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:
Jan. 12, 2010
Filed:
Mar. 24, 2008
Applicants:
Robert B. Haig, Austin, TX (US);
Patrick T. Chuang, Cupertino, CA (US);
Chih-chiang Tseng, Fremont, CA (US);
Kookhwan Kwon, San Ramon, CA (US);
Inventors:
Robert B. Haig, Austin, TX (US);
Patrick T. Chuang, Cupertino, CA (US);
Chih-Chiang Tseng, Fremont, CA (US);
Kookhwan Kwon, San Ramon, CA (US);
Assignees:
Sony Corporation, Tokyo, JP;
Sony Electronics Inc., Park Ridge, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 17/16 (2006.01); H03K 19/003 (2006.01);
U.S. Cl.
CPC ...
Abstract
A combined input and termination circuit comprises a fixed portion of impedance and a programmable portion of impedance. The fixed portion is able to be fixed in a driver mode and a termination mode. The programmable portion is able to be configured to have a desired impedance in a driver mode or a termination mode while maintaining minimum associated capacitance.