Patents by Inventor Jed H. Rankin
Jed H. Rankin 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: 9018024Abstract: An extremely thin semiconductor-on-insulator (ETSOI) wafer is created having a substantially uniform thickness by measuring a semiconductor layer thickness at a plurality of selected points on a wafer; determining a removal thickness to be removed at each of the plurality of selected points such that removal of the removal thickness results in a substantially uniform within-wafer semiconductor layer thickness; implanting a species into the wafer at each of the plurality of selected points with at least one of a dose level and an energy level based on the removal thickness for the respective point; and polishing the semiconductor layer to thin the semiconductor layer.Type: GrantFiled: October 22, 2009Date of Patent: April 28, 2015Assignee: International Business Machines CorporationInventors: Nathaniel C. Berliner, Kangguo Cheng, Jason E. Cummings, Toshiharu Furukawa, Jed H. Rankin, Robert R. Robison, William R. Tonti
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Patent number: 9002156Abstract: An optical waveguide structure may include an optical waveguide structure located within a semiconductor structure and an optical coupler. The optical coupler may include a metallic structure located within an electrical interconnection region of the semiconductor structure, whereby the metallic structure extends downward in a substantially curved shape from a top surface of the electrical interconnection region and couples to the optical waveguide structure. The optical coupler may further include an optical signal guiding region bounded within the metallic structure, whereby the optical coupler receives an optical signal from the top surface and couples the optical signal to the optical waveguide structure such that the optical signal propagation is substantially vertical at the top surface and substantially horizontal at the optical waveguide structure.Type: GrantFiled: April 29, 2013Date of Patent: April 7, 2015Assignee: International Business Machines CorporationInventors: John J. Ellis-Monaghan, Jeffrey P. Gambino, Mark D. Jaffe, Kirk D. Peterson, Jed H. Rankin
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Patent number: 8993428Abstract: A method and structure to create damascene local interconnect during metal gate deposition. A method includes: forming a gate dielectric on an upper surface of a substrate; forming a mandrel on the gate dielectric; forming an interlevel dielectric (ILD) layer on a same level as the mandrel; forming a trench in the ILD layer; removing the mandrel; and forming a metal layer on the gate dielectric and in the trench.Type: GrantFiled: October 5, 2009Date of Patent: March 31, 2015Assignee: International Business Machines CorporationInventors: John J. Ellis-Monaghan, Jeffrey P. Gambino, Kirk D. Peterson, Jed H. Rankin, Robert R. Robison
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Publication number: 20150054094Abstract: A method includes forming a hardmask over one or more gate structures. The method further includes forming a photoresist over the hardmask. The method further includes forming an opening in the photoresist over at least one of the gate structures. The method further includes stripping the hardmask that is exposed in the opening and which is over the at least one of the gate structures. The method further includes removing the photoresist. The method further includes providing a halo implant on a side of the least one of the at least one of the gate structures.Type: ApplicationFiled: October 3, 2014Publication date: February 26, 2015Inventors: Darshana N. BHAGAT, Thomas J. DUNBAR, Yen L. LIM, Jed H. RANKIN, Eva S. HOLMES
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Patent number: 8963254Abstract: A method and structure comprise a field effect transistor structure that includes a first rectangular fin structure positioned on a substrate. The first rectangular fin structure has a bottom contacting the substrate, a top opposite the bottom, and sides between the top and the bottom. The structure additionally includes a second rectangular fin structure positioned on the substrate. Similarly, the second rectangular fin structure also has a bottom contacting the substrate, a top opposite the bottom, and sides between the top and the bottom. The sides of the second rectangular fin structure are parallel to the sides of the first rectangular fin structure. Further, a trench insulator is positioned on the substrate and is positioned between a side of the first rectangular fin structure and a side of the second rectangular fin structure.Type: GrantFiled: July 2, 2013Date of Patent: February 24, 2015Assignee: International Business Machines CorporationInventors: Brent A. Anderson, Edward J. Nowak, Jed H. Rankin
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Patent number: 8957479Abstract: A method and structure comprise a field effect transistor structure that includes a first rectangular fin structure and a second rectangular fin structure, both positioned on a substrate. The sides of the second rectangular fin structure are parallel to the sides of the first rectangular fin structure. Further, a trench insulator is positioned on the substrate and positioned between a side of the first rectangular fin structure and a side of the second rectangular fin structure. A gate conductor is positioned on the trench insulator, positioned over the sides and the top of the first rectangular fin structure, and positioned over the sides and the top of the second rectangular fin structure. The gate conductor runs perpendicular to the sides of the first rectangular fin structure and the sides of the second rectangular fin structure. Also, a gate insulator is positioned between the gate conductor and the first rectangular fin structure and between the gate conductor and the second rectangular fin structure.Type: GrantFiled: July 2, 2013Date of Patent: February 17, 2015Assignee: International Business Machines CorporationInventors: Brent A. Anderson, Edward J. Nowak, Jed H. Rankin
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Publication number: 20150040084Abstract: A structure, method and system for complementary strain fill for integrated circuit chips. The structure includes a first region of an integrated circuit having multiplicity of n-channel and p-channel field effect transistors (FETs); a first stressed layer over n-channel field effect transistors (NFETs) of the first region, the first stressed layer of a first stress type; a second stressed layer over p-channel field effect transistors (PFETs) of the first region, the second stressed layer of a second stress type, the second stress type opposite from the first stress type; and a second region of the integrated circuit, the second region not containing FETs, the second region containing first sub-regions of the first stressed layer and second sub-regions of the second stressed layer.Type: ApplicationFiled: October 17, 2014Publication date: February 5, 2015Inventors: Brent A. Anderson, Edward J. Nowak, Jed H. Rankin
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Publication number: 20150028449Abstract: Structures and methods of making a supercapacitor may include a first electrode comprising a first conductive plate and a 3-dimensional (3D) aggregate of sintered nanoparticles electrically connected one to another and to the first conductive plate. The supercapacitor may also include a dielectric formed on surfaces of the 3D aggregate of sintered nanoparticles. The supercapacitor may further include a second electrode comprising a solid second conductor that fills interstices between surfaces of the dielectric and electrically connects to a second conductive plate of a solid second conductor, disposed above an outermost portion of the dielectric.Type: ApplicationFiled: July 25, 2013Publication date: January 29, 2015Applicant: International Business Machines CorporationInventors: James W. Adkisson, John J. Ellis-Monaghan, Jeffrey P. Gambino, Kirk D. Peterson, Jed H. Rankin
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Patent number: 8933490Abstract: A structure, method and system for complementary strain fill for integrated circuit chips. The structure includes a first region of an integrated circuit having multiplicity of n-channel and p-channel field effect transistors (FETs); a first stressed layer over n-channel field effect transistors (NFETs) of the first region, the first stressed layer of a first stress type; a second stressed layer over p-channel field effect transistors (PFETs) of the first region, the second stressed layer of a second stress type, the second stress type opposite from the first stress type; and a second region of the integrated circuit, the second region not containing FETs, the second region containing first sub-regions of the first stressed layer and second sub-regions of the second stressed layer.Type: GrantFiled: February 22, 2013Date of Patent: January 13, 2015Assignee: International Business Machines CorporationInventors: Brent A. Anderson, Edward J. Nowak, Jed H. Rankin
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Patent number: 8912630Abstract: An integrated circuit (IC) and a method of making the same. In one embodiment, the IC includes: a substrate; an insulation layer over the substrate; a resistor over the insulation layer; a thermal gate over the resistor; and a heat sink connected to the thermal gate via a substrate contact, the heat sink adapted to receive thermal energy from the resistor via the thermal gate.Type: GrantFiled: April 11, 2012Date of Patent: December 16, 2014Assignee: International Business Machines CorporationInventors: Jed H. Rankin, Robert R. Robison, Dustin K. Slisher
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Patent number: 8903210Abstract: An optical waveguide structure may include a dielectric layer having a top surface, an optical waveguide structure, and an optical coupler embedded within the dielectric layer. The optical coupler may have both a substantially vertical portion that couples to the top surface of the dielectric layer and a substantially horizontal portion that couples to the optical waveguide structure. The substantially vertical portion and the substantially horizontal portion are separated by a curved portion.Type: GrantFiled: April 29, 2013Date of Patent: December 2, 2014Assignee: International Business Machines CorporationInventors: John J. Ellis-Monaghan, Jeffrey P. Gambino, Mark D. Jaffe, Kirk D. Peterson, Jed H. Rankin
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Patent number: 8890257Abstract: Disclosed is a damascene method for forming a semiconductor structure and the resulting semiconductor structure having multiple fin-shaped channel regions with different widths. In the method, fin-shaped channel regions are etched using differently configured isolating caps as masks to define the different widths. For example, a wide width isolating cap can comprise a dielectric body positioned laterally between dielectric spacers and can be used as a mask to define a relatively wide width channel region; a medium width isolating cap can comprise a dielectric body alone and can be used as a mask to define a medium width channel region and/or a narrow width isolating cap can comprise a dielectric spacer alone and can be used as a mask to define a relatively narrow width channel region. These multiple fin-shaped channel regions with different widths can be incorporated into either multiple multi-gate field effect transistors (MUGFETs) or a single MUGFET.Type: GrantFiled: June 27, 2012Date of Patent: November 18, 2014Assignee: International Business Machines CorporationInventors: Brent A. Anderson, Edward J. Nowak, Jed H. Rankin
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Patent number: 8877596Abstract: a method comprises forming a hardmask over one or more gate structures. The method further comprises forming a photoresist over the hardmask. The method further comprises forming an opening in the photoresist over at least one of the gate structures. The method further comprises stripping the hardmask that is exposed in the opening and which is over the at least one of the gate structures. The method further comprises removing the photoresist. The method further comprises providing a halo implant on a side of the at least one of the gate structures.Type: GrantFiled: June 24, 2010Date of Patent: November 4, 2014Assignee: International Business Machines CorporationInventors: Darshana N. Bhagat, Thomas J. Dunbar, Yen Li Lim, Jed H. Rankin, Eva A. Shah
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Patent number: 8878260Abstract: A method includes forming a plurality of trenches in a pad film to form raised portions, and depositing a hard mask in the trenches and over the upper pad film. The method includes forming a plurality of fins including the raised portions and a second plurality of fins including the hard mask deposited in the trenches, each of which are separated by a deep trench. The method includes removing the hard mask on the plurality of fins including the raised portions and the second plurality of fins resulting in a dual height fin array. The method includes forming gate electrodes within each deep trench between each fin of the dual height fin array, burying the second plurality of fins and abutting sides of the plurality of fins including the raised portions. The plurality of fins including the raised portions electrically and physically isolate adjacent gate electrode of the gate electrodes.Type: GrantFiled: August 20, 2012Date of Patent: November 4, 2014Assignee: International Business Machines CorporationInventors: Brent A. Anderson, Edward J. Nowak, Jed H. Rankin
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Publication number: 20140321801Abstract: An optical waveguide structure may include a dielectric layer having a top surface, an optical waveguide structure, and an optical coupler embedded within the dielectric layer. The optical coupler may have both a substantially vertical portion that couples to the top surface of the dielectric layer and a substantially horizontal portion that couples to the optical waveguide structure. The substantially vertical portion and the substantially horizontal portion are separated by a curved portion.Type: ApplicationFiled: April 29, 2013Publication date: October 30, 2014Applicant: International Business Machnes CorporationInventors: John J. Ellis-Monaghan, Jeffrey P. Gambino, Mark D. Jaffe, Kirk D. Peterson, Jed H. Rankin
