Patents by Inventor Darrell Ehrlich
Darrell Ehrlich 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: 20220139681Abstract: An electrostatic chuck system for a plasma processing chamber is provided. A base plate comprising Al—SiC is provided. A ceramic plate is disposed over the base plate. A bonding layer bonds the ceramic plate to the base plate.Type: ApplicationFiled: March 4, 2020Publication date: May 5, 2022Inventors: Ann ERICKSON, Darrell EHRLICH
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Patent number: 10978323Abstract: A substrate holder includes a base plate, a bond layer disposed over the base plate, and a ceramic layer disposed over the bond layer. The ceramic layer has a top surface including an area configured to support a substrate. A number of temperature measurement electrical devices are attached to the ceramic layer. Electrically conductive traces are embedded within the ceramic layer and positioned and routed to electrically connect with one or more of electrical contacts of the number of temperature measurement electrical devices. Electrical wires are disposed to electrically contact the electrically conductive traces. The electrical wires extend from the ceramic layer through the bond layer and through the base plate to a control circuit.Type: GrantFiled: January 14, 2019Date of Patent: April 13, 2021Assignee: Lam Research CorporationInventors: Eric Pape, Darrell Ehrlich, Mike Jing
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Publication number: 20200395195Abstract: A first edge ring for a substrate support is provided. The first edge ring includes an annular-shaped body and one or more lift pin receiving elements. The annular-shaped body is sized and shaped to surround an upper portion of the substrate support. The annular-shaped body defines an upper surface, a lower surface, a radially inner surface, and a radially outer surface. The one or more lift pin receiving elements are disposed along the lower surface of the annular-shaped body and sized and shaped to receive and provide kinematic coupling with top ends respectively of three or more lift pins.Type: ApplicationFiled: September 10, 2018Publication date: December 17, 2020Inventors: Alejandro SANCHEZ, Grayson FORD, Darrell EHRLICH, Aravind ALWAN, Kevin LEUNG, Anthony CONTRERAS, Zhumin HAN, Raphael CASAES, Joanna WU
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Patent number: 10764966Abstract: A substrate support for a substrate processing system includes a plurality of heating zones, a baseplate, at least one of a heating layer and a ceramic layer arranged on the baseplate, and a plurality of heating elements provided within the at least one of the heating layer and the ceramic layer. The plurality of heating elements includes a first material having a first electrical resistance. Wiring is provided through the baseplate in a first zone of the plurality of heating zones. An electrical connection is routed from the wiring in the first zone to a first heating element of the plurality of heating elements. The first heating element is arranged in a second zone of the plurality of heating zones and the electrical connection includes a second material having a second electrical resistance that is less than the first electrical resistance.Type: GrantFiled: May 3, 2017Date of Patent: September 1, 2020Assignee: LAM RESEARCH CORPORATIONInventors: Yuma Ohkura, Darrell Ehrlich, Eric A. Pape
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Publication number: 20200243307Abstract: A plasma processing system includes a plasma chamber having a substrate support, and a multi-zone gas injection upper electrode disposed opposite the substrate support. An inner plasma region is defined between the upper electrode and the substrate support. The multi-zone gas injection upper electrode has a plurality of concentric gas injection zones. A confinement structure, which surrounds the inner plasma region, has an upper horizontal wall that interfaces with the outer electrode of the upper electrode. The confinement structure has a lower horizontal wall that interfaces with the substrate support, and includes a perforated confinement ring and a vertical wall that extends from the upper horizontal wall to the lower horizontal wall. The lower surface of the upper horizontal wall, an inner surface of the vertical wall, and an upper surface of the lower horizontal wall define a boundary of an outer plasma region, which surrounds the inner plasma region.Type: ApplicationFiled: April 10, 2020Publication date: July 30, 2020Inventors: Ryan Bise, Rajinder Dhindsa, Alexei Marakhtanov, Lumin Li, Sang Ki Nam, Jim Rogers, Eric Hudson, Gerardo Delgadino, Andrew D. Bailey, III, Mike Kellogg, Anthony de la Llera, Darrell Ehrlich
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Patent number: 10667379Abstract: A substrate support for a substrate processing system includes a plurality of heating zones, a baseplate, a heating layer arranged on the baseplate, a ceramic layer arranged on the heating layer, and wiring provided through the baseplate, the heating layer, and into the ceramic layer in a first zone of the plurality of heating zones. An electrical connection is routed from the wiring in the first zone, across the ceramic layer to a second zone of the plurality of heating zones, and to a heating element in the heating layer in the second zone.Type: GrantFiled: May 3, 2017Date of Patent: May 26, 2020Assignee: LAM RESEARCH CORPORATIONInventors: Yuma Ohkura, Darrell Ehrlich, Eric A. Pape
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Patent number: 10622195Abstract: A system and method of plasma processing includes a plasma processing system including a plasma chamber and a controller coupled to the plasma chamber. The plasma chamber including a substrate support and an upper electrode opposite the substrate support, the upper electrode having a plurality of concentric gas injection zones.Type: GrantFiled: April 3, 2012Date of Patent: April 14, 2020Assignee: Lam Research CorporationInventors: Ryan Bise, Rajinder Dhindsa, Alexei Marakhtanov, Lumin Li, Sang Ki Nam, Jim Rogers, Eric Hudson, Gerardo Delgadino, Andrew D. Bailey, III, Mike Kellogg, Anthony Dela Llera, Darrell Ehrlich
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Patent number: 10332729Abstract: A compression member for use in a showerhead electrode assembly of a capacitively coupled plasma chamber. The member applies a compression force to a portion of a film heater adjacent a power supply boot on an upper surface of a thermal control plate and is located between the thermal control plate and a temperature-controlled top plate. The member is composed of an electrically insulating elastomeric material which can work over a large range of compressions and temperatures.Type: GrantFiled: February 13, 2018Date of Patent: June 25, 2019Assignee: LAM RESEARCH CORPORATIONInventors: Darrell Ehrlich, Daniel Arthur Brown, Ian Kenworthy
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Publication number: 20190187003Abstract: A temperature sensor probe having a shaft is described. The shaft is made from a material that is corrosion resistant to plasma and remnants of a plasma process. The shaft extends over a portion of a metal layer, which forms a tip of the temperature sensor probe. The shaft further extends over a sleeve of the temperature sensor probe, a portion of a fiber optic medium of the temperature sensor probe and a portion of the fiber bundle housing of the temperature sensor probe. The material of the shaft increases a number of active processing hours for which the shaft is used within a plasma chamber during the plasma process.Type: ApplicationFiled: December 14, 2017Publication date: June 20, 2019Inventors: Justin Brunnett, Shawn Tokairin, Shijian Li, Darrell Ehrlich
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Publication number: 20190148190Abstract: A substrate holder includes a base plate, a bond layer disposed over the base plate, and a ceramic layer disposed over the bond layer. The ceramic layer has a top surface including an area configured to support a substrate. A number of temperature measurement electrical devices are attached to the ceramic layer. Electrically conductive traces are embedded within the ceramic layer and positioned and routed to electrically connect with one or more of electrical contacts of the number of temperature measurement electrical devices. Electrical wires are disposed to electrically contact the electrically conductive traces. The electrical wires extend from the ceramic layer through the bond layer and through the base plate to a control circuit.Type: ApplicationFiled: January 14, 2019Publication date: May 16, 2019Inventors: Eric Pape, Darrell Ehrlich, Mike Jing
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Patent number: 10186437Abstract: A substrate holder includes a base plate, a bond layer disposed over the base plate, and a ceramic layer disposed over the bond layer. The ceramic layer has a top surface including an area configured to support a substrate. A number of temperature measurement electrical devices are attached to the ceramic layer. Electrically conductive traces are embedded within the ceramic layer and positioned and routed to electrically connect with one or more of electrical contacts of the number of temperature measurement electrical devices. Electrical wires are disposed to electrically contact the electrically conductive traces. The electrical wires extend from the ceramic layer through the bond layer and through the base plate to a control circuit.Type: GrantFiled: October 5, 2015Date of Patent: January 22, 2019Assignee: Lam Research CorporationInventors: Eric Pape, Darrell Ehrlich, Mike Jing
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Publication number: 20180174804Abstract: A compression member for use in a showerhead electrode assembly of a capacitively coupled plasma chamber. The member applies a compression force to a portion of a film heater adjacent a power supply boot on an upper surface of a thermal control plate and is located between the thermal control plate and a temperature-controlled top plate. The member is composed of an electrically insulating elastomeric material which can work over a large range of compressions and temperatures.Type: ApplicationFiled: February 13, 2018Publication date: June 21, 2018Inventors: Darrell EHRLICH, Daniel Arthur Brown, Ian Kenworthy
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Patent number: 9922804Abstract: A compression member for use in a showerhead electrode assembly of a capacitively coupled plasma chamber. The member applies a compression force to a portion of a film heater adjacent a power supply boot on an upper surface of a thermal control plate and is located between the thermal control plate and a temperature-controlled top plate. The member is composed of an electrically insulating elastomeric material which can work over a large range of compressions and temperatures.Type: GrantFiled: May 12, 2015Date of Patent: March 20, 2018Assignee: LAM RESEARCH CORPORATIONInventors: Darrell Ehrlich, Daniel Arthur Brown, Ian Kenworthy
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Publication number: 20170332480Abstract: A substrate support for a substrate processing system includes a plurality of heating zones, a baseplate, at least one of a heating layer and a ceramic layer arranged on the baseplate, and a plurality of heating elements provided within the at least one of the heating layer and the ceramic layer. The plurality of heating elements includes a first material having a first electrical resistance. Wiring is provided through the baseplate in a first zone of the plurality of heating zones. An electrical connection is routed from the wiring in the first zone to a first heating element of the plurality of heating elements. The first heating element is arranged in a second zone of the plurality of heating zones and the electrical connection includes a second material having a second electrical resistance that is less than the first electrical resistance.Type: ApplicationFiled: May 3, 2017Publication date: November 16, 2017Inventors: Yuma Ohkura, Darrell Ehrlich, Eric A. Pape
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Publication number: 20170332481Abstract: A substrate support for a substrate processing system includes a plurality of heating zones, a baseplate, a heating layer arranged on the baseplate, a ceramic layer arranged on the heating layer, and wiring provided through the baseplate, the heating layer, and into the ceramic layer in a first zone of the plurality of heating zones. An electrical connection is routed from the wiring in the first zone, across the ceramic layer to a second zone of the plurality of heating zones, and to a heating element in the heating layer in the second zone.Type: ApplicationFiled: May 3, 2017Publication date: November 16, 2017Inventors: Yuma Ohkura, Darrell Ehrlich, Eric A. Pape
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Publication number: 20170098564Abstract: A substrate holder includes a base plate, a bond layer disposed over the base plate, and a ceramic layer disposed over the bond layer. The ceramic layer has a top surface including an area configured to support a substrate. A number of temperature measurement electrical devices are attached to the ceramic layer. Electrically conductive traces are embedded within the ceramic layer and positioned and routed to electrically connect with one or more of electrical contacts of the number of temperature measurement electrical devices. Electrical wires are disposed to electrically contact the electrically conductive traces. The electrical wires extend from the ceramic layer through the bond layer and through the base plate to a control circuit.Type: ApplicationFiled: October 5, 2015Publication date: April 6, 2017Inventors: Eric Pape, Darrell Ehrlich, Mike Jing
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Publication number: 20150243487Abstract: A compression member for use in a showerhead electrode assembly of a capacitively coupled plasma chamber. The member applies a compression force to a portion of a film heater adjacent a power supply boot on an upper surface of a thermal control plate and is located between the thermal control plate and a temperature-controlled top plate. The member is composed of an electrically insulating elastomeric material which can work over a large range of compressions and temperatures.Type: ApplicationFiled: May 12, 2015Publication date: August 27, 2015Applicant: LAM RESEARCH CORPORATIONInventors: Darrell Ehrlich, Daniel Arthur Brown, Ian Kenworthy
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Patent number: 9058960Abstract: A compression member for use in a showerhead electrode assembly of a capacitively coupled plasma chamber. The member applies a compression force to a portion of a film heater adjacent a power supply boot on an upper surface of a thermal control plate and is located between the thermal control plate and a temperature-controlled top plate. The member is composed of an electrically insulating elastomeric material which can work over a large range of compressions and temperatures.Type: GrantFiled: May 9, 2012Date of Patent: June 16, 2015Assignee: Lam Research CorporationInventors: Darrell Ehrlich, Daniel Arthur Brown, Ian Kenworthy
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Publication number: 20130299605Abstract: A compression member for use in a showerhead electrode assembly of a capacitively coupled plasma chamber. The member applies a compression force to a portion of a film heater adjacent a power supply boot on an upper surface of a thermal control plate and is located between the thermal control plate and a temperature-controlled top plate. The member is composed of an electrically insulating elastomeric material which can work over a large range of compressions and temperatures.Type: ApplicationFiled: May 9, 2012Publication date: November 14, 2013Applicant: Lam Research CorporationInventors: Darrell Ehrlich, Daniel Arthur Brown, Ian Kenworthy
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Publication number: 20130126486Abstract: A system and method of plasma processing includes a plasma processing system including a plasma chamber and a controller coupled to the plasma chamber. The plasma chamber including a substrate support and an upper electrode opposite the substrate support, the upper electrode having a plurality of concentric gas injection zones.Type: ApplicationFiled: April 3, 2012Publication date: May 23, 2013Inventors: Ryan Bise, Rajinder Dhindsa, Alexei Marakhtanov, Lumin Li, Sang Ki Naw, Jim Rogers, Eric Hudson, Gerardo Delgadino, Andrew D. Bailey, III, Mike Kellogg, Anthony Dela Llera, Darrell Ehrlich