WO2014161316A1

WO2014161316A1 - Terminal

Info

Publication number: WO2014161316A1
Application number: PCT/CN2013/087272
Authority: WO
Inventors: 杨萧
Original assignee: 中兴通讯股份有限公司
Priority date: 2013-07-11
Filing date: 2013-11-15
Publication date: 2014-10-09
Also published as: CN203481374U

Abstract

Disclosed is a terminal, which comprises a housing. A circuit board is provided inside the housing. A metal sheet antenna electrically connected to the circuit board is further adhered on a surface of the housing. In the terminal of the present invention, a metal sheet electrically connected to an internal circuit board is arranged on a surface of a housing of a terminal product and is used as an antenna to receive a wireless communication signal. Compared with an existing communications terminal, problems of easy breakage and undesirable appearance that occur when a long metal rod is used as an antenna are avoided; meanwhile, a problem of increased volume and thickness of a product as an embedded antenna needs to occupy space inside the product is also avoided.

Description

Terminal

Technical field

The present invention relates to the field of wireless communication products, and in particular, to a terminal with an antenna attached thereto. Background technique

At present, electronic products of communication terminals such as wireless network cards, data cards, mobile phones, etc., in which data cards, wireless network cards, etc. do not have antennas, so that wireless signals are not smoothly transmitted and received; mobile phone products have some long metal rods as signal receiving antennas, It is not beautiful, easy to break, and the signal receiving effect is not good. In addition, some methods are built into the wireless communication terminal products. Although the antenna is not easily damaged and the surface of the product is beautiful, the internal space of the product needs to occupy the internal space of the product, which increases the volume and thickness of the product. , can not meet the user's ultra-thin experience of the product. Summary of the invention

The main purpose of the embodiment of the present invention is to make up for the above drawbacks, and to provide a terminal surface mounted with a metal piece antenna, which can avoid the problem that the metal rod is easy to be broken and unsightly.

In order to achieve the above object, an embodiment of the present invention provides a terminal, including an outer casing, wherein a circuit board is disposed in the outer casing, and a metal piece antenna electrically connected to the circuit board is further fixed on the surface of the outer casing.

In the above solution, the surface of the outer casing is provided with a groove adapted to the metal piece antenna, and the metal piece antenna is disposed in the groove.

In the above solution, the metal piece antenna is provided with an undercut, and the groove is provided with a buckle groove adapted to the reverse buckle;

The metal piece antenna is fastened to the groove by the buckle and the buckle groove. In the above solution, the metal piece antenna is screwed onto the outer casing. In the above solution, the metal piece antenna is adhered to the outer casing by an adhesive.

In the above solution, the metal piece antenna is connected to the circuit board through a copper wire, a flexible wire or a conductive elastic piece.

In the above solution, the outer casing is provided with a through hole for the copper wire, the flexible wire or the conductive elastic piece to penetrate from the outer casing of the outer casing and connect with the circuit board.

In the above solution, the conductive elastic piece has a flat welding surface at one end and a bent elastic portion at the other end;

The soldering surface is spot-welded on the circuit board, and the shrapnel portion is in contact with the metal piece antenna.

In the above solution, the through hole is disposed in the groove.

In the above solution, the outer casing has a rectangular parallelepiped shape, and includes an upper surface, a lower bottom surface, and four circumferential side surfaces;

The sheet metal antenna is disposed on the circumferential side surface, the upper surface, or the lower bottom surface.

In the terminal of the embodiment of the present invention, a metal piece electrically connected to the built-in circuit board is disposed on the surface of the outer casing of the terminal product as an antenna, and receives a wireless communication signal, and the metal piece antenna is connected to the circuit board through a copper wire, a flexible wire or a conductive elastic piece. . Compared with the existing terminal, it avoids the problem of easy breakage and unsightiness caused by the long metal rod when the antenna is generated, and also avoids the need for the internal antenna to occupy the internal space of the product, so that the volume and thickness of the product are increased. problem. DRAWINGS

1 is a schematic structural diagram of a terminal according to a preferred embodiment of the present invention;

2 is a schematic exploded view of the terminal shown in FIG. 1;

3 is a schematic structural view of a PCB board in the terminal of FIG. 1;

4 is a schematic structural view of the metal piece antenna shown in FIG. 2;

FIG. 5 is a schematic view showing the connection between the metal piece antenna and the PCB board of FIG. 1 through a conductive elastic piece. detailed description

The implementation, functional features and advantages of the objects of the present invention will be further described in conjunction with the embodiments herein.

It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The embodiment of the invention provides a terminal.

1 and FIG. 3, FIG. 1 is a schematic structural diagram of a terminal according to a preferred embodiment of the present invention;

3 is a schematic structural diagram of a printed circuit board (Printed Circuit Board) in the terminal of FIG.

The terminal of the embodiment of the present invention takes a mobile phone as an example, and includes an outer casing 10 having a built-in PCB board 11. The surface of the outer casing 10 is fixed with a metal piece antenna 20, and the metal piece antenna 20 is electrically connected to the PCB board 11 in the outer casing 10.

A power source 12 electrically connected to the PCB board 11 is also mounted in the outer casing 10.

In the embodiment of the present invention, the PCB board is the most commonly used circuit board type of the current terminal product, and the above-mentioned PCB board 11 is removed. In order to meet the requirements of different terminals, other types of circuit boards may be used, such as FPC (Flexible). Printed Circuit, flexible circuit board, high frequency board, ceramic board, etc., are not limited here.

According to the above terminal of the embodiment of the present invention, the metal piece antenna 20 electrically connected to the built-in PCB board 11 is provided on the surface of the outer casing of the terminal product as an antenna to receive a wireless communication signal. Compared with the existing terminal, it avoids the problem of easy breakage and unsightiness caused by the long metal rod when the antenna is generated, and also avoids the need for the internal antenna to occupy the internal space of the product, so that the volume and thickness of the product are increased. problem. The power source 12 can be designed according to the requirements of the product of the terminal. For example, when the terminal product is a mobile phone, the use of the power supply must be built in the mobile phone to supply power to the PCB 11. Some terminal products do not require a built-in power supply, such as a data card. When used, connected to a computer, etc., and the computer supplies power to the data card, the power supply 12 can be omitted. Of course, in order to ensure that the product can supply power by itself, a power supply 12 is always built in the terminal, and is not limited herein. The terminal of the embodiment of the present invention may be a wireless terminal that is generally used at present, such as the above-mentioned mobile phone, data card, etc., or may be a wired terminal with wireless signal transmission and reception.

At the same time, the metal piece antenna 20 is fixed on the surface of the outer casing 10 by a metal piece as an antenna, and the size, shape and material thereof may be determined according to the type of the specific signal of the antenna and the use occasion, and may be a metal elemental material or a metal material. An alloy of various metals.

The electrical connection between the above-mentioned metal piece antenna 20 and the built-in PCB board 11 can be connected by means of a copper wire, an FPC cable (also called a flexible cable), or a conductive elastic piece 22. Referring to FIG. 5, FIG. 5 is a schematic diagram of the metal piece antenna and the PCB board connected by the conductive elastic piece in FIG. One end of the conductive elastic piece 22 is a flat planar portion 221, and the other end is a bent piece-shaped elastic piece portion 222; wherein the conductive elastic piece 22-end flat portion 221 is spot-welded on the PCB board 11; the other end of the elastic piece portion 222 and The metal piece antenna 20 is in contact connection and functions as an antenna feed point. At the same time, due to the elasticity of the elastic piece portion 222, the stability of the contact between the metal piece antenna 20 and the conductive elastic piece 22 is further enhanced, and the situation of poor contact is prevented.

In the above embodiment, the outer casing 10 may be a plastic member or a metal member. In order to strengthen the strength of the outer casing 10, a metal support frame is mounted in the outer casing 10, and the metal support frame is attached to the inner cavity of the outer casing 10 for supporting the outer casing 10 to alleviate the external pressure on the outer casing 10. The stability of the outer casing 10 is ensured.

The manner in which the above-described sheet metal antenna 20 is fixed to the surface of the outer casing 10 is preferably attached to the surface of the outer casing 10 by means of a mechanical chucking method or adhesive bonding. Referring to FIG. 4, FIG. 4 is a schematic structural view of the metal piece antenna shown in FIG. 2. The end side of the metal piece antenna 20 may be provided with an undercut 21, and the outer casing 10 is provided with a buckle groove adapted to the reverse buckle 21, and is mounted. When the buckle 21 is buckled into the corresponding buckle groove, it can be. The above mechanical card positioning mode is adopted, and the disassembly and installation are convenient. In the meantime, in addition to the above preferred embodiment, the metal piece antenna 20 may be attached to the outer casing 10 by means of a screw, or a back adhesive, or a hot melt adhesive. The PCB board 11 is built in the outer casing 10, and can also be screwed, dispensed, buckled, etc. It is fixed in the outer casing 10.

2, FIG. 2 is a schematic exploded view of the terminal shown in FIG. The shape of the groove 15 is adapted to fit; the position of the buckle groove corresponds to the undercut 21 on the metal piece antenna 20, and may be disposed on the end side of the groove 15, when the metal piece antenna 20 is installed in the groove 15, The position of the buckle 21 coincides with the position of the buckle groove. In order to facilitate the connection between the metal piece antenna 20 and the PCB board 11 in the outer casing 10, a through hole 151 is also formed in the recess 15 for connecting the copper wire of the PCB board 11 and the metal piece antenna 20, the FPC cable, and the conductive The elastic piece 22 passes through the through hole 151 and is connected to the PCB board at one end, and is connected to the metal piece antenna 20 at one end. Moreover, in addition to facilitating the mounting of the metal piece antenna 20, the groove 15 can also function to accommodate the copper wire, the FPC cable, and the conductive elastic piece 22, and reduce the arrangement of the electrical connection lines in the outer casing 10. The problem is that the space inside the outer casing 10 is also saved, and the volume of the terminal product can be reduced, which satisfies the popular experience of requiring an ultra-thin experience for electronic products such as terminals.

Preferably, the terminal of the present invention further includes a TP-LCD (Touch Panel-Liquid Crystal Display) component 16 attached to the outer casing 10. The TP-LCD component 16 is also connected to the built-in PCB. . It can be used for both input of data signals and display output of data signals. The TP is located outside the LCD and is used to generate signals by touch.

Specifically, in the above embodiment, the power source 12 may be a general-purpose lithium battery or a dry battery as long as the voltage of the circuit can be supplied. When a lithium battery is used, in order to ensure the stability of the connection between the power source 12 and the PCB board 11, the lithium battery is fixed on the PCB board 11 to prevent the unstable connection of the circuit generated by the lithium battery and the PCB board 11 from being separated.

The terminal of the embodiment of the present invention uses the metal piece antenna 20 as a signal medium to receive electromagnetic wave signals of different channels, and is transmitted to the PCB board 11 for processing by the software and hardware modules on the PCB board, and then the screen is formed by the TP-LCD component 16. display. At the same time, the power source 12 is used to supply voltage to the entire end product. Specifically, the position at which the above-described sheet metal antenna 20 is disposed at the outer casing 10 can be determined according to the shape of the product. Most of the popular electronic products and the like are generally designed in the shape of a rectangular parallelepiped. The terminal in the embodiment of the present invention preferably adopts this shape. The outer casing 10 includes an upper surface, a lower bottom surface, and a peripheral side surface for mounting the above TP- The LCD component 16 and the peripheral side metal piece antenna 20 are attached to the circumferential side surface of the outer casing 10; the product conforms to the shape of the product itself, and the terminal product has a metal stripe 20 after the metal piece antenna 20 is attached to the circumferential side. The visual effect is very beautiful. Of course, the metal piece antenna 20 can also be disposed on the lower bottom surface without limitation.

And the lower bottom surface is further provided with a power cover, which can be turned on and replaced.

The terminal of the present invention is not limited to a mobile phone, but can also be used for a wireless data card, a wireless network card, a tablet computer, and the like.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the scope of the invention, and the equivalent structure or equivalent flow transformation made by the specification and the drawings of the present invention may be directly or indirectly applied to other related The technical field is equally included in the scope of patent protection of the present invention. Industrial applicability

The terminal provided by the embodiment of the present invention provides a metal piece electrically connected to the built-in circuit board as an antenna on the surface of the outer casing of the terminal product, and the metal piece antenna receives the wireless communication signal; wherein the metal piece antenna passes through the copper wire and is soft The cable or conductive spring is connected to the circuit board. By using the terminal provided by the invention, the problem that the long metal rod is easy to be broken and unsightly generated by the antenna is avoided, and the problem that the built-in antenna needs to occupy the internal space of the product and the volume and thickness of the product are increased is also avoided. .

Claims

claims

1. A terminal, including an outer casing, a circuit board arranged inside the outer casing, and a metal sheet antenna electrically connected to the circuit board fixed on the surface of the outer casing.

2. The terminal according to claim 1, wherein the surface of the outer shell is provided with a groove adapted to the metal sheet antenna, and the metal sheet antenna is disposed in the groove.

3. The terminal according to claim 2, wherein the metal sheet antenna is provided with an undercut, and the groove is provided with a buckle groove adapted to the undercut;

The metal sheet antenna is fastened and fixed in the groove through the undercut and the buckle groove.

4. The terminal according to claim 1, wherein the metal piece antenna is screwed to the outer casing.

5. The terminal according to claim 1, wherein the metal sheet antenna is adhered to the outer shell by adhesive.

6. The terminal according to claim 2, wherein the metal sheet antenna is connected to the circuit board through a copper wire, a flexible cable or a conductive elastic piece.

7. The terminal according to claim 6, wherein the outer shell is provided with a through hole for the copper wire, flexible cable or conductive elastic piece to penetrate from the outer shell into the outer shell and connect to the circuit board. .

8. The terminal according to claim 7, wherein, one end of the conductive spring piece is a flat welding portion, and the other end is a bent spring portion; wherein,

The welding portion is spot welded on the circuit board, and the elastic piece portion is in contact with the metal sheet antenna.

9. The terminal according to claim 7, wherein the through hole is provided in the groove.

10. The terminal according to claim 1, wherein the outer shell is in the shape of a rectangular parallelepiped, including an upper surface, a lower bottom surface, and four peripheral sides;

The metal piece antenna is arranged on the peripheral side surface, upper surface or lower bottom surface.