CN117880624B - Charging wire single-wire communication system based on solar panel and security camera - Google Patents
Charging wire single-wire communication system based on solar panel and security camera Download PDFInfo
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- CN117880624B CN117880624B CN202410280687.2A CN202410280687A CN117880624B CN 117880624 B CN117880624 B CN 117880624B CN 202410280687 A CN202410280687 A CN 202410280687A CN 117880624 B CN117880624 B CN 117880624B
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- 238000004891 communication Methods 0.000 title claims abstract description 46
- 238000006243 chemical reaction Methods 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/665—Control of cameras or camera modules involving internal camera communication with the image sensor, e.g. synchronising or multiplexing SSIS control signals
-
- 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
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/65—Control of camera operation in relation to power supply
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The application belongs to the technical field of solar charging equipment, and discloses a charging wire single-wire communication system based on a solar panel and a security camera, which comprises a camera control system and a solar control system, wherein a ground wire is connected between the camera control system and the solar control system, and the camera control system comprises a main board, a first level conversion circuit, a first charging switch circuit and a charging circuit; the solar control system comprises a secondary board, a second level conversion circuit, a solar output circuit and a second charging switch circuit. The interfaces of the input end of the first charging switch circuit and the output end of the second charging switch circuit are VBUS; the first level conversion circuit comprises a first MOS tube and a first resistor, the second level conversion circuit comprises a second MOS tube and a second resistor, and the data communication function can be realized under the high-low level of UART_TX_RX and the high-low level of VBUS, so that the charging and data communication functions can be realized under the condition of 2 connecting wires.
Description
Technical Field
The application belongs to the technical field of solar charging equipment, and particularly relates to a charging wire single-wire communication system based on a solar panel and a security camera.
Background
The operation of making a video recording is just can be carried out to traditional security protection camera usually to need external power supply, and external power supply need just can realize the power supply through conducting wire and security protection camera electrical connection, leads to the application range of security protection camera limited, in addition, carries out the video recording operation always after current security protection camera starts for security protection camera power consumption is great, is unfavorable for the saving of electric energy.
Based on the problem, the solar panel is used for charging the installation camera, so that a popular technical means is realized, the solar panel can be used for charging the security camera at any time in the daytime, the limitation of electric quantity is avoided, and the security camera can continuously and stably work.
The security camera is connected with the solar panel through 2 connecting wires, and is only used for powering on, and in actual work, communication control needs to be carried out between the installation camera and the solar panel, and the communication can not be realized under the condition that only 2 wires exist in the current equipment. If communication is to be realized, more connecting wires or independent connecting wires are added to communicate in the prior art, so that the cost of wires is increased, and an independent communication circuit is added to realize a communication function.
Therefore, how to simultaneously realize the charging of the security camera and the communication between the security camera and the solar panel under the condition of only two connecting wires is a problem to be solved.
Disclosure of Invention
The application aims to provide a charging wire single-wire communication system based on a solar panel and a security camera, which is used for solving the problem that in the prior art, the charging of the security camera and the communication between the security camera and the solar panel are difficult to realize simultaneously under the condition that only two connecting wires are arranged.
The technical scheme of the application is as follows: the single-wire communication system based on the charging wire of the solar panel and the security camera comprises a camera control system and a solar control system, wherein a ground wire is connected between the camera control system and the solar control system, and the camera control system comprises a main board, a first level conversion circuit, a first charging switch circuit and a charging circuit; the solar control system comprises an auxiliary board, a second level conversion circuit, a solar output circuit and a second charging switch circuit;
The output end of the second charging switch circuit is connected with the input end of the first charging switch circuit through a charging wire, the first level conversion circuit is electrically connected between the input end of the first charging switch circuit and the main board, the second level conversion circuit is electrically connected between the input end of the second charging switch circuit and the auxiliary board, the solar output circuit is connected with the input end of the second charging switch circuit, and the input end of the first charging switch circuit is connected with the charging circuit; the charging wire is a charging communication dual-purpose wire;
The first level conversion circuit comprises a first MOS tube and a first resistor, wherein a source electrode of the first MOS tube is connected with the main board and the communication interface, a grid electrode of the first MOS tube is connected with a 3V power supply, and a drain electrode of the first MOS tube is connected with an input end of the first charging switch circuit; the first resistor is electrically connected between the grid electrode and the source electrode of the first MOS tube;
the second level conversion circuit comprises a second MOS tube and a second resistor, wherein the source electrode of the second MOS tube is connected with the auxiliary plate and the communication interface, the grid electrode of the second MOS tube is connected with a 3V power supply, and the drain electrode of the second MOS tube is connected with the output end of the second charging switch circuit; the second resistor is electrically connected between the grid electrode and the source electrode of the second MOS tube; the second level conversion circuit is also provided with a boost circuit;
The first MOS tube and the second MOS tube are N-type MOS tubes.
