Utilizing the field matching method, we present an analytic formula for calculating the characteristic impedance of rectangular coaxial transmission lines.
本文提出全矩形线特性阻抗的一个新计算方法，即利用场匹配法导出特性阻抗的闭合式解。
The new method turned the volt-ampere characteristic equation of transmission lines into an integral form, then used least square method to solve the equations and got the zero-sequence parameters.
该方法是将互感线路的伏安特性方程转化为积分形式，并采用了最小二乘法求解方程组，同时得出各线路的零序自阻抗及线路间的零序互阻抗。
The characteristic impedance of rectangular coaxial transmission lines supporting TEM modes is calculated by using multi-grid method with V-cycle and W-cycle.
本文用V循环和W循环的多重网格法计算了同轴矩形tem传输线的特性阻抗。
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