CN101468622B - Vehicle lighting system and control method thereof - Google Patents
Vehicle lighting system and control method thereof Download PDFInfo
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- CN101468622B CN101468622B CN2007103013766A CN200710301376A CN101468622B CN 101468622 B CN101468622 B CN 101468622B CN 2007103013766 A CN2007103013766 A CN 2007103013766A CN 200710301376 A CN200710301376 A CN 200710301376A CN 101468622 B CN101468622 B CN 101468622B
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Abstract
The invention provides an automobile illuminating system. The system comprises an illuminating device (3) and a controllable switch (2) which are electrically connected, wherein the illuminating device also comprises a main controller (1) and a reader (4); the reader (4) is arranged on the automobile body; the control end of the controllable switch (2) and the reader (4) are electrically connected with the main controller (1) respectively; the reader (4) is used for receiving and reading a radio frequency signal, and outputting a read result to the main controller (1); the main controller (1) is used for identifying whether the signal is matched with the reader (4) or not according to the read result, and controlling the on-off of the controllable switch (2) according to the identifying result, thereby controlling the illuminating device (3) to be lightened or not. The illuminating system can provide illumination for a user to get on and off the automobile, thereby bringing convenience to the user. Furthermore, the invention also provides a method for controlling the automobile illuminating system.
Description
Technical field
The present invention relates to a kind of Vehicular illumination system and control method thereof, more particularly, relate to a kind of Vehicular illumination system and control method thereof that adopts radio RF recognition technology.
Background technology
The illumination of existing various vehicles or indicating device are arranged on the rear and front end of car body mostly, this makes the both sides of vehicle lack the light irradiation, thus, to people the switching latching operation of vehicle and process such as get on or off the bus have been brought inconvenience, especially when under situations such as weather condition door lock assembly abominable or vehicle breaks down, this inconvenience is more obvious.
Door Handle indication and alarming device on a kind of Door Handle that is arranged on the car body both sides are disclosed among the CN2654435Y, this device is made up of leader, a light transmission clamshell, a light-emitting device, described light-emitting device is located at grip surface, and cover on the handle with a light transmission clamshell, described light-emitting device links to each other with power supply on the car via power control line.This device be used for vehicle body side provide lighting source with reduce vehicle mutually with vertical angle near the time probability that has an accident.Yet described light-emitting device needs chaufeur to carry out its switching manipulation in car by the electric switch SW of vehicle power supply, and therefore, operation such as can not lock door for the switching that the vehicle user is taken place in the process of getting on the bus and get off provides illumination.
Summary of the invention
Can't provide the shortcoming of effective lighting for the operations such as switching lock of vehicle operation person outside car in order to overcome the illumination equipment that has vehicle now, the invention provides a kind of Vehicular illumination system method that the interior operation of car just can realize illumination functions that need not to enter into.
The invention provides a kind of Vehicular illumination system, this system comprises light-emitting device, gate-controlled switch, light-emitting device is electrically connected with gate-controlled switch, wherein, described device also comprises master controller and reader, reader is installed on the car body, and master controller is electrically connected with the control end and the reader of gate-controlled switch respectively; Reader is used for receiving and reading radio frequency signal, and will read the result and output to master controller, whether master controller is used for discerning this signal and mating mutually with reader according to reading the result, and according to the break-make of this recognition result control gate-controlled switch, thereby whether the control light-emitting device is lighted.
The present invention also provides a kind of control method of Vehicular illumination system, and wherein, this method may further comprise the steps: vehicle-borne reader receives radio frequency signal by radio frequency signal, and this signal is read; According to reading the result, discern this signal and whether mate mutually with reader; According to recognition result, the break-make of control gate-controlled switch, thus whether the control light-emitting device is lighted.
Vehicular illumination system provided by the invention can light light-emitting device by radio frequency signal communication the user when the vehicle, provides illumination thereby can be follow-up processes such as unblanking and get on the bus.When stopping, described light-emitting device can light in case for after vehicle user's processes such as locking car door illumination is provided, and can after lighting a period of time, under the control of master controller, extinguish automatically.Thus, can be switching that the vehicle user takes place operation such as lock door by Vehicular illumination system provided by the invention in the process of getting on the bus and get off illumination is provided.In addition, described Vehicular illumination system can also make things convenient for the vehicle that searches out oneself under the situations such as user's number of vehicles very dim at extraneous ambient light or that parked is too much fast, thereby brings great convenience for the vehicle user.
