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Featured researches published by Kazuhiro Kaizaki.


international conference on consumer electronics | 1992

Development of picture converting system applying an NTSC signal to a wide aspect display

Kenji Katsumata; Shigeru Hirahata; Isao Nakagawa; H. Takada; Kei Yamashita; H. Tajima; Kazuhiro Kaizaki; Atushi Haratani; K. Ishibashi

A picture converting system that can fit input signals to a wide-aspect (16:9) display without jitter and skew was developed. The architecture of the converter and a LSI for its hardware implementation are described. In this system, the compression and enlargement for converting the image were done only by the digital signal processing circuits, and some new methods that were suitable for this digital signal processing system were adopted. This system also included features for minimizing the difference of the luminescence decay of a phosphor between the center and the side portions of the display. >


IEEE Transactions on Consumer Electronics | 1988

A practical IDTV system improving picture quality for nonstandard TV signals

Toshiyuki Kurita; I. Arai; Nobufumi Nakagaki; Toshinori Murata; H. Sekiya; Sadao Kubota; H. Harada; Kazuhiro Kaizaki; Tadashi Kasezawa; N. Yamaguchi; M. Yao

A practical improved-definition TV (IDTV) system is described that performs video component signal processing, automatic non-NTSC signal discrimination, and adaptively choosing between burst-locked and highly stable line-locked clocking. The system design is presented along with sample images highlighting its performance. >


Archive | 1995

Convergence correction system with recovery function and display apparatus using the same

Yasuji Noguchi; Yuichiro Kimura; Kuninori Matsumi; Kenicji Matsumoto; Mitsuo Okimoto; Michitaka Ohsawa; Akito Takemoto; Sadao Kubota; Kazuhiro Kaizaki; Chiharu Ishino


Archive | 1989

Video signal processing circuit capable of enlarging and displaying a picture

Kenji Katsumata; Shigeru Hirahata; Masato Sugiyama; Takaaki Matono; Kazuo Ishikura; Sunao Suzuki; Kazuhiro Kaizaki


Archive | 1994

System and method for converting video signals for display on television receiver screens of differing aspect ratios

Kazuhiro Kaizaki; Masako Kamimura; Takaaki Matono; Sadao Kubota


Archive | 1992

Compatible wide aspect ratio receiver with spatial filtering for variable zoom

Kenji Katsumata; Shigeru Hirahata; Haruki Takata; Mituo Konno; Kouichi Ishibashi; Kazuhiro Kaizaki; Takaaki Matono; Atushi Haratani


Archive | 1989

Motion signal generating circuit for use in a television receiver

Tohru Suzaki; Masato Sugiyama; Takaaki Matono; Shigeru Hirahata; Kazuhiro Kaizaki


Archive | 1999

Display apparatus with circuit expanding horizontal retrace interval of horizontal deflection current

Masato Sugiyama; Makoto Onozawa; Kazuhiro Kaizaki; Mitsuo Nakajima; Yuzo Nishinaka; Junji Motoshima


Archive | 1993

Television receiver with control of writing and reading of video memory

Nobufumi Nakagaki; Toshiyuki Kurita; Toshinori Murata; Kazuhiro Kaizaki; Sadao Kubota; Masanori Kamiya; Hiroshi Sekiya; Kenichi Fujiwara


Archive | 1992

Video signal processing circuit with picture magnifying function

Kenji Katsumata; Shigeru Hirahata; Haruki Takata; Mitsuo Konno; Kouichi Ishibashi; Kazuhiro Kaizaki; Takaaki Matono; Atushi Haratani

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