CN203780443U - Vehicle-mounted monitoring system - Google Patents
Vehicle-mounted monitoring system Download PDFInfo
- Publication number
- CN203780443U CN203780443U CN201320595804.1U CN201320595804U CN203780443U CN 203780443 U CN203780443 U CN 203780443U CN 201320595804 U CN201320595804 U CN 201320595804U CN 203780443 U CN203780443 U CN 203780443U
- Authority
- CN
- China
- Prior art keywords
- chip
- embedded processing
- processing chip
- vehicle
- monitoring system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Landscapes
- Closed-Circuit Television Systems (AREA)
Abstract
The utility model belongs to the technical field of monitoring and provides a vehicle-mounted monitoring system. On the basis of the prior art, a thread control switch and a thread controller are added. The thread controller opens up threads with the corresponding number according to user operation under the state that the thread control switch is turned on and opens up threads with the corresponding number according to the number of connected cameras in a self-adaptation mode under the state that the thread control switch is turned off. Accordingly, the number of video encoding threads in an embedded type processing chip and the number of the cameras are the same, so that embedded type resources are fully used, then system operation efficiency is improved, and usability is high.
Description
Technical field
The utility model belongs to monitoring technique field, relates in particular to a kind of vehicle-mounted monitoring system.
Background technology
Along with growth in the living standard, increasing family has purchased private car, in convenient trip, has brought hidden danger to a certain degree also indirectly to autre vie property safety.
For this reason, prior art has proposed vehicle-mounted monitoring system, and as shown in Figure 1, it at least comprises: a plurality of camera, mould/number conversion chip, embedded processing chip, memory devices that are arranged on vehicle body.Its principle of work is: a plurality of cameras are Real-time Collection vision signal from different perspectives; Mould/number conversion chip to camera collection to vision signal carry out mould/number conversion, to convert analog video signal to digital video signal; Embedded processing chip, in order to adopt the video compression algorithm (as: H264 etc.) of high compression ratio, after digital video signal is compressed, is saved in memory device.Utilize this vehicle-mounted monitoring system, both can realize chaufeur to the on-the-spot real-time monitoring of driving a vehicle, also can afterwards by call and playback memory device in vision signal, the reason that analysis event occurs, greatly reduces traffic safety hidden danger.
The above-mentioned vehicle-mounted monitoring system that prior art provides mostly is four road Ji Huo No. eight machines, when system electrifying startup, embedded processing chip produces the fixedly Video coding thread of way, but be not in fact that every road Video coding thread all can be always in Processing tasks state, so just, can cause system resource to be consumed and not to be utilized, can not utilize limited system resource to process mission critical, cause the waste of system resource.Because embedded resource is relatively limited, the low running efficiency of system that makes of resource utilization is low simultaneously, and ease for use is poor
Utility model content
The purpose of this utility model is to provide a kind of vehicle-mounted monitoring system, be intended to solve in existing vehicle-mounted monitoring system, embedded processing chip produces the fixedly Video coding thread of way after electrifying startup, makes resource utilization ratio low, operating efficiency is low, the problem that ease for use is poor.
The utility model is achieved in that a kind of vehicle-mounted monitoring system, and described system comprises that at least one is arranged on camera, embedded processing chip and first memory on car body, and described system also comprises:
Thread control switch;
Connect described Thread control switch and described embedded processing chip, when described Thread control switch during in open mode according to user's operation open up respective number in described embedded processing chip thread or when described Thread control switch during in off state self adaptation open up the thread controller of the thread of respective number in described embedded processing chip.
Further, described first memory connects described embedded processing chip, and described system can also comprise:
Connect described camera and described embedded processing chip, the analog video signal of described camera output is converted to mould/number conversion chip of exporting to described embedded processing chip after digital video signal.
Further, described system can also comprise:
Connect described embedded processing chip, obtain this car locating data Ji Ben garage's vehicle speed and export to the drive recorder of described embedded processing chip.
Further, described drive recorder can comprise:
Second memory;
The input/output interface that connects described embedded processing chip;
Obtain the GPS module of this car locating data;
Obtain the car speed sensor of this garage vehicle speed;
Connect described GPS module, described car speed sensor, described input/output interface and described second memory, described car locating data and described garage's vehicle speed are carried out after pretreatment being exported to described embedded processing chip and pretreated described car locating data and described garage's vehicle speed being stored into the microprocessor of described second memory by described input/output interface.
In said system, described embedded processing chip can be that model is the chip of Hi3515.
In addition, described system can also comprise:
Connect described embedded processing chip, the described digital video signal after the compression of described embedded processing chip and/or pretreated described car locating data and described garage's vehicle speed are sent to the wireless communication module of wireless network.
Now, described wireless communication module can be 3G module.
Further, described embedded processing chip can be that model is the chip U1 of Hi3515, described wireless communication module can be that model is the chip U5 of MC509, described first memory can be SD card U6, described thread controller can be that model is the chip U2 of LPC1778, described mould/number conversion chip can be that model is the chip U4 of TW2867, and described camera can be that model is the sensor U3 of OV9715;
Now, described chip U1 connects described chip U2 by RS232 interface, and described chip U1 connects described chip U5 by USB interface, and described chip U1 connects described chip U4 by I2S bus.
The vehicle-mounted monitoring system the utility model proposes is on existing basis, increases Thread control switch and thread controller.Thread controller is under Thread control switch opens state, according to user's operation, open up the thread of respective number, and under Thread control switch off state, according to the camera number self adaptation connecting, open up the thread of respective number, make the Video coding number of threads in embedded processing chip consistent with the quantity of camera, to make full use of the embedded resource of system, and then improve running efficiency of system, ease for use is strong.
Accompanying drawing explanation
Fig. 1 is the constructional drawing of the vehicle-mounted monitoring system that provides of prior art;
Fig. 2 is the constructional drawing of the vehicle-mounted monitoring system that provides of the utility model embodiment mono-;
Fig. 3 is the constructional drawing of the vehicle-mounted monitoring system that provides of the utility model embodiment bis-;
Fig. 4 is the constructional drawing of Fig. 3 middle rolling car recording instrument;
Fig. 5 is the constructional drawing of the vehicle-mounted monitoring system that provides of the utility model embodiment tri-.
Fig. 6 is in the vehicle-mounted monitoring system that provides of the utility model embodiment tri-, the circuit diagram of embedded processing chip, thread controller, wireless communication module, first memory, camera and mould/number conversion chip.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
The problem existing for prior art, the vehicle-mounted monitoring system the utility model proposes is on existing basis, increases Thread control switch and thread controller.Thread controller, under Thread control switch opens state, is opened up the thread of respective number according to user's operation, and under Thread control switch off state, according to the camera number self adaptation connecting, opens up the thread of respective number.Below with reference to embodiment, describe implementation of the present utility model in detail:
embodiment mono-
The utility model embodiment mono-provides a kind of vehicle-mounted monitoring system, as shown in Figure 2, comprising: first memory 4; At least one is arranged on car body, Real-time Collection is also exported the camera 1 of the on-the-spot analog video signal of driving; Connect camera 1, convert the analog video signal of camera 1 output to export after digital video signal mould/number conversion chip 2; Connecting die/number conversion chip 2 and first memory 4, will mould/number conversion chip be stored in the embedded processing chip 3 of first memory 4 after the digital video signal compression of 2 outputs.
Unlike the prior art, in order to realize making full use of of system resource, the vehicle-mounted monitoring system that the utility model embodiment mono-provides also comprises: Thread control switch 5; Connection lead process control switch 5 and embedded processing chip 3, when Thread control switch 5 during in open mode according to user's operation open up respective number in embedded processing chip 3 thread or when Thread control switch 5 during in off state self adaptation open up the thread controller 6 of the thread of respective number in embedded processing chip 3.
In the utility model embodiment mono-, Thread control switch 5 open or off state is manually controlled by user.When Thread control switch 5 is during in off state, the state of thread controller 6 interface that detection mould/number conversion chip 2 is connected with camera 1 automatically, and then detect the quantity of camera 1, and according to the quantity of camera 1, open up the thread of respective number in embedded processing chip 3, thereby realize the self adaptation adjusting of number of threads.
In the utility model embodiment mono-, embedded processing chip 3 is preferably the chip that model is Hi3515, and this chip adopts the video coding algorithm of H264 to realize the compression of digital video signal is processed, and obtains the less video data that takes up room.
The vehicle-mounted monitoring system that the utility model embodiment mono-proposes is on existing basis, increases Thread control switch and thread controller.Thread controller is under Thread control switch opens state, according to user's operation, open up the thread of respective number, and under Thread control switch off state, according to the camera number self adaptation connecting, open up the thread of respective number, make the Video coding number of threads in embedded processing chip consistent with the quantity of camera, to make full use of the embedded resource of system, and then improve running efficiency of system, ease for use is strong.
embodiment bis-
The utility model embodiment bis-provides a kind of vehicle-mounted monitoring system, as shown in Figure 3.Different from embodiment mono-, in embodiment bis-, vehicle-mounted monitoring system also comprises: connect embedded processing chip 3, obtain this car locating data Ji Ben garage's vehicle speed and export to the drive recorder 7 of embedded processing chip 3.
Further, as shown in Figure 4, drive recorder 7 can comprise: second memory 74; The input/output interface 75 that connects embedded processing chip 3; Obtain global positioning system (Global Positioning System, the GPS) module 71 of this car locating data; Obtain the car speed sensor 72 of this garage vehicle speed; Connecting global positioning system module 71, car speed sensor 72, input/output interface 75 and second memory 74, carry out by input/output interface 75, exporting to embedded processing chip 3 after pretreatment and pretreated car locating data He Ben garage vehicle speed stored into the microprocessor 73 of second memory 74 this car locating data He Ben garage vehicle speed.
The vehicle-mounted monitoring system that the utility model embodiment bis-provides, on the basis of embodiment mono-, has also increased the drive recorder 7 with positioning function and speed of a motor vehicle measuring ability, has further strengthened systemic-function, convenient for users.
embodiment tri-
The utility model embodiment tri-provides a kind of vehicle-mounted monitoring system, as shown in Figure 5.Different with embodiment bis-from embodiment mono-, in embodiment tri-, vehicle-mounted monitoring system also comprises: connect embedded processing chip 3, the digital video signal after 3 compressions of embedded processing chip and/or pretreated car locating data He Ben garage vehicle speed are sent to the wireless communication module 8 of wireless network.
In the utility model embodiment tri-, wireless communication module 8 can be various remote or short-range communication module.Especially, wireless communication module 8 is 3G modules.
Under a kind of optimal way, as shown in Figure 6, in the utility model embodiment tri-, the chip U1 that embedded processing chip 3 is Hi3515 for model, the chip U5 that wireless communication module 8 is MC509 for model, first memory 4 is SD card U6, the chip U2 that thread controller 6 is LPC1778 for model, the chip U4 that mould/number conversion chip 2 is TW2867 for model, the sensor U3 that camera 1 is OV9715 for model.Wherein, chip U1 connects chip U2 by RS232 interface, and chip U1 connects chip U5 by USB interface, and chip U1 connects chip U4 by I2S bus.
The vehicle-mounted monitoring system that the utility model embodiment tri-provides, on the basis of embodiment mono-, has also increased wireless communication module 8, and feasible system and extraneous data transmission realize the remote monitor and control to vehicle, have further strengthened systemic-function.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (8)
1. a vehicle-mounted monitoring system, described system comprises that at least one is arranged on camera, embedded processing chip and first memory on car body, it is characterized in that, described system also comprises:
Thread control switch;
Connect described Thread control switch and described embedded processing chip, when described Thread control switch during in open mode according to user's operation open up respective number in described embedded processing chip thread or when described Thread control switch during in off state self adaptation open up the thread controller of the thread of respective number in described embedded processing chip.
2. vehicle-mounted monitoring system as claimed in claim 1, is characterized in that, described first memory connects described embedded processing chip, and described system also comprises:
Connect described camera and described embedded processing chip, the analog video signal of described camera output is converted to mould/number conversion chip of exporting to described embedded processing chip after digital video signal.
3. vehicle-mounted monitoring system as claimed in claim 1, is characterized in that, described system also comprises:
Connect described embedded processing chip, obtain this car locating data Ji Ben garage's vehicle speed and export to the drive recorder of described embedded processing chip.
4. vehicle-mounted monitoring system as claimed in claim 3, is characterized in that, described drive recorder comprises:
Second memory;
The input/output interface that connects described embedded processing chip;
Obtain the GPS module of this car locating data;
Obtain the car speed sensor of this garage vehicle speed;
Connect described GPS module, described car speed sensor, described input/output interface and described second memory, described car locating data and described garage's vehicle speed are carried out after pretreatment being exported to described embedded processing chip and pretreated described car locating data and described garage's vehicle speed being stored into the microprocessor of described second memory by described input/output interface.
5. the vehicle-mounted monitoring system as described in claim 1 to 4 any one, is characterized in that, described embedded processing chip is that model is the chip of Hi3515.
6. vehicle-mounted monitoring system as claimed in claim 1, is characterized in that, described system also comprises:
Connect described embedded processing chip, the described digital video signal after the compression of described embedded processing chip and/or pretreated described car locating data and described garage's vehicle speed are sent to the wireless communication module of wireless network.
7. vehicle-mounted monitoring system as claimed in claim 6, is characterized in that, described wireless communication module is 3G module.
8. the vehicle-mounted monitoring system as described in claim 6 or 7, it is characterized in that, described embedded processing chip is that model is the chip U1 of Hi3515, described wireless communication module is that model is the chip U5 of MC509, described first memory is SD card U6, described thread controller is that model is the chip U2 of LPC1778, and described mould/number conversion chip is that model is the chip U4 of TW2867, and described camera is that model is the sensor U3 of OV9715;
Described chip U1 connects described chip U2 by RS232 interface, and described chip U1 connects described chip U5 by USB interface, and described chip U1 connects described chip U4 by I2S bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320595804.1U CN203780443U (en) | 2013-09-25 | 2013-09-25 | Vehicle-mounted monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320595804.1U CN203780443U (en) | 2013-09-25 | 2013-09-25 | Vehicle-mounted monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203780443U true CN203780443U (en) | 2014-08-20 |
Family
ID=51316656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320595804.1U Expired - Lifetime CN203780443U (en) | 2013-09-25 | 2013-09-25 | Vehicle-mounted monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203780443U (en) |
-
2013
- 2013-09-25 CN CN201320595804.1U patent/CN203780443U/en not_active Expired - Lifetime
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201576317U (en) | Video type vehicle traveling data recorder | |
| CN204474223U (en) | A kind of winch control system based on wireless technology | |
| CN102148988B (en) | High speed JPEG (joint photographic expert group) image processing system based on FPGA (field programmable gate array) and processing method thereof | |
| CN102307231A (en) | Remote diagnostic apparatus and work system thereof | |
| CN206042028U (en) | Embedded thing of intelligence networking gateway system | |
| CN103399573A (en) | Data analysis equipment of portable MVB (multifunction vehicle bus) and analysis method | |
| CN204242395U (en) | A kind of integral intelligent car-mounted terminal possessing video analysis function | |
| CN204423070U (en) | A kind of smart electronics berth lock control system | |
| CN203780443U (en) | Vehicle-mounted monitoring system | |
| CN204679834U (en) | Garage stall supervisory system | |
| CN203435006U (en) | Bus isolator | |
| MX2011013592A (en) | Network motor and failure remote data collection and diagnosis system thereof. | |
| CN204077909U (en) | There is the battery-driven car of drive recorder | |
| CN101324634B (en) | Vehicle speed sensor with bus interface for vehicle | |
| CN204689522U (en) | A kind of coal mine lifting brake system fender guard based on PSoC | |
| CN201548405U (en) | Computer-type vehicle fault diagnosis device | |
| CN106249662A (en) | A kind of vehicular data acquisition based on CAN and management system | |
| CN202940909U (en) | Double-transmission mode monitoring device based on DSP and FPGA | |
| CN203761429U (en) | Intelligent power grid monitoring system based on internet-of-things technology | |
| CN202424931U (en) | Wireless video transmission system | |
| CN105373124A (en) | ARM and FPGA-based intelligent bogie monitoring system | |
| CN203250026U (en) | A highly-integrated GPS locator | |
| Hu et al. | The development of vehicle diagnostic system based on Android platform | |
| CN205812239U (en) | A kind of Vehicular video processing system based on H.265 compression standard | |
| CN213024059U (en) | Data recording device and vehicle-mounted data recording device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140820 |
|
| CX01 | Expiry of patent term |