Yuh Cheng — 30 Patents at Mediatek

Yuh Cheng has been granted 30 US patents while listed as an inventor at Mediatek. The first was granted in 1999 and the most recent in August 2013. Yuh Cheng ranks #121,623 of 4,157,543 US inventors in our database (top 2.9%). Patent records list Yuh Cheng in Cupertino, CA, US.

Issued Patents All Time

Showing 1–25 of 30 patents

Patent #	Title	Co-Inventors	Date
8501597	Method for fabricating group III-nitride semiconductor	Ming-Hua Lo, Hao-Chung Kuo	2013-08-06
8450190	Fabrication of GaN substrate by defect selective passivation	Ming-Hua Lo, Hao-Chung Kuo	2013-05-28
8369199	Methods and systems for tuning at least one write strategy parameter of an optical storage device	Chih-Ching Yu, Pi-Hai Liu	2013-02-05
8270266	Methods and devices for detecting wobbles on an optical disc	Tzu-Chieh Lin, Chih-Ching Chen, Tysh-Bin Liu, Yu-Hsuan Lin	2012-09-18
8133803	Method for fabricating semiconductor substrates and semiconductor devices	Ming-Hua Lo, Hao-Chung Kuo	2012-03-13
8107340	Electronic apparatus with adjustable power consumption	Yu-Hsuan Lin, Tzu-Chieh Lin, Tysh-Bin Liu	2012-01-31
7944784	Land/groove track and pickup head movement direction detection	Gwo-Huei Wu, Chao-Ming Huang, Chih-Yuan Chen, Ching-Ning Chiu	2011-05-17
7911891	Apparatus for controling servo signal gains of an optical disc drive and method of same	Chia-Wei Liao, Chih-Ching Chen, Ming-Jiou Yu, Kuo-Jung Lan, Chun Lin +1 more	2011-03-22
7804746	Land/groove track and pickup head movement direction detection	Gwo-Huei Wu, Chao-Ming Huang, Chih-Yuan Chen, Ching-Ning Chiu	2010-09-28
7796480	Apparatus and methods for light spot servo signal detection	Chih-Ching Chen, Chia-Wei Liao, Ming-Jiou Yu, Kuo-Jung Lan, Shu-Hung Chou +1 more	2010-09-14
7773480	Device, method for processing RF signal, and optical disk drive utilizing the same	Chih-Chien Huang, Chih-Ching Chen, Chien-Ming Chen	2010-08-10
7724090	Loop control apparatus and method thereof	Yu-Hsuan Lin	2010-05-25
7706219	Signal processing apparatus and method for an optical disc drive	Chia-Wei Liao, Chih-Ching Chen, Ming-Jiou Yu, Kuo-Jung Lan, Chun Lin +4 more	2010-04-27
7697380	Apparatus for detecting the wobble carrier frequency of an optical disk and method for same	Bing-Yu Hsieh	2010-04-13
7693012	Apparatus for demodulating address in pre-groove symbols and apparatus for decoding pre-pit symbols	Bing-Yu Hsieh, Shu-Hung Chou, Jung-Feng Ho	2010-04-06
7693011	Wobble detection circuit and method for processing wobble signals	Chih-Ching Chen, Chia-Wei Liao, Ming-Jiou Yu, Kuo-Jung Lan, Shu-Hung Chou +2 more	2010-04-06
7684291	Method and apparatus for blank detection of an optical disc	Yu-Hsuan Lin, Chih-Ching Chen	2010-03-23
7606340	Phase detection device and method thereof	Pi-Hai Liu, Meng-Ta Yang	2009-10-20
7376063	Control circuit of optical storage device and method thereof	Gwo-Huei Wu	2008-05-20
7345964	Method and related apparatus for deriving a tracking error signal	—	2008-03-18
7345963	Method and related apparatus for deriving a tracking error signal	—	2008-03-18
7263050	Methods and systems for tuning write strategy parameters of an optical storage device	Pi-Hai Liu, Chih-Ching Yu, Chih-Hsiung Chu	2007-08-28
7254099	Method and related apparatus for deriving a tracking error signal	—	2007-08-07
7236108	Method and apparatus for data recovery	Pi-Hai Liu	2007-06-26
7187629	Method and related apparatus for deriving a tracking error signal	—	2007-03-06

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Yuh Cheng — 30 Patents

Issued Patents All Time

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