CN2854974Y - Multi-element digital electronic mirror system on motor vehicle - Google Patents

Multi-element digital electronic mirror system on motor vehicle Download PDF

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Publication number
CN2854974Y
CN2854974Y CN 200520047047 CN200520047047U CN2854974Y CN 2854974 Y CN2854974 Y CN 2854974Y CN 200520047047 CN200520047047 CN 200520047047 CN 200520047047 U CN200520047047 U CN 200520047047U CN 2854974 Y CN2854974 Y CN 2854974Y
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signal
processor
image
systems according
vehicle
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CN 200520047047
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周渊平
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Abstract

The utility model discloses a vehicle-used multi-way and multifunctional digital electronic sight glass system, which is capable of providing multi-way image monitoring around and inside a vehicle, recoding images, and integrating positioning, navigating, anti-theft and alarming functions. It comprises cameras disposed at various places around and inside the vehicle for shooting a plurality of road state and scene images and inputting digital signals; a processor for processing digital signals including signal synchronization, data extraction and address distribution so as to match multi-way digital signals and display modes; a transmitting device for transmitting signals between said cameras and processor; a display connected with said processor and used for viewing multi-way images from said processor; and a mode selector connected with said processor and used for setting said display modes. The sight glass system is used for vehicles and reduces spaces and resources.

Description

Polynary digital and electronic visor system on a kind of motor vehicles
Technical field
The utility model relates to a kind of picture control, tape deck, relates in particular to the digital and electronic visor system on a kind of motor vehicles.
Background technology
The driver needs to observe road conditions and the surrounding enviroment in travelling in driving the motor vehicles process.Especially change at vehicle, reversing and when stopping, more need to observe the scene of vehicle next door and back.Prior art adopts optics visor system to realize.For common motor vehicles, this visor system generally comprises left visor, right visor and rearview mirror.Left and right sides visor lays respectively at outside the left and right sides vehicle window of position of driver, and rearview mirror is positioned at the right front top of vehicle position of driver.The driver can observe the right and left of vehicle by left and right sides visor, observes the rear scenery of vehicle by rearview mirror.
But should tradition visor system have following several problem: 1) driver need turn round the scenery of bending over just can see clearly in left visor or the right visor when changing, and this makes the driver feel very inconvenient.And nonetheless, also often having some visor dead angles is that the driver can't see, this dead angle may cause traffic accident.2) when reversing and stop car, the driver observes the situation of vehicle back by rearview mirror, and the dead angle problem is often more serious in the rearview mirror, and its scene is also limitation more usually, the driver is the difficulty because of being difficult to see that complete situation causes reversing, stops often, thereby accidents caused.3) driver can only observe the place ahead scenery by self-dependent eyes, and its distance is quite limited, and this makes the driver not know to see front road sign and scenery at a distance.
Though some electronics visor series products are also arranged on market at present, generally just monitor the scene image in a certain orientation simply.Although perhaps the monitoring orientation can be selected, can only show the image in an orientation at synchronization, this cell picture monitor mode can not be eliminated visual dead angle fully.And in these products, the signal of imageing sensor or image pick-up device all is to be wired to display terminal, this implements very difficult in many application, for example in some goods transport vehicles, the position at driver's cabin and imageing sensor or image pick-up device place is far apart, and the wiring environment complexity will be very difficult with delivering to display terminal from the multiway images signal of diverse location by lead.
In addition, in recent years the location and navigation technology of gps satellite navigation system is applied on the delivery vehicles such as motor vehicles.Simple vehicle anti-theft warning device also is widely used on the motor vehicles, and this warning device generally is to send sharp-pointed caution sound to point out near people when the people contacts vehicle body.But above-mentioned these systems all are separately independently, thereby have occupied different spaces separately, have caused the waste in resource and space.
Summary of the invention
The purpose of this utility model has been to solve the waste in above-mentioned visor limitation and resource, space, a kind of polynary digital and electronic visor system that is applied to motor vehicles is provided, the polynary picture control of vehicle-surroundings can be provided, can record image, and the function of location navigation and burglar alarm also is integrated into this system, saved space and resource.
The technical solution of the utility model is, digital and electronic visor system on a kind of motor vehicles comprises image pick-up device, be installed on all places of described vehicle interior and outside, described image pick-up device be used to take one on the orientation road conditions or scene image and export a corresponding way word signal, the combination of a plurality of described image pick-up devices is used to take road conditions and the scene image on a plurality of orientation and exports digital signal; Processor is used to handle described multi-path digital signal, and described processing comprises signal Synchronization, data pick-up and address assignment, and described multi-path digital signal and display mode are complementary; Transmitting device is used for the signal transmission between described image pick-up device and the processor; Display is connected with described processor, is used to watch the image from described processor; Mode selector is connected with described processor, is used for setting display mode.
Described system also comprises memory, and described memory is connected with described processor, is used to record image.Comprise an integrated digital camera chip in the described image pick-up device, be used to export digital signal, also can carry out signal processing described digital signal.Described transmitting device can be a lead, also can comprise wireless launcher, is used for described digital signal is carried out rf modulations and with the emission of the carrier system of fixed frequency or frequency hopping; Wireless receiver is used to receive the digital signal of described emission and it is carried out radio demodulating.
In the described system, described processor also is provided with the signal instruction generation unit of a location navigation, described wireless launcher inside also is provided with the signal transmitter unit of location navigation, described wireless receiver also is provided with the signal receiving unit of location navigation, and described processor also is provided with the signal processing unit of location navigation.
Described system also comprises the sensing detection device, is used to detect necessary physical parameter; The enabling signal device is used to receive described physical parameter, and produces instruction in view of the above; Intake device is used to receive described instruction, and gathers respective image in view of the above, and described image is transformed into digital signal; The alarm signal reflector is used to launch the alarm signal that comprises described digital signal; The wireless interface receiving end is used to receive described alarm signal, produces information warning when showing respective image.Described wireless interface receiving end comprises mobile phone, WLAN (wireless local area network) and the Internet.
The utility model has following technique effect: this digital electronics visor system adopts image pick-up device to gather a plurality of road conditions and scene image and it is simultaneously displayed on the display diverse location in the vehicle, can know more and comprehensively understand road conditions and the inside and outside scene of vehicle, overcome visor of the prior art dead angle, increase sighting distance, also can observe a plurality of road conditions of vehicle periphery simultaneously, help traffic safety.And can be at any time with road conditions picture recording in memory, on-the-spot evidence can be provided for the investigation of car accident.Can also seek location navigation by wireless launcher and wireless receiver, can find the destination more easily.Can in time report to the police to recover when native system can also make vehicle that theft take place by sensing detection device, enabling signal device, alarm transmission device and wireless interface receiving end and rob vehicle.Native system is integrated these devices have further been saved space and resource again, and are also convenient for users.
Description of drawings
Fig. 1 is the location drawing of a preferred embodiment distributing onboard of shooting reflector of the present utility model and display.
Fig. 2 is the principle schematic of a preferred embodiment of the present utility model.
Fig. 3 is the principle schematic of another preferred embodiment of the present utility model.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described in further detail:
Fig. 1 shows image pick-up device and the distributing position of display on motor vehicles in a preferred embodiment of the present utility model.As shown in the figure, in this embodiment, image pick-up device and wireless launcher are integrated in the shooting reflector.The left and right sides of vehicle window 101 lower edges before shooting reflector 11 is positioned at, the scenery at picked-up rear, vehicle 100 left and right sides.Shooting reflector 12 is positioned at the left and right sides of the tailstock 102, the scenery in picked-up vehicle 100 dead asterns.Shooting reflector 13 is positioned at the left and right sides in roof 103 forward positions, the scenery of picked-up vehicle 100 dead aheads (or about two).The centre position of vehicle window 101 upper edges (or lower edge) can be a LCD before display 20 was positioned in the vehicle 100, can watch the image of picked-up by this display 20.
In the present embodiment shooting quantity of reflector and position only for convenience, and not as to restriction of the present utility model.Those of ordinary skill in the art can choose the position of shooting reflector according to the needs of pickup image, and it is inner and Anywhere outside that this shooting reflector can be placed on vehicle 100.
Fig. 2 shows the operation principle of a preferred embodiment of wireless transmission.As shown in the figure, in the above-described embodiment, image pick-up device and wireless launcher are integrated in the shooting reflector 10, and processor and wireless receiver are integrated in the receiving processor 30.Also be provided with antenna 31 on the receiving processor 30, can under a plurality of frequencies, work.Display 20 is connected with receiving processor 30 by video bus.Memory 50 is connected with receiving processor 30 by bus respectively with mode selector 40.Sensing detection device 70, enabling signal device 80 and alarm signal reflector 90 are connected by bus.
When system need monitor the polynary image information of road conditions, be installed in each locational shooting reflector 10 shown in Figure 1 is taken each position by camera image.In these shooting reflector 10 inside an integrated digital camera chip (not shown) has been installed, this chip will directly be exported digital signal.Then this digital signal is carried out signal processing.This processing method comprises data compression, spread spectrum, Fourier transform, digital signal modulation and other linear change etc.Treated digital signal is launched with the carrier system of fixed frequency or frequency hopping by antenna mounted thereto 15 after shooting reflector 10 rf modulations again.Antenna on the receiving processor 30 receives the radio signal from shooting reflector 10, in processor 30, this signal is carried out radio demodulating, then the signal after the demodulation is handled, these processing methods comprise decompression, separate spread spectrum, inverse-Fourier transform, digital demodulation signal and other linear anti-changes etc.Meanwhile, the user sets a kind of specific display mode by mode selector 40, and such as the scenery that divides four to show simultaneously all around on screen, the information parameter of this mode is delivered in the receiving processor 30 by bus.30 pairs of digital signals after above-mentioned processing of processor are carried out the operation of signal Synchronization, data pick-up and address assignment, thereby the display mode of signal and setting is complementary.The signal of final coupling is delivered in the display 20.On the screen of display 20, divide four and show vehicle scenery all around simultaneously.Certainly, display mode of the present utility model is diversified, is not limited to the pattern described in the present embodiment.
System also can immediately be stored in the memory 50 that links to each other with processor 30 gathering the data image signal that comes, thus record trip map picture, so that check the stroke situation in a certain moment in the future.For example, when traffic accident occurring, can check the process video recording of accident, for the investigation accident provides effective on-the-spot evidence.
When system needed location navigation, the receiving processor 30 in the vehicle sent the instruction of a location navigation to shooting reflector 10.Shooting reflector 10 integrated wireless launchers transmit to GPS (Globe Positioning System) satellite navigation system request location navigation by antenna mounted thereto 15, this system positions vehicle according to its source after receiving this signal, and this framing signal launched back vehicle, receive this signal by the 30 integrated wireless receivers of the receiving processor on the vehicle.Receiving processor 30 is handled this signal, obtains digital navigation map, and goes up the residing position of vehicle self and suitable route of the automatic selection of destination locations according to the map, then this electronic navigation map is delivered to display 20.Digital navigation map can be presented on the screen of display 20 according to the display mode that mode selector is set.For example, can be presented at separately on the screen, also can be presented on the screen together with the road conditions image.
When thievery takes place, sensing detection device 70 in the system detects necessary physical parameter and it is delivered to enabling signal device 80, and these physical parameters comprise information such as the position of vehicle unauthorised broken, abnormal variations in temperature, mechanical location variation, dynamics variations.Sensing detection device 70 can be infrared inductor, photoelectric sensor, dynamo-electric inductor etc.Enabling signal device 80 produces enabled instruction and it is delivered to intake device 60 according to the physical parameter that is received.Intake device 60 begins floor scenery after receiving this enabled instruction.The integrated digital camera chip of intake device 60 inside can directly be exported digital signal, and this digital signal is carried out signal processing, and processing method comprises carries out data compression, spread spectrum, Fourier transform, digital signal modulation and other linear transformations etc. to it.Simultaneously, it is on-the-spot that shooting reflector 10 also can be used for taking theft, realizes identical functions with intake device 60.Signal after intake device 60 and shooting reflector 10 will be handled is delivered to alarm signal reflector 90.90 pairs of signals of this reflector carry out this signal being launched with the carrier system of fixed frequency or frequency hopping by antenna 91 after the rf modulations.It is picture signal that wireless interface receiving end (not shown) receives behind this signal this conversion of signals, then pairing image is shown, and produces alarm bell simultaneously or other alarm signals are notified the user.This wireless interface receiving end can be mobile phone, WLAN (wireless local area network) receiving terminal, the Internet receiving terminal or other radio receiver with image display function.After being received by the wireless reception termination, this signal can be stored in immediately in the memory device on the receiving terminal so that check at any time.
It should be noted that when system works in burglar alarm state following time, system can't use the polynary picture control of road conditions; Similarly, when system works in polynary picture control state following time, also can't use anti-theft alarm function.System carries out function corresponding according to instruction.
Fig. 3 shows the operation principle of a preferred embodiment of wire transmission.In this embodiment, digital signal is not by carrier wave but transmits by lead 200.Image pick-up device 10A does not combine with wireless launcher, promptly need not to realize launching the function of carrier wave.Receiving processor 30 also need not be provided with antenna, need not reception carrier.Lead 200 connects image pick-up device 10A, intake device 60 with receiving processor 30, come transmission of digital signals thus.Except that signal transmits this variation by lead, other devices and the implementation of system are identical with above-mentioned wireless transmitting system, so no longer be repeated in this description at this.
This polynary digital and electronic visor system can realize one or more function as required, also can realize repertoire.Except being applied to motor vehicles, also can be used for other vehicles such as aircraft, steamer, train and some military vehicles such as tank etc.
The above embodiments have only provided implementation preferably of the present utility model, any those of ordinary skills can revise this and change, only otherwise break away from the modification of the utility model spirit scope, all should be included in the appended claim scope of the utility model.

Claims (10)

  1. Polynary digital and electronic visor system on 1 one kinds of motor vehicles is characterized in that, comprising:
    Image pick-up device, be installed on all places of described vehicle interior and outside, described image pick-up device be used to take one on the orientation road conditions or scene image and export a corresponding way word signal, the combination of a plurality of described image pick-up devices is used to take road conditions and the scene image on a plurality of orientation and exports corresponding multi-path digital signal;
    Processor is used to handle described multi-path digital signal, and described processing comprises signal Synchronization, data pick-up and address assignment, and described multi-path digital signal and display mode are complementary;
    Transmitting device is used for the signal transmission between described image pick-up device and the processor;
    Display is connected with described processor, is used to watch the polynary image from described processor;
    Mode selector is connected with described processor, is used to set described display mode.
  2. 2 systems according to claim 1 is characterized in that, also comprise memory, and described memory is connected with described processor, is used to record image.
  3. 3 systems according to claim 1 is characterized in that, can comprise an integrated digital camera chip in the described image pick-up device, are used to export digital signal.
  4. 4 systems according to claim 1 is characterized in that, described image pick-up device inside is provided with a signal processing chip.
  5. 5 systems according to claim 1 is characterized in that described transmitting device is a lead.
  6. 6 systems according to claim 1 is characterized in that, described transmitting device comprises:
    Wireless launcher is used for described digital signal is carried out rf modulations and with the emission of the carrier system of fixed frequency or frequency hopping;
    Wireless receiver is used to receive the signal of described emission and it is carried out radio demodulating.
  7. 7 systems according to claim 6, it is characterized in that, described processor also is provided with the signal instruction generation unit of a location navigation, described wireless launcher inside also is provided with the signal transmitter unit of location navigation, described wireless receiver also is provided with the signal receiving unit of location navigation, and described processor also is provided with the signal processing unit of location navigation.
  8. 8 systems according to claim 6 is characterized in that, also comprise:
    The sensing detection device is used to detect necessary physical parameter;
    The enabling signal device is used to receive described physical parameter, and produces instruction in view of the above;
    Intake device is used to receive described instruction, and gathers respective image in view of the above, and described image is transformed into digital signal;
    The alarm signal reflector is used to launch the alarm signal that comprises described digital signal;
    The wireless interface receiving end is used to receive described alarm signal, produces information warning when showing respective image.
  9. 9 systems according to claim 8 is characterized in that, described wireless interface receiving end comprises mobile phone, WLAN (wireless local area network) and the Internet.
  10. 10 systems according to claim 8 is characterized in that, described sensing detection device comprises infrared inductor, photoelectric sensor, dynamo-electric inductor.
CN 200520047047 2005-11-29 2005-11-29 Multi-element digital electronic mirror system on motor vehicle Expired - Fee Related CN2854974Y (en)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102756692A (en) * 2011-04-27 2012-10-31 苏州卡泰克电子科技有限公司 Vehicle-mounted rear view mirror with 3G/4G/WIFI wireless video recording function
CN104378585A (en) * 2013-08-13 2015-02-25 通用汽车环球科技运作有限责任公司 Methods and apparatus for utilizing vehicle system integrated remote wireless image capture
US9912916B2 (en) 2013-08-13 2018-03-06 GM Global Technology Operations LLC Methods and apparatus for utilizing vehicle system integrated remote wireless image capture

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102756692A (en) * 2011-04-27 2012-10-31 苏州卡泰克电子科技有限公司 Vehicle-mounted rear view mirror with 3G/4G/WIFI wireless video recording function
CN104378585A (en) * 2013-08-13 2015-02-25 通用汽车环球科技运作有限责任公司 Methods and apparatus for utilizing vehicle system integrated remote wireless image capture
CN104378585B (en) * 2013-08-13 2017-12-08 通用汽车环球科技运作有限责任公司 Utilize the method and apparatus of the communication tool system of integrated remote wireless image capture
US9912916B2 (en) 2013-08-13 2018-03-06 GM Global Technology Operations LLC Methods and apparatus for utilizing vehicle system integrated remote wireless image capture

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C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20070103

Termination date: 20091229