CN113949139B - Circuit for controlling power supply of each module of buoy - Google Patents
Circuit for controlling power supply of each module of buoy Download PDFInfo
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- CN113949139B CN113949139B CN202111397300.4A CN202111397300A CN113949139B CN 113949139 B CN113949139 B CN 113949139B CN 202111397300 A CN202111397300 A CN 202111397300A CN 113949139 B CN113949139 B CN 113949139B
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- electronic cabin
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- 238000001514 detection method Methods 0.000 claims abstract description 35
- 230000004913 activation Effects 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 239000003990 capacitor Substances 0.000 claims description 16
- 230000003287 optical effect Effects 0.000 claims description 14
- 230000003213 activating effect Effects 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 6
- 230000003068 static effect Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 2
- 230000002159 abnormal effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000013535 sea water Substances 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0063—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with circuits adapted for supplying loads from the battery
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B22/00—Buoys
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B22/00—Buoys
- B63B22/22—Inflatable buoys with gas generating means
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention relates to a circuit for controlling power supply of each module of a buoy, belongs to the technical field of sonobuoy control, and solves the technical problems that in the prior art, at least the service life of the buoy is reduced and even the battery is damaged due to the abnormal control link of one module. The buoy automatic control system comprises an activation control circuit (1), an inflation device power-on control circuit (2), a self-destruction depth setting device power-on control circuit (3), an electronic cabin power-on control circuit (4) and a detection control circuit (5), and is electrically connected with an internal power supply to charge in a time sequence manner.
Description
Technical Field
The invention belongs to the technical field of sonobuoy circuits, and particularly relates to a circuit for controlling power supply of each module of a buoy.
Background
For the buoy, after entering water, the buoy is required to complete a series of actions such as activating and inflating, depthkeeping, electronic cabin working, self-destruction and the like, if one module control is problematic, the working life of the whole buoy can be influenced, and even the battery is damaged, so that the effective power supply output control is particularly important.
The known buoy products at home and abroad are similar in design, lack of time sequence control, and are not independent enough in power supply output of each module, and have no common design for the power supply control of a working mode and a detection mode.
In view of this, the present invention has been made.
Disclosure of Invention
The invention aims to provide a circuit for controlling power supply of each module of a buoy, which solves the technical problems that the service life of the buoy is at least reduced and the battery is damaged due to the abnormal control link of one module in the product in the prior art. The technical scheme of the scheme has a plurality of technical advantages, and the following description is provided:
The utility model provides a buoy each module power supply control's circuit, the buoy includes into water activation device, aerating device, depth setting device, self-destruction device and electronic cabin, goes into water activation device, aerating device, depth setting device, self-destruction device and the independent power supply interface of electronic cabin point, the buoy is equipped with internal power source and detection power source, still include activation control circuit (1), aerating device power up control circuit (2), self-destruction depth setting device power up control circuit (3), electronic cabin power up control circuit (4) and detection control circuit (5), and all be connected with the internal power source electricity, wherein:
the activation control circuit (1) is connected with the detection control circuit and the charging control circuit (2) of the air charging device;
The buoy comprises two end ports, wherein after the buoy is filled with water, the two end ports are short-circuited, and an internal power supply is in a working state;
the charging control circuit (2) of the air charging device is connected with the charging control circuit (4) of the electronic cabin,
The charging device can be charged, and the charging device is automatically disconnected when the electronic cabin is powered by the electronic cabin power-on control circuit (4);
The self-destruction depth setting device power-on control circuit (3) is controlled by the activated control circuit (1) to continuously supply power to the self-destruction depth setting device through the internal power supply;
an electronic cabin power-on control circuit (4) is controlled by an activated control circuit (1) to supply power to the electronic cabin through an internal power supply, or is controlled by a detection control circuit (5) to supply power to the electronic cabin through an external power supply;
After the buoy is filled with water, the power is supplied to the air charging device and the electronic cabin in a time sequence mode, and when the electronic cabin power-on control circuit (4) controls the power supply of the electronic cabin, the air charging device power-on control circuit (2) is powered off.
The depth setting device and the self-destruction device share a power interface, and the power-on control circuit (3) of the self-destruction depth setting device is used for controlling continuous power supply through an internal power supply.
Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:
The method has the advantages of safety, reliability, easiness in implementation and high integration efficiency. The invention adopts a design idea of staggered power supply to each module according to the need, is not controlled by a conventional MCU and other controllers in design, utilizes the charge-discharge principle to complete the automatic power-on and power-off functions, realizes the output control of the power supply required by each module, and is compatible with the power supply control in a detection mode. The implementation circuit is exquisite and simple in design, and can realize a control function by adopting a conventional similar device.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained from them without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present invention;
Fig. 2 is a schematic diagram of the circuit control of the present invention.
Detailed Description
Other advantages and effects of the present invention will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present invention with reference to specific examples. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. The invention may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present invention. It should be noted that the following embodiments and features in the embodiments may be combined with each other without conflict. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It is noted that various aspects of the embodiments are described below within the scope of the following claims. It should be apparent that the aspects described herein may be embodied in a wide variety of forms and that any specific structure and/or function described herein is merely illustrative. Based on the present disclosure, one skilled in the art will appreciate that one aspect described herein may be implemented independently of any other aspect, and that two or more of these aspects may be combined in various ways. For example, an apparatus may be implemented and/or a method practiced using any number of the aspects set forth herein. In addition, such apparatus may be implemented and/or such methods practiced using other structure and/or functionality in addition to one or more of the aspects set forth herein.
It should also be noted that the illustrations provided in the following embodiments merely illustrate the basic concept of the present invention by way of illustration, and only the components related to the present invention are shown in the drawings and are not drawn according to the number, shape and size of the components in actual implementation, and the form, number and proportion of the components in actual implementation may be arbitrarily changed, and the layout of the components may be more complicated.
In addition, in the following description, specific details are provided in order to provide a thorough understanding of the examples. However, it will be understood by those skilled in the art that aspects may be practiced without these specific details. In order to better understand the aspects of the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
The circuit for controlling the power supply of each module of the buoy shown in fig. 1, it should be noted that the letters in the figure are the initial letters of the corresponding devices, such as YBDC inflator devices; SSDC a sizing device and a self-destruction device; a DC electronic cabin; TODC external power supply; DL1 first water inlet activation device (left in the figure); DL2 detection port; BAT internal power supplies, such as lithium batteries, are specifically as follows:
The buoy in the prior art comprises a water inlet activating device, an air charging device, a depth setting device, a self-destruction device and an electronic cabin, wherein the water inlet activating device, the air charging device, the depth setting device, the self-destruction device and the electronic cabin are provided with independent power supply interfaces, an internal power supply and a detection power supply, and the buoy further comprises an activation control circuit 1, an air charging device power-on control circuit 2, a self-destruction depth setting device power-on control circuit 3, an electronic cabin power-on control circuit 4 and a detection control circuit 5, and the buoy is electrically connected with the internal power supply and is characterized in that:
the activation control circuit 1 is connected with the detection control circuit and the charging control circuit 2 of the air charging device;
The buoy comprises two end ports, wherein after the buoy is filled with water, the two end ports are short-circuited, and an internal power supply is in a working state;
the charging control circuit 2 of the air charging device is connected with the charging control circuit 4 of the electronic cabin,
The charging device can be charged, and the charging device is automatically disconnected when the electronic cabin is powered by the electronic cabin power-on control circuit 4;
The self-destruction depth setting device power-on control circuit 3 activates the control circuit 1 to control the continuous power supply of the self-destruction depth setting device through an internal power supply;
the electronic cabin power-on control circuit 4 is controlled by the activation control circuit 1 to supply power to the electronic cabin through an internal power supply, or the electronic cabin is controlled by the detection control circuit 5 to supply power to the electronic cabin through an external power supply;
after the buoy is filled with water, the power is supplied to the air charging device and the electronic cabin in a time sequence mode respectively, and when the electronic cabin power-on control circuit 4 controls the power supply of the electronic cabin, the air charging device power-on control circuit 2 is powered off.
The depth setting device and the self-destruction device share a power interface, and the power-on control circuit 3 of the self-destruction depth setting device is used for controlling continuous power supply through an internal power supply.
The control of the circuit is as shown in fig. 2, see below:
The activation control circuit 1 includes a first port DL1, a second port (grounded), a current limiting resistor R1, and an optocoupler D1 (in the prior art, the optocoupler D1 in the figure includes a diode and a transistor, and four ports may also be used, or other numbers of ports), where the first port DL1 and the second port (grounded) are led out ports,
One end of the first port DL1 is connected with the optical coupler D1, and the other end is grounded;
the control end of the optocoupler is connected with an internal power supply, and the output end of the optocoupler is connected with the charging control circuit 2 of the air charging device;
the water inlet activating device is connected with the input end of the current limiting resistor R1 through a first port DL1, and the output end of the resistor R1 is connected with the optical coupler D1;
after the water inlet activating device enters water, the sea water is immersed, and the first port DL1 and the second port (grounded) form a short circuit, so that the optocoupler D1 works, and the internal power supply BAT is controlled to electrify the inflating device. A first port DL1 and a second port (ground), the purpose of the extraction is: the electric conduction is not formed in the air, and a short circuit is formed after the seawater is contacted, so that the optocoupler D1 works.
As a specific embodiment provided in the present disclosure, the charging control circuit 2 of the inflator includes a capacitor C1, a resistor R2, a resistor R3, and a P-channel MOS tube U1 for charging and discharging, where:
the resistor R2 is connected with the capacitor C1 in parallel, and the parallel circuit is connected with the resistor R3 in series to control the charging and discharging time of the charging control circuit 2 of the air charging device and the voltage value of the static working point;
The drain electrode of the MOS tube U1 is connected with the air charging device, the source electrode is connected with the internal power supply, the grid electrode is connected with the output end of the resistor R2 and the input end of the resistor R3, the input end of the resistor R2 is connected with the internal power supply, and the output end of the resistor R3 is connected with the output of the optocoupler;
When the optocoupler works, the resistor R2 and the resistor R3 divide the voltage of an internal power supply to control the on or off of the MOS tube U1;
the optocoupler work C1 charges, after charging, the resistor R2 and the resistor R3 divide the voltage to control the MOS tube U1 to be opened, and the enhanced MOS tube U1 is preferred.
As a specific embodiment provided in the present disclosure, the electronic cabin power-on control circuit 4 includes a capacitor C3, resistors R7, R8, and a P-channel MOS tube U3 for charging and discharging, the working parameters of the capacitor C3, the resistors R7, R8, and the working parameters of the capacitor C1, the resistors R2, R3 are corresponding, and the charging time of the capacitor C3 is longer than C2, where:
the resistor R7 is connected with the capacitor C3 in parallel, and the parallel circuit is connected with the resistor R8 in series to control the C3 charging time and the voltage value of the MOS tube U3 static working point;
The drain electrode of the MOS tube U3 is connected with the electronic cabin, the source electrode is connected with an internal power supply, the grid electrode is connected with the output end of the resistor R7 and the input end of the resistor R8, the input end of the resistor R7 is connected with the internal power supply, and the output end of the resistor R8 is connected with the output of the optocoupler.
Further, the photoelectric detector further comprises a diode V2, wherein the anode of the diode V2 is connected with the output end of the resistor 8 and the detection control circuit 5, the output end of the resistor 8 is connected with the detection control circuit 5, and the cathode is connected with the output end of the optocoupler D1;
the diode V2 controls the on or off state of the MOS tube U3 according to the working state of the detection control circuit 5 so as to realize the power supply control of the detection control circuit 5 only to the electronic cabin.
As a specific embodiment provided in the present disclosure, the charging control circuit 2 of the inflator further includes a diode V1, an anode of the diode V1 is connected to a drain electrode of the MOS tube U3, and a cathode of the diode V1 is connected to a gate electrode of the MOS tube U1, wherein:
The MOS tube U3 is conducted, the potential of the grid electrode of the MOS tube U1 is increased, so that the voltage of the grid electrode and the source electrode of the MOS tube U1 is reduced, the MOS tube U1 is turned off, and finally the power-off of the air charging device is controlled. The inflation device is turned off after being used, so that the consumption of an internal power supply is saved.
As a specific embodiment provided in this case, the detection control circuit 5 includes a third port DL2, a fourth port (grounded), an optocoupler D2, and a current limiting resistor R6, where the third port and the fourth port are led out ports, and the third port and the fourth port are:
The third port DL2 is connected with the output end of the optical coupler D2, one end of the fourth port is grounded, and the other end of the fourth port is connected with the optical coupler D2;
The control end of the optical coupler D2 is connected with an internal power supply, the output end of the optical coupler D2 is connected with the output end of the resistor R6 through the fourth port, and the input end of the resistor R6 is connected with the control end of the optical coupler D2;
During detection, the third port and the fourth port are short-circuited or conducted, the optocoupler D2 works, the MOS tube U3 is controlled to be conducted, and power is supplied to the electronic cabin. And (3) integrally detecting whether the electronic cabin works normally or not before the equipment runs.
