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:
Jul. 11, 2006
Filed:
Nov. 30, 2004
Seiji Yamagata, Kawasaki, JP;
Jun Funakoshi, Kawasaki, JP;
Tsuyoshi Higuchi, Kawasaki, JP;
Toshitaka Mizuguchi, Kawasaki, JP;
Seiji Yamagata, Kawasaki, JP;
Jun Funakoshi, Kawasaki, JP;
Tsuyoshi Higuchi, Kawasaki, JP;
Toshitaka Mizuguchi, Kawasaki, JP;
Fujitsu Limited, Kawasaki, JP;
Abstract
A ramp waveform generation circuit which comprises a first reference power supply, and supplies a ramp waveform signal to an analog/digital conversion circuit further comprises a connection circuit for reflecting the amount of fluctuation of the output potential of a second reference power supply which is installed in a noise elimination circuit for eliminating the noise of an analog signal inputted to the analog/digital conversion circuit in the output potential of the first reference power supply.