查询词典 sideband

In order to improve the carrier suppression factors Psup of the microwave ferrite modulator, the condition for maximum energy translation from the carrier to the sideband has been found through a mapping process by which a message space is mapped onto a signal space.

本文从提高微波铁氧体调制器的载波抑制度P _出发，从信息空间到信号空间的一般映射过程中找出载波能量最大限度转移到边带的条件。

The filters require close component matching to guarantee that carrier and single-sideband suppression—key measures of quadrature-modulator ideality—do not degrade as a function of baseband frequency.

滤波器需要匹配精密器件，确保载波和单边频带抑制——理想积分调制器的关键——作为基带频率不能降级。

Carrier suppression double sideband optical signal with 40 GHz repetitive frequency is generated by using an optical phase modulator along with optical filtering technique.

在中心站采用相位调制器结合滤波的方法产生重复频率为40 GHz的载波抑制双边带毫米波信号，利用交叉复用器分离开毫米波信号的上下边带，其中的一个边带强度调制数据速率为2.5 Gbit/s的下行基带信号，另一个边带被发送到基站调制上行传输的基带数据。

Independent sideband is a built-in feature of the receiver.

独立的边带是接收器的一个内建特征。

Large measurement range is obtained with double sideband modulation at 25 MHz.

而大测量范围则来自双边带调制的25MHz波。

Single sideband amplitude modulation is the major model of the military software radio.

单边带调制是军用软件无线电中的主要调制方式之一。

The sideband asymmetry is useful for the research of eliminating the sidebands and acquiring the ideal soliton pulses and so on.

通过对光谱边带不对称性物理机制的分析对如何消除边带效应以获得理想的孤子脉冲具有重要的指导意义。

One sideband of the generated SSBRZ signal is suppressed more effectively without distortion of the optical pulses.

通过合理设置调制器的偏置电压，使产生的SSBRZ信号的一个边带得到更有效的抑制，而且没有引起光脉冲的变形。

In general, a fault that has distributed effects, such as gear eccentricity, generates only a few sideband components.

总之，像齿轮偏心这样的有分布效应的故障，只会产生少量的边带分量。

The effect of the finite extinction ratio on optical single sideband transmission system is also considered in detail.

对一种光单边带传输系统用MATLAB进行了仿真，结果表明：在完全消光条件下，10Gb/s单边带信号在常规单模光纤传输可达140 km，而双边带仅为70 km；消光比对双边带传输和单边带传输的影响是不一样的。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。