CN207781885U - A kind of multiband antenna and electronic equipment - Google Patents
A kind of multiband antenna and electronic equipment Download PDFInfo
- Publication number
- CN207781885U CN207781885U CN201721813560.4U CN201721813560U CN207781885U CN 207781885 U CN207781885 U CN 207781885U CN 201721813560 U CN201721813560 U CN 201721813560U CN 207781885 U CN207781885 U CN 207781885U
- Authority
- CN
- China
- Prior art keywords
- antenna
- radiation
- radiating element
- ontology
- gap
- Prior art date
- 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.)
- Active
Links
Landscapes
- Waveguide Aerials (AREA)
Abstract
The utility model discloses a kind of multiband antenna and electronic equipment, multiband antenna is set to the surface of antenna holder, including antenna feed side, antenna ground end and radiating element, and radiating element includes the first radiating element and the second radiating element；First radiating element includes the first radiation ontology, first radiation ontology is set to the upper surface of antenna holder, one end of first radiation ontology is equipped with First Transition portion, the other end is equipped with the second transition part, First Transition portion extends outwardly and is bent to form the first bending part positioned at antenna holder front surface downward vertically, the bottom end side of first bending part is extended with the first radiation minor matters towards the second radiating element, second radiating element is set to the front surface of antenna holder and is connect with the second transition part by the second bending part, there is gap between second radiating element and the first radiation ontology.The utility model is simple in structure, and radiance is excellent, can meet the radiation demand of low frequency and high frequency simultaneously, the advantages of with wider emission band.
Description
Technical field
The utility model is related to antenna technical field more particularly to a kind of multiband antennas and electronic equipment.
Background technology
With the development of the communication technology, the intelligent wearable devices such as smartwatch, bracelet have come into people’s lives, not only
Requirement of the people to traditional function is met, and multi-functional as communication, payment, trip navigation, positioning etc. is integrated
Daily necessities.
Now, requirement of the people for bracelet or smartwatch is also higher and higher, it is intelligent, integrated, structure is thin, online
Speed is fast etc. to be required for meeting public requirement.Moreover, wideling popularize with 3G/4G networks, to day in intelligent wearable device
The structure and performance of line also proposed new requirement.
The Base communication requirement of the 2G of intelligent wearable device before antenna will not only meet, while also to ensure that it has and cover
The ability of the communications band of 3G/4G is covered, i.e. antenna will meet and be worked at the same time in low frequency and high frequency, and this requires the frequency bands of antenna to become
More, bandwidth of operation broadens, radiation efficiency improves, and therefore, can only operate in a frequency range either complicated antenna of dimensional structure
Structure cannot meet the needs of intelligent wearable device.
Invention content
Technical problem to be solved in the utility model is：A kind of multiband antenna, simple in structure, radiance are provided
It is excellent, while disclosure satisfy that the radiation demand of low frequency and high frequency, the advantages of with wider emission band.
In order to solve the above technical problems, the technical solution of the utility model is：
A kind of multiband antenna, the multiband antenna are set to the surface of antenna holder, and the multiband antenna includes day
Line feed side, antenna ground end and radiating element, which is characterized in that the radiating element includes the first radiating element and the second spoke
Penetrate unit；
First radiating element includes the first radiation ontology, and the first radiation ontology is set to the upper of the antenna holder
The one end on surface, the first radiation ontology is equipped with First Transition portion, and the other end is equipped with the second transition part, the First Transition portion
Extend outwardly and is bent to form the first bending part positioned at the antenna holder front surface downward vertically, first bending part
Bottom end side is extended with towards the first of second radiating element and radiates minor matters, and second radiating element is set to the antenna
The front surface and the second bending part of process of holder are connect with second transition part, second radiating element and described first
There is gap between radiation ontology.
Wherein, second radiating element and described first are radiated the gap between ontology by second bending part
It is divided into the first gap and the second gap, the length in first gap, width are all more than length, the width in second gap
Degree.
Wherein, first gap is located at the side for radiating minor matters close to described first, and second gap is located remotely from
The side of the first radiation minor matters.
Wherein, the multiband antenna further includes parasitic radiation element, and the parasitic radiation element includes parasitic radiation sheet
Body and parasitic ground end, the parasitic radiation ontology is set to the upper surface of the antenna holder, and is radiated with described first
It is spaced between ontology.
Wherein, it is provided with through slot between the upper surface and lower surface of the antenna holder；The antenna feed side includes
It is set to the feed side ontology of the antenna holder upper surface and bends downward and pass through the feed-in bending part of the through slot；
The antenna ground end includes being set to the antenna ground end ontology of the antenna holder upper surface and bending downward and pass through
The antenna ground end bending part of the through slot；One end of the parasitic radiation ontology extends and is pierced by the through slot, shape
At the parasitic ground end；The antenna feed side is between the antenna ground end and the parasitic radiation ontology.
Wherein, first radiating element is IFA antennas.
Wherein, the first radiation minor matters are rectangle sheet body structure.
Wherein, there is interval between the first radiation minor matters and second radiating element.
Wherein, second radiating element is rectangle sheet body structure.
The utility model additionally provides a kind of electronic equipment, the electronic apparatus application multiband antenna as described above,
The electronic equipment includes pcb board, is electrically connected between the antenna feed side and the signal wire being printed on the pcb board.
After using above-mentioned technical proposal, the utility model has the beneficial effects that：
A kind of multiband antenna provided by the utility model, have the advantages that it is small, light-weight, simple in structure, can be with
The quantity of antenna in same equipment is reduced, the influence of the coupling and interference between antenna is reduced, improves the stability of equipment.Due to
One end of first radiation ontology is equipped with First Transition portion and is bent to form the first bending part, and is connected with the first radiation minor matters, the
For one radiation minor matters towards the second radiating element, opening direction is antenna holder front surface opening, will be used in the prior art in day
The form of cable architecture upper surface opening, is changed to front surface opening, reduces upper surface opening in the prior art and causes each radiation branch
The harm being had an impact to low frequency radiation is saved, the utility model is capable of the work low-frequency resonant of antenna easy to implement, is improved low
Frequency performance, that is, meet the radiation demand of low frequency；It is equipped with the second transition part in the other end of the first radiation ontology and is bent to form
Second bending part, the second bending part are connect with the second radiating element set on the antenna holder front surface, the second radiating element
It is in same plane with the first radiation minor matters, by the coupling with antenna ground, the size of the second radiating element is adjusted, makes this practicality
It is novel to be operated in high-frequency band, that is, to meet the radiation demand of high frequency；In the utility model by adjusting the first gap and
Width, length, stiffness of coupling and the current distribution in the second gap can change the working frequency range of antenna, improve radiance, and
It is simple in structure, it is easy to implement；It is equipped with parasitic radiation element in the utility model, enhances the integral radiation of the utility model
Can, emission band broadens, and meets each band operation requirement.
Description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is the dimensional structure diagram of the utility model embodiment；
Fig. 2 is the enlarged drawing in the portions A in Fig. 1；
Fig. 3 is the planar structure schematic diagram of Fig. 1；
Fig. 4 is the electronic devices structure schematic diagram using the utility model multiband antenna；
In figure：1- antenna holders, 11- through slots, 2- first radiate ontology, 21- First Transitions portion, the first bending parts of 22-,
23- first radiates minor matters, the second transition parts of 24-, the second bending parts of 25-, the second radiating elements of 3-, the first gaps 31-, 32- the
Two gaps, the feed sides 4- ontology, 41- feed-ins bending part, 5- antenna grounds end ontology, 51- antenna grounds end bending part, 6- are parasitic
Radiate ontology, 61- parasitic grounds end, 7- antennas, 8- electronic equipments, 81-PCB plates.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
" upper surface " as described below, " lower surface ", " front surface ", " inboard ", " outside " only represent relative position relation,
Do not represent absolute position.It is merely for convenience of describing the present invention and simplifying the description, therefore should not be understood as to this practicality
Novel limitation.
As shown in Figure 1 to Figure 3, a kind of multiband antenna provided by the utility model is set to the surface of antenna holder 1, including
Antenna feed side, antenna ground end and radiating element, radiating element include the first radiating element and the second radiating element 3, preferably
, the first radiating element, the second radiating element 3, antenna feed side, the setting of antenna ground end integral type.
First radiating element include first radiation ontology 2, first radiation ontology 2 be set to antenna holder 1 upper surface, first
The one end for radiating ontology 2 is equipped with First Transition portion 21, and the other end is equipped with the second transition part 24, and First Transition portion 21 extends outwardly simultaneously
It is bent to form the first bending part 22 positioned at 1 front surface of antenna holder downward vertically, the bottom end side of the first bending part 22 extends
There are the first radiation minor matters 23 towards the second radiating element 3, the first radiation minor matters 23 are rectangle sheet body structure, it is preferred that the
There is interval between one radiation minor matters 23 and the second radiating element 3.Second radiating element 3 is rectangle sheet body structure, the second spoke
Unit 3 is penetrated set on the front surface of antenna holder 1 and is connect with the second transition part 24 by the second bending part 25, the second radiation is single
Between member 3 and the first radiation ontology 2 there is gap, the second bending part 25 to radiate the second radiating element 3 and first between ontology 2
Gap be divided into the first gap 31 and the second gap 32, wherein be defined as the close to the gap of the first radiation minor matters 23 side
One gap 31, the gap far from the first 23 side of radiation minor matters are defined as the second gap 32, it is preferred that the length in the first gap 31
Degree, width are all more than length, the width in the second gap 32.
Preferably, the utility model further includes parasitic radiation element, and parasitic radiation element includes parasitic radiation ontology 6 and posts
Raw ground terminal 61, parasitic radiation ontology 6 are set to the upper surface of antenna holder 1, and between the first radiation ontology 2 there are
Every.
It is provided with through slot 11 between the upper surface and lower surface of antenna holder 1；Antenna feed side includes being set to antenna
The feed side ontology 4 of 1 upper surface of holder and the feed-in bending part 41 for bending downward and passing through through slot 11；It wraps at antenna ground end
It includes the antenna ground end ontology 5 for being set to 1 upper surface of antenna holder and bends downward and pass through the antenna ground of through slot 11
Hold bending part 51；One end of parasitic radiation ontology 6 extends and is pierced by through slot 11, forms parasitic ground end 61；Feed side sheet
Body 4 is located between antenna ground end ontology 5 and parasitic radiation ontology 6, feed-in bending part 41 and signal source (not shown) it
Between be electrically connected, antenna ground end bending part 51 and parasitic ground end 61 with being separately connected antenna 7.
In the present invention, the first radiation radiation list of minor matters 23 and second is equipped with by the front surface in antenna holder 1
Member 3, and between there are certain intervals, using in the upper surface of antenna holder 1 by the way of radiation minor matters are arranged change by original
To be arranged using front surface, electric current on minor matters 23 and the second radiating element 3 is then radiated according to the first radiation ontology 2, first
Distribution situation, adjustment first radiation minor matters 23 positions and dimensions, it is preferred that first radiation minor matters 23 length be 8mm, it is wide
Degree is 1mm, and positions and dimensions can be adjusted according to actual needs；And its with antenna coupling condition between 7 is adjusted,
The work low-frequency resonant that can realize the utility model makes the utility model be capable of providing low frequency operation radiation scope in 790MHz
To 960MHz, that is, meet the radiation demand of low frequency.
By being connected between the second radiating element 3 and first is radiated ontology 2, and there is certain gap, forms the first seam
Gap 31 and the second gap 32, the gap close to the first 23 side of radiation minor matters is defined as the first gap 31, far from the first radiation branch
The gap for saving 23 sides is defined as the second gap 32, it is preferred that the length in the first gap 31, width are all higher than the second gap 32
Length and width；Position, width and the length in the first gap 31 and the second gap 32 can be adjusted according to actual needs, be led to
It crosses and is adjusted, and then mutual stiffness of coupling and current distribution can be changed, so as to adjust the work of the utility model
Frequency range improves radiance.A part of second radiating element 3 as the first radiation ontology 2, with antenna there are couplings between 7
Close situation makes utility model works in high-frequency band, can obtain different by adjusting the size of the second radiating element 3
Band bandwidth meets high-frequency emission demand, it is preferred that the length of the second radiating element 3 be 22mm to 23mm, width 4.8mm,
Its positions and dimensions can be adjusted according to actual needs.
As shown in figures 1 and 3, parasitic radiation element includes parasitic radiation ontology 6 and parasitic ground end 6, parasitic radiation sheet
There are coupling conditions between the radiation ontology 2 of body 6 and first, originally by adjusting the size of parasitic radiation ontology 6 and with the first radiation
Interval between body 2, and, it is new can to enhance this practicality for the coupling condition between with optimizing parasitic radiation ontology 6 and antenna 7
The integral radiation performance of type, makes the radiation bandwidth of the utility model broaden, and meets each band operation requirement.
Also referring to Fig. 1, Fig. 3 and Fig. 4, Fig. 4 is to show using the electronic devices structure of the utility model multiband antenna
It is intended to.
The present invention also provides a kind of electronic equipment 8 of application multiband antenna as described above, electronic equipment 8 includes
Pcb board 81 is electrically connected between antenna feed side and the signal wire (not shown) being printed on pcb board 81.Wherein, electronics is set
Standby 8 can be smartwatch, can also be Intelligent bracelet, those skilled in the art can be according to actual needs by multiband antenna
Applied on other electronic equipments 8, details are not described herein.
In conclusion the utility model is simple in structure, radiance is excellent, it is possible to reduce the number of antenna in same equipment
Amount reduces the influence of the coupling and interference between antenna, improves the stability of equipment, and can meet low frequency and high frequency simultaneously
Radiation demand, the advantages of with wider emission band.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement etc., should be included in the utility model made by within the spirit and principle of utility model
Protection domain within.
Claims (10)
1. a kind of multiband antenna, the multiband antenna is set to the surface of antenna holder, and the multiband antenna includes antenna
Feed side, antenna ground end and radiating element, which is characterized in that the radiating element includes the first radiating element and the second radiation
Unit；
First radiating element includes the first radiation ontology, and the first radiation ontology is set to the upper table of the antenna holder
Face, it is described first radiation ontology one end be equipped with First Transition portion, the other end be equipped with the second transition part, the First Transition portion to
Outer extension is simultaneously bent to form the first bending part positioned at the antenna holder front surface, the bottom of first bending part downward vertically
End side is extended with towards the first of second radiating element and radiates minor matters, and second radiating element is set to the antenna branch
The front surface and the second bending part of process of frame are connect with second transition part, second radiating element and first spoke
It penetrates between ontology with gap.
2. multiband antenna as described in claim 1, which is characterized in that second bending part is by second radiating element
The gap between the first radiation ontology is divided into the first gap and the second gap, the length in first gap,
Width is all more than length, the width in second gap.
3. multiband antenna as claimed in claim 2, which is characterized in that first gap is located to be radiated close to described first
The side of minor matters, second gap are located remotely from the side of the first radiation minor matters.
4. multiband antenna as described in claim 1, which is characterized in that the multiband antenna further includes parasitic radiation list
Member, the parasitic radiation element include parasitic radiation ontology and parasitic ground end, and the parasitic radiation ontology is set to the day
The upper surface of line bracket, and it is spaced between the first radiation ontology.
5. multiband antenna as claimed in claim 4, which is characterized in that
It is provided with through slot between the upper surface and lower surface of the antenna holder；
The antenna feed side includes being set to the feed side ontology of the antenna holder upper surface and bending downward and pass through
The feed-in bending part of the through slot；
The antenna ground end include be set to the antenna holder upper surface antenna ground end ontology and bend downward and
Across the antenna ground end bending part of the through slot；
One end of the parasitic radiation ontology extends and is pierced by the through slot, forms the parasitic ground end；
The antenna feed side is between the antenna ground end and the parasitic radiation ontology.
6. multiband antenna as described in claim 1, which is characterized in that first radiating element is IFA antennas.
7. multiband antenna as described in claim 1, which is characterized in that the first radiation minor matters are rectangle sheet body knot
Structure.
8. multiband antenna as described in claim 1, which is characterized in that the first radiation minor matters and second radiation are single
There is interval between member.
9. multiband antenna as described in claim 1, which is characterized in that second radiating element is rectangle sheet body knot
Structure.
10. a kind of electronic equipment, which is characterized in that the electronic apparatus application is as described in any one of claim 1 to 9
Multiband antenna, the electronic equipment include pcb board, the antenna feed side and the signal wire that is printed on the pcb board it
Between be electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721813560.4U CN207781885U (en) | 2017-12-22 | 2017-12-22 | A kind of multiband antenna and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721813560.4U CN207781885U (en) | 2017-12-22 | 2017-12-22 | A kind of multiband antenna and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207781885U true CN207781885U (en) | 2018-08-28 |
Family
ID=63228519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721813560.4U Active CN207781885U (en) | 2017-12-22 | 2017-12-22 | A kind of multiband antenna and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207781885U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112072286A (en) * | 2020-08-28 | 2020-12-11 | 深圳市锐尔觅移动通信有限公司 | Broadband PIFA antenna and communication terminal |
| CN114696073A (en) * | 2020-12-29 | 2022-07-01 | 纬创资通股份有限公司 | Antenna system |
| CN114914665A (en) * | 2021-02-08 | 2022-08-16 | 华为技术有限公司 | Antenna and terminal equipment |
-
2017
- 2017-12-22 CN CN201721813560.4U patent/CN207781885U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112072286A (en) * | 2020-08-28 | 2020-12-11 | 深圳市锐尔觅移动通信有限公司 | Broadband PIFA antenna and communication terminal |
| CN114696073A (en) * | 2020-12-29 | 2022-07-01 | 纬创资通股份有限公司 | Antenna system |
| CN114914665A (en) * | 2021-02-08 | 2022-08-16 | 华为技术有限公司 | Antenna and terminal equipment |
| CN114914665B (en) * | 2021-02-08 | 2023-09-22 | 华为技术有限公司 | Antenna and terminal equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10276938B2 (en) | Mobile terminal device | |
| CN113517546B (en) | Electronic equipment | |
| CN202282452U (en) | Multiple-frequency slot antenna for mobile phone with closed metal frame | |
| CN104425881B (en) | Antenna structure and wireless communication device with the antenna structure | |
| CN207781885U (en) | A kind of multiband antenna and electronic equipment | |
| CN110492237A (en) | Mimo antenna structure and mobile device based on metal edge frame | |
| CN102800931A (en) | Mobile communication terminal antenna device | |
| JP2013051644A (en) | Antenna device and electronic apparatus comprising the same | |
| TW200922002A (en) | Planar inverted-F antenna with vertical grounding plane | |
| CN107681249A (en) | Antenna structure and the radio communication device with the antenna structure | |
| CN104505575A (en) | Adjustable antenna for all-metal structural communication terminal equipment | |
| CN106602243B (en) | 2MIMO antenna for mobile phone and its design method based on the feature theory of modules | |
| CN105322278B (en) | Antenna with continuous metal frame and its electronic equipment | |
| EP2889956A1 (en) | Multiple-input multiple-output antenna, system and mobile terminal | |
| CN111786091B (en) | Antenna module and terminal | |
| CN104167605A (en) | Antenna structure and wireless communication apparatus using the same | |
| CN202159767U (en) | Internal multi-band antenna and carrier | |
| CN103078174A (en) | Multifrequency antenna device | |
| CN104300202B (en) | Antenna structure and wireless communication device with the antenna structure | |
| CN108365334A (en) | A kind of multiband antenna closing on couple feed based on microstrip line | |
| CN106058434B (en) | A kind of antenna applied to mobile terminal | |
| TW201448348A (en) | Antenna structure and wireless communication device using the same | |
| CN109509961A (en) | Electronic apparatus | |
| EP3734758A1 (en) | Antenna and terminal | |
| CN104143680B (en) | Wireless communication device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |