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:
Apr. 22, 2014
Filed:
Dec. 30, 2011
Dan Liu, Shanghai, CN;
Qi Zuo, Shanghai, CN;
Yong Wang, Shanghai, CN;
Yang Han, Sunnyvale, CA (US);
Shaohua Yang, San Jose, CA (US);
Dan Liu, Shanghai, CN;
Qi Zuo, Shanghai, CN;
Yong Wang, Shanghai, CN;
Yang Han, Sunnyvale, CA (US);
Shaohua Yang, San Jose, CA (US);
LSI Corporation, Milpitas, CA (US);
Abstract
In one embodiment a variable barrel shifter includes a shifter operable to apply a cyclic shift to each of a number of portions of a data word, a pivot circuit operable to swap sections of the data word around at least one pivot point in the data word, a first multiplexer operable to select between an input of the variable barrel shifter or an output of the pivot circuit as an input to the shifter, a second multiplexer operable to select between the input of the variable barrel shifter or an output of the shifter as an input to the pivot circuit, and a third multiplexer operable to select between the output of the shifter or the output of the pivot circuit as an output to the variable barrel shifter.