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. 12, 2018

Filed:

Feb. 27, 2017
Applicant:

Socionext Inc., Kanagawa, JP;

Inventor:

Hiroshi Kimura, Suita, JP;

Assignee:

Socionext, Inc., Kanagawa, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05F 3/08 (2006.01); G05F 3/16 (2006.01); G05F 1/648 (2006.01);
U.S. Cl.
CPC ...
G05F 3/16 (2013.01);
Abstract

Disclosed herein is a bias generator circuit for generating a desired bias voltage or bias current using a simple configuration. The bias generator circuit includes a voltage generator circuit, a comparator, and a clock gating circuit. The voltage generator circuit increases or decreases its output voltage in accordance with the number of clock cycles of a given clock signal. The comparator compares the output voltage of the voltage generator circuit to a reference voltage. The clock gating circuit receives, as a control signal, output of the comparator and determines, in accordance with the control signal, whether or not to pass the clock signal to the voltage generator circuit. Thus, the output voltage of the voltage generator circuit, i.e., a bias voltage, is set to be close to the reference voltage.


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