CN205488565U - Multifrequency section cell -phone antenna - Google Patents
Multifrequency section cell -phone antenna Download PDFInfo
- Publication number
- CN205488565U CN205488565U CN201620021519.2U CN201620021519U CN205488565U CN 205488565 U CN205488565 U CN 205488565U CN 201620021519 U CN201620021519 U CN 201620021519U CN 205488565 U CN205488565 U CN 205488565U
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- CN
- China
- Prior art keywords
- antenna
- transmission line
- minor matters
- radio frequency
- mobile phone
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- 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 relates to a communication equipment field, concretely relates to multifrequency section cell -phone antenna, it includes the base plate, it presents a little to be provided with the radio frequency on the base plate, the radio frequency is presented some upper ends and is connected with left transmission line and right transmission line, left side transmission line upper end is connected with first antenna, right side transmission line upper end is connected with the second antenna, the second antenna is annular radiating antenna, be provided with the coupling module on left side transmission line and the right transmission line, present through the radio frequency and a little go up two transmission lines that set up, can fine two antennas of connection, design through the double antenna, the signal of the different frequency channels of receipt that can be fine, adopt the feeder at the PCB back to carry out the coupling current feeding system, the shortcoming of loop aerial high impedance has been overcome, the wide band characteristic of antenna has been realized, whole antenna structure is compact, design principle is simple, have advantages such as pleasing to the eye easy equipment, there are very high price / performance ratio and fine economic value, be applicable to the cell -phone of different models, can promote the stability of cell -phone signal, and is worthy of popularization.
Description
Technical field
This utility model relates to communication equipment field, is specifically related to a kind of multi-band mobile phone antenna.
Background technology
Along with developing rapidly of wireless communication technology, smart mobile phone was with rapid changepl. never-ending changes and improvements the most in recent years, and mobile phone increasingly becomes
To miniaturization, multi-functional, high-performance development, in the mobile phone of small size, the demand of integrated more wireless service constantly increases,
The design of antenna for mobile phone is had higher requirement by this, is actually needed for meeting, and the antenna for mobile phone of multi-frequency range multifunctional is increasingly
How studied with application, wide-band, many bandwidth, compact conformation be embedded in mobile phone multiband aerial design key factor, as
Mon-opole, PIFA and many other types of Antenna Design, recently, many documents mention loop aerial due to self uniqueness
Many modular characters, can be that the application of multi-band mobile phone antenna provides feasible solution, and loop aerial can be regarded as being operated in 0.5
With the folded form monopole antenna under 1.5 two unbalanced mode, it is also possible to regard that the folded form being operated under 1 balanced mode is even as
Pole sub antenna, the most single loop aerial just can produce up to 3 modes of resonance, thus be suitable for cell phone many communication system
The frequency range demand of formula, along with the development of society, increasing mobile phone emerges in large numbers, it is therefore desirable to the most different antennas, institute
To devise a kind of multi-band mobile phone antenna.
Summary of the invention
For problem above, this utility model provides a kind of multi-band mobile phone antenna, can well use the logical of each frequency range
News, compact conformation, it is worthy to be popularized.
To achieve these goals, the technical solution adopted in the utility model is as follows: a kind of multi-band mobile phone antenna, it includes
Substrate, described substrate is provided with radio frequency feed point, and described radio frequency feed point upper end connects left transmission line and right transmission line, a described left side
Transmission line upper end connects first antenna, and it is ring radiation that the connection of described right transmission line upper end has the second antenna, described second antenna
Antenna, described left transmission line and right transmission line are provided with coupling module.
Further, described first antenna includes trapezoidal minor matters, S-shaped minor matters and C-shaped minor matters, and described trapezoidal minor matters right-hand member is even
Then S-shaped minor matters, described S-shaped minor matters right-hand member is connected to C-shaped minor matters.
