CN108469708A - A kind of projection vehicle lamp and method for controlling projection - Google Patents
A kind of projection vehicle lamp and method for controlling projection Download PDFInfo
- Publication number
- CN108469708A CN108469708A CN201710100470.9A CN201710100470A CN108469708A CN 108469708 A CN108469708 A CN 108469708A CN 201710100470 A CN201710100470 A CN 201710100470A CN 108469708 A CN108469708 A CN 108469708A
- Authority
- CN
- China
- Prior art keywords
- liquid crystal
- mask plate
- crystal mask
- projection
- light source
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/005—Projectors using an electronic spatial light modulator but not peculiar thereto
- G03B21/006—Projectors using an electronic spatial light modulator but not peculiar thereto using LCD's
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/50—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating other intentions or conditions, e.g. request for waiting or overtaking
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q2400/00—Special features or arrangements of exterior signal lamps for vehicles
- B60Q2400/50—Projected symbol or information, e.g. onto the road or car body
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Liquid Crystal (AREA)
Abstract
An embodiment of the present invention provides a kind of projection vehicle lamp and method for controlling projection, projection vehicle lamp includes：Communication module, logic control circuit, light source, liquid crystal mask plate and main lens；Communication module is for receiving control instruction；Logic control circuit is used to generate liquid crystal mask plate control signal according to control instruction, is sent to liquid crystal mask plate, and generate light source control signal according to control instruction and vehicle control instruction and be sent to light source；Liquid crystal mask plate forms corresponding pattern according to liquid crystal mask plate control signal, and the light that light source is sent out passes through liquid crystal mask plate and main lens, the pattern on liquid crystal mask plate is projected to ground successively.The projection pattern of the current car light of the embodiment of the present invention is avoided identical as the car light projection of nearby vehicle by the processing of cloud platform；Liquid crystal mask plate, which is controlled, by logic control circuit forms corresponding pattern；And projected pattern to ground by main lens, user can be made quickly to search out target vehicle in complex environment, improve about vehicle Link Efficiency.
Description
Technical field
The present embodiments relate to Internet technical field more particularly to a kind of projection vehicle lamps and method for controlling projection.
Background technology
Existing automobile lamp is fixed pattern, once completing Car design sizing, then car light pattern is fixed, the appearance of car light
And display content is immutable.Net about vehicle enriches the trip mode of user to a certain extent as common trip tool,
But in the service process of net about vehicle, there are problems that user is difficult to find that target vehicle, especially at night, net about vehicle is usual
Double sudden strains of a muscle, whistle mode can only be used to prompt user.
During realizing the embodiment of the present invention, inventor has found existing automobile when environment is complex, user
It is difficult to search out target vehicle, causes about vehicle Link Efficiency relatively low.
Invention content
For existing automobile when environment is complex, user is difficult to search out target vehicle, causes about vehicle link effect
The lower defect of rate, a kind of projection vehicle lamp of offer of the embodiment of the present invention and method for controlling projection.
In a first aspect, an embodiment of the present invention provides a kind of projection vehicle lamps, including：Communication module, logic control circuit, light
Source, liquid crystal mask plate and main lens；
The communication module is for receiving control instruction；
The logic control circuit respectively with the liquid crystal mask plate, the light source, the communication module and vehicle bus
Interface connects, and the logic control circuit generates liquid crystal mask plate control signal according to the control instruction, and is sent to described
Liquid crystal mask plate；
Vehicle control instruction of the logic control circuit according to the control instruction and from the vehicle bus interface
It generates light source control signal and is sent to the light source；
The liquid crystal mask plate is set between the main lens and the light source, according to the liquid crystal mask plate control signal
Form corresponding pattern；
The light that the light source is sent out passes through liquid crystal mask plate and main lens successively, and the pattern on the liquid crystal mask plate is thrown
Shadow is to ground.
Preferably, the light source includes laser light source and/or parallel light tube.
Preferably, the light source includes xenon lamp and light lens.
Preferably, the main lens is lens group.
Preferably, the liquid crystal mask plate includes radiator.
Preferably, the liquid crystal mask plate includes the construction of switch of matrix arrangement.
Preferably, the projection vehicle lamp further includes：Electric power driving module；
The electric power driving module is connect with the logic control circuit, for powering for the logic control circuit.
Second aspect, an embodiment of the present invention provides a kind of method for controlling projection using above-mentioned projection vehicle lamp, including：
The communication module receives control instruction；
The logic control circuit controls the liquid crystal mask plate according to the control instruction and shows corresponding pattern；
Vehicle control instruction of the logic control circuit according to the control instruction and from the vehicle bus interface
Control the light source.
Preferably, the method further includes：
Pattern to be projected is obtained, according to control instruction described in the pattern generation to be projected.
As shown from the above technical solution, the embodiment of the present invention receives control instruction by communication module so that current car light
Projection pattern by the processing of cloud platform, avoid identical as the car light projection of nearby vehicle；By logic control circuit to control
System instruction and vehicle control instruction are handled, and are generated control signal, can be controlled liquid crystal mask plate and form corresponding pattern；And
It is reflected by main lens, pattern is projected to ground and carries out information alert, user can be made quickly to be sought in complex environment
Target vehicle is found, about vehicle Link Efficiency is improved.
Description of the drawings
In order to illustrate more clearly of the embodiment of the present disclosure or technical solution in the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some disclosed embodiments for those of ordinary skill in the art without creative efforts, can be with
Other attached drawings are obtained according to these figures.
Fig. 1 is a kind of structural schematic diagram for projection vehicle lamp that one embodiment of the disclosure provides；
Fig. 2 is a kind of flow diagram for method for controlling projection that one embodiment of the disclosure provides.
Specific implementation mode
Below in conjunction with the attached drawing in the embodiment of the present disclosure, the technical solution in the embodiment of the present disclosure is carried out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the disclosure, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment belongs to the range of disclosure protection.
As shown in Figure 1, one embodiment of the disclosure provides a kind of projection vehicle lamp, including：Communication module 101, logic control
Circuit 102, light source, liquid crystal mask plate 103 and main lens；
The communication module 101 is for receiving control instruction；
The logic control circuit 102 respectively with the liquid crystal mask plate 103, the light source, the communication module 101 and
Vehicle bus interface connects, and the logic control circuit 102 generates liquid crystal mask plate control signal according to the control instruction, and
It is sent to the liquid crystal mask plate 103；
Vehicle control of the logic control circuit 102 according to the control instruction and from the vehicle bus interface refers to
It enables and generates light source control signal and be sent to the light source；
The liquid crystal mask plate 103 is set between the main lens and the light source, is controlled according to the liquid crystal mask plate
Signal forms corresponding pattern；
The light that the light source is sent out passes through liquid crystal mask plate and main lens successively, and the pattern on the liquid crystal mask plate is thrown
Shadow is to ground.
The pattern is projected to ground for being reflected to the light of transmission and carries out information alert by the main lens.
Wherein, the control instruction is server, cloud platform carries out integrated treatment according to the data that each projection vehicle lamp reports
Afterwards, the instruction sent to Current projection car light, or for intelligent terminal according to information input by user or according to communication module from clothes
The instruction that the data that business device or cloud platform receive generate.
The vehicle control instruction is from controlling what module was sent according to vehicle's current condition to logic control circuit in vehicle
Instruction for controlling projection vehicle lamp.
The pattern is the car light pattern for identifying different vehicle, can carry out personalized customization, and driver can be aobvious to car light
Show that content is adjusted, such as light for vehicle pattern, driver may be selected or customization meets the pattern of itself hobby, and report to cloud
Platform, by audit with after safety verification, instruction is issued to the logic control circuit of car light by communication module by cloud platform, is patrolled
It collects control circuit and controls liquid crystal mask plate into driving lamp content displaying.
For example, net about vehicle drives to designated position, obtains control instruction by communication module, such as pattern is drop
Mark+number is dripped, and ground is projeced by automotive headlamp and taillight, user can quickly positioning target vehicle from distant place.
Liquid crystal mask plate 103 is placed between main lens and light source, and is strictly located at the focal position of main lens.Liquid crystal mask
Plate displaying content is controlled by logic processing circuit, can be pattern, and the patterns such as word can not also do any displaying.
Logic control circuit 102 obtains two-way input instruction, the control instruction obtained all the way for communication module, and another way is
Vehicle bus interface obtains vehicle control instruction, to ensure that vehicle safety, the latter instruct priority to be instructed higher than the former.
Control for liquid crystal mask plate 103 can be carried out by the side in cloud platform, server or intelligent terminal completely
Control, and it is unrelated with the control of the light source, and the light source can be integrated to be controlled according to control instruction and vehicle control instruction.
For example, when daytime, driver will not generally open headlight, at this time to show light projection, that
When being controlled by the instruction of cloud platform, it is necessary to control light source, to open headlight.
Projection vehicle lamp provided in this embodiment further includes lamp body, the main lens, the liquid crystal mask plate 103 and described
Light source is installed on according to light path in shown lamp body, and ensures that three is located at the same optical axis.The liquid crystal mask plate 103 is by described
Logic control circuit 102 controls, and the logic control circuit 102 is connected with the communication module 101 and can be controlled by its acquisition
System instruction, the logic control circuit 102 are also connected with vehicle bus interface, and the vehicle bus interface connects with vehicle bus
It connects, and obtains vehicle instruction.
