Patents by Inventor T. Tormanen
T. Tormanen 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: 20100317179Abstract: A method for making an integrated circuit device by: forming a plurality of transistors on a semiconductor substrate; forming multilayer interconnects by depositing a layer of metal; patterning the metal layer; depositing a first dielectric material, depositing a second dielectric material, patterning the first and second dielectric materials; and depositing a via filling metal material into the patterned areas; or, alternatively, by forming transistors on a substrate; depositing one of an electrically insulating or electrically conducting material; patterning said one of an electrically insulating or electrically conducting material; and depositing the other of the electrically insulating or electrically conducting material, so as to form a layer over said transistors having both electrically insulating and electrically conducting portions; wherein the first dielectric material, which is an organosiloxane material, and the electrically insulating material each has a carbon to silicon ratio of 1.Type: ApplicationFiled: March 16, 2009Publication date: December 16, 2010Inventors: Juha T. RANTALA, Jyri PAULASAARI, Janne KYLMA, Turo T. TORMANEN, Jarkko PIETIKAINEN, Nigel HACKER, Admir HADZIC
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Patent number: 7643717Abstract: Waveguides are disclosed (and other devices and materials including but not limited to hybrid organic-inorganic coatings, passivation materials, glob top materials, underfill materials, materials for IC and other applications, microlenses and any of a wide variety of optical devices) that benefit by being formed of a novel hybrid organic-inorganic material. In one embodiment of the invention, a method for making a waveguide includes: forming a lower cladding layer on a substrate; forming a core layer after the lower cladding layer; and forming an upper cladding layer after the core layer; wherein the lower cladding layer, core layer and/or upper cladding layer comprises a hybrid organic-inorganic material—that has many desirable properties relating to stability, hydrophobicity, roughness, optical absorbance, polarization dependent loss, among others.Type: GrantFiled: May 17, 2002Date of Patent: January 5, 2010Assignee: Silecs OyInventors: Juha T. Rantala, Arto L. T. Maaninen, T. Teemu T. Tormanen, Tiina J. Maaninen, Jarkko J. Pietikainen
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Publication number: 20090278254Abstract: An integrated circuit device is provided having a substrate and areas of electrically insulating and electrically conductive material, where the electrically insulating material is a hybrid organic-inorganic material that requires no or minimal CMP and which can withstand subsequent processing steps at temperatures of 450° C. or more.Type: ApplicationFiled: December 1, 2008Publication date: November 12, 2009Inventors: Juha T. Rantala, Nigel Hacker, Jason Reid, William McLaughlin, Teemu T. Tormanen
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Patent number: 7504470Abstract: A thin film comprising a composition obtained by polymerizing a monomer having the formula I: wherein: R1 is a hydrolysable group, R2 is a polarizability reducing organic group, and R3 is a bridging hydrocarbon group, to form a siloxane material. The invention also concerns methods for producing the thin films. The thin film can be used a low k dielectric in integrated circuit devices. The novel dielectric materials have excellent properties of planarization resulting in good local and global planarity on top a semiconductor substrate topography, which reduces or eliminates the need for chemical mechanical planarization after dielectric and oxide liner deposition.Type: GrantFiled: August 31, 2005Date of Patent: March 17, 2009Assignee: Silecs OyInventors: Juha T. Rantala, Jyri Paulasaari, Janne Kylmä, Turo T. Törmänen, Jarkko Pietikäinen, Nigel Hacker, Admir Hadzic
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Patent number: 7479462Abstract: Thin films are disclosed that are suitable as dielectrics in IC's and for other similar applications. In particular, the invention concerns thin films comprising compositions obtainable by hydrolysis of two or more silicon compounds, which yield an at least partially cross-linked siloxane structure. The invention also concerns a method for producing such films by preparing siloxane compositions by hydrolysis of suitable reactants, by applying the hydrolyzed compositions on a substrate in the form of a thin layer and by curing the layer to form a film. In one example, a thin film comprising a composition is obtained by hydrolyzing a monomeric silicon compound having at least one hydrocarbyl radical, containing an unsaturated carbon-to-carbon bond, and at least one hydrolyzable group attached to the silicon atom of the compound with another monomeric silicon compound having at least one aryl group and at least one hydrolyzable group attached to the silicon atom of the compound to form a siloxane material.Type: GrantFiled: August 29, 2005Date of Patent: January 20, 2009Assignee: Silecs OyInventors: Juha T. Rantala, Jason S. Reid, Nungavram S. Viswanathan, T.Teemu T. Tormanen
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Patent number: 7473650Abstract: A method for making an integrated circuit is disclosed as comprising depositing alternating regions of electrically conductive and dielectric materials on a substrate, wherein an area of dielectric material is formed by: a silane precursor having a fully or partially fluorinated first organic group comprising an unsaturated carbon-carbon double bond, the fully or partially fluorinated organic group bound to silicon in the silane precursor; forming from the silane precursor a hybrid organic-inorganic material having a molecular weight of at least 500 on a substrate; and increasing the molecular weight of the hybrid material by exposure to heat, electromagnetic radiation or electron beam so as to break the unsaturated carbon-carbon double bond and cross link via the fully or partially fluorinated organic group.Type: GrantFiled: December 1, 2006Date of Patent: January 6, 2009Assignee: Silecs OyInventors: Juha T. Rantala, Jason S. Reid, T. Teemu T. Tormanen, Nungavram S. Viswanathan, Arto L. T. Maaninen
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Patent number: 7144827Abstract: A method for making an integrated circuit is disclosed as comprising depositing alternating regions of electrically conductive and dielectric materials on a substrate, wherein an area of dielectric material is formed by: a silane precursor having a fully or partially fluorinated first organic group comprising an unsaturated carbon-carbon double bond, the fully or partially fluorinated organic group bound to silicon in the silane precursor; forming from the silane precursor a hybrid organic-inorganic material having a molecular weight of at least 500 on a substrate; and increasing the molecular weight of the hybrid material by exposure to heat, electromagnetic radiation or electron beam so as to break the unsaturated carbon-carbon double bond and cross link via the fully or partially fluorinated organic group.Type: GrantFiled: January 17, 2003Date of Patent: December 5, 2006Assignee: Silecs OyInventors: Juha T. Rantala, Jason S. Reid, T Teemu T. Tormanen, Nungavram S. Viswanathan, Arto L. T. Maaninen
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Publication number: 20060258146Abstract: A method for making an integrated circuit. An area of dielectric material is formed on a substrate by hydrolyzing a plurality of precursors to form a hybrid organic inorganic material. One of the precursors is a compound R1R2R3SiR4, wherein R1, R2, R3 are each independently aryl, a cross linkable group, or alkyl of 1-14 carbons, and wherein R4 is alkoxy, acyloxy, —OH or halogen. Also disclosed is a method for forming a hybrid organic inorganic layer on a substrate by hydrolyzing a tetraalkoxysilane, trialkoxysilane, trichlorosilane, dialkoxysilane, or dichlorosilane, with R1R2R4MR5, wherein R1, R2 and R4 are independently aryl, alkyl, alkenyl, epoxy or alkynyl, at least one of R1, R2 and R4 is fully or partially fluorinated, M is selected from group 14 of the periodic table, and R5 is either alkoxy, OR3 wherein R3 is alkyl of 1 to 10 carbons, or halogen.Type: ApplicationFiled: July 20, 2006Publication date: November 16, 2006Inventors: Juha Rantala, Jason Reid, T. Tormanen, Nungavram Viswanathan
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Patent number: 7060634Abstract: An integrated circuit is provided comprising a substrate and discrete areas of electrically insulating and electrically conductive material, wherein the electrically insulating material is a hybrid organic-inorganic material that has a density of 1.45 g/cm3 or more and a dielectric constant of 3.0 or less. The integrated circuit can be made by a method comprising: providing a substrate; forming discrete areas of electrically insulating and electrically conductive material on the substrate; wherein the electrically insulating material is deposited on the substrate followed by heating at a temperature of 350° C. or less; and wherein the electrically insulating material is a hybrid organic-inorganic material that has a density of 1.45 g/cm3 or more after densification. Also disclosed is a method for making an integrated circuit comprising performing a dual damascene method with an electrically conductive material and a dielectric, the dielectric being a directly photopatterned hybrid organic-inorganic material.Type: GrantFiled: January 17, 2003Date of Patent: June 13, 2006Assignee: Silecs OyInventors: Juha T. Rantala, Jason S. Reid, Nungavram S. Viswanathan, T. Teemu T. Tormanen
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Patent number: 7062145Abstract: Waveguides are disclosed (and other devices and materials including but not limited to hydrophobic coatings, passivation materials, glob top materials, underfill materials, dielectric materials for IC and other applications, microlenses and any of a wide variety of optical devices) that benefit by a high hydrophobicity and high stability and, among other things. In one embodiment of the invention, a method for making a waveguide comprises: forming a lower cladding layer on a substrate; forming a core layer after the lower cladding layer; and forming an upper cladding layer after the core layer; wherein the lower cladding layer, core layer and/or upper cladding layer is hydrophobic and results, if exposed to water, in a water contact angle of 90 degrees or more.Type: GrantFiled: May 17, 2002Date of Patent: June 13, 2006Assignee: Silecs OyInventors: Juha T. Rantala, Arto L. T. Maaninen, T. Teemu T. Tormanen, Tiina J. Maaninen, Jarkko J. Pietikainen
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Patent number: 6974970Abstract: Thin films are disclosed that are suitable as dielectrics in IC's and for other similar applications. In particular, the invention concerns thin films comprising compositions obtainable by hydrolysis of two or more silicon compounds, which yield an at least partially cross-linked siloxane structure. The invention also concerns a method for producing such films by preparing siloxane compositions by hydrolysis of suitable reactants, by applying the hydrolyzed compositions on a substrate in the form of a thin layer and by curing the layer to form a film. In one example, a thin film comprising a composition is obtained by hydrolyzing a monomeric silicon compound having at least one hydrocarbyl radical, containing an unsaturated carbon-to-carbon bond, and at least one hydrolyzable group attached to the silicon atom of the compound with another monomeric silicon compound having at least one aryl group and at least one hydrolyzable group attached to the silicon atom of the compound to form a siloxane material.Type: GrantFiled: January 17, 2003Date of Patent: December 13, 2005Assignee: Silecs OyInventors: Juha T. Rantala, Jason S. Reid, Nungavram S. Viswanathan, T. Teemu T. Tormanen
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Publication number: 20040188713Abstract: A method for making an integrated circuit is disclosed as comprising depositing alternating regions of electrically conductive and dielectric materials on a substrate, wherein an area of dielectric material is formed by: a silane precursor having a fully or partially fluorinated first organic group comprising an unsaturated carbon-carbon double bond, the fully or partially fluorinated organic group bound to silicon in the silane precursor; forming from the silane precursor a hybrid organic-inorganic material having a molecular weight of at least 500 on a substrate; and increasing the molecular weight of the hybrid material by exposure to heat, electromagnetic radiation or electron beam so as to break the unsaturated carbon-carbon double bond and cross link via the fully or partially fluorinated organic group.Type: ApplicationFiled: January 17, 2003Publication date: September 30, 2004Inventors: Juha T. Rantala, Jason S. Reid, T. Teemu T. Tormanen, Nungavram S. Viswanathan, Arto L.T. Maaninen
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Publication number: 20040012089Abstract: An integrated circuit is provided comprising a substrate and discrete areas of electrically insulating and electrically conductive material, wherein the electrically insulating material is a hybrid organic-inorganic material that has a density of 1.45 g/cm3 or more and a dielectric constant of 3.0 or less. The integrated circuit can be made by a method comprising: providing a substrate; forming discrete areas of electrically insulating and electrically conductive material on the substrate; wherein the electrically insulating material is deposited on the substrate followed by heating at a temperature of 350° C. or less; and wherein the electrically insulating material is a hybrid organic-inorganic material that has a density of 1.45 g/cm3 or more after densification.Type: ApplicationFiled: January 17, 2003Publication date: January 22, 2004Inventors: Juha T. Rantala, Jason S. Reid, Nungavram S. Viswanathan, T. Teemu T. Tormanen
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Publication number: 20040005131Abstract: Waveguides and other devices and materials (including but not limited to waveguides, microlenses, and other optical device components), both planer and freespace devices benefit by having a high transparency or low optical loss profile at particular wavelengths. A method for making a waveguide comprises forming a lower cladding layer on a substrate; forming a core layer after the lower cladding layer, and forming an upper cladding layer after the core layer; wherein the lower cladding layer, core layer and/or upper cladding layer comprises a material having an optical loss of 0.1 dB/cm or less at 1550 nm, 1310 nm, C Band and/or L Band. The material having low optical loss also has other desirable properties in the areas of ease and temperature of deposition, hydrophobicity, direct patternability (photosensitivity), stress, aspect ratio if patterned, and surface and sidewall roughness (if patterned), among other characteristics.Type: ApplicationFiled: May 17, 2002Publication date: January 8, 2004Inventors: Juha T. Rantala, Arto L.T. Maaninen, T. Teemu T. Tormanen, Tiina J. Maaninen, Jarkko J. Pietikainen
