Inventor
AWAMOTO SHIGERU
JP14 patents
⚠️ This page may combine multiple inventors who share the name “AWAMOTO SHIGERU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
12 patentsUS4910605AMar 20, 1990
Video signal recording method and apparatus for field-segment recording
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD64 citations95
US4887169ADec 12, 1989
Video signal recording and playback apparatus having varied-speed playback capability
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD65 citations95
US5418620AMay 23, 1995
Video signals recorder and player including interframe calculating means
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD21 citations92
US5369439ANov 29, 1994
Orthogonal transform encoder using DC component to control quantization step size
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD40 citations92
US5787221AJul 28, 1998
Digital signal recording apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations73
US5781690AJul 14, 1998
Video signal recorder having a frame coder
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations73
US5367334ANov 22, 1994
Video signal encoding and decoding apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations73
US5345268ASep 6, 1994
Standard screen image and wide screen image selective receiving and encoding apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations73
US4807056AFeb 21, 1989
Method and apparatus for video signal recording and playback signal level compensation based on recorded reference signal
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations73
US4757392AJul 12, 1988
Error compensation by a ramp waveform having a high signal-to-noise ratio
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations73
US6295406B1Sep 25, 2001
Digital signal recording apparatus for sampling and compressing signals according to various recording modes
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations62
US6215950B1Apr 10, 2001
Digital signal recording apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations52