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Cerofolini, IT

Gianfranco Cerofolini, Milano IT

Patent application numberDescriptionPublished
20080246158Method for Realizing a Nanometric Circuit Architecture Between Standard Electronic Components and Semiconductor Device Obtained with Said Method - A method for realizing a nanometric circuit architecture includes: realizing plural active areas on a semiconductor substrate; realizing on the substrate a seed layer of a first material; realizing a mask-spacer of a second material on the seed layer in a region comprised between the active areas; realizing a mask overlapping the mask-spacer and extending in a substantially perpendicular direction thereto; selectively removing the seed layer exposed on the substrate; selectively removing the mask and the mask-spacer obtaining a seed-spacer comprising a linear portion extending in that region and a portion substantially orthogonal thereto; realizing by MSPT from the seed-spacer an insulating spacer reproducing at least part of the profile of the seed-spacer realizing by MSPT a nano-wire of conductive material from the seed-spacer or insulating spacer, the nano-wire comprising a first portion at least partially extending in the region and a second portion contacting a respective active area.10-09-2008
20090003063METHOD AND DEVICE FOR DEMULTIPLEXING A CROSSBAR NON-VOLATILE MEMORY - A method and device demultiplex a crossbar non-volatile memory that includes a first array of row nano-wires and a second array of column nano-wires, which cross the row nano-wires at a plurality of cross-points, hosting plural memory cells. A first electrode and a second electrode respectively cross a modulated doping portion of the row nano-wires and a modulated doping portion of the column nano-wires. A first contact and a second contact respectively the row nano-wires and the column nano-wires. The first electrode and the second electrode are biased respectively with a first and a second adjustable voltage value that progressively switch one by one said memory cells from the OFF state to the ON state, and this state can be memorized.01-01-2009
20090020747METHOD FOR REALIZING A HOSTING STRUCTURE OF NANOMETRIC ELEMENTS - A nanometric device comprising a substrate; a plurality of conductive spacers of a conductive material, each conductive spacer being arranged on top of and transverse to the substrate, the conductive spacers including respective pairs of conductive spacers defining respective hosting seats each of less than 30 nm wide; and a plurality of nanometric elements respectively accommodated in the hosting seats.01-22-2009
20090154223METHOD AND DEVICE FOR DEMULTIPLEXING A CROSSBAR NON-VOLATILE MEMORY - A method and device demultiplex a crossbar non-volatile memory that includes a first array of row nano-wires and a second array of column nano-wires, which cross the row nano-wires at a plurality of cross-points, hosting plural memory cells. A first electrode and a second electrode respectively cross a modulated doping portion of the row nano-wires and a modulated doping portion of the column nano-wires. A first contact and a second contact respectively the row nano-wires and the column nano-wires. The first electrode and the second electrode are biased respectively with a first and a second adjustable voltage value that progressively switch one by one said memory cells from the OFF state to the ON state, and this state can be memorized.06-18-2009
20100019389ELECTRIC LINKAGE IN A SEMICONDUCTOR ELECTRONIC DEVICE BETWEEN A NANOMETRIC CIRCUIT ARCHITECTURE AND STANDARD ELECTRONIC COMPONENTS - A semiconductor electronic device that includes a semiconductor substrate having a top surface; a seed layer positioned on the substrate and having a notched wall extending transversely with respect to the substrate top surface, the wall defining a first recess extending into the seed layer with a height equal to a thickness of the seed layer; a first conductive nanowire in contact with the notched wall, the first conductive nanowire having a contact portion extending into the first recess and covering opposite sidewalls and a bottom of the first recess; a first insulating nanowire in contact with a sidewall of the first conductive nanowire; an insulating layer on the contact portion of the first conductive nanowire and having a first window substantially in correspondence with the contact portion of the first conductive nanowire; and a first conductive die on the insulating layer that includes a conductive contact extending into the first window and contacting the contact portion of the first conductive nanowire.01-28-2010

Patent applications by Gianfranco Cerofolini, Milano IT

Marino Cerofolini, Subbiano (ar) IT

Patent application numberDescriptionPublished
20090270735ELECTRONIC ARRAY PROBE FOR ULTRASONIC IMAGING - An electronic array probe for ultrasonic imaging includes an array of transmitting and/or receiving electroacoustic transducers arranged in concentric bands in which the transducers are tangent to one other in both radial and circumferential directions. In order to minimize the number of transducers required without compromising dynamic range, a transducer arrangement geometry is provided so that the number of transducers having the same focusing delay is minimal or null.10-29-2009
20100274136ARRAY OF ELECTROACOUSTIC TRANSDUCERS AND ELECTRONIC PROBE FOR THREE-DIMENSIONAL IMAGING - An electroacoustic transducer assembly and probe for emitting and receiving acoustic radiation beams. The transducer assembly comprising an array of electroacoustic transducers composed of a plurality of individual transducer elements each one being composed of an electroacoustic element. A means for defocusing a radiation pulse emitted from the transducer element is associated with each transducer element. The defocusing means is constructed and arranged to cause the radiation pulse to generate a substantially cylindrical or spherical acoustic field.10-28-2010
20100277038ARRAY OF ELECTROACOUSTIC TRANSDUCERS AND ELECTRONIC PROBE FOR DIAGNOSTIC IMAGES WITH HIGH FOCUSING DEPTH - An electroacoustic transducer assembly and probe for emitting and receiving acoustic radiation beams. The transducer assembly comprising a plurality of transducer elements, each one composed of an electroacoustic element, arranged side by side and spaced apart along a row having a first end. Starting from transducer element proximate to the first end, adjacent transducer elements are constructed and arranged create an electroacoustic pair. A first element of the electroacoustic pair is constructed and arranged to only transmit acoustic pulses and a second element of the electroacoustic pair is constructed and arranged to only receive acoustic pulses. Each electroacoustic pair share a common connection line which branches off into a transmit branch connected to the first element and a receive branch connected to the second element.11-04-2010

Patent applications by Marino Cerofolini, Subbiano (ar) IT

Marino Cerofolini, Subbiano IT

Patent application numberDescriptionPublished
20100145196ULTRASOUND IMAGING METHOD COMBINED WITH THE PRESENCE OF CONTRAST MEDIA IN THE BODY UNDER EXAMINATION - An ultrasound imaging method for use in the presence of contrast agents is disclosed in which acoustic waves are transmitted at a fundamental transmission frequency and are focused on at least one scan line. Acoustic beams reflected from the body under examination and the contrast agents are separated into harmonic and subharmonic components along with the fundamental frequency component. The amplitudes of these components compared to determine whether the reflecting material is either body tissue or the contrast agent.06-10-2010
20100222683 ULTRASOUND PROBE, PARTICULARLY FOR DIAGNOSTIC IMAGING - An ultrasound probe particularly for diagnostic purposes includes a first array of ultrasound transducers that generate ultrasound waves by electric excitation and transforming ultrasound waves impinging on them into electric signals. Each transducer is provided with contact electrodes which are connected respectively to a ground potential and to electric signals feeding lines. The first array of transducers includes emitting transducers and is intended only for generating and transmitting ultrasound waves, while a second array of transducers is provided over the first array of emitting transducer and includes receiving transducers for generating the electric receipt signals. The second array of transducers is formed of a material having piezoelectric behavior.09-02-2010

Patent applications by Marino Cerofolini, Subbiano IT