# US 9,438,342 B2 · Methods, systems, and devices for integrating wireless technology into a fiber optic network

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- Number: US 9,438,342 B2
- Document ID: US9438342B2
- Status: Granted
- Kind: B2
- Application number: 14/589,648
- Filed: 2015-01-05
- Published: 2015-06-04
- Granted: 2016-09-06
- Earliest claimed: 2009-03-05
- Assignees: CommScope Technologies LLC
- Applicants: ADC Telecommunications, Inc.
- Inventors: Trevor D. Smith; Yu Lu; Wayne M. Kachmar
- Web page: https://patentgrep.com/patent/US9438342B2

## CPC

- H04B 10/25754: {Star network topology}
- G02B 6/3825: {with an intermediate part, e.g. adapter, receptacle, linking two plugs}
- G02B 6/3894: {Screw-lock type}
- G02B 6/4249: {comprising arrays of active devices and fibres}
- G02B 6/4251: {Sealed packages (G02B6/4248 takes precedence)}
- G02B 6/4292: {the light guide being disconnectable from the opto-electronic element, e.g. mutually self aligning arrangements}
- G02B 6/4416: {Heterogeneous cables}
- G02B 6/4432: {with fibre reinforcements}
- G02B 6/4434: {Central member to take up tensile loads}
- G02B 6/44515: {Fibre drop terminals with surplus length (without surplus length G02B6/4472)}
- G02B 6/44528: {Patch-cords; Connector arrangements in the system or in the box (routing arrangements H04Q1/00)}
- G02B 6/4472: {Manifolds}
- H04B 10/25: Arrangements specific to fibre transmission
- H04B 10/2575: Radio-over-fibre, e.g. radio frequency signal modulated onto an optical carrier
- H04B 10/27: Arrangements for networking
- H04B 10/40: Transceivers
- H04B 10/808: {Electrical power feeding of an optical transmission system}
- H04J 14/0282: {WDM tree architectures}
- H04B: TRANSMISSION
- G02B: OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- H04J: MULTIPLEX COMMUNICATION (transmission in general H04B; peculiar to transmission of digital information H04L5/00; systems for the simultaneous or sequential transmission of more than one television signal H04N7/08; in exchanges H04Q11/00; stereophonic systems H04S)

## Abstract

The present disclosure relates to a fiber optic network configuration having an optical network terminal located at a subscriber location. The fiber optic network configuration also includes a drop terminal located outside the subscriber location and a wireless transceiver located outside the subscriber location. The fiber optic network further includes a cabling arrangement including a first signal line that extends from the drop terminal to the optical network terminal, a second signal line that extends from the optical network terminal to the wireless transceiver, and a power line that extends from the optical network terminal to the wireless transceiver.

## Claims

### Claim 1

A system for feeding power and signals to a wireless transceiver, the system comprising:
a furcation member;
a trunk cable extending to the furcation member, the trunk cable being configured to carry power and optical signals;
a plurality of branch cables extending away from the furcation member, the plurality of branch cables including a first branch cable and a second branch cable, the first branch cable being optically coupled to the trunk cable at the furcation member, the first branch cable being terminated at a ruggedized optical connector, the second branch cable being electrically coupled to the trunk cable at the furcation member, the second branch cable being configured to carry power to the wireless transceiver; and
a wireless transceiver to which the power and signals are fed, the wireless transceiver receiving the power from the second branch cable, wherein the wireless transceiver is disposed within an outer housing, wherein the outer housing includes a ruggedized optical adapter defining an external port accessible from an exterior of the outer housing, the ruggedized optical adapter also defining an internal port coupled to the wireless transceiver.

### Claim 2 (depends on 1)

The system of claim 1, wherein the ruggedized optical connector includes an environmental seal for preventing moisture/water intrusion at a ruggedized optical adapter receiving the ruggedized optical connector.

### Claim 3 (depends on 2)

The system of claim 2, wherein the ruggedized optical connector is structured and configured to be able to withstand a 100 pound axial pull-out force when coupled to the ruggedized optical adapter.

### Claim 4 (depends on 2)

The system of claim 2, wherein the environmental seal includes an O-ring.

### Claim 5 (depends on 1)

The system of claim 1, wherein the trunk cable and the second branch cable include a grounding line.

### Claim 6 (depends on 1)

The system of claim 1, wherein the trunk cable includes an optical fiber carrying the optical signals, wherein the optical fiber is broken out from the trunk cable at the furcation member and directed along the first branch cable.

### Claim 7 (depends on 1)

The system of claim 1, wherein the second branch cable also is configured to carry optical signals.

### Claim 8 (depends on 1)

The system of claim 1, further comprising a drop terminal carrying a plurality of ruggedized optical adapters, each ruggedized optical adapter defining an exterior port, each ruggedized optical adapter also including a sealing member that provides an environmental seal between an exterior of the ruggedized optical adapter and the drop terminal when the ruggedized optical adapter is mounted at the drop terminal, wherein a ruggedized optical connector terminating one of the branch cables is plugged into the exterior port of one of the ruggedized optical adapters carried by the drop terminal.

### Claim 9

A cable configuration for feeding power and signals to a wireless transceiver, the system comprising:
a furcation member;
a trunk cable extending to the furcation member, the trunk cable including a plurality of optical fibers to carry optical signals and an electrical conductor to carry power;
a plurality of branch cables extending away from the furcation member, at least some of the branch cables including branch optical fibers coupled to the optical fiber of the trunk cable, one of the branch cables including the electrical conductor of the trunk cable;
a ruggedized optical connector terminating one of the branch optical fibers, the ruggedized optical connector including an environmental seal for preventing moisture/water intrusion at a ruggedized optical port adapted for mating with the ruggedized optical connector;
an optical transmission path extending along the trunk cable, through the furcation member, and along one of the branch cables that includes one of the branch optical fibers to the wireless transceiver;
a power transmission path extending along the trunk cable, through the furcation member, and along the branch cable that includes the electrical conductor to the wireless transceiver;
a wireless transceiver to which the power and signals are fed, the wireless transceiver receiving the power from the power transmission path and receiving signals from the optical transmission path, wherein the wireless transceiver is disposed within an outer housing, wherein the outer housing includes a ruggedized optical external port accessible from an exterior of the outer housing; and
an optical adapter disposed at the outer housing, the optical adapter defining the ruggedized optical external port and also defining an internal port coupled to the wireless transceiver.

### Claim 10 (depends on 9)

The system of claim 9, wherein the environmental seal includes an O-ring.

### Claim 11 (depends on 9)

The system of claim 9, wherein the ruggedized optical connector is structured and configured to be able to withstand a 100 pound axial pull-out force when coupled to the ruggedized optical port.

### Claim 12 (depends on 9)

The system of claim 9, wherein the trunk cable and the second branch cable include a grounding line.

### Claim 13 (depends on 9)

The system of claim 9, wherein the branch optical fibers are broken out from the trunk cable at the furcation member and directed along the corresponding branch cables.

### Claim 14 (depends on 9)

The system of claim 9, further comprising a drop terminal carrying a plurality of ruggedized optical adapters, each ruggedized optical adapter defining an exterior port, each ruggedized optical adapter also including a sealing member that provides an environmental seal between an exterior of the ruggedized optical adapter and the drop terminal when the ruggedized optical adapter is mounted at the drop terminal, wherein the ruggedized optical connector is plugged into the exterior port of one of the ruggedized optical adapters carried by the drop terminal.

### Claim 15

A system for feeding power and signals to a wireless transceiver, the system comprising:
a wireless transceiver disposed within an outer housing, the outer housing defining a ruggedized optical port accessible from an exterior of the outer housing, the outer housing also defining an internal port coupled to the wireless transceiver;
a furcation member;
a trunk cable extending to the furcation member, the trunk cable being configured to carry power and optical signals;
a first branch cable optically coupled to the trunk cable at the furcation member, the first branch cable being terminated at a ruggedized optical connector; and
a second branch cable electrically coupled to the trunk cable at the furcation member, the second branch cable being configured to carry power to the wireless transceiver.
