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公开(公告)号：US08698548B2
公开(公告)日：2014-04-15
申请号：US13867662
申请日：2013-04-22
Applicant: Richtek Technology Corp.
Inventor： Hung-Shou Nien , Chung-Sheng Cheng
IPC: H01L35/00
CPC classification number: H03K3/011 , H02M3/1588 , H02M2001/0025 , Y02B70/1466
Abstract: For thermal compensation for an intrinsic element in a system, a circuit and method are proposed to predict the temperature variation caused by power loss of the intrinsic element, in addition to sense the external environment temperature variation of the intrinsic element, and thus sense the operational temperature of the intrinsic element more precisely.
Abstract translation: 对于系统中本征元件的热补偿，提出了一种电路和方法来预测由本征元件的功率损耗引起的温度变化，以及感测本征元件的外部环境温度变化，从而感知操作 内在元素的温度更精确。
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公开(公告)号：US20140269840A1
公开(公告)日：2014-09-18
申请号：US14194673
申请日：2014-03-01
Applicant: RICHTEK TECHNOLOGY CORP
Inventor： Sheng-Fu Hsiao , Hung-Shou Nien , Kuang-Feng Li , Yu-Wei Chang
CPC classification number: G01K7/16 , G01K2217/00
Abstract: A temperature detecting circuit and method thereof, adapted to a voltage converter circuit which includes a current detecting circuit having a detecting output port outputting a current detecting signal proportional to an output current of the voltage converter circuit, includes: a current signal processing unit, having a signal input port coupling to the detecting output port, a first detecting output port generating a first processing signal with a first temperature coefficient, a second detecting output port generating a second processing signal with a second temperature coefficient, wherein the first and the second processing signals are proportional to the current detecting signal; and, a temperature calculating unit, receiving the first and the second processing signals and performing calculation to derive a temperature value.
Abstract translation: 一种温度检测电路及其方法，适用于包括电流检测电路的电压转换器电路，所述电流检测电路具有输出与所述电压转换器电路的输出电流成比例的电流检测信号的检测输出端口，所述电流检测电路包括：电流信号处理单元， 耦合到检测输出端口的信号输入端口，产生具有第一温度系数的第一处理信号的第一检测输出端口，产生具有第二温度系数的第二处理信号的第二检测输出端口，其中第一和第二处理 信号与电流检测信号成比例; 以及温度计算单元，接收第一处理信号和第二处理信号，并进行计算以导出温度值。
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公开(公告)号：US09568376B2
公开(公告)日：2017-02-14
申请号：US14194673
申请日：2014-03-01
Applicant: RICHTEK TECHNOLOGY CORP
Inventor： Sheng-Fu Hsiao , Hung-Shou Nien , Kuang-Feng Li , Yu-Wei Chang
CPC classification number: G01K7/16 , G01K2217/00
Abstract: A temperature detecting circuit and method thereof, adapted to a voltage converter circuit which includes a current detecting circuit having a detecting output port outputting a current detecting signal proportional to an output current of the voltage converter circuit, includes: a current signal processing unit, having a signal input port coupling to the detecting output port, a first detecting output port generating a first processing signal with a first temperature coefficient, a second detecting output port generating a second processing signal with a second temperature coefficient, wherein the first and the second processing signals are proportional to the current detecting signal; and, a temperature calculating unit, receiving the first and the second processing signals and performing calculation to derive a temperature value.
Abstract translation: 一种温度检测电路及其方法，适用于包括电流检测电路的电压转换器电路，所述电流检测电路具有输出与所述电压转换器电路的输出电流成比例的电流检测信号的检测输出端口，所述电流检测电路包括：电流信号处理单元， 耦合到检测输出端口的信号输入端口，产生具有第一温度系数的第一处理信号的第一检测输出端口，产生具有第二温度系数的第二处理信号的第二检测输出端口，其中第一和第二处理 信号与电流检测信号成比例; 以及温度计算单元，接收第一处理信号和第二处理信号，并进行计算以导出温度值。
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