CN104103888A - Mobile phone and antenna thereof - Google Patents
Mobile phone and antenna thereof Download PDFInfo
- Publication number
- CN104103888A CN104103888A CN201410383827.5A CN201410383827A CN104103888A CN 104103888 A CN104103888 A CN 104103888A CN 201410383827 A CN201410383827 A CN 201410383827A CN 104103888 A CN104103888 A CN 104103888A
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- antenna
- antenna branch
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- feed
- feed end
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- 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
- H01Q1/243—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 with built-in antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/28—Combinations of substantially independent non-interacting antenna units or systems
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention is applicable to the field of mobile terminals, and provides a mobile phone and an antenna thereof. The antenna comprises a first antenna branch, a second antenna branch, a third antenna branch, a first feed terminal, a second feed terminal, a third feed terminal and a phone metal ground, wherein the first, second and third antenna branches are sequentially arranged at one end of the mobile phone; the second antenna branch is positioned between the first and third antenna branches; the first feed terminal, the first antenna branch and the phone metal ground form a first antenna loop; the second feed terminal, the second antenna branch and the phone metal ground form a second antenna loop; the third feed terminal, the third antenna branch and the phone metal ground form a third antenna loop; through enabling all the antennal branches to be in the ground states, high fields are prevented from being tightly coupled through gaps among the antennas, so that even the three antennas are separated by about 1mm, mutual isolation among the three antennas also can be ensured, and thereby the three antennas respectively work normally.
Description
Technical field
The invention belongs to field of mobile terminals, relate in particular to a kind of mobile phone and antenna thereof.
Background technology
Along with the arrival in 4G epoch, LTE (Long Term Evolution, Long Term Evolution) has not been that a concept but a trend, due to the increase of 4G bandwidth, are also significantly improved with respect to 3G for the requirement of mobile terminal antenna.For a double card bilateral LTE mobile phone, except two secondary mobile main antennas of indispensability, also need diversity antenna, WIFI/BT antenna and gps antenna, under the more frivolous trend of mobile phone, multiple antennas being set, and ensureing not interfere with each other mutually between multiple antennas, is problem in urgent need to solve.Tradition implementation method is all to realize the requirement of isolation between antenna by increase the mode of distance between antenna as far as possible, but this mode obviously and the lightening trend of mobile phone disagree.In sum, in prior art, exist due to the too little problem that causes phase mutual interference of the distance between multiple antennas in mobile phone.
Summary of the invention
The object of the present invention is to provide a kind of antenna, to solve in prior art as increasing frequency coverage by adopting the modes such as metal edge frame in a disguised form to increase the defect that volume that headroom district causes antenna and size cannot miniaturizations.
A kind of antenna of the embodiment of the present invention, comprising: the first antenna branch, the second antenna branch, third antenna branch, the first feed end, the second feed end, the 3rd feed end and complete machine metal ground;
Described the first antenna branch, described the second antenna branch and described third antenna branch are arranged in order and are arranged on mobile phone one end, and described the second antenna branch is between described the first antenna branch and described third antenna branch;
Described the first feed end, described the first antenna branch and described complete machine metal ground form first day line loop;
Described the second feed end, described the second antenna branch and described complete machine metal ground form the second antenna loop;
Described the 3rd feed end, described third antenna branch and described complete machine metal ground form third antenna loop.
Between described the first antenna branch and described the second antenna branch, form gap, between described the second antenna branch and described third antenna branch, form gap.
Spacing between spacing between described the first antenna branch and described the second antenna branch and described the second antenna branch and described third antenna branch is not more than 1mm.
Described the first feed end is connected with one end of described the first antenna branch, and the other end of described the first antenna branch is connected with described complete machine metal ground;
Described the second feed end is connected with one end of described the second antenna branch, and the other end of described the second antenna branch is connected with described complete machine metal ground;
Described the 3rd feed end is connected with one end of described third antenna branch, and the other end of described third antenna branch is connected with described complete machine metal ground.
Between described the first feed end and described the first antenna branch, be provided with the first gate-controlled switch, for make described the first feed end send electric feed signal or stop sending electric feed signal to described the first antenna branch according to control signal;
Between described the second feed end and described the second antenna branch, be provided with the second gate-controlled switch, for make described the second feed end send electric feed signal or stop sending electric feed signal to described the second antenna branch according to control signal;
Between described the 3rd feed end and described third antenna branch, be provided with the 3rd gate-controlled switch, for make described the 3rd feed end send electric feed signal or stop sending electric feed signal to described third antenna branch according to control signal.
Described the first antenna branches into WIFI/BT antenna, and described the second antenna branch is gps antenna, and third antenna branches into high frequency diversity antenna.
Described antenna also comprises the 4th antenna branch, the 5th antenna branch and the 6th antenna branch;
Described the first feed end is connected with one end of described the 4th antenna branch, and one end of described the 4th antenna branch and described the first antenna branch forms capacitive coupling, and the other end of described the first antenna branch is connected with described complete machine metal ground;
Described the second feed end is connected with one end of described the 5th antenna branch, and one end of described the 5th antenna branch and described the second antenna branch forms capacitive coupling, and the other end of described the second antenna branch is connected with described complete machine metal ground;
Described the 3rd feed end is connected with one end of described the 6th antenna branch, and one end of described the 6th antenna branch and described third antenna branch forms capacitive coupling, is connected the other end of described third antenna branch and described complete machine metal.
Between described the first feed end and described the 4th antenna branch, be provided with the 4th gate-controlled switch, for make described the first feed end send electric feed signal or stop sending electric feed signal to described the 4th antenna branch according to control signal;
Between described the second feed end and described the 5th antenna branch, be provided with the 5th gate-controlled switch, for make described the second feed end send electric feed signal or stop sending electric feed signal to described the 5th antenna branch according to control signal;
Between described the 3rd feed end and described the 6th antenna branch, be provided with the 6th gate-controlled switch, for make described the 3rd feed end send electric feed signal or stop sending electric feed signal to described the 6th antenna branch according to control signal.
Described the first antenna branch and described the 4th antenna branch form the first high frequency main antenna;
Described the second antenna branch and described the 5th antenna branch form low frequency main antenna;
Described third antenna branch and described the 6th antenna branch form the second high frequency main antenna.
Another object of the present invention is also to provide a kind of mobile phone, and it is built-in with above-mentioned antenna.
A kind of antenna provided by the invention compared with prior art, this antenna structure can be arranged on to one end of mobile phone, by making all antenna branch ends in ground state, avoid high field to pass through the slots close coupling between antenna, the 1mm left and right even if make to be separated by, also can ensure the mutual isolation between three antennas, realize three antennas and normally worked separately.
Brief description of the drawings
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of a kind of antenna of providing of the embodiment of the present invention;
Fig. 2 is the structural representation of another embodiment of a kind of antenna of providing of the embodiment of the present invention.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
For technical solutions according to the invention are described, describe below by specific embodiment.
A kind of antenna of the embodiment of the present invention, refers to Fig. 1, comprising: the first antenna branch 1, the second antenna branch 2, third antenna branch 3, the first feed end 4, the second feed end 5, the 3rd feed end 6 and complete machine metal ground 7;
The first antenna branch 1, the second antenna branch 2 and third antenna branch 3 are arranged in order and are arranged on mobile phone one end, and the second antenna branch 2 is between the first antenna branch 1 and third antenna branch 3;
The first feed end 4, the first antenna branch 1 and complete machine metal ground 7 form first day line loop;
The second feed end 5, the second antenna branch 2 and complete machine metal ground 7 form the second antenna loop;
The 3rd feed end 6, third antenna branch 3 and complete machine metal ground 7 form third antenna loop.
Concrete, between the first antenna branch 1 and the second antenna branch 2, form gap, between the second antenna branch 2 and third antenna branch 3, form gap.
Preferably, the spacing between spacing and the second antenna branch 2 and the third antenna branch 3 between the first antenna branch 1 and the second antenna branch 2 is not more than 1mm.
In a kind of antenna providing in the embodiment of the present invention, a kind of example structure that forms antenna loop is:
The first feed end 4 is connected with one end of the first antenna branch 1, and the other end of the first antenna branch 1 is connected with complete machine metal ground 7;
The second feed end 5 is connected with one end of the second antenna branch 2, and the other end of the second antenna branch 2 is connected with complete machine metal ground 7;
The 3rd feed end 6 is connected with one end of third antenna branch 3, and the other end of third antenna branch 3 is connected with complete machine metal ground 7.
Preferably, the first antenna branch 1 is WIFI/BT antenna, and the second antenna branch 2 is gps antenna, and third antenna branch 3 is high frequency diversity antenna.
Many antenna arrangements and Wiring structure that above-described embodiment provides, ensure that all antenna branch ends are in ground state, avoid high field to pass through the slots close coupling between antenna, the 1mm left and right even if make to be separated by, also can ensure the mutual isolation between three antennas, realize three antennas and normally worked separately.
Further, between the first feed end 4 and the first antenna branch 1, be provided with the first gate-controlled switch, for make the first feed end 4 send electric feed signal or stop sending electric feed signal to the first antenna branch 1 according to control signal;
Between the second feed end 5 and the second antenna branch 2, be provided with the second gate-controlled switch, for make the second feed end 5 send electric feed signal or stop sending electric feed signal to the second antenna branch 2 according to control signal;
Between the 3rd feed end 6 and third antenna branch 3, be provided with the 3rd gate-controlled switch, for make the 3rd feed end 6 send electric feed signal or stop sending electric feed signal to third antenna branch 3 according to control signal.
Above-mentioned gate-controlled switch is used for according to the antenna loop work at control signal control place or quits work, for example, in the time not needing the second antenna branch 2 receive or transmit, controlling the second gate-controlled switch disconnects, now, due to the first antenna branch 1 and third antenna branch 3 apart from each others, can not exist signal to disturb, by the setting of above-mentioned multiple gate-controlled switches, can realize the several working ways of antenna.
In a kind of antenna providing in the embodiment of the present invention, form in the another kind of example structure of antenna loop, antenna also comprises the 4th antenna branch 8, the 5th antenna branch 9 and the 6th antenna branch 10;
The first feed end 4 is connected with one end of the 4th antenna branch 8, and one end of the 4th antenna branch 8 and the first antenna branch 1 forms capacitive coupling, and the other end of the first antenna branch 1 is connected with complete machine metal ground 7;
The second feed end 5 is connected with one end of the 5th antenna branch 9, and one end of the 5th antenna branch 9 and the second antenna branch 2 forms capacitive coupling, and the other end of the second antenna branch 2 is connected with complete machine metal ground 7;
The 3rd feed end 6 is connected with one end of the 6th antenna branch 10, and the 6th antenna branch 10 forms capacitive coupling with one end of third antenna branch 3, and the other end of third antenna branch 3 is connected with complete machine metal ground 7.
Concrete, one end of the 4th antenna branch 8 and the first antenna branch 1 forms the capacitive coupling electric feed signal that is coupled and forms the first high frequency main antenna, access mainboard radio frequency FD feed by the first feed end 4, make the signal frequency of the first high frequency main antenna between 1710MHz-2696MHz; One end of the 5th antenna branch 9 and the second antenna branch 2 forms the capacitive coupling electric feed signal that is coupled and forms low frequency main antenna, because antenna is relatively long, produce low-frequency resonant, access mainboard radio frequency FD feed by the second feed end 5, make the signal frequency of low frequency main antenna between 703MHz-960MHz; The 6th antenna branch 10 and one end of third antenna branch 3 form the capacitive coupling electric feed signal that is coupled and form the second high frequency main antenna, access mainboard radio frequency FD feed by the 3rd feed end 6, make the signal frequency of the second high frequency main antenna between 1.5G-2.5G, be used for covering GPS, WIFI/BT antenna frequencies, form GPS, WIFI/BT two-in-one antenna.
Further, between the second feed end 5 and the 5th antenna branch 9, be also provided with low pass filter 11, carry out filtering for the signal that the second feed end 5 is sent, so that the 5th antenna branch 9 and the second antenna branch 2 form low frequency main antenna.
Further, between the first feed end 4 and the 4th antenna branch 8, be provided with the 4th gate-controlled switch, for make the first feed end 4 send electric feed signal or stop sending electric feed signal to the 4th antenna branch 8 according to control signal;
Between the second feed end 5 and the 5th antenna branch 9, be provided with the 5th gate-controlled switch, for make the second feed end 5 send electric feed signal or stop sending electric feed signal to the 5th antenna branch 9 according to control signal;
Between the 3rd feed end 6 and the 6th antenna branch 10, be provided with the 6th gate-controlled switch, for make the 3rd feed end 6 send electric feed signal or stop sending electric feed signal to the 6th antenna branch 10 according to control signal.
Above-mentioned gate-controlled switch is used for according to the antenna loop work at control signal control place or quits work, for example, in the time not needing the second antenna branch 2 receive or transmit, controlling the 5th gate-controlled switch disconnects, now, due to the first antenna branch 1 and third antenna branch 3 apart from each others, can not exist signal to disturb, by the setting of above-mentioned multiple gate-controlled switches, can realize the several working ways of antenna.
A kind of antenna that the embodiment of the present invention provides compared with prior art, provide many antenna arrangements and Wiring structure in one end of mobile phone, make all antenna branch ends in ground state, avoid high field to pass through the slots close coupling between antenna, the 1mm left and right even if make to be separated by, also can ensure the mutual isolation between three antennas, realize three antennas and normally worked separately.
The present invention another kind of embodiment provide a kind of mobile phone, comprises above-mentioned built-in antenna of mobile phone.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention; make without departing from the inventive concept of the premise some alternative or obvious modification that are equal to; and performance or purposes identical, all should be considered as belonging to the present invention by the definite scope of patent protection of submitted to claims.
Claims (10)
1. an antenna, is characterized in that, comprises the first antenna branch, the second antenna branch, third antenna branch, the first feed end, the second feed end, the 3rd feed end and complete machine metal ground;
Described the first antenna branch, described the second antenna branch and described third antenna branch are arranged in order and are arranged on mobile phone one end, and described the second antenna branch is between described the first antenna branch and described third antenna branch;
Described the first feed end, described the first antenna branch and described complete machine metal ground form first day line loop;
Described the second feed end, described the second antenna branch and described complete machine metal ground form the second antenna loop;
Described the 3rd feed end, described third antenna branch and described complete machine metal ground form third antenna loop.
2. antenna as claimed in claim 1, is characterized in that, between described the first antenna branch and described the second antenna branch, forms gap, between described the second antenna branch and described third antenna branch, forms gap.
3. antenna as claimed in claim 2, is characterized in that, the spacing between the spacing between described the first antenna branch and described the second antenna branch and described the second antenna branch and described third antenna branch is not more than 1mm.
4. antenna as claimed in claim 1, is characterized in that:
Described the first feed end is connected with one end of described the first antenna branch, and the other end of described the first antenna branch is connected with described complete machine metal ground;
Described the second feed end is connected with one end of described the second antenna branch, and the other end of described the second antenna branch is connected with described complete machine metal ground;
Described the 3rd feed end is connected with one end of described third antenna branch, and the other end of described third antenna branch is connected with described complete machine metal ground.
5. antenna as claimed in claim 4, is characterized in that:
Between described the first feed end and described the first antenna branch, be provided with the first gate-controlled switch, for make described the first feed end send electric feed signal or stop sending electric feed signal to described the first antenna branch according to control signal;
Between described the second feed end and described the second antenna branch, be provided with the second gate-controlled switch, for make described the second feed end send electric feed signal or stop sending electric feed signal to described the second antenna branch according to control signal;
Between described the 3rd feed end and described third antenna branch, be provided with the 3rd gate-controlled switch, for make described the 3rd feed end send electric feed signal or stop sending electric feed signal to described third antenna branch according to control signal.
6. antenna as claimed in claim 4, is characterized in that, described the first antenna branches into WIFI/BT antenna, and described the second antenna branch is gps antenna, and third antenna branches into high frequency diversity antenna.
7. antenna as claimed in claim 1, is characterized in that, described antenna also comprises the 4th antenna branch, the 5th antenna branch and the 6th antenna branch;
Described the first feed end is connected with one end of described the 4th antenna branch, and one end of described the 4th antenna branch and described the first antenna branch forms capacitive coupling, and the other end of described the first antenna branch is connected with described complete machine metal ground;
Described the second feed end is connected with one end of described the 5th antenna branch, and one end of described the 5th antenna branch and described the second antenna branch forms capacitive coupling, and the other end of described the second antenna branch is connected with described complete machine metal ground;
Described the 3rd feed end is connected with one end of described the 6th antenna branch, and one end of described the 6th antenna branch and described third antenna branch forms capacitive coupling, is connected the other end of described third antenna branch and described complete machine metal.
8. antenna as claimed in claim 5, is characterized in that:
Between described the first feed end and described the 4th antenna branch, be provided with the 4th gate-controlled switch, for make described the first feed end send electric feed signal or stop sending electric feed signal to described the 4th antenna branch according to control signal;
Between described the second feed end and described the 5th antenna branch, be provided with the 5th gate-controlled switch, for make described the second feed end send electric feed signal or stop sending electric feed signal to described the 5th antenna branch according to control signal;
Between described the 3rd feed end and described the 6th antenna branch, be provided with the 6th gate-controlled switch, for make described the 3rd feed end send electric feed signal or stop sending electric feed signal to described the 6th antenna branch according to control signal.
9. antenna as claimed in claim 8, is characterized in that:
Described the first antenna branch and described the 4th antenna branch form the first high frequency main antenna;
Described the second antenna branch and described the 5th antenna branch form low frequency main antenna;
Described third antenna branch and described the 6th antenna branch form the second high frequency main antenna.
10. a mobile phone, is characterized in that, described embedded in mobile phone is just like the antenna described in claim 1-9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410383827.5A CN104103888B (en) | 2014-08-06 | 2014-08-06 | A kind of mobile phone and antenna thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410383827.5A CN104103888B (en) | 2014-08-06 | 2014-08-06 | A kind of mobile phone and antenna thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104103888A true CN104103888A (en) | 2014-10-15 |
| CN104103888B CN104103888B (en) | 2016-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410383827.5A Expired - Fee Related CN104103888B (en) | 2014-08-06 | 2014-08-06 | A kind of mobile phone and antenna thereof |
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| CN (1) | CN104103888B (en) |
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