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    • 1. 发明授权
    • Reconfigurable neural network and difference-square neuron
    • 可重构神经网络和差分平方神经元
    • US5751913A
    • 1998-05-12
    • US688055
    • 1996-07-29
    • Tzi-Dar ChiuehHwai-Tsu ChangFang-Ru HsuWan-Yu Meng
    • Tzi-Dar ChiuehHwai-Tsu ChangFang-Ru HsuWan-Yu Meng
    • G06N3/063G06N3/08G06F15/18
    • G06N3/082G06N3/063
    • A reconfigurable neural network includes several switches each having at least two conductive leads, data flow direction of the conductive leads is programmed to select one of the conductive leads as input switch lead and select another one of the conductive leads as an output switch lead. Several processing elements each having leads connected to the switches, where the processing elements and the switches are interconnected in one-dimension manner. The neural network of interconnected switches and processing elements has a bit-serial input and a bit-serial output. Each of the processing elements comprising: (a) a serial-in-parallel-out difference-square accumulator having a first input coupled to one of the interconnected switches and generating a first output; (b) an activation function for transforming the first output of the serial-in-parallel-out difference-square accumulator and generating a second output; and (c) a parallel-in-serial-out shift register for shifting out the second output of the activation function serially to one of the interconnected switches.
    • 可重新配置的神经网络包括几个开关,每个开关具有至少两个导电引线,导电引线的数据流动方向被编程为选择一个导电引线作为输入开关引线,并选择另一个导电引线作为输出开关引线。 几个处理元件各自具有连接到开关的引线,其中处理元件和开关以一维方式互连。 互连开关和处理元件的神经网络具有位串行输入和位串行输出。 每个处理元件包括:(a)串并行输出差分平方累加器,其具有耦合到互连开关之一并产生第一输出的第一输入; (b)激活功能,用于变换串并行输出差分平方累加器的第一输出并产生第二输出; 和(c)串并联移位寄存器,用于将激活功能的第二输出串联移动到互连开关之一。
    • 3. 发明授权
    • Reconfigurable neural network
    • 可重构神经网络
    • US5742741A
    • 1998-04-21
    • US683254
    • 1996-07-18
    • Tzi-Dar ChiuehHwai-Tsu ChangYeh-Rong HsuHuang-Lin YangChung-Chih Chang
    • Tzi-Dar ChiuehHwai-Tsu ChangYeh-Rong HsuHuang-Lin YangChung-Chih Chang
    • G06N3/063G06N3/08G06F15/18
    • G06N3/082G06N3/063
    • A reconfigurable neural network is disclosed. The neural network includes a plurality of switches each having at least two conductive leads, wherein data flow direction of the conductive leads of the switches is programmed to select one of the conductive leads as input switch lead and select another one of the conductive leads as an output switch lead. A plurality of processing elements each having a plurality of leads connected to the switches, wherein the processing elements and the switches are interconnected in one-dimension manner. Each of the processing elements comprising: (a) a serial-in-parallel-out accumulator having a first input coupled to one of the interconnected switches and generating a first output; (b) an activation function for transforming the first output of the serial-in-parallel-out accumulator and generating a second output; and (c) a parallel-in-serial-out shift register for shifting out the second output of the activation function serially to one of the interconnected switches.
    • 公开了一种可重构神经网络。 神经网络包括多个开关,每个开关具有至少两个导电引线,其中开关的导电引线的数据流动方向被编程为选择一个导电引线作为输入开关引线,并选择另一个导电引线作为 输出开关引线。 多个处理元件各自具有连接到开关的多个引线,其中处理元件和开关以一维方式互连。 每个处理元件包括:(a)串并行输出累加器,其具有耦合到互连开关中的一个并产生第一输出的第一输入; (b)激活功能,用于变换串并行输出累加器的第一输出并产生第二输出; 和(c)串并联移位寄存器,用于将激活功能的第二输出串联移动到互连开关之一。
    • 4. 发明授权
    • Wireless remote control system
    • 无线遥控系统
    • US08305251B2
    • 2012-11-06
    • US12702792
    • 2010-02-09
    • Tzi-Dar Chiueh
    • Tzi-Dar Chiueh
    • H04L17/02
    • G08C23/02
    • A wireless remote control system is provided. This system includes a remote controller, plural detectors, and a decision module. The detectors are used for detecting the frequency a wireless signal emitted by the remote controller and respectively generate a detecting result. Based on at least one frequency difference between the detecting results, the decision module determines how the remote controller is moving and thereby generates a control signal. Because the decision module needs no knowledge of the frequency of the emitted wireless signal, the wireless remote controller has the advantages of small size, low cost, and low power consumption.
