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:
Sep. 06, 2011
Filed:
Jun. 29, 2005
Tetsuya Kawanishi, Tokyo, JP;
Hiroshi Harada, Tokyo, JP;
Masayuki Izutsu, Tokyo, JP;
Abstract
The object of the present invention is to provide a modulated optical signal generator utilizing the mechanism of a multiply optical modulator, and a modulated signal generator capable of outputting millimeter waves and the like utilizing the modulated optical signal generator. The above-mentioned object is solved by a modulated optical signal generator () provided with an optical modulator (), a first optical filter (), and a second optical filter (), wherein a frequency of a multiplying optical modulation outputted from the second optical filter () is controlled by controlling the frequency of the modulating signal inputted to the optical modulator ().