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:
Jun. 17, 2003

Filed:

Mar. 18, 2002
Applicant:
Inventor:

Hitoyuki Tagami, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03H 1/116 ;
U.S. Cl.
CPC ...
H03H 1/116 ;
Abstract

The polyphase signal generator includes a first delay circuit which adds a first predetermined phase delay to an input signal, a first phase interpolation circuit which generates a first output signal having an output phase prescribed according to a phase difference between the input signal input to one terminal of the first output signal generation unit and a signal input to another terminal of the first output signal generation unit which is output from the delay addition unit, and a second phase interpolation circuit which generates a second output signal having an output phase prescribed according to a phase difference between a signal input to one terminal of the second output signal generation unit which is output from the delay addition unit and an inverted signal of the input signal input to another terminal of the second output signal generation unit.


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