# US 12,119,530 B2 · Combiner

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- Number: US 12,119,530 B2
- Document ID: US12119530B2
- Status: Granted
- Kind: B2
- Application number: 17/721,566
- Filed: 2022-04-15
- Published: 2022-07-28
- Granted: 2024-10-15
- Earliest claimed: 2019-10-15
- Assignees: Huawei Technologies Co., Ltd.
- Applicants: Huawei Technologies Co., Ltd.
- Inventors: Jian Hu
- Web page: https://patentgrep.com/patent/US12119530B2

## CPC

- H01P 1/213: combining or separating two or more different frequencies (H01P1/215 takes precedence)
- H01P 1/2136: {using comb or interdigital filters; using cascaded coaxial cavities (H01P1/2131, H01P1/2135 take precedence)}
- H01P 1/2138: {using hollow waveguide filters (H01P1/2131 takes precedence)}
- H01P 5/12: Coupling devices having more than two ports (H01P5/04 takes precedence)
- H01P 5/16: Conjugate devices, i.e. devices having at least one port decoupled from one other port
- H01P 7/06: Cavity resonators
- H04B 1/30: for homodyne or synchrodyne receivers (demodulator circuits H03D1/22)
- H01P: WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE (operating at optical frequencies G02B)
- H04B: TRANSMISSION

## Abstract

This application provides a combiner, including: a plurality of radio frequency channels, where an ith radio frequency channel includes: an input port, configured to receive as input a first signal corresponding to the ith radio frequency channel, where frequencies of signals corresponding to any two radio frequency channels are different; an output port, configured to output the first signal from the ith radio frequency channel; a resonant cavity component configured between the input port and the output port, including a plurality of resonant cavities connected in series; and a matching resonator, connected to any resonant cavity in the resonant cavity component; and a combination port, connected to an output port of each radio frequency channel, where the ith radio frequency channel is any of the plurality of radio frequency channels, and a consumable device is disposed between matching resonators of any two neighboring radio frequency channels.

## Claims

### Claim 1

A combiner, comprising:
a plurality of radio frequency channels, wherein an ith radio frequency channel in the plurality of radio frequency channels comprises:
an input port configured to receive as input a first signal corresponding to the ith radio frequency channel, wherein frequencies of signals corresponding to any two radio frequency channels in the plurality of radio frequency channels are different;
an output port configured to output the first signal from the ith radio frequency channel;
a resonant cavity component configured between the input port and the output port, comprising a plurality of resonant cavities connected in series; and
a matching resonator connected to any one of the plurality of resonant cavities in the resonant cavity component, wherein the matching resonator is used to match each port in an entire combined frequency band; and
a combination port connected to an output port of each radio frequency channel, wherein
the ith radio frequency channel is any one of the plurality of radio frequency channels; and
a consumable device is disposed between matching resonators of any two neighboring radio frequency channels in the plurality of radio frequency channels.

### Claim 2 (depends on 1)

The combiner according to claim 1, wherein the consumable device is a resistor or a consumable circuit.

### Claim 3 (depends on 1)

The combiner according to claim 1, wherein a coupling screw is disposed between the plurality of resonant cavities.

### Claim 4 (depends on 1)

The combiner according to claim 1, wherein the plurality of resonant cavities each comprise a resonator.

### Claim 5 (depends on 4)

The combiner according to claim 4, wherein the resonator is a coaxial resonator, a dielectric resonator, a waveguide resonator, or a microstrip resonator.

### Claim 6 (depends on 1)

The combiner according to claim 1, wherein the combiner comprises two radio frequency channels in the plurality of radio frequency channels.