Optical transmitter and optical signal transmitter
US6757499B1 · kind B1 · utility
37Cited by
4References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 14, 2000 |
| Grant date | Jun 29, 2004 |
| Priority date | — |
| Expiry date | Dec 5, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B10/504
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The optical transmitter includes a semiconductor laser device, and an optical modulator region optically connected to the semiconductor laser device and having the function of modulating the output light from the semiconductor laser device. The operating temperature of the optical modulator region is changed without changing the oscillation wavelength of the semiconductor laser device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.