CN105576379B - Terminal - Google Patents
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- CN105576379B CN105576379B CN201510147440.4A CN201510147440A CN105576379B CN 105576379 B CN105576379 B CN 105576379B CN 201510147440 A CN201510147440 A CN 201510147440A CN 105576379 B CN105576379 B CN 105576379B
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- Prior art keywords
- feed point
- circuit board
- terminal
- feed
- metal shell
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Abstract
The present invention relates to a kind of terminals, the terminal includes metal shell, the circuit board being built in the metal shell, filter and switching switch, at least one slot antenna is provided on the metal shell, at least one slot antenna includes at least two pairs of feed points, two pairs of feed points include main feed point and ground feed point, each main feed point and each described ground feed point are connected at the edges at two ends in the gap, the filter is set on the circuit board, and the filter and at least two pairs of feed points and the circuit board electrical connection, the switching switch is set on the circuit board, and at least two pairs of feed points, the filter and the circuit board are electrically connected, the switching switch is to switch the different feed points, each feed point to be connected with the circuit board respectively.The terminal has the advantages that structure is simple, control resonance frequency is accurate.
Description
Technical field
The present invention relates to electronic communication field more particularly to a kind of terminals.
Background technique
The Antenna Design about full metal jacket terminal is typically employed in the way for increasing separation trough on metal shell at present,
Two gaps are opened on metal shell, and metal shell is separated into three parts, are followed successively by first part, second part and third
One or two antenna is designed in part over the first portion, designs an antenna on the third part, then passes through second part
Ground connection separates first part and Part III.However, such design scheme can only generally design three or so antennas, very
Difficulty meets the global positioning system (GPS) of the demanding terminals such as current 4G and/or 5G, wireless network (WIFI), bluetooth (BT), divides
Collect the demand of antenna, the multiple antennas such as near-field communication (NFC) antenna, if while want if increasing Multiple Input Multiple Output (MIMO),
Need more antennas；In addition, the overall appearance effect in order to guarantee terminal enclosure, will not all open more generally in terminal enclosure
Bar groove realizes the design of multiple antennas.
Therefore, it is badly in need of designing a kind of without the terminals slotted and antenna amount can be increased in terminal enclosure more.
Summary of the invention
The present invention provides a kind of terminal, to solve the less technical problem of existing terminal antenna quantitative design.Specifically,
Provide a kind of terminal.
The terminal includes:
Metal shell, the circuit board being built in the metal shell, filter and switching switch, the metal shell
On be provided at least one slot antenna, at least one slot antenna includes at least two pairs of feed points, and two pairs of feed points are equal
Including main feed point and ground feed point, each main feed point and each described ground feed point are connected at the edges at two ends in the gap,
The filter is set on the circuit board, and the filter is electrically connected at least two pairs of feed points and the circuit board
Connect, switching switch is set on the circuit board, and at least two pairs of feed points, the filter and the circuit board
It is electrically connected, the switching switch is to switch the different feed points, respectively to lead each feed point with the circuit board
It is logical.
Wherein, the terminal further includes detection module, the detection module be set to the circuit board on, and with the switching
Switch electrical connection, the detection module are compared to detect the resonance frequency at each feed point, and with default resonance frequency
Compared with corresponding resonance frequency at each feed point is fed back on switching switch.
Wherein, the feed point is set as three pairs, and respectively the first feed point, the second feed point and third feed point, described first presents
Point, the second feed point and third feed point are electrically connected with the detection module.
Wherein, the antenna hollow out is in the outer surface of the metal shell.
Wherein, the slot antenna is two, and two slot antennas are respectively arranged on the both ends of the metal shell, and
The metal shell is divided into three parts.
Wherein, insulating materials is filled in two gaps.
Wherein, the main feed point of the antenna passes through any one mode in elastic slice, coaxial line, antenna needle and the circuit
Reversal of plate polarity connection.
Wherein, track of the slot antenna on the metal shell be one of S type, linear type or S type and
Linear combination.
Compared with the existing technology, terminal provided by the invention by setting filter and switching switch, by filter with
At least two pairs of feed points and circuit board electrical connection, filter can filter the resonance frequency of other frequency ranges at the correspondence feed point,
Since the resonance frequency at least two pairs of feed points is different, switched by the switching to control the conducting of the correspondence feed point and circuit board
And/or disconnect, to achieve the purpose that the resonance frequency controlled at corresponding feed point accesses signal.Further, since filter can be filtered
Other resonance frequencies outside two pairs of feed points are removed, so that the slot antenna can be distinguished with other antennas, prevent train of signal
It connects, and then realizes the quantity for increasing antenna.The terminal has the advantages that structure is simple, control resonance frequency is accurate.
Detailed description of the invention
In order to illustrate more clearly of technical solution of the present invention, attached drawing needed in embodiment will be made below
Simply introduce, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the present invention, general for this field
For logical technical staff, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of terminal provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
Referring to Fig. 1, the embodiment of the present invention provides a kind of terminal 100, the terminal 100 includes metal shell 10, built-in
In circuit board (not identified in figure), filter 20 and switching switch 30 in the metal shell 10.The metal shell 10
On be provided at least one slot antenna (not identified in figure), the filter 20 is set on the circuit board, and the filter
Wave device 20 is electrically connected with the slot antenna and the circuit board.The switching switch 30 is set on the circuit board, and
It is electrically connected with the slot antenna, the filter 20 and the circuit board.
In the present embodiment, the terminal 100 is mobile phone.It is understood that in other embodiments, the terminal 100
It can also be plate.
Two gaps 11 are offered on the metal shell 10, (are schemed filled with insulating materials in two gaps 11
In do not identify).In the present embodiment, the insulating materials is plastic cement, and whole in order to further ensure the metal shell 10
Body decorative appearance, the insulating materials are perspex or white plastic.It is understood that in other embodiments, institute
Stating insulating materials can also be silica gel.
Two gaps 11 are respectively arranged on the both ends of the metal shell 10, and it is three that the metal shell 10, which is divided,
Point.In the present embodiment, the slot antenna is two, and two slot antenna difference hollow outs are in the outer of the metal shell 10
Surface, and two slot antennas are set at two gaps 11, and two slot antennas are respectively arranged on the gold
Belong to the both ends of shell 10, and the metal shell 10 is distinguished into three parts, is followed successively by first part, second part and third portion
Point.Two slot antennas 11 are set on the first part and Part III, and the second part, will as grounded part
Two slot antennas separate.
Further, track of two slot antennas on the metal shell 10 is one of S type, linear type
Or S type and linear combination.In the present embodiment, track of two slot antennas on the metal shell 10 is straight
Line style, so that optimal position can be selected in the terminal 100 when debugging the slot antenna, to reach more preferable
Antenna performance.
Two slot antennas include at least two pairs of feed points 111.In the present embodiment, the feed point 111 is set as three pairs,
Respectively the first feed point, the second feed point and third feed point, and corresponding one first resonance frequency at first feed point, it is described
One second resonance frequency is corresponded at second feed point, a corresponding third resonance frequency at the third feed point passes through and multipair feedback is arranged
It puts and makes it that position difference is set, to achieve the purpose that generate different resonance frequencies.It is understood that in other embodiments
In, the feed point 111 may also be configured to two pairs, four pairs or more.
Further, three pairs of feed points 111 include main feed point 111a and ground feed point 111b, each main feed point 111a
And each described ground feed point 111b is connected at the edges at two ends in the gap 11.In the present embodiment, the main feed point 111a
Position and the position of described ground feed point 111b can be interchanged.The main feed point 111a can pass through elastic slice, coaxial line, antenna needle
In any one mode connect with the circuit reversal of plate polarity so that the slot antenna is connected with the circuit board.
The filter 20 is electrically connected at least two pairs of feed points 111 and the circuit board.In the present embodiment, institute
It states filter 20 to be electrically connected with three pairs of feed points 111, the filter 20 is to filter out near three pairs of feed points 111
Other resonance frequencies.Specifically, when the resonance frequency at first feed point is the first resonance frequency, 20 energy of filter
It is enough to filter out other resonance frequencies outside first resonance frequency, to reduce useless resonance frequency, it is dry to reduce frequency
It disturbs, to prevent signal from concatenating.Similarly, the filter 20 can also filter out second resonance frequency and third resonance frequency
Other resonance frequencies other than rate.
The switching switch 30 is electrically connected at least two pairs of feed points 111, the filter 20 and the circuit board
It connects, the switching switch 30 is to switch the different feed points 111, respectively by each feed point 111 and the circuit board
Conducting.In the present embodiment, first resonance frequency at first feed point compares more close with default resonance frequency
When, first feed point can be connected by the switching switch 30 with the circuit board, to access circuit.When described second
When second resonance frequency and the default resonance frequency at feed point compare more close, at this point, the switching switch 30
It allows hand over to second feed point, and second feed point is connected with the circuit board, so that second feed point connects
Enter circuit.And so on.Since the respective resonant frequencies at each feed point 111 are different, so can obtain different humorous
Vibration frequency covers multiple and different frequency ranges to realize, achievees the purpose that increase antenna amount.
For further improvement, in the present embodiment, the terminal 100 further includes detection module (not identifying in figure), institute
Detection module is stated on the circuit board, and is electrically connected with the switching switch 30.The detection module is to detect each institute
The resonance frequency at feed point 111 is stated, and is compared with the default resonance frequency, it will be corresponding at each feed point 111
The resonance frequency is fed back on the switching switch 30.Specifically, the detection module and first feed point, the second feed point
And third feed point is electrically connected, first resonance frequency at first feed point and the default resonance frequency compare
When more close, the detection module can be fed back to this testing result on the switching switch 30, at this point, the switching is opened
Closing 30 can switch in first feed point, and first feed point is connected with the circuit board, by described the
One resonance frequency accesses circuit.And so on, when the detection module detects second resonance frequency and the default resonance
When frequency is more close, the detection module will test result and feed back on the switching switch 30, at this point, the switching switchs
30 can disconnect first feed point, and switch in second feed point, so that second feed point is led with the circuit board
It is logical, so that second feed point is accessed circuit.Similarly analogize, the handoff procedure about the third feed point is no longer superfluous here
It states.
It is understood that in other embodiments, also software program can be arranged in the terminal 100, pass through software
Switching switch 30 described in process control realizes the switching to the feed point 111.
Compared with the existing technology, terminal provided by the invention by setting filter and switching switch, by filter with
At least two pairs of feed points and circuit board electrical connection, filter can filter the resonance frequency of other frequency ranges at the correspondence feed point,
Since the resonance frequency at least two pairs of feed points is different, switched by the switching to control the conducting of the correspondence feed point and circuit board
And/or disconnect, to achieve the purpose that the resonance frequency controlled at corresponding feed point accesses signal.Further, since filter can be filtered
Other resonance frequencies outside two pairs of feed points are removed, so that the slot antenna can be distinguished with other antennas, prevent train of signal
It connects, and then realizes the quantity for increasing antenna.The terminal has the advantages that structure is simple, control resonance frequency is accurate.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, and those skilled in the art are when understanding: it still can be with
It modifies the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；And
These are modified or replaceed, the spirit and model of technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (6)
1. a kind of terminal, which is characterized in that the terminal include metal shell, the circuit board being built in the metal shell,
Filter and switching switch, and are provided at least one slot antenna on the metal shell, the slot antenna hollow out is in institute
The outer surface of metal shell is stated, at least one slot antenna includes at least two pairs of feed points, and two pairs of feed points include master
Feed point and ground feed point, each main feed point and each described ground feed point are connected at the edges at two ends in the gap, the filter
Wave device is set on the circuit board, and the filter and at least two pairs of feed points and the circuit board electrical connection, institute
It states switching switch to be set on the circuit board, and electric at least two pairs of feed points, the filter and the circuit board
Connection, the switching switch is to switch the different feed points, each feed point to be connected with the circuit board respectively；Institute
Stating terminal further includes detection module, and the detection module is set on the circuit board, and is electrically connected with switching switch, described
Detection module is compared to detect the resonance frequency at each feed point, and with default resonance frequency, by each feedback
Corresponding resonance frequency is fed back on the switching switch at point.
2. terminal as described in claim 1, which is characterized in that the feed point is set as three pairs, respectively the first feed point, second
Feed point and third feed point, first feed point, the second feed point and third feed point are electrically connected with the detection module.
3. terminal as described in claim 1, which is characterized in that the slot antenna is two, two slot antennas point
Not She Yu the metal shell both ends, and the metal shell is divided into three parts.
4. terminal as claimed in claim 3, which is characterized in that be filled with insulating materials in two gaps.
5. terminal as described in claim 1, which is characterized in that the main feed point of the slot antenna passes through elastic slice, coaxial line, day
Any one mode in line needle is connect with the circuit reversal of plate polarity.
6. terminal as described in claim 1, which is characterized in that track of the slot antenna on the metal shell is S
One of type, linear type or S type and linear combination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510147440.4A CN105576379B (en) | 2015-03-31 | 2015-03-31 | Terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510147440.4A CN105576379B (en) | 2015-03-31 | 2015-03-31 | Terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105576379A CN105576379A (en) | 2016-05-11 |
| CN105576379B true CN105576379B (en) | 2019-06-11 |
Family
ID=55886253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510147440.4A Expired - Fee Related CN105576379B (en) | 2015-03-31 | 2015-03-31 | Terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105576379B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105655715A (en) * | 2015-11-06 | 2016-06-08 | 乐视移动智能信息技术（北京）有限公司 | Processing method based on antenna and apparatus thereof |
| CN206259983U (en) | 2016-12-15 | 2017-06-16 | 广东欧珀移动通信有限公司 | Terminal enclosure and mobile terminal |
| CN108270080A (en) * | 2017-01-03 | 2018-07-10 | 深圳市信维通信股份有限公司 | Millimeter wave array antenna system based on metal fuselage |
| CN106972246B (en) * | 2017-03-13 | 2020-09-22 | 惠州Tcl移动通信有限公司 | Manufacturing method of skin-covered all-metal mobile terminal and mobile terminal |
| CN110556619B (en) * | 2018-06-01 | 2021-10-19 | 深圳富泰宏精密工业有限公司 | Antenna structure and wireless communication device with same |
| CN110829030A (en) * | 2018-08-10 | 2020-02-21 | 珠海市魅族科技有限公司 | Antenna assembly and mobile terminal |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101809813A (en) * | 2007-08-30 | 2010-08-18 | 脉冲芬兰有限公司 | adjustable multiband antenna |
| CN103296384A (en) * | 2006-09-05 | 2013-09-11 | 苹果公司 | Tunable antennas for handheld devices |
| CN103401059A (en) * | 2013-07-29 | 2013-11-20 | 广东欧珀移动通信有限公司 | Antenna device for full metal shell |
| CN203775569U (en) * | 2014-03-28 | 2014-08-13 | 华为终端有限公司 | Electronic device and metal housing thereof |
| CN104241864A (en) * | 2013-06-07 | 2014-12-24 | 深圳市汉赛天线技术有限公司 | Cell phone slot antenna composition |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8665164B2 (en) * | 2008-11-19 | 2014-03-04 | Apple Inc. | Multiband handheld electronic device slot antenna |
-
2015
- 2015-03-31 CN CN201510147440.4A patent/CN105576379B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103296384A (en) * | 2006-09-05 | 2013-09-11 | 苹果公司 | Tunable antennas for handheld devices |
| CN101809813A (en) * | 2007-08-30 | 2010-08-18 | 脉冲芬兰有限公司 | adjustable multiband antenna |
| CN104241864A (en) * | 2013-06-07 | 2014-12-24 | 深圳市汉赛天线技术有限公司 | Cell phone slot antenna composition |
| CN103401059A (en) * | 2013-07-29 | 2013-11-20 | 广东欧珀移动通信有限公司 | Antenna device for full metal shell |
| CN203775569U (en) * | 2014-03-28 | 2014-08-13 | 华为终端有限公司 | Electronic device and metal housing thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105576379A (en) | 2016-05-11 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190611 |