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. 02, 2024
Filed:
Jun. 22, 2021
Applicant:
International Business Machines Corporation, Armonk, NY (US);
Inventors:
Sudipto Chakraborty, Plano, TX (US);
David James Frank, Yorktown Heights, NY (US);
John Francis Bulzacchelli, Somers, NY (US);
Rajiv Joshi, Yorktown Heights, NY (US);
Daniel Joseph Friedman, Sleepy Hollow, NY (US);
Assignee:
INTERNATIONAL BUSINESS MACHINES CORPORATION, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03D 7/14 (2006.01); H03D 3/00 (2006.01); H03M 1/66 (2006.01); H04B 1/00 (2006.01);
U.S. Cl.
CPC ...
H03D 7/1458 (2013.01); H03D 3/008 (2013.01); H03D 7/1441 (2013.01); H03M 1/66 (2013.01); H04B 1/0007 (2013.01); H03D 2200/0033 (2013.01); H03D 2200/0047 (2013.01); H03D 2200/009 (2013.01);
Abstract
A current mode end-to-end signal path includes, a digital to analog converter (DAC), operating in current mode and an upconverting mixer, operating in current mode and operatively coupled to the DAC, wherein analog inputs and analog outputs of the DAC and the upconverting mixer are represented as currents, and the DAC generates a baseband signal.