CN115134524A - Intelligent vehicle-mounted camera control system based on Internet of things - Google Patents
Intelligent vehicle-mounted camera control system based on Internet of things Download PDFInfo
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- CN115134524A CN115134524A CN202210730726.5A CN202210730726A CN115134524A CN 115134524 A CN115134524 A CN 115134524A CN 202210730726 A CN202210730726 A CN 202210730726A CN 115134524 A CN115134524 A CN 115134524A
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/02—Bodies
- G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
- G03B17/14—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets interchangeably
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B30/00—Camera modules comprising integrated lens units and imaging units, specially adapted for being embedded in other devices, e.g. mobile phones or vehicles
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The invention relates to the technical field of artificial intelligence, and provides an intelligent vehicle-mounted camera control system based on the Internet of things, which comprises: the light detection assembly is connected with the input end of the main control module, the output end of the main control module is connected with the input end of the light filter control module and used for sending a delayed control instruction to the light filter control module according to the illumination intensity information, the power end of the light filter control module is connected with the power module, and the output end of the light filter control module is connected with the light filter switcher; the invention can intelligently adjust the optical filter of the vehicle-mounted camera, so that the vehicle-mounted camera has clear camera shooting effect under different brightness.
Description
Technical Field
The invention relates to the technical field of camera control systems, in particular to an intelligent vehicle-mounted camera control system based on the Internet of things.
Background
With the development of society, the application of vehicle-mounted cameras is more and more extensive, because the vehicle-mounted cameras have inconsistent image pickup effect under different illumination conditions in the daytime or at night, and the single optical filter has poor effect and cannot meet the requirements under different light conditions, an IR-CUT technology is generated, namely, an optical filter switcher is arranged at the camera, the optical filter switcher is provided with 2 optical filters, one optical filter switcher is used for filtering infrared light when the light brightness is high, the other optical filter switcher is used for fully transmitting light when the light brightness is poor, 2 lenses are controlled by a motor for switching, the existing vehicle-mounted camera is arranged in a vehicle and is provided with interactive devices such as keys, the optical filter switcher is arranged at the camera, and when a user finds that the image pickup picture is poor due to light change, the optical filter switcher can be controlled by the interactive devices, so that the vehicle-mounted camera uses different optical filters, but the intelligent degree of the control mode is low, the user is required to manually switch, the operation is inconvenient, and the user does not manually switch in time when the light is poor, so that the camera shooting is not clear at the moment.
Disclosure of Invention
The invention solves the problem of how to intelligently adjust the optical filter of the vehicle-mounted camera so that the vehicle-mounted camera has a clear camera effect under different brightness.
In order to solve the above problems, the invention provides an intelligent vehicle-mounted camera control system based on the internet of things, which comprises: power module, host system, light detection subassembly, camera interface circuit and light filter control module, the input termination of camera interface circuit host system, output are used for connecting the camera, be provided with the light filter switch on the camera, the light detection subassembly with host system's input is connected for give the illumination intensity information who detects for host system, host system's output with light filter control module's input is connected, is used for the basis illumination intensity information is right light filter control module sends delayed control command, light filter control module's power end with power module connects, and the output is used for connecting the light filter switch to drive according to above-mentioned control command the switching of light filter is accomplished to the light filter switch.
Furthermore, the optical filter control module comprises a switcher driving circuit, the switcher driving circuit comprises a first transceiver and a first driving chip, a first signal end of the first transceiver is connected with the output end of the main control module, a second signal end of the first transceiver is connected with the control end of the first driving chip, the enabling end of the first transceiver is connected with the power module, the main control module is used for isolating the control command of the main control module and then outputting the control command to the first driving chip, the reverse signal is prevented, the enabling end of the first driving chip is connected with the ground, two output ends of the first driving chip are respectively connected with two ends of the optical filter switcher, and the first driving chip is used for managing output voltages at two ends of the optical filter switcher so as to control the action of the optical filter switcher.
Furthermore, the optical filter control module further comprises a detection circuit and an alarm circuit, the detection circuit is connected with the main control module and used for uploading the detected motion state information of the optical filter switcher to the main control module, and the alarm circuit is connected with the main control module and used for controlling the main control module to send out an alarm when the motion state of the optical filter switcher is abnormal.
Furthermore, the detection circuit comprises a position detection circuit and a vibration sensor, the output end of the position detection circuit is connected with the main control module, the input end of the position detection circuit is used for being connected with a position sensing device, the position sensing device is arranged at the position, close to the optical filter, of the two sides of the optical filter switcher, and the position sensing device is used for detecting the in-place switching state of the optical filter; the vibration sensor is arranged on the optical filter switcher and electrically connected with the main control module, and is used for detecting vibration information generated when the optical filter switcher acts and transmitting the vibration information to the main control module.
Furthermore, the position detection circuit comprises a second transceiver and a detection interface circuit, the input end of the detection interface circuit is used for connecting the position sensing device, the output end of the detection interface circuit is connected with the second signal end of the second transceiver, the enabling end of the second transceiver is grounded, the first signal end of the detection interface circuit is connected with the input end of the main control module, and the second transceiver is used for isolating the position signal detected by the position sensing device and then outputting the position signal to the main control module.
Furthermore, the alarm circuit comprises a first triode and an alarm element, wherein the first end of the alarm element is connected with the power module, the second end of the alarm element is connected with the collector electrode of the first triode, the base electrode of the first triode is connected with the main control module, and the emitter electrode of the first triode is grounded.
Further, still include communication module, communication module includes:
the WIFI communication circuit is connected with the main control module and is used for carrying out WIFI communication with vehicle-mounted equipment;
the GSM communication circuit is connected with the main control module and is used for carrying out remote wireless communication with the user mobile terminal;
and the USB communication circuit is connected with the main control module and is used for carrying out USB communication with the user mobile terminal.
Further, still include the camera and rotate control module, the camera rotates control module and includes rotation control chip circuit and H bridge drive circuit, the input of rotation control chip circuit with host system's output is connected, the output with H bridge drive circuit's controlled end is connected, is used for according to host system's control, it is right H bridge drive circuit sends and rotates drive signal, H bridge drive circuit's power end with power module connects, and output end rotates the motor, it with bear the weight of the cloud platform drive connection of camera to rotate the motor, H bridge drive circuit is used for control the operation and the direction of rotating the motor.
Furthermore, the camera rotation control module further comprises an optical coupling isolation chip, an input end of the optical coupling isolation chip is connected with an output end of the main control module, and an output end of the optical coupling isolation chip is connected with an input end of the rotation control chip circuit.
Furthermore, the voice module is connected with the main control module and used for receiving voice information of a user and transmitting the voice information to the main control module.
Compared with the prior art, the invention has the beneficial effects that:
when the vehicle-mounted camera adopting the control system of the invention is used, the camera interface circuit is connected with the camera, the camera collects pictures in the vehicle, at the moment, the light detection component arranged on the vehicle-mounted camera can collect illumination intensity information in the vehicle and transmit the illumination intensity information to the main control module, the main control module sends a control instruction to the light filter switcher when judging that the illumination environment changes to reach the set value according to the internal program setting, the light filter switcher is driven to complete the switching of the light filter, so as to meet the requirements of ambient light, the automatic switching of the light filter switcher under different light environments is completed, the light filter of the vehicle-mounted camera is intelligently adjusted, so that the vehicle-mounted camera has clear camera shooting effects under different brightness, the instability of manual adjustment is avoided, meanwhile, compared with the mode of direct control by adopting a switching device, the main control module is adopted, the main control module can be set according to the procedure, according to illumination intensity information is right the light filter control module sends the control command of time delay, when light changes suddenly, adopts the control command of time delay, can avoid having people or thing to cover the light detection subassembly suddenly for a short time, has so not only prevented the frequent action of light filter switch, protects the light filter switch, also avoids the light filter malfunction to change and causes the picture of making a video recording undulant, guarantees the effect of making a video recording, simultaneously, information such as time delay can be according to the program control of demand at main control module, and intelligent degree is higher.
Drawings
FIG. 1 is a schematic overall schematic structural view of the present invention;
FIG. 2 is a schematic diagram of a main control module according to the present invention;
FIG. 3 is a schematic diagram of a schematic structure of a camera interface circuit according to the present invention;
FIG. 4 is a schematic diagram of the filter control module according to the present invention;
FIG. 5 is a schematic diagram of a position detection circuit according to the present invention;
FIG. 6 is a schematic structural diagram of a vibration sensor according to the present invention;
FIG. 7 is a schematic diagram of the alarm circuit of the present invention;
fig. 8 is a schematic structural diagram of a WIFI communication circuit according to the present invention;
FIG. 9 is a schematic diagram of a GSM communication circuit according to the present invention;
FIG. 10 is a schematic diagram of a USB communication circuit according to the present invention;
FIG. 11 is a schematic structural diagram of a camera rotation control module according to the present invention;
FIG. 12 is a schematic diagram of a voice 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.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be a mechanical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description herein, references to the terms "an embodiment," "one embodiment," and "one implementation," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or implementation is included in at least one embodiment or example implementation of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or implementation. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or implementations.
As shown in fig. 1, an embodiment of the present invention provides an intelligent vehicle-mounted camera control system based on the internet of things, including: power module, host system, light detection subassembly, camera interface circuit and light filter control module, the input termination of camera interface circuit host system, output are used for connecting the camera, be provided with the light filter switch on the camera, the light detection subassembly with host system's input is connected for give the illumination intensity information who detects for host system, host system's output with light filter control module's input is connected, is used for the basis illumination intensity information is right light filter control module sends delayed control command, light filter control module's power end with power module connects, and the output is used for connecting the light filter switch to drive according to above-mentioned control command the switching of light filter is accomplished to the light filter switch.
It should be noted that, when the vehicle-mounted camera adopting the control system of the present invention is in use, the camera interface circuit is connected to the camera, the camera collects the images in the vehicle, the camera interface circuit please refer to fig. 3, at this time, the light detection assembly arranged on the vehicle-mounted camera can collect the illumination intensity information in the vehicle and transmit the illumination intensity information to the main control module, in this embodiment, the main control module can adopt a single chip microcomputer control chip with the model number K210, as shown in fig. 2, the main control module sets according to an internal program, when judging that the illumination environment changes to reach the set value, sends a control instruction to the optical filter switcher, drives the optical filter switcher, completes the switching of the optical filter, so as to meet the requirements of the ambient light, completes the automatic switching of the optical filter switcher, intelligently adjusts the optical filter of the vehicle-mounted camera under different light environments, so that the vehicle-mounted camera has clear camera shooting effects under different luminances, the instability of manual regulation is avoided, meanwhile, compared with a mode of direct control by adopting a switch device, the main control module is adopted, the main control module can be set according to a program, a delayed control instruction is sent to the optical filter control module according to the illumination intensity information, when light is suddenly changed, the delayed control instruction is adopted, the situation that a person or an object suddenly and temporarily covers the optical detection assembly can be avoided, for example, the person passes through the optical detection assembly, when the light detection assembly is blocked, the main control module judges the change of the light environment after receiving the illumination intensity information, the control instruction is sent to the optical filter switcher after 5 seconds of delay, when the person leaves, the main control module judges the recovery of the light environment after receiving the illumination intensity information, the control instruction can be cancelled, when the person passes through a dark environment, the light environment is continuously changed, and the optical filter switcher receives the control instruction after the delay, the optical filter switching is completed, so that not only is the frequent action of the optical filter switcher prevented, the optical filter switcher is protected, the fluctuation of a shooting picture caused by the misoperation change of the optical filter is avoided, the shooting effect is ensured, meanwhile, information such as time delay can be adjusted according to the program of the main control module, and the intelligent degree is higher.
In an embodiment of the present invention, as shown in fig. 4, the optical filter control module includes a switch driving circuit, the switch driving circuit includes a first transceiver and a first driving chip, a first signal end of the first transceiver is connected to an output end of the main control module, a second signal end of the first transceiver is connected to a control end of the first driving chip, an enable end of the first transceiver is connected to the power module, and is configured to isolate a control command of the main control module and output the control command to the first driving chip, and prevent a reverse signal, an enable end of the first driving chip is connected to ground, two output ends of the first driving chip are respectively connected to two ends of the optical filter switch, and the first driving chip is configured to manage output voltages to the two ends of the optical filter switch, so as to control the operation of the optical filter switch.
It should be noted that, in fig. 4, the model of the first transceiver U3 may be 74LVC1T45W6-7, since the enable end of the first transceiver U3 is connected to the power module and is at a high level, a signal of the first transceiver U3 can only be transmitted from the first signal end to the second signal end, when the main control module sends a control command to the first signal end of the first transceiver U3, the first transceiver U3 isolates the control command and outputs the control command to the first driving chip U1, so as to filter an interference signal in the control command and prevent a reverse signal, the first driving chip U1 may adopt a filter switcher driving chip having a model AP1511B, the enable end of the first driving chip U1 is grounded, when the control command received by the first driving chip is controlled to be at a high level, the first output end outputs a positive voltage, the second output end outputs a negative voltage, when the control command received by the control end is at a low level, the first output end outputs negative voltage, the second output end outputs positive voltage, and because the two output ends of the first driving chip U1 are respectively connected with the two power supply end ends of the optical filter switcher, the voltage at the two ends of the optical filter switcher can be changed by changing the level signal of the control instruction, so that the switching of the optical filter is completed, and the accurate control of the main control module on the switching of the optical filter is realized.
In an embodiment of the present invention, the optical filter control module further includes a detection circuit and an alarm circuit, the detection circuit is connected to the main control module and is configured to upload the detected motion state information of the optical filter switcher to the main control module, and the alarm circuit is connected to the main control module and is configured to be controlled by the main control module to send an alarm when the motion state of the optical filter switcher is abnormal.
It should be noted that, the detection circuit detects the action state of the optical filter switcher in real time and uploads the action state to the main control module, and the main control module performs judgment according to the program, and can process the action state of the optical filter switcher in time when the action state of the optical filter switcher is abnormal, for example, after a control signal is sent, the main control module tries to send out the control signal again when the detection circuit finds that the optical filter switcher does not act, so as to determine whether the optical filter switcher is abnormal or not, and if necessary, the main control module sends out an alarm through the alarm circuit to remind a user of paying attention, so as to avoid that the image pickup picture is not clear because the optical filter switcher is abnormally and not switched in time.
In an embodiment of the present invention, the detection circuit includes a position detection circuit and a vibration sensor, an output end of the position detection circuit is connected to the main control module, an input end of the position detection circuit is used for connecting a position sensing device, the position sensing device is disposed at a position close to the optical filter on two sides of the optical filter switcher, and the position sensing device is used for detecting a switch-in-place state of the optical filter; the vibration sensor is arranged on the optical filter switcher and electrically connected with the main control module, and is used for detecting vibration information generated when the optical filter switcher acts and transmitting the vibration information to the main control module.
It should be noted that the position sensing devices are disposed on the two sides of the optical filter switcher near the optical filter, the position sensing devices can adopt infrared correlation sensors or micro travel switches, when the optical filter is switched, if the optical filter is switched, the position sensing devices on the two sides of the optical filter switcher can sense the optical filter, if the position sensing device does not sense the optical filter, the main control module receives the switch signal of the position sensing device through the position detection circuit, and then judges that the optical filter is not switched in place, and can send out an alarm signal, or can send out a driving signal to the optical filter control module again, so as to avoid the situation that the image pickup picture is not clear due to the optical filter not being switched in place, the vibration sensor detects the vibration information when the optical filter switcher acts, and transmits the vibration information to the main control module, if the vibration information is not in the set reasonable range when the optical filter switcher acts, for example, after the main control module sends out a driving signal, the information sent back by the position detection circuit and the vibration sensor is not found, the optical filter switching is not found, and the vibration is not found, so that the problem of the power supply or the motor of the optical filter switcher can be judged.
In an embodiment of the present invention, the position detection circuit includes a second transceiver and a detection interface circuit, an input end of the detection interface circuit is used for connecting the position sensing device, an output end of the detection interface circuit is connected to a second signal end of the second transceiver, an enable end of the second transceiver is grounded, a first signal end of the second transceiver is connected to an input end of the main control module, and the second transceiver is used for isolating a position signal detected by the position sensing device and outputting the isolated position signal to the main control module.
It should be noted that, as shown in fig. 5, the enable end of the second transceiver U2 is grounded, signals can only be transmitted from the second signal end to the first signal end, the switch signal sent by the position sensing device enters the second signal end of the second transceiver U2 through the detection interface circuit, the first signal end of the second transceiver U2 transmits the switch signal to the main control module, and the switch signal is isolated by the second transceiver U2, so that a reverse current is prevented, stability of the detection signal is ensured, and the main control module can better determine the operation state of the optical filter switcher.
In an embodiment of the present invention, the alarm circuit includes a first triode and an alarm element, a first end of the alarm element is connected to the power supply module, a second end of the alarm element is connected to a collector of the first triode, a base of the first triode is connected to the main control module, and an emitter of the first triode is grounded.
It should be noted that, as shown in fig. 7, the main control module sends an alarm control signal to the base of the first triode, the first triode is turned on, the first end of the alarm element is connected to the power module, the second end is grounded, the two ends are powered on to send the alarm signal, the triode is used as a switch drive, the control is stable, the number of used elements is small, the alarm element is suitable for being used on a small-sized device such as a vehicle-mounted camera, the alarm element can be a BUZZER, an alarm lamp and the like, in fig. 7, the 2-circuit alarm circuit respectively adopts the BUZZER1 and the alarm lamp LED3, and the combination is combined with each other to better remind a user.
In one embodiment of the present invention, the mobile terminal further comprises a communication module, wherein the communication module comprises:
the WIFI communication circuit is connected with the main control module as shown in fig. 8 and is used for carrying out WIFI communication with the vehicle-mounted equipment;
a GSM communication circuit, as shown in fig. 9, connected to the main control module, and configured to perform remote wireless communication with a user mobile terminal;
the USB communication circuit, as shown in fig. 10, is connected to the main control module, and is configured to perform USB communication with the user mobile terminal.
The system can carry out WIFI communication with the vehicle-mounted equipment through the WIFI communication circuit, and the main control module can transmit the acquired picture information to the automobile display screen, so that the display screen is convenient to check; through the GSM communication circuit, the main control module can remotely transmit the acquired picture information to the user mobile terminal, so that the user can remotely check the picture in the vehicle, and the user can also adjust the setting in the main control module at the mobile terminal; as shown in fig. 10, the USB communication circuit includes a USB interface J2, and the user mobile terminal can connect to the USB interface through a data line through the USB interface J2, so as to view and adjust the program or data in the main control module.
In an embodiment of the present invention, the present invention further includes a camera rotation control module, the camera rotation control module includes a rotation control chip circuit and an H-bridge driving circuit, an input end of the rotation control chip circuit is connected to an output end of the main control module, an output end of the rotation control chip circuit is connected to a controlled end of the H-bridge driving circuit, and is configured to send a rotation driving signal to the H-bridge driving circuit according to control of the main control module, a power source end of the H-bridge driving circuit is connected to the power source module, an output end of the H-bridge driving circuit is connected to a rotation motor, the rotation motor is drivingly connected to a pan/tilt head that carries the camera, and the H-bridge driving circuit is configured to control operation and direction of the rotation motor.
