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:
Mar. 16, 2010
Filed:
Dec. 21, 2007
Christian I. Menolfi, Langnau am Albis, CH;
Martin Leo Schmatz, Rueschlikon, CH;
Thomas H. Toifl, Zurich, CH;
Christian I. Menolfi, Langnau am Albis, CH;
Martin Leo Schmatz, Rueschlikon, CH;
Thomas H. Toifl, Zurich, CH;
International Business Machines Corporation, Armonk, NY (US);
Abstract
A signal generator for generating multiple phases includes a ring oscillator with at least one first adjustable delay stage and at least one second delay stage being serially arranged, wherein an output of the first delay stage is provided for delivering at least one first output phase and an output of the second delay stage is provided for delivering at least one second output phase, and an adjustment circuit for adjusting the delay of the first adjustable delay stage, wherein the adjustment circuit is provided for adjusting the phase relationship between the first output phase and the second output phase by means of setting a first propagation delay for the first delay stage.