CN117048484A - Laser car lamp control system - Google Patents

Laser car lamp control system Download PDF

Info

Publication number
CN117048484A
CN117048484A CN202311036400.3A CN202311036400A CN117048484A CN 117048484 A CN117048484 A CN 117048484A CN 202311036400 A CN202311036400 A CN 202311036400A CN 117048484 A CN117048484 A CN 117048484A
Authority
CN
China
Prior art keywords
light source
control system
laser
ranging
laser light
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.)
Pending
Application number
CN202311036400.3A
Other languages
Chinese (zh)
Inventor
顾晨祥
周双留
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sino Galvo Jiangsu Technology Co ltd
Original Assignee
Sino Galvo Jiangsu Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sino Galvo Jiangsu Technology Co ltd filed Critical Sino Galvo Jiangsu Technology Co ltd
Priority to CN202311036400.3A priority Critical patent/CN117048484A/en
Publication of CN117048484A publication Critical patent/CN117048484A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
    • B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
    • B60Q1/14—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
    • B60Q1/1415—Dimming circuits
    • B60Q1/1423—Automatic dimming circuits, i.e. switching between high beam and low beam due to change of ambient light or light level in road traffic
    • 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
    • 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
    • B60Q1/525—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 automatically indicating risk of collision between vehicles in traffic or with pedestrians, e.g. after risk assessment using the vehicle sensor data
    • 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
    • B60Q2300/00—Indexing codes for automatically adjustable headlamps or automatically dimmable headlamps
    • B60Q2300/10—Indexing codes relating to particular vehicle conditions
    • B60Q2300/11—Linear movements of the vehicle
    • B60Q2300/112—Vehicle speed
    • 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
    • B60Q2300/00—Indexing codes for automatically adjustable headlamps or automatically dimmable headlamps
    • B60Q2300/10—Indexing codes relating to particular vehicle conditions
    • B60Q2300/12—Steering parameters
    • B60Q2300/122—Steering angle
    • 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
    • B60Q2300/00—Indexing codes for automatically adjustable headlamps or automatically dimmable headlamps
    • B60Q2300/30—Indexing codes relating to the vehicle environment
    • B60Q2300/33—Driving situation
    • B60Q2300/332—Driving situation on city roads
    • B60Q2300/3321—Detection of streetlights
    • 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

Abstract

The invention provides a laser car lamp control system, which relates to the field of car lamps and comprises a controller, a vibrating mirror, a car lamp light source/red light source, a ranging laser receiving module, a beam combining mirror, an optical lens, a ranging laser receiving module and a controller, wherein the vibrating mirror, the car lamp light source/red light source, the ranging laser light source and the ranging laser receiving module are respectively connected with the controller, the beam combining mirror is positioned between the vibrating mirror and the ranging laser light source, and the optical lens is positioned between the car lamp light source/red light source and the beam combining mirror, and the ranging laser receiving module is further arranged at a protective mirror and is electrically connected with the controller.

Description

Laser car lamp control system
Technical Field
The invention relates to the field of car lamps, in particular to a laser car lamp control system.
Background
At present, an automobile headlamp is an important guarantee for night driving safety, and along with the improvement of the speed of urban and rural roads and the complex road conditions of mountain areas and the like, the traditional high-beam and low-beam automobile lamp can not meet the demands of people. When the automobile turns, the traditional automobile lamp cannot realize the sight illumination of a driver; the light can be directly irradiated to the opposite pedestrians or the motor vehicles to cause dazzling of the opposite pedestrians or the motor vehicles in the normal running process of the vehicle; the color of the car lamp can not warn passers-by to cause potential safety hazard when the car is parked or started in daytime. The laser vibrating mirror is a special movement device specially used in the laser processing field, and the laser vibrating mirror controls the lens to reflect laser by two vibrating mirror motors so as to form the movement of an XY plane. The vibrating mirror motor is different from a common motor, has very small inertia, and can control laser power, a laser motion track or a projection area according to factors such as ambient light intensity, real-time street lamp signals, front road conditions and the like. However, current vehicle lamp systems still have problems, and their performance needs to be further optimized.
Disclosure of Invention
The invention aims to provide a laser lamp control system with optimized performance.
In a first aspect, an embodiment of the present invention provides a laser lamp control system, including a controller, and a galvanometer, a lamp light source/red light source, a ranging laser light source and a ranging laser receiving module, which are respectively connected with the controller, and further including a beam combining lens located between the galvanometer and the ranging laser light source, and an optical lens located between the lamp light source/red light source and the beam combining lens, wherein the protecting lens is further provided with a ranging laser receiving module, and the ranging laser receiving module is electrically connected with the controller.
Optionally, the ranging laser light source is installed at the back of the beam combiner reflecting surface, so that the ranging laser is used for transmitting through the beam combiner.
Optionally, the lamp light source/red light source is mounted on the opposite side of the lens, and the light beam is diffused through the lens.
Optionally, the optical lens is mounted on a reflecting surface of the beam combiner.
Alternatively, the galvanometer may be movable along the XY axis.
Optionally, the car light source/red light source is used to provide a warning pattern.
Optionally, the controller comprises an FPGA.
Optionally, the system further comprises an external information feedback module connected with the controller, wherein the external information feedback module is used for providing at least one feedback signal of braking, speed change, steering wheel angle change and street lamp control signals.
The technical effects are as follows:
1. the irradiation direction of the laser car lamp is controlled by using the double shafts of the vibrating mirror, so that the intelligent illumination effect is achieved.
2. The near infrared laser transmitted through the distance measurement is realized by utilizing a beam combining lens, and the visible laser with the wavelength of 420-650nm is reflected.
3. When parking and the vehicle start, realize the pattern projection of clear warning to the road surface daytime and night, avoid the blind area unable discernment.
4. The lamplight bypasses the obstacle and turns according to the actions such as turning the driver's sight through controlling the double-shaft control of the vibrating mirror.
5. And receiving the spectrum imaging reflected by the ranging to calculate the distance.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of an optical path structure of a laser lamp control system according to an embodiment of the present invention;
fig. 2 is a schematic diagram of an optical control portion of a laser lamp control system according to an embodiment of the present invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present invention and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1 and 2 in combination, the present embodiment provides an X, which includes a controller 7, and a galvanometer, a lamp light source/red light source 4, a ranging laser light source 5 and a ranging laser receiving module 1, which are respectively connected with the controller 7, and further includes a beam combining lens 3 between the galvanometer and the ranging laser light source 5, and an optical lens 6 between the lamp light source/red light source 4 and the beam combining lens 3, wherein a ranging laser receiving module 1 is further disposed at a protecting lens 8, and the ranging laser receiving module is electrically connected with the controller 7.
The ranging laser light source 5 is installed on the back of the reflecting surface of the beam combining lens 3, the ranging laser is reflected to the optical lens 6 through the XY axis lens of the vibrating lens to be diffused to the external environment, and is reflected to the ranging laser receiving module 1 when the ranging laser source encounters an external obstacle, and the obstacle distance is calculated through the air propagation distance, so that the ranging alarm function and the radar function are achieved.
The back surface of the lens is provided with the car light source/red light source 4, the lens is arranged on the reflecting surface of the beam combining lens 3 by diffusing the light beam, the light beam is reflected to the XY axis lens of the vibrating mirror under the action of the beam combining lens 3, and is reflected to the optical lens 6 by the movement of the XY axis, thereby realizing the functions of appointed movement irradiation of the car light source, and the display of warning patterns by the red light, and the like.
In this embodiment, the system further includes an external information feedback module connected to the controller 7, where the external information feedback module is configured to provide at least one feedback signal of a braking signal, a vehicle speed change signal, a steering wheel angle change signal, and a street lamp control signal.
The controller comprises an FPGA, and the FPGA device belongs to a semi-custom circuit in an application-specific integrated circuit, is a programmable logic array, and can effectively solve the problem of less gate circuits of the original device. The basic structure of the FPGA comprises a programmable input/output unit, a configurable logic block, a digital clock management module, an embedded block RAM, wiring resources, an embedded special hard core and a bottom layer embedded functional unit.
In the embodiment, the vibrating mirror in the optical path is used in a double-shaft manner, so that the larger mirror surface size can be born, and the convex surface size of the optical lens 6 is reduced; the beam combining lens 3 is used in the light path, so that the design of the light path is simplified, and different light sources passing through the beam combining lens 3 are parallel light beams; the self-adaptive adjustment of the car lamp is realized through the brake, the car speed, the steering wheel angle signal, the street lamp control signal and the laser ranging signal, so that the manual intervention is avoided, and the car lamp is more convenient and faster in a safe form.
In this embodiment, the lens reflection mode is adopted, the laser wavelength can reflect widely, multiple wavelengths reflect, the problem that multiple light sources cannot be reflected is avoided, the ranging laser is designed to be added to realize the radar function, the cost of the whole automobile is reduced, the functions of the automobile lamp and the radar are integrated, and meanwhile the design of the automobile model can be facilitated. The laser ranging signals are added, so that the functions of switching far and near lights in advance, reducing speed, meeting vehicles and the like can be realized.
In the embodiment, the beam combining lens 3 is adopted, so that the light path design is simplified, and the overall size of the car lamp is reduced.
It should be emphasized that the wavelength of the light source in the embodiments of the present invention is not limited to the above, and may be adjusted according to the actual design; the optical wavelength of the reflecting surface and the transmitting surface of the beam combining mirror 3 can be adjusted according to actual design.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. The laser car lamp control system is characterized by comprising a controller, a vibrating mirror, a car lamp light source/red light source, a ranging laser light source and a ranging laser receiving module, wherein the vibrating mirror, the car lamp light source/red light source, the ranging laser light source and the ranging laser receiving module are respectively connected with the controller, the laser car lamp control system further comprises a beam combining mirror positioned between the vibrating mirror and the ranging laser light source, and an optical lens positioned between the car lamp light source/red light source and the beam combining mirror, wherein a ranging laser receiving module is further arranged at a protective mirror, and the ranging laser receiving module is electrically connected with the controller.
2. The laser light control system of claim 1, wherein the ranging laser light source is mounted on the back of the beam combiner reflecting surface such that the ranging laser light is used to transmit through the beam combiner.
3. The laser light control system of claim 1, wherein the lamp light source/red light source is mounted on the opposite side of the lens through which the light beam is diffused.
4. The laser light control system of claim 3, wherein the optical lens is mounted on a reflective surface of the beam combiner.
5. The laser light control system of claim 1, wherein the galvanometer is movable along an XY axis.
6. The laser light control system of claim 1, wherein the light source/red light source is configured to provide a warning pattern.
7. The laser light control system of claim 1, wherein the controller comprises an FPGA.
8. The laser light control system of claim 7, further comprising an external information feedback module coupled to the controller, the external information feedback module configured to provide at least one of a braking, a vehicle speed change, a steering wheel angle change, and a street lamp control signal.
CN202311036400.3A 2023-08-17 2023-08-17 Laser car lamp control system Pending CN117048484A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202311036400.3A CN117048484A (en) 2023-08-17 2023-08-17 Laser car lamp control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202311036400.3A CN117048484A (en) 2023-08-17 2023-08-17 Laser car lamp control system

Publications (1)

Publication Number Publication Date
CN117048484A true CN117048484A (en) 2023-11-14

Family

ID=88664044

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202311036400.3A Pending CN117048484A (en) 2023-08-17 2023-08-17 Laser car lamp control system

Country Status (1)

Country Link
CN (1) CN117048484A (en)

Similar Documents

Publication Publication Date Title
KR101916725B1 (en) Lamp for vehicle and method for controlling the same
EP3343095B1 (en) Lamp for vehicle and method for controlling the same
KR101938669B1 (en) Lamp for vehicle and method for controlling the same
KR101916724B1 (en) Lamp for vehicle and method for controlling the same
US20170001554A1 (en) Dynamic Warning System
EP3343094B1 (en) Lamp for vehicle and method for controlling the same
WO2018123429A1 (en) Illumination apparatus
CN101149554A (en) Multiple wavelength automatic switching assistant system for driving automobile at night
CN117048484A (en) Laser car lamp control system
CN104802698A (en) Passenger car front fog lamp, illuminating system comprising same and supplementary lighting control method
US20220153187A1 (en) Multi-lighting projection warning device for vehicle turning
CN113393706A (en) Automatic driving blind area early warning system and method based on intelligent traffic crossroad
KR20120050269A (en) Head lamp for vehicle
CN112351913A (en) Marking device, vehicle, and computer program
JP2002036876A (en) Antiglare device against headlamp light from another vehicle
EP4309955A1 (en) Multi-light projection warning device for vehicle turning
US20240157869A1 (en) Multi-lighting projection warning device for vehicle turning
CN220114743U (en) Integrated anti-collision auxiliary early warning reflecting device for motorcycle and electric vehicle
CN219828605U (en) Vehicle with a vehicle body having a vehicle body support
CN212353793U (en) Reflective warning mirror for turning off high beam of automobile
JPH07225900A (en) Crossroad vehicle sensor device
KR101908310B1 (en) Lamp for Vehicle
KR20240033940A (en) Infrared lamp apparatus and system for mobility
CN117621991A (en) Method and system for interaction of vehicle, driver and pedestrian
KR20180108540A (en) Lamp for vehicle and method for controlling the same

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication