# US 2022/0035474 A1 · Information processing device and operation detection device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2022/0035474 A1 - Document ID: US20220035474A1 - Status: Published application - Kind: A1 - Application number: 17/318,854 - Filed: 2021-05-12 - Published: 2022-02-03 - Earliest claimed: 2020-07-30 - Assignees: TDK Corporation - Applicants: TDK Corporation - Inventors: Eiji SUZUKI - Web page: https://patentgrep.com/patent/US20220035474A1 ## CPC - G06F 3/0418: {for error correction or compensation, e.g. based on parallax, calibration or alignment} - G06F 3/0446: {using a grid-like structure of electrodes in at least two directions, e.g. using row and column electrodes} - G06F 3/04164: {Connections between sensors and controllers, e.g. routing lines between electrodes and connection pads} - G06F 3/0443: {using a single layer of sensing electrodes} - G06V 10/82: using neural networks - G06V 40/20: Movements or behaviour, e.g. gesture recognition (recognition of facial expressions G06V40/16) - G06F 3/044: by capacitive means - G06F 3/045: using resistive elements, e.g. a single continuous surface or two parallel surfaces put in contact - G06F 3/046: by electromagnetic means - G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N) - G06V: IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING ## Abstract An information processing device includes a transmission terminal configured to transmit an input signal and a plurality of reception terminals configured to receive information output from the transmission terminal as a signal. A signal received by one of the plurality of reception terminals is configured to be able to interact with signals received by the other reception terminals. ## Claims ### Claim 1 An information processing device comprising: a transmission terminal configured to transmit an input signal; and a plurality of reception terminals configured to receive information output from the transmission terminal as a signal, wherein a signal received by one of the plurality of reception terminals is configured to be able to interact with signals received by the other reception terminals. ### Claim 2 (depends on 1) The information processing device according to claim 1, comprising a plurality of electrodes, wherein at least one of the plurality of electrodes is the transmission terminal, wherein at least two of the plurality of electrodes are the reception terminals, wherein the transmission terminal is a drive electrode to which the signal is input, wherein the reception terminal is a detection electrode for detecting information from the drive electrode, wherein a field generated by each of the plurality of electrodes affects at least a nearby electrode and each of the plurality of electrodes interacts with at least the nearby electrode, wherein at least two of the plurality of electrodes are connected via a circuit, and wherein the circuit has at least one selected from a group consisting of a resistor, a capacitor, and a coil. ### Claim 3 (depends on 2) The information processing device according to claim 2, wherein the circuit causes a transient phenomenon, and wherein a decay time of the circuit is twice or more an interval between the signals input to the drive electrode. ### Claim 4 (depends on 2) The information processing device according to claim 2, wherein at least two of the plurality of electrodes are electrically connected via a switching element. ### Claim 5 (depends on 2) The information processing device according to claim 2, further comprising: a signal generator configured to input a signal to the drive electrode; a classifier configured to classify a signal from the detection electrode; and a feedback device configured to transmit part of the signal from the detection electrode to the classifier to the signal generator. ### Claim 6 (depends on 5) The information processing device according to claim 5, wherein the feedback device comprises a signal retention unit configured to retain a signal from the detection electrode temporarily; and a signal transmission unit configured to transmit the signal retained in the signal retention unit to the signal generator after the elapse of a predetermined period. ### Claim 7 (depends on 1) The information processing device according to claim 1, further comprising a feedback device, wherein the transmission terminal outputs waves as a signal, wherein each of the plurality of reception terminals receives waves as a signal, and wherein the feedback device feeds a signal received by a first reception terminal among the plurality of reception terminals back to the transmission terminal or any reception terminal. ### Claim 8 (depends on 7) The information processing device according to claim 7, wherein the feedback device is connected to the first reception terminal and the transmission terminal, and wherein the feedback device feeds the signal received by the first reception terminal back to the transmission terminal. ### Claim 9 (depends on 7) The information processing device according to claim 7, wherein the feedback device is connected to the first reception terminal and a second reception terminal different from the first reception terminal, and wherein the feedback device feeds the signal received by the first reception terminal back to the second reception terminal. ### Claim 10 (depends on 7) The information processing device according to claim 7, wherein the feedback device is connected to the first reception terminal, and wherein the feedback device feeds the signal received by the first reception terminal back to the first reception terminal again. ### Claim 11 (depends on 7) The information processing device according to claim 7, further comprising an external transmission terminal configured to transmit an input signal, wherein the feedback device is connected to the first reception terminal and the external transmission terminal, and wherein the feedback device feeds the signal received by the first reception terminal back to the external transmission terminal. ### Claim 12 (depends on 7) The information processing device according to claim 7, wherein the feedback device comprises a non-linear output circuit configured to perform non-linear conversion on an input signal and output the signal on which the non-linear conversion has been performed. ### Claim 13 (depends on 7) The information processing device according to claim 7, wherein the feedback device comprises a delay circuit configured to delay an input signal. ### Claim 14 (depends on 7) The information processing device according to claim 7, wherein the transmission terminal or the reception terminal connected to the feedback device includes a diaphragm and a piezoelectric substance in contact with the diaphragm, wherein the diaphragm is able to be vibrated by the waves, and wherein the piezoelectric substance is connected to the feedback device and receives an input of a fed-back signal. ### Claim 15 (depends on 7) The information processing device according to claim 7, wherein the transmission terminal or the reception terminal connected to the feedback device includes a diaphragm, a coil fixed to the diaphragm, and a magnet surrounded by the coil, wherein the diaphragm is able to be vibrated by the waves, and wherein the coil is connected to the feedback device and receives an input of a fed-back signal. ### Claim 16 (depends on 7) The information processing device according to claim 7, further comprising a reflector, wherein the reflector reflects the waves output from the transmission terminal to each of the plurality of reception terminals. ### Claim 17 (depends on 1) An operation detection device comprising: an information processing device according to claim 1; and an output device configured to output a calculation result of the information processing device externally.