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- shot noise voltage 散粒噪声电压
- Our second concern is with shot noise. 第二个要讨论的是散粒噪声。
- Then multiply by the square root of the BW in Hz gives the total noise voltage. 然后被在赫兹中的 BW 的正直根繁殖给总噪音电压。
- The input noise voltage of a quiet op amp is 1nv/sqrt(Hz) but there are plenty available with 20nV/sqrt(Hz). Op amps with bipolar front-ends have lower voltage noise and higher current noise than those with FET front-ends (低噪音运放的输入噪声电压可以达到1nv/sqrt(Hz) ,但是我们大量用到的运放具有20nV/sqrt(Hz)的输入噪音。
- Noise margin refers to the maximum noise voltage that can be added to the generated signal in a digital circuit before an undesirable change is caused in the circuit output. 噪声极限就是指可以加在数字电路的正常信号上,而又不对正常输出造成危害的最大噪声。
- Figure 2-52 shows Johnson noise voltage versus source resistance for various bandwidths (or rise times) at room temperature. 图2-52示出在室温下,对于不同的带宽(或上升时间),约翰逊噪声电压与源电阻的关系。
- In recent years, increased demand for wireless communication systems motivates a growing interest in low phase noise voltage controlled oscillator (VCO). 近年来,随着无线通信系统的飞速发展,对低相位噪声压控振荡器(VCO)的需求也同益增加。
- Taking into account the spin polarized and interface roughness scattering effect,within scattering formalism,we calculate the shot noise in the ferromagnet-superconductor tunneling junction. 考虑到铁磁层中的自旋极化效应与粗糙界面散射效应,利用散射理论,讨论铁磁-超导隧道结中的散粒噪声。
- Thus, the thesis will focus on the design of low phase noise voltage controlled oscillator (VCO) using off-chip cavity resonator and flip-chip technology. 所以,使用外接空腔共振器和覆晶技术来设计低相位杂讯的电压控制振荡器将是本论文的重点。
- Taking into account the spin polarized and interface roughness scattering effect, within scattering formalism, we calculate the shot noise in the ferromagnet superconductor tunneling junction. 考虑到铁磁层中的自旋极化效应与粗糙界面散射效应,利用散射理论,讨论铁磁超导隧道结中的散粒噪声。
- The CDS readout circuit can inhibit thermal noise as well as flicker noise of the microbolometer effectively, and the thermal noise dominates the output noise voltage. CDS读出电路能有效地抑制微测热辐射计的热噪声和闪烁噪声,并且输出噪声电压中热噪声占主要部分。
- It is worthwhile to notice that the minimum noise figure increases dramatically after hard oxide breakdown (HBD).It can be explained by the additional shot noise source in gate oxide after HBD. 值得注意的是金氧半场效电晶体在氧化层崩溃后会在氧化层区产生额外的散粒杂讯,因此其最小杂讯值会剧烈地增加。
- In practice,other noise in the system can be reduced by introducing double optical harder-limiters also,such as:APD shot noise,APD dark current noise,background light and thermal noise. 实际上,引入两个光硬件限幅器同样可以减小系统中的其他噪声:APD光电检测过程中的散粒噪声、暗电流噪声、背景光影响、消光比影响及热噪声。
- This filter is connected between CT and ETU and reduces noise voltages. 这个滤波器连接在电流互感器和ETU之间来降低电压扰动。
- Rose bushes shoot again after being cut back. 玫瑰丛修剪後还能再长出新枝。
- The room reverberated with the noise of the shot. 房间里回响著枪声。
- The deer was peppered with shot all down one side. 那只死鹿的半边身子都被子弹击中。
- The fox ran away before the hunter shot it. 那只狐狸在猎人向它射击前跑掉了。
- Broad frequency noise voltage LT 宽频杂音电压
- equivalent input wideband noise voltage [电] 等值输入宽带杂音电压