CN107611565A - A kind of GPS WIFI antennas and mobile terminal - Google Patents
A kind of GPS WIFI antennas and mobile terminal Download PDFInfo
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- CN107611565A CN107611565A CN201710839733.8A CN201710839733A CN107611565A CN 107611565 A CN107611565 A CN 107611565A CN 201710839733 A CN201710839733 A CN 201710839733A CN 107611565 A CN107611565 A CN 107611565A
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- resonance arm
- gps
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- mobile terminal
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Abstract
The present invention provides a kind of GPS WIFI antennas and mobile terminal, the first resonance arm is separated out on the metal shell of mobile terminal and the second resonance arm of setting is coupled with first resonance arm, GPS WIFI antennas include the first resonance arm, the second resonance arm and feed circuit, the first tie point that feed circuit is connected with the first resonance arm, on the midpoint of the first resonance arm and the first resonance arm between the end of the second resonance arm.So, relatively independent double frequency-band radiator antenna structure is formed by the first resonance arm and the second resonance arm, and by directly adjusting resonance arm lengths, the factors such as the position of the first tie point that setting feed circuit is connected with the first resonance arm, under conditions of metallic profiles are met, to realize GPS and WIFI syntype antennas, and match circuit is simple, the radiation efficiency of antenna is high, is showed in terms of bandwidth excellent.
Description
Technical field
The present invention relates to antenna technical field, more particularly to a kind of GPS-WIFI antennas and mobile terminal.
Background technology
With the progress of science and technology, the communication technology is developed rapidly and significant progress, the popularization of mobile terminal
A unprecedented height has been brought up to, increasing mobile terminal turns into a part indispensable in people's life,
Meanwhile user such as audio-frequency function, camera function, takes the photograph to mobile terminal possessed functional type and performance requirement more and more higher
As function and fast charge charge function etc. all have become the necessary functions of intelligent terminal or mobile terminal.
While increasingly being improved with the function of mobile terminal, the outward appearance and texture of mobile terminal are also into user's pursuit
Aspect, and the mobile terminal of metal shell, because outstanding metal-like has obtained the favor of more and more users.But
The enhancing of the metal-like demand of mobile terminal shell, and under antenna stabilization and reliable requirement, GPS-WIFI antennas are total to
Type design is usually to use under U-shaped or straight linear metallic gap design, coordinates multiple match circuits or matching device etc. real
It is existing, cause the matching loss of GPS-WIFI antennas big, match circuit is complicated, and antenna efficiency is not high.
The content of the invention
The embodiment of the present invention provides a kind of GPS-WIFI antennas and mobile terminal, to solve in existing mobile terminal,
The problem of matching loss of GPS-WIFI antennas is big, and match circuit is complicated, and antenna efficiency is not high.
It is described applied to the mobile terminal with metal shell the embodiments of the invention provide a kind of GPS-WIFI antennas
Metal shell is provided with gap, and be separated to form on the metal shell by the gap the first resonance arm and with it is described
The second resonance arm that the coupling of first resonance arm is set, the GPS-WIFI antennas include first resonance arm, described second humorous
Raise one's arm and feed circuit, the feed circuit is connected between the first tie point and earth terminal of first resonance arm, described
First tie point is located at the midpoint of first resonance arm and the end on first resonance arm close to second resonance arm
Between.
The embodiment of the present invention also provides a kind of mobile terminal, and the mobile terminal includes GPS-WIFI antennas and metal-back
Body, the metal shell is provided with gap, and the first resonance arm has been separated to form on the metal shell by the gap
And the second resonance arm set is coupled with first resonance arm, the GPS-WIFI antennas include first resonance arm, institute
State the second resonance arm and feed circuit, the feed circuit be connected to first resonance arm the first tie point and earth terminal it
Between, first tie point is located at the midpoint of first resonance arm and close second resonance arm on first resonance arm
End between.
GPS-WIFI antennas and mobile terminal provided in an embodiment of the present invention, are separated out on the metal shell of mobile terminal
First resonance arm and coupled with first resonance arm set the second resonance arm, GPS-WIFI antennas include the first resonance arm,
Second resonance arm and feed circuit, the first tie point that feed circuit is connected with the first resonance arm, in the first resonance arm
On point and the first resonance arm between the end of the second resonance arm.So, formed by the first resonance arm and the second resonance arm
Relatively independent double frequency-band radiator antenna structure, and by directly adjusting resonance arm lengths, feed circuit and first humorous is set
Raise one's arm the factor such as the position of the first tie point of connection, under conditions of metallic profiles are met, to realize GPS and WIFI syntypes day
Line, and match circuit is simple, and the radiation efficiency of antenna is high, is showed in terms of bandwidth excellent.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, needed for being described below to the embodiment of the present invention
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention,
For those of ordinary skill in the art, without having to pay creative labor, can also be obtained according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is the stereogram of mobile terminal provided in an embodiment of the present invention；
Fig. 2 is the plan of the metal shell of the mobile terminal shown in Fig. 1；
Fig. 3 provides the plan of the metal shell of another mobile terminal for the embodiment of the present invention；
Fig. 4 is the structural representation of the GPS-WIFI antennas of mobile terminal shown in Fig. 1.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is part of the embodiment of the present invention, rather than whole embodiments.Based on this hair
Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belongs to the scope of protection of the invention.
The stereogram of Fig. 1, such as 2 and Fig. 3, Fig. 1 for mobile terminal provided in an embodiment of the present invention is referred to, Fig. 2 is in Fig. 1
The plan of the metal shell of shown mobile terminal, Fig. 3 provide the metal-back of another mobile terminal for the embodiment of the present invention
The plan of body.As shown in Figure 1 to Figure 3, the mobile terminal 100 of the embodiment of the present invention includes display screen 11 and metal shell 12,
The display screen 11 is nested with the metal shell 12 to be set, and the metal shell 12 is used to carry the display screen 11, and with
The display screen 11 surrounds a host cavity jointly, and the mainboard and other elements of the mobile terminal are contained in the host cavity.
The mobile terminal 100 also includes a viewing area 101 and around the peripheral region 102 of viewing area 101, and viewing area 101 is used to realize
The display function of the mobile terminal 100 and touch controllable function etc..
In present embodiment, the metal shell 12 can be the center of the mobile terminal 100 or the shifting
The rear shell of dynamic terminal 100, can also be the center and rear shell of the mobile terminal 100, does not do any restriction herein.
As shown in Fig. 2 being provided with gap 121 on the metal shell 12, the gap 121 is located at the metal shell 12
One end, the metal shell 12 has been separated to form the first resonance arm 122, the second resonance arm 123 and described by the gap 121
The body 124 of metal shell 12, first resonance arm 122 couple setting with second resonance arm 123.
First resonance arm 122 and second resonance arm 123 are located at one end of the metal shell 12, and described first
One end of resonance arm 122 is connected with the body 124 of the metal shell 12, and the other end is the end of first resonance arm 122,
One end of second resonance arm 123 is connected with the body 124 of the metal shell 12, and the other end is second resonance arm
123 end, the end of first resonance arm 122 and the end of second resonance arm 123 intercouple, and described
The end of one resonance arm 122 and the end of second resonance arm 123 are oppositely arranged.
In present embodiment, the end of first resonance arm 122 is relative with the end of second resonance arm 123 to be set
Put, but be not limited thereto, in other embodiments, the end of first resonance arm 122 and second resonance arm 123
End can also have an overlapping region, in embodiment as shown in Figure 3, the end of first resonance arm 122 is in institute
The projection on the body 124 of metal shell 12 is stated, the other end with second resonance arm 123, i.e., described second resonance arm 123
Projection section of the end on the body 124 of the metal shell 12 it is overlapping, that is, spatially, first resonance arm
122 end and the end of second resonance arm 123 overlap, but and not in contact with so as to form overlapping region, to be formed each other
Coupling is set.
Preferably, in present embodiment, first resonance arm 122 and second resonance arm 123 are located at the metal
The one end at the top of housing 12, but be not limited thereto, in other embodiments, first resonance arm 122 and described second
Resonance arm 123 can also be positioned at one end or both sides of the bottom of metal shell 12.
The length of first resonance arm 122 is more than the length of second resonance arm 123.First resonance arm 122
Length be 20 to 24 millimeters, the length of second resonance arm 123 is 18 to 22 millimeters.
Preferably, in present embodiment, the length of first resonance arm is 22 millimeters, the length of second resonance arm
For 20 millimeters.
As shown in figure 4, Fig. 4 is the structural representation of the GPS-WIFI antennas of mobile terminal shown in Fig. 1, it is described mobile whole
End 100 also includes GPS-WIFI antennas 14, and the GPS-WIFI antennas 14 include first resonance arm 122, the second resonance arm
123 and feed circuit 141.The feed circuit 141 be connected to the first tie point of first resonance arm 122 and earth terminal it
Between, first tie point is located at the midpoint and on first resonance arm 122 close described second of first resonance arm 122
Between one end of resonance arm 123, that is to say, that first tie point be located at the midpoint of first resonance arm 122 with it is described
Between the end of first resonance arm 122.
Further, the distance between end of first tie point and first resonance arm 122 is more than described the
The distance between midpoint of one tie point and first resonance arm 122, that is to say, that or, the feed circuit 141 is connected to
First tie point of first resonance arm 122, it is positioned at the first resonance arm 122 described in distance on first resonance arm 122
The half of one end is connected with the body 124 of the metal shell 12 to one section of 3/4ths.
So, by adjusting the position of the first tie point, the feed-in position of signal source is made in the first resonance arm 122 and second
The relative rear half region of resonance arm 123, it is ensured that GPS frequencies are located in smith artworks near 50 ohmages circle, with logical
Net long wave radiation is realized in overmatching.
The feed circuit 141 includes feed 1411 and the feed match circuit 1412 being connected with the feed 1411, institute
Feed match circuit 1412 is stated to be connected between the feed 1411 and first tie point.Wherein, the feed matching electricity
Road 1412 can be the complex match of inductance, electric capacity or inductance and electric capacity composition.During the present invention is implemented, described GPS-WIFI days
The signal source of line 14 is GPS/WIFI two-frequency signals source, that is to say, that the GPS-WIFI antennas 14 can pass through the feed
1411 and the feed match circuit 1412 be used to send GPS and/or WIFI tuning signals source, and pass through first resonance arm
122 and the resonance of second resonance arm 123 outwards launch GPS and/or WIFI signal.
Tests prove that GPS-WIFI antennas provided in an embodiment of the present invention, hemispherical radiation accounting typically can reach thereon
More than 50% even more high, compared to the upper half spherical radiation accounting of existing GPS-WIFI antennas, the SNR of terminal can be effectively improved
(ratio of carrier signal and noise signal).
In the embodiment of the present invention, above-mentioned mobile terminal can with it is any for example：Mobile phone, tablet personal computer (Tablet Personal
Computer), laptop computer (Laptop Computer), personal digital assistant (personal digital
Assistant, abbreviation PDA), mobile Internet access device (Mobile Internet Device, MID) or wearable device
The tool such as (Wearable Device) at least GPS and WIFI function mobile terminal.
GPS-WIFI antennas and mobile terminal provided in an embodiment of the present invention, are separated out on the metal shell of mobile terminal
First resonance arm and coupled with first resonance arm set the second resonance arm, GPS-WIFI antennas include the first resonance arm,
Second resonance arm and feed circuit, the first tie point that feed circuit is connected with the first resonance arm, in the first resonance arm
On point and the first resonance arm between the end of the second resonance arm.So, formed by the first resonance arm and the second resonance arm
Relatively independent double frequency-band radiator antenna structure, and by directly adjusting resonance arm lengths, feed circuit and first humorous is set
Raise one's arm the factor such as the position of the first tie point of connection, under conditions of metallic profiles are met, to realize GPS and WIFI syntypes day
Line, and match circuit is simple, and the radiation efficiency of antenna is high, is showed in terms of bandwidth excellent.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be defined by scope of the claims.
Claims (9)
1. a kind of GPS-WIFI antennas, applied to the mobile terminal with metal shell, it is characterised in that on the metal shell
Provided with gap, and be separated to form on the metal shell by the gap the first resonance arm and with first resonance arm
The second resonance arm set is coupled, the GPS-WIFI antennas include first resonance arm, second resonance arm and feed
Circuit, the feed circuit are connected between the first tie point and earth terminal of first resonance arm, first tie point
On the midpoint of first resonance arm and first resonance arm between the end of second resonance arm.
2. GPS-WIFI antennas as claimed in claim 1, it is characterised in that one end of first resonance arm and the metal
Housing connects, and the other end is the end of the resonance arm, and one end of second resonance arm is connected with the metal shell, described
The other end of the end of first resonance arm and second resonance arm intercouples setting.
3. GPS-WIFI antennas as claimed in claim 2, it is characterised in that the end of first resonance arm is in the metal
The other end of housing and second resonance arm is oppositely arranged.
4. GPS-WIFI antennas as claimed in claim 2, it is characterised in that the end of first resonance arm is in the metal
Projection on the body of housing, with the projection section weight of the other end of second resonance arm on the body of the metal shell
It is folded.
5. GPS-WIFI antennas as claimed in claim 1, it is characterised in that first tie point and first resonance arm
The distance between end be more than the distance between first tie point and midpoint.
6. GPS-WIFI antennas as claimed in claim 1, it is characterised in that the length of first resonance arm is more than described the
The length of two resonance arms.
7. GPS-WIFI antennas as claimed in claim 6, it is characterised in that the length of first resonance arm is 20 to 24 millis
Rice, the length of second resonance arm is 18 to 22 millimeters.
8. GPS-WIFI antennas as claimed in claim 7, it is characterised in that the length of first resonance arm is 22 millimeters,
The length of second resonance arm is 20 millimeters.
9. a kind of mobile terminal, it is characterised in that the mobile terminal includes GPS-WIFI days as described in claim 1-8
Line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710839733.8A CN107611565B (en) | 2017-09-13 | 2017-09-13 | GPS-WIFI antenna and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710839733.8A CN107611565B (en) | 2017-09-13 | 2017-09-13 | GPS-WIFI antenna and mobile terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107611565A true CN107611565A (en) | 2018-01-19 |
| CN107611565B CN107611565B (en) | 2020-11-10 |
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ID=61060789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710839733.8A Active CN107611565B (en) | 2017-09-13 | 2017-09-13 | GPS-WIFI antenna and mobile terminal |
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| CN108206329A (en) * | 2017-10-17 | 2018-06-26 | 中兴通讯股份有限公司 | A kind of terminal |
| CN108767450A (en) * | 2018-06-25 | 2018-11-06 | 维沃移动通信有限公司 | A kind of antenna system and terminal |
| WO2019227914A1 (en) * | 2018-06-01 | 2019-12-05 | 华为技术有限公司 | Antenna and mobile terminal |
| CN111262006A (en) * | 2020-01-19 | 2020-06-09 | 惠州Tcl移动通信有限公司 | Antenna structure and terminal equipment adopting same |
| EP4040596A4 (en) * | 2019-10-31 | 2022-11-30 | Huawei Technologies Co., Ltd. | Antenna apparatus and electronic device |
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|---|---|
| CN107611565B (en) | 2020-11-10 |
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