CN108597439A - Virtual reality image display methods and terminal based on micro- space distance LED display screen - Google Patents
Virtual reality image display methods and terminal based on micro- space distance LED display screen Download PDFInfo
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- CN108597439A CN108597439A CN201810441488.XA CN201810441488A CN108597439A CN 108597439 A CN108597439 A CN 108597439A CN 201810441488 A CN201810441488 A CN 201810441488A CN 108597439 A CN108597439 A CN 108597439A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
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Abstract
The invention discloses a kind of virtual reality image display methods and terminal based on micro- space distance LED display screen, method includes：Obtain the location information of experiencer；The practical sighting distance of experiencer is determined according to the positional information；The display spacing for determining the scaling, display brightness and micro- space distance LED display screen that show picture respectively according to the practical sighting distance, generates drive signal；Virtual reality image is carried out according to the drive signal to show.According to the physical location of experiencer to showing that the scaling of picture is adjusted, display picture is more diversified, can greatly promote user experience；The real-time adjustment of display brightness can reduce energy consumption, and the practicability and versatility of virtual reality device can be improved.
Description
Technical field
The present invention relates to technical field of virtual reality more particularly to a kind of virtual realities based on micro- space distance LED display screen
Method for displaying image and terminal.
Background technology
It is existing based on the virtual reality image display system of micro- space distance LED display screen when performing image display, experience
The image of person and the relationship of the display scale of scene areas and experiencer are little.It, can not when the sighting distance of experiencer changes
The auto-control of the auto zoom and display brightness of display picture, so not only experience lf being influenced effect are carried out, but also energy consumption can be caused big,
The problems such as product poor universality.
Invention content
The technical problem to be solved by the present invention is to：A kind of virtual reality image based on micro- space distance LED display screen is provided
Display methods and terminal can be shown the ratio and display brightness of picture with adjust automatically, can greatly promote user experience, reduced
Energy consumption.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：
A kind of virtual reality image display methods based on micro- space distance LED display screen, including：
Obtain the location information of experiencer；
The practical sighting distance of experiencer is determined according to the positional information；
Determine scaling, display brightness and the micro- space distance LED display screen for showing picture respectively according to the practical sighting distance
Display spacing, generate drive signal；
Virtual reality image is carried out according to the drive signal to show.
Another technical solution that the present invention uses for：
A kind of virtual reality image display terminal based on micro- space distance LED display screen, including：
Display terminal, including processor, memory and storage are on a memory and the calculating that can run on a processor
Machine program,
The processor realizes following steps when executing the computer program：
Obtain the location information of experiencer；
The practical sighting distance of experiencer is determined according to the positional information；
Determine scaling, display brightness and the micro- space distance LED display screen for showing picture respectively according to the practical sighting distance
Display spacing, generate drive signal；
Virtual reality image is carried out according to the drive signal to show.
The beneficial effects of the present invention are：According to the physical location of experiencer to showing that the scaling of picture is adjusted
Whole, display picture is more diversified, can greatly promote user experience；The display spacing of display brightness and LED display it is real-time
Adjustment can reduce energy consumption, and the practicability and versatility of virtual reality device can be improved.
Description of the drawings
Fig. 1 is the flow of the virtual reality image display methods based on micro- space distance LED display screen of the embodiment of the present invention one
Figure；
Fig. 2 is the structural schematic diagram of micro- space distance LED display screen of the embodiment of the present invention one；
Fig. 3 is the structure of the virtual reality image display terminal based on micro- space distance LED display screen of the embodiment of the present invention two
Schematic diagram.
Label declaration：
1, the virtual reality image display terminal based on micro- space distance LED display screen；
2, processor；3, memory.
Specific implementation mode
To explain the technical content, the achieved purpose and the effect of the present invention in detail, below in conjunction with embodiment and coordinate attached
Figure is explained.
The design of most critical of the present invention is：The scaling for showing picture is determined according to the practical sighting distance of experiencer and is shown
Show brightness, user experience can be greatly promoted, reduces energy consumption.
Please refer to Fig. 1 and Fig. 2, a kind of virtual reality image display methods based on micro- space distance LED display screen, including：
Obtain the location information of experiencer；
The practical sighting distance of experiencer is determined according to the positional information；
Determine scaling, display brightness and the micro- space distance LED display screen for showing picture respectively according to the practical sighting distance
Display spacing, generate drive signal；
Virtual reality image is carried out according to the drive signal to show.
As can be seen from the above description, the beneficial effects of the present invention are：According to the physical location of experiencer to display picture
Scaling is adjusted, and the sighting distance of experiencer is different, shows that the size of picture is also different, and display picture is more diversified, can
Greatly promote user experience；The real-time adjustment of display brightness and display spacing can reduce energy consumption, and virtual reality device can be improved
Practicability and versatility.When practical sighting distance difference, the spacing of the lamp bead shown in LED display is also different.
Further, described to determine that the scaling for showing picture is specially respectively according to the practical sighting distance：
According to formula α=D1/D0The scaling for showing picture is calculated, wherein α indicates to show the scaling of picture, D1
Indicate practical sighting distance, D0Indicate optimum viewing distance, D1≥D0。
Seen from the above description, when practical sighting distance is bigger, scaling is bigger, i.e., experiencer stands remoter, shows picture
Face is bigger.
Further, described shown according to drive signal progress virtual reality image is specially：
As α≤2, all lamp beads of LED display work, and the display spacing is normal pitch, by the value of α to aobvious
Show that picture zooms in and out, the display brightness is changed linearly with the variation of the value of α；
As n ＜ α≤n+1, the lamp bead part of the LED display works, and the display spacing is the n of normal pitch
Times, by α value to display picture zoom in and out, the display brightness is changed linearly with the variation of the value of α, wherein n be more than
1 natural number.
Seen from the above description, as scaling increases, the brightness of lamp bead is also increased, and when scaling is bigger
When, display spacing is bigger, and the lamp bead of work is smaller, can greatly save energy consumption.Two neighboring lamp in normal pitch, that is, LED display
The distance between pearl, and show the minimum range of spacing.
Further, the optimum viewing distance D0The distance between=two neighboring pixel value × 3000.
Further, the normal pitch≤0.8mm.
Seen from the above description, normal pitch can be specifically configured as needed, i.e., between two neighboring lamp bead
Distance can be configured as needed, but should not be too large.
Fig. 3 is please referred to, another technical solution of the present invention is：
A kind of virtual reality image display terminal 1 based on micro- space distance LED display screen, including processor 2, memory 3 with
And it is stored in the computer program that can be run on memory 3 and on processor 2,
The processor realizes following steps when executing the computer program：
Obtain the location information of experiencer；
The practical sighting distance of experiencer is determined according to the positional information；
Determine scaling, display brightness and the micro- space distance LED display screen for showing picture respectively according to the practical sighting distance
Display spacing, generate drive signal；
Virtual reality image is carried out according to the drive signal to show.
Seen from the above description, display terminal can show the scaling of picture and be shown according to practical sighting distance adjust automatically
Show brightness, the experience of user can be promoted, saves energy consumption.
Further, described to determine that the scaling for showing picture is specially respectively according to the practical sighting distance：
According to formula α=D1/D0The scaling for showing picture is calculated, wherein α indicates to show the scaling of picture, D1
Indicate practical sighting distance, D0Indicate optimum viewing distance, D1≥D0。
Further, described shown according to drive signal progress virtual reality image is specially：
As α≤2, all lamp beads of LED display work, and the display spacing is normal pitch, by the value of α to aobvious
Show that picture zooms in and out, the display brightness is changed linearly with the variation of the value of α；
As n ＜ α≤n+1, the lamp bead part of the LED display works, and the display spacing is the n of normal pitch
Times, by α value to display picture zoom in and out, the display brightness is changed linearly with the variation of the value of α, wherein n be more than
1 natural number.
Further, the optimum viewing distance D0The distance between=two neighboring pixel value × 3000.
Further, the normal pitch≤0.8mm.
Fig. 1 and Fig. 2 is please referred to, the embodiment of the present invention one is：
A kind of virtual reality image display methods based on micro- space distance LED display screen, as shown in Figure 1, including：
S1, the location information for obtaining experiencer.The location information of experiencer can be acquired by pressure sensor,
It can be acquired by imaging sensor, naturally it is also possible to which combination pressure sensor is determined with imaging sensor.This reality
It applies in example, can also as needed input different positions by the way that data entry information system input position information is arranged
Information data.
S2, the practical sighting distance for determining experiencer according to the positional information.Experiencer is different at a distance from LED display,
Then practical sighting distance is different.
S3, determine that scaling, display brightness and the micro- spacing LED of display picture are shown respectively according to the practical sighting distance
The display spacing of screen generates drive signal.I.e. when practical sighting distance changes, scaling, display brightness and display spacing all can
It changes therewith.Specifically, according to formula α=D1/D0The scaling for showing picture is calculated, wherein α indicates to show picture
Scaling, D1Indicate practical sighting distance, D0Indicate optimum viewing distance, D1≥D0.The optimum viewing distance D0=two neighboring pixel
The distance between value × 3000.
S4, it is shown according to drive signal progress virtual reality image.
In the present embodiment, step S4 is specially：
S41, as α≤2, all lamp beads of LED display work, the display spacing be normal pitch, by the value of α
Display picture is zoomed in and out, the display brightness is changed linearly with the variation of the value of α.It is two neighboring lamp to mark spacing
The distance between pearl, that is, show the minimum range of spacing, in the present embodiment, preferably described normal pitch≤0.8mm.
S42, as n ＜ α≤n+1, the lamp bead part of the LED display works, and the display spacing is normal pitch
N times, display picture is zoomed in and out by the value of α, the display brightness is changed linearly with the variation of the value of α, wherein n is
Natural number more than 1.As illustrated in fig. 2, it is assumed that the box that average area shared by each lamp bead is 1 × 1, first lamp bead
Coordinate is (1,1), then the coordinate for the lamp bead that works is (nf+1, ng+1), wherein f, g are natural number, are opened from first lamp bead
Begin, interval (n-1) a lamp bead is next work lamp bead.That is, the LED display of the present embodiment is controllable type Multiple-shower mould
Group can greatly save electric energy, can also extend the service life of LED display, it can be achieved that n times of normal pitch work.
Fig. 3 is please referred to, the embodiment of the present invention two is：
A kind of virtual reality image display terminal 1 based on micro- space distance LED display screen is opposite with the method for embodiment one
It answers, including processor 2, memory 3 and is stored in the computer program that can be run on memory 3 and on processor 2,
The processor 2 realizes following steps when executing the computer program：
Obtain the location information of experiencer；
The practical sighting distance of experiencer is determined according to the positional information；
Determine scaling, display brightness and the micro- space distance LED display screen for showing picture respectively according to the practical sighting distance
Display spacing, generate drive signal；
Virtual reality image is carried out according to the drive signal to show.
Further, described to determine that the scaling for showing picture is specially according to the practical sighting distance：
According to formula α=D1/D0The scaling for showing picture is calculated, wherein α indicates to show the scaling of picture, D1
Indicate practical sighting distance, D0Indicate optimum viewing distance, D1≥D0.The optimum viewing distance D0The distance between=two neighboring pixel value
×3000。
Further, described shown according to drive signal progress virtual reality image is specially：
As α≤2, all lamp beads of LED display work, and the display spacing is normal pitch, by the value of α to aobvious
Show that picture zooms in and out, the display brightness is changed linearly with the variation of the value of α；Normal pitch≤the 0.8mm.
As n ＜ α≤n+1, the lamp bead part of the LED display works, and the display spacing is the n of normal pitch
Times, by α value to display picture zoom in and out, the display brightness is changed linearly with the variation of the value of α, wherein n be more than
1 natural number.
In conclusion a kind of virtual reality image display methods based on micro- space distance LED display screen provided by the invention and
Terminal can be shown ratio, display brightness and the display spacing of picture with adjust automatically, can greatly promote user experience, reduce
Energy consumption.
Example the above is only the implementation of the present invention is not intended to limit the scope of the invention, every to utilize this hair
Equivalents made by bright specification and accompanying drawing content are applied directly or indirectly in relevant technical field, include similarly
In the scope of patent protection of the present invention.
Claims (10)
1. a kind of virtual reality image display methods based on micro- space distance LED display screen, which is characterized in that including：
Obtain the location information of experiencer；
The practical sighting distance of experiencer is determined according to the positional information；
The aobvious of the scaling for showing picture, display brightness and micro- space distance LED display screen is determined respectively according to the practical sighting distance
Show spacing, generates drive signal；
Virtual reality image is carried out according to the drive signal to show.
2. the virtual reality image display methods according to claim 1 based on micro- space distance LED display screen, feature exist
In described to determine that the scaling for showing picture is specially respectively according to the practical sighting distance：
According to formula α=D1/D0The scaling for showing picture is calculated, wherein α indicates to show the scaling of picture, D1It indicates
Practical sighting distance, D0Indicate optimum viewing distance, D1≥D0。
3. the virtual reality image display methods according to claim 2 based on micro- space distance LED display screen, feature exist
In described shown according to drive signal progress virtual reality image is specially：
As α≤2, all lamp beads of LED display work, and the display spacing is normal pitch, by the value of α to showing picture
Face zooms in and out, and the display brightness is changed linearly with the variation of the value of α；
As n ＜ α≤n+1, the lamp bead part of the LED display works, and the display spacing is n times of normal pitch, by α
Value to display picture zoom in and out, the display brightness is changed linearly with the variation of the value of α, wherein n be more than 1 from
So number.
4. the virtual reality image display methods according to claim 2 based on micro- space distance LED display screen, feature exist
In the optimum viewing distance D0The distance between=two neighboring pixel value × 3000.
5. the virtual reality image display methods according to claim 3 based on micro- space distance LED display screen, feature exist
In the normal pitch≤0.8mm.
6. a kind of virtual reality image display terminal based on micro- space distance LED display screen, including processor, memory and storage
On a memory and the computer program that can run on a processor, which is characterized in that
The processor realizes following steps when executing the computer program：
Obtain the location information of experiencer；
The practical sighting distance of experiencer is determined according to the positional information；
The aobvious of the scaling for showing picture, display brightness and micro- space distance LED display screen is determined respectively according to the practical sighting distance
Show spacing, generates drive signal；
Virtual reality image is carried out according to the drive signal to show.
7. the virtual reality image display terminal according to claim 6 based on micro- space distance LED display screen, feature exist
In described to determine that the scaling for showing picture is specially respectively according to the practical sighting distance：
According to formula α=D1/D0The scaling for showing picture is calculated, wherein α indicates to show the scaling of picture, D1It indicates
Practical sighting distance, D0Indicate optimum viewing distance, D1≥D0。
8. the virtual reality image display terminal according to claim 7 based on micro- space distance LED display screen, feature exist
In described shown according to drive signal progress virtual reality image is specially：
As α≤2, all lamp beads of LED display work, and the display spacing is normal pitch, by the value of α to showing picture
Face zooms in and out, and the display brightness is changed linearly with the variation of the value of α；
As n ＜ α≤n+1, the lamp bead part of the LED display works, and the display spacing is n times of normal pitch, by α
Value to display picture zoom in and out, the display brightness is changed linearly with the variation of the value of α, wherein n be more than 1 from
So number.
9. the virtual reality image display terminal according to claim 7 based on micro- space distance LED display screen, feature exist
In the optimum viewing distance D0The distance between=two neighboring pixel value × 3000.
10. the virtual reality image display terminal according to claim 8 based on micro- space distance LED display screen, feature exist
In the normal pitch≤0.8mm.
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Cited By (1)
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| CN110597386A (en) * | 2019-09-03 | 2019-12-20 | 北京爱博同心医学科技有限公司 | Image brightness improving method based on augmented reality and augmented reality glasses |
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