Patents by Inventor Richard Anthony O'Brien
Richard Anthony O'Brien has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240113625Abstract: In one embodiment, a method includes transmitting multi-phase pulse power from power sourcing equipment to a powered device in a data center, wherein the multi-phase pulse power comprises multiple phases of power delivered in a sequence of pulses defined by alternating low direct current voltage states and high direct current voltage states, and synchronizing the pulses at the power sourcing equipment with the pulses at the powered device.Type: ApplicationFiled: December 13, 2023Publication date: April 4, 2024Inventors: Richard Anthony O'Brien, Joel Richard Goergen, Chad M. Jones, Jason DeWayne Potterf, George Allan Zimmerman
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Patent number: 11916614Abstract: In one embodiment, a method includes identifying at a first powered device in communication with power sourcing equipment, a second powered device in communication with the first powered device, wherein the first powered device is receiving high voltage pulse power from the power sourcing equipment, notifying the power sourcing equipment of the second powered device at the first powered device, and performing a low voltage power initialization at the first powered device with the second powered device before passing the high voltage pulse power to the second powered device.Type: GrantFiled: February 9, 2021Date of Patent: February 27, 2024Assignee: CISCO TECHNOLOGY, INC.Inventors: Douglas Paul Arduini, Sung Kee Baek, Richard Anthony O'Brien, Joel Richard Goergen, Chad M. Jones, Jason DeWayne Potterf, Ruqi Li
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Patent number: 11909320Abstract: In one embodiment, a method includes transmitting multi-phase pulse power from power sourcing equipment to a powered device in a data center, wherein the multi-phase pulse power comprises multiple phases of power delivered in a sequence of pulses defined by alternating low direct current voltage states and high direct current voltage states, and synchronizing the pulses at the power sourcing equipment with the pulses at the powered device.Type: GrantFiled: February 8, 2023Date of Patent: February 20, 2024Assignee: CISCO TECHNOLOGY, INC.Inventors: Richard Anthony O'Brien, Joel Richard Goergen, Chad M. Jones, Jason DeWayne Potterf, George Allan Zimmerman
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Patent number: 11848790Abstract: In one embodiment, a method includes transmitting pulse power on two wire pairs, the pulse power comprising a plurality of high voltage pulses with the high voltage pulses on the wire pairs offset between the wire pairs to provide continuous power, performing low voltage fault detection on each of the wire pairs between the high voltage pulses, and transmitting data on at least one of the wire pairs during transmittal of the high voltage pulses. Data transmittal is suspended during the low voltage fault detection.Type: GrantFiled: August 9, 2022Date of Patent: December 19, 2023Assignee: CISCO TECHNOLOGY, INC.Inventors: Chad M. Jones, Joel Richard Goergen, George Allan Zimmerman, Richard Anthony O'Brien, Douglas Paul Arduini, Jason DeWayne Potterf, Sung Kee Baek
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Publication number: 20230308134Abstract: In one embodiment, a method includes receiving low voltage pulse power from power sourcing equipment at a powered device, synchronizing the powered device with a waveform of the low voltage pulse power received from the power sourcing equipment, and operating the powered device with high voltage pulse power received from the power sourcing equipment.Type: ApplicationFiled: March 20, 2023Publication date: September 28, 2023Inventors: Douglas Paul Arduini, Sung Kee Baek, Richard Anthony O'Brien, Joel Richard Goergen, Chad M. Jones, Jason DeWayne Potterf, Ruqi Li
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Publication number: 20230188042Abstract: In one embodiment, a method includes transmitting multi-phase pulse power from power sourcing equipment to a powered device in a data center, wherein the multi-phase pulse power comprises multiple phases of power delivered in a sequence of pulses defined by alternating low direct current voltage states and high direct current voltage states, and synchronizing the pulses at the power sourcing equipment with the pulses at the powered device.Type: ApplicationFiled: February 8, 2023Publication date: June 15, 2023Applicant: CISCO TECHNOLOGY, INC.Inventors: Richard Anthony O'Brien, Joel Richard Goergen, Chad M. Jones, Jason DeWayne Potterf, George Allan Zimmerman
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Patent number: 11637497Abstract: In one embodiment, a method includes transmitting multi-phase pulse power from power sourcing equipment to a powered device in a data center, wherein the multi-phase pulse power comprises multiple phases of power delivered in a sequence of pulses defined by alternating low direct current voltage states and high direct current voltage states, and synchronizing the pulses at the power sourcing equipment with the pulses at the powered device.Type: GrantFiled: February 28, 2020Date of Patent: April 25, 2023Assignee: CISCO TECHNOLOGY, INC.Inventors: Richard Anthony O'Brien, Joel Richard Goergen, Chad M. Jones, Jason DeWayne Potterf, George Allan Zimmerman
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Publication number: 20230036460Abstract: In one embodiment, a method includes receiving at a remote network device, power and data from a central network device, wherein the power is used to power the remote network device, performing auto-negotiation with the central network device, wherein the auto-negotiation includes operating the remote network device in a low voltage mode during fault sensing of a power circuit at the remote network device, and selecting a power operating mode, wherein selecting the power operating mode includes selecting a high voltage mode if no fault is detected during the fault sensing, the high voltage mode comprising DC (direct current) pulse power. An apparatus is also disclosed herein.Type: ApplicationFiled: October 12, 2022Publication date: February 2, 2023Inventors: Joel Richard Goergen, Chad M. Jones, Douglas Paul Arduini, Richard Anthony O'Brien, Daniel Lee Barsotti, Sung Kee Baek
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Patent number: 11564317Abstract: In one embodiment, an apparatus generally comprises a printed circuit board comprising a first side, a second side, and a plurality of power vias extending from the first side to the second side, the first side configured for receiving an application specific integrated circuit (ASIC), and a power delivery board mounted on the second side of the printed circuit board and comprising a power plane interconnected with power vias in the power delivery board to electrically couple voltage regulator modules and the ASIC. The voltage regulator modules are mounted on the second side of the printed circuit board.Type: GrantFiled: April 1, 2021Date of Patent: January 24, 2023Assignee: CISCO TECHNOLOGY, INC.Inventors: Shobhana Punjabi, Kan Seto, Straty Argyrakis, Joel Richard Goergen, Paul Lachlan Mantiply, Richard Anthony O'Brien
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Publication number: 20220385334Abstract: In one embodiment, a method includes transmitting pulse power on two wire pairs, the pulse power comprising a plurality of high voltage pulses with the high voltage pulses on the wire pairs offset between the wire pairs to provide continuous power, performing low voltage fault detection on each of the wire pairs between the high voltage pulses, and transmitting data on at least one of the wire pairs during transmittal of the high voltage pulses. Data transmittal is suspended during the low voltage fault detection.Type: ApplicationFiled: August 9, 2022Publication date: December 1, 2022Inventors: Chad M. Jones, Joel Richard Goergen, George Allan Zimmerman, Richard Anthony O'Brien, Douglas Paul Arduini, Jason DeWayne Potterf, Sung Kee Baek
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Patent number: 11456883Abstract: In one embodiment, an apparatus comprises an input power interface for receiving input power, a power control system for transmitting DC (Direct Current) pulse power on multiple phases over a cable to a plurality of powered devices and verifying cable operation during an off-time of pulses in the DC pulse power, and a cable interface for delivery of the DC pulse power on the multiple phases and data over the cable to the powered devices. A method for transmitting multiple phase pulse power is also disclosed herein.Type: GrantFiled: April 10, 2019Date of Patent: September 27, 2022Assignee: CISCO TECHNOLOGY, INC.Inventors: Richard Anthony O'Brien, Douglas Paul Arduini, Sung Kee Baek, Ruqi Li, Joel Richard Goergen
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Patent number: 11444791Abstract: In one embodiment, a method includes transmitting pulse power on two wire pairs, the pulse power comprising a plurality of high voltage pulses with the high voltage pulses on the wire pairs offset between the wire pairs to provide continuous power, performing low voltage fault detection on each of the wire pairs between the high voltage pulses, and transmitting data on at least one of the wire pairs during transmittal of the high voltage pulses. Data transmittal is suspended during the low voltage fault detection.Type: GrantFiled: August 21, 2020Date of Patent: September 13, 2022Assignee: CISCO TECHNOLOGY, INC.Inventors: Chad M. Jones, Joel Richard Goergen, George Allan Zimmerman, Richard Anthony O'Brien, Douglas Paul Arduini, Jason Dewayne Potterf, Sung Kee Baek
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Publication number: 20220116238Abstract: In one embodiment, an apparatus comprises an input power interface for receiving input power, a power control system for transmitting DC (Direct Current) pulse power on multiple phases over a cable to a plurality of powered devices and verifying cable operation during an off-time of pulses in the DC pulse power, and a cable interface for delivery of the DC pulse power on the multiple phases and data over the cable to the powered devices. A method for transmitting multiple phase pulse power is also disclosed herein.Type: ApplicationFiled: December 23, 2021Publication date: April 14, 2022Inventors: Richard Anthony O'Brien, Douglas Paul Arduini, Sung Kee Baek, Ruqi Li, Joel Richard Goergen
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Publication number: 20220116122Abstract: In one embodiment, a method includes receiving at a remote network device, power and data from a central network device, wherein the power is used to power the remote network device, performing auto-negotiation with the central network device, wherein the auto-negotiation includes operating the remote network device in a low voltage mode during fault sensing of a power circuit at the remote network device, and selecting a power operating mode, wherein selecting the power operating mode includes selecting a high voltage mode if no fault is detected during the fault sensing, the high voltage mode comprising DC (direct current) pulse power. An apparatus is also disclosed herein.Type: ApplicationFiled: December 23, 2021Publication date: April 14, 2022Inventors: Joel Richard Goergen, Chad M. Jones, Douglas Paul Arduini, Richard Anthony O'Brien, Daniel Lee Barsotti, Sung Kee Baek
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Patent number: 11258520Abstract: In one embodiment, a method includes receiving at a remote network device, power and data from a central network device, wherein the power is used to power the remote network device, performing auto-negotiation with the central network device, wherein the auto-negotiation includes operating the remote network device in a low voltage mode during fault sensing of a power circuit at the remote network device, and selecting a power operating mode, wherein selecting the power operating mode includes selecting a high voltage mode if no fault is detected during the fault sensing, the high voltage mode comprising DC (direct current) pulse power. An apparatus is also disclosed herein.Type: GrantFiled: June 26, 2020Date of Patent: February 22, 2022Assignee: CISCO TECHNOLOGY, INC.Inventors: Joel Richard Goergen, Chad M. Jones, Douglas Paul Arduini, Richard Anthony O'Brien, Daniel Lee Barsotti, Sung Kee Baek
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Publication number: 20210273564Abstract: In one embodiment, a method includes transmitting multi-phase pulse power from power sourcing equipment to a powered device in a data center, wherein the multi-phase pulse power comprises multiple phases of power delivered in a sequence of pulses defined by alternating low direct current voltage states and high direct current voltage states, and synchronizing the pulses at the power sourcing equipment with the pulses at the powered device.Type: ApplicationFiled: February 28, 2020Publication date: September 2, 2021Applicant: CISCO TECHNOLOGY, INC.Inventors: Richard Anthony O'Brien, Joel Richard Goergen, Chad M. Jones, Jason DeWayne Potterf, George Allan Zimmerman
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Publication number: 20210219426Abstract: In one embodiment, an apparatus generally comprises a printed circuit board comprising a first side, a second side, and a plurality of power vias extending from the first side to the second side, the first side configured for receiving an application specific integrated circuit (ASIC), and a power delivery board mounted on the second side of the printed circuit board and comprising a power plane interconnected with power vias in the power delivery board to electrically couple voltage regulator modules and the ASIC. The voltage regulator modules are mounted on the second side of the printed circuit board.Type: ApplicationFiled: April 1, 2021Publication date: July 15, 2021Applicant: CISCO TECHNOLOGY, INC.Inventors: Shobhana Punjabi, Kan Seto, Straty Argyrakis, Joel Richard Goergen, Paul Lachlan Mantiply, Richard Anthony O'Brien
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Patent number: 11063630Abstract: In one embodiment, a method includes transmitting from power sourcing equipment, low voltage pulse power to a powered device in a communications network, performing a safety test, enabling high voltage pulse power operation at the power sourcing equipment upon passing the safety test, and transmitting high voltage pulse power from the power sourcing equipment to the powered device. The powered device synchronizes with a waveform of the low voltage pulse power.Type: GrantFiled: November 1, 2019Date of Patent: July 13, 2021Assignee: CISCO TECHNOLOGY, INC.Inventors: Douglas Paul Arduini, Sung Kee Baek, Richard Anthony O'Brien, Joel Richard Goergen, Chad M. Jones, Jason DeWayne Potterf, Ruqi Li
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Publication number: 20210167813Abstract: In one embodiment, a method includes receiving low voltage pulse power from power sourcing equipment at a powered device, synchronizing the powered device with a waveform of the low voltage pulse power received from the power sourcing equipment, and operating the powered device with high voltage pulse power received from the power sourcing equipment.Type: ApplicationFiled: February 9, 2021Publication date: June 3, 2021Applicant: CISCO TECHNOLOGY, INC.Inventors: Douglas Paul Arduini, Sung Kee Baek, Richard Anthony O'Brien, Joel Richard Goergen, Chad M. Jones, Jason DeWayne Potterf, Ruqi Li
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Publication number: 20210167814Abstract: In one embodiment, a method includes identifying at a first powered device in communication with power sourcing equipment, a second powered device in communication with the first powered device, wherein the first powered device is receiving high voltage pulse power from the power sourcing equipment, notifying the power sourcing equipment of the second powered device at the first powered device, and performing a low voltage power initialization at the first powered device with the second powered device before passing the high voltage pulse power to the second powered device.Type: ApplicationFiled: February 9, 2021Publication date: June 3, 2021Applicant: CISCO TECHNOLOGY, INC.Inventors: Douglas Paul Arduini, Sung Kee Baek, Richard Anthony O'Brien, Joel Richard Goergen, Chad M. Jones, Jason DeWayne Potterf, Ruqi Li