CN104953292B - A kind of antenna and electronic equipment - Google Patents
A kind of antenna and electronic equipment Download PDFInfo
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- CN104953292B CN104953292B CN201410115313.1A CN201410115313A CN104953292B CN 104953292 B CN104953292 B CN 104953292B CN 201410115313 A CN201410115313 A CN 201410115313A CN 104953292 B CN104953292 B CN 104953292B
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Abstract
The invention discloses a kind of antenna and electronic equipments, eliminate the technical problem that the communications band that antenna is supported in the prior art is limited, antenna includes: becket, when the antenna is mounted on an electronic equipment, the entire outer edge of electronic equipment described in the metal ring cover, wherein, the first gap is at least offered on the becket；First switch is correspondingly arranged with first gap, for controlling the folding in first gap；Wherein, the first switch includes first state and second state different from the first state, when the first switch is the first state, controls first gap and is in closed state, when the first switch is second state, controls first gap and be in open state.
Description
Technical field
The present invention relates to electronic technology field more particularly to a kind of antennas and electronic equipment.
Background technique
With popularizing for wireless terminal, the antenna form of wireless terminal is also diversified, for example, wireloop antenna, because of metal
Loop antenna can be very good to support low-frequency range communication, and more and more wireless terminals, such as smart phone pass through in smart phone
The wireless communication of smart phone is realized around becket in edge, wherein wireloop antenna is the antenna of IFA form, 1/4 wavelength
Resonance frequency antenna, therefore can be very good to support the communication of mobile phone low-frequency range.
But the demand with user to wireless communication, wireless terminal can wish that wireless terminal is supported not in different times
Communication or even full frequency band communication with frequency range, but existing antenna only supports that high band communicates or low-frequency range communicates, and thus may be used
To see that having the communications band that antenna is supported is limited.
Summary of the invention
The embodiment of the invention provides a kind of antenna and electronic equipment, for solve antenna in the prior art supported it is logical
Believe the limited technical problem of frequency range.
In a first aspect, the embodiment of the invention provides a kind of antennas, comprising:
Becket, when the antenna is mounted on an electronic equipment, electronic equipment described in the metal ring cover
Entire outer edge, wherein the first gap is at least offered on the becket；
First switch is correspondingly arranged with first gap, for controlling the folding in first gap；Wherein, described
First switch includes first state and second state different from the first state, is first shape in the first switch
When state, controls first gap and be in closed state, when the first switch is second state, control described first
Gap is in open state.
Preferably, first gap is located at the first side of the becket, wherein described in the metal ring cover
When the entire outer edge of electronic equipment, the first side is located at any side of the electronic equipment.
Preferably, the antenna further include:
Second gap, positioned at the second side of the becket, the second side is the opposite side of the first side,
In, when the entire outer edge of electronic equipment described in the metal ring cover, position is distinguished in the first side and the second side
In the left side and right edge of the electronic equipment；
Second switch is correspondingly arranged with second gap, for controlling the folding in second gap；
Wherein, the second switch includes the first state and second state, is described in the second switch
It when first state, controls second gap and is in closed state, when the second switch is second state, control institute
It states the second gap and is in open state.
Preferably, in the closure state, the antenna is in low frequency operating mode, at this time the day in first gap
Line is that the electronic equipment emits and receive low frequency electromagnetic wave；When first gap is in open state, at the antenna
In high-frequency work mode, the antenna is that the electronic equipment emits and receive high-frequency electromagnetic wave at this time.
Preferably, when first gap and second gap are under closed state simultaneously, the antenna is in low
Frequency operating mode, the antenna is that the electronic equipment emits and receive low frequency electromagnetic wave at this time；
When first gap or second gap are in open state, the antenna is in high-frequency work mode, this
Shi Suoshu antenna is that the electronic equipment emits and receive high-frequency electromagnetic wave.
Preferably, the antenna further include:
Component is incuded, for detecting first gap or described when the antenna is in the high-frequency work mode
Whether operated member covers in the second gap；
Controller, for when the testing result of the induction component shows that first gap is covered by the operating body
It controls the second switch and keeps the first state, so that second gap is in the open state, while being used for
The testing result of the induction component shows that the first switch is controlled when second gap is covered by the operating body to be kept
The first state, so that first gap is in the open state.
Preferably, metal of the becket by unit weight less than a preset value is made.
Preferably, the outer edge shape adaptation of the shape of the becket and the electronic equipment.
Preferably, the first switch is arranged in the position in first gap, and the second switch setting is described the
The position in two gaps.
Preferably, the first switch is solid electronic switch or mems switch, and the second switch is opened for solid-state electronic
Pass or mems switch.
Second aspect, the embodiment of the invention provides a kind of electronic equipment, comprising: device framework, equipment body, gum
Layer, antenna described in first aspect；
The equipment body is set to inside the device framework, wherein includes that a radio is received in the equipment body
Send out device；
The antenna is connect with the radio transceiver, for receiving the radio frequency letter of the radio transceiver output
Number power is simultaneously emitted with radio magnetic wave, and for receiving radio magnetic wave to be sent to the radio transceiver；
The gum layer is bonded with the device framework on one side, and another side is bonded with the becket.
Technical solution provided in an embodiment of the present invention at least has the following technical effect that
Since antenna in embodiments of the present invention is becket, when being mounted on an electronic equipment for antenna, metal
The entire outer edge of ring cover electronic equipment, wherein the first gap is at least offered on becket；First switch and the first seam
Gap is correspondingly arranged, for controlling the folding in the first gap；Wherein, first switch includes first state and different from first state
Second state, when first switch is first state, the first gap of control is in closed state, is the second state in first switch
When, the first gap of control is in open state.So as to make antenna according to the communication requirement of electronic equipment, control on becket
The first gap state, thus the first gap be closed state when, antenna is wireloop antenna, at this point, antenna can prop up
The low-frequency range communication of electronic equipment is held, and when the first gap is open state, antenna is slot antenna form, and slot antenna
Resonance frequency be 1/2 wavelength, at this point, antenna can support the high band of electronic equipment to communicate, and first switch can be by day
Line is switched fast between wireloop antenna and slot form antenna, therefore, can eliminate the communication frequency that existing antenna is supported
The limited technical problem of section, the present invention realize antenna by way of wireloop antenna and the reconstruct of slot form antenna and support electricity
The multiband of sub- equipment communicates.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of structural schematic diagram of the antenna in the embodiment of the present invention under embodiment；
Fig. 2 is a kind of structural schematic diagram of the antenna in the embodiment of the present invention under embodiment；
Fig. 3 A is in the schematic diagram of wireloop antenna form for the antenna in the embodiment of the present invention；
Fig. 3 B is in the schematic diagram of slot antenna form for the antenna in the embodiment of the present invention；
Fig. 4 is the structure chart of the electronic equipment in the embodiment of the present invention.
Specific embodiment
In order to eliminate the technical problem that the communications band that antenna in the prior art is supported is limited, the embodiment of the present invention is proposed
A kind of antenna and electronic equipment.
Technical solution in the embodiment of the present application is to solve the problems, such as that above-mentioned communications band is limited, and general thought is as follows:
Becket, when being mounted on an electronic equipment for antenna, the entire outer edge of becket overlay electronic equipment,
In, the first gap is at least offered on becket；First switch is correspondingly arranged with the first gap, for controlling the first gap
Folding；Wherein, first switch includes first state and second state different from first state, is first state in first switch
When, the first gap of control is in closed state, and when first switch is the second state, the first gap of control is in open state.
Through the above technical solutions, antenna can be made according to the communication requirement of electronic equipment, first on becket is controlled
The state in gap, so that antenna is wireloop antenna, at this point, antenna can support electronics when the first gap is closed state
The low-frequency range of equipment communicates, and when the first gap is open state, antenna is slot antenna form, and the resonance of slot antenna
Frequency is 1/2 wavelength, at this point, antenna can support the high band of electronic equipment to communicate, and first switch can be by antenna in gold
Belong to and being switched fast between loop antenna and slot form antenna, therefore, it is limited that the communications band that existing antenna is supported can be eliminated
The technical issues of, the present invention realizes antenna by way of wireloop antenna and the reconstruct of slot form antenna and supports electronic equipment
Multiband communication.
