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    • 22. 发明授权
    • Vehicle handling assistant apparatus
    • 车辆处理辅助装置
    • US08660737B2
    • 2014-02-25
    • US13202817
    • 2010-03-24
    • Chong SunGuanglin MaRan Li
    • Chong SunGuanglin MaRan Li
    • G08G1/16
    • G08G1/168G06K9/00G06K9/00805G08G1/165
    • A vehicle handling assistant apparatus is discloses, the vehicle handling assistant apparatus utilizes an environment acquisition means to acquire an environment signal and utilizes an environment presentation means to present the environment signal. The vehicle handling assistant apparatus also utilizes an obstacle detection means to detect an obstacle from the environment signal acquired by the environment acquisition means and output an obstacle signal. The obstacle detection means may be implemented by an infrared sensor, a radar sensor, an ultrasonic sensor or a camera. An obstacle region generation means generates an obstacle region signal from the environment signal based on the obstacle signal generated by the obstacle detection means. The obstacle region signal includes information about a position of the foot point line and a width of the obstacle region. An environment signal adjustment means adjusts the environment signal presented by the environment presentation means based on the obstacle region signal.
    • 车辆处理辅助装置公开了一种车辆处理辅助装置,利用环境获取装置取得环境信号,利用环境呈现装置呈现环境信号。 车辆处理辅助装置还利用障碍物检测装置从环境获取装置获取的环境信号中检测障碍物并输出障碍物信号。 障碍物检测装置可以由红外传感器,雷达传感器,超声波传感器或照相机来实现。 障碍物区域产生装置基于由障碍物检测装置产生的障碍物信号从环境信号产生障碍物区域信号。 障碍物区域信号包括关于脚点线的位置和障碍物区域的宽度的信息。 环境信号调整装置根据障碍物区域信号调整由环境呈现装置呈现的环境信号。
    • 23. 发明申请
    • MATCHED FEEDBACK AMPLIFIER WITH IMPROVED LINEARITY
    • 匹配的反馈放大器具有改进的线性
    • US20130257537A1
    • 2013-10-03
    • US13435455
    • 2012-03-30
    • Jean-Marc MourantFeng-Jung HuangRan LiChuying Mao
    • Jean-Marc MourantFeng-Jung HuangRan LiChuying Mao
    • H03F3/45H03F1/34
    • H03F1/34H03F1/3211H03F3/45085H03F2203/45392
    • An impedance-matched amplifier utilizing a feed-forward linearization technique involving multiple negative feedbacks and distortion compensation without active tail current sources reduces noise, distortion, power consumption and heat dissipation requirements and increases linearity, dynamic range, signal-to-noise-ratio, sensitivity and quality of service. Some differential amplifier embodiments of the invention consume less than 2 mA at 5 Volts or 10 mW power consumption per 1 mW in peak and sustained output IP3 performance above 40 dBm. In contrast, for an input signal frequency of 200 MHz, a 16 dB gain state-of-the-art differential amplifier consumes 100 mA at 5 Volts with a peak output IP3 of 36 dBm while an implementation of a 16 dB gain differential amplifier embodying the invention consumes 77.7 mA at 5 Volts with a peak output IP3 of 46 dBm and sustained at or above 40 dBm over a wide frequency range.
    • 采用前馈线性化技术的阻抗匹配放大器,无需主动尾电流源就可以减少噪声,失真,功耗和散热要求,从而降低线性度,动态范围,信噪比, 敏感度和服务质量。 本发明的一些差分放大器实施例在峰值和持续输出IP3性能高于40dBm时以5伏特或每1mW的10mW功耗消耗小于2mA。 相比之下,对于200 MHz的输入信号频率,16 dB增益最先进的差分放大器在5 V时消耗100 mA,峰值输出IP3为36 dBm,而16 dB增益差分放大器的实现体现在 本发明在5伏特下消耗77.7mA,峰值输出IP3为46dBm,在宽频率范围内维持在40dBm以上。
    • 24. 发明申请
    • BACKFLOW PREVENTION DEVICE AND FAN ASSEMBLY
    • 逆流预防装置和风扇装置
    • US20120145257A1
    • 2012-06-14
    • US13071199
    • 2011-03-24
    • Ran Li
    • Ran Li
    • F16K24/00
    • F16K15/035F04D25/14Y10T137/3149
    • A backflow prevention device includes at least one backflow prevention unit. The backflow prevention unit includes a frame, a first edge shutter plate, a second edge shutter plate and plural intermediate shutter plates. The frame includes an airflow channel. If the first inner sidewall is disposed over the second inner sidewall, the first edge shutter plate and the plural intermediate shutter plates are configured to open or close the airflow channel, and the slab of the second edge shutter plate is inactive. Whereas, if the second inner sidewall is disposed over the first inner sidewall, the second edge shutter plate and the plural intermediate shutter plates are configured to open or close the airflow channel, and the slab of the first edge shutter plate is inactive.
    • 防回流装置包括至少一个防回流装置。 防回流单元包括框架,第一边缘挡板,第二边缘挡板和多个中间挡板。 框架包括气流通道。 如果第一内侧壁设置在第二内侧壁上方,则第一边缘挡板和多个中间挡板被构造成打开或关闭气流通道,并且第二边缘挡板的板坯不起作用。 而如果第二内侧壁设置在第一内侧壁上方,则第二边缘挡板和多个中间挡板被构造成打开或关闭气流通道,并且第一边缘挡板的板坯不起作用。
    • 25. 发明申请
    • SAFETY DETECTION APPARATUS FOR EXITING A VEHICLE
    • 用于排放车辆的安全检测装置
    • US20110307146A1
    • 2011-12-15
    • US13202823
    • 2010-03-24
    • Hua YangRan Li
    • Hua YangRan Li
    • G06F7/00
    • B60R21/013E05B77/02
    • A safety detection apparatus for exiting a vehicle is disclosed, according to an embodiment, the safety detection apparatus utilizes a circumstance detecting means such as an infrared detector, a radar detector, or a video monitor to detect a moving object signal. A parameter determining means generates a relative position signal and a relative velocity signal of the moving object to the vehicle based on the moving object signal detected by the circumstance detecting means. A safety analyzing means obtains the relative position signal and the relative velocity signal of the moving object from the parameter determining means and generates an exiting safety level signal, the exiting safety level signal is determined based on the relative position signal and the relative velocity signal of the moving object, a distance threshold, and a velocity threshold. A safety controlling means obtains the exiting safety level signal from the safety analyzing means and outputs a control instruction corresponding to the exiting safety level.
    • 公开了一种用于离开车辆的安全检测装置,根据实施例,安全检测装置利用诸如红外检测器,雷达检测器或视频监视器的情况检测装置来检测运动对象信号。 参数确定装置基于由环境检测装置检测的移动物体信号,生成移动物体相对于车辆的相对位置信号和相对速度信号。 安全性分析装置从参数确定装置获得运动物体的相对位置信号和相对速度信号,并产生出口安全等级信号,根据相对位置信号和相对速度信号 移动物体,距离阈值和速度阈值。 安全控制装置获得来自安全分析装置的排出的安全等级信号,并且输出与排出的安全等级对应的控制指令。
    • 26. 发明申请
    • PARKING GUIDANCE SYSTEM
    • 停车指导系统
    • US20110181441A1
    • 2011-07-28
    • US12887872
    • 2010-09-22
    • GUANGLIN MACHONG SUNRAN LI
    • GUANGLIN MACHONG SUNRAN LI
    • B60Q1/48
    • B62D15/0275B60R1/00B60R2300/806
    • The present application discloses a parking guidance system. The parking guidance system is mounted on a vehicle and includes a camera, a display device with a display correction system, a parking mode selection apparatus, a parking area selection apparatus, a first turning guidance apparatus, and a second turning guidance apparatus. The camera is mounted at the rear of the vehicle to capture the image showing environment behind the vehicle. The display device with a display correction system is coupled to the camera and is configured to display an image corrected by the display correction system. The parking mode selection apparatus is coupled to the display device. The parking mode selection apparatus displays a predicted parking area on the display device. The parking area selection apparatus is coupled to the display device. The parking area selection apparatus displays a parking guidance area on the display device. The first turning guidance apparatus is coupled to the display device. The first turning guidance apparatus displays an arc on the display device. The second turning guidance apparatus is coupled to the display device. The second turning guidance apparatus displays on the display device a parking track with distance indication.
    • 本申请公开了一种停车引导系统。 停车引导系统安装在车辆上,并且包括照相机,具有显示校正系统的显示装置,停车模式选择装置,停车区域选择装置,第一转向引导装置和第二转向引导装置。 摄像机安装在车辆的后部,以捕获显示车辆后方环境的图像。 具有显示校正系统的显示装置被耦合到相机,并被配置为显示由显示校正系统校正的图像。 停车模式选择装置耦合到显示装置。 停车模式选择装置在显示装置上显示预测停车区域。 停车区域选择装置耦合到显示装置。 停车区域选择装置在显示装置上显示停车引导区域。 第一转向引导装置耦合到显示装置。 第一转向引导装置在显示装置上显示电弧。 第二转向引导装置耦合到显示装置。 第二转向引导装置在显示装置上显示具有距离指示的停车轨迹。
    • 30. 发明授权
    • Backflow prevention device and fan assembly
    • 防回流装置和风扇组件
    • US09157536B2
    • 2015-10-13
    • US13071199
    • 2011-03-24
    • Ran Li
    • Ran Li
    • F24F7/00F24F13/06F24F13/08F16K15/03F04D25/14
    • F16K15/035F04D25/14Y10T137/3149
    • A backflow prevention device includes at least one backflow prevention unit. The backflow prevention unit includes a frame, a first edge shutter plate, a second edge shutter plate and plural intermediate shutter plates. The frame includes an airflow channel. If the first inner sidewall is disposed over the second inner sidewall, the first edge shutter plate and the plural intermediate shutter plates are configured to open or close the airflow channel, and the slab of the second edge shutter plate is inactive. Whereas, if the second inner sidewall is disposed over the first inner sidewall, the second edge shutter plate and the plural intermediate shutter plates are configured to open or close the airflow channel, and the slab of the first edge shutter plate is inactive.
    • 防回流装置包括至少一个防回流装置。 防回流单元包括框架,第一边缘挡板,第二边缘挡板和多个中间挡板。 框架包括气流通道。 如果第一内侧壁设置在第二内侧壁上方,则第一边缘挡板和多个中间挡板被构造成打开或关闭气流通道,并且第二边缘挡板的板坯不起作用。 而如果第二内侧壁设置在第一内侧壁上方,则第二边缘挡板和多个中间挡板被构造成打开或关闭气流通道,并且第一边缘挡板的板坯不起作用。