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:
Jun. 19, 2012
Filed:
May. 26, 2009
Kenji Kawano, Atsugi, JP;
Seiji Uchida, Atsugi, JP;
Eiji Kawazura, Ebina, JP;
Yuji Sato, Atsugi, JP;
Masaya Nanami, Zama, JP;
Toru Nakahira, Atsugi, JP;
Nobuhiro Igarashi, Sagamihara, JP;
Satoshi Matsumoto, Tokyo, JP;
Kenji Kawano, Atsugi, JP;
Seiji Uchida, Atsugi, JP;
Eiji Kawazura, Ebina, JP;
Yuji Sato, Atsugi, JP;
Masaya Nanami, Zama, JP;
Toru Nakahira, Atsugi, JP;
Nobuhiro Igarashi, Sagamihara, JP;
Satoshi Matsumoto, Tokyo, JP;
Anritsu Corporation, Atsugi-shi, JP;
Abstract
Herein disclosed is an optical modulator, having: a substrate (); and a center and ground electrodes (to), in which the substrate has ridge portions (to), the center and ground electrodes are respectively formed above the ridge portions, the ridge portions below the center and ground electrodes respectively have top parts () having a respective first and second end points () separated with a distance of 'W', the substrate has a bottom surface () between the ridge portions having center and midway points () positioned with a respective distance of W/2 and W/N (3≦N≦25) from the first end point, the ridge portion below the center electrode has a normal line (), and the center point and the midway point define a straight line () crossed with the normal line at an angle larger or equal to 90.1°.