JP2015088676A5 - - Google Patents
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- JP2015088676A5 JP2015088676A5 JP2013227590A JP2013227590A JP2015088676A5 JP 2015088676 A5 JP2015088676 A5 JP 2015088676A5 JP 2013227590 A JP2013227590 A JP 2013227590A JP 2013227590 A JP2013227590 A JP 2013227590A JP 2015088676 A5 JP2015088676 A5 JP 2015088676A5
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- Prior art keywords
- wavelength
- tunable laser
- condition
- driving
- drive condition
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- 230000003287 optical effect Effects 0.000 claims 3
Claims (1)
メモリから、第１波長でレーザ発振させるための前記波長可変レーザの第１駆動条件を取得する第１ステップと、
前記第１駆動条件と、前記第１波長と前記第１波長とは異なる第２波長との波長差分とを参照して、前記第２波長で前記波長可変レーザを駆動するための第２駆動条件を算出する第２ステップと、
前記第２ステップによって得られた第２駆動条件に基づいて、前記波長可変レーザを駆動する第３ステップと、を含み、
前記第２ステップにおいて、前記光導波路の温度が、前記第１駆動条件において示される前記光導波路の温度よりも常に低い条件において、前記第２駆動条件を算出する、波長可変レーザの制御方法。 A method for controlling a wavelength tunable laser including the temperature of an optical waveguide as a driving condition,
Obtaining a first drive condition of the wavelength tunable laser for lasing at a first wavelength from a memory;
A second drive condition for driving the wavelength tunable laser at the second wavelength with reference to the first drive condition and a wavelength difference between the first wavelength and a second wavelength different from the first wavelength. A second step of calculating
A third step of driving the tunable laser based on the second driving condition obtained by the second step,
The method of controlling a wavelength tunable laser, wherein, in the second step, the second drive condition is calculated under a condition that the temperature of the optical waveguide is always lower than the temperature of the optical waveguide indicated in the first drive condition.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013227590A JP6256746B2 (en) | 2013-10-31 | 2013-10-31 | Control method of wavelength tunable laser |
| US14/528,946 US9231369B2 (en) | 2013-10-31 | 2014-10-30 | Method for controlling wavelength tunable laser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013227590A JP6256746B2 (en) | 2013-10-31 | 2013-10-31 | Control method of wavelength tunable laser |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2015088676A JP2015088676A (en) | 2015-05-07 |
| JP2015088676A5 true JP2015088676A5 (en) | 2016-12-15 |
| JP6256746B2 JP6256746B2 (en) | 2018-01-10 |
Family
ID=53051135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013227590A Active JP6256746B2 (en) | 2013-10-31 | 2013-10-31 | Control method of wavelength tunable laser |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP6256746B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7019283B2 (en) * | 2016-02-15 | 2022-02-15 | 古河電気工業株式会社 | Tunable laser module and its wavelength control method |
| JP7547272B2 (en) * | 2021-03-30 | 2024-09-09 | 古河電気工業株式会社 | Tunable wavelength light source device, method for controlling the tunable wavelength light source device, and program |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7369587B2 (en) * | 2004-02-21 | 2008-05-06 | Finisar Corp | Temperature control for coarse wavelength division multiplexing systems |
| JP2009044024A (en) * | 2007-08-10 | 2009-02-26 | Eudyna Devices Inc | Semiconductor laser device, and control method of semiconductor laser |
| JP5229163B2 (en) * | 2009-09-01 | 2013-07-03 | 富士通オプティカルコンポーネンツ株式会社 | Wavelength control method and optical transmitter |
| JP2011108910A (en) * | 2009-11-19 | 2011-06-02 | Sumitomo Electric Ind Ltd | Optical semiconductor device |
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2013
- 2013-10-31 JP JP2013227590A patent/JP6256746B2/en active Active
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