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    • 4. 发明授权
    • Triangular wave generator and method generating triangular wave thereof
    • 三角波发生器及其三角波产生方法
    • US08604845B2
    • 2013-12-10
    • US13488337
    • 2012-06-04
    • Hui Dong LeeJaewon NamYoung Kyun ChoJong-Kee KwonYil Suk YangJongdae Kim
    • Hui Dong LeeJaewon NamYoung Kyun ChoJong-Kee KwonYil Suk YangJongdae Kim
    • H03K4/06
    • H03K4/501
    • Disclosed is a triangular wave generator which includes a square wave signal generating unit configured to output a first signal transitioning to a high level from a low level via an output terminal in response to a first transition of a clock signal and to transition the first signal to a low level from a high level in response to a reset signal; a resistance unit configured to adjust a voltage level of a the square wave signal; and a capacitance unit configured to receive an output signal of the resistance unit to generate a second signal rising to a high level from a low level with a slope, to provide the reset signal to the square wave signal generating unit, and to output a triangular signal by falling the second signal to a low level from a high level with a slope.
    • 公开了一种三角波发生器,其包括方波信号生成单元,其被配置为响应于时钟信号的第一转换,经由输出端子输出从低电平转换到高电平的第一信号,并且将第一信号转换为 响应于复位信号从高电平的低电平; 电阻单元,被配置为调整所述方波信号的电压电平; 以及电容单元,被配置为接收电阻单元的输出信号,以产生从具有斜率的低电平上升到高电平的第二信号,以将复位信号提供给方波信号生成单元,并输出三角形 通过从具有斜率的高电平将第二信号降低到低电平来产生信号。
    • 6. 发明申请
    • APPARATUS AND METHOD FOR INITIALIZING DC-DC CONVERTER
    • 用于初始化DC-DC转换器的装置和方法
    • US20120161736A1
    • 2012-06-28
    • US13311582
    • 2011-12-06
    • Sewan HeoYil Suk YangJongDae Kim
    • Sewan HeoYil Suk YangJongDae Kim
    • G05F1/46
    • H02M1/36
    • The present disclosure relates to an apparatus and method for initializing a DC-DC converter, and can stabilize an output voltage in an initial state, and prevent malfunction of a system control through initialization and high-efficiency DC-DC converters, by converting a variable voltage into a predetermined constant voltage and generating a reset signal for initializing a constant-voltage circuit so as to initialize the DC-DC converter and a control unit composed of the constant-voltage circuit, if the converted voltage reaches a target voltage, in an initialization DC-DC interval, and then converting the variable voltage into the predetermined constant voltage and outputting the converted voltage, in a high-efficiency DC-DC interval.
    • 本发明涉及一种用于初始化DC-DC转换器的装置和方法,并且可以在初始状态下稳定输出电压,并且通过初始化和高效率DC-DC转换器来防止系统控制的故障,通过将变量 产生一个预定的恒定电压并产生一个复位信号,用于初始化恒压电路,以初始化DC-DC转换器;以及一个由恒压电路组成的控制单元,如果转换的电压达到目标电压,则在 初始化DC-DC间隔,然后将可变电压转换成预定的恒定电压并输出转换后的电压。
    • 8. 发明授权
    • Power supply module for hall sensorless brushless direct current motor
    • 霍尔传感器无刷直流电机电源模块
    • US08823299B2
    • 2014-09-02
    • US13286455
    • 2011-11-01
    • Yil Suk YangJongdae KimSewan HeoSang Gi KimJimin OhMinki Kim
    • Yil Suk YangJongdae KimSewan HeoSang Gi KimJimin OhMinki Kim
    • H02P6/00
    • H02P6/182
    • Disclosed is a power supply module for a hall sensorless BLDC motor, including: a high-voltage/large-current power device t applied with high voltage/large current and including a plurality of power devices driving the hall sensorless brushless direct current (BLDC) motor; a motor driving circuit sensing and controlling a positional signal or a velocity signal of the hall sensorless BLDC motor and generating a PWM control signal for controlling the hall sensorless BLDC motor; and a power device driving circuit driving the high-voltage/large-current power device according to the PWM control signal of the motor driving circuit, wherein the high-voltage/large-current power device, the power device driving circuit, and the motor driving circuit are CMOS-integrated on the same substrate.
    • 本发明公开了一种霍尔无传感器BLDC电机的电源模块,包括:施加高电压/大电流的高压/大电流功率器件,并包括驱动霍尔无传感器无刷直流(BLDC)的多个功率器件, 发动机; 检测和控制霍尔无传感器BLDC电动机的位置信号或速度信号的电机驱动电路,并产生用于控制霍尔无传感器BLDC电动机的PWM控制信号; 以及根据所述电动机驱动电路的PWM控制信号驱动所述高电压/大电流功率器件的功率器件驱动电路,其中所述高压/大电流功率器件,所述功率器件驱动电路和所述电动机 CMOS驱动电路集成在同一基板上。