In order to better understand the above technical scheme, in conjunction with appended figures and specific embodiments to upper
It states technical solution to be described in detail, it should be understood that the specific features in the embodiment of the present application and embodiment are to the application
The detailed description of technical solution, rather than the restriction to technical scheme, in the absence of conflict, the application are implemented
Technical characteristic in example and embodiment can be combined with each other.
The embodiment of the invention provides a kind of antennas 10, are applied to an electronic equipment, which is specifically as follows hand
Machine, the wireless terminals such as PDA (personal digital assistant).
With reference to shown in Fig. 1 and Fig. 4, the antenna 10 in the embodiment of the present invention is comprised the following structure:
Becket 101, when antenna 10 is mounted on an electronic equipment, 101 overlay electronic equipment of becket it is entire
Outer edge, wherein the first gap 1011 is at least offered on becket 101.
First switch 102 is correspondingly arranged with the first gap 1011, for controlling the folding in the first gap 1011；Wherein,
One switch 102 includes first state and second state different from first state, when first switch 102 is first state, control
It makes the first gap 1011 and is in closed state, when first switch 102 is the second state, the first gap of control is in open shape
State.
One, the material and structure of becket 101 are described.
In the specific implementation process, the material of becket 101 can choose any metal, preferably, in order to make antenna 10
Lighter in weight, so as to reduce the weight of entire electronic equipment, the material that becket 101 selects is default less than one for weight
The metal of value is made, for example, can choose aluminium, various light alloys etc..
In the specific implementation process, the width of becket 101 is set according to the outer peripheral width of electronic equipment, can be less than
Or it is equal to the outer peripheral width of electronic equipment, for example, with reference to the width of becket 101 shown in Fig. 2 and the outside of electronic equipment
Edge is equal, the entire outer edge of 101 overlay electronic equipment of becket, i.e., with continued reference to shown in Fig. 2, the length of becket 101 is omited
Greater than the outer edge length of electronic equipment, so that four sides of electronic equipment are all enclosed in inside becket 101, therefore, gold
The shape for belonging to ring 101 is adapted to electronic equipment edge shape, for often having thin cuboid hand-hold electronic equipments at present, becket
101 shape is then rectangle frame.
Two, the first gap 1011 on becket 101 is described below:
First gap 1011 is used to the becket 101 of complete closure being cut into not closed metal ring 101.Wherein, first
Gap 1011 is located at the first side of becket 101, wherein in the entire outer edge of 101 overlay electronic equipment of becket, the
A side is located at any side of electronic equipment.For example, first side is set positioned at electronics when by taking electronic equipment face user as an example
Standby upper side edge, lower side, left side, right edge.
Further, in the closure state, antenna 10 is in low frequency operating mode in the first gap 1011, and antenna 10 is at this time
Electronic equipment transmitting and reception low frequency electromagnetic wave；When first gap 1011 is in open state, antenna 10 is in high-frequency work
Mode, antenna 10 is that electronic equipment emits and receive high-frequency electromagnetic wave at this time.
Three, first switch 102 is described below:
Optionally, first switch 102 can be solid electronic switch, e.g., thyristor, optoelectronic switch, first switch 102
First state is on state, and the second state is off-state.When solid electronic switch is in the conductive state, the first gap 1011
It is connected to by solid electronic switch, the first gap 1011 is in closed state under the control of solid electronic switch at this time, thus golden
Belonging to ring 101 becomes closed metal ring, and with reference to shown in Fig. 3 A, antenna 10 is just wireloop antenna form.Solid electronic switch is in
When off-state, the first gap 1011 is in open state, so that becket 101 becomes unclosed becket, with reference to Fig. 3 B institute
Show, antenna 10 is just slot antenna form.
First switch 102 or non-solid MEMS(Micro-Electro-Mechanical System, micro- electricity
Sub- mechanical system) switch, mechanical elastic is overcome by electrostatic force, to generate off-state and closed state.Mems switch is
When closed state, the first gap 1011 is connected to by mems switch, and the first gap 1011 is in closed state at this time, thus becket
101 become closed metal ring, and with reference to shown in Fig. 3 A, antenna 10 is just wireloop antenna form.When mems switch is off-state,
First gap 1011 is not connected to, so that becket 101 becomes unclosed becket, with reference to shown in Fig. 3 B, antenna 10 is just
Slot antenna form.
When antenna 10 is installed on an electronic device, the first gap 1011 is located at left side or right edge is preferred, with convenient
The setting of antenna 10, and then when the first gap 1011 is located at left side or right edge in order to prevent, when user holds electronic equipment
When covering the first gap 1011, it may cause the first gap 1011 in open state and be connected to due to the covering of hand, from
And the slot antenna form resulted in the need for not instead of slot antenna form, wireloop antenna form, therefore in order to avoid user
Influence when holding electronic equipment to antenna condition, technical solution provided in an embodiment of the present invention specifically further includes structure:
Second gap 1012, positioned at the second side of becket 101, second side is the opposite side of first side, wherein gold
When belonging to the entire outer edge of 101 overlay electronic equipment of ring, first side and second side are located at the left side of electronic equipment
And right edge；
Second switch 103 is correspondingly arranged with the second gap 1012, for controlling the folding in the second gap 1012；Wherein,
Two switches 103 include that first state and the second state control at the second gap 1012 when second switch 103 is first state
In closed state, when second switch 103 is the second state, the second gap 1012 of control is in open state.
Specifically, the second gap 1012 is identical as aforementioned first gap 1011, for cutting becket 101, in order to say
Bright book it is succinct, details are not described herein.By the first gap 1011 and the second gap 1012, becket 101 is divided for both ends, this
When becket 101 be unclosed becket.Second switch 103 is identical with the type and working principle of first switch 102, in order to
Specification it is succinct, details are not described herein.
Specifically, including the first gap 1011 and the second gap 1012 on becket 101, corresponding first gap 1011 is set
When setting first switch 102, if it is desired to antenna 10 is metal bad antenna, then first switch 102 and second switch 103 are in simultaneously
When on state, the first gap 1011 and the second gap 1012 are under closed state simultaneously because of being connected to, becket
101 become closed metal ring, and antenna 10 is wireloop antenna form at this time, then antenna 10 is in low frequency operating mode, at this time day
Line 10 is that electronic equipment emits and receive low frequency electromagnetic wave.
If it is desired to antenna 10 is slot antenna, first switch 102 and second switch 103 are in an off state simultaneously, this
When there may be three kinds of situations:
The first: if user covers the first gap 1011 when holding electronic equipment, the first gap 1011 is in closure
State, the second gap 1012 are in open state；Second: if user covers the second gap 1012 when holding electronic equipment
When, the first gap 1011 is in open state, and the second gap 1012 is in closed state；The third: if the first gap 1011
Uncovered with the second gap 1012, then the first gap 1011 and the second gap 1012 are in open state at this time.
No matter any situation in above-mentioned three kind situation is occurred, and becket 101 is all unclosed becket, as slot
Antenna form, then antenna 10 is in high-frequency work mode, and antenna 10 is that electronic equipment emits and receive high-frequency electromagnetic wave at this time.
It can thus be seen that when no matter under slot antenna form, no matter user hold electronic equipment left side or on the right side of, all will not
Influence the working condition of slot antenna.
In the specific implementation process, the position in the first gap 1011, second switch is arranged in first switch 102 above-mentioned
103 are arranged in the position in the second gap 1012.
When further, in order to guarantee that the antenna 10 of electronic equipment needs is slot antenna, it can guarantee the form of antenna 10
For slot antenna, antenna 10 provided by the invention further includes such as flowering structure:
Incude component (not shown), for detecting the first gap 1011 or the when antenna 10 is in high-frequency work mode
Whether operated member covers in two gaps 1012；Specific induction component can be light sensor, infrared sensor etc..
Controller (not shown), when for showing the covering of 1011 operated member of the first gap in the testing result for incuding component
It controls second switch 103 and keeps first state, so that the second gap 1012 is in open state, while in induction component
Testing result shows that control first switch 102 keeps first state when the covering of 1012 operated member of the second gap, so that the first seam
Gap 1011 is in open state.
Specifically, the switching control of first switch 102 and the on state and off-state of second switch 103 is from electricity
Sub- equipment, electronic equipment send a control signal to antenna 10 according to the frequency range for currently needing to communicate, control first switch 102
The switching for being connected and being disconnected with second switch 103.
Second aspect, the embodiment of the invention provides a kind of electronic equipment, refering to what is shown in Fig. 4, including: institute in aforementioned implementation
The antenna 10 stated, device framework 20, equipment body (not shown), gum layer (not shown),
Equipment body is set to inside device framework 20, and device framework 20 can be almag device framework, wherein
Include in equipment body a radio transceiver (not shown)；
Antenna 10, connect with radio transceiver, for receive radio transceiver output RF signal power and with
Radio magnetic wave transmitting, and for receiving radio magnetic wave to be sent to radio transceiver；
Gum layer is bonded with device framework 20 on one side, and another side is bonded with becket 101, and therefore, gum layer is by antenna 10
It fits on device framework 20, to antenna 10 is fixed on device framework 20, specifically, the material of gum layer specifically can be with
For plastic cement.
The electronics that the various change mode and specific example of antenna in previous embodiment are equally applicable to the present embodiment is set
Standby, by the aforementioned detailed description to antenna, those skilled in the art are clear that in the present embodiment in electronic equipment
Antenna implementation method, so this will not be detailed here in order to illustrate the succinct of book.
Technical solution provided in an embodiment of the present invention at least has the following technical effect that
Since antenna in embodiments of the present invention is becket, when being mounted on an electronic equipment for antenna, metal
The entire outer edge of ring cover electronic equipment, wherein the first gap is at least offered on becket；First switch and the first seam
Gap is correspondingly arranged, for controlling the folding in the first gap；Wherein, first switch includes first state and different from first state
Second state, when first switch is first state, the first gap of control is in closed state, is the second state in first switch
When, the first gap of control is in open state.So as to make antenna according to the communication requirement of electronic equipment, control on becket
The first gap state, thus the first gap be closed state when, antenna is wireloop antenna, at this point, antenna can prop up
The low-frequency range communication of electronic equipment is held, and when the first gap is open state, antenna is slot antenna form, and slot antenna
Resonance frequency be 1/2 wavelength, at this point, antenna can support the high band of electronic equipment to communicate, and first switch can be by day
Line is switched fast between wireloop antenna and slot form antenna, therefore, can eliminate the communication frequency that existing antenna is supported
The limited technical problem of section, the present invention realize antenna by way of wireloop antenna and the reconstruct of slot form antenna and support electricity
The multiband of sub- equipment communicates.
Although preferred embodiments of the present invention have been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the scope of the invention.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (11)
1. a kind of antenna, comprising:
Becket, when the antenna is mounted on an electronic equipment, electronic equipment described in the metal ring cover it is entire
Outer edge, wherein the first gap is at least offered on the becket；
First switch is correspondingly arranged with first gap, for controlling the folding in first gap；Wherein, described first
Switch includes first state and second state different from the first state, is the first state in the first switch
When, it controlling first gap and is in closed state, wherein first gap is in closed state, specifically: described first
Gap is connected to by the first switch, and the first switch is solid electronic switch or non-solid mems switch；Described
When one switch is second state, controls first gap and be in open state.
2. antenna as described in claim 1, which is characterized in that first gap is located at the first side of the becket,
Wherein, when the entire outer edge of the electronic equipment described in the metal ring cover, the first side is located at the electronic equipment
Any side.
3. antenna as claimed in claim 2, which is characterized in that the antenna further include:
Second gap, positioned at the second side of the becket, the second side is the opposite side of the first side, wherein
When the entire outer edge of electronic equipment described in the metal ring cover, the first side and the second side are located at institute
State the left side and right edge of electronic equipment；
Second switch is correspondingly arranged with second gap, for controlling the folding in second gap；
Wherein, the second switch includes the first state and second state, is described first in the second switch
When state, controls second gap and be in closed state, when the second switch is second state, control described the
Two gaps are in open state.
4. antenna as claimed in claim 3, which is characterized in that first gap in the closure state, at the antenna
In low frequency operating mode, the antenna is that the electronic equipment emits and receive low frequency electromagnetic wave at this time；First gap
When in open state, the antenna is in high-frequency work mode, and the antenna is that the electronic equipment emits and receives at this time
High-frequency electromagnetic wave.
5. antenna as claimed in claim 3, which is characterized in that first gap and second gap are in closure simultaneously
When under state, the antenna is in low frequency operating mode, and the antenna is that the electronic equipment emits and receive low frequency at this time
Electromagnetic wave；
When first gap or second gap are in open state, the antenna is in high-frequency work mode, at this time institute
Stating antenna is that the electronic equipment emits and receive high-frequency electromagnetic wave.
6. antenna as claimed in claim 5, which is characterized in that the antenna further include:
Component is incuded, for detecting first gap or described second when the antenna is in the high-frequency work mode
Whether operated member covers in gap；
Controller, for being controlled when the testing result of the induction component shows that first gap is covered by the operating body
The second switch keeps the first state, so that second gap is in the open state, while for described
Described in the testing result of induction component shows that controlling the first switch when second gap is covered by the operating body keeps
First state, so that first gap is in the open state.
7. the antenna as described in claim any in claim 4-6, which is characterized in that the becket is unit weight less than one
The metal of preset value is made.
8. the antenna as described in claim any in claim 4-6, which is characterized in that the shape of the becket and the electronics
The outer edge shape adaptation of equipment.
9. the antenna as described in claim any in claim 4-6, which is characterized in that the first switch is arranged described first
The position in second gap is arranged in the position in gap, the second switch.
10. antenna as claimed in claim 9, which is characterized in that the second switch is solid electronic switch or mems switch.
11. a kind of electronic equipment, comprising: device framework, equipment body, gum layer, such as claim any in claim 1-10 institute
The antenna stated；
The equipment body is set to inside the device framework, wherein includes a transceiving in the equipment body
Device；
The antenna is connect with the radio transceiver, for receiving the radiofrequency signal function of the radio transceiver output
Rate is simultaneously emitted with radio magnetic wave, and for receiving radio magnetic wave to be sent to the radio transceiver；
The gum layer is bonded with the device framework on one side, and another side is bonded with the becket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410115313.1A CN104953292B (en) | 2014-03-25 | 2014-03-25 | A kind of antenna and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410115313.1A CN104953292B (en) | 2014-03-25 | 2014-03-25 | A kind of antenna and electronic equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104953292A CN104953292A (en) | 2015-09-30 |
| CN104953292B true CN104953292B (en) | 2019-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410115313.1A Active CN104953292B (en) | 2014-03-25 | 2014-03-25 | A kind of antenna and electronic equipment |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10263333B2 (en) | 2016-03-18 | 2019-04-16 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Metal housing, antenna device, and mobile terminal |
| CN105655705B (en) * | 2016-03-18 | 2017-08-29 | 广东欧珀移动通信有限公司 | Electronic installation |
| CN108400425B (en) * | 2017-02-08 | 2020-11-27 | 中兴通讯股份有限公司 | Mobile terminal and antenna thereof |
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| CN203466295U (en) * | 2013-09-18 | 2014-03-05 | 上海安费诺永亿通讯电子有限公司 | Terminal antenna |
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| CN103474748A (en) * | 2007-06-21 | 2013-12-25 | 苹果公司 | Antennas for handheld electronic devices with conductive bezels |
| CN102694904A (en) * | 2011-03-22 | 2012-09-26 | 联想(北京)有限公司 | Method and apparatus for switching states, and mobile terminal |
| CN103199331A (en) * | 2012-01-04 | 2013-07-10 | 苹果公司 | Antenna with switchable inductor low-band tuning |
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| Publication number | Publication date |
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| CN104953292A (en) | 2015-09-30 |
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