Co-construction antenna module

A co-construction antenna module includes a carrier, a first patch antenna group, a second patch antenna group, a first dipole antenna group, and a second dipole antenna group. The carrier includes a first surface, a second surface relative to the first surface, and a surround surrounding side connected between the first surface and the second surface. The first patch antenna group includes a plurality of first patch antennas disposed on the carrier, and the plurality of first patch antennas are disposed on at least one of the first surface and the second surface. The second patch antenna group includes a plurality of second patch antennas disposed on the carrier, and the plurality of second patch antennas are disposed on at least one of the first surface and the second surface. The first dipole antenna group and the second antenna are disposed in the carrier.

CROSS-REFERENCE TO RELATED PATENT APPLICATION

This application claims the benefit of priority to Taiwan Patent Application No. 108112511, filed on Apr. 10, 2019. The entire content of the above identified application is incorporated herein by reference.

FIELD OF THE DISCLOSURE

The present disclosure relates to an antenna module, and more particularly to a co-construction antenna module.

BACKGROUND OF THE DISCLOSURE

With the development of communication technology, various electronic products using wireless communication technologies have been created, such as mobile phones, wireless Internet devices, personal digital assistants and so on. Consumer requirements for the performance, design and size of these wireless communication devices are also increasing.

Although the related art discloses the architecture of a patch antenna and a dipole antenna, most the antenna structures of the related art can only provide a single frequency, have poor radiation efficiency.

SUMMARY OF THE DISCLOSURE

In response to the above-referenced technical inadequacies, the present disclosure provides a co-construction antenna module.

In one aspect, the present disclosure provides a co-construction antenna module including: a carrier, a first patch antenna group, a second patch antenna group, a first dipole antenna group, and a second dipole antenna group. The carrier includes a first surface, a second surface relative to the first surface, and a surrounding side connected between the first surface and the second surface. The first patch antenna group includes a plurality of first patch antennas disposed on the carrier, and the plurality of first patch antennas are disposed on at least one of the first surface and the second surface. The second patch antenna group includes a plurality of second patch antennas disposed on the carrier, and the plurality of second patch antennas are disposed on at least one of the first surface and the second surface. The first dipole antenna group is disposed in the carrier. The second dipole antenna group is disposed in the carrier. The first dipole antenna group is closer to the surrounding side than the first patch antenna group or the second patch antenna group, and the second dipole antenna group is closer to the surrounding side than the first patch antenna group or the second patch antenna group.

Therefore, the co-construction antenna module of the present disclosure has the technical features of “the plurality of first patch antennas being disposed on at least one of the first surface and the second surface,” “the plurality of second patch antennas being disposed on at least one of the first surface and the second surface,” and “the first dipole antenna group being closer to the surrounding side than the first patch antenna group or the second patch antenna group, and the second dipole antenna group being closer to the surrounding side than the first patch antenna group or the second patch antenna group” so as to improve the radiation efficiency of the antenna.

DETAILED DESCRIPTION OF THE EXEMPLARY EMBODIMENTS

First Embodiment

Referring toFIG. 1toFIG. 3,FIG. 1is a perspective schematic view of a co-construction antenna module according to a first embodiment of the present disclosure,FIG. 2is another perspective schematic view of the co-construction antenna module according to the first embodiment of the present disclosure, andFIG. 3is a top schematic view of a co-construction antenna module according to the first embodiment of the present disclosure. The first embodiment of the present disclosure provides a co-construction antenna module U including: a carrier1, a first patch antenna group2, a second patch antenna group3, a first dipole antenna group4, and a second dipole antenna group5. The carrier1can be a multilayer low temperature co-fired ceramic substrate (LTCC). In addition, in other embodiments, the carrier1may be a low dielectric constant and low loss PCB board, such as but not limited to a multilayer epoxy resin composed of a glass fiber substrate (FR-4). Thereby, the co-construction antenna module U provided by the present disclosure can co-construct the first patch antenna group2, the second patch antenna group3, the first dipole antenna group4and the second dipole antenna group5in the carrier1formed by the multi-layer low-temperature co-fired ceramic substrate by using a low-temperature co-fired ceramic technology. In other words, the first patch antenna group2, the second patch antenna group3, the first dipole antenna group4, and the second dipole antenna group5can form an integrated co-fired ceramic antenna.

Next, referring toFIG. 1andFIG. 2, the carrier1may include a first surface11, a second surface12relative to the first surface11, and a surrounding side13connected between the first surface11and the second surface12. The first patch antenna group2may include a plurality of first patch antennas20disposed on the carrier1, and the plurality of first patch antennas20are disposed on at least one of the first surface11and the second surface12. The second patch antenna group3may include a plurality of second patch antennas30disposed on the carrier1, and the plurality of second patch antennas30are disposed on at least one of the first surface11and the second surface12. Further, in the first embodiment of the present disclosure, the plurality of first patch antennas20may be disposed on the first surface11, and the plurality of second patch antennas30may be disposed on the first surface11, but the present disclosure is not limited thereto. Thereby, since the first patch antenna20and the second patch antenna30in the first embodiment are all disposed on the first surface11, a radiation pattern generated by the first patch antenna20and the second patch antenna30may formed along a Z direction.

Then, referring toFIG. 3andFIG. 4, andFIG. 4is a side schematic view of a co-construction antenna module according to the first embodiment of the present disclosure. The first dipole antenna group4can be disposed in the carrier1, and the second dipole antenna group5can be disposed in the carrier1. For example, when the carrier1is a multilayer low temperature co-fired ceramic substrate, the first dipole antenna group4and the second dipole antenna group5may be disposed on one of the layers of the low temperature co-fired ceramic substrate. Further, the first dipole antenna group4and the second dipole antenna group5may be located on the same layer of the low temperature co-fired ceramic substrate, or the first dipole antenna group4and the second dipole antenna group5are located on different layers of the low temperature co-fired ceramic substrate, and the present disclosure is not limited thereto. It should be noted that, in the embodiment ofFIG. 4, the first dipole antenna group4and the second dipole antenna group5may be located on the same layer of the low temperature co-fired ceramic substrate.

As mentioned above, for example, the first dipole antenna group4may include a plurality of first dipole antennas41and a plurality of second dipole antennas42, and the second dipole antenna group5may include a plurality of fourth dipole antennas52. The plurality of first dipole antennas41, the plurality of second dipole antennas42, a plurality of third dipole antennas51, and a plurality of fourth dipole antennas52may be disposed adjacent to the surrounding side13of the carrier1. Further, the first patch antenna group2has a first operating band, the second patch antenna group3has a second operating band, the first dipole antenna group4has a third operating band, and the second dipole antenna group5has a fourth operating band. Further, the frequency of the first operating band may be less than the frequency of the second operating band, and the frequency of the third operating band may be less than the frequency of the fourth operating band. Furthermore, for example, the first operating band may be a millimeter-wave low-frequency, the second operating band may be a millimeter-wave high-frequency, the third operating band may be a millimeter-wave low-frequency, and the fourth operating band may be a millimeter-wave high-frequency. For example, in the present disclosure, the first patch antenna group2may have a first operating frequency band of 28 GHz, the second patch antenna group3may have a second operating frequency band of 39 GHz, the first dipole antenna group4may have a third operating frequency band of 28 GHz, and the second dipole antenna group5may have a fourth operating frequency band of 39 GHz, but the present disclosure is not limited thereto. Thereby, the patch antenna and the dipole antenna provided by the present disclosure can be applied to two different operating frequency bands, respectively.

Next, referring toFIG. 3, in the present disclosure, the first dipole antenna group4is closer to the surrounding side13than the first patch antenna group2or the second patch antenna group3, and the second dipole antenna group5is closer to the surrounding side13than the first patch antenna group2or the second patch antenna group3. In addition, a vertical projection of the first patch antenna group2on the second surface12of the carrier1can form a first projection area, a vertical projection of the second patch antenna group3on the second surface12of the carrier1can form a second projection area, a vertical projection of the first dipole antenna group4on the second surface12of the carrier1can form a third projection area, and a vertical projection of the second dipole antenna group5on the second surface12of the carrier1can form a fourth projection area. For example, the first projection area and the third projection area and/or the fourth projection area do not overlap each other, and the second projection area and the third projection area and/or the fourth projection area do not overlap each other, but the present disclosure is not limited thereto.

As mentioned above, referring toFIG. 3, for example, the surrounding side13of the carrier1may have a rectangular shape, and the surrounding side13may include a first side131, a second side132connected to the first side131, a third side133connected to the second side132, and a fourth side134connected between the third side133and the first side131. In the first embodiment of the present disclosure, the plurality of first dipole antennas41may be arranged along the first side131, the plurality of second dipole antennas42may be arranged along the second side132, the plurality of third dipole antennas51may be arranged along the third side133, and the plurality of fourth dipole antennas52arranged along the fourth side134.

Thereby, in the first embodiment of the present disclosure, the radiation pattern along the Z direction can be generated by the first patch antenna group2and the second patch antenna group3, and a radiation pattern in the an X direction and a Y direction radiation can be generated by the first dipole antenna41and the second dipole antenna42, respectively. A radiation pattern in a negative X direction and a negative Y direction can be generated by the third dipole antenna51and the fourth dipole antenna52, respectively.

Next, referring toFIG. 5,FIG. 5is a perspective schematic view of a first patch antenna of the co-construction antenna module according to the first embodiment of the present disclosure. The first patch antenna20may include a first radiator201and a first feed pin202connected to the first radiator201to feed the signal to the first radiator201using the first feed pin202. However, it should be noted that in the embodiment ofFIG. 5, the first patch antenna20may include a first radiator201and two first feed pins202connected to the first radiator201. The present disclosure is not limited thereto.

Next, referring toFIG. 6,FIG. 6is a perspective schematic view of a second patch antenna of the co-construction antenna module according to the first embodiment of the present disclosure. The second patch antenna30may include a second radiator and a second feed pin302connected to the second radiator301to feed the signal to the second radiator301by using the second feed pin302. It should be noted that, in the embodiment ofFIG. 6, the second patch antenna30may include a second radiator301and two second feed pins302connected to the second radiator301. The present disclosure is not limited thereto.

Second Embodiment

Referring toFIG. 7toFIG. 9,FIG. 7is a perspective schematic view of a co-construction antenna module according to a second embodiment of the present disclosure,FIG. 8is another perspective schematic view of the co-construction antenna module according to the second embodiment of the present disclosure, andFIG. 9is a top schematic view of a co-construction antenna module according to the second embodiment of the present disclosure. The second embodiment of the present disclosure provides a co-construction antenna module U. However, it can be seen from a comparison ofFIGS. 7 to 9andFIGS. 1 to 3, the difference between the second embodiment of the present disclosure and the first embodiment is that configured positions of the first patch antenna group2, the second patch antenna group3, the first dipole antenna group4, and/or the second dipole antenna group5of the co-construction antenna module U provided in the second embodiment are different. In addition, it should be noted that other structures of the co-construction antenna module U provided by the second embodiment are similar to the foregoing embodiments, and are not described herein again.

As mentioned above, referring toFIG. 9, in the second embodiment of the present disclosure, a plurality of first patch antennas20may be disposed on the first surface11, and a plurality of second patch antennas30may be disposed on the second surface12, but the present disclosure is not limited thereto. Therefore, since the first patch antenna20in the second embodiment is disposed on the first surface11, and the second patch antenna30is disposed on the second surface12, the radiation pattern generated by the first patch antenna20and the second patch antenna30may be formed along a Z direction. Further, in the second embodiment of the present disclosure, a plurality of first dipole antennas41may be arranged along a first side131, a plurality of second dipole antennas42may be arranged along a third side133, a plurality of third dipole antennas51may be arranged along a second side132, and a plurality of fourth dipole antennas52can be arranged along a fourth side134.

Thereby, in the second embodiment of the present disclosure, the radiation pattern along the Z direction can be generated by the first patch antenna group2and the second patch antenna group3, and a radiation pattern along the an X direction and a negative X direction radiation can be generated by the first dipole antenna41and the second dipole antenna42, respectively. A radiation pattern along a Y direction and a negative Y direction can be generated by the third dipole antenna51and the fourth dipole antenna52, respectively.

Next, referring toFIG. 10,FIG. 10is a side schematic view of a co-construction antenna module according to the second embodiment of the present disclosure. Further, in the embodiment ofFIG. 10, the first dipole antenna group4and the second dipole antenna group5may be located on the same layer of the low temperature co-fired ceramic substrate, but the present disclosure is not limited thereto.

Third Embodiment

Referring toFIG. 11andFIG. 12,FIG. 11is a perspective schematic view of a co-construction antenna module according to a third embodiment of the present disclosure, andFIG. 12is a top schematic view of a co-construction antenna module according to the third embodiment of the present disclosure. The second embodiment of the present disclosure provides a co-construction antenna module U. However, it can be seen from a comparison ofFIGS. 11 and 12andFIGS. 1 to 3, the difference between the third embodiment of the present disclosure and the first embodiment is that configured positions of the first patch antenna group2, the second patch antenna group3, the first dipole antenna group4, and/or the second dipole antenna group5of the co-construction antenna module U. In addition, it should be noted that other structures of the co-construction antenna module U provided by the third embodiment are similar to the foregoing embodiments, and are not described herein again. Further, in the third embodiment of the present disclosure, the first dipole antenna group4may further include a plurality of fifth dipole antennas, and the second dipole antenna group5may further include a plurality of sixth dipole antennas53.

As mentioned above, referring toFIG. 12, in the third embodiment of the present disclosure, a plurality of first dipole antennas41may be arranged along the first side131, a plurality of second dipole antennas42may be arranged along a second side132, a plurality of fifth dipole antennas43may be arranged along a fourth side134, a plurality of third dipole antennas51may be arranged along a third side133, a plurality of fourth dipole antennas52may be arranged along the fourth side134, and a plurality of six dipole antennas53may be arranged along the second side132. In other words, by the arrangement of the fifth dipole antenna43and the sixth dipole antenna53, a radiation pattern direction of the first dipole antenna group4and the second dipole antenna group5can be increased.

Thereby, in the third embodiment of the present disclosure, the radiation pattern along the Z direction can be generated by the first patch antenna group2and the second patch antenna group3, and a radiation pattern in the an X direction, a Y direction, and a negative Y direction can be generated by the first dipole antenna41, the second dipole antenna42, and the fifth dipole antenna43, respectively. A radiation pattern along the negative X direction, the Y direction, and the negative Y direction can be generated by the third dipole antenna51, the fourth dipole antenna52, and the sixth dipole antenna53, respectively.

Next, referring toFIG. 13,FIG. 13is a side schematic view of a co-construction antenna module according to the third embodiment of the present disclosure. Further, in the embodiment ofFIG. 13, the first dipole antenna group4and the second dipole antenna group5may be located on the same layer of the low temperature co-fired ceramic substrate, but the present disclosure is not limited thereto.

In conclusion, the co-construction antenna module U of the present disclosure has the technical features of “the plurality of first patch antennas20being disposed on at least one of the first surface11and the second surface12,” “the plurality of second patch antennas30being disposed on at least one of the first surface11and the second surface12,” and “the first dipole antenna group4being closer to the surrounding side13than the first patch antenna group2or the second patch antenna group3, and the second dipole antenna group5being closer to the surrounding side13than the first patch antenna group2or the second patch antenna group3” so as to improve the radiation efficiency of the co-construction antenna module U.

Further, the co-construction antenna module U provided by the present disclosure can co-construct the first patch antenna group2, the second patch antenna group3, the first dipole antenna group4and the second dipole antenna group5in the carrier1formed by the multi-layer low-temperature co-fired ceramic substrate by using the low-temperature co-fired ceramic technology and the carrier1being the low-temperature co-fired ceramic substrate. Therefore, the first patch antenna group2, the second patch antenna group3, the first dipole antenna group4, and the second dipole antenna group5can form an integrated co-fired ceramic antenna. At the same time, the co-construction antenna module U can co-construct the millimeter-wave low-frequency and millimeter-wave high-frequency antennas under the same architecture, and is suitable for different frequency bands.