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1. 发明授权

US08983126B2 Method and system for detecting vehicle position by employing polarization image 有权
标题翻译：采用偏振图像检测车辆位置的方法和系统
公开(公告)号：US08983126B2
公开(公告)日：2015-03-17
申请号：US13589393
申请日：2012-08-20
申请人： Tong Liu , Zhongchao Shi , Cheng Zhong , Yuan Liu , Yi Chen
发明人： Tong Liu , Zhongchao Shi , Cheng Zhong , Yuan Liu , Yi Chen
IPC分类号： G06K9/00
CPC分类号： G06K9/00805 , G06K9/00798
摘要： Disclosed are a method and a system for detecting a vehicle position by employing a polarization image. The method comprises a step of capturing a polarization image by using a polarization camera; a step of acquiring two road shoulders in the polarization image based on a difference between a road surface and each of the two road shoulders in the polarization image, and determining a part between the two road shoulders as the road surface; a step of detecting at least one vehicle bottom from the road surface based on a significant pixel value difference between each wheel and the road surface in the polarization image; and a step of generating a vehicle position from the vehicle bottom based on a pixel value difference between a vehicle outline corresponding to the vehicle bottom and background in the polarization image.
摘要翻译：公开了一种通过采用偏振图像来检测车辆位置的方法和系统。该方法包括通过使用偏振照相机捕获偏振图像的步骤; 基于所述偏振图像中的路面与所述两个路肩中的每一个之间的差异，在所述偏振图像中获取两个路肩的步骤，以及确定所述两个路肩之间的部分作为所述路面; 基于所述偏振图像中的每个车轮与所述路面之间的有效像素值差异，从所述路面检测至少一个车辆底部的步骤; 以及基于车辆底部对应的车辆轮廓与偏振图像中的背景之间的像素值差异，从车辆底部产生车辆位置的步骤。

2. 发明授权

US08674679B2 Power saving during a connection detection 有权
标题翻译：连接检测期间省电
公开(公告)号：US08674679B2
公开(公告)日：2014-03-18
申请号：US12575498
申请日：2009-10-08
申请人： Cheng Zhong , Nam V. Dang , Hung Q. Vuong , Xiaohua Kong
发明人： Cheng Zhong , Nam V. Dang , Hung Q. Vuong , Xiaohua Kong
IPC分类号： G01R19/00
CPC分类号： G06F1/3278 , G06F1/1632 , G06F1/266 , G06F1/3203 , G06F1/3206 , G06F1/3281 , G06F11/2289 , G06F11/3041 , G06F11/3048 , G06F11/3051 , G06F11/3089 , G06F13/4022 , G06F13/4081 , Y02D10/151 , Y10T307/76
摘要： Power saving for hot plug detect (HPD) is disclosed. In a particular embodiment, a method includes detecting, at a source device that is connectable to a sink device, a connection of the source device to the sink device via a connector. The source device includes a DC voltage source and the connection is detected without consuming power from the DC voltage source.
摘要翻译：公开了热插拔检测（HPD）的省电功能。在特定实施例中，一种方法包括在可连接到宿设备的源设备处经由连接器检测源设备到宿设备的连接。源装置包括直流电压源，并且在不消耗直流电压源的电力的情况下检测连接。

3. 发明授权

US08655060B2 Night-scene light source detecting device and night-scene light source detecting method 有权
标题翻译：夜景光源检测装置和夜景光源检测方法
公开(公告)号：US08655060B2
公开(公告)日：2014-02-18
申请号：US13333492
申请日：2011-12-21
申请人： Xun Yuan , Zhongchao Shi , Cheng Zhong , Tong Liu , Gang Wang
发明人： Xun Yuan , Zhongchao Shi , Cheng Zhong , Tong Liu , Gang Wang
IPC分类号： G06K9/00
CPC分类号： G06K9/00684 , H04N5/23222 , H04N5/2351 , H04N9/735
摘要： A night-scene light source detecting device includes a pixel value obtaining unit configured to obtain a pixel value of each pixel in an input image; a night-scene-feature extraction unit provided for extracting a zone area of a mean corrected-brightness value and a high corrected-brightness value of the input image as two night-scene features based on the pixel value of each pixel in the input image; a night-scene image detection unit provided for determining whether the input image is a night-scene image or not based on the two night-scene features; a specific color detection unit provided for detecting whether each pixel belongs to specific color or not; and a night-scene light source determining unit provided for determining whether the night-scene image is picked up under irradiation by the specific light sources in a night scene or not based on the result of the specific color detection.
摘要翻译：夜景光源检测装置包括：像素值获取单元，被配置为获得输入图像中的每个像素的像素值; 夜景特征提取单元，用于基于输入图像中的每个像素的像素值，将输入图像的平均校正亮度值和高校正亮度值的区域区域提取为两个夜景特征 ; 夜景图像检测单元，用于基于所述两个夜景特征来确定所述输入图像是否为夜景图像; 用于检测每个像素是否属于特定颜色的特定颜色检测单元; 以及夜景光源确定单元，用于基于特定颜色检测的结果来确定是否在夜景中通过特定光源在特定光源的照射下拾取夜景场景图像。

4. 发明授权

US08593227B2 System and method of controlling gain of an oscillator 失效
标题翻译：控制振荡器增益的系统和方法
公开(公告)号：US08593227B2
公开(公告)日：2013-11-26
申请号：US13204267
申请日：2011-08-05
申请人： Zhi Zhu , Xiaohua Kong , Nam Van Dang , Cheng Zhong
发明人： Zhi Zhu , Xiaohua Kong , Nam Van Dang , Cheng Zhong
IPC分类号： H03L7/099 , H03L7/10
CPC分类号： H03L7/099 , H03L1/00 , H03L2207/06
摘要： A circuit includes a controllable oscillator and a controller coupled to the controllable oscillator. The controller is configured to provide a current control and a gain control to the controllable oscillator. The gain control is configured to change a gain of the controllable oscillator during a calibration process.
摘要翻译：电路包括可控振荡器和耦合到可控振荡器的控制器。控制器被配置为向可控振荡器提供电流控制和增益控制。增益控制被配置为在校准过程期间改变可控振荡器的增益。

5. 发明申请

US20130082744A1 Apparatus to Implement Symmetric Single-Ended Termination in Differential Voltage-Mode Drivers 有权
标题翻译：在差分电压模式驱动器中实现对称单端终止的装置
公开(公告)号：US20130082744A1
公开(公告)日：2013-04-04
申请号：US13248485
申请日：2011-09-29
申请人： Cheng Zhong , Vannam Dang , Miao Li , Fares K. Maarouf , Tirdad Sowlati
发明人： Cheng Zhong , Vannam Dang , Miao Li , Fares K. Maarouf , Tirdad Sowlati
IPC分类号： H03K3/00
CPC分类号： H04L25/0274 , H04L25/0278
摘要： A differential voltage mode driver for implementing symmetric single ended termination includes an output driver circuitry having a predefined termination impedance. The differential voltage mode driver also includes an output driver replica having independently controlled first and second portions. The first and second portions are independently controlled to establish a substantially equal on-resistance of the first and the second portions. The output driver replica controls the predefined termination impedance of the output driver circuitry.
摘要翻译：用于实现对称单端终端的差分电压模式驱动器包括具有预定义的终端阻抗的输出驱动器电路。差分电压模式驱动器还包括具有独立控制的第一和第二部分的输出驱动器副本。独立地控制第一和第二部分以建立第一和第二部分的基本相等的导通电阻。输出驱动器副本控制输出驱动器电路的预定终止阻抗。

6. 发明申请

US20100061144A1 Memory Device for Resistance-Based Memory Applications 有权
标题翻译：用于基于电阻的存储器应用的存储器件
公开(公告)号：US20100061144A1
公开(公告)日：2010-03-11
申请号：US12206933
申请日：2008-09-09
申请人： Anosh B. Davierwalla , Cheng Zhong , Dongkyu Park , Mohamed Hassan Abu-Rahma , Mehdi Hamidi Sani , Sei Seung Yoon
发明人： Anosh B. Davierwalla , Cheng Zhong , Dongkyu Park , Mohamed Hassan Abu-Rahma , Mehdi Hamidi Sani , Sei Seung Yoon
IPC分类号： G11C11/00 , G11C7/00
CPC分类号： G11C11/1673
摘要： In a particular embodiment, a memory device is disclosed that includes a memory cell including a resistance-based memory element coupled to an access transistor. The access transistor has a first oxide thickness to enable operation of the memory cell at an operating voltage. The memory device also includes a first amplifier configured to couple the memory cell to a supply voltage that is greater than a voltage limit to generate a data signal based on a current through the memory cell. The first amplifier includes a clamp transistor that has a second oxide thickness that is greater than the first oxide thickness. The clamp transistor is configured to prevent the operating voltage at the memory cell from exceeding the voltage limit.
摘要翻译：在特定实施例中，公开了一种存储器件，其包括存储单元，该存储单元包括耦合到存取晶体管的基于电阻的存储元件。存取晶体管具有第一氧化物厚度，以使得能够在工作电压下操作存储单元。存储器件还包括第一放大器，其被配置为将存储器单元耦合到大于电压限制的电源电压，以基于通过存储器单元的电流来产生数据信号。第一放大器包括具有大于第一氧化物厚度的第二氧化物厚度的钳位晶体管。钳位晶体管被配置为防止存储器单元处的工作电压超过电压限制。

7. 发明申请

US20090231937A1 Address Multiplexing in Pseudo-Dual Port Memory 有权
标题翻译：伪双端口存储器中的地址复用
公开(公告)号：US20090231937A1
公开(公告)日：2009-09-17
申请号：US12047593
申请日：2008-03-13
申请人： Chang Ho Jung , Cheng Zhong
发明人： Chang Ho Jung , Cheng Zhong
IPC分类号： G11C7/22 , G11C8/00
CPC分类号： G11C7/1072 , G11C7/22
摘要： A pseudo-dual port memory address multiplexing system includes a control circuit operative to identify a read request and a write request to be accomplished during a single clock cycle. A self time tracking circuit monitors a read operation and generates a switching signal when the read operation is determined to be complete. A multiplexer is responsive to the switching signal for selectively providing a read address and a write address to a memory address unit at the proper time.
摘要翻译：伪双端口存储器地址复用系统包括控制电路，其操作用于识别在单个时钟周期期间要完成的读请求和写请求。当读取操作被确定为完成时，自身时间跟踪电路监视读取操作并产生切换信号。复用器响应于切换信号，用于在适当的时间选择性地向存储器地址单元提供读取地址和写入地址。

8. 发明授权

US07530881B2 Eccentric stroke adjusting mechanism 失效
标题翻译：偏心行程调节机构
公开(公告)号：US07530881B2
公开(公告)日：2009-05-12
申请号：US11346624
申请日：2006-02-02
申请人： Chen Cheng Zhong
发明人： Chen Cheng Zhong
IPC分类号： B24B23/03
CPC分类号： B24B23/04 , B24B41/04 , F16C3/28
摘要： The present invention relates to an eccentric stroke adjusting mechanism for use in a power tool with a principle drive shaft comprising a first and a second eccentric member mounted on the principle drive shaft respectively and a coupling member for connecting the first and the second eccentric member. The principle drive shaft has a central axis. The first eccentric member has a first central axis and the second eccentric member has a second central axis. The eccentric stroke of the first central axis and the second central axis with respect to a central axis of the principle drive shaft is adjustable. The eccentric stroke adjusting mechanism of the invention is reliable and the adjusted eccentricity is non-displaceable. The eccentric stroke adjusting mechanism can be applied to adjust the eccentric stroke of single disk or multiple (e.g., double) disks.
摘要翻译：本发明涉及一种用于电动工具的偏心行程调节机构，主动驱动轴包括分别安装在原理驱动轴上的第一和第二偏心构件和用于连接第一和第二偏心构件的联接构件。主轴驱动轴具有中心轴。第一偏心构件具有第一中心轴线，第二偏心构件具有第二中心轴线。第一中心轴线和第二中心轴线相对于主驱动轴的中心轴线的偏心行程是可调节的。本发明的偏心行程调节机构是可靠的，调节后的偏心度是不可移动的。可以应用偏心行程调节机构来调节单个盘或多个（例如双重）盘的偏心行程。

9. 发明授权

US08581667B2 Tuning voltage range extension circuit and method 有权
标题翻译：调谐电压范围扩展电路及方法
公开(公告)号：US08581667B2
公开(公告)日：2013-11-12
申请号：US13294902
申请日：2011-11-11
申请人： Swarna L. Navubothu , Cheng Zhong , Nam V. Dang , Xiaohua Kong
发明人： Swarna L. Navubothu , Cheng Zhong , Nam V. Dang , Xiaohua Kong
IPC分类号： H03K3/03 , H03L7/10
CPC分类号： H03L7/0995 , H03K3/0315
摘要： A circuit includes a first path including a first transistor and a first current source. The first transistor is responsive to a tuning voltage. The circuit also includes a tuning voltage range extension circuit responsive to the tuning voltage. The tuning voltage range extension circuit is configured to selectively change current supplied by the first path as the tuning voltage exceeds a capacity threshold of the first transistor.
摘要翻译：电路包括包括第一晶体管和第一电流源的第一路径。第一晶体管响应调谐电压。电路还包括响应于调谐电压的调谐电压范围扩展电路。调谐电压范围扩展电路被配置为当调谐电压超过第一晶体管的容量阈值时选择性地改变由第一路径提供的电流。

10. 发明授权

US08581647B2 System and method of stabilizing charge pump node voltage levels 有权
标题翻译：稳定电荷泵节点电压电平的系统和方法
公开(公告)号：US08581647B2
公开(公告)日：2013-11-12
申请号：US13293731
申请日：2011-11-10
申请人： Cheng Zhong , Swarna L. Navubothu , Nam V. Dang , Xiaohua Kong
发明人： Cheng Zhong , Swarna L. Navubothu , Nam V. Dang , Xiaohua Kong
IPC分类号： H03L7/06
CPC分类号： H03L7/0893
摘要： A method includes tracking a tuning voltage at a first circuit coupled to a first drain node of a first supply of a charge pump. The method also includes tracking the tuning voltage at a second circuit coupled to a second drain node of a second supply of the charge pump. The method further includes stabilizing a first voltage of the first drain node and a second voltage of the second drain node responsive to the tuning voltage.
摘要翻译：一种方法包括在耦合到电荷泵的第一电源的第一漏极节点的第一电路处跟踪调谐电压。该方法还包括在耦合到电荷泵的第二电源的第二漏极节点的第二电路处跟踪调谐电压。该方法还包括响应于调谐电压稳定第一漏极节点的第一电压和第二漏极节点的第二电压。

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