CN207651153U - A kind of persistence of vision display device and video display apparatus - Google Patents
A kind of persistence of vision display device and video display apparatus Download PDFInfo
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- CN207651153U CN207651153U CN201721485140.8U CN201721485140U CN207651153U CN 207651153 U CN207651153 U CN 207651153U CN 201721485140 U CN201721485140 U CN 201721485140U CN 207651153 U CN207651153 U CN 207651153U
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Abstract
The utility model embodiment discloses a kind of persistence of vision display device and video display apparatus, wherein persistence of vision display device includes：Electric motor units, RGB display units, RGB driving units and control unit, wherein, control unit controls electric motor units work, RGB display units are under the drive of electric motor units, it is rotated with preset rotation speed, forms picture display face, control unit is by obtaining video code flow, and the video code flow is decoded, pixel data stream is obtained and is sent to RGB driving units；RGB driving units generate timing control signal, and pixel data stream is sent to RGB display units with timing control signal and is shown, keep the displayable content of persistence of vision display screen more rich when receiving pixel data stream.
Description
Technical field
The utility model belongs to electronic technology field more particularly to a kind of persistence of vision display device and video shows and sets
It is standby.
Background technology
With the development of multimedia broadcasting technology, the display screen for advertising is seen everywhere in city, for example,
LED (Light Emitting Diode) display screen, liquid crystal display and persistence of vision display screen (POV-LED,
Persistence of Vision Light Emitting Diode) etc..
Although existing persistence of vision display screen can be by being arranged LED lamp bead, in turn on the corresponding position of LED light strip
It realizes the display of pattern or word content, but after the location determination of LED lamp bead setting, is then only able to display LED lamp bead position
Set corresponding image or word content.Therefore, there is display content be excessively single and ask in persistence of vision display screen in the prior art
Topic.
Utility model content
A kind of persistence of vision display device of the utility model embodiment offer and video display apparatus, can make the persistence of vision
The displayable content of display screen is more rich.
In a first aspect, the utility model embodiment provides a kind of persistence of vision display device, the persistence of vision is shown
Device includes：
Electric motor units；
RGB display units are connected with the electric motor units, are used under the drive of the electric motor units, with preset rotation speed
Rotation forms picture display face；
RGB driving units are connected with the RGB display units, for when receiving pixel data stream, generating sequential control
Signal processed, and the pixel data stream is sent to the RGB display units with the timing control signal and is shown；
Control unit is connected respectively with the electric motor units and the RGB driving units, for controlling the electric motor units
Work obtains video code flow, and is decoded to the video code flow, obtains the pixel data stream.
Second aspect, the utility model embodiment also provide a kind of rechargeable battery, including battery core, further include first aspect
In persistence of vision display device.
The utility model embodiment provides a kind of persistence of vision display device and video display apparatus, passes through control unit
Electric motor units work is controlled, RGB display units are rotated under the drive of electric motor units with preset rotation speed, form picture display face,
Control unit is by obtaining video code flow simultaneously, and is decoded to the video code flow, obtains pixel data stream and is sent to RGB
Driving unit；Using RGB driving units when receiving pixel data stream, timing control signal is generated, and by pixel data stream
It is sent to RGB display units with timing control signal to be shown, keeps the displayable content of persistence of vision display screen more rich.
Description of the drawings
It is required in being described below to embodiment to make in order to illustrate more clearly of the utility model embodiment technical solution
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is some embodiments of the utility model, for
For those of ordinary skill in the art, without creative efforts, other are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is a kind of structural schematic diagram for persistence of vision display device that the utility model embodiment provides；
Fig. 2 is the specific knot of RGB display units in a kind of persistence of vision display device that the utility model embodiment provides
Structure schematic diagram；
Fig. 3 A to Fig. 3 D are RGB light bar units in a kind of persistence of vision display device that the utility model embodiment provides
Concrete structure schematic diagram；
Fig. 4 is a kind of video display apparatus structural schematic diagram that the utility model embodiment provides.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
It clearly and completely describes, it is clear that described embodiment is the utility model a part of the embodiment, rather than whole implementation
Example.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Fig. 1 is referred to, Fig. 1 is a kind of structural representation for persistence of vision display device that the utility model embodiment provides
Figure.As shown in Figure 1, a kind of persistence of vision display device 100, including：Electric motor units 10, RGB display units 20, RGB drivings are single
Member 30 and control unit 40.Specifically：
Electric motor units 10, for driving RGB display units 20 to rotate.
RGB display units 20 are connected with electric motor units 10, under the drive of electric motor units 10, being revolved with preset rotation speed
Turn, forms picture display face.
RGB driving units 30 are connected with RGB display units 20, for when receiving pixel data stream, generating sequential control
Signal processed, and pixel data stream is sent to RGB display units 20 with timing control signal and is shown.
Control unit 40 is connected with electric motor units 10 and RGB driving units 30 respectively, for controlling 10 work of electric motor units
Make, obtain video code flow, and video code flow is decoded, obtains pixel data stream.
In the present embodiment, control unit 40 is used to control the rotating speed of electric motor units 10, and RGB display units 20 are in motor
It under the drive of unit 10, is rotated with preset rotation speed, forms picture display face, wherein the rotating speed of electric motor units 10 is shown with image
The refresh rate in face is corresponding, i.e., the numerical value of refresh rate of tachometer value and picture display face of electric motor units 10 is equal.
For example, the refresh rate of picture display face is that 24 frames are per second, then the rotating speed of electric motor units 10 is 24 revolution per seconds (r/S).
It should be noted that when RGB driving units 30 receive pixel data stream, generate corresponding with pixel data stream
Timing control signal, RGB display units 20 show the corresponding color of pixel data stream according to the timing control signal
Show.
In all embodiments of the utility model, control unit 40 passes through the input current of control electric motor units 10, reality
Now to the control of 10 rotating speed of electric motor units.Control unit 40 obtains video code flow can be by reading the video codes in storage unit
Stream, or the video code flow that other-end is sent is received, by being decoded to video code flow, to obtain pixel data stream.
The matrix that RGB display units 20 can be formed by the way that RGB lamp beads or RGB lamp beads is arranged so that in electric motor units
It under 10 drive, is rotated with preset rotation speed, and the matrix for driving RGB lamp beads or RGB lamp beads to form quickly moves in the surfaces of revolution
It is dynamic, form picture display face.
It should be noted that when watching object due to human eye, object is imaged on the retina, the light on retina
Sense cell converts optical signals to bioelectrical signals, and brain is transferred to by optic nerve, after object is removed, optic nerve pair
The impression of object will not disappear at once, and then the phenomenon that the formation persistence of vision.Therefore, when RGB display units 20 are in electric motor units
It under 10 drive, is rotated with preset rotation speed, and the matrix for driving RGB lamp beads or RGB lamp beads to form quickly moves in the surfaces of revolution
It is dynamic so that the image in the surfaces of revolution can form image on the retina of people and keep in, that is, form the image that can show image
Display surface.
In said program, electric motor units work, drive of the RGB display units in electric motor units are controlled by control unit
Under, it is rotated with preset rotation speed, forms picture display face, control unit is carried out by obtaining video code flow, and to the video code flow
Decoding, obtains pixel data stream and is sent to RGB driving units；RGB driving units are when receiving pixel data stream, when generation
Sequence control signal, and pixel data stream is sent to RGB display units with timing control signal and is shown, keep the persistence of vision aobvious
The displayable content of display screen is more rich.
Fig. 2 is referred to, Fig. 2 is that RGB displays are single in a kind of persistence of vision display device that the utility model embodiment provides
The concrete structure schematic diagram of member.As shown in Fig. 2, based on above-described embodiment, as a kind of side in the cards of the present embodiment
Formula, RGB display units 20 include：
Motor coupling portion 21, the drive shaft for connecting electric motor units 10.
RGB light bar unit 22, is fixedly connected with motor coupling portion 21, for RGB lamp beads to be arranged.
When control unit 40, which controls electric motor units 10, to work, electric motor units 10 drive RGB lamps by the drive shaft of motor
Tape cell 22 is rotated with preset rotation speed, and RGB lamp beads is made at the uniform velocity to be moved in RGB light bar unit rotations face, forms picture display face.
In the present embodiment, RGB driving units 30 are specifically used for, the pixel data stream that reception control unit 40 is sent, root
Generate timing control signal according to pixel data stream, and pixel data stream is sent to together with timing control signal RGB lamp beads into
Row display.
It should be noted that in order to make RGB displays single 20 in rotation, the pattern in picture display face is coherent and does not lose
Very, all RGB lamp beads in RGB light bar correspond to the same timing control signal, and each RGB is respectively acting on by pixel data stream
Lamp bead controls the display color of each RGB lamp beads so that eye-observation to picture display face in the image that shows it is coherent and not
Distortion.
It is understood that by being threaded either clamping mechanism in the interior survey of motor coupling portion 21, with motor list
The drive shaft of member 10 is fixed, and is consolidated with RGB light bar unit 22 by being threaded in the outside of motor coupling portion 21
It is fixed.In all embodiments of the utility model, motor coupling portion 21 can use the company for being currently used for connection motor driving shaft
Binding structure, therefore be not shown in figure, and details are not described herein again.
Fig. 3 A to Fig. 3 D show RGB light bar in a kind of persistence of vision display device that the utility model embodiment provides
The concrete structure schematic diagram of unit.As shown in Figure 3A, as a kind of mode in the cards of the present embodiment, RGB light bar unit 22
Including：First RGB light bar 221.
As shown in Figure 3A, the first RGB light bar 221 is rectangular strip body, and the first RGB light bar 221 is equipped with and is used for and motor
The first connecting portion 2211 that interconnecting piece 21 is fixedly connected, first connecting portion are located at one end on rectangular strip body length direction.
As shown in Figure 3B, as a kind of mode in the cards of the present embodiment, RGB light bar units include：2nd RGB light bar
222。
2nd RGB light bar 222 is rectangular strip body, and the 2nd RGB light bar 222 is equipped with to be connected for being fixed with motor coupling portion
The second connecting portion 2221 connect, second connecting portion 2221 are located at the cental axial position of rectangular strip body.In the present embodiment, rectangle
The central shaft of strip shape body and the central shaft of the drive shaft of motor overlap.
As shown in Figure 3B, as a kind of mode in the cards of the present embodiment, the 2nd RGB light bar 222 is equipped with multiple along it
Length direction is in the RGB lamp beads being evenly spaced on.
Specifically, using the center of rectangular strip body as symmetric points, the length direction along rectangular strip body is respectively to two
End extends to form the first light bar body 2222 and the second light bar body 2223.
On first light bar body 2222 with multiple RGB lamp beads are respectively equipped on the second light bar body 2223, wherein with rectangular strip
Center line on body length direction is symmetry axis, in the multiple RGB lamp beads and the second light bar body 2223 on the first light bar body 2222
Multiple RGB lamp beads are symmetrical one by one.
As shown in Figure 3 C, the mode as the alternatively possible realization of the present embodiment, the 2nd RGB light bar 222 have multiple edges
Its length direction is in the diastema a being evenly spaced on, and multiple RGB lamp beads b are interspersed with multiple diastema a.
Specifically, using the center of rectangular strip body as symmetric points, the length direction along rectangular strip body is respectively to two
End extends to form the first light bar body 2222 and the second light bar body 2223.
On first light bar body 2222 with multiple RGB lamp beads are respectively equipped on the second light bar body 2223, wherein the first light bar body
Multiple RGB lamp beads on 2222 and multiple RGB lamp beads mutual dislocation arrangements on the second light bar body 2223.
For example, on the first light bar body 2222 on the second light bar body 2223 respectively symmetrically be equipped with multiple lamp positions, lamp position use
In setting RGB lamp beads, wherein the lamp position of serial number odd number is hanging on the first light bar body 2222, serial number on the first light bar body 2222
RGB lamp beads are equipped with for the lamp position of even number, the lamp position of serial number odd number is equipped with RGB lamp beads on the second light bar body 2223, and second
The lamp position of serial number even number is hanging on light bar body 2223.
It should be noted that in order to reduce light bar body because the density of setting RGB lamp beads is excessive, temperature when leading to light bar body running
Height is spent, therefore is ensureing that the presented picture of light bar body rotation is distortionless, is arranged on the first light bar body 2222
Multiple RGB lamp beads and the second light bar body 2223 on the RGB lamp bead mutual dislocation arrangements that are arranged, ensure that point of picture display face
Resolution, while improving the reliability of RGB light bar.
It in the present embodiment, can be by improving turning for electric motor units 10 in order to improve the refresh rate of RGB display units 20
Speed is realized, can also be realized by the way that more RGB light bar are arranged.
As shown in Figure 3D, another mode in the cards as the present embodiment, RGB light bar unit 22 further include：With
The identical 3rd RGB light bar 223 of two RGB light bar, 222 structure.
The third interconnecting piece 2231 for being located therein mandrel position of 3rd RGB light bar 223 is used for solid with motor coupling portion 21
Fixed connection.
It is small along the angle theta on direction of rotation between the 2nd RGB light bar 222 and the 3rd RGB light bar 223 as described in Fig. 3 D
In or equal to 90 degree.
With electric motor units, 10 drive the rotation of the 2nd RGB light bar 222, and the 2nd RGB light bar is driven simultaneously with electric motor units 10
222 and the 3rd RGB light bar 223 rotate for.If when electric motor units 10 are with 24 revolution per second of rotating speed, the 2nd RGB light bar is only driven
When 222 rotation, picture display face can normally show image, then electric motor units 10 drives at the same time the 2nd RGB light bar 222 and
When 3rd RGB light bar 223 rotates, only it need to be operated in 12 revolution per second of rotating speed, you can realize and only drive second with 24 revolution per second of rotating speed
Effect when RGB light bar 222 rotates.
In the present embodiment, due to increasing the 3rd RGB light bar 223 on the basis of the 2nd RGB light bar 222, no
Need the rotating speed of raising electric motor units 10, you can achieve the effect that improve refresh rate.
The operation principle of the persistence of vision display device 100 in the present embodiment is carried out below in conjunction with Fig. 1 to Fig. 3 D detailed
Explanation.
As depicted in figs. 1 and 2, control unit 40 controls electric motor units 10 and works, and electric motor units 10 pass through motor coupling portion
21 drive RGB light bar units 22 are rotated with preset rotation speed, so that RGB lamp beads is at the uniform velocity moved in RGB light bar unit rotations face, are formed
Picture display face.Meanwhile control unit 40 and is decoded the video code flow by obtaining video code flow, obtains pixel number
According to flowing and being sent to RGB driving units 30, RGB driving units 30 generate timing control letter when receiving pixel data stream
Number, and pixel data stream is sent to RGB display units 20 with timing control signal and is shown.
When RGB light bar unit 22 is rotated with preset rotation speed, the first RGB light bar 221, the 2nd RGB light bar 222 and/or third
RGB lamp beads in RGB light bar 223 show corresponding color according to pixel data stream and timing control signal, realize aobvious in image
Show and plays the corresponding video of video code flow in face.
In said program, electric motor units work, drive of the RGB display units in electric motor units are controlled by control unit
Under, it is rotated with preset rotation speed, forms picture display face, control unit is carried out by obtaining video code flow, and to the video code flow
Decoding, obtains pixel data stream and is sent to RGB driving units；RGB driving units are when receiving pixel data stream, when generation
Sequence control signal, and pixel data stream is sent to RGB display units with timing control signal and is shown, keep the persistence of vision aobvious
The displayable content of display screen is more rich.
Pass through the multiple RGB lamp beads being arranged on the first light bar body 2222 and the RGB lamps being arranged on the second light bar body 2223
Pearl mutual dislocation arrangement, ensure that the resolution ratio of picture display face, while improve the reliability of RGB light bar.In the 2nd RGB lamps
Increase by the 3rd RGB light bar 223 on the basis of band 222, can reach under conditions of need not improve the rotating speed of electric motor units 10
Improve the effect of refresh rate.
Fig. 4 shows a kind of structural schematic diagram for video display apparatus that the utility model embodiment provides.Such as Fig. 4 institutes
Show, a kind of video display apparatus 200 includes host computer 110, further includes the persistence of vision display device 100 in above-described embodiment.
It is understood that since a kind of video display apparatus 200 provided in this embodiment and the utility model are relevant
Content has been described in the above content with realization method, therefore details are not described herein again.
In said program, electric motor units work, drive of the RGB display units in electric motor units are controlled by control unit
Under, it is rotated with preset rotation speed, forms picture display face, control unit is carried out by obtaining video code flow, and to the video code flow
Decoding, obtains pixel data stream and is sent to RGB driving units；RGB driving units are when receiving pixel data stream, when generation
Sequence control signal, and pixel data stream is sent to RGB display units with timing control signal and is shown, keep the persistence of vision aobvious
The displayable content of display screen is more rich.
Unit in the utility model embodiment terminal can be combined, divided and deleted according to actual needs.
More than, only specific embodiment of the present utility model, but protection scope of the utility model is not limited thereto,
Any one skilled in the art within the technical scope disclosed by the utility model, can readily occur in various equivalent
Modifications or substitutions, these modifications or substitutions should be covered within the scope of the utility model.Therefore, the utility model
Protection domain should be subject to the protection scope in claims.
Claims (10)
1. a kind of persistence of vision display device, which is characterized in that the persistence of vision display device includes：
Electric motor units；
RGB display units are connected with the electric motor units, under the drive of the electric motor units, being rotated with preset rotation speed,
Form picture display face；
RGB driving units are connected with the RGB display units, for when receiving pixel data stream, generating timing control letter
Number, and the pixel data stream is sent to the RGB display units with the timing control signal and is shown；
Control unit is connected with the electric motor units and the RGB driving units respectively, for controlling the electric motor units work
Make, obtain video code flow, and the video code flow is decoded, obtains the pixel data stream.
2. persistence of vision display device according to claim 1, which is characterized in that the RGB display units include：
Motor coupling portion, the drive shaft for connecting the electric motor units；
RGB light bar units, are fixedly connected with the motor coupling portion, for RGB lamp beads to be arranged；
When described control unit controls the electric motor units work, the electric motor units are driven by the drive shaft of the motor
The RGB light bar unit is rotated with the preset rotation speed, make the RGB lamp beads in the RGB light bar unit rotation face at the uniform velocity
It is mobile, form picture display face.
3. persistence of vision display device according to claim 2, which is characterized in that the RGB driving units are specifically used for,
The pixel data stream that described control unit is sent is received, timing control signal is generated according to the pixel data stream, and will
The pixel data stream is sent to the RGB lamp beads together with the timing control signal and is shown.
4. persistence of vision display device according to claim 2, which is characterized in that the RGB light bar unit includes：First
RGB light bar；
The first RGB light bar is rectangular strip body, and the first RGB light bar is equipped with for being fixed with the motor coupling portion
The first connecting portion of connection, the first connecting portion are located at one end on rectangular strip body length direction.
5. persistence of vision display device according to claim 2, which is characterized in that the RGB light bar unit includes：Second
RGB light bar；
The 2nd RGB light bar is rectangular strip body, and the 2nd RGB light bar is equipped with for being fixed with the motor coupling portion
The second connecting portion of connection, the second connecting portion are located at the cental axial position of the rectangular strip body.
6. persistence of vision display device according to claim 5, which is characterized in that the 2nd RGB light bar is equipped with multiple
It is in the RGB lamp beads being evenly spaced on along its length.
7. persistence of vision display device according to claim 5, which is characterized in that the 2nd RGB light bar has multiple
It is in the diastema being evenly spaced on along its length, multiple RGB lamp beads are interspersed with multiple diastema.
8. according to claim 5 to 7 any one of them persistence of vision display device, which is characterized in that the RGB light bar unit
Further include：The 3rd RGB light bar identical with the 2nd RGB light bar structures；
The third interconnecting piece for being located therein mandrel position of the 3rd RGB light bar, which is used to fix with the motor coupling portion, to be connected
It connects.
9. persistence of vision display device according to claim 8, which is characterized in that the 2nd RGB light bar and the 3rd RGB
It is less than or equal to 90 degree along the angle theta on direction of rotation between light bar.
10. a kind of video display apparatus, including host computer, which is characterized in that the video display apparatus further includes claim 1
To 9 any one of them persistence of vision display devices.
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| CN201721485140.8U CN207651153U (en) | 2017-11-08 | 2017-11-08 | A kind of persistence of vision display device and video display apparatus |
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| CN201721485140.8U CN207651153U (en) | 2017-11-08 | 2017-11-08 | A kind of persistence of vision display device and video display apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107909963A (en) * | 2017-11-08 | 2018-04-13 | 深圳市屯奇尔科技有限公司 | A kind of persistence of vision display device and video display apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107909963A (en) * | 2017-11-08 | 2018-04-13 | 深圳市屯奇尔科技有限公司 | A kind of persistence of vision display device and video display apparatus |
| CN107909963B (en) * | 2017-11-08 | 2024-03-08 | 深圳市屯奇尔科技有限公司 | Persistence of vision display device and video display equipment |
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