TWI491109B - Antenna module - Google Patents

Description

Antenna module

The present invention relates to an antenna module, and more particularly to an antenna module having a plurality of antennas symmetrically disposed around a center base.

In recent years, due to the popularity of consumer electronic products such as notebook computers, personal digital assistants (PDAs), and the rapid development of the Internet, information from different regions of the world has been linked. Nowadays, the interconnection architecture of the Internet has gradually changed from a wired connection type such as optical fibers, cables and cables to a wireless connection type network architecture, and the cable is solved. The network layout of the type network architecture is too complicated, and provides a more convenient and user-friendly communication environment for users.

In order to respond to the use of the wireless network, the computer device must be electrically connected to a wireless receiver to enable the computer device to smoothly send and receive wireless network signals. The wireless transceiver device must be equipped with at least one antenna to receive and transmit wireless network signals, and the wireless transceiver device has broadband and multi-band operation capability. The current manufacturing method includes installing a plurality of antennas inside a casing of the wireless transceiver device, and the antenna module is electrically coupled to the circuit board of the wireless transceiver device, so that the received wireless network signal is transmitted to the circuit board. A micro-processed wafer, or a method in which a wireless signal generated by a micro-processed wafer is transmitted through a plurality of antennas. In another manufacturing method, the antenna is directly laid out on a circuit board inside the wireless transceiver.

However, in practical applications, due to the size of the conventional external antenna module, the overall size of the wireless transceiver device is too large, which cannot meet the requirements of today's users for the size of the wireless transceiver device.

Secondly, if the antenna module is directly placed on the circuit board of the wireless transceiver device, the antenna performance cannot be optimized, and if multiple antenna modules are configured, the size of the wireless transceiver device is too large. It also does not meet the current demand for the volume of electronic products.

On the contrary, if the light and thin volume of the wireless transceiver device is to be maintained, the volume of the antenna module must be limited to a certain size, which may result in limitation of the operating band of the antenna module, or even poor radiation field stability. .

Therefore, how to design an antenna module with wide frequency and multi-band capability, and at the same time meet the requirements of thin and omnidirectional radiation field requirements, is one of the important research directions in the development of the antenna module.

In view of the above, the present invention provides an antenna module to solve the conventional problems.

The present invention provides an antenna module including a center base, a first antenna, a second antenna, a third antenna, and a fourth antenna. The center seat has a first extending leg, a second extending leg, a third extending leg and a fourth extending leg, wherein the extending legs are equally divided into a circumference of the central seat and extend from the central seat. The first antenna, the second antenna, the third antenna, and the fourth antenna system respectively extend from the first extension leg, the second extension leg, the third extension leg, and the fourth extension leg to the end of the central seat, respectively. The antenna, the second antenna, the third antenna and the fourth antenna each have a feed point for transmitting and receiving at least one frequency band signal.

According to the antenna module of the present invention, the first antenna, the second antenna, the third antenna and the fourth antenna respectively comprise a support portion, an extension portion, a curved pin and a radiating portion. The support portion of the first antenna extends from the first extension leg, the support portion of the second antenna extends from the second extension leg, and the support portion of the third antenna extends from the third extension leg and the support portion of the fourth antenna The extension extends from the fourth extension leg, and the extension of each antenna extends from the support portion. The curved pin connects the extension portion and the radiation portion, and the radiation portion of each antenna transmits and receives at least one frequency band signal.

According to the antenna module of the present invention, the radiating portion includes a first radiating member, a second radiating member and a third radiating member, and the third radiating member is coupled to the first radiating member and spaced apart from the supporting portion. A radiating member is connected to the second radiating member, and the feeding point is located in the second radiating member, wherein the first radiating member transmits and receives a first frequency band signal through the feeding point, and the second radiating member transmits and receives a second signal through the feeding point. Frequency band signal.

The present invention further provides an antenna module, including a center base, a first antenna, a second antenna, a third antenna, a fourth antenna, a fifth antenna, a sixth antenna, and a seventh day. Line and an eighth antenna. The central seat has a first extending leg, a second extending leg, a third extending leg, a fourth extending leg, a fifth extending leg, a sixth extending leg, a seventh extending leg and an eighth Extending the legs, the extension legs are equally divided into a circumference of the center seat and extending from the center seat. The first antenna, the second antenna, the third antenna, the fourth antenna, the fifth antenna, the sixth antenna, the seventh antenna, and the eighth antenna are respectively from the first extension leg, the second extension leg, and the third The extending leg, the fourth extending leg, the fifth extending leg, the sixth extending leg, the seventh extending leg and the eighth extending leg are formed to extend with respect to one end of the central seat, the first antenna, the second antenna, the third antenna, Each of the fourth antenna, the fifth antenna, the sixth antenna, the seventh antenna, and the eighth antenna has a feed pin for transmitting and receiving at least one frequency band signal.

According to the antenna module of the present invention, the fifth antenna, the sixth antenna, the seventh antenna, and the eighth antenna are respectively disposed on the first antenna and the second antenna, the second antenna, and the third antenna, The three antennas are connected to the fourth antenna and the first antenna and the fourth antenna.

According to the antenna module of the present invention, the first antenna, the second antenna, the third antenna, and the fourth antenna are configured to transmit and receive a first frequency band signal, and the fifth antenna, the sixth antenna, and the seventh antenna are The eighth antenna is for transmitting and receiving a second frequency band signal.

Therefore, the effect of the present invention is that the antenna module is designed as an integrally formed structure to greatly reduce the volume of the antenna module, and thereby reduce the complexity and manufacturing cost in the manufacturing process.

Secondly, the antenna module according to the present invention has a plurality of antenna bodies grounded by a central base to have a wide frequency and multi-band capability, and can be used to simultaneously satisfy the requirements of the slim and omnidirectional radiation field of the antenna. .

The above description of the present invention is intended to be illustrative and illustrative of the spirit and principles of the invention, and to provide further explanation of the scope of the invention. The features, implementations, and utilities of the present invention are described in detail with reference to the preferred embodiments.

The detailed features and advantages of the present invention are set forth in the Detailed Description of the Detailed Description of the <RTIgt; </ RTI> <RTIgt; </ RTI> </ RTI> </ RTI> <RTIgt; The objects and advantages associated with the present invention can be readily understood by those skilled in the art.

Fig. 1 is a schematic structural view of an antenna module according to a first embodiment of the present invention. The structure shown in the figure is formed by integrally forming a conductive material such as metal. Hereinafter, for convenience of description, the antenna module is disassembled into a plurality of components for explanation.

The antenna module 1000 according to the first embodiment of the present invention includes a center base 100, a first antenna 110, a second antenna 120, a third antenna 130, and a fourth antenna 140. The central base 100 has a first extending leg 210, a second extending leg 220, a third extending leg 230 and a fourth extending leg 240 respectively extending from the central base 100. The first extension leg 210, the second extension leg 220, the third extension leg 230 and the fourth extension leg 240 are symmetrically arranged around the center base 100 to equally divide the circumference of the center seat 100.

The first extension leg 210 includes a first extension portion 210a and a second extension portion 210b, the second extension leg 220 includes a first extension portion 220a and a second extension portion 220b, and the third extension leg 230 includes a first extension portion 230a and a second extension portion The extension portion 230b, the fourth extension leg 240 includes a first extension portion 240a and a second extension portion 240b. The first extensions 210a, 220a, 230a, 240a are respectively connected to the central base 100, and the second extensions 210b, 220b, 230b, 240b are respectively formed from the first extensions 210a, 220a, 230a, 240a, and The two are roughly in an L-shaped structure.

The first antenna 110 is formed from the first extension leg 210 with respect to one end of the central base 100 (ie, the second extension 210b), and the second antenna 120 is opposite to the one end of the second extension leg 220 relative to the central base 100. The second antenna 130 is formed by extending from the third extension leg 230 with respect to one end of the central base 100 (ie, the second extension 230b), and the fourth antenna 140 is from the fourth. The extension leg 240 is formed to extend with respect to one end of the center base 100 (that is, the second extension portion 240b). Here, the antenna module 1000 according to the first embodiment of the present invention forms a first symmetrically disposed around the center base 100. The antenna 110, the second antenna 120, the third antenna 130, and the fourth antenna 140.

Since the structural design of the first antenna 110, the second antenna 120, the third antenna 130, and the fourth antenna 140 are the same, in order to facilitate the description of the implementation, only the first antenna 110 is disassembled into the following. The components are detailed.

As seen in FIG. 1, the first antenna 110 includes a support portion 12, an extension portion 14, a curved pin 16, and a radiating portion 18, wherein the radiating portion 18 includes a first radiating member 181 and a second radiating portion. Member 182 and third radiating member 183. The first radiating member 181 is connected to the second radiating member 182, and the third radiating member 183 is connected to the first radiating member 181 and extends in the direction of the supporting portion 12 to be spaced apart from the supporting portion 12. The support portion 12 has a grounding point 185 with respect to the side of the second radiating member 182. The second radiating member 182 has a feeding point 184 with respect to the side of the supporting portion 12 for transmitting and receiving radio frequency signals.

According to the embodiment of the present invention, the feed point 184 feeds the signal through the signal line, and the signal line includes the signal core wire, the insulating layer covering the signal core wire, and the ground layer covering the insulating layer, wherein the signal core wire is connected to Feed point 184 and ground plane is connected to ground point 185. The first radiating member 181 and the second radiating member 182 can respectively transmit and receive a first frequency band signal and a second frequency band signal through the feeding point 184.

For example, the first frequency band signal may be, but not limited to, an RF signal having a frequency of 5 GHz, and the second frequency band signal may be, but not limited to, an RF signal having a frequency of 2.4 GHz. Therefore, the first antenna 110, the second antenna 120, the third antenna 130, and the fourth antenna 140 according to the embodiment of the present invention may be, but not limited to, dual-band antennas.

In detail, the extension portion 14 is formed to extend from the support portion 12 such that the bent pin 16 is connected between the extension portion 14 and the radiation portion 18. Among them, the bending pin 16 is substantially a U-shaped or horseshoe type. The support portion 12 of the first antenna 110 extends from the second extension portion 210b of the first extension leg 210, and the support portion 12 of the second antenna 120 extends from the second extension portion 220b of the second extension leg 220. The support portion 12 of the third antenna 130 extends from the second extension portion 230b of the third extension leg 230, and the support portion 12 of the fourth antenna 140 extends from the second extension portion 240b of the fourth extension leg 240. Thereby, the central base 100, the first extension leg 210, the second extension leg 220, the third extension leg 230, the fourth extension leg 240, the first antenna 110, the second antenna 120, the third antenna 130 and the fourth antenna The 140 forms an integrally formed antenna module, which greatly reduces the manufacturing difficulty and manufacturing cost of the antenna module.

In addition, according to the first embodiment of the present invention, in order to provide the antenna module 1000 with a better radiation field type, the antenna module 1000 further includes at least one grounding portion 300 vertically from the first extending portion 210a. , 220a, 230a, 240a are extended and formed into a T-shaped structure. The shape and quantity of the grounding portion 300 are not intended to limit the scope of the invention. In other embodiments of the present invention, the grounding portion 300 can also be selectively designed as an L-shape, and can also be used to achieve the effect of the present invention. .

Fig. 2 is a schematic structural view of an antenna module according to a second embodiment of the present invention. The structure shown in the figure is formed by integrally forming a conductive material such as metal. Hereinafter, for convenience of description, the antenna module is disassembled into a plurality of components for explanation.

The antenna module 2000 according to the second embodiment of the present invention includes a center base 100, a first antenna 110, a second antenna 120, a third antenna 130, a fourth antenna 140, and a fifth. The antenna 150, a sixth antenna 160, a seventh antenna 170 and an eighth antenna 180. The central base 100 has a first extending leg 210, a second extending leg 220, a third extending leg 230, a fourth extending leg 240, a fifth extending leg 250, a sixth extending leg 260, and a first extending leg 260. The seven extension legs 270 and an eighth extension leg 280 are each formed by the central base 100 extending. The first extension leg 210, the second extension leg 220, the third extension leg 230, the fourth extension leg 240, the fifth extension leg 250, the sixth extension leg 260, the seventh extension leg 270 and the eighth extension leg 280 are symmetrically arranged Around the center block 100, the perimeter of the center block 100 is equally divided.

The fifth antenna 150 is disposed between the first antenna 110 and the second antenna 120, the sixth antenna 160 is disposed between the second antenna 120 and the third antenna 130, and the seventh antenna 170 is configured. The eighth antenna 180 is disposed between the first antenna 110 and the fourth antenna 140 between the third antenna 130 and the fourth antenna 140.

The first extension leg 210 includes a first extension portion 210a and a second extension portion 210b, the second extension leg 220 includes a first extension portion 220a and a second extension portion 220b, and the third extension leg 230 includes a first extension portion 230a and a second extension portion The extension portion 230b, the fourth extension leg 240 includes a first extension portion 240a and a second extension portion 240b, the fifth extension leg 250 includes a first extension portion 250a and a second extension portion 250b, and the sixth extension leg 260 includes a first extension portion 260a and second extension 260b, the seventh extension leg 270 includes a first extension 270a and a second extension 270b, and the eighth extension leg 280 includes a first extension 280a and a second extension 280b.

The first extensions 210a, 220a, 230a, 240a, 250a, 260a, 270a, 280a are each connected to the center base 100, and the second extensions 210b, 220b, 230b, 240b, 250b, 260b, 270b, 280b are respectively The first extensions 210a, 220a, 230a, 240a, 250a, 260a, 270a, 280a are formed to extend, and the two are substantially in an L-shaped configuration.

The first antenna 110 is formed from the first extension leg 210 with respect to one end of the central base 100 (ie, the second extension 210b), and the second antenna 120 is opposite to the one end of the second extension leg 220 relative to the central base 100. The second antenna 130 is formed by extending from the third extension leg 230 with respect to one end of the central base 100 (ie, the second extension 230b), and the fourth antenna 140 is from the fourth. The extension leg 240 is formed to extend with respect to one end of the center seat 100 (that is, the second extension portion 240b), and the fifth antenna 150 extends from the fifth extension leg 250 with respect to one end of the center seat 100 (ie, the second extension portion 250b). Forming, the sixth antenna 160 is formed from the sixth extension leg 260 with respect to one end of the center base 100 (that is, the second extension portion 260b), and the seventh antenna 170 is from the seventh extension leg 270 relative to the center seat 100. One end (ie, the second extension portion 270b) is formed to extend, and the eighth antenna 180 is formed to extend from the eighth extension leg 280 with respect to one end of the center seat 100 (ie, the second extension portion 280b). The antenna module 2000 according to the second embodiment of the present invention forms the first antenna 110, the second antenna 120, the third antenna 130, the fourth antenna 140, and the fifth symmetrically disposed around the center base 100. The antenna 150, the sixth antenna 160, the seventh antenna 170, and the eighth antenna 180.

The structural design of the first antenna 110, the second antenna 120, the third antenna 130, the fourth antenna 140, the fifth antenna 150, the sixth antenna 160, the seventh antenna 170, and the eighth antenna 180 are the same. Therefore, in order to facilitate the description of the embodiments, the following description will be made only by disassembling the first antenna 110 into a plurality of components.

As can be seen from FIG. 2, the first antenna 110 includes a support portion 22, a connecting portion 24, and a radiating portion 26, wherein the connecting portion 24 connects the radiating portion 26 and the supporting portion 22. The support portion 22 of the first antenna 110 extends from the second extension portion 210b of the first extension leg 210, and the support portion 22 of the second antenna 120 extends from the second extension portion 220b of the second extension leg 220. The support portion 22 of the third antenna 130 extends from the second extension portion 230b of the third extension leg 230, and the support portion 22 of the fourth antenna 140 extends from the second extension portion 240b of the fourth extension leg 240. The support portion 22 of the antenna 150 extends from the second extension portion 250b of the fifth extension leg 250, and the support portion 22 of the sixth antenna 160 extends from the second extension portion 260b of the sixth extension leg 260. The seventh antenna The support portion 22 of the 170 extends from the second extension portion 270b of the seventh extension leg 270, and the support portion 22 of the eighth antenna 180 extends from the second extension portion 280b of the eighth extension leg 280.

The radiation portion 26 includes a first radiation member 261, a second radiation member 262, and a feed pin 263. The feed pin 263 connects the first radiating member 261 and the second radiating member 262 and extends toward the support portion 22. The pins 263 are fed and opposed to the connecting portion 24 at an interval. Here, the radiating portion 26 can transmit and receive at least one frequency band signal by feeding the pin 263.

The relative extension of the feed pin 263 and the support portion 22 can be designed according to actual needs. For example, the feed pin 263 in "Fig. 2" extends in the direction of the support portion 22 to shorten the lateral length of the support portion 22, and can also be used to achieve the effects of the present invention.

Next, by modulating the first antenna 110, the second antenna 120, the third antenna 130, the fourth antenna 140, the fifth antenna 150, the sixth antenna 160, the seventh antenna 170, and the eighth antenna 180 The length of the two radiating members 262, the first antenna 110, the second antenna 120, the third antenna 130, the fourth antenna 140, the fifth antenna 150, the sixth antenna 160, the seventh antenna 170, and the eighth antenna 180 may be Each is used to send and receive frequency band signals of different frequency bands. For example, the first antenna 110, the second antenna 120, the third antenna 130, and the fourth antenna 140 can be used to transmit and receive a first frequency band signal, and the fifth antenna 150, the sixth antenna 160, and the seventh antenna 170 And the eighth antenna 180 is configured to send and receive a second frequency band signal. The first frequency band signal may be, but not limited to, an RF signal having a frequency of 2.4 GHz, and the second frequency band signal may be, but not limited to, an RF signal having a frequency of 5 GHz. Therefore, the antenna module 2000 according to the second embodiment of the present invention forms two groups of antennas each including four antennas for transmitting and receiving signals of different frequency bands.

According to the second embodiment of the present invention, the center block 100 of the antenna module 2000, the first extension leg 210, the second extension leg 220, the third extension leg 230, the fourth extension leg 240, the fifth extension leg 250, and the sixth Extension leg 260, seventh extension leg 270, eighth extension leg 280, first antenna 110, second antenna 120, third antenna 130, fourth antenna 140, fifth antenna 120, sixth antenna 160, seventh The antenna 170 and the eighth antenna 180 are integrally formed, thereby greatly reducing the manufacturing difficulty and manufacturing cost of the antenna module.

In addition, according to the second embodiment of the present invention, in order to provide the antenna module 2000 with a better radiation field type, the antenna module 2000 further includes at least one grounding portion 300 vertically from the first extending portion 210a. , 220a, 230a, 240a, 250a, 260a, 270a, 280a are formed to extend and are substantially in an L-shaped configuration. The shape and number of the grounding portion 300 are not intended to limit the scope of the invention. In other embodiments of the invention, the grounding portion 300 may also be selectively designed as a T-shape.

Therefore, in summary, the antenna module disclosed in the present invention is directly bent and formed into a single structure by a single piece of metal plate member, thereby greatly reducing the volume of the antenna module, and reducing manufacturing difficulty and manufacturing cost. .

Secondly, the antenna module of the present invention can jointly ground a plurality of antenna bodies by transmitting the symmetric center seat and the antenna group to transmit and receive two or more different frequency band signals, thereby greatly increasing the application of the antenna module. range.

While the present invention has been described above in its preferred embodiments, it is not intended to limit the invention, and the invention may be modified and modified without departing from the spirit and scope of the invention. The scope of patent protection shall be subject to the definition of the scope of the patent application attached to this specification.

12. . . Support

14. . . Extension

16. . . Curved pin

18. . . Radiation department

twenty two. . . Support

twenty four. . . Connection

26. . . Radiation department

100. . . Center seat

110. . . First antenna

120. . . Second antenna

130. . . Third antenna

140. . . Fourth antenna

150. . . Fifth antenna

160. . . Sixth antenna

170. . . Seventh antenna

180. . . Eighth antenna

181. . . First radiation member

182. . . Second radiating member

183. . . Third radiating member

184. . . Feeding point

185. . . Grounding point

210. . . First extension foot

210a. . . First extension

210b. . . Second extension

220. . . Second extension foot

220a. . . First extension

220b. . . Second extension

230. . . Third extension foot

230a. . . First extension

230b. . . Second extension

240. . . Fourth extension foot

240a. . . First extension

240b. . . Second extension

250. . . Fifth extension foot

250a. . . First extension

250b. . . Second extension

260. . . Sixth extension foot

260a. . . First extension

260b. . . Second extension

270. . . Seventh extension foot

270a. . . First extension

270b‧‧‧Second extension

280‧‧‧ eighth extension foot

280a‧‧‧First Extension

280b‧‧‧Second extension

261‧‧‧First radiation component

262‧‧‧Second radiating element

263‧‧‧Feed the pin

300‧‧‧ Grounding Department

1000‧‧‧Antenna Module

2000‧‧‧Antenna Module

1 is a schematic structural view of an antenna module according to a first embodiment of the present invention.

2 is a schematic structural view of an antenna module according to a second embodiment of the present invention.

12. . . Support

14. . . Extension

16. . . Curved pin

18. . . Radiation department

100. . . Center seat

110. . . First antenna

120. . . Second antenna

130. . . Third antenna

140. . . Fourth antenna

181. . . First radiation member

182. . . Second radiating member

183. . . Third radiating member

184. . . Feeding point

185. . . Grounding point

210. . . First extension foot

210a. . . First extension

210b. . . Second extension

220. . . Second extension foot

220a. . . First extension

220b. . . Second extension

230. . . Third extension foot

230a. . . First extension

230b. . . Second extension

240. . . Fourth extension foot

240a. . . First extension

240b. . . Second extension

300. . . Grounding

1000. . . Antenna module

Claims (14)

An antenna module includes: a center seat having a first extension leg, a second extension leg, a third extension leg and a fourth extension leg, the extension legs equally dividing a circumference of the center seat, and And extending from the central base; and a first antenna, a second antenna, a third antenna, and a fourth antenna, respectively, from the first extension leg, the second extension leg, and the third extension leg The fourth extension leg is formed with respect to one end of the central base, and the first antenna, the second antenna, the third antenna, and the fourth antenna each have a feeding point for transmitting and receiving at least one frequency band signal; The center seat, the first extension leg, the second extension leg, the third extension leg, the fourth extension leg, the first antenna, the second antenna, the third antenna, and the fourth The antenna system is integrally formed. The antenna module of claim 1, wherein the first extension leg, the second extension leg, the third extension leg and the fourth extension leg respectively have a first extension portion and a second extension portion, The first extension portion is connected to the center seat, and the first extension portion and the second extension portion form an L-shaped structure. The antenna module of claim 2, further comprising a grounding portion extending from the first extending portion, the first antenna, the second antenna, the third antenna, and the fourth The antenna system is formed by extending from the first extension leg, the second extension leg, the third extension leg and the second extension of the fourth extension leg. The antenna module of claim 3, wherein the grounding portion is vertically from the first The extension portion is formed to extend, and the ground portion is substantially in a T-shaped structure. The antenna module of claim 1, wherein the first antenna, the second antenna, the third antenna, and the fourth antenna respectively comprise a support portion, an extension portion, a curved pin, and a radiation The support portion of the first antenna extends from the first extension leg, the support portion of the second antenna extends from the second extension leg, and the support portion of the third antenna extends from the first portion a third extension leg, the support portion of the fourth antenna extends from the fourth extension leg, and the extension portion of each antenna extends from the support portion, the curved pin connecting the extension portion and the radiation portion, each of the The radiating portion of the antenna is configured to transmit and receive the frequency band signal. The antenna module of claim 5, wherein the radiating portion comprises a first radiating member, a second radiating member and a third radiating member, the third radiating member is coupled to the first radiating member and coupled to the support The first radiating member is connected to the second radiating member, and the feeding point is located in the second radiating member, and the first radiating member transmits and receives a first frequency band signal by the feeding point, the second radiation The component transmits and receives a second frequency band signal by the feed point. An antenna module includes: a center seat having a first extending leg, a second extending leg, a third extending leg, a fourth extending leg, a fifth extending leg, a sixth extending leg, and a first a seventh extending leg and an eighth extending leg, the extending legs equally dividing the circumference of the central seat and extending from the central seat; and a first antenna, a second antenna, a third antenna, and a first antenna a fourth antenna, a fifth antenna, a sixth antenna, a seventh antenna, and an eighth antenna, respectively The first extension leg, the second extension leg, the third extension leg, the fourth extension leg, the fifth extension leg, the sixth extension leg, the seventh extension leg and the eighth extension leg are opposite to the One end of the central base extends, and the first antenna, the second antenna, the third antenna, the fourth antenna, the fifth antenna, the sixth antenna, the seventh antenna, and the eighth antenna are respectively formed Having a feed pin for receiving at least one frequency band signal; wherein the first antenna, the second antenna, the third antenna, and the fourth antenna are configured to send and receive a first frequency band signal, the fifth The antenna, the sixth antenna, the seventh antenna and the eighth antenna are configured to send and receive a second frequency band signal. The antenna module of claim 7, wherein the first extension leg, the second extension leg, the third extension leg, the fourth extension leg, the fifth extension leg, the sixth extension leg, the first The seventh extending leg and the eighth extending leg respectively have a first extending portion and a second extending portion. The first extending portion is connected to the center seat, and the first extending portion and the second extending portion form an L-shaped structure. The antenna module of claim 8, further comprising a grounding portion extending from the first extending portion, the first antenna, the second antenna, the third antenna, and the fourth The antenna, the fifth antenna, the sixth antenna, the seventh antenna, and the eighth antenna are respectively from the first extension leg, the second extension leg, the third extension leg, the fourth extension leg, and the The fifth extension leg, the sixth extension leg, the seventh extension leg and the second extension of the eighth extension leg are formed to extend. The antenna module of claim 9, wherein the grounding portion is formed vertically extending from the first extending portion, and the grounding portion is substantially in an L-shaped configuration. The antenna module of claim 7, wherein the first antenna, the second antenna, the third antenna, the fourth antenna, the fifth antenna, the sixth antenna, and the seventh antenna are The eighth antenna includes a support portion, a connecting portion and a radiating portion, wherein the supporting portion of the first antenna extends from the first extending leg, and the supporting portion of the second antenna extends from the first portion a second extension leg, the support portion of the third antenna extends from the third extension leg, the support portion of the fourth antenna extends from the fourth extension leg, and the support portion of the fifth antenna extends from the fifth extension The support portion of the sixth antenna extends from the sixth extension leg, the support portion of the seventh antenna extends from the seventh extension leg, and the support portion of the eighth antenna extends from the eighth extension leg The connecting portion of each of the antennas is connected to the supporting portion of each of the antennas and the radiating portion, and the radiating portion of each of the antennas is configured to transmit and receive the frequency band signal. The antenna module of claim 11, wherein the radiating portion comprises a first radiating member, a second radiating member and the feeding pin, the feeding pin connecting the first radiating member and the second radiating The member is spaced apart from the connecting portion, and the feeding pin extends toward the supporting portion. The antenna module of claim 7, wherein the center seat, the first extension leg, the second extension leg, the third extension leg, the fourth extension leg, the fifth extension leg, and the sixth extension a foot, the seventh extension leg, the eighth extension leg, the first antenna, the second antenna, the third antenna, the fourth antenna, the fifth antenna, the sixth antenna, and the seventh day The wire is integrally formed with the eighth antenna. The antenna module of claim 7, wherein the fifth antenna, the sixth antenna, the seventh antenna, and the eighth antenna are respectively disposed on the first antenna and the second antenna An antenna, the second antenna and the third antenna, the third antenna and the fourth antenna, and the first antenna and the fourth antenna.