CN213186187U - Mobile phone with external antenna - Google Patents
Mobile phone with external antenna Download PDFInfo
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- CN213186187U CN213186187U CN202022600401.4U CN202022600401U CN213186187U CN 213186187 U CN213186187 U CN 213186187U CN 202022600401 U CN202022600401 U CN 202022600401U CN 213186187 U CN213186187 U CN 213186187U
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- mobile phone
- external antenna
- antenna
- left part
- joint
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- 239000004033 plastic Substances 0.000 claims description 8
- 229920003023 plastic Polymers 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000004417 polycarbonate Substances 0.000 claims description 3
- 229920000515 polycarbonate Polymers 0.000 claims description 3
- 230000005855 radiation Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000010329 laser etching Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of smart phones, in particular to a mobile phone with an external antenna, which has stronger radiation performance, and comprises a mobile phone body, wherein the top end of the left part of the mobile phone body is provided with the mobile phone antenna, the bottom of the mobile phone antenna is provided with a single-pole double-throw switch, the single-pole double-throw switch is respectively and electrically connected with the mobile phone antenna and the mobile phone RF, the top of the left part of the mobile phone body is provided with the external antenna, the bottom end of the external antenna is provided with a joint, the left part and the right part of the joint are both provided with clamping blocks, the left part and the right part of the bottom of the external antenna are both provided with clamping grooves, the middle parts of the two clamping blocks are both provided with fixed blocks, the external antenna comprises a plurality of sections, the external antenna and the other section of external antenna can be stretched and contracted, and the work between the original mobile phone antenna and the, the working resonant frequency range is controlled by the length of the external antenna device and the tuning matching circuit.
Description
Technical Field
The utility model relates to a smart mobile phone technology field specifically is a set up external antenna's cell-phone.
Background
As is known, a mobile phone antenna is a standing wave antenna, impedance mismatch of the antenna will cause a large amount of signal reflection, which reduces radiation efficiency of the antenna, and meanwhile, due to reflection, gain of the antenna in a wide frequency band is jittered, and if the standing wave of the antenna is 6, breakdown voltage of a front end of the mobile phone will be reduced to 1/6, and power capacity will be reduced. The influence of the mobile phone antenna standing wave on the antenna efficiency cannot be careless, and the requirement of the standing wave of the antenna is currently unified and is less than 3.
At present, a mobile phone antenna is mainly realized by sticking an FPC (flexible printed circuit) on the surface of a mobile phone shell or laser etching an LDS (laser direct structuring) on the surface of plastic, and some mobile phones also use a mobile phone frame as an antenna radiator for radiation, so that the mobile phone screen is more and more large, the clearance area of the mobile phone antenna is more and more small, and the antenna efficiency is more and more poor.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a set up external antenna's cell-phone that radiation performance is stronger with antenna.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a set up external antenna's cell-phone, including the cell-phone body, the top of the left part of cell-phone body sets up the cell-phone antenna, the bottom of cell-phone antenna is provided with the single-pole double throw switch, and the single-pole double throw switch carries out the electricity with cell-phone antenna and cell-phone RF respectively and is connected, external antenna is installed at the top of the left part of cell-phone body, and external antenna's bottom is provided with the joint, the left part and the right part of joint all are provided with the fixture block, the left part and the right part of external antenna's bottom all are provided with the draw-in groove, and the fixture block cooperates with the draw-in groove, the middle part of two fixture blocks all is provided with the fixed block, and the top and the bottom in the outside of two fixed blocks all are provided with the guide post, the outside of.
Further, the handle is arranged at the left end of the clamping block arranged at the left part of the joint, and the handle is arranged at the right end of the clamping block arranged at the right part of the joint.
Furthermore, the outer side surfaces of the two handles are provided with a plurality of anti-skid grains.
Furthermore, the two joints are made of rubber.
Further, the inside of every logical groove all is provided with the plastics sleeve.
Further, each spring is a conical helical compression spring.
Furthermore, each plastic sleeve is made of polycarbonate.
Furthermore, the external antenna is a telescopic structure.
(III) advantageous effects
Compared with the prior art, the utility model provides a set up cell-phone of external antenna possesses following beneficial effect:
this set up external antenna's cell-phone, through increase a single-pole double-throw switch between former antenna of cell-phone and external antenna and RF, can switch over work between messenger's former antenna of cell-phone and the external antenna, through external antenna device length and its work resonance frequency range of tuning matching circuit control, through USB or the earphone jack with external antenna device inserts the cell-phone, make the radiation performance of the antenna of cell-phone itself improve, increase an extension antenna bandwidth on the basis of former antenna, make the antenna performance strengthen, be provided with the joint through external antenna's bottom, make external antenna can be convenient switch over in USB connects and earphone connects.
Drawings
Fig. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic diagram of the present invention;
fig. 3 is a schematic top view of the external antenna shown in fig. 1 according to the present invention;
fig. 4 is a schematic circuit diagram of the antenna shown in fig. 1 according to the present invention;
FIG. 5 is a partially enlarged schematic view of the structure of FIG. 1;
fig. 6 is a partially enlarged structural diagram of the point B shown in fig. 3 according to the present invention.
In the figure: 1. a mobile phone body; 2. a mobile phone antenna; 3. a single pole double throw switch; 4. an external antenna; 5. a joint; 6. a clamping block; 7. a fixed block; 8. a guide post; 9. a spring; 10. a handle; 11. anti-skid lines; 12. a plastic sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-6, the mobile phone with external antenna of the present invention comprises a mobile phone body 1, a mobile phone antenna 2 is disposed on the top of the left portion of the mobile phone body 1, a single-pole double-throw switch 3 is disposed on the bottom of the mobile phone antenna 2, and the single-pole double-throw switch 3 is electrically connected to the mobile phone antenna 2 and the mobile phone RF, respectively, an external antenna 4 is mounted on the top of the left portion of the mobile phone body 1, a connector 5 is disposed on the bottom of the external antenna 4, the external antenna 4 can be switched with a USB connector 5 and an earphone connector 5 through the connector 5, a fixture block 6 is disposed on each of the left portion and the right portion of the bottom of the external antenna 4, a slot is disposed on each of the left portion and the right portion of the bottom of the external antenna 4, and the fixture block 6 is engaged with the slot, a fixed block 7 is disposed on each of the middle portions of the, the outer side of each guide post 8 is provided with a spring 9, the left part and the right part of the joint 5 are provided with two through grooves, each through groove is matched with each guide post 8, the external antenna 4 adopts a telescopic structure, in the embodiment, the external antenna 4 is inserted into an earphone jack, one end of the earphone jack is grounded, the other end of the earphone jack is connected with antenna feed, when the external antenna 4 is inserted, the switch 1 is opened, the switch 2 is closed, namely, an external GPS antenna in operation is formed by the external antenna 4 device, so that the antenna can work in a frequency band of GPS by resonance, a single-pole double-throw switch 3 is added between the original antenna and the external antenna 4 of the mobile phone and the RF, so that the original antenna and the external antenna 4 of the mobile phone can be switched, the working resonant frequency range is controlled by the length of the external antenna 4 and the tuning matching circuit.
Wherein, set up the left end that sets up fixture block 6 in the left part of joint 5 and be provided with handle 10 to set up the right-hand member that sets up fixture block 6 in the right part of joint 5 and be provided with handle 10, make every fixture block 6 can be convenient stretch.
Wherein, the outside surface of two handles 10 is provided with several anti-skidding lines 11 for handle 10 has stronger frictional force, facilitates the use.
Wherein, the material of two joints 5 is rubber, makes joint 5 have better insulating effect.
Wherein, the inside in every logical groove all is provided with plastic sleeve 12, and in this embodiment, plastic sleeve 12 adopts material polycarbonate, makes fixture block 6 when leading to the inslot portion and slide, reduces fixture block 6 and the frictional force who leads to the groove.
Each spring 9 is a conical spiral compression spring, so that the spring 9 is convenient to manufacture and replace, and the cost is reduced.
Compare with DH35 cell-phone antenna 2 for the example, this utility model GPS antenna radiation performance promotes 4.1dB under the condition of inserting external antenna 4 device, and the antenna performance result is shown in table 1.
TABLE 1
In summary, in the mobile phone with the external antenna, when the mobile phone is used, the external antenna 4 device is inserted into the USB or the earphone jack, one end of the USB or the earphone jack is grounded or ungrounded according to specific conditions, and the other end of the USB or the earphone is connected to the antenna feed point, so that the external antenna 4 device as the mobile phone antenna 2 can radiate in a required communication frequency band. The working resonant frequency range is controlled by the length of the external antenna 4 or a tuning matching circuit.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a set up external antenna's cell-phone, includes cell-phone body (1), its characterized in that: the mobile phone comprises a mobile phone body (1), wherein a mobile phone antenna (2) is arranged at the top end of the left part of the mobile phone body (1), a single-pole double-throw switch (3) is arranged at the bottom of the mobile phone antenna (2), the single-pole double-throw switch (3) is electrically connected with the mobile phone antenna (2) and a mobile phone RF respectively, an external antenna (4) is installed at the top A of the left part of the mobile phone body (1), a joint (5) is arranged at the bottom end of the external antenna (4), clamping blocks (6) are arranged at the left part and the right part of the joint (5), clamping grooves are formed in the left part and the right part of the bottom of the external antenna (4), the clamping blocks (6) are matched with the clamping grooves, fixing blocks (7) are arranged in the middle parts of the two clamping blocks (6), guide columns (8) are arranged at the top and the bottom of the outer sides of the two fixing blocks (7), the left part and the right part of the joint (5) are both provided with two through grooves, and each through groove is respectively matched with each guide post (8).
2. The mobile phone with the external antenna as claimed in claim 1, wherein: the left end of the fixture block (6) arranged at the left part of the joint (5) is provided with a handle (10), and the right end of the fixture block (6) arranged at the right part of the joint (5) is provided with the handle (10).
3. The mobile phone with the external antenna as claimed in claim 2, wherein: the outer side surfaces of the two handles (10) are provided with a plurality of anti-skid grains (11).
4. The mobile phone with the external antenna as claimed in claim 3, wherein: the two joints (5) are made of rubber.
5. The mobile phone with the external antenna as claimed in claim 1, wherein: and a plastic sleeve (12) is arranged in each through groove.
6. The mobile phone with the external antenna as claimed in claim 1, wherein: each spring (9) is a conical spiral compression spring.
7. The mobile phone with the external antenna as claimed in claim 5, wherein: the material of each plastic sleeve (12) is polycarbonate.
8. The mobile phone with the external antenna as claimed in claim 1, wherein: the external antenna (4) is of a telescopic structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022600401.4U CN213186187U (en) | 2020-11-11 | 2020-11-11 | Mobile phone with external antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022600401.4U CN213186187U (en) | 2020-11-11 | 2020-11-11 | Mobile phone with external antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213186187U true CN213186187U (en) | 2021-05-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022600401.4U Active CN213186187U (en) | 2020-11-11 | 2020-11-11 | Mobile phone with external antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213186187U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115360497A (en) * | 2022-07-22 | 2022-11-18 | 青岛大学 | Flexible wearable ultra-wideband CPW antenna and preparation method thereof |
-
2020
- 2020-11-11 CN CN202022600401.4U patent/CN213186187U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115360497A (en) * | 2022-07-22 | 2022-11-18 | 青岛大学 | Flexible wearable ultra-wideband CPW antenna and preparation method thereof |
| CN115360497B (en) * | 2022-07-22 | 2024-04-05 | 青岛大学 | Flexible wearable ultra-wideband CPW antenna and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 215300 Room 009, No. 55, Shengchuang Road, Yushan Town, Kunshan, Suzhou, Jiangsu Province Patentee after: KUNSHAN RUIXIANG XUNTONG COMMUNICATION TECHNOLOGY Co.,Ltd. Country or region after: China Address before: 215300 no.1689-5 Zizhu Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province Patentee before: KUNSHAN RUIXIANG XUNTONG COMMUNICATION TECHNOLOGY Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |