CN207117798U - Monitoring system - Google Patents
Monitoring system Download PDFInfo
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- CN207117798U CN207117798U CN201720978458.3U CN201720978458U CN207117798U CN 207117798 U CN207117798 U CN 207117798U CN 201720978458 U CN201720978458 U CN 201720978458U CN 207117798 U CN207117798 U CN 207117798U
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- monitoring device
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Abstract
The application is related to Signal and Information Processing technical field, more particularly to how to provide rational illumination in order to monitoring device be operated pattern switching the problem of.In the embodiment of the present application, light sensor device separates with monitoring device, the position that light sensor device can determine installation according to being actually needed, without the restriction of monitored equipment.Flexibility and the convenience of installation can be improved.Moreover, the collection of light sensor device be shooting area illumination, the truth of shooting area can be reflected, there is provided accurate data, in order to which monitoring device determines mode of operation, and carry out the switching of mode of operation to monitoring device.
Description
Technical field
The application is related to Signal and Information Processing technical field, more particularly to monitoring system.
Background technology
With the raising of awareness of safety, monitoring device application is widely popularized.In order under different environmental conditions
High-quality picture effect can be obtained, the monitoring device of multi-operation mode is more and more.For example, infrared monitoring equipment can be in coloured silk
Switch between color pattern and white-black pattern.Specifically, when the illumination of ambient light is sufficiently high, infrared monitoring equipment is operated in colour
Pattern, infrared lamp are closed；When the illumination of ambient light is low arrives certain threshold value, infrared monitoring equipment is switched to white-black pattern,
Open infrared lamp light filling simultaneously.
It is substantially at present by the light-sensitive element (such as photo resistance or phototriode) in monitoring device to be shone
Degree detection, then carries out the switching of above-mentioned mode of operation according to the illumination detected.
In existing monitoring device, due to the needs of structure design, light-sensitive element is all embedded in monitoring device, i.e.,
Light-sensitive element has inside contracting for certain distance to the outer surface of monitoring device.As shown in figure 1, be light-sensitive element 101, it is interior embedded to monitoring
The schematic diagram of equipment, 102 represent the outer surface of monitoring device.
But as shown in Fig. 2 this embedded design can cause the light into light-sensitive element to reduce, simultaneously as light
Quick element internal sensitive chip area very little, is actually irradiated to the light quantity on sensitive chip with regard to less.Prior art is in order to change
It is apt to this problem, such as Fig. 3, increases the light for entering light-sensitive element by way of increasing convex lens at the top of light-sensitive element
Amount.
Inventor is had found, although increase convex lens can increase the light quantity into light-sensitive element, this method is taken stopgap measures
Do not effect a permanent cure, still can not provide accurate illumination to be under special circumstances operated the switching of pattern.A kind of typical application
Scene is as shown in figure 4, the illumination region A light of illuminating lamp is very bright, but monitoring device is in illumination region A, monitoring device
The illumination of surrounding is still dark.So regardless of whether using convex lens, the illumination that light-sensitive element obtains is all relatively low so that monitoring
Equipment can be operated under white-black pattern, and carries out infrared light filling.But illumination region light is very bright, monitoring device should work
Make under color mode.
In summary, it is necessary to a kind of new monitoring system, in order to enable monitoring device accurately to determine mode of operation.
Utility model content
The embodiment of the present application provides monitoring system, to solve that accurate illumination can not be provided in the prior art to carry out work
The problem of switching of operation mode etc..
The embodiment of the present application provides a kind of monitoring system, including monitoring device, light sensor device, wherein：
The light sensor device is arranged in the shooting area of the monitoring device, for gathering the shooting area
The illumination of ambient light, and the illumination of collection is sent to the monitoring device；
The monitoring device, mode of operation is determined for receiving the illumination, and according to the illumination.
Further, the light sensor device is communicated with the monitoring device by communication.
Further, the light sensor device include light-sensitive element, photosensor signal modulate circuit, analog-to-digital conversion module,
First communication interface and wireless communication module, wherein：
The light-sensitive element is used for the photosensor signal for gathering the illumination for characterizing ambient light；
The photosensor signal modulate circuit is used to be sent to the analog-to-digital conversion mould after nursing one's health the photosensor signal
Block；
The analog-to-digital conversion module is used to the photosensor signal after conditioning being converted to data signal；
First communication interface is used to the data signal being sent to the wireless communication module；
The wireless communication module, for being sent to the data signal as the illumination by communication
The monitoring device.
Further, the monitoring device includes monitoring device body, wireless communication unit and the second communication interface, its
In:
The wireless communication unit is used to receive the data signal for being used as illumination by communication, passes through institute
State the second communication interface and the data signal is sent to the monitoring device body；
The monitoring device body determines mode of operation according to the data signal, and is carried out according to the mode of operation of determination
Corresponding adjustment.
Further, the light sensor device is communicated with the monitoring device by wired communication mode.
Further, the light sensor device include light-sensitive element, photosensor signal modulate circuit, analog-to-digital conversion module,
Third communication interface, the first wire signal transceiver module and the communications cable, wherein：
The light-sensitive element is used for the photosensor signal for gathering the illumination for characterizing ambient light；
The photosensor signal modulate circuit is used to be sent to the analog-to-digital conversion mould after nursing one's health the photosensor signal
Block；
The analog-to-digital conversion module is used to the photosensor signal after conditioning being converted to data signal；
The third communication interface is used for by the communications cable that the first wire signal transceiver module connects by described in
Data signal is sent to the monitoring device as the illumination.
Further, the monitoring device includes monitoring device body, the communications cable and the second wire signal transceiver module,
Wherein:
The communications cable is used to that the data signal of coming will to be transmitted from the light sensor device, passes through described second
Wire signal transceiver module is sent to the monitoring device body；
The monitoring device body determines mode of operation according to the data signal, and is carried out according to the mode of operation of determination
Corresponding adjustment.
Further, the monitoring device also includes：
Power supply foldback interface, for electric energy to be conveyed into the light sensor device by power line.
Further, the light sensor device is integrated in the existing sensing equipment of the shooting area, and from described
Electric energy is obtained in existing sensing equipment.
Further, the monitoring device also includes：
Built-in light-sensitive element, for detecting the illumination of built-in photosensitive component ambient ambient light；
The monitoring device, specifically for obtaining the image of the shooting area, and determine the brightness of image；If image
Brightness is more than predetermined luminance and determines that the illumination of the built-in photosensitive element testing is less than default illumination, then receives described photosensitive
The illumination of sensing device collection, and the illumination gathered according to the light sensor device determines mode of operation, wherein predetermined luminance
More than the default illumination.
In the embodiment of the present application, light sensor device separates with monitoring device, and light sensor device can be according to reality
Border it needs to be determined that installation position, without the restriction of monitored equipment.Flexibility and the convenience of installation can be improved.Moreover,
What light sensor device gathered is the illumination of shooting area, can reflect the truth of shooting area, there is provided accurate data
To monitoring device in order to which monitoring device determines mode of operation, and carry out the switching of mode of operation.
Brief description of the drawings
Fig. 1 show the schematic diagram being embedded into light-sensitive element in monitoring device provided in background technology；
The embedded light-sensitive element that Fig. 2 is shown in the monitoring device of background technology offer receives the schematic diagram of light quantity；
The light received after the embedded light-sensitive element addition convex lens that Fig. 3 is shown in the monitoring device of background technology offer
Measure schematic diagram；
Fig. 4 show the application scenarios schematic diagram of background technology offer；
Fig. 5 show one of structural representation of monitoring system of the embodiment of the present application offer；
The monitoring system that Fig. 6 show the embodiment of the present application offer applies the schematic diagram under the application scenarios shown in Fig. 4；
Fig. 7 show one of structural representation of light sensor device of the embodiment of the present application offer；
Fig. 8 show the structural representation of the monitoring device of the embodiment of the present application offer；
Fig. 9 show the structural representation of the monitoring device by taking day and night type video camera ICR as an example of the embodiment of the present application offer
Figure；
Figure 10 show the two of the structural representation of the monitoring system of the embodiment of the present application offer；
Figure 11 show the structural representation of the monitoring system by taking day and night type video camera ICR as an example of the embodiment of the present application offer
Figure.
Embodiment
Inventor has found that the mode of operation of monitoring device should change according to the change of the illumination of shooting area.So
Light-sensitive element is only capable of providing the illumination around it in the prior art, it is clear that has gap with the illumination of shooting area.In view of this, originally
The illumination that shooting area can be obtained in the scheme that application embodiment provides is supplied to monitoring device, and the illumination so obtained is more
It is significant, so mode of operation can be determined more accurately in monitoring device.
For the ease of understanding the technical scheme of the embodiment of the present application offer, the application is implemented with reference to Figure of description
Example is described in further detail.
Reference picture 5, the structural representation of the monitoring system provided for the embodiment of the present application, the system include monitoring device
51st, light sensor device 52, wherein：
The light sensor device 52 is arranged in the shooting area of the monitoring device 51, for gathering the shooting area
The illumination of the ambient light in domain, and the illumination of collection is sent to the monitoring device 51；
The monitoring device 51, mode of operation is determined for receiving the illumination, and according to the illumination.
When it is implemented, monitoring device can determine the mode of operation used according to the illumination switching point of threshold value.
The monitoring system for being illustrated in figure 6 the embodiment of the present application applies the schematic diagram in the scene shown in Fig. 4.It is aobvious and easy
To see, light sensor device separates with monitoring device, the position that light sensor device can determine installation according to being actually needed,
Without the restriction of monitored equipment.Flexibility and the convenience of installation can be improved.Moreover, the collection of light sensor device is to clap
The illumination in region is taken the photograph, the truth of shooting area can be reflected, there is provided accurate data are set to monitoring device in order to monitor
It is standby to determine mode of operation, and carry out the switching of mode of operation.
Wherein, in one embodiment, for the ease of being communicated between light sensor device and monitoring device, the photosensitive biography
Induction device 52 is communicated with the monitoring device 51 by communication.
Specifically, can be with as shown in fig. 7, the light sensor device 52 includes light-sensitive element 521, photosensor signal conditioning electricity
Road 522, ADC523, the first communication interface 524 and wireless communication module 525,
The light-sensitive element 521 is used for the photosensor signal for gathering the illumination for characterizing ambient light；
The photosensor signal modulate circuit 522 is used to be sent to the ADC523 after nursing one's health the photosensor signal；
The ADC523 is used to the photosensor signal after conditioning being converted to data signal；
First communication interface 524 is used to the data signal being sent to the wireless communication module 525；
The wireless communication module 525, for being sent out the data signal as the illumination by communication
Give the monitoring device 51.
Wherein, as shown in fig. 7, ADC523 and the first communication interface 524 can be integrated in processor such as MCU
In (Microcontroller Unit, micro-control unit) 526.
Further, as shown in figure 8, in order to realize the radio communication with light sensor device, the monitoring device 51 is wrapped
Monitoring device body 510, the communication interface 512 of wireless communication unit 511 and second are included, wherein:
The wireless communication unit 511 is used to receive the data signal for being used as illumination by communication, leads to
Cross second communication interface 512 and the data signal is sent to the monitoring device body 510；
The monitoring device body 510 determines mode of operation according to the data signal, and according to the mode of operation of determination
It is adjusted correspondingly.
Wherein, in one embodiment, by taking day and night type video camera ICR as an example, there is channel radio in the application embodiment
The structural representation of the monitoring device of letter ability can be with as shown in figure 9, including wireless communication unit 511, for that will receive
Data signal is sent to MCU81 by the second communication interface 512, for determining mode of operation according to data signal, then basis
The mode of operation of determination is accordingly switched.Such as controlled by IO (Input/Output, input/output interface) 513 corresponding
Drive circuit, such as control ICR switch driving circuits 514 and infrared lamp drive circuit 515.
In fig.9, monitoring device also includes imaging sensor 517 to gather the image of shooting area, and by the figure of collection
Handled as transferring to ISP (Image Signal Processing, image signal processing unit) 82 image processing module 516.
Certainly, when it is implemented, the light sensor device 52 is led to the monitoring device 51 by wired communication mode
Letter.
