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:
Aug. 14, 2012
Filed:
Apr. 12, 2010
Shyh-an Chi, Hsinchu, TW;
Shiue Tsong Shen, Tuki Township, Yunlin County, TW;
Jyy Anne Lee, Taipei, TW;
Yun-han Lee, Baoshan Township, Hsinchu County, TW;
Shyh-An Chi, Hsinchu, TW;
Shiue Tsong Shen, Tuki Township, Yunlin County, TW;
Jyy Anne Lee, Taipei, TW;
Yun-Han Lee, Baoshan Township, Hsinchu County, TW;
Taiwan Semiconductor Manufacturing Co., Ltd., Hsin-Chu, TW;
Abstract
A master-slave retention flip-flop includes a master latch adapted to latch an input data signal and to output a latched master latch data signal based on an input clock signal, a slave latch coupled to an output of the master latch and adapted to output a latched slave latch data signal based on the input clock signal, and a retention latch embedded within one of the master and slave latches adapted to preserve data in a power down mode based on a power down control signal.