Title:
OPTICAL DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/229437
Kind Code:
A1
Abstract:
The present invention provides an optical device comprising: a first cladding layer formed on a substrate; a multiple quantum well (MQW) active layer formed on the first cladding layer all over a light source area and a modulator area; a second cladding layer formed on the MQW active layer; and a heater, which applies heat to the MQW active layer corresponding to the light source area, and thus controls an energy bandgap of a light source.
Inventors:
KIM JEONG SOO (KR)
Application Number:
PCT/KR2023/007309
Publication Date:
November 30, 2023
Filing Date:
May 26, 2023
Export Citation:
Assignee:
PHOVEL CO LTD (KR)
International Classes:
H01S5/024; G02B6/12; H01S5/0625; H01S5/12; H01S5/183; H01S5/32; H04B10/50
Foreign References:
| KR20120064507A | 2012-06-19 | |||
| KR20120030186A | 2012-03-28 | |||
| KR20180059053A | 2018-06-04 | |||
| KR20190062655A | 2019-06-07 | |||
| JP2013046037A | 2013-03-04 |
Attorney, Agent or Firm:
JYK IP LAW FIRM (KR)
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