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:
Feb. 28, 2017
Filed:
May. 01, 2014
Cadence Design Systems, Inc., San Jose, CA (US);
Shay Gal-On, Mountain View, CA (US);
Vologymyr Arbatov, Sunnyvale, CA (US);
Christopher Rowen, Santa Cruz, CA (US);
Cadence Design Systems, Inc., San Jose, CA (US);
Abstract
A computer implemented method and system for providing a Fast Fourier Transform (FFT) capability to a fixed point processor architecture is disclosed. In a first aspect the computer implemented method and system comprises providing an instruction set within the fixed point architecture. The instruction set includes a plurality of instructions to calculate at least one set of add operations within a FFT butterfly. The plurality of instructions are controlled by a mode register, wherein a plurality of vector register files and a scratch state memory provide input data to at the at least one set of add operations.