Noise power is determined from noise power density, signal bandwidth, and each receiver's noise figure and threshold.
此外,由于信号带宽很窄,放大器的1/f噪声也会引入误差。
Additionally, since the signal bandwidth is low, the 1/f noise of the amplifiers can introduce errors.
USB2要求:USB2.0BC1.2为TobiiIS4提供了足够的功率和信号带宽。
USB2 requirements:USB 2.0 BC1.2 provides Tobii IS4 with sufficient power and signal bandwidth.
这些新器件可以采样高达200MHz的中频频率,并提供高达35MHz的信号带宽。
These new devices could sample IF frequencies as high as 200 MHz andprovide a signal bandwidth of up to 35 MHz.
在图1所示的电路中,仍然在FPGA中应用数字滤波,以消除高于目标信号带宽的噪声。
In the circuit shown in Figure 1,digital filtering is still applied in the FPGA to remove the noise above the signal bandwidth of interest.
本文就谈谈一个基础概念:信号上升时间和信号带宽的关系。
This article talks about a basic concept:the relationship between signal rise time and signal bandwidth.
在这一个模态中,数据传输率是31.25比特,而且信号带宽大约是31个赫兹。
In this mode, the data transmission rateis 31.25 baud(state changes per second), and the signal bandwidth is approximately 31 Hz.
此方法还可将采样率提高到足以保证采样率远远超过输入信号带宽。
It is also possible to increase the sample rate enough to guarantee that thesample rate greatly exceeds the input signals bandwidth.
此外,信号带宽较低,放大器的1/f噪声可能会引发错误。
Additionally, since the signal bandwidth is low,the 1/f noise of the amplifiers can introduce errors.
对于实际系统,一定量的过采样可极大地简化系统设计,因此,更典型的数值是信号带宽的2.5至3倍。
For practical systems, some amount of oversampling simplifies the system design substantially,so a factor of 2.5× to 3× the signal bandwidth is more typical.
这个单位也用于信号带宽的度量和描述。
This unit is also used for measuring and describing the signal bandwidth.
有效的信号带宽在沉默期通过语音激活检测(VAD)这一过程来减小。
The effective signal bandwidth is reduced during silent periods by means of a process known as voice activation detection(VAD).
典型的信号带宽是±7kHz或高达±1.8MHz,取决于具体的数据编码和速度。
Typical signal bandwidth is±7 kHz or up to±1.8 MHz depending on the data encoding and speed.
HDMI的带宽是数字信号带宽,VGA是模拟信号带宽,这是两种不同技术的传输方式。
The bandwidth of HDMI is the digital signal bandwidth, and VGA is the analog signal bandwidth, which is the transmission method of two different technologies.
我们的超高速ADC可提供最宽的信号带宽,同时提供较高的动态范围和采样速度。
Our ultra-high-speed DACs enable the widest signal bandwidth, while offering the highest dynamic range and sampling speed.
The signal bandwidth requirement for the 3GPP technology is 180 KHz- a couple of levels higher than the 125 KHz support offered by Semtech's LoRa technology.
与数据通信相关的电刷类型选择取决于信号带宽、数据传输速率、所需的传输质量、工作电流和转速。
The selection of brushtype with regard to data communication depends on the signal bandwidth, data-transfer rate, required transmission quality, operational currents, and rpm.
The maximum bandwidth of the signal(half the sampling rate) is commonly called the Nyquist frequency(or Shannon sampling frequency).
而可达成的实际比特率不仅取决于信号带宽,也取决于信道上的噪声。
However, the actual bit rate that canbe achieved depends not only on the signal bandwidth, but also on the noise on the channel.
通过改进电话系统可以允许更高的速度,分离的可用电话信号带宽依然受到Modem强制半速限制。
Even with improvements to the phone system allowing higher speeds,this splitting of available phone signal bandwidth still imposed a half-speed limit on modems.
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