CN215771551U - Bluetooth headset with antenna extension structure - Google Patents
Bluetooth headset with antenna extension structure Download PDFInfo
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- CN215771551U CN215771551U CN202122260713.XU CN202122260713U CN215771551U CN 215771551 U CN215771551 U CN 215771551U CN 202122260713 U CN202122260713 U CN 202122260713U CN 215771551 U CN215771551 U CN 215771551U
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Abstract
The utility model provides a Bluetooth headset with an antenna extension structure, and belongs to the technical field of Bluetooth headsets. The Bluetooth earphone comprises an earplug body and a rod part, wherein a sound outlet hole is formed in the surface of the earplug body, a power supply, a loudspeaker and a Bluetooth main chip are arranged in the earplug body, the loudspeaker is arranged corresponding to the sound outlet hole, the Bluetooth main chip is electrically connected with the loudspeaker, a control main board and an antenna are arranged in the rod part, the antenna comprises an antenna main body and an antenna extension structure which are fixedly connected, the antenna extension structure is tightly attached to the inner side of a shell of the Bluetooth earphone body and is wired, the control main board is respectively and electrically connected with the power supply and the antenna main body, and the Bluetooth main chip is fixedly arranged on the control main board. The utility model has the beneficial effects that: the antenna extension structure increases the static area and the radiation loop area of the antenna, greatly improves the communication distance of the Bluetooth headset, the antenna extension structure is tightly attached to the inner side of the shell of the Bluetooth headset, the antenna can be well fastened by utilizing the space, the assembly of devices at the front part of the Bluetooth headset is not influenced, and the stability of the antenna of the Bluetooth headset is improved.
Description
Technical Field
The utility model relates to the technical field of Bluetooth earphones, in particular to a Bluetooth earphone with an antenna extension structure.
Background
With the popularization of the TWS rod type Bluetooth headset, people can use the TWS rod type Bluetooth headset conveniently in various occasions, particularly, the TWS rod type Bluetooth headset can listen to music, receive calls and the like outdoors or in sports, and wireless audio is transmitted to people to bring great convenience. But along with TWS pole-type bluetooth headset function among the prior art is more and more, integrated circuit piles up more and more highly integrated with the structure, touch button, silicon miaow goes out sound hole and pilot lamp etc. and has taken up most space, the volume of antenna structure has more and more been restricted to constrictive inner space size, lead to the quiet empty region of antenna not enough with radiation loop area, thereby seriously influenced pole-type TWS bluetooth headset's communication distance, the performance of bluetooth headset antenna hardly satisfies people's demand, and strong vibration in use or motion process also can influence the stability of bluetooth headset antenna.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the utility model provides the Bluetooth headset with the antenna extension structure, the antenna extension structure is arranged in the Bluetooth headset, the area of a dead space area and a radiation loop of an antenna is increased, the communication distance of the Bluetooth headset is greatly increased, the antenna extension structure is tightly attached to the inner side of the shell of the Bluetooth headset to be wired, the antenna can be well and tightly fixed by utilizing the space, the assembly of devices in the front of the Bluetooth headset is not influenced, the stability of the antenna of the Bluetooth headset is improved, and the problems that the communication distance of the Bluetooth headset is short, and the stability of the antenna of the Bluetooth headset is influenced by strong vibration in the using or moving process in the prior art are solved.
The utility model provides a Bluetooth headset with an antenna extension structure, which comprises an earplug and a rod part which are fixedly connected, wherein a sound outlet hole is formed in the surface of the earplug, a power supply, a loudspeaker and a Bluetooth main chip are arranged in the earplug, the loudspeaker is arranged corresponding to the sound outlet hole, the Bluetooth main chip is electrically connected with the loudspeaker, a control main board and an antenna are arranged in the rod part, the antenna comprises an antenna main body and an antenna extension structure which are fixedly connected, the antenna extension structure is tightly attached to the inner side of a shell of the Bluetooth headset for wiring, the control main board is respectively and electrically connected with the power supply and the antenna main body, the Bluetooth main chip is fixedly arranged on the control main board, and the antenna extension structure can increase the area of a dead space region and a radiation loop of the antenna so as to improve the communication distance of the Bluetooth headset.
The utility model is further improved, the control main board is also provided with an antenna feed column, and the antenna main body is electrically connected with the control main board through the antenna feed column.
The utility model is further improved, the antenna main body is tightly attached to the inner side of the shell of the Bluetooth headset for wiring, and the vertical distance between the antenna main body and the control mainboard is 2.50 mm.
The utility model is further improved, the lower end of the rod part is provided with a charging port, the control mainboard is also provided with a charging column, and the charging port is electrically connected with the control mainboard through the charging column.
The utility model is further improved, the control mainboard is also provided with a touch key, one end of the touch key is fixed on the control mainboard, and the other end of the touch key is arranged close to the inner side of the shell of the Bluetooth earphone.
The utility model is further improved, the control mainboard is also provided with a noise reduction silicon microphone, and the noise reduction silicon microphone is arranged at one end of the control mainboard, which is provided with the Bluetooth main chip.
The utility model is further improved, the control mainboard is also provided with a communication silicon microphone, and the communication silicon microphone is arranged at the lower end of the rod part.
In a further improvement of the present invention, the ear plug and the stem are integrally formed, and the antenna body and the antenna extension structure are integrally formed.
Compared with the prior art, the utility model has the beneficial effects that: the utility model provides a Bluetooth headset with an antenna extension structure, which increases the dead space area and the radiation loop area of an antenna and greatly improves the communication distance of the Bluetooth headset by arranging the antenna extension structure in the Bluetooth headset, and the antenna extension structure is tightly attached to the inner side of a shell of the Bluetooth headset to route wires, so that the antenna can be well and tightly fixed by using the space, the assembly of devices at the front part of the Bluetooth headset is not influenced, the stability of the antenna of the Bluetooth headset is improved, and the problems that the communication distance of the Bluetooth headset is short and the stability of the antenna of the Bluetooth headset is influenced by strong vibration in the use or movement process in the prior art are solved.
Drawings
Fig. 1 is a structural diagram of a bluetooth headset having an antenna extension structure according to the present invention.
In the figure, 1-earplug, 11-sound outlet, 12-power supply, 13-loudspeaker, 14-Bluetooth main chip, 2-rod part, 21-control main board, 211-antenna feed column, 212-charging column, 213-touch key, 214-noise reduction silicon microphone, 215-talking silicon microphone, 22-antenna, 221-antenna main body and 222-antenna extension structure.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 1, the bluetooth headset with an antenna extension structure provided by the present invention comprises a fixedly connected earplug 1 and a stem portion 2, the surface of the earplug 1 is provided with a sound outlet 11, the earplug 1 is internally provided with a power supply 12, a loudspeaker 13 and a Bluetooth main chip 14, the loudspeaker 13 is arranged corresponding to the sound outlet hole 11, the Bluetooth main chip 14 is electrically connected with the loudspeaker 13, a control main board 21 and an antenna 22 are arranged in the rod part 2, the antenna 22 comprises an antenna main body 221 and an antenna extension structure 222 which are fixedly connected, the antenna extension structure 222 is closely attached to the inner side of the bluetooth headset casing, the control main board 21 is electrically connected with the power supply 12 and the antenna main body 221 respectively, the bluetooth main chip 14 is fixedly arranged on the control main board 21, and the antenna extension structure 222 can increase the area of the dead space region and the radiation loop of the antenna 22, so as to improve the communication distance of the bluetooth headset.
As shown in fig. 1, the control main board 21 is further provided with an antenna feeding column 211, the antenna main body 221 is electrically connected to the control main board 211 through the antenna feeding column 211, and the antenna feeding column is configured to feed back a signal received by an antenna to the control main board.
As shown in fig. 1, the antenna main body 221 is tightly attached to the inner side of the bluetooth headset shell for routing, the vertical distance between the antenna main body 221 and the control main board 21 is 2.50mm, the antenna main body is tightly fixed to the inner side of the bluetooth headset shell and is not easy to loosen, and the stability of the bluetooth headset is greatly improved.
As shown in fig. 1, a charging port is provided at the lower end of the rod portion 2, and the control main board 21 is further provided with a charging post 212, and the charging port is electrically connected to the control main board 21 through the charging post 212.
As shown in fig. 1, the control main board 21 is further provided with a touch key 213, one end of the touch key 213 is fixed to the control main board 21, and the other end of the touch key 213 is disposed close to the inner side of the bluetooth headset housing and is used for receiving a touch instruction of a user.
As shown in fig. 1, the control motherboard 21 is further provided with a noise reduction silicon microphone 214, and the noise reduction silicon microphone 214 is disposed at one end of the control motherboard 21 where the bluetooth master chip 14 is disposed, and is used for reducing noise signals.
As shown in fig. 1, the control main board 21 is further provided with a talking silicon microphone 215, and the talking silicon microphone 215 is arranged at the lower end of the rod part 2.
As shown in fig. 1, the earplug 1 and the stem 2 are integrally formed, and the antenna body 221 and the antenna extension structure 222 are integrally formed, so that the structure of the antenna and the bluetooth headset is more stable and the performance is more stable.
The antenna extension structure is tightly attached to the inner side of the shell of the Bluetooth headset and is wired. Because the influence of fixed thinking, among the prior art, can not develop anterior region and design the antenna, because the front portion has a lot of sensitive devices, like loudspeaker bonding wire, battery bonding wire, mark wind, bluetooth chip etc. can be natural for disturbing very big and be unfavorable for the equipment production. The practical project also has case verification, the antenna is debugged based on the inherent thinking of the region before improvement before the antenna extension structure is designed, and the effect of the antenna is limited because the region area of the FPC antenna before improvement is limited and the wavelength of a radiation loop adjusted by the antenna is insufficient, and the distance is always about 7 m; the antenna extension structure is designed on the top end of the post part skillfully, the antenna extension structure enables the loop area of the antenna to be increased and the static altitude of the antenna to be improved, and therefore the overall parameters and the actual measurement distance of the antenna are improved remarkably.
Table 1 below is the rf data and measured distance data for a bluetooth headset before designing the antenna extension structure:
table 1
RF OTA testing
| Prototype machine | Test results | Mobile phone model |
| 1#、2#、3# | 6.5～7.5M | Apple 11 |
Table 2 below is the rf data and measured distance data for the bluetooth headset after designing the antenna extension structure:
table 2
RF OTA testing
| Prototype machine | Test results | Mobile phone model |
| 1#、2#、3# | Are all more than 20M | Apple 11 |
Through comparing table 1 and table 2, it is not difficult to discover that after the antenna extension structure is designed in the bluetooth headset, the communication distance of a prototype is increased from about 7 meters to more than 20 meters, the increase range is very large, and the stability of radio frequency data is also obviously improved.
Therefore, the Bluetooth headset with the antenna extension structure provided by the utility model has the advantages that the antenna extension structure is arranged in the Bluetooth headset, the static area and the radiation loop area of the antenna are increased, the communication distance of the Bluetooth headset is greatly increased, the antenna extension structure is tightly attached to the inner side of the shell of the Bluetooth headset to be wired, the antenna can be well and tightly fixed by utilizing the space, the assembly of devices in the front of the Bluetooth headset is not influenced, the stability of the Bluetooth headset antenna is improved, and the problems that the communication distance of the Bluetooth headset is short, and the stability of the Bluetooth headset antenna is influenced by strong vibration in the use or movement process in the prior art are solved.
The above-described embodiments are intended to be illustrative, and not restrictive, of the utility model, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (8)
1. The utility model provides a bluetooth headset with antenna extension structure, its characterized in that, earplug and pole portion including fixed connection, a sound hole has been seted up on the earplug surface, be equipped with power, loudspeaker and bluetooth main chip in the earplug, loudspeaker with it corresponds the setting to go out the sound hole, bluetooth main chip with the loudspeaker electricity is connected, be equipped with control mainboard and antenna in the pole portion, the antenna includes fixed connection's antenna main part and antenna extension structure, the antenna extension structure hugs closely bluetooth headset shell inboard and walks the line, control mainboard respectively with the power antenna main part electricity is connected, bluetooth main chip is fixed set up in on the control mainboard, thereby the antenna extension structure can increase the quiet empty region of antenna and radiation loop area improves bluetooth headset's communication distance.
2. The bluetooth headset provided with an antenna extension structure according to claim 1, wherein: the control main board is further provided with an antenna feed column, and the antenna main body is electrically connected with the control main board through the antenna feed column.
3. The bluetooth headset provided with an antenna extension structure according to claim 2, wherein: the antenna main body is tightly attached to the inner side of the shell of the Bluetooth headset to be wired, and the vertical distance between the antenna main body and the control main board is 2.50 mm.
4. The bluetooth headset with an antenna extension structure as claimed in claim 3, wherein: the lower end of the rod part is provided with a charging port, the control mainboard is further provided with a charging column, and the charging port is electrically connected with the control mainboard through the charging column.
5. The bluetooth headset provided with an antenna extension structure according to claim 4, wherein: the control mainboard is also provided with a touch key, one end of the touch key is fixed on the control mainboard, and the other end of the touch key is tightly attached to the inner side of the shell of the Bluetooth headset.
6. The bluetooth headset provided with an antenna extension structure according to claim 5, wherein: the control mainboard is also provided with a noise reduction silicon microphone, and the noise reduction silicon microphone is arranged at one end of the control mainboard, which is provided with the Bluetooth main chip.
7. The bluetooth headset with an antenna extension structure as claimed in claim 6, wherein: the control mainboard is also provided with a communication silicon microphone which is arranged at the lower end of the rod part.
8. The bluetooth headset provided with an antenna extension structure according to claim 7, wherein: the earplug and the rod part are integrally formed, and the antenna main body and the antenna extension structure are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122260713.XU CN215771551U (en) | 2021-09-17 | 2021-09-17 | Bluetooth headset with antenna extension structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122260713.XU CN215771551U (en) | 2021-09-17 | 2021-09-17 | Bluetooth headset with antenna extension structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215771551U true CN215771551U (en) | 2022-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122260713.XU Active CN215771551U (en) | 2021-09-17 | 2021-09-17 | Bluetooth headset with antenna extension structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115051732A (en) * | 2022-05-09 | 2022-09-13 | 立讯电子科技（昆山）有限公司 | Wireless communication module and electronic device including the same |
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2021
- 2021-09-17 CN CN202122260713.XU patent/CN215771551U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115051732A (en) * | 2022-05-09 | 2022-09-13 | 立讯电子科技（昆山）有限公司 | Wireless communication module and electronic device including the same |
| CN115051732B (en) * | 2022-05-09 | 2023-11-28 | 立讯电子科技（昆山）有限公司 | Wireless communication module and electronic device comprising same |
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