CN203521596U - Multiband antenna device and handheld terminal with same - Google Patents
Multiband antenna device and handheld terminal with same Download PDFInfo
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- CN203521596U CN203521596U CN201320719123.1U CN201320719123U CN203521596U CN 203521596 U CN203521596 U CN 203521596U CN 201320719123 U CN201320719123 U CN 201320719123U CN 203521596 U CN203521596 U CN 203521596U
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Abstract
The utility model discloses a multiband antenna device and a handheld terminal with the same. The multiband antenna device comprises a metal motherboard and an antenna main body connected with the metal motherboard; the antenna main body comprises a first antenna branch and a second antenna branch; one end of the first antenna branch is connected with a feed end on the metal motherboard and the other end is connected with a first switch; one end of the first switch is in switching connection with the second antenna branch and the ground end of the metal motherboard; and the second antenna branch is connected with the ground end of the metal motherboard via at least one second switch. Through the use of the first switch and the second switch, at least two loop antenna circuits on one antenna main body can be realized and the single antenna main body can work in a switching mode in multiple bands, such that the occupied space of the multiband antenna device is greatly reduced, and the weakening degree on the antenna performances when a human handle touches a metal decorative piece is greatly reduced.
Description
Technical field
The utility model relates to mobile communication technology field, more particularly, relates to a kind of multi-band antenna assembly and has the handheld terminal of this multi-band antenna assembly.
Background technology
Along with user promotes the demand of complete machine outward appearance and texture, on the complete machine of handheld terminal (as mobile phone), add the development trend that metal and Metal decorative part are handheld terminal industries, but because metal has shielding action for antenna, so the impact of metal pair antenna is very large.In the situation that guaranteeing that complete machine thickness meets ultra-thin demand, existing technology is cracked etc. as Apple on becket, the radiant body using metal as antenna.But this type of antenna assembly, due to the impact of staff contact, is easy to cause user's practical effect poor; And this type of antenna assembly cannot meet and adjust according to demand broadband frequency range, can not cover different frequency ranges, be especially difficult to realize the super bandwidth of low frequency and cover.
Utility model content
The purpose of this utility model is to overcome above-mentioned defect of the prior art, a kind of multi-band antenna assembly is provided and there is the handheld terminal of this multi-band antenna assembly, solving under the problem that antenna and metal coexist, the beamwidth of antenna of five frequency ranges can also be made antenna assembly realize to be not less than, the communication requirement of the standards such as at least GSM, CDMA, W-SCDMA, TD-SCDMA can be met.
For achieving the above object, the technical scheme that the utility model provides is as follows:
A kind of multi-band antenna assembly is provided, comprise metal mainboard, also comprise the antenna body being connected with described metal mainboard, described antenna body comprises the first antenna branch and the second antenna branch, feed end on described first antenna branch one end connection metal mainboard, the other end of the first antenna branch connects one first switch, the ground end that connects the second antenna branch and metal mainboard is switched in described first switch one end, described the second antenna branch is connected with the ground end of metal mainboard by least one second switch, described the first switch and second switch are installed on metal mainboard.
Furthermore, described the first antenna branch is connected with described the first switch by the first connector, and described the second antenna branch is connected with described the first switch by the second connector, and the second antenna branch is connected with described second switch by the 3rd connector.
Furthermore, described the first connector, the second connector and the 3rd connector are metal clips or metal spring probe adapter.
Furthermore, between described the first antenna branch and feed end, be also provided with antenna-matching circuit.
Furthermore, the vertical range between described the first antenna branch and metal mainboard is for being less than or equal to 4 millimeters; The horizontal range of described the first antenna branch and the second antenna branch and metal mainboard is for being less than or equal to 6.6 millimeters.
A kind of handheld terminal with above-mentioned multi-band antenna assembly is provided, comprise terminal body, be installed in the metal mainboard on terminal body, the first housing, the second housing and Metal decorative part, also comprise the antenna body being connected with described metal mainboard, described antenna body comprises the second antenna branch that is positioned at the first antenna branch of the first housing inner side and is positioned at the second housing inner side, feed end on described first antenna branch one end connection metal mainboard, the other end of the first antenna branch connects one first switch, the ground end that connects the second antenna branch and metal mainboard is switched in described first switch one end, described the second antenna branch is connected with the ground end of metal mainboard by least one second switch, described the first switch and second switch are installed on metal mainboard, described Metal decorative part is unsettled to be arranged between the first antenna branch and the second antenna branch.
Preferably, described Metal decorative part and the first housing and the second housing are fixed by dielectric cementation.
Preferably, the distance between described Metal decorative part and metal mainboard is 6.2 millimeters～8.4 millimeters.
Preferably, also comprise and be installed on metal mainboard and the unsettled metal USB seat being arranged between described the first antenna branch and the second antenna branch.
Preferably, between described the first antenna branch and feed end, be also provided with antenna-matching circuit.
Compared with prior art, the beneficial effects of the utility model are:
1, by the use of the first switch and second switch, on same antenna body, realized cleverly at least two annulars (loop) antenna loop,, when the first switching over to being connected with described the second antenna branch, second switch closure is while making the second antenna branch be connected with the ground end of metal mainboard, formation by feed end, the first antenna branch, the second antenna branch and metal mainboard hold the loop aerial forming; When the first switching over to being connected with the ground end of described metal mainboard 1, second switch is when disconnect, formation by feed end, the first antenna branch and metal mainboard hold another loop aerial forming; By the first switch and second switch, carry out frequency range switching, realize and can multi-band antenna assembly be taken up space and significantly reduce with single antenna body switch operating in a plurality of frequency ranges, improved antenna performance; Meanwhile, also have simple in structure, be easy to the advantages such as realization.
While 2, multi-band antenna assembly being applied on handheld terminal, by by the Metal decorative part on handheld terminal with metal USB seat is unsettled is arranged between the first antenna branch and the second antenna branch, be that Metal decorative part and metal USB seat are enclosed in loop aerial inside, particularity due to loop aerial CURRENT DISTRIBUTION, the surface current that cannot have influence on antenna at the inner unsettled Metal decorative part of antenna and metal USB seat, so Metal decorative part just cannot disturb antenna performance generation.Realized in the situation that having Metal decorative part, USB etc. to exist, realization is not less than five frequency ranges and (at least comprises following frequency range: 824MHz-894MHz, 880MHz-960MHz, 1710MHz-1880MHz, 1850MHz-1990MHz, 1920MHz-2170MHz) the beamwidth of antenna, and guarantee to produce a good resonance.Can meet at least communication requirement of the standard such as GSM, CDMA, W-SCDMA, TD-SCDMA, practical.
3, also by the setting of Crossed Circle (loop) antenna loop, and by unsettled being arranged between the first antenna branch and the second antenna branch such as Metal decorative part and metal USB seats, while greatly reducing staff contacting metal decoration, the weakening degree to antenna performance.
Below in conjunction with drawings and Examples, multi-band antenna assembly described in the utility model and the handheld terminal with this multi-band antenna assembly are described further.
Accompanying drawing explanation
Fig. 1 is the operation principle schematic diagram of a kind of multi-band antenna assembly of the utility model;
Fig. 2 is one of structural representation of a kind of multi-band antenna assembly of the utility model;
Fig. 3 be a kind of multi-band antenna assembly of the utility model structural representation two;
Fig. 4 is the structural representation of a kind of handheld terminal of the utility model.
In accompanying drawing, the name list of each label representative is as follows:
1. metal mainboard, 2. antenna body, 21. first antenna branch, 211. the first connector, 22. second antenna branch, 221. second connectors, 222. the 3rd connector, 23. first switches, 24. second switches, 3. feed end, 4. antenna-matching circuit, 50. terminal bodies, 51. first housings, 52. the second housing, 53. Metal decorative parts, 54. metal USB seats.
Embodiment
In order more clearly to understand above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the drawings and specific embodiments, the utility model is further described in detail.
More details have been set forth in the following description so that fully understand the utility model; but; the utility model can also adopt other to be different from other modes described here and implement, and therefore, protection range of the present utility model is not subject to the restriction of following public specific embodiment.
The present embodiment provides a kind of multi-band antenna assembly.Described multi-band antenna assembly can be widely used on the handheld terminals such as mobile phone, PAD, palmtop PC.
With reference to Fig. 1, Fig. 2 and Fig. 3, according to the multi-band antenna assembly of an embodiment of the utility model, comprise metal mainboard 1, also comprise the antenna body 2 being connected with described metal mainboard 1, described antenna body 2 comprises the first antenna branch 21 and the second antenna branch 22, feed end 3 on described first antenna branch 21 one end connection metal mainboards 1, the other end of the first antenna branch 21 connects one first switch 23, the ground end that connects the second antenna branch 22 and metal mainboard 1 is switched in described first switch 23 one end, described the second antenna branch 22 is connected with the ground end of metal mainboard 1 by least one second switch 24, described the first switch 23 and second switch 24 are installed on metal mainboard 1, between described the first antenna branch 21 and feed end 3, be also provided with antenna-matching circuit 4.
Concrete, described the first switch 23 can be single-pole double-throw switch (SPDT) or single pole multiple throw, and in the present embodiment, preferred, described the first switch 23 is single-pole double-throw switch (SPDT).
Obvious, in actual application, the quantity of described second switch 24 can be one, can be also two or more, concrete quantity can be set according to actual conditions; And described second switch 24 can be single-pole single-throw switch (SPST), single-pole double-throw switch (SPDT) or single pole multiple throw; In the present embodiment, preferred, described second switch 24 is single-pole single-throw switch (SPST).In addition, setting can be adjusted according to concrete frequency range and complete machine structure in the position of described the first switch 23 and second switch 24.
By the use of the first switch 23 and second switch 24, on same antenna body 2, realized cleverly at least two annulars (loop) antenna loop.; when the first switch 23 switches to described the second antenna branch 22, be connected, second switch 24 closures are while making the second antenna branch 22 be connected with the ground end of metal mainboard 1, form the loop aerial that the ground end by feed end 3, the first antenna branch 21, the second antenna branch 22 and metal mainboard 1 forms; When the first switch 23 switches to the ground end of described metal mainboard 1, be connected, second switch 24 is when disconnect, and forms another loop aerial that the ground end by feed end 3, the first antenna branch 21 and metal mainboard 1 forms.Therefore, by the first switch 23 and second switch 24, carry out frequency range switching, realize and can multi-band antenna assembly be taken up space and significantly reduce with single antenna body switch operating in a plurality of frequency ranges, improved antenna performance; Meanwhile, also have simple in structure, be easy to the advantages such as realization.
Furthermore, described the first antenna branch 21 is connected with described the first switch 23 by the first connector 211, described the second antenna branch 22 is connected with described the first switch 23 by the second connector 221, and the second antenna branch 22 is connected with described second switch 24 by the 3rd connector 222.In the present embodiment, preferred, described the first connector 211, the second connector 221 and the 3rd connector 222 are metal clips or metal spring probe (pogo-pin) connector.
Particularly, the public part that described the first antenna branch 21, the first connector 211 are at least two loop aerials, it is metal material, is also the radiating element of high frequency.Described the second antenna branch 22, the second connector 221, the 3rd connector 222 are also metal material.And the vertical range between described the first antenna branch 21 and metal mainboard 1 is for being less than or equal to 4 millimeters; The horizontal range of described the first antenna branch 21 and the second antenna branch 22 and metal mainboard 1 is for being less than or equal to 6.6 millimeters.
In the present embodiment, more specifically, when multi-band antenna assembly described in the utility model is applied on handheld terminal, if system works is in 824MHz～960MHz frequency range at least, the first switch 23 switches to the second antenna branch 22 and is connected, conducting the first connector 211 is electrically connected to the second connector 221, thereby conducting the first antenna branch 21 is electrically connected to the second antenna branch 22, second switch 24 closures, conducting the 3rd connector 222 is electrically connected to the ground end of metal mainboard 1, thus being electrically connected to of conducting the second antenna branch 22 and metal mainboard 1.Now the ground end by feed end 3, the first antenna branch 21, the first connector 211, the second connector 221, the second antenna branch 22, third antenna branch 222 and metal mainboard 1 forms a loop aerial, and whole signal path is: the ground end of feed end 3 → the first antenna branch 21 → the first connector 211 → the second connector 221 → the second antenna branch 22 → three connector 222 → metal mainboards 1.If system works is in 1710MHz～2170MHz frequency range at least, the first switch 23 switches to the ground end of metal mainboard 1 and is connected, and conducting the first connector 211 is electrically connected to metal mainboard 1, and second switch 24 disconnects.Now the ground end by feed end 3, the first antenna branch 21, the first connector 211 and metal mainboard 1 forms another loop aerial, and whole signal path is: the ground end of feed end 3 → the first antenna branch 21 → the first connector 211 → metal mainboards 1.
When multi-band antenna assembly of the present utility model is applied on handheld terminal, described the first antenna branch 21 and second day inferior division 22 are separately positioned on the upper lower casing inner side of corresponding handheld terminal, the Metal decorative part existing on handheld terminal so, the metalworks such as metal USB seat can unsettledly be arranged between described the first antenna branch 21 and the second antenna branch 22, be about to Metal decorative part, the metalworks such as metal USB seat are enclosed in loop aerial inside, particularity due to loop aerial CURRENT DISTRIBUTION, electric current has skin effect, the surface current that cannot have influence on antenna at the inner unsettled Metal decorative part of antenna and metal USB seat, therefore Metal decorative part just cannot produce and disturb antenna performance.The utility model has been realized, in the situation that having Metal decorative part, metal USB seat etc. to exist, realization is not less than five frequency ranges and (at least comprises following frequency range: 824MHz-894MHz, 880MHz-960MHz, 1710MHz-1880MHz, 1850MHz-1990MHz, 1920MHz-2170MHz) beamwidth of antenna, and guarantee to produce a good resonance.Can meet at least communication requirement of the standard such as GSM, CDMA, W-SCDMA, TD-SCDMA, practical.Having solved metalwork affects the problem of antenna performance; And by the setting of Crossed Circle (loop) antenna loop, while greatly reducing the piece installing of staff contacting metal, the weakening degree to antenna performance.
The present embodiment provides a kind of handheld terminal with above-mentioned multi-band antenna assembly, and the utility model is referred to as handheld terminal, comprises on the handheld terminals such as mobile phone, PAD, palmtop PC.
With reference to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, according to the handheld terminal of an embodiment of the utility model, comprise terminal body 50, be installed in the metal mainboard 1 on terminal body 50, the first housing 51, the second housing 52 and Metal decorative part 53, also comprise the antenna body 2 being connected with described metal mainboard 1, described antenna body 2 comprises the first antenna branch 21 that is positioned at the first housing 51 inner sides and the second antenna branch 22 that is positioned at the second housing 52 inner sides, certainly, if described the first housing 51 and/or the second housing 52 are metal shell, headroom setting between so corresponding antenna branch and metal shell, feed end 3 on described first antenna branch 21 one end connection metal mainboards 1, the other end of the first antenna branch 21 connects one first switch 23, the ground end that connects the second antenna branch 22 and metal mainboard 1 is switched in described first switch 23 one end, described the second antenna branch 22 is connected with the ground end of metal mainboard 1 by least one second switch 24, between described the first antenna branch 21 and feed end 3, is also provided with antenna-matching circuit 4, described the first switch 23 and second switch 24 are installed on metal mainboard 1, and described Metal decorative part 53 is unsettled to be arranged between the first antenna branch 21 and the second antenna branch 22.
Concrete, described the first switch 23 can be single-pole double-throw switch (SPDT) or single-pole single-throw switch (SPST), and in the present embodiment, preferred, described the first switch 23 is single-pole double-throw switch (SPDT).
Obvious, in actual application, the quantity of described second switch 24 can be one, can be also two or more, concrete quantity can be set according to actual conditions; And described second switch 24 can be single-pole single-throw switch (SPST), single-pole double-throw switch (SPDT) or single pole multiple throw; In the present embodiment, preferred, described second switch 24 is single-pole single-throw switch (SPST).In addition, setting can be adjusted according to concrete frequency range and complete machine structure in the position of described the first switch 23 and second switch 24.
Preferably, described antenna body 2 can be flexible FPC material, also can be the conductor piece of non-flexible material.
Preferably, described Metal decorative part 53 can adopt the electric conducting material manufactures such as aluminium, iron, gold to form, and itself and the first housing 51 and the second housing 52 are fixed by dielectric is sticky; Distance between described Metal decorative part 53 and metal mainboard 1 is 6.2 millimeters～8.4 millimeters.
Preferably, also comprise and be installed on metal mainboard 1 and the unsettled metal USB seat 54 being arranged between described the first antenna branch 21 and the second antenna branch 22.Certainly, between described the first antenna branch 21 and the second antenna branch 22, its metalwork can also be unsettledly set.
In the present embodiment, as a kind of preferred scheme, described the first antenna branch 21 is connected with described the first switch 23 by the first connector 211, described the second antenna branch 22 is connected with described the first switch 23 by the second connector 221, and the second antenna branch 22 is connected with described second switch 24 by the 3rd connector 222.In the present embodiment, preferred, described the first connector 211, the second connector 221 and the 3rd connector 222 are metal clips or metal spring probe (pogo-pin) connector.
Particularly, the public part that described the first antenna branch 21, the first connector 211 are at least two loop aerials, it is metal material, is also the radiating element of high frequency.Described the second antenna branch 22, the second connector 221, the 3rd connector 222 are also metal material.And the vertical range between described the first antenna branch 21 and metal mainboard 1 is for being less than or equal to 4 millimeters; The horizontal range of described the first antenna branch 21 and the second antenna branch 22 and metal mainboard 1 is for being less than or equal to 6.6 millimeters.
In the present embodiment, when handheld terminal is operated at least 824MHz～960MHz frequency range, the first switch 23 switches to the second antenna branch 22 and is connected, conducting the first connector 211 is electrically connected to the second connector 221, second switch 24 closures, conducting the 3rd connector 222 is electrically connected to metal mainboard 1 ground end.Now the ground end by feed end 3, the first antenna branch 21, the first connector 211, the second connector 221, the second antenna branch 22, third antenna branch 222 and metal mainboard 1 forms a loop aerial, and whole signal path is: feed end 3 → the first antenna branch 21 → the first connector 211 → the second connector 221 → the second antenna branch 22 → three connector 222 → metal mainboard 1 ground ends.When handheld terminal is operated at least 1710MHz～2170MHz frequency range, the first switch 23 switches to the ground end of metal mainboard 1 and is connected, and conducting the first connector 211 is electrically connected to metal mainboard 1, and second switch 24 disconnects.Now the ground end by feed end 3, the first antenna branch 21, the first connector 211 and metal mainboard 1 forms another loop aerial, and whole signal path is: feed end 3 → the first antenna branch 21 → the first connector 211 → metal mainboard 1 ground ends.
Due to described Metal decorative part 53 with metal USB seat 54 is unsettled is arranged between the first antenna branch and the second antenna branch, be that Metal decorative part and metal USB seat are enclosed in loop aerial inside, particularity due to loop aerial CURRENT DISTRIBUTION, electric current has skin effect, the surface current that unsettled Metal decorative part 53 and metal USB seat 54 in antenna inside cannot have influence on antenna, so Metal decorative part just cannot produce and disturb antenna performance.Realized in the situation that having Metal decorative part, USB etc. to exist, realization is not less than five frequency ranges and (at least comprises following frequency range: 824MHz-894MHz, 880MHz-960MHz, 1710MHz-1880MHz, 1850MHz-1990MHz, 1920MHz-2170MHz) the beamwidth of antenna, and guarantee to produce a good resonance.Can meet at least communication requirement of the standard such as GSM, CDMA, W-SCDMA, TD-SCDMA, and can greatly reduce staff contacting metal decoration time, the weakening degree to antenna performance, practical.
Above-described embodiment is preferably execution mode of the utility model; but execution mode of the present utility model is not restricted to the described embodiments; other any do not deviate from change, the modification done under Spirit Essence of the present utility model and principle, substitutes, combination, simplify; all should be equivalent substitute mode, within being included in protection range of the present utility model.
Claims (10)
1. a multi-band antenna assembly, comprise metal mainboard (1), it is characterized in that, also comprise the antenna body (2) being connected with described metal mainboard (1), described antenna body (2) comprises the first antenna branch (21) and the second antenna branch (22), feed end (3) on described the first antenna branch (21) one end connection metal mainboard (1), the other end of the first antenna branch (21) connects one first switch (23), the ground end that connects the second antenna branch (22) and metal mainboard (1) is switched in described the first switch (23) one end, described the second antenna branch (22) is connected with the ground end of metal mainboard (1) by least one second switch (24), described the first switch (23) and second switch (24) are installed on metal mainboard (1).
2. multi-band antenna assembly according to claim 1, it is characterized in that, described the first antenna branch (21) is connected with described the first switch (23) by the first connector (211), described the second antenna branch (22) is connected with described the first switch (23) by the second connector (221), and the second antenna branch (22) is connected with described second switch (24) by the 3rd connector (222).
3. multi-band antenna assembly according to claim 2, is characterized in that, described the first connector (211), the second connector (221) and the 3rd connector (222) are metal clips or metal spring probe adapter.
4. multi-band antenna assembly according to claim 1, is characterized in that, between described the first antenna branch (21) and feed end (3), is also provided with antenna-matching circuit (4).
5. multi-band antenna assembly according to claim 1, is characterized in that, the vertical range between described the first antenna branch (21) and metal mainboard (1) is for being less than or equal to 4 millimeters; The horizontal range of described the first antenna branch (21) and the second antenna branch (22) and metal mainboard (1) is for being less than or equal to 6.6 millimeters.
6. a handheld terminal with the multi-band antenna assembly described in claim 1 to 5 any one, comprise terminal body (50), be installed in the metal mainboard (1) on terminal body (50), the first housing (51), the second housing (52) and Metal decorative part (53), it is characterized in that, also comprise the antenna body (2) being connected with described metal mainboard (1), described antenna body (2) comprises the first antenna branch (21) that is positioned at the first housing (51) inner side and the second antenna branch (22) that is positioned at the second housing (52) inner side, feed end (3) on described the first antenna branch (21) one end connection metal mainboard (1), the other end of the first antenna branch (21) connects one first switch (23), the ground end that connects the second antenna branch (22) and metal mainboard (1) is switched in described the first switch (23) one end, described the second antenna branch (22) is connected with the ground end of metal mainboard (1) by least one second switch (24), described the first switch (23) and second switch (24) are installed on metal mainboard (1), described Metal decorative part (53) is unsettled to be arranged between the first antenna branch (21) and the second antenna branch (22).
7. handheld terminal according to claim 6, is characterized in that, described Metal decorative part (53) is fixed by dielectric cementation with the first housing (51) and the second housing (52).
8. according to the handheld terminal described in claim 6 or 7, it is characterized in that, the distance between described Metal decorative part (53) and metal mainboard (1) is 6.2 millimeters～8.4 millimeters.
9. handheld terminal according to claim 6, is characterized in that, also comprises and is installed in the upper also unsettled metal USB seat (54) being arranged between described the first antenna branch (21) and the second antenna branch (22) of metal mainboard (1).
10. handheld terminal according to claim 6, is characterized in that, between described the first antenna branch (21) and feed end (3), is also provided with antenna-matching circuit (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320719123.1U CN203521596U (en) | 2013-11-13 | 2013-11-13 | Multiband antenna device and handheld terminal with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320719123.1U CN203521596U (en) | 2013-11-13 | 2013-11-13 | Multiband antenna device and handheld terminal with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203521596U true CN203521596U (en) | 2014-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320719123.1U Withdrawn - After Issue CN203521596U (en) | 2013-11-13 | 2013-11-13 | Multiband antenna device and handheld terminal with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203521596U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103594778A (en) * | 2013-11-13 | 2014-02-19 | 广东欧珀移动通信有限公司 | Multi-band antenna device and hand-held terminal with same |
| CN105098325A (en) * | 2015-08-12 | 2015-11-25 | 宇龙计算机通信科技(深圳)有限公司 | Antenna structure and communication terminal |
| WO2017197814A1 (en) * | 2016-05-18 | 2017-11-23 | 中兴通讯股份有限公司 | Tunable antenna and mobile phone |
-
2013
- 2013-11-13 CN CN201320719123.1U patent/CN203521596U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103594778A (en) * | 2013-11-13 | 2014-02-19 | 广东欧珀移动通信有限公司 | Multi-band antenna device and hand-held terminal with same |
| CN103594778B (en) * | 2013-11-13 | 2016-04-06 | 广东欧珀移动通信有限公司 | A kind of multi-band antenna assembly and there is the handheld terminal of this multi-band antenna assembly |
| CN105098325A (en) * | 2015-08-12 | 2015-11-25 | 宇龙计算机通信科技(深圳)有限公司 | Antenna structure and communication terminal |
| CN105098325B (en) * | 2015-08-12 | 2019-02-01 | 宇龙计算机通信科技(深圳)有限公司 | A kind of antenna structure and communication terminal |
| WO2017197814A1 (en) * | 2016-05-18 | 2017-11-23 | 中兴通讯股份有限公司 | Tunable antenna and mobile phone |
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| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140402 Effective date of abandoning: 20160406 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |