CN104167591B - Electronic installation - Google Patents
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- CN104167591B CN104167591B CN201310183625.1A CN201310183625A CN104167591B CN 104167591 B CN104167591 B CN 104167591B CN 201310183625 A CN201310183625 A CN 201310183625A CN 104167591 B CN104167591 B CN 104167591B
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Abstract
The present invention provides a kind of electronic installation, including antenna module.Antenna module is used to receive and dispatch an at least radiofrequency signal and including unipole antenna, passive antenna, sensor, connection line, matrix circuit, the first passive element and the second passive element.Passive antenna adjacent monopoles antenna simultaneously couples the ground plane of electronic installation.Sensor couples unipole antenna and passive antenna by connection line.Matrix circuit is arranged at one end that passive antenna connects ground plane.First passive element is arranged at one end that connection line connects unipole antenna.Second passive element is arranged at one end of connection passive antenna in connection line.When antenna module connection sensor and transceiving radio frequency signal, the electric current flow sensor of the first passive element and the second passive element obstruct antenna module.When antenna module not transceiving radio frequency signal, matrix circuit disconnects passive antenna and ground plane.
Description
Technical field
The invention relates to a kind of electronic installation, and in particular to a kind of electronics dress including an antenna module
Put.
Background technology
With the evolution and the development of science and technology in epoch, current hand-hold electronic device either notebook computer or flat board
Computer（Tablet）All designed towards lighter and thinner direction.While product lightweight and miniaturization is pursued, it is used to receive and dispatch
The usable space of the antenna of signal of communication will necessarily be compressed, and along with the limitation of physical condition, the characteristic of antenna is even more
By strong influence.For example, in the panel computer of 3G or LTE is generally provided, proximity transducer can be often provided with
（Proximity sensor）, proximity transducer need to place a sensing pad beside antenna（sensing pad）To be connected to
Sensor.When antenna is near human body, the sensing pad of proximity transducer can just sense, and proximity transducer can send a signal
Notice system reduces RF signal power.
In known techniques, the sensing pad of proximity transducer is often to be provided independently from by antenna and good in order to provide
Sensing distance, the size of sensing pad has certain size.However, with LTE（Long Term Evolution）Frequency range
Gradually popularize, with reference to LTE antenna and the antenna module of the sensing pad of proximity transducer, its appearance and size can be quite big.Therefore, such as
Where take into account under the considering of global design, lift the transmitting-receiving transmission rate and transmission quality of antenna, as asking that urgent need is solved
Topic.
The content of the invention
The invention relates to a kind of electronic installation, including an antenna module, to combine the sense of antenna and proximity transducer
Should pad, and then increase the configuration space in electronic installation.
A kind of electronic installation of the invention, including antenna module.Antenna module be arranged at electronic installation and being used to receive and dispatch to
A few radiofrequency signal.Antenna module includes unipole antenna, passive antenna, sensor, connection line, matrix circuit, first passive
Element and the second passive element.Passive antenna adjacent monopoles antenna simultaneously couples the ground plane of electronic installation.Sensor couples monopole
Antenna and passive antenna.Connection line couples sensor, and has first end and the second end in the one end away from sensor.First
End coupling unipole antenna, the second end coupling passive antenna.Matrix circuit is arranged at one end that passive antenna connects ground plane.First
Passive element is located between sensor and unipole antenna, and is arranged at one end that connection line connects unipole antenna.Second is passive
Element is located between sensor and passive antenna, and is arranged at one end of connection passive antenna in connection line.Work as antenna module
During transceiving radio frequency signal, the first passive element and the second passive element intercept radiofrequency signal and are sent to sensor.When object is close to
During antenna module, antenna module not transceiving radio frequency signal, matrix circuit disconnects passive antenna and ground plane.
Based on above-mentioned, in the antenna module of electronic installation of the invention, unipole antenna and from ground plane pull out posting
Raw antenna can be connected to sensor by connection line.First passive element and the second passive element are separately positioned on connecting line
Road connects the position of unipole antenna and passive antenna, and matrix circuit can be arranged on the position that passive antenna couples ground plane.
