Patents by Inventor Daniel W. Harrist
Daniel W. Harrist 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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Patent number: 10454452Abstract: An apparatus for converting power includes at least one impedance matching network which receives an electrical signal. The apparatus includes at least one AC to DC converter in communication with the impedance matching network. Also disclosed is a method for powering a load and an apparatus for converting power and additional embodiments of an apparatus for converting power.Type: GrantFiled: April 6, 2015Date of Patent: October 22, 2019Assignee: Powercast CorporationInventors: Charles E. Greene, Daniel W. Harrist
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Publication number: 20190267846Abstract: Disclosed is an apparatus for an application including a core device for the application. The apparatus includes a power (preferably RF energy) harvester connected to the core device to power the core device. Also disclosed is a method for an application. The method includes the steps of converting RF energy into usable energy. There is the step of powering the core device with the usable energy.Type: ApplicationFiled: May 6, 2019Publication date: August 29, 2019Applicant: Powercast CorporationInventors: John G. SHEARER, Charles E. GREENE, Daniel W. HARRIST
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Publication number: 20190254146Abstract: In some embodiments, a method includes receiving a signal indicating that a timeout timer associated with a space has been has crossed a threshold in a space. If a motion sensor is disposed within the space, the method includes sending a signal to a connector operatively coupled to a light source such that the connector reverts to a default state. If (1) a motion sensor is not disposed within the space and (2) a light sensor is disposed within the space, the method includes sending a signal to the connector such that the connector is controlled by the light sensor.Type: ApplicationFiled: December 3, 2018Publication date: August 15, 2019Applicant: Powercast CorporationInventors: Charles E. GREENE, Daniel W. HARRIST
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Patent number: 10284019Abstract: Disclosed is an apparatus for an application including a core device for the application. The apparatus includes a power (preferably RF energy) harvester connected to the core device to power the core device. Also disclosed is a method for an application. The method includes the steps of converting RF energy into usable energy. There is the step of powering the core device with the usable energy.Type: GrantFiled: April 27, 2015Date of Patent: May 7, 2019Assignee: Powercast CorporationInventors: John G. Shearer, Charles E. Greene, Daniel W. Harrist
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Publication number: 20180103411Abstract: In some embodiments, a method includes receiving, at a first wireless device of a plurality of wireless devices, a data packet including an indication of a source of the data packet. In response to the first wireless device being associated with the source of the data packet, whether the first wireless device is a local repeater can be determined based on at least one of a random number or a number of wireless devices of the plurality of wireless devices. In response to the first wireless device being determined to be a local repeater, the first wireless device can be caused to be configured as a local repeater such that the first wireless device sends the data packet to at least one remaining wireless device of the plurality of wireless devices.Type: ApplicationFiled: October 10, 2017Publication date: April 12, 2018Inventors: Charles E. Greene, Daniel W. Harrist, George Gensure
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Publication number: 20160198388Abstract: In some embodiments an apparatus includes a wireless sensor configured to be operatively coupled to a network gateway device that is configured to receive one of a first data packet or a second packet from the wireless sensor. The wireless sensor is configured to send the first data packet at a first time on a first frequency, the first data packet including a payload associated with a value of a measurement that was measured by the wireless sensor. The wireless sensor is configured to send the second data packet at a second time on a second frequency, the second data packet includes a payload associated with the value.Type: ApplicationFiled: February 1, 2016Publication date: July 7, 2016Applicant: Powercast CorporationInventors: Charles E. GREENE, Daniel W. HARRIST
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Patent number: 9251699Abstract: In some embodiments an apparatus includes a wireless sensor configured to be operatively coupled to a network gateway device that is configured to receive one of a first data packet or a second packet from the wireless sensor. The wireless sensor is configured to send the first data packet at a first time on a first frequency, the first data packet including a payload associated with a value of a measurement that was measured by the wireless sensor. The wireless sensor is configured to send the second data packet at a second time on a second frequency, the second data packet includes a payload associated with the value.Type: GrantFiled: March 21, 2013Date of Patent: February 2, 2016Assignee: Powercast CorporationInventors: Charles E. Greene, Daniel W. Harrist
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Publication number: 20150236551Abstract: Disclosed is an apparatus for an application including a core device for the application. The apparatus includes a power (preferably RF energy) harvester connected to the core device to power the core device. Also disclosed is a method for an application. The method includes the steps of converting RF energy into usable energy. There is the step of powering the core device with the usable energy.Type: ApplicationFiled: April 27, 2015Publication date: August 20, 2015Applicant: POWERCAST CORPORATIONInventors: John G. Shearer, Charles E. Greene, Daniel W. Harrist
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Publication number: 20150214927Abstract: An apparatus for converting power includes at least one impedance matching network which receives an electrical signal. The apparatus includes at least one AC to DC converter in communication with the impedance matching network. Also disclosed is a method for powering a load and an apparatus for converting power and additional embodiments of an apparatus for converting power.Type: ApplicationFiled: April 6, 2015Publication date: July 30, 2015Applicant: Powercast CorporationInventors: Charles E. GREENE, Daniel W. HARRIST
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Patent number: 9021277Abstract: Disclosed is an apparatus for an application including a core device for the application. The apparatus includes a power (preferably RF energy) harvester connected to the core device to power the core device. Also disclosed is a method for an application. The method includes the steps of converting RF energy into usable energy. There is the step of powering the core device with the usable energy.Type: GrantFiled: December 30, 2013Date of Patent: April 28, 2015Assignee: Powercast CorporationInventors: John G. Shearer, Charles E. Greene, Daniel W. Harrist
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Publication number: 20150108901Abstract: In some embodiments, a method includes receiving a signal indicating that a timeout timer associated with a space has crossed a threshold. If a motion sensor is disposed within the space, the method includes sending a signal to a wireless controller operatively coupled to a light source such that the wireless controller reverts to a default state. If (1) a motion sensor is not disposed within the space and (2) a light sensor is disposed within the space, the method includes sending a signal to the wireless controller such that the wireless controller is controlled by the light sensor.Type: ApplicationFiled: October 23, 2014Publication date: April 23, 2015Inventors: Charles E. GREENE, Daniel W. HARRIST
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Patent number: 9000616Abstract: An apparatus for converting power includes at least one impedance matching network which receives an electrical signal. The apparatus includes at least one AC to DC converter in communication with the impedance matching network. Also disclosed is a method for powering a load and an apparatus for converting power and additional embodiments of an apparatus for converting power.Type: GrantFiled: November 22, 2010Date of Patent: April 7, 2015Assignee: Powercast CorporationInventors: Charles E. Greene, Daniel W. Harrist
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Publication number: 20140111032Abstract: Disclosed is an apparatus for an application including a core device for the application. The apparatus includes a power (preferably RF energy) harvester connected to the core device to power the core device. Also disclosed is a method for an application. The method includes the steps of converting RF energy into usable energy. There is the step of powering the core device with the usable energy.Type: ApplicationFiled: December 30, 2013Publication date: April 24, 2014Applicant: POWERCAST CORPORATIONInventors: John G. Shearer, Charles E. Greene, Daniel W. Harrist
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Patent number: 8621245Abstract: Disclosed is an apparatus for an application including a core device for the application. The apparatus includes a power (preferably RF energy) harvester connected to the core device to power the core device. Also disclosed is a method for an application. The method includes the steps of converting RF energy into usable energy. There is the step of powering the core device with the usable energy.Type: GrantFiled: July 8, 2009Date of Patent: December 31, 2013Assignee: Powercast CorporationInventors: John G. Shearer, Charles E. Greene, Daniel W. Harrist
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Publication number: 20130250845Abstract: In some embodiments an apparatus includes a wireless sensor configured to be operatively coupled to a network gateway device that is configured to receive one of a first data packet or a second packet from the wireless sensor. The wireless sensor is configured to send the first data packet at a first time on a first frequency, the first data packet including a payload associated with a value of a measurement that was measured by the wireless sensor. The wireless sensor is configured to send the second data packet at a second time on a second frequency, the second data packet includes a payload associated with the value.Type: ApplicationFiled: March 21, 2013Publication date: September 26, 2013Applicant: Powercast CorporationInventors: Charles E. Greene, Daniel W. Harrist
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Patent number: 8432062Abstract: Disclosed is a system for wirelessly powering an item. A source is configured to send wireless power. A target is configured to receive the wireless power and convert the wireless power to a useable power. A component is connected to and configured to receive the useable power from the target. When the component receives the usable power, the component activates. Also disclosed is an assembly including a system for wirelessly powering a component and a structure for supporting the system and an item.Type: GrantFiled: February 28, 2011Date of Patent: April 30, 2013Assignee: Powercast CorporationInventors: Charles E. Greene, Daniel W. Harrist, Michael Thomas McElhinny, David Jeffrey Graham
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Patent number: 8380255Abstract: A network for power transmission to a receiver that converts the power into current includes a first node for transmitting power wirelessly in a first area. The first area has a minimum electric or magnetic field strength. The network includes a second node for transmitting power wirelessly in a second area. The second area has a minimum electric or magnetic field strength and overlaps the first area to define an overlap area. In another embodiment, the network includes a source in communication with the first and second nodes which provides power to them. Also disclosed are methods for power transmission to a receiver that converts the power into current.Type: GrantFiled: November 23, 2010Date of Patent: February 19, 2013Assignee: Powercast CorporationInventors: John G. Shearer, Charles E. Greene, Daniel W. Harrist
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Patent number: 8159090Abstract: A system of providing energy includes a transmitter for sending wirelessly a first type of energy and at least a second type of energy different from the first type of energy. The system includes a receiver for receiving wirelessly the first type of energy and converting it to usable energy. A transmitter for transmitting power wirelessly. A receiver for receiving wirelessly transmitted power. A method for providing energy.Type: GrantFiled: August 30, 2007Date of Patent: April 17, 2012Assignee: Powercast CorporationInventors: Charles E. Greene, Daniel W. Harrist, John G. Shearer
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Publication number: 20110148347Abstract: Disclosed is a system for wirelessly powering an item. A source is configured to send wireless power. A target is configured to receive the wireless power and convert the wireless power to a useable power. A component is connected to and configured to receive the useable power from the target. When the component receives the usable power, the component activates. Also disclosed is an assembly including a system for wirelessly powering a component and a structure for supporting the system and an item.Type: ApplicationFiled: February 28, 2011Publication date: June 23, 2011Applicant: POWERCAST CORPORATIONInventors: Charles E. Greene, Daniel W. Harrist, Michael Thomas McElhinny, David Jeffrey Graham
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Patent number: 7925308Abstract: A system for powering a mobile device having an energy harvester which receives wireless energy and converts the energy into current includes a first portal in which wireless energy is transmitted for the energy harvester of the mobile device to receive and convert it into current when the device is in the first portal. The system comprises a second portal separate and apart from the first portal with a gap between the first portal and the second portal, the second portal in which wireless energy is transmitted for the energy harvester of the mobile device to receive and convert it into current after the device has passed through the first portal and the gap and is in the second portal. A method for powering a mobile device having an energy harvester which receives wireless energy and converts the energy into current is also disclosed.Type: GrantFiled: November 17, 2006Date of Patent: April 12, 2011Assignee: Powercast CorporationInventors: Charles E. Greene, Daniel W. Harrist, John G. Shearer