公开(公告)号：US20210294402A1

公开(公告)日：2021-09-23

申请号：US17340245

申请日：2021-06-07

Applicant: CISCO TECHNOLOGY, INC.

Inventor： Chad M. Jones ,  Joel Richard Goergen ,  George Allan Zimmerman

IPC: G06F1/26 ,  H03M13/15 ,  H04L1/00 ,  H04L12/10

Abstract: In one embodiment, a method includes applying Forward Error Correction (FEC) to data at power sourcing equipment, transmitting the data and pulse power over a wire pair to a powered device, identifying data transmitted during power transitions between a pulse power on time and a pulse power off time in the pulse power at the powered device, and applying FEC decoding to at least a portion of the data based on said identified power transitions.

公开(公告)号：US10735105B2

公开(公告)日：2020-08-04

申请号：US15971729

申请日：2018-05-04

Applicant: CISCO TECHNOLOGY, INC.

Inventor： Joel Richard Goergen ,  Chad M. Jones ,  Douglas Paul Arduini ,  Richard Anthony O'Brien ,  Daniel Lee Barsotti ,  Sung Kee Baek

IPC: H04B10/07 ,  H04B10/80 ,  H02H1/00 ,  H02J1/00 ,  H04B10/077

Abstract: In one embodiment, a method includes receiving power at an optical transceiver module at a remote network device on a cable delivering power and data from a central network device, operating the remote network device in a low voltage startup mode during fault sensing at the remote network device, transmitting on the cable, a data signal to the central network device, the data signal indicating an operating status based on the fault sensing, and receiving high voltage power from the central network device on the cable at the remote network device upon transmitting an indication of a safe operating status at the remote network device, wherein the remote network device is powered by the high voltage power. An apparatus is also disclosed herein.

公开(公告)号：US20200153515A1

公开(公告)日：2020-05-14

申请号：US16746660

申请日：2020-01-17

Applicant: CISCO TECHNOLOGY, INC.

Inventor： Joel Richard Goergen ,  D. Brice Achkir ,  Chad M. Jones

IPC: H04B10/80 ,  H04L12/40 ,  H04L12/10 ,  H04L12/12 ,  H04M19/08 ,  G02B6/42 ,  H02J50/30 ,  H02J50/80

Abstract: In one embodiment, an apparatus includes a connector for coupling a cable comprising at least one optical fiber and at least one electrical wire to an optical module at a network communications device, the connector comprising an electrical contact plate for engagement with an electrical contact on the optical module, and a ferrule for receiving the at least one optical fiber. The electrical contact plate is configured for electrically coupling the at least one electrical wire to the electrical contact on the optical module for delivery of power through the optical module.

公开(公告)号：US20200096550A1

公开(公告)日：2020-03-26

申请号：US16696834

申请日：2019-11-26

Applicant: CISCO TECHNOLOGY, INC.

Inventor： Joel Richard Goergen ,  Chad M. Jones ,  Christopher Daniel Bullock ,  Dylan T. Walker

IPC: G01R31/08 ,  G01R31/11

Abstract: In one embodiment, a method generally comprises monitoring real-time electrical data for Power Sourcing Equipment (PSE) transmitting power over a cable to a Powered Device (PD), and identifying changes in the real-time electrical data indicating strain on one or more wires in the cable due to stretching in the one or more wires.

公开(公告)号：US20190342011A1

公开(公告)日：2019-11-07

申请号：US15971729

申请日：2018-05-04

Applicant: CISCO TECHNOLOGY, INC.

Inventor： Joel Richard Goergen ,  Chad M. Jones ,  Douglas Paul Arduini ,  Richard Anthony O'Brien ,  Daniel Lee Barsotti ,  Sung Kee Baek

IPC: H04B10/80 ,  H02J1/00 ,  H02H1/00 ,  H04B10/077

Abstract: In one embodiment, a method includes receiving power at an optical transceiver module at a remote network device on a cable delivering power and data from a central network device, operating the remote network device in a low voltage startup mode during fault sensing at the remote network device, transmitting on the cable, a data signal to the central network device, the data signal indicating an operating status based on the fault sensing, and receiving high voltage power from the central network device on the cable at the remote network device upon transmitting an indication of a safe operating status at the remote network device, wherein the remote network device is powered by the high voltage power. An apparatus is also disclosed herein.

公开(公告)号：US20190089467A1

公开(公告)日：2019-03-21

申请号：US15707976

申请日：2017-09-18

Applicant: CISCO TECHNOLOGY, INC.

Inventor： Joel Richard Goergen ,  Charles Calvin Byers ,  Robert Gregory Twiss ,  D. Brice Achkir ,  Chad M. Jones

IPC: H04B10/80 ,  H02J50/30 ,  H02J50/80

CPC classification number: H04B10/807 ,  G01J3/0218 ,  G02B6/3817 ,  G02B6/4293 ,  H02J50/30 ,  H02J50/80 ,  H02S40/38 ,  H04L12/10 ,  H04L12/12 ,  H04L12/40045 ,  H04L12/40091 ,  H04L12/40176 ,  H04M19/08

Abstract: In one embodiment, a method includes receiving power delivered over a data fiber cable at an optical transceiver installed at a network communications device and transmitting data and the power from the optical transceiver to the network communications device. The network communications device is powered by the power received from the optical transceiver. An apparatus is also disclosed herein.

公开(公告)号：US20180340840A1

公开(公告)日：2018-11-29

申请号：US15604344

申请日：2017-05-24

Applicant: CISCO TECHNOLOGY, INC.

Inventor： Christopher Daniel Bullock ,  Dylan T. Walker ,  Chad M. Jones ,  Joel Richard Goergen

IPC: G01K3/00 ,  G06F17/50 ,  G01K13/00

Abstract: In one embodiment, a method includes receiving at a thermal modeling module, data from a Power Sourcing Equipment device (PSE) for cables extending from the PSE to Powered Devices (PDs), the cables configured to transmit power and data from the PSE to the PDs, calculating at the thermal modeling module, thermal characteristics for the cables based on the data, and identifying a thermal rise above a specified threshold at one of the cables. The data comprises real-time electrical data for the cables. An apparatus and logic are also disclosed herein.