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    • 22. 发明授权
    • Booster circuit
    • 增压电路
    • US07215179B2
    • 2007-05-08
    • US10535102
    • 2003-09-26
    • Takanori YamazoeTakeo Kanai
    • Takanori YamazoeTakeo Kanai
    • G05F1/10
    • G11C5/146G11C5/145H02M3/073H02M2001/009H02M2003/071H02M2003/075H02M2003/076
    • The present invention relates to a booster circuit of a non-volatile memory requiring a plus or minus high voltage equal to or higher than a power-supply voltage. The present invention can generate a high voltage of approximately 12 V even at a low power-supply voltage equal to or lower than 3 V and generate not only a plus high voltage but also a minus high voltage by the same circuit. Also, by combining a body-controlled type parallel charge pump, which is a booster circuit according to the present invention, with a serial-type charge pump, two types of high voltages can be efficiently generated and a reduction in chip areas can be achieved.
    • 本发明涉及一种非易失性存储器的升压电路,其需要等于或高于电源电压的正或负高电压。 本发明即使在等于或低于3V的低电源电压下也可产生大约12V的高电压,并且不仅通过相同电路产生正高电压而且产生负高电压。 此外,通过将根据本发明的升压电路的身体控制型并联电荷泵与串联型电荷泵组合,可以有效地产生两种类型的高电压,并且可以实现芯片面积的减少 。
    • 23. 发明授权
    • Non-contact electronic device
    • 非接触式电子设备
    • US07994923B2
    • 2011-08-09
    • US12053269
    • 2008-03-21
    • Kazuki WatanabeTakanori Yamazoe
    • Kazuki WatanabeTakanori Yamazoe
    • G08B13/14
    • G06K19/0723
    • A contactless electronic device comprises a semiconductor integrated circuit device, a plurality of antennas (or antenna coils) for receiving high-frequency signals supplied by radio waves or electromagnetic waves having different frequencies. An interface judgment circuit judges which antenna the high-frequency signals are inputted through, and according to a result of the judgment, the operation of the semiconductor integrated circuit device is changed. In this manner, the contactless electronic device becomes possible to respond to a plurality of communication protocols using high-frequency signals having different frequencies, while contactless electronic devices have been impossible to respond to communication protocols using various high-frequency signals.
    • 非接触式电子设备包括半导体集成电路器件,用于接收由无线电波提供的高频信号或具有不同频率的电磁波的多个天线(或天线线圈)。 接口判断电路通过判断哪个天线输入高频信号,根据判断结果,改变半导体集成电路装置的动作。 以这种方式,非接触电子设备可以使用具有不同频率的高频信号对多个通信协议进行响应,而非接触式电子设备不可能对使用各种高频信号的通信协议做出响应。
    • 24. 发明申请
    • NON-CONTACT ELECTRONIC DEVICE
    • 非接触式电子设备
    • US20090267736A1
    • 2009-10-29
    • US12053269
    • 2008-03-21
    • Kazuki WATANABETakanori Yamazoe
    • Kazuki WATANABETakanori Yamazoe
    • H04Q5/22
    • G06K19/0723
    • A contactless electronic device comprises a semiconductor integrated circuit device, a plurality of antennas (or antenna coils) for receiving high-frequency signals supplied by radio waves or electromagnetic waves having different frequencies. An interface judgment circuit judges which antenna the high-frequency signals are inputted through, and according to a result of the judgment, the operation of the semiconductor integrated circuit device is changed. In this manner, the contactless electronic device becomes possible to respond to a plurality of communication protocols using high-frequency signals having different frequencies, while contactless electronic devices have been impossible to respond to communication protocols using various high-frequency signals.
    • 非接触式电子设备包括半导体集成电路器件,用于接收由无线电波提供的高频信号或具有不同频率的电磁波的多个天线(或天线线圈)。 接口判断电路通过判断哪个天线输入高频信号,根据判断结果,改变半导体集成电路装置的动作。 以这种方式,非接触电子设备可以使用具有不同频率的高频信号对多个通信协议进行响应,而非接触式电子设备不可能响应使用各种高频信号的通信协议。
    • 28. 发明申请
    • Charge pump circuit and non-volatile memory using the same
    • 电荷泵电路和非易失性存储器使用相同
    • US20050207236A1
    • 2005-09-22
    • US11050753
    • 2005-02-07
    • Takanori YamazoeYuichiro AkimotoHisanobu IshidaEiji YamasakiNobuhiro Oodaira
    • Takanori YamazoeYuichiro AkimotoHisanobu IshidaEiji YamasakiNobuhiro Oodaira
    • G11C16/06G11C16/04G11C16/10G11C16/12H02M3/07
    • G11C16/12
    • The present invention allows different stepped-up voltages and different output currents to be generated in one charge pump circuit without increasing the chip area of the charge pump circuit and also electric power consumption in the charge pump circuit to be reduced to a very low power consumption level in standby mode and other modes. The present invention provides a semiconductor integrated circuit device which, in one charge pump circuit with an N number of basic pump cell stages connected to step up voltages in the erase and write modes of a non-volatile memory or the like, generates stepped-up voltages lower than in the erase and write modes and different from one another in output current supply capability, by using series- or parallel-connected pump cells not in excess of the N number of pump cell stages mentioned above, and changes a voltage step-up clock to a stepped-up voltage detection signal.
    • 本发明允许在一个电荷泵电路中产生不同的升压电压和不同的输出电流,而不增加电荷泵电路的芯片面积,并且还将电荷泵电路中的电力消耗降低到非常低的功耗 待机模式等模式。 本发明提供了一种半导体集成电路器件,其在非易失性存储器等的擦除和写入模式下连接有N个基本泵浦单元级的一个电荷泵电路中的升压电压产生升压 通过使用不超过上述N个泵浦电池级的串联或并联连接的泵浦电池,电压低于擦除和写入模式,并且输出电流供应能力彼此不同, 上升时钟到升压电压检测信号。