CN109904615A - A kind of antenna assembly and mobile terminal - Google Patents
A kind of antenna assembly and mobile terminal Download PDFInfo
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- CN109904615A CN109904615A CN201811625222.7A CN201811625222A CN109904615A CN 109904615 A CN109904615 A CN 109904615A CN 201811625222 A CN201811625222 A CN 201811625222A CN 109904615 A CN109904615 A CN 109904615A
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- antenna
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- separation trough
- resonance
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Abstract
The invention discloses a kind of antenna assembly and mobile terminals, the antenna assembly includes antenna body, the antenna body include the first segmented antenna, the second segmented antenna, third segmented antenna, feed end and ground terminal, the first segmented antenna for realizing low-frequency range resonance；The first separation trough is equipped between second segmented antenna and the first segmented antenna, for realizing first resonance of medium-high frequency section；The second separation trough is equipped between third segmented antenna and the second segmented antenna, for realizing second resonance of medium-high frequency section；It is additionally provided with third separation trough in first segmented antenna, the first separation trough, the second separation trough and third separation trough are at least partially disposed between feed end and ground terminal, so that realizing the third resonance of medium-high frequency section between feed end and ground terminal.The present invention can be improved the working efficiency of antenna, and only change the cabling form of antenna on the basis of existing technology, have the advantages of simple structure and easy realization, and not will increase the cost of antenna.
Description
Technical field
The present invention relates to field of communication technology, in particular to a kind of antenna assembly and mobile terminal.
Background technique
With the rapid development of mobile terminals, the requirement for communication of mobile terminal frequency range is also higher and higher, it usually needs
Support multiple communications bands.Wherein, medium-high frequency section needs support 1700 to 2100MHz and 2300 to 2700MHz, coverage area compared with
Extensively.
Present inventor has found in long-term research and development, is by an intermediate frequency cabling point in conventional aerial design
Branch and a parasitic cabling form 2 resonance to cover the bandwidth of medium-high frequency, but since the bandwidth of required covering is larger, pass through
Antenna Operation in the frequency range at intermediate frequency resonance edge is inefficient, and only 30% or so, for example actually realize and be only capable of covering
1900 to 2100MHz, it is difficult to reach the requirement that intermediate frequency efficiency is 50%.
Summary of the invention
The present invention provides a kind of antenna assembly and mobile terminal, realizes medium-high frequency frequency range to solve antenna in the prior art
The low technical problem of functional efficiency.
In order to solve the above technical problems, one technical scheme adopted by the invention is that providing a kind of antenna assembly, including day
Line main body, the antenna body include:
First segmented antenna, for realizing the resonance of low-frequency range；
The first separation trough is equipped between second segmented antenna, with first segmented antenna, for realizing medium-high frequency section
First resonance；
The second separation trough is equipped between third segmented antenna, with second segmented antenna, for realizing medium-high frequency section
Second resonance；
Feed end and ground terminal, are additionally provided with third separation trough in first segmented antenna, first separation trough, described
Second separation trough and the third separation trough are at least partially disposed between the feed end and the ground terminal, so that described
The third resonance of medium-high frequency section is realized between feed end and the ground terminal.
Wherein, the antenna assembly further includes antenna carrier, and the antenna carrier includes mainboard and side plate, the antenna master
Body is at least partially disposed on the mainboard, and at least another part position of the antenna body is on the side plate.
Wherein, it is 10 to 12mm that the antenna body, which is located at the width of the part on the mainboard, the antenna body position
The width of part on the side plate is 5.5 to 6.5mm.
Wherein, the third segmented antenna is at least partially disposed on the side plate, the width of the third segmented antenna
It is 2.5 to 3.5mm.
Wherein, first separation trough is S type groove, and one end of the S type groove extends to the edge of the antenna body.
Wherein, second separation trough is F type groove, and the length of the straight-line groove in the F type groove is 6 to 8mm, the F type
The length of bending slot in slot is 9 to 11mm, and the width of the F type groove is 0.45 to 0.55mm.
Wherein, the straight-line groove in the F type groove extends to the edge of the antenna body, and the ground terminal is located at the F
In the region that type groove surrounds, the ground terminal is isolated with the antenna body.
Wherein, the third separation trough is L-type slot, and the length of the short side slot in the L-type slot is 3.5 to 4.5mm, described
The length of long edge groove in L-type slot is 7 to 9mm, and the width of the L-type slot is 0.45 to 0.55mm.
Wherein, one end of the L-type slot extends to the edge of the antenna body, and the feed end is located at the L-type slot
In the region surrounded, the feed end is isolated with the antenna body.
In order to solve the above technical problems, another technical solution used in the present invention is to provide a kind of mobile terminal, including
Above-mentioned antenna assembly.
The present invention realizes the antenna function of medium-high frequency section by three resonance, can be improved the working efficiency of antenna, and only
The cabling form for changing antenna on the basis of existing technology, has the advantages of simple structure and easy realization, and not will increase the cost of antenna.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing, in which:
Fig. 1 is the structural schematic diagram of antenna body in inventive antenna Installation practice；
Fig. 2 is the structural schematic diagram of antenna body in inventive antenna Installation practice；
Fig. 3 is the structural schematic diagram of antenna body in inventive antenna Installation practice；
Fig. 4 is the structural schematic diagram of inventive antenna Installation practice；
Fig. 5 is the structural schematic diagram of mobile terminal embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment belongs to the scope of protection of the invention.
Referring to Fig. 1, inventive antenna Installation practice includes antenna body 100, and antenna body 100 includes the first segmentation day
Line 110, the second segmented antenna 120, third segmented antenna 130, feed end 140 and ground terminal 150, the first segmented antenna 110 are used
In the resonance for realizing low-frequency range；It is equipped with the first separation trough 160 between second segmented antenna 120 and the first segmented antenna 110, is used for
Realize first resonance of medium-high frequency section；The second separation trough is equipped between third segmented antenna 130 and the second segmented antenna 120
170, for realizing second resonance of medium-high frequency section；It is additionally provided with third separation trough 180 in first segmented antenna 110, first point
Separate slot 160, the second separation trough 170 and third separation trough 180 are at least partially disposed between feed end 140 and ground terminal 150, with
So that realizing the third resonance of medium-high frequency section between feed end 140 and ground terminal 150.
The embodiment of the present invention realizes the antenna function of medium-high frequency section by three resonance, can be improved the work effect of antenna
Rate, and only change the cabling form of antenna on the basis of existing technology, it has the advantages of simple structure and easy realization, and not will increase antenna
Cost.
Together referring to fig. 2 to Fig. 4, antenna assembly 10 further includes antenna carrier 200, and antenna carrier 200 includes 210 He of mainboard
Side plate 220, antenna body 100 are at least partially disposed on mainboard 210, and at least another part of antenna body 100 is located at side plate
On 220, and antenna carrier 200 covers mainboard 210 in the width direction of mainboard 210.
In the present embodiment, it is 10 to 12mm that antenna body 100, which is located at the width d1 of the part on mainboard 210, such as
10mm, 11mm or 12mm, the width d2 that antenna body 100 is located at the part on side plate 220 is 5.5 to 6.5mm, such as 5.5mm,
6mm or 6.5mm.It in other embodiments, can also be according to the length and width of mainboard 210 and side plate 220 in antenna carrier 200
Appropriate adjustment antenna body 100 is located at the width on mainboard 210 and side plate 220, herein with no restrictions.
Wherein, third segmented antenna 130 is at least partially disposed on side plate 220, in the present embodiment, third segmented antenna
130 major part (50% part that area is more than 130 entire area of third segmented antenna) is all located on side plate 220.Third
The width of segmented antenna 130 is 2.5 to 3.5mm, such as 2.5mm, 3mm or 3.5mm.
First separation trough 160 is S type groove, and the width of S type groove is 0.45 to 0.55mm, for example, 0.45mm, 0.5mm or
0.55mm。
One end of S type groove extends to the edge of antenna body 100, so that leaning on the side of proximal panel 220 in antenna body 100
Edge forms the notch of disconnection between the first segmented antenna 110 and the second segmented antenna 120.The other end of S type groove extends to feed
Between end 140 and ground terminal 150, and the edge of antenna body 100 is not reached.
Interface 230 is additionally provided on side plate 220, one end of S type groove extends to interface 230.In the present embodiment, interface 230
For USB (Universal Serial Bus, universal serial bus) interface, and USB interface is located at the centre of side plate 220, at it
In his embodiment, interface 230 or earphone interface etc., herein with no restrictions.
Second separation trough 170 is F type groove, and the length of the straight-line groove 171 in F type groove is 6 to 8mm, for example, 6mm, 7mm or
8mm.The length of bending slot 172 in F type groove is 9 to 11mm, such as 9mm, 10mm or 11mm.The width of F type groove be 0.45 to
0.55mm, such as 0.45mm, 0.5mm or 0.55mm.
Straight-line groove 171 in F type groove extends to the edge of antenna body 100, and ground terminal 150 is located at the area that F type groove surrounds
In domain, ground terminal 150 is isolated with antenna body 100, and make third segmented antenna 130 and the second segmented antenna 120
Isolation.
Third separation trough 180 is L-type slot, and the length of the short side slot 181 in L-type slot is 3.5 to 4.5mm, such as 3.5mm,
4mm or 4.5mm.The length of long edge groove 182 in L-type slot is 7 to 9mm, such as 7mm, 8mm or 9mm.The width of L-type slot is
0.45 to 0.55mm, such as 0.45mm, 0.5mm or 0.55mm.
One end of L-type slot extends to the edge of antenna body 100, and feed end 140 is located in the region that L-type slot surrounds, with
Feed end 140 is isolated with antenna body 100.
In the present embodiment, the distance between feed end 140 and ground terminal 150 be 9 to 11mm, such as 9mm, 10mm or
11mm.Wherein, for ground terminal 150 close to 210 edge of mainboard, feed end 140 is located at one of ground terminal 150 far from 210 edge of mainboard
Side.
In the present embodiment, the first segmented antenna 110 can be used to implement 700 to 960MHz frequency range antenna function；The
Two-section antenna 120 can be used to implement 1700 to 1900MHz frequency range antenna function；Third segmented antenna 130 can be used for
Realize 2300 to 2700MHz frequency range antenna function；Can be used to implement between feed end 140 and ground terminal 150 1900 to
The antenna function of 2100MHz frequency range.
It is realized by this present embodiment 1900 to 2100MHz frequency range antenna function by an individual resonance, so that day
Line efficiency can reach 40% to 50%, higher more than 30% antenna efficiency realized in the prior art.
In other embodiments, it can also be realized by changing length and the position of slot segmentation to change each segmented antenna
Different frequency range antenna function.For example, in conventional aerial design, antenna efficiency of the equipment 2300 to 2400MHz frequency range
It is lower, it can be by the third resonance of offset medium-high frequency section, so that for realizing 2300 between feed end 140 and ground terminal 150
To the antenna function of 2400MHz frequency range, so that the antenna efficiency of this frequency range is higher.
The embodiment of the present invention realizes the antenna function of medium-high frequency section by three resonance, can be improved the work effect of antenna
Rate, and only change the cabling form of antenna on the basis of existing technology, it has the advantages of simple structure and easy realization, and not will increase antenna
Cost.By the way that antenna body is set on the mainboard and side plate of antenna carrier, can flexible adaptation in the shape of antenna carrier
Shape and size avoid the space for occupying other parts.
Referring to Fig. 5, mobile terminal embodiment of the present invention includes antenna body 100, antenna holder 200 and framework 300, antenna
Main body 100 is set on antenna holder 200, and antenna holder 200 is set in framework 300, wherein antenna body 100 and antenna
The structure of bracket 200 is respectively referring to the structure of antenna body 100 and antenna carrier 200 in said antenna device embodiment, herein
It repeats no more.
The embodiment of the present invention realizes the antenna function of medium-high frequency section by three resonance, can be improved the work effect of antenna
Rate, and only change the cabling form of antenna on the basis of existing technology, it has the advantages of simple structure and easy realization, and not will increase antenna
Cost.
Mode the above is only the implementation of the present invention is not intended to limit the scope of the invention, all to utilize this
Equivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content, it is relevant to be applied directly or indirectly in other
Technical field is included within the scope of the present invention.
Claims (10)
1. a kind of antenna assembly, which is characterized in that including antenna body, the antenna body includes:
First segmented antenna, for realizing the resonance of low-frequency range；
The first separation trough is equipped between second segmented antenna, with first segmented antenna, for realizing the first of medium-high frequency section
A resonance；
The second separation trough is equipped between third segmented antenna, with second segmented antenna, for realizing the second of medium-high frequency section
A resonance；
Feed end and ground terminal are additionally provided with third separation trough, first separation trough, described second in first segmented antenna
Separation trough and the third separation trough are at least partially disposed between the feed end and the ground terminal, so that the feed
The third resonance of medium-high frequency section is realized between end and the ground terminal.
2. antenna assembly according to claim 1, which is characterized in that the antenna assembly further includes antenna carrier, described
Antenna carrier includes mainboard and side plate, and the antenna body is at least partially disposed on the mainboard, and the antenna body is extremely
Few another part position is on the side plate.
3. antenna assembly according to claim 2, which is characterized in that the antenna body is located at the part on the mainboard
Width be 10 to 12mm, the width of the part of the antenna body position on the side plate is 5.5 to 6.5mm.
4. antenna assembly according to claim 2, which is characterized in that the third segmented antenna is at least partially disposed at institute
It states on side plate, the width of the third segmented antenna is 2.5 to 3.5mm.
5. antenna assembly according to claim 2, which is characterized in that first separation trough is S type groove, the S type groove
One end extend to the edge of the antenna body.
6. antenna assembly according to claim 1, which is characterized in that second separation trough is F type groove, the F type groove
In the length of straight-line groove be 6 to 8mm, the length of the bending slot in the F type groove is 9 to 11mm, and the width of the F type groove is
0.45 to 0.55mm.
7. antenna assembly according to claim 6, which is characterized in that the straight-line groove in the F type groove extends to the day
The edge of line main body, the ground terminal is located in the region that the F type groove surrounds, by the ground terminal and the antenna body
Isolation.
8. antenna assembly according to claim 1, which is characterized in that the third separation trough is L-type slot, the L-type slot
In the length of short side slot be 3.5 to 4.5mm, the length of the long edge groove in the L-type slot is 7 to 9mm, the width of the L-type slot
Degree is 0.45 to 0.55mm.
9. antenna assembly according to claim 8, which is characterized in that one end of the L-type slot extends to the antenna master
The edge of body, the feed end are located in the region that the L-type slot surrounds, by the feed end and the antenna body every
From.
10. a kind of mobile terminal, which is characterized in that including the described in any item antenna assemblies of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811625222.7A CN109904615B (en) | 2018-12-28 | 2018-12-28 | Antenna device and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811625222.7A CN109904615B (en) | 2018-12-28 | 2018-12-28 | Antenna device and mobile terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109904615A true CN109904615A (en) | 2019-06-18 |
| CN109904615B CN109904615B (en) | 2021-08-31 |
Family
ID=66943524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811625222.7A Active CN109904615B (en) | 2018-12-28 | 2018-12-28 | Antenna device and mobile terminal |
Country Status (1)
| Country | Link |
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| CN (1) | CN109904615B (en) |
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| CN109904615B (en) | 2021-08-31 |
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Effective date of registration: 20230403 Address after: 518000 Room 201, building A, No. 1, Qian Wan Road, Qianhai Shenzhen Hong Kong cooperation zone, Shenzhen, Guangdong (Shenzhen Qianhai business secretary Co., Ltd.) Patentee after: Shenzhen Huaxi Investment Co.,Ltd. Address before: 516006 Zhongkai hi tech Zone, Huizhou, Guangdong, 86 Chang seven Road West Patentee before: HUIZHOU TCL MOBILE COMMUNICATION Co.,Ltd. |