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    • 3. 发明授权
    • Inrush current control circuit
    • 浪涌电流控制电路
    • US06335654B1
    • 2002-01-01
    • US09528800
    • 2000-03-17
    • Steven W. Cole
    • Steven W. Cole
    • G05F302
    • G05F1/565H02H9/001
    • An inrush current control circuit having an input terminal connected to a DC power supply and an output terminal connected to a load capacitor limits the inrush current that charges up the load capacitor during power up of a system. When the DC power supply applies a DC voltage to the input terminal, the inrush current control circuit produces a voltage ramp at the load capacitor instead of an abrupt DC voltage. The voltage ramp results in a constant low level current to charge up the load capacitor, greatly reducing the current drain on the DC power supply.
    • 具有连接到DC电源的输入端和与负载电容相连的输出端的浪涌电流控制电路限制在系统加电期间对负载电容充电的浪涌电流。 当直流电源向输入端施加直流电压时,浪涌电流控制电路在负载电容器上产生电压斜坡而不是突然的直流电压。 电压斜坡导致恒定的低电平电流来充电负载电容器,大大减少了直流电源上的电流消耗。
    • 4. 发明申请
    • FEEDBACK SENSOR FOR REAL-TIME MANAGEMENT OF SICKLE CELL DISEASE
    • 反馈传感器用于实时管理病毒性疾病
    • US20100198037A1
    • 2010-08-05
    • US12697531
    • 2010-02-01
    • Steven W. Cole
    • Steven W. Cole
    • A61B5/00
    • A61B5/0059A61B5/1455A61B5/7275G16H50/30
    • Described herein are devices, systems and methods for real-time (or near real-time) monitoring of red blood cell morphology, and in particular, monitoring of sickling to provide an indication of the risk of a the downstream consequences of sickling, such as the pain crises and associated hypoxic tissue damage which may occur as sickling progresses. The monitors describe herein may be continuous (e.g., sampling the subject continuously while worn or activated), or they may operate at a predetermine or selectable sampling rate. In some variations, the devices described herein are worn or applied to the patient non-invasively or minimally invasively.
    • 本文描述了用于实时(或接近实时)监测红细胞形态的装置,系统和方法,特别是监测镰刀以提供镰刀的下游后果的风险,例如 痛苦危机和相关的缺氧组织损伤可能会随着镰刀进行而发生。 这里描述的监视器可以是连续的(例如,在磨损或激活时持续对准对象),或者它们可以以预定或可选择的采样率进行操作。 在一些变型中,本文所描述的装置以非侵入式或最小侵入的方式佩戴或应用于患者。
    • 5. 发明授权
    • Method and apparatus for frequency spectrum analysis
    • 频谱分析方法和装置
    • US5122731A
    • 1992-06-16
    • US660371
    • 1991-02-25
    • Steven W. Cole
    • Steven W. Cole
    • G01R23/167
    • G01R23/167
    • The invention relates to a method and apparatus for frequency spectrum analysis of an unknown signal in real time based upon integration of 1-bit samples of signal voltage amplitude corresponding to sine or cosine phases of a controlled center frequency clock used to time the samples taken, but preferably corresponding to both sine and cosine phases of the center frequency clock which is changed after each integration interval to sweep the frequency range of interest in steps. Integration of samples during each interval is carried out over a number of cycles of the center frequency clock spanning a number of cycles of an input signal to be analyzed. The invention may be used to detect the frequency of at least two signals simultaneously. By using a reference signal of known frequency and voltage amplitude (added to the two signals for parallel processing in the same way, but in a different channel with a sampling at the known frequency and phases of the reference signal), the absolute voltage amplitude of the other two signals may be determined by squaring the sine and cosine integrals of each channel and summing the squares to obtain relative power measurements in all three channels and, from the known voltage amplitude of the reference signal, obtaining an absolute voltage measurement for the other two signals by multiplying the known voltage of the reference signal with the ratio of the relative power of each of the other two signals to the relative power of the reference signal.
    • 本发明涉及一种用于实时地对未知信号进行频谱分析的方法和装置,该方法和装置基于对应于用于采样时间的受控中心频率时钟的正弦或余弦相位的信号电压幅度的1位样本的积分, 但是优选地对应于中心频率时钟的正弦和余弦相位,其在每个积分间隔之后被改变,以逐步扫描感兴趣的频率范围。 在每个间隔期间对样本的积分在跨越要分析的输入信号的多个周期的中心频率时钟的多个周期内进行。 本发明可以用于同时检测至少两个信号的频率。 通过使用已知频率和电压幅度的参考信号(以相同的方式添加到两个信号用于并行处理,但在具有在参考信号的已知频率和相位的采样的不同信道中),绝对电压幅度 可以通过平方每个通道的正弦和余弦积分来确定其他两个信号,并且对所有三个通道求和以获得相对功率测量值,并从参考信号的已知电压幅度获得另一个信号的绝对电压测量值 通过将参考信号的已知电压与其他两个信号中的每一个的相对功率与参考信号的相对功率的比值相乘来产生两个信号。
    • 6. 发明授权
    • Method and apparatus for I-V data acquisition from solar cells
    • 从太阳能电池获取I-V数据的方法和装置
    • US4528503A
    • 1985-07-09
    • US245583
    • 1981-03-19
    • Steven W. Cole
    • Steven W. Cole
    • G01R31/26H02S50/10
    • G01R31/2603H02S50/10Y10S136/29
    • A method and apparatus for logging current-voltage (I-V) characteristic d of a solar cell module (10) in two modes using a portable instrument. One mode controls the load current through a circuit (36) in 256 equal intervals while voltage is measured from open circuit to at least halfway into the knee of the curve and the other mode controls the load voltage through a circuit (34) in 256 equal intervals from the lowest voltage measurement possible (short circuit) to at least halfway into the knee of the curve, under control of a microcomputer (12). All measurements are packed by discarding each measurement that is within 0.5% of the value predicted from two previous measurements, except every ninth (9th) measurement which is retained. The remaining data is further packed into a memory block of a detachable storage medium (14) by recording the data points in sequence following a header containing data common to all points, with each point having the value of the controlled parameter recorded as the number of increments from the previous point recorded followed by the measured value. The detachable storage medium is preferably a solid state device for reliability, and is transferable to a playback terminal which unpacks the data for analysis and display.
    • 一种使用便携式仪器以两种模式记录太阳能电池模块(10)的电流 - 电压(I-V)特征数据的方法和装置。 一个模式通过电路(36)以256个等间隔控制负载电流,同时从开路测量电压至至少一半到曲线的拐点,另一个模式通过电路(34)以256相等的方式控制负载电压 在微型计算机(12)的控制下,可以从最低电压测量(短路)到至少一半的曲线的膝部的间隔。 除了保留的第九(9)测量之外,所有测量都是通过将每个测量值排除在前面两次测量值预测值的0.5%以内进行打包的。 剩下的数据通过按照包含所有点公用的数据的标题顺次记录数据点,进一步打包到可拆卸存储介质(14)的存储块中,每个点的受控参数的值记录为 从之前记录的跟随测量值的增量。 可拆卸存储介质优选为可靠的固态设备,并且可转移到重新分配和显示数据的重放终端。
    • 7. 发明授权
    • Full-charge indicator for battery chargers
    • 充电指示灯
    • US4394613A
    • 1983-07-19
    • US225961
    • 1981-01-19
    • Steven W. Cole
    • Steven W. Cole
    • H02J7/00H02J7/10G01R19/165
    • H02J7/008Y10S320/21Y10S320/25Y10S323/902
    • A full-charge indicator for battery chargers, includes a transistor which is in a conductive state as long as charging current to the battery is not less than a level which indicates that the battery did not reach full charge. When the battery reaches full charge, a voltage drop in a resistor in the charging current path is not sufficient to maintain the transistor in a conducting state, and therefore it is switched off. When this occurs an LED is turned on, to indicate a full charge state of the battery. A photocoupler together with a photocoupler transistor are included. When the transistor is off, the photocoupler activates the photocoupler transistor to shunt out a resistor, thereby reducing the charging current to the battery to a float charging current and prevent the battery from being overcharged and damaged.
    • 电池充电器的满充电指示器包括只要对电池的充电电流不小于指示电池未充满电的电平处于导通状态的晶体管。 当电池达到完全充电时,充电电流路径中的电阻器的电压降不足以保持晶体管处于导通状态,因此它被关断。 当发生这种情况时,LED将亮起,以指示电池的完全充电状态。 包括光电耦合器和光电耦合器晶体管。 当晶体管关闭时,光电耦合器激活光电耦合器晶体管以分流电阻器,从而将电池的充电电流减小到浮充电流并防止电池过充电和损坏。