CN107166207B - Direct type backlight lamp bar module - Google Patents
Direct type backlight lamp bar module Download PDFInfo
- Publication number
- CN107166207B CN107166207B CN201710405894.6A CN201710405894A CN107166207B CN 107166207 B CN107166207 B CN 107166207B CN 201710405894 A CN201710405894 A CN 201710405894A CN 107166207 B CN107166207 B CN 107166207B
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- China
- Prior art keywords
- outer cover
- light bar
- elastic sheet
- circuit board
- flexible circuit
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S4/00—Lighting devices or systems using a string or strip of light sources
- F21S4/20—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports
- F21S4/22—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports flexible or deformable, e.g. into a curved shape
- F21S4/24—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports flexible or deformable, e.g. into a curved shape of ribbon or tape form, e.g. LED tapes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
- F21V23/004—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Nonlinear Science (AREA)
- General Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Planar Illumination Modules (AREA)
Abstract
The invention discloses a direct type backlight lamp bar module which comprises a flexible circuit board, a plurality of lamp bars and a lamp bar socket. Exposed welding discs are arranged on the light bars. The light bar sockets are sequentially arranged on the surface of the flexible circuit board; and each light bar socket on the flexible circuit board is electrically connected. The number of the light bar sockets is the same as that of the light bars; the exposed welding plates on each light bar are respectively inserted into the light bar sockets one by one. The direct type backlight lamp bar module is characterized in that a plurality of lamp bar sockets are connected through a flexible circuit board, and exposed welding discs are connected into the lamp bar sockets, so that a passage is formed between the lamp bars. The exposed welding plate replaces a male seat, and the material cost is saved. The thickness of the flexible circuit board is very thin, and the whole optical effect cannot be influenced due to the thickness problem; and the flexible circuit board does not need to manually separate an electronic wire, so that the labor cost is saved, and the production efficiency is improved.
Description
Technical Field
The invention relates to the technical field of liquid crystal display, in particular to a direct type backlight lamp bar module.
Background
Most of the liquid Crystal Display devices in the existing market are backlight type liquid Crystal Display devices, which comprise a liquid Crystal panel and a backlight lamp bar module.
The conventional lamp strip module adopts an electronic wire with a male connector, a male connector on the electronic wire is inserted into a female connector on each lamp strip, the other end on the electronic wire is connected with a power panel to supply power to L ED lamp strips, or a lamp strip with a male connector or a golden finger is connected with a PCB (printed circuit board) and is inserted into the female connector on each L ED lamp strip, and the electronic wire is used for connecting the lamp strip to connect the PCB and the power panel to supply power to L ED lamp strips.
However, the conventional light bar module has the following disadvantages:
(1) the bases of the lamp strips are butted by adopting a male base and a female base, so that the material cost is high.
(2) Connecting wires (electronic wires) among the lamp strips need to be separated manually, so that the operation time is wasted; optics resulting from the height of the wire stack; the electronic wire mode of the lamp strip terminal requires off-line processing, and personnel cannot operate on the production line completely; after the lamp strip assembly was accomplished, because the electron line is chaotic, the macroscopic effect of influence product needs to arrange in order one by one, has reduced the efficiency of production line, increases the cost of labor.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a direct type backlight lamp bar module, which solves the problems that the cost of a base material of the lamp bar of the conventional lamp bar module is high, connecting wires among the lamp bars influence the optical effect, manual arrangement is needed, the working procedures are increased, and the production efficiency is low.
In order to achieve the purpose, the technical scheme of the invention is as follows:
a direct type backlight lamp bar module comprises a flexible circuit board, a plurality of lamp bars and lamp bar sockets, exposed welding pads are arranged on the lamp bars, each lamp bar socket comprises an outer cover and two fixing welding pads, the number of the fixing welding pads is L, welding-disc insertion positions are respectively arranged on two sides of the front of the outer cover, the vertical face of a L type structure is inserted into the welding-disc insertion positions, the bottom surface of a L type structure is exposed outside the bottom surface of the outer cover, the lamp bar sockets are sequentially arranged on the surface of the flexible circuit board, the lamp bar sockets are electrically connected through circuits on the flexible circuit board, the number of the lamp bar sockets is the same as that of the lamp bars, and the exposed welding pads on the lamp bars are respectively inserted into the.
Furthermore, the sockets of the light bar sockets are located on the same side of the flexible circuit board. Each light bar is respectively vertical to the flexible circuit board; and each light bar is parallel to each other.
Further, the exposed pad is convexly arranged at one end of the light bar.
Furthermore, the inside of lamp strip socket is equipped with first shell fragment terminal, second shell fragment terminal. The exposed welding disc is respectively contacted with the first elastic sheet terminal and the second elastic sheet terminal.
Furthermore, a plurality of lamp strip lenses are mounted on the surface of the lamp strip, the lamp strip lenses are arranged on the surface of the lamp strip in an array mode, L ED lamp beads are arranged in the lamp strip lenses, and L ED lamp beads on the lamp strips are electrically connected with the exposed bonding pads through circuits on the lamp strips.
Further, the lamp strip socket comprises an outer cover, a fixed welding disc, a first elastic sheet terminal and a second elastic sheet terminal. The outer cover is square, and the front side is provided with a socket; two through holes are formed in the rear side of the outer cover; the two through holes are located at the upper edge of the rear side of the outer cover. The first elastic sheet terminal and the second elastic sheet terminal respectively penetrate through the two through holes one by one; the front ends of the first elastic sheet terminal and the second elastic sheet terminal are positioned in the inner cavity of the outer cover; the front ends of the first elastic sheet terminal and the second elastic sheet terminal extend towards the socket direction of the outer cover; the front ends of the first elastic sheet terminal and the second elastic sheet terminal are bent upwards; under the state of no external force, the front ends of the first elastic sheet terminal and the second elastic sheet terminal are separated from the upper surface of the outer cover. The rear ends of the first elastic sheet terminal and the second elastic sheet terminal are exposed outside the outer cover, extend downwards to the bottom surface of the outer cover along the rear surface of the outer cover, and extend backwards for a certain length along the bottom surface of the outer cover; the rear ends of the first elastic sheet terminal and the second elastic sheet terminal are used for being electrically connected with a circuit on the flexible circuit board. The fixed welding disc is positioned below the outer cover, the fixed welding disc is embedded in the outer cover, and the bottom surface of the fixed welding disc is exposed outside the bottom surface of the outer cover.
The invention has the beneficial effects that:
exposed bonding pads are arranged on the light bars of the direct type backlight light bar module, the light bar sockets are connected through the flexible circuit board, and the exposed bonding pads are connected into the light bar sockets, so that a passage is formed between the light bars. The exposed welding disc replaces the traditional female seat on the lamp strip, and the material cost is saved. The thickness of the flexible circuit board is very thin, and the whole optical effect cannot be influenced due to the thickness problem; and the flexible circuit board does not need to manually separate an electronic wire, so that the labor cost is saved, the working procedures are reduced, and the production efficiency is improved.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an assembly schematic of the present invention.
Fig. 3 is a schematic diagram of a series connection of light bar sockets on a flexible circuit board.
Fig. 4 is a schematic diagram of a parallel connection of light bar sockets on a flexible circuit board.
Fig. 5 is a schematic perspective view of a light bar socket.
Fig. 6 is a front view of the light bar socket.
Fig. 7 is a schematic bottom view of the light bar socket.
Fig. 8 is a rear view of the light bar socket.
Wherein the reference numerals of fig. 1 to 8 are: the LED lamp comprises a flexible circuit board 1, a lamp strip 2, a lamp strip socket 3 and an exposed welding disc 4; a power supply input base 20 and a lamp strip lens 21; a line 11; the elastic connector comprises a shell 31, a fixed welding disc 32, a first elastic sheet terminal 33 and a second elastic sheet terminal 34; via 311, solder-pad insertion site 312.
Detailed Description
The invention is further illustrated below with reference to the figures and examples.
As shown in fig. 1-2, a direct type backlight lamp strip module includes a Flexible circuit board 1 (FPC for short), a plurality of lamp strips 2, and a plurality of lamp strip sockets 3.
The number of the light bar sockets 3 is the same as that of the light bars 2, the light bars 2 are provided with exposed welding discs 4, the exposed welding discs 4 are arranged at one ends of the light bars 2 in a protruding mode, a plurality of light bar lenses 21 (see fig. 2) are installed on the surfaces of the light bars 2, the light bar lenses 21 are arranged on the surfaces of the light bars 2 in an array mode, L ED (red) light beads are arranged in the light bar lenses 21, L ED (red) light beads are connected in series or in parallel through circuits on the light bars 2, L ED (red) light beads 21 are electrically connected with the exposed welding discs 4 through circuits on the light bars 2, the flexible circuit board 1 is in a strip shape, the light bar sockets 3 are sequentially arranged on the surface of the flexible circuit board 1, sockets 3 are located on the same side of the flexible circuit board 1, the exposed welding discs 4 on the light bars 2 are respectively inserted into the light bar sockets 3 one by one, the circuits on the flexible circuit board 1 enable the light bar sockets 3 to be connected in series or/parallel, the light.
The flexible circuit board 1 serves as a tether for electrically connecting the light bar socket 3 via the wiring 11 thereon. The light bar sockets 3 on the flexible circuit board 1 can be connected in series or in parallel. As shown in fig. 3 and 4, they are schematic diagrams of the light bar sockets 3 on the flexible circuit board 1 connected in series and in parallel, respectively.
Adopt exposed pad 4 to replace the female seat on principle lamp strip 2, every lamp strip 2 has saved a female seat to 55 cun complete machines are taken as an example, can save 14 female seats, have practiced thrift material cost.
The light bar socket 3 is a female socket with respect to the exposed pad 4. The lamp strip socket 3 is a direct-insert type socket, namely, the socket direction of the lamp strip socket 3 is parallel to the extending direction of the two terminals (pins). The light bar socket 3 is square or other shape. And the flexible circuit board 1 is welded by adopting a multi-pin SMT (surface mount technology) patch mode.
SMT is Surface mount Technology (Surface Mounted Technology), an acronym for Surface Mounted Technology, which is currently the most popular technique and process in the electronic assembly industry. Surface Mount Technology (SMT) is known as Surface mount or Surface mount technology. The surface-mounted component (SMC/SMD, chip component in Chinese) with no pins or short leads is mounted on the surface of a Printed Circuit Board (PCB) or other substrates, and is soldered and assembled by means of reflow soldering, dip soldering and the like.
The SMT paster has the advantages of high assembly density, small electronic product volume and light weight, the volume and the weight of paster elements are only about 1/10 of those of traditional plug-in mounting elements, and after SMT is generally adopted, the volume of the electronic product is reduced by 40% -60%, and the weight is reduced by 60% -80%. High reliability and strong vibration resistance. The welding spot defect rate is low. The high frequency characteristics are good. Electromagnetic and radio frequency interference is reduced. The automation is easy to realize, and the production efficiency is improved. The cost is reduced by 30-50%. Saving materials, energy, equipment, manpower, time, etc.
Specifically, as shown in fig. 5 to 8, the light bar socket 3 includes an outer cover 31, a fixing pad 32, a first dome terminal 33, and a second dome terminal 34.
The housing 31 is square and has a socket at the front. The rear side of the outer cover 31 is provided with two through holes 311; two through holes 311 are located at the upper edge of the rear side of the housing 31.
The first dome terminal 33 and the second dome terminal 34 are parallel to each other. The first dome terminal 33 and the second dome terminal 34 respectively pass through the two through holes 311 one by one. The front ends of the first dome terminal 33 and the second dome terminal 34 are located in the inner cavity of the housing 31. The front ends of the first dome terminal 33 and the second dome terminal 34 extend in the direction of the socket of the outer cover; the front ends of the first elastic sheet terminal 33 and the second elastic sheet terminal 34 are bent upwards, so that the lamp strip 2 can be conveniently pulled out and inserted. In a state where no external force is applied, the tips of the first dome terminal 33 and the second dome terminal 34 are separated from the upper surface of the cover 31.
The rear ends of the first dome terminal 33 and the second dome terminal 34 are exposed outside the outer cover 31, extend downward to the bottom surface of the outer cover 31 along the rear surface of the outer cover 31, and extend rearward for a certain length along the bottom surface of the outer cover 31. The rear ends of the first dome terminal 33 and the second dome terminal 34 are used for electrically connecting with a circuit on the flexible circuit board 1, and play a role in fixing the outer cover 31.
The fixing pads 32 are located under the cover 31, the fixing pads 32 are embedded in the cover 31, and the bottom surfaces of the fixing pads 32 are exposed outside the bottom surface of the cover 31.
Preferably, there are two fixing pads 32, each having L-type structure, the two sides of the front surface of the outer cover 31 are respectively provided with a solder-pad insertion position 312, the facade of L-type structure is inserted into the solder-pad insertion position 312, the bottom surface of L-type structure is exposed outside the bottom surface of the outer cover 31, the fixing pads 32 are used for fixing the fixing outer cover 31 on the flexible circuit board 1, and the first spring piece terminals 33 and the second spring piece terminals 34 play a role in connecting circuits.
The exposed bonding pads 4 of the light bars 2 are respectively connected to each light bar socket 3 on the flexible circuit board 1 in an abutting mode, the exposed bonding pads 4 on the light bars 2 are in contact with the first elastic sheet terminal 33 and the second elastic sheet terminal 34 inside the light bar socket 3, positive pressure is generated between the first elastic sheet terminal 33 and the second elastic sheet terminal 34 and the exposed bonding pads 4, and good contact is kept. The thickness of the flexible circuit board 1 is 0.1mm, and the whole optical effect cannot be influenced due to the thickness problem because the thickness of the flexible circuit board 1 is very thin.
The spacing between the light bar sockets 3 on the flexible circuit board 1 can be distributed according to actual conditions. In the production process, the flexible circuit board 1 is sequentially distributed with the lamp strip sockets 3 according to the distance between the lamp strips 2, after the lamp strips 2 are fixed on the backboard, the lamp strip sockets 3 on the flexible circuit board 1 are sequentially arranged on exposed welding plates 4 of the lamp strips 2, and the production line operation is simple and rapid. After the flexible circuit board 1 is used for connecting the lamp strips 2, electronic wires do not need to be manually separated, off-line processing personnel do not need to process the lamp strips 2, and wires do not need to be arranged.
As shown in FIG. 1, a power panel power supply input socket 20 is designed on the light bar 2 near the position of the power supply line outlet of the back panel L ED, and a shorter electronic line is connected with the power panel for power supply, so that EMC can be passed without a magnetic ring, and the cost is reduced.
What has been described above is only a preferred embodiment of the present invention, and the present invention is not limited to the above examples. It is to be understood that other modifications and variations directly derivable or suggested by those skilled in the art without departing from the basic concept of the present invention are to be considered as included within the scope of the present invention.
Claims (5)
1. The utility model provides a straight following formula backlight lamp strip module, its characterized in that:
the LED lamp strip comprises a flexible circuit board (1), a plurality of lamp strips (2) and lamp strip sockets (3);
exposed welding discs (4) are arranged on the light bar (2);
the light bar socket (3) comprises an outer cover (31) and a fixing welding disc (32);
welding-disc inserting positions (312) are respectively arranged on the two sides of the front of the outer cover (31);
the two fixing welding pads (32) are of L-shaped structures, the vertical face of the L-shaped structure is inserted into the welding-disc inserting position (312), and the bottom face of the L-shaped structure is exposed outside the bottom face of the outer cover (31);
the fixing pad (32) is used for fixing the outer cover (31) on the flexible circuit board (1).
The light bar sockets (3) are sequentially arranged on the surface of the flexible circuit board (1); the light bar sockets (3) are electrically connected through the circuit on the flexible circuit board (1);
the number of the light bar sockets (3) is the same as that of the light bars (2); exposed welding pads (4) on each light bar (2) are respectively inserted into the light bar sockets (3) one by one;
the light bar socket (3) comprises an outer cover (31), a fixing welding disc (32), a first elastic sheet terminal (33) and a second elastic sheet terminal (34);
the outer cover (31) is square, and the front side of the outer cover is a socket; two through holes (311) are formed in the rear side of the outer cover (31); the two through holes (311) are positioned at the upper edge of the rear side of the outer cover (31);
the first elastic piece terminal (33) and the second elastic piece terminal (34) respectively penetrate through the two through holes (311) one by one; the front ends of the first elastic sheet terminal (33) and the second elastic sheet terminal (34) are positioned in the inner cavity of the outer cover (31); the front ends of the first elastic sheet terminal (33) and the second elastic sheet terminal (34) extend towards the socket direction of the outer cover; the front ends of the first spring piece terminal (33) and the second spring piece terminal (34) are bent upwards; under the state without external force, the front ends of the first spring piece terminal (33) and the second spring piece terminal (34) are separated from the upper surface of the outer cover (31);
the rear ends of the first elastic sheet terminal (33) and the second elastic sheet terminal (34) are exposed outside the outer cover (31), extend downwards to the bottom surface of the outer cover (31) along the rear surface of the outer cover (31), and extend backwards for a certain length along the bottom surface of the outer cover (31); the rear ends of the first elastic sheet terminal (33) and the second elastic sheet terminal (34) are electrically connected with a circuit on the flexible circuit board (1);
the fixed bonding pad (32) is positioned below the outer cover (31), the fixed bonding pad (32) is embedded in the outer cover (31), and the bottom surface of the fixed bonding pad (32) is exposed outside the bottom surface of the outer cover (31).
2. The direct type backlight lamp bar module of claim 1, characterized in that:
the jacks of the light bar sockets (3) are positioned on the same side of the flexible circuit board (1);
each light bar (2) is respectively vertical to the flexible circuit board (1); and each light bar (2) is parallel to each other.
3. The direct type backlight lamp bar module of claim 1, characterized in that:
the exposed welding disc (4) is arranged at one end of the lamp strip (2) in a protruding mode.
4. The direct type backlight lamp bar module of claim 1, characterized in that:
a first elastic sheet terminal (33) and a second elastic sheet terminal (34) are arranged inside the light bar socket (3);
the exposed welding disc (4) is respectively contacted with the first elastic sheet terminal (33) and the second elastic sheet terminal (34).
5. The direct type backlight lamp bar module of claim 1, characterized in that:
a plurality of lamp strip lenses (21) are mounted on the surface of the lamp strip (2);
the light bar lenses (21) are arranged on the surfaces of the light bars (2) in an array manner;
l ED lamp beads are arranged in the lamp strip lens (21);
and each L ED lamp bead on the lamp strip (2) is electrically connected with the exposed pad (4) through a circuit on the lamp strip (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710405894.6A CN107166207B (en) | 2017-06-02 | 2017-06-02 | Direct type backlight lamp bar module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710405894.6A CN107166207B (en) | 2017-06-02 | 2017-06-02 | Direct type backlight lamp bar module |
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| Publication Number | Publication Date |
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| CN107166207A CN107166207A (en) | 2017-09-15 |
| CN107166207B true CN107166207B (en) | 2020-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710405894.6A Active CN107166207B (en) | 2017-06-02 | 2017-06-02 | Direct type backlight lamp bar module |
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| CN (1) | CN107166207B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109469890A (en) * | 2018-12-28 | 2019-03-15 | 鹤山市众晟科技有限公司 | A kind of connection method and connection structure of TV lamp bar supply lines |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007061758A1 (en) * | 2005-11-18 | 2007-05-31 | Cree, Inc. | Tiles for solid state lighting |
| CN202837746U (en) * | 2012-10-18 | 2013-03-27 | 武汉天马微电子有限公司 | Liquid crystal display module |
| CN203771343U (en) * | 2014-04-08 | 2014-08-13 | 李成学 | Plastic connecting base type ultra-thin LED lens backlight light bar |
| CN205961572U (en) * | 2016-08-31 | 2017-02-15 | 宜昌惠科科技有限公司 | Straight following formula PCB board in a poor light of single face multiunit wiring |
| CN206975361U (en) * | 2017-06-02 | 2018-02-06 | 深圳市兆驰股份有限公司 | Direct-type backlight lamp bar module |
-
2017
- 2017-06-02 CN CN201710405894.6A patent/CN107166207B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007061758A1 (en) * | 2005-11-18 | 2007-05-31 | Cree, Inc. | Tiles for solid state lighting |
| CN202837746U (en) * | 2012-10-18 | 2013-03-27 | 武汉天马微电子有限公司 | Liquid crystal display module |
| CN203771343U (en) * | 2014-04-08 | 2014-08-13 | 李成学 | Plastic connecting base type ultra-thin LED lens backlight light bar |
| CN205961572U (en) * | 2016-08-31 | 2017-02-15 | 宜昌惠科科技有限公司 | Straight following formula PCB board in a poor light of single face multiunit wiring |
| CN206975361U (en) * | 2017-06-02 | 2018-02-06 | 深圳市兆驰股份有限公司 | Direct-type backlight lamp bar module |
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| Publication number | Publication date |
|---|---|
| CN107166207A (en) | 2017-09-15 |
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