CN203026791U - Intelligent adjustable light source device - Google Patents
Intelligent adjustable light source device Download PDFInfo
- Publication number
- CN203026791U CN203026791U CN 201220703329 CN201220703329U CN203026791U CN 203026791 U CN203026791 U CN 203026791U CN 201220703329 CN201220703329 CN 201220703329 CN 201220703329 U CN201220703329 U CN 201220703329U CN 203026791 U CN203026791 U CN 203026791U
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- power supply
- light source
- feedback circuit
- chip
- source device
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Abstract
The utility model discloses an intelligent adjustable light source device which comprises an upper computer, a singlechip, a power supply, a power chip, an SLD (superluminescent diode) laser and a temperature measurement feedback circuit, wherein the upper computer, the power chip and the temperature measurement feedback circuit are respectively connected with the singlechip, and the power supply is connected with the power chip; a light emitting diode, a thermistor and a refrigerator are integrated in the SLD laser; the output end of the power chip is connected with the light emitting diode; and the thermistor is connected with the input end of the temperature measurement feedback circuit, the refrigerator is connected with the output end of the temperature measurement feedback circuit, and the upper computer is connected with the singlechip through a serial port. According to the intelligent adjustable light source device, a light source is stable in output power and easy to adjust.
Description
Technical field
The utility model relates to a kind of intelligent tunable light source device, belongs to underwater sound reception technique field.
Background technology
At present, SLD (super-radiance light emitting diode) laser is widely used in the fields such as Fibre Optical Sensor coherent light photographic system, clinical medicine system; Its working method is the photon of spontaneous radiation in the wide range scope, has the advantages such as wider spectral characteristic, volume be little, lightweight, and its supply power mode is current drives; During work, light source self wants the evolution of heat that light-source temperature is raise, and temperature is very large on the power output impact of light source, and with the rising of temperature, power output reduces when input current is constant, and excess Temperature also can affect the useful life of light source; Therefore, need a kind of intelligent tunable light source device of design to satisfy the requirement of SLD laser works.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of intelligent tunable light source device, and this intelligence tunable light source device light source output power is stablized, is easy to regulate.
The technical solution of utility model is as follows:
A kind of intelligent tunable light source device comprises host computer, single-chip microcomputer, power supply, power supply chip, SLD laser and temperature survey feedback circuit; Host computer, power supply chip and temperature survey feedback circuit all are connected with single-chip microcomputer, and power supply is connected with power supply chip, is integrated with light-emitting diode, thermistor and refrigerator in the SLD laser; The output sending and receiving optical diode of power supply chip; The input of thermistor and temperature survey feedback circuit joins, and refrigerator is connected with the output of temperature survey feedback circuit.
Host computer is connected by serial ports with single-chip microcomputer.
The described power supply chip flow type power supply managing chip that is limited.
Beneficial effect:
Intelligent tunable light source device of the present utility model is controlled the value of SLD LASER Light Source Output optical power by Single-chip Controlling power supply chip output current size; Power supply chip has current-limiting function, the situation that can avoid the SLD laser to damage because input current is excessive; Described temperature survey feedback circuit can make the SLD laser be in stable normal working temperature, and only in the temperature stabilization situation, it is constant that light source output power could keep; Host computer is by serial ports and single chip communication, in order to accurately control the light source output power size; This intelligent optical source apparatus can ensure that light source output power is stablized, is easy to regulate, noise is little and precision is high.
Description of drawings
Fig. 1 is the general structure block diagram of intelligent tunable light source device;
Embodiment
Below with reference to the drawings and specific embodiments, the utility model is described in further details:
Embodiment 1:
As shown in Figure 1, a kind of intelligent tunable light source device comprises host computer, single-chip microcomputer, power supply, power supply chip, SLD laser and temperature survey feedback circuit; Host computer, power supply chip and temperature survey feedback circuit all are connected with single-chip microcomputer, and power supply is connected with power supply chip, is integrated with light-emitting diode, thermistor and refrigerator in the SLD laser; The output sending and receiving optical diode of power supply chip; The input of thermistor and temperature survey feedback circuit joins, and refrigerator is connected with the output of temperature survey feedback circuit.
Host computer is connected by serial ports with single-chip microcomputer.
The described power supply chip flow type power supply managing chip that is limited.Power supply chip is existing conventional chip.
Described temperature survey feedback circuit returns to the real time temperature value of SLD laser by thermistor, making SLD laser works temperature constant by controlling refrigerator, can ensure that the SLD laser is in stable normal working temperature, only in the temperature stabilization situation, it is constant that light source output power could keep.
Claims (3)
1. an intelligent tunable light source device, is characterized in that, comprises host computer, single-chip microcomputer, power supply, power supply chip, SLD laser and temperature survey feedback circuit; Host computer, power supply chip and temperature survey feedback circuit all are connected with single-chip microcomputer, and power supply is connected with power supply chip, is integrated with light-emitting diode, thermistor and refrigerator in the SLD laser; The output sending and receiving optical diode of power supply chip; The input of thermistor and temperature survey feedback circuit joins, and refrigerator is connected with the output of temperature survey feedback circuit.
2. intelligent tunable light source device according to claim 1, is characterized in that, host computer is connected by serial ports with single-chip microcomputer.
3. intelligent tunable light source device according to claim 1 and 2, is characterized in that, the described power supply chip flow type power supply managing chip that is limited.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220703329 CN203026791U (en) | 2012-12-18 | 2012-12-18 | Intelligent adjustable light source device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220703329 CN203026791U (en) | 2012-12-18 | 2012-12-18 | Intelligent adjustable light source device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203026791U true CN203026791U (en) | 2013-06-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220703329 Expired - Fee Related CN203026791U (en) | 2012-12-18 | 2012-12-18 | Intelligent adjustable light source device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203026791U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105562952A (en) * | 2016-02-29 | 2016-05-11 | 深圳市创鑫激光股份有限公司 | Monitoring system for laser device |
| CN113437638A (en) * | 2021-08-27 | 2021-09-24 | 武汉光谷航天三江激光产业技术研究院有限公司 | VCSEL laser temperature control method and device |
-
2012
- 2012-12-18 CN CN 201220703329 patent/CN203026791U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105562952A (en) * | 2016-02-29 | 2016-05-11 | 深圳市创鑫激光股份有限公司 | Monitoring system for laser device |
| CN113437638A (en) * | 2021-08-27 | 2021-09-24 | 武汉光谷航天三江激光产业技术研究院有限公司 | VCSEL laser temperature control method and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: CHANGSHA XIANGJI HAIDUN TECHNOLOGY CO., LTD. HUNAN HAIDUN FIBER OPTIC SENSING TECHNOLOGY ENGINEERING LABORATORY CO., LTD. Effective date: 20130801 Owner name: HUNAN HAIDUN FIBER OPTIC SENSING TECHNOLOGY ENGINE Free format text: FORMER OWNER: GREATWALL INFORMATION INDUSTRY CO., LTD. Effective date: 20130801 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130801 Address after: 410100 No. three, No. 5 East, Changsha Economic Development Zone, Hunan, China Patentee after: Hunan Haidun Optical Fiber Sensing Technology Engineering Laboratory Co., Ltd. Address before: 410100 No. three, No. 5 East, Changsha Economic Development Zone, Hunan, China Patentee before: GreatWall Information Industry Co., Ltd. Patentee before: Changsha HCC HIDEN Technology Co., Ltd. Patentee before: Hunan Haidun Optical Fiber Sensing Technology Engineering Laboratory Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130626 Termination date: 20181218 |