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:
Feb. 02, 2010
Filed:
Jun. 04, 2007
Anthony R. Bonaccio, Shelburne, VT (US);
Charles J. Masenas, Essex Junction, VT (US);
Troy A. Seman, Essex Junction, VT (US);
Anthony R. Bonaccio, Shelburne, VT (US);
Charles J. Masenas, Essex Junction, VT (US);
Troy A. Seman, Essex Junction, VT (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
A clock and data recovery circuit including: means for generating a first and a second clock signal; means for receiving the first clock signal and for generating a third clock signal from the first clock signal and means for receiving the second clock signal and for generating a fourth clock signal, wherein at least one of the third and the fourth clock signals differ in phase from the first and the second clock signal respectively; means for receiving the third and fourth clock signals and a serial data stream and for generating a reconstructed serial data stream and a phase error signal; means for receiving the phase error signal and for generating a phase adjustment signal and means for receiving the phase adjustment signal by the by the clock generation circuit in a feedback loop to adjust the phases of the first and second clock signals.