# US 12,183,961 B2 · Methods for conductively coating millimeter waveguides

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- Number: US 12,183,961 B2
- Document ID: US12183961B2
- Status: Granted
- Kind: B2
- Application number: 17/403,571
- Filed: 2021-08-16
- Published: 2021-12-02
- Granted: 2024-12-31
- Earliest claimed: 2021-08-16
- Assignees: Intel Corporation
- Applicants: Intel Corporation
- Inventors: Aleksandar Aleksov; Georgios C. Dogiamis; Telesphor Kamgaing; Sasha N. Oster; Adel A. Elsherbini; Shawna M. Liff; Johanna M. Swan; Brandon M. Rawlings; Richard J. Dischler
- Web page: https://patentgrep.com/patent/US12183961B2

## CPC

- H01P 3/16: Dielectric waveguides, i.e. without a longitudinal conductor
- H01P 3/122: {Dielectric loaded (not air)}
- H01P 11/002: {Manufacturing hollow waveguides}
- H01P 11/006: {Manufacturing dielectric waveguides}
- H01Q 9/045: {with particular feeding means (for circular polarisation H01Q9/0428)}
- H04L 67/10: in which an application is distributed across nodes in the network (software deployment G06F8/60; multiprogramming arrangements G06F9/46)
- H01P: WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE (operating at optical frequencies G02B)
- H01Q: ANTENNAS, i.e. RADIO AERIALS (radiators or antennas for microwave heating H05B6/72)
- H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M)

## Abstract

A method of forming a waveguide comprises forming an elongate waveguide core including a dielectric material; and arranging a conductive sheet around an outside surface of the dielectric core to produce a conductive layer around the waveguide core.

## Claims

### Claim 1

An apparatus comprises a waveguide including:
an elongate waveguide core including a dielectric material;
conductive tape wrapped around an outside surface of the waveguide core, wherein the conductive tape comprises a conductive polymer; and
a braid of metallic ribbon around the conductive tape.

### Claim 2 (depends on 1)

The apparatus of claim 1, including a waveguide transceiver circuit and an antenna operatively coupled to the waveguide.

### Claim 3 (depends on 1)

The apparatus of claim 1, wherein a thickness of the conductive tape is at least one micrometer.

### Claim 4 (depends on 1)

The apparatus of claim 1, wherein a width of the waveguide is less than two millimeters (2 mm) and a length of the waveguide is more than one meter (1 m).

### Claim 5 (depends on 1)

The apparatus of claim 1, wherein the conductive tape comprises an adhesive on at least one surface of the conductive tape, wherein the adhesive is a single monolayer of an adhesive material.

### Claim 6 (depends on 1)

The apparatus of claim 1, wherein the conductive tape further includes a protective polymer in contact with the conductive polymer.

### Claim 7

A method of forming a waveguide, the method comprising:
forming an elongate waveguide core including a dielectric material;
wrapping conductive tape around an outside surface of the waveguide core, wherein the conductive tape comprises a conductive polymer; and
forming a braid of metallic ribbon around the conductive tape.

### Claim 8 (depends on 7)

The method of claim 7, including operatively coupling a waveguide transceiver circuit to the waveguide.

### Claim 9 (depends on 7)

The method of claim 7, wherein a thickness of the conductive tape is at least one micrometer.

### Claim 10 (depends on 7)

The method of claim 7, wherein a width of the waveguide is less than two millimeters (2 mm) and a length of the waveguide is more than one meter (1 m).

### Claim 11 (depends on 7)

The method of claim 7, wherein the conductive tape comprises an adhesive on at least one surface of the conductive tape.

### Claim 12

A system comprising:
a waveguide comprising:
an elongate waveguide core including a dielectric material;
conductive tape wrapped around an outside surface of the waveguide core; and
a braid of metallic ribbon around the conductive tape.

### Claim 13 (depends on 12)

The system of claim 12, further comprising a transceiver circuit and a patch antenna coupled to the waveguide.

### Claim 14 (depends on 12)

The system of claim 12, wherein the conductive tape comprises a heat shrinkable tape.

### Claim 15 (depends on 12)

The system of claim 12, wherein the conductive tape includes a conductive polymer.

### Claim 16 (depends on 12)

The system of claim 12, wherein a width of the waveguide is less than two millimeters (2 mm) and a length of the waveguide is more than one meter (1 m).

### Claim 17 (depends on 12)

The system of claim 12, wherein the conductive tape comprises an adhesive on at least one surface of the conductive tape.

### Claim 18 (depends on 12)

The system of claim 12, further including a processor.