# US 2019/0356053 A1 · Cone-based multi-layer wide band antenna

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- Number: US 2019/0356053 A1
- Document ID: US20190356053A1
- Status: Published application
- Kind: A1
- Application number: 15/983,266
- Filed: 2018-05-18
- Published: 2019-11-21
- Earliest claimed: 2018-05-18
- Assignees: Intelligent Fusion Technology, Inc.
- Applicants: Intelligent Fusion Technology, Inc
- Inventors: Xingping LIN; Zhonghai WANG; Genshe CHEN; Erik BLASCH; Khanh PHAM
- Web page: https://patentgrep.com/patent/US20190356053A1

## CPC

- H01Q 9/28: Conical, cylindrical, cage, strip, gauze, or like elements having an extended radiating surface; Elements comprising two conical surfaces having collinear axes and adjacent apices and fed by two-conductor transmission lines (waveguide horns or mouths H01Q13/00; slot antennas H01Q13/00)
- H01Q 1/36: Structural form of radiating elements, e.g. cone, spiral, umbrella; {Particular materials used therewith}(H01Q1/08, H01Q1/14 take precedence)
- H01Q 1/38: 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)}
- H01Q 5/357: using a single feed point
- H01Q 5/378: Combination of fed elements with parasitic elements
- H01Q 9/40: Element having extended radiating surface
- H01Q 9/46: with rigid elements diverging from single point
- H01Q: ANTENNAS, i.e. RADIO AERIALS (radiators or antennas for microwave heating H05B6/72)

## Abstract

A cone-based multi-layer wide band antenna is provided, including a cone-based member having a multi-layer structure. The multi-layer structure includes a first layer conical structure, and the first layer conical structure has a height and a base radius configured to provide a desired impedance of the antenna.

## Claims

### Claim 1

An antenna, comprising:
a cone-based member having a multi-layer structure, wherein:
the multi-layer structure includes a first layer conical structure, and
the first layer conical structure has a height and a base radius configured to provide a desired impedance of the antenna.

### Claim 2 (depends on 1)

The antenna according to claim 1, wherein:
the cone-based member further includes multiple layers of conical structures over the first layer conical structure, and
the multiple layers of conical structures and the first layer conical structures are arranged such that the antenna has a cross-sectional shape with a large scale curvature at one or more sides.

### Claim 3 (depends on 2)

The antenna according to claim 2, wherein:
the first layer conical structure is a cone, and
the multiple layers of conical structures are truncated cones.

### Claim 4 (depends on 1)

The antenna according to claim 1, wherein:
the cone-based member further includes a multiple layers of conical structures over the first layer conical structure, and
the multiple layers of conical structures and the first layer conical structures are arranged such that the antenna has a cross-sectional shape with a large scale virtual curvature at one or more sides, wherein non-uniform meander lines are arranged along the large scale virtual curvature.

### Claim 5 (depends on 4)

The antenna according to claim 4, wherein:
the first layer conical structure is a cone, and
the multiple layers of conical structures are circular discs.

### Claim 6 (depends on 4)

The antenna according to claim 4, further comprising:
an inverted cone-based member symmetric to the cone-based member,
wherein a source is disposed between the cone-based member and the inverted cone-based member.

### Claim 7 (depends on 6)

The antenna according to claim 6, further comprising:
a top-loaded plate on top of the cone-based member, and
a bottom-loaded plate under the inverted cone-based member.

### Claim 8 (depends on 7)

The antenna according to claim 7, wherein:
each of the top-loaded plate and the bottom-loaded plate is non-flat.

### Claim 9 (depends on 4)

The antenna according to claim 4, wherein:
different meaner lines are configured to allow the antenna to operate at different frequency bandwidths.

### Claim 10 (depends on 1)

The antenna according to claim 1, further comprising:
a ground plane,
wherein a meander line structure is configured in the ground plane to form a resonating structure on the ground plane.

### Claim 11 (depends on 10)

The antenna according to claim 10, wherein:
holes are drilled on the ground plane to enhance antenna tuning and reduce a weight of the antenna.

### Claim 12 (depends on 1)

The antenna according to claim 1, further comprising:
a top-loaded plate having a flat surface.

### Claim 13 (depends on 1)

The antenna according to claim 1, further including:
a top-loaded plate having a non-flat surface,
wherein the top-loaded plate includes a plurality of concentric annuli or the top-loaded plate includes a meander line structure.

### Claim 14 (depends on 1)

The antenna according to claim 1, wherein:
the desired impedance of the antenna matches a transmission line or a source that feeds an electric signal to the antenna.