CN101127130A

CN101127130A - Safe recording and control system for automobile

Info

Publication number: CN101127130A
Application number: CNA2006101095860A
Authority: CN
Inventors: 克里斯托夫·约翰·斯沃洛斯
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-08-14
Filing date: 2006-08-14
Publication date: 2008-02-20

Abstract

The utility model provides a safety record and control system for vehicles, comprising a control interface unit, a camera shooting unit, a sensing and detection unit, a central processing unit and a storage unit; wherein, the control interface unit comprises a sensing trigger and a plurality of general input/output interfaces; the camera shooting unit is connected with the general input/output interfaces so as to capture pictures; the sensing and detecting unit is used to send level signal to the sensing trigger; the central processing unit receives the level signal from the sensing trigger and executes corresponding functions according to preset program; the storage unit is used to store the preset program and the captured pictures of the camera shooting unit. The utility model has the advantages that the system can store and capture pictures inside and outside vehicles for real-time monitoring and post tracking and survey; the speed of picture capturing is adjustable so as to capture important pictures with pertinence.

Description

The safety record and the control system that are used for vehicle

Background technology

Along with the development of auto industry technology and the raising of people's living standard, vehicle has become the indispensable article of people gradually, yet, along with vehicle increase and people to the dependent enhancing of vehicle, traffic hazard and the incident that the driver attacks crime happened occasionally, and in rising trend.In case the generation major traffic accidents, or after the driver murdered, because vehicle is badly damaged, for example burn, or the offender destroyed the crime scene, and makes relative section can not obtain on-the-spot material on the other hand, thereby the actual conditions of accurately judgement accident when taking place.

For the safety that guarantees the driver and the convenience of trip, on the one hand, people pay close attention to the security performance problem of vehicle itself, for example known vehicle ABS system etc.On the other hand; people also wish the accurate reason that the understanding accident takes place; for this reason; people have developed the various black boxes that use in vehicle; this black box is similar to the black box that uses on the aircraft; its basic function is some useful data of record; use for people's ex-post analysis; for example applied on July 9th, 3004 in China; application number is to disclose a kind of automobile black box with data protection function in 3004200060213.5 the patent documentation; this automobile black box is mainly by data memory module; interior circuit board; shell; protecting sheathing constitutes, and interior circuit board is provided with anti-water logging power-off protecting circuit.

In addition, along with developing rapidly of the communication technology, people also have been used in video, audio frequency, wireless communication technology and GPS technology in the automobile black box gradually.For example, in US3004099279A1, disclose a kind of black box that is used for vehicle, the data when in this black box, taking place, can indicate the state of vehicle to the driver by using camera except the record accident.In this black box, can also incorporate gps system into.

In the patent documentation AU766174B that submitted on March 5th, 1999, a kind of warning system that is used for vehicle is also disclosed, in described system, comprise displacement transducer, indication mechanism and logical unit, when the command device that logical unit comprises detects the displacement incident that is complementary with predetermined displacement incident predetermined value at displacement transducer, activate described indication mechanism.

Yet, in above-mentioned document, in disclosed technology and the existing other technologies, have function singleness mostly, and can not with other the shortcoming of functional module arbitrary collection.For example disclosed technical scheme only is to be used for writing down and preserving some data in patent documentation 3004200060213.5, and this does not satisfy the growing demand of people far away.In latter two document, also be merely able to finish specific function.If increase new function in the above in these systems that mention, can increase system bulk and make its complex structure and the cost of 30 increase systems.

Therefore, need a kind of can be according to vehicle safety record and control system user's needs customization function module, cheap, modular design.

Summary of the invention

The objective of the invention is to overcome above shortcomings in the prior art, so provide a kind of can be according to the safety record and the control system of special circumstances or predefined program capturing video picture.

According to a kind of safety record and control system that is used for vehicle of the present invention, can comprise: the system interface unit comprises sensitive flip-flop and general input/output interface; Image unit links to each other with described general input/output interface, is used to catch picture; The sensing detection unit is used for when starting to described sensitive flip-flop transmission level signal; CPU (central processing unit) receives described level signal from described sensitive flip-flop, and describedly catches operation according to what pre-set program was controlled described image unit; And storage unit, be used to store the described picture that described predefined program and described image unit are caught.

Described image unit can be caught picture different rates or quantity according to the described level signal of described sensitive flip-flop from the reception of described sensing detection unit.Wherein, described sensing detection unit also can comprise the emergency starting button and suspect start button, when starting described suspection start button, described image unit is caught the picture of predetermined quantity, when starting described emergency starting button, described image unit is caught picture according to the predefined speed of catching.Preferably, when starting described emergency starting button, the speed ratio of catching of described image unit wants high under the situation of other incidents.

Preferably, described storage unit also can comprise specific read-only memory unit, is used to store the picture that user expectation is preserved.Described control interface unit also can comprise the RJ45 Ethernet interface, in order to and personal computer communication.Described general input/output interface comprises at least a in serial line interface, parallel interface, infrared interface, the blue tooth interface.

Preferably, described sensitive flip-flop is the 12VDC switch, and can comprise and be used for detecting under the situation of adverse environment the sensor of notifying described system to automatically shut down.

Preferably, the display unit that also comprises the store status that is used to show described storage unit according to the safety record that is used for vehicle of the present invention and control system.

In addition, safety record that is used for vehicle according to another embodiment of the invention and control system also can comprise GPRS/GSM module and GPS module, are used for communicating with remote monitoring center.

According to another embodiment of the invention safety record that is used for vehicle and control system also can comprise card reader, and described card reader links to each other with described general input/output interface, is used for from the foreign medium reading of data

After using the present invention, the outside and the interior picture of car of catching be can store as required, monitoring or follow-up investigation afterwards in real time are used for.And can adjust the speed that picture is caught, thereby will catch important picture targetedly.

Description of drawings

Fig. 1 is the vehicle security system according to one embodiment of the invention;

Be illustrated in figure 2 as the program run examples of interfaces that system is provided with of being used for according to an embodiment of the invention; And

Fig. 3 is the vehicle security system according to two embodiments of the present invention.

Embodiment

To be described in detail safety record and the control system that is used for vehicle of the present invention according to accompanying drawing below.

Embodiment 1

As shown in Figure 1, the vehicle security system 1000 according to the 1st embodiment of the present invention comprises: CPU (central processing unit) 10, control interface unit 20, image unit 30, sensing detection unit 40, storage unit 50, display unit 60 and power supply 70.

CPU (central processing unit) 10 is used for carrying out function corresponding according to various input parameters by predefined program, and can select known process chip for use.

Control interface unit 20 is that master control circuit board (MFB) is used to finish the communication between peripherals and the CPU (central processing unit) 10.Control interface unit 20 comprises sensitive flip-flop 21, RJ45 Ethernet interface 23 and general input/output interface 22.

RJ45 Ethernet interface 23 is used for communicating with the PC at external control center, and this will be described in detail below.Sensitive flip-flop 21 is used for (will being described in detail below) from sensing detection unit 40 the incoming level signal, and the level signal that receives is transferred to CPU (central processing unit) 10.CPU (central processing unit) 10 is according to the level signal that is received, and utilizes pre-set program to start according to different modes and controls image unit 30 and make a video recording.Sensitive flip-flop 21 is switches of 12VDC, and its input is by specialized apparatus, and for example PCA9555 equipment reads, and the data that read are transferred to CPU (central processing unit) 10 by PCI connecting bus (not shown).CPU (central processing unit) 10 is provided with definite action and the function that will carry out by prior program.

General input/output interface 22 is used for linking to each other with the outside equipment of image unit 30 and other.Input/output interface 22 can comprise one or more in serial line interface, parallel interface, infrared interface, the blue tooth interface.

The video image that the vehicle that image unit 30 is used to catch is inside and outside.And the image of catching is transferred to control interface unit 20.In this embodiment, video unit 30 can be supported to be connected with one or more cameras, preferably is connected with four cameras, wherein, two cameras are installed in the outside of vehicle, be used for picked-up and enter vehicle and get personnel, and two other is installed in the vehicle, situation in the picked-up vehicle, like this, even when some passenger deliberately covers the camera in the vehicle, but be installed in the camera of outside vehicle, can in the middle of the process that they get on or off the bus, their appearance be absorbed.Certainly, these four cameras can also be installed in front, back, the left side and the right side of vehicle respectively, thereby can catch the video image of vehicle different parts.Image unit 30 is supported VFW and TWAIN normal video interface, and correspondingly, digital camera can be selected the digital camera of known support VFW and TWAIN interface for use.Wherein, in order to guarantee the mass effect of image, the picture that is absorbed is preferably the form of black and white picture.In addition, for the ease of transmission and preservation, can also compress, owing to the method to compression of images is known in the art, so here repeat no more these pictures.

Sensing detection unit 40 comprises emergency starting (Panic) button and suspects startup (Suspect) button.Emergency starting button and suspection start button are the switch of two 12VDC, and its circuit by 12VDC is connected to sensitive flip-flop 21.The startup of emergency starting button has represented to run into urgent situation, therefore, needs the image unit 30 interior and/or outer situation of captured in real time vehicle to greatest extent.The startup of suspection start button represents that the driver feels that suspicious incident may take place, and therefore, need enhance your vigilance.For example, under normal situation, image unit 30 is caught image (for example, 8 frames/minute) with a certain predefined frequency, and at the emergency starting button with after suspecting that start button starts, image unit 30 is caught image with upper frequency.This will be discussed in more detail below.Sensing detection unit 40 can also comprise sensor, damping sensor and the accident sensor the etc. whether lamp that is used to detect car door opening and/or the sensor of closing, vehicle opens or closes.In another one embodiment of the present invention, sensing detection unit 40 can also comprise the sensor that is used to detect adverse environment, for example, is detecting water or temperature when too high, and reporting system automatically shuts down, thereby plays waterproof or fireproof function.In addition, when system 1000 of the present invention was used for taxi, sensing detection unit 40 also can comprise gauge sensor (whether for example, detect the meter of hiring a car starts).Preferably, system 1000 is according to the input of these sensors, and control image unit 30 is carried out different operations, and is as described below.

Need to prove, when image unit comprises a plurality of image capture device, can also be provided with these cameras respectively, and, all be to set by the setting program that operates on the PC for the setting of all parameters of system 1000.Particularly, by the software that operates on the PC various systematic parameters are set, and utilize RJ45 Ethernet interface 23 to download in the system 1000 parameter that configures, or download in the system 1000 by general input/output interface 22 by LAN (Local Area Network) or wide area network wired or wirelessly.

Be illustrated in figure 2 as the program run examples of interfaces that system 1000 is provided with of being used for according to an embodiment of the invention.In example as shown in the figure, four cameras are installed in the side all around of vehicle respectively.When vehicle stopped, these four cameras were all caught picture with the speed of per minute 8 width of cloth pictures, and when vehicle doorn was opened, these four cameras were caught 10 width of cloth pictures continuously, and when vehicle doorn was shut, former and later two cameras were caught 10 width of cloth pictures respectively.When starting the emergency starting button, all around the speed of catching of four cameras becomes per minute 60 width of cloth pictures, and when suspecting that start button starts, all around four cameras are respectively caught 10 width of cloth pictures.In addition, when system 1000 of the present invention was used on the taxi, when meter started or cuts out, former and later two cameras were caught 10 width of cloth pictures respectively.

The image that image unit 30 is caught is stored in storage unit 50.

