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    • 3. 发明授权
    • Process independent temperature sensor based on oscillator
    • 基于振荡器的独立温度传感器
    • US09068896B2
    • 2015-06-30
    • US13620594
    • 2012-09-14
    • Seok Ju YunYoung-deuk JeonTae Moon RohJong-Kee KwonWoo Seok YangJongdae Kim
    • Seok Ju YunYoung-deuk JeonTae Moon RohJong-Kee KwonWoo Seok YangJongdae Kim
    • G01K11/00G01K7/32
    • G01K7/32
    • The inventive concept discloses a new temperature sensor structure based on oscillator which is insensitive to a process change and improves an error rate of temperature output. The temperature sensor based on oscillator compares an oscillator circuit structure insensitive to a temperature change with an oscillator circuit structure having a frequency change in proportion to a temperature change to output a relative difference between the two oscillator circuit structures and thereby it is compensated itself. In the temperature sensor based on oscillator, a problem of performance reduction due to an external environment and a process deviation of temperature sensor is improved and an output distortion and temperature nonlinearity are effectively improved. Thus, since the temperature sensor based on oscillator has a structure of high performance, low power and low cost, it can be variously used in a detection equipment of temperature environment.
    • 本发明的概念公开了一种基于振荡器的新型温度传感器结构,其对过程变化不敏感并且提高了温度输出的误差率。 基于振荡器的温度传感器将对温度变化不敏感的振荡器电路结构与具有与温度变化成比例的频率变化的振荡器电路结构进行比较,以输出两个振荡器电路结构之间的相对差,由此自身进行补偿。 在基于振荡器的温度传感器中,提高了由于外部环境导致的性能降低和温度传感器的工艺偏差的问题,并且有效地提高了输出失真和温度非线性。 因此,由于基于振荡器的温度传感器具有高性能,低功率和低成本的结构,因此可以被多种用于温度环境的检测设备中。
    • 5. 发明授权
    • Direct memory access controller and operating method thereof
    • 直接存储器存取控制器及其操作方法
    • US08799529B2
    • 2014-08-05
    • US13243470
    • 2011-09-23
    • Ik Jae ChunChun-Gi LyuhJung Hee SukSanghun YoonTae Moon Roh
    • Ik Jae ChunChun-Gi LyuhJung Hee SukSanghun YoonTae Moon Roh
    • G06F13/28
    • G06F13/28
    • Disclosed is an operating method of a direct memory access (DMA) controller having first and second DMA channels. The operating method includes iteratively performing a DMA transfer operation of the first DMA channel based upon loop information and transfer information of the first DMA channel; iteratively performing a DMA transfer operation of the second DMA channel based upon loop information and transfer information of the second DMA channel; reconfiguring the transfer and loop information of the first and second DMA channels; and again performing the iteratively performing a DMA transfer operation of the first DMA channel and the iteratively performing a DMA transfer operation of the first DMA channel based upon the reconfigured transfer and loop information of the first and second DMA channels.
    • 公开了具有第一和第二DMA通道的直接存储器访问(DMA)控制器的操作方法。 操作方法包括:基于第一DMA通道的循环信息和传送信息来迭代地执行第一DMA通道的DMA传送操作; 基于所述第二DMA通道的循环信息和传送信息迭代地执行所述第二DMA通道的DMA传送操作; 重新配置第一和第二DMA通道的传送和循环信息; 并且基于第一和第二DMA通道的重新配置的传输和循环信息,再次执行迭代地执行第一DMA通道的DMA传送操作和迭代地执行第一DMA通道的DMA传送操作。
    • 6. 发明授权
    • Image matching devices and image matching methods thereof
    • 图像匹配装置及其图像匹配方法
    • US08693785B2
    • 2014-04-08
    • US13211912
    • 2011-08-17
    • Jung Hee SukSanghun YoonChun-Gi LyuhIk Jae ChunTae Moon Roh
    • Jung Hee SukSanghun YoonChun-Gi LyuhIk Jae ChunTae Moon Roh
    • G06K9/46
    • G06K9/46G06K9/4671G06K9/6206G06K9/64
    • Provided is an image matching method of matching at least two images. The image matching method extracts feature points of a reference image and feature points of a target image, changes a feature point, selected from among the feature points of the reference image, to a reference point in the target image, sets a matching candidate region on the basis of the reference point, in the target image, and performs a similarity operation between the selected feature point in the reference image and a plurality of feature points included in the matching candidate region among the feature points of the target image. The image matching method decreases the number of similarity operations performed in the image matching operation, thereby guaranteeing a high-speed operation.
    • 提供了一种匹配至少两个图像的图像匹配方法。 图像匹配方法提取参考图像的特征点和目标图像的特征点,将从参考图像的特征点中选择的特征点改变为目标图像中的参考点,将匹配的候选区域设置在 在目标图像中的参考点的基础,并且执行参考图像中的所选特征点与目标图像的特征点中的匹配候选区域中包括的多个特征点之间的相似度操作。 图像匹配方法减少了在图像匹配操作中执行的相似度操作的数量,从而保证了高速操作。
    • 10. 发明申请
    • ANALOG-DIGITAL CONVERTER AND CONVERTING METHOD USING CLOCK DELAY
    • 模拟数字转换器和使用时钟延迟的转换方法
    • US20130057424A1
    • 2013-03-07
    • US13593301
    • 2012-08-23
    • Young-deuk JEONWoo Seok YANGTae Moon ROHJong-Kee KWONJongdae KIM
    • Young-deuk JEONWoo Seok YANGTae Moon ROHJong-Kee KWONJongdae KIM
    • H03M1/34H03M1/12
    • H03M1/462
    • The present inventive concept relates to an analog-digital converter. The analog-digital converter includes a clock generating unit generating a clock signal; a clock delay adjusting unit outputting one of a first clock signal to a Kth clock signal according to a control signal; a capacitive digital-analog converting unit outputting a difference between the analog signal and a reference signal; a comparison unit judging whether an output of the capacitive digital-analog converting unit is 0, a positive number, or a negative number, in response to an output of the clock delay adjusting unit; and an SAR logic unit transferring an output of the comparison unit to the capacitive digital-analog converting unit in response to an output of the clock delay adjusting unit and performing a successive approximation operation to output the N-bit digital signal.
    • 本发明构思涉及一种模数转换器。 模拟数字转换器包括产生时钟信号的时钟产生单元; 时钟延迟调整单元,根据控制信号将第一时钟信号中的一个输出到第K个时钟信号; 输出模拟信号和参考信号之间的差的电容数字 - 模拟转换单元; 比较单元,响应于时钟延迟调整单元的输出,判定电容数字 - 模拟转换单元的输出是0,正数还是负数; 以及SAR逻辑单元,响应于时钟延迟调整单元的输出,将比较单元的输出传送到电容数字 - 模拟转换单元,并执行逐次逼近操作以输出N位数字信号。