CN217740975U - Laser system driver board and laser system - Google Patents
Laser system driver board and laser system Download PDFInfo
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- CN217740975U CN217740975U CN202221345139.6U CN202221345139U CN217740975U CN 217740975 U CN217740975 U CN 217740975U CN 202221345139 U CN202221345139 U CN 202221345139U CN 217740975 U CN217740975 U CN 217740975U
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Abstract
The utility model discloses a laser system drive board and laser system for drive pumping source, laser system drive board includes: a circuit board; the seed optical signal receiving port is used for receiving a seed optical control signal and a switch signal output by the laser system control board; the controlled end of the switching circuit is connected with the seed optical signal receiving port and is used for being switched on/off according to the switching signal; the input end of the signal amplification circuit is connected with the output end of the switch circuit and is used for receiving the seed light control signal when the switch circuit is started, amplifying and converting the seed light control signal into a seed light pumping source control signal and then outputting the seed light pumping source control signal; the seed light working control port is connected with the output end of the signal amplification circuit and also connected with the controlled end of the seed light pumping source; the seed optical control port is used for outputting a seed optical pumping source control signal to the seed optical pumping source so as to drive the seed optical pumping source to work. The utility model provides a drive plate can't carry out the problem of modulating to seed light.
Description
Technical Field
The utility model relates to a laser field, in particular to laser system drive plate and laser system.
Background
In a laser control system, a driving board generally needs to drive a pumping source of the laser system to work, and simultaneously feed back whether the pumping source is in a normal working environment or not in a working transition state. Generally, the driving board is used for receiving control signals sent by the control board, wherein the control signals comprise laser light emitting power and light emitting time, the laser is set to emit light in a continuous light mode or a pulse light mode, the control signals sent by the control board are executed, and meanwhile, the driving board feeds back the working state and the driving current of the pumping source.
However, the existing driving board cannot modulate the control signal for controlling the seed light to change the working state, so that the seed light is always in the light emitting working state, the laser conversion efficiency is low, and the system heating value is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a laser system drive plate and laser system aims at solving the problem that the drive plate can't carry out the modulation to seed light.
In order to achieve the above object, the present invention provides a laser system driving board for driving a pump source, the laser system driving board includes:
a circuit board;
the seed optical signal receiving port is arranged on the circuit board and is used for receiving a seed optical control signal and a switch signal output by the laser system control board;
the switching circuit is arranged on the circuit board, and a controlled end of the switching circuit is connected with the seed optical signal receiving port; the switch circuit is used for switching on/off according to the switch signal;
the signal amplification circuit is arranged on the circuit board, the input end of the signal amplification circuit is connected with the output end of the switch circuit, and the signal amplification circuit is used for receiving the seed light control signal when the switch circuit is started, amplifying and converting the seed light control signal into a seed light pumping source control signal and then outputting the seed light pumping source control signal;
the seed optical working control port is arranged on the circuit board, connected with the output end of the signal amplification circuit and connected with the controlled end of a seed optical pumping source; the seed optical control port is used for outputting the seed optical pumping source control signal to the seed optical pumping source so as to drive the seed optical pumping source to work.
Optionally, the laser system driving board further comprises:
the input end of the first logic gate circuit is connected with the seed optical signal receiving port, and the output end of the first logic gate circuit is connected with the input end of the signal amplifying circuit;
the seed optical signal receiving port is also used for receiving a global enabling signal and an outgoing light control signal output by the laser system control board;
the first logic gate circuit is used for outputting a corresponding logic signal according to the global enable signal and the light-emitting control signal and outputting the logic signal to the signal amplification circuit;
the signal amplification circuit is further used for amplifying and converting the logic signal and outputting the logic signal to the seed optical pumping source through the seed optical working control port so as to drive the seed optical pumping source to emit light/stop emitting light.
Optionally, the laser system driving board further comprises:
the temperature feedback port is connected with the laser system control board;
the output end of the temperature sensor is connected with the temperature feedback port, and the temperature sensor is used for detecting the temperature state of the laser system driving board, outputting a corresponding temperature detection signal, and outputting the temperature detection signal to the laser system control board through the temperature feedback port, so that the laser system control board obtains the temperature of the laser system driving board according to the temperature detection signal.
Optionally, the laser system driving board further comprises:
the communication port is connected with the laser system control board;
the communication chip is electrically connected with the communication port and used for receiving communication information output by the laser system control board, and the communication chip is also used for outputting the communication information of the laser system drive board to the laser system control board.
Optionally, the laser system driving board further comprises:
the input end of the isolation circuit is connected with the seed optical signal receiving port, the output end of the isolation circuit is connected with the seed optical work control port, and the isolation circuit is used for isolating the seed optical control signal and outputting the seed optical control signal to the signal amplification circuit.
Optionally, the laser system driving board further comprises:
the amplified optical signal receiving port is connected with the laser system control board, the amplified optical signal receiving port is connected with the input end of the isolation circuit, and the amplified optical signal receiving port is used for receiving an amplified optical control signal output by the laser system control board and outputting the amplified optical control signal to the isolation circuit;
the amplified light working control port is connected with the output end of the signal amplification circuit and is connected with the controlled end of an amplified light pump source;
the isolation circuit is also used for isolating the amplified optical control signal and outputting the isolated amplified optical control signal to the signal amplification circuit;
the signal amplification circuit is further configured to convert the amplified optical control signal into an amplified optical pump source control signal and output the amplified optical pump source control signal to the amplified optical pump source through the amplified optical working control port, so as to drive the amplified optical pump source to work.
Optionally, the laser system driving board further comprises:
the power supply port is used for accessing an external power supply;
the input end of the voltage chip is connected with the power port, and the output end of the voltage chip and the voltage chip are used for converting the external power supply into a first direct current voltage to supply power to the signal amplification circuit.
The utility model discloses still provide a laser instrument system, laser instrument system includes pumping source, laser system control board and as above laser system drive plate, laser system drive plate's controlled end with the output of laser system control board is connected, laser system drive plate's control end with the input of pumping source is connected.
Optionally, the pump source comprises a seed optical pump source and an amplifying optical pump source.
The technical scheme of the utility model is that the seed light signal receiving port, the switch circuit, the signal amplifying circuit and the seed light working control port are arranged on the laser system driving board, the switch circuit receives the seed light control signal and the switch signal output by the laser system control board through the seed light signal receiving port and is turned on/off according to the switch signal; and the signal amplification circuit receives the seed optical control signal when the switch circuit is started, amplifies and converts the seed optical control signal into a seed optical pumping source control signal, and outputs the seed optical pumping source control signal to the seed optical pumping source through the seed optical working control port so as to drive the seed optical pumping source to work. The switching circuit is turned on/off through the received switching signal, so that the driving board can/cannot amplify the seed light control signal and then output the amplified seed light control signal to the seed light pumping source, the seed light pumping source is driven to emit/not emit seed light, and the function of modulating the seed light is realized. The utility model provides a drive plate can't carry out the problem of modulating to seed light.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic diagram of functional modules of an embodiment of a laser system driver board according to the present invention;
fig. 2 is a schematic diagram of a functional module of another embodiment of the laser system driver board of the present invention;
fig. 3 is a schematic diagram of a functional module of a further embodiment of a laser system driver board according to the present invention;
fig. 4 is a schematic diagram of functional modules of an embodiment of the laser system of the present invention.
The reference numbers indicate:
| reference numerals | Name(s) | Reference numerals | Name(s) |
| 11 | Seed optical |
50 | First |
| 12 | Amplified optical |
100 | Laser |
| 20 | |
200 | Laser |
| 30 | |
300 | |
| 41 | Seed light |
310 | Seed |
| 42 | Amplified light |
320 | Amplifying optical pump source |
The realization, the functional characteristics and the advantages of the utility model are further explained by combining the embodiment and referring to the attached drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear \8230;) are involved in the embodiments of the present invention, the directional indications are only used to explain the relative positional relationship between the components in a specific posture (as shown in the attached drawings), the motion situation, etc., and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
In a laser control system, a driving board generally needs to drive a pumping source of the laser system to work, and simultaneously feeds back whether the pumping source is in a normal working environment or not in a working transition state. Generally, the driving board is used for receiving control signals sent by the control board, wherein the control signals comprise laser light emitting power and light emitting time, the laser is set to emit light in a continuous light mode or a pulse light mode, the control signals sent by the control board are executed, and meanwhile, the driving board feeds back the working state and the driving current of the pumping source.
However, the existing driving board cannot modulate a control signal for controlling the seed light to change the working state, so that the seed light is always in the working state of light emission, the laser conversion efficiency is low, and the heat productivity of the system is high.
The utility model provides a laser system drive board 100.
Referring to fig. 1, in an embodiment of the present invention, the laser system driving board 100 includes:
a circuit board;
a seed optical signal receiving port 11 disposed on the circuit board, where the seed optical signal receiving port 11 is configured to receive a seed optical control signal and a switch signal output by the laser system control board 200;
the switch circuit 20 is arranged on the circuit board, and a controlled end of the switch circuit 20 is connected with the seed optical signal receiving port 11; the switch circuit 20 is configured to be turned on/off according to the switch signal;
the signal amplification circuit 30 is arranged on the circuit board, an input end of the signal amplification circuit 30 is connected with an output end of the switch circuit 20, and the signal amplification circuit 30 is used for receiving the seed light control signal when the switch circuit 20 is turned on, amplifying and converting the seed light control signal into a seed light pumping source 310 control signal, and then outputting the seed light control signal;
a seed optical working control port 41, which is arranged on the circuit board, wherein the seed optical working control port 41 is connected with the output end of the signal amplification circuit 30, and the seed optical working control port 41 is connected with the controlled end of the seed optical pumping source 310; the seed optical control port is configured to output a control signal of the seed optical pump source 310 to the seed optical pump source 310, so as to drive the seed optical pump source 310 to operate.
In this embodiment, the laser system driving board 100 is connected to the laser system control board 200, the seed light signal receiving port 11 on the laser system driving board 100 can receive the seed light control signal and the switch signal output by the laser system control board 200, and the seed light control signal can control the light emitting power, the light emitting time, the maximum light emitting power, the threshold power, and the like of the seed light; the switch circuit 20 may be composed of an MOS transistor or an IGBT, and is turned on or off when receiving a corresponding switch signal output by the laser system control board 200, for example, the switch circuit 20 is turned on when receiving a high-level switch signal, so that the seed optical control signal may be output to the signal amplification circuit 30 through the switch circuit 20, the signal amplification circuit 30 may be composed of one or more amplifiers and one or more resistors, the signal amplification circuit 30 amplifies and converts the seed optical control signal into a seed optical pumping source 310 control signal and outputs the seed optical pumping source 310 through the seed optical operation control port 41, and the seed optical pumping source 310 may output seed light corresponding to the light output power, the light output time, the maximum light output power, and the threshold power according to the corresponding seed optical pumping source 310 control signal; the switching circuit 20 is turned off when receiving a low-level switching signal, so that the seed optical control signal cannot be output to the signal amplifying circuit 30 through the seed optical working control port 41, and cannot be output to the seed optical pump source 310 through the seed optical working control port 41, and at this time, the pump source 300 cannot receive the control signal of the seed optical pump source 310, and cannot control the seed optical output.
Therefore, when the seed light needs to be controlled, the laser system control board 200 outputs a high-level switching signal to turn on the switching circuit 20, so that the laser system drive board 100 can amplify and convert the seed light control signal into a seed light pump source 310 control signal and then output the seed light pump source 310 control signal to the pump source 300, so as to drive the pump source 300 to work, and change the light emitting power, the light emitting time, the maximum light emitting power, the threshold power and the like of the seed light; when the seed light is not needed, the laser system control board 200 outputs a low-level switching signal to turn off the switching circuit 20, so that the laser system driver board 100 cannot amplify and convert the seed light control signal into a seed light pump source 310 control signal and then output the seed light pump source 310 control signal to the pump source 300, and at this time, the laser system driver board 100 cannot drive the pump source 300 to change the light emitting power, the light emitting time, the maximum light emitting power, the threshold power and the like of the seed light; therefore, the seed light can work discontinuously, the laser conversion efficiency is improved, and the heat productivity of the system is reduced.
The technical scheme of the utility model is that the seed light signal receiving port 11, the switch circuit 20, the signal amplifying circuit 30 and the seed light working control port 41 are arranged on the laser system driving board 100, the switch circuit 20 receives the seed light control signal and the switch signal output by the laser system control board 200 through the seed light signal receiving port 11, and the switch circuit is turned on/off according to the switch signal; when the switch circuit 20 is turned on, the signal amplification circuit 30 receives the seed optical control signal, amplifies and converts the seed optical control signal into a seed optical pumping source 310 control signal, and outputs the seed optical control signal to the seed optical pumping source 310 through the seed optical working control port 41, so as to drive the seed optical pumping source 310 to work. The switching circuit 20 is turned on/off by the received switching signal, so that the driving board can/cannot amplify the seed light control signal and output the amplified seed light control signal to the seed light pumping source 310, and the seed light pumping source 310 is driven to emit/not emit seed light, thereby realizing a function of modulating the seed light. The utility model provides a drive plate can't carry out the problem of modulation to seed light.
Referring to fig. 2, in an embodiment, the laser system driving board 100 further includes:
a first logic gate circuit 50, an input end of the first logic gate circuit 50 being connected to the seed optical signal receiving port 11, and an output end of the first logic gate circuit 50 being connected to an input end of the signal amplifying circuit 30;
the seed optical signal receiving port 11 is further configured to receive a global enable signal and an outgoing optical control signal output by the laser system control board 200;
the first logic gate circuit 50 is configured to output a corresponding logic signal according to the global enable signal and the light emission control signal, and output the logic signal to the signal amplification circuit 30;
the signal amplifying circuit 30 is further configured to amplify and convert the logic signal, and output the amplified logic signal to the seed optical pumping source 310 through the seed optical working control port 41, so as to drive the seed optical pumping source 310 to emit light/stop emitting light.
In this embodiment, the first logic gate circuit 50 may be an and gate circuit, and two input terminals of the and gate circuit are respectively used for receiving the global enable signal and the light-emitting control signal output by the laser system control board 200, where the global enable signal is always kept to be output, and the light-emitting control signal may be selectively output or not output by the user through the control board; when the two input ends of the and circuit receive the global enable signal and the light emitting control signal, respectively, the and circuit may output a high-level logic signal to the signal amplifying circuit 30, and the signal amplifying circuit 30 amplifies and converts the high-level logic signal and outputs the high-level logic signal to the seed optical pumping source 310 through the seed optical working control port 41 to drive the seed optical pumping source 310 to emit light; when the and circuit only receives the global enable signal and cannot receive the light emitting control signal, the and circuit outputs a low-level logic signal to the signal amplification circuit 30, and the signal amplification circuit 30 amplifies and converts the low-level logic signal and outputs the low-level logic signal to the seed optical pumping source 310 through the seed optical working control port 41 to drive the seed optical pumping source 310 to stop emitting light. In this embodiment, the first logic gate circuit 50 outputs a high/low level logic signal to the signal amplifying circuit 30 according to the global enable signal and the light emitting control signal, and the signal amplifying circuit 30 amplifies and converts the logic signal and outputs the amplified logic signal to the seed optical pump source 310 through the seed optical working control port 41 to drive the seed optical pump source 310 to emit light/stop emitting light.
In one embodiment, the laser system driver board 100 further comprises:
a temperature feedback port connected to the laser system control board 200;
the output end of the temperature sensor is connected with the temperature feedback port, and the temperature sensor is configured to detect a temperature state of the laser system driving board 100, output a corresponding temperature detection signal, and output the temperature detection signal to the laser system control board 200 through the temperature feedback port, so that the laser system control board 200 obtains the temperature of the laser system driving board 100 according to the temperature detection signal.
In this embodiment, the temperature sensor is a sensor capable of sensing temperature and converting the sensed temperature into a usable output signal, the temperature sensor can detect a current temperature value of the laser system driving board 100, and output a corresponding voltage signal, i.e., a temperature detection signal to the laser system control board 200 through the temperature feedback port, because the laser system control board 200 is in communication connection with the host computer, a user can query a real-time temperature of the current laser system driving board 100 in the host computer; if the temperature of the laser system driving board 100 is inquired to be too high, a cooling measure, such as turning on a fan or an air conditioner, may be taken, and if the temperature of the laser system driving board 100 is inquired to be too low, a heating measure, such as irradiating with warm light, may be taken, so as to avoid affecting signal stability due to too high or too low temperature of the driving board. In this embodiment, the temperature sensor detects the temperature of the laser system driving board 100 and outputs the temperature to the laser system control board 200 through the temperature feedback port, so that a user can inquire the real-time temperature condition of the laser system driving board 100 and take corresponding heating or cooling measures to avoid influencing the signal stability due to too high or too low temperature of the driving board.
In an embodiment, the laser system driving board 100 further includes:
a communication port connected to the laser system control board 200;
and the communication chip is electrically connected with the communication port, is used for receiving the communication information output by the laser system control board 200, and is further used for outputting the communication information of the laser system drive board 100 to the laser system control board 200.
In this embodiment, the communication chip adopts a wireless communication technology, and the wireless communication is a communication method for exchanging information by using a characteristic that an electromagnetic wave signal can propagate in a free space. The communication chip can communicate with the terminal server in a 4G/5G mode and the like; the communication chip has the following functions: the radio frequency chip is a wireless transmitting chip, when discrete components are adopted, the discrete components are simply modulated and transmitted to serve as a complete chip, and complex functions of data input, data receiving, data temporary storage, data packaging, power regulation speed regulation and the like are realized; the laser system driving board 100 transmits the signal to the laser system control board 200 through the communication port, and the laser system control board 200 can also transmit the control signal to the laser system driving board 100 through the communication port to realize bidirectional communication; the communication port can adopt an RS232 serial port communication mode. The present embodiment enables bidirectional communication between the laser system driver board 100 and the laser system control board 200 via the communication chip.
In one embodiment, the laser system driver board 100 further comprises:
and the input end of the isolation circuit is connected with the seed optical signal receiving port 11, the output end of the isolation circuit is connected with the seed optical work control port 41, and the isolation circuit is used for isolating the seed optical control signal and outputting the seed optical control signal to the signal amplification circuit 30.
In this embodiment, the isolation circuit is mainly used to cut off a noise interference path through the isolation component, so as to achieve an effect of suppressing noise interference. After the circuit isolation measure is adopted, most circuits can achieve a good noise suppression effect, so that the equipment meets the requirement of electromagnetic compatibility. The isolation circuit in this embodiment may be composed of one or more optocouplers and one or more resistors; the optocoupler is generally composed of a light source, generally a near infrared Light Emitting Diode (LED), a closed optical channel and a photosensor. The near-infrared light-emitting diode converts an electric signal at an input end into an optical signal, and the optical signal sent by the LED is detected by the photoelectric sensor through the closed optical channel and converted into electric energy or current flowing out of an external power supply is modulated; thereby achieving the effect of isolation. In this embodiment, the seed optical control signal is isolated by the isolation circuit and then output to the pump source 300 through the seed optical working control port 41, so that the interference of noise can be reduced.
Referring to fig. 3, in an embodiment, the laser system driving board 100 further includes:
an amplified optical signal receiving port 12, wherein the amplified optical signal receiving port 12 is connected to the laser system control board 200, the amplified optical signal receiving port 12 is connected to an input end of the isolation circuit, and the amplified optical signal receiving port 12 is configured to receive an amplified optical control signal output by the laser system control board 200 and output the amplified optical control signal to the isolation circuit;
an amplified light operation control port 42, wherein the amplified light operation control port 42 is connected to the output end of the signal amplification circuit 30, and the amplified light operation control port 42 is connected to the controlled end of the amplified light pump source 320;
the isolation circuit is further configured to isolate the amplified optical control signal and output the isolated amplified optical control signal to the signal amplification circuit 30;
the signal amplifying circuit 30 is further configured to convert the amplified optical control signal into an amplified optical pump source 320 control signal, and output the amplified optical pump source 320 control signal through the amplified optical working control port 42, so as to drive the amplified optical pump source 320 to work.
In this embodiment, the laser system driver board 100 may further receive the amplified optical control signal from the laser system controller board 200 through the amplified optical signal receiving port 12, and output the control signal of the amplified optical pump source 320 to the amplified optical pump source 320 after the isolation processing and the conversion processing of the above embodiment, and may drive the amplified optical pump source 320 to output the amplified light corresponding to the light output power, the light output time, and the threshold power. The specific principle can refer to the control method of the seed light in the above embodiment. In this embodiment, the amplified optical control signal output by the laser system control board 200 is received through the amplified optical signal receiving port 12, and after being isolated and converted, the amplified optical control signal is output to the amplified optical pump source 320 through the amplified optical working control port 42, so as to drive the amplified optical pump source 320 to change the working state of the amplified light.
In an embodiment, the laser system driving board 100 further includes:
the power supply port is used for accessing an external power supply;
and the input end of the voltage chip is connected with the power port, and the output end of the voltage chip and the voltage chip are used for converting the external power supply into a first direct current voltage to supply power to the isolation circuit and the signal amplification circuit 30.
In this embodiment, the voltage chip may adopt a DC-DC voltage reduction chip, and the voltage chip may convert the voltage output from the outside into a working voltage suitable for the isolation circuit and the signal amplification circuit 30, so as to prevent the isolation circuit and the signal amplification circuit 30 from receiving a higher working voltage to cause the device to be damaged, or receive a lower working voltage to cause the device to be unable to work normally. In this embodiment, the power supply circuit can provide a normal operating voltage to the isolation circuit and the signal amplification circuit 30, so as to ensure that the laser system driving board 100 can operate normally.
The utility model also provides a laser system.
Referring to fig. 1 to 4, in an embodiment, the laser system includes a pump source 300, a laser system control board 200, and the laser system drive board 100 as described above, a controlled terminal of the laser system drive board 100 is connected to an output terminal of the laser system control board 200, and a control terminal of the laser system drive board 100 is connected to an input terminal of the pump source 300. The specific structure of the laser system driver board 100 refers to the above embodiments, and since the laser system adopts all technical solutions of all the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and no further description is given here.
In an embodiment, the pump source 300 includes a seed optical pump source 310 and an amplifying optical pump source 320, the seed optical pump source 310 and the amplifying optical pump source 320 respectively emit seed light and amplifying light under the driving of the laser system driving board 100, and specific light emitting power, light emitting time and threshold power of the seed light and the amplifying light are determined by the signal output by the laser system control board 200.
The above is only the optional embodiment of the present invention, and not therefore the patent scope of the present invention is limited, all under the technical idea of the present invention, the equivalent structure transformation made by the contents of the specification and the attached drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.
Claims (9)
1. A laser system driver board for driving a pump source, the laser system driver board comprising:
a circuit board;
the seed optical signal receiving port is arranged on the circuit board and is used for receiving a seed optical control signal and a switch signal output by the laser system control board;
the switching circuit is arranged on the circuit board, and a controlled end of the switching circuit is connected with the seed optical signal receiving port; the switch circuit is used for switching on/off according to the switch signal;
the signal amplification circuit is arranged on the circuit board, the input end of the signal amplification circuit is connected with the output end of the switch circuit, and the signal amplification circuit is used for receiving the seed light control signal when the switch circuit is started, amplifying and converting the seed light control signal into a seed light pumping source control signal and then outputting the seed light pumping source control signal;
the seed optical working control port is arranged on the circuit board, connected with the output end of the signal amplification circuit and connected with the controlled end of a seed optical pumping source; the seed optical control port is used for outputting the seed optical pumping source control signal to the seed optical pumping source so as to drive the seed optical pumping source to work.
2. The laser system driver board according to claim 1, further comprising:
the input end of the first logic gate circuit is connected with the seed optical signal receiving port, and the output end of the first logic gate circuit is connected with the input end of the signal amplifying circuit;
the seed optical signal receiving port is also used for receiving a global enabling signal and an outgoing light control signal output by the laser system control board;
the first logic gate circuit is used for outputting a corresponding logic signal according to the global enable signal and the light emitting control signal and outputting the logic signal to the signal amplifying circuit;
the signal amplification circuit is further configured to amplify and convert the logic signal and output the amplified logic signal to the seed optical pumping source through the seed optical working control port, so as to drive the seed optical pumping source to emit light/stop emitting light.
3. The laser system driver board of claim 1, further comprising:
the temperature feedback port is connected with the laser system control board;
the output end of the temperature sensor is connected with the temperature feedback port, and the temperature sensor is used for detecting the temperature state of the laser system driving board, outputting a corresponding temperature detection signal, and outputting the temperature detection signal to the laser system control board through the temperature feedback port, so that the laser system control board obtains the temperature of the laser system driving board according to the temperature detection signal.
4. The laser system driver board of claim 1, further comprising:
the communication port is connected with the laser system control board;
the communication chip is electrically connected with the communication port and used for receiving communication information output by the laser system control board, and the communication chip is also used for outputting the communication information of the laser system drive board to the laser system control board.
5. The laser system driver board of claim 1, further comprising:
the input end of the isolation circuit is connected with the seed optical signal receiving port, the output end of the isolation circuit is connected with the seed optical work control port, and the isolation circuit is used for isolating the seed optical control signal and outputting the seed optical control signal to the signal amplification circuit.
6. The laser system driver board according to claim 5, further comprising:
the amplified optical signal receiving port is connected with the laser system control board, the amplified optical signal receiving port is connected with the input end of the isolation circuit, and the amplified optical signal receiving port is used for receiving an amplified optical control signal output by the laser system control board and outputting the amplified optical control signal to the isolation circuit;
the amplified light working control port is connected with the output end of the signal amplification circuit and is connected with a controlled end of an amplified light pump source;
the isolation circuit is also used for isolating the amplified optical control signal and outputting the isolated amplified optical control signal to the signal amplification circuit;
the signal amplification circuit is also used for converting the amplified light control signal into an amplified light pump source control signal and outputting the amplified light pump source control signal to the amplified light pump source through the amplified light work control port so as to drive the amplified light pump source to work.
7. The laser system driver board according to any one of claims 1 to 6, further comprising:
the power supply port is used for accessing an external power supply;
the input end of the voltage chip is connected with the power port, and the output end of the voltage chip and the voltage chip are used for converting the external power supply into a first direct current voltage to supply power to the signal amplification circuit.
8. A laser system, comprising a pump source, a laser system control board, and the laser system driver board as claimed in any one of claims 1 to 7, wherein the controlled end of the laser system driver board is connected to the output end of the laser system control board, and the control end of the laser system driver board is connected to the input end of the pump source.
9. The laser system of claim 8, wherein the pump sources comprise a seed optical pump source and an amplifying optical pump source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221345139.6U CN217740975U (en) | 2022-05-31 | 2022-05-31 | Laser system driver board and laser system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221345139.6U CN217740975U (en) | 2022-05-31 | 2022-05-31 | Laser system driver board and laser system |
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| CN217740975U true CN217740975U (en) | 2022-11-04 |
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| CN202221345139.6U Active CN217740975U (en) | 2022-05-31 | 2022-05-31 | Laser system driver board and laser system |
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2022
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