CN215266651U - Millimeter wave dielectric resonator antenna module and communication equipment - Google Patents
Millimeter wave dielectric resonator antenna module and communication equipment Download PDFInfo
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- CN215266651U CN215266651U CN202120942876.3U CN202120942876U CN215266651U CN 215266651 U CN215266651 U CN 215266651U CN 202120942876 U CN202120942876 U CN 202120942876U CN 215266651 U CN215266651 U CN 215266651U
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Abstract
The utility model discloses a millimeter wave dielectric resonator antenna module and communication equipment, which comprises a glass substrate and a dielectric resonator antenna; the dielectric resonator antenna is arranged on one side of the glass substrate; the dielectric resonator antenna is made of transparent materials, the transparent antenna is not directly plated on glass to form the transparent antenna like the prior art, the antenna is easy to fall off, reliability is reduced, the transparent antenna is made of the transparent materials and is arranged on one side of the glass substrate, and therefore connection stability between the transparent antenna and the glass substrate is guaranteed, and the reliability is enhanced while the antenna module is guaranteed to have light transparency.
Description
Technical Field
The utility model relates to an antenna technology field especially relates to a millimeter wave dielectric resonator antenna module and communication equipment.
Background
According to the 5G terminal rf technical specification (3GPP TS38.101-2) and the terminal rf technical report (TR38.817), 5G scenarios are classified into high power terminals, non-handheld terminals, mobile terminals, fixed network connection terminals, etc., and in order to enable the antenna to have good conformality, stealth and stability so as to be integrated in the wireless communication system of these scenarios, the antenna needs to have a light transparent characteristic. The method commonly used at present is to directly plate metal on glass to form a transparent antenna, but the transparent antenna formed by the method is easy to fall off due to the metal attached on the glass, and the reliability is poor.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the millimeter wave dielectric resonator antenna module and the communication equipment have the advantages that the antenna module is guaranteed to have the light transparency characteristic, and meanwhile the reliability is enhanced.
In order to solve the technical problem, the utility model discloses a technical scheme be:
a millimeter wave dielectric resonator antenna module comprises a glass substrate and a dielectric resonator antenna;
the dielectric resonator antenna is arranged on one side of the glass substrate;
the dielectric resonator antenna is made of transparent materials.
Further, the dielectric resonator antenna comprises a series feeder line, a dielectric substrate and a dielectric resonator array;
the dielectric substrate is arranged between the series feeder line and the dielectric resonator array;
the dielectric substrate is arranged on one side of the glass substrate;
and the dielectric resonator units of each column in the dielectric resonator array are correspondingly connected with a series feeder line.
Further, the dielectric substrate and the dielectric resonator array are of an integrated structure.
Further, each column of the dielectric resonator array includes a plurality of dielectric resonator elements of different sizes, and each column is disposed symmetrically with respect to the middle dielectric resonator element.
Furthermore, the length of a feed gap between the dielectric resonator units of each column of the dielectric resonator array is decreased from the middle to two ends, so as to realize the chebyshev low-side lobe array design;
further, the plastic frame is also included;
the plastic frame is arranged around the glass substrate and the dielectric resonator antenna, and the plastic frame of one of the plastic frames perpendicular to the series feeder line comprises a PCB.
Further, the PCB sequentially comprises an impedance matching network, a first low-frequency circuit area, a second low-frequency circuit area, a third low-frequency circuit area and a fourth low-frequency circuit area along the direction from the glass substrate to the dielectric resonator antenna;
the impedance matching network is connected to the series feed;
and avoidance holes for avoiding the impedance matching network are formed in the first low-frequency circuit region, the second low-frequency circuit region, the third low-frequency circuit region and the fourth low-frequency circuit region.
Further, the device also comprises BGA solder balls;
one end of the BGA solder ball is connected with the impedance matching network, and the other end of the BGA solder ball is used for being connected with a radio frequency chip.
Further, the shielding column is also included;
the shielding column is arranged around the BGA solder balls and penetrates through the first low-frequency circuit region, the second low-frequency circuit region, the third low-frequency circuit region and the fourth low-frequency circuit region in sequence.
In order to solve the technical problem, the utility model discloses an another kind of technical scheme:
a communication device comprises the millimeter wave dielectric resonator antenna module.
The beneficial effects of the utility model reside in that: the transparent antenna is manufactured by adopting transparent materials, and then is arranged on one side of the glass substrate, so that the stability of connection between the transparent antenna and the glass substrate is ensured, and the reliability is enhanced while the antenna module is ensured to have optical transparency.
Drawings
Fig. 1 is a side view of an internal structure of a millimeter wave dielectric resonator antenna module according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of an internal structure of an antenna module of a millimeter wave dielectric resonator according to an embodiment of the present invention;
fig. 3 is a bottom view of the internal structure of the millimeter wave dielectric resonator antenna module according to the embodiment of the present invention;
fig. 4 is a top view of an internal structure of an antenna module of a millimeter wave dielectric resonator according to an embodiment of the present invention;
fig. 5 is an overall schematic diagram of an antenna module of a millimeter wave dielectric resonator according to an embodiment of the present invention;
fig. 6 is a schematic diagram of an internal structure of a millimeter wave dielectric resonator antenna module according to an embodiment of the present invention, which includes a PCB;
fig. 7 is a schematic diagram of an internal structure of a millimeter wave dielectric resonator antenna module according to an embodiment of the present invention, which includes a PCB;
fig. 8 is a schematic diagram of an internal structure of a millimeter wave dielectric resonator antenna module PCB according to an embodiment of the present invention;
fig. 9 is a side view of an internal structure of a millimeter wave dielectric resonator antenna module PCB according to an embodiment of the present invention;
description of reference numerals:
1. a glass substrate; 2. a dielectric resonator antenna; 3. a series feed line; 4. a dielectric substrate; 5. an array of dielectric resonators; 6. a plastic frame; 7. a PCB; 8. an impedance matching network; 9. a first low frequency circuit region; 10. a second low frequency circuit region; 11. a third low frequency circuit region; 12. a fourth low frequency circuit region; 13. avoiding holes; 14. BGA solder balls; 15. a shielding post; 16. a chip interconnection line; 17. a metal pillar.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1, a millimeter wave dielectric resonator antenna module includes a glass substrate and a dielectric resonator antenna;
the dielectric resonator antenna is arranged on one side of the glass substrate;
the dielectric resonator antenna is made of transparent materials.
From the above description, the beneficial effects of the present invention are: the transparent antenna is manufactured by adopting transparent materials, and then is arranged on one side of the glass substrate, so that the stability of connection between the transparent antenna and the glass substrate is ensured, and the reliability is enhanced while the antenna module is ensured to have optical transparency.
Further, the dielectric resonator antenna comprises a series feeder line, a dielectric substrate and a dielectric resonator array;
the dielectric substrate is arranged between the series feeder line and the dielectric resonator array;
the dielectric substrate is arranged on one side of the glass substrate;
and the dielectric resonator units of each column in the dielectric resonator array are correspondingly connected with a series feeder line.
As can be seen from the above description, by connecting one series feeder line to each dielectric resonator unit in each column in the dielectric resonator array, it is possible to output signals with arbitrary multipath amplitude ratios and arbitrary multipath phase values, and to provide adjustability to the final antenna pattern.
Further, the dielectric substrate and the dielectric resonator array are of an integrated structure.
According to the description, the dielectric substrate and the dielectric resonator array are of an integrated structure, so that the connection stability between the dielectric substrate and the dielectric resonator array is enhanced, the high integration level of components is realized, and the reliability of the antenna module is further improved.
Further, each column of the dielectric resonator array includes a plurality of dielectric resonator elements of different sizes, and each column is disposed symmetrically with respect to the middle dielectric resonator element.
As can be seen from the above description, each column of the dielectric resonator array is symmetrically arranged with respect to the middle dielectric resonator unit, so that array feeding is realized, the array feeding is relatively easy to realize, the processing cost is reduced, and the array antenna increases the coherence of signals, so that array gain can be realized.
Further, the length of a feed gap between the dielectric resonator units of each column of the dielectric resonator array is decreased from the middle to two ends, so that the Chebyshev low-side-lobe array design is realized.
From the above description, the length of the feed gap between the dielectric resonator units in each column of the dielectric resonator array is decreased from the middle to the two ends, so that the chebyshev low-sidelobe array design is realized, different currents can be realized by the dielectric resonator units with different sizes, and the generated antenna directional diagram presents the effects of low sidelobe and narrow beam.
Further, the plastic frame is also included;
the plastic frame is arranged around the glass substrate and the dielectric resonator antenna, and the plastic frame of one of the plastic frames perpendicular to the series feeder line comprises a PCB.
According to the above description, the plastic frame is arranged around the glass substrate and the dielectric resonator antenna, so that the adhesion between the glass substrate and the dielectric resonator antenna is enhanced, and the connection stability between the glass substrate and the dielectric resonator antenna is enhanced.
Further, the PCB sequentially comprises an impedance matching network, a first low-frequency circuit area, a second low-frequency circuit area, a third low-frequency circuit area and a fourth low-frequency circuit area along the direction from the glass substrate to the dielectric resonator antenna;
the impedance matching network is connected to the series feed;
and avoidance holes for avoiding the impedance matching network are formed in the first low-frequency circuit region, the second low-frequency circuit region, the third low-frequency circuit region and the fourth low-frequency circuit region.
According to the antenna module, the performance of the antenna is improved by arranging the impedance matching network to be connected with the series feeder, the low-frequency circuit area is arranged to supply power to the circuit, and the low-frequency circuit area is provided with the avoiding hole to enable the radio frequency chip to be connected with the series feeder through the avoiding hole, so that the control signal is transmitted to the series feeder and then the signal is transmitted to the antenna, and the antenna module works more stably.
Further, the device also comprises BGA solder balls;
one end of the BGA solder ball is connected with the impedance matching network, and the other end of the BGA solder ball is used for being connected with a radio frequency chip.
According to the description, the radio frequency chip is electrically connected with the impedance matching network through the BAG solder balls, so that the radio frequency chip can output radio frequency signals to the antenna through the impedance matching network, and a better control effect is achieved on the millimeter wave antenna module.
Further, the shielding column is also included;
the shielding column is arranged around the BGA solder balls and penetrates through the first low-frequency circuit region, the second low-frequency circuit region, the third low-frequency circuit region and the fourth low-frequency circuit region in sequence.
As can be seen from the above description, the shielding columns are arranged around the BGA solder balls and sequentially penetrate through the first low frequency circuit region, the second low frequency circuit region, the third low frequency circuit region and the fourth low frequency circuit region, so that the interference of external signals is not easily caused during signal transmission, and the stability of signal transmission is improved.
Another embodiment of the present invention provides a communication device, including the above millimeter wave dielectric resonator antenna module.
The antenna module can be applied to devices of a 5G millimeter wave communication system, such as a non-handheld terminal and a high-power indoor small base station, and the following description is made through specific embodiments:
example one
Referring to fig. 1-9, a millimeter wave dielectric resonator antenna module includes a glass substrate 1 and a dielectric resonator antenna 2;
the dielectric resonator antenna 2 is arranged on one side of the glass substrate 1;
the dielectric resonator antenna 2 is made of a transparent material;
specifically, as shown in fig. 3, the dielectric resonator antenna 2 includes a series feed line 3, a dielectric substrate 4, and a dielectric resonator array 5;
the dielectric substrate 4 is arranged between the series feeder line 3 and the dielectric resonator array 5;
the dielectric substrate 4 is arranged on one side of the glass substrate 1;
the dielectric substrate 4 and the dielectric resonator array 5 are of an integrated structure, as shown in fig. 2;
each column of the dielectric resonator array 5 includes a plurality of dielectric resonator elements of different sizes, and each column is symmetrically arranged with respect to the middle dielectric resonator element;
in another alternative embodiment, as shown in fig. 4 and 5, a plastic frame 6 is further included;
the plastic frame 6 is arranged around the glass substrate 1 and the dielectric resonator antenna 2, and the plastic frame 6 of one of the series feeding lines 3 perpendicular thereto includes a PCB7, as shown in fig. 6;
as shown in fig. 6 and 7, the PCB7 includes an impedance matching network 8, a first low frequency circuit area 9, a second low frequency circuit area 10, a third low frequency circuit area 11, and a fourth low frequency circuit area 12 in this order along the direction from the glass substrate 1 to the dielectric resonator antenna 2;
the impedance matching network 8 is connected to the series feed line 3;
avoidance holes 13 for avoiding the impedance matching network 8 are formed in the first low-frequency circuit region 9, the second low-frequency circuit region 10, the third low-frequency circuit region 11 and the fourth low-frequency circuit region 12, as shown in fig. 8;
as shown in fig. 8, further includes BGA solder balls 14;
one end of the BGA solder ball 14 is connected to the impedance matching network 8, and the other end is used for connecting to a radio frequency chip, as shown in fig. 9;
in the prior art, series feed is realized through a power divider, an equal-common power divider (the amplitude and the phase of output power are equal) or an unequal-common power divider (the amplitude and the phase of output power are not equal but are fixed), and finally, a directional diagram output by an antenna is not adjustable;
as shown in fig. 6, the utility model uses the impedance matching network 8 to directly lead out 4 series feeds through the chip, 4 paths of signals with arbitrary amplitude ratio and 4 paths of signals with arbitrary phase value can be output, and the finally output antenna directional diagram is adjustable;
as shown in fig. 8, further includes a shield post 15;
the shielding column 15 is arranged around the BGA solder ball 14 and sequentially penetrates through the first low frequency circuit region 9, the second low frequency circuit region 10, the third low frequency circuit region 11 and the fourth low frequency circuit region 12;
as shown in fig. 8, a chip interconnection line 16;
the chip interconnection line 16 is disposed on a side of the fourth low frequency circuit region 12 away from the third low frequency circuit region 11, and is used for connecting a radio frequency chip with other chips;
as shown in fig. 8, further includes a metal post 17;
the metal posts 17 are disposed along one side of the PCB7 close to the serial feeder 3, and sequentially penetrate through the first low frequency circuit region 9, the second low frequency circuit region 10 and the third low frequency circuit region 11, so as to connect the first low frequency circuit region 9, the second low frequency circuit region 10 and the third low frequency circuit region 11, as shown in fig. 9;
the antenna module also comprises a chip part which comprises a control chip, a radio frequency chip and a power chip, wherein the control chip controls the radio frequency chip, the power chip provides power for the radio frequency chip, and the radio frequency chip provides signals for the antenna; the radio frequency chip comprises a phase shifter and an amplifier, wherein the phase shifter is used for providing phase difference between units to realize the capability of beam scanning, and the amplifier is used for compensating the loss of the phase shifter.
Example two
Referring to fig. 4, 6-7, the difference between this embodiment and the first embodiment is that the structure of the dielectric resonator array and the number of series feed lines are specifically defined:
as shown in fig. 7, the dielectric resonator array 5 is 5 rows and 4 columns, each column includes 3 cube-shaped dielectric resonator elements of different sizes, and each column is symmetrically arranged with respect to the middle dielectric resonator element;
the dielectric resonator units in each column in the dielectric resonator array 5 are correspondingly connected with a series feeder line 3;
specifically, as shown in fig. 6, the number of the series feeder lines 3 is 4, and the series feeder lines are connected to 4 rows of dielectric resonance units in a one-to-one correspondence manner;
as shown in fig. 4, the length of the feed gap between the dielectric resonator elements in each column of the dielectric resonator array 5 decreases from the middle to the two ends, so as to implement chebyshev low-side lobe array design.
EXAMPLE III
A communication terminal comprises the millimeter wave dielectric resonator antenna module in the first embodiment or the second embodiment.
To sum up, the utility model provides a millimeter wave dielectric resonator antenna module and communication terminal, including glass substrate and dielectric resonator antenna, the dielectric resonator antenna set up in one side of glass substrate, the material of dielectric resonator antenna is transparent material, adopts transparent material to make and forms transparent antenna, sets up transparent antenna in one side of glass substrate again to guaranteed the steadiness of being connected between transparent antenna and the glass substrate, when having guaranteed that the antenna module possesses the light transparency characteristic, strengthened the reliability; the dielectric resonator antenna comprises a series feeder line, a dielectric substrate and a dielectric resonator array, wherein the dielectric resonator unit of each column in the dielectric resonator array is correspondingly connected with one series feeder line, so that signals with any multi-path amplitude value proportion and any multi-path phase value can be output, and a final antenna directional diagram has adjustability; each row of the dielectric resonator array comprises a plurality of dielectric resonator units with different sizes, and each row is symmetrically arranged relative to the middle dielectric resonator unit, so that array feeding is realized, the array feeding is relatively easy to realize, the processing cost is reduced, the coherence of signals is increased by the array antenna, and the array gain can be realized; the length of a feed gap between dielectric resonator units in each column of the dielectric resonator array is decreased from the middle to two ends so as to realize the Chebyshev low-sidelobe array design, different currents can be realized by the dielectric resonator units with different sizes, and a generated antenna directional diagram has the effects of low sidelobe and narrow beam.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (10)
1. A millimeter wave dielectric resonator antenna module is characterized by comprising a glass substrate and a dielectric resonator antenna;
the dielectric resonator antenna is arranged on one side of the glass substrate;
the dielectric resonator antenna is made of transparent materials.
2. The millimeter wave dielectric resonator antenna module according to claim 1, wherein the dielectric resonator antenna comprises a series feed line, a dielectric substrate and a dielectric resonator array;
the dielectric substrate is arranged between the series feeder line and the dielectric resonator array;
the dielectric substrate is arranged on one side of the glass substrate;
and the dielectric resonator units of each column in the dielectric resonator array are correspondingly connected with a series feeder line.
3. The millimeter wave dielectric resonator antenna module of claim 2, wherein the dielectric substrate and the dielectric resonator array are of an integrated structure.
4. The millimeter-wave dielectric resonator antenna module according to claim 2, wherein each column of the dielectric resonator array comprises a plurality of dielectric resonator elements with different sizes, and each column is symmetrically arranged with respect to the middle dielectric resonator element.
5. The millimeter wave dielectric resonator antenna module according to claim 2, wherein the length of the feed gap between the dielectric resonator elements in each column of the dielectric resonator array decreases from the middle to the two ends, so as to realize chebyshev low side lobe array design.
6. The millimeter wave dielectric resonator antenna module of claim 2, further comprising a plastic frame;
the plastic frame is arranged around the glass substrate and the dielectric resonator antenna, and the plastic frame of one of the plastic frames perpendicular to the series feeder line comprises a PCB.
7. The millimeter wave dielectric resonator antenna module of claim 6, wherein the PCB comprises an impedance matching network, a first low frequency circuit area, a second low frequency circuit area, a third low frequency circuit area and a fourth low frequency circuit area in sequence along a direction from the glass substrate to the dielectric resonator antenna;
the impedance matching network is connected to the series feed;
and avoidance holes for avoiding the impedance matching network are formed in the first low-frequency circuit region, the second low-frequency circuit region, the third low-frequency circuit region and the fourth low-frequency circuit region.
8. The millimeter wave dielectric resonator antenna module of claim 7, further comprising BGA solder balls;
one end of the BGA solder ball is connected with the impedance matching network, and the other end of the BGA solder ball is used for being connected with a radio frequency chip.
9. The millimeter wave dielectric resonator antenna module of claim 8, further comprising a shielding post;
the shielding column is arranged around the BGA solder balls and penetrates through the first low-frequency circuit region, the second low-frequency circuit region, the third low-frequency circuit region and the fourth low-frequency circuit region in sequence.
10. A communication device comprising the millimeter wave dielectric resonator antenna module according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120942876.3U CN215266651U (en) | 2021-04-30 | 2021-04-30 | Millimeter wave dielectric resonator antenna module and communication equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120942876.3U CN215266651U (en) | 2021-04-30 | 2021-04-30 | Millimeter wave dielectric resonator antenna module and communication equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215266651U true CN215266651U (en) | 2021-12-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120942876.3U Active CN215266651U (en) | 2021-04-30 | 2021-04-30 | Millimeter wave dielectric resonator antenna module and communication equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215266651U (en) |
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2021
- 2021-04-30 CN CN202120942876.3U patent/CN215266651U/en active Active
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