# US 10,320,132 B2 · Radio frequency connector

> Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt

- Number: US 10,320,132 B2
- Document ID: US10320132B2
- Status: Granted
- Kind: B2
- Application number: 16/003,268
- Filed: 2018-06-08
- Published: 2018-10-11
- Granted: 2019-06-11
- Earliest claimed: 2015-12-16
- Assignees: Huawei Technologies Co., Ltd.
- Applicants: Huawei Technologies Co., Ltd.
- Inventors: Shaojie Zeng; Lianghui Deng; Zhen Lin
- Web page: https://patentgrep.com/patent/US10320132B2

## CPC

- H01R 24/50: mounted on a PCB [Printed Circuit Board]
- H01R 12/7052: {characterised by the locating members}
- H01R 12/707: {Soldering or welding}
- H01R 13/2407: {characterized by the resilient means}
- H01R 13/621: Bolt, set screw or screw clamp
- H01R 24/40: specially adapted for high frequency
- H01R 43/16: for manufacturing contact members, e.g. by punching and by bending
- H01R 12/7047: {with a fastener through a screw hole in the coupling device}
- H01R 12/714: {with contacts abutting directly the printed circuit; Button contacts therefore provided on the printed circuit}
- H01R 13/03: characterised by the material, e.g. plating, or coating materials
- H01R 13/2471: {pin shaped}
- H01R 43/205: {with a panel or printed circuit board}
- H01R 2201/02: for antennas
- H01R: ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS

## Abstract

A radio frequency connector is provided, it includes an outer conductor and an inner conductor including a conductive sleeve and an elastically conductive structure and being in the outer conductor and not contact each other; one end of the conductive sleeve is open and the other end is closed; the elastically conductive structure is disposed inside the conductive sleeve; one end of the elastically conductive structure abuts against the closed end of the conductive sleeve and the other end extends out from the open end part of the conductive sleeve and can move in a height direction of the conductive sleeve; the outer conductor is connected to an antenna PCB and a transceiving PCB; the closed end of the conductive sleeve is welded on the transceiving PCB; and the part, extending out from the open end of the conductive sleeve, of the elastically conductive structure abuts against the antenna PCB.

## Claims

### Claim 1

A radio frequency connector, wherein the radio frequency connector comprises:
an outer conductor and an inner conductor, wherein the inner conductor comprises a conductive sleeve and an elastically conductive structure, wherein
the outer conductor is a tubular structure, the inner conductor is disposed in a cavity of the outer conductor, and the inner conductor is not in contact with the outer conductor;
one end of the conductive sleeve is open, and the other end of the conductive sleeve is closed; the elastically conductive structure is disposed inside the conductive sleeve; one end of the elastically conductive structure abuts against the closed end of the conductive sleeve, and the other end of the elastically conductive structure extends out from the open end part of the conductive sleeve, and is movable in a height direction of the conductive sleeve; and
the outer conductor is configured to be fixedly connected to both an antenna printed circuit board (PCB) and a transceiving PCB; the closed end of the conductive sleeve is configured to be welded on the transceiving PCB; and the part, extending out from the open end of the conductive sleeve, of the elastically conductive structure is configured to abut against the antenna PCB.

### Claim 2 (depends on 1)

The radio frequency connector according to claim 1, wherein the elastically conductive structure comprises a conductive head and an elastic element, wherein
one end of the elastic element abuts against the closed end of the conductive sleeve; a bottom end of the conductive head abuts against the other end of the elastic element; and a top end of the conductive head is configured to extend out from the open end part of the conductive sleeve.

### Claim 3 (depends on 2)

The radio frequency connector according to claim 2, wherein the conductive head comprises a metal inner core and an outer insulation layer, wherein
the metal inner core is of a columnar structure, an included angle a exists between a bottom surface and a side surface of the metal inner core, and a value range of a is 0°<a≤90°, wherein
when a is less than 90°, the outer insulation layer is disposed on the side surface of the metal inner core, a region that is on the side surface of the metal inner core and that is close to the bottom surface of the metal inner core is an exposed region in which the outer insulation layer is not disposed, and the exposed region is configured to be in point contact with an inner wall of the conductive sleeve under an action of the elastic element; and
when a is equal to 90°, the outer insulation layer is disposed on both the bottom surface and the side surface of the metal inner core, and the conductive head and the conductive sleeve are coupled for signal transmission.

### Claim 4 (depends on 3)

The radio frequency connector according to claim 3, wherein
the conductive head is of an integrated structure formed by superimposing bottom surfaces of two cylinders having unequal diameters; an axis of the cylinder having a smaller diameter is collinear with an axis of the cylinder having a larger diameter; and a curved surface protrusion is disposed on a bottom surface that is of the cylinder having a smaller diameter and that is not superimposed with the cylinder having a larger diameter; and
the conductive sleeve is a cylindrical sleeve, a pressing-rivet opening is disposed at an open end of the conductive sleeve, and one end having a smaller diameter of the conductive head is configured to extend out from the pressing-rivet opening of the conductive sleeve.

### Claim 5 (depends on 4)

The radio frequency connector according to claim 4, wherein
an axis of the conductive head is collinear with an axis of the conductive sleeve, an inner diameter of the conductive sleeve is D2, a diameter of the cylinder having a larger diameter is D1, and a gap between the cylinder having a larger diameter and the conductive sleeve is D, wherein D2, D1, and D satisfy a relationship: D=D2−D1.

### Claim 6 (depends on 5)

The radio frequency connector according to claim 5, wherein
D2 ranges in a positive tolerance of 0.02 millimeters, D1 ranges in a negative tolerance of 0.02 millimeters, and a value range of D is 0.01 to 0.05 millimeters.

### Claim 7 (depends on 6)

The radio frequency connector according to claim 6, wherein
D is equal to 0.01 millimeter.

### Claim 8 (depends on 1)

The radio frequency connector according to claim 1, wherein
a fixing piece is disposed at the closed end of the conductive sleeve, a fixing hole is disposed on the transceiving PCB, and the fixing piece is configured to be inserted into the fixing hole; and
the outer conductor is configured to be fixedly connected to both the antenna PCB and the transceiving PCB by using screws.

### Claim 9 (depends on 2)

The radio frequency connector according to claim 2, wherein
the elastic element is a compression spring.

### Claim 10 (depends on 3)

The radio frequency connector according to claim 3, wherein
the metal inner core comprises an inner core body, and a solid layer and a reinforced conductive layer that are successively disposed on a surface of the inner core body; and the conductive sleeve comprises a sleeve body, and a solid layer and a reinforced conductive layer that are successively disposed on a surface of the sleeve body;
both the inner core body and the sleeve body are made of a copper alloy material and formed by means of turning processing;
the solid layer is made from phosphorous nickel or high phosphorous nickel and formed by using a chemical generation method;
the reinforced conductive layer is made of a gold material and formed by using an electroplating process; and
a forming material of the outer insulation layer comprises either polytetrafluorethylene or polyetheretherketone.