Preferably, the boost circuit comprises a third resistor and a diode, wherein the cathode of the diode is connected with the drain electrode of the second MOS tube, the anode of the diode is connected with one end of the third resistor, and the other end of the third resistor is electrically connected with a 3V power supply.
Preferably, the first charging switch circuit comprises a third MOS tube and a fourth resistor, wherein a grid electrode of the third MOS tube is connected with the main board, a source electrode of the third MOS tube is connected with the charging line, and a drain electrode of the third MOS tube is connected with an input end of the charging circuit; the third MOS tube is a P-type MOS tube.
Preferably, the second charging switch circuit comprises a fourth MOS tube, a fifth MOS tube, a sixth MOS tube and a fifth resistor; the grid electrode of the sixth MOS tube is connected with the auxiliary plate and is electrically connected with a 3V power supply, the source electrode is grounded, and the drain electrode is connected with the grid electrodes of the fourth MOS tube and the fifth MOS tube; the drain electrode of the fourth MOS tube is connected with the charging wire, the source electrode of the fourth MOS tube is connected with the source electrode of the fifth MOS tube, the drain electrode of the fifth MOS tube is connected with the output end of the solar output circuit, the fifth resistor is arranged between the grid electrodes of the fourth MOS tube and the fifth MOS tube and the source electrode in parallel, the fourth MOS tube and the fifth MOS tube are both P-type MOS tubes, and the sixth MOS tube is an N-type MOS tube.
Preferably, the charging circuit comprises a charging chip, wherein an interface 1 of the charging chip is a charging interface, an interface 4 is grounded, and an interface 5 is an input interface and is connected with a drain electrode of the third MOS tube; the solar energy output circuit comprises a solar energy output chip, wherein the 4 interface of the solar energy output chip is grounded, and the 5 interface is an output interface and is connected with the drain electrode of the fifth MOS tube.
Preferably, in the isolated charging process, 5V voltage is formed at two ends of the charging line, and a voltage difference exists between an interface of the main board connected with the first MOS tube and an interface of the auxiliary board connected with the second MOS tube.
The application discloses a charging wire single-wire communication system based on a solar panel and a security camera, which comprises a camera control system and a solar control system, wherein a ground wire is connected between the camera control system and the solar control system, and the camera control system comprises a main board, a first level conversion circuit, a first charging switch circuit and a charging circuit; the solar control system comprises a secondary board, a second level conversion circuit, a solar output circuit and a second charging switch circuit. The interfaces of the input end of the first charging switch circuit and the output end of the second charging switch circuit are VBUS; the first level conversion circuit comprises a first MOS tube and a first resistor, the second level conversion circuit comprises a second MOS tube and a second resistor, and the data communication function can be realized under the high-low level of UART_TX_RX and the high-low level of VBUS, so that the charging and data communication functions can be realized under the condition of 2 connecting wires.
Drawings
In order to more clearly illustrate the technical solution provided by the present application, the following description will briefly refer to the accompanying drawings. It will be apparent that the figures described below are merely some embodiments of the application.
FIG. 1 is a schematic diagram of the overall circuit structure of the present application;
FIG. 2 is a schematic diagram of a communication waveform according to the present application.
1. A main board; 2. a sub-plate; 3. a first MOS tube; 4. a first resistor; 5. a second MOS tube; 6. a second resistor; 7. a third resistor; 8. a diode; 9. a third MOS tube; 10. a fourth resistor; 11. a fourth MOS transistor; 12. a fifth MOS transistor; 13. a sixth MOS transistor; 14. a fifth resistor; 15. a charging chip; 16. and a solar energy output chip.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. 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.
The single-wire communication system based on the charging wire of the solar panel and the security camera comprises a camera control system and a solar control system, wherein a ground wire is connected between the camera control system and the solar control system, and the camera control system comprises a main board 1, a first level conversion circuit, a first charging switch circuit and a charging circuit; the solar control system comprises a secondary board 2, a second level conversion circuit, a solar output circuit and a second charging switch circuit. The interfaces of the input end of the first charging switch circuit and the output end of the second charging switch circuit are VBUS.
The output end of the second charging switch circuit is connected with the input end of the first charging switch circuit through a charging wire, the first level conversion circuit is electrically connected between the input end of the first charging switch circuit and the main board 1, the second level conversion circuit is electrically connected between the input end of the second charging switch circuit and the auxiliary board 2, the solar energy output circuit is connected with the input end of the second charging switch circuit, and the input end of the first charging switch circuit is connected with the charging circuit. The charging wire is a charging communication dual-purpose wire.
The first level conversion circuit comprises a first MOS tube 3 and a first resistor 4, wherein the source electrode of the first MOS tube 3 is connected with the main board 1 and the communication interface UART_TX_RX, the grid electrode is connected with a 3V power supply, and the drain electrode is connected with the input end of the first charging switch circuit; the first resistor 4 is electrically connected between the gate and the source of the first MOS transistor 3.
The second level conversion circuit comprises a second MOS tube 5 and a second resistor 6, wherein the source electrode of the second MOS tube 5 is connected with the auxiliary board 2 and the communication interface UART_TX_RX, the grid electrode is connected with a 3V power supply, and the drain electrode is connected with the output end of the second charging switch circuit; the second resistor 6 is electrically connected between the gate and the source of the second MOS transistor 5.
The first MOS tube 3 and the second MOS tube 5 are N-type MOS tubes.
The camera control system and the solar control system are internally charged through the solar output circuit, the second charging switch circuit, the charging wire, the first charging switch circuit and the charging circuit.
The camera control system and the solar control system realize bidirectional data transmission through the first level conversion circuit and the second level conversion circuit, and the two-way data transmission can be realized in various modes, namely four modes:
When the communication interface UART_TX_RX outputs a high level, vgs=0 of the first MOS tube 3 and the second MOS tube 5, the first MOS tube 3 and the second MOS tube 5 are closed, and VBUS is boosted and pulled up to 3V to be connected, so that data communication can be realized;
When the communication interface UART_TX_RX outputs a low level, vgs=3V of the first MOS tube 3 and the second MOS tube 5 is larger than the conducting voltage, the first MOS tube 3 and the second MOS tube 5 are conducted, and VBUS is pulled to the low level through the MOS tubes, so that data communication can be realized;
When VBUS outputs a high level, vgs of the first MOS tube 3 and the second MOS tube 5 are unchanged, the first MOS tube 3 and the second MOS tube 5 maintain a closed state, and UART_TX_RX is straightened by 3V by the first resistor 4, so that data communication can be realized;
When the VBUS outputs a low level, the first MOS tube 3 and the second MOS tube 5 are not conducted, but as the body diode 8 is arranged in the first MOS tube 3 and the second MOS tube 5, the body diode 8 in the MOS tube pulls UART_TX_RX to a low level, at the moment, the first MOS tube 3 and the second MOS tube 5 are approximately equal to 3V, the first MOS tube 3 and the second MOS tube 5 are conducted, and the voltage of the UART_TX_RX is further pulled down, so that data communication can be realized.
With reference to fig. 2, the wave peak is 5V and the wave trough is 0V. The solar panel has a 20ms low level and a 20ms high level before each command, and then converts the communication voltage. The time of the communication voltage is kept for 100ms, when the communication voltage is applied, the command is sent after waiting for 20ms, and the security camera returns a response command after the command is sent. After receiving the response, the new data is sent continuously, and if no response exists, the sending is repeated immediately after 100ms timeout.
Therefore, the application can realize the data communication function under the high and low level of UART_TX_RX and the high and low level of VBUS, thereby realizing the charging and data communication functions simultaneously under the condition of 2 connecting wires, and having simple structure and stable communication.
Preferably, the boost circuit comprises a third resistor 7 and a diode 8, wherein the cathode of the diode 8 is connected with the drain electrode of the second MOS tube 5, the anode of the diode is connected with one end of the third resistor 7, and the other end of the third resistor 7 is electrically connected with a 3V power supply. Through setting up boost circuit, can boost to VBUS when first MOS pipe 3 and second MOS pipe 5 close, realize stable communication function.
Preferably, the first charging switch circuit comprises a third MOS tube 9 and a fourth resistor 10, wherein the grid electrode of the third MOS tube 9 is connected with the main board 1, the source electrode of the third MOS tube is connected with a charging wire, and the drain electrode of the third MOS tube is connected with the input end of the charging circuit; the fourth resistor 10 is arranged between the grid electrode of the third MOS tube 9 and the main board 1, one end, close to the main board 1, of the fourth resistor 10 is connected with a 3V power supply, and the third MOS tube 9 is a P-type MOS tube. The solar control system can provide 5V voltage for VBUS, at the moment, the fourth resistor 10 provides 3V level for the drain electrode of the third MOS tube 9 through a 3V power supply, VGS is 2V, VGS is larger than 0V, the third MOS tube 9 is conducted, and 5V of VBUS is provided for the charging circuit through the third MOS tube 9 to charge the battery.
Preferably, the second charging switch circuit comprises a fourth MOS tube 11, a fifth MOS tube 12, a sixth MOS tube 13 and a fifth resistor 14; the grid electrode of the sixth MOS tube 13 is connected with the auxiliary plate 2 and is electrically connected with a 3V power supply, the source electrode is grounded, and the drain electrode is connected with the grid electrodes of the fourth MOS tube 11 and the fifth MOS tube 12; the drain electrode of the fourth MOS tube 11 is connected with the charging wire, the source electrode is connected with the source electrode of the fifth MOS tube 12, the drain electrode of the fifth MOS tube 12 is connected with the output end of the solar output circuit, the fifth resistor 14 is arranged between the grid electrodes of the fourth MOS tube 11 and the fifth MOS tube 12 and the source electrode in parallel, the fourth MOS tube 11 and the fifth MOS tube 12 are both P-type MOS tubes, and the sixth MOS tube 13 is an N-type MOS tube.
When the auxiliary board 2 actively initiates communication, a 5V power supply on the VBUS needs to be turned off, specifically, the auxiliary board 2 outputs a low level to the grid electrode of the sixth MOS tube 13, and the sixth MOS tube 13 is not conducted; the gate voltages of the fourth MOS transistor 11 and the fifth MOS transistor 12 are pulled up through the fifth resistor 14 to form a high level, so that the fourth MOS transistor 11 and the fifth MOS transistor 12 are not conducted, and therefore the 5V voltage provided by the solar output circuit cannot enter into the VBUS through the second charging switch circuit, and at this time, the voltage provided by the VBUS through the boost circuit is approximately equal to 3V, which can be required by the auxiliary board 2 for communication.
When charging is required, the auxiliary board 2 provides a high level for the sixth MOS tube 13, the sixth MOS tube 13 is conducted, the grid electrodes of the fourth MOS tube 11 and the fifth MOS tube 12 are grounded, the grid electrodes of the fourth MOS tube 11 and the fifth MOS tube 12 form a low level, the fourth MOS tube 11 and the fifth MOS tube 12 are conducted, and the solar energy output circuit can provide a 5V power supply for the VBUS through the fourth MOS tube 11 and the fifth MOS tube 12.
Preferably, the charging circuit comprises a charging chip 15, wherein the 1 interface of the charging chip 15 is a charging interface, the 4 interface is grounded, and the 5 interface is an input interface and is connected with the drain electrode of the third MOS tube 9; the solar output circuit comprises a solar output chip 16, wherein the 4 interface of the solar output chip 16 is grounded, and the 5 interface is an output interface and is connected with the drain electrode of the fifth MOS tube 12.
The No. 1 interface of the main board 1 is grounded, the No. 2 interface is connected with the drain electrode of the third MOS tube 9, the No. 3 interface and the No. 5 interface are connected with the source electrode of the first MOS tube 3, and the main board 1 outputs a low level by controlling the No. 2 interface, so that the third MOS tube 9 is conducted, and the charging function is realized.
The No.1 interface of the auxiliary board 2 is grounded, the No.2 interface is connected with the grid electrode of the sixth MOS tube 13, the No. 3 interface and the No. 5 interface are connected with the source electrode of the second MOS tube 5, and the auxiliary board 2 outputs high level through controlling the No.2 interface to realize the charging function.
Preferably, in the isolated charging process, 5V voltage is formed at two ends of the charging line, and a voltage difference exists between an interface of the main board 1 connected with the first MOS tube 3 and an interface of the auxiliary board 2 connected with the second MOS tube 5, so that damage to chips in the main board 1 and the web is avoided.
Finally, it should be noted that: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
Finally: the foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (2)
1. A charging wire single-wire communication system based on a solar panel and a security camera is characterized in that: the solar energy charging system comprises a camera control system and a solar energy control system, wherein a ground wire is connected between the camera control system and the solar energy control system, and the camera control system comprises a main board (1), a first level conversion circuit, a first charging switch circuit and a charging circuit; the solar control system comprises a secondary board (2), a second level conversion circuit, a solar output circuit and a second charging switch circuit;
The output end of the second charging switch circuit is connected with the input end of the first charging switch circuit through a charging wire, the first level conversion circuit is electrically connected between the input end of the first charging switch circuit and the main board (1), the second level conversion circuit is electrically connected between the input end of the second charging switch circuit and the auxiliary board (2), the solar output circuit is connected with the input end of the second charging switch circuit, and the input end of the first charging switch circuit is connected with the charging circuit; the charging wire is a charging communication dual-purpose wire;
The first level conversion circuit comprises a first MOS tube (3) and a first resistor (4), wherein a source electrode of the first MOS tube (3) is connected with the main board (1) and the communication interface, a grid electrode is connected with a 3V power supply, and a drain electrode is connected with an input end of the first charging switch circuit; the first resistor (4) is electrically connected between the grid electrode and the source electrode of the first MOS tube (3);
The second level conversion circuit comprises a second MOS tube (5) and a second resistor (6), wherein a source electrode of the second MOS tube (5) is connected with the auxiliary board (2) and the communication interface, a grid electrode is connected with a 3V power supply, and a drain electrode is connected with an output end of the second charging switch circuit; the second resistor (6) is electrically connected between the grid electrode and the source electrode of the second MOS tube (5); the second level conversion circuit is also provided with a boost circuit;
the first MOS tube (3) and the second MOS tube (5) are N-type MOS tubes;
The first charging switch circuit comprises a third MOS tube (9) and a fourth resistor (10), wherein the grid electrode of the third MOS tube (9) is connected with the main board (1), the source electrode of the third MOS tube is connected with the charging line, and the drain electrode of the third MOS tube is connected with the input end of the charging circuit; the fourth resistor (10) is arranged between the grid electrode of the third MOS tube (9) and the main board (1), one end, close to the main board (1), of the fourth resistor (10) is connected with a 3V power supply, and the third MOS tube (9) is a P-type MOS tube;
the second charging switch circuit comprises a fourth MOS tube (11), a fifth MOS tube (12), a sixth MOS tube (13) and a fifth resistor (14); the grid electrode of the sixth MOS tube (13) is connected with the auxiliary plate (2) and is electrically connected with a 3V power supply, the source electrode is grounded, and the drain electrode is connected with the grid electrodes of the fourth MOS tube (11) and the fifth MOS tube (12); the drain electrode of the fourth MOS tube (11) is connected with the charging wire, the source electrode of the fourth MOS tube (11) is connected with the source electrode of the fifth MOS tube (12), the drain electrode of the fifth MOS tube (12) is connected with the output end of the solar output circuit, the fifth resistor (14) is arranged between the grid electrodes of the fourth MOS tube (11) and the fifth MOS tube (12) and the source electrode in parallel, the fourth MOS tube (11) and the fifth MOS tube (12) are both P-type MOS tubes, and the sixth MOS tube (13) is an N-type MOS tube;
The charging circuit comprises a charging chip (15), wherein a1 interface of the charging chip (15) is a charging interface, a 4 interface is grounded, and a5 interface is an input interface and is connected with the drain electrode of the third MOS tube (9); the solar energy output circuit comprises a solar energy output chip (16), wherein a 4 interface of the solar energy output chip (16) is grounded, and a5 interface is an output interface and is connected with a drain electrode of a fifth MOS tube (12);
In the isolated charging process, 5V voltage is formed at two ends of a charging line, and voltage difference exists between an interface of the main board (1) connected with the first MOS tube (3) and an interface of the auxiliary board (2) connected with the second MOS tube (5).
2. The solar panel and security camera based charging line single-wire communication system according to claim 1, wherein: the boost circuit comprises a third resistor (7) and a diode (8), wherein the cathode of the diode (8) is connected with the drain electrode of the second MOS tube (5), the anode of the diode is connected with one end of the third resistor (7), and the other end of the third resistor (7) is electrically connected with a 3V power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410280687.2A CN117880624B (en) | 2024-03-12 | 2024-03-12 | Charging wire single-wire communication system based on solar panel and security camera |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410280687.2A CN117880624B (en) | 2024-03-12 | 2024-03-12 | Charging wire single-wire communication system based on solar panel and security camera |
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| CN117880624A CN117880624A (en) | 2024-04-12 |
| CN117880624B true CN117880624B (en) | 2024-06-11 |
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| CN202410280687.2A Active CN117880624B (en) | 2024-03-12 | 2024-03-12 | Charging wire single-wire communication system based on solar panel and security camera |
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| CN102387352A (en) * | 2011-11-17 | 2012-03-21 | 大连理工大学 | Video monitoring system adopting wind/solar complementary power supply under wireless Mesh network |
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| WO2018049955A1 (en) * | 2016-09-14 | 2018-03-22 | 深圳源创智能照明有限公司 | Solar street light control system |
| CN208548748U (en) * | 2018-08-13 | 2019-02-26 | 中山市中泰能科技有限公司 | A kind of solar power supply apparatus with communication function |
| CN215173694U (en) * | 2021-01-25 | 2021-12-14 | 扬州鸿熙电气有限公司 | But security protection video monitoring device of solar charging |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200951347A (en) * | 2008-06-06 | 2009-12-16 | Acbel Polytech Inc | LED road lamp to report the power data in real-time |
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- 2024-03-12 CN CN202410280687.2A patent/CN117880624B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102387352A (en) * | 2011-11-17 | 2012-03-21 | 大连理工大学 | Video monitoring system adopting wind/solar complementary power supply under wireless Mesh network |
| WO2018049955A1 (en) * | 2016-09-14 | 2018-03-22 | 深圳源创智能照明有限公司 | Solar street light control system |
| CN107435906A (en) * | 2017-08-11 | 2017-12-05 | 营口临潼维宁科技有限公司 | A kind of wind-solar hybrid intelligent monitors security protection street lamp |
| CN208548748U (en) * | 2018-08-13 | 2019-02-26 | 中山市中泰能科技有限公司 | A kind of solar power supply apparatus with communication function |
| CN215173694U (en) * | 2021-01-25 | 2021-12-14 | 扬州鸿熙电气有限公司 | But security protection video monitoring device of solar charging |
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| CN117880624A (en) | 2024-04-12 |
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