CN114545618A - Display device - Google Patents
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- CN114545618A CN114545618A CN202011344714.6A CN202011344714A CN114545618A CN 114545618 A CN114545618 A CN 114545618A CN 202011344714 A CN202011344714 A CN 202011344714A CN 114545618 A CN114545618 A CN 114545618A
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
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- 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
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- 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
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/005—Projectors using an electronic spatial light modulator but not peculiar thereto
- G03B21/008—Projectors using an electronic spatial light modulator but not peculiar thereto using micromirror devices
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
- G03B21/2006—Lamp housings characterised by the light source
- G03B21/2013—Plural light sources
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
- G03B21/2006—Lamp housings characterised by the light source
- G03B21/2033—LED or laser light sources
- G03B21/204—LED or laser light sources using secondary light emission, e.g. luminescence or fluorescence
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/15—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components with at least one potential-jump barrier or surface barrier specially adapted for light emission
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Multimedia (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Projection Apparatus (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention provides a display device including: the light-emitting device comprises a light-emitting light source, a light-emitting module and a control module, wherein the light-emitting light source is used for generating an initial light-emitting point image, and the initial light-emitting point image comprises a plurality of initial light-emitting points which are arranged in a preset mode; the light emitting conversion device is arranged on a light emitting path of the light emitting source and used for guiding the initial light emitting point image to be converted into a preset light emitting point image to be emitted, the preset light emitting point image comprises a first light emitting point image to an Nth light emitting point image, and the first light emitting point image and the initial light emitting point image are arranged in the same manner; on the plane where the preset light-emitting point image is located, each light-emitting point of the ith light-emitting point image is located at the position where each light-emitting point of the first light-emitting point image translates along the same direction, and further, the initial light-emitting point image is converted into more preset light-emitting point images with more pixel points to be emitted, so that the display effect of the display device is improved.
Description
Technical Field
The invention relates to the technical field of display, in particular to a display device.
Background
In recent years, with the advent of Light Emitting Diode (LED) technology and micro display chip technology, miniaturization and high-resolution projection display have become possible. With the market demand, factors such as high imaging quality, large field of view, small volume and the like are more and more emphasized. Especially in the fields of ar (augmented reality) and vr (visual reality) which are currently under rapid development. The Micro light emitting diode (Micro-LED) display technology is LED scaling and matrixing technology, which refers to a high-density and Micro-sized LED array integrated on a chip. The display technology of addressing control and individual drive of each luminous point is realized by manufacturing a drive circuit through an integrated circuit process. Due to the structural limitation of Micro LED monomers, in the LED matrixing process, the gap between each LED monomer is large, so that the display effect of the display device is poor.
Disclosure of Invention
In view of this, the present invention provides a display device, which effectively solves the technical problems existing in the prior art, and can convert an initial light-emitting point image into a preset light-emitting point image with more pixel points for emission, thereby improving the display effect of the display device.
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
a display device, comprising:
the light-emitting device comprises a light-emitting light source, a light-emitting module and a control module, wherein the light-emitting light source is used for generating an initial light-emitting point image, and the initial light-emitting point image comprises a plurality of initial light-emitting points which are arranged in a preset mode;
the light emitting conversion device is arranged on a light emitting path of the light emitting source and used for guiding the initial light emitting point image to be converted into a preset light emitting point image to be emitted, the preset light emitting point image comprises a first light emitting point image to an Nth light emitting point image, and the first light emitting point image and the initial light emitting point image are arranged in the same manner;
on the plane where the preset light-emitting point image is located, each light-emitting point of the ith light-emitting point image is located at a position where each light-emitting point of the first light-emitting point image translates along the same direction, N is an integer greater than or equal to 2, and i is an integer greater than 1 and less than or equal to N.
Optionally, the light-emitting conversion device is a mirror-vibrating device, wherein the mirror-vibrating device guides the initial light-emitting point image to be converted into a preset light-emitting point image through vibration and then to be emitted.
Optionally, the mirror vibration device is a transmission type mirror vibration device or a reflection type mirror vibration device.
Optionally, the light emitting source includes a light emitting device array, and the light emitting device array includes a plurality of light emitting devices arranged in a preset manner.
Optionally, the light emitting source includes a first light emitting device array to an mth light emitting device array, each of the first light emitting device array to the mth light emitting device array includes a plurality of light emitting devices, and M is an integer greater than or equal to 2;
and the color combining device is arranged on the light emitting paths from the first light emitting device array to the Mth light emitting device array.
Optionally, the light-emitting source includes a first light-emitting device array to a third light-emitting device array, the color combining device includes a first reflecting surface, a second reflecting surface and a light-transmitting surface, and light-emitting optical paths of the first reflecting surface, the second reflecting surface and the light-transmitting surface are the same;
the first reflecting surface is arranged on the light emitting path of the first light emitting device array, the second reflecting surface is arranged on the light emitting path of the second light emitting device array, and the light transmitting surface is arranged on the light emitting path of the third light emitting device array.
Optionally, the light emitting device is a Micro-LED or a Mini-LED.
Optionally, the light source further includes a collimating element disposed on an outgoing light path of the light emitting device.
Optionally, the display device further includes an imaging device disposed on a light emitting path of the light emitting conversion device.
Optionally, the imaging device is a projection lens group device, an AR lens device, a VR lens device or an MR lens device.
Compared with the prior art, the technical scheme provided by the invention at least has the following advantages:
the present invention provides a display device including: the light-emitting device comprises a light-emitting light source, a light-emitting module and a control module, wherein the light-emitting light source is used for generating an initial light-emitting point image, and the initial light-emitting point image comprises a plurality of initial light-emitting points which are arranged in a preset mode; the light emitting conversion device is arranged on a light emitting path of the light emitting source and used for guiding the initial light emitting point image to be converted into a preset light emitting point image to be emitted, the preset light emitting point image comprises a first light emitting point image to an Nth light emitting point image, and the first light emitting point image and the initial light emitting point image are arranged in the same manner; on the plane where the preset light-emitting point image is located, each light-emitting point of the ith light-emitting point image is located at a position where each light-emitting point of the first light-emitting point image translates along the same direction, N is an integer greater than or equal to 2, and i is an integer greater than 1 and less than or equal to N.
According to the technical scheme provided by the invention, the light-emitting conversion device can guide the initial light-emitting point image to be converted into the preset light-emitting point image to be emitted, the light emission at the gap between the adjacent light-emitting points in the first light-emitting point image is compensated from the second light-emitting point image to the Nth light-emitting point image in the preset light-emitting point image, and the initial light-emitting point image is converted into the preset light-emitting point image with more pixel points to be emitted, so that the display effect of the display device is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a display device according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of an initial light-emitting point image according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a predetermined light-emitting point image according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of another predetermined light-emitting point image according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of another predetermined light-emitting point image according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of another display device according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of another display device according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of another display device according to an embodiment of the present invention;
fig. 9 is a schematic structural diagram of another display device according to an embodiment of the present invention;
fig. 10 is a schematic structural diagram of another display device according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As mentioned in the background, with the market demand, factors such as high imaging quality, large field of view, small volume, etc. are more and more emphasized. Especially in the fields of ar (augmented reality) and vr (visual reality) which are currently under rapid development. The Micro light emitting diode (Micro-LED) display technology is LED scaling and matrixing technology, which refers to a high-density and Micro-sized LED array integrated on a chip. The display technology of addressing control and individual drive of each luminous point is realized by manufacturing a drive circuit through an integrated circuit process. Due to the structural limitation of Micro LED monomers, in the LED matrixing process, the gap between each LED monomer is large, so that the display effect of the display device is poor.
Based on this, the embodiment of the invention provides a display device, which effectively solves the technical problems in the prior art, can convert an initial luminous point image into more preset luminous point images with more pixel points for emergence, and improves the display effect of the display device.
To achieve the above object, the technical solutions provided by the embodiments of the present invention are described in detail below, specifically with reference to fig. 1 to 10.
Referring to fig. 1 to 3, fig. 1 is a schematic structural diagram of a display device according to an embodiment of the present invention, fig. 2 is a schematic structural diagram of an initial light-emitting point image according to an embodiment of the present invention, and fig. 3 is a schematic structural diagram of a preset light-emitting point image according to an embodiment of the present invention. Wherein, the display device includes:
the light-emitting device comprises a light-emitting source 100, wherein the light-emitting source 100 is used for generating an initial light-emitting point image 101, and the initial light-emitting point image 101 comprises a plurality of initial light-emitting points 1011 arranged in a preset mode.
Set up in luminous conversion equipment 200 on the light-emitting path of luminescent light source 100, luminous conversion equipment 200 is used for guiding initial luminous point image 101 converts to preset luminous point image 201 outgoing, preset luminous point image 201 includes first luminous point image to nth luminous point image, first luminous point image (luminous point 2011 that first luminous point image includes as shown in fig. 3) with initial luminous point image 101 arranges the same.
On the plane where the preset light-emitting point image 201 is located, each light-emitting point of the ith light-emitting point image (as shown in fig. 3, the light-emitting point 201i included in the ith light-emitting point image) is located at a position where each light-emitting point of the first light-emitting point image translates along the same direction, N is an integer greater than or equal to 2, and i is an integer greater than 1 and less than or equal to N.
As shown in fig. 2, the initial light-emitting point image 101 provided by the embodiment of the present invention may include a plurality of initial light-emitting points 1011 arranged in a matrix. As shown in fig. 4, the preset light-emitting point image 201 according to the embodiment of the present invention may include a first light-emitting point image including a light-emitting point 2011 and a second light-emitting point image including a light-emitting point 2012, where the light-emitting points of the first light-emitting point image are arranged in a matrix, and the light-emitting point of the second light-emitting point image is located at a position where the light-emitting point of the first light-emitting point image is shifted in the first direction X.
Alternatively, as shown in fig. 5, the preset light-emitting point image provided by the embodiment of the present invention may include a first light-emitting point image to a fourth light-emitting point image, where the first light-emitting point image includes a light-emitting point 2011, the second light-emitting point image includes a light-emitting point 2012, the light-emitting points of the first light-emitting point image are arranged in a matrix, and the light-emitting point of the second light-emitting point image is located at a position where the light-emitting point of the first light-emitting point image is shifted along the first direction X; the third light-emitting point image comprises a light-emitting point 2013, the light-emitting point of the third light-emitting point image is positioned at the position where the light-emitting point of the first light-emitting point image translates along the second direction Y, and the first direction X is vertical to the second direction Y; the fourth light-emitting point image comprises a light-emitting point 2014, the light-emitting point of the fourth light-emitting point image is located at a position where the light-emitting point of the first light-emitting point image is translated along the oblique direction Z between the first direction X and the second direction Y, and then the light-emitting points of the second light-emitting point image and the fourth light-emitting point image compensate the light emission at the gap between two adjacent light-emitting points in the first direction X, the second direction Y and the oblique direction Z in the first light-emitting point image, so that the display effect of the display device is improved.
It should be noted that the preset light-emitting point image provided by the embodiment of the present invention is not limited to the two corresponding schematic diagrams shown in fig. 4 and fig. 5, and fig. 4 and fig. 5 are only two of the possible implementations of the embodiment of the present invention, and the present invention is not limited in particular.
It can be understood that, according to the technical scheme provided by the embodiment of the present invention, the light emitting conversion device can guide the initial light emitting point image to be converted into the preset light emitting point image for emission, and the light emission from the second light emitting point image to the nth light emitting point image in the preset light emitting point image is equivalent to the compensation of the light emission at the gap between the adjacent light emitting points in the first light emitting point image, so that the initial light emitting point image is converted into more preset light emitting point images with more pixel points for emission, thereby improving the display effect of the display device.
In order to achieve the purpose that the light emitting conversion device expands the initial light emitting point image into the preset light emitting point image, the light emitting conversion device provided in the embodiment of the present invention may be a mirror-vibrating device, wherein the mirror-vibrating device guides the initial light emitting point image to be converted into the preset light emitting point image to be emitted through vibration.
It can be understood that the mirror of the galvanometer device vibrates differently around one or more rotation axes, so as to guide the emitting position of the initial light emitting point by using the refraction law or the reflection law of light and emit the preset light emitting point image, so as to allow the user to observe the preset light emitting point image by using the visual residual effect. Optionally, the galvanometer device provided by the embodiment of the invention may include a bracket, a moving arm fixed on the bracket, at least one coil fixedly connected with the moving arm, a magnet fixed on the bracket and corresponding to the coil, and a lens fixed on the moving arm. After the coil is electrified, the electrified coil can generate ampere force in the magnetic field of the magnet to drive the moving arm to move, so that the moving arm is controlled to vibrate by controlling the direction and/or the magnitude of current electrified by the coil to drive the lens to vibrate; therefore, the vibration of the lens can enable the initial luminous point to be emitted to an expected position, and a preset luminous point image with more luminous points is obtained.
It should be noted that, in the folding mirror device provided in the embodiment of the present invention, parameters such as the vibration angle are not specifically limited, and specific calculation needs to be performed according to influence factors such as the distance between the initial light emitting points, the thickness of the lens, and the refractive index. In an embodiment of the present invention, the mirror-vibrating device provided by the present invention may be a transmission mirror-vibrating device or a reflection mirror-vibrating device.
In an embodiment of the present invention, the light emitting source provided by the present invention includes a light emitting device array, and the light emitting device array includes a plurality of light emitting devices arranged in a predetermined manner. Wherein in the light emitting device array, each light emitting device can emit red, green and blue tricolor light. Preferably, the light emitting device array provided by the embodiment of the invention may include a plurality of light emitting devices arranged in a matrix, and the length of the light emitting device in the row arrangement direction is the same as the distance between two adjacent light emitting devices in the row arrangement direction, and/or the length of the light emitting device in the column arrangement direction is the same as the distance between two adjacent light emitting devices in the column arrangement direction. As shown in fig. 6, a schematic structural diagram of another display apparatus provided in the embodiment of the present invention is provided, where a light emitting source of the display apparatus includes a light emitting device array 110, and each light emitting device of the light emitting device array 110 is capable of emitting light of three primary colors of red, green and blue.
In an embodiment of the present invention, the light source provided by the present invention may further include a plurality of light emitting device arrays, each of the light emitting device arrays can emit light of one color independently, and the initial light emitting point image is obtained after the light of different light emitting device arrays is combined by the color combining device. That is, the light emitting light source includes first to mth light emitting device arrays each including a plurality of light emitting devices, M being an integer greater than or equal to 2; and the color combining device is arranged on the light emitting paths from the first light emitting device array to the Mth light emitting device array. Preferably, M is 3, the light-emitting light source includes a first light-emitting device array to a third light-emitting device array, each of the light-emitting device arrays provided in the embodiments of the present invention may include a plurality of light-emitting devices arranged in a matrix, and the first light-emitting device array to the third light-emitting device array have different light-emitting colors and may emit one of three primary colors of red, green, and blue, respectively.
Specifically, as shown in fig. 7, a schematic structural diagram of another display device provided for the embodiment of the present invention is provided, wherein a light emitting source of the display device includes a first light emitting device array 111 to a third light emitting device array 113, a wavelength of a light emitting device included in the first light emitting device array 111 may be 630nm to 780nm, a wavelength of a light emitting device included in the second light emitting device array 112 may be 495nm to 630nm, and a wavelength of a light emitting device included in the third light emitting device array 113 may be 420nm to 505 nm. The first to third light emitting device arrays 111 to 113 may be respectively disposed on different sides of the color combining device 120. Specifically, the light-emitting light source 100 includes a first light-emitting device array 111 to a third light-emitting device array 113, the color combining device 120 includes a first reflecting surface, a second reflecting surface and a light-transmitting surface, and light-emitting paths of the first reflecting surface, the second reflecting surface and the light-transmitting surface are the same; the first reflecting surface is disposed on the light emitting path of the first light emitting device array 111, the second reflecting surface is disposed on the light emitting path of the second light emitting device array 112, and the light transmitting surface is disposed on the light emitting path of the third light emitting device array 113.
The color combining device provided by the embodiment of the present invention may be a color combining prism, or the color combining device provided by the embodiment of the present invention may be two crossed dichroic mirrors, and the present invention is not particularly limited, and needs to be specifically selected according to actual applications. The light-emitting device provided by the embodiment of the invention can be a Micro-LED or a Mini-LED.
Further, in order to improve the light emitting effect of the light emitting source, as shown in fig. 8, which is a schematic structural diagram of another display device provided in the embodiment of the present invention, when the light emitting source provided in the embodiment of the present invention includes a light emitting device array 110, the light emitting source further includes a collimating element 130 disposed on the light emitting path of the light emitting device, and the light emitting of the light emitting device is collimated by the collimating element, so as to improve the light emitting effect of the light emitting source.
As shown in fig. 9, which is a schematic structural diagram of another display device provided in the embodiment of the present invention, when the light source provided in the embodiment of the present invention includes a first light emitting device array to an mth light emitting device array, the light source 100 provided in the embodiment of the present invention further includes a collimating element 130 disposed on a light emitting path of the light emitting device, and the light emitting element collimates light emitted by the light emitting device, so as to improve a light emitting effect of the light source.
Fig. 10 is a schematic structural diagram of another display apparatus according to an embodiment of the present invention, wherein the display apparatus further includes an imaging device 300 disposed on an outgoing light path of the luminescence conversion device 200.
In an embodiment of the present invention, the imaging device provided in the embodiment of the present invention may be a projection lens group device, an AR lens device, a VR lens device or an MR lens device.
It can be understood that the imaging device provided by the embodiment of the present invention may be a projection lens group device, that is, the display apparatus provided by the embodiment of the present invention is a projection display apparatus; alternatively, the imaging device provided in the embodiment of the present invention may be an AR (Augmented Reality) lens device, a VR (Virtual Reality) lens device, or an MR (media Reality) lens device, that is, the display device provided in the embodiment of the present invention may also be a wearable display device, and the present invention is not limited in particular.
An embodiment of the present invention provides a display device, including: the light-emitting device comprises a light-emitting light source, a light-emitting module and a control module, wherein the light-emitting light source is used for generating an initial light-emitting point image, and the initial light-emitting point image comprises a plurality of initial light-emitting points which are arranged in a preset mode; the light emitting conversion device is arranged on a light emitting path of the light emitting source and used for guiding the initial light emitting point image to be converted into a preset light emitting point image to be emitted, the preset light emitting point image comprises a first light emitting point image to an Nth light emitting point image, and the first light emitting point image and the initial light emitting point image are arranged in the same manner; on the plane where the preset light-emitting point image is located, each light-emitting point of the ith light-emitting point image is located at a position where each light-emitting point of the first light-emitting point image translates along the same direction, N is an integer greater than or equal to 2, and i is an integer greater than 1 and less than or equal to N.
As can be seen from the above, in the technical scheme provided in the embodiment of the present invention, the light emitting conversion device can guide the initial light emitting point image to be converted into the preset light emitting point image for emission, and the light emission from the second light emitting point image to the nth light emitting point image in the preset light emitting point image is equivalent to the light emission at the gap between the adjacent light emitting points in the first light emitting point image, so that the initial light emitting point image is converted into more preset light emitting point images with more pixel points for emission, thereby improving the display effect of the display device.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A display device, comprising:
the light-emitting device comprises a light-emitting light source, a light-emitting module and a control module, wherein the light-emitting light source is used for generating an initial light-emitting point image, and the initial light-emitting point image comprises a plurality of initial light-emitting points which are arranged in a preset mode;
the light emitting conversion device is arranged on a light emitting path of the light emitting source and used for guiding the initial light emitting point image to be converted into a preset light emitting point image to be emitted, the preset light emitting point image comprises a first light emitting point image to an Nth light emitting point image, and the first light emitting point image and the initial light emitting point image are arranged in the same manner;
on the plane where the preset light-emitting point image is located, each light-emitting point of the ith light-emitting point image is located at a position where each light-emitting point of the first light-emitting point image translates along the same direction, N is an integer greater than or equal to 2, and i is an integer greater than 1 and less than or equal to N.
2. The display device according to claim 1, wherein the light emission converting means is a mirror-vibrating means, and wherein the mirror-vibrating means guides the initial light-emitting point image to be converted into a predetermined light-emitting point image by vibration to be emitted.
3. The display device according to claim 1, wherein the galvanometer device is a transmissive galvanometer device or a reflective galvanometer device.
4. The display device according to claim 1, wherein the light emitting source comprises a light emitting device array including a plurality of light emitting devices in a preset arrangement.
5. The display device according to claim 1, wherein the light emission source includes first to mth light emitting device arrays each including a plurality of light emitting devices, M being an integer greater than or equal to 2;
and the color combining device is arranged on the light emitting paths from the first light emitting device array to the Mth light emitting device array.
6. The display device according to claim 5, wherein the light source comprises a first light emitting device array to a third light emitting device array, the color combining means comprises a first reflecting surface, a second reflecting surface and a light transmitting surface, and light emitting paths of the first reflecting surface, the second reflecting surface and the light transmitting surface are the same;
the first reflecting surface is arranged on the light emitting path of the first light emitting device array, the second reflecting surface is arranged on the light emitting path of the second light emitting device array, and the light transmitting surface is arranged on the light emitting path of the third light emitting device array.
7. A display device as claimed in any one of claims 3 to 5, characterized in that the light emitting device is a Micro-LED or a Mini-LED.
8. A display device as claimed in any one of claims 3 to 5, characterized in that the luminescent light source further comprises a collimating element arranged in the path of the light exiting from the light emitting device.
9. The display apparatus according to claim 1, further comprising an imaging device disposed on an exit light path of the luminescence conversion device.
10. The display apparatus according to claim 9, wherein the imaging device is a projection lens group device, an AR lens device, a VR lens device, or an MR lens device.
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| CN202011344714.6A CN114545618B (en) | 2020-11-25 | 2020-11-25 | Display equipment |
| PCT/CN2021/099066 WO2022110759A1 (en) | 2020-11-25 | 2021-06-09 | Display device |
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| CN202011344714.6A CN114545618B (en) | 2020-11-25 | 2020-11-25 | Display equipment |
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| WO2022110759A1 (en) | 2022-06-02 |
| CN114545618B (en) | 2023-09-05 |
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