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Dive into the research topics where Hirohiko Sakashita is active.

Publication


Featured researches published by Hirohiko Sakashita.


Archive | 1993

Picture quality improving circuit using a cumulative histogram

Hirohiko Sakashita; Naoji Okumura


Archive | 1991

Video signal processing circuit for compressed picture insertion function of television receiver

Naoji Okumura; Hirohiko Sakashita


Archive | 2003

AUTOMATIC CHANNEL SELECTING METHOD FOR GROUND DIGITAL BROADCASTING

Hirohiko Sakashita; 博彦 坂下


Archive | 1991

Picture quality improving circuit

Hirohiko Sakashita; Naoji Okumura


Archive | 2003

Digital broadcasting reception device

Hirohiko Sakashita; Tomohiko Taniguchi; 博彦 坂下; 友彦 谷口


Archive | 1996

Method of generating information used for the copy protecting signal and apparatus using the same

Hirohiko Sakashita; Hisao Morita; Masaaki Fujita; Kenji Ishikawa


Archive | 1991

Video chroma signal processing circuit

Hirohiko Sakashita; Tetsuo Kutsuki; Naoji Okumura


Archive | 1991

Image compression processing apparatus having means for removing jitter contained at boundary between image and mask portions

Naoji Okumura; Hirohiko Sakashita


Archive | 1996

A method of generating information for a copy protection signal and conditioning in which use is made

Hirohiko Sakashita; Hisao Morita; Masaaki Fujita; Kenji Ishikawa


Archive | 1995

Automatic video signal correction circuit

Hisao Morita; Hirohiko Sakashita; 博彦 坂下; 久雄 森田

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