CN203386895U - Multi-frequency band mobile phone antenna based on metal ring - Google Patents
Multi-frequency band mobile phone antenna based on metal ring Download PDFInfo
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- CN203386895U CN203386895U CN201320394117.3U CN201320394117U CN203386895U CN 203386895 U CN203386895 U CN 203386895U CN 201320394117 U CN201320394117 U CN 201320394117U CN 203386895 U CN203386895 U CN 203386895U
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Abstract
The utility model discloses a multi-frequency band mobile phone antenna based on a metal ring. The multi-frequency band mobile phone antenna based on the metal ring comprises a body, the metal ring, an in-feed member, a first monopole antenna, a second monopole antenna and a coupling in-feed ring antenna. The body is internally provided with an accommodating cavity. The metal ring is arranged on one of a front surface and a circumferential surface of the body. The bottom part of the metal ring is provided with a notch. The metal ring is provided with a first grounding point. The in-feed member is arranged on an antenna support and provided with an in-feed point. One end of the first monopole antenna is connected with the in-feed member, and the other end of the first monopole antenna is connected with the second monopole antenna. The first monopole antenna is arranged on the antenna support. The second monopole antenna is arranged on one of the front surface and the circumferential surface. The second monopole antenna is arranged on the notch and is separated from the metal ring. The coupling in-feed ring antenna performs coupling in-feed via the in-feed member. The coupling in-feed ring antenna is arranged on the antenna support and connected with the metal ring. The multi-frequency band mobile phone antenna based on the metal ring has advantages of being high in conversation quality, etc.
Description
Technical field
The utility model relates to a kind of multi-frequency band mobile phone antenna based on becket.
Background technology
Profile is more attractive in appearance, fashion in order to make for existing mobile phone, and becket can be set on body.There is the poor defect of speech quality in the existing mobile phone with becket.
The utility model content
The utility model is intended at least solve one of technical problem existed in prior art.For this reason, a purpose of the present utility model is to propose a kind of multi-frequency band mobile phone antenna based on becket.
To achieve these goals, according to the utility model proposes a kind of multi-frequency band mobile phone antenna based on becket, the described multi-frequency band mobile phone antenna based on becket comprises: body has container cavity in described body; Antenna holder, described antenna holder is located in described container cavity; Becket, of being located in the front surface of described body and side face of described becket is upper, and the bottom of described becket has breach, and described becket has the first earth point; Fed element, described fed element is located on described antenna holder, and described fed element has distributing point; The first unipole antenna and the second unipole antenna, one end of described the first unipole antenna is connected with described fed element and the other end is connected with described the second unipole antenna, wherein said the first unipole antenna is located on described antenna holder, described the second unipole antenna is located on described in described front surface and described side face, and described the second unipole antenna is positioned at described indentation, there and spaced apart with described becket; And, by the be coupled coupling electric feedback ring antenna of feed of described fed element, described coupling electric feedback ring antenna is located on described antenna holder and with described becket and is connected.
Because the bottom of described becket is provided with described breach, therefore be located at described second unipole antenna of described indentation, there and the bottom that the gap between described becket (two gaps are arranged between described the second unipole antenna and described becket) also is positioned at described becket.The user is in when conversation like this, and user's hand can not cover the gap between described the second unipole antenna and described becket, thereby can not make the antenna system of described mobile phone " short circuit ", can not affect the speech quality of described mobile phone.Therefore, there is the speech quality advantages of higher according to the multi-frequency band mobile phone antenna based on becket of the present utility model.
In addition, according to the utility model, above-mentioned portable set can also have following additional technical feature:
Described body comprises fore shell and is located at the back cover on described fore shell, limit described container cavity between described fore shell and described back cover, wherein said back cover has the metal section be made of metal, described metal section and described antenna holder interval preset distance on above-below direction, described preset distance is greater than 0 and be less than or equal to 1 millimeter.By making described back cover there is described metal section, thereby can make described mobile phone more attractive in appearance.
1/4 wavelength of the first resonance frequency R1 that the tie point that length between the tie point of described coupling electric feedback ring antenna and described becket and described the first earth point and the length sum of described coupling electric feedback ring antenna are described coupling electric feedback ring antenna and described becket and the part between described the first earth point and described coupling electric feedback ring antenna produce, 1/4 wavelength of the second resonance frequency R2 that the length sum of the length of described the first unipole antenna and described the second unipole antenna is described the first unipole antenna and described the second unipole antenna generation.
The contribution sum of the first resonance frequency R1 and the second resonance frequency R2 can make described mobile phone in low band (LTE700/GSM850/900) work, and the antenna system of described mobile phone is supported low band.
Except producing the first resonance frequency R1, the part between the tie point of described coupling electric feedback ring antenna and described becket and described the first earth point and described coupling electric feedback ring antenna can also produce the 3rd resonance frequency R3.
Except producing the second resonance frequency R2, described the first unipole antenna and described the second unipole antenna can also produce the 4th resonance frequency R4.
1/4 wavelength of the 5th resonance frequency R5 that the length of described fed element is described fed element generation.
The contribution sum of the 3rd resonance frequency R3, the 4th resonance frequency R4 and the 5th resonance frequency R5 can make described mobile phone in high band (GSM1800/1900/UMTS/LTE2300/2500) work, and the antenna system of described mobile phone is supported high band.
Described becket has for controlling the second earth point of the impedance be complementary with the resonance produced by described the first unipole antenna and described the second unipole antenna.
The described multi-frequency band mobile phone antenna based on becket also comprises loud speaker, and described loud speaker is located on described antenna holder, and the part relative with described loud speaker on above-below direction of described the first unipole antenna is close to the lower edge of described antenna holder.Not only can increase thus the function of described mobile phone, and can avoid described loud speaker to produce and disturb described the first unipole antenna, can avoid described loud speaker to produce interference to the antenna system of described mobile phone, eliminate the impact of described loud speaker on the performance of the antenna system of described mobile phone.
Described antenna holder is provided with the first installation cavity, and the lower end of described the first installation cavity is opened wide, and described loud speaker is located in described the first installation cavity.Thus can be more easily, firmly described loud speaker is arranged on described antenna holder.
The other end of described the first unipole antenna is connected with an end of described the second unipole antenna.Can make thus the structure of described mobile phone more succinct, reasonable.
Additional aspect of the present utility model and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
The accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage are from obviously and easily understanding becoming the description of embodiment in conjunction with following accompanying drawing, wherein:
Fig. 1 is the partial structurtes schematic diagram according to the mobile phone of the utility model embodiment;
Fig. 2 is the partial structurtes schematic diagram based on side face becket mobile phone according to the utility model embodiment;
Fig. 3 is the partial structurtes schematic diagram based on front surface becket mobile phone according to the utility model embodiment;
Fig. 4 is the partial structurtes schematic diagram according to the mobile phone that comprises USB and loud speaker of the utility model embodiment;
Fig. 5 is the fundamental diagram to the contribution of S parameter according to the different antennae branch of the multi-frequency band mobile phone antenna based on becket of the utility model embodiment;
Fig. 6 is the actual measurement S Parameter Map according to the multi-frequency band mobile phone antenna based on becket of the utility model embodiment;
Fig. 7 is the actual measurement antenna efficiency figure when the low band according to the multi-frequency band mobile phone antenna based on becket of the utility model embodiment;
Fig. 8 is the actual measurement antenna efficiency figure when the high band according to the multi-frequency band mobile phone antenna based on becket of the utility model embodiment.
Embodiment
Below describe embodiment of the present utility model in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label means same or similar element or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, only for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " vertically ", " laterally ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of indications such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second " be only for describing purpose, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the present utility model, except as otherwise noted, the implication of " a plurality of " is two or more.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be done broad understanding, for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be also to be electrically connected to; Can be directly to be connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand the concrete meaning of above-mentioned term in the utility model.
Below with reference to Fig. 1-Fig. 4, the multi-frequency band mobile phone antenna 10 based on becket according to the utility model embodiment is described.As Figure 1-Figure 4, comprise body, antenna holder 200, becket 300, fed element 400, the first unipole antenna 510, the second unipole antenna 520 and coupling electric feedback ring antenna 600 according to the multi-frequency band mobile phone antenna 10 based on becket of the utility model embodiment.
Have container cavity in described body, antenna holder 200 is located in described container cavity.One of being located in the front surface of described body and side face of becket 300 is upper, and the bottom 310 of becket 300 has breach, and becket 300 has the first earth point 320.Fed element 400 is located on antenna holder 200, and fed element 400 has distributing point.One end of the first unipole antenna 510 is connected with fed element 400 and the other end of the first unipole antenna 510 is connected with the second unipole antenna 520, wherein the first unipole antenna 510 is located on antenna holder 200, the second unipole antenna 520 is located on described in described front surface and described side face, and the second unipole antenna 520 is positioned at described indentation, there and the second unipole antenna 520 is spaced apart with becket 300.By the be coupled coupling electric feedback ring antenna 600 of feed of fed element 400, coupling electric feedback ring antenna 600 is located on antenna holder 200 and coupling electric feedback ring antenna 600 is connected with becket 300.
In other words, when becket 300 is located on described front surface, the second unipole antenna 520 also is located on described front surface.When becket 300 is located on described side face, the second unipole antenna 520 also is located on described side face.
Wherein, the antenna system of mobile phone comprises fed element 400, the first unipole antenna 510, the second unipole antenna 520, coupling electric feedback ring antenna 600 and coupling electric feedback ring antenna 600 and the tie point of becket 300 and the part between the first earth point 320.The first unipole antenna 510 and the second unipole antenna 520 can form unipole antenna.Fed element 400 is the A part, and the first unipole antenna 510 and the second unipole antenna 520 are the B part, and coupling electric feedback ring antenna 600 and coupling electric feedback ring antenna 600 and the tie point of becket 300 and the part between the first earth point 320 are the C part.Fig. 5 is A part, B part and the C part schematic diagram to the contribution of antenna S parameter.
Because the bottom 310 of becket 300 is provided with described breach, therefore is located between the second unipole antenna 520 of described indentation, there and gap 311(the second unipole antenna 520 between becket 300 and becket 300 two gaps 311 arranged) also be positioned at the bottom 310 of becket 300.The user is when conversation like this, and user's hand can not cover the gap 311 between the second unipole antenna 520 and becket 300, thereby can not make the antenna system " short circuit " of described mobile phone, can not affect the speech quality of described mobile phone.Therefore, there is the speech quality advantages of higher according to the multi-frequency band mobile phone antenna 10 based on becket of the utility model embodiment.
As shown in Figure 3, in embodiment more of the present utility model, described body can comprise fore shell and be located at the back cover on described fore shell, between described fore shell and described back cover, can limit described container cavity.Wherein, described back cover can have the metal section 100 be made of metal, and metal section 100 and antenna holder 200 can the interval preset distances on above-below direction, and described preset distance can be greater than 0 and be less than or equal to 1 millimeter.Wherein, above-below direction is as shown in the arrow D in Fig. 1-Fig. 4, and fore-and-aft direction is as shown in the arrow E in Fig. 1-Fig. 4.In other words, described mobile phone can be the mobile phone with metal back cover.In this technical field of mobile phone, if the major part of the back cover of mobile phone is made of metal, just can say that this mobile phone has the metal back cover.By making described back cover there is metal section 100, thereby can make described mobile phone more attractive in appearance.
Fig. 6 has metal section 100 and there is no metal section 100 according to the multi-frequency band mobile phone antenna 10(based on becket of the utility model embodiment) actual measurement S Parameter Map.Fig. 7 has metal section 100 and there is no metal section 100 according to the multi-frequency band mobile phone antenna 10(based on becket of the utility model embodiment) actual measurement antenna efficiency figure when low band.Fig. 8 has metal section 100 and there is no metal section 100 according to the multi-frequency band mobile phone antenna 10(based on becket of the utility model embodiment) actual measurement antenna efficiency figure when high band.By Fig. 6-Fig. 8, can be found out, at low band (practical frequency is 684MHz-977MHz), high band (frequency is 1710MHz-2690MHz) and GPS wave band (1.575GHz), according to the multi-frequency band mobile phone antenna 10(based on becket of the utility model embodiment, there is metal section 100) S11, return loss (in the 6dB level) and antenna efficiency and S11, return loss (in the 6dB level) and the antenna efficiency of existing mobile phone (there is no metal section 100) basic identical.That is to say, also insensitive according to 10 pairs of metal sections of the multi-frequency band mobile phone antenna based on becket 100 of the utility model embodiment, metal section 100 can not affect the performance of the multi-frequency band mobile phone antenna 10 based on becket.Can be found out by Fig. 7 and Fig. 8, according to the multi-frequency band mobile phone antenna 10 based on becket of the utility model embodiment, all can reach the antenna efficiency that surpasses 50% at above-mentioned wave band.Therefore, the multi-frequency band mobile phone antenna 10 based on becket has good antenna performance (for example return loss, antenna efficiency).
In examples more of the present utility model, the tie point of coupling electric feedback ring antenna 600 and becket 300 can be the tie point of coupling electric feedback ring antenna 600 and becket 300 and the about 0.7GHz of the first resonance frequency R1(of the part between the first earth point 320 and 600 generations of coupling electric feedback ring antenna with the length sum of the length between the first earth point 320 and coupling electric feedback ring antenna 600) 1/4 wavelength, the length sum of the length of the first unipole antenna 510 and the second unipole antenna 520 can be the about 0.98GHz of the second resonance frequency R2(of the first unipole antenna 510 and the second unipole antenna 520 generations) 1/4 wavelength.In other words, the length of the part that belongs to antenna system of becket 300 is 1/4 wavelength of the first resonance frequency R1 with the length sum of coupling electric feedback ring antenna 600.
Except producing the first resonance frequency R1, the tie point of coupling electric feedback ring antenna 600 and becket 300 and the part between the first earth point 320 and coupling electric feedback ring antenna 600 can also produce the about 1.7GHz of the 3rd resonance frequency R3().
Except producing the second resonance frequency R2, the first unipole antenna 510 and the second unipole antenna 520 can also produce the about 2.2GHz of the 4th resonance frequency R4().
The length of fed element 400 can be the about 2.6GHz of the 5th resonance frequency R5(that fed element 400 produces) 1/4 wavelength.
Fig. 5 is the S Parameter Map according to the multi-frequency band mobile phone antenna 10 based on becket of the utility model embodiment.Wherein, the about 2.6GHz of the 5th resonance frequency R5() the main A by antenna system partly produces, the about 0.98GHz of the second resonance frequency R2() and the about 2.2GHz of the 4th resonance frequency R4() mainly the B by antenna system partly produce, the about 0.7GHz of the first resonance frequency R1() and the about 1.7GHz of the 3rd resonance frequency R3() the main C by antenna system partly produces.The first resonance frequency R1 is by tie point and the part between the first earth point 320 and 600 controls of coupling electric feedback ring antenna of coupling electric feedback ring antenna 600 and the becket 300 of becket 300, and the length of the electric feedback ring antenna 600 that simultaneously is coupled can be controlled the 3rd resonance frequency R3 effectively.The contribution sum of the first resonance frequency R1 and the second resonance frequency R2 can make described mobile phone in low band (LTE700/GSM850/900, frequency is 698MHz-960MHz) work, and the multi-frequency band mobile phone antenna based on becket 10 is supported low band.The contribution sum of the 3rd resonance frequency R3, the 4th resonance frequency R4 and the 5th resonance frequency R5 can make multi-frequency band mobile phone antenna 10 based on becket at high band (GSM1800/1900/UMTS/LTE2300/2500, frequency is 1710MHz-2690MHz) work, the multi-frequency band mobile phone antenna 10 based on becket is supported high band simultaneously.
As shown in Figure 1, Figure 2 and Figure 4, advantageously, the other end of the first unipole antenna 510 can be connected with an end of the second unipole antenna 520.Can make thus the structure of the multi-frequency band mobile phone antenna 10 based on becket more succinct, reasonable.
In a concrete example of the present utility model, by the be coupled length of electric feedback ring antenna 600 of change, can change tuned frequency R3.Particularly if comprise the GPS wave band, can be adjusted to GPS wave band (frequency is 1.575GHz) to the 3rd resonance frequency R3 from 1.7GHz by the be coupled length of electric feedback ring antenna 600 of change so.That is to say, finely tuned by adjusting the 3rd resonance frequency R3 that the length of electric feedback ring antenna 600 can produce coupling electric feedback ring antenna 600 that is coupled.Can make thus the multi-frequency band mobile phone antenna 10 based on becket work at GPS wave band (frequency is 1.575GHz), the multi-frequency band mobile phone antenna based on becket 10 is supported the GPS wave bands.By Fig. 6 and Fig. 8, can be found out, the multi-frequency band mobile phone antenna 10 based on becket is more than or equal to 50%(in the 6dB level in the return loss of GPS wave band (frequency is 1.575GHz)), antenna efficiency is greater than 70%.
As shown in Figure 1, in an embodiment of the present utility model, becket 300 has for controlling the second earth point 330 of the impedance be complementary with the resonance produced by the first unipole antenna 510 and the second unipole antenna 520.
In embodiment more of the present utility model, as shown in Figure 4, described mobile phone can also comprise loud speaker 700, and loud speaker 700 can be located on antenna holder 200, the lower edge that the part relative with loud speaker 700 on above-below direction of the first unipole antenna 510 can adjacent antennas support 200.Not only can increase thus the function of described mobile phone, and can avoid 700 pairs of the first unipole antennas 510 of loud speaker to produce and disturb, can avoid the antenna system of 700 pairs of described mobile phones of loud speaker to produce interference, eliminate the impact of loud speaker 700 on the performance of the antenna system of described mobile phone.
Particularly, the first unipole antenna 510 can be located on the rear surface of antenna holder 500, the lower edge of the rear surface that the part relative with loud speaker 700 on above-below direction of the first unipole antenna 510 can adjacent antennas support 200.In other words, the lower surface that the part relative with loud speaker 700 on above-below direction of the first unipole antenna 510 can adjacent antennas support 200.Advantageously, the part relative with loud speaker 700 on above-below direction of the first unipole antenna 510 and loud speaker 700 2 millimeters-3 millimeters, interval on above-below direction.
In an embodiment of the present utility model, can be provided with the first installation cavity on antenna holder 500, the lower end of described the first installation cavity can be opened wide, and loud speaker 700 can be located in described the first installation cavity.Thus can be more easily, firmly loud speaker 700 is arranged on antenna holder 500.
As shown in Figure 4, of the present utility model one concrete in, becket 300 can be located on the side face of described body, described mobile phone can also comprise USB800, can be provided with the second installation cavity on antenna holder 500, described antenna holder is provided with installation cavity, and the lower end of described the second installation cavity can be opened wide, and USB800 can be located in described the second installation cavity and stretch to the outside of described mobile phone from the becket of becket 300 side faces.If the height of the becket of side face is just suitable with the thickness (about 3mm) of USB, that gap for antenna function that close the USB800 in two gaps 311 exports can the replacement of the opening on becket 300 by USB800.Can reduce to one to 311 gaps, two gaps for antenna on becket 300 thus, thereby make in the situation that not affect the appearance design of antenna performance gap 311 beckets more succinct.
In the description of this specification, the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the characteristics of this embodiment or example description.In this manual, the schematic statement of above-mentioned term not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or characteristics can be with suitable mode combinations in any one or more embodiment or example.
Although illustrated and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: in the situation that do not break away from principle of the present utility model and aim can be carried out multiple variation, modification, replacement and modification to these embodiment, scope of the present utility model is limited by claim and equivalent thereof.
Claims (8)
1. the multi-frequency band mobile phone antenna based on becket, is characterized in that, comprising:
Body, have container cavity in described body;
Antenna holder, described antenna holder is located in described container cavity;
Becket, of being located in the front surface of described body and side face of described becket is upper, and the bottom of described becket has breach, and described becket has the first earth point;
Fed element, described fed element is located on described antenna holder, and described fed element has distributing point;
The first unipole antenna and the second unipole antenna, one end of described the first unipole antenna is connected with described fed element and the other end is connected with described the second unipole antenna, wherein said the first unipole antenna is located on described antenna holder, described the second unipole antenna is located on described in described front surface and described side face, and described the second unipole antenna is positioned at described indentation, there and spaced apart with described becket; And
By the be coupled coupling electric feedback ring antenna of feed of described fed element, described coupling electric feedback ring antenna is located on described antenna holder and with described becket and is connected.
2. the multi-frequency band mobile phone antenna based on becket according to claim 1, it is characterized in that, described body comprises fore shell and is located at the back cover on described fore shell, limit described container cavity between described fore shell and described back cover, wherein said back cover has the metal section be made of metal, described metal section and described antenna holder interval preset distance on above-below direction, described preset distance is greater than 0 and be less than or equal to 1 millimeter.
3. the multi-frequency band mobile phone antenna based on becket according to claim 1, it is characterized in that, 1/4 wavelength of the first resonance frequency R1 that the tie point that length between the tie point of described coupling electric feedback ring antenna and described becket and described the first earth point and the length sum of described coupling electric feedback ring antenna are described coupling electric feedback ring antenna and described becket and the part between described the first earth point and described coupling electric feedback ring antenna produce, 1/4 wavelength of the second resonance frequency R2 that the length sum of the length of described the first unipole antenna and described the second unipole antenna is described the first unipole antenna and described the second unipole antenna generation.
4. the multi-frequency band mobile phone antenna based on becket according to claim 3, is characterized in that, 1/4 wavelength of the 5th resonance frequency R5 that the length of described fed element is described fed element generation.
5. the multi-frequency band mobile phone antenna based on becket according to claim 1, is characterized in that, described becket has for controlling the second earth point of the impedance be complementary with the resonance produced by described the first unipole antenna and described the second unipole antenna.
6. the multi-frequency band mobile phone antenna based on becket according to claim 1, it is characterized in that, also comprise loud speaker, described loud speaker is located on described antenna holder, and the part relative with described loud speaker on above-below direction of described the first unipole antenna is close to the lower edge of described antenna holder.
7. the multi-frequency band mobile phone antenna based on becket according to claim 6, is characterized in that, described antenna holder is provided with the first installation cavity, and the lower end of described the first installation cavity is opened wide, and described loud speaker is located in described the first installation cavity.
8. the multi-frequency band mobile phone antenna based on becket according to claim 1, is characterized in that, the other end of described the first unipole antenna is connected with an end of described the second unipole antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320394117.3U CN203386895U (en) | 2013-05-27 | 2013-07-03 | Multi-frequency band mobile phone antenna based on metal ring |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
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| CN201320295644.9 | 2013-05-27 | ||
| CN201320295644 | 2013-05-27 | ||
| CN201320394117.3U CN203386895U (en) | 2013-05-27 | 2013-07-03 | Multi-frequency band mobile phone antenna based on metal ring |
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| CN203386895U true CN203386895U (en) | 2014-01-08 |
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| CN201320394117.3U Expired - Lifetime CN203386895U (en) | 2013-05-27 | 2013-07-03 | Multi-frequency band mobile phone antenna based on metal ring |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103427163A (en) * | 2013-05-27 | 2013-12-04 | 信维创科通信技术（北京）有限公司 | Multi-band mobile phone antenna based on metal ring |
| WO2017114030A1 (en) * | 2015-12-29 | 2017-07-06 | 华为技术有限公司 | Antenna unit, mimo antenna, and terminal |
-
2013
- 2013-07-03 CN CN201320394117.3U patent/CN203386895U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103427163A (en) * | 2013-05-27 | 2013-12-04 | 信维创科通信技术（北京）有限公司 | Multi-band mobile phone antenna based on metal ring |
| CN103427163B (en) * | 2013-05-27 | 2015-11-25 | 信维创科通信技术（北京）有限公司 | Based on the multi-band mobile phone antenna of becket |
| WO2017114030A1 (en) * | 2015-12-29 | 2017-07-06 | 华为技术有限公司 | Antenna unit, mimo antenna, and terminal |
| US10720697B2 (en) | 2015-12-29 | 2020-07-21 | Huawei Technologies Co., Ltd. | Antenna module, MIMO antenna, and terminal |
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