CN217035990U - Mobile communication terminal with built-in antenna - Google Patents

Mobile communication terminal with built-in antenna Download PDF

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Publication number
CN217035990U
CN217035990U CN202220575070.XU CN202220575070U CN217035990U CN 217035990 U CN217035990 U CN 217035990U CN 202220575070 U CN202220575070 U CN 202220575070U CN 217035990 U CN217035990 U CN 217035990U
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China
Prior art keywords
antenna
mobile communication
communication terminal
shell
groove
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Active
Application number
CN202220575070.XU
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Chinese (zh)
Inventor
黄娣娣
陈有为
郭文斌
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Quanzhou Sfe Electronic Technology Co ltd
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Quanzhou Sfe Electronic Technology Co ltd
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Priority to CN202220575070.XU priority Critical patent/CN217035990U/en
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Abstract

The utility model provides a mobile communication terminal with a built-in antenna, which comprises a shell and a PCB, wherein the PCB is arranged in the shell and is fixedly connected with a contact base; the outer surface of the shell is provided with a groove, one side of the groove is provided with a through hole leading to the inside of the shell, a microstrip antenna is clamped in the groove, one end of the microstrip antenna is connected with a copper contact piece, and the copper contact piece penetrates through the through hole and is arranged in the shell and connected with a metal pin in the contact base. The utility model fully ensures the stable performance of the public network antenna, the microstrip antenna has the advantages of miniaturization, easy integration, good directivity and the like, the internal antenna reduces the number of external ports of the terminal, and the experience effect of a user is improved while the integral attractiveness of the mobile terminal is not influenced.

Description

Mobile communication terminal with built-in antenna
Technical Field
The utility model relates to the technical field of built-in antennas, in particular to a mobile communication terminal with a built-in antenna.
Background
The antenna of a mobile communication terminal is an important component of the air interface of the mobile terminal, and functions to perform wireless communication between the mobile communication terminal and a base station by transmitting and receiving signals. The quality of communication depends to some extent on the performance of the mobile communication terminal antenna, and a key factor affecting the performance of the mobile communication terminal antenna is the design of the mobile communication terminal antenna. The mobile communication terminal antenna goes through the development stage from an external antenna to an internal antenna, and along with the rapid development of public and private network wireless communication technology, the mobile communication terminal antenna has the inevitable trend of the development of the internal antenna of the handheld mobile communication terminal, such as multiple frequency bands, wide frequency bands, miniaturization and multiple purposes.
SUMMERY OF THE UTILITY MODEL
In order to solve the above-mentioned disadvantages of the prior art, an object of the present invention is to provide a mobile communication terminal with a built-in antenna, so as to overcome the drawbacks of the prior art.
In order to achieve the above object, the present invention provides a mobile communication terminal with an internal antenna, which includes a housing and a PCB board; the PCB is arranged in the shell and is fixedly connected with a contact base; the surface of the shell is provided with a groove, one side of the groove is provided with a through hole leading to the inside of the shell, a microstrip antenna is clamped in the groove, one end of the microstrip antenna is connected with a copper contact piece, and the copper contact piece is arranged in the shell in a penetrating mode through the through hole and is connected with a metal pin in the contact base.
Through above-mentioned technical scheme, fully guarantee public network antenna stable performance, microstrip antenna has advantages such as miniaturized, easy integration, directionality are good, and the external port quantity of terminal is reduced to built-in antenna, when not influencing mobile terminal whole pleasing to the eye, has promoted user's experience effect.
As a further description of the mobile communication terminal with an internal antenna according to the present invention, it is preferable that the microstrip antenna is used as an internal antenna for a public network frequency band.
As a further description of the mobile communication terminal with an internal antenna according to the present invention, preferably, the mobile communication terminal further includes an external antenna, and the external antenna is connected to the PCB board through an RF radio frequency interface, and is used for a private network frequency band.
Through the technical scheme, the mobile communication terminal is a multi-mode terminal, the external antenna is an antenna of a private network frequency band, and the internal antenna is a micro-strip antenna of a public network frequency band.
As a further description of the mobile communication terminal with an internal antenna according to the present invention, it is preferable that the cover plate is fastened on the groove.
Through the technical scheme, the cover plate encapsulates the microstrip antenna so as to protect the microstrip antenna.
The utility model has the beneficial effects that: the utility model fully ensures the stable performance of the public network antenna, the microstrip antenna has the advantages of miniaturization, easy integration, good directivity and the like, the internal antenna reduces the number of external ports of the terminal, and the experience effect of a user is improved while the integral attractiveness of the mobile terminal is not influenced.
Drawings
Fig. 1 is a schematic connection diagram of an internal antenna according to the present invention.
Fig. 2 is a schematic external structure diagram of a mobile communication terminal according to the present invention.
Detailed Description
To further understand the structure, characteristics and other objects of the present invention, the following detailed description is given with reference to the accompanying preferred embodiments, which are only used to illustrate the technical solutions of the present invention and are not to limit the present invention.
As shown in fig. 1, a mobile communication terminal with an internal antenna includes a case 1 and a PCB 2; the PCB 2 is arranged in the shell 1, and the PCB 2 is fixedly connected with a contact seat 3; the surface of the shell 1 is provided with a groove 4, one side of the groove 4 is provided with a through hole 5 leading to the inside of the shell 1, a microstrip antenna 6 is clamped in the groove 4, one end of the microstrip antenna 6 is connected with a copper contact piece 7, and the copper contact piece 7 is arranged in the shell 1 in a penetrating mode through the through hole 5 and is connected with a metal pin in the contact base 3. The microstrip antenna 6 is used as a built-in antenna for the public network frequency band. And designing an antenna wavelength matching circuit according to the frequency band, and the like to realize the internal arrangement on the PCB. The groove 4 is buckled with a cover plate to encapsulate the microstrip antenna 6. The microstrip antenna has the advantages of miniaturization, easy integration, good directivity and the like, the number of external ports of the terminal is reduced by the built-in antenna, the overall attractiveness of the mobile terminal is not affected, the stable performance of the public network antenna is fully guaranteed, and the experience effect of a user is improved.
In addition, the mobile communication terminal also comprises an external antenna 8, and the external antenna 8 is connected with the PCB 2 through an RF (radio frequency) interface and used for a private network frequency band. The mobile communication terminal is a multi-mode terminal by the external antenna and the internal antenna, wherein the external antenna is an antenna with a private network frequency band, and the internal antenna is a microstrip antenna with a public network frequency band.
It should be noted that the above-mentioned embodiments and embodiments are intended to demonstrate the practical application of the technical solution provided by the present invention, and should not be construed as limiting the scope of the present invention. Various modifications, equivalent substitutions, or improvements may be made by those skilled in the art within the spirit and principles of the utility model. The scope of the utility model is to be determined by the appended claims.

Claims (4)

1. A mobile communication terminal with built-in antenna, characterized in that the mobile communication terminal comprises a housing (1) and a PCB board (2); wherein,
the PCB (2) is arranged in the shell (1), and the PCB (2) is fixedly connected with a contact base (3);
the outer surface of the shell (1) is provided with a groove (4), one side of the groove (4) is provided with a through hole (5) leading to the inside of the shell (1), a microstrip antenna (6) is clamped in the groove (4), one end of the microstrip antenna (6) is connected with a copper contact piece (7), and the copper contact piece (7) is arranged in the shell (1) in a penetrating mode through the through hole (5) and is connected with a metal pin in the contact base (3).
2. A mobile communication terminal with built-in antenna according to claim 1, characterized in that the microstrip antenna (6) is used as a built-in antenna for the public network frequency band.
3. A mobile communication terminal with an internal antenna according to claim 1, characterized in that the mobile communication terminal further comprises an external antenna (8), the external antenna (8) being connected to the PCB board (2) via an RF radio interface for a private network frequency band.
4. A mobile communication terminal with built-in antenna according to claim 1, characterized in that the groove (4) is provided with a cover plate in a buckling manner.
CN202220575070.XU 2022-03-16 2022-03-16 Mobile communication terminal with built-in antenna Active CN217035990U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220575070.XU CN217035990U (en) 2022-03-16 2022-03-16 Mobile communication terminal with built-in antenna

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220575070.XU CN217035990U (en) 2022-03-16 2022-03-16 Mobile communication terminal with built-in antenna

Publications (1)

Publication Number Publication Date
CN217035990U true CN217035990U (en) 2022-07-22

Family

ID=82455342

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220575070.XU Active CN217035990U (en) 2022-03-16 2022-03-16 Mobile communication terminal with built-in antenna

Country Status (1)

Country Link
CN (1) CN217035990U (en)

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