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公开(公告)号：US20180143646A1
公开(公告)日：2018-05-24
申请号：US15804992
申请日：2017-11-06
Inventor： Jung Hee SUK , Yi-Gyeong KIM , Chun-Gi LYUH , Young-Deuk JEON , Min-Hyung CHO
Abstract: Provided are an object recognition device, an autonomous driving system including the same, and an object recognition method using the object recognition device. The object recognition device includes an object frame information generation unit, a frame analysis unit, an object priority calculator, a frame complexity calculator, and a mode control unit. The object frame information generation unit generates object frame information based on a mode control signal. The frame analysis unit generates object tracking information based on object frame information. The object priority calculator generates based on object tracking information. The frame complexity calculator generates a frame complexity based on object tracking information. The mode control unit generates a mode control signal for adjusting an object recognition range and a calculation amount of the object frame information generation unit based on the priority information, the frame complexity, and the resource occupation state.
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公开(公告)号：US20140079254A1
公开(公告)日：2014-03-20
申请号：US13762300
申请日：2013-02-07
Inventor： Yi-Gyeong KIM , MIN-HYUNG CHO , Tae Moon ROH , Jong-Kee KWON , Woo Seok YANG , JONGDAE KIM
IPC: H04R3/00
CPC classification number: H04R3/00 , H04R19/005 , H04R2201/003 , H04R2410/03
Abstract: An MEMS microphone is provided which includes a reference voltage/current generator configured to generate a DC reference voltage and a reference current; a first noise filter configured to remove a noise of the DC reference voltage; a voltage booster configured to generate a sensor bias voltage using the DC reference voltage the noise of which is removed; a microphone sensor configured to receive the sensor bias voltage and to generate an output value based on a variation in a sound pressure; a bias circuit configured to receive the reference current to generate a bias voltage; and a signal amplification unit configured to receive the bias voltage and the output value of the microphone sensor to amplify the output value. The first noise filter comprises an impedance circuit; a capacitor circuit connected to a output node of the impedance circuit; and a switch connected to both ends of the impedance circuit.
Abstract translation: 提供了一种MEMS麦克风，其包括被配置为产生DC参考电压和参考电流的参考电压/电流发生器; 第一噪声滤波器，被配置为去除所述直流参考电压的噪声; 升压器，被配置为使用其噪声被去除的直流参考电压来产生传感器偏置电压; 麦克风传感器，被配置为接收所述传感器偏置电压并且基于声压的变化产生输出值; 偏置电路，被配置为接收所述参考电流以产生偏置电压; 以及信号放大单元，被配置为接收麦克风传感器的偏置电压和输出值以放大输出值。 第一噪声滤波器包括阻抗电路; 连接到所述阻抗电路的输出节点的电容器电路; 以及连接到阻抗电路的两端的开关。
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公开(公告)号：US20240195400A1
公开(公告)日：2024-06-13
申请号：US18454507
申请日：2023-08-23
Inventor： Min-Hyung CHO , Yi-Gyeong KIM , Su-Jin PARK , Young-Deuk JEON
CPC classification number: H03K7/08 , H03K5/05 , H03K5/131 , H03K5/15066
Abstract: Disclosed herein are an apparatus and method for monitoring the duty cycle of a memory clock signal. The apparatus for monitoring a duty cycle of a memory clock signal includes a clock frequency converter configured to generate a second monitoring target clock signal by decreasing a frequency of a first monitoring target clock signal while maintaining a duty cycle of the first monitoring target clock signal, and a pulse counter configured to measure a pulse width of the second monitoring target clock signal using a reference clock signal.
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Patent Agency Ranking
公开(公告)号：US20240163139A1
公开(公告)日：2024-05-16
申请号：US18506544
申请日：2023-11-10
Inventor： Young-deuk JEON , Young-Su KWON , Yi-Gyeong KIM , Su-Jin PARK , Min-Hyung CHO , Jae-Woong CHOI
CPC classification number: H04L25/03057 , G06F13/16 , H04L25/0272 , G06F2213/16
Abstract: Disclosed herein is an apparatus for receiving data from memory. The apparatus receives a data signal and a clock signal output from memory and includes a Decision Feedback Equalizer (DFE) including two or more differential signal path units configured to determine and output an output value corresponding to the data signal. Each of the two or more differential signal path units may determine a current output value by reflecting a previous output value fed back from a different one of the two or more differential signal path units in such a way that they operate at different clocks, and may include an offset control unit configured to adjust an offset at an input stage and a feedback control unit configured to change a load of an output stage using the previous output value fed back from the different one of the two or more differential signal path units.
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公开(公告)号：US20230115549A1
公开(公告)日：2023-04-13
申请号：US17903112
申请日：2022-09-06
Inventor： Yi-Gyeong KIM , Young-deuk JEON , Young-Su KWON , Jin-Ho HAN
Abstract: Disclosed herein is an apparatus for receiving a strobe signal. The apparatus may include an amplifier for amplifying a strobe signal input thereto, an offset generator for controlling the setting of a threshold for detecting a preamble signal by generating an offset for the amplifier, and a preamble detector for detecting a first preamble signal occurring at a point at which the amplified strobe signal is equal to or greater than the threshold and turning off the offset generator when the first preamble signal is detected.
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公开(公告)号：US20150131813A1
公开(公告)日：2015-05-14
申请号：US14304156
申请日：2014-06-13
Inventor： Yi-Gyeong KIM , Min-Hyung Cho , Young-deuk JEON , Tae Moon ROH , Woo Seok YANG , Jong-Kee KWON
CPC classification number: H03F1/0266 , H03F3/211 , H03F2200/411 , H04R3/08
Abstract: Provided is a capacitor-type sensor read-out circuit. The capacitor-type sensor read-out circuit includes: a signal conversion unit outputting a sensor signal inputted from a sensor; a voltage booster generating a bias voltage; and a capacitor-type signal coupling circuit receiving the sensor signal as a feedback, mixing the received sensor signal with the bias voltage, and outputting the mixed signal.
Abstract translation: 提供了一种电容式传感器读出电路。 电容式传感器读出电路包括：信号转换单元，输出从传感器输入的传感器信号; 产生偏置电压的升压器; 接收传感器信号作为反馈的电容器型信号耦合电路，将接收到的传感器信号与偏置电压进行混合，并输出混合信号。
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17.发明申请WHEEL SPEED SENSOR INTERFACE, OPERATION METHOD THEREOF, AND ELECTRONIC CONTROL SYSTEM INCLUDING THE SAME 有权车轮速度传感器接口，其操作方法和包括其的电子控制系统公开(公告)号：US20150120164A1
公开(公告)日：2015-04-30
申请号：US14259036
申请日：2014-04-22
Inventor： Yi-Gyeong KIM , MIN-HYUNG CHO , Young-deuk JEON , Tae Moon ROH , Jong-Kee KWON
Abstract: Provided is a wheel speed sensor interface. The wheel speed sensor interface includes: a speed pulse detection circuit configured to receive a plurality of sensor signals including wheel speed information of a vehicle, detect a plurality of speed pulses on the basis of the plurality of the received sensor signals, and transmit the plurality of the detected speed pulses to an external device; and a comparison speed detection circuit configured to generate a plurality of counting values by counting each of the detected speed pulses, generate comparison speed information by multiplexing the plurality of the generated counting values through a time division method, and transmit the generated comparison speed information to the external device.
Abstract translation: 提供了一种车轮速度传感器接口。 轮速传感器接口包括：速度脉冲检测电路，被配置为接收包括车辆的车轮速度信息的多个传感器信号，基于多个接收到的传感器信号检测多个速度脉冲，并且发送多个 检测到的速度脉冲到外部设备; 以及比较速度检测电路，被配置为通过对每个所检测的速度脉冲进行计数来生成多个计数值，并通过时分方法多个生成的多个计数值来生成比较速度信息，并将生成的比较速度信息发送到 外部设备。
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18.发明申请SENSOR SIGNAL PROCESSING DEVICE AND READOUT INTEGRATED CIRCUIT INCLUDING THE SAME 有权传感器信号处理装置和包括其的读出集成电路公开(公告)号：US20150002216A1
公开(公告)日：2015-01-01
申请号：US14179508
申请日：2014-02-12
Inventor： Young-deuk Jeon , MIN-HYUNG CHO , Yi-Gyeong KIM
IPC: H03K3/013
CPC classification number: G01D5/24 , G01D3/0365
Abstract: Provided is a readout integrated circuit including a sensor signal processing unit receiving sensor signals from a plurality of sensors and converting respectively the sensor signals into voltage signals, a signal converting unit respectively converting the voltage signals into digital signals, a digital signal processing unit outputting digital signals processed in response to the voltage signals and a switching control signal, a power supplying unit generating an internal voltage for operating the signal converting unit and the digital signal processing unit, and a reference sensing voltage for operating the sensor signal processing unit, and a switch unit operating in response to the switching control signal, wherein the switch unit includes switches respectively corresponding to the plurality of sensors and a current amount applied to each sensor is adjusted in response to operation times of the switches.
Abstract translation: 提供了一种读出集成电路，包括：传感器信号处理单元，接收来自多个传感器的传感器信号，并将传感器信号分别转换为电压信号;信号转换单元，分别将电压信号转换为数字信号;数字信号处理单元，输出数字信号 响应于电压信号处理的信号和开关控制信号，产生用于操作信号转换单元和数字信号处理单元的内部电压的供电单元和用于操作传感器信号处理单元的参考感测电压，以及 开关单元响应于切换控制信号而工作，其中开关单元包括分别对应于多个传感器的开关，并且响应于开关的操作时间来调整施加到每个传感器的电流量。
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