CN105517329A - Flexible printed circuit and mobile terminal using same - Google Patents
Flexible printed circuit and mobile terminal using same Download PDFInfo
- Publication number
- CN105517329A CN105517329A CN201511027700.0A CN201511027700A CN105517329A CN 105517329 A CN105517329 A CN 105517329A CN 201511027700 A CN201511027700 A CN 201511027700A CN 105517329 A CN105517329 A CN 105517329A
- Authority
- CN
- China
- Prior art keywords
- wiring area
- kink
- linkage section
- edge
- flexible pcb
- 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
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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
- H05K1/0277—Bendability or stretchability details
- H05K1/028—Bending or folding regions of flexible printed circuits
- H05K1/0281—Reinforcement details thereof
-
- 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
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/05—Flexible printed circuits [FPCs]
-
- 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
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/20—Details of printed circuits not provided for in H05K2201/01 - H05K2201/10
- H05K2201/2009—Reinforced areas, e.g. for a specific part of a flexible printed circuit
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Structure Of Printed Boards (AREA)
Abstract
The invention provides a flexible printed circuit (FPC) comprising a flexible substrate, conductive lines, and auxiliary lines. The flexible substrate at least comprises a first layout region and a second layout region in mutual connection. A bent portion is formed in the connection of the first layout region and the second layout region. The conductive lines are arranged on the flexible substrate at intervals and are electrically connected with the first layout region and the second layout region. The auxiliary lines are arranged along the edge of the bent portion. Further, the invention provides a mobile terminal. The FPC has a good anti-tear characteristic.
Description
Technical field
The present invention relates to electronic technology field, particularly relate to a kind of flexible PCB and a kind of mobile terminal applying described flexible PCB.
Background technology
Flexible PCB (FlexiblePrintedCircuit, FPC) be the printed circuit board (PCB) made with flexible insulating substrate, it has many rigid printed circuit board (PrintedCircuitboard, PCB) advantage do not possessed, such as FPC can free bend, winding, folding, can require to arrange arbitrarily according to space layout, thus reach components and parts and assemble the integration be connected with wire.Owing to there is above-mentioned advantage, make to adopt FPC effectively can reduce the volume of electronic product, increase the flexibility of circuit layout, meet the needs of electronic product to high density, miniaturization, highly reliable future development.At present, FPC is widely used in the fields such as space flight, military affairs, mobile communication, laptop computer, computer peripheral equipment, personal digital assistant (PersonalDigitalAssistant, PDA), digital camera or product.
In the application scenarios of FPC, owing to being subject to the restriction of mobile terminal internal space layout, usually need to design the FPC with the dihedral of falling R or inverted L-shaped bending cabling, to realize the electric connection between electronic devices and components on this FPC or functional unit.But, because FPC itself has good pliability, make it in the process of producing assembling, easily be subject to External Force Acting and cause the dihedral of falling R or inverted L-shaped bending cabling are torn or disconnect, thus causing the electric connection between electronic devices and components or functional unit abnormal, affecting product quality.Therefore, how while going out suitable FPC cabling according to space layout Demand Design, can ensure that again the tearing toughness of FPC cabling needs the problem considered emphatically when being FPC design.
Summary of the invention
In view of the above-mentioned problems in the prior art, the invention provides a kind of flexible PCB, by increasing auxiliary cabling in the predeterminable area of the cabling bending place on flexible PCB, to increase the tearing toughness of flexible PCB cabling in bending place.
Separately, the present invention also provides a kind of mobile terminal applying described flexible PCB.
A kind of flexible PCB, comprises flexible base, board, conducting wire and auxiliary cabling; Described flexible base, board at least comprises the first wiring area and the second wiring area, and described first wiring area and described second wiring area are interconnected, and forms at least one kink at the place of being interconnected; Described conducting wire is arranged at intervals on described flexible base, board, and is electrically connected with described first wiring area and described second wiring area; Described auxiliary cabling is arranged along the edge of described kink.
Wherein, described auxiliary cabling comprises interconnective first linkage section and the second linkage section, described first linkage section is arranged along the edge of described first wiring area in the position at described kink place, described second linkage section is arranged along the edge of described second wiring area in the position at described kink place, and described first linkage section is connected with the curved transition in junction of described second wiring area in described first wiring area with the second linkage section.
Wherein, described flexible base, board also comprises join domain, described first wiring area is connected with described second wiring area by described join domain, at least one first kink is formed between described first wiring area and described join domain, form at least one second kink between described second wiring area and described join domain, described auxiliary cabling is arranged along the edge of described first kink and described second kink.
Wherein, described auxiliary cabling comprises interconnective first linkage section and the second linkage section, described first linkage section is arranged along the edge of described first wiring area in the position at described first kink place, described second linkage section is arranged along the edge of described join domain in the position at described first kink place, and described first linkage section is connected with the curved transition in the junction of described join domain in described first wiring area with the second linkage section.
Wherein, described auxiliary cabling comprises interconnective first linkage section and the second linkage section, described first linkage section is arranged along the edge of described second wiring area in the position at described second kink place, described second linkage section is arranged along the edge of described join domain in the position at described second kink place, and described first linkage section is connected with the curved transition in the junction of described join domain in described second wiring area with the second linkage section.
Wherein, the edge of described auxiliary cabling along described first kink, the edge along described join domain and the edge along described second kink are in turn connected into overall half frame-shaped construction.
Wherein, described auxiliary cabling comprise connect successively first walk line segment, second and walk line segment and the 3rd and walk line segment, described first walks line segment is arranged along the edge of described first wiring area in the position at described first kink place, described second walks line segment is arranged along the edge of described join domain, and the described 3rd walks line segment is arranged along the edge of described second wiring area in the position at described second kink place.
Wherein, described first walk line segment and described second and walk line segment and be connected in the curved transition in junction of described first wiring area and described join domain; Described second walks line segment and the described 3rd walks line segment and is connected in the curved transition in junction of described join domain and described second wiring area.
Wherein, described auxiliary cabling is be arranged at not having the metal routing of electric connecting relation or be the partial earthing path in the not exclusive grounding path on described flexible PCB on described flexible PCB.
A kind of mobile terminal, comprise flexible PCB, described flexible PCB comprises flexible base, board, conducting wire and auxiliary cabling; Described flexible base, board at least comprises the first wiring area and the second wiring area, and described first wiring area and described second wiring area are interconnected, and forms at least one kink at the place of being interconnected; Described conducting wire is arranged at intervals on described flexible base, board, and is electrically connected with described first wiring area and described second wiring area; Described auxiliary cabling is arranged along the edge of described kink.
Described flexible PCB is by arranging described auxiliary cabling along the edge of described kink, thus effectively can increase the tearing toughness of described flexible PCB at described kink place, to prevent described conducting wire from tearing at described kink place because being subject to external pull effect or disconnecting, thus promote the tear-proof characteristic of described flexible PCB.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the first structural representation of the flexible PCB that the embodiment of the present invention provides;
Fig. 2 is the second structural representation of the flexible PCB that the embodiment of the present invention provides;
Fig. 3 is the third structural representation of the flexible PCB that the embodiment of the present invention provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
For ease of describing, can use such as here " ... under ", " ... below ", D score, " ... on ", " on " etc. space relative terms the relation of an element or feature and another (a bit) element or feature is as illustrated in the drawing described.Be appreciated that, when an element or layer be called as another element or layer " on ", " being connected to " or " being couple to " another element or layer time, it can directly on another element or layer, be directly connected to or be couple to another element or layer, or intervening elements or layer can be there is.
Being appreciated that terminology used here is only to describe specific embodiment, not really wanting to limit the present invention.When here using, clearly state unless context separately has, otherwise singulative " " and " being somebody's turn to do " are also intended to comprise plural form.Further, when using in this manual, term " comprises " and/or shows " comprising " existence of described feature, entirety, step, element and/or assembly, but does not get rid of other features one or more, entirety, step, element, assembly and/or its existence of combining or increase.
Refer to Fig. 1, first embodiment of the invention provides a kind of flexible PCB (FlexiblePrintedCircuit, FPC) 10, it comprises flexible base, board 11, conducting wire 13 and auxiliary cabling 15, and described conducting wire 13 and auxiliary cabling 15 are arranged on described flexible base, board 11.Described flexible base, board 11 at least comprises the first wiring area 111 and the second wiring area 113, is interconnected between described first wiring area 111 and described second wiring area 113, and forms at least one kink 112 at the place of being interconnected.
Described conducting wire 13 is arranged at intervals on described flexible base, board 11, particularly, on the first wiring area 111 that compartment of terrain, described conducting wire 13 is arranged at described flexible base, board 11 and the second wiring area 113, and be electrically connected with described first wiring area 111 and the second wiring area 113, thus form electrical connection path on local 113 is connected up in this first wiring area 111 and second.
In an embodiment of the present invention, described auxiliary cabling 15 is arranged along the edge of described kink 112, for increasing the tearing toughness of described flexible PCB 10 at described kink 112 place, tear or disconnect at described kink 112 place because being subject to external pull effect to prevent described conducting wire 13.Wherein, described first wiring area 111 and described second wiring area 113 can be different two wiring area of width, and form at least one kink 112 at the place of being interconnected; Described first wiring area 111 and described second wiring area 113 can also be in inverted L-shaped or the shape of falling R is connected, thus form at least one kink 112 at the place of being interconnected.Be appreciated that above-mentioned connected mode just illustratively, do not limit described first wiring area 111 and described second wiring area 113, the two can also have other connected mode.
Wherein, the material of described flexible base, board 11 can be polyimides or polyester.Polyimides has excellent flexibility and good dimensional stability, and operating temperature range is wider, has outstanding fire resistance, and its electrical property is under soldering conditions influenced hardly.Polyester is polyalcohol and polyacid polycondensation and the polymer general name obtained, and it mainly refers to polyethylene terephthalate, can also comprise polybutylene terephthalate and polyarylate.
In an embodiment of the present invention, described auxiliary cabling 15 is in inverted L-shaped, comprise interconnective first linkage section 151 and the second linkage section 153, described first linkage section 151 is arranged along the edge of described first wiring area 111 at described kink 112 place, described second linkage section 153 is arranged along the edge of described second wiring area 113 at described kink 112 place, therefore, described first linkage section 151 is connected with the curved transition in junction of the second linkage section 153 in described first wiring area 111 with described second wiring area 113.Be appreciated that; the width of described auxiliary cabling 15 and the length of described first linkage section 151 and the second linkage section 153 can set according to the embody rule situation of flexible PCB 10; such as; the width of described auxiliary cabling 15 is wider; the length of described first linkage section 151 and the second linkage section 153 is longer; then described flexible PCB 10 is better at the tear resistance at described kink 112 place, thus described conducting wire 13 can be protected better not to be torn or to disconnect.In other embodiments of the invention, can also according to the flexible demand of described flexible PCB 10 at described kink 112 place, the width of the described auxiliary cabling 15 of suitable adjustment and the length of described first linkage section 151 and the second linkage section 153, do not do concrete restriction to this in the present embodiment.
Refer to Fig. 2, second embodiment of the invention provides a kind of flexible PCB 20, and described flexible PCB 20 comprises flexible base, board 21, conducting wire 23 and auxiliary cabling 25, and described conducting wire 23 and auxiliary cabling 25 are arranged on described flexible base, board 21.The join domain 215 that described flexible base, board 21 comprises the first wiring area 213, wiring area 211, second and is arranged between described first wiring area 211 and described second wiring area 213, described first wiring area 211 is connected with described second wiring area 213 by described join domain 215.
Described conducting wire 23 is arranged at intervals on described flexible base, board 21, particularly, on the first wiring area 211 that compartment of terrain, described conducting wire 23 is arranged at described flexible base, board 21 and the second wiring area 213, and be electrically connected with described first wiring area 211 and the second wiring area 213, thus form electrical connection path on local 213 is connected up in this first wiring area 211 and second.At least one first kink 2121 is formed between described first wiring area 211 and described join domain 215, at least one second kink 2122 is formed between described second wiring area 213 and described join domain 215, described auxiliary cabling 25 is arranged along described first kink 2121 with the edge of described second kink 2122, and is not connected along the auxiliary cabling 25 of described first kink 2121 edge setting with disconnecting mutually between the auxiliary cabling 25 arranged along described second kink 2122 edge.Described auxiliary cabling 25, for increasing the tearing toughness of described flexible PCB 20 at described first kink 2121 and the second kink 2122 place, is torn or disconnects at described first kink 2121 or the second kink 2122 place because being subject to external pull effect to prevent described conducting wire 23.
In an embodiment of the present invention, described auxiliary cabling 25, in inverted L-shaped, comprises interconnective first linkage section 251 and the second linkage section 253.In described first wiring area 211 and described join domain 215 junction, described first linkage section 251 is arranged along the edge of described first wiring area 211 in the position at described first kink 2121 place, described second linkage section 253 is arranged along the edge of described join domain 215 in the position at described first kink 2121 place, therefore, described first linkage section 251 is connected with the curved transition in junction of described join domain 215 in described first wiring area 211 with the second linkage section 253.In described second wiring area 213 and described join domain 215 junction, described first linkage section 251 is arranged along the edge of described second wiring area 213 in the position at described second kink 2122 place, described second linkage section 253 is arranged along the edge of described join domain 215 in the position at described second kink 2122 place, therefore, described first linkage section 251 is connected with the curved transition in junction of described join domain 215 in described second wiring area 213 with the second linkage section 253.
In the present embodiment, described flexible PCB 20 forms the first kink 2121 of two opposing settings between described first wiring area 211 and described join domain 215, also forms the second kink 2122 of two opposing settings between described second wiring area 213 and described join domain 215.Be appreciated that the width of described auxiliary cabling 25 and the length of described first linkage section 251 and the second linkage section 253 can set according to the embody rule situation of flexible PCB 20, in the present embodiment, concrete restriction do not done to this.
Refer to Fig. 3, third embodiment of the invention provides a kind of flexible PCB 30, and described flexible PCB 30 comprises flexible base, board 31, conducting wire 33 and auxiliary cabling 35, and described conducting wire 33 and described auxiliary cabling 35 are arranged on described flexible base, board 31.The join domain 315 that described flexible base, board 31 comprises the first wiring area 313, wiring area 311, second and is arranged between described first wiring area 311 and described second wiring area 313, described first wiring area 311 is connected with described second wiring area 313 by described join domain 315.
Described conducting wire 33 is arranged at intervals on described flexible base, board 31, particularly, on the first wiring area 311 that compartment of terrain, described conducting wire 33 is arranged at described flexible base, board 31 and the second wiring area 313, and be electrically connected with described first wiring area 311 and the second wiring area 313, thus form electrical connection path on local 313 is connected up in this first wiring area 311 and second.Form at least one first kink 3121 between described first wiring area 311 and described join domain 315, between described second wiring area 313 and described join domain 315, form at least one second kink 3122.The difference of the flexible PCB 20 provided in flexible PCB that third embodiment of the invention provides 30 and second embodiment of the invention is only: the edge of described auxiliary cabling 35 along described first kink 3121, the edge along described join domain 315 and the edge along described second kink 3122 are in turn connected into an entirety.
In the present embodiment, described auxiliary cabling 35 entirety, in half frame-shaped construction, comprises first and walks line segment 351, second and walk line segment 353 and the 3rd and walk line segment 355, and described first walks line segment 351, described second walks line segment 353 and the described 3rd and walk line segment 355 and connect successively.Particularly, described first walks line segment 351 is arranged along the edge of described first wiring area 311 in the position at described first kink 3121 place, described second walks line segment 353 is arranged along the edge of described join domain 315, and the described 3rd walks line segment 355 is arranged along the edge of described second wiring area 313 in the position at described second kink 3122 place.Described first walks line segment 351 and described second walks line segment 353 and is connected in the curved transition in junction of described first wiring area 311 and described join domain 315, described second walks line segment 353 and the described 3rd walks line segment 355 and is connected in the curved transition in junction of described join domain 315 and described second wiring area 313, thus defines the overall described auxiliary cabling 35 in half frame-shaped construction.
In an alternative embodiment, described auxiliary cabling can be on described flexible PCB and without any the metal routing of electric connecting relation for being arranged at, or the partial earthing path in not exclusive grounding path on described flexible PCB.When described flexible PCB not existing not exclusive grounding path, by arranging independent metal routing at the edge of described kink as described auxiliary cabling.Wherein, described independent metal routing is the described metal routing without any electric connecting relation, without any electric connecting relation between conducting wire on described independent metal routing and described flexible PCB, also there is not any electric connecting relation with described flexible PCB or other circuit be connected on described flexible PCB or components and parts simultaneously.When there is not exclusive grounding path in described flexible PCB, by the partial earthing path in described not exclusive grounding path being arranged at the edge of described kink, form described auxiliary cabling to utilize the partial earthing path of described not exclusive grounding path.Wherein, described not exclusive grounding path refers to that described flexible PCB exists the identical grounding path of many functions, and in described many grounding paths wherein one when occur fracture, the grounding characteristics of described flexible PCB can not be affected.
In addition, fourth embodiment of the invention also provides a kind of mobile terminal, and described mobile terminal can comprise the flexible PCB that in first embodiment of the invention to the 3rd embodiment, any embodiment provides.Wherein, described mobile terminal can be but be not limited to mobile phone, panel computer, intelligent watch, motion bracelet etc.
Described flexible PCB is by arranging described auxiliary cabling along the edge of described kink, thus effectively can increase the tearing toughness of described flexible PCB at described kink place, to prevent described conducting wire from tearing at described kink place because being subject to external pull effect or disconnecting, thus promote the tear-proof characteristic of described flexible PCB.Simultaneously, by using without any the partial earthing path in the not exclusive grounding path on the metal routing of electric connecting relation or described flexible PCB as described auxiliary cabling, even if described auxiliary cabling is torn or disconnects, also can not affect the Electric connection characteristic of described flexible PCB, thus effectively ensure that the stability of the product applying described flexible PCB.
Above disclosedly be only preferred embodiment of the present invention, certainly the interest field of the present invention can not be limited with this, one of ordinary skill in the art will appreciate that all or part of flow process realizing above-described embodiment, and according to the equivalent variations that the claims in the present invention are done, still belong to the scope that invention is contained.
Claims (10)
1. a flexible PCB, comprises flexible base, board and is arranged at the conducting wire on described flexible base, board, it is characterized in that, described flexible PCB also comprises the auxiliary cabling be arranged on described flexible base, board; Described flexible base, board at least comprises the first wiring area and the second wiring area, and described first wiring area and described second wiring area are interconnected, and forms at least one kink at the place of being interconnected; Described conducting wire is arranged at intervals on described flexible base, board, and is electrically connected with described first wiring area and described second wiring area; Described auxiliary cabling is arranged along the edge of described kink.
2. flexible PCB as claimed in claim 1, it is characterized in that, described auxiliary cabling comprises interconnective first linkage section and the second linkage section, described first linkage section is arranged along the edge of described first wiring area in the position at described kink place, described second linkage section is arranged along the edge of described second wiring area in the position at described kink place, and described first linkage section is connected with the curved transition in junction of described second wiring area in described first wiring area with the second linkage section.
3. flexible PCB as claimed in claim 1, it is characterized in that, described flexible base, board also comprises join domain, described first wiring area is connected with described second wiring area by described join domain, at least one first kink is formed between described first wiring area and described join domain, form at least one second kink between described second wiring area and described join domain, described auxiliary cabling is arranged along the edge of described first kink and described second kink.
4. flexible PCB as claimed in claim 3, it is characterized in that, described auxiliary cabling comprises interconnective first linkage section and the second linkage section, described first linkage section is arranged along the edge of described first wiring area in the position at described first kink place, described second linkage section is arranged along the edge of described join domain in the position at described first kink place, and described first linkage section is connected with the curved transition in the junction of described join domain in described first wiring area with the second linkage section.
5. flexible PCB as claimed in claim 3, it is characterized in that, described auxiliary cabling comprises interconnective first linkage section and the second linkage section, described first linkage section is arranged along the edge of described second wiring area in the position at described second kink place, described second linkage section is arranged along the edge of described join domain in the position at described second kink place, and described first linkage section is connected with the curved transition in the junction of described join domain in described second wiring area with the second linkage section.
6. flexible PCB as claimed in claim 3, it is characterized in that, the edge of described auxiliary cabling along described first kink, the edge along described join domain and the edge along described second kink are in turn connected into a half overall frame-shaped construction.
7. flexible PCB as claimed in claim 6, it is characterized in that, described auxiliary cabling comprise connect successively first walk line segment, second and walk line segment and the 3rd and walk line segment, described first walks line segment is arranged along the edge of described first wiring area in the position at described first kink place, described second walks line segment is arranged along the edge of described join domain, and the described 3rd walks line segment is arranged along the edge of described second wiring area in the position at described second kink place.
8. flexible PCB as claimed in claim 7, is characterized in that, described first walks line segment and described second walks line segment and be connected in the curved transition in junction of described first wiring area and described join domain; Described second walks line segment and the described 3rd walks line segment and is connected in the curved transition in junction of described join domain and described second wiring area.
9. flexible PCB as claimed in claim 1, it is characterized in that, described auxiliary cabling is be arranged at not having the metal routing of electric connecting relation or be the partial earthing path in the not exclusive grounding path on described flexible PCB on described flexible PCB.
10. a mobile terminal, is characterized in that, described mobile terminal comprises the flexible PCB as described in claim 1-9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511027700.0A CN105517329A (en) | 2015-12-29 | 2015-12-29 | Flexible printed circuit and mobile terminal using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511027700.0A CN105517329A (en) | 2015-12-29 | 2015-12-29 | Flexible printed circuit and mobile terminal using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105517329A true CN105517329A (en) | 2016-04-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511027700.0A Pending CN105517329A (en) | 2015-12-29 | 2015-12-29 | Flexible printed circuit and mobile terminal using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105517329A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108419384A (en) * | 2018-05-14 | 2018-08-17 | 皆利士多层线路版(中山)有限公司 | Half bending printed wiring board and preparation method thereof |
| CN109817680A (en) * | 2019-01-31 | 2019-05-28 | 武汉华星光电半导体显示技术有限公司 | Flexible base board and display panel |
| CN110572928A (en) * | 2019-09-29 | 2019-12-13 | 广东德豪锐拓显示技术有限公司 | Circuit board structure |
| WO2021103148A1 (en) * | 2019-11-28 | 2021-06-03 | 瑞声声学科技(深圳)有限公司 | Flexible printed circuit board |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201616955U (en) * | 2010-03-12 | 2010-10-27 | 上海天马微电子有限公司 | Flexible printed circuit board |
| CN202059680U (en) * | 2011-05-26 | 2011-11-30 | 颜坚展 | Flexible printed circuit board with anti-tearing function |
| CN204810675U (en) * | 2015-07-13 | 2015-11-25 | 深圳市弘电显示技术有限公司 | Liquid crystal display is with preventing FPC structure of splitting |
-
2015
- 2015-12-29 CN CN201511027700.0A patent/CN105517329A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201616955U (en) * | 2010-03-12 | 2010-10-27 | 上海天马微电子有限公司 | Flexible printed circuit board |
| CN202059680U (en) * | 2011-05-26 | 2011-11-30 | 颜坚展 | Flexible printed circuit board with anti-tearing function |
| CN204810675U (en) * | 2015-07-13 | 2015-11-25 | 深圳市弘电显示技术有限公司 | Liquid crystal display is with preventing FPC structure of splitting |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108419384A (en) * | 2018-05-14 | 2018-08-17 | 皆利士多层线路版(中山)有限公司 | Half bending printed wiring board and preparation method thereof |
| CN109817680A (en) * | 2019-01-31 | 2019-05-28 | 武汉华星光电半导体显示技术有限公司 | Flexible base board and display panel |
| US11316120B2 (en) | 2019-01-31 | 2022-04-26 | Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Flexible substrate and display panel |
| CN110572928A (en) * | 2019-09-29 | 2019-12-13 | 广东德豪锐拓显示技术有限公司 | Circuit board structure |
| WO2021103148A1 (en) * | 2019-11-28 | 2021-06-03 | 瑞声声学科技(深圳)有限公司 | Flexible printed circuit board |
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