CN1960595A - Flexible circuit board with structure for shielding electromagnetic wave - Google Patents
Flexible circuit board with structure for shielding electromagnetic wave Download PDFInfo
- Publication number
- CN1960595A CN1960595A CN 200510022031 CN200510022031A CN1960595A CN 1960595 A CN1960595 A CN 1960595A CN 200510022031 CN200510022031 CN 200510022031 CN 200510022031 A CN200510022031 A CN 200510022031A CN 1960595 A CN1960595 A CN 1960595A
- Authority
- CN
- China
- Prior art keywords
- circuit board
- silver foil
- flexible circuit
- protective layer
- electromagnetic wave
- 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
Images
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Structure Of Printed Boards (AREA)
Abstract
Description
Project | Sample one | Sample two | Sample three | Sample four | Sample five |
Come off/number of melted product | No | 13 | 24 | 5 | No |
Project | Sample one | Sample five | Comparative example one | Comparative example two | Comparative example three | |
FPC bends number of times | 158986 | 135637 | 78930 | 75064 | 157984 | |
Screening effectiveness (dB) | 10MHz | 80 | 78 | 90 | 75 | 82 |
1GHz | 65 | 60 | 75 | 55 | 65 | |
Thermal endurance | There are not phenomenons such as the foaming that comes off well | There are not phenomenons such as the foaming that comes off well | There are not phenomenons such as the foaming that comes off well | The poor foaming that comes off | Difference breaks away from bubbles |
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2005100220318A CN1960595B (en) | 2005-11-02 | 2005-11-02 | Flexible circuit board with structure for shielding electromagnetic wave |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2005100220318A CN1960595B (en) | 2005-11-02 | 2005-11-02 | Flexible circuit board with structure for shielding electromagnetic wave |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1960595A true CN1960595A (en) | 2007-05-09 |
CN1960595B CN1960595B (en) | 2010-11-10 |
Family
ID=38072026
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2005100220318A Active CN1960595B (en) | 2005-11-02 | 2005-11-02 | Flexible circuit board with structure for shielding electromagnetic wave |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN1960595B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102209428A (en) * | 2010-03-29 | 2011-10-05 | 富葵精密组件(深圳)有限公司 | Circuit board with electromagnetic shielding structure |
CN105657958A (en) * | 2015-12-29 | 2016-06-08 | 广东欧珀移动通信有限公司 | Mobile terminal, flexible circuit board and manufacture method thereof |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1208998C (en) * | 2002-03-08 | 2005-06-29 | 启亨股份有限公司 | Printed circuit board and its production process |
CN2571138Y (en) * | 2002-09-28 | 2003-09-03 | 天瑞企业股份有限公司 | Electromagnetic interference (EMI) shielding layer structure |
-
2005
- 2005-11-02 CN CN2005100220318A patent/CN1960595B/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102209428A (en) * | 2010-03-29 | 2011-10-05 | 富葵精密组件(深圳)有限公司 | Circuit board with electromagnetic shielding structure |
CN102209428B (en) * | 2010-03-29 | 2013-03-06 | 富葵精密组件(深圳)有限公司 | Circuit board with electromagnetic shielding structure |
CN105657958A (en) * | 2015-12-29 | 2016-06-08 | 广东欧珀移动通信有限公司 | Mobile terminal, flexible circuit board and manufacture method thereof |
Also Published As
Publication number | Publication date |
---|---|
CN1960595B (en) | 2010-11-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shenzhen BYD Electronic Component Co., Ltd. Assignor: Biyadi Co., Ltd. Contract fulfillment period: 2008.4.25 to 2015.11.14 Contract record no.: 2008440000067 Denomination of invention: Flexible circuit board with structure for shielding electromagnetic wave License type: Exclusive license Record date: 20080504 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENCE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.4.25 TO 2015.11.14 Name of requester: BIYADI ELECTRON MEMBER CO., LTD., SHENZHEN CITY Effective date: 20080504 |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20201202 Address after: No. 99, South Ring Road, Jingjiang City, Taizhou City, Jiangsu Province Patentee after: Jingjiang Shunhai Automobile Trade Co.,Ltd. Address before: 518119 BYD Industrial Park, Yanan Road, Kwai Chung Town, Longgang District, Guangdong, Shenzhen Patentee before: BYD Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20220217 Address after: 214500 No. 96, Xingye Road, Jingjiang City, Taizhou City, Jiangsu Province (in Chengnan Incubation Park) Patentee after: Jingjiang Defang Technology Service Co.,Ltd. Address before: 214500 No.99, South Ring Road, Jingjiang City, Taizhou City, Jiangsu Province Patentee before: Jingjiang Shunhai Automobile Trade Co.,Ltd. |