Such as shown in Figure 10, the light sensor device 52 includes light-sensitive element 1021, photosensor signal modulate circuit
1022nd, ADC1023, third communication interface 1024, the first wire signal transceiver module 1025, the communications cable 1026 is wherein：
The light-sensitive element 1021 is used for the photosensor signal for gathering the illumination for characterizing ambient light；
The photosensor signal modulate circuit 1022 is described for being sent to after nursing one's health the photosensor signal
ADC1023；
The ADC1023 is used to the photosensor signal after conditioning being converted to data signal；
The third communication interface 1024 is used for the order wire connected by the first wire signal transceiver module 1025
The data signal is sent to the monitoring device 51 by cable 1026.
The monitoring device 51 includes monitoring device body 101, the wire signal transceiver module of the communications cable 1026 and second
1027, wherein:
The communications cable 1026 is used to that the data signal come will to be transmitted from the light sensor device 52, passes through institute
State the second wire signal transceiver module 1027 and be sent to the monitoring device body 101；
The monitoring device body 101 determines mode of operation according to the data signal, and according to the mode of operation of determination
It is adjusted correspondingly.
Further, as shown in Figure 10, the monitoring device 51 also includes：Power supply foldback interface 1028, for by electric energy
The power module 1030 of the light sensor device 52 is conveyed to by power line 1029.
Continue by taking ICR day and night type video camera as an example, be the monitoring system provided in the embodiment of the present application as shown in figure 11
Structural representation.The light-sensitive element 1021 of light sensor device 52 is sent after detecting the photosensor signal of the ambient light of shooting area
Nursed one's health to photosensor signal modulate circuit 1022, the ADC1023 being then sent to the photosensor signal after conditioning in MCU is carried out
Analog-to-digital conversion obtains digital information, and data signal is transferred to the first wire signal transceiver module via third communication interface 1024
1025, be then sent to monitoring device 51 via the communications cable 1026 with the first wire signal transceiver module 1025 second has
Line signal transmitting and receiving module 1027, the MCU of monitoring device is by fourth communication interface 1031 from the second wire signal transceiver module
After 1027 obtain data signal, mode of operation is determined according to data signal, corresponding driving electricity is then controlled by I/O port 1032
Road, such as control ICR switch driving circuits 1033, infrared lamp drive circuit 1034.
In fig. 11, monitoring device 51 also includes imaging sensor 1035 to gather the image of shooting area, and will collection
Image transfer to the place of image processing module 1036 of ISP (Image Signal Processing, image signal processing unit)
Reason.
Wherein, in one embodiment, in order to cost-effective, in the embodiment of the present application, the light sensor device 52 can
To be integrated in (not shown) in the existing sensing equipment of the shooting area, and electricity is obtained from the existing sensing equipment
Energy.Existing sensing equipment various types of sensing equipments such as door sensor, water logging, PIR (pyroelectric infrared sensor), all may be used
Using the carrier as light sensor device.So, it is only necessary to increase by a light sensor device in original sensing equipment.
For example, light-sensitive element can be increased, because the power consumption of light-sensitive element in itself is extremely low, original sensing equipment will not be increased excessive
Extra power consumption, sensing equipment still can keep original power supply mode constant (for example battery powered mode).It is such
Using for a light sensor device for only including light-sensitive element is individually done, cost can be reduced.
Wherein, in one embodiment, the monitoring device that the embodiment of the present application provides can not have light-sensitive element, completely
Illumination is obtained by the light sensor device of separate type.Certainly, the monitoring device in the embodiment of the present application can be with built in light
Quick element (not shown), for detecting the illumination of built-in photosensitive component ambient ambient light；Then, when it is implemented, can be by
Monitoring device is come the illumination that determines to use built-in light-sensitive element to gather still using the illumination of light sensor device collection.Specifically
, the monitoring device 51, specifically for obtaining the image of the shooting area, and determine the brightness of image；If image is bright
Degree is more than predetermined luminance and determines that the illumination of the built-in photosensitive element testing is less than default illumination, then receives the photosensitive biography
The illumination that induction device 52 gathers, and the illumination gathered according to the light sensor device 52 determines mode of operation, wherein default bright
Degree is more than the default illumination.
That is, when the illumination that built-in light-sensitive element gathers is less than default illumination, illustrate built-in light-sensitive element
The illumination of the ambient light of surrounding is low, and now, if the brightness of the image of collection is more than predetermined luminance, illustrate shooting area
The illumination of ambient light is not low, then the illumination at this time using the collection of light sensor device is relatively reliable.
Finally it should be noted that：Above example is only to illustrate the technical scheme of the application, rather than its limitations；Although
The application is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from each embodiment technical scheme of the application spirit and
Scope.
Claims (10)
- A kind of 1. monitoring system, it is characterised in that including monitoring device, light sensor device, wherein：The light sensor device is arranged in the shooting area of the monitoring device, for gathering the environment of the shooting area The illumination of light, and the illumination of collection is sent to the monitoring device；The monitoring device, mode of operation is determined for receiving the illumination, and according to the illumination.
- 2. system according to claim 1, it is characterised in that the light sensor device passes through nothing with the monitoring device Line communication mode communicates.
- 3. system according to claim 2, it is characterised in that the light sensor device includes light-sensitive element, photosensitive letter Number modulate circuit, analog-to-digital conversion module, the first communication interface and wireless communication module, wherein：The light-sensitive element is used for the photosensor signal for gathering the illumination for characterizing ambient light；The photosensor signal modulate circuit is used to be sent to the analog-to-digital conversion module after nursing one's health the photosensor signal；The analog-to-digital conversion module is used to the photosensor signal after conditioning being converted to data signal；First communication interface is used to the data signal being sent to the wireless communication module；The wireless communication module, it is described for being sent to using the data signal as the illumination by communication Monitoring device.
- 4. system according to claim 3, it is characterised in that the monitoring device includes monitoring device body, channel radio Believe unit and the second communication interface, wherein:The wireless communication unit is used to be used as the data signal of illumination by communication reception, passes through described the The data signal is sent to the monitoring device body by two communication interfaces；The monitoring device body determines mode of operation according to the data signal, and is carried out accordingly according to the mode of operation of determination Adjustment.
- 5. system according to claim 1, it is characterised in that the light sensor device is with the monitoring device by having Line communication mode communicates.
- 6. system according to claim 5, it is characterised in that the light sensor device includes light-sensitive element, photosensitive letter Number modulate circuit, analog-to-digital conversion module, third communication interface, the first wire signal transceiver module and the communications cable, wherein：The light-sensitive element is used for the photosensor signal for gathering the illumination for characterizing ambient light；The photosensor signal modulate circuit is used to be sent to the analog-to-digital conversion module after nursing one's health the photosensor signal；The analog-to-digital conversion module is used to the photosensor signal after conditioning being converted to data signal；The third communication interface is used for the communications cable by the first wire signal transceiver module connection by the numeral Signal is sent to the monitoring device as the illumination.
- 7. system according to claim 6, it is characterised in that the monitoring device includes monitoring device body, order wire Cable and the second wire signal transceiver module, wherein:The communications cable is used to that the data signal of coming will to be transmitted from the light sensor device, wired by described second Signal transmitting and receiving module is sent to the monitoring device body；The monitoring device body determines mode of operation according to the data signal, and is carried out accordingly according to the mode of operation of determination Adjustment.
- 8. system according to claim 7, it is characterised in that the monitoring device also includes：Power supply foldback interface, for electric energy to be conveyed into the light sensor device by power line.
- 9. system according to claim 1, it is characterised in that the light sensor device is integrated in the shooting area In existing sensing equipment, and electric energy is obtained from the existing sensing equipment.
- 10. according to any described system in claim 1-9, it is characterised in that the monitoring device also includes：Built-in light-sensitive element, for detecting the illumination of built-in photosensitive component ambient ambient light；The monitoring device, specifically for obtaining the image of the shooting area, and determine the brightness of image；If the brightness of image More than predetermined luminance and determine that the illumination of the built-in photosensitive element testing is less than default illumination, then receive the light sensor The illumination of device collection, and the illumination gathered according to the light sensor device determines mode of operation, wherein predetermined luminance is more than The default illumination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720978458.3U CN207117798U (en) | 2017-08-07 | 2017-08-07 | Monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720978458.3U CN207117798U (en) | 2017-08-07 | 2017-08-07 | Monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207117798U true CN207117798U (en) | 2018-03-16 |
Family
ID=61583251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720978458.3U Active CN207117798U (en) | 2017-08-07 | 2017-08-07 | Monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207117798U (en) |
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2017
- 2017-08-07 CN CN201720978458.3U patent/CN207117798U/en active Active
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