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:
Sep. 19, 2017
Filed:
Nov. 07, 2016
Applicant:
International Business Machines Corporation, Armonk, NY (US);
Inventors:
James R. Cuffney, Poughkeepsie, NY (US);
John G. Rell, Jr., Saugerties, NY (US);
Eric M. Schwarz, Gardiner, NY (US);
Patrick M. West, Jr., Hyde Park, NY (US);
Assignee:
INTERNATIONAL BUSINESS MACHINES CORPORATION, Armonk, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 11/10 (2006.01); G06F 7/501 (2006.01); G06F 7/50 (2006.01); H03M 7/30 (2006.01);
U.S. Cl.
CPC ...
G06F 7/5016 (2013.01); G06F 7/50 (2013.01); H03M 7/30 (2013.01);
Abstract
Embodiments relate to a hardware circuit that is operable as a fixed point adder and a checksum adder. An aspect includes a driving of a multifunction compression tree disposed on a circuit path based on a control bit to execute one of first and second schemes of vector input addition and a driving of a multifunction adder disposed on the circuit path based on the control bit to perform the one of the first and second schemes of vector input addition.