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.

Date of Patent:
Oct. 17, 2000

Filed:

Oct. 10, 1997
Applicant:
Inventors:

Bruno Werner Garlepp, Mountain View, CA (US);

Pak Shing Chau, San Jose, CA (US);

Kevin S Donnelly, San Francisco, CA (US);

Clemenz Portmann, Cupertino, CA (US);

Donald C Stark, Los Altos, CA (US);

Stefanos Sidiropoulos, Stanford, CA (US);

Leung Yu, Santa Clara, CA (US);

Benedict Chung-Kwong Lau, San Jose, CA (US);

Roxanne Vu, San Jose, CA (US);

Assignee:

Rambus Inc, Mountain View, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K / ; H03H / ;
U.S. Cl.
CPC ...
327247 ; 327246 ; 327231 ; 327266 ; 327274 ;
Abstract

A method and apparatus for an adjustable phase interpolator is provided. The adjustable phase interpolator includes a phase interpolator circuit that has a voltage input and a voltage output. The adjustable phase interpolator further includes a controllable capacitive load coupled to either the input or the output of the phase interpolator circuit. The controllable capacitive load is designed to add or subtract capacitance to the adjustable phase interpolator.


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