Further, described second antenna includes flat board radiation fin, folding line radiation fin and short-circuiting percentage, described short-circuiting percentage
Upper end is connected to folding line radiation fin, and described folding line radiation fin upper end is connected to flat board radiation fin, and described short-circuiting percentage is arranged
There is short dot.
Further, on the left of described radio frequency feed point, connection has earth point.
Further, the 60 Ω microstrip feed lines that described left transmission line and right transmission line all use width to be 2.2mm.
The beneficial effects of the utility model:
This utility model, by two transmission lines arranged in radio frequency feed point, can well connect two antennas, by the design of double antenna,
Can well receive the signal of different frequency range, use the feeder line at the PCB back side to carry out coupling feed way, overcome loop aerial high
The shortcoming of impedance, it is achieved that the broadband properties of antenna, whole antenna structure is compact, and design principle is simple, has attractive in appearance being easily assembled
Etc. advantage, there are the highest cost performance and good economic worth, it is adaptable to the mobile phone of different model, the steady of mobile phone signal can be promoted
Qualitative, it is worthy to be popularized.
Accompanying drawing explanation
Fig. 1 is this utility model overall structure schematic diagram；
Fig. 2 is this utility model first antenna structural representation；
Fig. 3 is this utility model the second antenna structure view.
Figure is numbered: 1-substrate, 2-radio frequency feed point, the left transmission line of 3-, the right transmission line of 4-, 5-first antenna, 6-second day
Line, 7-coupling module, the trapezoidal minor matters of 8-, 9-S shape minor matters, 10-C shape minor matters, 11-flat board radiation fin, 12-folding line radiation fin,
13-short-circuiting percentage, 14-short dot, 15-earth point.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples,
This utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain this reality
With novel, it is not used to limit this utility model.
As shown in Figure 1 to Figure 3, a kind of multi-band mobile phone antenna, it includes substrate 1, described substrate 1 is provided with radio frequency
Feed point 2, described radio frequency feed point 2 upper end connects left transmission line 3 and right transmission line 4, and described left transmission line 3 upper end connects the
One antenna 5, described right transmission line 4 upper end connects the second antenna 6, and described second antenna 6 is ring radiation antenna, a described left side
It is provided with coupling module 7 on transmission line 3 and right transmission line 4.
, described first antenna 5 includes trapezoidal minor matters 8, S-shaped minor matters 9 and C-shaped minor matters 10 on above-described embodiment preferably,
Described trapezoidal minor matters 8 right-hand member is connected to S-shaped minor matters 9, and described S-shaped minor matters 9 right-hand member is connected to C-shaped minor matters 10, can be by each
Individual difform minor matters complete the acceptance to different frequency range signal, increase the scope of application of antenna.
On above-described embodiment preferably, described second antenna 6 includes flat board radiation fin 11, folding line radiation fin 12 and short circuit
Part 13, described short-circuiting percentage 13 upper end is connected to folding line radiation fin 12, and described folding line radiation fin 12 upper end is connected to put down
Plate radiation fin 11, described short-circuiting percentage 13 is provided with short dot 14, the active antenna of annular, is well positioned to meet in mobile phone
Put the demand of antenna, compact conformation.
On above-described embodiment preferably, connect on the left of described radio frequency feed point 2 and have earth point 15, be provided that good ground connection, protect
Protect antenna.
On above-described embodiment preferably, the 60 Ω micro-strip that described left transmission line 3 all uses width to be 2.2mm with right transmission line 4
Feeder line, transmission performance is fine.
Based on above-mentioned, this utility model, by two transmission lines arranged in radio frequency feed point, can well connect two antennas,
By the design of double antenna, can well receive the signal of different frequency range, use the feeder line at the PCB back side to carry out coupling feed way,
The shortcoming overcoming loop aerial high impedance, it is achieved that the broadband properties of antenna, whole antenna structure is compact, and design principle is simple,
There is the advantage such as be easily assembled attractive in appearance, have the highest cost performance and good economic worth, it is adaptable to the mobile phone of different model, can carry
Rise the stability of mobile phone signal, be worthy to be popularized.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all in this practicality
Any amendment, equivalent and the improvement etc. made within novel spirit and principle, should be included in protection of the present utility model
Within the scope of.
Claims (5)
1. a multi-band mobile phone antenna, it is characterized in that, it includes substrate (1), radio frequency feed point (2) it is provided with on described substrate (1), described radio frequency feed point (2) upper end connects left transmission line (3) and right transmission line (4), described left transmission line (3) upper end connects first antenna (5), described right transmission line (4) upper end connects the second antenna (6), described second antenna (6) is ring radiation antenna, and described left transmission line (3) and right transmission line (4) are provided with coupling module (7).
A kind of multi-band mobile phone antenna the most according to claim 1, it is characterized in that: described first antenna (5) includes trapezoidal minor matters (8), S-shaped minor matters (9) and C-shaped minor matters (10), described trapezoidal minor matters (8) right-hand member is connected to S-shaped minor matters (9), and described S-shaped minor matters (9) right-hand member is connected to C-shaped minor matters (10).
A kind of multi-band mobile phone antenna the most according to claim 1, it is characterized in that: described second antenna (6) includes flat board radiation fin (11), folding line radiation fin (12) and short-circuiting percentage (13), described short-circuiting percentage (13) upper end is connected to folding line radiation fin (12), described folding line radiation fin (12) upper end is connected to flat board radiation fin (11), and described short-circuiting percentage (13) is provided with short dot (14).
A kind of multi-band mobile phone antenna the most according to claim 1, it is characterised in that: described radio frequency feed point (2) left side connects earth point (15).
A kind of multi-band mobile phone antenna the most according to claim 1, it is characterised in that: the 60 Ω microstrip feed lines that described left transmission line (3) and right transmission line (4) all use width to be 2.2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620021519.2U CN205488565U (en) | 2016-01-08 | 2016-01-08 | Multifrequency section cell -phone antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620021519.2U CN205488565U (en) | 2016-01-08 | 2016-01-08 | Multifrequency section cell -phone antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205488565U true CN205488565U (en) | 2016-08-17 |
Family
ID=56666807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620021519.2U Expired - Fee Related CN205488565U (en) | 2016-01-08 | 2016-01-08 | Multifrequency section cell -phone antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205488565U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106537886A (en) * | 2016-10-18 | 2017-03-22 | 永德利硅橡胶科技(深圳)有限公司 | Mobile phone shell |
| CN108199134A (en) * | 2018-01-11 | 2018-06-22 | 淮阴师范学院 | A kind of multi-frequency antenna device |
| CN108258394A (en) * | 2018-01-11 | 2018-07-06 | 淮阴师范学院 | A kind of production method of multi-frequency antenna device |
-
2016
- 2016-01-08 CN CN201620021519.2U patent/CN205488565U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106537886A (en) * | 2016-10-18 | 2017-03-22 | 永德利硅橡胶科技(深圳)有限公司 | Mobile phone shell |
| WO2018072086A1 (en) * | 2016-10-18 | 2018-04-26 | 永德利硅橡胶科技(深圳)有限公司 | Mobile phone case |
| CN108199134A (en) * | 2018-01-11 | 2018-06-22 | 淮阴师范学院 | A kind of multi-frequency antenna device |
| CN108258394A (en) * | 2018-01-11 | 2018-07-06 | 淮阴师范学院 | A kind of production method of multi-frequency antenna device |
| CN108258394B (en) * | 2018-01-11 | 2019-11-01 | 淮阴师范学院 | A kind of production method of multi-frequency antenna device |
| CN108199134B (en) * | 2018-01-11 | 2020-03-27 | 淮阴师范学院 | Multi-frequency antenna 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 |
Granted publication date: 20160817 Termination date: 20180108 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |