CN203553348U - A multi-frequency antenna applicable to a mobile terminal with a metal decoration frame structure - Google Patents
A multi-frequency antenna applicable to a mobile terminal with a metal decoration frame structure Download PDFInfo
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- CN203553348U CN203553348U CN201320637325.1U CN201320637325U CN203553348U CN 203553348 U CN203553348 U CN 203553348U CN 201320637325 U CN201320637325 U CN 201320637325U CN 203553348 U CN203553348 U CN 203553348U
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Abstract
The utility model discloses a multi-frequency antenna applicable to a mobile terminal with a metal decoration frame structure. The mobile terminal comprises an enclosed metal frame and a wide metal decorative strip which are in a same plane. A slit is kept between the enclosed metal frame and the wide metal decorative strip. According to the utility model, a routing mode of an Loop antenna is adopted, and the wide metal decorative strip is regarded as one part of the antenna to carry out the routing. The multi-frequency antenna applicable to a mobile terminal with the metal decoration frame structure of the utility model has the following beneficial effects: the multi-frequency antenna is applicable to the mobile terminal with a metal structural member; in a limited space and a complex environment, demands of multi-frequency bands can be satisfied; the adopted Loop routing is longer relative to a one pole antenna, and is suitable for applying long strips of metal sheets to an antenna radiation portion lest the routing distance is too long; influences on the antenna performance by hand gripping, and the antenna performance is further raised.
Description
Technical field
The utility model belongs to antenna technical field, is specifically related to a kind of multifrequency antenna that is applicable to have metal decoration frame architecture mobile terminal.
Background technology
Mobile terminal antenna multiple frequency broad band is the developing direction of mobile communication always, portable mobile termianl particularly, as mobile phone, GSM850/GSM900/DCS1800/PCS1900/UMTS has been current main flow, its frequency bandwidth is 824Mhz-960Mhz, 1710Mhz-2170Mhz.Complicated due to functions such as mobile phone terminals in addition, antenna for mobile phone space is more and more less, is putting before this, and the antenna of debugging a covering 824-960Mhz and 1710-2170Mhz frequency band is very difficult.
In addition, the portable terminal product with metal-like is received consumer's favor, but too many hardware is unfavorable for the design in antenna.And the demand based on moulding, the space of antenna is also more and more less, and antenna environment around also becomes increasingly complex.
Utility model content
The present invention, in order to overcome the defect existing in prior art, provides a kind of multifrequency antenna that is applicable to have metal decoration frame architecture mobile terminal.The concrete technical scheme of the utility model is as follows:
Be applicable to have a multifrequency antenna for metal decoration frame architecture mobile terminal,
Mobile terminal comprises a closed metal frame and a wide metal ornament strip that is positioned at same plane, between closed metal frame and wide metal ornament strip, leaves a gap;
The multifrequency antenna that is applicable to have metal decoration frame architecture mobile terminal comprises pcb board, feed, the first place, feed cabling part and high frequency spurious portion; Pcb board is a headroom plate, and is set in parallel in the top of wide metal ornament strip; Feed and the first place are all arranged on pcb board; Feed cabling part and high frequency spurious portion are arranged on the top of pcb board;
Feed cabling partly comprises low frequency branch part and high-frequency branch part; Low frequency branch partly comprises that the first connection branch, second connects branch, the first low frequency branch, the second low frequency branch, the 3rd low frequency branch and the 4th low frequency branch; Wherein, the first low frequency branch, the second low frequency branch and first connect branch and connect successively, the first low frequency branch access feed, and first connects branch is connected with wide metal ornament strip; Second connects branch, the 3rd low frequency branch and the 4th low frequency branch connects successively, and second connects branch is connected with wide metal ornament strip, and the 4th low frequency branch accesses the first place; High-frequency branch partly comprises the first high-frequency branch, and one end of the first high-frequency branch is connected with the second low frequency branch with the first low frequency branch respectively;
High frequency spurious portion comprises the first parasitic branch, and the position of the first parasitic branch is corresponding with the first high-frequency branch.
As prioritization scheme, wide metal ornament strip is corresponding to the bottom of mobile terminal.
As prioritization scheme, the first parasitic branch and the first high-frequency branch are positioned at the top at the middle part of wide metal ornament strip length direction.
As prioritization scheme, the first parasitic branch accesses the first place via the 4th low frequency branch.
As prioritization scheme, also comprise the second place, the second place is arranged on pcb board, and the first parasitic branch accesses the second place.
As prioritization scheme, first connects branch, second connects branch, the first low frequency branch and the 4th low frequency branch perpendicular to wide metal ornament strip; The second low frequency branch, the 3rd low frequency branch, the first high-frequency branch and the first parasitic branch are parallel to wide metal ornament strip, and are positioned at same plane.
As prioritization scheme, the downward side of stretching out of a side direction of the first parasitic branch, lateral vertical is in wide metal ornament strip.
As prioritization scheme, the downward side of stretching out of a side direction of the first high-frequency branch, lateral vertical is in wide metal ornament strip.
As prioritization scheme, high-frequency branch part also comprises that the second high-frequency branch and third high frequency division prop up; One end of the second high-frequency branch is connected respectively branch and is connected with the second low frequency branch with first, and the second high-frequency branch and the second low frequency branch are positioned at same plane; One end that third high frequency division props up is connected respectively branch and is connected with the 3rd low frequency branch with second, and third high frequency division Zhi Yu tri-low frequency branch are positioned at same plane.
As prioritization scheme, high-frequency branch part also comprises the 4th high-frequency branch; One end of the 4th high-frequency branch is connected respectively branch and is connected with the second low frequency branch with first; The 4th high-frequency branch and the second low frequency branch are positioned at same plane, and vertical with the second high-frequency branch.
As prioritization scheme, the second low frequency branch comprises one section of bending cabling.
As prioritization scheme, the first connection branch is connected branch with the connected mode and second of wide metal ornament strip and with the connected mode of wide metal ornament strip is: the mode of the mode that pcb board is connected, the mode that thimble contacts or shell fragment contact.
Compared with prior art, the utlity model has following beneficial effect:
(1) the utility model is applicable to have the mobile terminal of hardware, and under limited space and complex environment, can meet the demand of multiple frequency broad band;
(2) low frequency cabling of the present utility model adopts the cabling mode of loop aerial (Loop); Adopt the cabling of Loop to walk line length with respect to unipole antenna, be suitable for rectangular sheet metal is applied to aerial radiation part, and be unlikely to make cabling long
(3) owing to having adopted the cabling mode of loop aerial, high frequency cabling of the present utility model and parasitic branch can be arranged at the bottom of mobile terminal length direction, the middle part of Width, not too easily directly hold, and have reduced the impact of holding antenna performance; With respect to unipole antenna, can only be arranged at a certain side, further improve the performance of antenna.
Accompanying drawing explanation
Fig. 1 is the structural representation of the metal decoration frame of embodiment 1;
Fig. 2 is the structural representation one of embodiment 1;
Fig. 3 is the structural representation two of embodiment 1;
Fig. 4 is the structural representation three of embodiment 1;
Fig. 5 is the structural representation four of embodiment 1;
Fig. 6 is the return loss schematic diagram of embodiment 1;
Fig. 7 is the structural representation of the metal decoration frame of embodiment 2;
Fig. 8 is the structural representation one of embodiment 2;
Fig. 9 is the structural representation two of embodiment 2;
Figure 10 is the structural representation three of embodiment 2;
Figure 11 is the antenna surrounding environment schematic diagram of embodiment 2;
Figure 12 is the return loss schematic diagram of embodiment 2;
Figure 13 is the structural representation of embodiment 3;
Figure 14 is the structural representation of embodiment 4;
Figure 15 is the structural representation of embodiment 5;
Figure 16 is the structural representation of embodiment 6.
In upper figure, sequence number is: 101-closed metal frame, the wide metal ornament strip of 102-, 103-gap, 104-side metal decoration frame, 300-PCB plate, 500-feed, 501-the first place, 502-first connects branch, 503-second connects branch, 504-the first low frequency branch, 505-the second low frequency branch, 506-the second high-frequency branch, 507-the first high-frequency branch, 508-the 3rd low frequency branch, 509-the 4th low frequency branch, the parasitic branch of 510-first, 511-third high frequency division props up, 512-ground connection branch, 600-the second place, 400-the one PCB add-in card, 401-the 2nd PCB add-in card, 402-loudspeaker, 403-USB interface, 404-motor, 405-microphone.
Embodiment
Below in conjunction with accompanying drawing, in the mode of embodiment, describe the utility model in detail.
embodiment 1:
A kind of multifrequency antenna that is applicable to have metal decoration frame architecture mobile terminal, as shown in Figure 1, this mobile terminal comprises a closed metal frame 101 and a wide metal ornament strip 102 that is positioned at same plane, leaves a gap 103 between closed metal frame 101 and wide metal ornament strip 102.The part of the utility model using this wide metal ornament strip 102 as antenna cabling, in order to realize antenna function, must leave gap 103 between this wide metal ornament strip 102 and closed metal frame 101 and could realize.In the present embodiment, with general mobile phone, be of a size of example, the total length L 1 of mobile terminal is 140mm, and overall width W1 is 70mm; The length of wide metal ornament strip 102 is identical with the overall width W1 of mobile terminal, and width L2 is 9mm; The width in gap 103 is 2mm.For making antenna performance reach optimum, in the present embodiment, wide metal ornament strip 102 is corresponding to the bottom of mobile terminal.
As Figure 2-Figure 5, the multifrequency antenna that is applicable to have metal decoration frame architecture mobile terminal comprises pcb board 300, feed 500, the first place 501, feed cabling part and high frequency spurious portion.
As shown in Figure 4, pcb board 300 is a headroom plate, and is set in parallel in the top of wide metal ornament strip 102; Feed 500 and the first place 501 are all arranged on pcb board 300; Feed cabling part and high frequency spurious portion are arranged on the top of pcb board 300; The size of the size of pcb board 300 and described wide metal ornament strip 102 adapts.Feed 500 and the first place 501 can be arranged on the optional position on pcb board 300, are not limited to the position shown in figure.
Feed cabling partly comprises low frequency branch part and high-frequency branch part.
Low frequency branch partly comprises that the first connection branch 502, second connects branch 503, the first low frequency branch 504, the second low frequency branch 505, the 3rd low frequency branch 508 and the 4th low frequency branch 509.Wherein, the first low frequency branch 504, the second low frequency branch 505 and first connect branch 502 and connect successively, and the first low frequency branch 504 access feeds 500, the first connect branch 502 and are connected with wide metal ornament strip 102; Second connects branch 503, the 3rd low frequency branch 508 and the 4th low frequency branch 509 connects successively, and second connects branch 503 is connected with wide metal ornament strip 102, the 4th low frequency branch 509 access the first places 501.The low frequency branch part is here connected the rear cabling that forms a Loop antenna in feed 500 and the first place 501 with wide metal ornament strip 102, specifically, feed 500 energy feedings, through the first low frequency branch 504, the second low frequency branch 505 and first, connect branch 502 successively, enter wide metal ornament strip 102, again successively through the second connection branch 503, the 3rd low frequency branch 508 and the 4th low frequency branch 509, enter the first place 501, more than be the loop of Loop antenna, and formed thus the frequency multiplication of low-frequency resonant and high frequency.In the present embodiment, as Figure 2-Figure 5, first connects branch 502, second connects branch 503, the first low frequency branch 504 and the 4th low frequency branch 509 perpendicular to wide metal ornament strip 102; The second low frequency branch 505 and the 3rd low frequency branch 508 are parallel to wide metal ornament strip 102, and are positioned at same plane; And first connects branch 502, the second connection branch 503, the first low frequency branch 504, the second low frequency branch 505, the 3rd low frequency branch 508 and the 4th low frequency branch 509 is straight line cabling.The position of the low frequency branch part shown in Fig. 2-Fig. 5 and cabling, only for for example, are not limited to this, can adjust according to actual antennas environment.
High-frequency branch partly comprises that the first high-frequency branch 507, the second high-frequency branch 506 and third high frequency division prop up 511.One end of the first high-frequency branch 507 is connected with the second low frequency branch 505 with the first low frequency branch 504 respectively.High frequency spurious portion comprises that the position of the first parasitic branch 510 of parasitic branch 510, the first is corresponding with the first high-frequency branch 507.For saving antenna space, in the present embodiment, the first parasitic branch 510 is via the 4th low frequency branch 509 access the first places 501.The first parasitic branch 510 and the first high-frequency branch 507 parasitisms form a plurality of resonance, realize the wideband of high frequency.
As shown in Figure 1, the first high-frequency branch 507 and the first parasitic branch 510 are parallel to wide metal ornament strip 102, and are positioned at same plane.In order to promote the effect of high frequency parasitism, in the present embodiment, the downward side of stretching out of a side direction of the first parasitic branch 510, this lateral vertical is in wide metal ornament strip 102, but be not limited to this, can not extend this side, only use the top surface area of the first parasitic branch 510.
For preventing from holding the impact of mobile terminal on antenna performance, as Figure 2-Figure 5, in the present embodiment, the first parasitic branch 510 and the first high-frequency branch 507 are positioned at the top at the middle part of wide metal ornament strip 102 length directions.What the first parasitic branch 510 and the first high-frequency branch 507 adopted in the present embodiment is straight line cabling, but is not limited to this, also can adopt as required all kinds of bending cablings.
One end of the second high-frequency branch 506 is connected respectively branch 502 and is connected with the second low frequency branch 505 with first, and the second high-frequency branch 506 and the second low frequency branch 505 are positioned on same plane, same straight line; Third high frequency division props up one end of 511 and is connected respectively branch 503 with second and is connected with the 3rd low frequency branch 508, and third high frequency division props up the 511 and the 3rd low frequency branch 508 and is positioned on same plane, same straight line.The second high-frequency branch 506 and third high frequency division prop up 511 for finely tuning the resonance of high frequency.
The utility model is connected branch 503 and is not restricted with the connected mode of wide metal ornament strip 102 with the connected mode and second of wide metal ornament strip 102 to the first connection branch 502, this connected mode can be: the mode of the mode that pcb board is connected, thimble contact or the mode of shell fragment contact.
The antenna performance of the present embodiment is as shown in Fig. 6 and table 1:
Table 1 embodiment 1 return loss
| Frequency (Mhz) | Efficiency | Frequency (Mhz) | Efficiency |
| 824 | 66% | 1710 | 39% |
| 836 | 71% | 1747 | 46% |
| 849 | 68% | 1785 | 50% |
| 869 | 63% | 1805 | 57% |
| 880 | 46% | 1850 | 61% |
| 894 | 43% | 1880 | 71% |
| 915 | 41% | 1910 | 71% |
| 925 | 39% | 1930 | 72% |
| 943 | 34% | 1960 | 74% |
| 960 | 32% | 1990 | 74% |
| Average efficiency | 50% | 2110 | 58% |
| ? | ? | 2140 | 55% |
| ? | ? | 2170 | 47% |
| ? | ? | Average efficiency | 60% |
The efficiency of the present embodiment is as shown in table 2:
Table 2 embodiment 1 efficiency
| Frequency (Mhz) | 824 | 960 | 1710 | 2170 |
| Return loss (dB) | -12 | -9 | -14 | -6 |
Antenna performance and efficiency by the present embodiment can obtain, and embodiment 1 can effectively realize the covering of 824Mhz-960Mhz and 1710Mhz-2170Mhz frequency range.
embodiment 2:
As shown in Figure 7, the metal finishing mount structure of the mobile terminal in the present embodiment is more more complicated than embodiment 1, the surrounding of mobile terminal is also enclosed with a circle side metal decoration frame 104, this side metal decoration frame 104 is vertical with wide metal ornament strip 102, this side metal decoration frame 104 is equipped with opening corresponding to the place, two ends in gap 103, and this side metal decoration frame 104 makes antenna environment more severe.
As Figure 8-Figure 10, the difference of the present embodiment and embodiment 1 is: (1) this multifrequency antenna also comprises that 600, the second places 600, the second place are arranged on pcb board 300, and the first parasitic branch 510 is by ground connection branch 512 access second places 600; Be the first parasitic branch 510 and draw specially each independent place, make like this position arrangement of the first parasitic branch 510 more flexible.(2) high frequency due to the first parasitic branch 510 and the first high-frequency branch 507 parasitic generations can meet antenna requirements, and in the present embodiment, the second high-frequency branch 506 and the third high frequency division removed in embodiment 1 prop up 511.The other technologies feature of the present embodiment is substantially the same manner as Example 1, does not repeat them here.
The space that the multifrequency antenna that the present embodiment provides takies is less, be applicable to the situation of antenna surrounding environment complexity, as shown in figure 11, antenna has sufficient space layout to comprise the equipment such as a PCB add-in card 400, the 2nd PCB add-in card 401, loudspeaker 402, USB interface 403, motor 404 and microphone 405 around.
The antenna performance of the present embodiment is as shown in Figure 12 and table 3:
Table 3 embodiment 2 return losses
| Frequency (Mhz) | 824 | 960 | 1710 | 2170 |
| Return loss (dB) | -5 | -4 | -7 | -7 |
The efficiency of the present embodiment is as shown in table 4:
Table 4 embodiment 2 efficiency
| Frequency (Mhz) | Efficiency | Frequency (Mhz) | Efficiency |
| 824 | 36% | 1710 | 41% |
| 836 | 38% | 1748 | 50% |
| 849 | 39% | 1785 | 53% |
| 869 | 42% | 1805 | 53% |
| 880 | 43% | 1850 | 51% |
| 894 | 45% | 1880 | 49% |
| 915 | 42% | 1910 | 48% |
| 925 | 45% | 1930 | 46% |
| 960 | 32% | 1960 | 44% |
| Average efficiency | 41% | 1990 | 47% |
| ? | ? | 2110 | 45% |
| ? | ? | 2140 | 44% |
| ? | ? | 2170 | 41% |
| ? | ? | Average efficiency | 47% |
Antenna performance and efficiency by the present embodiment can obtain, although with respect to embodiment 1, mobile terminal surrounding is provided with a circle side metal decoration frame 104, this side metal decoration frame 104 can produce and disturb antenna performance, make antenna environment more severe, but embodiment 2 still can effectively realize the covering of 824Mhz-960Mhz and 1710Mhz-2170Mhz frequency range.
embodiment 3:
As shown in figure 13, the difference of the present embodiment and embodiment 1 is: the downward side of stretching out of a side direction of the first high-frequency branch 507, and lateral vertical is in wide metal ornament strip 102; And the first parasitic branch 510 extends a side no longer downwards, the first 510, parasitic branch is used top surface area.In the structure of the parasitic high frequency of antenna, the present embodiment is the distortion with respect to embodiment 1, but the utility model is not limited to both of these case, in the situation that meeting antenna performance needs, also can the first high-frequency branch 507 and the first parasitic branch 510 all only adopt top surface area, do not extend a side; Also can as required, the first high-frequency branch 507 and the first parasitic branch 510 all be extended to a side.The other technologies feature of the present embodiment is substantially the same manner as Example 1, does not repeat them here.
embodiment 4:
As shown in figure 14, the difference of the present embodiment and embodiment 1 is: the second low frequency branch 505 comprises one section of bending cabling.Adopt bending cabling for regulating the track lengths of low frequency branch part, can suitably turn down the resonance of high frequency simultaneously.The other technologies feature of the present embodiment is substantially the same manner as Example 1, does not repeat them here.
embodiment 5:
As shown in figure 15, the difference of the present embodiment and embodiment 1 is: high-frequency branch part also comprises the 4th high-frequency branch 540; One end of the 4th high-frequency branch 540 is connected respectively branch 502 and is connected with the second low frequency branch 505 with first; The 4th high-frequency branch 540 and the second low frequency branch 505 are positioned at same plane, and vertical with the second high-frequency branch 506.Added in the present embodiment the 4th high-frequency branch 540, for finely tuning the resonance of high frequency.The other technologies feature of the present embodiment is substantially the same manner as Example 1, does not repeat them here.
embodiment 6:
As shown in figure 16, the difference of the present embodiment and embodiment 2 is: the second low frequency branch 505 comprises one section of bending cabling, and the position in feed 500 and the second place 600 slightly changes.The present embodiment is a kind of distortion with respect to embodiment 2, and can realize technique effect substantially the same manner as Example 2.The other technologies feature of the present embodiment is substantially the same manner as Example 2, does not repeat them here.
Disclosed is above only several specific embodiments of the application, but the not limited thereto the changes that any person skilled in the art can think of of the application all should drop in the application's protection range.
Claims (12)
1. a multifrequency antenna that is applicable to have metal decoration frame architecture mobile terminal, is characterized in that,
Described mobile terminal comprises a closed metal frame (101) and a wide metal ornament strip (102) that is positioned at same plane, between described closed metal frame (101) and described wide metal ornament strip (102), leaves a gap (103);
The described multifrequency antenna that is applicable to have metal decoration frame architecture mobile terminal comprises pcb board (300), feed (500), the first place (501), feed cabling part and high frequency spurious portion; Described pcb board (300) is a headroom plate, and is set in parallel in the top of described wide metal ornament strip (102); Described feed (500) and described the first place (501) are all arranged on described pcb board (300); Described feed cabling part and described high frequency spurious portion are arranged on the top of described pcb board (300);
Described feed cabling partly comprises low frequency branch part and high-frequency branch part; Described low frequency branch partly comprises that the first connection branch (502), second connects branch (503), the first low frequency branch (504), the second low frequency branch (505), the 3rd low frequency branch (508) and the 4th low frequency branch (509); Wherein, described the first low frequency branch (504), described the second low frequency branch (505) and described first connect branch (502) and connect successively, described the first low frequency branch (504) accesses described feed (500), and described first connects branch (502) is connected with described wide metal ornament strip (102); Described second connects branch (503), described the 3rd low frequency branch (508) and described the 4th low frequency branch (509) connects successively, described second connects branch (503) is connected with described wide metal ornament strip (102), and described the 4th low frequency branch (509) accesses described the first place (501); Described high-frequency branch partly comprises the first high-frequency branch (507), and one end of described the first high-frequency branch (507) is connected with described the second low frequency branch (505) with described the first low frequency branch (504) respectively;
Described high frequency spurious portion comprises the first parasitic branch (510), and the position of described the first parasitic branch (510) is corresponding with described the first high-frequency branch (507).
2. a kind of multifrequency antenna that is applicable to have metal decoration frame architecture mobile terminal according to claim 1, is characterized in that, described wide metal ornament strip (102) is corresponding to the bottom of described mobile terminal.
3. a kind of multifrequency antenna that is applicable to have metal decoration frame architecture mobile terminal according to claim 2, it is characterized in that, described the first parasitic branch (510) and described the first high-frequency branch (507) are positioned at the top at the middle part of described wide metal ornament strip (102) length direction.
4. a kind of multifrequency antenna that is applicable to have metal decoration frame architecture mobile terminal according to claim 1, is characterized in that, described the first parasitic branch (510) accesses described the first place (501) via described the 4th low frequency branch (509).
5. a kind of multifrequency antenna that is applicable to have metal decoration frame architecture mobile terminal according to claim 1, it is characterized in that, also comprise the second place (600), it is upper that described the second place (600) is arranged on described pcb board (300), and described the first parasitic branch (510) accesses described the second place (600).
6. a kind of multifrequency antenna that is applicable to have metal decoration frame architecture mobile terminal according to claim 1, it is characterized in that, described first connects branch (502), described second connects branch (503), described the first low frequency branch (504) and described the 4th low frequency branch (509) perpendicular to described wide metal ornament strip (102); Described the second low frequency branch (505), described the 3rd low frequency branch (508), described the first high-frequency branch (507) and described the first parasitic branch (510) are parallel to described wide metal ornament strip (102), and are positioned at same plane.
7. a kind of multifrequency antenna that is applicable to have metal decoration frame architecture mobile terminal according to claim 6, it is characterized in that, the downward side of stretching out of one side direction of described the first parasitic branch (510), described lateral vertical is in described wide metal ornament strip (102).
8. according to a kind of multifrequency antenna that is applicable to have metal decoration frame architecture mobile terminal described in claim 6 or 7, it is characterized in that, the downward side of stretching out of one side direction of described the first high-frequency branch (507), described lateral vertical is in described wide metal ornament strip (102).
9. a kind of multifrequency antenna that is applicable to have metal decoration frame architecture mobile terminal according to claim 1, is characterized in that, described high-frequency branch part also comprises that the second high-frequency branch (506) and third high frequency division prop up (511); One end of described the second high-frequency branch (506) is connected respectively branch (502) and is connected with described the second low frequency branch (505) with described first, and described the second high-frequency branch (506) is positioned at same plane with described the second low frequency branch (505); One end that described third high frequency division props up (511) is connected respectively branch (503) and is connected with described the 3rd low frequency branch (508) with described second, and described third high frequency division props up (511) and is positioned at same plane with described the 3rd low frequency branch (508).
10. a kind of multifrequency antenna that is applicable to have metal decoration frame architecture mobile terminal according to claim 9, is characterized in that, described high-frequency branch part also comprises the 4th high-frequency branch (540); One end of described the 4th high-frequency branch (540) is connected respectively branch (502) and is connected with described the second low frequency branch (505) with described first; Described the 4th high-frequency branch (540) is positioned at same plane with described the second low frequency branch (505), and vertical with described the second high-frequency branch (506).
11. a kind of multifrequency antennas that are applicable to have metal decoration frame architecture mobile terminal according to claim 1, is characterized in that, described the second low frequency branch (505) comprises one section of bending cabling.
12. a kind of multifrequency antennas that are applicable to have metal decoration frame architecture mobile terminal according to claim 1, it is characterized in that, described the first connection branch (502) is connected branch (503) with the connected mode and described second of described wide metal ornament strip (102) and with the connected mode of described wide metal ornament strip (102) is: the mode of the mode that pcb board is connected, the mode that thimble contacts or shell fragment contact.
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| CN104584324A (en) * | 2014-03-28 | 2015-04-29 | 华为终端有限公司 | Structure integrating metallic housing with antenna of electronic device |
| CN104064866B (en) * | 2014-05-26 | 2018-08-17 | 普尔思（苏州）无线通讯产品有限公司 | Applied to the antenna structure of mobile phole simultaneously with becket and all-metal rear shell |
| CN104064866A (en) * | 2014-05-26 | 2014-09-24 | 普尔思（苏州）无线通讯产品有限公司 | Antenna structure applied to mobile phone with metal rings and all-metal rear housing |
| CN104089203A (en) * | 2014-07-02 | 2014-10-08 | 浙江生辉照明有限公司 | LED lighting equipment and antenna configuration method of LED lighting equipment |
| CN105307432A (en) * | 2014-07-25 | 2016-02-03 | 联想(北京)有限公司 | Electronic device and manufacturing method thereof |
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| CN104638343B (en) * | 2015-01-22 | 2017-10-17 | 讯创(天津)电子有限公司 | The antenna assembly of all-metal construction electronic equipment |
| CN106252874A (en) * | 2015-06-12 | 2016-12-21 | 索尼移动通信株式会社 | Combined antenna |
| CN106816709A (en) * | 2015-12-01 | 2017-06-09 | 西安中兴新软件有限责任公司 | A kind of all channel antenna based on shell after metal |
| WO2017092157A1 (en) * | 2015-12-01 | 2017-06-08 | 西安中兴新软件有限责任公司 | Broadband antenna based on metal rear cover |
| CN105390804B (en) * | 2015-12-09 | 2017-12-19 | 广东欧珀移动通信有限公司 | A kind of multi-mode slot antenna and mobile terminal |
| CN105390804A (en) * | 2015-12-09 | 2016-03-09 | 广东欧珀移动通信有限公司 | Multi-mode slot antenna and mobile terminal |
| CN105576371A (en) * | 2016-02-29 | 2016-05-11 | 广东小天才科技有限公司 | Mobile terminal and antenna grounding structure thereof |
| CN106329062A (en) * | 2016-09-30 | 2017-01-11 | 努比亚技术有限公司 | Multi-frequency antenna structure and electronic device |
| CN108963433A (en) * | 2017-05-23 | 2018-12-07 | 深圳富泰宏精密工业有限公司 | Antenna structure and wireless communication device with the antenna structure |
| CN110635225A (en) * | 2018-06-21 | 2019-12-31 | 深圳富泰宏精密工业有限公司 | Antenna structure and touch control pen with same |
| CN110635225B (en) * | 2018-06-21 | 2021-02-05 | 深圳富泰宏精密工业有限公司 | Antenna structure and touch control pen with same |
| US11023056B2 (en) | 2018-06-21 | 2021-06-01 | Chiun Mai Communication Systems, Inc. | Antenna structure and stylus using same |
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