CN205543193U - Antenna device - Google Patents
Antenna device Download PDFInfo
- Publication number
- CN205543193U CN205543193U CN201620065213.7U CN201620065213U CN205543193U CN 205543193 U CN205543193 U CN 205543193U CN 201620065213 U CN201620065213 U CN 201620065213U CN 205543193 U CN205543193 U CN 205543193U
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- China
- Prior art keywords
- antenna assembly
- systematically
- unit
- main radiator
- radiation body
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Abstract
The utility model provides an antenna device, including systematic unit with center on systematically the irradiator is stated including being fixed in respectively to the irradiator of unit setting systematically the relative both sides of unit the body and by the primary radiation body that the body extends, the primary radiation position in systematically the unit one end and with systematic the unit certain distance of being separated by, the primary radiation body includes two fractures, two the fracture will the first primary radiation body, the second primary radiation body and the third primary radiation body are separated into in proper order to the primary radiation body, antenna device still connects including the electricity systematically the unit with a ground circuit, first feeder line and tunable matching circuit that between the second primary radiation body and interval set up.
Description
Technical field
This utility model relates to a kind of antenna, particularly relates to one and is used in communication electronic product neck
The antenna assembly in territory.
Background technology
Along with the development of mobile communication technology, mobile phone, PAD, notebook computer etc. are increasingly becoming
Electronic product indispensable in life, and this electronic product all be updated to increase sky traditional thread binding
Put the telecommunications product making it have communication function.But consumer is the most only satisfied with its application
Function, also improves constantly the appearance requirement of described telecommunications product.Metal shell described
Telecommunications product has good texture, and durable, therefore suffers from many consumers
Welcome.
Due to electromagnetic wave can not penetrating metal, be unfavorable for that described antenna assembly radiates, design institute
When stating metal shell telecommunications product, generally must be by external for described antenna assembly or make institute
State antenna assembly not surrounded by metal, such as at the gold of described metal shell telecommunications product
Belong to and cracking on bonnet, be beneficial to the radiation of described antenna assembly.But the described antenna of this design
The frequency range of device is narrow, and efficiency is low, and design limit of cracking described metal shell telecommunications produces
The aesthetic appearance of product.
Therefore, it is necessary to provide a kind of new antenna assembly to solve the problems referred to above.
Utility model content
This utility model technical issues that need to address are to provide a kind of frequency range width, and do not affect electricity
The antenna assembly of sub-communication product aesthetic appearance.
For solving above-mentioned technical problem, this utility model provides a kind of antenna assembly and includes system
Ground unit and the radiant body arranged around described systematically unit, described radiant body includes solid respectively
Due to the body of described systematically unit opposite sides and the main radiator that extended by described body；
Described main radiator be positioned at described in systematically one end of unit being separated by with described systematically unit
Certain distance, described main radiator includes two fractures, and two described fractures are by described primary radiation
Body is separated into the first main radiator, the second main radiator and the 3rd main radiator successively；Described sky
Line apparatus also include being connected electrically in described in systematically between unit and described second main radiator and
Spaced first ground path, the first feeder line and tunable match circuit.
Above-mentioned antenna assembly, described radiant body also includes the collateral radiation extended by described body
Body, described collateral radiation body be positioned at described in systematically unit the other end and with described systematically unit
Separated by a distance；Described collateral radiation body includes three described fractures, and three described fractures are by institute
State collateral radiation body and be separated into the first collateral radiation body, the second collateral radiation body, the 3rd collateral radiation body successively
With fourth officer radiant body.
Above-mentioned antenna assembly, described antenna assembly also includes being connected electrically in systematically unit and institute
State the second feed ground circuit between the 3rd collateral radiation body and described in being connected electrically in systematically
The second ground path between unit and described second collateral radiation body.
Above-mentioned antenna assembly, described radiant body is that metal material is made.
Above-mentioned antenna assembly, all fills out in described fracture and is provided with nonmetallic materials.
Above-mentioned antenna assembly, the width of described fracture is 1.5mm.
Above-mentioned antenna assembly, described tunable match circuit includes and described systematically unit electricity
The switching switch that connects and be electrically connected to described second main radiator and setting parallel with one another
Tunable capacitor, inductance, resistance and radio-frequency (RF) switch.
Above-mentioned antenna assembly, described first feeder line include being connected electrically in described in systematically single
The second feed branch between first and described second main radiator and be connected electrically in the second feed and divide
Prop up the first feed branch between described second main radiator.
Above-mentioned antenna assembly, described antenna assembly also includes ring-type retainer, described retainer
It is made up of insulant, the sheathed described body being fixed on described radiant body of described retainer.
Compared to prior art, antenna assembly of the present utility model is being assemblied in telecommunications product
Frequency range width, efficiency height during upper use, and without cracking on the shell of telecommunications product, whole
External sight aesthetic degree is high.
Accompanying drawing explanation
Fig. 1 is the perspective view of this utility model antenna assembly.
Fig. 2 is the stereochemical structure decomposing schematic representation of this utility model antenna assembly.
Fig. 3 is part-structure enlarged drawing shown in A in Fig. 2.
Fig. 4 is part-structure enlarged drawing shown in B in Fig. 2.
Fig. 5 is the circuit structure signal of the tunable match circuit of this utility model antenna assembly
Figure.
Fig. 6 is that the part-structure of the embodiment that this utility model antenna assembly is used in mobile phone divides
Solve schematic diagram.
Fig. 7 is that the stereochemical structure of the embodiment that this utility model antenna assembly is used in mobile phone is shown
It is intended to.
Detailed description of the invention
Below in conjunction with drawings and embodiments, the utility model is described in further detail.
Please refer to Fig. 1 and Fig. 2, wherein, Fig. 1 is the vertical of this utility model antenna assembly
Body structural representation；Fig. 2 is the stereochemical structure decomposing schematic representation of this utility model antenna assembly.
This utility model provides a kind of antenna assembly 10, including systematically unit 11, around described system
And described systematically unit 11 is relative and interval sets for the radiant body 12 that system ground unit 11 is arranged
The metal back cover 13 put, be positioned at described in systematically unit 11 tunable match circuit 14, by
Ground path that described radiant body 12 each extends over to described systematically unit 11 and feed line
Road.Form certain interval between metal back cover 13 and systematically unit 11, thus form headroom
District 125.
Wherein, described metal back cover 13 can be arranged as required to, it is possible to is not provided with this structure.
Please in combination with refering to Fig. 3 and Fig. 4, wherein, Fig. 3 is part knot shown in A in Fig. 2
Structure enlarged drawing；Fig. 4 is part-structure enlarged drawing shown in B in Fig. 2.Described systematically unit
11 is generally rectangular, including two opposing parallel long limits and between relative two long limits
Relative two minor faces, this two minor face is called the both ends of systematically unit 11.Described spoke
Beam 12 include being individually fixed in described in systematically unit 11 opposite sides body 121 and point
The systematically main radiator 122 of the ends of unit 11 and collateral radiation body described in not being positioned at
123, described main radiator 122 and described collateral radiation body 123 are prolonged by described body 121 respectively
Stretch and separated by a distance with described systematically unit 11 respectively, and systematically single with this respectively
Unit's electrical connection, thus realize signal radiation.
Concrete, described main radiator 122 includes two fractures 124, two described fractures 124
Described main radiator 122 is separated into successively first main radiator the 1221, second main radiator
1222 and the 3rd main radiator 1223.Described collateral radiation body 123 includes three described fractures 124,
Described collateral radiation body 123 is separated into the first collateral radiation body by three described fractures 124 successively
1231, the second collateral radiation body the 1232, the 3rd collateral radiation body 1233 and fourth officer radiant body 1234.
Described metal back cover 13 be covered on described in systematically unit 11 be connected to described radiant body
The body 121 of 12, and described metal back cover 13 respectively with described main radiator 122 and secondary spoke
Gap 131 is formed between beam 123.
The shape and size of described fracture 124 all affect the band limits of described antenna assembly 10,
In present embodiment, the width of described fracture 124 is 1.5mm.More excellent, described first
The length of collateral radiation body 1231 and described 4th collateral radiation 1234 body is respectively corresponding institute
State the 1/4-1/3 of the metal back cover length of side.
In present embodiment, described radiant body 12 metal back cover is that metal material is made, thus
And constitute Net long wave radiation space between described systematically unit 11.
Refer to the electricity of the tunable match circuit that Fig. 5, Fig. 5 are this utility model antenna assembly
Line structure schematic diagram.Described tunable match circuit 14 one end and described systematically unit 11 electricity
Connecting, its other end electrically connects with described second main radiator 1222.In present embodiment,
The switching switch 140 that described tunable match circuit 14 includes with systematically unit 11 electrically connects
And it is electrically connected to the tunable capacitor 141 of the second main radiator 1222, inductance 142, resistance
143 and radio-frequency (RF) switch 144, wherein, described tunable capacitor 141 (includes three, is respectively
141a, 141b and 141c), described tunable capacitor 141, described inductance 142, described resistance
143 and described radio-frequency (RF) switch 144 parallel with one another.
Described tunable capacitor 141, described inductance 142, described resistance 143 and described radio frequency are opened
Closing 144 and be used to regulate the frequency range of described antenna assembly 10, match regulation so that this reality
With novel antenna assembly 10, there are 6 frequency range states, full frequency band scope can be covered.This reality
Executing in mode, concrete, the value of described three tunable capacitors 141a, 141b, 141c is respectively
For 0.6pF, 1.3pF and 5pF, the value of described inductance 142 is 20nH, described resistance 143
It it is 0 ohmage.Concrete frequency range regulation relation is as follows:
When the described switching switch 140 described tunable capacitors 141 of connection and make its capacitance be
During 0.6pF, it is 760～824Hz that described antenna assembly 10 covers band limits,
1710～2170MHz.
When the switching switch 140 described tunable capacitors 141 of connection and time to make its capacitance be 1.3pF,
It is 704～760Hz that described antenna assembly 10 covers band limits, 1710～2170MHz.
When the switching switch 140 described tunable capacitors 141 of connection and time to make its capacitance be 5pF,
It is 1710～2170Hz that described antenna assembly 10 covers band limits, 2500～2690MHz.
When the switching switch 140 described inductance 142 of connection and time to make its inductance value be 20nH, institute
Stating antenna assembly 10 and covering band limits is 880～960Hz, 1710～2170MHz；
When the switching switch 140 described resistance 143 of connection, described antenna assembly 10 covers frequency
Segment limit is 2300～2400Hz；
When the switching switch 140 described radio-frequency (RF) switch 144 of connection, described antenna assembly 10 covers
Lid band limits is 824～894Hz, 1710-2170MHz.
Above-mentioned 6 kinds of states can switch over as required, it is achieved described antenna assembly 10 complete
The adjustable function that frequency range covers.
Meanwhile, antenna assembly 10 of the present utility model also can realize the switching of high and low frequency:
When switching switch 140 is also turned on described tunable capacitor 141 and makes its capacitance be
0.6pF, 1.3pF, described inductance 142 to make its inductance value be 20nH and described radio-frequency (RF) switch
When 144, described antenna assembly 10 switches to low frequency state；
When switching switch 140 is also turned on described radio-frequency (RF) switch 144, described tunable capacitor 141
And to make its capacitance be 5pF, during described resistance 143, described antenna assembly 10 switches to height
Frequently state.
It should be noted that in the antenna assembly 10 of this use utility model, described tunable capacitor
Single electric capacity for multiple different capacitances forms, same to realize multiple different capacitance regulation
Time connect.But be not limited to this, it is possible to for alternate manner, but its principle all as.
Incorporated by reference to reference to Fig. 7, it is used in the embodiment of mobile phone for this utility model antenna assembly
Perspective view.In order to the aesthetic appearance degree making described antenna assembly 10 is high, described disconnected
All fill out in mouth 124 and described gap 131 and be provided with nonmetallic materials.Meanwhile, antenna assembly also sets
Having put ring-type retainer 17, described retainer 17 is made up of insulant, described retainer 17
The sheathed described body 121 being fixed on described radiant body 12 is also positioned at described radiant body 12 and institute
State between metal back cover 13.This structure arranges and makes described radiant body 12 is an overall appearance knot
Structure, and described radiant body 12 is an overall appearance structure with described metal back cover 13, adds
The aesthetic appearance of described antenna assembly 10.
Earth lead and feeder line are the pith of antenna, also directly affect the radiation frequency of antenna
Rate.In present embodiment, concrete, described ground path include the first ground path 151,
With the second ground path 163.Described feeder line includes the first feeder line and the second feed line
Road 153.Described first feeder line, the first ground path 151 are spaced setting successively and connect
Between described second main radiator 1222 and described systematically unit 11.Described second ground connection
Circuit 163 is located between described second collateral radiation body 1232 and described systematically unit 11, institute
State the second feeder line 153 and be located at described 3rd collateral radiation body 1233 and described systematically unit
Between 11.This first feeder line includes the first feed branch 161 and the second feed branch
162, the second feed branch 162 is connected electrically in systematically unit 11 and the second main radiator 1222
Between, the first feed branch 161 is connected electrically in the second feed branch 162 and the second main radiator
Between 1222.
It should be noted that described ground path and the most described antenna assembly of described feeder line
The signal transmission line of 10, described ground path be used for ground connection, described feeder line for
Feed point electrically connects.In present embodiment, described systematically unit 11 includes that earth point is (not
Diagram) and feed point (not shown), described ground path and described feeder line be used for by described
Radiant body 12 realizes electrically connecting with systematically unit 11, for controlling the humorous of antenna assembly 10
Vibration frequency.
It is used in as a example by mobile phone with metal shell by this utility model antenna assembly 10 and makees furtherly
Bright:
Please with reference to Fig. 6 and Fig. 7, wherein, Fig. 6 is that this utility model antenna assembly uses
Part-structure decomposing schematic representation in the embodiment of mobile phone；Fig. 7 is this utility model antenna assembly
It is used in the perspective view of the embodiment of mobile phone.Mobile phone (non-label) includes metal backing
Shell 20 and metal shell on the back 20 surround the metal edge frame 21 of receiving space (non-label) jointly
With the PCB 22 being placed in described receiving space.Described antenna assembly 10 is assembled to institute
When stating in mobile phone, described metal edge frame 21 is i.e. as described radiant body 12；Described PCB circuit
Plate 22 is i.e. as systematically unit 11；Described mobile phone shell on the back 20 is i.e. as described metal back cover
13.The main radiator 122 of described radiant body 12 and collateral radiation body 123 are respectively set to described
Mobile phone top and the described metal edge frame 21 of bottom, described ground path and described feeder line
It is connected to metal edge frame 21 and the PCB 22 of described mobile phone, it is achieved signal radiates.From
And arrange without carrying out cracking on mobile phone shell on the back 20 and i.e. can reach the described antenna assembly 10 of increase
Band bandwidth, it is achieved the full frequency band of described antenna assembly covers.Described retainer 17 i.e. overlaps
Be located on the described metal edge frame 21 of mobile phone so that cell phone appearance of stating be an overall structure,
Add its aesthetic appearance.
Certainly, this utility model antenna assembly 10 is not limited to be used on mobile phone, it is also possible to fortune
Be used on the telecommunications products such as notebook computer, its principle all as.
Compared with correlation technique, when this utility model antenna assembly is used in related electronic products,
Such as mobile phone, in the case of not increasing described mobile phone overall volume using the metal edge frame of mobile phone as
Radiant body, by offering fracture and its width, and at described PCB on described radiant body
Earth point and tunable match circuit is increased so that described antenna assembly is in mobile phone on circuit board
Realizing all standing of antenna band, simple in construction, band limits is wide.And without at mobile phone shell on the back
On crack, it is achieved that the effect that the overall appearance aesthetic degree of mobile phone is high.
The foregoing is only embodiment of the present utility model, not thereby limit of the present utility model
The scope of the claims, every equivalent structure utilizing this utility model description and accompanying drawing content to be made or
Equivalence flow process conversion, or directly or indirectly it is used in other relevant technical field, the most in like manner wrap
Include in scope of patent protection of the present utility model.
Claims (9)
1. an antenna assembly, including systematically unit with around the setting of described systematically unit
Radiant body, it is characterised in that:
Described radiant body include being individually fixed in described in systematically unit opposite sides body and by
The main radiator that described body extends；
Described main radiator be positioned at described in systematically unit one end and with described systematically unit phase
At a certain distance, described main radiator includes two fractures, and two described fractures are by described primary radiation
Body is separated into the first main radiator, the second main radiator and the 3rd main radiator successively；
Described antenna assembly also include being connected electrically in described in systematically unit and described second primary radiation
Between body and spaced first ground path, the first feeder line and tunable match electricity
Road.
Antenna assembly the most according to claim 1, it is characterised in that: described radiant body is also
Including the collateral radiation body extended by described body, described collateral radiation body be positioned at described in systematically unit
The other end and separated by a distance with described systematically unit；
Described collateral radiation body includes that described collateral radiation body is depended on by three described fractures, three described fractures
Secondary it is separated into the first collateral radiation body, the second collateral radiation body, the 3rd collateral radiation body and fourth officer radiant body.
Antenna assembly the most according to claim 2, it is characterised in that described antenna assembly
Also include being connected electrically in the second feeder line systematically between unit and described 3rd collateral radiation body
And systematically the second earth lead between unit and described second collateral radiation body described in being connected electrically in
Road.
Antenna assembly the most according to claim 2, it is characterised in that: described radiant body is
Metal material is made.
Antenna assembly the most according to claim 2, it is characterised in that: in described fracture all
Fill out and be provided with nonmetallic materials.
Antenna assembly the most according to claim 2, it is characterised in that: the width of described fracture
Degree is 1.5mm.
Antenna assembly the most according to claim 1, it is characterised in that: described tunable
Switching switch that distribution road includes electrically connecting with described systematically unit and be electrically connected to described the
Two main radiator and the tunable capacitor of setting parallel with one another, inductance, resistance and radio-frequency (RF) switch.
Antenna assembly the most according to claim 1, it is characterised in that: described first feed
Circuit include being connected electrically in described in systematically the second feedback between unit and described second main radiator
Electricity branch and the first feed being connected electrically between the second feed branch and described second main radiator
Branch.
Antenna assembly the most according to claim 1, it is characterised in that: described antenna assembly
Also including that ring-type retainer, described retainer are made up of insulant, described retainer is sheathed fixing
Described body in described radiant body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620065213.7U CN205543193U (en) | 2016-01-21 | 2016-01-21 | Antenna device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620065213.7U CN205543193U (en) | 2016-01-21 | 2016-01-21 | Antenna device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205543193U true CN205543193U (en) | 2016-08-31 |
Family
ID=56768173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620065213.7U Expired - Fee Related CN205543193U (en) | 2016-01-21 | 2016-01-21 | Antenna device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205543193U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106876897A (en) * | 2017-02-28 | 2017-06-20 | 北京小米移动软件有限公司 | Shell after mobile terminal and its metal |
| CN107069212A (en) * | 2017-01-23 | 2017-08-18 | 瑞声科技（南京）有限公司 | The mobile terminal of antenna assembly and the application antenna assembly |
| CN108493600A (en) * | 2018-04-08 | 2018-09-04 | 深圳市信维通信股份有限公司 | A kind of 5G mimo antennas structure |
| CN108963433A (en) * | 2017-05-23 | 2018-12-07 | 深圳富泰宏精密工业有限公司 | Antenna structure and wireless communication device with the antenna structure |
| TWI677199B (en) * | 2016-09-23 | 2019-11-11 | 聯發科技股份有限公司 | Interface module for communication device |
| WO2020024659A1 (en) * | 2018-08-03 | 2020-02-06 | 瑞声声学科技(深圳)有限公司 | Antenna system and mobile terminal |
| WO2020258178A1 (en) * | 2019-06-27 | 2020-12-30 | 瑞声声学科技(深圳)有限公司 | Antenna assembly and electronic device |
-
2016
- 2016-01-21 CN CN201620065213.7U patent/CN205543193U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI677199B (en) * | 2016-09-23 | 2019-11-11 | 聯發科技股份有限公司 | Interface module for communication device |
| CN107069212A (en) * | 2017-01-23 | 2017-08-18 | 瑞声科技（南京）有限公司 | The mobile terminal of antenna assembly and the application antenna assembly |
| CN106876897A (en) * | 2017-02-28 | 2017-06-20 | 北京小米移动软件有限公司 | Shell after mobile terminal and its metal |
| CN108963433A (en) * | 2017-05-23 | 2018-12-07 | 深圳富泰宏精密工业有限公司 | Antenna structure and wireless communication device with the antenna structure |
| CN108493600A (en) * | 2018-04-08 | 2018-09-04 | 深圳市信维通信股份有限公司 | A kind of 5G mimo antennas structure |
| CN108493600B (en) * | 2018-04-08 | 2024-01-16 | 深圳市信维通信股份有限公司 | 5G MIMO antenna structure |
| WO2020024659A1 (en) * | 2018-08-03 | 2020-02-06 | 瑞声声学科技(深圳)有限公司 | Antenna system and mobile terminal |
| WO2020258178A1 (en) * | 2019-06-27 | 2020-12-30 | 瑞声声学科技(深圳)有限公司 | Antenna assembly and electronic device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20220121 |