Packaged antenna device and terminal equipment

文档序号:1866466 发布日期:2021-11-19 浏览:14次 中文

阅读说明:本技术 一种封装天线装置及终端设备 (Packaged antenna device and terminal equipment ) 是由 胡豪涛 张海伟 张跃江 许帅 兰增奇 刘亮胜 于 2019-05-31 设计创作,主要内容包括:本申请提供了一种封装天线装置及终端设备,该封装天线装置包括水平极化天线以及竖直极化天线。竖直极化天线的第一辐射体部分及第二辐射体部分通过接地板连接;第一馈电路径用于给第一辐射体部分及第二辐射体部分馈电;水平极化天线包括设置在基板内的第二馈电路径及第三辐射体部分;第二馈电路径用于给第三辐射体部分馈电;第一辐射体部分还作为水平极化天线的地。在上述封装天线装置中采用竖直极化天线中的第一辐射体部分直接与接地板连接,因此第一辐射体部分即作为竖直极化天线的辐射部分又可以作为地,在设置水平极化天线时,利用第一辐射体部分作为水平极化天线的地,因此无需采用额外的地。从而可以简化整个封装天线的结构。(The application provides a packaged antenna device and terminal equipment. The first radiator part and the second radiator part of the vertical polarization antenna are connected through the ground plate; the first feed path is used for feeding power to the first radiator part and the second radiator part; the horizontal polarization antenna comprises a second feed path and a third radiator part which are arranged in the substrate; the second feed path is used for feeding the third radiator part; the first radiator portion also serves as a ground for the horizontally polarized antenna. In the packaged antenna device, the first radiator part in the vertical polarization antenna is directly connected with the ground plate, so that the first radiator part can be used as the radiation part of the vertical polarization antenna and the ground, and when the horizontal polarization antenna is arranged, the first radiator part is used as the ground of the horizontal polarization antenna, so that an additional ground is not needed. So that the structure of the entire packaged antenna can be simplified.)

A packaged antenna device, comprising: the antenna comprises a substrate, a horizontal polarization antenna and a vertical polarization antenna; wherein the content of the first and second substances,

the vertically polarized antenna includes a first radiator portion, a second radiator portion, a ground plate, and a first feed path disposed within the substrate; the first radiator part and the second radiator part are connected through the ground plate; the first feed path is used for feeding the first radiator part and the second radiator part;

the horizontally polarized antenna comprises a second feed path and a third radiator portion arranged in the substrate; wherein the second feed path is used for feeding the third radiator part;

the first radiator portion also serves as a ground for the horizontally polarized antenna.

The packaged antenna device of claim 1, wherein the third radiator portion comprises a positively polarized element and a negatively polarized element, wherein a perpendicular projection of the positively polarized element and the negatively polarized element onto a first plane is outside a perpendicular projection of the first radiator portion onto the first plane; the first plane is a setting surface of the first radiator portion.

A packaged antenna device according to claim 2, wherein the first radiator portion is provided with a first slot, one of two opposite side walls of the first slot being connected to the positive polarized element and the other side wall being connected to the negative polarized element.

The packaged antenna device of claim 3, wherein an end of the second feed path coupled to the first radiator portion is a sector structure.

The packaged antenna assembly of claim 2, wherein the positive polarized element is stacked with the negative polarized element, wherein,

the positive polarization oscillator is connected with the second feed circuit;

the negative polarization oscillator is connected with the first radiator part.

A packaged antenna device according to claim 2, wherein the second feeding path is connected to the positive polarized element and the negative polarized element respectively via a balun structure.

The packaged antenna device of any one of claims 1 to 6, wherein the horizontally polarized antenna further comprises a horizontally polarized director disposed within the substrate and matched to the third radiator portion.

A packaged antenna device according to any of claims 1 to 7, wherein the first feed path passes through the ground plane and is electrically isolated from the ground plane.

The packaged antenna device of claim 8, wherein the first feed path comprises a feed line, and a feed column connected to the feed line, the feed column configured to couple feed to a radiating structure comprising the first radiator portion, the second radiator portion, and the ground plane.

The packaged antenna device according to claim 8 or 9, wherein the number of the feeding posts is two, and the two feeding posts are symmetrically arranged on two sides of the feeding wire.

A packaged antenna device according to claim 9 or 10, wherein a second slot is provided in the ground plane and spans the feed post.

A packaged antenna device according to any of claims 2 to 11, comprising a radio frequency processing chip connected to the first and second feed paths, respectively.

The packaged antenna device of claim 12, wherein the second feed path comprises a first feed line and a second feed line;

one end of the first feeder line is connected with the radio frequency processing chip, and the other end of the first feeder line is connected with the positive polarization oscillator;

one end of the second feeder line is connected with the grounding layer, and the other end of the second feeder line is connected with the negative polarization oscillator.

A packaged antenna device is characterized by comprising a first substrate, a second substrate, a horizontal polarization antenna and a vertical polarization antenna which are arranged in a stacked mode; wherein the content of the first and second substances,

the vertically polarized antenna comprises a first radiator portion, a second radiator portion, a ground plate and a first feed path; the first radiator part is arranged in the first substrate, and the second radiator part is arranged in the second substrate; the first radiator portion and the second radiator portion are connected through the ground plate, the ground plate comprises a first ground layer, a second ground layer and a metal connector, the first ground plate is arranged on the first substrate, the second ground plate is arranged on the second substrate, and the first ground plate and the second ground plate are connected through the metal connector; the first feed path is used for feeding the first radiator part and the second radiator part;

the horizontally polarized antenna comprises a second feed path and a third radiator part which are arranged in the first substrate; wherein the second feed path is used for feeding the third radiator part;

the first radiator portion also serves as a ground for the horizontally polarized antenna.

The packaged antenna device of claim 14, wherein the third radiator portion comprises a positively polarized element and a negatively polarized element, wherein a perpendicular projection of the positively polarized element and the negatively polarized element onto a first plane is outside a perpendicular projection of the first radiator portion onto the first plane; the first plane is a setting surface of the first radiator portion.

A packaged antenna device according to claim 15, wherein the first radiator portion is provided with a first slot, one of two opposite side walls of the first slot being connected to the positive polarized element and the other side wall being connected to the negative polarized element.

The packaged antenna device of claim 16, wherein an end of the second feed path coupled to the first radiator portion is a sector structure.

The packaged antenna assembly of claim 15, wherein the positive polarized element is stacked with the negative polarized element, wherein,

the positive polarization oscillator is connected with the second feed circuit;

the negative polarization oscillator is connected with the first radiator part.

The packaged antenna device of claim 15, wherein the third radiator portion comprises a positively polarized element and a negatively polarized element, and wherein the second feed path is connected to the positively polarized element and the negatively polarized element, respectively, by a balun structure.

The packaged antenna device of any of claims 14 to 19, wherein the horizontally polarized antenna further comprises a horizontally polarized director disposed within the first substrate and matched to the third radiator portion.

A packaged antenna device according to any of claims 14 to 20, wherein the first feed path passes through the ground plane and is electrically isolated from the ground plane.

The packaged antenna device of claim 21, wherein the first feed path comprises a feed line, and at least one feed post connected to the feed line, the at least one feed post configured to couple feed to a radiating structure comprising the first radiator portion, the second radiator portion, and the ground plane, and each feed post comprises a first feed portion disposed in the first substrate and a second feed portion disposed in the second substrate, and the first feed portion and the second feed portion are electrically connected.

The packaged antenna device of claim 21 or 22, wherein the number of the feeding posts is two, and the two feeding posts are symmetrically arranged on two sides of the feeding wire.

A packaged antenna device according to claim 22 or 23, wherein a second slot is provided in the first ground plane and spans the at least one feed post.

The packaged antenna device according to any one of claims 14 to 24, wherein the packaged antenna device comprises a radio frequency processing chip, the radio frequency processing chip is disposed between the first substrate and the second substrate, and the radio frequency processing chip is connected to the first feeding path and the second feeding path respectively.

The packaged antenna device of claim 25, wherein the second feed path comprises a first feed line and a second feed line;

one end of the first feeder line is connected with the radio frequency processing chip, and the other end of the first feeder line is connected with the positive polarization oscillator;

one end of the second feeder line is connected with the grounding layer, and the other end of the second feeder line is connected with the negative polarization oscillator.

A terminal device comprising a printed circuit board and a packaged antenna device according to any one of claims 1 to 13 or a packaged antenna device according to any one of claims 14 to 26 electrically connected to the printed circuit board.

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