    • 提供无线遥控系统。 该系统包括遥控器,多个检测器和决定模块。 检测器用于检测由遥控器发射的无线信号的频率,并分别产生检测结果。 基于检测结果之间的至少一个频率差,决定模块确定遥控器如何移动,从而产生控制信号。 由于决策模块不需要了解发射无线信号的频率,所以无线遥控器具有体积小,成本低,功耗低的优点。
    • 5. 发明授权
    • Method and circuitry for controlling a phase-locked loop by analog and digital signals
    • 用于通过模拟和数字信号控制锁相环的方法和电路
    • US06674824B1
    • 2004-01-06
    • US09339704
    • 1999-06-24
    • Tzi-Dar ChiuehJen-Shi WuJin-Bin Yang
    • Tzi-Dar ChiuehJen-Shi WuJin-Bin Yang
    • H04D324
    • H03L7/187H03K3/0322H03L7/089H03L7/0995H03L7/10H03L7/193
    • A mixed-signal-controlled phase-locked loop is provided. This loop includes a mixed-signal-controlled oscillator circuit for generating an oscillating signal having an oscillating frequency and a phase in response to a digital control signal and an analog control signal, a phase-frequency detector circuit electrically connected to the mixed-signal-controlled oscillator circuit, detecting the phase and the oscillating frequency of the oscillating signal and comparing the phase and the oscillating frequency with those of a reference signal to generate an error signal after the phase and oscillating frequency are detected, and a mixed-control-signal-producing circuit electrically connected to the mixed-signal-controlled oscillator circuit and the phase-frequency detector circuit for receiving the error signal to output the analog control signal and the digital control signal to the mixed-signal-controlled oscillator circuit.
    • 提供了混合信号控制的锁相环。 该回路包括混合信号控制振荡器电路,用于响应于数字控制信号和模拟控制信号产生具有振荡频率和相位的振荡信号,相位频率检测器电路电连接到混合信号 - 控制振荡电路,检测振荡信号的相位和振荡频率,并将相位和振荡频率与参考信号的相位和振荡频率进行比较,以在检测到相位和振荡频率之后产生误差信号,混合控制信号 电连接到混合信号控制振荡器电路和相位频率检测器电路,用于接收误差信号,以将模拟控制信号和数字控制信号输出到混合信号控制振荡器电路。
    • 7. 发明授权
    • Reconfigurable fir filter
    • 可重构冷杉过滤器
    • US07277479B2
    • 2007-10-02
    • US10248920
    • 2003-03-02
    • Tzi-Dar ChiuehKuan-Hung Chen
    • Tzi-Dar ChiuehKuan-Hung Chen
    • H03K7/00G06F17/10
    • H03H17/0294
    • A series of digit processing units (DPUs) are connected to form a finite impulse response (FIR) filter. Each DPU includes a register, a multiplexer, and a coefficient multiplier. The register stores and delays an input digital signal to be filtered. The multiplexer has inputs connected to the input node and to an output of the register, an output of the multiplexer for connecting to a next stage DPU. The coefficient multiplier is connected to the output of the register and multiplies the input signal by a coefficient or part of a coefficient. A group of DPUs can have multiplexers set so that the register of each DPU stores the same part of the input signal for processing a single filter coefficient. An adder is provided to sum output of the DPUs and output a filtered signal. The critical path of the FIR filter is independent of coefficient number and precision.
    • 一系列数字处理单元(DPU)被连接以形成有限脉冲响应(FIR)滤波器。 每个DPU包括寄存器,多路复用器和系数乘法器。 寄存器存储并延迟要过滤的输入数字信号。 多路复用器具有连接到输入节点和寄存器的输出的输入,多路复用器的输出用于连接到下一级DPU。 系数乘法器连接到寄存器的输出,并将输入信号乘以系数或系数的一部分。 一组DPU可以设置多路复用器,使得每个DPU的寄存器存储用于处理单个滤波器系数的输入信号的相同部分。 提供加法器以对DPU的输出进行求和并输出滤波信号。 FIR滤波器的关键路径与系数数和精度无关。
    • 9. 发明授权
    • Complex-valued multiplier-and-accumulator
    • 复值乘法器和累加器
    • US07113970B2
    • 2006-09-26
    • US09908588
    • 2001-07-20
    • Tzi-Dar ChiuehYuan-Hao Huang
    • Tzi-Dar ChiuehYuan-Hao Huang
    • G06F7/52
    • G06F7/5443G06F7/4806
    • The multi-mode Multiplier-And-Accumulator of the present invention is used with the double-precision Complex-Valued Multiplier-And Accumulator as a main configuration, and the different precisions and digital modes make it more flexible, compared to the traditional real number Multiplier-And-Accumulator. In addition, it does not have a data alignment problem which occurs in the traditional application of different precision Subword Parallel processors. This kind of Multiplier-And-Accumulator takes a double-precision Complex-Valued Multiplier-And- Accumulator as the main configuration, with four double-precision real-valued multipliers and several groups of accumulators to assist in different modes ofoperation. Each double-precision real- valued multiplier can be segmented into four single-precision multipliers, and then double-precision multiplier products are obtained by means of displacement addition. If two real numbers which are continuous in time sequence are taken as the real number input and imaginary number input for the original complex-valued multipliers, the accumulated products include not only the present output accumulated product summation but also the output accumulated product summation of the previous time and the next time.
    • 本发明的多模式乘法器和累加器作为主要配置与双精度复值乘法器和累加器一起使用,与传统实数相比,不同的精度和数字模式使其更加灵活 乘数和累加器。 另外,它不具有在不同精度子字并行处理器的传统应用中出现的数据对齐问题。 这种乘法和累加器采用双精度复值乘法器和累加器作为主要配置,具有四个双精度实数乘法器和多组累加器,以协助不同的操作模式。 每个双精度实数乘法器可以分为四个单精度乘法器,然后通过位移附加获得双精度乘法器乘积。 如果以时间序列连续的两个实数作为原始复值乘数的实数输入和虚数输入,则累积乘积不仅包括当前输出累积乘积和,而且还包括输出累积乘积和 以前的时间和下一次。