Six-in-one antenna
By designing a six-in-one antenna, antennas of multiple frequency bands are integrated, which solves the problem that the Internet of Vehicles antenna cannot meet the requirements of multi-band and miniaturization, and achieves operation in multiple frequency bands while reducing space occupancy and signal interference.
Patent Information
- Application Number
- CN202410322460.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-20
- Publication Date
- 2025-09-30
AI Technical Summary
Existing Internet of Vehicles antennas cannot meet the requirements of multi-band and miniaturization, especially cannot cover the 4G, 5G-NR and WIFI 6E bands at the same time, resulting in complex antenna design and large size.
A six-in-one antenna is designed, integrating a first full-band antenna, a second full-band antenna, a third mid-high band antenna, a fourth mid-high band antenna, a fifth Wi-Fi antenna, and a sixth Wi-Fi antenna. Multi-band operation is achieved by providing a "T"-shaped grounding portion and a radiating portion on a substrate. Transmission lines and rubber rings are used to optimize the layout to reduce space occupancy.
It realizes a six-in-one antenna operating in multiple frequency bands, meets the needs of product miniaturization, reduces product space occupancy, improves signal isolation and reduces interference between similar signals.
Smart Images
Figure CN120728221A_ABST
Abstract
Description
Technical Field
[0001] The present application relates to the field of antennas, and in particular to a six-in-one antenna. Background Art
[0002] With the advent of the connected car era, the amount of data transmitted from vehicles is rapidly increasing due to the demand for in-car audio and video entertainment, cloud management, and remote connectivity. The connected car will be deeply integrated with mobile communications, information systems, and the transportation industry, especially with 5G communications and Wi-Fi 6E significantly improving communication performance.
[0003] Among related technologies, 4G (LTE) communications and Wi-Fi antennas are no longer sufficient for the future connected car environment, which means that antennas used in connected cars must cover a wider bandwidth. Therefore, in addition to covering the frequency bands of WWAN and LTE, the design of mobile communication antennas also needs to increase the operating frequency bands required for the fifth-generation mobile communication technology (5G-NR). In addition to the original 2.4GHz and 5GHz frequency bands, Wi-Fi antennas also need to add 6GHz (6.1-6.8GHz) and 7GHz (7.1-7.25GHz). The need for these antennas to cover these frequency bands simultaneously and to reduce their size becomes a major challenge in antenna design. Summary of the Invention
[0004] In view of this, the present application provides a six-in-one antenna that can enable the antenna to operate in multiple frequency bands and meet the miniaturization requirements of the product.
[0005] The present application provides a six-in-one antenna, comprising: a substrate; a ground portion, the ground portion being disposed on the substrate; a radiating portion, the radiating portion being disposed on the substrate and located on the same side of the substrate as the ground portion; the radiating portion comprising a first full-band antenna, a second full-band antenna, a third mid-high band antenna, a fourth mid-high band antenna, a fifth Wi-Fi antenna, and a sixth Wi-Fi antenna; wherein the ground portion is T-shaped, having a longitudinal section and a transverse section, the first full-band antenna and the second full-band antenna being located on the right side and the upper side of the transverse section, respectively, the third mid-high band antenna and the fourth mid-high band antenna being located on the right side and the left side of the longitudinal section, respectively, and the fifth Wi-Fi antenna and the sixth Wi-Fi antenna being located on the left side and the upper side of the transverse section, respectively.
[0006] Compared with the related art, the embodiments of the present application have at least the following advantages: since six antennas are integrated into the six-in-one antenna at the same time, it is only necessary to set the substrate in the same shell, which can greatly save the space occupied by the product and is conducive to meeting the needs of product miniaturization; by setting a first full-band antenna, a second full-band antenna, a third medium and high frequency band antenna, a fourth medium and high frequency band antenna, a fifth WIFI antenna and a sixth WIFI antenna, it is possible to meet the working requirements of the six-in-one antenna in multiple frequency bands.
[0007] In some possible implementations, the first full-band antenna includes a full-band feeding unit, a first full-band radiating unit, a second full-band radiating unit, a full-band grounding unit, and a full-band coupling unit; the full-band grounding unit and the full-band coupling unit are connected to the right side of the transverse segment, and the full-band coupling unit is connected to the first full-band radiating unit and the second full-band radiating unit through the full-band feeding unit.
[0008] In some possible implementations, the structure of the second full-band antenna is the same as that of the first full-band antenna, and the grounding unit and the coupling unit of the second full-band antenna are both connected to the upper side of the transverse segment.
[0009] In some possible implementations, the third mid-high frequency band antenna is spaced apart from the longitudinal segment, and the third mid-high frequency band antenna includes a mid-high frequency band feeding unit, a first mid-high frequency band radiating unit, and a second mid-high frequency band radiating unit; the first mid-high frequency band radiating unit is connected to the second mid-high frequency band radiating unit through the mid-high frequency band feeding unit.
[0010] In some possible implementations, the structure of the fourth mid-high frequency band antenna is the same as that of the third mid-high frequency band antenna, and the fourth mid-high frequency band antenna and the third mid-high frequency band antenna are symmetrically arranged about the longitudinal segment.
[0011] In some possible implementations, the fifth WIFI antenna includes a WIFI feeding unit, a first WIFI radiating unit, and a second WIFI radiating unit; the WIFI feeding unit is connected to the upper side of the transverse section.
[0012] In some possible implementations, the structure of the sixth WIFI antenna is the same as that of the fifth WIFI antenna, and a feeding unit of the sixth WIFI antenna is connected to the left side of the transverse section.
[0013] In some possible implementations, the six-in-one antenna also includes: six transmission lines, the six transmission lines being respectively a first transmission line, a second transmission line, a third transmission line, a fourth transmission line, a fifth transmission line and a sixth transmission line; the first transmission line is connected to the first full-band antenna, the second transmission line is connected to the second full-band antenna, the third transmission line is connected to the third medium and high frequency band antenna, the fourth transmission line is connected to the fourth medium and high frequency band antenna, the fifth transmission line is connected to the fifth WIFI antenna, and the sixth transmission line is connected to the sixth WIFI antenna.
[0014] In some possible implementations, the six-in-one antenna further includes a rubber ring, and the rubber ring and the radiating portion are located on the same side of the substrate.
[0015] In some possible implementations, the rubber ring is located at the front end of the substrate, and the six transmission lines extend to the back side of the substrate. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying any creative work.
[0017] Figure 1 A top view of a six-in-one antenna provided in one embodiment of the present application.
[0018] Figure 2 This is a standing wave diagram of the first full-band antenna provided in one embodiment of the present application.
[0019] Figure 3 This is a standing wave diagram of the second full-band antenna provided in one embodiment of the present application.
[0020] Figure 4 This is a standing wave diagram of the third mid-high frequency band provided by an embodiment of the present application.
[0021] Figure 5 This is a standing wave diagram of the fourth mid-high frequency band antenna provided in one embodiment of the present application.
[0022] Figure 6 This is a standing wave diagram of the fifth WIFI antenna provided in one embodiment of the present application.
[0023] Figure 7 This is a standing wave diagram of the sixth WIFI antenna provided in one embodiment of the present application.
[0024] Figure 8A schematic structural diagram of a six-in-one antenna provided in one embodiment of the present application. DETAILED DESCRIPTION
[0025] In order to more clearly understand the above-mentioned objectives, features and advantages of the present application, the present application is described in detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that the embodiments of the present application and the features therein can be combined with each other in the absence of conflict.
[0026] In the following description, many specific details are set forth to facilitate a full understanding of the present application. The described embodiments are only part of the embodiments of the present application, rather than all of the embodiments.
[0027] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art to which this application pertains. The terms used herein in the specification of this application are only for the purpose of describing specific embodiments and are not intended to limit this application.
[0028] It should be further noted that, in this document, the terms "comprises," "includes," or any other variations thereof are intended to encompass non-exclusive inclusion, such that a process, method, article, or apparatus comprising a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus. In the absence of further limitations, an element defined by the phrase "comprising a ..." does not preclude the presence of other identical elements in the process, method, article, or apparatus comprising the element.
[0029] In this application, "at least one" means one or more, and "more than one" means two or more. "And / or" describes the relationship between related objects, indicating that three relationships can exist. For example, A and / or B can mean: A exists alone, A and B exist simultaneously, and B exists alone. A and B can be singular or plural.
[0030] Please refer to Figure 1 , Figure 1 This is a top view of a six-in-one antenna provided in an embodiment of the present application. The six-in-one antenna 100 includes:
[0031] Substrate 1; grounding portion 2, the grounding portion 2 is arranged on the substrate 1; the radiating portion is arranged on the substrate 1 and is located on the same side of the substrate 1 as the grounding portion 2; the radiating portion includes a first full-band antenna 3, a second full-band antenna 4, a third medium-high frequency band antenna 5, a fourth medium-high frequency band antenna 6, a fifth WIFI antenna 7 and a sixth WIFI antenna 8; the grounding portion 2 is "T"-shaped, having a longitudinal section 21 and a transverse section 22, the first full-band antenna 3 and the second full-band antenna 4 are respectively located on the right and upper sides of the transverse section 22, the third medium-high frequency band antenna 5 and the fourth medium-high frequency band antenna 6 are respectively located on the right and left sides of the longitudinal section 21, and the fifth WIFI antenna 7 and the sixth WIFI antenna 8 are respectively located on the left and upper sides of the transverse section 22.
[0032] Compared with the related art, the embodiments of the present application have at least the following advantages: since six antennas are integrated into the six-in-one antenna 100 at the same time, it is only necessary to set the substrate 1 in the same shell, which can greatly save the space occupied by the product and is conducive to meeting the needs of product miniaturization; by setting the first full-band antenna 3, the second full-band antenna 4, the third medium and high frequency band antenna 5, the fourth medium and high frequency band antenna 6, the fifth WIFI antenna 7 and the sixth WIFI antenna 8, the working requirements of the six-in-one antenna 100 in multiple frequency bands can be met.
[0033] In some embodiments, the first full-band antenna 3 includes a full-band feeding unit 31, a first full-band radiating unit 32, a second full-band radiating unit 33, a full-band grounding unit 34 and a full-band coupling unit 35; the full-band grounding unit 34 and the full-band coupling unit 35 are connected to the right side of the transverse section 22, and the full-band coupling unit 35 is connected to the first full-band radiating unit 32 and the second full-band radiating unit 33 through the full-band feeding unit 31.
[0034] Specifically, the first full-band antenna 3 is composed of a full-band feeding unit 31 and a first full-band radiating unit 32 to realize the low-frequency 699~960MHz band wavelength, and the second full-band radiating unit 33 is used to realize the 1500~3000MHz frequency band wavelength, and the full-band coupling unit 35 is coupled with the first full-band antenna 3 to realize the 3000~5000MHz frequency band wavelength. The full-band grounding unit 34 is connected to its grounding part 2 to realize the matching adjustment of the first full-band antenna 3, so as to achieve the purpose of receiving and transmitting electrical lengths of the 699~960MHz and 1500~5000MHz frequency bands.
[0035] Please refer to Figure 2 , is the standing wave diagram of the first full-band antenna 3. The standing wave ratio of the first full-band antenna 3 in the frequency bands of 699-960 MHz and 1500-5000 MHz is less than 4, and the reflection loss is small.
[0036] Please continue to refer to Figure 1 The structure of the second full-band antenna 4 is identical to that of the first full-band antenna 3, and both the grounding unit and the coupling unit of the second full-band antenna 4 are connected to the upper side of the transverse section 22. This structure provides signal shielding and improved isolation, thereby reducing interference between similar signals.
[0037] Please refer to Figure 3 , is the standing wave diagram of the second full-band antenna 4. The standing wave ratio of the second full-band antenna 4 in the frequency bands of 699-960 MHz and 1500-5000 MHz is less than 4, and the reflection loss is small.
[0038] In some embodiments, the first full-band antenna 3 and the second full-band antenna 4 are 5G broadband antennas. The operating frequency bands of the 5G broadband antennas may include 2G, 3G, 4G, and 5G bands, and may be 5G NR bands in all countries and regions around the world.
[0039] Please continue to refer to Figure 1 The third mid-high frequency band antenna 5 is spaced apart from the longitudinal section 21. The third mid-high frequency band antenna 5 includes a mid-high frequency band feeding unit 51, a first mid-high frequency band radiation unit 52, and a second mid-high frequency band radiation unit 53; the first mid-high frequency band radiation unit 52 is connected to the second mid-high frequency band radiation unit 53 through the mid-high frequency band feeding unit 51.
[0040] Specifically, the first mid-high frequency band radiation unit 52 and the second mid-high frequency band radiation unit 53 form a dipole antenna to realize wavelengths of mid-high frequency bands of 1500-5000 MHz.
[0041] Please refer to Figure 4 , is the standing wave diagram of the third mid-high frequency band antenna 5. The standing wave ratio of the third mid-high frequency band antenna 5 in the 1500-5000 MHz frequency band is less than 3, and the reflection loss is small.
[0042] In some embodiments, the structure of the fourth mid-high frequency band antenna 6 is the same as that of the third mid-high frequency band antenna 5, and the fourth mid-high frequency band antenna 6 and the third mid-high frequency band antenna 5 are symmetrically arranged about the longitudinal section 21. This structural arrangement can provide signal shielding performance, improve isolation, and thus reduce interference between similar signals.
[0043] Please refer to Figure 5 , is the standing wave diagram of the fourth mid-high frequency band antenna 6. The standing wave ratio of the fourth mid-high frequency band antenna 6 in the 1500-5000 MHz frequency band is less than 3, and the reflection loss is small.
[0044] In some embodiments, the third mid-high frequency band antenna 5 and the fourth mid-high frequency band antenna 6 are both 5G MIMO antennas.
[0045] Please refer again Figure 1 The fifth WIFI antenna 7 includes a WIFI feeding unit 71 , a first WIFI radiation unit 72 and a second WIFI radiation unit 73 ; the WIFI feeding unit 71 is connected to the upper side of the transverse section 22 .
[0046] Specifically, the fifth WIFI antenna 7 realizes a frequency band wavelength of 2400-2500 MHz through the WIFI feeding unit 71 and the first WIFI radiating unit 72 , and realizes a frequency band wavelength of 5150-7125 MHz through the second WIFI radiating unit 73 .
[0047] Please refer to Figure 6 , is the standing wave diagram of the fifth WIFI antenna 7. The standing wave ratio of the fifth WIFI antenna 7 in the 2400-2500 MHz frequency band and the 5150-7125 MHz frequency band is less than 3, and the reflection loss is small.
[0048] In some embodiments, the structure of the sixth WIFI antenna 8 is the same as that of the fifth WIFI antenna 7, and the feed unit of the sixth WIFI antenna 8 is connected to the left side of the transverse section 22. This structure can provide signal shielding performance, improve isolation, and thus reduce interference between similar signals.
[0049] Please refer to Figure 7 , is the standing wave diagram of the sixth WIFI antenna 8. The standing wave ratio of the sixth WIFI antenna 8 in the 2400-2500 MHz frequency band and the 5150-7125 MHz frequency band is less than 3, and the reflection loss is small.
[0050] In some embodiments, the operating frequency bands of the fifth WIFI antenna 7 and the sixth WIFI antenna 8 may cover Wi-Fi 6E and V2X frequency bands.
[0051] Please refer to Figure 8 , which is a schematic diagram of the structure of a six-in-one antenna provided in an embodiment of the present application. The six-in-one antenna 100 further includes six transmission lines, namely a first transmission line 91, a second transmission line 92, a third transmission line 93, a fourth transmission line 94, a fifth transmission line 95, and a sixth transmission line 96. The first transmission line 91 is connected to the first full-band antenna 3, the second transmission line 92 is connected to the second full-band antenna 4, the third transmission line 93 is connected to the third mid-high frequency band antenna 5, the fourth transmission line 94 is connected to the fourth mid-high frequency band antenna 6, the fifth transmission line 95 is connected to the fifth Wi-Fi antenna 7, and the sixth transmission line 96 is connected to the sixth Wi-Fi antenna 8.
[0052] More specifically, the six-in-one antenna 100 further includes a rubber ring 10. The double-sided tape 10, the radiation portion, and the ground portion 2 are all located on the same side of the substrate 1. The rubber ring 10 can facilitate workers to attach the transmission line to the substrate 1.
[0053] More specifically, the rubber ring 10 is located at the front end of the substrate 1, and the six transmission lines extend to the rear side of the substrate 1. The above structure can prevent the six transmission lines from interfering with the bonding operation.
[0054] The above description is only a specific implementation method of the present application, but the protection scope of the present application is not limited thereto. Any changes or replacements within the technical scope disclosed in the present application should be included in the protection scope of the present application.
Claims
1. A six-in-one antenna, characterized in that: include: substrate; a grounding portion, the grounding portion being disposed on the substrate; a radiating portion, the radiating portion being disposed on the substrate and being located on the same side of the substrate as the ground portion; the radiating portion comprising a first full-band antenna, a second full-band antenna, a third mid-high frequency band antenna, a fourth mid-high frequency band antenna, a fifth WiFi antenna, and a sixth WiFi antenna; Among them, the grounding portion is "T"-shaped, having a longitudinal section and a transverse section, the first full-band antenna and the second full-band antenna are respectively located on the right side and the upper side of the transverse section, the third mid-high frequency band antenna and the fourth mid-high frequency band antenna are respectively located on the right side and the left side of the longitudinal section, and the fifth WIFI antenna and the sixth WIFI antenna are respectively located on the left side and the upper side of the transverse section.
2. The six-in-one antenna according to claim 1, wherein: The first full-band antenna includes a full-band feeding unit, a first full-band radiating unit, a second full-band radiating unit, a full-band grounding unit and a full-band coupling unit; The full-band grounding unit and the full-band coupling unit are connected to the right side of the transverse section, and the full-band coupling unit is connected to the first full-band radiating unit and the second full-band radiating unit through the full-band feeding unit.
3. The six-in-one antenna according to claim 2, wherein: The structure of the second full-band antenna is the same as that of the first full-band antenna, and the grounding unit and the coupling unit of the second full-band antenna are both connected to the upper side of the transverse segment.
4. The six-in-one antenna according to claim 1, wherein: The third mid-high frequency band antenna is spaced apart from the longitudinal segment, and the third mid-high frequency band antenna includes a mid-high frequency band feeding unit, a first mid-high frequency band radiating unit, and a second mid-high frequency band radiating unit; The first mid-high frequency band radiation unit is connected to the second mid-high frequency band radiation unit through the mid-high frequency band feeding unit.
5. The six-in-one antenna according to claim 4, wherein: The structure of the fourth mid-high frequency band antenna is the same as that of the third mid-high frequency band antenna, and the fourth mid-high frequency band antenna and the third mid-high frequency band antenna are symmetrically arranged with respect to the longitudinal segment.
6. The six-in-one antenna according to claim 1, wherein: The fifth WIFI antenna includes a WIFI feeding unit, a first WIFI radiation unit and a second WIFI radiation unit; The WIFI feeding unit is connected to the upper side of the transverse section.
7. The six-in-one antenna according to claim 6, wherein: The structure of the sixth WIFI antenna is the same as that of the fifth WIFI antenna, and the feeding unit of the sixth WIFI antenna is connected to the left side of the transverse section.
8. The six-in-one antenna according to claim 1, wherein: The six-in-one antenna further includes: six transmission lines, the six transmission lines being respectively a first transmission line, a second transmission line, a third transmission line, a fourth transmission line, a fifth transmission line and a sixth transmission line; The first transmission line is connected to the first full-band antenna, the second transmission line is connected to the second full-band antenna, the third transmission line is connected to the third mid-high frequency band antenna, the fourth transmission line is connected to the fourth mid-high frequency band antenna, the fifth transmission line is connected to the fifth WIFI antenna, and the sixth transmission line is connected to the sixth WIFI antenna.
9. The six-in-one antenna according to claim 7, wherein: The six-in-one antenna further includes a rubber ring, and the rubber ring and the radiation portion are located on the same side of the substrate.
10. The six-in-one antenna according to claim 9, wherein: The rubber ring is located at the front end of the substrate, and the six transmission lines extend to the rear side of the substrate.