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Featured researches published by Masayuki Yoneyama.


international conference on consumer electronics | 1992

Time-reversal Nonlinear Emphasis Applied To Analog HDVCRs

Akihiro Takeuchi; Atsuo Ochi; Masayuki Yoneyama; Yasuo Hamamoto

A nonlinear emphasis system using time-axis reversal processing is discussed. The advantages of this system for improving the signal-to-noise ratio without causing deterioration of image quality over the conventional CR-type nonlinear emphasis are experimentally confirmed by application of this system to a VCR using an analog recording system. >


Archive | 1994

White balance adjustment apparatus

Yasutoshi Yamamoto; Masayuki Yoneyama; Tsutomu Mori


Archive | 1991

Image slant compensatable video camera

Masayuki Yoneyama; Ryuichiro Kuga


Archive | 1999

Image pickup device and method for controlling a dynamic range of an image sensor

Yasutoshi Yamamoto; Masayuki Yoneyama


Archive | 1998

Video camera with progressive scanning and dynamic range enlarging modes

Masayuki Yoneyama; Yasutoshi Yamamoto; Masaaki Nakayama; Kohichi Toyomura


Archive | 1988

Zoom lens driving apparatus

Yoshiaki Hirao; Ryuichiro Kuga; Masayuki Yoneyama; Shusuke Ono


Archive | 1997

Image mixing circuit

Yasutoshi Yamamoto; Masayuki Yoneyama; Masaaki Nakayama; Koichi Toyomura


Archive | 1988

Video camera with an automatic focusing system

Yoshiaki Hirao; Ryuichiro Kuga; Masayuki Yoneyama; Shusuke Ono


Archive | 1992

Automatic white balance device

Yasutoshi Yamamoto; Masayuki Yoneyama; Norio Suzuki


Archive | 1988

Automatic focusing apparatus

Ryuichiro Kuga; Masayuki Yoneyama; Teruyoshi Miura; Yoshiaki Hirao

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