Storage unit 50 comprises program storage unit (PSU) and data storage cell.Wherein, program storage unit (PSU) is used for storing the program that aforesaid system 1000 carries out its function operation.Data storage cell comprises one or more known non-volatile memory devices, for example the memory card of magnetic hard disk, flash memory (CF) and built-in micro hard disk (for example, Micro-drive) etc., these memory devices allow to be saved in information wherein, can preserve Dec at least and can obliterated data under the situation of outage.For example include only at data storage cell under the situation of a magnetic hard disk, can divide it, with in the different data of different location storage, for example, special zone is set in magnetic hard disk specially view data is stored, the memory capacity that is used for storing image data is preferably the size that can store 2000 width of cloth pictures.Certainly, data storage cell also can comprise a plurality of and/or multiple memory device, at this moment, can specify a memory device to be used for storing image data specially.Vehicle according to the invention safety system 1000 can carry out data storage for a long time incessantly, and when specifically storing data, up-to-date storage data will cover the data of oldest stored, like this, guarantee the Data Update in the storage unit 50.Those skilled in the art will appreciate that for the data storage capacity and the memory location of concrete kind and can adjust and be provided with by known means.In addition,, in the data storage cell of storage unit 50, also can reserve memory location, be used for the data that memory of driving person wants long preservation with a constant volume according to one embodiment of the invention.For example, in one embodiment, can divide a read-only storage area separately and preserve the image of catching when starting the emergency starting button and suspecting start button.Specifically, when starting the emergency starting button and suspecting start button, the image that image unit 30 is caught can be stored in the read-only storage area of special reservation.Like this, can read or preserve these images individually afterwards.When the expiring of read-only storage area storage, the full information of display unit 60 show states, simultaneously, system of the present invention automatically returns to per state of catching piece image in 8 seconds, and the image that will catch subsequently stores other read-write zones into.In addition, after starting the emergency starting button and suspecting start button, when pressing the emergency starting button once more and suspecting start button, system 1000 turns back to original initial default operation.

Display unit 60 is 7 sections indicators, is used for showing whether started the emergency starting button and suspected start button by numeral.And be used to show the store status of ROM (read-only memory).For example, when above-mentioned ROM (read-only memory) storage had been expired, display unit 60 was shown as numeral " 1 ", unloads the image that stores in the ROM (read-only memory) in time to notify the user, and ROM (read-only memory) is reset, to reserve storage space.Can use foregoing RJ45 Ethernet interface 23 by LAN (Local Area Network) or wide area network, the image that is stored in the ROM (read-only memory) is transferred on the PC that is positioned at the external control center, or be transferred to other memory storages., consider the data volume of image here, can use FTP (file transfer protocol (FTP)).Certainly can also use general input/output interface 22,, be transferred in other extra memory storages being stored in the ROM (read-only memory) of memory block and the data in other storage areas.

Power supply 70 is the known 12VDC battery that uses on vehicle.

In addition, system 1000 can also comprise testing and diagnosing unit 80 according to embodiments of the present invention, and testing and diagnosing unit 80 links to each other with CPU (central processing unit) 10, be used for test macro 1000 performance and the diagnosis its operation whether normal.

Embodiment 2

As shown in Figure 3, the vehicle security system 2000 of the 2nd embodiment also comprises wireless communication unit 100 and GPS module 300 except comprising the parts identical with embodiment 1 according to the present invention, is used for carrying out real-time Communication for Power with remote monitoring center.The core of wireless communication unit 100 is the GPRS/GSM module, being used for short message channel by GSM/GPRS or dedicated channel and remote monitoring center communicates, for example can be with the vehicle position information through GPS module 300 codings of vehicle, and the speed of vehicle, mileage, information such as oil railway carriage or compartment temperature are delivered to remote monitoring center by wireless public network, monitor in real time with situation vehicle, simultaneously, operational order can also be sent to wireless communication unit 100 at remote monitoring center, wireless communication unit 100 with the command transfer that receives to CPU (central processing unit) 10, CPU (central processing unit) 10 is finished corresponding operation according to after the order that receives.

For example, behind the emergency starting pushbutton enable, can maybe the picture of catching be sent to remote monitoring center preferably by sending alerting signal to remote monitoring center immediately, perhaps can directly directly send warning, or send information to these units to offices such as public security.

Remote monitoring center according to the data that monitor by wireless communication unit 100 with emergency brake or the command transfer that makes engine kill to CPU (central processing unit) 10, CPU (central processing unit) 10 is after receiving this order, carry out emergency brake operation by the brake system that starts vehicle, or make the engine auto extinguishing.

GPS module 300 can receive various geographical location information by the gps satellite system, and these information are presented at (not shown) in the display unit.The driver can know clearly the position at vehicle place by checking the information that is presented in the display unit.The information that receives by GPS module 300 can also be saved in the storage unit 50 accordingly with the information that vehicle security system is caught.For example same time video captured image, vehicle condition parameter and GPS information can be preserved accordingly, like this,, for example get into an accident, then be convenient in situation about more fully understanding at that time afterwards in case send out fortuitous event.

Embodiment 3

The vehicle security system of the 3rd embodiment also comprises one or more card reading unit except comprising the parts identical with embodiment 2 according to the present invention.Card reading unit is connected with general input/output interface 22.Card reading unit can read the card of magnetic card, smart card (smartcard) or other type.Interface between card reading unit and the card reader can adopt serial ports RS232 or other known interface of standard.In one embodiment, the driver is when each the driving, can be earlier oneself identification card (be write down oily driver's essential information by card reading unit, as name, age, I.D. etc.) read, the driver information that card reading unit reads will be communicated with out of Memory and be saved in together in the storage unit 50.This embodiment is particularly useful for unfixed bus of driver and taxi.

In addition, according to the vehicle security system 2000 of this embodiment, card reading unit can also be connected with the system that can pay various expenses.Specifically, (for example, read the information in user's the card of paying the fees) after card reading unit reads user's information, communicate and finish the payment transaction function with the remote payment system by wireless communication unit 80 of the present invention.

Though abovely provided the preferred embodiments of the invention for descriptive purpose, those of ordinary skill in the art should be realized that, is not deviating under the spirit and scope of the present invention, can carry out various modifications and replacement to these embodiments.

Claims

1. a safety record and control system that is used for vehicle comprises:

The control interface unit comprises sensitive flip-flop and general input/output interface;

Image unit links to each other with described general input/output interface, is used to catch picture;

The sensing detection unit is used for when starting to described sensitive flip-flop transmission level signal;

CPU (central processing unit) receives described level signal from described sensitive flip-flop, and describedly catches operation according to what pre-set program was controlled described image unit; And

Storage unit is used to store the described picture that described predefined program and described image unit are caught.

2. the system as claimed in claim 1, wherein, described CPU (central processing unit) makes described image unit catch picture different rates or quantity according to the described level signal that described sensitive flip-flop receives from described sensing detection unit.

3. system as claimed in claim 2, wherein, described sensing detection unit comprises the emergency starting button and suspects start button, when starting described suspection start button, described image unit is caught the picture of predetermined quantity, when starting described emergency starting button, described image unit is caught picture according to the predefined speed of catching.

4. system as claimed in claim 3, described storage unit also can comprise specific read-only memory unit, is used to store the picture that user expectation is preserved.

5. the system as claimed in claim 1, wherein, described control interface unit also comprises the RJ45 Ethernet interface, in order to and personal computer communication.

6. the system as claimed in claim 1, wherein, described system receives described predefined program by described RJ45 Ethernet interface from described personal computer, and the picture that maybe will be kept in the described storage unit is sent to described personal computer.

7. the system as claimed in claim 1, wherein, described general input/output interface comprises at least a in serial line interface, parallel interface, infrared interface, the blue tooth interface.

8. the system as claimed in claim 1, wherein, described sensitive flip-flop is the 12VDC switch.

9. the system as claimed in claim 1 wherein, also comprises the display unit of the store status that is used to show described storage unit.

10. the system as claimed in claim 1, wherein, described sensing detection unit also comprises and is used for detecting under the situation of adverse environment the sensor of notifying described system to automatically shut down.

11. the described system of each claim also comprises GPRS/GSM module and GPS module as described above, is used for communicating with remote monitoring center.

12. system as claimed in claim 11 also comprises card reader, described card reader links to each other with described general input/output interface, is used for from the foreign medium reading of data.

13. the system as claimed in claim 1, wherein, the number of described image unit is a plurality of, and is arranged on the diverse location of vehicle.