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公开(公告)号：US20140009089A1
公开(公告)日：2014-01-09
申请号：US13892680
申请日：2013-05-13
发明人： Won Seob OH , Je Hyun Park , Oh Byoung Kwon , Kyoung Won Hyun , Jung Wook Hwang , Hoon Heo , Hong Soo Jung , Yong Joon Park
IPC分类号： H02P25/02
CPC分类号： H02P25/028 , H02P7/025 , H02P7/04 , H02P25/034 , H02P27/08
摘要： There are provided an apparatus and a method for driving a voice coil motor (VCM), the apparatus including an instruction signal generating unit generating an instruction signal according to a digital signal generated from an input signal, and a driving unit driving the voice coil motor (VCM) by selecting a path for a driving current applied to the voice coil motor (VCM) according to the digital signal and controlling a duty of the driving current according to the instruction signal.
摘要翻译： 提供了一种用于驱动音圈电机（VCM）的装置和方法，该装置包括指令信号产生单元，根据从输入信号产生的数字信号产生指令信号，以及驱动单元驱动音圈电机 （VCM），通过根据数字信号选择施加到音圈电动机（VCM）的驱动电流的路径，并根据指示信号控制驱动电流的占空比。
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公开(公告)号：US09995902B2
公开(公告)日：2018-06-12
申请号：US14012896
申请日：2013-08-28
发明人： Jae Ho Baik , Hoon Heo , Jung Seok Lee , Jae Hyuk Lee , Yong Joon Park , Jung Wook Hwang
摘要： There is provided a lens actuator, including: a lens barrel in which at least one lens is provided on an optical axis; a magnetic part provided on one surface of the lens barrel; and a printed circuit board in which a coil pattern part generating electromagnetic force is provided, the printed circuit board having one surface facing the magnetic part, wherein magnetic material is provided on the other surface of the printed circuit board.
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公开(公告)号：US09214887B2
公开(公告)日：2015-12-15
申请号：US13892680
申请日：2013-05-13
发明人： Won Seob Oh , Je Hyun Park , Oh Byoung Kwon , Kyoung Won Hyun , Jung Wook Hwang , Hoon Heo , Hong Soo Jung , Yong Joon Park
CPC分类号： H02P25/028 , H02P7/025 , H02P7/04 , H02P25/034 , H02P27/08
摘要： An apparatus and a method for driving a voice coil motor (VCM) may include an instruction signal generating unit generating an instruction signal according to a digital signal generated from an input signal, and a driving unit driving the VCM by selecting a path for a driving current applied to the VCM according to the digital signal and controlling a duty of the driving current according to the instruction signal.
摘要翻译： 用于驱动音圈电机（VCM）的装置和方法可以包括：指令信号生成单元，根据从输入信号生成的数字信号产生指令信号;以及驱动单元，通过选择驱动路径来驱动VCM 电流根据数字信号施加到VCM，并根据指令信号控制驱动电流的占空比。
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公开(公告)号：US09188762B2
公开(公告)日：2015-11-17
申请号：US13801031
申请日：2013-03-13
发明人： Jae Ho Baik , Won Seob Oh , Hoon Heo , Jung Seok Lee , Jae Hyuk Lee , Yong Joon Park , Jung Wook Hwang
摘要： Disclosed herein is a camera module in which a movement of a magnet is controlled by only magnetic force between the magnet and a yoke without a spring for controlling the movement of the magnet which operates up and down. The camera module includes: a lens module; and a main frame supporting the lens module and allowing the lens module to be driven in an optical axis direction, wherein the lens module includes: a lens assembly including a plurality of lenses; and a magnet fixed to one side of the lens module, and the main frame includes: a coil facing the magnet, fixed to one side within the main frame, and generating an electric field as power is applied thereto; and a yoke disposed to face the magnet with the main frame and the coil interposed therebetween and controlling driving of the lens module by attraction with the magnet.
摘要翻译： 这里公开了一种相机模块，其中磁体的运动仅通过磁体和磁轭之间的磁力来控制，而没有用于控制上下运行的磁体的运动的弹簧。 相机模块包括：镜头模块; 以及支撑所述透镜模块并允许所述透镜模块沿光轴方向驱动的主框架，其中，所述透镜模块包括：透镜组件，包括多个透镜; 以及固定在透镜模块的一侧的磁体，主框架包括：面向磁体的线圈，固定在主框架内的一侧，并且在施加电力时产生电场; 以及设置成与所述主框架和所述线圈相对的磁体的磁轭，并且通过与所述磁体的吸引来控制所述透镜组件的驱动。
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公开(公告)号：US20180259740A1
公开(公告)日：2018-09-13
申请号：US15975864
申请日：2018-05-10
发明人： Jae Ho BAIK , Hoon Heo , Jung Seok Lee , Jae Hyuk Lee , Yong Joon Park , Jung Wook Hwang
摘要： There is provided a lens actuator, including: a lens barrel in which at least one lens is provided on an optical axis; a magnetic part provided on one surface of the lens barrel; and a printed circuit board in which a coil pattern part generating electromagnetic force is provided, the printed circuit board having one surface facing the magnetic part, wherein magnetic material is provided on the other surface of the printed circuit board.
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公开(公告)号：US08995241B1
公开(公告)日：2015-03-31
申请号：US14461839
申请日：2014-08-18
发明人： Hoon Heo , Hee Soo Yoon , Seog Jin Hong , Won Seob Oh , Kyoung Won Hyun , Shin Young Cheong , Ga Eun Kang , Sung Sig Kim , Yong Joon Park
CPC分类号： G02B7/023 , G02B7/08 , G11B7/0935 , H02K41/00
摘要： Embodiments of the invention provide an apparatus for driving a voice coil motor actuator providing a driving signal to a coil for controlling a position of a lens barrel in which a magnet is equipped. The apparatus includes a plurality of hall sensors configured to detect the position of the lens barrel in which the magnet is equipped, and a voice coil motor driving integrated circuit configured to provide the driving signal to the coil based on outputs from the plurality of hall sensors and a received target position. The plurality of hall sensors are embedded in the voice coil motor driving integrated circuit along a moving direction of the magnet.
摘要翻译： 本发明的实施例提供了一种用于驱动音圈电动机致动器的装置，该致动器向线圈提供驱动信号，用于控制其中配备有磁体的镜筒的位置。 该装置包括：多个霍尔传感器，被配置为检测其中配备有磁体的镜筒的位置;以及音圈马达驱动集成电路，其被配置为基于来自多个霍尔传感器的输出向线圈提供驱动信号 和接收到的目标位置。 多个霍尔传感器沿着磁体的移动方向嵌入音圈马达驱动集成电路。
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公开(公告)号：US20140098434A1
公开(公告)日：2014-04-10
申请号：US14012896
申请日：2013-08-28
发明人： Jae Ho Baik , Hoon Heo , Jung Seok Lee , Jae Hyuk Lee , Yong Joon Park , Jung Wook Hwang
IPC分类号： G02B7/04
摘要： There is provided a lens actuator, including: a lens barrel in which at least one lens is provided on an optical axis; a magnetic part provided on one surface of the lens barrel; and a printed circuit board in which a coil pattern part generating electromagnetic force is provided, the printed circuit board having one surface facing the magnetic part, wherein magnetic material is provided on the other surface of the printed circuit board.
摘要翻译： 提供了一种透镜致动器，包括：透镜筒，其中至少一个透镜设置在光轴上; 设置在镜筒的一个表面上的磁性部分; 以及印刷电路板，其中设置产生电磁力的线圈图形部分，印刷电路板具有面向磁性部分的一个表面，其中磁性材料设置在印刷电路板的另一个表面上。
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公开(公告)号：US10334170B2
公开(公告)日：2019-06-25
申请号：US14992248
申请日：2016-01-11
发明人： Hoon Heo , Shin Young Cheong , Won Seok Bang , Hee Soo Yoon , Yong Joon Park , Won Seob Oh
摘要： A camera module includes a lens unit disposed in a housing unit; an actuator unit configured to drive the lens unit in first through third directions relative to the housing unit; and an actuator controller configured to control the actuator unit according to compensation amounts for moving drift in the second and third directions depending on a position of the lens unit in the first direction.
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公开(公告)号：US09658514B2
公开(公告)日：2017-05-23
申请号：US14861360
申请日：2015-09-22
发明人： Jae Ho Baik , Won Seob Oh , Hoon Heo , Jung Seok Lee , Jae Hyuk Lee , Yong Joon Park , Jung Wook Hwang
摘要： Disclosed herein is a camera module in which a movement of a magnet is controlled by only magnetic force between the magnet and a yoke without a spring for controlling the movement of the magnet which operates up and down. The camera module includes: a lens module; and a main frame supporting the lens module and allowing the lens module to be driven in an optical axis direction, wherein the lens module includes: a lens assembly including a plurality of lenses; and a magnet fixed to one side of the lens module, and the main frame includes: a coil facing the magnet, fixed to one side within the main frame, and generating an electric field as power is applied thereto; and a yoke disposed to face the magnet with the main frame and the coil interposed therebetween and controlling driving of the lens module by attraction with the magnet.
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公开(公告)号：US20140168497A1
公开(公告)日：2014-06-19
申请号：US14081846
申请日：2013-11-15
发明人： Hoon Heo , Yong Joon Park , Jung Wook Hwang
CPC分类号： H04N5/232
摘要： There are provided a camera module driver and a camera module including the same. The camera module driver includes: a driving unit driving a lens; and a memory unit storing an operation setting value of the driving unit, wherein the driving unit includes a register sensing application of power to perform a reset operation of changing arbitrarily distributed data into preset default data, and the driving unit and the memory unit are formed in a single integrated circuit.
摘要翻译： 提供了相机模块驱动器和包括其的相机模块。 相机模块驱动器包括：驱动镜头的驱动单元; 以及存储单元，其存储驱动单元的操作设定值，其中，所述驱动单元包括寄存器，用于检测施加电力以执行将任意分布的数据改变为预设的默认数据的复位操作，并且形成所述驱动单元和所述存储器单元 在单个集成电路中。
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