Inventor
CAMPBELL JACK J
US19 patents
⚠️ This page may combine multiple inventors who share the name “CAMPBELL JACK J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FAROUDJA LAB INC
6 patentsUS6108041AAug 22, 2000
High-definition television signal processing for transmitting and receiving a television signal in a manner compatible with the present system
FAROUDJA LAB INC177 citations98
US6133957AOct 17, 2000
Adaptive diagonal interpolation for image resolution enhancement
FAROUDJA LAB INC112 citations97
US4864389ASep 5, 1989
Comb filter method and apparatus for chrominance and luminance separation in quadrature modulated color subcarrier television systems
FAROUDJA LAB INC30 citations92
US4706112ANov 10, 1987
Cross color suppression for quadrature modulated color television
FAROUDJA LAB INC27 citations92
US4670775AJun 2, 1987
Inter-dimensional chrominance noise reduction system
FAROUDJA LAB INC13 citations74
US4672429AJun 9, 1987
Wide bandwidth chrominance noise reduction system
FAROUDJA LAB INC5 citations63
FAROUDJA Y C
5 patentsUS4989090AJan 29, 1991
Television scan line doubler including temporal median filter
FAROUDJA Y C140 citations97
US4731660AMar 15, 1988
Processing methods using adaptive threshold for removal of chroma/luminance cross-talk in quadrature-modulated subcarrier color television systems
FAROUDJA Y C46 citations92
US4916526AApr 10, 1990
Bandwidth control for chrominance and luminance paths in quadrature modulated color television system
FAROUDJA Y C21 citations82
US4943849AJul 24, 1990
Television transmission system having improved separation of audio and video spectra
FAROUDJA Y C15 citations74
US4847681AJul 11, 1989
Low level television signal transition booster
FAROUDJA Y C15 citations74
CAMPBELL JACK J
4 patentsUS5136385AAug 4, 1992
Adaptive vertical gray scale filter for television scan converter
CAMPBELL JACK J35 citations92
US5019904AMay 28, 1991
Scan converter with adaptive vertical filter for single bit computer graphics systems
CAMPBELL JACK J53 citations92
US5132795AJul 21, 1992
Adaptive vertical gray scale filter for television scan converter
CAMPBELL JACK J11 citations73
US4939576AJul 3, 1990
Adaptive ringing reducer for television signal processing
CAMPBELL JACK J14 citations73