Abstract: Disclosed herein is a method executed by a device that is configured to be able to detect a pointed position of a stylus on an operation plane being superimposed on a displaying part. The method includes receiving feedback information relating to a display position of a predetermined pattern on the displaying part from a host processor, updating at least some of plural position calibration values stored in a correction table that stores therein the position calibration value for each of plural positions arranged on the operation plane, on a basis of the received feedback information, detecting a tentative pointed position of the stylus, reading the position calibration value that corresponds to the tentative pointed position from the correction table and deriving an output position by correcting the tentative pointed position on a basis of the position calibration value, and reporting the output position to the host processor.

Abstract: An information processing device includes a storage storing handwritten data generated according to handwritten input to a sheet-like recording medium, in a first file corresponding to a first page and a second file corresponding to a second page, and a controller which determines whether or not to couple (combine) the first and second files based on a first identification result identifying a region of the first page in which the handwritten data has been written or a region of the first page in which the handwritten data has not been written and a second identification result identifying a region of the second page in which the handwritten data has been written or a region of the second page in which the handwritten data has not been written. In response to a determination to couple the first and second files, the controller controls coupling of the first and second files.

Abstract: A position detection sensor allows for providing, on a back side of the position detection sensor, a component that needs to be accessed from a front side thereof. The position detection sensor includes a plurality of position detection electrodes arranged on an insulating substrate, wherein a region provided with the plurality of position detection electrodes forms an effective detection region for detecting an indicated position of a position indicator. A through hole in a predetermined shape is formed in the insulating substrate in the effective detection region. The position detection electrodes are arranged to bypass the through hole along the shape of the through hole at an area intersecting the through hole.

Abstract: A pen state detection circuit that is connected to a touch sensor of a capacitance type and adapted to detect a state of an electronic pen in accordance with an output signal from the touch sensor. The touch sensor includes sensor electrodes disposed in a planar manner, and the electronic pen includes a first electrode and a second electrode. The pen state detection circuit includes a processor configured to sequentially and repeatedly: acquire first and second coordinate values in a sensor coordinate system, the coordinate system being defined on a detection surface of the touch sensor, the first coordinate values indicating a projected position of the first electrode, the second coordinate values indicating a projected position of the second electrode; calculate an inclination value indicative of an inclination of the electronic pen from the acquired first and second coordinate values in accordance with calculation rules; and output the inclination value.

Abstract: An electronic pen cartridge is mounted on a mounting part disposed in a pen-shaped casing. The electronic pen cartridge includes an electronic pen main unit and a mounting adapter. The electronic pen main unit includes a first coupling part configured to connect the mounting adapter to the electronic pen main unit in an axial center direction. The mounting adapter includes a second coupling part connected to the first coupling part of the electronic pen main unit, a third coupling part connected to the mounting part of the casing, and an elastic component that causes an elastic force to act between the mounting adapter and the electronic pen main unit in a connected state in which the second coupling part is connected to the first coupling part of the electronic pen main unit.

Abstract: An electronic pen includes a casing, an opening portion formed on one side of the casing, a core body that projects outside of the casing through the opening portion, a pen module part, and a core body insertion member disposed in the casing and having a hollow space that houses the core body. The hollow space includes a hollow portion between an inner circumferential surface of the core body insertion member and an outer circumferential surface of the core body when the core body insertion member houses the core body, the hollow portion communicating, via the opening portion, with a first space external to the electronic pen. The hollow portion is separated from a second space in which the pen module part is disposed within the casing.

Abstract: Provided is an electronic pen with a cylindrical housing including an opening at an end portion of the housing on a pen tip side of the housing, a cylindrical member disposed in the housing and fixed to the housing at a part on the pen tip side of the housing, and a core body formed in a rod shape by a material containing a pigment, the core body including a body portion inserted into the cylindrical member through the opening of the housing and a pull-out portion configured to enable the core body to be pulled out of the housing. A diameter of the body portion of the core body inserted into the cylindrical member is larger than a difference between an outer diameter of the cylindrical member and an inner diameter of the cylindrical member.

Abstract: Disclosed herein is an electronic pen including a cylindrical casing, a first circuit assembly housed in the cylindrical casing, a second circuit assembly housed in the cylindrical casing, and a cable connected to the first circuit assembly and extending from the first circuit assembly toward the second circuit assembly. The cable includes a portion that is bent and folded back toward the first circuit assembly over the second circuit assembly and connected to the second circuit assembly. The portion of the cable that is bent and folded is housed in a housing space between the second circuit assembly and the casing when the first circuit assembly and the second circuit assembly are housed at a fixed position in the cylindrical casing.

Abstract: A coordinate input device including a coordinate sensor and a wireless communication circuit that wirelessly transmits coordinate data, etc. to an external electronic device is realized without affecting coordinate detection by the coordinate sensor and without impeding downsizing of the coordinate input device. A shield sheet (1C) is provided to cover the whole of a surface (back surface) of a sensor (1B) opposite to a sensor input surface (front surface) facing an electronic pen. A controller (200) that controls transmission of the coordinate data detected by the sensor (1B) to the external electronic device is disposed facing the sensor (1B) with the shield sheet (1C) disposed between the sensor and the controller, and a transmission antenna connected with the controller (200) is arranged outside a region covered with the shield sheet (1C).

Abstract: An artwork transaction method, an artwork transaction apparatus, and a program therefor are provided, which allow for secure transaction of artwork on a network using computers. The artwork transaction method includes using a computer to receive the artwork and biometric signature data. The artwork transaction method includes using the computer to issue, to a contract account on a blockchain network, an exhibition transaction that includes information used for identifying the artwork and includes the biometric signature data.

Abstract: Disclosed is an electronic pen including a casing having openings, a coil, a magnetic core having the coil wound therearound, and having a through hole extending in an axial direction of the electronic pen, a capacitor that forms a resonant circuit together with the coil, and a core body inserted through the through hole of the magnetic core. The electronic pen exchanges a signal having a frequency corresponding to a resonance frequency of the resonant circuit with a position detection sensor through electromagnetic inductive coupling. The core body includes a pen point portion and a tail portion forming magnetic poles on opposite sides, the pen point portion protruding outwardly from one of the openings of the casing of the electronic pen and being located away from an end of the magnetic core on a pen-point side in the axial direction of the electronic pen.

Abstract: Disclosed herein is an information input/output system including an indication operation device, and an information processing device including a sensor. The indication operation device includes a first electrode, a second electrode, a signal generation circuit which generates a signal to be transmitted to the information processing device, a first transmission circuit which transmits the signal from the signal generation circuit to the sensor of the information processing device through the first electrode or the second electrode, a reception circuit which receives information from the information processing device through the first electrode or the second electrode, an information storage device which stores the information received by the reception circuit, and a transmitter which transmits the information stored in the information storage device to an outside of the indication operation device.

Abstract: A touch controller includes a processor and a memory coupled to the processor. The memory stores instructions that, when executed by the processor, cause the touch controller to: operate in an uplink power saving mode in which an uplink signal is transmitted with reduced power in response to reception of a suspend order from a host computer, and operate in a normal mode in which the uplink signal is transmitted with normal power in response to detection of a predetermined trigger during operation in the uplink power saving mode.

Abstract: An electronic pen cartridge is replaceable with a refill of a stationery ballpoint pen such that the stationery ballpoint pen housing can be reused as the electronic pen housing. The electronic pen cartridge is of a capacitance type and includes a pen tip which is projectable from an opening on one side in an axial direction of the pen housing. Inside the tubular cartridge housing are an electronic circuit including a signal transmission circuit configured to generate a signal to be supplied to a position detection sensor, and a rechargeable power storage device configured to supply a power supply voltage to the electronic circuit. A coil is wound around a rear end portion of the cartridge housing on a side of the cartridge housing opposite from the pen tip side. The power storage device is charged by a current induced in the coil based on an externally supplied magnetic field.

Abstract: A touch pad is configured to receive input operations using objects including a finger and a stylus. The touch pad includes a touch screen including a touch detection surface that serves as a button and as a position detection region for detecting positions of the objects. The touch pad includes an integrated circuit having an object detection function of detecting the positions of the objects on the touch detection surface and a button function of detecting a press state of the button based on a force applied to the touch detection surface. The touch pad includes a button function stop unit configured to cause, according to an operation state of the stylus or according to a setting related to an input operation of the stylus, the integrated circuit to stop outputting a button press state value indicative of the press state detected by the button function.

Abstract: A stylus includes a pen-tip; a sensor; and a processor operable to: operate in a lower-power mode and a higher-power mode; detect, with the sensor, a defined frequency or a defined range of frequencies indicating shaking of the stylus; and transition from the lower-power mode to the higher-power mode in response to the detection of the defined frequency or the defined range of frequencies. The processor is prevented from transitioning from the lower-power mode to the higher-power mode in response to detection of a frequency other than the defined frequency and a range of frequencies other than the defined range of frequencies. The processor, in response to a relative motion between the stylus and a device in communication with the stylus, process both a device signal representative of the relative motion and a stylus signal representative of the detection of the defined frequency or the defined range of frequencies.

Abstract: A position detection device includes a first sensor electrode and a second sensor electrode adjacent to the first sensor electrode, first and second connection wires connected to the first and second sensor electrodes, respectively, a sensor controller connected to the connection wires, and a first extension line; and a second extension line. Some of the plurality of connection wires, including the first connection wire, extend at regular intervals in a first region. The connection wires, including the second connection wire, are arranged to extend at regular intervals in a second region different from the first region. The first extension line extends along the second connection wire in the second region and is electrically connected to the first sensor electrode. The second extension line extends along the first connection wire in the first region and is electrically connected to the second sensor electrode.

Abstract: A terminal device uploads data to a storage device. The terminal device includes a processor and a memory storing instructions that cause the device to determine whether data to be uploaded is a file or a partial dataset being used by an application, determine whether one or more data objects created in a given format is included in the data to be uploaded determined to be the partial dataset, generate image data and a shared byte string from the data to be uploaded if the data objects created in the given format are included in the data to be uploaded, send the data to be uploaded to the storage device as shared data if the data to be uploaded is the file, and send the image data and the shared byte string to the storage device as the shared data if the data to be uploaded is the partial dataset.