Patents by Inventor Maxime LEMAITRE
Maxime LEMAITRE 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: 11963413Abstract: A liquid crystal display device includes: a substrate; a plurality of vertical organic light-emitting transistors; a data line that supplies a voltage to a gate electrode of the vertical organic light-emitting transistor; a thin-film transistor that is connected between the gate electrode of each of the vertical organic light-emitting transistors and the data line and controls supply of the voltage to the gate electrode of the vertical organic light-emitting transistor; a gate line that is connected to the gate electrode of the thin-film transistor and transmits a signal for switching the thin-film transistor; and a plurality of current supply lines that are wired in a first direction outside a formation region of the vertical organic light-emitting transistor, the current supply lines being in contact with a source electrode of the vertical organic light-emitting transistor to supply a current to the vertical organic light-emitting transistor.Type: GrantFiled: August 12, 2021Date of Patent: April 16, 2024Assignees: JSR CORPORATION, MATTRIX TECHNOLOGIES, INC.Inventors: Hiromitsu Katsui, Bo Liu, Maxime Lemaitre
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Publication number: 20240090262Abstract: Provided is a manufacturing method of a display including a vertical organic light-emitting transistor in which a wider light-emitting area is secured while manufacturing time and manufacturing cost are suppressed. In the manufacturing method of the display including the vertical organic light-emitting transistor, a gate electrode layer of the vertical organic light-emitting transistor and one of current-carrying electrode layers of a thin-film transistor connected to the gate electrode layer of the vertical organic light-emitting transistor are formed integrally in the same layer.Type: ApplicationFiled: January 31, 2022Publication date: March 14, 2024Inventors: Hiromitsu Katsui, Bo Liu, Maxime Lemaitre
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Patent number: 11915644Abstract: Various examples are provided related to compensating brightness of a display using a vertical organic light emitting transistor that suppresses variations in brightness over a long period of time and a display. In one example, a method includes applying a voltage for brightness inspection to a gate electrode of the vertical organic light emitting transistor to be corrected, measuring a current flowing through a current supply line through which the current is supplied to a source electrode of the vertical organic light emitting transistor by the application of the voltage for brightness inspection to the gate electrode of the vertical organic light emitting transistor to be corrected, and determining a corrected value of the voltage to be applied to the gate electrode of the vertical organic light emitting transistor based on a value of the current and characteristic information of the vertical organic light emitting transistor stored in the memory.Type: GrantFiled: April 23, 2020Date of Patent: February 27, 2024Assignees: MATTRIX TECHNOLOGIES, INC., JSR CORPORATIONInventors: Hiromitsu Katsui, Bo Liu, Maxime Lemaitre
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Publication number: 20230403918Abstract: The method for producing a vertical organic light-emitting transistor device includes: a step (A) in which a substrate having a main surface, on which the vertical organic light-emitting transistor device is to be formed, is prepared; a step (B) in which an organic material containing a polymer having a hydrocarbon group is applied onto the main surface of the substrate; a step (C) in which a dispersion liquid containing a dispersant and a carbon material is applied onto an organic material layer formed in the step (B); a step (D) in which a coating film formed in the step (C) is dried; and a step (E) in which after the step (D) is performed, a cleaning fluid is applied to remove the dispersant.Type: ApplicationFiled: June 9, 2022Publication date: December 14, 2023Inventors: Hiromitsu Katsui, Bo Liu, Maxime Lemaitre, Hiroyuki YASUDA
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Patent number: 11837166Abstract: Various examples are provided related to compensating brightness of a display using a vertical organic light emitting transistor that suppresses variations in brightness over a long period of time and a display. In one example, a method includes applying a voltage for brightness inspection to a gate electrode of the vertical organic light emitting transistor to be corrected, measuring a current flowing through a current supply line through which the current is supplied to a source electrode of the vertical organic light emitting transistor by the application of the voltage for brightness inspection to the gate electrode of the vertical organic light emitting transistor to be corrected, and determining a corrected value of the voltage to be applied to the gate electrode of the vertical organic light emitting transistor based on a value of the current and characteristic information of the vertical organic light emitting transistor stored in the memory.Type: GrantFiled: April 23, 2020Date of Patent: December 5, 2023Assignees: JSR CORPORATION, MATTRIX TECHNOLOGIES, INC.Inventors: Hiromitsu Katsui, Bo Liu, Maxime Lemaitre
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Publication number: 20230320149Abstract: A liquid crystal display device includes: a substrate; a plurality of vertical organic light-emitting transistors; a data line that supplies a voltage to a gate electrode of the vertical organic light-emitting transistor; a thin-film transistor that is connected between the gate electrode of each of the vertical organic light-emitting transistors and the data line and controls supply of the voltage to the gate electrode of the vertical organic light-emitting transistor; a gate line that is connected to the gate electrode of the thin-film transistor and transmits a signal for switching the thin-film transistor; and a plurality of current supply lines that are wired in a first direction outside a formation region of the vertical organic light-emitting transistor, the current supply lines being in contact with a source electrode of the vertical organic light-emitting transistor to supply a current to the vertical organic light-emitting transistor.Type: ApplicationFiled: August 12, 2021Publication date: October 5, 2023Inventors: Hiromitsu Katsui, Bo Liu, Maxime Lemaitre
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Publication number: 20230058493Abstract: A device configuration designed to mitigate display defects resulting from voltage drops in current supply lines offers a display with better display quality. The display includes: a plurality of VOLETs arranged in arrays along a first direction and a second direction; a data line supplying a voltage for controlling gate electrodes of the plurality of VOLETs; TFTs each connected between a gate electrode of each of the VOLET and the data line and controlling voltage supply to the gate electrodes of the VOLETs; a gate line connected to gate electrodes of the TFTs and transmitting a signal that controls the TFTs; a plurality of current supply lines extending along the first direction and supplying a current to each of a group of VOLETs aligned along the first direction; and an auxiliary line extending along the second direction and connecting at least two of the plurality of current supply lines.Type: ApplicationFiled: February 2, 2021Publication date: February 23, 2023Inventors: Hiromitsu Katsui, Bo Liu, Maxime Lemaitre
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Publication number: 20220215800Abstract: Provided is a method of driving a light emitting a display in which variations in image quality and brightness are suppressed despite long-term use, without adding a complicated circuit configuration. The driving a light emitting method includes a step (A) of applying a voltage based on image data to be displayed to a gate electrode of a vertical organic light emitting transistor and a step (B) of, after the step (A), applying a voltage, having a polarity opposite to that of the voltage applied to the gate electrode of the vertical organic light emitting transistor in the step (A), to the gate electrode of the vertical organic light emitting transistor based on a value of a voltage being applied to a source electrode of the vertical organic light emitting transistor.Type: ApplicationFiled: April 23, 2020Publication date: July 7, 2022Inventors: Hiromitsu KATSUI, Bo LIU, Maxime LEMAITRE
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Publication number: 20220215801Abstract: Provided is a method of compensating brightness of a display using a vertical organic light emitting transistor that suppresses variations in brightness over a long period of time and a display. This method is a method of compensating brightness of a display including a plurality of vertical organic light emitting transistors and a memory that stores characteristic information of the vertical organic light emitting transistor.Type: ApplicationFiled: April 23, 2020Publication date: July 7, 2022Inventors: Hiromitsu KATSUI, Bo LIU, Maxime LEMAITRE