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Publication number: 20140321802Abstract: An optical waveguide structure may include an optical waveguide structure located within a semiconductor structure and an optical coupler. The optical coupler may include a metallic structure located within an electrical interconnection region of the semiconductor structure, whereby the metallic structure extends downward in a substantially curved shape from a top surface of the electrical interconnection region and couples to the optical waveguide structure. The optical coupler may further include an optical signal guiding region bounded within the metallic structure, whereby the optical coupler receives an optical signal from the top surface and couples the optical signal to the optical waveguide structure such that the optical signal propagation is substantially vertical at the top surface and substantially horizontal at the optical waveguide structure.Type: ApplicationFiled: April 29, 2013Publication date: October 30, 2014Applicant: International Business Machines CorporationInventors: John J. Ellis-Monaghan, Jeffrey P. Gambino, Mark D. Jaffe, Kirk D. Peterson, Jed H. Rankin
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Patent number: 8835029Abstract: A solid-state battery structure having a plurality of battery cells formed in a substrate, method of manufacturing the same and design structure thereof are provided. The battery structure includes a patterned cathode electrode layer formed upon the substrate and structured to form a plurality of sub-arrays of the battery cells. The battery structure further includes a plurality of fuse wires structured to interconnect at least two adjacent sub-arrays. At least one of the plurality of fuse wires is structured to be blown to disconnect an interconnection having a defective sub-array. Advantageously, the plurality of fuse wires is an integral part of the battery structure.Type: GrantFiled: October 4, 2011Date of Patent: September 16, 2014Assignee: International Business Machines CorporationInventors: John J. Ellis-Monaghan, Jeffrey P. Gambino, Kirk D. Peterson, Jed H. Rankin
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Patent number: 8815671Abstract: Disclosed herein are various methods and structures using contacts to create differential stresses on devices in an integrated circuit (IC) chip. An IC chip is disclosed having a p-type field effect transistor (PFET) and an n-type field effect transistor (NFET). One embodiment of this invention includes creating this differential stress by varying the deposition conditions for forming PFET and NFET contacts, for example, the temperature at which the fill materials are deposited, and the rate at which the fill materials are deposited. In another embodiment, the differential stress is created by filling the contacts with differing materials that will impart differential stress due to differing coefficient of thermal expansions. In another embodiment, the differential stress is created by including a silicide layer within the NFET contacts and/or the PFET contacts.Type: GrantFiled: September 28, 2010Date of Patent: August 26, 2014Assignee: International Business Machines CorporationInventors: John J. Ellis-Monaghan, Jeffrey P. Gambino, Kirk D. Peterson, Jed H. Rankin, Robert R. Robison
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Patent number: 8791712Abstract: A test system for testing a multilayer 3-dimensional integrated circuit (IC), where two separate layers of IC circuits are temporarily connected in order to achieve functionality, includes a chip under test with a first portion of the 3-dimensional IC, and a test probe chip with a second portion of the 3-dimensional IC and micro-electrical-mechanical system (MEMS) switches that selectively complete functional circuits between the first portion of the 3-dimensional IC in a first IC layer to circuits within the second portion of the 3-dimensional IC in a second IC layer. The MEMS switches include tungsten (W) cone contacts, which make the selective electrical contacts between circuits of the chip under test and the test probe chip and which are formed using a template of graded borophosphosilicate glass (BPSG).Type: GrantFiled: February 2, 2012Date of Patent: July 29, 2014Assignee: International Business Machines CorporationInventors: John J. Ellis-Monaghan, Jeffrey P. Gambino, Kirk D. Peterson, Jed H. Rankin
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Patent number: 8780436Abstract: Direct view color displays and design structures of direct view color displays. The direct view displays include micromirrors having un-tilted and tilted states and multiple color filters or color reflectors.Type: GrantFiled: January 4, 2012Date of Patent: July 15, 2014Assignee: International Business Machines CorporationInventors: John J. Ellis-Monaghan, Jeffrey P. Gambino, Kirk D. Peterson, Jed H. Rankin