CN106939969A - A kind of light source, backlight and display device - Google Patents
A kind of light source, backlight and display device Download PDFInfo
- Publication number
- CN106939969A CN106939969A CN201710309706.XA CN201710309706A CN106939969A CN 106939969 A CN106939969 A CN 106939969A CN 201710309706 A CN201710309706 A CN 201710309706A CN 106939969 A CN106939969 A CN 106939969A
- Authority
- CN
- China
- Prior art keywords
- pin
- negative
- light source
- positive pole
- welded
- 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.)
- Granted
Links
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
-
- 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
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. 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
- G02F1/133612—Electrical details
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)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Planar Illumination Modules (AREA)
Abstract
The present invention relates to display technology field, disclose a kind of light source, backlight and display device, light source, including LED lamp bar, a positive pole pin and a negative pin are drawn respectively in the end of LED lamp bar, positive pole pin and angle of depression pin exposed, and for mutually being welded with pad to be welded, in above-mentioned light source, because a positive pole pin and a negative pin are drawn in the end of LED lamp bar respectively, positive pole pin and angle of depression pin exposed, and for mutually being welded with pad to be welded, exposed pin is less, relative to a positive pole in the prior art, the welding design of multiple negative pins, welding procedure when positive pole pin and angle of depression pin are welded into pad to be welded is relatively simple, required weld interval is shorter, welding cost is relatively low, product yield is higher.
Description
Technical field
The present invention relates to display technology field, espespecially a kind of light source, backlight and display device.
Background technology
In display technology field, with the fine work strategy of the narrow frame of the whole machine appearance design of display device, mainstream customers
Demand, the overall man-hour management of manufacture, the summary of manufacture and facilitation are all in urgent need to be improved, and by current welding technique and show
Welding between the influence of showing device size, the component of display device is cumbersome to limit manufacture summary, becomes current pole
For popular technology focus.
At present, as shown in Figure 1, Figure 2 and shown in Fig. 3, display device mainly includes LCD (liquid crystal display) 01, backlight module
02 and for backlight module 02 power FPC (flexible circuit board) 03, backlight module 02 include multiple LED light bars 021 with
And positive pole pin 022 and negative pin 023 positioned at the two ends of LED light bar 021, positive pole pin 022 and negative pin 023 with it is flexible
Printed circuit board 03 is mutually welded, and is powered by flexible circuit board 03 for LED light bar 021, to ensure that backlight module 02 is met
LCD1 brightness demand.Welding between existing positive pole pin 022 and negative pin 023 and flexible circuit board 03 is designed
One positive pole, multiple negative pins are welded on flexible circuit board 03, cause exposed positive pole, multiple negative pin quantity
More, welding procedure is complicated, and weld interval is longer, and welding cost is higher, and product yield is relatively low.Therefore it provides it is a kind of have compared with
Light source, backlight and the display device of few exposed pin seem particularly heavy to simplify welding procedure complexity and saving weld interval
Will
The content of the invention
In view of this, the embodiment of the present invention provides a kind of light source, backlight and display device, and the light source has less exposed
Pin, simplifies welding procedure complexity and saves weld interval, the product yield of backlight and display device with the light source
Preferably.
A kind of light source provided in an embodiment of the present invention, including LED lamp bar, the end difference of the LED lamp bar
Draw a positive pole pin and a negative pin, the positive pole pin and angle of depression pin exposed and be used for and weldering to be welded
Disk is mutually welded.
In above-mentioned light source, because a positive pole pin and a negative pin are drawn in the end of LED lamp bar respectively,
Positive pole pin and angle of depression pin exposed and for mutually being welded with pad to be welded, exposed pin is less, relative to existing skill
Positive pole, a welding design for multiple negative pins, pad to be welded is being welded to by positive pole pin and angle of depression pin in art
When welding procedure it is relatively simple, required weld interval is shorter, and welding cost is relatively low, and product yield is higher.
Preferably, the positive connection that the positive pole pin includes a positive electricity polar curve and is connected with the positive electricity polar curve
Line, the negative pin includes a negative electrode wire and at least one negative connecting line being connected with the negative electrode wire, institute
Stating positive electricity polar curve and negative electrode wire is used to mutually weld with pad to be welded.
Further, when the negative pin includes at least two negative connecting lines, described at least two negative connection line parallels
It is connected afterwards with the negative electrode wire.
Further, the LED lamp bar includes multiple LED light bars and for supporting the multiple LED light bar
Supporting substrate, the supporting substrate, which is provided with, is used to driving the drive circuit of the multiple LED light bar, the positive pole pin and negative
Pole pin exposed goes out the supporting substrate.
Further, at least two negative connecting lines pass through the perforation on the supporting substrate with the negative electrode wire
It is connected.
Further, the supporting substrate is flexible circuit board.
Further, also including the power supply component for providing power supply for the LED lamp bar, the power supply component
On be provided with the pad being adapted with the positive pole pin and negative pin.
Further, the power supply component is flexible circuit board.
In addition, the application also provides a kind of backlight, including claim the light source as described in above-mentioned technical scheme is any.
Because any light source of above-mentioned technical proposal has less exposed pin, simplify welding procedure complexity and save and weld
The advantage of time is connect, therefore, the product yield of the backlight with the light source is preferable.
In addition, the application also provides a kind of display device, including claim the backlight as described in above-mentioned technical scheme.
Because the product yield of backlight is preferable, therefore, the product yield of the display device with the backlight is preferable.
Brief description of the drawings
The structural representation for the display device that Fig. 1 provides for background of invention；
The partial enlargement structural representation for the display device that Fig. 2 provides for background of invention；
The structural representation of LED light bar in the display device that Fig. 3 provides for background of invention；
Fig. 4 is the structural representation of light source provided in an embodiment of the present invention；
Fig. 5 is the partial enlargement structural representation of light source provided in an embodiment of the present invention；
Fig. 6 is the structural representation of LED light bar in light source provided in an embodiment of the present invention；
Fig. 7 is another structural representation of LED light bar in light source provided in an embodiment of the present invention.
Embodiment
In order that the object, technical solutions and advantages of the present invention are clearer, below in conjunction with accompanying drawing the present invention is made into
One step it is described in detail, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.
Based on the embodiment in the present invention, it is all that those of ordinary skill in the art are obtained under the premise of creative work is not made
Other embodiments, belong to the scope of protection of the invention.
The shapes and sizes of each part do not reflect the actual proportions of array base palte in accompanying drawing, and purpose is schematically illustrate hair
Bright content.
A kind of light source provided in an embodiment of the present invention, as shown in Figure 4 and Figure 5, including LED lamp bar 1, LED light bar group
A positive pole pin 11 and a negative pin 12 are drawn in the end of part 1 respectively, positive pole pin 11 and negative pin 12 it is exposed and
For mutually being welded with pad to be welded.
In above-mentioned light source, because a positive pole pin 11 is drawn and a negative pole draws in the end of LED lamp bar 1 respectively
Pin 12, positive pole pin 11 and negative pin 12 are exposed and for mutually being welded with pad to be welded, and exposed pin is less, phase
For the welding design of positive pole in the prior art, multiple negative pins 12, welded by positive pole pin 11 and negative pin 12
Welding procedure when being connected to pad to be welded is relatively simple, and required weld interval is shorter, and welding cost is relatively low, product yield
It is higher.
As shown in Figure 6 and Figure 7, in a kind of preferred embodiment, positive pole pin 11 include a positive electricity polar curve and with just
One positive connecting line of electrode wires connection, negative pin 12 includes a negative electrode wire and is connected at least with negative electrode wire
One negative connecting line, positive electricity polar curve and negative electrode wire are used to mutually weld with pad to be welded.
In above-mentioned light source, in positive pole pin 11, positive connecting line one end is connected with positive electricity polar curve, positive connecting line and LED
LED in lamp bar component 1 is connected, and the other end is mutually welded with pad to be welded, now, from the end of LED lamp bar 1
An exposed positive pole pin 11 has only been drawn, in negative pin 12, negative electrode wire one end and at least one negative connecting line phase
Connection, at least one negative connecting line is connected with the LED in LED lamp bar 1, the other end of negative electrode wire and to be welded
Pad is mutually welded, now, and an exposed negative pin 12 has only been drawn from the end of LED lamp bar 1, therefore, exposed
Pin is less, relative to the welding design of positive pole in the prior art, multiple negative pins 12, by positive pole pin 11 and negative
Welding procedure when pole pin 12 is welded to pad to be welded is relatively simple, and required weld interval is shorter, welding cost compared with
Low, product yield is higher.
On the basis of above-mentioned light source, in order to simplify production technology, the time is saved, specifically, as shown in Figure 6 and Figure 7, is born
When pole pin 12 includes at least two negative connecting lines, it is connected after at least two negative connection line parallels with negative electrode wire.
Negative pin 12 can by two kinds of forms, the first be include in negative pin 12 negative electrode wire and with one
The negative connecting line that negative electrode wire is connected；Be for second include in negative pin 12 negative electrode wire and with a plurality of negative electrode wire
The negative connecting line being connected, in the negative pin 12 of second of situation, is connected after a plurality of negative connection line parallel with negative electrode wire
Connect to simplify production technology, save the time.
More specifically, LED lamp bar 1 includes multiple LED light bars and the supporting substrate for supporting multiple LED light bars,
Supporting substrate is provided with the drive circuit for being used for driving multiple LED light bars, and positive pole pin 11 and negative pin 12 expose outside support
Substrate.
In above-mentioned light source, multiple LED light bars be arranged on supporting substrate on, supporting substrate obtain it is electric in the case of, support
It is used to drive the drive circuit of multiple LED light bars to power for multiple LED light bars on substrate, so that because LED is luminous；And LED
A positive pole pin 11 and a negative pin 12 are drawn in the end of lamp bar component 1 respectively, in LED lamp bar 1 and power supply member
When part 3 is connected, expose outside the positive pole pin 11 and negative pin 12 of supporting substrate respectively with weldering to be welded on power supply component 3
Disk is mutually welded, because exposed pin is less, and the welding relative to positive pole in the prior art, multiple negative pins 12 is set
Meter, welding procedure is relatively simple, and required weld interval is shorter, and welding cost is relatively low, and product yield is higher.
More specifically, as shown in Figure 4 and Figure 5, at least two negative connecting lines are with negative electrode wire by being worn on supporting substrate
Hole 2 is connected.
In above-mentioned light source, by entering eleven punch 11 2 to supporting substrate so that at least two negative connecting lines and negative electrode wire,
So as in negative pin 12, an exposed negative pin 12 has only been drawn from the end of LED lamp bar 1, it is therefore, exposed
Pin it is less, relative to the welding design of positive pole in the prior art, multiple negative pins 12, by the He of positive pole pin 11
Welding procedure when negative pin 12 is welded to pad to be welded is relatively simple, and required weld interval is shorter, welding cost
Relatively low, product yield is higher.
More specifically, supporting substrate can be flexible circuit board, and can also be printed circuit board, will by perforation 2
Different two layers of copper cash of flexible circuit board connect to realize at least two negative connecting lines and negative electrode wire in negative pin 12
Be connected so that only drawn an exposed negative pin 12 from the end of LED lamp bar 1, it is effective reduce need with
Pad phase welding pin, optimizes welding manner, and lifting welding is ageing, simplify welding.
In a kind of preferred embodiment, as shown in Figure 4 and Figure 5, light source also includes being used to provide electricity for LED lamp bar 1
The pad being adapted with positive pole pin 11 and negative pin 12 is provided with the power supply component 3 in source, power supply component 3.
In above-mentioned light source, because a positive pole pin 11 is drawn and a negative pole draws in the end of LED lamp bar 1 respectively
The pad being adapted with positive pole pin 11 and negative pin 12 is provided with pin 12, power supply component 3, can be by by welding manner
Positive pole pin 11 and negative pin 12 are mutually welded with pad, to realize the connection of power supply component 3 and LED lamp bar 1, Jin Ershi
Existing power supply component 3 is powered to LED lamp bar 1, because exposed pin only has two, relative to one in the prior art
The welding design of positive pole, multiple negative pins 12, power supply component 3 is being welded to by a positive pole pin 11 and negative one pole pin
Pad when welding procedure it is relatively simple, required weld interval is shorter, and welding cost is relatively low, and product yield is higher.
Specifically, power supply component 3 can be flexible circuit board, can also be printed circuit board, the tool of power supply component 3
Body form can be selected according to the actual conditions of light source.
In addition, the application also provides a kind of backlight, including any light source of for example above-mentioned technical scheme of claim.
Because any light source of above-mentioned technical proposal has less exposed pin, simplify welding procedure complexity and save and weld
The advantage of time is connect, therefore, the product yield of the backlight with the light source is preferable.
In addition, the application also provides a kind of display device, include the backlight of for example above-mentioned technical scheme of claim.
Because the product yield of backlight is preferable, therefore, the product yield of the display device with the backlight is preferable.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these modifications and modification of the present invention belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these changes and modification.
Claims (10)
1. a kind of light source, including LED lamp bar, it is characterised in that drawing one respectively just in the end of the LED lamp bar
Pole pin and a negative pin, the positive pole pin and angle of depression pin exposed and for mutually being welded with pad to be welded.
2. light source according to claim 1, it is characterised in that the positive pole pin include a positive electricity polar curve and with institute
State positive electricity polar curve connection a positive connecting line, the negative pin including a negative electrode wire and with the negative electrode wire phase
At least one negative connecting line of connection, the positive electricity polar curve and negative electrode wire are used to mutually weld with pad to be welded.
3. light source according to claim 2, it is characterised in that when the negative pin includes at least two negative connecting lines,
It is connected after described at least two negative connection line parallels with the negative electrode wire.
4. light source according to claim 3, it is characterised in that the LED lamp bar includes multiple LED light bars and is used for
The supporting substrate of the multiple LED light bar is supported, the supporting substrate is provided with the driving for being used for driving the multiple LED light bar
Circuit, the positive pole pin and negative pin expose outside the supporting substrate.
5. light source according to claim 4, it is characterised in that at least two negative connecting lines lead to the negative electrode wire
Cross to perforate on the supporting substrate and be connected.
6. light source according to claim 4, it is characterised in that the supporting substrate is flexible circuit board.
7. the light source according to claim any one of 1-6, it is characterised in that also including for for the LED lamp bar
There is provided and be provided with the pad being adapted with the positive pole pin and negative pin on the power supply component of power supply, the power supply component.
8. light source according to claim 7, it is characterised in that the power supply component is flexible circuit board.
9. a kind of backlight, it is characterised in that including any described light sources of claim 1-8.
10. a kind of display device, it is characterised in that including the backlight described in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710309706.XA CN106939969B (en) | 2017-05-04 | 2017-05-04 | A kind of light source, backlight and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710309706.XA CN106939969B (en) | 2017-05-04 | 2017-05-04 | A kind of light source, backlight and display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106939969A true CN106939969A (en) | 2017-07-11 |
| CN106939969B CN106939969B (en) | 2019-07-23 |
Family
ID=59464708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710309706.XA Active CN106939969B (en) | 2017-05-04 | 2017-05-04 | A kind of light source, backlight and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106939969B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107763451A (en) * | 2017-11-21 | 2018-03-06 | 苏州市悠文电子有限公司 | Adopting surface mounted LED light emitting diode |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201827760U (en) * | 2010-07-23 | 2011-05-11 | 张永亮 | Multi-chip matrix type structure-packaged light-emitting diode (LED) lamp for growth of plants |
| CN102142324A (en) * | 2010-02-03 | 2011-08-03 | 钰邦电子（无锡）有限公司 | Sheet stack type solid electrolytic capacitor |
| CN202209564U (en) * | 2011-09-13 | 2012-05-02 | 广州市添鑫光电有限公司 | LED device capable of improving yield |
| CN202209654U (en) * | 2011-09-13 | 2012-05-02 | 广州市添鑫光电有限公司 | Multi-color LED (Light Emitting Diode) device for providing good color mixing effect |
| CN203880462U (en) * | 2014-05-27 | 2014-10-15 | 江苏宝积照明科技有限公司 | Sectional type integrated light source |
| CN204240098U (en) * | 2014-10-15 | 2015-04-01 | 深圳市鑫太光科技有限公司 | A kind of multi-path COB-LED light source |
| CN205014133U (en) * | 2015-09-15 | 2016-02-03 | 赖日阳 | Can strengthen LED integrated optical source of reliability |
-
2017
- 2017-05-04 CN CN201710309706.XA patent/CN106939969B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102142324A (en) * | 2010-02-03 | 2011-08-03 | 钰邦电子（无锡）有限公司 | Sheet stack type solid electrolytic capacitor |
| CN201827760U (en) * | 2010-07-23 | 2011-05-11 | 张永亮 | Multi-chip matrix type structure-packaged light-emitting diode (LED) lamp for growth of plants |
| CN202209564U (en) * | 2011-09-13 | 2012-05-02 | 广州市添鑫光电有限公司 | LED device capable of improving yield |
| CN202209654U (en) * | 2011-09-13 | 2012-05-02 | 广州市添鑫光电有限公司 | Multi-color LED (Light Emitting Diode) device for providing good color mixing effect |
| CN203880462U (en) * | 2014-05-27 | 2014-10-15 | 江苏宝积照明科技有限公司 | Sectional type integrated light source |
| CN204240098U (en) * | 2014-10-15 | 2015-04-01 | 深圳市鑫太光科技有限公司 | A kind of multi-path COB-LED light source |
| CN205014133U (en) * | 2015-09-15 | 2016-02-03 | 赖日阳 | Can strengthen LED integrated optical source of reliability |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107763451A (en) * | 2017-11-21 | 2018-03-06 | 苏州市悠文电子有限公司 | Adopting surface mounted LED light emitting diode |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106939969B (en) | 2019-07-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2018192017A1 (en) | Narrow-bezel display panel and display | |
| CN103499045B (en) | Use LED string and the manufacture method thereof of constant current-supplying | |
| CN102878495B (en) | The preparation method of backlight, backlight and display unit | |
| CN202281138U (en) | Back plate, backlight mold set and display device | |
| US20140211452A1 (en) | Direct type backlight module and display device | |
| CN202403051U (en) | LED (Light-Emitting Diode)lamp bar, backlight module and liquid crystal television | |
| CN106939969A (en) | A kind of light source, backlight and display device | |
| CN107507513A (en) | A kind of display panel and display | |
| CN207366897U (en) | A kind of LED light bar, backlight module and display device | |
| CN103857185B (en) | Printed circuit board (PCB) and luminescent device and back light unit including the printed circuit board (PCB) | |
| CN101258613A (en) | LED light source and manufacturing method thereof | |
| KR100772591B1 (en) | Apparatus for connection between lamp and power supply in back light unit | |
| US7834559B2 (en) | Lamp circuit of liquid crystal device backlight source | |
| CN201582743U (en) | Connector | |
| TWI311225B (en) | Flat panel display and backlight module thereof | |
| CN204350443U (en) | A kind of anti-golden finger fracture flexible wires plate | |
| CN100580312C (en) | Fixture mechanism for backlight module lamp tube | |
| CN204945584U (en) | Lcd module | |
| CN210398480U (en) | LED transverse-pasting lamp strip | |
| CN210979378U (en) | Direct type L ED backlight module for TV and advertisement backlight | |
| CN103018933B (en) | A kind of liquid crystal display module and liquid crystal display | |
| CN209709215U (en) | A kind of connection component | |
| TW200903099A (en) | Backlight module | |
| CN103807826A (en) | Soft substrate light source module and manufacturing method thereof and plane light source device | |
| CN208124232U (en) | Directly welded drive circuit board |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |