CN106356648A - Electronic device provided with antenna used for forming capacity coupling with outer contour conductor - Google Patents
Electronic device provided with antenna used for forming capacity coupling with outer contour conductor Download PDFInfo
- Publication number
- CN106356648A CN106356648A CN201610554366.2A CN201610554366A CN106356648A CN 106356648 A CN106356648 A CN 106356648A CN 201610554366 A CN201610554366 A CN 201610554366A CN 106356648 A CN106356648 A CN 106356648A
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- antenna pattern
- antenna
- electronic equipment
- conductor
- gabarit
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/30—Combinations of separate antenna units operating in different wavebands and connected to a common feeder system
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Support Of Aerials (AREA)
Abstract
The invention discloses an electronic device provided with an antenna used for forming capacity coupling with an outer contour conductor. The electronic device comprises a first feed end, which is electrically connected with the circuit part of the base plate of the electronic device provided with a peripheral part; the outer contour conductor, which is disposed on the peripheral part; a first antenna pattern, which is electrically connected with the first feed end; a second antenna pattern, which is separated from the second antenna pattern, and is used to form the capacity coupling with the first antenna pattern. The first outer contour conductor part of the outer contour conductor is separated from the second antenna pattern, and then is used to form the capacity coupling with the second antenna pattern.
Description
Technical field
The present invention relates to a kind of electronic installation with following antenna: it is not subject to the obstruction of gabarit conductor and in gabarit conductor
Form Capacitance Coupled such that it is able to improve antenna performance and inside antenna pattern between.
Background technology
In recent years, in the electronic equipment such as smart phone, metal design is becoming increasingly popular.This metal designs in electronics
Attract attention in the appearance design angle of equipment and internal robustness angle.
Gabarit conductor can be utilized from the appearance design angle of electronic equipment, and in order to realize the inside of electronic equipment
Robustness, can be built-in with conductor frame inside it.
As one, carried out this using the Some Enterprises in the portable electric appts enterprise of metal design
Plant research and the exploitation that gabarit conductor uses as a part for antenna.
Have in the electronic equipment using the existing antenna of gabarit conductor, in order to using gabarit conductor as one of antenna
Point and utilize, be formed with expose outside gabarit conductor the removed gap of part conductor (gap), and due to this gap quilt
The end of the gabarit conductor of merogenesis can utilize as antenna.
However, in the electronic device, gabarit conductor merogenesis may be led to outward appearance plain, and there is table in intermetallic composite coating
The shortcoming revealing low yield.
Additionally, in a recent example, gabarit conductor is adopted to smart phone (smart phone), simultaneously for guaranteeing
The radiance of antenna and by gabarit conductor merogenesis, as one, a kind of also situation being made as 4 articulated structure.
The problem that manufacture method is more difficult, non-defective unit yield is poor however, 4 articulated structure of gabarit conductor exist.
Therefore, manufacturing enterprise makes great efforts to eliminate the articulated structure of metal or reduce to bottom line, but for guaranteeing antenna
Performance, articulated structure is more at most more conducive to the realization of its performance, and based on this advantage, gabarit conductor comprises the reality of partial node
Example is more.
However, although being conducive to the performance of antenna in the case of comprising partial node, but manufacturing yield and outward appearance
In beautiful angle, using comprise as few as possible partial node gabarit conductor while guarantee antenna performance demand also therewith
And increase.
Following prior art literature does not have the open solution being directed to above-mentioned existing technology solution problem.
[prior art literature]
[patent documentation]
(patent documentation 1) KR published patent 2012-0102517 publication
(patent documentation 2) KR published patent 2014-0119928 publication
Content of the invention
One embodiment of the invention is related to a kind of antenna pattern formation Capacitance Coupled by setting up and being connected to feed terminal
While form capacity coupled antenna pattern and the electronic equipment of antenna performance can be improved with gabarit conductor.
According to one embodiment of the invention, provide a kind of electronic equipment, comprising: the first feed terminal, and be built in week
Enclose the circuit portion electrical connection of the substrate of the electronic equipment in portion；Gabarit conductor, is arranged in described periphery；And first antenna dress
Put, comprise: first antenna pattern, it is electrically connected to described first feed terminal；Second antenna pattern, with described first antenna pattern phase
Every and arrange, with described first antenna pattern formed Capacitance Coupled；The first gabarit conductor part in described gabarit conductor, with
Described second antenna pattern is separated by and arranges, to form Capacitance Coupled with described second antenna pattern.
In the solution of this problem, it will thus provide in multiple concepts of explanation in specific embodiment hereinafter
One.The solution of this problem is not intended to core technology or necessary technology in the item of confirmation request, and simply records
One of item of request, and will carry out respectively specifically for asked item in following detailed descriptions
Explanation.
