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公开(公告)号：US09395847B2
公开(公告)日：2016-07-19
申请号：US14160572
申请日：2014-01-22
Applicant: PixArt Imaging Inc.
Inventor： Hsin-Chi Cheng , Yu-Chia Lin , Yu-Chieh Fu
CPC classification number: G06F3/042 , G06F3/0416 , G06F3/0428
Abstract: Disclosed is an image sensor comprising: an image sensing unit array, for sensing an object and comprising a plurality of image sensing units arranged in a sensing matrix with M rows and N columns; an image data reading circuit, for reading and outputting image data caught by at least part of the image sensing units; and a control unit, for controlling numbers and locations of the image sensing units for each row or each column, from which the image data reading circuit reads the image data; for computing a read region that is in the image sensing unit array and corresponds to the object; and for controlling the image data reading circuit to read at least part of the image data of the column or the row. The part of the column or the row, which is read, comprises the read region.
Abstract translation: 公开了一种图像传感器，包括：图像感测单元阵列，用于感测物体并且包括布置在具有M行和N列的感测矩阵中的多个图像感测单元; 图像数据读取电路，用于读取和输出由至少一部分图像感测单元捕获的图像数据; 以及控制单元，用于控制图像数据读取电路从其读取图像数据的每行或每列的图像感测单元的数量和位置; 用于计算在所述图像感测单元阵列中并对应于所述对象的读取区域; 并且用于控制图像数据读取电路以读取列或行的图像数据的至少一部分。 被读取的列或行的部分包括读取区域。
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公开(公告)号：US10581586B2
公开(公告)日：2020-03-03
申请号：US15694874
申请日：2017-09-04
Applicant: PixArt Imaging Inc.
Inventor： Chien-Lung Liao , Hsin-Chi Cheng , Shan-Jung Chang , Yi-Lun Huang
Abstract: A sensor device capable of adjusting at least one clock signal of the sensor device according to a communication between a host and an auxiliary device through a specific bus includes a first oscillator circuit and a processing circuit. The first oscillator circuit is configured for generating a first clock signal. The processing circuit is configured for calibrating a clock frequency of the first clock signal according to the communication between the host and the auxiliary device.
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公开(公告)号：US09465487B2
公开(公告)日：2016-10-11
申请号：US13895353
申请日：2013-05-15
Applicant: PixArt Imaging Inc.
Inventor： Hsin-Chi Cheng
CPC classification number: G06F3/0423
Abstract: An optical touch sensitive apparatus includes a substrate, a plurality of image capturing lens modules, a light detecting unit, and an optical path switching unit. The substrate has an operation surface. Each of the image capturing lens modules has a light input end and a light output end. The light input end is located at the edge of the substrate for capturing optical information in an objective space above the operation surface. The light output end is for outputting the optical information. The optical path switching unit is located among the light output ends and the light detecting unit for transmitting the optical information outputted from at least one of the light output ends to the light detecting unit. In addition, an image capturing apparatus is provided.
Abstract translation: 光学触敏装置包括基板，多个图像拍摄透镜模块，光检测单元和光路切换单元。 基板具有操作面。 每个摄像透镜模块具有光输入端和光输出端。 光输入端位于基板的边缘处，用于在操作表面上方的物镜空间中捕获光学信息。 光输出端用于输出光信息。 光路切换单元位于光输出端和光检测单元之间，用于将从至少一个光输出端输出的光信息发送到光检测单元。 此外，提供了一种图像捕获装置。
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公开(公告)号：US09465153B2
公开(公告)日：2016-10-11
申请号：US13753508
申请日：2013-01-29
Applicant: PixArt Imaging Inc.
Inventor： Hsin-Chi Cheng , Cho-Yi Lin
CPC classification number: G02B6/0001 , G02B6/0096 , G06F3/0428
Abstract: A linear light source module includes a mirror light guide component and a light emitting component. The mirror light guide component has a light emitting end, a surface having a mirror light reflecting layer formed thereon and a light incidence end. The light emitting component is configured for providing light to the light incidence end. The mirror light guide component is a light guide bar and is configured for converting the light from the first light emitting component into a linear light when the light emitting component is lighted, and the mirror light guide component is a mirror bar and is configured for providing a mirror function when the light emitting component is closed. An optical touch device with the linear light source module can avoid a blind zone and can be used as a dual-touch device or a multi-touch device.
Abstract translation: 线性光源模块包括镜面光导部件和发光部件。 镜面光导部件具有发光端，形成有镜面光反射层的表面和光入射端。 发光部件被配置为向光入射端提供光。 镜面光导部件是导光杆，被配置为当发光部件被点亮时将来自第一发光部件的光转换成线状光，并且镜光导部件是镜杆， 当发光组件关闭时的镜像功能。 具有线性光源模块的光学触摸装置可以避免盲区，并且可以用作双触摸设备或多点触摸设备。
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公开(公告)号：US20160209976A1
公开(公告)日：2016-07-21
申请号：US14872046
申请日：2015-09-30
Applicant: PixArt Imaging Inc.
Inventor： Hsin-Chi Cheng , Yu-Chia Lin , Chun-Sheng Lin , Jui-Te Chiu
CPC classification number: G06F3/0416 , G06F3/0421
Abstract: The present invention provides an image data sensing system comprising a controller and at least one image sensor connected in series. The controller comprises a control input port and a control output port. The controller transmits a command signal or a synchronizing signal to all image sensors via the control output port, and the image sensor transmits image data to the controller via the control input port. By this way, the number for the ports of the controller can be decreased. The present invention further provides a mechanism that the image sensor can operate at different timings if a number of the image sensor is more than one. The present invention also provides relative image sensing methods.
Abstract translation: 本发明提供一种图像数据感测系统，包括控制器和串联连接的至少一个图像传感器。 控制器包括控制输入端口和控制输出端口。 控制器通过控制输出端口向所有图像传感器发送命令信号或同步信号，图像传感器通过控制输入端口将图像数据发送到控制器。 通过这种方式，可以减少控制器端口的数量。 本发明还提供一种如果图像传感器的数量多于一个的话，图像传感器可以在不同的定时操作的机构。 本发明还提供了相对图像感测方法。
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Patent Agency Ranking
公开(公告)号：US20140300582A1
公开(公告)日：2014-10-09
申请号：US14160572
申请日：2014-01-22
Applicant: PixArt Imaging Inc.
Inventor： Hsin-Chi Cheng , Yu-Chia Lin , Yu-Chieh Fu
IPC: G06F3/042
CPC classification number: G06F3/042 , G06F3/0416 , G06F3/0428
Abstract: Disclosed is an image sensor comprising: an image sensing unit array, for sensing an object and comprising a plurality of image sensing units arranged in a sensing matrix with M rows and N columns; an image data reading circuit, for reading and outputting image data caught by at least part of the image sensing units; and a control unit, for controlling numbers and locations of the image sensing units for each row or each column, from which the image data reading circuit reads the image data; for computing a read region that is in the image sensing unit array and corresponds to the object; and for controlling the image data reading circuit to read at least part of the image data of the column or the row. The part of the column or the row, which is read, comprises the read region.
Abstract translation: 公开了一种图像传感器，包括：图像感测单元阵列，用于感测物体并且包括布置在具有M行和N列的感测矩阵中的多个图像感测单元; 图像数据读取电路，用于读取和输出由至少一部分图像感测单元捕获的图像数据; 以及控制单元，用于控制图像数据读取电路从其读取图像数据的每行或每列的图像感测单元的数量和位置; 用于计算在所述图像感测单元阵列中并对应于所述对象的读取区域; 并且用于控制图像数据读取电路以读取列或行的图像数据的至少一部分。 被读取的列或行的部分包括读取区域。
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17.发明申请POSITIONING MODULE, OPTICAL TOUCH SYSTEM AND METHOD OF CALCULATING A COORDINATE OF A TOUCH MEDIUM 有权定位模块，光学触摸系统和计算触摸中心坐标的方法公开(公告)号：US20140146019A1
公开(公告)日：2014-05-29
申请号：US14097257
申请日：2013-12-05
Applicant: PixArt Imaging Inc.
Inventor： Yu-Chia Lin , Chun-Yi Lu , Chun-Sheng Lin , Yu-Hsiang Huang , Hsin-Chi Cheng
IPC: G06F3/042
CPC classification number: G06F3/0428
Abstract: A method of calculating a coordinate of a touch medium is disclosed in the present invention. The method includes obtaining a first image to determine whether the first image overlaps a first threshold, generating a first interceptive boundary when the first image overlaps the first threshold, obtaining a second image to generate a second interceptive boundary by overlap of the second image and a second threshold, determining whether the first interceptive boundary overlaps the second interceptive boundary, and confirming a status of the touch medium according to determination.
Abstract translation: 在本发明中公开了一种计算触摸媒体坐标的方法。 该方法包括获取第一图像以确定第一图像是否与第一阈值重叠，当第一图像与第一阈值重叠时产生第一截取边界，获得第二图像以通过第二图像和第二图像的重叠生成第二截截边界 第二阈值，确定第一截取边界是否与第二截取边界重叠，以及根据确定确认触摸媒体的状态。
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18.发明授权公开(公告)号：US10551499B2
公开(公告)日：2020-02-04
申请号：US14967385
申请日：2015-12-14
Applicant: PixArt Imaging Inc.
Inventor： En-Feng Hsu , Yung-Song Hou , Hsin-Chi Cheng
Abstract: An optical detecting device capable of increasing signal-to-noise ratio (SNR) and economizing power consumption is installed on a wearable device. The optical detecting device includes a base, an optical detecting component and a light emitting module. The optical detecting component is disposed on the base and has a detecting surface normal vector. The light emitting module is disposed on the base and outputs a sampling signal to project onto an external object, and the optical detecting component can receive the sampling signal reflected from the external object. The light emitting module is slanted toward the optical detecting component, and an optical axis of spatial distribution of the sampling signal and the detecting surface normal vector are crossed to form a deviated angle.
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公开(公告)号：US09684416B2
公开(公告)日：2017-06-20
申请号：US15168226
申请日：2016-05-30
Applicant: PixArt Imaging Inc.
Inventor： Hsin-Chi Cheng
CPC classification number: G06F3/0428 , G06F3/0416 , G06F3/042
Abstract: Disclosed is an image sensor comprising: an image sensing unit array, for sensing an object and comprising a plurality of image sensing units arranged in a sensing matrix with M rows and N columns; an image data reading circuit, for reading and outputting image data caught by at least part of the image sensing units; and a control unit for controlling the image data reading circuit to read image data for a reading region in the sensing matrix. The image sensor further comprises a buffer for storing the image data. A number for the buffer rows of the buffer can be smaller than a number for the buffer columns of the buffer to reduce the buffer size.
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公开(公告)号：US20160205327A1
公开(公告)日：2016-07-14
申请号：US15073658
申请日：2016-03-18
Applicant: PixArt Imaging Inc.
Inventor： Hsin-Chi Cheng , En-Feng Hsu , Chi-Chieh Liao
IPC: H04N5/243 , H04N5/3745 , H04N5/235 , H04N5/378
CPC classification number: H04N5/243 , H04N5/2351 , H04N5/37455 , H04N5/378
Abstract: An image sensor comprising: an image sensing matrix, comprising at least one image sensing unit, for generating at least one image sensing signal according to a sensed image; an analog to digital converter, for converting the image sensing signal to a digital image sensing signal; an adjusting unit, for adjusting the digital image sensing signal to be an adjusted digital image sensing signal according to at least one adjusting parameter and the digital image sensing signal; an operational circuit, for computing at least part of brightness of the sensed image sensed by the image sensing unit according to the adjusted digital image sensing signal to generate at least one operational brightness signal; and a control unit, for adjusting the adjusting parameter, such that brightness information generated based on brightness values, which corresponds to the operational brightness signal, falls in a predetermined range.
Abstract translation: 一种图像传感器，包括：图像感测矩阵，包括至少一个图像感测单元，用于根据感测图像生成至少一个图像感测信号; 模数转换器，用于将图像感测信号转换为数字图像感测信号; 调整单元，用于根据至少一个调整参数和数字图像感测信号将数字图像感测信号调整为调整数字图像感测信号; 操作电路，用于根据经调整的数字图像感测信号计算由图像感测单元感测到的感测图像的亮度的至少一部分，以产生至少一个操作亮度信号; 以及控制单元，用于调整调整参数，使得基于与操作亮度信号相对应的亮度值生成的亮度信息落在预定范围内。
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