Inventor
IZUMI YOSHINORI
JP21 patents
⚠️ This page may combine multiple inventors who share the name “IZUMI YOSHINORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JAPAN BROADCASTING CORP
6 patentsUS5063445ANov 5, 1991
Multiple sub-sampling transmitting/receiving system performing interfield and interframe offset sub-sampling of a broad bandwidth television signal
JAPAN BROADCASTING CORP68 citations94
US4692801ASep 8, 1987
Bandwidth compressed transmission system
JAPAN BROADCASTING CORP72 citations94
US4884136ANov 28, 1989
Motion detection circuit
JAPAN BROADCASTING CORP36 citations92
US5561467AOct 1, 1996
Receiver and channel compatible encoding/decoding system for high definition video
JAPAN BROADCASTING CORP41 citations90
US5612748AMar 18, 1997
Sub-sample transmission system for improving picture quality in motional picture region of wide-band color picture signal
JAPAN BROADCASTING CORP26 citations89
US4745459AMay 17, 1988
Divisionally time-compressed subsample transmission and motion-compensated reproduction system for a high definition color television picture signal
JAPAN BROADCASTING CORP24 citations82
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
6 patentsUS4963969AOct 16, 1990
Automatic gain control device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD31 citations92
US4891699AJan 2, 1990
Receiving system for band-compression image signal
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD29 citations92
US4970594ANov 13, 1990
Television video signal control system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD21 citations82
US5008753AApr 16, 1991
Clamp system used for television signal
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations73
US4912556AMar 27, 1990
Apparatus for compensating contour of television signal
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations73
US4943858AJul 24, 1990
TV signal recording and reproducing apparatus employing a digital interface and including signal drop-out compensation
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations63