CN115273262A - Image data acquisition system and method thereof - Google Patents
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- CN115273262A CN115273262A CN202210777950.XA CN202210777950A CN115273262A CN 115273262 A CN115273262 A CN 115273262A CN 202210777950 A CN202210777950 A CN 202210777950A CN 115273262 A CN115273262 A CN 115273262A
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- 238000004891 communication Methods 0.000 claims abstract description 13
- 239000003990 capacitor Substances 0.000 claims description 33
- 239000003381 stabilizer Substances 0.000 claims description 13
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 4
- 229910052744 lithium Inorganic materials 0.000 claims description 4
- 229910044991 metal oxide Inorganic materials 0.000 claims description 3
- 150000004706 metal oxides Chemical class 0.000 claims description 3
- 239000004065 semiconductor Substances 0.000 claims description 3
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- 238000013480 data collection Methods 0.000 claims 1
- 239000013307 optical fiber Substances 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000007689 inspection Methods 0.000 description 2
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C1/00—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people
- G07C1/10—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people together with the recording, indicating or registering of other data, e.g. of signs of identity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/38—Services specially adapted for particular environments, situations or purposes for collecting sensor information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
- H04W52/0229—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal where the received signal is a wanted signal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
- H04W84/12—WLAN [Wireless Local Area Networks]
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Abstract
The invention provides an image data acquisition system and a method thereof, wherein the system comprises: wiFi camera, power control panel, low-power consumption WiFi module, battery module and solar panel. The wireless remote awakening device has a WIFI remote awakening function, only a WiFi camera needs to be installed at a dead angle, acquired data are transmitted in a wireless mode, an external cable or an optical fiber is not needed, and the wireless remote awakening device is simple and convenient to install; when the WiFi camera is in a dormant state, the low-power-consumption WIFI module can work independently and keeps communication connection with the mobile terminal, and the mobile terminal can wake the WiFi camera up through a wake-up instruction to monitor dead corners and is low in power consumption.
Description
Technical Field
The invention relates to the technical field of robot inspection, in particular to an image data acquisition system and an image data acquisition method.
Background
The transformer substation robot can not patrol at the place with dead angles in the patrol process, so that the monitoring range of the robot is incomplete, and potential safety hazards are easily generated.
At present, two corresponding methods are available in the market, the first method is to erect a reflector at a dead angle, select a proper angle to reflect an image at a mark and take a picture, but the method has a light reflection phenomenon, and after a long time, a mirror surface is dirty, so that the imaging effect is poor; the other mode is that a fixed camera is arranged at a dead angle, and an image acquired by the camera is transmitted to a robot background through a cable or an optical fiber.
Disclosure of Invention
The invention solves the problems that: a fixed camera is arranged at a dead angle, and an image acquired by the camera is transmitted to a robot background through a cable or an optical fiber, so that the installation is inconvenient, the construction quantity is large, and the cost is high.
In order to solve the above problem, in one aspect, the present invention provides an image data acquisition system, wherein the system includes:
the system comprises a WiFi camera, a power supply control board, a low-power-consumption WiFi module, a battery module and a solar panel;
the WiFi camera is electrically connected with the power supply control board and is used for collecting image data and wirelessly transmitting the image data to the mobile terminal;
the power supply control board is electrically connected with the low-power-consumption WiFi module and the battery and used for outputting a corresponding control signal to the battery module according to the wake-up signal output by the low-power-consumption WiFi module and triggering the battery module to supply power to the WiFi camera;
the low-power-consumption WiFi module is used for receiving a wake-up instruction wirelessly sent by the mobile terminal and outputting a wake-up signal to the power control board based on the wake-up instruction;
the battery module is used for supplying power to the power supply control board, receiving a control signal and supplying power to the WiFi camera;
the solar panel is electrically connected with the battery module and used for absorbing sunlight and converting the sunlight into electric energy to be output to the battery module for storage.
