CN116466514B - Light emitting layout structure of backlight module - Google Patents
Light emitting layout structure of backlight module Download PDFInfo
- Publication number
- CN116466514B CN116466514B CN202310417532.4A CN202310417532A CN116466514B CN 116466514 B CN116466514 B CN 116466514B CN 202310417532 A CN202310417532 A CN 202310417532A CN 116466514 B CN116466514 B CN 116466514B
- Authority
- CN
- China
- Prior art keywords
- unit pixel
- bodies
- length
- width
- along
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000000758 substrate Substances 0.000 claims abstract description 36
- 230000000694 effects Effects 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 2
- 238000005192 partition Methods 0.000 abstract description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 11
- 238000009792 diffusion process Methods 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000002708 enhancing effect Effects 0.000 description 4
- 230000001788 irregular Effects 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000005282 brightening Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133603—Direct backlight with LEDs
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
Abstract
The invention provides a light emitting layout structure of a backlight module, comprising: a substrate, a plurality of unit pixel groups and a plurality of power supply units. The plurality of unit pixel groups are connected with the substrate in a telecommunication way, each unit pixel group extends along a first direction to form a main length, and extends along a second direction to form a main width, the unit pixel groups are provided with a plurality of unit pixel bodies, the unit pixel bodies extend along the first direction to form a length, the lengths of the plurality of unit pixel bodies are different, each unit pixel body extends along the second direction to form the same main width, and the plurality of unit pixel bodies are mutually attached along the second direction. The power supply units are connected with the unit pixel groups, and each power supply unit respectively provides power supply required by driving or adjusting the unit pixel groups to emit light sources, and aims at the use habit layout of a user, so that the effect of reducing the requirements of application on a proper field and the partition cost of the whole material is achieved.
Description
Technical Field
The present invention relates to a backlight module, and more particularly to a light emitting layout structure of a backlight module with irregular block division of the light emitting layout.
Background
The backlight module of the conventional lcd is disposed at a position of the lcd according to the backlight module, and can be divided into Direct Type (Direct-Type) and Edge Type (Edge-Type), wherein the Edge Type backlight module arranges a plurality of leds on a substrate, is mounted at left and right sides or upper and lower sides of a frame of the lcd, forms a light emitting surface through a plurality of optical elements (e.g., light guide plates), and emits a light source toward a direction of a liquid crystal panel of the lcd. The direct backlight module is arranged and dispersed on the substrate in an array form and is arranged right below the liquid crystal panel, and the light emitting surface is formed by a plurality of optical elements and emits light toward the liquid crystal panel of the liquid crystal display.
However, the edge-lit backlight module is not suitable for large-sized lcd, and cannot divide the lcd to be adjusted in brightness, which results in sacrificing the contrast and color saturation of the lcd.
Referring to fig. 1, in the conventional direct type backlight module, the leds 12 disposed on the substrate 11 are divided into a plurality of light source groups 13, each light source group 13 is arranged in a regular matrix, and the light source groups 13 are uniformly illuminated, so that the leds 12 are arranged to calculate the light mixing effect. However, controlling the light emitting diode 12 in this arrangement has the following drawbacks.
In view of the usage status of the lcd, the user usually uses the central area of the lcd as the location with the highest usage rate, and the conventional light source group adopts a regular matrix arrangement, which is too stiff to respond to the usage habit and cannot control the usage habit, so it is necessary to improve the problem.
Disclosure of Invention
The invention aims to provide a light-emitting layout structure of a backlight module, which aims at the use habit layout of a user by means of arranging light-emitting diode blocks on a substrate of the backlight module to perform irregular block segmentation application technology treatment so as to achieve the effect of being applied to a proper field.
The invention aims to provide a light-emitting layout structure of a backlight module, which is characterized in that the backlight module is divided by irregular blocks according to the usage habit of a user for watching a liquid crystal display, so as to achieve the effect of reducing the requirement of the partition cost of the whole material.
In order to achieve the above-mentioned object, the present invention provides a light emitting layout structure of a backlight module, comprising: a substrate, a plurality of unit pixel groups and a plurality of power supply units. The plurality of unit pixel groups are connected with the substrate in a telecommunication way, each unit pixel group extends along a first direction to form a main length, and extends along a second direction to form a main width, the unit pixel groups are provided with a plurality of unit pixel bodies, the unit pixel bodies extend along the first direction to form a length, the lengths of the plurality of unit pixel bodies are different, each unit pixel body extends along the second direction to form the same main width, and the plurality of unit pixel bodies are mutually attached along the second direction. Each power supply unit is connected with each unit pixel group and respectively provides power supply required by driving or adjusting the unit pixel groups to emit light sources.
In a preferred embodiment of the present invention, the substrate has a rectangular shape, the substrate has a long side and a short side, and the first direction is an extending direction of the long side.
In a preferred embodiment of the present invention, the substrate has a rectangular shape, the substrate has a long side and a short side, and the first direction is an extending direction of the short side.
In a preferred embodiment of the present invention, the sum length of the lengths of the unit pixel bodies is equal to the main length.
In a preferred embodiment of the present invention, the present invention provides a light emitting layout structure of a backlight module, comprising: the display device comprises a substrate, a first unit pixel group, a second unit pixel group and a plurality of power supply units, wherein the substrate is rectangular, and has a long side extending along a first direction and a short side extending along a second direction. The first unit pixel group is in telecommunication connection with the substrate, and is provided with a plurality of first unit pixel bodies which are mutually attached along the first direction, and the first unit pixel bodies extend along the second direction with the same first width. The second unit pixel group is connected with the substrate in a telecommunication way and is mutually attached to the first unit pixel group along the second direction, the second unit pixel group is provided with a plurality of second unit pixel bodies which are mutually attached along the first direction, the second unit pixel bodies extend along the second direction and have the same second width, and the size and the length of the first width are different from those of the second width. The power supply units are respectively connected with the first unit pixel group and the second unit pixel group and provide power supply required by driving or adjusting the light source emitted by the first unit pixel group and the second unit pixel group.
In a preferred embodiment of the present invention, the first unit pixel body extends along the first direction for a first length, the second unit pixel body extends along the first direction for a second length, the number of the first unit pixel bodies is different from the number of the second unit pixel bodies, and the size lengths of the first length and the second length are different.
In a preferred embodiment of the present invention, the first unit pixel body extends along the first direction for a first length, the first lengths of the plurality of first unit pixel bodies are different, and the second unit pixel body extends along the first direction for a second length, and the second lengths of the plurality of second unit pixel bodies are different.
In a preferred embodiment of the present invention, the light emitting layout structure further includes a third unit pixel group, the third unit pixel group is electrically connected to the substrate, the third unit pixel group has a plurality of third unit pixel bodies that are mutually abutted along the second direction, and the third unit pixel bodies all extend along the first direction for a third length.
In a preferred embodiment of the present invention, the third unit pixel bodies extend along the second direction with a third width, and the third width dimensions of the third unit pixel bodies are the same.
In a preferred embodiment of the present invention, the third unit pixel bodies extend along the second direction with a third width, and the third width dimensions of the third unit pixel bodies are different.
Drawings
FIG. 1 is a schematic layout of LEDs on a substrate of a conventional direct-type backlight module.
FIG. 2 is a schematic diagram of a liquid crystal display according to the present invention.
Fig. 3 is a schematic front view of a light emitting layout structure of a backlight module according to a first preferred embodiment of the present invention.
Fig. 4 is a schematic front view of a second preferred embodiment of the light emitting layout structure of the backlight module according to the present invention.
Fig. 5 is a schematic front view of a third preferred embodiment of a light emitting layout structure of a backlight module according to the present invention.
Fig. 6 is a schematic front view of a light emitting layout structure of a backlight module according to a fourth preferred embodiment of the present invention.
Fig. 7 is a schematic front view of a fifth preferred embodiment of a light emitting layout structure of a backlight module according to the present invention.
Fig. 8 is a schematic front view of a sixth preferred embodiment of a light emitting layout structure of a backlight module according to the present invention.
FIG. 9 is a schematic diagram of a plurality of power units and a plurality of unit pixel groups connected to an operation block according to the present invention.
The reference numerals are:
11. 21: substrate board
12. 220: Light emitting diode
13: Light source group
2: Backlight module
20: Optical unit
200: Light guiding layer
202: A first diffusion layer
204: First brightening layer
206: A second brightness enhancement layer
208: Second diffusion layer
211: Long edge
212: Short side
22A, 22b, 22c, … …,22 n, 22a ', 22b', 22c ', … …,22 n': unit pixel group
221A, 221b, 221c, … …, 221m, 221a ', 221b', 221c ', … …, 221m': unit pixel body
23A, 23b, 23c, … …, 23n: power supply unit
25: First unit pixel group
251A, 251b, 251c, … …, 251p, 251a ', 251b', 251c ', … …, 251p': first unit pixel body
26: Second unit pixel group
261A, 261b, 261c, … …, 261q, 261a ', 261b', 261c ', … …, 261q': second unit pixel body
27: Third unit pixel group
271A, 271b, 271c, … …, 271r, 271a ', 271b', 271c ', … …, 271r': third unit pixel body
3: Liquid crystal panel
6A, 6b, 6c, … …, 6n: feedback control unit
91: First direction
92: Second direction
ML, ML': main length of
MW, MW': main width of
L1, L2, L3, … …, lm, L1', L2', L3', … …, lm': length of
L11, L11a, L11b, L11c, … …, L11p: first length
L12, L12a, L12b, L12c, … …, L12q: second length
W1: first width of
W2: second width of
W3, W3a, W3b, W3c, … …, W3r: third width
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Fig. 2 is a schematic diagram of the structure of the lcd according to the present invention. The backlight module 2 of the present invention is mounted on the liquid crystal display, the backlight module 2 is disposed under a liquid crystal panel 3, wherein the backlight module 2 further comprises an optical unit 20, and the optical unit 20 is disposed between a substrate 21 of the backlight module 2 and the liquid crystal panel 3. The optical unit 20 is sequentially provided with a light guiding layer 200, a first diffusion layer 202, a first brightness enhancing layer 204, a second brightness enhancing layer 206 and a second diffusion layer 208 between the backlight module 2 and the liquid crystal panel 3, wherein the light guiding layer 200, the first diffusion layer 202, the first brightness enhancing layer 204, the second brightness enhancing layer 206 and the second diffusion layer 208 are all micro-structured films for increasing the luminous efficiency of the backlight module 2.
Fig. 3 is a schematic front view of a light emitting layout structure of a backlight module according to a first preferred embodiment of the invention. The light emitting layout structure of the present invention is located on the backlight module 2, and includes: the substrate 21, a plurality of unit pixel groups 22a, 22b, 22c, … …, 22n, and a plurality of power supply units 23a, 23b, 23c, … …, 23n. The substrate 21 has a rectangular shape, and the substrate 21 has a long side 211 and a short side 212. The substrate 21 may be a printed circuit board (Printed Circuit Board; abbreviated as PCB), a metal core printed circuit board (Metal Core Printed Circuit Board; abbreviated as MCPCB), such as: an aluminum substrate, a ceramic substrate …, or the like.
The plurality of unit pixel groups 22a, 22b, 22c, … …, 22n are electrically connected to the substrate 21, and each of the unit pixel groups 22a extends along a first direction 91 with a main length ML and extends along a second direction 92 with a main width MW, and in the preferred embodiment of the present invention, the first direction 91 is the extending direction of the long side 211. The unit pixel group 22a has a plurality of unit pixel bodies 221a, 221b, 221c, … …, 221m, each unit pixel body 221a has a plurality of light emitting diodes 220 therein, and the light emitting diodes 220 may be multi-color light emitting diodes (RGB LEDs), sub-millimeter light emitting diodes (Mini LEDs) or Micro light emitting diodes (Micro LEDs).
The unit pixel body 221a extends along the first direction 91 by a length L1, the lengths L1, L2, L3, … …, lm of the unit pixel bodies 221a, 221b, 221c, … …, 221m are respectively different, the total length l1+l2+l3+ … … +lm of the unit pixel bodies 221a, 221b, 221c, … …, 221m is equal to the main length ML. Each of the unit pixel bodies 221a, 221b, 221c, … …, 221m extends along the second direction 92 with the same main width MW, and the plurality of unit pixel groups 22a, 22b, 22c, … …, 22n are abutted against each other along the second direction 92.