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Publication number: 20040002617Abstract: A method for making an integrated circuit is disclosed comprising depositing alternating regions of electrically conductive material and hybrid organic inorganic dielectric material on a substrate, wherein an area of dielectric material is formed by hydrolyzing a plurality of precursors to form a hybrid organic inorganic material comprised of a silicon oxide backbone and having an organic substituent bound to the backbone, and depositing the hybrid organic inorganic material on a substrate, removing the hybrid organic-inorganic material in selected areas, and depositing an electrically conductive material in the selected areas, wherein one of the precursors is a compound of the general formula R1R2R3SiR4, wherein R1, R2, R3 are each bound to the Si and are independently an aryl group, a cross linkable group, or an alkyl group having from 1-14 carbons, and wherein R4 is selected from the group consisting of an alkoxy group, an acyloxy group, an —OH group or a halogen.Type: ApplicationFiled: January 17, 2003Publication date: January 1, 2004Inventors: Juha T. Rantala, Jason S. Reid, T. Teemu T. Tormanen, Nungavram Viswanathan
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Publication number: 20030235933Abstract: Waveguides are disclosed (and other devices and materials including but not limited to hybrid organic-inorganic coatings, passivation materials, glob top materials, underfill materials, materials for IC and other applications, microlenses and any of a wide variety of optical devices) that benefit by being formed of a novel hybrid organic-inorganic material. In one embodiment of the invention, a method for making a waveguide includes: forming a lower cladding layer on a substrate; forming a core layer after the lower cladding layer; and forming an upper cladding layer after the core layer; wherein the lower cladding layer, core layer and/or upper cladding layer comprises a hybrid organic-inorganic material—that has many desirable properties relating to stability, hydrophobicity, roughness, optical absorbance, polarization dependent loss, among others.Type: ApplicationFiled: May 17, 2002Publication date: December 25, 2003Inventors: Juha T. Rantala, Arto L. T. Maaninen, T. Teemu T. Tormanen, Tiina J. Maaninen, Jarkko J. Pietikainen
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Publication number: 20030231851Abstract: Waveguides are disclosed (and other devices and materials including but not limited to hydrophobic coatings, passivation materials, glob top materials, underfill materials, dielectric materials for IC and other applications, microlenses and any of a wide variety of optical devices) that benefit by a high hydrophobicity and high stability and, among other things. In one embodiment of the invention, a method for making a waveguide comprises: forming a lower cladding layer on a substrate; forming a core layer after the lower cladding layer; and forming an upper cladding layer after the core layer; wherein the lower cladding layer, core layer and/or upper cladding layer is hydrophobic and results, if exposed to water, in a water contact angle of 90 degrees or more.Type: ApplicationFiled: May 17, 2002Publication date: December 18, 2003Inventors: Juha T. Rantala, Arto L. T. Maaninen, T. Teemu T. Tormanen, Tiina J. Maaninen, Jarkko J. Pietikainen
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Publication number: 20030186494Abstract: Thin films are disclosed that are suitable as dielectrics in IC's and for other similar applications. In particular, the invention concerns thin films comprising compositions obtainable by hydrolysis of two or more silicon compounds, which yield an at least partially cross-linked siloxane structure. The invention also concerns a method for producing such films by preparing siloxane compositions by hydrolysis of suitable reactants, by applying the hydrolyzed compositions on a substrate in the form of a thin layer and by curing the layer to form a film. In one example, a thin film comprising a composition is obtained by hydrolyzing a monomeric silicon compound having at least one hydrocarbyl radical, containing an unsaturated carbon-to-carbon bond, and at least one hydrolyzable group attached to the silicon atom of the compound with another monomeric silicon compound having at least one aryl group and at least one hydrolyzable group attached to the silicon atom of the compound to form a siloxane material.Type: ApplicationFiled: January 17, 2003Publication date: October 2, 2003Inventors: Juha T. Rantala, Jason S. Reid, Nungavram S. Viswanathan, T. Teemu T. Tormanen