CN101360133B - wireless communication device - Google Patents

Abstract

The invention discloses a wireless communication device, which comprises a shell, a substrate and an antenna, wherein the edge of the substrate is provided with a first guide hole, and the antenna comprises a body part. Here, the antenna receives or transmits an electromagnetic signal by its body portion. On the other hand, the main body of the antenna penetrates through the first guide hole and is locked in the shell, so that the substrate is fixed in the shell.

Description

wireless communication device

technical field

The present invention relates to a wireless communication device, and in particular to a wireless communication device using a fixed device to send and receive signals.

Background technique

At present, the communication methods of the general public have gradually entered the era of wireless communication, so the usage rate of wireless communication devices in various occasions is getting higher and higher, and it is becoming more and more diversified, such as mobile phones, smart phones, multimedia Players, personal digital assistants, satellite navigators, etc., various small wireless communication devices have been gradually developed, and have become electronic products that people must have in their daily lives.

Generally speaking, the way for wireless communication devices to receive and process signals is to first receive the signal through the antenna, then transmit the signal received by the antenna to the circuit, and then start a series of processing on the signal received by the antenna. processing. For example, taking the internal view of a traditional wireless communication device shown in FIG. 1 as an example, the traditional wireless communication device 100 includes a lower case 110 , a substrate 120 , a screw 130 , an antenna 140 , an impedance matching circuit 150 and a transceiver 160 . Wherein, the antenna 140 , the impedance matching circuit 150 and the transceiver 160 are disposed on the substrate 120 .

Looking further at the structure of the conventional wireless communication device 100 , here, a guide hole 121 is formed at a corner of the substrate 120 , and the lower case 110 has a nut 111 corresponding to the guide hole 121 . Wherein, the screw 130 is used to pass through the guide hole 121 and lock into the nut 111 to fix the lower casing 110 and the base plate 120 . It should be noted that, under the premise of considering the miniaturization of the traditional wireless communication device 100 , the screw 130 must be disposed at the corner of the substrate 120 . In addition, in order to avoid the influence of the hand holding effect on the antenna 140 , the antenna 140 can also be arranged at the surrounding edges of the substrate 120 .

However, when the antenna 140 and the screw 130 are disposed at the corner of the substrate 120 at the same time, the ability of the antenna 140 to transmit and receive electromagnetic signals will be affected by the screw 130 . Here, in order to improve the transmitting and receiving capability of the antenna 140 , the antenna 140 must be separated from the screw 130 by a certain distance (for example: 1 mm) or more. In other words, the traditional wireless communication device 100 must consume more hardware space to improve the transceiver capability of the antenna 140 .

Contents of the invention

The present invention provides a wireless communication device, which uses the body part of the antenna to fix the substrate and the casing, thereby reducing the hardware space of the wireless communication device.

The invention provides a wireless communication device, which includes a housing, a substrate and an antenna. Wherein, the substrate and the antenna are arranged in the casing, and the edge of the substrate has a first guide hole, and the antenna includes a body part. In overall operation, the antenna uses its main body to receive or transmit an electromagnetic signal, so that the wireless communication device performs a series of processing on the electromagnetic signal received by the antenna.

In addition, regarding the structure of the wireless communication device, the main body of the antenna passes through the first guide hole and is locked to the casing, so that the substrate is fixed in the casing. In other words, the above-mentioned antenna not only can send and receive electromagnetic signals, but also has the function of fixing the substrate.

In an embodiment of the present invention, the above-mentioned antenna further includes an extension portion, and the extension portion is also disposed on the substrate and coupled to the main body portion of the antenna. Thereby, the antenna also receives or transmits electromagnetic signals with its extension. It is worth noting that both the main body and the extension of the antenna are made of metal, and the metal materials that make up the main body include: aluminum, steel, stainless steel, iron, copper, phosphor bronze, beryllium copper, etc. The surface can also be plated with metals, such as nickel, zinc...etc.

In an embodiment of the present invention, the housing includes a locking member, an upper housing and a lower housing. Wherein, the upper case and the lower case overlap each other to form a cavity for accommodating the substrate and the antenna, and the locking member is arranged in the cavity formed by the upper case and the lower case, and is fixed on the lower case . In addition, the upper casing has a second guide hole corresponding to the first guide hole, and the position of the locking member is corresponding to the first guide hole. In this way, the main body of the antenna will pass through the first guide hole and the second guide hole, and be locked in the locking member.

It is worth mentioning that, when the above-mentioned locking element is made of a metal material, the antenna can also use the locking element to receive or transmit electromagnetic signals. In addition, in an embodiment of the present invention, the locking member can be a nut or a self-tapping thread.

The present invention further provides a wireless communication device, which includes a casing, a substrate, and an antenna. Wherein, the substrate and the antenna are arranged in the casing, and the antenna includes a body. In overall operation, the antenna receives or transmits an electromagnetic signal through its main body.

In addition, regarding the structure of the wireless communication device, the main body of the antenna has a groove corresponding to the side of the substrate. On the other hand, since the main body of the antenna is locked to the casing, the substrate can be fixed in the casing through the antenna.

In other words, the above-mentioned antenna not only can send and receive electromagnetic signals, but also has the function of fixing the substrate.

In an embodiment of the present invention, the above-mentioned body part includes a first component and a second component. Wherein, the first component is used to match the shape of the side of the substrate to form a groove, and the second component is used to connect the first component and be fixed on the casing.

Because the present invention adopts the antenna with the function of fixing the substrate, it can effectively reduce the hardware space of the wireless communication device, and further cause the wireless communication device to achieve the effects of low cost and miniaturization.

In order to make the above-mentioned features and advantages of the present invention more comprehensible, preferred embodiments are specifically cited below and described in detail with accompanying drawings.

Description of drawings

FIG. 1 is an internal view of a conventional wireless communication device.

FIG. 2 is a schematic structural diagram of a wireless communication device according to an embodiment of the present invention.

FIG. 3 is an exploded schematic diagram of a housing and a substrate according to an embodiment of the present invention.

FIG. 4 is a schematic structural diagram of a wireless communication device according to another embodiment of the present invention.

Detailed ways

The main technical feature of the present invention is that in the wireless communication device of the present invention, the antenna used to receive or transmit electromagnetic signals also has the function of fixing the housing and the substrate. The wireless communication device of the present invention will be illustrated below, but it is not intended to limit the present invention. Those skilled in the art can slightly modify the following embodiments according to the spirit of the present invention, but they still belong to the scope of the present invention.

In addition, before describing the spirit of the present invention with the embodiments, the expandable wireless communication devices listed in the following embodiments are described here, which can be PDA mobile phones, smart phones, satellite navigators or personal digital assistants, etc. , is not limited here.

FIG. 2 is a schematic structural diagram of a wireless communication device according to an embodiment of the present invention. Referring to FIG. 2 , the wireless communication device 200 includes a housing 210 , a substrate 220 , an antenna 230 , an impedance matching circuit 240 and a transceiver 250 . The antenna 230 includes a body portion 231 , a guide hole 221 is formed on the edge of the substrate 220 , and the substrate 220 and the antenna 230 are disposed in the housing 210 , and the impedance matching circuit 240 and the transceiver 250 are disposed on the substrate 220 .

In overall operation, the antenna 230 utilizes the body portion 231 to receive or transmit an electromagnetic signal. Since the impedance matching circuit 240 is coupled to the transceiver 250 and the antenna 230 , the electromagnetic signal received or transmitted by the antenna 230 will flow between the transceiver 250 and the antenna 230 through the impedance matching circuit 240 . Here, the impedance matching circuit 240 is used to make the impedance of the antenna 230 and the transceiver 250 match each other, so that the energy loss formed when the electromagnetic signal flows between the transceiver 250 and the antenna 230 can be reduced. The transceiver 250 cooperates with the antenna 230 to receive electromagnetic signals, and performs a series of processing on the received electromagnetic signals.

It should be noted that, in order to avoid the influence of the hand holding effect on the antenna 230 , the antenna 230 must be disposed on the edge of the substrate 220 . In contrast, since the guide hole 221 and the antenna 230 are arranged at the same position, the guide hole 221 is also arranged at the edge of the substrate 220 in this embodiment. However, it is worth mentioning that the edge of the substrate 220 includes corners of the substrate 220 . Therefore, as shown in FIG.

In addition, regarding the structure of the wireless communication device 200 , here, the body portion 231 of the antenna 230 passes through the guide hole 221 and is locked to the casing 210 , so that the substrate 220 is fixed in the casing 210 . In other words, the antenna 230 listed in this embodiment not only can send and receive electromagnetic signals, but also has the function of fixing the substrate 220 . Therefore, compared with the conventional technology, the wireless communication device 200 can effectively reduce its hardware space, thereby achieving the effects of low cost and miniaturization.

Furthermore, the antenna 230 further includes an extension 232 , and the substrate further has a metal thin film 222 . Wherein, the extension part 232 is disposed on the substrate 220 , and the metal film 222 covers the surface of the guide hole 221 and is coupled to the extension part 232 and the body part 231 . Here, the extension part 232 is coupled to the main body part 231 through the metal film 222 , so the antenna 230 can also utilize the extension part 232 to receive or transmit electromagnetic signals.

It should be noted that those skilled in the art should know that as long as the extension portion 232 and the main body portion 231 are coupled to each other, the antenna 230 can use the extension portion 232 to send and receive electromagnetic signals. Therefore, for the coupling method of the extension part 232 and the body part 231, this embodiment is only an example that can be implemented according to it, but those skilled in the art can arbitrarily change the coupling of the extension part 232 and the body part 231 according to the design requirements. connection method.

In addition, the material of the body part 231 and the extension part 232 listed in this embodiment are all metal materials, and the metal materials constituting the body part include: aluminum, steel, stainless steel, iron, copper, phosphor bronze, beryllium copper, etc., and The surface of the metal material can also be plated with metal, such as nickel, zinc, etc. It is worth mentioning that the main body portion 231 in this embodiment can be a screw, and the extension portion 232 can be a metal wire. Therefore, for the design of the antenna 230 , those skilled in the art can change the frequency range of the antenna 230 for transmitting and receiving electromagnetic signals by changing the length of the screw or the length of the metal wire.

Referring to FIG. 2 , in this embodiment, the housing 210 includes a locking member 211 , an upper housing 212 and a lower housing 213 . Wherein, the upper case 212 and the lower case 213 overlap each other and form a cavity for accommodating the substrate 220 and the antenna 230 . In addition, the locking member 211 is disposed in the cavity formed by the upper housing 212 and the lower housing 213, and the locking member 211 is fixed on the lower housing 213 at a position corresponding to the guide hole 221, so that the body part 231 is locked. Pay in the locking piece 211.

It should be noted that although this embodiment has listed a locking method, the substrate 220 is fixed in the housing 210 through the body portion 231 . However, those skilled in the art should know that the locking methods of the main body portion 231 and the locking member 211 include various types, so as long as the locking method that causes the substrate 220 to be fixed on the housing 210 through the main body portion 231 of the antenna 230, it is sufficient. It has met the spirit of the present invention. For example, take the exploded schematic view of the housing and the substrate shown in FIG. 3 as an example. Referring to FIG. 3 , when the upper housing 212 has a guide hole 241 corresponding to the locking member 211 , the body portion 231 can pass through the guiding hole 241 to be locked in the locking member 211 . In other words, at this time, the body portion 231 passes through the guide holes 241 and 221 to be fixed in the locking member 211 , so that the base plate 220 is more stable in the housing 210 .

In addition, since the body part 231 is locked in the lock member 211, that is to say, the body part 231 and the lock member 211 are coupled together, so when the material of the lock member 211 is a metal material, the antenna 230 also uses The locking piece 211 is used to receive or transmit electromagnetic signals. It is worth mentioning that the locking member 211 listed in this embodiment can be a nut or a self-tapping thread.

FIG. 4 is a schematic structural diagram of a wireless communication device according to another embodiment of the present invention. Referring to FIG. 4 , the wireless communication device 400 includes a housing 410 , a substrate 420 , an antenna 430 , an impedance matching circuit 440 and a transceiver 450 . Wherein, the substrate 420 and the antenna 430 are disposed in the casing 410 , and the impedance matching circuit 440 and the transceiver 450 are disposed on the substrate 420 .

The operation mechanism of this embodiment is similar to that of the embodiment in FIG. 2 , and the antenna 430 is used to receive or transmit an electromagnetic signal. The impedance matching circuit 440 is used to reduce the energy loss caused by the transmission of the electromagnetic signal, so that the transceiver 450 can cooperate with the antenna 430 to receive the complete electromagnetic signal. Correspondingly, the transceiver 450 will also transmit a complete electromagnetic signal to the antenna 430 through the impedance matching circuit 440 .

However, the biggest difference between this embodiment and the embodiment in FIG. 2 is that although the antenna 430 listed in this embodiment also has the function of fixing the substrate 420 , its fixing method is different from the embodiment in FIG. 2 . For example, referring to FIG. 4 , the antenna 430 includes a body portion 431 and an extension portion 432 , and the body portion 431 includes a first component 41 and a second component 42 . Here, the first component 41 forms a groove according to the shape of the side of the substrate 420 , so that the side of the substrate 420 can fit into the first component 41 . On the other hand, since the second component 42 is connected to the first component 41 and fixed on the casing 410 , the substrate 420 can be fixed in the casing 410 through the antenna 430 .

It should be noted that the extension part 432 is disposed on the substrate 420 and connected with the first component 41 . In this way, the antenna 430 can simultaneously use the main body portion 431 and the extension portion 432 to receive or transmit electromagnetic signals. In addition, in this embodiment, the housing 410 includes a locking member 411 , an upper housing 412 and a lower housing 413 . Wherein, the upper case 412 and the lower case 413 overlap each other and form a cavity for accommodating the substrate 420 and the antenna 430 . The locking piece 411 is fixed on the lower casing 413 at a position corresponding to the second component 42 , so that the second component 42 can be locked in the locking piece 411 .

In addition, the materials of the body part 431 and the extension part 432 are both metal materials. For example, the materials constituting the second component 42 include aluminum, steel, stainless steel, iron, copper, phosphor bronze or beryllium copper. It can be plated with metals, such as nickel, zinc...etc. On the other hand, the second component 42 listed in this embodiment can be a screw, the extension part 432 can be a metal wire, and the locking member 411 can be a nut or a self-tapping thread. As for other details of this embodiment, they have been included in the above-mentioned embodiments, so they will not be repeated here.

To sum up, the wireless communication device of the present invention uses an antenna to receive or transmit electromagnetic signals, and the antenna has the function of fixing the substrate and the housing. Therefore, compared with the conventional technology, the present invention can effectively reduce the hardware space of the wireless communication device, and further make the wireless communication device miniaturized.

Although the present invention has been disclosed above with preferred embodiments, it is not intended to limit the present invention, and anyone with ordinary knowledge in the technical field may make some changes and modifications without departing from the spirit and scope of the present invention. Therefore, the scope of protection of the present invention should be defined by the claims.

Claims (19)

1. A wireless communication device, comprising: a shell; a substrate disposed in the housing, the edge of the substrate has a first guide hole; and An antenna, configured in the casing, the antenna includes: A body part is used for penetrating through the first guide hole and locked to the casing, and the antenna uses the body part to receive or emit an electromagnetic signal. 2. The wireless communication device according to claim 1, wherein the antenna further comprises: An extension part is arranged on the substrate, and the extension part is coupled to the body part, so that the antenna also uses the extension part to receive or emit the electromagnetic signal. 3 . The wireless communication device according to claim 2 , wherein a metal film is coated on the surface of the first guide hole, and is coupled to the extension portion and the main body portion. 4 . 4. The wireless communication device according to claim 2, wherein the material of the extension part is a metal material. 5. The wireless communication device as claimed in claim 1, wherein the main body is a screw, and the material of the screw is a metal material. 6. The wireless communication device according to claim 1, wherein the housing comprises: A locking piece is located corresponding to the first guide hole, so that the body part is locked in the locking piece. 7. The wireless communication device according to claim 6, wherein the housing further comprises: an upper case having a second guide hole corresponding to the first guide hole, wherein the body portion also passes through the second guide hole; and The lower casing is stacked with the upper casing to form a cavity for accommodating the substrate and the antenna, wherein the locking member is disposed in the cavity and fixed on the lower casing. 8 . The wireless communication device according to claim 6 , wherein the locking member is made of a metal material, and the antenna also utilizes the locking member to receive or transmit the electromagnetic signal. 9. The wireless communication device according to claim 1, further comprising: a transceiver, configured on the substrate, used to cooperate with the antenna to receive the electromagnetic signal; and An impedance matching circuit is arranged on the substrate and coupled to the transceiver and the antenna, so as to make the impedance of the antenna match the impedance of the transceiver. 10. A wireless communication device comprising: a shell; a substrate disposed within the housing; and An antenna, configured in the casing, the antenna includes: A body part has a groove corresponding to fit with the side of the substrate, and the body part is locked to the housing, wherein the antenna uses the body part to receive or emit an electromagnetic signal. 11. The wireless communication device according to claim 10, wherein the antenna further comprises: An extension part is arranged on the substrate, and the extension part is connected with the body part, so that the antenna also uses the extension part to receive or emit the electromagnetic signal. 12. The wireless communication device according to claim 11, wherein the material of the extension part is a metal material. 13. The wireless communication device according to claim 10, wherein the material of the main body is a metal material. 14. The wireless communication device according to claim 10, wherein the main body comprises: a first component, used to match the side shape of the substrate to form the groove; and A second component is used to connect the first component and be fixed on the casing. 15. The wireless communication device as claimed in claim 14, wherein the second component is a screw. 16. The wireless communication device according to claim 14, wherein the housing comprises: A locking piece is positioned corresponding to the second component so that the main body is locked in the locking piece. 17. The wireless communication device according to claim 16, wherein the housing further comprises: an upper housing; and The lower casing is stacked with the upper casing to form a cavity for accommodating the substrate and the antenna, wherein the locking member is disposed in the cavity and fixed on the lower casing. 18. The wireless communication device according to claim 16, wherein the locking member is made of a metal material, and the antenna also uses the locking member to receive or transmit the electromagnetic signal. 19. The wireless communication device of claim 10, further comprising: a transceiver, configured on the substrate, used to cooperate with the antenna to receive the electromagnetic signal; and An impedance matching circuit is arranged on the substrate and coupled to the transceiver and the antenna, so as to make the impedance of the antenna match the impedance of the transceiver.

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