CN108241209A - Multiple display, which comes back, shows equipment - Google Patents
Multiple display, which comes back, shows equipment Download PDFInfo
- Publication number
- CN108241209A CN108241209A CN201611207328.6A CN201611207328A CN108241209A CN 108241209 A CN108241209 A CN 108241209A CN 201611207328 A CN201611207328 A CN 201611207328A CN 108241209 A CN108241209 A CN 108241209A
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- China
- Prior art keywords
- light path
- image
- ray machine
- multiple display
- shows equipment
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- 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
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
- G02B2027/0138—Head-up displays characterised by optical features comprising image capture systems, e.g. camera
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
- G02B2027/014—Head-up displays characterised by optical features comprising information/image processing systems
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0149—Head-up displays characterised by mechanical features
- G02B2027/0154—Head-up displays characterised by mechanical features with movable elements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0179—Display position adjusting means not related to the information to be displayed
- G02B2027/0183—Adaptation to parameters characterising the motion of the vehicle
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Instrument Panels (AREA)
Abstract
It comes back the invention discloses a kind of multiple display and shows equipment, it includes a main body, one first light path module and one second light path modules, wherein image is incident upon the position of driver's drawing axis closer distance by first light path module, second light path module receives external image light source, to obtain long light path, and image can be projected larger distance, to reduce the visual giddy sense of driver, so as to obtain best visual effect, and then promote traffic safety.
Description
Technical field
It comes back the present invention relates to a kind of multiple display and shows equipment, espespecially one kind can reduce driver's visually giddy sense for this
New line show equipment, image is incident upon to the position of driver's drawing axis closer distance using one first light path module,
And external image light source is received using one second light path module, to obtain long light path, and image can be projected
Larger distance to reduce the visual giddy sense of driver, so as to obtain best visual effect, and then promotes driving peace
Entirely.
Background technology
At present, the head up display used on automobile is complicated not as good as the head up display on aircraft, is a kind of optical system
System, generally by a projector and one repeatedly as microscope group is into the projector is by a signal optical source, a projection lens and other optical elements
Composition, the signal optical source of the projector is made of the devices such as a LCD liquid crystal displays or a CRT cathode-ray tubes, from flashlight
Source emits beam, and the repeatedly picture mirror (or on special transparent screen), then by the picture that changes on glass is then projected by the projector
Mirror shows word or image.
It is the schema of head up display disclosed in United States Patent (USP) case US7936518 as shown in Figure 1, which includes
One infra-red ray transmitting unit 5A, to emit an infrared ray to a user DA;One mirror element 3A, with anti-towards a concave mirror 4A
Penetrate the visible ray LA projected from a display 2A, and it is infrared to transmit this that reflected by the user DA and concave mirror 4A
Line;Multiple imaging unit 6A, 7A are facing to concave mirror 4A, and to sense infrared ray, and each image is from different directions;
And an image processing unit 8A, concave mirror 4A will be seen that light LA is projeced on a cowl WA, further virtually
Imaging VA reflexes to the eyes of user DA.
Object distance light path before concave mirror is multiplied by the distance that the concave mirror enlargement ratio is exactly virtual image forming, virtual image forming distance
Following Tiao Jian ︰ (1) far then to be needed to improve concave mirror enlargement ratio, but since the technique of concave mirror limits, energy can not be obtained
Enough making the duplicate preferable eyeglass of two virtual images received, therefore enlargement ratio is higher, the error of imaging is bigger, so that
Error produced by receiving image in two can cause viewer that the phenomenon that dizzy occurs, for ornamental comfort level, so putting
Big multiplying power is normally controlled within seven times;(2) object distance light path is elongated, but since head up display is generally arranged at driving front
Inside instrument desk, space is limited, although in order to elongate object distance light path, meeting additional designs speculum between ray machine and concave mirror,
Make light path that can lengthen object distance with roundtrip, still, due to the limitation of length, the virtual image distance of general head up display can only be done
To the distance apart from 2.5 meters of driving eye.
The function of Vehicular navigation mainly guides driver to be switched to correct track or warning front truck away from being led to play
The function of boat, driver are transferred to attention in head up display from road often, this is apparently not a kind of good operation
Mode, it would be better to directly the guide symbol of navigation is attached on road or is attached on the preceding tailstock to be warned, such driver is just
Transfer attention is not needed to, can say it is to the optimal mode of driver's impression information, and how the key of problem is lift
Head display display distance elongates, and is placed directly against road surface upper track road or is attached on the preceding tailstock to be warned, this, which is one, has
Important topic to be broken through.
In order to overcome more than technical bottleneck, industry constantly proposes the technical solution of various solutions, and relevant technology can refer to
Existing Patent Case TW I443377, TW I506299, TW 201624101, CN 201610134321, TW 201410829066,
CN201510649759, CN201520418145, TW I446001 etc..
Above each patent case although disclosed related head up display technology, but on using generally existing some ask
Ti ︰
1st, in above-mentioned patent case, some are to be launched using single projection arrangement directly to cutting picture, but its shortcoming is just
It is that the gauged distance image launched is too short, driver easily generates visual dizzy sense when watching, so as to influence driving
Safety.
Although the 2nd, some patent cases be can by two or more projection arrangements or with more cut picture come
Gauged distance image and relatively long distance image are launched, but multiple projection arrangements are arranged on same position mostly, the shadow provided
As being also that picture is cut in crosscutting in same level mostly, so as to lack directly to cutting picture, so being not easy accurately lead
Boat guides symbol to be placed directly against on road or be attached on the preceding tailstock to be warned so that navigation directions effect is had a greatly reduced quality.
Invention content
The purpose of the present invention is to provide a kind of new lines for reducing driver's visually giddy sense to show equipment, utilizes
Image is incident upon the position of driver's drawing axis closer distance and utilizes one second light path module by one first light path module
External image light source is received, to obtain long light path, and image can be projected larger distance, to reduce driver
The giddy sense of vision so as to obtain best visual effect, and then promotes traffic safety.
In order to achieve the above object, multiple display provided by the invention, which comes back, shows equipment, Bao Han ︰
One main body is internally provided with an accommodating space and an opening;
One first light path module, is set to the accommodating space, which includes one first ray machine and one the
One concave mirror, first concave mirror and the picture for amplifying first ray machine, and be incident upon one via the opening upwards and keep out the wind
On glass;
One second light path module, is set to the accommodating space, which includes one second concave mirror, this
Two concave mirrors simultaneously amplify from external image light source, and be incident upon on the windshield via the opening upwards;
By above structure, which is incident upon image the position of closer distance in front of driving eye, should
Second light path module receive an external image light source, the optical path length of the external image light source, be decided by second concave mirror with
The distance of external image light source and be not only restricted to the size of main body, therefore long light path can be obtained, so as to which image is thrown
Penetrate larger distance.
Above-mentioned first light path module is also comprising one first speculum, which is set on the accommodating space, with reflection
The image that first ray machine projects.
For above-mentioned first light path module also comprising one first rotary shaft, which is fixed on first rotary shaft, leads to
The rotation adjustment for crossing first rotary shaft is incident upon the position of image on the windshield.
For above-mentioned second light path module also comprising one second rotary shaft, which is fixed on second rotary shaft, leads to
The rotation adjustment for crossing second rotary shaft is incident upon the position of image on the windshield.
For above-mentioned second light path module also comprising one second ray machine, which is external image light source.
Above-mentioned second ray machine is also comprising one second speculum, which is set in front of second ray machine, with reflection
The image that second ray machine projects.
Above-mentioned second ray machine is set to the ceiling of a vehicle and the intersection of the windshield.
Above-mentioned second ray machine is set to the ceiling of a vehicle.
Multiple display provided by the invention, which comes back, shows equipment also comprising a reflectance coating, which is set to the glass that keeps out the wind
Glass.
Aforementioned body is set to the instrument desk of a vehicle.
Multiple display provided by the invention, which comes back, shows equipment, mainly forms one first light using first light path module
Image is incident upon the position of driver's drawing axis closer distance by road, forms one first virtual image;And second light path module
External image light source is received, one second light path is formed, makes to be not only restricted to the size of the main body, to obtain long light path,
And image can be projected to longer-distance one second virtual image.
Above-mentioned first virtual image shows different information respectively from second virtual image, which shows necessary for a long time
Word, image, second virtual image then with horizontal angles of display, of short duration (flicker) display turning or danger warning symbol and with reality
Border situation fitting, since the imaging of second virtual image is shown with flashing mode, therefore can reduce the time of imaging, be driven with reducing
The visual giddy sense of person, and an optimum visual environment is obtained, and then promote traffic safety.
Description of the drawings
Fig. 1 shows equipment schematic diagram for existing come back;
Fig. 2 is first embodiment of the invention schematic diagram;
Fig. 3 implements schematic diagram for the present invention second;
Fig. 4 is another implementation schematic diagram that windshield provided by the invention sets reflectance coating.
Reference sign:2A- displays;3A- mirror elements;4A- concave mirrors;5A- infra-red ray transmitting units;6A、7A-
Imaging unit;8A- image processing units;DA- user;LA- visible rays;VA- virtual images;WA- cowls;1- master
Body;11- accommodating spaces;12- is open;The first light path modules of 2-;The first ray machines of 21-;The first concave mirrors of 22-;23- first reflects
Mirror;The first rotary shafts of 24-;The second light path modules of 3-;The second concave mirrors of 31-;The second rotary shafts of 32-;The second ray machines of 33-;34-
Two-mirror;4- reflectance coatings;B- instrument desks;C- ceilings;First virtual images of D1-;Second virtual images of D2-;E- eyes;The first light paths of L1-;
The second light paths of L2-;W- windshield.
Specific embodiment
It is illustrated in figure 2 multiple display new line provided by the invention and shows its first embodiment of equipment, comprising:
One main body 1 is internally provided with an accommodating space 11 and an opening 12;
One first light path module 2 is set to the accommodating space 11, which includes one first ray machine 21
With one first concave mirror 22, which projects one first light path L1 by picture, first concave mirror 22 reflection this
One light path L1 and the picture for amplifying first ray machine 21, the first light path L1 are incident upon a windshield upwards via the opening 12
On W;
One second light path module 3 is set to the accommodating space 11, which includes one second concave mirror
31, which reflects and amplifies the one second light path L2 from external image light source, and L2 is via this for second light path
Opening 12 is incident upon upwards on windshield W;
By above-mentioned structure, the principle of virtual image forming is the imaging by concave mirror, so concave mirror imaging formula:1/
P+1/q=1/f, f ︰ focal lengths, q ︰ object distances, p ︰ image distances, general enlargement ratio can allow the virtual image to amplify, and can also allow the virtual image with ratio
Distance becomes remote, and using 22 amplification principle of the first concave mirror, appropriate enlargement ratio N can make on first light path L1
Image-forming range amplifies N times for the distance from first ray machine 21 to first concave mirror 22, and the size of image also amplifies N times, by
Driver can be allowed visually to feel dizzy in excessive enlargement ratio, therefore enlargement ratio is generally set to seven times hereinafter, with five
Most appropriate again, image-forming range about only has 2.2 meters, which is incident upon image in front of driver's eye E compared with low coverage
From position, formed one first virtual image D1;Second light path module 3 receives an external image light source, forms one second light path, should
The optical path length of external image light source is decided by the distance of second concave mirror 31 and external image light source, therefore is not only restricted to this
The size of main body 1, therefore long light path can be obtained, the higher enlargement ratio of second concave mirror 31 (12~15 times) of arranging in pairs or groups,
Therefore required distance (seven meters or more) can be reached, it recycles the setting of imaging flicker that can reduce the time of imaging, is driven with reducing
The visual giddy sense of person, and image can be projected to longer-distance one second virtual image D2.
Since first virtual image D1 from second virtual image D2 shows different information respectively, first virtual image D1 is aobvious for a long time
Show necessary word, image, and second virtual image D2 is then with horizontal angles of display, of short duration (flicker) display turning or dangerous alert
Show symbol and be bonded with actual conditions, since the imaging of second virtual image D2 is shown with flashing mode, therefore imaging can be reduced
Time, to reduce the visual giddy sense of driver.
For above-mentioned first light path module 2 also comprising one first speculum 23, which is set on the accommodating space 11,
The image projected with lengthening the distance of first light path L1 with reflecting first ray machine 21.
For above-mentioned first light path module 2 also comprising one first rotary shaft 24, which is fixed on first rotation
Axis 24 can adjust the position for being incident upon image on windshield W by the rotation of first rotary shaft 24.
For above-mentioned second light path module 3 also comprising one second rotary shaft 32, which is fixed on second rotation
Axis 32 can adjust the position for being incident upon image on windshield W by the rotation of second rotary shaft 32.
Above-mentioned second light path module 3 also comprising one second ray machine 33, second ray machine 33 be set to the ceiling C of a vehicle with
The intersection of windshield W, second ray machine 33 are external image light source.
It is illustrated in figure 3 multiple display new line provided by the invention and shows its second embodiment of equipment, wherein second light
Machine 33 is set to the ceiling C of the vehicle, and for second ray machine 33 also comprising one second speculum 34, which is set on should
Second ray machine, 33 front to reflect the image that second ray machine 33 projects, can so reduce by second ray machine 33 installation
Total height makes the smooth ceiling C close to the vehicle of second ray machine 33.
Multiple display provided by the invention, which comes back, shows equipment 1 also comprising a reflectance coating 4 (as shown in Figure 2), the reflectance coating 4
Windshield W is set to, which may be disposed in windshield W insides (as shown in Figure 2) or windshield W
(as shown in Figure 4) can so improve the reflectivity of first virtual image D1 and second virtual image D2.
Aforementioned body 1 is set to the instrument desk B of a vehicle, main body 1 may be disposed at the vehicle instrument desk B (not shown) or
It is embedded in the instrument desk B of the vehicle.
The function of the first light path module 2 in the present invention is identical with existing head up display function, and image is incident upon
The position of driver's drawing axis closer distance, second light path module 3 receive external image light source, and optical path length determines
In the distance of second concave mirror 31 and external image light source, because being not only restricted to the size of the main body 1, can obtain long
Light path, and image can be projected larger distance, this is the technical characteristics of the present invention.
In conclusion multiple display provided by the invention comes back and shows what equipment utilization first light path module 2 was formed
First light path, by image is incident upon the position of driver's drawing axis closer distance and second light path module is formed
Second light path receives external image light source, makes to be not only restricted to the size of the main body, to obtain long light path, and can incite somebody to action
Image projects larger distance, to reduce the visual giddy sense of driver, and obtains an optimum visual environment, Jin Erti
Traffic safety is risen, effectively to solve the problems, such as that existing head up display exists.
Within the present invention hold proposed in specific embodiment, only to facilitate illustrate the present invention technology contents rather than
The present invention is narrowly limited to above-described embodiment, it is all in the case of without departing from spirit of the invention and right,
The many variations made are implemented, and still fall within protection scope of the present invention.
Claims (10)
1. a kind of multiple display, which comes back, shows equipment, which is characterized in that includes:
One main body is internally provided with an accommodating space and an opening;
One first light path module, is set to the accommodating space, and first light path module is recessed including one first ray machine and one first
Face mirror, first concave mirror and the picture for amplifying first ray machine, and it is incident upon a windshield via the opening upwards
On;
One second light path module, is set to the accommodating space, which includes one second concave mirror, this is second recessed
Face mirror is reflected and is amplified from external image light source, and be incident upon on the windshield via the opening upwards;
Image is incident upon the position of closer distance in front of driving eye by first light path module, which receives one
External image light source, the optical path length of the external image light source be decided by second concave mirror and external image light source away from
From.
2. multiple display according to claim 1, which comes back, shows equipment, which is characterized in that first light path module also includes
One first speculum, which is set on the accommodating space, to reflect the image that first ray machine projects.
3. multiple display according to claim 1, which comes back, shows equipment, which is characterized in that first light path module also includes
One first rotary shaft, first concave mirror are fixed on first rotary shaft, are incident upon by the rotation adjustment of first rotary shaft
The position of image on the windshield.
4. multiple display according to claim 1, which comes back, shows equipment, which is characterized in that second light path module also includes
One second rotary shaft, second concave mirror are fixed on second rotary shaft, are incident upon by the rotation adjustment of second rotary shaft
The position of image on the windshield.
5. multiple display according to claim 1, which comes back, shows equipment, which is characterized in that second light path module also includes
One second ray machine, second ray machine are external image light source.
6. multiple display according to claim 5, which comes back, shows equipment, which is characterized in that second ray machine is also comprising one the
Two-mirror, which is set in front of second ray machine, to reflect the image that second ray machine projects.
7. multiple display according to claim 5, which comes back, shows equipment, which is characterized in that second ray machine is set to a vehicle
Ceiling and the windshield intersection.
8. being come back according to the multiple display that claim 5 is stated shows equipment, which is characterized in that second ray machine is set to a vehicle
Ceiling.
9. multiple display according to claim 1, which comes back, shows equipment, which is characterized in that also comprising a reflectance coating, this is anti-
It penetrates film and is set to the windshield.
10. multiple display according to claim 1, which comes back, shows equipment, which is characterized in that the main body is set to a vehicle
Instrument desk.
Priority Applications (1)
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CN201611207328.6A CN108241209A (en) | 2016-12-23 | 2016-12-23 | Multiple display, which comes back, shows equipment |
Applications Claiming Priority (1)
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CN201611207328.6A CN108241209A (en) | 2016-12-23 | 2016-12-23 | Multiple display, which comes back, shows equipment |
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CN108241209A true CN108241209A (en) | 2018-07-03 |
Family
ID=62704081
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CN201611207328.6A Pending CN108241209A (en) | 2016-12-23 | 2016-12-23 | Multiple display, which comes back, shows equipment |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116819778A (en) * | 2023-05-22 | 2023-09-29 | 江苏泽景汽车电子股份有限公司 | Vehicle-mounted head-up display system |
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JP2016186509A (en) * | 2015-03-27 | 2016-10-27 | 日本精機株式会社 | Head-up display |
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US5510983A (en) * | 1992-11-13 | 1996-04-23 | Yazaki Corporation | On-vehicle display |
CN105283794A (en) * | 2013-06-28 | 2016-01-27 | 爱信艾达株式会社 | Head-up display device |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN116819778A (en) * | 2023-05-22 | 2023-09-29 | 江苏泽景汽车电子股份有限公司 | Vehicle-mounted head-up display system |
CN116819778B (en) * | 2023-05-22 | 2024-06-25 | 江苏泽景汽车电子股份有限公司 | Vehicle-mounted head-up display system |
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Application publication date: 20180703 |