CN2569515Y - Soft circuit boardwith electromagnetic shield layer - Google Patents
Soft circuit boardwith electromagnetic shield layer Download PDFInfo
- Publication number
- CN2569515Y CN2569515Y CN 02273064 CN02273064U CN2569515Y CN 2569515 Y CN2569515 Y CN 2569515Y CN 02273064 CN02273064 CN 02273064 CN 02273064 U CN02273064 U CN 02273064U CN 2569515 Y CN2569515 Y CN 2569515Y
- Authority
- CN
- China
- Prior art keywords
- circuit board
- screen
- printed wiring
- wiring board
- soft
- 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.)
- Expired - Fee Related
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model relates to a soft circuit board with an electromagnetic shield layer, which belongs to the field of printing circuits, particularly a structure of a printing circuit board. The soft circuit board is composed of a soft printing circuit board and a shielding layer, wherein the soft printing circuit board is coated with a shielding layer, the shielding layer is a layer of film membrane of high metallic conductor and can bend with the soft printing circuit board. The utility model is provided with the soft circuit board of the electromagnetic shielding layer, and has the advantages of reasonable physical design, simple utility, electromagnetism shielding and electromagnetic interference resistance. The circuit of the printing circuit board is durable of breaking so as to increase the number of bends of the printing circuit board.
Description
The utility model has the flexible circuit board of electro-magnetic screen layer to belong to printed circuit field, particularly a kind of structure of printed circuit board (PCB).
The field such as electronics, communication, computer that strict demand is arranged in anti-electromagnetic interference, printed circuit on the circuit board can produce electromagnetic interference, serious meeting influences the performance of product, cause machinery equipment to produce fault, the flexible circuit board that particularly uses on sophisticated electronics, adjoining printed circuit can produce electromagnetic interference.
The purpose of this utility model is to avoid the deficiencies in the prior art part and provides a kind of electromagnetism that can shield, the flexible circuit board that electro-magnetic screen layer is arranged of anti-electromagnetic interference.
The purpose of this utility model reaches by following measure, it is made up of flexible printed wiring board and screen, on flexible printed wiring board, covering one deck screen, screen is a floor height metallic conductor film, can be with the flexible printed wiring board bending, on the one hand can shield electromagnetic interference, make not frangibility of flexible printed wiring board on the other hand, improved the number of bends of printed circuit board (PCB), high metallic conductor membrane shield layer is coated on the flexible printed wiring board, and screen has certain thickness.
The utility model can cover one deck screen by the single face on flexible printed wiring board, and screen is a floor height metallic conductor film.
The utility model can be on flexible printed wiring board two-sided one deck screen that covering, screen is a floor height metallic conductor film.
The utility model has the flexible circuit board structure of electro-magnetic screen layer reasonable in design, simple and practical, can shield electromagnetism, anti-electromagnetic interference, and the circuit of printed circuit board (PCB) is frangibility not, can improve the number of bends of printed circuit board (PCB).
Accompanying drawing 1 is the utility model example structure schematic diagram.
Accompanying drawing 2 is the utility model example structure schematic diagrames.
Accompanying drawing 3 is structural representations of the present utility model.
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in Figure 1, it is made up of the utility model flexible printed wiring board 1 and screen 2, single face on flexible printed wiring board is covering one deck screen, screen is a floor height metallic conductor film, can be with the flexible printed wiring board bending, high metallic conductor membrane shield layer is coated on the flexible printed wiring board, and thickness is 10 microns.
As shown in Figure 2, it is made up of the utility model flexible printed wiring board 1 and screen 2, two-sided one deck screen that covering on flexible printed wiring board, screen is a floor height metallic conductor film, can be with the flexible printed wiring board bending, high metallic conductor membrane shield layer is coated on the flexible printed wiring board, and thickness is 20 microns.
As shown in Figure 3, the utility model is to cover one deck screen 2 on flexible printed wiring board 1, and screen is a floor height metallic conductor film, and screen has certain thickness.
Claims (4)
1, a kind of flexible circuit board that electro-magnetic screen layer is arranged is characterized in that being made up of flexible printed wiring board and screen, is covering one deck screen on flexible printed wiring board, and screen is a floor height metallic conductor film.
2, the flexible circuit board that electro-magnetic screen layer is arranged according to claim 1 is characterized in that the single face on flexible printed wiring board is covering one deck screen.
3, the flexible circuit board that electro-magnetic screen layer is arranged according to claim 1 is characterized in that the two-sided one deck screen that covering on flexible printed wiring board, and screen is a floor height metallic conductor film.
4, the flexible circuit board that electro-magnetic screen layer is arranged according to claim 1 is characterized in that high metallic conductor membrane shield layer is coated on the flexible printed wiring board, and thickness is the 5-40 micron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02273064 CN2569515Y (en) | 2002-09-06 | 2002-09-06 | Soft circuit boardwith electromagnetic shield layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02273064 CN2569515Y (en) | 2002-09-06 | 2002-09-06 | Soft circuit boardwith electromagnetic shield layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2569515Y true CN2569515Y (en) | 2003-08-27 |
Family
ID=33737636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02273064 Expired - Fee Related CN2569515Y (en) | 2002-09-06 | 2002-09-06 | Soft circuit boardwith electromagnetic shield layer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2569515Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100369537C (en) * | 2003-11-26 | 2008-02-13 | 三星Sdi株式会社 | Plasma display |
| CN1694602B (en) * | 2004-05-09 | 2010-05-05 | 易鼎股份有限公司 | Flat flexible circuit board strucure with shield plane layer |
| CN111968536A (en) * | 2020-09-09 | 2020-11-20 | 武汉华星光电半导体显示技术有限公司 | Shielding belt and preparation method of display module |
| WO2022040968A1 (en) * | 2020-08-26 | 2022-03-03 | 京东方科技集团股份有限公司 | Electromagnetic shielding film, flexible circuit board, and display device |
| CN116709759A (en) * | 2023-07-03 | 2023-09-05 | 广州方邦电子股份有限公司 | Electromagnetic shielding film and circuit board |
-
2002
- 2002-09-06 CN CN 02273064 patent/CN2569515Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100369537C (en) * | 2003-11-26 | 2008-02-13 | 三星Sdi株式会社 | Plasma display |
| US7365490B2 (en) | 2003-11-26 | 2008-04-29 | Samsung Sdi Co., Ltd. | Plasma display device |
| CN1694602B (en) * | 2004-05-09 | 2010-05-05 | 易鼎股份有限公司 | Flat flexible circuit board strucure with shield plane layer |
| WO2022040968A1 (en) * | 2020-08-26 | 2022-03-03 | 京东方科技集团股份有限公司 | Electromagnetic shielding film, flexible circuit board, and display device |
| CN114731775A (en) * | 2020-08-26 | 2022-07-08 | 京东方科技集团股份有限公司 | Electromagnetic shielding film, flexible circuit board and display device |
| US11765873B2 (en) | 2020-08-26 | 2023-09-19 | Boe Technology Group Co., Ltd. | Electromagnetic shielding film, flexible circuit board and display device |
| CN114731775B (en) * | 2020-08-26 | 2024-01-09 | 京东方科技集团股份有限公司 | Electromagnetic shielding film, flexible circuit board and display device |
| CN111968536A (en) * | 2020-09-09 | 2020-11-20 | 武汉华星光电半导体显示技术有限公司 | Shielding belt and preparation method of display module |
| CN111968536B (en) * | 2020-09-09 | 2022-06-10 | 武汉华星光电半导体显示技术有限公司 | Shielding belt and preparation method of display module |
| CN116709759A (en) * | 2023-07-03 | 2023-09-05 | 广州方邦电子股份有限公司 | Electromagnetic shielding film and circuit board |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: GUANGZHOU ANFEINUO CHENGXIN SOFT CIRCUIT CO., LTD Free format text: FORMER OWNER: GUANGZHOU ANKEMA SOFT CIRCUIT CO.,LTD. Effective date: 20051118 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20051118 Address after: 511480, Guangzhou, Guangdong City, Panyu District Province town, Wan An Industrial Zone Patentee after: Guangzhou Amphenol Sincere Flex Circuits Co., Ltd. Address before: 511400, Guangdong, Guangzhou, Panyu District City Bridge Street, No. 232 West Ring Road on the third floor Patentee before: Ankema Soft Circuit Co., Ltd., Guangzhou |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |