Patents by Inventor Helena Pohjonen
Helena Pohjonen 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: 11296239Abstract: A MESFET transistor on a horizontal substrate surface with at least one wiring layer on the substrate surface. The transistor comprises source, drain and gate electrodes which are at least partly covered by a semiconducting channel layer. The source, drain and gate electrodes optionally comprise interface contact materials for changing the junction type between each electrode and the channel. The interface between the source electrode and the channel is an ohmic junction, the interface between the drain electrode and the channel is an ohmic junction, and the interface between the gate electrode and the channel is a Schottky junction. The substrate is a CMOS substrate.Type: GrantFiled: March 14, 2019Date of Patent: April 5, 2022Assignee: EMBERION OYInventors: Sami Kallioinen, Helena Pohjonen
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Patent number: 11272882Abstract: An electrode for a user wearable apparatus; the electrode comprising: a conductive part comprising conductive material, wherein the conductive part is configured to provide electrical connection to electronic components of the user wearable device, and an opening configured to provide an optical connection to electronic components of the user wearable apparatus through the electrode.Type: GrantFiled: April 13, 2016Date of Patent: March 15, 2022Assignee: Nokia Technologies OyInventors: Helena Pohjonen, Pekka Korpinen, Jarkko Rouvinen, Kim Blomqvist
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Publication number: 20210305984Abstract: An apparatus and method wherein the apparatus comprises; a sensor arrangement comprising a plurality of sensor cells wherein a sensor cell comprises a transistor and a sensor coupled to the transistor; first selection circuitry configured to sequence a subset of sensor cells to which a gate input signal is provided, wherein the gate input signal is provided to the gate of the transistors within the sensor cells; second selection circuitry configured to sequence a subset of sensor cells from which an output signal is received; sensing signal circuitry configured to provide a sensing signal, wherein the sensors are provided between the sensing signal circuitry and the second selection circuitry such that the output signal provides an indication of the impedance of the sensors.Type: ApplicationFiled: June 11, 2021Publication date: September 30, 2021Inventors: Markku ROUVALA, Helena POHJONEN, Vuokko LANTZ
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Patent number: 10794739Abstract: An apparatus and method, the apparatus including a plurality of sensors; readout circuitry configured to read information from each of the plurality of sensors; and wherein the apparatus has identifier information and calibration information stored with the identifier information and the apparatus is configured to be coupled to at least one other apparatus to form an array of apparatus.Type: GrantFiled: October 21, 2016Date of Patent: October 6, 2020Assignee: Nokia Technologies OyInventors: Helena Pohjonen, Sami Kallioinen, Pekka Korpinen
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Patent number: 10667770Abstract: An probe body comprising: one or more light sources; one or more light sensors; an x-ray detector configured to detect, using at least one of the one or more light sensors, light from a scintillator for converting extra-orally applied x-rays to light; and a lower energy light detector configured to detect, using at least one of the one or more light sensors, light from an object illuminated by at least one of the one or more light sources.Type: GrantFiled: February 7, 2017Date of Patent: June 2, 2020Assignee: Nokia Technologies OyInventors: Lea Myyrylainen, Katri Helena Pohjonen
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Publication number: 20190288123Abstract: A MESFET transistor on a horizontal substrate surface with at least one wiring layer on the substrate surface. The transistor comprises source, drain and gate electrodes which are at least partly covered by a semiconducting channel layer. The source, drain and gate electrodes optionally comprise interface contact materials for changing the junction type between each electrode and the channel. The interface between the source electrode and the channel is an ohmic junction, the interface between the drain electrode and the channel is an ohmic junction, and the interface between the gate electrode and the channel is a Schottky junction. The substrate is a CMOS substrate.Type: ApplicationFiled: March 14, 2019Publication date: September 19, 2019Inventors: Sami KALLIOINEN, Helena POHJONEN
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Publication number: 20190216400Abstract: An apparatus, method and computer program are provided. The apparatus includes a light source; a light sensor configured to sense light signals emitted by the light source; and an actuator configured to lift a surface of skin tissue in order to create an optical path through the skin tissue from the light source to the light sensor, for transmissive photoplethysmography.Type: ApplicationFiled: October 6, 2017Publication date: July 18, 2019Inventors: Lea MYYRYLAINEN, Helena POHJONEN
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Patent number: 10228474Abstract: An apparatus, method and a computer program are provided. The apparatus includes: an array of pixels, configured to detect radiation, provided on a flexible substrate; a conductive shape memory material coupled to the flexible substrate; and drive circuitry configured to apply a current to the conductive shape memory material in order to change a shape of the conductive shape memory material and the flexible substrate.Type: GrantFiled: July 22, 2016Date of Patent: March 12, 2019Assignee: Nokia Technologies OyInventor: Helena Pohjonen
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Publication number: 20190063966Abstract: An apparatus and method, the apparatus including a plurality of sensors; readout circuitry configured to read information from each of the plurality of sensors; and wherein the apparatus has identifier information and calibration information stored with the identifier information and the apparatus is configured to be coupled to at least one other apparatus to form an array of apparatus.Type: ApplicationFiled: October 21, 2016Publication date: February 28, 2019Applicants: BOE TECHNOLOGY GROUP CO., LTD, BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.Inventors: Helena POHJONEN, Sami KALLIOINEN, Pekka KORPINEN
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Publication number: 20180224566Abstract: An apparatus, method and a computer program are provided. The apparatus includes: an array of pixels, configured to detect radiation, provided on a flexible substrate; a conductive shape memory material coupled to the flexible substrate; and drive circuitry configured to apply a current to the conductive shape memory material in order to change a shape of the conductive shape memory material and the flexible substrate.Type: ApplicationFiled: July 22, 2016Publication date: August 9, 2018Inventor: Helena POHJONEN
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Publication number: 20180031486Abstract: An apparatus, method and system wherein the apparatus comprises: a pump comprising an attachment portion configured to enable the pump to be attached to a user's skin, wherein the pump is configured to draw analytes from the user's body into the apparatus by reducing pressure on the user's skin in an area covered by the pump; at least one detector configured to detect one or more analytes or combinations of analytes which are drawn into the apparatus; the apparatus being arranged to be coupled to a controller to enable the pressure on the user's skin to be adjusted.Type: ApplicationFiled: July 28, 2017Publication date: February 1, 2018Inventors: Lea Myyryläinen, Katri Helena Pohjonen
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Publication number: 20180020975Abstract: An electrode for a user wearable apparatus; the electrode comprising: a conductive part comprising conductive material, wherein the conductive part is configured to provide electrical connection to electronic components of the user wearable device, and an opening configured to provide an optical connection to electronic components of the user wearable apparatus through the electrode.Type: ApplicationFiled: April 13, 2016Publication date: January 25, 2018Applicant: Nokia Technologies OyInventors: Helena POHJONEN, Pekka KORPINEN, Jarkko ROUVINEN, Kim BLOMQVIST
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Publication number: 20180024688Abstract: An apparatus and method wherein the apparatus comprises;a sensor arrangement comprising a plurality of sensor cells wherein a sensor cell comprises a transistor and a sensor coupled to the transistor;first selection circuitry configured to sequence a subset of sensor cells to which a gate input signal is provided, wherein the gate input signal is provided to the gate of the transistors within the sensor cells; second selection circuitry configured to sequence a subset of sensor cells from which an output signal is received;sensing signal circuitry configured to provide a sensing signal, wherein the sensors are provided between the sensing signal circuitry and the second selection circuitry such that the output signal provides an indication of the impedance of the sensors.Type: ApplicationFiled: January 21, 2016Publication date: January 25, 2018Applicant: Nokia Technologies OyInventors: Markku ROUVALA, Helena POHJONEN, Vuokko LANTZ
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Publication number: 20170224293Abstract: An probe body comprising: one or more light sources; one or more light sensors; an x-ray detector configured to detect, using at least one of the one or more light sensors, light from a scintillator for converting extra-orally applied x-rays to light; and a lower energy light detector configured to detect, using at least one of the one or more light sensors, light from an object illuminated by at least one of the one or more light sources.Type: ApplicationFiled: February 7, 2017Publication date: August 10, 2017Inventors: Lea Myyrylainen, Katri Helena Pohjonen
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Patent number: 9583257Abstract: In some example embodiments, there may be provided an apparatus. The apparatus may include a chamber including a first cavity and a second cavity, wherein the chamber further includes a first fluid suspended in a second fluid; a first electrode adjacent to the first cavity; a second electrode adjacent to the second cavity; a third electrode configured to provide a common electrode to the first electrode and the second electrode; and at least one coil adjacent to at least one of the first cavity or the second cavity, wherein an inductance value of the coil is varied by at least applying a driving signal between the common electrode and the first electrode and/or the second electrode. Related methods, systems, and articles of manufacture are also disclosed.Type: GrantFiled: July 18, 2014Date of Patent: February 28, 2017Assignee: Nokia Technologies OyInventors: Kim Blomqvist, Pekka Korpinen, Helena Pohjonen, Markku Rouvala, Chris Bower
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Publication number: 20160020017Abstract: In some example embodiments, there may be provided an apparatus. The apparatus may include a chamber including a first cavity and a second cavity, wherein the chamber further includes a first fluid suspended in a second fluid; a first electrode adjacent to the first cavity; a second electrode adjacent to the second cavity; a third electrode configured to provide a common electrode to the first electrode and the second electrode; and at least one coil adjacent to at least one of the first cavity or the second cavity, wherein an inductance value of the coil is varied by at least applying a driving signal between the common electrode and the first electrode and/or the second electrode. Related methods, systems, and articles of manufacture are also disclosed.Type: ApplicationFiled: July 18, 2014Publication date: January 21, 2016Inventors: Kim Blomqvist, Pekka Korpinen, Helena Pohjonen, Markku Rouvala, Chris Bower
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Patent number: 8199056Abstract: An antenna arrangement including a first antenna element having one or more surfaces; and a laminate attenuator, positioned adjacent a portion of at least one surface of the first antenna element, wherein the laminate attenuator is arranged or attenuating predetermined radio frequency electromagnetic waves.Type: GrantFiled: October 13, 2005Date of Patent: June 12, 2012Assignee: Nokia CorporationInventor: Helena Pohjonen
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Patent number: 8059038Abstract: A portable radio device is shown with an outer cover (202) and a radiating antenna element (206, 207, 208, 226, 227) inside the outer cover (202). At a location corresponding to the location of the radiating antenna element (206, 207, 208, 226, 227), there is thermoplastic material (203, 215, 217, 219) the loss tangent value of which is less than 0.005. The outer cover (202) has, on the outer surface thereof and at a location corresponding to the location of the radiating antenna element (206, 207, 208, 226, 227), a coating (204, 209, 216, 218, 220) that is one of: diamond coating, diamond-like coating, diamond-based nanocomposite coating.Type: GrantFiled: March 8, 2006Date of Patent: November 15, 2011Assignee: Nokia CorporationInventor: Helena Pohjonen
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Publication number: 20090309795Abstract: An antenna arrangement comprising including a first antenna element having one or more surfaces; and a laminate attenuator, positioned adjacent a portion of at least one surface of the first antenna element, wherein the laminate attenuator is arranged or attenuating predetermined radio frequency electromagnetic waves.Type: ApplicationFiled: October 13, 2005Publication date: December 17, 2009Inventor: Helena Pohjonen
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Publication number: 20090224985Abstract: A portable radio device is shown with an outer cover (202) and a radiating antenna element (206, 207, 208, 226, 227) inside the outer cover (202). At a location corresponding to the location of the radiating antenna element (206, 207, 208, 226, 227), there is thermoplastic material (203, 215, 217, 219) the loss tangent value of which is less than 0.005. The outer cover (202) has, on the outer surface thereof and at a location corresponding to the location of the radiating antenna element (206, 207, 208, 226, 227), a coating (204, 209, 216, 218, 220) that is one of: diamond coating, diamond-like coating, diamond-based nanocomposite coating.Type: ApplicationFiled: March 8, 2006Publication date: September 10, 2009Inventor: Helena Pohjonen