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:
Jan. 15, 2008

Filed:

Mar. 18, 2005
Applicants:

BO Zhang, Las Flores, CA (US);

Guangming Yin, Foothill Range, CA (US);

Inventors:

Bo Zhang, Las Flores, CA (US);

Guangming Yin, Foothill Range, CA (US);

Assignee:

Broadcom Corporation, Irvine, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03L 7/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

A delay circuit generates delayed signals. The delay circuit includes a delay locked loop having an input terminal coupled to a periodic input signal, the delay locked ioop generating one or more delayed periodic signals and a control signal for controlling the time delay between the periodic input signal and the delayed periodic signals. The delay circuit also includes a controlled delay circuit for generating one or more delayed periodic signals. The controlled delay circuit has an input terminal for receiving at least one of the delayed periodic signals from the delay locked loop and a delay control terminal coupled to the control signal from the delay locked ioop for controlling the time delay between the delayed periodic input signal received from the delay locked loop and the one or more delayed periodic signals generated by the controlled delay circuit.


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