CN104276103A - Vehicle controlling method and apparatus thereof - Google Patents
Vehicle controlling method and apparatus thereof Download PDFInfo
- Publication number
- CN104276103A CN104276103A CN201410177563.8A CN201410177563A CN104276103A CN 104276103 A CN104276103 A CN 104276103A CN 201410177563 A CN201410177563 A CN 201410177563A CN 104276103 A CN104276103 A CN 104276103A
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- China
- Prior art keywords
- signal
- camera
- wireless
- imaging signal
- wireless imaging
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R11/04—Mounting of cameras operative during drive; Arrangement of controls thereof relative to the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/10—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of camera system used
- B60R2300/105—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of camera system used using multiple cameras
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Closed-Circuit Television Systems (AREA)
- Studio Devices (AREA)
Abstract
The present invention relates to a vehicle controlling method and an apparatus thereof, and especially the vehicle controlling method and apparatus thereof utilizing an wireless image signal to judge position of each camera. In order to achieve the purpose, according to one embodiment of the present invention, the vehicle controlling method comprises: a stage of wirelessly receiving image signals around a vehicle from more than one camera; a stage of judging the position of the more than one camera by at least carrying out one of measuring the strength of the received wireless image signal, identifying a specific symbol image included in the wireless image signal, and identifying an edge mode of the wireless image signal; and a stage of processing the wireless image signal or controlling the more than one camera according to the judge result.
Description
Technical field
The present invention relates to control method for vehicle and device thereof, especially utilize wireless imaging signal and judge control method for vehicle and the device thereof of the position of each camera.
Background technology
Along with the increase of the camera quantity of installing in automobile, to judge and the system logic controlling the position of multiple camera also becomes complicated.
Fig. 1 is the pie graph of diagram according to the camera position discriminating gear of an embodiment of conventional art.
With reference to Fig. 1, picture AVM system (Around View Monitoring-panoramic view monitoring image system), need to obtain the camera application system of image from multiple camera, the position of vehicle is installed in order to distinguish camera, make use of and distinguish the pin map (pin map) of the identical camera of management and the mode of numbering according to installation site, but this mode adds engineering and managerial complexity.Complexity on design logic and supervision of construction that this differentiation camera position and adding is suitable for increases the possibility not noting the mistake caused because of workman.
Fig. 2 is the pie graph of diagram according to the camera position discriminating gear of another embodiment of conventional art.As illustrated in fig. 1, camera position discriminating gear 10 comprises: Ethernet switch 120; 1st to the 4th switch 141,142,143,144; MCU (130, Micro Controller Unit-microcontroller); ECU (110, Electronic Control Unit-electronic controller); And power supply unit 150.In Fig. 1, casehistory uses the situation of four switches.The Host Link of Ethernet switch 120 is connected to ECU110, and multiple port of the bottom link of Ethernet switch 120 is connected with MCU130 and multiple ethernet camera 160.At this moment, Ethernet switch 120, for example, is connected to ECU110 and multiple ethernet camera 160 by RJ45 adaptor union.
One end of 1st to the 4th switch 141,142,143,144 is connected to power supply unit 150, and the other end is connected respectively to multiple ethernet camera 160.1st to the 4th switch 141,142,143,144 short circuit or opening according to the control of MCU130, during short circuit, is fed to the power supply of power supply unit 150 the ethernet camera 160 that the other end connects respectively.
MCU130 is connected to one in the bottom link of Ethernet switch 120, according to the instruction of ECU110, controls short circuit or the opening of the 1st to the 4th switch 141,142,143,144.
ECU110 is connected to the Host Link of Ethernet switch 120, instruction MCU130, the order of the installation site set according to corresponding camera, make the 1st to the 4th switch 141,142,143,144 short circuit one by one, whether the bottom link grasping the switch of short circuit and Ethernet switch 120 connects ethernet camera 160 and is connected to the physical address (MAC Address) of ethernet camera 160, is associated with the order that set and differentiates the position of ethernet camera 160.Here, the order of corresponding installation site can be left forward side the 1st switch 141 → right forward side the 2nd switch 142 → left rear side order of the 3rd switch 143 → right rear side with the 4th switch 144.
