Abstract: Provided is an active pen including a haptic element, a pressure sensor that, in operation, detects pressure applied to a pen tip, a pen tip electrode provided on the pen tip, a communication device that, in operation, performs wireless communication, and an integrated circuit that, in operation, transmits, from the pen tip electrode, a downlink signal including a pen pressure value indicating a magnitude of the pressure detected by the pressure sensor, in which the integrated circuit, in operation, starts vibrating the haptic element when the communication device receives a control signal that instructs starting of vibration of the haptic element, and stops the vibrating of the haptic element when the pen pressure value falls below a first predetermined value.

Abstract: Disclosed is a position detection system that includes an electronic pen and a detecting circuit configured to detect a position indicated by the electronic pen on an input surface of a touch sensor in which a plurality of sensor electrodes are arranged in a planar shape, the position detection system receives a selection of a category of a stationery to be imitated, detects a pen state representing a state of the electronic pen with respect to the input surface and an operation state representing a state of an operation of the electronic pen, and outputs, in response to an input operation performed by the electronic pen to indicate the position, an artificial sound imitating a sound occurring when the stationery is used, according to the selection of the category that is received.

Abstract: Provided is a color selecting method in an information processing device that perform signal interaction with a position indicator, the color selecting method including detecting a circular motion operation of the position indicator and selecting a hue, detecting a rectilinear motion operation of the position indicator and selecting a first one of a saturation or a lightness, detecting a displacement quantity or a displacement position based on a movement of the position indicator in a direction intersecting a direction of the rectilinear motion operation and selecting a second one of the saturation or the lightness, and selecting a color based on the hue selected according to the circular motion operation, the first one of the saturation or the lightness selected according to the rectilinear motion operation, and the second one of the saturation or the lightness selected according to the displacement quantity or the displacement position.

Abstract: Provided is a pen data storage apparatus that stores pen data including at least coordinate data regarding a position instructed and input by an electronic pen, in units of the pen data, in which each piece of the stored pen data includes function identification information that identifies a processing function for the pen data.

Abstract: An electronic pen is realized which includes a side switch that has a simple configuration and enables instruction inputs of a plurality of states to be performed easily and properly. The electronic pen has a side switch unit provided at a side surface of a pen body to be gripped by a user. The side switch unit includes a sensor unit in which capacitive sensors and pressure sensing sensors are provided as two kinds of touch sensors of different detection systems such that sensor regions (detection regions) are superimposed on each other. Thus, at least a case of performing an operation in such a manner as to act on one touch sensor and a case of performing an operation in such a manner as to act on both touch sensors simultaneously can be indicated through the side switch unit.

Abstract: A position detection device includes a position detection sensor including a position detection region corresponding to an instruction input surface for receiving an instruction input by an indicator, a position detection circuit which, in operation, detects at least a position of an instruction in the position detection region of the position detection sensor based on an interaction of the position detection sensor and the indicator, and a plurality of motion sensors. The position detection sensor includes a flexibly displaceable part that is deformable together with the instruction input surface according to an operation of a user, and the flexibly displaceable part is disposed between two of the motion sensors.

Abstract: A coordinate input processing apparatus includes a position detection apparatus and a communication circuit. The position detection apparatus includes a sensor which detects a position pointed to by an electronic pen, and circuitry which acquires pen state information regarding a state of the electronic pen held by a person. The communication circuit transmits to an emotion estimation apparatus coordinates corresponding to the position pointed to by the electronic pen and the pen state information in an emotional state estimation request, and receives from the emotion estimation apparatus the coordinates corresponding to the position pointed to by the electronic pen, the pen state information included in the emotional state estimation request, and the information regarding the distracted state of the person holding the electronic pen in an emotional state estimation response having the same format as the emotional state estimation request.

Abstract: An authentication system includes an electronic pen and an electronic apparatus. The electronic pen includes: a pickup unit in a first end portion configured to pick up color or image information of a part when the first end portion is pressed against the part; and a transmitter configured to transmit the picked-up color or image information to the electronic apparatus. The electronic apparatus includes: a receiver configured to receive the color or image information transmitted from the electronic pen; an authentication reference information storage device configured to store color or image authentication reference information; an authentication success or failure determining circuit configured to determine a success or a failure of authentication by comparing the color or image information with the color or image authentication reference information; and a control circuit configured to remove security protection of an authentication target when it is determined that the authentication succeeds.

Abstract: An electronic pen includes: a receiver that receives tag information transmitted from an electronic tag transmitter; a transmitter that transmits a position detection signal for detecting an instruction position in a sensor of a position detection apparatus to the position detection apparatus; and a control circuit that controls the transmitter to transmit the tag information to the position detection apparatus along with the position detection signal when the receiver receives the tag information. The position detection apparatus receives a signal transmitted from the electronic pen, the signal including the tag information and the position detection signal from the electronic tag transmitter, and stores information of the position instructed by the electronic pen detected by the detection circuit in a storage device in association with the tag information from the electronic pen received by the sensor.

Abstract: A coordinate input processing apparatus includes a position detection apparatus and a communication circuit. The position detection apparatus includes a sensor which detects a position pointed to by an electronic pen, and circuitry which acquires pen state information regarding a state of the electronic pen held by a person. The communication circuit transmits to an emotion estimation apparatus coordinates corresponding to the position pointed to by the electronic pen and the pen state information in an emotional state estimation request, and receives from the emotion estimation apparatus the coordinates corresponding to the position pointed to by the electronic pen, the pen state information included in the emotional state estimation request, and the information regarding the distracted state of the person holding the electronic pen in an emotional state estimation response having the same format as the emotional state estimation request.

Abstract: A position detection apparatus includes a sensor that detects a position pointed to by an electronic pen and circuitry that acquires pen state information regarding the electronic pen held by a person; a transmitter that transmits to an emotion estimation apparatus an emotional state estimation request including the acquired pen state information, the emotion estimation apparatus including a database that stores information regarding an emotional state of the person holding the electronic pen and range information regarding a range of values that may be taken by the pen state information regarding the electronic pen, the emotional state and the range information being associated with one another; and a processor that receives information corresponding to the emotional state transmitted from the emotion estimation apparatus in response to the pen state information included in the transmitted emotional state estimation request, and performs processing using the received information corresponding to the emotiona

Abstract: An electronic pen includes: a receiver that receives tag information transmitted from an electronic tag transmitter; a transmitter that transmits a position detection signal for detecting an instruction position in a sensor of a position detection apparatus to the position detection apparatus; and a control circuit that controls the transmitter to transmit the tag information to the position detection apparatus along with the position detection signal when the receiver receives the tag information. The position detection apparatus receives a signal transmitted from the electronic pen, the signal including the tag information and the position detection signal from the electronic tag transmitter, and stores information of the position instructed by the electronic pen detected by the detection circuit in a storage device in association with the tag information from the electronic pen received by the sensor.

Abstract: An electronic pen includes: a receiver that receives tag information transmitted from an electronic tag transmitter; a transmitter that transmits a position detection signal for detecting an instruction position in a sensor of a position detection apparatus to the position detection apparatus; and a control circuit that controls the transmitter to transmit the tag information to the position detection apparatus along with the position detection signal when the receiver receives the tag information. The position detection apparatus receives a signal transmitted from the electronic pen, the signal including the tag information and the position detection signal from the electronic tag transmitter, and stores information of the position instructed by the electronic pen detected by the detection circuit in a storage device in association with the tag information from the electronic pen received by the sensor.

Abstract: An authentication system includes an electronic pen and an electronic apparatus. The electronic pen includes: a pickup unit in a first end portion configured to pick up color or image information of a part when the first end portion is pressed against the part; and a transmitter configured to transmit the picked-up color or image information to the electronic apparatus. The electronic apparatus includes: a receiver configured to receive the color or image information transmitted from the electronic pen; an authentication reference information storage device configured to store color or image authentication reference information; an authentication success or failure determining circuit configured to determine a success or a failure of authentication by comparing the color or image information with the color or image authentication reference information; and a control circuit configured to remove security protection of an authentication target when it is determined that the authentication succeeds.

Abstract: A position detection apparatus includes a sensor that detects a position pointed to by an electronic pen and circuitry that acquires pen state information regarding the electronic pen held by a person; a transmitter that transmits to an emotion estimation apparatus an emotional state estimation request including the acquired pen state information, the emotion estimation apparatus including a database that stores information regarding an emotional state of the person holding the electronic pen and range information regarding a range of values that may be taken by the pen state information regarding the electronic pen, the emotional state and the range information being associated with one another; and a processor that receives information corresponding to the emotional state transmitted from the emotion estimation apparatus in response to the pen state information included in the transmitted emotional state estimation request, and performs processing using the received information corresponding to the emotiona

Abstract: An electronic pen includes: a receiver that receives tag information transmitted from an electronic tag transmitter; a transmitter that transmits a position detection signal for detecting an instruction position in a sensor of a position detection apparatus to the position detection apparatus; and a control circuit that controls the transmitter to transmit the tag information to the position detection apparatus along with the position detection signal when the receiver receives the tag information. The position detection apparatus receives a signal transmitted from the electronic pen, the signal including the tag information and the position detection signal from the electronic tag transmitter, and stores information of the position instructed by the electronic pen detected by the detection circuit in a storage device in association with the tag information from the electronic pen received by the sensor.