The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 15, 2010
Filed:
Nov. 28, 2006
Chih-ching Yu, Hsinchu, TW;
Ying-feng Huang, Chia-Yi Hsien, TW;
Ming-tsang Wu, Taipei County, TW;
Ping-tsai Tsai, Kaohsiung, TW;
Chih-Ching Yu, Hsinchu, TW;
Ying-Feng Huang, Chia-Yi Hsien, TW;
Ming-Tsang Wu, Taipei County, TW;
Ping-Tsai Tsai, Kaohsiung, TW;
Mediatek Inc., Hsin-Chu, TW;
Abstract
A data recording device. A random data generator randomly generates substitute data. A recording data generator receives original data and a recording address from a host, receives the substitute data, compares the recording address with a reference address, and outputs the substitute data according to the comparison result. An encoder generates a first data block according to the substitute data. A modulator modulates the first data block. An optical pickup records the modulated first data block on the optical recording medium according to the recording address.