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Inventor

Tun-Chieh Lee

Inventor
Taipei, TW

Overview

7→
Patents
2006–2013
Patent span
Physics
Primary field (CPC G)

Patents· 7 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer100%
PatentTitleYear
8,537,648'Position control method of optical pickup head of optical disc drive and system thereof'20137,606,122'Layer-jumping and focusing control method'20097,447,125'Method and apparatus for controlling tilt-angle of lens in optical pick-up head'20087,230,886'Speed error compensation method for optical storage device'20077,177,237'Method of detecting orientation of optical disk drive'20077,099,253'Method and apparatus for DVD recognition using inner and outer tracking error signals'20067,046,608'Method for correcting disc type determination'2006

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2006–2009Patents assigned to LITE ON IT CORP (6)· patent assignee history
2006–2008Based in Taipei, TW· patent location history
2009–2013Based in Hsinchu, TW· patent location history
2013Patents assigned to LEE TUN-CHIEH (1)· patent assignee history
2013Patents assigned to LIN YEN-CHUN (1)· patent assignee history
2013Patents assigned to LU TSUNG-YU (1)· patent assignee history
2013Patents assigned to PHILIPS & LITE ON DIGITAL SOLUTIONS CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LITE ON IT CORP62006–2009
LEE TUN-CHIEHself12013
LIN YEN-CHUN12013
LU TSUNG-YU12013
PHILIPS & LITE ON DIGITAL SOLUTIONS CORP12013
Locations
LocationPatentsSpan
Taipei, TW52006–2008
Hsinchu, TW22009–2013