Antenna apparatus

Patent metadata

Field	Value
Publication number	US-2022158359-A1
Application number	US-202117197470-A
Country	US
Kind code	A1
Filing date	Mar 10, 2021
Priority date	Nov 19, 2020
Publication date	May 19, 2022
Grant date	—

Abstract

An antenna device includes a dielectric resonator antenna configured to transmit and/or receive a first RF signal, a patch antenna pattern configured to transmit and/or receive a second RF signal, and at least partially overlaps the dielectric resonator antenna in a vertical direction, a first feed via configured to feed to the dielectric resonator antenna, and a second feed via configured to feed to the patch antenna pattern, wherein a frequency of the first RF signal is lower than a frequency of the second RF signal.

First claim

What is claimed is:

1 . An antenna device comprising:
a dielectric resonator antenna configured to transmit and/or receive a first RF signal; a patch antenna pattern configured to transmit and/or receive a second RF signal, and at least partially overlaps the dielectric resonator antenna in a vertical direction; a first feed via configured to feed to the dielectric resonator antenna; and a second feed via configured to feed to the patch antenna pattern, wherein a frequency of the first RF signal is lower than a frequency of the second RF signal.

2 . The antenna device of claim 1 , wherein a dielectric constant of the dielectric resonator antenna is higher than a dielectric constant of a dielectric layer where the patch antenna pattern is implemented.

3 . The antenna device of claim 2 , further comprising a third feed via electrically connecting the first feed via to the dielectric resonator antenna.

4 . The antenna device of claim 1 , wherein the dielectric resonator antenna comprises a first dielectric block, a polymer layer disposed on the first dielectric block, and a second dielectric block disposed on the polymer layer.

5 . The antenna device of claim 4 , further comprising a third feed via electrically connecting the first feed via to the dielectric resonator antenna.

6 . The antenna device of claim 5 , further comprising a metal patch disposed on the top surface of the first dielectric block, wherein the metal patch is electrically connected with the third feed via.

7 . The antenna device of claim 1 , further comprising a strip pattern electrically connected with the first feed via, wherein the strip pattern extends in a direction that is away from the first feed via.

8 . The antenna device of claim 1 , further comprising a plurality of shielding vias coupled to the patch antenna pattern, wherein the plurality of shielding vias are located close to the first feed via.

9 . The antenna device of claim 8 , wherein the plurality of shielding vias are configured to shield the first feed via from a signal transmitted to or received from the patch antenna pattern.

10 . The antenna device of claim 1 , wherein the first feed via comprises a 1-1 feed via configured to feed a 1-1 RF signal and a 1-2 feed via configured to feed a 1-2 RF signal, and wherein the 1-1 RF signal and the 1-2 RF signal are polarized to each other.

11 . The antenna device of claim 10 , wherein the second feed via comprises a 2-1 feed via configured to feed a 2-1 RF signal and a 2-2 feed via configured to feed a 2-2 RF signal, and wherein the 2-1 RF signal and the 2-2 RF signal are polarized to each other.

12 . The antenna device of claim 1 , further comprising a winding feed pattern electrically connected to an upper end of the second feed via, wherein the winding feed pattern is at least partially formed in a winding shape.

13 . The antenna device of claim 12 , wherein the winding feed pattern comprises an extension part extended from an end of the winding feed pattern.

14 . An antenna array comprising:
a plurality of antenna devices comprising the antenna device of claim 1 ; and a shielding structure disposed between adjacent ones of the plurality of antenna devices.

15 . An electronic device comprising:
the antenna device of claim 1 .

16 . An antenna device comprising:
a dielectric layer having a first dielectric constant; a patch antenna pattern disposed in the dielectric layer; a dielectric resonator antenna disposed on the patch antenna pattern, the dielectric resonator antenna having a second dielectric constant; a first feed via coupled to the dielectric resonator antenna; and a second feed via coupled to the patch antenna pattern, wherein the second dielectric constant is higher than the first dielectric constant.

17 . The antenna device of claim 16 , wherein the dielectric resonator antenna comprises a first dielectric block, a polymer layer disposed on the first dielectric block, and a second dielectric block disposed on the polymer layer.

18 . The antenna device of claim 16 , wherein the patch antenna pattern at least partially overlaps the dielectric resonator antenna in a vertical direction.

19 . An antenna array comprising:
two or more antenna devices comprising the antenna device of claim 16 ; and a shielding structure disposed between adjacent ones of the two or more antenna devices.

20 . An electronic device comprising:
a polygonal housing; and two or more antenna devices comprising the antenna device of claim 16 disposed adjacent to the center of each side of the polygonal housing.

21 . An antenna device comprising:
a patch antenna pattern disposed in a dielectric layer having a first dielectric constant; a dielectric resonator antenna having a second dielectric constant and disposed on the patch antenna pattern; a first feed via coupled to the dielectric resonator antenna and extending through the patch antenna pattern; and a second feed via coupled to the patch antenna pattern.

22 . The antenna device of claim 21 , wherein the dielectric resonator antenna and the patch antenna pattern overlap in a plan view.

23 . The antenna device of claim 21 , wherein the second dielectric constant is higher than the first dielectric constant.

24 . The antenna device of claim 21 , further comprising a ground layer disposed on an opposite side of the patch antenna pattern from the dielectric resonator antenna, and an integrated circuit (IC) disposed on an opposite side of the ground layer from the patch antenna pattern,
wherein the IC is configured to transmit and receive a first RF signal to and from the first feed via and a second RF signal, having a higher frequency than the first RF signal, to and from the second feed via.

25 . An antenna array comprising:
two or more antenna devices comprising the antenna device of claim 21 .

26 . The antenna array of claim 25 , further comprising a shielding structure disposed between adjacent ones of the two or more antenna devices.

27 . An electronic device comprising:
the antenna device of claim 21 .

Assignees

• Samsung Electro Mech

Inventors

• Lee Woncheol
• Hur Youngsik
• Kim Wongi
• Ryoo Jeongki
• Han Myeong Woo
• Lee Hyungjin

Classifications

• H01Q1/50

  Structural association of antennas with earthing switches, lead-in devices or lightning protectors · CPC title

• H01Q1/48

  Earthing means; Earth screens; Counterpoises · CPC title

• H01Q21/00

  Antenna arrays or systems (arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system H01Q3/00) · CPC title

• H01Q1/38 Primary

  formed by a conductive layer on an insulating support {(patch antennas H01Q9/0407; microstrip dipole antennas H01Q9/065; microstrip slot antennas H01Q13/106; transmission line microstrip antennas H01Q13/206; manufacturing reflecting surfaces using insulating material for supporting the reflecting surface  H01Q15/142)} · CPC title

• H01Q1/46

  Electric supply lines or communication lines · CPC title