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    • 3. 发明授权
    • High current-gain PNP transistor
    • 高电流增益PNP晶体管
    • US4924288A
    • 1990-05-08
    • US312372
    • 1989-02-15
    • Robert A. Neidorff
    • Robert A. Neidorff
    • H01L29/417H01L29/735
    • H01L29/41708H01L29/735
    • A high current gain high-frequency planar process PNP transistor comprising an emitter region and a surrounding annular collector. The surface of the transistor is covered with an insulative oxide layer, with an aperture to the emitter region. An overlaying metal layer is provided which substantially covers the base region between the emitter and collector. Connection to the emitter region is provided with an extension of the metal surface to the aperture. However except for this connection, the surface area above the emitter region is not covered by the metal layer. The resulting transistor provides a high-frequency PNP transistor with significantly enhanced Beta.
    • 包括发射极区域和周围环形收集器的高电流增益高频平面处理PNP晶体管。 晶体管的表面被绝缘氧化物层覆盖,具有到发射极区的孔径。 提供覆盖金属层,其基本上覆盖发射极和集电极之间的基极区域。 与发射极区域的连接设置有金属表面与孔径的延伸。 然而,除了这种连接之外,发射极区域上方的表面积不被金属层覆盖。 所产生的晶体管提供了具有显着增强的Beta的高频PNP晶体管。
    • 4. 发明授权
    • Fast, low-power, low-drop driver circuit
    • 快速,低功耗,低压驱动电路
    • US4727264A
    • 1988-02-23
    • US749307
    • 1985-06-27
    • Robert A. Neidorff
    • Robert A. Neidorff
    • H03K17/0422H03K17/615H03K17/00
    • H03K17/0422H03K17/615Y10T307/826
    • A power driver circuit which provides a low voltage drop thereacross when turned on, without being driven into hard saturation. Hard saturation of the circuit according to the present invention is prevented by additional circuit elements which allow the transistor output circuit to be turned on while diverting excess drive current away from the input transistor. As a result, the driver circuit can provide the low saturation voltage and avoid unnecessary saturation of the output transistor while maintaining high-speed switching operation. The circuit may be implemented by discrete components, by a single integrated circuit or part of a larger integrated circuit.
    • 电源驱动器电路,当打开时提供低压降,而不会被驱动到硬饱和。 通过附加的电路元件来防止根据本发明的电路的硬饱和度,这允许晶体管输出电路导通,同时使过多的驱动电流远离输入晶体管。 结果,驱动电路可以提供低饱和电压,并且在保持高速开关操作的同时避免输出晶体管的不必要的饱和。 电路可以由分立元件,单个集成电路或较大集成电路的一部分来实现。
    • 9. 发明授权
    • System architecture for a power distribution network and method of operation
    • 配电网络的系统架构及运行方式
    • US07536566B2
    • 2009-05-19
    • US11234899
    • 2005-09-26
    • Steven M. HemmahRobert A. NeidorffJonathan M. Bearfield
    • Steven M. HemmahRobert A. NeidorffJonathan M. Bearfield
    • G06F1/00
    • H04L12/10
    • Digital and analog functionality are separated and optimized in an Ethernet port architecture to free port circuit space for additional desired functionality. A power controller and physical link controller for the port share a high speed communication link to transfer information and control instructions from one to the other. The physical link controller provides digital functionality and processing capabilities that can generate power control instructions sent to the power controller over the high speed link. The power controller provides analog functionality for controlling the power supplied to the network connection and transfers power related information to the physical link controller over the high speed communication link and receives control instructions through a digital interface. The separation of digital of analog functionality simplifies the power control circuitry, removes redundancy, and frees valuable circuit board space for other desired functionality.
    • 数字和模拟功能在以太网端口架构中分离和优化,以便为端口电路空间提供额外的所需功能。 用于端口的功率控制器和物理链路控制器共享高速通信链路,以将信息和控制指令从一个传输到另一个。 物理链路控制器提供数字功能和处理能力,可以生成通过高速链路发送到功率控制器的功率控制指令。 功率控制器提供用于控制提供给网络连接的功率的模拟功能,并通过高速通信链路将功率相关信息传送到物理链路控制器,并通过数字接口接收控制指令。 模拟功能的数字分离简化了电源控制电路,消除了冗余,并为其他所需的功能释放了有价值的电路板空间。
    • 10. 发明授权
    • Method and apparatus for controlling the flow of a medium
    • 用于控制介质流动的方法和装置
    • US5562596A
    • 1996-10-08
    • US011409
    • 1993-01-29
    • Steven M. PincusRobert A. Neidorff
    • Steven M. PincusRobert A. Neidorff
    • G06F17/00G06F19/00A61M1/10
    • A61B5/04525G06F19/3406
    • A quantification of approximate entropy is determined on a set of data by comparing subsets of the data. The comparison reveals the regularity and stability of similar patterns amongst subsets of the data. The comparisons perform such that the contribution of noise to measurement of the regularity and stability is minimized. Quantitative values are assigned to measure the degree of regularity and stability. From these quantitative values a single output measure is generated indicative of the amount of patternness of the sequence of data. The calculations required to determine this approximate entropy are preferably performed within a data processing system. Numerous peripheral devices may be attached to such a data processing system. The types of data for which the approximate entropy may be calculated include any sets of data wherein the amount of patternness is sought.
    • 通过比较数据的子集,对一组数据确定近似熵的量化。 比较显示了数据子集中类似模式的规律性和稳定性。 比较表明,噪声对规则性和稳定性测量的贡献最小化。 指定定量值来衡量规律性和稳定性。 从这些定量值中,产生指示数据序列的模式量的单个输出度量。 确定该近似熵所需的计算优选地在数据处理系统内执行。 许多外围设备可以附接到这样的数据处理系统。 可以计算近似熵的数据类型包括寻求图案量的任何数据集合。