Title:
OPTICAL TRANSMITTER
Document Type and Number:
WIPO Patent Application WO/2024/075172
Kind Code:
A1
Abstract:
Disclosed are, in an optical transmitter in which an optical modulator and a driver IC thereof are integrally mounted as a package, new configurations for reducing the temperature dependency of optical modulation output characteristics, and modes of mounting adapted to said configurations. An optical transmitter (10) comprises an optical modulator chip (13), a driver IC (12) that actuates the optical modulator chip, and a Peltier element (15), wherein the driver IC is placed on the Peltier element and only the temperature of the driver IC is controlled.
Inventors:
OZAKI JOSUKE (JP)
OGISO YOSHIHIRO (JP)
ISHIKAWA MITSUTERU (JP)
OGISO YOSHIHIRO (JP)
ISHIKAWA MITSUTERU (JP)
Application Number:
PCT/JP2022/037036
Publication Date:
April 11, 2024
Filing Date:
October 03, 2022
Export Citation:
Assignee:
NIPPON TELEGRAPH & TELEPHONE (JP)
International Classes:
G02F1/017
Foreign References:
| US20150180580A1 | 2015-06-25 | |||
| JP2011221370A | 2011-11-04 | |||
| US8300994B2 | 2012-10-30 | |||
| JP2003209267A | 2003-07-25 | |||
| JP2018189699A | 2018-11-29 | |||
| JP2020095122A | 2020-06-18 | |||
| JP2014035293A | 2014-02-24 | |||
| JP2021509483A | 2021-03-25 | |||
| JP2014203971A | 2014-10-27 | |||
| JP2008517459A | 2008-05-22 | |||
| JP2003243444A | 2003-08-29 | |||
| US20150260930A1 | 2015-09-17 | |||
| JP2017123379A | 2017-07-13 |
Attorney, Agent or Firm:
TANI & ABE, P.C. (JP)
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