Patents by Inventor Ricardo Alves
Ricardo Alves 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: 11657314Abstract: Techniques regarding microwave-to-optical quantum transducers are provided. For example, one or more embodiments described herein can include an apparatus that can include a microwave resonator on a dielectric substrate and adjacent to an optical resonator, and a photon barrier structure at least partially surrounding an optical resonator, wherein the photon barrier structure is configured to provide isolation of the microwave resonator from optical photons in the dielectric substrate outside the photon barrier structure.Type: GrantFiled: March 3, 2021Date of Patent: May 23, 2023Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Chi Xiong, Jason S. Orcutt, Ricardo Alves Donaton, Stephen M. Gates, Swetha Kamlapurkar, Abram L Falk
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Publication number: 20230145368Abstract: Techniques regarding microwave-to-optical quantum transducers are provided. For example, one or more embodiments described herein can include an apparatus that can include a microwave resonator on a dielectric substrate and adjacent to an optical resonator, and a photon barrier structure at least partially surrounding an optical resonator, wherein the photon barrier structure is configured to provide isolation of the microwave resonator from optical photons in the dielectric substrate outside the photon barrier structure.Type: ApplicationFiled: March 3, 2021Publication date: May 11, 2023Inventors: Chi Xiong, Jason S. Orcutt, Ricardo Alves Donaton, Stephen M. Gates, SWETHA KAMLAPURKAR, Abram L Falk
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Publication number: 20230058638Abstract: A die stack that includes a first chip die, a second chip die connected to the first chip die by one or more controlled collapse chip connection (“C4”) solder bump bonds, and a spacer die interposed between the first and second chip dies. The spacer die includes through holes for the one or more C4 solder bumps, and has a thickness such that when the first and second chip dies are compressed into contact with the spacer die, the spacer die thickness is a minimum defined spacing between the first and second chip dies, and the spacer die operates as a hard stop against compression of the die stack after the first and second chip dies are compressed into contact with the spacer die.Type: ApplicationFiled: August 17, 2021Publication date: February 23, 2023Inventors: David Abraham, Gerard McVicker, Sri M. Sri-Jayantha, Vijayeshwar Das Khanna, Kathryn Jessica Pooley, Ricardo Alves Donaton
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Patent number: 10925488Abstract: The present patent refers to improvements introduced in electromedical equipment, applied to automated triage of newborn babies with purpose to detect possible congenital heart defects by means of little heart test, through dedicated software (DS) implanted in memory (1-G), georeference block (1-M), pendrive (3), external HD (4), energy and supply assembly (E) provided with DC02215V J4 connector, cable and power supply, plug (P) positioned at the rear panel of the apparatus (1), internal and external connections (C) with magnets arranged into two rows at the rear part of the apparatus (1), of “C”-shape metallic base (2) with two front flanges (2-A), aiming to increase the number of users, increase flexibility of test protocol and change the usability in order to minimize errors, bringing advantages of higher testing speed, improved interface with user, better measurement quality, lower cost, higher usage versatility, and lighter weight and smaller size of equipment.Type: GrantFiled: August 3, 2017Date of Patent: February 23, 2021Assignee: HI TECHNOLOGIES S.A.Inventors: Marcus Vinícius Mazega Figueredo, Sérgio Renato Rogal Júnior, Marcelo Júnior Cossetin, Raquel dos Santos Verríssimo, Ricardo Alexandre Albuquerque Júnior, Renan Nepomoceno Pinto, Luan Ricardo Alves Pinheiro, Hellen Christina de Carvalho, Mayara Suelen Almeida dos Santos, Renato Eleutério Siqueira
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Publication number: 20180035890Abstract: The present patent refers to improvements introduced in electromedical equipment, applied to automated triage of newborn babies with purpose to detect possible congenital heart defects by means of little heart test, through dedicated software (DS) implanted in memory (1-G), georeference block (1-M), pendrive (3), external HD (4), energy and supply assembly (E) provided with DC02215V J4 connector, cable and power supply, plug (P) positioned at the rear panel of the apparatus (1), internal and external connections (C) with magnets arranged into two rows at the rear part of the apparatus (1), of “C”-shape metallic base (2) with two front flanges (2-A), aiming to increase the number of users, increase flexibility of test protocol and change the usability in order to minimize errors, bringing advantages of higher testing speed, improved interface with user, better measurement quality, lower cost, higher usage versatility, and lighter weight and smaller size of equipment.Type: ApplicationFiled: August 3, 2017Publication date: February 8, 2018Inventors: Marcus Vinícius Mazega Figueredo, Sérgio Renato Rogal, JR., Marcelo Júnior Cossetin, Raquel dos Santos, Ricardo Alexandre Albuquerque, JR., Renan Nepomoceno Pinto, Luan Ricardo Alves Pinheiro, Hellen Christina de Carvalho, Mayara Suelen Almeida dos Santos, Renato Eleutério Siqueira
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Publication number: 20160317662Abstract: The present invention relates to a stable oral pharmaceutical composition for relieving moderate to intense pain, related to trauma (sprains, dislocations, contusions, distensions, fractures), postoperative and post-tooth extraction conditions, neuralgia, lumbago, joint pain and similar conditions. Such composition comprises (a) dipyrone, its free acid or pharmacologically acceptable salts thereof, (b) codeine (7,8-dihydro-4,5-epoxy-3-methoxy-17-methyl morfinane-6-ol) or pharmacologically acceptable salts, (c) polyethylene glycol and (d) pharmaceutically acceptable excipients, in small amounts. Particularly, the present invention relates to a coated tablet.Type: ApplicationFiled: December 16, 2014Publication date: November 3, 2016Inventors: Walker Magalhães LAHMANN, Hilton Oliveira DOS SANTOS FILHO, Iara Silvia Brauer MANTOVANI, Cristiano Martins VELOSO, Ricardo Alves DE OLIVEIRA, Amanda Junqueira MANCILHA
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Publication number: 20140311437Abstract: The invention relates to a method for producing a piston ring (30, 130, 230) for a piston (10) of an internal combustion engine, comprising a ring back (31), an upper ring flank (32), a lower ring flank (33), and a running surface (42), and the method comprising the following method steps: (a) preparing a ring blank (30?) with a ring back (31?), an upper ring flank (32?), a lower ring flank (33?), and an outer lateral face (34?), (b) shaping an asymmetrical convex contour (35) along the outer lateral face (34?) and shaping a radially outward-extending protrusion (36) in the outer lateral surface (34?) in the region of the lower ring flank (33?), (c) coating the outer lateral surface (34?) with a coating material, (d) removing the protrusion (36), thereby exposing the material of the ring blank (30?) in the shape of a circumferential surface (41) which blends into the coating (39), and forming an oil scraper edge (40) between the circumferential surface (41) and the lower ring flank (33?), and (e) post and/orType: ApplicationFiled: December 21, 2011Publication date: October 23, 2014Applicant: MAHLE INTERNATIONAL GMBHInventors: Daniel Lopez, Ricardo Alves
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Patent number: 8576615Abstract: A magnetic random access memory (“MRAM”) cell includes: (1) a first magnetic layer having a first magnetization direction and a magnetic anisotropy axis; (2) a second magnetic layer having a second magnetization direction; and (3) a spacer layer disposed between the first magnetic layer and the second magnetic layer. The MRAM cell also includes a field line magnetically coupled to the MRAM cell and configured to induce a write magnetic field along a magnetic field axis, and the magnetic anisotropy axis is tilted relative to the magnetic field axis. During a write operation, the first magnetization direction is switchable between m directions to store data corresponding to one of m logic states, with m>2, at least one of the m directions is aligned relative to the magnetic anisotropy axis, and at least another one of the m directions is aligned relative to the magnetic field axis.Type: GrantFiled: June 10, 2011Date of Patent: November 5, 2013Assignee: Crocus Technology Inc.Inventors: Mourad El Baraji, Neal Berger, Lucien Lombard, Lucian Prejbeanu, Ricardo Alves Ferreira Costa E Sousa, Guillaume Prenat
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Publication number: 20130279328Abstract: The invention relates to a method and a network entity to manage the establishment of data connections of a user terminal allocated in a mobile communications network.Type: ApplicationFiled: April 24, 2013Publication date: October 24, 2013Inventors: Ricardo ALVES, Andrea DE PASQUALE, Francisco Javier DOMINGUEZ ROMERO
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Publication number: 20120314487Abstract: A magnetic random access memory (“MRAM”) cell includes: (1) a first magnetic layer having a first magnetization direction and a magnetic anisotropy axis; (2) a second magnetic layer having a second magnetization direction; and (3) a spacer layer disposed between the first magnetic layer and the second magnetic layer. The MRAM cell also includes a field line magnetically coupled to the MRAM cell and configured to induce a write magnetic field along a magnetic field axis, and the magnetic anisotropy axis is tilted relative to the magnetic field axis. During a write operation, the first magnetization direction is switchable between m directions to store data corresponding to one of m logic states, with m>2, at least one of the m directions is aligned relative to the magnetic anisotropy axis, and at least another one of the m directions is aligned relative to the magnetic field axis.Type: ApplicationFiled: June 10, 2011Publication date: December 13, 2012Applicant: CROCUS TECHNOLOGY, INC.Inventors: Mourad El Baraji, Neal Berger, Lucien Lombard, Lucian Prejbeanu, Ricardo Alves Ferreira Costa E Sousa, Guillaume Prenat
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Patent number: 7947907Abstract: An electronic structure including a substrate having a having a dielectric layer with at least one metallic interconnect structure within and a dielectric barrier layer above the dielectric layer, and a multi-layer hardmask stack coated with a self-assembled layer, where the self-assembled layer is a pattern of nanoscale and/or microscale voids which are generated into the dielectric barrier layer and into the dielectric layer next to the metallic interconnect structure to create columns in the dielectric barrier layer and dielectric layer therein. Electronics structures prepared with the process are useful to prepare electronics devices, such as computers and the like.Type: GrantFiled: April 7, 2008Date of Patent: May 24, 2011Assignee: International Business Machines CorporationInventors: Matthew Earl Colburn, Ricardo Alves Donaton, Conal E Murray, Satyanarayana Venkata Nitta, Sampath Purushothaman, Sujatha Sankaran, Thedorus Eduardos Standaert, Xiao Hu Liu
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Patent number: 7691712Abstract: Semiconductor device structures and fabrication methods for field effect transistors in which a gate electrode is provided with an air gap or void disposed adjacent to a sidewall of the gate electrode. The void may be bounded by a dielectric spacer proximate to the sidewall of the gate electrode and a dielectric layer having a spaced relationship with the dielectric spacer. The methods of the invention involve the use of a temporary spacer consisting of a sacrificial material supplied adjacent to the sidewall of the gate electrode, which is removed after the dielectric layer is formed.Type: GrantFiled: June 21, 2006Date of Patent: April 6, 2010Assignee: International Business Machines CorporationInventors: Dureseti Chidambarrao, Ricardo Alves Donaton, Jack Allan Mandelman
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Publication number: 20080251284Abstract: An electronic structure including a substrate having a having a dielectric layer with at least one metallic interconnect structure within and a dielectric barrier layer above the dielectric layer, and a multi-layer hardmask stack coated with a self-assembled layer, where the self-assembled layer is a pattern of nanoscale and/or microscale voids which are generated into the dielectric barrier layer and into the dielectric layer next to the metallic interconnect structure to create columns in the dielectric barrier layer and dielectric layer therein. Electronics structures prepared with the process are useful to prepare electronics devices, such as computers and the like.Type: ApplicationFiled: April 7, 2008Publication date: October 16, 2008Applicant: International Business Machines CorporationInventors: Matthew Earl Colburn, Ricardo Alves Donaton, Conal E. Murray, Satyanarayana Venkata Nitta, Sampath Purushothaman, Sujatha Sankaran, Thedorus Eduardus Fransiscus Maria Standaert, Xiao Hu Liu
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Patent number: 7371684Abstract: A process for preparing an electronics structure involves coating a substrate stack with a sacrificial multilayer hardmask stack, developing a pattern in a resist layer coated on a topmost layer of the multilayer hardmask stack, transferring the pattern into the hardmask stack, blocking a portion of the pattern, and then transferring an unblocked portion of the pattern into the substrate stack. Electronics structures prepared with the process are useful to prepare electronics devices, such as computers and the like. It is emphasized that this abstract is provided to comply with the rules requiring an abstract which will allow a searcher or other reader quickly to ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the appended issued claims.Type: GrantFiled: May 16, 2005Date of Patent: May 13, 2008Assignee: International Business Machines CorporationInventors: Matthew Earl Colburn, Ricardo Alves Donaton, Conal E. Murray, Satyanarayana Venkata Nitta, Sampath Purushothaman, Sujatha Sankaran, Theodorus Eduardus Fransiscus Maria Standaert, Xiao Hu Liu
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Publication number: 20070296039Abstract: Semiconductor device structures and fabrication methods for field effect transistors in which a gate electrode is provided with an air gap or void disposed adjacent to a sidewall of the gate electrode. The void may be bounded by a dielectric spacer proximate to the sidewall of the gate electrode and a dielectric layer having a spaced relationship with the dielectric spacer. The methods of the invention involve the use of a temporary spacer consisting of a sacrificial material supplied adjacent to the sidewall of the gate electrode, which is removed after the dielectric layer is formed.Type: ApplicationFiled: June 21, 2006Publication date: December 27, 2007Inventors: Dureseti Chidambarrao, Ricardo Alves Donaton, Jack Allan Mandelman
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Publication number: 20050015777Abstract: A system and method for managing toggling events in a network management system. The event is monitored and if the event maintains one of first and second states for a predetermined amount of time it is reported through the network management system. In one embodiment, if the event is a toggling alarm it is reported as active immediately and if it remains cleared for a predetermined amount of time it is reported as cleared.Type: ApplicationFiled: December 11, 2003Publication date: January 20, 2005Inventors: Jonathan Liss, Jeffrey Deverin, Wilko Eschebach, Ricardo Alves, Renata Bodner
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Patent number: 6255227Abstract: The present invention relates to methods for controlling the etching rate of CoSi2 layers by adjusting the pH of an HF-based solution to obtain the desired etch rate. The pH of the HF-based solution may be adjusted by adding pH modifying chemicals to the solution. A further aspect of the invention is an improved method for manufacturing Schotky barrier infared detectors employing the controlled etching step. A method for reducing drain induced barrier lowering in an active transistor having a small gate length is also provided.Type: GrantFiled: January 6, 2000Date of Patent: July 3, 2001Assignee: Interuniversitair Microelektronica CentrumInventors: Ricardo Alves Donaton, Karen Irma Josef Maex, Rita Verbeeck, Philippe Jansen, Rita Rooyackers, Ludo Deferm, Mikhail Rodionovich Baklanov
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Patent number: 6153484Abstract: The present invention relates to methods for controlling the etching rate of CoSi.sub.2 layers by adjusting the pH of an HF-based solution to obtain the desired etch rate. The pH of the HF-based solution may be adjusted by adding pH modifying chemicals to the solution. A further aspect of the invention is an improved method for manufacturing Schottky barrier infared detectors employing the controlled etching step. A method for reducing drain induced barrier lowering in an active transistor having a small gate length is also provided.Type: GrantFiled: June 19, 1996Date of Patent: November 28, 2000Assignee: IMEC VZWInventors: Ricardo Alves Donaton, Karen Irma Josef Maex, Rita Verbeeck, Philippe Jansen, Rita Rooyackers, Ludo Deferm, Mikhail Rodionovich Baklanov