According to one embodiment of the invention, by using with the first antenna pattern of the feed terminal being connected to circuit portion and
Form gabarit conductor and form capacity coupled second antenna pattern, thus described second antenna pattern can be assisted with gabarit conductor
Make, hereby it is possible to improve the performance of antenna further.
Brief description
Fig. 1 is the stereoscopic figure of the electronic equipment according to one embodiment of the invention.
Fig. 2 is the one of the first antenna device of the electronic equipment according to one embodiment of the invention to realize exemplary plot.
Fig. 3 is the one of the first antenna device of the electronic equipment according to one embodiment of the invention and the second antenna assembly
Realize exemplary plot.
Fig. 4 is the exploded perspective view of the electronic equipment according to one embodiment of the invention.
Fig. 5 is the capacity coupled explanation of the first antenna device with regard to the electronic equipment according to one embodiment of the invention
Figure.
Fig. 6 is the capacity coupled explanation of the second antenna assembly with regard to the electronic equipment according to one embodiment of the invention
Figure.
Fig. 7 is the explanatory diagram of the circuit diagram with regard to the electronic equipment according to one embodiment of the invention.
(a) and (b) of Fig. 8 be illustrate the first antenna device according to one embodiment of the invention radiation efficiency and
The curve chart of reflection coefficient.
(a) and (b) of Fig. 9 be illustrate the second antenna assembly according to one embodiment of the invention radiation efficiency and
The curve chart of reflection coefficient.
Figure 10 is to illustrate the frequency characteristic with regard to the first antenna device according to one embodiment of the invention and impedance spy
Property figure.
(a) and (b) of Figure 11 is the radiation effect illustrating with regard to the first antenna device according to one embodiment of the invention
Rate and the curve chart of reflection coefficient.
Symbol description
10: electronic equipment 300: gabarit conductor
305th, 307: the first gabarit conductor parts and the second gabarit conductor part
500: first antenna device 501: the first feed terminal
510: first antenna pattern 520: the second antenna pattern
700: the second antenna assembly 701: the second feed terminal
710: first antenna pattern 720: the second antenna pattern
Specific embodiment
Below it is to be understood that the present invention is not limited to embodiment described, and without departing from idea of the invention
Under the premise of can change the present invention in the way of various.
Additionally, for each embodiment of the present invention, the structure, shape and the numerical value that illustrate as an example are only
It is the example of the technology item being used to help understand the present invention, therefore the invention is not limited in this.Each embodiment of the present invention
The new embodiment of variform can be constituted in the way of combination with one another in whole or in part.
And, in the accompanying drawing of reference in the present invention, substantially the same structure is had on the content of the entirety of the present invention
Become and the element of function will be using identical label.
Hereinafter, the people for enabling to have ABC in the technical field belonging to the present invention is easily implemented with this
Bright, with reference to appended accompanying drawing, embodiments of the invention will be described in detail.
Fig. 1 is the stereoscopic figure of the electronic equipment according to one embodiment of the invention.
With reference to Fig. 1, described in the electronic equipment 10 comprising the antenna assembly according to one embodiment of the invention comprises to be arranged in
The gabarit conductor 300 of periphery.
Now, the gabarit conductor 300 according to one embodiment of the invention can with the inside being arranged in electronic equipment in
Portion's electric conductivity framework forms as one, or can independently form independent composition part and by group with inner conductive framework
It is attached to electronic equipment.
As one, described gabarit conductor 300 can form as one with the main body of electronic equipment 10 it is also possible to not with electricity
Sub- equipment 10 forms as one.
Here, in the gabarit conductor 300 according to one embodiment of the invention, at least in the part of the function of execution antenna
Merogenesis can not be formed.Therefore, do not execute antenna function part there is merogenesis even.
Fig. 2 is the one of the first antenna device of the electronic equipment according to one embodiment of the invention to realize exemplary plot；Fig. 3 is
The one of the first antenna device of the electronic equipment according to one embodiment of the invention and the second antenna assembly realizes exemplary plot.
With reference to Fig. 2 and Fig. 3, according to the electronic equipment of one embodiment of the invention may include that the first feed terminal 501,
Gabarit conductor 300 and first antenna device 500.
Additionally, with reference to Fig. 3, according to the electronic equipment of one embodiment of the invention may include that the first feed terminal 501, the
Two feed terminal 701, gabarit conductor 300, first antenna device 500 and the second antenna assembly 700.
With reference to Fig. 2 and Fig. 3, described first feed terminal 501 can be with the substrate 100 being built in described electronic equipment 10
Circuit portion 110 electrically connects, and the first signal corresponding to first band is provided to described first antenna from described circuit portion 110
Pattern 510.
Described second feed terminal 701 is electrically connected to the circuit portion 110 of described substrate 100, and with described first feed terminal 501
Electrically separated, and the secondary signal corresponding to second band can be provided to described third antenna figure from described circuit portion 110
Case 710.
First antenna device 500 comprises first antenna pattern 510, the second antenna pattern 520 and the first gabarit conductor portion
Part 305, such that it is able to form the resonance for covering first band set in advance.
Here, described first band can be one of wireless near field communication frequency band, as one, can be gps
(global positioning system) frequency band, and it is not limited to this.
As one, described first antenna pattern 510 can be directly connected to described first feed terminal 501, and permissible
The receipt signal by described first feed terminal 501.
Described second antenna pattern 520 can be separated by with described first antenna pattern 510 and arrange, thus with described first
Antenna pattern 510 forms Capacitance Coupled.
And, described first gabarit conductor part 305 is not by the continuous conductor of merogenesis in described gabarit conductor 300
Part, it can be separated by with described second antenna pattern 520 to form Capacitance Coupled with described second antenna pattern 520
The conductor part of arrangement.
With reference to Fig. 3, described second antenna pattern 700 comprises third antenna pattern 710, outside the 4th antenna pattern 720, second
Wide conductor part 307, such that it is able to form the multiple resonance for covering the second band with default multiple frequency band.
Here, described second band can be one of wireless near field communication frequency band, as one, can be wifi
Frequency band, and be not limited thereto.
As one, third antenna pattern 710 may be electrically connected to described second feed terminal 701, and can pass through institute
State the second feed terminal 701 and receipt signal.
Described 4th antenna pattern 720 can be separated by with described third antenna pattern 710 and arrange, thus with the described 3rd
Antenna pattern 710 forms Capacitance Coupled.
And, described second gabarit conductor part 307 can be in the plurality of gabarit conductor 300, not by merogenesis
Continuous conductor part, it can become and form capacity coupled conductor part with described third antenna 70.
In addition, the antenna structure of the electronic equipment such as most of smart mobile phone (smart phone) is as follows: lower end is pasted with use
In the antenna of telephone relation, upper end is disposed with the antenna in addition to telephone relation, i.e. global positioning system (gps:global
Positioning system), wifi, multiple-input and multiple-output (mimo:multiple-input and multiple-
Output), multiple antennas such as diversity antenna (diversity antenna).
Additionally, the importance degree height of gps and wifi is it is therefore desirable to guarantee the radiation efficiency of antenna, here, it is preferred that emphasis is from tool
Antenna Design and radiance is guaranteed in the electronic equipment having gabarit conductor.
Basically, cell phone (mobile phone) antenna affected by external member (set) structure more.Especially, exist
In the case of gabarit conductor, there is the significantly reduced serious shortcoming of radiance.
Furthermore, it is necessary to the sky compared to existing pifa antenna, ring Shape antenna (loop type antenna) function admirable
Line structure.The antenna being more used in the patch-type (patch type) of gps has higher gain and directivity
(directivity), however it haves the shortcomings that narrow bandwidth.In order to make up this shortcoming it is proposed that forming electric capacity with gabarit conductor
The antenna assembly of coupling.
Fig. 4 is the exploded perspective view of the electronic equipment according to one embodiment of the invention.
With reference to Fig. 4, bonnet 400, substrate 100, gabarit can be comprised according to the electronic equipment 10 of one embodiment of the invention
Conductor 300 and display floater 200.Although additionally, not shown, described electronic equipment 10 can also comprise inner cover lid and
Battery.
Described first antenna pattern 510 can be arranged in substrate 100 or the inner cover lid (rear of described electronic equipment 10
Cover), directly to electrically connect with the circuit portion 110 of the substrate 100 being built in described electronic equipment 10.
Described second antenna pattern 520 can be arranged in substrate 100, inner cover lid and the bonnet of described electronic equipment 10
At least one of 400 inner side, to form Capacitance Coupled with described gabarit conductor 300.
Described third antenna pattern 710 can be arranged in substrate 100 or the inner cover lid of described electronic equipment 10, with directly electricity
It is connected to the circuit portion 110 of the substrate 100 being built in described electronic equipment 10.
Described 4th antenna pattern 720 can be arranged in substrate 100, inner cover lid and the bonnet 400 of described electronic equipment 10
Inner side in some, with described gabarit conductor 300 formed Capacitance Coupled.
With reference to Fig. 4, described second antenna pattern 520 and described 4th antenna pattern 720 are arranged in the interior of bonnet 400
Side, but be not limited thereto, for example, as long as described second antenna pattern 520 and described 4th antenna pattern 720 can divide
Other and gabarit conductor 300 forms Capacitance Coupled, and its position need not especially be confined to ad-hoc location.
Fig. 5 is the capacity coupled explanation of the first antenna device with regard to the electronic equipment according to one embodiment of the invention
Figure.
With reference to Fig. 5, described first antenna pattern 510 is directly connected to first feed terminal 501 in circuit portion 110, thus logical
Cross described first feed terminal 501 and receive the first signal.
Now, described first antenna pattern 510 can be adjacent with described second antenna pattern 520 and arrange, with can be with
Described second antenna pattern 520 forms Capacitance Coupled.Additionally, in the case of needing dual band or broadband, first antenna figure
Case 510 can also comprise stub (stub) etc. and extend pattern.
Described second antenna pattern 520 is adjacent with described first antenna pattern 510 and arranges, with described first antenna figure
Case 510 forms Capacitance Coupled c510；Furthermore, it is possible to adjacent with described first gabarit conductor part 305 and arrange, with institute
State the first gabarit conductor part 305 and form Capacitance Coupled c520.
As one, in the case that described first antenna pattern 510 is with preset length arrangement, can be along its length side
To and be arranged as adjacent with described second antenna pattern 520；And arranged with default length in described second antenna pattern 520
In the case of, can be arranged as adjacent with described first gabarit conductor part 305 along its length direction.
Accordingly, described second antenna pattern 520 can form Capacitance Coupled c510 with described first antenna pattern 510, and
Capacitance Coupled c520 can be formed with described first gabarit conductor part 305.
Now, when the isolation spacing between described second antenna pattern 520 and first antenna pattern 510 changes, two
The degree of intercoupling between pattern 510,520 can be adjusted, additionally, in the second antenna pattern 520 and first antenna
In the case that pattern 510 forms the length change of coupling, can be adjusted by the resonant frequency that two patterns 510,520 determine
Whole.
Additionally, for guaranteeing radiance, the electrical length (electrical that described second antenna pattern 520 has
Length) can be longer than the electrical length of described first antenna pattern 510, and its width can be than described first antenna pattern
510 width is wider.As a result, the volume that described second antenna pattern 520 has is more than the body of described first antenna pattern 510
Long-pending, accordingly, due to the large volume of the second antenna pattern 520, its radiation efficiency can be improved.
Moreover, it is designed to make described second antenna pattern 520 and the first gabarit conductor part 305 form electric capacity coupling
Close such that it is able to cooperate with described first gabarit conductor part 305, can change in the electronic equipment with gabarit conductor accordingly
The antenna performance such as kind radiation pattern and gain (gain).
As described above, described second antenna pattern 520 and described first antenna pattern 510 form Capacitance Coupled, and with institute
State the second gabarit conductor part 305 formed Capacitance Coupled as a result, the second antenna pattern 520 can not with first antenna pattern
510 and first gabarit conductor part 305 form physical contact respectively in the case of improve antenna performance.
Fig. 6 is the capacity coupled explanation of the second antenna assembly with regard to the electronic equipment according to one embodiment of the invention
Figure.
With reference to Fig. 6, described third antenna pattern 710 is directly connected with second feed terminal 701 in circuit portion, thus passing through institute
State the second feed terminal 701 and receive secondary signal.
Described third antenna pattern 710 can comprise the first pattern 711 and the second pattern 712.Described first pattern 711 is straight
Connect and electrically connect with described second feed terminal 701, and can be separated by with described 4th antenna pattern 720 and arrange, with described
4th antenna pattern 720 forms Capacitance Coupled.
In order to support band multiplex, described second pattern 712 can extend from described first pattern 711 and arrange, with shape
Become the resonance for another frequency band (for example, the wifi frequency band of 5ghz) in described second band.
Now, the shape of the second pattern 712 can be according to the bar in the multiple resonant frequency being adopted and arrangement space
Part and diversely change, it need not especially be confined to a kind of shape.
Accordingly, described third antenna pattern 710 comprises the first pattern 711 and the second pattern 712, is directed to such that it is able to be formed
The resonance of band multiplex, as one, described second antenna assembly 700 can cover the wifi frequency band of 2.4ghz and 5ghz
Wifi frequency band.
Now, described 4th antenna pattern 720 is adjacent with described third antenna pattern 710 and arrange, with the described 3rd
Antenna pattern 710 forms Capacitance Coupled c710；And it is adjacently positioned with described second gabarit conductor part 307, with described
Two gabarit conductor part 307 forms Capacitance Coupled c720.
Accordingly, described 4th antenna pattern 720 can form Capacitance Coupled c710 with described third antenna pattern 710, and
Capacitance Coupled c720 can be formed with described second gabarit conductor part 307.
At this point it is possible to by the isolation spacing between described 4th antenna pattern 720 of change and third antenna pattern 710
Adjustment intercouples degree it is possible to pass through to change the formation of described 4th antenna pattern 720 and described third antenna pattern 710
Coupling length and adjust resonant frequency.
Additionally, in order to ensure radiance, the electrical length that described 4th antenna pattern 720 has can ratio the described 3rd
The electrical length of antenna pattern 710 is longer, and the width having can be more wider than the width of described first antenna pattern 720.
As a result, the volume that described 4th antenna pattern 720 has is more than the volume of described first antenna pattern 720, accordingly, its radiation
Efficiency can be improved according to the large volume of the 4th antenna pattern 720.
Moreover, it is designed to make described 4th antenna pattern 720 and the second gabarit conductor part 307 form Capacitance Coupled
C720, such that it is able to cooperate with described second gabarit conductor part 307, accordingly can be in the electronic equipment with gabarit conductor
Improve the antenna performance such as radiation pattern and gain (gain).
As described above, described 4th antenna pattern 720 forms Capacitance Coupled with described third antenna pattern 710, and with
Described second gabarit conductor part 307 form Capacitance Coupled as a result, the 4th antenna pattern 720 can not with third antenna figure
Case 710 and the second gabarit conductor part 307 improve antenna performance in the case of forming physical contact respectively.
And, in the case that first antenna device 500 and the second antenna assembly 700 are all included by an electronic equipment,
Such as Fig. 3 and as shown in figure 4, first antenna device 500 and the second antenna assembly 700 respectively can be with larger distance phases each other
Every and arrange, thus reducing the signal interference between two antennas.
As one, first antenna device 500 can be arranged in the upper left-hand of electronic equipment, and the second antenna assembly
700 upper right that can be arranged in electronic equipment.
Fig. 7 is the explanatory diagram of the circuit diagram with regard to the electronic equipment according to one embodiment of the invention.
The electronic equipment 10 of Fig. 7 can be the portable computer of such as portable tablet computer etc, mobile phone,
Possess the mobile phone of media player function, palmtop computer, remote controllers, game machine, gps (global positioning system:
Global positioning system) equipment, the combination of these equipment or arbitrarily other be suitable for portable electronics set
Standby.
As shown in fig. 7, electronic equipment 10 can comprise circuit portion 110, its circuit portion 110 is arranged in described bonnet 400
Inner side, and provide signal to feed terminal.Here, in order to support the function required for electronic equipment 10, as one, circuit portion
110 can comprise central control unit (cpu), signal processor (isp), memorizer (memory), communication modem with
And input/output interface, additionally, in circuit portion 110, for providing the ground connection of reference potential to be electrically connected to substrate in operation
100 grounding parts (gnd).
As one, bonnet 400, substrate 100 and gabarit conductor 300 can be arranged in sequence as illustrated in fig. 4, but simultaneously
It is not limited to this.
As one, described circuit portion 110 can comprise: imput output circuit 110a, the input for data and defeated
Go out；Storage and process circuit 110b, the storage for data and process；And radio communication circuit 110c, comprise closely to lead to
Letter portion and mobile phone communications portion.
Circuit portion 110 as above can execute nothing using first antenna device 500 and the second antenna assembly 700
Line communicates.
Described imput output circuit 110a can be used for entering data into electronic equipment 10 or outputs data to electronics
The external equipment of equipment 10.
As one, imput output circuit 110a can comprise such as touch screen and other users input interface etc
Input-output equipment, and also can comprise such as button, stick, click wheel, roller, touch panel, keypad, keyboard,
The user input outut device of mike, camera etc.User input outut device as above can receive defeated from outside
The instruction (command) entering, with the operation of control electronics 10.
Additionally, input-output equipment can comprise such as display, for point out visual information and status data its
The display of his assembly etc and audio frequency apparatus.
As one, display and audio frequency apparatus can also comprise such as speaker and set for other generating sound
Standby etc audio frequency apparatus.
And, described input-output equipment can comprise such as jack and other companies for external headphones and display
Connect the audio-video interface equipment of device etc.
Described storage and process circuit 110b can comprise hard disk drive (hard disk drive), memorizer, non-easily
The property lost memorizer (for example, flash memory or programmable rom (read only memory: read-only memory)), volatibility
The memorizeies such as memorizer (for example, either statically or dynamically ram (random access memory: random-access-memory)).Described
Storage and process circuit 110b can be used for the operation of control electronics 10.
As one, described storage and process circuit 110b can comprise at least one of following item: microprocessor, micro-
Controller, digital signal processor, asic (special IC: applications specific integrated
circuits).Storage and process circuit 110b can be used for executing following software in electronic equipment 10: internet browsing should
With, voip (internet voice protocol: voice-over-internet-protocol) talk application, e-mail applications, matchmaker
Body reproduces application, operation system function etc..Additionally, for supporting the interaction and external equipment between, storage and process circuit
110b can use when realizing communication protocol.Here, storage and process circuit 110b can be utilized and the communication protocol realized can
To comprise: Internet protocol, wlan (WLAN: wireless local area network) agreement (for example, ieee
802.11 agreements (or wifi)), such as bluetooth (trade mark) agreement etc. be used for the agreement of other wireless near field communications link, mobile electricity
Words agreement etc..
And, radio communication circuit 110c can comprise: more than one integrated circuit, power amplifier circuit, low noise
Vocal input amplifier, manual radio frequency (rf) assembly, the radio frequency being formed by other circuit for processing radio frequency (rf) wireless signal
(rf) transceiver circuit.
Additionally, radio communication circuit 110c could be included for processing the RF transceiver electricity of multiple radio communication frequency bands
Road.
As one, the example of the mobile phone standard that can be supported by electronic equipment 10 and radio communication circuit 110c
Following item: gsm (global system for mobile communications: global system for mobile communications) can be included
" 2g " mobile phone standard；Evdo (evolution data optimization: evolution-data optimized) mobile phone standard；
" 3g " umts (UMTS: universal mobile telecommunications system) mobile phone
Standard；" 3g " cdma 2000 (CDMA 2000: code division multiple access 2000) mobile phone mark
Accurate；And 3gpp lte (Long Term Evolution: long term evolution) mobile phone standard.As long as here, radio communication
Standard then all can adopt, and is not necessarily limited to above-mentioned mobile phone standard.
Especially, described radio communication circuit 110c in order to execute the multifrequency for supporting short-range communication in electronic equipment 10
Band communicates and can utilize described first antenna device 500 and the second antenna assembly 700, and described first antenna device 500
Improve antenna with the second antenna assembly 700 in order to cooperate with gabarit conductor in the case of the obstruction not being subject to gabarit conductor respectively
Performance, can form electromagnetic coupled with a part for the gabarit conductor 300 of electronic equipment as described above.
(a) and (b) of Fig. 8 be illustrate the first antenna device according to one embodiment of the invention radiation efficiency and
The curve chart of reflection coefficient.Fig. 8 is shown for the situation of gps frequency band that first antenna device 500 is adopted 1.575ghz
Curve chart.
The g11 of (a) of Fig. 8 is the radiation efficiency (radiation of the first antenna device according to one embodiment of the invention
Efficiency) curve chart；G12 is the radiation efficiency curve figure of the existing antenna not having the second antenna pattern.If compared
Gain (p11 and p12) under the gps frequency band of g11 and g12, then be respectively -4.22db and -6.65db, and it represents basis
The radiation efficiency of the first antenna device of one embodiment of the invention is improved.
The g21 of (b) of Fig. 8 represents the reflection coefficient of the first antenna device according to one embodiment of the invention
(reflection coefficient) curve chart；G22 represents the reflection coefficient of the existing antenna not having the second antenna pattern
Curve chart.If compare reflection coefficient under gps frequency band for g21 and g22, it can be seen that according to one embodiment of the invention
The reflection coefficient of first antenna device be improved.
(a) and (b) of Fig. 9 be illustrate the second antenna assembly according to one embodiment of the invention radiation efficiency and
The curve chart of reflection coefficient.Fig. 9 is shown for the song that the second antenna assembly 700 is adopted the situation of wifi frequency band of 2.4ghz
Line chart.
The g31 of (a) of Fig. 9 is the radiation efficiency (radiation of the first antenna device according to one embodiment of the invention
Efficiency) curve chart；G32 is the radiation efficiency curve figure of the existing antenna not having the second antenna pattern.If compared
Gain (p31 and p32) under the wifi frequency band of g31 and g32, then be respectively -4.12db and -6.47db, and it represents root
Radiation efficiency according to second antenna assembly of one embodiment of the invention is improved.
The g41 of (b) of Fig. 9 represents the reflection coefficient of the second antenna assembly according to one embodiment of the invention
(reflection coefficient) curve chart；G42 represents the reflection coefficient of the existing antenna not having the second antenna pattern
Curve chart.If comparing reflection coefficient under wifi frequency band for g41 and g42, it can be seen that the enforcement according to the present invention
The reflection coefficient of the second antenna assembly of example is improved.
Another aspect, as described above, be designed to make described second antenna pattern 520 form Capacitance Coupled with gabarit conductor
C520, accordingly can be in the electronic equipment with gabarit conductor such that it is able to cooperate with described first gabarit conductor part 305
Improve antenna ra-diation pattern and gain (gain), in this regard, will illustrate with reference to Figure 10 and Figure 11.
Figure 10 be illustrate the frequency characteristic of the opsition dependent with regard to the second antenna pattern according to one embodiment of the invention with
And impedance operator figure.The upside figure of Figure 10 is the frequency characteristic using standing-wave ratio (swr:standing-wave-ratio)
Figure, the downside figure of Figure 10 is the Smith chart (smith chart) illustrating impedance matching property.
In the upside in figure of Figure 10, g51 be formed for the second antenna pattern 520 and gabarit conductor 300 capacity coupled
Situation (the radiation efficiency curve figure of the first antenna device of one embodiment of the invention, hereinafter referred to as situation a)；G52 is pin
Second antenna pattern 520 and gabarit conductor 300 are not formed with capacity coupled situation (existing, the hereinafter referred to as spoke of situation b)
Penetrate efficiency curve diagram.If be compared to the gain (reference marker 1) under the gps frequency band of g51 and g52, it can be seen that
It is more excellent that the frequency characteristic (for example, referring to the q factor and resonance point) of the first antenna device of situation a compares situation b.
In the downside in figure of Figure 10, z11 is the impedance matching track for situation a by frequency；Z12 is for situation b
The impedance matching track by frequency.
With reference to z11 and z12 of Figure 10, if comparing the impedance matching (reference numeral 1) under gps frequency band, can see
The impedance matching (for example, mating better closer to the central authorities of Smith chart) of artificial situation a compares situation b and more excellent.
(a) and (b) of Figure 11 is the opsition dependent illustrating with regard to the second antenna pattern according to one embodiment of the invention
Radiation efficiency and reflection coefficient curve chart.
The g61 of (a) of Figure 11 is the radiation efficiency curve figure of the first antenna device for situation a；G62 is for situation
The radiation efficiency curve figure of the antenna of b.If comparing gain under gps frequency band (for example, 1575mhz) for g61 and g62, then
It can be seen that the situation that the situation of situation a compares situation b is more excellent.
The g71 of (b) of Figure 11 is the reflection coefficient chart of the first antenna device for situation a；G72 is for situation
The reflection coefficient chart of the first antenna device of b.If compared under the gps frequency band (for example, 1575mhz) of g71 and g72
Reflection coefficient, then it can be seen that the situation of situation a is more excellent than the situation of situation b.
As described above, according to one embodiment of the invention, the length of first antenna pattern is with respect to the second antenna pattern
Length is short, as one, can form the length less than λ/4.Second antenna pattern is not had with first antenna pattern and gabarit conductor
There is physical contact, form Capacitance Coupled respectively with first antenna pattern and gabarit conductor, and have more than described first antenna
The volume of pattern.
At this point it is possible to adjust coupling by adjusting separated by a distance between first antenna pattern and the second antenna pattern
(coupling) degree feeding and the length of each antenna element, thus the resonant frequency required for being adjusted to.
And, first antenna pattern can be formed at the substrate in attachment circuit portion, for the second antenna pattern, as long as
Capacitance Coupled can be formed respectively with first antenna pattern and gabarit conductor, then especially need not specify formed position,
As one, the inner cover of the inner side of bonnet (back cover) that can be arranged in electronic installation or the inner side being located at described bonnet
Lid (rear cover).
As long as additionally, described first antenna pattern and the second antenna pattern comprise the material with electric conductivity, then need not be special
Be not confined to specific material, for example, it may be the alloy such as metal (metal), rustless steel, phosphorus-bronze, conductive ink,
Metal lining, laser direct forming structure (lds:laser direct structure) and rigid printed circuit substrate
(pcb:printed circuit board), flexible printed circuit substrate (pcb) and soft-rigid printed circuit substrate
(pcb).
Claims (16)
1. a kind of electronic equipment, comprising:
First feed terminal, is electrically connected with the circuit portion of the substrate being built in the electronic equipment with periphery；
Gabarit conductor, is arranged in described periphery；And
First antenna device, comprises: first antenna pattern, is electrically connected to described first feed terminal；Second antenna pattern, and described
First antenna pattern is separated by and arranges, to form Capacitance Coupled with described first antenna pattern；In described gabarit conductor first
Gabarit conductor part, is separated by with described second antenna pattern and arranges, to form Capacitance Coupled with described second antenna pattern.
2. electronic equipment as claimed in claim 1, wherein,
Described second antenna pattern has the electrical length longer than the electrical length of described first antenna pattern.
3. electronic equipment as claimed in claim 1, wherein,
Described second antenna pattern has the volume bigger than the volume of described first antenna pattern.
4. electronic equipment as claimed in claim 1, wherein,
Described first antenna pattern is arranged in substrate or the inner cover lid of described electronic equipment, thus be built in described electronic equipment
Substrate circuit portion electrical connection.
5. electronic equipment as claimed in claim 1, wherein,
Described second antenna pattern is arranged in some in the inner side of the substrate of described electronic equipment, inner cover lid and bonnet,
To form Capacitance Coupled with described gabarit conductor.
6. a kind of electronic equipment, comprising:
First feed terminal, is electrically connected with the circuit portion of the substrate being built in the electronic equipment with periphery；
Second feed terminal, is electrically connected with the circuit portion of described substrate, and electrically separated with described first feed terminal；
Gabarit conductor, is arranged in described periphery；And
First antenna device, comprises: first antenna pattern, is electrically connected to described first feed terminal；Second antenna pattern, and described
First antenna pattern is separated by and arranges, to form Capacitance Coupled with described first antenna pattern；In described gabarit conductor first
Gabarit conductor part, is separated by with described second antenna pattern and arranges, to form Capacitance Coupled with described second antenna pattern；
Second antenna assembly, comprises: third antenna pattern, is electrically connected to described second feed terminal；4th antenna pattern, is arranged
Become and form Capacitance Coupled with described third antenna pattern；The second gabarit conductor part in described gabarit conductor, with the described 3rd
Antenna pattern forms coupled capacitor.
7. electronic equipment as claimed in claim 6, wherein,
Described second antenna pattern has the electrical length longer than the electrical length of described first antenna pattern.
8. electronic equipment as claimed in claim 6, wherein,
Described second antenna pattern has the volume bigger than the volume of described first antenna pattern.
9. electronic equipment as claimed in claim 6, wherein,
Described first antenna pattern is arranged in substrate or the inner cover lid of described electronic equipment, be built in described electronic equipment
The circuit portion electrical connection of substrate.
10. electronic equipment as claimed in claim 6, wherein,
Described second antenna pattern is arranged in some in the inner side of the substrate of described electronic equipment, inner cover lid and bonnet,
To form Capacitance Coupled with described gabarit conductor.
11. electronic equipments as claimed in claim 6, wherein,
Described 4th antenna pattern has the electrical length longer than the electrical length of described third antenna pattern.
12. electronic equipments as claimed in claim 6, wherein,
Described 4th antenna pattern has the volume bigger than the volume of described third antenna pattern.
13. electronic equipments as claimed in claim 6, wherein,
Described third antenna pattern is arranged in substrate or the inner cover lid of described electronic equipment, be built in described electronic equipment
The circuit portion electrical connection of substrate.
14. electronic equipments as claimed in claim 6, wherein,
Described 4th antenna pattern is arranged in some in the inner side of the substrate of described electronic equipment, inner cover lid and bonnet,
To form Capacitance Coupled with described gabarit conductor.
15. electronic equipments as claimed in claim 6, wherein,
Described third antenna pattern includes:
First pattern, is electrically connected with described second feed terminal, and is arranged to form Capacitance Coupled ground with described 4th antenna pattern；
Second pattern, extends from described first pattern.
16. electronic equipments as claimed in claim 6, wherein,
Described first antenna device covers the first band comprising gps frequency band；
Described second antenna assembly covers the second band comprising wifi frequency band.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20150099722 | 2015-07-14 | ||
| KR10-2015-0099722 | 2015-07-14 | ||
| KR20160010016 | 2016-01-27 | ||
| KR10-2016-0010016 | 2016-01-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106356648A true CN106356648A (en) | 2017-01-25 |
Family
ID=57843251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610554366.2A Pending CN106356648A (en) | 2015-07-14 | 2016-07-14 | Electronic device provided with antenna used for forming capacity coupling with outer contour conductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106356648A (en) |
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| CN108879067A (en) * | 2017-05-09 | 2018-11-23 | 华为技术有限公司 | All-metal frame antenna, MIMO antenna and terminal device |
| CN111710964A (en) * | 2020-06-29 | 2020-09-25 | 上海创功通讯技术有限公司 | Antenna |
| CN114725656A (en) * | 2017-04-05 | 2022-07-08 | 利腾股份有限公司 | Antenna with frequency selective element |
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| CN102956953A (en) * | 2011-08-17 | 2013-03-06 | 联想(北京)有限公司 | Antenna device and terminal device |
| CN103545610A (en) * | 2012-07-11 | 2014-01-29 | 启碁科技股份有限公司 | Broadband antenna and wireless communication device |
| CN103943945A (en) * | 2014-02-21 | 2014-07-23 | 上海安费诺永亿通讯电子有限公司 | Watch antenna and watch with watch antenna |
| CN204424426U (en) * | 2014-12-26 | 2015-06-24 | 惠州比亚迪电子有限公司 | The antenna of mobile terminal and mobile terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102956953A (en) * | 2011-08-17 | 2013-03-06 | 联想(北京)有限公司 | Antenna device and terminal device |
| CN103545610A (en) * | 2012-07-11 | 2014-01-29 | 启碁科技股份有限公司 | Broadband antenna and wireless communication device |
| CN103943945A (en) * | 2014-02-21 | 2014-07-23 | 上海安费诺永亿通讯电子有限公司 | Watch antenna and watch with watch antenna |
| CN204424426U (en) * | 2014-12-26 | 2015-06-24 | 惠州比亚迪电子有限公司 | The antenna of mobile terminal and mobile terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114725656A (en) * | 2017-04-05 | 2022-07-08 | 利腾股份有限公司 | Antenna with frequency selective element |
| CN114725656B (en) * | 2017-04-05 | 2023-10-13 | 利腾股份有限公司 | Antenna with frequency selective element |
| CN108879067A (en) * | 2017-05-09 | 2018-11-23 | 华为技术有限公司 | All-metal frame antenna, MIMO antenna and terminal device |
| CN111710964A (en) * | 2020-06-29 | 2020-09-25 | 上海创功通讯技术有限公司 | Antenna |
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