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公开(公告)号：US09323985B2
公开(公告)日：2016-04-26
申请号：US13967314
申请日：2013-08-14
Applicant: Microchip Technology Incorporated
Inventor： Axel Heim , Eugen Roth , Roland Aubauer
IPC: G10L21/06 , G06K9/00 , G06F3/01 , G06F3/0488
CPC classification number: G06K9/00335 , G06F3/017 , G06F3/04883
Abstract: A method for gesture recognition including detecting one or more gesture-related signals using the associated plurality of detection sensors; and evaluating a gesture detected from the one or more gesture-related signals using an automatic recognition technique to determine if the gesture corresponds to one of a predetermined set of gestures.
Abstract translation: 一种用于手势识别的方法，包括使用所述相关联的多个检测传感器检测一个或多个手势相关信号; 以及使用自动识别技术评估从所述一个或多个手势相关信号检测到的手势，以确定所述手势是否对应于预定的一组姿势。
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12.发明申请公开(公告)号：US20140049266A1
公开(公告)日：2014-02-20
申请号：US13967324
申请日：2013-08-14
Applicant: Microchip Technology Incorporated
Inventor： Axel Heim , Martin Hoch
IPC: G01R35/00
CPC classification number: G01R35/005 , G01D5/24 , G01R27/2605 , G06F3/044 , H03K17/962 , H03K2217/9607
Abstract: A capacitive sensor includes a transmit electrode configured to provide an alternating electric field to a sensor; one or more receive electrodes for detecting variations in the alternating electric field; and an adaptive frequency adjustment unit configured to adjust an operating frequency of the alternating electric field responsive to detection of a noise measure, such as noise power.
Abstract translation: 电容传感器包括配置成向传感器提供交变电场的发射电极; 用于检测交变电场的变化的一个或多个接收电极; 以及自适应频率调整单元，被配置为响应于诸如噪声功率的噪声测量的检测来调整交变电场的操作频率。
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13.发明申请公开(公告)号：US20170269741A1
公开(公告)日：2017-09-21
申请号：US15613450
申请日：2017-06-05
Applicant: Microchip Technology Incorporated
Inventor： Lionel Portmann , Axel Heim , Andreas Dorfner , Claus Kaltner
CPC classification number: G06F3/047 , G06F3/044 , G06F2203/04103 , H03K17/962 , H03K2217/94094 , H03K2217/96023 , H03K2217/960765
Abstract: An input device has one or more electrodes configured for capacitive sensing, an electronic circuit, one or more conductive feed line(s) connecting the one or more electrode(s) with the electronic circuit, wherein the device is configured to increase or decrease a signal received from at least one of the electrodes through an associated feed line in function of at least one other signal from another electrode.
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14.发明授权公开(公告)号：US09279874B2
公开(公告)日：2016-03-08
申请号：US13967324
申请日：2013-08-14
Applicant: Microchip Technology Incorporated
Inventor： Axel Heim , Martin Hoch
CPC classification number: G01R35/005 , G01D5/24 , G01R27/2605 , G06F3/044 , H03K17/962 , H03K2217/9607
Abstract: A capacitive sensor includes a transmit electrode configured to provide an alternating electric field to a sensor; one or more receive electrodes for detecting variations in the alternating electric field; and an adaptive frequency adjustment unit configured to adjust an operating frequency of the alternating electric field responsive to detection of a noise measure, such as noise power.
Abstract translation: 电容传感器包括配置成向传感器提供交变电场的发射电极; 用于检测交变电场的变化的一个或多个接收电极; 以及自适应频率调整单元，被配置为响应于诸如噪声功率的噪声测量的检测来调整交变电场的操作频率。
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公开(公告)号：US20160011692A1
公开(公告)日：2016-01-14
申请号：US14793525
申请日：2015-07-07
Applicant: Microchip Technology Incorporated
Inventor： Axel Heim , Andreas Dorfner , Roland Aubauer
CPC classification number: G06F3/044 , G06F3/017 , G06F3/0416 , G06F2203/04101 , G06F2203/04106 , G06F2203/04108 , G06F2203/04112
Abstract: A system has a gesture detection device with a plurality of input channels and an output channel which uses an alternating electric near field generated through at least one transmission electrode coupled with the output channel, wherein some of the input channels are coupled with receiving electrodes of the gesture detection device. The system further has a plurality of touch electrodes, wherein the touch electrodes are coupled with one of the input channels by multiplexing.
Abstract translation: 系统具有具有多个输入通道的手势检测装置和使用通过与输出通道耦合的至少一个传输电极产生的交流电近场的输出通道，其中一些输入通道与接收电极 手势检测装置 该系统还具有多个触摸电极，其中触摸电极通过复用与一个输入通道耦合。
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Patent Agency Ranking
公开(公告)号：US20150022490A1
公开(公告)日：2015-01-22
申请号：US14328265
申请日：2014-07-10
Applicant: Microchip Technology Incorporated
Inventor： Axel Heim
CPC classification number: G06F3/017 , G06F3/044 , G06F3/045 , G06F3/04883 , G06F2203/04101 , G06F2203/04108
Abstract: A method for state tracking based gesture recognition engine for a sensor system has the steps of: defining a plurality of sequential states of a finite-state machine, determining a Sequence Progress Level (SPL) for each state, mapping a state probability distribution to a (single) SPL on run-time, and utilizing the mapped SPL estimate as an output value of the sensor system.
Abstract translation: 一种用于传感器系统的基于状态跟踪的手势识别引擎的方法具有以下步骤：定义有限状态机的多个顺序状态，确定每个状态的序列进度水平（SPL），将状态概率分布映射到 （单个）SPL，并利用映射的SPL估计作为传感器系统的输出值。
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公开(公告)号：US20240353946A1
公开(公告)日：2024-10-24
申请号：US18429684
申请日：2024-02-01
Applicant: Microchip Technology Incorporated
Inventor： Axel Heim
CPC classification number: G06F3/0416 , G06F3/0446
Abstract: Systems having a capacitive touch sensing system with transmit and receive electrodes positioned to have mutual capacitances at node intersections that deviate when a node is touched; a processor; and a machine readable storage medium with instructions to: assign complete code words to transmit electrodes; identify a subset of transmit electrodes based on a prior touch position estimate; generate a transmit signal for the transmit electrodes; receive a first portion of a receive signal for receive electrodes indicative of capacitances; decode the first portion of the receive signal of receive electrodes using the first portions of the code words; and compute touch position estimates for the subset of transmit electrodes based on the decoded first portions of the receive signals.
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18.发明授权公开(公告)号：US11916582B2
公开(公告)日：2024-02-27
申请号：US17198860
申请日：2021-03-11
Applicant: Microchip Technology Incorporated
Inventor： Axel Heim
CPC classification number: H04B1/1027 , G06F3/04162 , G06F3/04182
Abstract: Systems and methods of determining a noise-robust acquisition configuration for a sensor or communication system are disclosed. An exemplary method comprises a noise scan with: obtaining a sensor receive signal from the sensor system; determining a digital receive signal from the sensor receive signal by A/D conversion of the sensor receive signal at a predefined noise scan frequency; determining a plurality of decimated digital receive signals by integer decimation of the digital receive signal using two or more decimation rates that differ from each other, wherein each of the two or more decimation rates is associated with a respective candidate acquisition configuration; determining one or more noise measures for multiple of the candidate acquisition configurations using one or more of the plurality of decimated digital receive signals; and using the one or more noise measures, determining the acquisition configuration for operation of the sensor system from the candidate acquisition configurations.
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公开(公告)号：US10459623B2
公开(公告)日：2019-10-29
申请号：US14599086
申请日：2015-01-16
Applicant: Microchip Technology Incorporated
Inventor： Martin Hoch , Axel Heim
IPC: G06F3/0488 , G06F3/044 , G06F3/041
Abstract: A system has a two-dimensional (2D) touch detection system operable to be activated and de-activated and an additional sensor operable in communication with the 2D touch detection system. The additional sensor is capable to determine whether a touch event has occurred or is about to occur and to activate the 2D touch detection system if a touch event has occurred or is about to occur.
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公开(公告)号：US10345985B2
公开(公告)日：2019-07-09
申请号：US15613450
申请日：2017-06-05
Applicant: Microchip Technology Incorporated
Inventor： Lionel Portmann , Axel Heim , Andreas Dorfner , Claus Kaltner
Abstract: An input device has one or more electrodes configured for capacitive sensing, an electronic circuit, one or more conductive feed line(s) connecting the one or more electrode(s) with the electronic circuit, wherein the device is configured to increase or decrease a signal received from at least one of the electrodes through an associated feed line in function of at least one other signal from another electrode.
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