CN205092315U - A tunable antenna structure that is used for complete closure metal frame cell -phone - Google Patents
A tunable antenna structure that is used for complete closure metal frame cell -phone Download PDFInfo
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- CN205092315U CN205092315U CN201520943916.0U CN201520943916U CN205092315U CN 205092315 U CN205092315 U CN 205092315U CN 201520943916 U CN201520943916 U CN 201520943916U CN 205092315 U CN205092315 U CN 205092315U
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Abstract
The utility model relates to a tunable antenna structure that is used for complete closure metal frame cell -phone, PCB board and metal frame wherein be equipped with LTE owner antenna feed point between one side, be equipped with LTE diversity antenna feed point between one side relative with LTE owner antenna feed point, be equipped with the GPSWiFi distributing point again between one side, first frame ground point and fourth frame ground point, first frame ground point and fourth frame ground point are located the both sides of GPSWiFi distributing point, be equipped with second frame ground point and third frame ground point between one side relative with the GPSWiFi distributing point, but tuning device just is connected with second frame ground point on arranging the PCB board in. LTE antenna and GPSWiFi antenna pass through distributing point and metal frame lug connection feed, through the ground point metal frame ground connection, formation antenna closed -loop, production antenna resonance. But the harmonious low frequency bandwidth of tuning device satisfies the full frequency channel of LTE and covers.
Description
Technical field
The utility model relates to a kind of tunable antenna structure for complete closure metal edge frame mobile phone, belongs to antenna technical field.
Background technology
Along with the development of the communication technology, mobile phone has become people indispensable means of communication, particularly smart mobile phone, at present considerably beyond traditional function machine, occupies the main flow in market.Smart mobile phone is relative to function machine, and its function is abundanter, and performance is more powerful, but this design space often needing to sacrifice antenna is cost.Particularly recent years with apple, HTC, Huawei for representative, metal-back, metal edge frame mobile phone occuping market main flow gradually.Traditional Antenna Design thinking has been broken in the appearance of metal-back, metal edge frame mobile phone, greatly increases Antenna Design difficulty.Antenna Design starts to consider to use metal edge frame or back cover to carry out radiation, metal edge frame or back cover are treated as a part for antenna, traditional approach often needs to carry out cut-out process, as HTCone, Iphone5 are serial, Iphone6 is serial to metal-back, metal edge frame.
But consider structural strength and requirement attractive in appearance, cellular telephone companies and consumer wish also can realize antenna function under the condition not cutting off metal-back, metal edge frame.
Utility model content
The purpose of this utility model is the deficiency overcoming prior art existence, provides a kind of antenna structure for complete closure metal edge frame mobile phone, introduce tuning switch to promote the beamwidth of antenna, thus perfection realizes all frequency bands antenna radiation simultaneously.
The purpose of this utility model is achieved through the following technical solutions:
For the tunable antenna structure of complete closure metal edge frame mobile phone, feature is: comprise metal edge frame and put pcb board in the inner, described pcb board and metal edge frame be wherein provided with LTE main antenna distributing point between side, LTE diversity antenna distributing point is provided with between the side relative with LTE main antenna distributing point, GPS/WiFi distributing point is provided with between another side, first frame earth point and the 4th frame earth point, first frame earth point and the 4th frame earth point are positioned at the both sides of GPS/WiFi distributing point, the second frame earth point and the 3rd frame earth point is provided with between the side relative with GPS/WiFi distributing point, tunable devices to be placed on pcb board and to be connected with the second frame earth point.
Further, the above-mentioned tunable antenna structure for complete closure metal edge frame mobile phone, wherein, the gap between described metal edge frame and pcb board is 1.5mm ~ 3mm.
Further, the above-mentioned tunable antenna structure for complete closure metal edge frame mobile phone, wherein, described metal edge frame, pcb board, the first frame earth point, the second frame earth point, LTE main antenna distributing point form LTE main antenna closed hoop.
Further, the above-mentioned tunable antenna structure for complete closure metal edge frame mobile phone, wherein, described metal edge frame, pcb board, the first frame earth point, LTE main antenna distributing point form LTE main antenna radio circuit; Described metal edge frame, pcb board, the second frame earth point, LTE main antenna distributing point form LTE main antenna low frequency loop.
Further, the above-mentioned tunable antenna structure for complete closure metal edge frame mobile phone, wherein, described LTE main antenna low frequency loop is connected to ground by tunable devices.
Further, the above-mentioned tunable antenna structure for complete closure metal edge frame mobile phone, wherein, described tunable devices is variable capacitance or switching device.
Further, the above-mentioned tunable antenna structure for complete closure metal edge frame mobile phone, wherein, described metal edge frame, pcb board, the 3rd frame earth point, the 4th frame earth point, LTE diversity antenna distributing point form LTE diversity antenna closed hoop.
Further, the above-mentioned tunable antenna structure for complete closure metal edge frame mobile phone, wherein, described metal edge frame, pcb board, the 3rd frame earth point, LTE diversity antenna distributing point form LTE diversity antenna low frequency loop; Described metal edge frame, pcb board, the 4th frame earth point, LTE diversity antenna distributing point form LTE diversity antenna radio circuit.
Again further, the above-mentioned tunable antenna structure for complete closure metal edge frame mobile phone, wherein, described metal edge frame, pcb board, the first frame earth point, the 4th frame earth point, GPS/WiFi distributing point form GPS/WiFi antenna closed hoop.
Again further, the above-mentioned tunable antenna structure for complete closure metal edge frame mobile phone, wherein, described metal edge frame, pcb board, the first frame earth point, GPS/WiFi distributing point form gps antenna loop; Described metal edge frame, pcb board, the 4th frame earth point, GPS/WiFi distributing point composition WiFi antenna loop.
Substantive distinguishing features and the progress of technical solutions of the utility model are mainly reflected in:
The utility model LTE antenna and GPS/WiFi antenna are directly connected feed by distributing point with metal edge frame, by earth point metal edge frame ground connection, thus form an antenna closed-loop path, produce antenna resonance.By the tuning low frequency bandwidth of tunable devices, thus meet the covering of LTE full frequency band.Compared with prior art, the utility model is applicable to complete closure metal edge frame mobile phone environment, utilizes metal edge frame to carry out radiation completely, utilize tuning switch module simultaneously, effectively expand low frequency bandwidth, enhanced aerial radiation, meet LTE full range intelligent mobile phone antenna design requirement.Effectively reduce handset structure complexity, reduce mobile phone cost, greatly improve antenna performance.It is simple for structure, attractive in appearance, superior performance, can be widely used in having on the mobile phone of complete closure metal edge frame, meets the requirement of mobile communication high-quality.
Accompanying drawing explanation
Fig. 1: structural representation of the present utility model;
Fig. 2: LTE main antenna tuning state A schematic diagram;
Fig. 3: LTE main antenna tuning state B schematic diagram;
Fig. 4: LTE main antenna tuning state C schematic diagram.
Embodiment
As shown in Figure 1, for the tunable antenna structure of complete closure metal edge frame mobile phone, comprise metal edge frame 1 and put pcb board 2 in the inner, pcb board 2 and metal edge frame 1 be wherein provided with LTE main antenna distributing point 31 between side, LTE diversity antenna distributing point 32 is provided with between the side relative with LTE main antenna distributing point 31, GPS/WiFi distributing point 33 is provided with between another side, first frame earth point 41 and the 4th frame earth point 44, first frame earth point 41 and the 4th frame earth point 44 are positioned at the both sides of GPS/WiFi distributing point 33, the second frame earth point 42 and the 3rd frame earth point 43 is provided with between the side relative with GPS/WiFi distributing point 33, tunable devices 6 to be placed on pcb board 2 and to be connected with the second frame earth point 42.
LTE main antenna distributing point 31, LTE diversity antenna distributing point 32, GPS/WiFi distributing point 33 are connected to metal edge frame by the mode of shell fragment, FPC and lock screw.
Gap between metal edge frame 1 and pcb board 2 is 1.5mm ~ 3mm.
Metal edge frame 1, pcb board 2, first frame earth point 41, second frame earth point 42, LTE main antenna distributing point 31 form LTE main antenna closed hoop.
Metal edge frame 1, pcb board 2, first frame earth point 41, LTE main antenna distributing point 31 form LTE main antenna radio circuit 52; Metal edge frame 1, pcb board 2, second frame earth point 42, LTE main antenna distributing point 31 form LTE main antenna low frequency loop 51.LTE main antenna low frequency loop 51 is connected to ground by tunable devices.Tunable devices 6 is variable capacitance or switching device, organizes match circuit for switching more, to promote LTE low frequency bandwidth.
Metal edge frame 1, pcb board 2, the 3rd frame earth point 43, the 4th frame earth point 44, LTE diversity antenna distributing point 32 form LTE diversity antenna closed hoop.
Metal edge frame 1, pcb board 2, the 3rd frame earth point 43, LTE diversity antenna distributing point 32 form LTE diversity antenna low frequency loop 53; Metal edge frame 1, pcb board 2, the 4th frame earth point 44, LTE diversity antenna distributing point 32 form LTE diversity antenna radio circuit 54.
Metal edge frame 1, pcb board 2, first frame earth point 41, the 4th frame earth point 44, GPS/WiFi distributing point 33 form GPS/WiFi antenna closed hoop.
Metal edge frame 1, pcb board 2, first frame earth point 41, GPS/WiFi distributing point 33 form gps antenna loop 55;
Metal edge frame 1, pcb board 2, the 4th frame earth point 44, GPS/WiFi distributing point 33 form WiFi antenna loop 56.
LTE main antenna, LTE diversity antenna low frequency loop 53 and LTE diversity antenna radio circuit 54, save distributing point, earth point position adjustments low-and high-frequency resonance separately by adjusting.Then frequency is on the low side to lengthen loop-length, and then frequency is higher to cut short loop-length.
GPS/WiFi antenna closed hoop, gps antenna loop 55 and WiFi antenna loop 56, by regulating GPS/WiFi distributing point, earth point position adjustments GPS/WiFi antenna resonance.Then frequency is on the low side to lengthen loop-length, and then frequency is higher to cut short loop-length.
When each beamwidth of antenna deficiency, antenna can be introduced parasitic, make antenna produce additional resonance, with the additional elevation beamwidth of antenna.
As shown in Figure 2, switched by tunable devices 6, LTE main antenna tuning state A, antenna low frequency covering frequence 704MHz-746MHz, high frequency 1710-2170MHz.
As shown in Figure 3, switched by tunable devices 6, LTE main antenna tuning state B, antenna low frequency covering frequence 824MHz-894MHz, high frequency 1710-2170MHz.
As shown in Figure 4, switched by tunable devices 6, LTE main antenna tuning state C, antenna low frequency covering frequence 880MHz-960MHz, high frequency 1710-2170MHz.
To sum up Fig. 2, Fig. 3, Fig. 4, LTE main antenna frequency coverage 704MHz-960MHz, 1710MHz-2170MHz, meet the requirement of LTE full frequency band.
In sum, the utility model LTE antenna and GPS/WiFi antenna are directly connected feed by distributing point with metal edge frame, by earth point metal edge frame ground connection, thus form an antenna closed-loop path, produce antenna resonance.By the tuning low frequency bandwidth of tunable devices, thus meet the covering of LTE full frequency band.Under the prerequisite of complete closure metal edge frame, three antennas all utilize metal edge frame as radiant body, without additional antenna parts.It is simple for structure, effectively reduces complete machine cost.The introducing of tunable devices, has greatly expanded the beamwidth of antenna, has improved antenna performance simultaneously.Can be widely used on the mobile phone of closed metal edge frame, thus ensure the requirement of mobile communication high-quality.
It is to be understood that: the above is only preferred implementation of the present utility model; for those skilled in the art; under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (10)
1. for the tunable antenna structure of complete closure metal edge frame mobile phone, it is characterized in that: comprise metal edge frame (1) and put pcb board (2) in the inner, described pcb board (2) and metal edge frame (1) be wherein provided with LTE main antenna distributing point (31) between side, LTE diversity antenna distributing point (32) is provided with between the side relative with LTE main antenna distributing point (31), GPS/WiFi distributing point (33) is provided with between another side, first frame earth point (41) and the 4th frame earth point (44), first frame earth point (41) and the 4th frame earth point (44) are positioned at the both sides of GPS/WiFi distributing point (33), the second frame earth point (42) and the 3rd frame earth point (43) is provided with between the side relative with GPS/WiFi distributing point (33), tunable devices (6) is placed in pcb board (2) and goes up and be connected with the second frame earth point (42).
2. the tunable antenna structure for complete closure metal edge frame mobile phone according to claim 1, is characterized in that: the gap between described metal edge frame (1) and pcb board (2) is 1.5mm ~ 3mm.
3. the tunable antenna structure for complete closure metal edge frame mobile phone according to claim 1, is characterized in that: described metal edge frame (1), pcb board (2), the first frame earth point (41), the second frame earth point (42), LTE main antenna distributing point (31) form LTE main antenna closed hoop.
4. the tunable antenna structure for complete closure metal edge frame mobile phone according to claim 1, is characterized in that: described metal edge frame (1), pcb board (2), the first frame earth point (41), LTE main antenna distributing point (31) form LTE main antenna radio circuit (52); Described metal edge frame (1), pcb board (2), the second frame earth point (42), LTE main antenna distributing point (31) form LTE main antenna low frequency loop (51).
5. the tunable antenna structure for complete closure metal edge frame mobile phone according to claim 4, is characterized in that: described LTE main antenna low frequency loop (51) is connected to ground by tunable devices.
6. the tunable antenna structure for complete closure metal edge frame mobile phone according to claim 1, is characterized in that: described tunable devices (6) is variable capacitance or switching device.
7. the tunable antenna structure for complete closure metal edge frame mobile phone according to claim 1, is characterized in that: described metal edge frame (1), pcb board (2), the 3rd frame earth point (43), the 4th frame earth point (44), LTE diversity antenna distributing point (32) form LTE diversity antenna closed hoop.
8. the tunable antenna structure for complete closure metal edge frame mobile phone according to claim 1, is characterized in that: described metal edge frame (1), pcb board (2), the 3rd frame earth point (43), LTE diversity antenna distributing point (32) form LTE diversity antenna low frequency loop (53); Described metal edge frame (1), pcb board (2), the 4th frame earth point (44), LTE diversity antenna distributing point (32) form LTE diversity antenna radio circuit (54).
9. the tunable antenna structure for complete closure metal edge frame mobile phone according to claim 1, is characterized in that: described metal edge frame (1), pcb board (2), the first frame earth point (41), the 4th frame earth point (44), GPS/WiFi distributing point (33) form GPS/WiFi antenna closed hoop.
10. the tunable antenna structure for complete closure metal edge frame mobile phone according to claim 1, is characterized in that: described metal edge frame (1), pcb board (2), the first frame earth point (41), GPS/WiFi distributing point (33) form gps antenna loop (55); Described metal edge frame (1), pcb board (2), the 4th frame earth point (44), GPS/WiFi distributing point (33) composition WiFi antenna loop (56).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520943916.0U CN205092315U (en) | 2015-11-24 | 2015-11-24 | A tunable antenna structure that is used for complete closure metal frame cell -phone |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520943916.0U CN205092315U (en) | 2015-11-24 | 2015-11-24 | A tunable antenna structure that is used for complete closure metal frame cell -phone |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105375109A (en) * | 2015-11-24 | 2016-03-02 | 苏州纳安特通信科技有限公司 | Tunable antenna structure for completely closed metal-frame mobile phone |
| CN106099358A (en) * | 2016-07-27 | 2016-11-09 | 深圳天珑无线科技有限公司 | A kind of mobile phone battery cover and mobile phone |
| CN106972257A (en) * | 2017-01-20 | 2017-07-21 | 瑞声科技(新加坡)有限公司 | Antenna system and tablet personal computer |
| CN107426374A (en) * | 2017-09-28 | 2017-12-01 | 上海传英信息技术有限公司 | Dual-camera handset |
| CN107706504A (en) * | 2017-11-06 | 2018-02-16 | 深圳市信维通信股份有限公司 | A kind of mobile terminal antenna for supporting full frequency band to cover |
| CN112952353A (en) * | 2021-01-29 | 2021-06-11 | 捷开通讯(深圳)有限公司 | Antenna structure and smart machine |
-
2015
- 2015-11-24 CN CN201520943916.0U patent/CN205092315U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105375109A (en) * | 2015-11-24 | 2016-03-02 | 苏州纳安特通信科技有限公司 | Tunable antenna structure for completely closed metal-frame mobile phone |
| CN106099358A (en) * | 2016-07-27 | 2016-11-09 | 深圳天珑无线科技有限公司 | A kind of mobile phone battery cover and mobile phone |
| CN106972257A (en) * | 2017-01-20 | 2017-07-21 | 瑞声科技(新加坡)有限公司 | Antenna system and tablet personal computer |
| CN106972257B (en) * | 2017-01-20 | 2020-09-18 | 瑞声科技(新加坡)有限公司 | Antenna system and panel computer |
| CN107426374A (en) * | 2017-09-28 | 2017-12-01 | 上海传英信息技术有限公司 | Dual-camera handset |
| CN107426374B (en) * | 2017-09-28 | 2023-07-21 | 上海传英信息技术有限公司 | Double-camera mobile phone |
| CN107706504A (en) * | 2017-11-06 | 2018-02-16 | 深圳市信维通信股份有限公司 | A kind of mobile terminal antenna for supporting full frequency band to cover |
| CN107706504B (en) * | 2017-11-06 | 2023-09-12 | 深圳市信维通信股份有限公司 | Mobile terminal antenna supporting full-band coverage |
| CN112952353A (en) * | 2021-01-29 | 2021-06-11 | 捷开通讯(深圳)有限公司 | Antenna structure and smart machine |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160316 Termination date: 20191124 |
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| CF01 | Termination of patent right due to non-payment of annual fee |