Patents by Inventor Steven Alfred Kummerl
Steven Alfred Kummerl 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: 12211800Abstract: A semiconductor package includes a first layer including a semiconductor die and a shunt embedded within a first dielectric substrate layer, and metal pillars extending therethrough. The semiconductor package further includes a second layer stacked on the first layer, the second layer including a metal trace patterned on the first dielectric substrate layer, and a second dielectric substrate layer over the metal trace. The metal trace electrically connects a first portion of the shunt to a first metal pillar of the metal pillars and electrically connects a second portion of the shunt to a second metal pillar of the metal pillars. The semiconductor package further includes a base layer opposite the second layer relative the first layer, the base layer forming exposed electrical contact pads for the semiconductor package, the electrical contact pads providing electrical connections to the shunt, the metal pillars, and the semiconductor die.Type: GrantFiled: October 13, 2021Date of Patent: January 28, 2025Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Yiqi Tang, Rajen Manicon Murugan, Liang Wan, Makarand Ramkrishna Kulkarni, Jie Chen, Steven Alfred Kummerl
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Patent number: 12040197Abstract: An integrated circuit package having a shunt resistor with at least one self-aligning member that protrudes from a first surface, and a lead frame with at least one self-aligning feature that is a cavity within which the at least one self-aligning member is located, and an integrated circuit located on the lead frame.Type: GrantFiled: August 12, 2021Date of Patent: July 16, 2024Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Yuh-Harng Chien, Hung-Yu Chou, Fu-Kang Lee, Steven Alfred Kummerl
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Publication number: 20240178085Abstract: An electronic device includes a substrate and a die having an active surface disposed on the substrate. A sensor is in communication with the active surface of the die. A ring encircles the sensor and includes a cylindrical wall and a cap, where the cap has a partial circular shape that extends beyond each side of the wall. A mold compound covers the die and abuts an outer surface of the wall thereby forming a cavity in the mold compound to expose the sensor to an environment external to the electronic device.Type: ApplicationFiled: November 29, 2022Publication date: May 30, 2024Inventors: STEVEN ALFRED KUMMERL, SREENIVASAN K. KODURI, SOPHIA DELPAK, LAURA MAY ANTIONETTE CLEMENTE
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Patent number: 11972994Abstract: In some examples, a sensor package includes a semiconductor die having a sensor; a mold compound covering a portion of the semiconductor die; and a cavity formed in a top surface of the mold compound, the sensor being in the cavity. The sensor package includes an adhesive abutting the top surface of the mold compound, and a semi-permeable film abutting the adhesive and covering the cavity. The semi-permeable film is approximately flush with at least four edges of the top surface of the mold compound.Type: GrantFiled: April 12, 2023Date of Patent: April 30, 2024Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Sreenivasan Kalyani Koduri, Leslie Edward Stark, Steven Alfred Kummerl, Wai Lee
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Publication number: 20230395472Abstract: In an example, an apparatus comprises a lead frame that includes a first row of leads, a first pad coupled to th first row of leads, and a second row of leads parallel to the first row of leads. The lead frame also includes a second pad coupled to the second row of leads. The first and second pads are separated by a gap, and each of the first and second pads has a substantially uniform thickness. The apparatus also includes a device coupled to the first and second pads. The first and second pads are exposed to an exterior of the apparatus.Type: ApplicationFiled: August 22, 2023Publication date: December 7, 2023Inventors: Hung-Yu CHOU, Bo-Hsun PAN, Yuh-Harng CHIEN, Fu-Hua YU, Steven Alfred KUMMERL, Jie CHEN, Rajen M. MURUGAN
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Patent number: 11742265Abstract: In some examples, a semiconductor package comprises a lead frame. The lead frame includes a first row of leads; a first pad coupled to the first row of leads; a second row of leads; and a second pad coupled to the second row of leads, the first and second pads separated by a gap. The semiconductor package includes a heat-generating device coupled to the first and second pads and exposed to an exterior of the semiconductor package.Type: GrantFiled: October 22, 2019Date of Patent: August 29, 2023Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Hung-Yu Chou, Chi-Chen Chien, Yuh-Harng Chien, Steven Alfred Kummerl, Bo-Hsun Pan, Fu-Hua Yu
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Patent number: 11735506Abstract: In an example, an apparatus comprises a lead frame that includes a first row of leads, a first pad coupled to the first row of leads, and a second row of leads parallel to the first row of leads. The lead frame also includes a second pad coupled to the second row of leads. The first and second pads are separated by a gap, and each of the first and second pads has a substantially uniform thickness. The apparatus also includes a device coupled to the first and second pads. The first and second pads are exposed to an exterior of the apparatus.Type: GrantFiled: November 30, 2018Date of Patent: August 22, 2023Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Hung-Yu Chou, Bo-Hsun Pan, Yuh-Harng Chien, Fu-Hua Yu, Steven Alfred Kummerl, Jie Chen, Rajen M. Murugan
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Publication number: 20230253277Abstract: In some examples, a sensor package includes a semiconductor die having a sensor; a mold compound covering a portion of the semiconductor die; and a cavity formed in a top surface of the mold compound, the sensor being in the cavity. The sensor package includes an adhesive abutting the top surface of the mold compound, and a semi-permeable film abutting the adhesive and covering the cavity. The semi-permeable film is approximately flush with at least four edges of the top surface of the mold compound.Type: ApplicationFiled: April 12, 2023Publication date: August 10, 2023Inventors: Sreenivasan Kalyani KODURI, Leslie Edward STARK, Steven Alfred KUMMERL, Wai LEE
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Publication number: 20230207410Abstract: An electronic device includes a semiconductor die, a bond wire coupled to a side of the semiconductor die, and a package structure that encloses the semiconductor die and the bond wire. The package structure has a package side with a recess that extends inward from the package side toward the side of the semiconductor die. The recess has a bottom that is spaced apart from the side of the semiconductor die, and the bottom is spaced apart from the bond wire.Type: ApplicationFiled: December 27, 2021Publication date: June 29, 2023Inventor: Steven Alfred Kummerl
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Patent number: 11658083Abstract: In some examples, a sensor package includes a semiconductor die having a sensor; a mold compound covering a portion of the semiconductor die; and a cavity formed in a top surface of the mold compound, the sensor being in the cavity. The sensor package includes an adhesive abutting the top surface of the mold compound, and a semi-permeable film abutting the adhesive and covering the cavity. The semi-permeable film is approximately flush with at least four edges of the top surface of the mold compound.Type: GrantFiled: December 9, 2020Date of Patent: May 23, 2023Assignee: Texas Instruments IncorporatedInventors: Sreenivasan Kalyani Koduri, Leslie Edward Stark, Steven Alfred Kummerl, Wai Lee
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Publication number: 20230093214Abstract: An integrated circuit comprises a substrate including a shape memory polymer, and a semiconductor die mounted on the substrate.Type: ApplicationFiled: November 29, 2022Publication date: March 23, 2023Applicant: Texas Instruments IncorporatedInventors: Steven Alfred KUMMERL, Benjamin Stassen COOK
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Patent number: 11551986Abstract: A method for forming a semiconductor structure includes curing a shape memory polymer in a first shape. The shape memory polymer is coupled to a conductive layer. The method further includes folding the shape memory polymer from the first shape into a second shape. The method also includes bonding a semiconductor wafer to the conductive layer while the shape memory polymer is in the second shape. The semiconductor wafer has first and second dies. The semiconductor wafer is then singulated to separate the first die from the second die. The method further includes expanding the shape memory polymer to its first shape and singulating the shape memory polymer to separate the first and second dies.Type: GrantFiled: April 1, 2021Date of Patent: January 10, 2023Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Steven Alfred Kummerl, Benjamin Stassen Cook
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Publication number: 20220415762Abstract: A semiconductor package includes a semiconductor die including terminals, a plurality of leads, at least some of the leads being electrically coupled to the terminals within the semiconductor package, a sensor on a surface of the semiconductor die, laser shielding forming a perimeter around the sensor on the surface of the semiconductor die, and a mold compound surrounding the semiconductor die except for an area inside the perimeter on the surface of the semiconductor die such that the sensor is exposed to an external environment.Type: ApplicationFiled: June 27, 2021Publication date: December 29, 2022Inventors: Christopher Daniel Manack, Jonathan Andrew Montoya, Steven Alfred Kummerl, Salvatore Frank Pavone
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Publication number: 20220384353Abstract: A semiconductor package includes a first layer including a semiconductor die and a shunt embedded within a first dielectric substrate layer, and metal pillars extending therethrough. The semiconductor package further includes a second layer stacked on the first layer, the second layer including a metal trace patterned on the first dielectric substrate layer, and a second dielectric substrate layer over the metal trace. The metal trace electrically connects a first portion of the shunt to a first metal pillar of the metal pillars and electrically connects a second portion of the shunt to a second metal pillar of the metal pillars. The semiconductor package further includes a base layer opposite the second layer relative the first layer, the base layer forming exposed electrical contact pads for the semiconductor package, the electrical contact pads providing electrical connections to the shunt, the metal pillars, and the semiconductor die.Type: ApplicationFiled: October 13, 2021Publication date: December 1, 2022Inventors: Yiqi Tang, Rajen Manicon Murugan, Liang Wan, Makarand Ramkrishna Kulkarni, Jie Chen, Steven Alfred Kummerl
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Publication number: 20220181224Abstract: In some examples, a sensor package includes a semiconductor die having a sensor; a mold compound covering a portion of the semiconductor die; and a cavity formed in a top surface of the mold compound, the sensor being in the cavity. The sensor package includes an adhesive abutting the top surface of the mold compound, and a semi-permeable film abutting the adhesive and covering the cavity. The semi-permeable film is approximately flush with at least four edges of the top surface of the mold compound.Type: ApplicationFiled: December 9, 2020Publication date: June 9, 2022Inventors: Sreenivasan Kalyani KODURI, Leslie Edward STARK, Steven Alfred KUMMERL, Wai LEE
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Patent number: 11296016Abstract: Semiconductor devices and methods and apparatus to produce such semiconductor devices are disclosed. An integrated circuit package includes a lead frame including a die attach pad and a plurality of leads; a die including a MEMs region defined by a plurality of trenches, the die electrically connected to the plurality of leads; and a mold compound covering portions of the die, the mold compound defining a cavity between a surface of the die and a surface of the mold compound, wherein the mold compound defines a vent.Type: GrantFiled: November 9, 2017Date of Patent: April 5, 2022Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Robert Allan Neidorff, Benjamin Cook, Steven Alfred Kummerl, Barry Jon Male, Peter Smeys
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Patent number: 11270937Abstract: An integrated circuit (IC) package comprises a semiconductor die, a leadframe comprising a plurality of leads coupled to bond pads on the semiconductor die, and an electrically conductive member electrically coupled to the leadframe. A magnetic mold compound encapsulates the electrically conductive member to form an inductor. A non-magnetic mold compound encapsulates the semiconductor die, the leadframe, and the magnetic mold compound.Type: GrantFiled: December 26, 2018Date of Patent: March 8, 2022Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Dongbin Hou, Steven Alfred Kummerl, Roberto Giampiero Massolini, Joyce Marie Mullenix
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Publication number: 20210375640Abstract: An integrated circuit package having a shunt resistor with at least one self-aligning member that protrudes from a first surface, and a lead frame with at least one self-aligning feature that is a cavity within which the at least one self-aligning member is located, and an integrated circuit located on the lead frame.Type: ApplicationFiled: August 12, 2021Publication date: December 2, 2021Inventors: Yuh-Harng CHIEN, Hung-Yu CHOU, Fu-Kang LEE, Steven Alfred KUMMERL
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Publication number: 20210313241Abstract: A method for forming a semiconductor structure includes curing a shape memory polymer in a first shape. The shape memory polymer is coupled to a conductive layer. The method further includes folding the shape memory polymer from the first shape into a second shape. The method also includes bonding a semiconductor wafer to the conductive layer while the shape memory polymer is in the second shape. The semiconductor wafer has first and second dies. The semiconductor wafer is then singulated to separate the first die from the second die. The method further includes expanding the shape memory polymer to its first shape and singulating the shape memory polymer to separate the first and second dies.Type: ApplicationFiled: April 1, 2021Publication date: October 7, 2021Inventors: Steven Alfred KUMMERL, Benjamin Stassen COOK
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Patent number: 11081428Abstract: An electronic device includes a package structure with opposite first and second sides spaced apart along a first direction, opposite third and fourth sides spaced apart along a second direction, opposite fifth and sixth sides spaced apart along a third direction, the first, second, and third directions being orthogonal to one another. A set of first leads extend outward from the first side along the first direction, a set of second leads extend outward from the second side along the first direction, and a thermal pad includes a first portion that extends along a portion of the fifth side, and a second portion that extends along a portion of the third side to facilitate cooling and visual solder inspection when soldered to a host printed circuit board.Type: GrantFiled: August 10, 2019Date of Patent: August 3, 2021Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Stanley Chou, Yuh-Harng Chien, Steven Alfred Kummerl, Bo-Hsun Pan, Pi-Chiang Huang, Frank Yu, Chih-Chien Ho