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    • 1. 发明申请
    • ONE-TIME PROGRAMMABLE MEMORY, INTEGRATED CIRCUIT INCLUDING SAME, AND METHOD THEREFOR
    • 一次性可编程存储器,包括它们的集成电路及其方法
    • US20130286710A1
    • 2013-10-31
    • US13455723
    • 2012-04-25
    • Jefferson W. HallJosef HalamikPavel Londak
    • Jefferson W. HallJosef HalamikPavel Londak
    • G11C17/00
    • G11C17/16G11C17/18
    • A one-time programmable memory includes a first one-time programmable memory cell including a fuse core having an input terminal for receiving a trim signal, an output terminal for providing a sense signal, and a fuse. The fuse core conducts current through the fuse in response to the trim signal. The one-time programmable memory cell also includes a sense circuit having an input terminal coupled to the output terminal of the fuse core, and an output terminal for providing a termination signal, and a logic circuit having a first input terminal for receiving a program enable signal, a second input terminal for receiving a data signal, a third input terminal coupled to the output terminal of the sense circuit for receiving the termination signal, and an output terminal coupled to the input terminal of the fuse core for providing the trim signal.
    • 一次性可编程存储器包括第一一次可编程存储器单元,其包括具有用于接收修整信号的输入端的熔丝芯,用于提供感测信号的输出端和熔丝。 保险丝芯响应于微调信号导通电流通过保险丝。 一次性可编程存储单元还包括感测电路,其具有耦合到保险丝芯的输出端的输入端和用于提供终止信号的输出端,以及具有用于接收程序使能的第一输入端的逻辑电路 信号,用于接收数据信号的第二输入端,耦合到读出电路的输出端用于接收终止信号的第三输入端,以及耦合到保险丝芯的输入端用于提供微调信号的输出端。
    • 10. 发明授权
    • Switching power supply with reduced energy transfer during a fault condition
    • 在故障状态下切换电源,减少能量传递
    • US06385060B1
    • 2002-05-07
    • US09745558
    • 2000-12-21
    • Christophe BassoJosef HalamikRoman Urban
    • Christophe BassoJosef HalamikRoman Urban
    • H02M3335
    • H02M1/32H02M1/36
    • A switching regulator (18) for use in a switching power supply (10) detects a fault condition by looking for presence of feedback signals during a timer period. If feedback is present but less than a threshold value during the timer period, then the switching power supply (10) is operating normally. If feedback is not present during the timer period, then the switching power supply is in a fault condition. One way of implementing the timer is to charge and discharge by-pass capacitor (23). The timer period is the time for the VCC voltage to drop from a maximum value to a predetermined threshold. When a fault is detected, the gate drive signal from the switching regulator is disabled for a period of time before attempting auto-restart.
    • 用于开关电源(10)的开关调节器(18)通过在定时器周期期间寻找反馈信号的存在来检测故障状况。 如果在定时器周期期间存在反馈但小于阈值,则开关电源(10)正常工作。 如果在定时器周期内不存在反馈,则开关电源处于故障状态。 实现定时器的一种方式是对旁路电容器(23)充电和放电。 定时器周期是VCC电压从最大值下降到预定阈值的时间。 当检测到故障时,来自开关稳压器的栅极驱动信号在尝试自动重启之前一段时间被禁用。