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    • 7. 发明授权
    • Camera having an image shift detecting function
    • 具有图像偏移检测功能的摄像机
    • US06407771B1
    • 2002-06-18
    • US08512646
    • 1995-08-08
    • Tetsuro KanbaraYoshihiro HaraKeiji TamaiKohtaro Hayashi
    • Tetsuro KanbaraYoshihiro HaraKeiji TamaiKohtaro Hayashi
    • H04N5228
    • H04N5/23254H04N5/23248H04N5/23287
    • A camera having an image shift detecting function is provided with an optical system which forms a subject image, an image sensing device which converts light of the subject image into an electric signal, an image shift detecting sensor which detects a relative shift between the camera and the subject image based on an output of the image sensing device and a microcomputer which compensates for the relative shift between the camera and the subject image based on an image shift amount detected by the image shift detecting sensor. The microcomputer specifies an area of the image sensing device based on a direction of luminance variation of the subject image and the image shift detection is made by using only an output corresponding to the specified area.
    • 具有图像偏移检测功能的相机设置有形成被摄体图像的光学系统,将被摄体图像的光转换为电信号的图像感测装置,检测相机与摄像机之间的相对偏移的图像偏移检测传感器 基于图像感测装置的输出的被摄体图像和基于由图像偏移检测传感器检测到的图像偏移量来补偿相机和被摄体图像之间的相对偏移的微计算机。 微型计算机基于被摄体图像的亮度变化的方向来指定图像感测装置的区域,并且仅使用与指定区域相对应的输出进行图像偏移检测。
    • 10. 发明授权
    • Polar modulation apparatus and communication device
    • 极性调制装置和通信装置
    • US08466755B2
    • 2013-06-18
    • US13142489
    • 2009-11-20
    • Yoshihiro Hara
    • Yoshihiro Hara
    • H03C3/38
    • H03F1/0222H03F3/24
    • Provided is a Polar modulation apparatus which compensates for output characteristics of a power amplifier. A data generator generates an amplitude component signal and a phase component signal. A phase modulator generates a phase modulated signal obtained by phase modulating the phase component signal. An adder adds an amplitude offset voltage to the amplitude component signal. A power amplifier which includes a first hetero-junction bipolar transistor, amplifies the phase modulated signal by using the amplitude component signal. A monitor unit monitors the power amplifier and outputs a monitor voltage. The control unit calculates the amplitude offset voltage according to the monitor voltage and outputs the calculated amplitude offset voltage to the adder. The monitor unit includes a second hetero-junction bipolar transistor and outputs a collector emitter voltage of the second hetero-junction bipolar transistor as the monitor voltage.
    • 提供了一种用于补偿功率放大器的输出特性的极性调制装置。 数据发生器产生幅度分量信号和相位分量信号。 相位调制器产生通过相位调制相位分量信号获得的相位调制信号。 加法器将振幅偏移电压加到幅度分量信号上。 包括第一异质结双极晶体管的功率放大器通过使用振幅分量信号来放大相位调制信号。 监视器单元监视功率放大器并输出监视器电压。 控制单元根据监视电压来计算幅度偏移电压,并将计算的振幅偏移电压输出到加法器。 监视器单元包括第二异质结双极晶体管,并输出第二异质结双极晶体管的集电极发射极电压作为监视电压。