biquadratic

1. Digital programmable universal biquadratic current-mode filter
   数字可编程的电流模式通用双二阶滤波器
2. On Mortar-type Incomplete Biquadratic Plate Element for Plate Problem
   板问题Mortar型不完全双二次板元
3. Effect of Biquadratic Coupling on Exchange Bias of Ferromagnetic and Antiferromagnetic Bilayer Films Preparation of Fe/ Cu Bimetallic Powders by Direct Substitution Reaction
   双二次耦合场对铁磁/反铁磁双层膜中交换偏置场的影响直接置换法制备包覆型铁铜双金属粉末的工艺研究
4. A design method of general biquadratic OTA-C filter is presented.
   提出了通用二阶（双二阶）OTA-C滤波器的一种设计方法。
5. The formula shows that the propagation error from biquadratic polynomial is the same as the error from linear polynomial.
   公式表明，不完全双二次多项式的DEM传递误差与双线性多项式的传递误差相同。
6. A complete state variable current-mode biquadratic filters built by duo-output CC ⅱ ( DOCC ⅱ) with variable current gain is presented.
   提出了一种利用可变电流增益双输出CCⅡ（DOCCⅡ）构成的状态完全可调谐的双二阶电流模式滤波器。
7. Second-order CMOS-OTA current fllters are systematically generated from the simulation of signal flow graph for a general biquadratic function.
   应用信号流图模拟，系统地生成了二阶CMOSOTA电流滤波器。
8. A New Switched-Current Biquadratic Filter
   一种新的开关电流双二次滤波器
9. A Design Method for CC ⅱ Based Biquadratic Filters The Replacement Method
   基于CCⅡ的双二次滤波器的设计方法&替换法
10. A design method of switched curr en t biquadratic filter is proposed in this paper.
    提出了一种开关电流双二次滤波器的设计方法，用该方法所设计的滤波器的特征频率ω0和品质因数Q只与MOS管的尺寸之比有关。
11. A novel structure of biquadratic filter using Current Conveyors ( CCs) is presented.
    提出了一种利用电流传送器设计的双二阶有源滤波器网络结构。
12. Based on the interpolation method, a model to represent the surface of a grid DEM based on biquadratic interpolation polynomial is obtained, and a propagation error formula by the polynomial is derived.
    基于函数插值方法，得出了基于不完全双二次插值多项式的规则格网数字高程模型（DEM）的表面表达模型，并推导了相应的传递误差公式。
13. The structures of the biquadratic filter and the Z transfer function are given.
    给出了能够实现的结构及对应的Z传递函数。
14. A voltage mode three inputs and one output second-order multiple function filter is proposed. It can realize five basic biquadratic filtering characteristics of lowpass, highpass, bandpass, notch and allpass.
    给出了一种新的电压模式三输入、单输出二阶多功能滤波器，它能同时实现低通、高通、带通、带阻、全通输出；
15. Based on the local energy minimum via coherent rotation of the magnetic and classical thermal activation, magnetization processes of magnetic multilayered films with both the bilinear and biquadratic exchange couplings are investigated.
    基于相干转动的局域能量极小模型和经典的热激活模型研究了包含二次、双二次耦合的磁性多层膜的磁化过程。
16. Based on the building blocks of biquadratic transfer function and voltage amplifer, and by using the SFG approach, four families of OTA-C sinusoidal oscillators are designed.
    本文以双二次传递函数电压放大器为基本模块，采用信号流图（SFG）方法。设计了四大类OTA－C正弦振荡器。
17. The paper gives a modulating-demodulating type biquadratic ( Tow-Circuit) filter. That is a band-pass filter or a low-pass filter to process direct baseband signal ( amplitude of square-wave) whose carrier is the square-wave.
    提出了一种调制解调式双二次（托氏电路）滤波器，它可直接对以方波为载波的基带信号（方波的幅度信号）进行带通滤波、低通滤波处理。
18. In calculating elastic deformation, the pressure distribution is approximated by a piecewise biquadratic polynomial, and singularity of integral is overcome by a transformation of the polar co ordinates.
    在计算弹性变形时，对二维的压力分布作双二次插值逼近，并通过极坐标变换克服了积分的奇异性。
19. The basic principle of biquadratic delay equalizer is analyzed, circuit structure of equalizer and the results of computer simulation are described in this paper.
    设计了具有新型输入级的OTA，它大大扩展了线性输入范围和改善了非线性误差，详细分析了双二次迟延均衡器的原理，提出了实现均衡器的电路结构，给出了电路的计算机模拟结果。
20. A series of voltage ( current)-mode biquadratic filters which can realize lowpass, highpass, bandpass, allpass and notch filtering ruction respectively are designed.
    设计了一系列电压（流）模式双二阶滤波器，它们均能分别实现低通、高通、带通、全通、陷波滤波功能。
21. The design of SCN in the biquadratic state-space and its optimization
    SCN双二次状态变量法和优化设计
22. A study of the sensitivity of biquadratic switched capacitor filter
    双二阶开关电容滤波器的灵敏度研究
23. Using these characteristics, the paper designed the Chebyshev low-pass filter, the Biquadratic Elliptic function high-pass filter and manufactured the printing wiring board.
    利用这一特点，设计了性价比优越的切比雪夫有源低通滤波器和双二次型椭圆函数有源高通滤波器，并制作了印刷电路板。
24. The design of low power switched capacitor biquadratic filter based on switched-opamp ( SO) technique is analyzed.
    对用开关运放（SO）技术实现低功耗双二阶开关电容电路进行了分析。
25. The Fractal Diagram of the Dynamical System of the Biquadratic Polynomials
    双二次多项式动力系统的分形图
26. Exact Design of Biquadratic SCF Using SC Branches and SFG in Z-Domain
    用SC支路和Z域信号流图精确设计双二阶SCF
27. The emphasis of the paper is the analysis of Fleischer-Laker biquadratic filter.
    重点分析了FleischerLaker双二阶的低功耗设计。
28. The lamina thickness distribution is described by a biquadratic polynomial, whose six coefficients are chosen to be the design variables.
    铺层的厚度分布由一个双二次多项式描述，其6个系数被用作设计变量。
29. In Chapter, biquadratic element approximation of convection-diffusion-reaction equation is considered under graded meshes, overcoming some difficulties, and some higher order uniformly convergence results are obtained.
    第四章考虑了双二次单元对对流扩散问题的逼近，克服了已有的困难得到了高阶的一致收敛性结果。
30. Finally, a kind of SI biquadratic filter with multifunction and adjustment was designed. The filter included the SI memory cell, SI integrator, current multiplier, current mirror, current divider, fiducial voltage source and fiducial current source.
    最后完成了一款多功能可编程的SI双二次滤波器的设计，其单元模块包括SI存储单元、SI积分器、电流乘法器、电流镜、分流器、基准电压源和基准电流源等。

noun

1. a polynomial of the fourth degree

   Synonym:    biquadratic polynomialquartic polynomial

2. an equation of the fourth degree

   Synonym:    biquadratic equation

3. an algebraic equation of the fourth degree

   Synonym:    biquadratequarticfourth power

adj

1. of or relating to the fourth power