Searching US Patent Collection...

	PAT. NO.		Title
1	5,689,301		Method and apparatus for identifying video fields produced by film sources
2	5,619,276		Adjustable video/raster phasing for horizontal deflection system
3	5,563,651		Method and apparatus for identifying video fields produced by film sources employing 2-2 and 3-2 pull down sequences
4	5,448,308		Apparatus for clamping a video signal level
5	5,422,680		Non-linear contrast control apparatus with pixel distribution measurement for video display system
6	5,412,436		Motion adaptive video processing system
7	5,351,087		Two stage interpolation system
8	5,166,781		Apparatus for identifying standard and non-standard video signals
9	5,132,784		Comb filter-burst locked clock circuitry
10	5,130,798		Dual band progressive television system with noise reduction
11	5,119,195		Video noise reduction system employing plural frequency bands
12	5,084,700		Signal clamp circuitry for analog-to-digital converters
13	5,053,726		Circuit for preventing VCXO mode jumping
14	5,043,813		Display locked timing signals for video processing
15	4,901,077		Sigma-delta modulator for D-to-A converter
16	4,841,466		Bit-serial integrator circuitry
17	4,823,302		Block oriented random access memory able to perform a data read, a data write and a data refresh operation in one block-access time
18	4,821,226		Dual port video memory system having a bit-serial address input port
19	4,819,252		Sampled data subsampling apparatus
20	4,783,756		Sampled data tone control system
21	4,777,472		Modified cascode amplifier
22	4,764,967		Tone control system for sampled data signals
23	4,760,602		Variable preemphasis/deemphasis network
24	4,757,467		Apparatus for estimating the square root of digital samples
25	4,731,851		Digital signal gain control circuitry for varying digital signals in substantially equal db steps
26	4,731,844		Apparatus for cancelling a pilot signal from a composite signal
27	4,694,414		Digital delay interpolation filter with amplitude and phase compensation
28	4,680,632		Television display system with flicker reduction processor having burst locked clock and skew correction
29	4,667,240		Timing correction circuitry as for TV signal recursive filters
30	4,656,516		Vertical subsampling and memory synchronization system for a picture within a picture television receiver
31	4,656,515		Horizontal compression of pixels in a reduced-size video image utilizing cooperating subsampling and display rates
32	4,652,908		Filtering system for processing a reduced-resolution video image
33	4,638,360		Timing correction for a picture-in-picture television system
34	4,605,962		Progressive scan television system with video compression exceeding display line rate
35	4,593,315		Progressive scan television receiver for non-standard signals
36	4,494,052		DC Motor servo system
37	4,481,429		Bias supply for A.C. line powered apparatus
38	4,432,015		Video apparatus having improved antenna transfer switching system
39	4,419,699		Digital on video recording and playback system
40	4,377,788		Signal expander
41	4,375,094		Apparatus for advancing a video disc pickup transducer beyond a disc record defect
42	4,327,434		Video disc stylus position sensor system
43	4,313,062		Bidirectional deflector driver for video disc
44	4,309,721		Error coding for video disc system
45	4,306,256		Preemphasis and clipping apparatus for reducing distortions
46	4,286,290		Fast recovery squelch circuit for a video disc player
47	4,286,282		Periodically biased video disc player servo system
48	4,286,235		VFO having plural feedback loops
49	4,280,023		Stylus position sensing apparatus for video disc player
50	4,278,992		PCM Detector for video reproducer apparatus