It should be noted that, in order to adjust the orientation of the vehicle-mounted camera and conveniently monitor each position in the vehicle, in this embodiment, a camera rotation control module is provided, as shown in fig. 11, a rotation control chip circuit adopts chips U8 and U9 of type IR2104STRPBF, an H bridge driving circuit includes MOS transistors Q4-Q7 arranged in an H shape, controlled ends of the chips U8 and U9 are connected with a main control module, 7 and 5 pins of the chips U8 and U9 are output ends, which are controlled by the main control module to send driving signals, only one of 7 and 5 pins of the chips U8 and U9 sends driving signals at the same time, when the pan-tilt head needs to rotate, a 7 pin of the chip U8 sends driving signals, a Q4 is turned on, a first pin of the rotation motor M1 is connected to a 12V voltage, a 5 pin of the chip U9 sends driving signals, a Q7 is turned on, a second pin of the rotation motor M1 is grounded, and 12V voltages are loaded at two ends of the rotation motor M1, the rotating motor M1 rotates, and the rotating motor M1 is in driving connection with a holder bearing the camera, so that the holder is driven to move, and the direction of the camera is adjusted; when the cloud platform reverse action is required, chip U8, the signal of master control is received to D6, chip U8's 5 pins send drive signal, MOS pipe Q6 switches on, the first end ground connection of rotating motor M1, chip U9's 7 pins send drive signal, MOS pipe Q5 switches on, the second termination 12V voltage of rotating motor M1, the motor reversal, thereby drive the cloud platform reversal, but the cloud platform positive direction rotates, the position of convenient quick adjustment camera, shoot the assigned position.
In an embodiment of the present invention, the camera rotation control module further includes an optical coupling isolation chip, an input end of the optical coupling isolation chip is connected to an output end of the main control module, and an output end of the optical coupling isolation chip is connected to an input end of the rotation control chip circuit.
It should be noted that, as shown in fig. 11, in this embodiment, when the rotation control signal sent by the main control module is sent to the rotation control chip circuit, photoelectric isolation is also performed through the optical coupling isolation chip U7, so as to filter noise in the control signal, so that the control signal is more stable, and thus the rotation of the camera is more accurately controlled.
In an embodiment of the present invention, as shown in fig. 12, the present invention further includes a voice module, where the voice module is connected to the main control module, and is configured to receive voice information of a user and transmit the voice information to the main control module.
It should be noted that, when a user sends out voice information, the voice module can recognize the voice information and transmit the voice information to the main control module, and the main control module can send out a control signal to the optical filter control module or the camera rotation control module according to a recognized voice instruction, so that the optical filter switcher and the camera holder can be controlled according to the voice information of the user, and the user sends out voice, so that the switching control of the optical filter and the reverse control of camera shooting can be completed, and the intelligent control is realized.
Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to be within the scope of the present disclosure.
Claims (10)
1. The utility model provides an on-vehicle camera control system of wisdom based on thing networking which characterized in that includes: power module, host system, light detection subassembly, camera interface circuit and light filter control module, the input termination of camera interface circuit host system, output are used for connecting the camera, be provided with the light filter switch on the camera, the light detection subassembly with host system's input is connected for give the illumination intensity information who detects host system, host system's output with light filter control module's input is connected, is used for the basis illumination intensity information is right light filter control module sends delayed control command, light filter control module's power end with power module connects, and the output is used for connecting the light filter switch, with according to control command drive the light filter switch accomplishes the switching of light filter.
2. The intelligent vehicle-mounted camera control system based on the Internet of things of claim 1, the filter control module comprises a switcher drive circuit, the switcher drive circuit comprises a first transceiver and a first drive chip, the first signal end of the first transceiver is connected with the output end of the main control module, the second signal end is connected with the control end of the first driving chip, so that the enabling end is connected with the power supply module, is used for isolating the control instruction of the main control module and then outputting the control instruction to the first driving chip and preventing reverse signals, the enabling end of the first driving chip is grounded, two output ends are respectively connected with two ends of the optical filter switcher, the first driving chip is used for managing output voltages to two ends of the optical filter switcher so as to control the optical filter switcher to act.
3. The intelligent vehicle-mounted camera control system based on the internet of things as claimed in claim 2, wherein the filter control module further comprises a detection circuit and an alarm circuit, the detection circuit is connected with the main control module and is used for uploading detected information of the action state of the filter switcher to the main control module, and the alarm circuit is connected with the main control module and is used for controlling the main control module to give an alarm when the action state of the filter switcher is abnormal.
4. The intelligent vehicle-mounted camera control system based on the internet of things as claimed in claim 3, wherein the detection circuit comprises a position detection circuit and a vibration sensor, an output end of the position detection circuit is connected with the main control module, an input end of the position detection circuit is used for being connected with a position sensing device, the position sensing device is arranged at a position close to the optical filter on two sides of the optical filter switcher, and the position sensing device is used for detecting the in-place switching state of the optical filter; the vibration sensor is arranged on the optical filter switcher and electrically connected with the main control module, and is used for detecting vibration information generated when the optical filter switcher acts and transmitting the vibration information to the main control module.
5. The intelligent vehicle-mounted camera control system based on the internet of things according to claim 4, wherein the position detection circuit comprises a second transceiver and a detection interface circuit, an input end of the detection interface circuit is used for being connected with the position sensing device, an output end of the detection interface circuit is connected with a second signal end of the second transceiver, an enabling end of the second transceiver is grounded, a first signal end of the second transceiver is connected with an input end of the main control module, and the second transceiver is used for isolating a position signal detected by the position sensing device and outputting the isolated position signal to the main control module.
6. The intelligent vehicle-mounted camera control system based on the internet of things as claimed in claim 3, wherein the alarm circuit comprises a first triode and an alarm element, a first end of the alarm element is connected with the power supply module, a second end of the alarm element is connected with a collector electrode of the first triode, a base electrode of the first triode is connected with the main control module, and an emitter electrode of the first triode is grounded.
7. The intelligent vehicle-mounted camera control system based on the internet of things of claim 1, further comprising a communication module, wherein the communication module comprises:
the WIFI communication circuit is connected with the main control module and is used for carrying out WIFI communication with the vehicle-mounted equipment;
the GSM communication circuit is connected with the main control module and is used for carrying out remote wireless communication with the user mobile terminal;
and the USB communication circuit is connected with the main control module and is used for carrying out USB communication with the user mobile terminal.
8. The intelligent vehicle-mounted camera control system based on the internet of things as claimed in claim 1, further comprising a camera rotation control module, wherein the camera rotation control module comprises a rotation control chip circuit and an H-bridge driving circuit, an input end of the rotation control chip circuit is connected with an output end of the main control module, an output end of the rotation control chip circuit is connected with a controlled end of the H-bridge driving circuit, the rotation control chip circuit is used for sending a rotation driving signal to the H-bridge driving circuit according to the control of the main control module, a power supply end of the H-bridge driving circuit is connected with the power supply module, an output end of the H-bridge driving circuit is connected with a rotation motor, the rotation motor is in driving connection with a holder carrying the camera, and the H-bridge driving circuit is used for controlling the operation and direction of the rotation motor.
9. The intelligent vehicle-mounted camera control system based on the internet of things as claimed in claim 8, wherein the camera rotation control module further comprises an optical coupling isolation chip, an input end of the optical coupling isolation chip is connected with an output end of the main control module, and an output end of the optical coupling isolation chip is connected with an input end of the rotation control chip circuit.
10. The intelligent vehicle-mounted camera control system based on the internet of things according to claim 8, further comprising a voice module, wherein the voice module is connected with the main control module and used for receiving voice information of a user and transmitting the voice information to the main control module.
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