CN205543249U - Wifi antenna and STB - Google Patents
Wifi antenna and STB Download PDFInfo
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- CN205543249U CN205543249U CN201620067760.9U CN201620067760U CN205543249U CN 205543249 U CN205543249 U CN 205543249U CN 201620067760 U CN201620067760 U CN 201620067760U CN 205543249 U CN205543249 U CN 205543249U
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- antenna
- circuit substrate
- frequency radiation
- wifi antenna
- radiation arm
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Abstract
The utility model discloses a wifi antenna, including circuit substrate and antenna main part, the material of antenna main part is the copper foil, and the antenna main part is printed on the circuit substrate. The utility model provides a wifi antenna and STB prints on the lower circuit substrate of cost through the antenna main part with the copper foil material, and wherein the antenna main part has been avoided through the mode of printing for instance support the board of taking support chassis and carry a PIFA antenna and need use many sets of moulds to assemble, the cost is reduced not only, reasonable the support non -deformable of circuit substrate of wifi antenna in addition, performance preferred to realize wifi antenna and STB's low cost and high performance. The utility model also provides a STB.
Description
Technical field
This utility model relates to a kind of electronic device field, particularly relates to a kind of wifi antenna and Set Top Box.
Background technology
Along with the development of network machine top box, wifi is increasingly becoming the standard configuration function of set-top box product, because to realize
The wireless data transmission function of wifi, antenna is requisite device.
The antenna of Set Top Box has onboard PIFA antenna, its better performances at present, and this antenna has band support rib
Frame and exoskeletal dividing.Onboard PIFA antenna with support frame adds design and the assembling of skeleton component,
Cost advantage is little；Although exoskeletal onboard PIFA antenna cost is relatively low, but production technology is poor, sky
Line is easy to, by workman's compressive strain, cause bad, and antenna performance can not get ensureing.
Utility model content
The purpose of this utility model is to provide the wifi antenna of a kind of low cost and Set Top Box.
In order to solve above-mentioned technical problem, this utility model provides a kind of wifi antenna, including circuit substrate
And antenna body, the material of described antenna body is Copper Foil, and described antenna body is printed in described circuit substrate
On.
Wherein, described antenna body includes orthogonal first direction and second direction, described antenna body
Including signal pin, ground pin, grounding leg linking arm, high frequency radiation arm and low frequency radiation arm；Described letter
Number pin and described ground pin are arranged side by side on described circuit substrate along described first direction, described letter
Number pin and described ground pin are for being plugged in the main circuit board of Set Top Box；Described grounding leg linking arm edge
Described first direction to be connected between described signal pin and described ground pin；Described signal pin towards
Described second direction extends and forms described high frequency radiation arm；Described high frequency radiation arm is along described first direction also
Extend towards the direction towards described ground pin and form described low frequency radiation arm, described low frequency radiation arm and institute
State setting space between grounding leg linking arm.
Wherein, the side of described circuit substrate projects the first protruding and the second projection, described signal pin side by side
Being printed on two surfaces of described first protruding opposing setting, described ground pin is printed in described second convex
Rise on two surfaces of opposing setting.
Wherein, described low frequency radiation arm be shaped as long rectangle.
Wherein, described low frequency radiation arm be shaped as snakelike, zigzag or waveform.
Wherein, described low frequency radiation arm is printed on two surfaces of the opposing setting of described circuit substrate.
Wherein, described high frequency radiation arm along described circuit substrate length direction a length of 5.5～6.5mm.
Wherein, described low frequency radiation arm along described circuit substrate length direction a length of 19.5～
20.5mm。
Wherein, the thickness of described antenna body is 0.035mm.
This utility model additionally provides a kind of Set Top Box, including main circuit board and as any one in claim 1～9
Wifi antenna described in Xiang, described signal pin and described ground pin are plugged on described main circuit board.
This utility model provide wifi antenna with Set Top Box by the antenna body of Copper Foil material is printed in into
On this relatively low circuit substrate, wherein antenna body avoids as supporting band support frame by the way of printing
Onboard PIFA antenna need to use many molds to assemble, not only reduce cost, and wifi antenna
Having because the support of circuit substrate is unlikely to deform, performance is preferable, thus realizes the low of wifi antenna and Set Top Box
Cost and high-performance.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical solution of the utility model, will make required in embodiment below
Accompanying drawing be briefly described, it should be apparent that, below describe in accompanying drawing the most of the present utility model
Some embodiments, for those of ordinary skill in the art, in the premise not paying creative work
Under, it is also possible to other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram of a kind of wifi antenna that this utility model embodiment provides；
Fig. 2 is the schematic diagram of another angle of wifi antenna in Fig. 1；
Fig. 3 is the schematic diagram of a kind of main circuit board that this utility model embodiment provides；
Fig. 4 is the schematic diagram of the another kind of wifi antenna that this utility model embodiment provides.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, to the skill in this utility model embodiment
Art scheme is clearly and completely described.
In the description of this utility model embodiment, it is to be understood that term " first direction " " second direction "
" length direction " " width " " thickness " " waits the orientation of instruction or position relationship for based on shown in accompanying drawing
Orientation or position relationship, be for only for ease of description the present invention and simplify describe rather than hint or instruction
The device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not
It is interpreted as restriction of the present utility model.
Refer to Fig. 1 to Fig. 3, a kind of Set Top Box provided for this utility model, including main circuit board 1 He
Wifi antenna 2；Wifi antenna 2 includes circuit substrate 21 and antenna body 22, and the material of antenna body 22 is
Copper Foil, antenna body 22 is printed on circuit substrate 21.
By the antenna body 22 of Copper Foil material is printed on lower-cost circuit substrate 21, wherein antenna
Main body 22 avoids the onboard PIFA antenna as supporting band support frame by the way of printing needs use many
Mold assembles, and not only reduces cost, and wifi antenna 2 has because of the support of circuit substrate 21
Being unlikely to deform, performance is preferable, thus realizes wifi antenna 2 and the low cost of Set Top Box and high-performance.
In the present embodiment, the material of circuit substrate 21 is conventional FR4 plate (stiffening plate), and cost is relatively low,
Versatility is wide, reduces the processing cost of wifi antenna 2.Circuit substrate 21 essentially long rectangle, its concrete shape
Shape does suitably deformation according to being printed in antenna body 22 thereon.The thickness of circuit substrate 21 is 0.8mm.Electricity
Base board 21 includes the first face 211 of being oppositely arranged and the second face 212 and four sides 213, the first face 211
Printed antenna main body 22 is all can be used for the second face 212.Certainly, in other embodiments, circuit substrate 21
Thickness can change according to practical situation.
It should be understood that for the ease of wifi antenna 2 is plugged on main circuit board 1, circuit substrate 21
Side 213 projects the first protruding 213b of protruding 213a and second side by side, and wherein, this side 213 is circuit base
The long limit of plate 21, the first protruding 213a and the second protruding 213b along circuit substrate 21 length direction side by side
Arranging, the first protruding 213b of protruding 213a and second is respectively arranged with the signal pin 221 of wifi main body and connects
Ground pin 222, in order to pass through Wave crest Welding on main circuit board 1, makes wifi antenna 2 and main electricity
Road plate 1 forms vertical relation.
It should be understood that the side 213 of circuit substrate 21 is additionally provided with the 3rd protruding 213c, the 3rd protruding 213c
Between the first protruding 213b of protruding 213a and second, in order to the grafting more surely fastened with main circuit board 1.
In the present embodiment, the material of antenna body 22 is copper foil layer, and it is printed in the first of circuit substrate 21
On face 211 and/or the second face 212.The thickness of antenna body 22 is 0.035mm.Certainly, implement at other
In example, the thickness of antenna body 22 can change according to practical situation.
In the present embodiment, main circuit board 1 being provided with rectangular area 11, this rectangular area 11 is used for welding
Wifi antenna 2, rectangular area 11 is formed signal pin 221 jack 11a, fixing pin jack 11b,
Ground pin 222 jack 11c, wherein, the periphery of signal pin 221 jack 11a is provided with the heavy copper hole of annular
Pad 11d, the periphery of the heavy copper eyelet welding dish 11d of annular is set to prohibit wiring region 11e, to control wifi antenna 2
Impedance with transmission line is unaffected；The periphery of ground pin 222 jack 11c also arranges pin pad 11f.
Rectangular area 11 is all covered with copper in addition to the above-mentioned region mentioned, cloth copper region 11g avoids wiring, prevents wifi
Antenna 2 is interfered.
By the first of wifi antenna 2 the protruding 213a, the 3rd protruding 213c and second protruding 213b grafting letter respectively
In number pin 221 jack 11a, fixing pin jack 11b and ground pin 222 jack 11c, and pass through ripple
Peak is welded on main circuit board 1, can realize the wifi transmission performance of Set Top Box.
In order to further improve, antenna body 22 includes orthogonal first direction and second direction,
Antenna body 22 includes signal pin 221, ground pin 222, grounding leg linking arm 223, high frequency radiation arm
224 and low frequency radiation arm 225；Signal pin 221 and ground pin 222 be arranged side by side along a first direction in
On circuit substrate 21, signal pin 221 and ground pin 222 are for being plugged in the main circuit board 1 of Set Top Box
On；Grounding leg linking arm 223 is connected between signal pin 221 and ground pin 222 along a first direction；
Signal pin 221 extends towards second direction and forms high frequency radiation arm 224；High frequency radiation arm 224 is along first
Direction also extends formation low frequency radiation arm 225, low frequency radiation arm 225 towards the direction towards ground pin 222
And setting space between grounding leg linking arm 223.
By antenna body 22 being set to double frequency wifi antenna 2, so that this wifi antenna 2 can simultaneously work
Make, in 2.4-2.5GHz and 5.1-5.8GHz frequency range, to improve the transmission performance of wifi antenna 2 further.
In the present embodiment, first direction is parallel to the length direction of circuit substrate 21, and second direction is parallel to
The width of circuit substrate 21.Antenna body 22 is mainly printed on the first face 211.Signal pin 221
It is respectively printed at the first protruding 213b region of protruding 213a and second, in order to first is convex with ground pin 222
Rise when the protruding 213b of 213a and second is plugged on main circuit board 1 and can carry out signal transmission with main circuit board 1.
It should be understood that for the bonding strength strengthening wifi antenna 2 and main circuit board 1, signal pin 221
All being made up of two-layer copper foil layer with ground pin 222, it is opposing that signal pin 221 is printed in the first protruding 213a
On two surfaces arranged, ground pin 222 is printed on two surfaces of the second protruding opposing setting of 213b.
Wherein, the first protruding 213a offers heavy copper hole, to connect two surfaces of the first protruding opposing setting of 213a
Copper foil layer；Second protruding 213b is also such, repeats no more.Certainly, in other embodiments, signal pin
221 and ground pin 222 can also be monolayer copper foil layer.
In the present embodiment, grounding leg linking arm 223 is connected to signal pin 221 and ground connection along a first direction
Pin 222 is away from one end of the first protruding 213b of protruding 213a and second；Wherein, inventor is through substantial amounts of
Experiment finds, grounding leg linking arm 223 a length of 9.5-10.5mm along a first direction, this length can be spelled
Join the resistance requirements of 50 ohm.Certainly, in other embodiments, it is also possible to it is set according to the actual requirements
The grounding leg linking arm 223 of its size.
In the present embodiment, signal pin 221 extends along second direction away from one end of the first protruding 213a
Form high frequency radiation arm 224, be used for receiving high-frequency signal；Wherein, inventor finds through substantial amounts of experiment,
High frequency radiation arm 224 along circuit substrate 21 length direction a length of 5.5～6.5mm, it is possible to further
Improve performance and the versatility of wifi antenna 2.
In the present embodiment, high frequency radiation arm 224 is along a first direction and towards the side towards ground pin 222
Form low frequency radiation arm 225 to extending, be used for receiving low frequency signal；Wherein, inventor is through substantial amounts of experiment
Finding, low frequency radiation arm 225 is along a length of 19.5～20.5mm, energy of the length direction of circuit substrate 21
Enough performances improving wifi antenna 2 further and versatility.
It should be understood that low frequency radiation arm 225 be shaped as long rectangle.Certainly, in other embodiments, as
Shown in Fig. 4, the shape of low frequency radiation arm 225 can also be snakelike；May be appreciated, it is also possible to for zigzag
Or waveform, increases the length of low frequency radiation arm 225, reduce the length of whole wifi antenna 2.
It should be understood that low frequency radiation arm 225 is printed on two surfaces of the opposing setting of circuit substrate 21,
Wherein, low frequency radiation arm 225 includes that two-layer copper foil layer, two-layer copper foil layer are respectively printed at circuit substrate 21
On first face 211 and the second face 212, and connected by conductive hole, to increase the area of radiation arm, fall
Low wifi antenna 2 is along the height of second direction.
When wifi antenna 2 needs to be welded on main circuit board 1, by the first of wifi antenna 2 the protruding 213a,
3rd protruding 213c and second protruding 213b grafting signal pin 221 jack 11a, fixing pin jack respectively
In 11b and ground pin 222 jack 11c, and by Wave crest Welding on main circuit board 1, can realize
The wifi transmission performance of Set Top Box.
The wifi antenna 2 of this utility model offer and Set Top Box are by printing the antenna body 22 of Copper Foil material
On lower-cost circuit substrate 21, wherein antenna body 22 avoids as supporting band by the way of printing
The onboard PIFA antenna of support frame needs to use many molds to assemble, and not only reduces cost, and
Wifi antenna 2 has because the support of circuit substrate 21 is unlikely to deform, and performance is preferable, thus realizes wifi antenna 2
Low cost and high-performance with Set Top Box.
It is above preferred implementation of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of without departing from this utility model principle, it is also possible to make some improvements and modifications,
These improvements and modifications are also considered as protection domain of the present utility model.
Claims (10)
1. a wifi antenna, it is characterised in that include circuit substrate and antenna body, described antenna body
Material be Copper Foil, described antenna body is printed on described circuit substrate.
Wifi antenna the most according to claim 1, it is characterised in that described antenna body includes mutually
Vertical first direction and second direction, described antenna body includes signal pin, ground pin, grounding leg
Linking arm, high frequency radiation arm and low frequency radiation arm；Described signal pin and described ground pin are along described
One direction is arranged side by side on described circuit substrate, and described signal pin and described ground pin are used for being plugged in
On the main circuit board of Set Top Box；Described grounding leg linking arm is connected to described signal pipe along described first direction
Between foot and described ground pin；Described signal pin extends towards described second direction and forms described high frequency spoke
Penetrate arm；Described high frequency radiation arm extends along described first direction and towards the direction towards described ground pin
Form described low frequency radiation arm, setting space between described low frequency radiation arm and described grounding leg linking arm.
Wifi antenna the most according to claim 2, it is characterised in that the side of described circuit substrate is also
Row projects first protruding and the second projection, and described signal pin is printed in the two of described first protruding opposing setting
On individual surface, described ground pin is printed on two surfaces of described second protruding opposing setting.
Wifi antenna the most according to claim 2, it is characterised in that the shape of described low frequency radiation arm
For long rectangle.
Wifi antenna the most according to claim 2, it is characterised in that the shape of described low frequency radiation arm
For snakelike, zigzag or waveform.
Wifi antenna the most according to claim 2, it is characterised in that described low frequency radiation arm is printed in
On two surfaces of the opposing setting of described circuit substrate.
Wifi antenna the most according to claim 2, it is characterised in that described high frequency radiation arm is along institute
State circuit substrate length direction a length of 5.5～6.5mm.
Wifi antenna the most according to claim 2, it is characterised in that described low frequency radiation arm is along institute
State circuit substrate length direction a length of 19.5～20.5mm.
Wifi antenna the most according to claim 2, it is characterised in that the thickness of described antenna body is
0.035mm。
10. a Set Top Box, it is characterised in that include main circuit board and such as claim 1～9 any one
Described wifi antenna, described signal pin and described ground pin are plugged on described main circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620067760.9U CN205543249U (en) | 2016-01-23 | 2016-01-23 | Wifi antenna and STB |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620067760.9U CN205543249U (en) | 2016-01-23 | 2016-01-23 | Wifi antenna and STB |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205543249U true CN205543249U (en) | 2016-08-31 |
Family
ID=56768234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620067760.9U Active CN205543249U (en) | 2016-01-23 | 2016-01-23 | Wifi antenna and STB |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205543249U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109244657A (en) * | 2018-10-31 | 2019-01-18 | 深圳创维数字技术有限公司 | Printed antenna structure, pcb board and electronic equipment |
| CN110247176A (en) * | 2019-06-12 | 2019-09-17 | 锐捷网络股份有限公司 | A kind of high isolation wideband MIMO antenna and printed circuit board |
-
2016
- 2016-01-23 CN CN201620067760.9U patent/CN205543249U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109244657A (en) * | 2018-10-31 | 2019-01-18 | 深圳创维数字技术有限公司 | Printed antenna structure, pcb board and electronic equipment |
| CN109244657B (en) * | 2018-10-31 | 2023-12-15 | 深圳创维数字技术有限公司 | Printed antenna structure, PCB and electronic equipment |
| CN110247176A (en) * | 2019-06-12 | 2019-09-17 | 锐捷网络股份有限公司 | A kind of high isolation wideband MIMO antenna and printed circuit board |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |