Patents by Inventor Vineet H. Mehta
Vineet H. Mehta 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: 20240085203Abstract: A method includes: determining, based, at least in part, on a predicted driver characteristic, a first energy-versus-distance measure for a planned driving route of a vehicle, the first energy-versus-distance measure determined using an energy model; presenting the first energy-versus-distance measure on a user interface associated with the vehicle; identifying an already-driven part of the planned driving route; determining, based on information associated with the already-driven part of the planned driving route, a model error associated with the energy model; determining a second energy-versus-distance measure by modifying the first energy-versus-distance measure to account for the model error; and presenting the second energy-versus-distance measure on the user interface associated with the vehicle.Type: ApplicationFiled: July 14, 2023Publication date: March 14, 2024Inventors: Andrew D. Baglino, Thorsten Hayer, Brennan Boblett, Matthew Fox, Vineet H. Mehta, Keijiro Ikebe, Kevin Hsieh, Craig B. Carlson, Jeffrey B. Straubel
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Patent number: 11703340Abstract: A method includes: determining, based, at least in part, on a predicted driver characteristic, a first energy-versus-distance measure for a planned driving route of a vehicle, the first energy-versus-distance measure determined using an energy model; presenting the first energy-versus-distance measure on a user interface associated with the vehicle; identifying an already-driven part of the planned driving route; determining, based on information associated with the already-driven part of the planned driving route, a model error associated with the energy model; determining a second energy-versus-distance measure by modifying the first energy-versus-distance measure to account for the model error; and presenting the second energy-versus-distance measure on the user interface associated with the vehicle.Type: GrantFiled: May 10, 2019Date of Patent: July 18, 2023Assignee: Tesla, Inc.Inventors: Andrew D. Baglino, Thorsten Hayer, Brennan Boblett, Matthew Fox, Vineet H. Mehta, Keijiro Ikebe, Kevin Hsieh, Craig B. Carlson, Jeffrey B. Straubel
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Publication number: 20190265057Abstract: A method includes: determining, based, at least in part, on a predicted driver characteristic, a first energy-versus-distance measure for a planned driving route of a vehicle, the first energy-versus-distance measure determined using an energy model; presenting the first energy-versus-distance measure on a user interface associated with the vehicle; identifying an already-driven part of the planned driving route; determining, based on information associated with the already-driven part of the planned driving route, a model error associated with the energy model; determining a second energy-versus-distance measure by modifying the first energy-versus-distance measure to account for the model error; and presenting the second energy-versus-distance measure on the user interface associated with the vehicle.Type: ApplicationFiled: May 10, 2019Publication date: August 29, 2019Applicant: Tesla, Inc.Inventors: Andrew D. Baglino, Thorsten Hayer, Brennan Boblett, Matthew Fox, Vineet H. Mehta, Keijiro Ikebe, Kevin Hsieh, Craig B. Carlson, Jeffrey B. Straubel
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Patent number: 10295355Abstract: A method includes: receiving information corresponding at least to (i) a state of charge of an energy storage of a vehicle, (ii) route information corresponding to a planned driving route for the vehicle, and (iii) a predicted driver characteristic; determining using the received information, and presenting to a driver of the vehicle, a first energy-versus-distance measure for the planned driving route; receiving a user input indicating a proposed change in at least the driver characteristics, and determining using the received information and the user input, and presenting to the driver, a second energy-versus-distance measure for the planned driving route that takes into account the proposed change.Type: GrantFiled: March 19, 2015Date of Patent: May 21, 2019Assignee: Tesla, Inc.Inventors: Andrew D. Baglino, Thorsten Hayer, Brennan Boblett, Matthew Fox, Vineet H. Mehta, Keijiro Ikebe, Kevin Hsieh, Craig B. Carlson, Jeffrey B. Straubel
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Publication number: 20170030728Abstract: A method includes: receiving information corresponding at least to (i) a state of charge of an energy storage of a vehicle, (ii) route information corresponding to a planned driving route for the vehicle, and (iii) a predicted driver characteristic; determining using the received information, and presenting to a driver of the vehicle, a first energy-versus-distance measure for the planned driving route; receiving a user input indicating a proposed change in at least the driver characteristics, and determining using the received information and the user input, and presenting to the driver, a second energy-versus-distance measure for the planned driving route that takes into account the proposed change.Type: ApplicationFiled: March 19, 2015Publication date: February 2, 2017Applicant: Tesla Motors, Inc.Inventors: Andrew D. Baglino, Thorsten Hayer, Brennan Boblett, Matthew Fox, Vineet H. Mehta, Keijiro Ikebe, Kevin Hsieh, Craig B. Carlson, Jeffrey B. Straubel
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Patent number: 9419450Abstract: A method for charging at least one lithium ion cell the method includes: (a) applying, to the lithium ion cell, a constant first stage charging current until a first stage charging voltage is about equal to a first stage complete voltage less than a maximum cell voltage, the constant first stage charging current greater than about 1C; and thereafter (b) applying multiple constant second stage charging currents to the lithium ion cell at different current levels, wherein the constant second stage charging currents are applied based on accessing a lookup table that relates at least current, temperature and open source voltage to each other; and thereafter (c) applying, to the lithium ion cell, a constant third stage charging voltage about equal to a complete voltage from the multiple constant second stage charging currents.Type: GrantFiled: January 15, 2015Date of Patent: August 16, 2016Assignee: TESLA MOTORS, INC.Inventors: Anil Paryani, Clay H. Kishiyama, Scott I. Kohn, Vineet H. Mehta
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Publication number: 20150171644Abstract: A battery cell charger for rapidly charging a lithium ion battery cell (or string of series-parallel connected cells) having a maximum battery cell voltage the battery cell charging system including: a circuit for charging the battery cell using an adjustable voltage charging-profile to apply a charging voltage and a charging current to the battery cell wherein the adjustable voltage charging-profile includes: a first charging stage with a constant first stage charging current and an increasing battery cell voltage with the first stage charging current provided until the first stage charging voltage is about equal to a first stage complete voltage less than the maximum battery cell voltage; one or more intermediate charging stages, each intermediate stage selected from the group consisting of one or more of an intermediate constant voltage stage that provides a decreasing charging current, an intermediate constant current stage that produces an increasing battery cell voltage, and combinations thereof; and aType: ApplicationFiled: January 15, 2015Publication date: June 18, 2015Inventors: Anil PARYANI, Clay H. Kishiyama, Scott I. Kohn, Vineet H. Mehta
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Patent number: 8970182Abstract: A battery cell charger for rapidly charging a lithium ion battery cell (or string of series-parallel connected cells) having a maximum battery cell voltage the battery cell charging system including: a circuit for charging the battery cell using an adjustable voltage charging-profile to apply a charging voltage and a charging current to the battery cell wherein the adjustable voltage charging-profile includes: a first charging stage with a constant first stage charging current and an increasing battery cell voltage with the first stage charging current provided until the first stage charging voltage is about equal to a first stage complete voltage less than the maximum battery cell voltage; one or more intermediate charging stages, each intermediate stage selected from the group consisting of one or more of an intermediate constant voltage stage that provides a decreasing charging current, an intermediate constant current stage that produces an increasing battery cell voltage, and combinations thereof; and aType: GrantFiled: May 12, 2014Date of Patent: March 3, 2015Assignee: Tesla Motors, Inc.Inventors: Anil Paryani, Clay H. Kishiyama, Scott I. Kohn, Vineet H. Mehta
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Publication number: 20140253023Abstract: A battery cell charger for rapidly charging a lithium ion battery cell (or string of series-parallel connected cells) having a maximum battery cell voltage the battery cell charging system including: a circuit for charging the battery cell using an adjustable voltage charging-profile to apply a charging voltage and a charging current to the battery cell wherein the adjustable voltage charging-profile includes: a first charging stage with a constant first stage charging current and an increasing battery cell voltage with the first stage charging current provided until the first stage charging voltage is about equal to a first stage complete voltage less than the maximum battery cell voltage; one or more intermediate charging stages, each intermediate stage selected from the group consisting of one or more of an intermediate constant voltage stage that provides a decreasing charging current, an intermediate constant current stage that produces an increasing battery cell voltage, and combinations thereof; and aType: ApplicationFiled: May 12, 2014Publication date: September 11, 2014Applicant: Tesla Motors, Inc.Inventors: Anil PARYANI, Clay H. Kishiyama, Scott I. Kohn, Vineet H. Mehta
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Patent number: 8754614Abstract: A battery cell charger for rapidly charging a lithium ion battery cell (or string of series-parallel connected cells) having a maximum battery cell voltage the battery cell charging system including: a circuit for charging the battery cell using an adjustable voltage charging-profile to apply a charging voltage and a charging current to the battery cell wherein the adjustable voltage charging-profile includes: a first charging stage with a constant first stage charging current and an increasing battery cell voltage with the first stage charging current provided until the first stage charging voltage is about equal to a first stage complete voltage less than the maximum battery cell voltage; one or more intermediate charging stages, each intermediate stage selected from the group consisting of one or more of an intermediate constant voltage stage that provides a decreasing charging current, an intermediate constant current stage that produces an increasing battery cell voltage, and combinations thereof; and aType: GrantFiled: July 17, 2009Date of Patent: June 17, 2014Assignee: Tesla Motors, Inc.Inventors: Anil Paryani, Clay H. Kishiyama, Scott I. Kohn, Vineet H. Mehta
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Patent number: 8629657Abstract: A management system for a battery cell pack, the management system including a controller determining an adjustable charge profile for the battery cell pack wherein the adjustable charge profile includes an operational parameter identifying a next operation drive range mode from a set of drive range modes for the battery cell pack wherein each the drive range mode includes a state of charge (SOC) window between a charge SOC and a discharge SOC, with the set of drive range modes including a first drive range mode having a first SOC window and including a second drive range mode having a second SOC window less than the first SOC window; and one or more energy transfer stages to produce the charge SOC of the next operation drive range mode in the battery cell pack.Type: GrantFiled: November 19, 2010Date of Patent: January 14, 2014Assignee: Tesla Motors, Inc.Inventors: Clay H. Kishiyama, Vineet H. Mehta, Christopher D. Gadda, Scott I. Kohn
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Patent number: 8123969Abstract: A method of fabricating multilayer interconnect structures on a semiconductor wafer uses an interior surface of a metal lid that has been roughed to a surface roughness in excess of RA 2000 with a reentrant surface profile. The metal lid is installed as the ceiling of a plasma clean reactor chamber having a wafer pedestal facing the interior surface of the ceiling.Type: GrantFiled: April 9, 2009Date of Patent: February 28, 2012Assignee: Applied Materials, Inc.Inventors: Karl M. Brown, John A. Pipitone, Vineet H. Mehta
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Publication number: 20110156641Abstract: A system and method for improving cycle lifetimes for a lithium-ion battery pack, particularly for adapting to a dynamic use profile for a user.Type: ApplicationFiled: December 31, 2009Publication date: June 30, 2011Applicant: Tesla Motors, Inc.Inventors: Clay H. Kishiyama, Vineet H. Mehta, Christopher D. Gadda
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Publication number: 20110156661Abstract: A battery cell charging system, including a charger and a controller, for rapidly charging a lithium ion battery cell, the battery cell charging system having a circuit for charging the battery cell using an adjustable voltage charging-profile to apply a charging voltage and a charging current to the battery cell wherein the adjustable voltage charging-profile includes: a first charging stage with a constant first stage charging current and an increasing battery cell voltage with the first stage charging current provided until the first stage charging voltage is about equal to a first stage complete voltage less than a maximum battery cell voltage; an intermediate ramped charging stage, the intermediate ramped charging stage including both an increasing ramped voltage and a decreasing ramped iBat current for the battery cell for the voltage charging range of the first stage complete voltage to about the maximum battery cell voltage; and a final charging stage with a constant final stage charging voltage aboutType: ApplicationFiled: December 31, 2009Publication date: June 30, 2011Applicant: Tesla Motors, Inc.Inventors: Vineet H. Mehta, Jeffrey B. Straubel
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Publication number: 20110156652Abstract: A management system for a battery cell pack, the management system including a controller determining an adjustable charge profile for the battery cell pack wherein the adjustable charge profile includes an operational parameter identifying a next operation drive range mode from a set of drive range modes for the battery cell pack wherein each the drive range mode includes a state of charge (SOC) window between a charge SOC and a discharge SOC, with the set of drive range modes including a first drive range mode having a first SOC window and including a second drive range mode having a second SOC window less than the first SOC window; and one or more energy transfer stages to produce the charge SOC of the next operation drive range mode in the battery cell pack.Type: ApplicationFiled: November 19, 2010Publication date: June 30, 2011Inventors: Clay H. Kishiyama, Vineet H. Mehta, Christopher D. Gadda, Scott I. Kohn
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Publication number: 20110012563Abstract: A battery cell charger for rapidly charging a lithium ion battery cell (or string of series-parallel connected cells) having a maximum battery cell voltage the battery cell charging system including: a circuit for charging the battery cell using an adjustable voltage charging-profile to apply a charging voltage and a charging current to the battery cell wherein the adjustable voltage charging-profile includes: a first charging stage with a constant first stage charging current and an increasing battery cell voltage with the first stage charging current provided until the first stage charging voltage is about equal to a first stage complete voltage less than the maximum battery cell voltage; one or more intermediate charging stages, each intermediate stage selected from the group consisting of one or more of an intermediate constant voltage stage that provides a decreasing charging current, an intermediate constant current stage that produces an increasing battery cell voltage, and combinations thereof; and aType: ApplicationFiled: July 17, 2009Publication date: January 20, 2011Inventors: Anil Paryani, Clay H. Kishiyama, Scott I. Kohn, Vineet H. Mehta
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Patent number: 7804040Abstract: A physical vapor deposition reactor includes a vacuum chamber with a sidewall, a ceiling and a retractable wafer support pedestal near a floor of the chamber, and a vacuum pump coupled to the chamber, the retractable wafer support pedestal having an internal electrode and a grounded base with a conductive annular flange extending from the base. A metal sputter target at the ceiling is energized by a high voltage D.C. source. The reactor has an RF plasma source power generator with a frequency suitable for exciting kinetic electrons is coupled to either the sputter target or to the internal electrode of the pedestal.Type: GrantFiled: May 22, 2006Date of Patent: September 28, 2010Assignee: Applied Materials, Inc.Inventors: Karl M. Brown, Semyon Sherstinksy, Vineet H. Mehta, Wei W. Wang, John A. Pipitone, Kurt J. Ahmann, Armando Valverde, Jr.
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Publication number: 20090197419Abstract: A method of fabricating multilayer interconnect structures on a semiconductor wafer uses an interior surface of a metal lid that has been roughed to a surface roughness in excess of RA 2000 with a reentrant surface profile. The metal lid is installed as the ceiling of a plasma clean reactor chamber having a wafer pedestal facing the interior surface of the ceiling.Type: ApplicationFiled: April 9, 2009Publication date: August 6, 2009Inventors: KARL M. BROWN, John A. Pipitone, Vineet H. Mehta
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Patent number: 7541289Abstract: A method of fabricating multilayer interconnect structures on a semiconductor wafer begins by roughening the interior surface of a metal lid to a surface roughness in excess of SA 2000 with a reentrant surface profile, and installing the metal lid as the ceiling of a plasma clean reactor chamber having a wafer pedestal facing the interior surface of the ceiling.Type: GrantFiled: January 23, 2007Date of Patent: June 2, 2009Assignee: Applied Materials, Inc.Inventors: Karl M. Brown, John A. Pipitone, Vineet H. Mehta
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Publication number: 20080014747Abstract: A method of fabricating multilayer interconnect structures on a semiconductor wafer begins by roughening the interior surface of a metal lid to a surface roughness in excess of SA 2000 with a reentrant surface profile, and installing the metal lid as the ceiling of a plasma clean reactor chamber having a wafer pedestal facing the interior surface of the ceiling. Conductive vias are formed in a dielectric layer of the semiconductor wafer, which are then covered with an overlying dielectric layer. High aspect ratio openings are etched through the overlying dielectric layer to the conductive via to expose a face of the conductive via. This step is followed by a preclean step for removing residue from the exposed face of each conductive via while capturing at least a portion of the residue on the roughened interior surface of the lid.Type: ApplicationFiled: January 23, 2007Publication date: January 17, 2008Inventors: KARL M. BROWN, JOHN A. PIPITONE, VINEET H. MEHTA