When antenna module connection sensor and transceiving radio frequency signal, passive element can block the electric current of unipole antenna and passive antenna
Be transferred into sensor, antenna module will not because of be connected with sensor and so that the resonance mode of script is affected, and matrix
Circuit can also keep antenna module to operate the resonance mode in script.
Additionally, because sensor is inductance capacitance value changes, from the point of view of capacitive sensing, matrix circuit can disconnect to be posted
Raw antenna is with ground plane to avoid passive antenna from being grounded as during sensing pad so that unipole antenna can be used as sensing with passive antenna
The sensing pad of device, and the sensing pad of sensor can more make what the sensing pad of sensor was covered with maximum with the common structure of antenna module
Induction area and distance of reaction.Therefore, antenna module of the invention is not only able to maintain the function of transmitting-receiving signal of communication, and also
Can be as the sensing pad of sensor so that electronic installation is not required to additionally set sensing pad again, and then lifted empty in electronic installation
Between configure elasticity.
It is that features described above of the invention and advantage can be become apparent, special embodiment below, and coordinate institute's accompanying drawings
It is described in detail below.
Brief description of the drawings
Figure 1A is the schematic diagram of the electronics unit portion separation structure of one embodiment of the invention；
Figure 1B is the schematic diagram of the antenna module of Figure 1A；
Fig. 2A to Fig. 2 C illustrates the schematic diagram of the antenna module of other embodiments of the invention；
Fig. 3 A are the antenna structure of Figure 1A in the schematic diagram for receiving and dispatching the first radiofrequency signal；
Fig. 3 B are the antenna structure of Figure 1A in the schematic diagram for receiving and dispatching the second radiofrequency signal；
Fig. 4 A to Fig. 4 D are the schematic diagram of the antenna traces of other embodiments of the invention.
Description of reference numerals：
10：Electronic installation；
12、12a：Ground plane；
100、100a、100b、100c、200a、200b、200c、200d：Antenna module；
110、110a、210a、210b：Unipole antenna；
112、112a：Load point；
114：Body Department of Radiation；
115：The first noumenon Department of Radiation；
116：Second body Department of Radiation；
117：3rd body Department of Radiation；
118：4th body Department of Radiation；
120、120a、220c、220d：Passive antenna；
121：First parasitic radiation portion；
122：Second parasitic radiation portion；
123：Trixenie Department of Radiation；
124：Parasitic radiation portion；
130、130a：Sensor；
140：Connection line；
142：First end；
144：Second end；
150、150a：Matrix circuit；
152：Inductance；
154：Electric capacity；
160、160a：First passive element；
170、170a：Second passive element；
180、180a：3rd passive element；
211a：Body radiates branch；
221c、221d：Parasitic radiation branch；
D1：First direction；
G：Spacing.
Specific embodiment
Figure 1A is the schematic diagram of the electronics unit portion separation structure of one embodiment of the invention.Figure 1B is the antenna module of Figure 1A
Schematic diagram.Refer to Figure 1A and Figure 1B, the electronic installation 10 of the present embodiment, including antenna module 100.Antenna module 100 is set
In electronic installation 10 and it is used to receive and dispatch an at least radiofrequency signal.Antenna module 100 include unipole antenna 110, passive antenna 120,
Sensor 130, connection line 140, matrix circuit 150, the first passive element 160 and the second passive element 170.Passive antenna
120 adjacent monopoles antennas 110 simultaneously couple the ground plane 12 of electronic installation 10.Sensor 130 couples unipole antenna 110 and parasitic day
Line 120.Connection line 140 couples sensor 130, and has the end of first end 142 and second in the one end away from sensor 130
144.First end 142 couples unipole antenna 110, the coupling of the second end 144 passive antenna 120.Matrix circuit 150 is arranged at parasitic day
Line 120 connects one end of ground plane 12.First passive element 160 is located between sensor 130 and unipole antenna 110, and is set
One end of unipole antenna 110 is connected in connection line 140.Second passive element 170 is located at sensor 130 and passive antenna 120
Between, and it is arranged at one end of connection passive antenna 120 in connection line 140.
In the present embodiment, electronic installation 10 can be panel computer, and antenna module 100 can be LTE days in panel computer
Line.Sensor 130 is proximity transducer（Proximity sensor）, to the outer human body of detection electronic installation 10 whether near electricity
Sub-device 10.Unipole antenna 110 is the sheet metal that profile is presented inverted L-shaped combination T-shaped, and load point 112 is arranged at sheet metal
Turning point.However, the present invention is not intended to limit the profile of unipole antenna herein, it is single in the embodiment that other are not illustrated in the present invention
Pole antenna can also be the sheet metal of independent T-shaped profile.When 100 transceiving radio frequency signal of antenna module, in order to avoid be used to by
The connection line 140 that unipole antenna 110 is connected to sensor 130 with passive antenna 120 influences the resonance mode of antenna script, the
One passive element 160 is arranged on before unipole antenna 110 is connected to sensor 130, and the second passive element 170 is arranged on
Before passive antenna 120 is connected to sensor 130.In other words, the first passive element 160 can be provided in connection line 140
First end 142 connect unipole antenna 110 position, e.g. just depart from unipole antenna 110 position.Second passive element
170 the second ends 144 that can be provided in connection line 140 connect the position of passive antenna 120, have e.g. just departed from parasitic day
The position of line 120.Therefore, the antenna module 100 of the present embodiment will not because of unipole antenna 110 and passive antenna 120 all with biography
Sensor 130 is connected and so that the resonance mode of script is affected, and matrix circuit 150 can also keep antenna module 100 to operate
The resonance mode of script.
Additionally, in fig. ib, because in connection line 140, the path of the second end 144 for connecting passive antenna 120 is more long,
In order to thoroughly intercept passive antenna 120 and sensor 130, antenna module 100 further includes the 3rd passive element 180.3rd is passive
Element sets 180 and is placed in connection line 140 and positioned at the second end 144 away from the side with respect to the second passive element 170.In other words,
3rd passive element 180 is to be arranged on the position before the second end 144 of connection line 140 mutually merges with first end 142.So
And, the present embodiment does not limit antenna module 100 and need to set the 3rd passive element 180 herein, and in the present invention, other are not illustrated
In embodiment, the 3rd passive element can also be omitted.In the present embodiment, the first passive element 160, the second passive element
170 and the 3rd passive element 180 be all inductance, and inductance value is e.g. 47nH between 1nH to 50nH.However, with antenna
Circuit and environment difference, the inductance value of the first passive element 160, the second passive element 170 and the 3rd passive element 180
May difference, the present invention is not limited herein.
The antenna module 100 of the present embodiment in addition to the transmitting-receiving signal of communication function of script, can also by with sensing
Device 130 is coupled as the sensing pad of sensor 130 so that electronic installation 10 is not required to additionally set sensing pad again.To approach biography
As a example by sensor, the Cleaning Principle of sensor 130 is by being provided with the sense of more metallic sheets composition near the surface of detection faces
Should pad（Schema is schematically shown as two panels）.When sensing pad is close to by human body, the capacitance between sensing pad produces change so that sensing
The transmission signal of device 130 returns system, and reduces the radio-frequency power of system.
In the present embodiment, the unipole antenna 110 of antenna module 100 can be used as sensor 130 with passive antenna 120
Sensing pad.However, because passive antenna 120 is pulled out from ground plane 12, to unipole antenna 110 is made with passive antenna 120
It is the sensing pad of sensor 130, then must intercepts the coupling of passive antenna 120 and ground plane 12.Therefore, antenna module 100 is needed
Passive antenna 120 is disconnected by matrix circuit 150 and ground plane 12 enables unipole antenna 110 and the conduct of passive antenna 120
The sensing pad of sensor 130, and capacitance variation is being produced when user is near unipole antenna 110 and passive antenna 120, make
Sensor 130 does.Because sensor 130 is inductance capacitance value changes, from the point of view of capacitive sensing, the matrix of the present embodiment
Circuit 150 can disconnect passive antenna 120 with ground plane 12 to avoid passive antenna 120 from being grounded as during sensing pad so that single
Pole antenna 110 and passive antenna 120 all can as the sensing pad for sensor 130, and sensor 130 sensing pad and antenna sets
Structure can more make the induction area and distance of reaction that there is the sensing pad of sensor 130 maximum to cover to part 100 altogether.Therefore, originally
The antenna module 100 of embodiment can have concurrently logical hair signal of communication and as sensor 130 sensing pad function so that
Electronic installation 10 is not required to additionally set sensing pad again, for the elasticity of space configuration in lifting electronic installation 10, there is very big side
Help.
In the present embodiment, matrix circuit 150 includes an at least inductance 152 and an at least electric capacity 154.Inductance 152 is set
In passive antenna 120 near the side of ground plane 12, electric capacity 154 is disposed adjacently the side away from ground plane 12 in inductance 152.
In other words, electric capacity 154 is adjacent with inductance 152, and inductance 152 is located at passive antenna 120 near the position of ground plane 12.In this reality
In applying example, the inductance value of inductance between 1nH to 50nH, e.g. 3.9nH.The capacitance of electric capacity be 0.1pF to 100pF it
Between, e.g. 12pF.However, with the circuit and the difference of environment of antenna, electric capacity 154 all may with the numerical value of inductance 152
Difference, of the invention not to be limited herein.
In addition, Fig. 2A to Fig. 2 C illustrates the schematic diagram of the antenna module of other embodiments of the invention.The matrix of the present embodiment
The structure of circuit 150 and passive element 160,170,180, can apply what is be made up of unipole antenna and passive antenna at other
In different antenna modules.By taking Fig. 2A as an example, in antenna module 100a, the load point 112a of unipole antenna 110a is located at turnover
Place, and unipole antenna 110a can control the signal of high frequency band, passive antenna 120a to control the signal of low-frequency band.First is passive
Element 160a blocks unipole antenna 110a and sensor 130a, and the second passive element 170a and the 3rd passive element 180a are blocked
Passive antenna 120a and sensor 130a.Matrix circuit 150a disconnects passive antenna 120a and ground plane 12a.Fig. 2 B's to Fig. 2 C
Antenna module 100b, 100c also have same characteristic, and the present invention will not be repeated here it.
In the present embodiment, matrix circuit 150 and passive element 160,170,180 can be arranged in LTE antenna to carry
The elasticity of space configuration in electronic installation high 10.Will be described below the function mode of the antenna of the embodiment of Figure 1A.Fig. 3 A are figure
The antenna structure of 1A is in the schematic diagram for receiving and dispatching the first radiofrequency signal.Fig. 3 A are refer to, the antenna module 100 of the present embodiment is used to receive
A few radiofrequency signal is sent to, and radiofrequency signal includes the first radiofrequency signal and the second radiofrequency signal.When the transmitting-receiving of antenna module 100 the
During one radiofrequency signal, the first radiofrequency signal has first to cover frequency range.When antenna module 100 receives and dispatches the second radiofrequency signal, the
Two radiofrequency signals have second to cover frequency range.For example, in the present embodiment, first covers frequency range between 704MHz extremely
Between 960MHz, second covers frequency range between 1710MHz to 2170MHZBetween.However, the present invention is not intended to limit herein covers frequency
The scope of section.
When antenna module 100 is when the state of the first radiofrequency signal is received and dispatched, first cover frequency range including the first frequency sub-band and
Second frequency sub-band.Unipole antenna 110 includes body Department of Radiation 114, and passive antenna 120 includes the first parasitic radiation portion 121, second
Parasitic radiation portion 122 and trixenie Department of Radiation 123.Second parasitic radiation portion 122 connects the one end in the first parasitic radiation portion 121
And D1 extends along a first direction.Second parasitic radiation portion 122 is at least a part of and at least a portion of unipole antenna 110 with
Abreast set away from G.Trixenie Department of Radiation 123 is connected to the first parasitic radiation portion 121 and connects the second parasitic radiation portion 122
Same one end, and along the direction extension in relative second parasitic radiation portion 122.When the centre frequency of the first radiofrequency signal is contained first
When in lid frequency range, the first parasitic radiation portion 121 and the second parasitic radiation portion 122 couple body Department of Radiation 114 and produce first mode
To receive and dispatch the first radiofrequency signal positioned at the first frequency sub-band.First parasitic radiation portion 121 and trixenie Department of Radiation 123 produce the
Two mode are receiving and dispatching the first radiofrequency signal positioned at the second frequency sub-band.
For example, in the present embodiment, first covers frequency range between 704MHz to 960MHz, when the first radiofrequency signal
When centre frequency is between 704MHz to 960MHz, the first parasitic radiation portion 121 and the second parasitic radiation portion 122 couple body spoke
Penetrate portion 114 and produce 704MHz to 824MHz（First frequency sub-band）Between first mode, and the first parasitic radiation portion 121 and the 3rd
Parasitic radiation portion 123 produces 824MHz to 960MHz（Second frequency sub-band）Between second mode so that the present embodiment cover frequency
Section can be between 704MHz to 960MHz.
In the present embodiment, unipole antenna 110 can produce first mode, and by being coupled with passive antenna 120
One mode can be adjusted by the width and length of spacing G to reach optimization so that the length of unipole antenna 110 can be contracted
It is short, and then reach the purpose for reducing antenna size.Additionally, the overall length in the first parasitic radiation portion 121 and the second parasitic radiation portion 122
Degree, and body Department of Radiation 114 length be the first radiofrequency signal wavelength length a quarter.
Fig. 3 B are the antenna structure of Figure 1A in the schematic diagram for receiving and dispatching the second radiofrequency signal.Fig. 3 B are refer to, works as antenna module
During 100 the second radiofrequency signal of transmitting-receiving, second covers frequency range includes the 3rd frequency sub-band, the 4th frequency sub-band and the 5th frequency sub-band.It is parasitic
Antenna 120 includes parasitic radiation portion 124, and unipole antenna also includes the first noumenon Department of Radiation 115, the second body Department of Radiation 116, the
Three body Departments of Radiation 117 and the 4th body Department of Radiation 118.The one of the connection the first noumenon of second body Department of Radiation 116 Department of Radiation 115
Hold and D1 extends along a first direction, the second body Department of Radiation 116 constitutes turnover with the first noumenon Department of Radiation 115.3rd body
Department of Radiation 117 is connected to same one end that the first noumenon Department of Radiation 115 connects the second body Department of Radiation 116, the 3rd body Department of Radiation
117 relative second body Departments of Radiation 116 extend, and constitute turnover with the first noumenon Department of Radiation 115.4th body Department of Radiation 118,
Connected with the first noumenon Department of Radiation 115 and positioned at the another of relative second body Department of Radiation 116 and the 3rd body Department of Radiation 117
End, the 4th body Department of Radiation 118 constitutes turnover with the first noumenon Department of Radiation 115.
When the centre frequency of the second radiofrequency signal is when second covers in frequency range, the first noumenon Department of Radiation 115 and second
Body Department of Radiation 116 produces the 3rd mode to receive and dispatch the second radiofrequency signal positioned at the 3rd frequency sub-band, the first noumenon Department of Radiation 115 and
3rd body Department of Radiation 117 produces the 4th mode to receive and dispatch the second radiofrequency signal positioned at the 4th frequency sub-band, the radiation of the 4th body
Portion 118 and parasitic radiation portion 124 produce the 5th mode to receive and dispatch the second radiofrequency signal positioned at the 5th frequency sub-band.
For example, in the present embodiment, second covers frequency range between 1710MHz to 2170MHZBetween.5th frequency sub-band
Can be the frequency range of high frequency, the 3rd frequency sub-band is the frequency range of intermediate frequency, and the 4th frequency sub-band is the frequency range of low frequency.Additionally, the first noumenon
The total length and the 4th body Department of Radiation 118 of the body Department of Radiation 116 of Department of Radiation 115 and second and parasitic radiation portion 124 it is total
Length is a quarter of the wavelength length of the second radiofrequency signal.However, the present invention is not intended to limit the line configuring of antenna herein
Mode and cover frequency range.Fig. 4 A to Fig. 4 D are the schematic diagram of the antenna traces of other embodiments of the invention.Wherein, Fig. 4 A's
In antenna module 200a, unipole antenna 210a is the profile of a T fonts.And the difference of Fig. 4 B and Fig. 4 A is, the antenna of Fig. 4 B
There is the unipole antenna 210b of component 200b body to radiate branch 211a.In figure 4 c, the passive antenna of antenna module 200c
220c further includes parasitic radiation branch 221c.The difference of Fig. 4 D and Fig. 4 C is only that, the parasitic day of the antenna module 200d of Fig. 4 B
Parasitic radiation branch 221c of the parasitic radiation branch 221d positions of line 220d less than Fig. 4 A.
In sum, in the antenna module of electronic installation of the invention, unipole antenna and from ground plane pull out posting
Raw antenna can be connected to sensor by connection line.First passive element and the second passive element are separately positioned on connecting line
Road connects the position of unipole antenna and passive antenna, and matrix circuit can be arranged on the position that passive antenna couples ground plane.
When antenna module connection sensor and transceiving radio frequency signal, passive element can block the electricity of unipole antenna and passive antenna
Stream flow to sensor, is affected with the resonance mode for avoiding antenna module, and matrix circuit can also keep antenna module to operate
The resonance mode of script.From the point of view of sensing pad angle, matrix circuit can disconnect passive antenna with ground plane to avoid when parasitism
Antenna is grounded when as sensing pad so that unipole antenna is alternatively arranged as the sensing pad of sensor, and sensor with passive antenna
Sensing pad and antenna module altogether structure can also make the sensing pad of sensor have the maximum induction area covered and sensing away from
From.Additionally, the antenna module of the present embodiment can be separated by setting by by unipole antenna and passive antenna with a spacing, make its phase
Mutual coupling is matched, to reduce the length of antenna.Therefore, antenna module of the invention is not only able to maintain the work(of transmitting-receiving signal of communication
Can, and it is also used as the sensing pad of sensor so that electronic installation is not required to additionally set sensing pad again, and reduce antenna body
Product, and then lift the elasticity of space configuration in electronic installation.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
Pipe has been described in detail with reference to foregoing embodiments to the present invention, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered
Row equivalent；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (7)
1. a kind of electronic installation, it is characterised in that including：
One antenna module, is arranged at the electronic installation, and is used to receive and dispatch an at least radiofrequency signal, and the antenna module includes：
One unipole antenna, a unipole antenna substantially inverted L-shaped or T-shaped sheet metal；
One passive antenna, adjacent unipole antenna simultaneously couples a ground plane of the electronic installation；
One sensor, couples the unipole antenna and the passive antenna；
One connection line, couples the sensor, and has a first end and one second end in the one end away from the sensor, wherein
The first end couples the unipole antenna, and second end couples the passive antenna；
One matrix circuit, is arranged at one end that the passive antenna connects the ground plane；
One first passive element, between the sensor and the unipole antenna, and is arranged in the connection line and connects the list
One end of pole antenna；And
One second passive element, between the sensor and the passive antenna, and is arranged in the connection line and connects this and post
One end of raw antenna, wherein, when the antenna module connects the sensor and receives and dispatches the radiofrequency signal, first passive element and
The electric current that second passive element intercepts the antenna module flows into the sensor, when the antenna module does not receive and dispatch the radiofrequency signal
When, the matrix circuit disconnects the passive antenna and the ground plane, wherein, the radiofrequency signal includes one first radiofrequency signal and one the
Two radiofrequency signals, when the antenna module receives and dispatches first radiofrequency signal, first radiofrequency signal has one first to cover frequency range,
This first covers frequency range including one first frequency sub-band and one second frequency sub-band, when the antenna module receives and dispatches second radiofrequency signal
When, second radiofrequency signal has and one second covers frequency range, and this second is covered frequency range and include one the 3rd frequency sub-band, one the 4th son frequency
Section and one the 5th frequency sub-band, wherein, the unipole antenna includes a body Department of Radiation, and the passive antenna includes：
One first parasitic radiation portion；
One second parasitic radiation portion, connects the one end in the first parasitic radiation portion and extends along a first direction, and this second is posted
Raw Department of Radiation at least some is abreast set with least a portion of the unipole antenna with a spacing；And
One trixenie Department of Radiation, is connected to the end that the first parasitic radiation portion connects the second parasitic radiation portion, and along
Direction with respect to the second parasitic radiation portion extends；When the centre frequency of first radiofrequency signal first covers in frequency range at this
When, the first parasitic radiation portion and the second parasitic radiation portion couple the body Department of Radiation and produce a first mode to be located to receive and dispatch
First radiofrequency signal of first frequency sub-band, the first parasitic radiation portion and the trixenie Department of Radiation produce a second mode
To receive and dispatch first radiofrequency signal positioned at second frequency sub-band.
2. electronic installation according to claim 1, it is characterised in that the matrix circuit includes：
An at least inductance, is disposed in proximity to the side of the ground plane；And
An at least electric capacity, is disposed adjacently the side away from the ground plane in the inductance.
3. electronic installation according to claim 1, it is characterised in that also including one the 3rd passive element, the 3rd is passive
Element is arranged at the connection line and positioned at second end away from the side with respect to second passive element.
4. electronic installation according to claim 1, it is characterised in that the first parasitic radiation portion and second parasitic radiation
The total length in portion, and the body Department of Radiation length be first radiofrequency signal wavelength length a quarter.
5. electronic installation according to claim 1, it is characterised in that the passive antenna also includes a parasitic radiation portion, should
Unipole antenna also includes：
One the first noumenon Department of Radiation；
One second body Department of Radiation, connects one end of the first noumenon Department of Radiation and extends along the first direction, this second
Body Department of Radiation constitutes turnover with the first noumenon Department of Radiation；
One the 3rd body Department of Radiation, is connected to the end that the first noumenon Department of Radiation connects the second body Department of Radiation, the 3rd
Body Department of Radiation extends with respect to the second body Department of Radiation, and constitutes turnover with the first noumenon Department of Radiation；And
One the 4th body Department of Radiation, connects and positioned at the relative second body Department of Radiation and the 3rd with the first noumenon Department of Radiation
The other end of body Department of Radiation, the 4th body Department of Radiation constitutes turnover with the first noumenon Department of Radiation；When second radio frequency letter
Number centre frequency this second cover in frequency range when, the first noumenon Department of Radiation and the second body Department of Radiation produce one the 3rd
Mode to receive and dispatch second radiofrequency signal positioned at the 3rd frequency sub-band, the first noumenon Department of Radiation and the 3rd body Department of Radiation
One the 4th mode is produced to receive and dispatch second radiofrequency signal positioned at the 4th frequency sub-band, the 4th body Department of Radiation and the parasitism
Department of Radiation produces one the 5th mode to receive and dispatch second radiofrequency signal positioned at the 5th frequency sub-band.
6. electronic installation according to claim 5, it is characterised in that the first noumenon Department of Radiation and second body are radiated
The total length in the total length in portion and the 4th body Department of Radiation and the parasitic radiation portion is that the wavelength of second radiofrequency signal is long
The a quarter of degree.
7. electronic installation according to claim 1, it is characterised in that this first covers frequency range between 704MHz to 960MHz
Between, this second covers frequency range between 1710MHz to 2170MHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310183625.1A CN104167591B (en) | 2013-05-17 | 2013-05-17 | Electronic installation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310183625.1A CN104167591B (en) | 2013-05-17 | 2013-05-17 | Electronic installation |
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| CN104167591A CN104167591A (en) | 2014-11-26 |
| CN104167591B true CN104167591B (en) | 2017-06-06 |
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| CN201310183625.1A Active CN104167591B (en) | 2013-05-17 | 2013-05-17 | Electronic installation |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| TWI761669B (en) | 2019-03-29 | 2022-04-21 | 緯創資通股份有限公司 | Mobile device and antenna structure |
| WO2023130418A1 (en) * | 2022-01-10 | 2023-07-13 | Goertek Inc. | Antenna assembly capable of proxmity sensing and electronic device with the antenna assembly |
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| WO2012066838A1 (en) * | 2010-11-18 | 2012-05-24 | 株式会社村田製作所 | Antenna device |
| CN102646861A (en) * | 2011-02-17 | 2012-08-22 | 苹果公司 | Antenna with integrated proximity sensor for proximity-based radio-frequency power control |
| TW201306702A (en) * | 2011-06-22 | 2013-02-01 | Tyco Electronics Corp | Touch sensor and antenna integration along an electronic device housing |
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| CN104167591A (en) | 2014-11-26 |
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