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公开(公告)号：US20220179450A1
公开(公告)日：2022-06-09
申请号：US17680243
申请日：2022-02-24
Applicant: PixArt Imaging Inc.
Inventor： Ming-Hung Tsai , Tse-Chung Su , Ren-Hau Gu , Tzung-Min Su
Abstract: An electronic device with a function of detecting a touch state, comprising: at least one first electrode, configured to generate a first capacitance reflecting a distance between the first electrode and an object; at least one second electrode, configured to generate a second capacitance reflecting a distance between the second electrode and the object, and wherein a first distance between the first electrode and the object is smaller than a second distance between the second electrode and the object when the electronic is in a wearing state; a capacitance calculating circuit, configured to calculate the first capacitance and the second capacitance; and a processing circuit, configured to determine if the electronic device is in the wearing state based on a capacitance difference between the first capacitance and the second capacitance. Via such structure, the touch state of the electronic device can be precisely acquired.
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公开(公告)号：US10203774B1
公开(公告)日：2019-02-12
申请号：US15655340
申请日：2017-07-20
Applicant: PIXART IMAGING INC.
Inventor： Tse-Chung Su
IPC: G06F3/0354 , G06F3/041
Abstract: A handheld device including: a body with an operating surface; a touch sensor for sensing a touch on the operating surface to output a touch signal; a displacement sensor configured with the body for sensing a displacement of the body to output a displacement signal; and a processor receiving the touch signal to respectively generate a control command and disable the touch signal for a first time duration when the displacement signal is larger than a moving threshold.
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公开(公告)号：US11526195B2
公开(公告)日：2022-12-13
申请号：US17680243
申请日：2022-02-24
Applicant: PixArt Imaging Inc.
Inventor： Ming-Hung Tsai , Tse-Chung Su , Ren-Hau Gu , Tzung-Min Su
Abstract: An electronic device with a function of detecting a touch state, comprising: at least one first electrode, configured to generate a first capacitance reflecting a distance between the first electrode and an object; at least one second electrode, configured to generate a second capacitance reflecting a distance between the second electrode and the object, and wherein a first distance between the first electrode and the object is smaller than a second distance between the second electrode and the object when the electronic is in a wearing state; a capacitance calculating circuit, configured to calculate the first capacitance and the second capacitance; and a processing circuit, configured to determine if the electronic device is in the wearing state based on a capacitance difference between the first capacitance and the second capacitance. Via such structure, the touch state of the electronic device can be precisely acquired.
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公开(公告)号：US10379638B2
公开(公告)日：2019-08-13
申请号：US14593043
申请日：2015-01-09
Applicant: PIXART IMAGING INC.
Inventor： Chi-Chieh Liao , Han-Shu Lin , Tse-Chung Su
IPC: G09G1/00 , G06F3/038 , G06F3/041 , G06F3/0354 , G06F3/02
Abstract: A method of determining an adaptive DPI curve includes the steps of: detecting, by a sensing element, an object on a touch surface and outputting a detected frame; calculating, by a processing unit, a contact range according to the detected frame; and determining a DPI curve according to the contact range.
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5.发明申请LANE DEPARTURE WARNING SYSTEM, LANE IDENTIFICATION APPARATUS AND RELATED METHOD THEREOF 有权LANE DEPARTURE警告系统，LANE识别装置及其相关方法公开(公告)号：US20140192195A1
公开(公告)日：2014-07-10
申请号：US13951483
申请日：2013-07-26
Applicant: PixArt Imaging Inc.
Inventor： Tse-Chung Su , Ming-Tsan Kao
IPC: G08G1/16
CPC classification number: G06K9/00798 , G06K9/4638 , G06K9/4661 , G06T2207/30256 , G08G1/167
Abstract: The present invention provides a lane departure warning system including an image sensing device, an identification module and a determination module. The image sensing device generates a video. The identification module identifies a plurality of lane lines of at least one lane on which a vehicle is currently driven from the video, to generate an identification result, wherein the identification result is generated based on specific borderlines of the lane lines. The determination module determines a determination strategy according to vehicle speed information, and generates a determination result according to the determination strategy and the identification result. The lane departure warning system determines whether to issue a warning according to the determination result.
Abstract translation: 本发明提供了一种车道偏离警报系统，其包括图像感测装置，识别模块和确定模块。 图像感测装置生成视频。 所述识别模块从所述视频识别车辆当前被驱动的至少一个车道的多个车道线，以生成识别结果，其中所述识别结果是基于车道线的特定边界线产生的。 确定模块根据车速信息确定确定策略，并根据确定策略和识别结果产生确定结果。 车道偏离警告系统根据确定结果确定是否发出警告。
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Patent Agency Ranking
公开(公告)号：US11016535B1
公开(公告)日：2021-05-25
申请号：US16748746
申请日：2020-01-21
Applicant: PixArt Imaging Inc.
Inventor： Ming-Hung Tsai , Tse-Chung Su , Ren-Hau Gu , Tzung-Min Su
Abstract: A wearable electronic device which can detect a wearing state, comprising: at least one first electrode, provided in a first region of the wearable electronic device; at least one second electrode, provided in a second region of the wearable electronic device; a capacitance calculating circuit, configured to calculate first capacitances generated by the first electrode and configured to calculate second capacitances generated by the second electrode, wherein the capacitance calculating circuit further calculates a capacitance difference between the first capacitance and the second capacitance; and a processing circuit, configured to determine the wearing state according to the capacitance difference. Via such structure, a wearing state, a wearing location, a wearing angle of the electronic device can be automatically detected, thus the problem caused by an improper wearing manner can be improved.
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公开(公告)号：US09785844B2
公开(公告)日：2017-10-10
申请号：US15012774
申请日：2016-02-01
Applicant: PixArt Imaging Inc.
Inventor： Tse-Chung Su
CPC classification number: G06K9/00798 , G06K9/4638 , G06K9/4661 , G06T2207/30256 , G08G1/167
Abstract: A lane identification method for identifying a lane whereon a vehicle is traveling, which includes: providing a drive video; generating an identification result of recognizing a plurality of lane lines corresponding to the line according the drive video, wherein the identification result is generated based on inside borderlines of the lane lines; and determining the lane according to the identification result.
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8.发明授权Lane departure warning system, lane identification apparatus and related method thereof 有权车道离场预警系统，车道识别装置及其相关方法公开(公告)号：US09286805B2
公开(公告)日：2016-03-15
申请号：US13951483
申请日：2013-07-26
Applicant: PixArt Imaging Inc.
Inventor： Tse-Chung Su , Ming-Tsan Kao
CPC classification number: G06K9/00798 , G06K9/4638 , G06K9/4661 , G06T2207/30256 , G08G1/167
Abstract: The present invention provides a lane departure warning system including an image sensing device, an identification module and a determination module. The image sensing device generates a video. The identification module identifies a plurality of lane lines of at least one lane on which a vehicle is currently driven from the video, to generate an identification result, wherein the identification result is generated based on specific borderlines of the lane lines. The determination module determines a determination strategy according to vehicle speed information, and generates a determination result according to the determination strategy and the identification result. The lane departure warning system determines whether to issue a warning according to the determination result.
Abstract translation: 本发明提供了一种车道偏离警报系统，其包括图像感测装置，识别模块和确定模块。 图像感测装置生成视频。 所述识别模块从所述视频识别车辆当前被驱动的至少一个车道的多个车道线，以生成识别结果，其中所述识别结果是基于车道线的特定边界线产生的。 确定模块根据车速信息确定确定策略，并根据确定策略和识别结果产生确定结果。 车道偏离警告系统根据确定结果确定是否发出警告。
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公开(公告)号：US11294428B2
公开(公告)日：2022-04-05
申请号：US17233523
申请日：2021-04-18
Applicant: PixArt Imaging Inc.
Inventor： Ming-Hung Tsai , Tse-Chung Su , Ren-Hau Gu , Tzung-Min Su
Abstract: An electronic device which can detect a touch state, comprising: a front surface for showing images; at least one first electrode, provided in a first region; at least one second electrode, provided in a second region, wherein a distance between the first region and the front surface is larger than a distance between the second region and the front surface; a capacitance calculating circuit, configured to calculate at least one first capacitance generated by the first electrode and coupled to the second electrode to calculate at least one second capacitance generated by the second electrode, wherein the capacitance calculating circuit further calculates a capacitance difference between the first capacitance and the second capacitance; and a processing circuit, configured to determine the touch state according to the capacitance difference. Via such structure, the touch state of the electronic device can be precisely acquired.
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公开(公告)号：US20210240220A1
公开(公告)日：2021-08-05
申请号：US17233523
申请日：2021-04-18
Applicant: PixArt Imaging Inc.
Inventor： Ming-Hung Tsai , Tse-Chung Su , Ren-Hau Gu , Tzung-Min Su
Abstract: An electronic device which can detect a touch state, comprising: a front surface for showing images; at least one first electrode, provided in a first region; at least one second electrode, provided in a second region, wherein a distance between the first region and the front surface is larger than a distance between the second region and the front surface; a capacitance calculating circuit, configured to calculate at least one first capacitance generated by the first electrode and coupled to the second electrode to calculate at least one second capacitance generated by the second electrode, wherein the capacitance calculating circuit further calculates a capacitance difference between the first capacitance and the second capacitance; and a processing circuit, configured to determine the touch state according to the capacitance difference. Via such structure, the touch state of the electronic device can be precisely acquired.
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