Projection vehicle lamp provided in this embodiment carries out appearance design according to the original design outline of vehicle, and is mounted on vehicle
On, it can be automotive headlamp, can also be light for vehicle.
The present embodiment receives control instruction by communication module so that the place that the projection pattern of current car light passes through cloud platform
Reason, avoids identical as the car light projection of nearby vehicle；Control instruction and vehicle control instruction are carried out by logic control circuit
Processing generates control signal, can control liquid crystal mask plate and form corresponding pattern；And reflected by main lens, it will scheme
Case projects to ground and carries out information alert, and user can be made quickly to search out target vehicle in complex environment, improves about vehicle ring
Save efficiency.
Further, on the basis of above-mentioned apparatus embodiment, the light source includes laser light source and/or parallel light tube.
Light source is formed by way of it will use laser light source and/or parallel light tube, can ensure drop shadow effect.
Further, on the basis of above-mentioned apparatus embodiment, the light source includes xenon lamp and light lens.
Light source is formed by way of by xenon lamp and lens, can ensure drop shadow effect.
Further, on the basis of above-mentioned apparatus embodiment, the main lens is lens group.
Main lens is to ensure that drop shadow effect is good, and lens group can be used, to be carried out about to the imaging problem of dtmf distortion DTMF such as distortion
Beam.
Further, on the basis of above-mentioned apparatus embodiment, the liquid crystal mask plate includes radiator.
Liquid crystal mask plate can have radiator, to ensure stable conditions.
Further, on the basis of above-mentioned apparatus embodiment, the liquid crystal mask plate includes the switch knot of matrix arrangement
Structure.
Consider to reduce the difficulty that cost and technology are realized, liquid crystal mask plate part can also include opening for matrix arrangement
Close structure.
Further, on the basis of above-mentioned apparatus embodiment, the projection vehicle lamp further includes：Electric power driving module；
The electric power driving module is connect with the logic control circuit, for powering for the logic control circuit.
Each circuit unit of projection car light is powered by a power supply module for power supply, and electric power driving module obtains electricity from vehicle battery
Source.
Fig. 2 shows a kind of method for controlling projection using above-mentioned projection vehicle lamp that the embodiment of the present disclosure provides, including：
S201, the communication module receive control instruction；
S202, the logic control circuit control the liquid crystal mask plate according to the control instruction and show corresponding figure
Case；
The vehicle control of S203, the logic control circuit according to the control instruction and from the vehicle bus interface
Instruction controls the light source.
Specifically, it if the control instruction and the vehicle control instruction conflict, is instructed and is given birth to according to the vehicle control
At the open signal.
For example, it is red that control instruction, which includes car light color, and shape is smiling face, and vehicle control instruction includes car light face
Color is green, then it is green that the corresponding instruction of liquid crystal mask plate control signal, which be car light color, and shape is smiling face, and by the liquid crystal
Mask plate control signal is sent to liquid crystal mask plate, and liquid crystal mask plate generates green smiling face according to liquid crystal mask plate control signal,
After the light for receiving light source transmitting, the light of green smiling face is exported to main lens.
It is preferential by using vehicle control instruction, it can ensure traffic safety.
The present embodiment receives control instruction by communication module so that the place that the projection pattern of current car light passes through cloud platform
Reason, avoids identical as the car light projection of nearby vehicle；Control instruction and vehicle control instruction are carried out by logic control circuit
Processing generates control signal, can control liquid crystal mask plate and form corresponding pattern；And reflected by main lens, it will scheme
Case projects to ground and carries out information alert, and user can be made quickly to search out target vehicle in complex environment, improves about vehicle ring
Save efficiency.
Further, on the basis of above method embodiment, the method further includes：
S204, pattern to be projected is obtained, according to control instruction described in the pattern generation to be projected.
Method for controlling projection described in the present embodiment can be used for executing above-mentioned apparatus embodiment, principle and technique effect
Similar, details are not described herein again.
One of ordinary skill in the art will appreciate that：Realize that all or part of step of above method embodiment can lead to
The relevant hardware of program instruction is crossed to complete, program above-mentioned can be stored in computer-readable storage medium, the journey
Sequence when being executed, executes step including the steps of the foregoing method embodiments.
In the specification of the disclosure, numerous specific details are set forth.It is to be appreciated, however, that embodiment of the disclosure can be with
It puts into practice without these specific details.In some instances, well known method, structure and skill is not been shown in detail
Art, so as not to obscure the understanding of this description.
Above example is only to illustrate the technical solution of the disclosure, rather than its limitations；Although with reference to the foregoing embodiments
The disclosure is described in detail, it will be understood by those of ordinary skill in the art that；It still can be to aforementioned each implementation
Technical solution recorded in example is modified or equivalent replacement of some of the technical features；And these modification or
It replaces, the spirit and scope of each embodiment technical solution of the disclosure that it does not separate the essence of the corresponding technical solution.
Claims (9)
1. a kind of projection vehicle lamp, which is characterized in that including：Communication module, logic control circuit, light source, liquid crystal mask plate and master
Lens；
The communication module is for receiving control instruction；
The logic control circuit respectively with the liquid crystal mask plate, the light source, the communication module and vehicle bus interface
Connection, the logic control circuit generates liquid crystal mask plate control signal according to the control instruction, and is sent to the liquid crystal
Mask plate；
Vehicle control instruction of the logic control circuit according to the control instruction and from the vehicle bus interface generates
Light source control signal is simultaneously sent to the light source；
The liquid crystal mask plate is set between the main lens and the light source, is formed according to the liquid crystal mask plate control signal
Corresponding pattern；
The light that the light source is sent out successively pass through liquid crystal mask plate and main lens, by the pattern on the liquid crystal mask plate project to
Ground.
2. projection vehicle lamp according to claim 1, which is characterized in that the light source includes laser light source and/or directional light
Pipe.
3. projection vehicle lamp according to claim 1, which is characterized in that the light source includes xenon lamp and light lens.
4. projection vehicle lamp according to claim 1, which is characterized in that the main lens is lens group.
5. projection vehicle lamp according to claim 1, which is characterized in that the liquid crystal mask plate includes radiator.
6. projection vehicle lamp according to claim 1, which is characterized in that the liquid crystal mask plate includes the switch of matrix arrangement
Structure.
7. according to any projection vehicle lamps of claim 1-6, which is characterized in that the projection vehicle lamp further includes：Power supply drives
Dynamic model block；
The electric power driving module is connect with the logic control circuit, for powering for the logic control circuit.
8. a kind of method for controlling projection using any projection vehicle lamps of claim 1-7, which is characterized in that including：
The communication module receives control instruction；
The logic control circuit controls the liquid crystal mask plate according to the control instruction and shows corresponding pattern；
Vehicle control instruction control of the logic control circuit according to the control instruction and from the vehicle bus interface
The light source.
9. according to the method described in claim 8, it is characterized in that, the method further includes：
Pattern to be projected is obtained, according to control instruction described in the pattern generation to be projected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710100470.9A CN108469708A (en) | 2017-02-23 | 2017-02-23 | A kind of projection vehicle lamp and method for controlling projection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710100470.9A CN108469708A (en) | 2017-02-23 | 2017-02-23 | A kind of projection vehicle lamp and method for controlling projection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108469708A true CN108469708A (en) | 2018-08-31 |
Family
ID=63266696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710100470.9A Pending CN108469708A (en) | 2017-02-23 | 2017-02-23 | A kind of projection vehicle lamp and method for controlling projection |
Country Status (1)
| Country | Link |
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| CN (1) | CN108469708A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111348054A (en) * | 2020-02-28 | 2020-06-30 | 华域视觉科技(上海)有限公司 | Projection system and method of multimedia image and vehicle |
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|---|---|---|---|---|
| CN201062017Y (en) * | 2007-06-18 | 2008-05-21 | 林永发 | Conformation of automobile safety projection lamp |
| KR100981274B1 (en) * | 2010-03-11 | 2010-09-10 | 주식회사 베스트디지탈 | Automatic lighting control system |
| CN103400496A (en) * | 2013-07-27 | 2013-11-20 | 杭州九树网络科技有限公司 | Information reminding system and method between taxi and passenger |
| CN103661163A (en) * | 2012-09-21 | 2014-03-26 | 索尼公司 | Mobile object and storage medium |
| US20160084493A1 (en) * | 2013-11-21 | 2016-03-24 | Ford Global Technologies, Llc | Illuminated speaker |
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2017
- 2017-02-23 CN CN201710100470.9A patent/CN108469708A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201062017Y (en) * | 2007-06-18 | 2008-05-21 | 林永发 | Conformation of automobile safety projection lamp |
| KR100981274B1 (en) * | 2010-03-11 | 2010-09-10 | 주식회사 베스트디지탈 | Automatic lighting control system |
| CN103661163A (en) * | 2012-09-21 | 2014-03-26 | 索尼公司 | Mobile object and storage medium |
| CN103400496A (en) * | 2013-07-27 | 2013-11-20 | 杭州九树网络科技有限公司 | Information reminding system and method between taxi and passenger |
| US20160084493A1 (en) * | 2013-11-21 | 2016-03-24 | Ford Global Technologies, Llc | Illuminated speaker |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111348054A (en) * | 2020-02-28 | 2020-06-30 | 华域视觉科技(上海)有限公司 | Projection system and method of multimedia image and vehicle |
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