Referring to fig. 9, a block diagram of the connection operation of the plurality of power units and the plurality of unit pixel groups according to the present invention is shown. In the preferred embodiment of the present invention, each of the power units 23a, 23b, 23c, … …, 23n is connected to each of the unit pixel groups 22a, 22b, 22c, … …, 22n, and each of the power units 23a, 23b, 23c, … …, 23n provides power required for driving or adjusting the light source of the unit pixel groups 22a, 22b, 22c, … …, 22 n. Furthermore, a feedback control unit 6a, 6b, 6c, … …, 6n is disposed between the unit pixel groups 22a, 22b, 22c, … …, 22n connected to the power supply units 23a, 23b, 23c, … …, 23n, respectively, the feedback control units 6a, 6b, 6c, … …, 6n respectively receive the electrical signals (e.g. voltage or current) of the light emitting diodes 220 of the matched unit pixel groups 22a, 22b, 22c, … …, 22n, and the feedback control units 6a, 6b, 6c, … …, 6n respectively generate a feedback control signal according to the electrical signals, and the feedback control units 6a, 6b, 6c, … …, 6n respectively adjust the power supply required by the light emitting diodes 220 of the matched unit pixel groups 22a, 22b, 22c, … …, 22n according to the feedback control signals.
Fig. 4 is a schematic front view showing a light emitting layout structure of a backlight module according to a second preferred embodiment of the invention. In the preferred embodiment of the present invention, the first direction 91 is the extending direction of the short side 212. The unit pixel group 22a 'has a plurality of unit pixel bodies 221a', 221b ', 221c', … …, 221m ', each of the unit pixel bodies 221a' has a plurality of light emitting diodes 220 therein, and the light emitting diodes 220 may be multi-color light emitting diodes (RGB LEDs), sub-millimeter light emitting diodes (Mini LEDs) or Micro light emitting diodes (Micro LEDs).
The unit pixel body 221a extends along the first direction 91 by a length L1', the lengths L1', L2', L3', … …, lm ' of the unit pixel bodies 221a ', 221b ', 221c ', … …, 221m ' are respectively different, the lengths L1', L2', L3', … …, lm ' of the unit pixel bodies 221a ', 221b ', 221c ', … …, 221m ' are respectively different, and the total length L1' +l2' +l3' + … … +lm ' of the unit pixel bodies 221a ', 221b ', … …, lm ' is equal to the main length ML '. Each of the unit pixel bodies 221a ', 221b ', 221c ', … …, 221m ' extends along the second direction 92 with the same main width MW ', and a plurality of the unit pixel groups 22a ', 22b ', 22c ', … …,22 n ' are abutted against each other along the second direction 92.
Fig. 5 is a schematic front view of a third preferred embodiment of a light emitting layout structure of a backlight module according to the present invention. In a preferred embodiment of the present invention, the present invention provides a light emitting layout structure of a backlight module, including: a substrate 21, a first unit pixel group 25, a second unit pixel group 26 and a plurality of power units (not shown), wherein the substrate 21 is the same as the above embodiment, and the description thereof will not be repeated. The first unit pixel group 25 is electrically connected to the substrate 21, and the first unit pixel group 25 has a plurality of first unit pixel bodies 251a, 251b, 251c, … …, 251p that are abutted against each other along the first direction 91, and the first unit pixel bodies 251a, 251b, 251c, … …, 251p all extend along the second direction 92 by the same first width W1. The second unit pixel group 26 is electrically connected to the substrate 21, and is abutted against the first unit pixel group 25 along the second direction 92, the second unit pixel group 26 has a plurality of second unit pixel bodies 261a, 261b, 261c, … …, 261q abutted against each other along the first direction 91, the second unit pixel bodies 261a, 261b, 261c, … …, 261q are all extended along the second direction 92 with the same second width W2, and the first width W1 and the second width W2 are different in size and length. The plural power units (not shown) are the same as those of the above embodiments, and will not be described in detail. In the present embodiment, the first unit pixel bodies 251a, 251b, 251c, … …, 251p extend along the first direction 91 by a first length L11, the second unit pixel bodies 261a, 261b, 261c, … …, 261q extend along the first direction 91 by a second length L12, the number of the first unit pixel bodies 251a, 251b, 251c, … …, 251p is different from the number of the second unit pixel bodies 261a, 261b, 261c, … …, 261q, and the first length L11 is different from the second length L12.
Fig. 6 is a schematic front view of a light emitting layout structure of a backlight module according to a fourth preferred embodiment of the invention. The embodiment of the present invention is different from the above embodiment in that the first unit pixel bodies 251a ', 251b', 251c ', … …, 251p' extend along the first direction 91 by a first length L11a, L11b, L11c, … …, L11p, the first lengths L11a, L11b, L11c, … …, L11p of the first unit pixel bodies 251a ', 251b', 251c ', … …, 251p' are respectively different, and the second unit pixel bodies 261a ', 261b', 261c ', … …, 261q' extend along the first direction 91 by a second length L12a, L12b, L12c, … …, L12q, and the second lengths L12a, L12b, L12c, … …, L12q of the second unit pixel bodies 261a ', 261b', 261c ', … …, 261q' are respectively different.
Fig. 7 is a schematic front view of a light emitting layout structure of a backlight module according to a fifth preferred embodiment of the invention. In the embodiment of the present invention, the light emitting layout structure further includes a third unit pixel group 27, the third unit pixel group 27 is electrically connected to the substrate 21, the third unit pixel group 27 has a plurality of third unit pixel bodies 271a, 271b, 271c, … …, 271r that are mutually abutted along the second direction 92, the third unit pixel bodies all extend along the first direction 91 by a third length L3, and the third unit pixel bodies 271a, 271b, 271c, … …, 271r all extend along the second direction 92 by a third width W3, and the third width W3 of the plurality of third unit pixel bodies 271a, 271b, 271c, … …, 271r has the same dimension length.
Fig. 8 is a schematic front view of a lighting layout structure of a backlight module according to a sixth preferred embodiment of the invention. The embodiment of the present invention is different from the above embodiment in that the third unit pixel bodies 271a ', 271b', 271c ', … …, 271r' of the present invention each have a third width W3a, W3b, W3c, … …, W3r extending along the second direction 92, and the third widths W3a, W3b, W3c, … …, W3r of the third unit pixel bodies 271a ', 271b', 271c ', … …, 271r' are different.
The foregoing detailed description is directed to embodiments of the invention and is not intended to limit the scope of the invention, but rather to cover all equivalent embodiments or modifications that may be included within the scope of the present invention without departing from the spirit of the invention.
Claims (5)
1. The utility model provides a luminous layout structure of backlight unit which characterized in that includes:
A substrate having a rectangular shape with a long side extending in a first direction and a short side extending in a second direction;
The first unit pixel group is in telecommunication connection with the substrate and is provided with a plurality of first unit pixel bodies which are mutually attached along the first direction, and the first unit pixel bodies extend along the second direction and have the same first width;
The second unit pixel group is in telecommunication connection with the substrate and is mutually abutted against the first unit pixel group along the second direction, the second unit pixel group is provided with a plurality of second unit pixel bodies mutually abutted along the first direction, the second unit pixel bodies all extend along the second direction to have the same second width, and the first width and the second width are different in size and length;
The third unit pixel group is in electrical communication connection with the substrate, the third unit pixel group is provided with a plurality of third unit pixel bodies which are mutually attached along the second direction, and the third unit pixel bodies extend along the first direction for a third length;
the power supply units are respectively connected with the first unit pixel group and the second unit pixel group and provide power supply required by driving or adjusting the light sources emitted by the first unit pixel group and the second unit pixel group;
Each third unit pixel body is located between the second unit pixel bodies in the first direction, a third width is extended along the second direction by the third unit pixel bodies, and the sum of the third widths of the plurality of third unit pixel bodies is the same as the second width.
2. The light-emitting layout structure of claim 1, wherein the first unit pixel body extends along the first direction for a first length, the second unit pixel body extends along the first direction for a second length, the number of the first unit pixel bodies is different from the number of the second unit pixel bodies, and the dimension lengths of the first length and the second length are different.
3. The light-emitting layout structure of claim 1, wherein the first unit pixel bodies extend along the first direction for a first length, the first lengths of the plurality of first unit pixel bodies are different, and the second unit pixel bodies extend along the first direction for a second length, the second lengths of the plurality of second unit pixel bodies are different.
4. The light-emitting layout structure of claim 1, wherein the third width dimensions of the plurality of third unit pixel bodies are the same.
5. The light-emitting layout structure of claim 1, wherein the third width dimensions of the third unit pixel bodies are different.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310417532.4A CN116466514B (en) | 2023-04-18 | 2023-04-18 | Light emitting layout structure of backlight module |
| TW112114709A TWI841348B (en) | 2023-04-18 | 2023-04-20 | Lighting layout structure of backlight module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310417532.4A CN116466514B (en) | 2023-04-18 | 2023-04-18 | Light emitting layout structure of backlight module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116466514A CN116466514A (en) | 2023-07-21 |
| CN116466514B true CN116466514B (en) | 2024-07-16 |
Family
ID=87180243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310417532.4A Active CN116466514B (en) | 2023-04-18 | 2023-04-18 | Light emitting layout structure of backlight module |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN116466514B (en) |
| TW (1) | TWI841348B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110221476A (en) * | 2019-05-27 | 2019-09-10 | 青岛海信电器股份有限公司 | A kind of backlight module and display device |
Family Cites Families (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080088065A (en) * | 2007-03-28 | 2008-10-02 | 삼성에스디아이 주식회사 | Light emitting device, display device using same, driving method of light emitting device and driving method of display device |
| JP2009042652A (en) * | 2007-08-10 | 2009-02-26 | Victor Co Of Japan Ltd | Liquid crystal display device and image display method thereof |
| KR100878721B1 (en) * | 2007-07-18 | 2009-01-14 | (주)유양디앤유 | Removable LED Backlight Device |
| JP2009139930A (en) * | 2007-11-13 | 2009-06-25 | Mitsumi Electric Co Ltd | Backlight device and liquid crystal display device using the same |
| CN102472446B (en) * | 2009-07-09 | 2014-11-26 | 夏普株式会社 | Illumination device, display device, and television receiver |
| KR20110070233A (en) * | 2009-12-18 | 2011-06-24 | 엘지디스플레이 주식회사 | Local dimming driving method and apparatus of a backlight unit and a liquid crystal display using the same |
| TWI427598B (en) * | 2009-12-29 | 2014-02-21 | Au Optronics Corp | Backlight module and method of determining driving currents thereof |
| US8922604B2 (en) * | 2010-03-26 | 2014-12-30 | Sharp Kabushiki Kaisha | Image-display device and control method of same |
| CN102434811B (en) * | 2011-12-26 | 2013-07-17 | 四川长虹光电有限公司 | Direct type backlight source of liquid crystal display screen |
| JP5848612B2 (en) * | 2012-01-10 | 2016-01-27 | シャープ株式会社 | Surface light source device and liquid crystal display device including the same |
| KR102034085B1 (en) * | 2012-09-21 | 2019-10-18 | 엘지전자 주식회사 | Back Light Unit and Display Apparatus |
| JP6257259B2 (en) * | 2013-10-18 | 2018-01-10 | 株式会社ジャパンディスプレイ | Display device |
| CN106297674B (en) * | 2015-05-18 | 2019-07-26 | 青岛海信电器股份有限公司 | A kind of backlight brightness control method, device and display equipment |
| CN108319071B (en) * | 2017-01-17 | 2021-09-28 | 群创光电股份有限公司 | Display device |
| CN107621729B (en) * | 2017-09-27 | 2020-07-10 | 京东方科技集团股份有限公司 | Backlight module and liquid crystal display using same |
| CN109946873A (en) * | 2017-12-20 | 2019-06-28 | 鸿富锦精密工业（深圳）有限公司 | Backlight module |
| CN110361899B (en) * | 2019-06-27 | 2021-09-10 | 厦门天马微电子有限公司 | Display device |
| KR20210157093A (en) * | 2020-06-19 | 2021-12-28 | 삼성전자주식회사 | Backlight unit having micro emitting device and liquid crystal display |
| CN112162433A (en) * | 2020-10-16 | 2021-01-01 | 业成科技（成都）有限公司 | Backlight module and layout method of light emitting diodes thereof |
| US11281047B1 (en) * | 2020-12-01 | 2022-03-22 | Solomon Systech (China) Limited | Backlight generation with local dimming for liquid crystal panel having arbitrary shape |
| CN113643667B (en) * | 2021-08-13 | 2023-06-06 | 京东方科技集团股份有限公司 | Display device, control method thereof and related equipment |
| CN113791507B (en) * | 2021-09-23 | 2023-10-13 | 京东方科技集团股份有限公司 | Backlight module and display device |
| CN114253029B (en) * | 2021-12-21 | 2023-12-12 | 天马微电子股份有限公司 | Backlight module and display device |
| CN115469483B (en) * | 2022-10-13 | 2024-05-17 | 业成科技（成都）有限公司 | Direct-type sub-millimeter light-emitting diode backlight module and manufacturing method thereof |
| CN115586672A (en) * | 2022-11-10 | 2023-01-10 | 厦门天马微电子有限公司 | Light-emitting substrate, display panel, backlight module, display device and driving method |
-
2023
- 2023-04-18 CN CN202310417532.4A patent/CN116466514B/en active Active
- 2023-04-20 TW TW112114709A patent/TWI841348B/en active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110221476A (en) * | 2019-05-27 | 2019-09-10 | 青岛海信电器股份有限公司 | A kind of backlight module and display device |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI841348B (en) | 2024-05-01 |
| TW202443267A (en) | 2024-11-01 |
| CN116466514A (en) | 2023-07-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101157233B1 (en) | Apparatus of light emitting diode backlight and liquid crystal display device using thereof | |
| KR101237788B1 (en) | LED light emitting unit and LED backlight assembly and liquid crystal display module | |
| JP4516467B2 (en) | Surface illumination device and liquid crystal display device including the same | |
| US8687148B2 (en) | Liquid crystal display device | |
| KR20060000977A (en) | Backlight Unit of LCD | |
| EP2154422B1 (en) | Illumination device and display device using the same | |
| KR101706578B1 (en) | backlight unit and liquid crystal display module including the same | |
| KR20090074478A (en) | Light source module for display device and display device including same | |
| TWI757935B (en) | A backlight module and a layout method of light-emitting diodes | |
| US7394449B2 (en) | Back-light apparatus for liquid crystal display device | |
| CN116466514B (en) | Light emitting layout structure of backlight module | |
| US20240377669A1 (en) | Display device | |
| US20240234397A1 (en) | Display device | |
| US20120069266A1 (en) | Light emitting assemblies having optical conductors with a tapered cross sectional shape | |
| US20120092361A1 (en) | Display device | |
| JP5276722B2 (en) | Illumination device and display device | |
| KR20130014193A (en) | Liquid crystal display | |
| WO2018193695A1 (en) | Illumination device, display device, and television receiving device | |
| JP2010277853A (en) | Backlight | |
| KR101370967B1 (en) | LED assembly and backlight unit for LCD including the same | |
| KR20120074921A (en) | Liquid crystal display device | |
| US20200363683A1 (en) | Lighting device and display apparatus | |
| KR101520868B1 (en) | Backlight unit and display device having the same | |
| KR20080058518A (en) | Back light assembly and liquid crystal display device having same | |
| KR20080032757A (en) | Backlight assembly and liquid crystal display including the same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20240109 Address after: 518109, Building E4, 101, Foxconn Industrial Park, No. 2 East Ring 2nd Road, Fukang Community, Longhua Street, Longhua District, Shenzhen City, Guangdong Province (formerly Building 1, 1st Floor, G2 District), H3, H1, and H7 factories in K2 District, North Shenchao Optoelectronic Technology Park, Minqing Road, Guangdong Province Applicant after: INTERFACE OPTOELECTRONICS (SHENZHEN) Co.,Ltd. Applicant after: Interface Technology (Chengdu) Co., Ltd. Applicant after: GENERAL INTERFACE SOLUTION Ltd. Address before: No.689 Hezuo Road, West District, high tech Zone, Chengdu City, Sichuan Province Applicant before: Interface Technology (Chengdu) Co., Ltd. Applicant before: INTERFACE OPTOELECTRONICS (SHENZHEN) Co.,Ltd. Applicant before: Yicheng Photoelectric (Wuxi) Co.,Ltd. Applicant before: GENERAL INTERFACE SOLUTION Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |