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:
Jul. 05, 2011
Filed:
Jun. 26, 2006
Applicants:
Gregory Allen North, Austin, TX (US);
Murli Ganeshan, Austin, TX (US);
Inventors:
Gregory Allen North, Austin, TX (US);
Murli Ganeshan, Austin, TX (US);
Assignee:
Cirrus Logic, Inc., Austin, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 7/38 (2006.01);
U.S. Cl.
CPC ...
Abstract
A math coprocessorincludes a multiply-accumulate unit. Multiplier-accumulate unitincludes a multiplier arrayfor selectively multiplying first and second operands, the first and second operands having a data type selected from the group including floating point and integer data types. An adderselectively performs addition and subtraction operations on third and fourth operands, the third and fourth operands selected by multiplexer circuitry from the contents of a set of associated source registers, data output from multiplier arrayand data output from adder