41
Nathaniel H Ersoz, Karl F Horlander, Timothy W Saeger: Luminance processing system for compressing and expanding video data. Thomson Consumer Electronics, Joseph S Tripoli, Joseph J Laks, Harvey D Fried, May 10, 1994: US05311309 (133 worldwide citation)

A circuit for compressing and expanding video data comprises a FIFO line memory and an interpolator. A timing circuit generates control signals for writing data into the line memory and for reading data from the line memory to compress and expand the data. The interpolator smooths the data expanded ...


42
Kumar Ramaswamy: Apparatus and method for processing a Quadrature Amplitude Modulated (QAM) signal. Thomson Consumer Electronics, Joseph S Tripoli, Eric P Herrmann, Ronald H Kurdyla, October 12, 1999: US05966412 (133 worldwide citation)

Apparatus and method for receiving a QAM signal using a backward compatible hierarchical coding scheme to increase data transmission using finer constellations, while maintaining compatibility with existing Direct Broadcasting Satellite (DBS) systems. The apparatus employs multiple stages of decoder ...


43
Michel Kerdranvat: Method and device for estimating and hierarchically coding the motion of sequences of images. Thomson Consumer Electronics, Oblon Spivak McClelland Maier & Neustadt, September 27, 1994: US05351095 (132 worldwide citation)

A method for estimating motion which calculates a priori for a current image a first field of motion for blocks of a first level resulting from a partition of the image into blocks of a so-called maximum size, on the basis of a symmetric estimation algorithm, using the preceding and following images ...


44
Todd J Christopher, Karl F Horlander, Timothy W Saeger: Two stage interpolation system. Thomson Consumer Electronics, Joseph S Tripoli, Joseph J Laks, Harvey D Fried, September 27, 1994: US05351087 (124 worldwide citation)

A two stage interpolation system provides greater bandwidth for signals compressed and expanded by interpolation, for example video signals displayed in a zoom or enlarged mode. A finite impulse response filter generates from a first signal of digital samples a second signal of digital samples repre ...


45
Robin B Rumbolt, William R McIntyre Jr: Universal remote control unit. NAP Consumer Electronics, Thomas A Briody, Algy Tamoshunas, Marianne R Rich, September 27, 1988: US04774511 (118 worldwide citation)

The remote control unit has a selection mechanism for selecting any one of a number of categories of equipment to be controlled. The commands available for keyboard input in any given category are automatically displayed to the user upon selection of the category. Switches are provided for user sele ...


46
Dennis R McCarthy: Out-of-range warning system for cordless telephone. Thomson Consumer Electronics, Joseph S Tripoli, Peter M Emanuel, Frederick A Wein, December 13, 1994: US05373548 (117 worldwide citation)

The present invention relates to a cordless telephone unit having a handset and a base unit. The signal strength of a handset which is received by the base unit is examined to determine whether or not the handset is beyond a predetermined range from the base unit. If such determination of out-of-ran ...


47
Douglas M Keenan: Color-coded system for selection of RF input terminals and associated scan lists. Thomson Consumer Electronics, Joseph S Tripoli, Peter M Emanuel, Thomas F Lenihan, April 7, 1992: US05103314 (116 worldwide citation)

In a television receiver including a plurality of RF input terminals, each of which having a respective scan list, the channel numbers of respective scan lists are displayed in respective colors to indicate to the viewer which RF input terminal and associated scan list is selected. In one embodiment ...


48
Gerhard Eitz: Method for decoding image/sound data contained inteletext data of a digital television signal. Thomson Consumer Electronics Sales, Joseph S Tripoli, Joseph J Laks, Sammy S Henig, July 22, 1997: US05650826 (115 worldwide citation)

A data stream is separated from a television signal during the reception of data transmitted in the television signal. The data associated with a given page are collected. The pages thus assembled are temporarily stored. One or more separated pages with lists are transmitted and processed by the dec ...


49
John William Chaney: Smart-card based access control system with improved security. Thomson Consumer Electronics, Joseph S Tripoli, Peter M Emanuel, David T Shoneman, December 22, 1998: US05852290 (114 worldwide citation)

A smart card that includes a descrambler for descrambling entitlement information and data provides improved access control by controlling the manner in which the entitlement information portion of the data stream is passed through the smart card. Entitlement data that is descrambled and used in the ...


50
John W Chaney: Method and apparatus for processing a conditional access program guide as for a satellite TV service. Thomson Consumer Electronics, Joseph S Tripoli, Eric P Herrmann, Ronald H Kurdyla, December 5, 1995: US05473609 (113 worldwide citation)

In an audio/video transmission system, a method of forming program guide information conducive to selective display at respective receivers includes arranging program guide information in different data blocks according to types of guide information. One such data block contains channel information ...