Title:
進行波形光変調器
Document Type and Number:
Japanese Patent JP4471520
Kind Code:
B2
Abstract:
A travelling wave-type optical modulator has a substrate made of an electro-optic material, optical waveguides fabricated on the top surface of the substrate, and electrodes for modulating an optical wave through the optical waveguide. The substrate is partially thinned from the bottom surface of the substrate to form a first thinned portion and a second thinned portion so that the thickness of the first thinned portion is set to be larger than the thickness of the second thinned portion, and the optical waveguide is positioned in the first thinned portion.
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Inventors:
Makoto everyone
Jungo Kondo
Atsushi Kondo
Kenji Aoki
Osamu Santomi
Jungo Kondo
Atsushi Kondo
Kenji Aoki
Osamu Santomi
Application Number:
JP2001058083A
Publication Date:
June 02, 2010
Filing Date:
March 02, 2001
Export Citation:
Assignee:
Nippon Insulator Co., Ltd.
International Classes:
G02F1/035; G02F1/225; G02F1/03
Domestic Patent References:
| JP5241115A | ||||
| JP2000147444A | ||||
| JP10133159A | ||||
| JP1298313A |
Attorney, Agent or Firm:
Kenji Sugimura
Nobuyuki Okajima
Kosaku Sugimura
Nobuyuki Okajima
Kosaku Sugimura