# US 10,374,300 B2 · Apparatus with partitioned radio frequency antenna structure and associated methods

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- Number: US 10,374,300 B2
- Document ID: US10374300B2
- Status: Granted
- Kind: B2
- Application number: 15/250,719
- Filed: 2016-08-29
- Published: 2018-03-01
- Granted: 2019-08-06
- Earliest claimed: 2016-08-29
- Assignees: Silicon Laboratories Inc.
- Applicants: Silicon Laboratories Inc.
- Inventors: Pasi Rahikkala; Attila Zolomy
- Web page: https://patentgrep.com/patent/US10374300B2

## CPC

- 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 1/24: with receiving set
- H01Q 1/241: {used in mobile communications, e.g. GSM (H01Q1/247, H01Q1/248 take precedence)}
- H01Q 9/0485: {Dielectric resonator antennas}
- H01Q 9/14: Length of element or elements adjustable (telescopic elements H01Q1/10)
- H01Q: ANTENNAS, i.e. RADIO AERIALS (radiators or antennas for microwave heating H05B6/72)

## Abstract

An apparatus includes a radio frequency (RF) circuit to transmit or receive RF signals, and a partitioned antenna structure. The partitioned antenna structure includes a first portion of a resonator and a first portion of a radiator. The first portion of the resonator comprises less than an entire resonator. The first portion of the radiator comprises less than an entire radiator.

## Claims

### Claim 1

An apparatus, comprising:
a radio frequency (RF) circuit to transmit or receive RF signals; and
a partitioned antenna structure comprising:
a first portion of a resonator and a first portion of a radiator; and
a chip antenna,
wherein the first portion of the resonator comprises less than an entire resonator and the first portion of the radiator comprises less than an entire radiator.

### Claim 2 (depends on 1)

The apparatus according to claim 1, wherein the partitioned antenna structure is included in an RF module.

### Claim 3 (depends on 2)

The apparatus according to claim 2, wherein the RF module is affixed to a substrate.

### Claim 4 (depends on 3)

The apparatus according to claim 3, wherein the substrate includes a second portion of the resonator and a second portion of the radiator.

### Claim 5 (depends on 4)

The apparatus according to claim 4, wherein the entire resonator comprises the first and second portions of the resonator.

### Claim 6 (depends on 4)

The apparatus according to claim 4, wherein the entire radiator comprises the first and second portions of the radiator.

### Claim 7 (depends on 4)

The apparatus according to claim 4, wherein the module further comprises a first substrate used to fabricate the first portion of the resonator and the first portion of the radiator.

### Claim 8 (depends on 7)

The apparatus according to claim 7, further comprising a second substrate, wherein the module is coupled to the second substrate, and wherein the second substrate is used to fabricate the second portion of the resonator and the second portion of the radiator.

### Claim 9 (depends on 1)

The apparatus according to claim 1, wherein the partitioned antenna structure is included in an RF module, and wherein the RF circuit is included in the module and is electrically coupled to the partitioned antenna structure.

### Claim 10

A method of making a radio frequency (RF) apparatus with a partitioned antenna structure, the method comprising:
partitioning the antenna structure into first and second portions; and
including in a module a chip antenna, and the first portion of the antenna structure,
wherein the first portion of the antenna structure is less than the entire antenna structure, and
wherein the second portion of the antenna structure is external to the module.

### Claim 11 (depends on 10)

The method according to claim 10, wherein the antenna structure comprises a resonator and a radiator, and wherein partitioning the antenna structure into first and second portions further comprises partitioning either the resonator or the radiator into first and second portions.

### Claim 12 (depends on 10)

The method according to claim 10, wherein the antenna structure comprises a resonator and a radiator, and wherein partitioning the antenna structure into first and second portions further comprises partitioning both the resonator and the radiator into first and second portions.

### Claim 13 (depends on 10)

The method according to claim 10, wherein the antenna structure comprises a combined resonator and radiator, and wherein partitioning the antenna structure into first and second portions further comprises partitioning the combined resonator and radiator into first and second portions.

### Claim 14 (depends on 10)

The method according to claim 10, further comprising:
affixing the module to a substrate; and
using the substrate to fabricate the second portion of the antenna structure.

### Claim 15

An radio frequency (RF) communication apparatus comprising:
a module comprising:
an RF circuit to transmit or receive RF signals;
a chip antenna coupled to the RF circuit;
a first portion of a resonator; and
a first portion of a radiator; and
a first substrate coupled to the module, the first substrate comprising:
a second portion of the resonator; and
a second portion of the radiator.

### Claim 16 (depends on 15)

The apparatus according to claim 15, wherein the module includes a second substrate, and wherein the RF circuit, the chip antenna, the first portion of the resonator, and the first portion of the radiator are coupled to the second substrate.

### Claim 17 (depends on 15)

The apparatus according to claim 15, wherein the first and second portions of the resonator form an entire resonator, and wherein the first and second portions of the radiator form an entire radiator.

### Claim 18 (depends on 15)

The apparatus according to claim 15, further comprising a baseband circuit coupled to the RF circuit.

### Claim 19 (depends on 15)

The apparatus according to claim 15, wherein the first portion of the resonator comprises the chip antenna and/or a layout of the second substrate.

### Claim 20 (depends on 15)

The apparatus according to claim 15, wherein the first portion of the radiator comprises the chip antenna and/or a layout of the second substrate.
