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    • 6. 发明授权
    • Position tracking sensor of optical mouse and method of controlling the same
    • 光电鼠标位置跟踪传感器及其控制方法
    • US07612764B2
    • 2009-11-03
    • US10991836
    • 2004-11-18
    • Woo-Seok Lee
    • Woo-Seok Lee
    • G09G5/08
    • G06F3/0317G06F1/3215
    • Disclosure is a position tracking sensor of an optical mouse and method of controlling the same. The position tracking sensor comprises an image sensor for receiving light inputted from exterior of the optical mouse to detect an image and outputting image information on the detected image, and a controller for determining whether the optical mouse is spaced apart from a worktable using the image information and turning off a light source when it is determined that the optical mouse is spaced apart from the worktable. Thus, it is possible not only to prevent malfunction of the optical mouse resulting from the image detected by external light when the optical mouse is spaced apart from the worktable, but also to prevent the light source from being unnecessarily turned on and the resulting undesired consumption of electrical power.
    • 公开的是光电鼠标的位置跟踪传感器及其控制方法。 位置跟踪传感器包括用于接收从光学鼠标的外部输入的光的图像传感器,以检测图像并输出关于检测到的图像的图像信息;以及控制器,用于使用图像信息确定光学鼠标是否与工作台间隔开 并且当确定光学鼠标与工作台间隔开时关闭光源。 因此,不仅可以防止当光学鼠标与工作台隔开时由外部光检测到的图像导致的光学鼠标的故障,而且还可以防止光源被不必要地打开,并且导致不期望的消耗 的电力。
    • 7. 发明申请
    • OPTICAL POSITION TRACKING DEVICE AND METHOD OF TESTING THE SAME
    • 光学位置跟踪装置及其测试方法
    • US20080123498A1
    • 2008-05-29
    • US11850766
    • 2007-09-06
    • Woo-Seok LeeBang-Won Lee
    • Woo-Seok LeeBang-Won Lee
    • G11B5/55
    • G06F11/2221G06F3/0317G06F3/03543
    • An optical position tracking device and a method of testing the same are provided. The device includes: a controller for generating at least one test operation signal in response to a command signal; a test signal generator for generating a test signal during a test operation in response to the test operation signal; a motion calculator for receiving the test signal during the test operation and performing operations in response to the test operation signal to output an output signal; and an output signal analyzer for determining whether the output signal is correct during the test operation in response to the test operation signal to output a result signal. Thus, the complexity of the method of testing the optical position tracking device can be markedly reduced and it is unnecessary to employ a high-performance test apparatus. Further, the time taken to test the optical position tracking device can be shortened by simplifying and optimizing test circumstances, and a test can be performed by connecting the optical position tracking device with a typical system, such as a personal computer (PC), instead of exclusively employing a test apparatus.
    • 提供了一种光学位置跟踪装置及其测试方法。 该装置包括:控制器,用于响应于命令信号产生至少一个测试操作信号; 测试信号发生器,用于在测试操作期间响应于测试操作信号产生测试信号; 运动计算器,用于在测试操作期间接收测试信号,并响应于测试操作信号执行操作以输出输出信号; 以及输出信号分析器,用于在测试操作期间响应于测试操作信号确定输出信号是否正确以输出结果信号。 因此,可以显着降低测试光学位置跟踪装置的方法的复杂性,并且不需要使用高性能测试装置。 此外,通过简化和优化测试环境,可以缩短测试光学位置跟踪装置所需的时间,并且可以通过将光学位置跟踪装置与诸如个人计算机(PC)的典型系统连接来进行测试 专门采用测试设备。
    • 9. 发明申请
    • Optical navigation device and method of operating the same
    • 光学导航装置及其操作方法
    • US20070132734A1
    • 2007-06-14
    • US11520402
    • 2006-09-13
    • Jong-Taek KwakBang-Won LeeYoung-Ho ShinWoo-Seok Lee
    • Jong-Taek KwakBang-Won LeeYoung-Ho ShinWoo-Seok Lee
    • G09G5/08
    • G06F1/3259G06F1/3215Y02D10/155
    • Provided is an optical navigation device and a method of operating the same. The optical navigation device includes: a light source for irradiating light; an image sensor for collecting incident light to obtain an image; and a controller for performing a calculation mode that obtains an image when the light source is ON to calculate a movement value and determines whether the optical navigation device is moved on the basis of the movement value, a sleeping mode that turns OFF the light source and stops an operation of the image sensor, and a detection mode that obtains the image when the light source is ON and an image when the light source is OFF and then compares characteristics of the images to determine whether the optical navigation device is separated from the work surface, wherein the controller performs the calculation mode when the optical navigation device is moved and not separated from the work surface, performs the sleeping mode when not moved and separated from the work surface, and periodically performs the detection mode. Therefore, it is possible to precisely detect whether the optical navigation device is spaced apart from a work surface to prevent malfunction and unnecessary power consumption of the optical navigation device due to separation from the work surface.
    • 提供了一种光学导航装置及其操作方法。 光学导航装置包括:用于照射光的光源; 用于收集入射光以获得图像的图像传感器; 以及控制器,用于执行计算模式,所述计算模式在光源接通时获得图像以计算移动值,并且基于移动值确定光学导航装置是否移动,关闭光源的睡眠模式,以及 停止图像传感器的操作,以及当光源接通时获得图像的检测模式和当光源关闭时的图像,然后比较图像的特性,以确定光学导航装置是否与工作分离 表面,其中当光学导航装置移动而不与工作表面分离时,控制器执行计算模式,当不从工作表面移动和分离时执行睡眠模式,并且周期性地执行检测模式。 因此,可以精确地检测光学导航装置是否与工作表面间隔开,以防止由于与工作表面的分离导致的光学导航装置的故障和不必要的电力消耗。
    • 10. 发明申请
    • Position tracking sensor of optical mouse and method of controlling the same
    • 光电鼠标位置跟踪传感器及其控制方法
    • US20050264534A1
    • 2005-12-01
    • US10991836
    • 2004-11-18
    • Woo-Seok Lee
    • Woo-Seok Lee
    • G06F1/32G06F3/03G09G5/08
    • G06F3/0317G06F1/3215
    • Disclosure is a position tracking sensor of an optical mouse and method of controlling the same. The position tracking sensor comprises an image sensor for receiving light inputted from exterior of the optical mouse to detect an image and outputting image information on the detected image, and a controller for determining whether the optical mouse is spaced apart from a worktable using the image information and turning off a light source when it is determined that the optical mouse is spaced apart from the worktable. Thus, it is possible not only to prevent malfunction of the optical mouse resulting from the image detected by external light when the optical mouse is spaced apart from the worktable, but also to prevent the light source from being unnecessarily turned on and the resulting undesired consumption of electrical power.
    • 公开的是光电鼠标的位置跟踪传感器及其控制方法。 位置跟踪传感器包括用于接收从光学鼠标的外部输入的光的图像传感器,以检测图像并输出关于检测到的图像的图像信息;以及控制器,用于使用图像信息确定光学鼠标是否与工作台间隔开 并且当确定光学鼠标与工作台间隔开时关闭光源。 因此,不仅可以防止当光学鼠标与工作台隔开时由外部光检测到的图像导致的光学鼠标的故障,而且还可以防止光源被不必要地打开,并且导致不期望的消耗 的电力。