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    • 1. 发明授权
    • System for compensating for variations in clock signal frequency
    • 用于补偿时钟信号频率变化的系统
    • US08643410B1
    • 2014-02-04
    • US13602199
    • 2012-09-02
    • Prashant BhargavaMohit AroraJames R. FeddelerMartin Mienkina
    • Prashant BhargavaMohit AroraJames R. FeddelerMartin Mienkina
    • H03K9/08
    • G04F10/04H03L7/00
    • A system for compensating for variations in the frequency of an input clock signal having a first frequency includes a coarse counter that receives the input clock signal, counts a predetermined number of clock pulses of the input clock signal, and generates a coarse compensated clock signal having a second frequency. A first compensation module adjusts a clock pulse of the input clock signal based on a coarse compensation value. A residual period adjustment module accumulates a fine compensation value for each clock pulse of the coarse compensated clock signal. A fine counter operates at a third frequency of a fine clock signal, receives an adjusted delay value based on the accumulated fine compensation value, counts a number of fine clock pulses in each clock pulse of the coarse compensated clock signal, and generates a fine compensated clock signal having the second frequency.
    • 用于补偿具有第一频率的输入时钟信号的频率变化的系统包括接收输入时钟信号的粗计数器,对输入时钟信号的预定数量的时钟脉冲进行计数,并产生具有 第二个频率。 第一补偿模块基于粗略的补偿值调整输入时钟信号的时钟脉冲。 残余周期调整模块对粗补偿时钟信号的每个时钟脉冲累积精细补偿值。 精细计数器以精细时钟信号的第三频率工作,基于累积的精细补偿值接收经调整的延迟值,对粗略补偿时钟信号的每个时钟脉冲中的精细时钟脉冲数进行计数,并产生精细补偿 时钟信号具有第二频率。
    • 5. 发明申请
    • CLOCK CIRCUIT FOR PROVIDING AN ELECTRONIC DEVICE WITH A CLOCK SIGNAL, ELECTRONIC DEVICE WITH A CLOCK CIRCUIT AND METHOD FOR PROVIDING AN ELECTRONIC DEVICE WITH A CLOCK SIGNAL
    • 用于提供具有时钟信号的电子设备的时钟电路,具有时钟电路的电子设备和用于提供具有时钟信号的电子设备的方法
    • US20130113527A1
    • 2013-05-09
    • US13810523
    • 2010-07-20
    • Martin Mienkina
    • Martin Mienkina
    • G06F1/08
    • G06F1/08G06F1/324Y02D10/126
    • This invention relates to a clock circuit for providing an electronic device with a clock signal having an adjustable clock frequency. The clock circuit is adapted to receive information regarding a context level of the electronic device and to dynamically control the clock frequency of the clock signal according to the context level. The dynamical control of the clock circuit output frequency based on the context level enables automated power-to-performance control of the electronic device. The invention also relates to an electronic device comprising a context setting unit adapted to set a context level in which the electronic device is operated and a clock circuit. Furthermore, it relates to a method of providing an electronic device with a clock signal having an adjustable clock frequency, wherein a clock circuit receives information regarding a context level of the electronic device; and wherein the clock circuit dynamically controls the clock frequency of the clock signal according to the context level.
    • 本发明涉及一种用于向电子设备提供具有可调时钟频率的时钟信号的时钟电路。 时钟电路适于接收关于电子设备的上下文级别的信息,并且根据上下文级别来动态地控制时钟信号的时钟频率。 基于上下文级别的时钟电路输出频率的动态控制实现了电子设备的自动功率对性能的控制。 本发明还涉及一种电子设备,包括适于设置电子设备操作的上下文级别和时钟电路的上下文设置单元。 此外,本发明涉及一种向电子设备提供具有可调时钟频率的时钟信号的方法,其中时钟电路接收关于电子设备的上下文级别的信息; 并且其中所述时钟电路根据所述上下文级别来动态地控制所述时钟信号的时钟频率。
    • 8. 发明授权
    • Sin-Cos sensor arrangement, integrated circuit and method therefor
    • Sin-Cos传感器布置,集成电路及其方法
    • US09065475B2
    • 2015-06-23
    • US12302221
    • 2006-06-01
    • Martin MienkinaLeos Chalupa
    • Martin MienkinaLeos Chalupa
    • G01C17/00H03M1/64
    • H03M1/645
    • A Sin-Cos sensor arrangement comprises a Sin-Cos sensor operably coupled to signal processing logic via a hardware interface. The hardware interface is arranged to provide the signal processing logic with analog sine and cosine waveforms indicative of fine position data and binary counterparts of the analog sine and cosine waveforms (Phase_A and Phase_B) indicative of rough position data. The signal processing logic is arranged to determine a position and speed of the Sin-Cos sensor by compensating for inaccuracies between analog sine and cosine waveforms and their binary counterparts. In this manner, a fully software-based solution provides a fast, efficient and high accuracy position and speed estimation based on the processing of the analog sine and cosine signals and the digital representation thereof of the Sin-Cos sensor.
    • Sin-Cos传感器装置包括经由硬件接口可操作地耦合到信号处理逻辑的Sin-Cos传感器。 硬件接口被布置为向信号处理逻辑提供指示精细位置数据的模拟正弦和余弦波形以及指示粗略位置数据的模拟正弦和余弦波形(Phase_A和Phase_B)的二进制对应物。 信号处理逻辑被设置为通过补偿模拟正弦和余弦波形之间的不准确度及其二进制对应来确定Sin-Cos传感器的位置和速度。 以这种方式,完全基于软件的解决方案提供了基于模拟正弦和余弦信号的处理及其Sin-Cos传感器的数字表示的快速,有效和高精度的位置和速度估计。
    • 9. 发明授权
    • Method and apparatus for generating a modulated waveform signal
    • 用于产生调制波形信号的方法和装置
    • US08278988B2
    • 2012-10-02
    • US12997104
    • 2008-06-27
    • Martin MienkinaPavel Grasblum
    • Martin MienkinaPavel Grasblum
    • H03H11/26
    • H03K7/08H03K5/159
    • A semiconductor device comprising timer logic for generating a first modulated waveform signal, and delay logic, operably coupled to the timer logic and arranged to provide a first delay in a rising edge of the first modulated waveform signal generated by the timer logic; and provide a second delay in a falling edge of the first modulated waveform generated by the timer logic. The first delay and second delay of the first modulated waveform forms a second, refined modulated waveform signal that comprises a higher frequency resolution than a frequency resolution of the first modulated waveform signal.
    • 一种半导体器件,包括用于产生第一调制波形信号的定时器逻辑和延迟逻辑,其可操作地耦合到定时器逻辑并被布置成在定时器逻辑产生的第一调制波形信号的上升沿提供第一延迟; 并且在由定时器逻辑产生的第一调制波形的下降沿提供第二延迟。 第一调制波形的第一延迟和第二延迟形成第二精细调制波形信号,其包括比第一调制波形信号的频率分辨率更高的频率分辨率。