Patents by Inventor Randy Yach
Randy Yach 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: 20240153921Abstract: An electronic package includes a first integrated circuit (IC) die arranged in a first orientation, a second IC die arranged in a second orientation inverted relative to the first orientation, at least one upper conductive routing layer extending over the first IC die and second IC die, at least one lower conductive routing layer extending under the first IC die and second IC die, and a mold compound at least partially encapsulating the first IC die and the second IC die.Type: ApplicationFiled: May 26, 2023Publication date: May 9, 2024Applicant: Microchip Technology IncorporatedInventors: Randy Yach, Paul Schimel
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Patent number: 10418438Abstract: A capacitor structure may include a lower conducting layer (e.g., poly 1 layer) and an upper conducting layer (e.g., overlying poly 2 layer), which define an anode and cathode, and a dielectric layer (e.g., an ONO layer stack) located between the upper conducting layer and the lower conducting layer, wherein a portion of the dielectric layer (e.g., at least the nitride layer of the ONO layer stack) extends beyond a lateral edge of the upper conducting layer. A method forming such capacitor structure may utilize a spacer adjacent the lateral edge of the upper conducting layer and over the first portion of the dielectric layer, performing an etch to remove a first portion of the dielectric layer but protect a second portion located below the spacer and extending laterally beyond an edge of the upper conducting layer.Type: GrantFiled: February 1, 2018Date of Patent: September 17, 2019Assignee: MICROCHIP TECHNOLOGY INCORPORATEDInventors: Randy Yach, Rohan Braithwaite
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Patent number: 10217810Abstract: The teachings of the present disclosure may be applied to the manufacture and design of capacitors. In some embodiments of these teachings, a capacitor may be formed on a heavily doped substrate. For example, a method for manufacturing a capacitor may include: depositing an oxide layer on a first side of a heavily doped substrate; depositing a first metal layer on the oxide layer; and depositing a second metal layer on a second side of the heavily doped substrate.Type: GrantFiled: November 9, 2016Date of Patent: February 26, 2019Assignee: MICROCHIP TECHNOLOGY INCORPORATEDInventors: Greg Dix, Randy Yach, Francesco Mazzilli
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Publication number: 20180226469Abstract: A capacitor structure may include a lower conducting layer (e.g., poly 1 layer) and an upper conducting layer (e.g., overlying poly 2 layer), which define an anode and cathode, and a dielectric layer (e.g., an ONO layer stack) located between the upper conducting layer and the lower conducting layer, wherein a portion of the dielectric layer (e.g., at least the nitride layer of the ONO layer stack) extends beyond a lateral edge of the upper conducting layer. A method forming such capacitor structure may utilize a spacer adjacent the lateral edge of the upper conducting layer and over the first portion of the dielectric layer, performing an etch to remove a first portion of the dielectric layer but protect a second portion located below the spacer and extending laterally beyond an edge of the upper conducting layer.Type: ApplicationFiled: February 1, 2018Publication date: August 9, 2018Applicant: Microchip Technology IncorporatedInventors: Randy Yach, Rohan Braithwaite
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Publication number: 20170162648Abstract: The teachings of the present disclosure may be applied to the manufacture and design of capacitors. In some embodiments of these teachings, a capacitor may be formed on a heavily doped substrate. For example, a method for manufacturing a capacitor may include: depositing an oxide layer on a first side of a heavily doped substrate; depositing a first metal layer on the oxide layer; and depositing a second metal layer on a second side of the heavily doped substrate.Type: ApplicationFiled: November 9, 2016Publication date: June 8, 2017Applicant: Microchip Technology IncorporatedInventors: Greg Dix, Randy Yach, Francesco Mazzilli
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Patent number: 9337253Abstract: At least one high voltage rated isolation capacitor is formed on a face of a primary integrated circuit die. The isolation capacitor AC couples the primary integrated circuit in a first voltage domain to a second integrated circuit in a second voltage domain. The isolation capacitor DC isolates the primary integrated circuit from the second integrated circuit die.Type: GrantFiled: March 6, 2014Date of Patent: May 10, 2016Assignee: MICROCHIP TECHNOLOGY INCORPORATEDInventors: Gregory Dix, Randy Yach
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Patent number: 8988142Abstract: High voltage rated isolation capacitors are formed on a face of a primary integrated circuit die. The isolation capacitors AC couple the primary integrated circuit in a first voltage domain to a second integrated circuit in a second voltage domain. The isolation capacitors DC isolate the primary integrated circuit from the second integrated circuit die. Isolated power transfer from the first voltage domain to the second voltage domain is provided through the high voltage rated isolation capacitors with an AC oscillator or PWM generator. The AC oscillator voltage amplitude may be increased for an increase in power through the high voltage rated isolation capacitors, and a larger value capacitor in the second voltage domain may provide for peak current demand from circuits in the second voltage domain.Type: GrantFiled: March 5, 2014Date of Patent: March 24, 2015Assignee: Microchip Technology IncorporatedInventors: Randy Yach, Gregory Dix, Thomas Youbok Lee, Vincent Quiquempoix
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Patent number: 8878183Abstract: A semiconductor chip for process monitoring of semiconductor fabrication, has a plurality of arrays with a plurality of diodes, each diode being formed in the chip, each diode being associated with a stack with at least one horizontal interconnect, the stack and the diode connected in series to form a diode stack combination, wherein the horizontal interconnect has a salicided polysilicon interconnect comprising complementary doped polysilicon sections to form a reverse biased diode.Type: GrantFiled: March 14, 2013Date of Patent: November 4, 2014Assignee: Microchip Technology IncorporatedInventor: Randy Yach
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Publication number: 20140264333Abstract: A semiconductor chip for process monitoring of semiconductor fabrication, has a plurality of arrays with a plurality of diodes, each diode being formed in the chip, each diode being associated with a stack with at least one horizontal interconnect, the stack and the diode connected in series to form a diode stack combination, wherein the horizontal interconnect has a salicided polysilicon interconnect comprising complementary doped polysilicon sections to form a reverse biased diode.Type: ApplicationFiled: March 14, 2013Publication date: September 18, 2014Applicant: MICROCHIP TECHNOLOGY INCORPORATEDInventor: Randy Yach
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Publication number: 20140252551Abstract: At least one high voltage rated isolation capacitor is formed on a face of a primary integrated circuit die. The isolation capacitor AC couples the primary integrated circuit in a first voltage domain to a second integrated circuit in a second voltage domain. The isolation capacitor DC isolates the primary integrated circuit from the second integrated circuit die.Type: ApplicationFiled: March 6, 2014Publication date: September 11, 2014Inventors: Gregory Dix, Randy Yach
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Publication number: 20140253227Abstract: High voltage rated isolation capacitors are formed on a face of a primary integrated circuit die. The isolation capacitors AC couple the primary integrated circuit in a first voltage domain to a second integrated circuit in a second voltage domain. The isolation capacitors DC isolate the primary integrated circuit from the second integrated circuit die. Isolated power transfer from the first voltage domain to the second voltage domain is provided through the high voltage rated isolation capacitors with an AC oscillator or PWM generator. The AC oscillator voltage amplitude may be increased for an increase in power through the high voltage rated isolation capacitors, and a larger value capacitor in the second voltage domain may provide for peak current demand from circuits in the second voltage domain.Type: ApplicationFiled: March 5, 2014Publication date: September 11, 2014Inventors: Randy Yach, Gregory Dix, Thomas Youbok Lee, Vincent Quiquempoix
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Patent number: 8803448Abstract: A constant current output sink or source eliminates a current limiting series resistor for a light emitting diode (LED) and maintains a constant light intensity from the LED for all operating and manufacturing variables of a digital device since the current through the LED is maintained at a constant value. The constant current output sink or source may be programmable for selection of a constant current value from a plurality of constant current values available.Type: GrantFiled: April 19, 2013Date of Patent: August 12, 2014Assignee: Microchip Technology IncorporatedInventors: Ward R. Brown, Randy Yach
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Publication number: 20140134574Abstract: Laser target practice using an ultra-violet light emitting laser that is pulsed on when a weapon trigger is pulled. The UV laser light pulse illuminates a spot on a target having a coating of phosphorescent material on a face thereof. The phosphorescent material within the illuminated spot glows for a certain time thereby visually indicating a location of the spot on the target. The UV laser light pulse may also illuminate a spot on a target having a photochromic paint coatings on a face thereof. The photochromic paint coatings within the illuminated spot changes color thereby indicating a location of the spot on the target.Type: ApplicationFiled: January 22, 2014Publication date: May 15, 2014Inventor: Randy Yach
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Publication number: 20130234623Abstract: A constant current output sink or source eliminates a current limiting series resistor for a light emitting diode (LED) and maintains a constant light intensity from the LED for all operating and manufacturing variables of a digital device since the current through the LED is maintained at a constant value. The constant current output sink or source may be programmable for selection of a constant current value from a plurality of constant current values available.Type: ApplicationFiled: April 19, 2013Publication date: September 12, 2013Applicant: Microchip Technology IncorporatedInventors: Ward R. Brown, Randy Yach
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Patent number: 8427075Abstract: A constant current output sink or source eliminates a current limiting series resistor for a light emitting diode (LED) and maintains a constant light intensity from the LED for all operating and manufacturing variables of a digital device since the current through the LED is maintained at a constant value. The constant current output sink or source may be programmable for selection of a constant current value from a plurality of constant current values available.Type: GrantFiled: November 20, 2009Date of Patent: April 23, 2013Assignee: Microchip Technology IncorporatedInventors: Ward R. Brown, Randy Yach
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Patent number: 8164416Abstract: A remote keyless entry (RKE) transponder has a programmable selective wake-up filter for determining whether the RKE transponder should wake-up to process a received signal. The wake-up filter correlates the timing of an input signal's carrier amplitude on and off time periods to a predefined programmable time period profile for a desired signal which has a certain carrier on time (time period on) and a certain carrier off time (time period off) arranged into a coded “header.” When a received signal matches the predefined time period profile, then the RKE transponder will wake-up to process the incoming signal data. The predefined time period profile may be programmable and may be stored in a header configuration register. Each RKE transponder has unique predefined time period on and time period off profiles.Type: GrantFiled: June 24, 2009Date of Patent: April 24, 2012Assignee: Microchip Technology IncorporatedInventors: Thomas Youbok Lee, James B. Nolan, Steve Vernier, Randy Yach, Alan Lamphier
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Patent number: 8072233Abstract: A method for monitoring a semiconductor fabrication process creates a wafer of semiconductor chips. Each chip has a one or more diodes. Each diode is addressable as part of an array, corresponds to a physical location of the chip, and is connected in series to a stack. The stack is composed of one ore more vertical interconnects and metal contacts. The diode and associated stack of vertical interconnects is addressed, and the current through each of the stacks of vertical interconnects in an array is measured.Type: GrantFiled: February 24, 2011Date of Patent: December 6, 2011Assignee: Microchip Technology IncorporatedInventors: Randy Yach, Tommy Stevens
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Publication number: 20110140728Abstract: A method for monitoring a semiconductor fabrication process creates a wafer of semiconductor chips. Each chip has a one or more diodes. Each diode is addressable as part of an array, corresponds to a physical location of the chip, and is connected in series to a stack. The stack is composed of one ore more vertical interconnects and metal contacts. The diode and associated stack of vertical interconnects is addressed, and the current through each of the stacks of vertical interconnects in an array is measured.Type: ApplicationFiled: February 24, 2011Publication date: June 16, 2011Inventors: Randy Yach, Tommy Stevens
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Patent number: 7919973Abstract: A method for monitoring a semiconductor fabrication process creates a wafer of semiconductor chips. Each chip has a one or more diodes. Each diode is addressable as part of an array, corresponds to a physical location of the chip, and is connected in series to a stack. The stack is composed of one ore more vertical interconnects and metal contacts. The diode and associated stack of vertical interconnects is addressed, and the current through each of the stacks of vertical interconnects in an array is measured.Type: GrantFiled: May 28, 2008Date of Patent: April 5, 2011Assignee: Microchip Technology IncorporatedInventors: Randy Yach, Tommy Stevens
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Patent number: 7885047Abstract: Adaptive electrostatic discharge (ESD) protection of a device interface has very good ESD robustness when it is handled or when installed into or removed from a system. And has robust immunity to DPI, electromagnetic interference (EMI) and the like, when it is operational in a system. There is a significant capacitive coupling between the drain and gate of a ESD protection metal oxide semiconductor (MOS) device to enhance ESD protection and lower snap back voltage thereof whenever there is no (or a low level) DPI on the external connection to be protected. Whereupon when a significant DPI/EMI signal is detected on the external connection, the capacitive coupling between the drain and gate of the MOS ESD protection device is disconnected, bypassed or attenuated so that DPI/EMI immunity of the device is enhanced.Type: GrantFiled: July 17, 2008Date of Patent: February 8, 2011Assignee: Microchip Technology IncorporatedInventors: Philippe Deval, Patrick Besseux, Randy Yach