Description of drawings
Fig. 1 is the structural representation of Vehicular illumination system provided by the invention;
Fig. 2 is the structural representation according to the Vehicular illumination system of one embodiment of the present invention;
Fig. 3 is the structural representation according to the Vehicular illumination system of another embodiment of the present invention;
Fig. 4 is the diagram of circuit of the control method of Vehicular illumination system provided by the invention in the process of getting on the bus;
Fig. 5 is the diagram of circuit according to the control method of Vehicular illumination system when getting on the bus of one embodiment of the present invention;
Fig. 6 is the diagram of circuit according to the control method of Vehicular illumination system when getting off of one embodiment of the present invention;
Fig. 7 is the front elevation according to the installation site of the illumination equipment in the Vehicular illumination system of one embodiment of the present invention;
Fig. 8 is the back view according to the installation site of the illumination equipment in the Vehicular illumination system of one embodiment of the present invention.
The specific embodiment
As shown in Figure 1, the invention provides a kind of Vehicular illumination system, this system comprises light-emitting device 3, gate-controlled switch 2, light-emitting device 3 is electrically connected with gate-controlled switch 2, wherein, described device also comprises master controller 1 and reader 4, and reader 4 is installed on the car body, and master controller 1 is electrically connected with the control end and the reader 4 of gate-controlled switch 2 respectively; Reader 4 is used for receiving and reading radio frequency signal, and will read the result and output to master controller 1, whether master controller 1 is used for discerning this signal and mating mutually with reader 4 according to reading the result, and according to the break-make of this recognition result control gate-controlled switch 2, thereby whether control light-emitting device 3 is lighted.
Described light-emitting device 3 can be the light-emitting device that has illumination functions arbitrarily, in order to improve the stability of rate of energy and assurance device, is preferably and adopts light-emitting diode to realize.In addition, light-emitting device 3 can be installed on top, side and/or the back of vehicle body, shown in Fig. 7 and 8, in order for the vehicle user switching lock process of vehicle to be thrown light on effectively, described light-emitting device 3 is preferably and is installed on the Door Handle 25, and be preferably on the described Door Handle 25 and have transparent face mask 26, when light-emitting device 3 was lighted, light can transmit by the transparent face mask 26 on these handle 25 outside faces.Consider illuminating effect and save cost that light-emitting device 3 is preferably and adopts 2 light-emitting diodes to realize.
Described gate-controlled switch 2 can be to reply by cable arbitrarily to return the type gate-controlled switch; a preferred embodiment of the invention; described gate-controlled switch 2 is preferably employing and can realizes replying by cable and return and the electromagnetic type open contact relay of hand resetting, and described light-emitting device 3 links to each other with the normalizing electricity of vehicle by gate-controlled switch 2.
Described reader 4 can be the reader that can receive and read radio frequency signal arbitrarily, is used for communicating with certain data transmission rate and the radio frequency signal that enters in its actv. communication range.Described read operation comprises makes steps known in those skilled in the art such as digital signal to the modulation signal demodulation.Reader 4 can be by commercially available, and its inner structure and principle of work are conventionally known to one of skill in the art, do not repeat them here.
Described master controller 1 can be commercially available for having the element of controllable function arbitrarily, the realization of also micro controller system, computing machine, vehicle electronic control unit simply can being programmed.Determine radio frequency signal that reader 4 receives and this reader 4 mutually during coupling when master controller 1 by discerning, master controller 1 sends Continuity signal to the control end of gate-controlled switch 2, lights thereby control light-emitting device 3.
In order to control extinguishing of light-emitting device 3, according to one embodiment of the present invention, described master controller 1 also can have clocking capability, be used for the duration of lighting of light-emitting device 3 is carried out timing, when light-emitting device 3 was lighted, timing began, when timing reaches predetermined value, master controller 1 sends cut-off signal by the control end to gate-controlled switch 2, thereby control light-emitting device 3 extinguishes.
In addition, described master controller 1 also be used to detect with reader 4 mutually the radio frequency signals of coupling intensity and according to the break-make of the intensity control gate-controlled switch 2 of this signal.Characteristic according to radio frequency signal, when with reader 4 mutually the radio frequency signals of coupling from the compartment in the time, though this moment, this signal still was positioned at and reader 4 actv. communication ranges, light-emitting device 3 can successfully not lighted with communicating by letter of reader 4 because of this signal again.This is because when the radio frequency signal to emission all around passes car door, its signal strength will obviously be weakened by car door, thereby making master controller 1 can identify this signal according to the intensity of radiofrequency signal is from car door outward or in the car door, and when identify this signal from car door in the time, master controller 1 will can not be controlled gate-controlled switch 2 conductings.That is to say, when master controller 1 determines that reader 4 received radio frequency signals mate mutually with this reader 4, described master controller 1 will continue to detect the intensity of this radio frequency signal, a preferred embodiment of the invention, the intensity that detects this radio frequency signal when master controller 1 is during greater than 700 little tesals, 2 conductings of master controller 1 control gate-controlled switch, thus light-emitting device 3 is lighted; And the intensity that detects radio frequency signal when master controller 1 then keeps gate-controlled switch 2 to disconnect, thereby does not light light-emitting device 3 during less than 700 little tesal.
As shown in Figure 2, according to another embodiment of the invention, in order to control extinguishing of light-emitting device 3, described Vehicular illumination system can also comprise time meter 7, this time meter 7 is electrically connected with master controller 1, be used for the duration of lighting of light-emitting device 3 is carried out timing, when light-emitting device 3 is lighted, timing begins, when the timing of time meter 7 reaches predetermined value, time meter 7 sends timing to master controller 1 and finishes signal, and master controller 1 extinguishes by controlling light-emitting device 3 to the control end transmission cut-off signal of gate-controlled switch 2 afterwards.
Described predetermined value can be the numerical value of size arbitrarily, and is not less than 0.2 minute at least, and for balance in addition between meet requirements and energy savings, described predetermined value was preferably set between 0.5 to 2 minute.
For effectively energy savings is also easy to use, described master controller 1 can be used for also judging whether when receiving the radio frequency signal that mates mutually with reader 4 be night, and according to this judged result, the break-make of control gate-controlled switch 2.For example, can set described Vehicular illumination system only the 19:00 of every day between the 5:00 of next day effectively, and invalid in all the other times.Like this, in the invalid time period, even if the communicating by letter successfully of radio frequency signal and reader 4, light-emitting device 3 is not lighted yet.Described effectively and the invalid time period can set arbitrarily by user's needs.
In addition, as shown in Figure 3, in order to control extinguishing and control the lighting of light-emitting device 3 when the vehicle user gets off of light-emitting device 3, according to an embodiment more of the present invention, described Lighting System also comprises micro-switch 8, this micro-switch is electrically connected with master controller 1, micro-switch 8 is used to detect the on-off action of car door, when detecting car door, micro-switch 8 sends the car door opening signal to master controller (1) by closing to become when opening, master controller (1) receives this signal, the conducting of control gate-controlled switch (2), thus light-emitting device (3) is lighted; Send closing of the door signal by opening to become when closing to master controller (1) when micro-switch (8) detects car door, master controller (1) receives this signal, and control gate-controlled switch (2) disconnects, thereby light-emitting device (3) is extinguished.Described micro-switch 8 is preferably the junction that is arranged on car door and compartment main body.Need to prove, except that adopting micro-switch 8, can also adopt other multiple modes to realize detection, for example, select for use near devices such as switch, dry-reed tube, sensors to the opening/closing door of vehicle signal.
As shown in Figures 2 and 3, according to a kind of embodiment provided by the invention, also comprise label 5 in the described Vehicular illumination system, this label 5 separates with vehicle body, is used to send the radio frequency signal that mates mutually with reader 4.Described label 5 can be for having the electronic tag of identification information arbitrarily.Because described Lighting System only needs to start during near vehicle the vehicle user, make that the sphere of action of required radiofrequency signal is less relatively, therefore, according to a kind of preferred implementation of the present utility model, in order to save cost, described label 5 is preferably the employing low frequency tags.Described label 5 also can be by commercially available, its inner structure and and reader 4 between interactional principle be conventionally known to one of skill in the art, do not repeat them here.
Described system adopts radio frequency identification (RFID) technology that well known to a person skilled in the art, label of carrying by the vehicle user 5 and the radio frequency signal communication that is installed between the reader 4 on the vehicle and that this label 5 is complementary can realize lighting of light-emitting device 3 under contactless state.
In addition, a preferred embodiment of the invention, described Lighting System also can realize by existing vehicle keyless access system is suitably improved.At this moment, described label 5 is Intelligent key, described master controller 1 and reader 4 are respectively master controller and the reader in the automobile keyless access system that uses Intelligent key, and described light-emitting device 3 is connected to master controller in the automobile keyless access system by gate-controlled switch 2.And the control method of described Vehicular illumination system also can combine with the control method of automobile keyless access system, promptly when using Intelligent key to vehicle success release, main controller controls gate-controlled switch 2 conductings in the automobile keyless access system, thus control light-emitting device 3 is lighted.And when realizing described Vehicular illumination system based on the vehicle keyless access system, remaining principle of work and control method are identical with the Vehicular illumination system of described independent realization.
As shown in Figure 4, the present invention also provides a kind of control method of Vehicular illumination system, and wherein, this method may further comprise the steps: vehicle-borne reader 4 receives radio frequency signal by radio frequency signal, and this signal is read; According to reading the result, discern this signal and whether mate mutually with reader 4; According to recognition result, the break-make of control gate-controlled switch 2, thus whether control light-emitting device 3 is lighted.
The described radio frequency signal that mates mutually with reader 4 is from label 5.Reader 4 can receive radio frequency signal in its actv. communication range, the size of this actv. communication range depends on the frequency of the radio frequency signal that is complementary with reader 4, and the effective range of general low frequency signal is about 1-2 rice.Reader 4 transfers to read this signal by separating after receiving radio frequency signal, and will read the result and send to master controller 1.Whether master controller 1 reads the result according to this, discern this signal and mate mutually with reader 4.When master controller 1 is determined this signal and reader 4 mutually during coupling by identification, master controller 1 to the control end transmission Continuity signal of gate-controlled switch 2 so that this gate-controlled switch conducting, thereby light light-emitting device 3; When master controller 1 by identification determine this signal with reader 4 mutually during coupling, then can keep the off-state of gate-controlled switch 2, when identifying the radio frequency signal that receives and mate mutually, just control gate-controlled switch 2 conductings with reader 4.
As shown in Figure 4, according to one embodiment of the present invention, described control method is further comprising the steps of: pick up counting when light-emitting device 3 is lighted; When timing reaches predetermined value, extinguish light-emitting device 3.
Described timing can be finished by master controller 1, also can finish by the time meter of installing in addition in system 7.If adopt master controller 1 to realize clocking capability, then when timing reached predetermined value, master controller 1 sent cut-off signal so that this gate-controlled switch 2 disconnects to the control end of gate-controlled switch 2, thereby extinguishes light-emitting device 3.If adopt time meter 7 to realize clocking capability, then when timing reached predetermined value, time meter 7 sent timing to master controller 1 and finishes signal, and master controller 1 extinguishes by controlling light-emitting device 3 to the control end transmission cut-off signal of gate-controlled switch 2 afterwards.
In addition, at master controller 1 or during time meter 7 picks up counting and timing do not reach predetermined value, the vehicle user also can disconnect gate-controlled switch 2 with manual mode as required at any time, thereby reaches the purpose of extinguishing light-emitting device 3 in advance.
The vehicle user walks out of process outside the car in car, the vehicle user is before getting off, can pass through manually operated mode conducting gate-controlled switch 2, thereby light-emitting device 3 is lighted, pick up counting simultaneously, described clocking capability can be finished by master controller 1 or time meter 7, and when timing reached predetermined value, master controller 1 extinguished by controlling light-emitting device 3 to the control end transmission cut-off signal of gate-controlled switch 2.In addition, as shown in Figure 5, also can realize extinguishing of light-emitting device 3 by the detection of 8 pairs of closing of the door actions of micro-switch.
In addition, as shown in Figure 5, a preferred embodiment of the invention, described control method comprise also whether identification is night when receiving the radio frequency signal that mates mutually with reader 4, and according to this judged result, the break-make of control gate-controlled switch 2.
As shown in Figure 6, according to another embodiment of the invention, described control method is further comprising the steps of: detect vehicle door status; Become when opening by closing when detecting car door, light light-emitting device 3, become when closing by opening, extinguish light-emitting device 3 when detecting car door.
When in the described system micro-switch 8 being installed, can moving by micro-switch 8 detected opening/closing door of vehicle and realize control light-emitting device 3 light on and off.When car door becomes when opening by closing, described micro-switch 8 disconnects, and this moment, master controller 1 was subjected to the triggering from the car door opening signal of micro-switch 8, and sent Continuity signal to the control end of gate-controlled switch 2, thereby control light-emitting device 3 is lighted; When car door becomes when closing by opening, described micro-switch 8 conductings, this moment, master controller 1 was subjected to the triggering from the closing of the door signal of micro-switch 8, and sent cut-off signal to the control end of gate-controlled switch 2, thus control light-emitting device 3 extinguishes.
Herein of particular note, in described system, installed under the situation of micro-switch 8, the action of using the RFID communication between label 5 and the reader 4 and opening car door all can make light-emitting device 3 light, but this contradiction not, but provide double insurance for successfully lighting light-emitting device 3.When wherein a kind of mode breaks down, still can successfully light light-emitting device 3 in another way.
In addition, it can be electric signal arbitrarily that various signals such as signal, car door opening signal and closing of the door signal are finished in above-mentioned cut-off signal, Continuity signal, timing, for example, can be high level signal, low level signal or a plurality of continuous height alternate level signal.
Claims (16)
1. Vehicular illumination system, this system comprises light-emitting device (3), gate-controlled switch (2), light-emitting device (3) is electrically connected with gate-controlled switch (2), it is characterized in that, described device also comprises master controller (1) and reader (4), reader (4) is installed on the car body, and master controller (1) is electrically connected with the control end and the reader (4) of gate-controlled switch (2) respectively; Reader (4) is used for receiving and reading radio frequency signal, and will read the result and output to master controller (1), master controller (1) be used for according to read the result discern this signal whether with reader (4) coupling mutually, and according to the break-make of this recognition result control gate-controlled switch (2), thereby whether control light-emitting device (3) is lighted, wherein said master controller (1) also is used for detecting the intensity of the radio frequency signal that mates mutually with reader (4), and according to the break-make of the intensity control gate-controlled switch (2) of this radio frequency signal, the intensity that detects this radio frequency signal when described master controller (1) is during greater than 700 little tesals, described master controller (1) is controlled described gate-controlled switch (2) conducting, thereby described light-emitting device (3) is lighted; And the intensity that detects this radio frequency signal when described master controller (1) then keeps described gate-controlled switch (2) to disconnect, thereby does not light described light-emitting device (3) during less than 700 little tesal.
2. system according to claim 1, wherein, light-emitting device (3) is positioned at top, side and/or the back of vehicle body.
3. system according to claim 1, wherein, described gate-controlled switch (2) is an electromagnetic type open contact relay, and described light-emitting device (3) links to each other with the normalizing electricity of vehicle by gate-controlled switch (2).
4. system according to claim 1, wherein, described master controller (1) also is used for the duration of lighting of light-emitting device (3) is carried out timing, and when timing reaches predetermined value, master controller (1) disconnects by control gate-controlled switch (2), thereby light-emitting device (3) is extinguished.
5. system according to claim 1, wherein, described system also comprises time meter (7), this time meter (7) is electrically connected with master controller (1), is used for the duration of lighting of light-emitting device (3) is carried out timing, and when timing reaches predetermined value, time meter (7) sends timing to master controller (1) and finishes signal, master controller (1) receives this signal, and control gate-controlled switch (2) disconnects, thereby light-emitting device (3) is extinguished.
6. according to claim 4 or 5 described systems, wherein, described predetermined value is at least 0.2 minute.
7. according to claim 1 or 4 described systems, wherein, described master controller (1) is used for also judging whether when receiving the radio frequency signal that mates mutually with reader (4) be night, and according to this judged result, the break-make of control gate-controlled switch (2).
8. system according to claim 1, wherein, described Vehicular illumination system also comprises micro-switch (8), this micro-switch (8) is electrically connected with master controller (1), micro-switch (8) is used to detect the on-off action of car door, sends car door opening signal by closing to become when opening to master controller (1) when micro-switch (8) detects car door, and master controller (1) receives this signal, the conducting of control gate-controlled switch (2), thus light-emitting device (3) is lighted; Send closing of the door signal by opening to become when closing to master controller (1) when micro-switch (8) detects car door, master controller (1) receives this signal, and control gate-controlled switch (2) disconnects, thereby light-emitting device (3) is extinguished.
9. according to the described system of each claim in claim 1-5 or 8, wherein, this system also comprises label (5), and label (5) separates with vehicle body, is used for sending the radio frequency signal that mates mutually with reader (4).
10. system according to claim 9, wherein, described label (5) is an Intelligent key, described master controller (1) and reader (4) are respectively master controller and the reader in the automobile keyless access system that uses Intelligent key.
11. the control method of a Vehicular illumination system is characterized in that, this method may further comprise the steps:
Vehicle-borne reader (4) receives radio frequency signal by radio frequency signal, and this signal is read;
According to reading the result, discern this radio frequency signal and whether mate mutually with reader (4);
When described radio frequency signal and reader (4) when mating mutually, detect the intensity of this radio frequency signal, and according to the intensity control gate-controlled switch (2) of this radio frequency signal thus break-make control light-emitting device (3) whether light, wherein when the intensity of this radio frequency signal during greater than 700 little tesals, control described gate-controlled switch (2) conducting, thereby described light-emitting device (3) is lighted; And when the intensity of this radio frequency signal during less than 700 little tesals, then keep described gate-controlled switch (2) to disconnect, thereby do not light described light-emitting device (3).
12. system according to claim 11, wherein, light-emitting device (3) is positioned at top, side and/or the back of vehicle body.
13. control method according to claim 11, wherein, described control method is further comprising the steps of:
When lighting, light-emitting device (3) picks up counting;
When timing reaches predetermined value, extinguish light-emitting device (3).
14. control method according to claim 11, wherein, described predetermined value is at least 0.2 minute.
15. according to claim 11 or 13 described control methods, wherein, described control method also comprises judging whether when receiving the radio frequency signal that mates mutually with reader (4) be night, and according to this judged result, the break-make of control gate-controlled switch (2).
16. control method according to claim 11, wherein, described control method is further comprising the steps of:
Detect vehicle door status;
Become when opening by closing when detecting car door, light light-emitting device (3), become when closing by opening, extinguish light-emitting device (3) when detecting car door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007103013766A CN101468622B (en) | 2007-12-25 | 2007-12-25 | Vehicle lighting system and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007103013766A CN101468622B (en) | 2007-12-25 | 2007-12-25 | Vehicle lighting system and control method thereof |
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| CN101468622A CN101468622A (en) | 2009-07-01 |
| CN101468622B true CN101468622B (en) | 2011-03-02 |
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| CN2007103013766A Active CN101468622B (en) | 2007-12-25 | 2007-12-25 | Vehicle lighting system and control method thereof |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101850750A (en) * | 2010-06-18 | 2010-10-06 | 浙江吉利汽车研究院有限公司 | Intellectualized starting forearmed system for automobile |
| CN103847622B (en) * | 2012-11-30 | 2016-05-25 | 丹阳市飞越车辆附件有限公司 | Bus compartment ceiling light device |
| CN103847623B (en) * | 2012-12-06 | 2016-08-24 | 丹阳市飞越车辆附件有限公司 | Pedestal installed by automobile-used assembly with shot-light |
| TW201425096A (en) * | 2012-12-19 | 2014-07-01 | jian-liang Xie | Light warning method for vehicle door handle and light warning system thereof |
| CN105752080A (en) * | 2016-03-02 | 2016-07-13 | 吴伟民 | Automatic vehicle parking method and system |
| CN108166882A (en) * | 2017-12-24 | 2018-06-15 | 芜湖皖江知识产权运营中心有限公司 | A kind of electric vehicle power-assisted automobile door structure |
| CN108166883A (en) * | 2017-12-24 | 2018-06-15 | 芜湖皖江知识产权运营中心有限公司 | Electric vehicle power-assisted automobile door structure |
| CN110985938A (en) * | 2019-12-23 | 2020-04-10 | 斯比夫（西安）照明技术有限公司 | Lighting device for overhauling door mechanism of railway locomotive |
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| CN2281289Y (en) * | 1996-12-10 | 1998-05-13 | 葛运昌 | Controller for automotive lights out slowly |
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