Patents by Inventor Brij N. Singh
Brij N. Singh 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).
-
Patent number: 9883578Abstract: An electrical assembly comprises a dielectric substrate and a metallic conductive trace overlying the substrate. The metallic conductive trace has a hollow cross-section that forms a duct. An annular member protrudes from the metallic conductive trace. The annular member has an opening in communication with the duct, the opening for receiving pressurized air or gas.Type: GrantFiled: December 21, 2016Date of Patent: January 30, 2018Assignee: DEERE & COMPANYInventors: Thomas J. Roan, Brij N. Singh
-
Patent number: 9859624Abstract: An electrical connector assembly includes a first electrically conductive contact member and a second electrically conductive contact member. Both contact members have non-planar interface surfaces. The second interface surface is complimentary to the first interface surface. The first interface surface may include a plurality of elongated first ridges and a plurality of elongated first valleys, and the second interface surface may include a plurality of elongated second ridges and a plurality of elongated second valleys. A first ridge is received by a second valley and a second ridge is received by a first valley.Type: GrantFiled: April 29, 2016Date of Patent: January 2, 2018Assignee: DEERE & COMPANYInventors: Thomas Roan, Brij N. Singh, Andrew D. Wieland
-
Patent number: 9860987Abstract: An electronic assembly comprises a semiconductor device that has conductive pads on a semiconductor first side and a metallic region on a semiconductor second side opposite the first side. A lead frame provides respective separate terminals that are electrically and mechanically connected to corresponding conductive pads. A first heat sink comprises a first component having a mating side. A portion of the mating side is directly bonded with the metallic region of the semiconductor device. A circuit board has an opening for receiving the semiconductor device. The lead frame extends outward toward the circuit board or a board first side of the circuit board.Type: GrantFiled: April 17, 2015Date of Patent: January 2, 2018Assignee: DEERE & COMPANYInventors: Brij N. Singh, Thomas Roan, Andrew D. Wieland, Neal D. Clements
-
Patent number: 9810221Abstract: In accordance with one embodiment, a machine for generating electrical energy comprises a housing and a shaft rotatable with respect to the housing. An impeller has blades for rotation with the shaft in response to receipt of material from a chute. A first generator assembly comprises first stator windings associated with the housing and a first magnet affixed to the shaft, such that if the impeller rotates an electromagnetic signal energizes the first stator windings based on the flow of material through the chute.Type: GrantFiled: March 25, 2013Date of Patent: November 7, 2017Assignee: Deere & CompanyInventor: Brij N. Singh
-
Publication number: 20170317429Abstract: An electrical connector assembly includes a first electrically conductive contact member and a second electrically conductive contact member. Both contact members have non-planar interface surfaces. The second interface surface is complimentary to the first interface surface. The first interface surface may include a plurality of elongated first ridges and a plurality of elongated first valleys, and the second interface surface may include a plurality of elongated second ridges and a plurality of elongated second valleys. A first ridge is received by a second valley and a second ridge is received by a first valley.Type: ApplicationFiled: April 29, 2016Publication date: November 2, 2017Inventors: Thomas Roan, Brij N. Singh, Andrew D. Wieland
-
Publication number: 20170318660Abstract: An electrical connector assembly includes a first electrically conductive contact member and a second electrically conductive contact member. Both contact members have non-planar interface surfaces. The second interface surface is complimentary to the first interface surface. Magnetic field concentrators are spaced apart to concentrate a magnetic field in a zone. The magnetic field is associated with electric current carried by the electrical connector assembly. A flexible circuit carrier has openings to receive the magnetic field concentrators. The flexible circuit carrier comprises a flexible dielectric layer and a conductive traces. A magnetic field sensor is mounted on the flexible circuit carrier in the zone.Type: ApplicationFiled: December 16, 2016Publication date: November 2, 2017Inventors: Thomas J. Roan, Andrew J. Wieland, Brij N. Singh
-
Patent number: 9722531Abstract: A coaxial bus connector has a first end and a second end opposite the first end. The first end has a first positive terminal and a first negative terminal coupled to a primary direct current bus of a primary inverter. The second end has a second positive terminal and a second negative terminal coupled to the secondary direct current bus of a secondary inverter, wherein the coaxial bus connector comprises a dielectric material between a center conductor and a coaxial sleeve to form a snubber capacitor to absorb electrical energy or to absorb voltage spikes.Type: GrantFiled: August 26, 2016Date of Patent: August 1, 2017Assignee: DEERE & COMPANYInventors: Brij N. Singh, Christopher J. Schmit
-
Patent number: 9693488Abstract: An electronic assembly comprises a semiconductor device that has conductive pads on a semiconductor first side and a metallic region on a semiconductor second side opposite the first side. A lead frame provides respective separate terminals that are electrically and mechanically connected to corresponding conductive pads. A first heat sink comprises a first component having a mating side. A portion of the mating side is directly bonded with the metallic region of the semiconductor device. A circuit board has an opening for receiving the semiconductor device. The lead frame extends outward toward the circuit board or a board first side of the circuit board.Type: GrantFiled: April 17, 2015Date of Patent: June 27, 2017Assignee: DEERE & COMPANYInventors: Brij N. Singh, Thomas Roan, Andrew D. Wieland, Neal D. Clements
-
Publication number: 20170102437Abstract: In one example embodiment, a circuit includes a first sub-circuit configured to generate first data corresponding to a frequency and a duration of overloading of a transistor in the inverter, and a second sub-circuit configured to generate second data corresponding to a rate of rise of a voltage and a peak voltage value of the transistor in the inverter. The first sub-circuit and the second sub-circuit are configured to respectively provide the first data and second data as outputs to a controller for analyzing a manner in which a load coupled to the inverter is driven.Type: ApplicationFiled: October 8, 2015Publication date: April 13, 2017Inventors: Brij N. SINGH, Neal D. CLEMENTS, Advait DESAI
-
Patent number: 9564385Abstract: A package for a semiconductor device or circuit comprises a semiconductor switch module having a metallic base on an exterior side and metallic pads. A sealed metallic enclosure holds the semiconductor switch module. The metallic enclosure has a set of dielectric regions with embedded or pass-through electrical terminals that are electrically insulated or isolated from the sealed metallic enclosure. The electrical terminals are electrically connected to the metallic pads. A housing is adapted for housing the semiconductor switch module within the metallic enclosure. The housing comprises chamber for holding or circulating a coolant overlying the metallic base.Type: GrantFiled: April 30, 2015Date of Patent: February 7, 2017Assignee: DEERE & COMPANYInventors: Christopher J. Schmit, Brij N. Singh
-
Patent number: 9557351Abstract: In one example embodiment, an apparatus includes a power electronics switching circuit having a semiconductor switch and a device in communication with the power electronics switching circuit. The device includes a processor configured to estimate a current through the power electronics switching circuit based on a first voltage across the semiconductor switch, a control signal controlling the semiconductor switch and a first voltage-current characteristic of the semiconductor switch.Type: GrantFiled: December 18, 2013Date of Patent: January 31, 2017Assignee: DEERE & COMPANYInventor: Brij N. Singh
-
Publication number: 20160365788Abstract: A coaxial bus connector has a first end and a second end opposite the first end. The first end has a first positive terminal and a first negative terminal coupled to a primary direct current bus of a primary inverter. The second end has a second positive terminal and a second negative terminal coupled to the secondary direct current bus of a secondary inverter, wherein the coaxial bus connector comprises a dielectric material between a center conductor and a coaxial sleeve to form a snubber capacitor to absorb electrical energy or to absorb voltage spikes.Type: ApplicationFiled: August 26, 2016Publication date: December 15, 2016Inventors: Brij N. Singh, Christopher J. Schmit
-
Patent number: 9504191Abstract: An electronic assembly for an inverter comprises a substrate having a dielectric layer and metallic circuit traces. A plurality of terminals are arranged for connection to a direct current source. A first semiconductor and a second semiconductor are coupled together between the terminals of the direct current source. A primary metallic island (e.g., strip) is located in a primary zone between the first semiconductor and the second semiconductor. The primary metallic island has a greater height or thickness than the metallic circuit traces. The primary metallic island provides a heat sink to radiate heat.Type: GrantFiled: May 30, 2014Date of Patent: November 22, 2016Assignee: DEERE & COMPANYInventors: Brij N Singh, John N Oenick
-
Publication number: 20160322280Abstract: A package for a semiconductor device or circuit comprises a semiconductor switch module having a metallic base on an exterior side and metallic pads. A sealed metallic enclosure holds the semiconductor switch module. The metallic enclosure has a set of dielectric regions with embedded or pass-through electrical terminals that are electrically insulated or isolated from the sealed metallic enclosure. The electrical terminals are electrically connected to the metallic pads. A housing is adapted for housing the semiconductor switch module within the metallic enclosure. The housing comprises chamber for holding or circulating a coolant overlying the metallic base.Type: ApplicationFiled: April 30, 2015Publication date: November 3, 2016Inventors: Christopher J. Schmit, Brij N. Singh
-
Patent number: 9439278Abstract: A capacitor comprises a first winding member, where the first winding member comprises a first dielectric layer and a first conductive layer. A second winding member comprises a second dielectric layer and second conductive layer. The first winding member is interleaved, partially or entirely, with the second winding layer. A dielectric shell or shell is adapted to at least radially contain or border the first winding member and the second winding member. The first winding member is electrically connected to a first conductive end. A second winding member is electrically connected to a second conductive end. The second conductive end is opposite the first conductive end. The first conductive end forms a first lead; the second conductive end forms a second lead.Type: GrantFiled: December 12, 2014Date of Patent: September 6, 2016Assignee: DEERE & COMPANYInventors: Brij N. Singh, Thomas Roan
-
Publication number: 20160252402Abstract: A detector measures turn-off voltage change with respect to change in time between a collector and emitter of a transistor and peak voltage of the transistor at the collector. An electronic data processor determines intermediate parameters of turn-off current, the turn-on current and on-state voltage drop based on the turn-off voltage change and the peak voltage. The data processor determines the power or energy loss for one switching cycle of the transistor based on the turn-off current, the turn-on current and on-state voltage drop between the collector and emitter of the transistor. The data processor estimates an associated average die temperature for the transistor over the switching cycle.Type: ApplicationFiled: April 17, 2015Publication date: September 1, 2016Inventor: Brij N. Singh
-
Publication number: 20160242312Abstract: An electronic assembly comprises a semiconductor device that has conductive pads on a semiconductor first side and a metallic region on a semiconductor second side opposite the first side. A lead frame provides respective separate terminals that are electrically and mechanically connected to corresponding conductive pads. A first heat sink comprises a first component having a mating side. A portion of the mating side is directly bonded with the metallic region of the semiconductor device. A circuit board has an opening for receiving the semiconductor device. The lead frame extends outward toward the circuit board or a board first side of the circuit board.Type: ApplicationFiled: April 17, 2015Publication date: August 18, 2016Inventors: Brij N. Singh, Thomas Roan, Andrew D. Wieland, Neal D. Clements
-
Publication number: 20160242313Abstract: An electronic assembly comprises a semiconductor device that has conductive pads on a semiconductor first side and a metallic region on a semiconductor second side opposite the first side. A lead frame provides respective separate terminals that are electrically and mechanically connected to corresponding conductive pads. A first heat sink comprises a first component having a mating side. A portion of the mating side is directly bonded with the metallic region of the semiconductor device. A circuit board has an opening for receiving the semiconductor device. The lead frame extends outward toward the circuit board or a board first side of the circuit board.Type: ApplicationFiled: April 17, 2015Publication date: August 18, 2016Inventors: Brij N. Singh, Thomas Roan, Andrew D. Wieland, Neal D. Clements
-
Patent number: 9410990Abstract: A sensor comprises an inductor for sensing an alternating current signal component of an observed signal. The inductor comprises a substrate, conductive traces associated with different layers of the substrate, and one or more conductive vias for interconnecting the plurality of conductive traces. A magnetic field sensor senses a direct current signal component of the observed signal. A first filtering circuit has a high-pass filter response. The first filtering circuit is coupled to the inductor to provide a filtered alternating current signal component. A second filtering circuit has a low-pass filter response. The second filtering circuit coupled to the magnetic field sensor to provide a filtered direct current signal component. A sensor fusion circuit determines an aggregate sensed current based on the filtered alternating current signal component and the filtered direct current signal component.Type: GrantFiled: March 8, 2013Date of Patent: August 9, 2016Assignee: Deere & CompanyInventors: Brij N. Singh, Aron Fisk, Neal D. Clements, Andrew D. Wieland
-
Publication number: 20160174356Abstract: A capacitor comprises a first winding member, where the first winding member comprises a first dielectric layer and a first conductive layer. A second winding member comprises a second dielectric layer and second conductive layer. The first winding member is interleaved, partially or entirely, with the second winding layer. A dielectric shell or shell is adapted to at least radially contain or border the first winding member and the second winding member. The first winding member is electrically connected to a first conductive end. A second winding member is electrically connected to a second conductive end. The second conductive end is opposite the first conductive end. The first conductive end forms a first lead; the second conductive end forms a second lead.Type: ApplicationFiled: December 12, 2014Publication date: June 16, 2016Inventors: Brij N. Singh, Thomas Roan