Preferably, the power control board includes a voltage stabilizing module, and the specific circuit includes:
a voltage stabilizer U8 and capacitors C37, C38, C39, C40;
Preferably, the power control board includes a power control module, and the specific circuit includes:
the LED driving circuit comprises a singlechip U5, a power supply PW, a camera power supply PW1, a connector P0, a diode D1, a light emitting diode LED, a triode Q2, an MOS (metal oxide semiconductor) tube Q1, resistors R7, R8, R9 and R12, and capacitors C9 and C10;
a port 4 of the single chip microcomputer U5 is connected with the rear end of a resistor R7 and the front end of a capacitor C9, the front end of the resistor R7 is connected with a +3.3V power supply, the rear end of the capacitor C9 is connected with GND, a port 7 of the single chip microcomputer U5 is connected with GND, a port 8 of the single chip microcomputer U5 is connected with the +3.3V power supply, and a port 12 of the single chip microcomputer U5 outputs a signal POW _ EN;
the front end of a resistor R8 is connected with an output signal POW _ EN, the rear end of the resistor R8 is connected with the base electrode of a triode Q2, the emitting electrode of the triode Q2 is connected with GND, the collecting electrode of the triode Q2 is connected with the grid electrode of an MOS tube Q1 and the rear end of a resistor R9, the source electrode of the MOS tube Q1 is connected with the front end of the resistor R9, a 12V power supply, the negative electrode of a diode D1 and the front end of a capacitor C10, the positive electrode of the diode D1 is connected with a port 2 of a power supply PW, a port 1 of the power supply PW is connected with the rear end of the capacitor C10 and AGND, the drain electrode of the MOS tube Q1 is connected with VDD and a port 1 of a camera power supply PW1, and a port 2 of the camera power supply PW1 is connected with GND;
the port 1 of the connector P0 is connected with a +3.3V power supply, the port 2 of the connector P0 is connected with the rear end of a resistor R12, the front end of the resistor R12 is connected with the anode of a light-emitting diode (LED), and the cathode of the LED is connected with the port 11 of the singlechip U5.
Preferably, the specific circuit of the low-power WiFi module includes:
a WiFi module P1;
the port 1 of the WiFi module P1 is connected with the port 14 of the single chip microcomputer U5, the port 2 of the WiFi module P1 is connected with the port 2 of the single chip microcomputer U5, the port 3 of the WiFi module P1 is connected with the port 1 of the single chip microcomputer U5, the port 4 of the WiFi module P1 is connected with GND, the port 5 of the WiFi module P1 is connected with VDD, and the port 6 of the WiFi module P1 outputs a signal EN to the port 13 of the single chip microcomputer U5.
Preferably, the device further comprises an interface module, and the specific circuit comprises:
an interface ST-051;
the port 1 of the interface ST-051 is connected with a +3.3V power supply, the port 2 of the interface ST-051 is connected with the port 3 of the singlechip U5, the port 3 of the interface ST-051 is connected with GND, and the port 4 of the interface ST-051 is connected with the port 4 of the singlechip U5.
Preferably, the mobile terminal is a patrol robot.
Preferably, the battery module includes a lithium battery.
In another aspect, the present invention further provides an image data acquisition method, which employs the image data acquisition system as described above, wherein the method includes the following steps:
s1, installing an image data acquisition system at each dead angle, and enabling a WiFi camera to be in a dormant state;
s2, when the mobile terminal patrols the dead angle, the mobile terminal is in communication connection with a low-power-consumption WIFI module of the image data acquisition system through a wireless communication module of the mobile terminal;
s3, the mobile terminal sends a wake-up instruction to the low-power-consumption WIFI module, and the low-power-consumption WIFI module outputs a wake-up signal to the power control panel based on the wake-up instruction;
s4, the power control board receives the wake-up signal and outputs a corresponding control signal to the battery module, the battery module is triggered to supply power to the WiFi camera, and the WiFi camera enters a wake-up state from a dormant state;
s5, the WiFi camera collects image data at a dead corner and transmits the image data to the mobile terminal through the low-power-consumption WIFI module;
and S6, after the image data transmission is finished, the mobile terminal is far away from a dead corner and is disconnected from the low-power-consumption WIFI module in communication connection, and the WiFi camera enters a dormant state.
Compared with the prior art, the image data acquisition system and the method thereof have the following beneficial effects:
(1) The wireless remote awakening device has a WIFI remote awakening function, only a WiFi camera needs to be installed at a dead angle, acquired data are transmitted in a wireless mode, an external cable or an optical fiber is not needed, and the wireless remote awakening device is simple and convenient to install;
(2) According to the invention, when the WiFi camera is in a dormant state, the low-power-consumption WIFI module can work independently and is in communication connection with the mobile terminal, and the mobile terminal can wake up the WiFi camera through the wake-up instruction to monitor dead corners, so that the power consumption is low.
Drawings
FIG. 1 is a schematic diagram of an image data acquisition system of the present invention;
FIG. 2 is a circuit diagram of a voltage regulation module according to the present invention;
FIG. 3 is a circuit diagram of a power control module of the present invention;
FIG. 4 is a circuit diagram of a low power WiFi module of the present invention;
fig. 5 is a circuit diagram of an interface module according to the present invention.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
Example one
There is provided an image data acquisition system, as shown in fig. 1, wherein the system comprises:
the WiFi camera, the power supply control board, the low-power-consumption WiFi module, the battery module and the solar panel;
the WiFi camera is electrically connected with the power control board and is used for collecting image data and wirelessly transmitting the image data to the mobile terminal;
the power supply control board is electrically connected with the low-power-consumption WiFi module and the battery and used for outputting a corresponding control signal to the battery module according to the wake-up signal output by the low-power-consumption WiFi module and triggering the battery module to supply power to the WiFi camera;
the low-power-consumption WiFi module is used for receiving a wake-up instruction wirelessly sent by the mobile terminal and outputting a wake-up signal to the power control board based on the wake-up instruction;
the battery module is used for supplying power to the power supply control board, receiving a control signal and supplying power to the WiFi camera;
the solar panel is electrically connected with the battery module and used for absorbing sunlight and converting the sunlight into electric energy to be output to the battery module for storage.
Wherein, the power control board includes a voltage stabilizing module, as shown in fig. 2, the specific circuit includes:
a voltage regulator U8 and capacitors C37, C38, C39, C40;
The regulator is model LP2985A, and a fixed output, low dropout regulator provides excellent performance for both portable and non-portable applications, which is cost effective. The product series can provide voltages of 1.8V, 2.5V, 2.8V, 2.9V, 3V, 3.1V, 3.3V, 5V and 10V, the output tolerance of the A version is 1% (the non A version is 1.5%), and the continuous load current of 150mA can be provided. Standard regulator characteristics such as over-current and over-temperature protection are also included.
