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:
Dec. 12, 2006
Filed:
May. 17, 2005
Hiroyuki Arima, Yokohama, JP;
Osamu Kagaya, Tokyo, JP;
Masanobu Okayasu, Yokohama, JP;
Tetsuya Kato, Hiratsuka, JP;
Michihide Sasada, Yokohama, JP;
Hiroyuki Arima, Yokohama, JP;
Osamu Kagaya, Tokyo, JP;
Masanobu Okayasu, Yokohama, JP;
Tetsuya Kato, Hiratsuka, JP;
Michihide Sasada, Yokohama, JP;
Opnext Japan, Inc., Kanagawa, JP;
Abstract
The present invention provides an optical modulator module comprising: a chip carrier; a semiconductor optical modulator for modulating light based on an electronic signal; a strip conductor electrically connected to the semiconductor optical modulator; a first resistor electrically connected to the semiconductor optical modulator; and a second resistor electrically connected in series to the first resistor; wherein the semiconductor optical modulator, the strip conductor, and the first and second resistors are disposed on the chip carrier; and wherein the frequency characteristics of the optical modulator module is adjusted by selecting to short or not to short both ends of the first resistor by use of a wire as necessary.