Based on the traditional Gilbert mixer, the proposed mixer makes many improvements upon it, including the uses of folded topology, inverter, self-biasing, constant Gm biasing circuit and so on.
该混频器基于传统的吉尔伯特混频器,但又对它进行了多方面的优化,包括采用折叠式结构、反相器、自偏置和恒定跨导偏置电路等。
参考来源 - 超宽带系统中CMOS直接下变频混频器的设计和研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The constant gm of input stage is achieved by two identical maximum current selection circuits.
采用两路结构相同的最大电流选择电路实现输入级总跨导的恒定。
A fluctuant reduction of GM level was found in patients sensitive to antifungal treatment, and an increased or constant GM level in insensitive patients.
抗真菌治疗有效患者的GM水平随着治疗呈波动性下降，无效患者GM水平不变或升高。
When grey systematic theory at present set up GM (1 , 1 ), it assumes that fit curve passes the first point of modeling data to confirm the integral constant, thus obtained to forecast formula.
目前灰色系统理论在建立GM（1，1）模型时通常采用假定拟合曲线通过建模数据第一点来确定积分常数，从而得到预测公式的方法。
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