CN201556704U - Flexible printed circuit board antenna - Google Patents
Flexible printed circuit board antenna Download PDFInfo
- Publication number
- CN201556704U CN201556704U CN2009202161854U CN200920216185U CN201556704U CN 201556704 U CN201556704 U CN 201556704U CN 2009202161854 U CN2009202161854 U CN 2009202161854U CN 200920216185 U CN200920216185 U CN 200920216185U CN 201556704 U CN201556704 U CN 201556704U
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- CN
- China
- Prior art keywords
- printed circuit
- circuit board
- extension area
- board
- flexible printed
- 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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Abstract
The utility model discloses a flexible printed circuit board antenna, which comprises a flexible substrate and two metal thin belt formed on the flexible substrate. The flexible substrate comprises a body portion with a basically rectangular shape and an electric connection portion extending out from the edge on one side of the body portion; the two metal thin belts in zigzag bent arrangement are spread all over the whole flexible substrate and form an antenna coil for wireless communication; and four ends of the two metal thin belts are disposed at the tail end of the electric connection portion. The flexible printed circuit board antenna has the advantages of fine antenna effect, capability of realizing transmitting and receiving of wireless communication signals and fine anti-interference performance.
Description
Technical field
The utility model belongs to the wireless communication technique field, is specifically related to a kind of flexible printed circuit board antenna.
Background technology
Usually, in electronic installation, the printed circuit board (PCB) that is called printed board is inserted in its casing, and the electronic installation that electronic component and mechanical component are wanted with structure wherein is installed on described printed circuit board (PCB).For this printed board, what mainly use is hard plate, and still, normal use is flexible printed circuit board (being also referred to as FPC) in recent years.
FPC is the circuit board with high degree of flexibility, and its heat-resisting, pliable and tough resin material that uses polyimides and so on for example is as insulating material, and can be with electronic component mounted thereto, bendings such as mechanical component.When FPC inserts in the device, connect up effectively in its space in can operative installations, so electronic installation can be made miniaturization.
In recent years, enlarging the utilization of the wireless telecommunications that utilize electromagnetic induction.In wireless telecommunications, carried terminal etc. carry and carry antenna on electronic equipment and the read write line respectively, carry out exchanges data communication each other.Wherein, for the antenna that carries in carrying electronic equipment, special strong request high-performance, low price, miniaturization are so the flexible printed circuit board antenna is in and is extensive use of.
The utility model content
The purpose of this utility model provides the flexible printed circuit board antenna that a kind of antenna effect is better, can realize the wireless communication signal transmitting-receiving.
The technical scheme that realizes the utility model purpose is: a kind of flexible printed circuit board antenna comprises flexible base, board and two metal sheet bands that are molded on the flexible base, board; Described flexible base, board comprises body that basic configuration is rectangular and from the extended electrical connection section of body one lateral edges; The repeatedly tortuous bend alignment of described two strip metal strips and spreading on the whole flexible base, board, described two strip metal strips constitute the wireless telecommunications aerial coil; Four end points of described two strip metal strips are arranged on the end of described electrical connection section.
In the technique scheme, described two strip metal strips are similar to and are arranged in parallel.
In the technique scheme, described splicing ear is provided with eight gold plated contacts, and two adjacent gold-plated electric shocks are corresponding to an end points of described two strip metal strips.
In the technique scheme, the body of described flexible base, board is provided with five welding holes that are used for being electrically connected with the external connection electrical apparatus element usefulness.
In the technique scheme, the electrical connection section of described flexible base, board comprises extension area that links to each other with body one lateral edges and the bonding pad of continuing extension from the end of described extension area, and described bonding pad and described extension area are perpendicular.
In the technique scheme, leave a breach between the end of described extension area and the edge of described body.
In the technique scheme, the opposite side relative of described flexible base, board body with being provided with extension area, be provided with an auxiliary extension area, also leave an auxiliary breach between the end of this auxiliary extension area and the body, this auxiliary breach is all identical with breach size and shape between described extension area and the body.
The utlity model has positive effect:
(1) in the utility model, the aerial coil that is made of the repeatedly tortuous arrangement of two strip metal strips has fabulous anti-interference, can receive and dispatch the high frequency wireless communication signal preferably, be molded on the flexible base, board owing to described aerial coil simultaneously, can be crooked, therefore its coiling can be arranged in the electrical equipment portable terminal device, it is little to take up room, reduce the volume of carried terminal, make its microminiaturization.
(2) in the utility model, described flexible base, board and to be arranged in the shape of the aerial coil on the substrate very reasonable can effectively be realized the communication signal transmitting-receiving of default wave band.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model.
Flexible base, board 1, body 11, welding hole 111, auxiliary extension area 112, auxiliary breach 113, electrical connection section 12, extension area 121, bonding pad 122, breach 123, metal sheet band 2, end points 21.
Embodiment
(embodiment 1)
Fig. 1 is a kind of structural representation of the present utility model, has shown a kind of embodiment of the present utility model.
Present embodiment is a kind of flexible printed circuit board antenna, sees Fig. 1, comprises flexible base, board 1 and two metal sheet bands 2 that are molded on the flexible base, board 1; Described flexible base, board 1 comprises the rectangular body of basic configuration 11 and from the extended electrical connection section 12 of body 11 1 lateral edges; More than 2 tortuous bend alignment of described two strip metal strips and spreading on the whole flexible base, board 1, described two strip metal strips 2 are similar to and are arranged in parallel; Described two strip metal strips 2 constitute the wireless telecommunications aerial coil; Four end points 21 of described two strip metal strips 2 are arranged on the end of described electrical connection section 12.Described splicing ear is provided with eight gold plated contacts, and two adjacent gold-plated electric shocks are corresponding to an end points of described two strip metal strips.
The body of described flexible base, board 1 is provided with five welding holes 111 that are used for being electrically connected with the external connection electrical apparatus element usefulness.
The electrical connection section 12 of described flexible base, board 1 comprises extension area 121 that links to each other with body one lateral edges and the bonding pad 122 of continuing extension from the end of described extension area 121, and described bonding pad 122 and described extension area 121 are perpendicular.Leave a breach 123 between the end of described extension area 121 and the edge of described body.
The opposite side relative of described flexible base, board 1 body with being provided with extension area 121, be provided with an auxiliary extension area 112, also leave an auxiliary breach 113 between end that should auxiliary extension area 112 and the body, this auxiliary breach 113 is all identical with breach 123 sizes and shape between described extension area 121 and the body.
The present embodiment advantage is as follows: in (1) present embodiment, the aerial coil that is made of the repeatedly tortuous arrangement of two strip metal strips has fabulous anti-interference, can receive and dispatch the high frequency wireless communication signal preferably, be molded on the flexible base, board owing to described aerial coil simultaneously, can be crooked, therefore its coiling can be arranged in the electrical equipment portable terminal device, it is little to take up room, reduce the volume of carried terminal, make its microminiaturization.(2) in the present embodiment, described flexible base, board and to be arranged in the shape of the aerial coil on the substrate very reasonable can effectively be realized the communication signal transmitting-receiving of default wave band.
Obviously, the foregoing description of the present utility model only is for the utility model example clearly is described, and is not to be qualification to execution mode of the present utility model.For the those of ordinary skill in described field, can also make other changes in different forms on the basis of the above description.Here need not also can't give exhaustive to all execution modes.And these belong to conspicuous variation or the change that spirit of the present utility model extended out and still are among the protection range of the present utility model.
Claims (6)
1. a flexible printed circuit board antenna comprises flexible base, board (1) and two metal sheet bands (2) that are molded on the flexible base, board (1); Described flexible base, board (1) comprises the rectangular body of basic configuration (11) and from the body extended electrical connection sections of (11) one lateral edges (12); It is characterized in that: the described repeatedly tortuous bend alignment of two strip metal strips (2) and spreading on the whole flexible base, board (1), described two strip metal strips (2) constitute the wireless telecommunications aerial coil; Four end points (21) of described two strip metal strips (2) are arranged on the end of described electrical connection section (12).
2. flexible printed circuit board antenna according to claim 1 is characterized in that: described splicing ear is provided with eight gold plated contacts, and two adjacent gold-plated electric shocks are corresponding to an end points (21) of described two strip metal strips (2).
3. flexible printed circuit board antenna according to claim 1 is characterized in that: the body of described flexible base, board (1) is provided with five welding holes (111) that are used for being electrically connected with the external connection electrical apparatus element usefulness.
4. flexible printed circuit board antenna according to claim 1, it is characterized in that: the electrical connection section (12) of described flexible base, board (1) comprises extension area (121) that links to each other with body one lateral edges and the bonding pad (122) of continuing extension from the end of described extension area (121), and described bonding pad (122) are perpendicular with described extension area (121).
5. flexible printed circuit board antenna according to claim 4 is characterized in that: leave a breach (123) between the end of described extension area (121) and the edge of described body.
6. flexible printed circuit board antenna according to claim 5, it is characterized in that: described flexible base, board (1) body be provided with the relative opposite side of extension area (121), be provided with an auxiliary extension area (112), also leave an auxiliary breach (113) between end that should auxiliary extension area (112) and the body, this auxiliary breach (113) is all identical with breach (123) size and shape between described extension area (121) and the body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202161854U CN201556704U (en) | 2009-09-17 | 2009-09-17 | Flexible printed circuit board antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202161854U CN201556704U (en) | 2009-09-17 | 2009-09-17 | Flexible printed circuit board antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201556704U true CN201556704U (en) | 2010-08-18 |
Family
ID=42616393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202161854U Expired - Fee Related CN201556704U (en) | 2009-09-17 | 2009-09-17 | Flexible printed circuit board antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201556704U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102737267A (en) * | 2011-04-13 | 2012-10-17 | 阿尔卑斯电气株式会社 | Radio communication card |
-
2009
- 2009-09-17 CN CN2009202161854U patent/CN201556704U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102737267A (en) * | 2011-04-13 | 2012-10-17 | 阿尔卑斯电气株式会社 | Radio communication card |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100818 Termination date: 20130917 |