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Dive into the research topics where Byung-ryul Ryoo is active.

Publication


Featured researches published by Byung-ryul Ryoo.


Archive | 1999

Optical recording and reproducing apparatus, tilt adjusting method appropriate therefor, and recording control method

Yong-ki Son; Pyong-yong Seong; Byung-ryul Ryoo; Seok-jung Kim; Joong-eon Seo; In-Wook Hwang; Young-sun Seo


Archive | 2000

Light emitting module and compatible optical pickup device adopting the same

Pyong-young Seong; Yong-Jae Lee; Byung-ryul Ryoo; Yong-ki Son


Archive | 1999

Optical pickup assembly with adjustable inclination

Seok-jung Kim; Byung-ryul Ryoo; Yong-ki Son; Pyong-yong Seong; Yong-Jae Lee; Tae-Kyung Kim; Jang-hoon Yoo


Archive | 2004

Molded coil device for actuator of disc drive

Won-ik Cho; Byung-ryul Ryoo; Jong-ha Jun; Dae-jong Jang; Hyung-Joo Kang; Byung-youn Song


Archive | 2002

Circuit to protect a light element

Myoung-cheol Cho; Byung-ryul Ryoo; Kyung-ui Park; Ui-yol Kim; Pyong Yong Seong


Archive | 2004

Optical pickup actuator and optical disk drive using the same and method

Won-ik Cho; Byung-ryul Ryoo; Young-Pil Park; No-cheol Park


Archive | 2000

Optical pickup device capable of detecting a stable error signal

Yong-Jae Lee; Pyong-yong Seong; Jang-hoon Yoo; Byung-ryul Ryoo; Yong-ki Son


Archive | 1999

ACTUATOR FOR OPTICAL PICK-UP AND METHOD OF ROLLING DRIVING COIL THEREFOR

Yong-ki Son; Byung-ryul Ryoo; Yong Hoon Lee; Seok-jung Kim


Archive | 1999

Optical pickup movable to control beam shift and field angle in an optical disk drive

Byung-ryul Ryoo; Pyong-yong Seong; Seok-jung Kim; Yong-ki Son; Tae-Kyung Kim; Yong-Jae Lee; Jang-hoon Yoo


Archive | 2006

Recording and/or reproducing apparatus with an optical pickup actuator having high thrust

Dae-jong Jang; Byung-youn Song; Young-bin Lee; Byung-ryul Ryoo; Pyong-yong Seong; Young-Won Lee

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