimated values of an iteration of an iterative decoder are provided to a signature circuit. If the signature does not differ from the previous signature developed from a
6897791 Interspersed training for turbo coded modulation May 24, 2005
A communications system, having a combination Reed-Solomon encoder and a Turbo-Code encoder Data frame configuration which may be changed to accommodate embedded submarkers of known value are embedded in with the data order to aid synchronization in the receiver system, by providing
6891485 Interspersed training for turbo coded modulation May 10, 2005
A communications system, having a combination Reed-Solomon encoder and a Turbo-Code encoder Data frame configuration which may be changed to accommodate embedded submarkers of known value are embedded in with the data order to aid synchronization in the receiver system, by providing
6842495 Dual mode QAM/VSB receiver January 11, 2005
A television receiver system capable of receiving and demodulating television signal information content that has been modulated and transmitted in accordance with a variety of modulation formats is disclosed. In particular, the system is able to accommodate receipt and demodulation
6828926 Interspersed training for turbo coded modulation December 7, 2004
A communications system, having a combination Reed-Solomon encoder and a Turbo-Code encoder Data frame configuration which may be changed to accommodate embedded submarkers of known value are embedded in with the data order to aid synchronization in the receiver system, by providing
6775334 Equalization and decision-directed loops with trellis demodulation in high definition TV August 10, 2004
Improved decision feedback equalizer and decision directed timing recovery systems and methods suitable for use in connection with a dual mode QAM/VSB receiver system are disclosed. A trellis decoder operates in conjunction with a decision feedback equalizer circuit on trellis coded
6771714 Timing recovery using the pilot signal in high definition TV August 3, 2004
Improved carrier recovery and symbol timing systems and methods suitable for use in connection with a dual-mode QAM/VSB receiver system is disclosed. Carrier and symbol timing acquisition and tracking loops are phase/frequency locked to an inserted pilot signal provided in an input V
6727936 NTSC interference rejection filter April 27, 2004
An electronic, programmable filter is disclosed which selectively removes interference, noise or distortion components from a frequency band without perturbing any of the other signals of the band. An input frequency band such as a television channel spectrum is initially demodulated to
6693566 Interspersed training for turbo coded modulation February 17, 2004
A communications system, having a combination Reed-Solomon encoder and a Turbo-Code encoder Data frame configuration which may be changed to accommodate embedded submarkers of known value are embedded in with the data order to aid synchronization in the receiver system, by providing
6686853 Method and apparatus for iterative decoding February 3, 2004
Method and apparatus for determining the stopping point of an iterative decoding process. In one embodiment the estimated values of an iteration of an iterative decoder are provided to a signature circuit. If the signature does not differ from the previous signature developed from a
6518892 Stopping criteria for iterative decoding February 11, 2003
Method and apparatus for determining the stopping point of an iterative decoding process. In one embodiment the estimated values of an iteration of an iterative decoder are provided to a signature circuit. If the signature does not differ from the previous signature developed from a
6411659 Timing recovery using the pilot signal in high definition TV June 25, 2002
Improved carrier recovery and symbol timing systems and methods suitable for use in connection with a dual-mode QAM/VSB receiver system is disclosed. Carrier and symbol timing acquisition and tracking loops are phase/frequency locked to an inserted pilot signal provided in an input V
6344871 NTSC interference rejection filter February 5, 2002
An electronic, programmable filter is disclosed which selectively removes interference, noise or distortion components from a frequency band without perturbing any of the other signals of the band. An input frequency band such as a television channel spectrum is initially demodulated to
6222891 Timing recovery using the pilot signal in high definition TV April 24, 2001
Improved carrier recovery and symbol timing systems and methods suitable for use in connection with a dual-mode QAM/VSB receiver system is disclosed. Carrier and symbol timing acquisition and tracking loops are phase/frequency locked to an inserted pilot signal provided in an input V
6219088 NTSC interference rejection filter April 17, 2001
An electronic, programmable filter is disclosed which selectively removes interference, noise or distortion components from a frequency band without perturbing any of the other signals of the band. An input frequency band such as a television channel spectrum is initially demodulated to
6169767 Universal network interface module January 2, 2001
A variable rate modulator for selectively encoding a variable rate data stream according to one of a plurality of modulation formats. A timing and control circuit locks the variable rate data to a master clock, an encoder selectively encodes the data according to one of a plurality of mo










 
 
  Recently Added Patents
Blow moulding machine with compressed air recycling
FET device having ultra-low on-resistance and low gate charge
Optical multiplexer/demultiplexer
Reflective non-invasive sensor
Power surface mount light emitting die package
Media used in digital high speed inkjet web press printing
Coffee cup stationery tab
  Randomly Featured Patents
Spark plug with specific measured parameters
Method and apparatus for processing large square hay bales into smaller recompressed bales
Feed means for sheets, particularly creasing means, and method for advancing sheets
Helicobacter pylori antigens in blood
Reproducing apparatus and method with reduced bit error rate
Method and apparatus for calculating X to the Exponent of Y
Multi-purpose tool, suitable in particular for drilling and cutting
Backlash free articulation reducing mechanism, usable notably for the setting of the various portions of an automobile vehicle seat
Making heat exchangers
Planetary straightening machine