Further, the electronic cabin detection device also comprises an external power supply, the detection control circuit 5 further comprises a diode V3, the anode of the diode V3 is connected with the external power supply, the cathode of the diode V3 is connected with the resistance cabin, and when in detection, the detection of whether the electronic cabin is normal or not is completed without consuming the internal power supply. Only power is supplied to the electronic cabin, other modules do not need to be supplied with power, and the safety of the use environment under abnormal working conditions is guaranteed.
Furthermore, the self-destroying device and the depth setting device share a power supply port, and the power supply supplies power to the self-destroying device and the depth setting device continuously.
When the optocoupler D1 works, the output end and the internal power supply form a conducting loop to control the conduction of the MOS tube U2.
In order to arrange, the method has the advantages of safety, reliability, easiness in realization and high integration efficiency, and can reduce bad hidden trouble and ensure normal power supply of the battery by realizing independent power supply output control of each module of the buoy.
The medium-electric capacitance of each module is charged first and then discharged.
The product provided by the invention is described in detail above. The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the core concepts of the invention. It should be noted that it will be apparent to those skilled in the art that several improvements and modifications can be made to the invention without departing from the inventive concept, and these improvements and modifications fall within the scope of the appended claims.
Claims (8)
1. The utility model provides a buoy each module power supply control's circuit, the buoy includes into water activation device, aerating device, depth setting device, self-destruction device and electronic cabin, goes into water activation device, aerating device, depth setting device, self-destruction device and the independent power supply interface of electronic cabin point, the buoy is equipped with internal power source and detection power source, its characterized in that still includes activation control circuit (1), aerating device power up control circuit (2), self-destruction depth setting device power up control circuit (3), electronic cabin power up control circuit (4) and detection control circuit (5), and all is connected with the internal power source electricity, wherein:
the activation control circuit (1) is connected with the detection control circuit (5) and the charging control circuit (2) of the air charging device;
the charging control circuit (2) of the air charging device is connected with the charging control circuit (4) of the electronic cabin, can charge the air charging device, and is automatically disconnected when the charging control circuit (4) of the electronic cabin supplies power to the electronic cabin;
The self-destruction depth setting device power-on control circuit (3) is controlled by the activation control circuit (1) and continuously supplies power to the self-destruction depth setting device through the internal power supply;
The electronic cabin power-on control circuit (4) is controlled by the activated control circuit (1) to supply power to the electronic cabin through an internal power supply, or the electronic cabin is controlled by the detection control circuit (5) to supply power to the electronic cabin through an external power supply;
after the buoy is filled with water, the power is supplied to the air charging device and the electronic cabin in a time sequence mode respectively, and when the electronic cabin power-on control circuit (4) controls the power supply of the electronic cabin, the air charging device power-on control circuit (2) is powered off;
The depth setting device and the self-destruction device share a power interface, and the power-on control circuit (3) of the self-destruction depth setting device is used for controlling continuous power supply through an internal power supply;
the activation control circuit (1) comprises a first port, a second port, a current limiting resistor R1 and an optocoupler D1, wherein the first port and the second port are led out ports, and the first port and the second port are led out ports: the first port DL1 is connected with the optical coupler D1, one end of the second port is grounded, and the other end of the second port is connected with the optical coupler D1; the control end of the optocoupler D1 is connected with the internal power supply BAT, and the output end of the optocoupler D1 is connected with the charging control circuit (2) of the air charging device;
the first port DL1 is connected with the input end of the current-limiting resistor R1, the output end of the R1 is connected with the optocoupler D1, and after the water entering activating device DL1 enters water, the first port and the second port form a short circuit, so that the optocoupler D1 works, and the internal power supply is controlled to electrify the inflating device.
2. The circuit according to claim 1, wherein the inflator power-on control circuit (2) comprises a capacitor C1 for charging and discharging, a resistor R2, a resistor R3 and a P-channel MOS tube U1, wherein:
the resistor R2 is connected in parallel with the capacitor C1 and the parallel circuit is connected in series with the resistor R3 to control the charging and discharging time and the voltage value of the static working point of the charging control circuit (2) of the air charging device;
the drain electrode of the MOS tube U1 is connected with the air charging device, the source electrode is connected with the internal power supply, the grid electrode is connected with the output end of the resistor R2 and the input end of the resistor R3, the input end of the resistor R2 is connected with the internal power supply, and the output end of the resistor R3 is connected with the output of the optocoupler;
when the optocoupler D1 works, the resistor R2 and the resistor R3 divide the voltage of an internal power supply to control the on or off of the MOS tube U1; and after the capacitor C1 is charged, the resistor R2 and the resistor R3 divide the voltage to control the MOS tube U1 to be opened.
3. The circuit according to claim 2, wherein the electronic cabin power-on control circuit (4) comprises a capacitor C3, a resistor R7, a resistor R8 and a P-channel MOS transistor U3 for charging and discharging, and the operating parameters of the capacitor C3, the resistor R7 and the resistor R8 are larger than the operating parameters of the capacitor C1, the resistor R2 and the resistor R3, and the charging time of the capacitor C3 is longer than C2, wherein:
the resistor R7 and the capacitor C3 are connected in parallel, and the parallel circuit is connected in series with the resistor R8 to control the charging time of the capacitor C3 and the voltage value of the static working point of the MOS tube U3;
The drain electrode of the MOS tube U3 is connected with the electronic cabin, the source electrode is connected with the internal power supply, the grid electrode is connected with the output end of the resistor R7 and the input end of the resistor R8, the input end of the resistor R7 is connected with the internal power supply, and the output end of the resistor R8 is connected with the output of the optocoupler.
4. A circuit according to claim 3, further comprising a diode V2, wherein an anode of the diode V2 is connected to an output terminal of the resistor 8 and the detection control circuit (5), and an output terminal of the resistor 8 is connected to the detection control circuit (5), and a cathode is connected to an output terminal of the optocoupler D1;
The diode V2 controls the on or off state of the MOS tube U3 according to the working state of the detection control circuit (5) so as to realize the power supply control of the detection control circuit (5) and only to the electronic cabin.
5. The circuit of claim 4, wherein the inflator power-on control circuit (2) further comprises a diode V1, an anode of the diode V1 is connected to a drain of the MOS transistor U3, and a cathode of the diode V1 is connected to a gate of the MOS transistor U1, wherein:
The MOS tube U3 is conducted, the potential of the grid electrode of the MOS tube U1 is increased to reduce the voltage of the grid electrode and the source electrode of the MOS tube U1, so that the MOS tube U1 is turned off, and finally the power-off of the air charging device is controlled.
6. The circuit according to claim 5, wherein the detection control circuit (5) comprises a third port, a fourth port, an optocoupler D2 and a current limiting resistor R6, the third port and the fourth port being outgoing ports, wherein:
the third port DL2 is connected with the output end of the optical coupler D2, one end of the third port is grounded, and the other end of the third port is connected with the optical coupler D2;
The control end of the optical coupler D2 is connected with the internal power supply, the output end of the optical coupler D2 is connected with the output end of the resistor R6 through the fourth port, and the input end of the resistor R6 is connected with the control end of the optical coupler D2;
During detection, the third port and the fourth port are short-circuited or conducted, the optocoupler D2 works, the MOS tube U3 is controlled to be conducted, and only the electronic cabin is powered through the reverse cut-off function of the diode V2.
7. The circuit according to claim 6, further comprising an external power supply, wherein the detection control circuit (5) further comprises a diode V3, an anode of the diode V3 is connected to the external power supply, and a cathode of the diode V3 is connected to the resistance module, and the detection of whether the electronic module is normal is completed without consuming an internal power supply during the detection.
8. The circuit of claim 7, wherein the self-destroying device and the depth setting device share a power supply port, the power supply supplies power to the self-destroying device and the depth setting device continuously, and when the optocoupler D1 works, the output end and the internal power supply form a conducting loop to control the conduction of the MOS tube U2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202111397300.4A CN113949139B (en) | 2021-11-23 | 2021-11-23 | Circuit for controlling power supply of each module of buoy |
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| CN202111397300.4A CN113949139B (en) | 2021-11-23 | 2021-11-23 | Circuit for controlling power supply of each module of buoy |
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| CN113949139A CN113949139A (en) | 2022-01-18 |
| CN113949139B true CN113949139B (en) | 2024-05-24 |
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| Title |
|---|
| 一种应用于水下信标的信号处理控制电路设计;周展望;;舰船电子工程;20170720(07);全文 * |
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| Publication number | Publication date |
|---|---|
| CN113949139A (en) | 2022-01-18 |
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