Wherein, the power control board includes power control module, as shown in fig. 3, the concrete circuit includes:
the LED driving circuit comprises a singlechip U5, a power supply PW, a camera power supply PW1, a connector P0, a diode D1, a light-emitting diode LED, a triode Q2, an MOS (metal oxide semiconductor) tube Q1, resistors R7, R8, R9 and R12, and capacitors C9 and C10;
a port 4 of the single chip microcomputer U5 is connected with the rear end of a resistor R7 and the front end of a capacitor C9, the front end of the resistor R7 is connected with a +3.3V power supply, the rear end of the capacitor C9 is connected with GND, a port 7 of the single chip microcomputer U5 is connected with GND, a port 8 of the single chip microcomputer U5 is connected with the +3.3V power supply, and a port 12 of the single chip microcomputer U5 outputs a signal POW _ EN;
the front end of a resistor R8 is connected with an output signal POW _ EN, the rear end of the resistor R8 is connected with a base electrode of a triode Q2, an emitting electrode of the triode Q2 is connected with GND, a collecting electrode of the triode Q2 is connected with a grid electrode of an MOS tube Q1 and the rear end of a resistor R9, a source electrode of the MOS tube Q1 is connected with the front end of the resistor R9, a 12V power supply, a negative electrode of a diode D1 and the front end of a capacitor C10, a positive electrode of the diode D1 is connected with a port 2 of a power supply PW, a port 1 of the power supply PW is connected with the rear end of the capacitor C10 and AGND, a drain electrode of the MOS tube Q1 is connected with VDD and a port 1 of a camera power supply PW1, and a port 2 of the camera power supply PW1 is connected with GND;
the port 1 of the connector P0 is connected with a +3.3V power supply, the port 2 of the connector P0 is connected with the rear end of a resistor R12, the front end of the resistor R12 is connected with the anode of a light-emitting diode (LED), and the cathode of the LED is connected with the port 11 of the single chip microcomputer U5.
The single chip microcomputer is STM8L051F3, and is provided with 8KB Flash, a 16MHz CPU and an integrated EEPROM; the model of the MOS tube is IRLML6402.
As shown in fig. 4, the low-power WiFi module includes:
a WiFi module P1;
the port 1 of the WiFi module P1 is connected with the port 14 of the single chip microcomputer U5, the port 2 of the WiFi module P1 is connected with the port 2 of the single chip microcomputer U5, the port 3 of the WiFi module P1 is connected with the port 1 of the single chip microcomputer U5, the port 4 of the WiFi module P1 is connected with GND, the port 5 of the WiFi module P1 is connected with VDD, and the port 6 of the WiFi module P1 outputs a signal EN to the port 13 of the single chip microcomputer U5.
The WiFi module is of an ESP8285 model, is a highly integrated Wi-Fi chip, and can meet the requirements of users due to low power consumption, compact design and high stability. The system has complete and systematic Wi-Fi network function, can be independently applied, and can also be used as a slave to be carried on other host MCUs for use. When the ESP8285 is independently applied, the method can be directly started from an external flash. An antenna switch, a radio frequency balun, a power amplifier, a low noise amplifier, a filter and a power management module are integrated.
Wherein, still include the interface module, as shown in fig. 5, the specific circuit includes:
an interface ST-051;
the port 1 of the interface ST-051 is connected with a +3.3V power supply, the port 2 of the interface ST-051 is connected with the port 3 of the singlechip U5, the port 3 of the interface ST-051 is connected with GND, and the port 4 of the interface ST-051 is connected with the port 4 of the singlechip U5.
And the interface ST-051 is used for downloading and debugging the singlechip.
Wherein, mobile terminal is inspection robot.
The patrol robot patrols to the dead corner and is in wireless communication connection with the low-power-consumption WIFI module.
Wherein the battery module includes a lithium battery.
The lithium battery is used for storing electric energy and supplying power to other modules.
The image data acquisition system in the embodiment has a WIFI remote wake-up function, only a WiFi camera is required to be installed at a dead angle, acquired data are transmitted in a wireless mode, an external cable or an optical fiber is not required, and the image data acquisition system is simple and convenient to install; when the WiFi camera is in a dormant state, the low-power-consumption WIFI module can work independently and is in communication connection with the mobile terminal, the mobile terminal can wake up the WiFi camera through the wake-up instruction to monitor dead corners, and power consumption is low.
Example two
There is provided an image data acquisition method using the image data acquisition system according to the first embodiment, wherein the method includes the following steps:
s1, installing an image data acquisition system at each dead angle, and enabling a WiFi camera to be in a dormant state;
s2, when the mobile terminal patrols the dead angle, the mobile terminal is in communication connection with a low-power-consumption WIFI module of the image data acquisition system through a wireless communication module of the mobile terminal;
s3, the mobile terminal sends a wake-up instruction to the low-power-consumption WIFI module, and the low-power-consumption WIFI module outputs a wake-up signal to the power control panel based on the wake-up instruction;
s4, the power supply control board receives the awakening signal and outputs a corresponding control signal to the battery module, the battery module is triggered to supply power to the WiFi camera, and the WiFi camera enters an awakening state from a dormant state;
s5, the WiFi camera collects image data at a dead corner and transmits the image data to the mobile terminal through the low-power-consumption WIFI module;
s6, after the image data transmission is completed, the mobile terminal is far away from a dead angle position, the mobile terminal is disconnected from the low-power-consumption WIFI module in communication, and the WiFi camera enters a dormant state.
In this embodiment, adopt a control panel to receive the robot instruction and control the camera power, the control panel drives the MOS pipe through a low-power consumption singlechip and opens and turn off the power, and the singlechip chooses STM8L series low-power consumption singlechip for use, sets up 10 seconds and starts once to detect and have awakening up the instruction, does not then continue dormancy.
The image data acquisition method in the embodiment uses a wireless mode, specifically uses a WIFI camera + solar energy + storage battery mode, the camera is in a dormant state through power management in a flat time, when the robot patrols the place, the robot wakes up the camera by a specified instruction, the camera is connected with the robot to transmit images, and after transmission is completed, the robot sends the dormant instruction again to enable the camera to be dormant.
Although the present invention has been disclosed above, the scope of the present invention is not limited thereto. Various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are intended to be within the scope of the invention.
Claims (8)
1. An image data acquisition system, characterized in that the system comprises:
the WiFi camera, the power supply control board, the low-power-consumption WiFi module, the battery module and the solar panel;
the WiFi camera is electrically connected with the power supply control board and is used for collecting image data and wirelessly transmitting the image data to the mobile terminal;
the power supply control board is electrically connected with the low-power-consumption WiFi module and the battery and used for outputting a corresponding control signal to the battery module according to the wake-up signal output by the low-power-consumption WiFi module and triggering the battery module to supply power to the WiFi camera;
the low-power-consumption WiFi module is used for receiving a wake-up instruction wirelessly sent by the mobile terminal and outputting a wake-up signal to the power control board based on the wake-up instruction;
the battery module is used for supplying power to the power supply control board, receiving a control signal and supplying power to the WiFi camera;
the solar panel is electrically connected with the battery module and used for absorbing sunlight and converting the sunlight into electric energy to be output to the battery module for storage.
2. The image data acquisition system according to claim 1, wherein the power control board comprises a voltage stabilizing module, and the specific circuit comprises:
a voltage regulator U8 and capacitors C37, C38, C39, C40;
ports 1 and 3 of a voltage stabilizer U8 are connected with the front ends of a 12V power supply and a capacitor C37, a port 2 of the voltage stabilizer U8 is connected with the back ends of GND and the capacitor C37, a port 5 of the voltage stabilizer U8 is connected with the front ends of a +3.3V power supply and a capacitor C40, a port 4 of the voltage stabilizer U8 is connected with the front ends of capacitors C38 and C39, and the back ends of the capacitors C38, C39 and C40 are connected with GND.
3. The image data acquisition system of claim 2, wherein the power control board comprises a power control module, and the specific circuit comprises:
the LED driving circuit comprises a singlechip U5, a power supply PW, a camera power supply PW1, a connector P0, a diode D1, a light-emitting diode LED, a triode Q2, an MOS (metal oxide semiconductor) tube Q1, resistors R7, R8, R9 and R12, and capacitors C9 and C10;
a port 4 of the single chip microcomputer U5 is connected with the rear end of a resistor R7 and the front end of a capacitor C9, the front end of the resistor R7 is connected with a +3.3V power supply, the rear end of the capacitor C9 is connected with GND, a port 7 of the single chip microcomputer U5 is connected with GND, a port 8 of the single chip microcomputer U5 is connected with the +3.3V power supply, and a port 12 of the single chip microcomputer U5 outputs a signal POW _ EN;
the front end of a resistor R8 is connected with an output signal POW _ EN, the rear end of the resistor R8 is connected with the base electrode of a triode Q2, the emitting electrode of the triode Q2 is connected with GND, the collecting electrode of the triode Q2 is connected with the grid electrode of an MOS tube Q1 and the rear end of a resistor R9, the source electrode of the MOS tube Q1 is connected with the front end of the resistor R9, a 12V power supply, the negative electrode of a diode D1 and the front end of a capacitor C10, the positive electrode of the diode D1 is connected with a port 2 of a power supply PW, a port 1 of the power supply PW is connected with the rear end of the capacitor C10 and AGND, the drain electrode of the MOS tube Q1 is connected with VDD and a port 1 of a camera power supply PW1, and a port 2 of the camera power supply PW1 is connected with GND;
the port 1 of the connector P0 is connected with a +3.3V power supply, the port 2 of the connector P0 is connected with the rear end of a resistor R12, the front end of the resistor R12 is connected with the anode of a light-emitting diode (LED), and the cathode of the LED is connected with the port 11 of the singlechip U5.
4. The image data acquisition system of claim 1, wherein the low-power WiFi module comprises a specific circuit:
a WiFi module P1;
the port 1 of the WiFi module P1 is connected with the port 14 of the single chip microcomputer U5, the port 2 of the WiFi module P1 is connected with the port 2 of the single chip microcomputer U5, the port 3 of the WiFi module P1 is connected with the port 1 of the single chip microcomputer U5, the port 4 of the WiFi module P1 is connected with GND, the port 5 of the WiFi module P1 is connected with VDD, and the port 6 of the WiFi module P1 outputs a signal EN to the port 13 of the single chip microcomputer U5.
5. The image data acquisition system of claim 1, further comprising an interface module, the specific circuit comprising:
an interface ST-051;
the port 1 of the interface ST-051 is connected with a +3.3V power supply, the port 2 of the interface ST-051 is connected with the port 3 of the singlechip U5, the port 3 of the interface ST-051 is connected with GND, and the port 4 of the interface ST-051 is connected with the port 4 of the singlechip U5.
6. The image data collection system according to claim 1, wherein the mobile terminal is a patrol robot.
7. The image data acquisition system according to claim 1, wherein the battery module comprises a lithium battery.
8. An image data acquisition method employing the image data acquisition system according to any one of claims 1 to 7, characterized by comprising the steps of:
s1, installing an image data acquisition system at each dead angle, wherein a WiFi camera is in a dormant state;
s2, when the mobile terminal patrols the dead angle, the mobile terminal is in communication connection with a low-power-consumption WIFI module of the image data acquisition system through a wireless communication module of the mobile terminal;
s3, the mobile terminal sends a wake-up instruction to the low-power-consumption WIFI module, and the low-power-consumption WIFI module outputs a wake-up signal to the power control panel based on the wake-up instruction;
s4, the power supply control board receives the awakening signal and outputs a corresponding control signal to the battery module, the battery module is triggered to supply power to the WiFi camera, and the WiFi camera enters an awakening state from a dormant state;
s5, the WiFi camera collects image data at a dead corner and transmits the image data to the mobile terminal through the low-power-consumption WIFI module;
s6, after the image data transmission is completed, the mobile terminal is far away from a dead angle position, the mobile terminal is disconnected from the low-power-consumption WIFI module in communication, and the WiFi camera enters a dormant state.
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| CN112020031A (en) * | 2020-09-09 | 2020-12-01 | 成都智联科鸿电子科技有限公司 | Low-power consumption thing allies oneself with communication device based on wireless awakening of low frequency and wiFi |
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