CN107278020A - Circuit board and locating tool - Google Patents
Circuit board and locating tool Download PDFInfo
- Publication number
- CN107278020A CN107278020A CN201710524125.8A CN201710524125A CN107278020A CN 107278020 A CN107278020 A CN 107278020A CN 201710524125 A CN201710524125 A CN 201710524125A CN 107278020 A CN107278020 A CN 107278020A
- Authority
- CN
- China
- Prior art keywords
- substrate
- shading region
- transparent area
- aligning graph
- circuit board
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0266—Marks, test patterns or identification means
- H05K1/0269—Marks, test patterns or identification means for visual or optical inspection
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/46—Manufacturing multilayer circuits
- H05K3/4611—Manufacturing multilayer circuits by laminating two or more circuit boards
- H05K3/4638—Aligning and fixing the circuit boards before lamination; Detecting or measuring the misalignment after lamination; Aligning external circuit patterns or via connections relative to internal circuits
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/16—Inspection; Monitoring; Aligning
- H05K2203/166—Alignment or registration; Control of registration
Abstract
The present invention relates to a kind of circuit board and locating tool, the circuit board includes adjacent first substrate and second substrate, the first aligning graph and the second aligning graph are respectively equipped with first substrate and second substrate, first aligning graph includes the first shading region and the first transparent area, spaced first shading region and the second transparent area are distributed with respectively along at least two different directions on first substrate, the second aligning graph includes the second shading region that the second transparent area and the first transparent area of correspondence of the setting of the first shading region of correspondence are set.First substrate and second substrate in foregoing circuit plate need to irradiate the first aligning graph and the second aligning graph by light source when aligning, along at least two different spaced first shading regions of directional spreding and the first transparent area, first pair of bit image and the second aligning graph are correspondingly arranged, first substrate and second substrate can be combined exactly by the contraposition of two different directions, contraposition deviation is avoided the occurrence of, the accuracy rate and efficiency of contraposition are higher.
Description
Technical field
The present invention relates to the technical field for making circuit board, more particularly to circuit board and locating tool.
Background technology
Circuit board can make circuit miniaturization, directly perceivedization, be widely used in various electronic products, for permanent circuit
Batch production and optimization electrical appliance layout play an important role., it is necessary to will be many by aligning area in the manufacturing process of circuit board
Laminar substrate contraposition is compound, but the contraposition area in conventional substrate is simple circle, is easily aligned in a circumferential direction
Deviation, it is impossible to which quickly and accurately align multilager base plate, contraposition efficiency is low.
The content of the invention
Based on this, it is necessary to provide and the higher circuit board of efficiency is aligned in a kind of manufacturing process.
It there is a need to and a kind of locating tool for being used to align composite circuit board substrate is provided.
On a kind of circuit board, including adjacent first substrate and second substrate, the first substrate and the second substrate
The first aligning graph and the second aligning graph are respectively equipped with, first aligning graph includes the first shading region and the first printing opacity
Spaced first shading region is distributed with respectively and described along at least two different directions on area, the first substrate
Second transparent area, second aligning graph includes the second transparent area and the correspondence institute that correspondence first shading region is set
State the second shading region of the first transparent area setting.
Needed when first substrate in foregoing circuit plate and second substrate contraposition by light source irradiate the first aligning graph and
The second shading region is set on second aligning graph, first the second aligning graph of transparent area of the first aligning graph of correspondence, correspondence the
The second transparent area is set on first the second aligning graph of shading region of one aligning graph, can be by covering light when so aligning
Align first substrate and second substrate, and along at least two different spaced first shading regions of directional spreding and first
Transparent area, first substrate and second substrate can be combined exactly thus by the contraposition of two different directions, it is to avoid appearance pair
Position deviation, the accuracy rate and efficiency of contraposition is higher.
In one of the embodiments, interval is distributed with respectively along orthogonal multiple directions on the first substrate to set
First shading region put and first transparent area, second shading region and second transparent area correspond to described respectively
First transparent area and first shading region are set.
In one of the embodiments, first shading region, first transparent area, second shading region and described
The shape of second transparent area is that identical is square, is set on the first substrate along multiple mutually orthogonal direction layout pitch
First shading region and first transparent area formation nine grids, second shading region and second transparent area difference
Correspondence first transparent area and first shading region are set.
In one of the embodiments, first aligning graph also includes the first luminous edge, second pair of bitmap
Shape also includes the second luminous edge corresponding with first luminous edge, and first shading region and second printing opacity are interval
Every being arranged in first luminous edge, second shading region is arranged at intervals at described second with second transparent area and hidden
Plain edge inframe.
In one of the embodiments, the first auxiliary para figure, the second substrate are additionally provided with the first substrate
It is provided with the second auxiliary para figure corresponding with the first auxiliary para figure.
In one of the embodiments, the first auxiliary para figure includes the first inner ring shading region, the screening of the first outer shroud
Light area, the first circular transparent area and first annular transparent area, the first inner ring shading region and the first outer shroud shading region are same
Heart septum is set, and the first inner ring shading is enclosed in outside the described first circular transparent area, and the first annular transparent area is located at
Between the spaced first inner ring shading region and the first outer shroud shading region, the second auxiliary para figure includes
Second circular shading region, the second annular shading region and the second annular transparent area, the described second circular shading region and second ring
Shape shading region corresponds to the described first circular transparent area respectively and the first annular transparent area is arranged at intervals, and second annular is thoroughly
Light area is formed between the spaced described second circular shading region and the second annular shading region.
In one of the embodiments, in addition to first film and second film, first film is located at described first
On substrate, second film is on the second substrate, and first aligning graph and second aligning graph point
Do not obtained by first film and second film exposure.
A kind of locating tool, for the multilager base plate in composite circuit board, the substrate is provided with aligning graph, including work
Make the correspondence aligning graph on platform and light source, the workbench and offer loophole, the light source correspondence loophole is set
In in the workbench.
In one of the embodiments, in addition to spacer pin, the spacer pin is on the workbench and may pass through institute
State substrate.
In one of the embodiments, at least two of the substrate it is diagonal on be respectively equipped with described at least two to bitmap
Aligning graph described in correspondence at least two offers loophole described at least two on shape, the workbench.
Brief description of the drawings
Fig. 1 is the structural representation of circuit board first substrate in one embodiment of the invention；
Fig. 2 is the structural representation that compound second substrate is aligned with first substrate shown in Fig. 1；
Fig. 3 is the structural representation of locating tool in one embodiment of the invention.
Embodiment
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In accompanying drawing
Give the preferred embodiment of the present invention.But, the present invention can be realized in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose for providing these embodiments is to make the understanding to the disclosure more saturating
It is thorough comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or can also have element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " level ", " left side ",
" right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The implication that technical staff is generally understood that is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " include one or more phases
The arbitrary and all combination of the Listed Items of pass.
As shown in Fig. 1~2, the circuit board 100 in one embodiment of the invention includes the adjacent base of first substrate 10 and second
The first aligning graph 12 and the second aligning graph 32, the first contraposition are respectively equipped with plate 30, first substrate 10 and second substrate 30
Figure 12 includes along at least two different directions respectively dividing on the first shading region 121 and the first transparent area 123, first substrate 10
The spaced transparent area 123 of first shading region 121 and first is furnished with, the second aligning graph 32 includes the first shading region of correspondence
The second shading region 323 that 121 the second transparent areas 321 set and the first transparent area 123 of correspondence are set.
First substrate 10 and second substrate 30 in foregoing circuit plate 100 need to align by light source irradiation first when aligning
Set on the aligning graph 32 of figure 12 and second, the aligning graph 32 of the first transparent area 123 second of the first aligning graph 12 of correspondence
The second transparent area is set on second shading region 323, the aligning graph 32 of the first shading region 121 second of the first aligning graph 12 of correspondence
321, so contraposition when can be alignd first substrate 10 and second substrate 30 by covering light, it is and different along at least two
The spaced transparent area 123 of first shading region 121 and first of directional spreding, can be accurate by the contraposition of two different directions
Ground is combined first substrate 10 and second substrate 30, it is to avoid contraposition deviation occur, and the accuracy rate and efficiency of contraposition are higher.
In one embodiment, circuit board 100 also includes the first film (not shown) and the second film (not shown), first
The film is on first substrate 10, and second film is on second substrate 30, and the first aligning graph 12 and the second aligning graph
32 are obtained by first film and the exposure of second film respectively, are hidden thus by the exposure to first film and second film
Light region and transmission region, for printing opacity or shading with compound contraposition adjacent first substrate 10 and second substrate 30.
In one embodiment, spaced is distributed with respectively along orthogonal multiple directions on first substrate 10
One shading region 121 and the first transparent area 123, the second transparent area 321 and the second shading region 323 correspond to the first shading region 121 respectively
Set with the first transparent area 123, can be with thus by the first shading region 121 and the second shading region 123 in mutually perpendicular direction
Accurate contraposition adjacent first substrate 10 and second substrate 30.
Specifically, the shape of the first shading region 121, the first transparent area 123, the second transparent area 321 and the second shading region 323
It is square, the first shading region 121 and second on first substrate 10 along the setting of multiple mutually orthogonal direction layout pitch is saturating
Light area 123 forms nine grids, and the second transparent area 321 and the second shading region 323 correspond to the first shading region 121 and the first printing opacity respectively
Area 123 is set, so can be from the comprehensive alignment first substrate 10 of all directions and second substrate 30 of nine grids, and nine palaces
The special shape of lattice is easy to identification on substrate, is easy to improve the accuracy rate and efficiency aligned.It is to be appreciated that some other
In embodiment, the first shading region 121, the first transparent area 123, the second transparent area 321 and the second shading region 323 shape can also
For other polygons, the first same aligning graph 12 and the second aligning graph 32 can also be other shapes, and such as first hides
The transparent area 123 of light area 121 and first is spliced to form hexagon etc., does not limit herein.
In one embodiment, the first aligning graph 12 also includes the first luminous edge 125, and the second aligning graph also includes
With corresponding second luminous edge 325 of the first luminous edge 125, the first shading region 121 and the first transparent area 123 are arranged at intervals at
In first luminous edge 125, the second transparent area 321 and the second shading region 323 are arranged at intervals in the second luminous edge 325, such as
This marks off the region of the first aligning graph 12 on first substrate 10, and the second aligning graph 32 is marked off on second substrate 20
Region, be easy to identify and distinguish between.Specifically, the first luminous edge 125 and the second luminous edge 325 are four corresponding sides
Distribution forms the first aligning graph 12 and the second aligning graph 32 of nine grids shape in shape frame, quadrangle frame.
In one embodiment, it is additionally provided with the first auxiliary para figure 14, second substrate 30 and also sets on first substrate 10
Have with the corresponding second auxiliary para figure 34 of the first auxiliary para figure 14, thus by the first aligning graph 12 and second pair
Bit pattern 32 is completed after contraposition, and the standard of contraposition can be checked by the first auxiliary para figure 14 and the second auxiliary para figure 34
True property, more accurately realizes the compound contraposition of first substrate 10 and second substrate 30.
Further, the first auxiliary para figure 14 includes the first inner ring shading region 141, the first outer shroud shading region 143, the
One circular transparent area 145 and first annular transparent area 147, the first inner ring shading region 141 is enclosed in the first circular transparent area 145
Outside, first annular transparent area 147 is located between the spaced outer shroud shading region 143 of first inner ring shading region 141 and first, the
Two auxiliary para figures 34 include the second annular transparent area 345 in the circular annular shading region 343 and second in shading region 341, second, the
The two circular annular shading regions 343 in shading region 341 and second correspond to the first circular transparent area 145 and first annular transparent area respectively
147 are arranged at intervals, and the second annular transparent area 345 is located at the spaced second circular annular shading region in shading region 341 and second
Between 343, pass through circular in the first auxiliary para figure 14 and the second auxiliary para figure 34 or annular shading and transmission region
Mutual cooperation, check first substrate 10 and second substrate 30 whether accurate contraposition, be easy to find the underproof production of contraposition in time
Product, improve the compound accuracy rate of contraposition.And circular or annular shading, transparent area are for aligning the requirement of accuracy rate with respect to nine
Palace lattice are relatively low, and when the contraposition area contraposition of nine grids shape is done without light and passed through, general auxiliary para area there will not be light
Through auxiliary para area is to do further contraposition to ensure, but the requirement of contraposition accuracy rate is relatively low, will not spend too many
Position aligning time, does not interfere with contraposition efficiency, the further guarantor that contraposition accuracy rate is so carried out on the premise of contraposition efficiency is ensured
Barrier.
Based on foregoing circuit plate 100, the present invention also provides a kind of contraposition for being used for multilager base plate in composite circuit board 100 and controlled
Tool 200, substrate is provided with aligning graph, and the locating tool 200 is included on workbench 210 and light source (not shown), workbench 210
Correspondence aligning graph offers loophole 212, and light source correspondence loophole 212 is in workbench 210, the light that such light source is produced
The contraposition that line can be projected to progress substrate on aligning graph by loophole 212 is combined, and only in correspondence on workbench 210
The position of aligning graph opens up loophole 212, and stimulation of the light to eye is reduced as far as possible, the fatigue of operating personnel's eye is reduced,
Improve contraposition efficiency.Wherein, the multilager base plate in circuit board 100 can be adjacent first substrate 10 and second substrate 30, right
Bit pattern can be the first aligning graph 12 and the second aligning graph 32 being respectively arranged on first substrate 10 and second substrate 30.
Specifically, locating tool 200 also includes the power supply 230 electrically connected in workbench 210 with light source, and electricity is provided for light source.
Further, locating tool 200 also includes spacer pin 250, and spacer pin 250 is on workbench 210 and may pass through
First substrate 10 and second substrate 20, can be fixed on workbench 210, prevent first substrate by substrate by spacer pin 250
10 and second substrate 20 slided on workbench 210, be easy to alignment operation.Alternatively, the length of spacer pin 250 is 1.95mm.
Specifically, at least two of substrate it is diagonal on be respectively equipped with least two aligning graphs, workbench 210 correspondence extremely
Few two aligning graphs offer at least two loopholes 212, at least two diagonal upper setting aligning graphs of substrate, with compound
Align each laminar substrate, corresponding loophole 212 is at least provided with two with by the light transmission of light source 230 to aligning graph.
Alternatively, correspondence on aligning graph, workbench 210 is equipped with four drift angles of substrate and offers four loopholes 212.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and it describes more specific and detailed, but simultaneously
Can not therefore it be construed as limiting the scope of the patent.It should be pointed out that coming for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of circuit board, it is characterised in that including adjacent first substrate and second substrate, the first substrate and described
It is respectively equipped with the first aligning graph and the second aligning graph on two substrates, first aligning graph includes the first shading region and the
Spaced first shading region is distributed with respectively along at least two different directions on one transparent area, the first substrate
With second transparent area, second aligning graph include the second transparent area that correspondence first shading region sets and
The second shading region that correspondence first transparent area is set.
2. circuit board according to claim 1, it is characterised in that along orthogonal multiple directions on the first substrate
It is distributed with spaced first shading region and first transparent area respectively, second shading region and described second saturating
Light area corresponds to first transparent area respectively and first shading region is set.
3. circuit board according to claim 2, it is characterised in that first shading region, first transparent area, described
The shape of second shading region and second transparent area is that identical is square, along multiple orthogonal on the first substrate
Spaced first shading region of directional spreding and first transparent area formation nine grids, second shading region and institute
State the second transparent area and correspond to first transparent area and first shading region setting respectively.
4. the circuit board according to claim any one of 1-3, it is characterised in that first aligning graph also includes first
Luminous edge, second aligning graph also includes the second luminous edge corresponding with first luminous edge, described first
Shading region and second transparent area are arranged at intervals in first luminous edge, second shading region and described second saturating
Light area is arranged at intervals in second luminous edge.
5. circuit board according to claim 1, it is characterised in that the first auxiliary para figure is additionally provided with the first substrate
Shape, the second substrate is provided with the second auxiliary para figure corresponding with the first auxiliary para figure.
6. circuit board according to claim 5, it is characterised in that the first auxiliary para figure hides including the first inner ring
Light area, the first outer shroud shading region, the first circular transparent area and first annular transparent area, the first inner ring shading region and described the
One outer shroud shading region concentric spacing is set, and the first inner ring shading is enclosed in outside the described first circular transparent area, and described first
Annular transparent area is located between the spaced first inner ring shading region and the first outer shroud shading region, and described second is auxiliary
Aligning graph is helped to include the second circular shading region, the second annular shading region and the second annular transparent area, the described second circular shading
Area and the second annular shading region correspond to the described first circular transparent area and the first annular transparent area interval setting respectively,
Described second annular transparent area is formed between the spaced described second circular shading region and the second annular shading region.
7. circuit board according to claim 1, it is characterised in that also including first film and second film, described first
The film is on the first substrate, and second film is on the second substrate, and first aligning graph and institute
The second aligning graph is stated to obtain by first film and second film exposure respectively.
8. a kind of locating tool, for the multilager base plate in composite circuit board, the substrate is provided with aligning graph, and its feature exists
In, including workbench and light source, the correspondence aligning graph offers loophole on the workbench, and the light source correspondence is described
Loophole is in the workbench.
9. locating tool according to claim 8, it is characterised in that also including spacer pin, the spacer pin is located at described
On workbench and it may pass through the substrate.
10. locating tool according to claim 8, it is characterised in that set respectively at least two of the substrate are diagonal
There is aligning graph described in correspondence at least two on aligning graph described at least two, the workbench to offer described at least two
Loophole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710524125.8A CN107278020A (en) | 2017-06-30 | 2017-06-30 | Circuit board and locating tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710524125.8A CN107278020A (en) | 2017-06-30 | 2017-06-30 | Circuit board and locating tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107278020A true CN107278020A (en) | 2017-10-20 |
Family
ID=60071241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710524125.8A Pending CN107278020A (en) | 2017-06-30 | 2017-06-30 | Circuit board and locating tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107278020A (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4536239A (en) * | 1983-07-18 | 1985-08-20 | Nicolet Instrument Corporation | Multi-layer circuit board inspection system |
| EP0902330A1 (en) * | 1997-09-16 | 1999-03-17 | Sanei Giken Co., Ltd. | Photomask and alignment method |
| US20080090448A1 (en) * | 2006-10-17 | 2008-04-17 | Samsung Sdi Co., Ltd. | Display device and method of manufacturing the same |
| JP2008151821A (en) * | 2006-12-14 | 2008-07-03 | Dainippon Printing Co Ltd | Photomask and transfer method |
| JP2009251455A (en) * | 2008-04-09 | 2009-10-29 | Panasonic Corp | Alignment mark and alignment method |
| US20100058584A1 (en) * | 2006-03-20 | 2010-03-11 | Anthony Faraci | System and method for manufacturing laminated circuit boards |
| US20110122356A1 (en) * | 2009-11-24 | 2011-05-26 | Seiko Epson Corporation | Electro-optical device and electronic apparatus |
| US20110259216A1 (en) * | 2008-03-17 | 2011-10-27 | Martyn Buttle | Imaging system and method for alignment |
| CN203015278U (en) * | 2012-12-27 | 2013-06-19 | 广州兴森快捷电路科技有限公司 | Printed circuit board used to determine solder resist film contraposition effect quickly |
| CN103220889A (en) * | 2013-04-15 | 2013-07-24 | 深圳崇达多层线路板有限公司 | Method for manufacturing oversize printed circuit board (PCB) back plate inner layer |
| CN103345132A (en) * | 2013-06-25 | 2013-10-09 | 惠州中京电子科技股份有限公司 | Method for aligning outer layer film PIN nails |
| US20140028336A1 (en) * | 2012-07-27 | 2014-01-30 | Samsung Electro-Mechanics Co., Ltd. | Printed circuit board |
| CN105611752A (en) * | 2015-12-14 | 2016-05-25 | 谢兴龙 | Manufacture method adopting inner layer pattern transfer exposure |
| CN207201065U (en) * | 2017-06-30 | 2018-04-06 | 上达电子（深圳）股份有限公司 | Circuit board and locating tool |
-
2017
- 2017-06-30 CN CN201710524125.8A patent/CN107278020A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4536239A (en) * | 1983-07-18 | 1985-08-20 | Nicolet Instrument Corporation | Multi-layer circuit board inspection system |
| EP0902330A1 (en) * | 1997-09-16 | 1999-03-17 | Sanei Giken Co., Ltd. | Photomask and alignment method |
| US20100058584A1 (en) * | 2006-03-20 | 2010-03-11 | Anthony Faraci | System and method for manufacturing laminated circuit boards |
| US20080090448A1 (en) * | 2006-10-17 | 2008-04-17 | Samsung Sdi Co., Ltd. | Display device and method of manufacturing the same |
| JP2008151821A (en) * | 2006-12-14 | 2008-07-03 | Dainippon Printing Co Ltd | Photomask and transfer method |
| US20110259216A1 (en) * | 2008-03-17 | 2011-10-27 | Martyn Buttle | Imaging system and method for alignment |
| JP2009251455A (en) * | 2008-04-09 | 2009-10-29 | Panasonic Corp | Alignment mark and alignment method |
| US20110122356A1 (en) * | 2009-11-24 | 2011-05-26 | Seiko Epson Corporation | Electro-optical device and electronic apparatus |
| US20140028336A1 (en) * | 2012-07-27 | 2014-01-30 | Samsung Electro-Mechanics Co., Ltd. | Printed circuit board |
| CN203015278U (en) * | 2012-12-27 | 2013-06-19 | 广州兴森快捷电路科技有限公司 | Printed circuit board used to determine solder resist film contraposition effect quickly |
| CN103220889A (en) * | 2013-04-15 | 2013-07-24 | 深圳崇达多层线路板有限公司 | Method for manufacturing oversize printed circuit board (PCB) back plate inner layer |
| CN103345132A (en) * | 2013-06-25 | 2013-10-09 | 惠州中京电子科技股份有限公司 | Method for aligning outer layer film PIN nails |
| CN105611752A (en) * | 2015-12-14 | 2016-05-25 | 谢兴龙 | Manufacture method adopting inner layer pattern transfer exposure |
| CN207201065U (en) * | 2017-06-30 | 2018-04-06 | 上达电子（深圳）股份有限公司 | Circuit board and locating tool |
Non-Patent Citations (1)
| Title |
|---|
| KYOICHI SUWA;KAWASAKI;杨天凤;: "集成电路投影曝光设备中的对准装置" * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103969873B (en) | Be used for mask and the method for substrate alignment and the manufacture method of color membrane substrates | |
| CN104330912A (en) | Mother board, mother board after box pairing, corresponding manufacturing method and liquid crystal display panel | |
| CN103365124B (en) | Exposure alignment method | |
| CN104765254B (en) | A kind of alignment mark | |
| CN106154758A (en) | Alignment matching process between different litho machines | |
| CN106483770A (en) | Alignment precision compensation method | |
| CN103869518B (en) | Manufacturing method for liquid crystal display and product thereof | |
| CN207201065U (en) | Circuit board and locating tool | |
| US20180210325A1 (en) | Method for designing illumination system with freeform surface | |
| SG11201807220XA (en) | Pattern structure and exposure method of patterned sapphire substrate mask | |
| CN100520599C (en) | Asymmetric transmission mark combination and its aligning method | |
| CN105572938B (en) | A kind of recognition methods of display base plate, display device and positioning mark | |
| CN104635287B (en) | Method for manufacturing color light filter substrate | |
| CN107278020A (en) | Circuit board and locating tool | |
| CN105182580A (en) | Liquid crystal display (LCD) panel, manufacturing method thereof, and LCD panel mother board | |
| JPS598058B2 (en) | Alignment method and masks and substrates used in this alignment method | |
| CN105983182A (en) | Compound quality assurance die | |
| TWI547918B (en) | Panel device and detecting method thereof | |
| US20100053616A1 (en) | Alignment mark and method of getting position reference for wafer | |
| CN111128963A (en) | Display substrate mother board and manufacturing method thereof | |
| CN107037692A (en) | Mask assembly and alignment method for measurement | |
| CN103713477B (en) | The aligning structure of double face photoetching machine and alignment method | |
| CN103186059B (en) | Mask overlay method, mask, and semiconductor device using the same | |
| US8564143B2 (en) | Overlay mark for multiple pre-layers and currently layer | |
| DE102013207242A1 (en) | Arrangement with a light-emitting diode |
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 |
Effective date of registration: 20220113 Address after: 435003 No. 91, Sike Avenue East, Jinshan street, Huangshi economic and Technological Development Zone, Huangshi City, Hubei Province Applicant after: LEADER-TECH (HUANGSHI) Inc. Address before: 518000 floors 1-4, 2-3, building a, Huangpu Runhe Industrial Park, South Ring Road, Huangpu Community, Shajing street, Bao'an District, Shenzhen City, Guangdong Province Applicant before: LEADER-TECH ELECTRONICS (SHENZHEN) Inc. |
|
| TA01 | Transfer of patent application right |