At this moment, ECU110, to the next linking request physical address of Ethernet switch 120, confirms corresponding response, grasps the physical address of the ethernet camera 160 of the bottom link of switch and the Ethernet switch 120 being connected to current short circuit thus.
Afterwards, ECU110 only basis is included in the physical address of the data of ethernet camera 160, just can distinguish the position of the ethernet camera 160 sending data.
Such as, when 1st to the 4th switch 141,142,143,144 connects ethernet camera 160 respectively, ECU110 makes the 1st switch 141 to the 4 switch 144 short circuit one by one successively, grasps the physical address of the 1st ethernet camera 160 to the 4 ethernet camera 160 respectively.Further, ECU110 makes the installation site of the camera being connected to the 1st to the 4th switch 141,142,143,144 produce with the physical address of multiple ethernet camera 160 to associate.
Casehistory, ECU110 knows in advance, the ethernet camera being connected to the 1st switch 141 is arranged on left forward side, the ethernet camera being connected to the 2nd switch 142 is arranged on right forward side, the ethernet camera being connected to the 3rd switch 143 is arranged on left rear side, and the ethernet camera being connected to the 4th Ethernet switch 120 is arranged on right rear side.
Therefore, ECU110 knows, physical address included by the response received during the 1st switch 141 short circuit belongs to the camera being positioned at left forward side, physical address included by the response received during the 2nd switch 142 short circuit belongs to the camera being positioned at right forward side, physical address included by the response received during the 3rd switch 143 short circuit belongs to the camera being positioned at left rear side, physical address included by the response received during the 4th switch 144 short circuit belongs to the camera being positioned at right rear side, the physical address received during each switch short is produced with the installation site of the ethernet camera of corresponding each switch associate.
Power supply unit 150, the grade that the PoE of 48V (Power Of Ethernet-POE) power supply size conversion is the rated voltage according to multiple ethernet camera 160, such as, 12V or 6.5V etc., are fed to one end of the 1st to the 4th switch 141,142,143,144.
In addition, ECU110, according to control setting, is connected respectively to when there is untapped ethernet camera in the ethernet camera of the 1st to the 4th switch 141,142,143,144, opens the untapped switch being connected to ethernet camera to MCU130 instruction.
As implied above, in conventional art, in order to grasp the intrinsic information of camera and position and PTO Power Take Off switch, in the characteristic of imageing sensor, the shortcoming that when having a power-off, image disconnects.That is, for grasping in the switching process of the position of camera, there is the problem points needing the image transmission interrupting camera.
Further, in the characteristic of electronic loop, in order to make closedown power supply once again stably supply, can there is delay phenomenon in the MIN power stabilization needed for each IC.
Further, in order to change each camera, needing to install the source switch with the camera equivalent amount of installing, in order to control, need to add and distributing MCU and GPIO pin.That is, need to add the hardware resource distributing and equal camera number.
Further, the restricted problem of existence is, to correctly mate intrinsic information and the installation site of camera, controls the physical packaging position needing to know the camera being connected to each control pin to the MCU of the Power convert of each camera.
Summary of the invention
(technical matters that will solve)
The present invention proposes to solve described problem points, the object of the invention is, no matter camera is installed to which position of vehicle, also automatically can grasp the installation site of specific camera head, thoroughly can eliminate the specific camera head setup error that Fabrication procedure may occur.
Further, the interruption of image transmission and the delay because of power stabilization can not be produced, the installation site of specific camera head can be grasped.
Further, sell without the need to the additional source switch equal with the camera quantity of increase, MCU, GPIO, also can grasp the installation site of specific camera head.
(means of dealing with problems)
For reaching described object, according to the control method for vehicle of one embodiment of the invention, comprising: from the stage of the signal of video signal of more than one camera wireless receiving vehicle-surroundings; Measure described reception wireless imaging signal intensity, identify in the special symbol image being included in described wireless imaging signal, the edge pattern identifying described wireless imaging signal and at least perform one and stage of judging the position of described more than one camera; Process described wireless imaging signal according to described judged result or control stage of described more than one camera.
(effect of invention)
According to various embodiments of the present invention, manage pin map and numbering separately without the need to the installation site according to camera, simplify camera installation work, there is the effect that can reduce the wrong mounted article Geological Problems produced because workman does not note.
Further, because judging the minimizing of cable needed for camera installation site and adaptor union pin, there is the lightweight that can realize controller of vehicle and the effect reduced costs.
Further, grasp camera installation site can be reduced to and interrupt the transmission of signal of video signal or the time delay needed for power stabilization.
Accompanying drawing explanation
Fig. 1 is the pie graph of diagram according to the camera position discriminating gear of an embodiment of conventional art.
Fig. 2 is the pie graph of diagram according to the camera position discriminating gear of another embodiment of conventional art.
Fig. 3 is the block diagram of the camera-ECU system illustrated according to a preferred embodiment of the invention.
Fig. 4 is the block diagram of the detailed formation of the camera illustrated according to a preferred embodiment of the invention.
Fig. 5 is the block diagram of the detailed formation of the ECU illustrated according to a preferred embodiment of the invention.
Fig. 6 is the pie graph utilizing the camera position discriminating gear of the difference of the intensity of wireless signal illustrated according to a preferred embodiment of the invention.
Fig. 7 is the pie graph utilizing the camera position discriminating gear of the difference of the intensity of wireless signal illustrated according to another preferred embodiment of the invention.
Fig. 8 is the diagram of circuit utilizing the camera position method of discrimination of the difference of the intensity of wireless signal illustrated according to a preferred embodiment of the invention.
Fig. 9 is the diagram of circuit utilizing the compensation process of the camera position method of discrimination of the difference of the intensity of wireless signal illustrated according to another preferred embodiment of the invention.
Nomenclature
20:AVM-ECU
21-1,21-2,21-3,21-4,23-1,23-2,23-3,23-4: wireless transceiver
22-1,22-2,22-3,22-4: camera
Detailed description of the invention
Advantage of the present invention and feature, and the method reaching these, clearly understand by the embodiment with reference to drawings and detailed description.But the present invention is not limited to the embodiment of following discloses, but embody with variform, the object proposing these embodiments is, the present invention is disclosed complete, and intactly informing category of the present invention to the people that technical field of the present invention has a general knowledge, the present invention defines according to the scope of claim.In addition, the term used in this specification sheets is in order to the present invention is described, instead of in order to limit the present invention.Except having specified otherwise, the odd number type in this specification sheets comprises complex number type.The inscape that " comprising (comprises) " of using in specification sheets and/or " (comprising) that comprise " relates to, stage, action and/or key element do not get rid of other inscapes more than one, stage, the existence of action and/or key element or increase.
Fig. 3 is the block diagram of the camera-ECU system illustrated according to a preferred embodiment of the invention.
Fig. 4 is the block diagram of the detailed formation of the camera illustrated according to a preferred embodiment of the invention.
Fig. 5 is the block diagram of the detailed formation of the ECU illustrated according to a preferred embodiment of the invention.
With reference to Fig. 3, controller of vehicle according to a preferred embodiment of the invention comprises: more than one camera 22-1 ~ 22-4, the wireless signal of video signal providing vehicle-surroundings, ECU20 (Electronic Control Unit-electronic controller), measuring the intensity of the wireless imaging signal that described multiple camera 22-1 ~ 22-4 provides, identify the special symbol image being included in described wireless imaging signal, identify in the edge pattern of described wireless imaging signal and utilize at least one, judge the position of described more than one camera 22-1 ~ 22-4, described wireless imaging signal is processed according to this judged result, control described more than one camera 22-1 ~ 22-4, wireless charging signal is provided to described more than one camera 22-1 ~ 22-4.
With reference to Fig. 4, more than one camera 22-1 ~ 22-4 according to a preferred embodiment of the invention comprises respectively: imageing sensor 30, the image of shooting vehicle-surroundings; Memory device 32, compresses the image of described shooting and preserves; CPU31, the control signal that response ECU20 provides or charging signals, control camera rotation, focusing, zoom, wireless charging etc.; Password/decoding module 35, the image taken described in encipherment or compression and the image preserved, or the described control signal that ECU20 described in decoding provides; Wireless transceiver 23-1 ~ 23-4, charging signals or described control signal described in the image of encipherment described in transmission over radio wireless receiving; Power supply/charging module 33, utilizes the charging signals of described reception and carries out power source charges.
With reference to Fig. 5, ECU20 according to a preferred embodiment of the invention comprises: wireless transceiver 21, from the image of described more than one camera 22-1 ~ 22-4 wireless receiving encipherment, and charging signals described in transmission over radio or described control signal; RSSI (Received Signal Strength Indicator-signal strength indication value) signal analyse block 44, measures the signal strength of the wireless imaging of described encipherment; Password/decoding module 45, carries out the wireless imaging received described in encipherment or decoding before transmitting described control signal; Image processing module 43, identifies from least one wireless imaging of described decoding, described special symbol image and described edge pattern.
Fig. 6 is the pie graph utilizing the camera position discriminating gear of the difference of the intensity of wireless signal illustrated according to a preferred embodiment of the invention.
With reference to Fig. 6, have difference from the distance ECU20 to each camera 22-1 ~ 22-4, therefore also there is difference in the wireless signal strength of RSSI type.Therefore, according to the difference of this signal strength, the position of each camera can be distinguished.RF/LF wireless signal has the larger characteristic of the nearlyer then received signal strength of transmission distance.Further, the function for utilizing wireless transceiver transmission camera image and power source charges can also be applied flexibly.
Further, the wireless imaging signal received from each camera has different intensity because of periphery communication environment, is therefore approximately prerequisite mutually with the communication environment residing for each camera.
Fig. 7 is the pie graph utilizing the camera position discriminating gear of the difference of the intensity of wireless signal illustrated according to another preferred embodiment of the invention.
With reference to Fig. 7, after completing the actual installation assembling procedure of camera, by carry out before shipment once according to the initialization procedure of special symbol of other apperances of location recognition being pasted onto vehicle, ECU20 can judge the position of each camera.And then, in order to more correct camera installation site is distinguished, according to Fig. 6, measure the signal strength of wireless imaging signal, or identification obtains the edge pattern of image and judges the position of each camera.Such as, camera obtain image because of position of rear view mirror mutually different, by pattern-recognition, can correctly distinguish left/right camera.
Fig. 8 is the diagram of circuit utilizing the camera position method of discrimination of the difference of the intensity of wireless signal illustrated according to a preferred embodiment of the invention.
With reference to Fig. 8, ECU20 to the more than one camera 22-1 ~ 22-4 transmission over radio action commencing signal being arranged on vehicle-surroundings.(S10), after, the described more than one camera 22-1 ~ 22-4 receiving described action commencing signal judges whether Power Level is more than critical value respectively.(S17) if when described more than one camera 22-1 ~ 22-4 Power Level is separately more than critical value, generate signal of video signal, and the signal of video signal generated is wirelessly transmitted to described ECU20.(S18)
But when Power Level does not reach critical value, the wireless charging signal that after utilizing described action commencing signal, continuous reception arrives, carries out wireless charging.(S15)
In addition, described action commencing signal is transferred to the ECU20 of described more than one camera 22-1 ~ 22-4 until receive wireless imaging signal from these cameras 22-1 ~ 22-4, generates wireless charging signal constantly and be transferred to described more than one camera.(S11、S12)
Described ECU20 measures the intensity of the wireless imaging signal of described reception, judges the position of described more than one camera thus.(S13、S14)
According to described judged result, the described wireless imaging signal of described ECU20 process, or control described more than one camera.
Preferably, described wireless imaging signal receives with RSSI (Received Signal Strength Indicator-signal strength indication value) signal type.
Preferably, described wireless imaging signal by described more than one camera 22-1 ~ 22-4 encipherment, this wireless imaging signal of described ECU20 decodingization and extract image data.According to this encipherment/decoding mode, described wireless imaging signal can stably be provided to described ECU20.
Fig. 9 is the diagram of circuit utilizing the compensation process of the camera position method of discrimination of the difference of the intensity of wireless signal illustrated according to another preferred embodiment of the invention.
With reference to Fig. 9, ECU20 to the more than one camera 22-1 ~ 22-4 transmission over radio action commencing signal being arranged on vehicle-surroundings.(S30), after, the described more than one camera 22-1 ~ 22-4 receiving described action commencing signal judges whether Power Level is more than critical value respectively.(S37) if when described more than one camera Power Level is separately more than critical value, generate signal of video signal, and the signal of video signal generated is wirelessly transmitted to described ECU20.(S38)
But when Power Level does not reach critical value, the wireless charging signal that after utilizing described action commencing signal, continuous reception arrives, carries out wireless charging.(S35)
In addition, described action commencing signal is transferred to the ECU20 of described more than one camera 22-1 ~ 22-4 until receive wireless imaging signal from these cameras 22-1 ~ 22-4, generates wireless charging signal constantly and be transferred to described more than one camera.(S31、S32)
Described ECU20 identifying the special symbol image included by described wireless imaging signal, identify in the edge pattern of described wireless imaging signal and perform at least one, judge the position of described more than one camera thus.(S33、S34)
According to described judged result, the described wireless imaging signal of described ECU20 process, or control described more than one camera 22-1 ~ 22-4.
Preferably, described wireless imaging signal receives with RSSI (Received Signal Strength Indicator-signal strength indication value) signal type.
Preferably, described wireless imaging signal by described more than one camera encipherment, this wireless imaging signal of described ECU20 decodingization and extract image data.According to this encipherment/decoding mode, described wireless imaging signal can stably be provided to described ECU20.
And, in the present invention, can measure described wireless imaging signal intensity, identify in the special symbol image being included in described wireless imaging signal, the edge pattern identifying described wireless imaging signal and at least perform one and the position that judges described more than one camera
Embodiments of the invention described above are had more than and are embodied by device and method, also by the program of the function of the formation of the corresponding embodiment of the present invention can be realized or record the recording medium of this program and embody, this embodiment is by the described explanation to embodiment, and the expert of the technical field of the invention can easily embody.
The present invention described above, there is in the technical field of the invention the people of general knowledge, can in the scope not departing from the technology of the present invention thought, multiple amendment, change and replacement can be carried out, therefore described embodiment and accompanying drawing is not limited to, but can various deformation be carried out, optionally combine all or part of of each embodiment and form.
Claims (12)
1. a controller of vehicle, is characterized in that, comprising:
More than one camera, the wireless signal of video signal that vehicle-surroundings is provided;
ECU (Electronic Control Unit-electronic controller), measure the wireless imaging signal that provides of described multiple camera intensity, identify in the special symbol image being included in described wireless imaging signal, the edge pattern identifying described wireless imaging signal and utilize at least one, judge the position of described more than one camera.
2. controller of vehicle according to claim 1, is characterized in that,
Described ECU processes described wireless imaging signal according to described judged result, or controls described more than one camera, provides wireless charging signal to described more than one camera.
3. controller of vehicle according to claim 1, is characterized in that,
Described more than one camera comprises respectively:
Wireless transceiver, charging signals or control signal described in signal of video signal described in transmission over radio wireless receiving;
Power supply/charging module, utilizes the charging signals of described reception and carries out power source charges.
4. controller of vehicle according to claim 1, is characterized in that,
Described ECU, comprising:
Wireless transceiver, charging signals or control signal described in signal of video signal described in transmission over radio wireless receiving;
RSSI (Received Signal Strength Indicator-signal strength indication value) signal analyse block, measures the intensity of described wireless imaging signal.
5. controller of vehicle according to claim 1, is characterized in that,
Described ECU, comprising:
Image processing module, from special symbol image described in described wireless imaging Signal analysis.
6. controller of vehicle according to claim 1, is characterized in that,
Described ECU, comprising:
Image processing module, from described wireless imaging Signal analysis edge pattern.
7. a control method for vehicle, is characterized in that, comprising:
From the stage of the signal of video signal of more than one camera wireless receiving vehicle-surroundings;
Measure described reception wireless imaging signal intensity, identify in the special symbol image being included in described wireless imaging signal, the edge pattern identifying described wireless imaging signal and at least perform one and stage of judging the position of described more than one camera.
8. control method for vehicle according to claim 7, is characterized in that, comprising:
Process described wireless imaging signal according to the position judgment result of described camera or control stage of described more than one camera.
9. control method for vehicle according to claim 7, is characterized in that, comprising:
The stage of wireless charging signal is provided to described more than one camera.
10. control method for vehicle according to claim 7, is characterized in that, comprising:
To the stage of described more than one thecamera head action commencing signal;
Respond the described more than one camera of described action commencing signal, till receiving described wireless imaging signal, the stage of transmission wireless charging signal.
11. control method for vehicle according to claim 7, is characterized in that,
Described wireless imaging signal receives with RSSI (Received Signal Strength Indicator) signal type.
12. control method for vehicle according to claim 7, is characterized in that,
Described wireless imaging signal is received through encipherment.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2013-0078135 | 2013-07-04 | ||
| KR1020130078135A KR102055457B1 (en) | 2013-07-04 | 2013-07-04 | Vehicle Controlling Method and Apparatus therefor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104276103A true CN104276103A (en) | 2015-01-14 |
| CN104276103B CN104276103B (en) | 2016-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410177563.8A Active CN104276103B (en) | 2013-07-04 | 2014-04-29 | Control method for vehicle and device thereof |
Country Status (2)
| Country | Link |
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| KR (1) | KR102055457B1 (en) |
| CN (1) | CN104276103B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2549259B (en) * | 2016-04-05 | 2019-10-23 | Continental Automotive Gmbh | Determining mounting positions and/or orientations of multiple cameras of a camera system of a vehicle |
| KR20230015201A (en) | 2021-07-22 | 2023-01-31 | 현대자동차주식회사 | Apparatus for controlling image of vehicle and method thereof |
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| JP2001301538A (en) * | 2000-04-20 | 2001-10-31 | Auto Network Gijutsu Kenkyusho:Kk | Monitoring camera for vehicle |
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| JPH10256979A (en) * | 1997-03-13 | 1998-09-25 | Nippon Soken Inc | Communication equipment for vehicle |
| JP4556325B2 (en) | 2000-12-22 | 2010-10-06 | 株式会社デンソー | Keyless entry system, in-vehicle device and receiver |
| KR100493465B1 (en) | 2004-08-13 | 2005-06-07 | 노하우뱅크(주) | A mobile communication system |
| JP4756938B2 (en) | 2005-07-04 | 2011-08-24 | アルパイン株式会社 | Image pickup device position detection device and image pickup device position detection method |
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2013
- 2013-07-04 KR KR1020130078135A patent/KR102055457B1/en active IP Right Grant
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- 2014-04-29 CN CN201410177563.8A patent/CN104276103B/en active Active
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| JP2001301538A (en) * | 2000-04-20 | 2001-10-31 | Auto Network Gijutsu Kenkyusho:Kk | Monitoring camera for vehicle |
| KR20050078595A (en) * | 2004-02-02 | 2005-08-05 | (주)에이치엔티 | The device which it is possible to manage at a remote distance and can search the bug and hidden camera |
| JP2006005498A (en) * | 2004-06-15 | 2006-01-05 | Sony Corp | System, device and method for radio communication and computer program |
| CN201856712U (en) * | 2010-10-12 | 2011-06-08 | 王兆群 | Vehicle-mounted security monitoring device |
| CN201914177U (en) * | 2010-11-16 | 2011-08-03 | 河南省电力公司平顶山供电公司 | Wireless visible vehicle back running display device |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20150005012A (en) | 2015-01-14 |
| KR102055457B1 (en) | 2019-12-12 |
| CN104276103B (en) | 2016-10-12 |
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