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Dive into the research topics where Hidefumi Okada is active.

Publication


Featured researches published by Hidefumi Okada.


international conference on consumer electronics | 2007

Ultra Small HD Video Camera Using MPEG4 Codec with SD Memory Card as Storage

Hiroaki Yoshida; Shigeyuki Okada; Haruhiko Murata; Mitsuaki Kurokawa; Hidefumi Okada

We developed an ultra small HD video camera that can capture 720P/30 fps video movie and a 5.1 M pixel still image simultaneously. A new HD MPEG4 codec enables to record 23 minutes of HD video on a 2 GB SD memory card. A full-color organic EL is applied as a display with many better features than LCDs.


international conference on consumer electronics | 2002

High quality image processing for digital still camera

M. Kurokawa; Toshinobu Haruki; A. Kobayashi; Hidefumi Okada; T. Asaeda

We developed three new technologies of color reappearance, resolution and dynamic range for a high quality image. We improved the digital still camera using the developed new technology.


Archive | 1999

Digital camera which produces a single image based on two exposures

Akio Kobayashi; Hidefumi Okada


Archive | 1994

Color video camera with a solid state image sensing device

Akihiro Maenaka; Yukio Mori; Haruhiko Murata; Hidefumi Okada; Hirokazu Ide


Archive | 1998

1-chip color video camera for generating inter-pixel color signal component by interpolating primary color signals from neighboring pixels

Hidefumi Okada


Archive | 1997

Digital video camera with high-speed mode

Hirokazu Ide; Akio Kobayashi; Hidefumi Okada; Haruhiko Murata; Atsushi Kobayashi; Tomio Ishigamii; Yasuhiko Naito


Archive | 1995

Signal processing circuit for video camera which prevents a false aperture signal from being generated

Akihiro Maenaka; Yukio Mori; Haruhiko Murata; Hirokazu Ide; Hidefumi Okada


Archive | 1999

Imaging apparatus and digital camera

Akio Kobayashi; Hidefumi Okada


Archive | 2000

Color camera having a single imaging element and capable of restricting unwanted false color signal

Hidefumi Okada


Archive | 1999

Digital camera using separate buses for transferring DMA processed data and CPU processed data

Akio Kobayashi; Toru Asaeda; Hidefumi Okada

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