The scheme USES OOC as transceiver identification code, and selects transmitter beam according to receiver correlation value.
该方案采用光正交码(OOC)作为收发器标识,根据接收器相关值选择发射器光束。
The scheme uses OOC as transceiver identification code and selects transmitter beam selection according to receiver correlation value.
该方案应用了码分多址的思想,采用光正交码(OOC)作为发射器的标识码,根据接收器相关值选择最佳发射器波束。
The transmitter beam is Gaussian for real satellite-ground laser communication system. The pointing jitter and atmospheric scintillation are the main noise sources for satellite-ground laser link.
实际星地光通信系统的发射光束为高斯型的情况下,跟瞄误差和大气闪烁是星地激光链路中的主要信道噪声源。
Reversing the technology to use the lens as a transmitter instead of a receiver would enable aliens to beam massively powerful signals across the galaxy, said Dr Drake.
德雷克博士说,把这项技术反过来,利用透镜作发射器而不是接收器,能使外星人发送大量强劲信号传遍银河系。
A transmitter coil, 26cm in diameter, can beam up to 15 watts of power to a receiver coil just 4.3cm across.
一个直径26厘米的发射线圈能够无线传输给接收线圈15瓦的功率,传输距离为4.3厘米。
By contrast, Voyager 1, the most distant functioning space probe, is using an extremely weak transmitter to beam radio messages back to earth across 10 billion miles of space.
与此形成鲜明对比的是,最遥远的旅行者1号太空飞船在飞出100多亿公里之外,还能利用极其微弱的发射器将无线电信号传回地球。
Time the beam right and the star could be turned, in effect, into an FM transmitter-broadcasting to the universe on the underlying carrier-wave of the Cepheid's pulsation.
只要恰当地控制粒子束的照射时间,该恒星将有效地成为一台调频电台——以“造父变星”的脉冲为基础载波向宇宙广播。
Powerbeam's solution is to fit a small fluorescent bulb to the receiving device so that a camera on the transmitter can track the light and steer the laser beam accordingly.
Powerbeam公司的方案是为接收设备配备一枚小型荧光灯泡,这样传输器的摄像头就能跟踪光线,并适时引导激光束方向。
Selection of active outdoor infrared detectors, active infrared transmitter sent a bouquet of the infrared beam by the modulation, into the infrared receiver to form a cordon.
室外选用主动式红外探测器,主动红外发射器发出一束经调制的红外光束,投向红外接收器,形成一条警戒线。
Time the beam right and the star could be turned, in effect, into an FM transmitter—broadcasting to the universe on the underlying carrier-wave of the Cepheid's pulsation.
精确调制中微子束实际上能够将这些恒星变成FM发射器,使用造父变星的脉冲作为基础载波对整个宇宙进行广播。
Active motion sensors are available where a beam of light is injected from a transmitter to a receiver and differences are detected when the beam is crossed.
主动式运动传感器可以在下面情况下使用:一束光从发射机注入到接收机,光束交叉时检测到不同。
He wants to use the world's largest radio-telescope dish, at Arecibo in Puerto Rico, as a transmitter to beam some kind of radio greeting towards nearby stars.
他想要使用位于波多黎各的阿雷西博,世界上最大的无线电天文望远镜天线,作为发射器向邻近的恒星发射各种无线电问候。
In this scheme, the receivers perform beam-forming, while the transmitter suppresses the inter-user interference using the THP scheme.
在该方案中,接收端进行波束成形,发送端通过TH预编码进行用户间干扰抑制,同时采用层间轮换的用户调度机制。
The phase array radar USES same signal, and controls the phase of each transmitter signal. So the direction of beam-form can change.
传统的相控阵体制雷达都是采用全相干信号,通过控制各发射单元信号之间的相位使得雷达波束指向发生改变。
The phase array radar USES same signal, and controls the phase of each transmitter signal. So the direction of beam-form can change.
传统的相控阵体制雷达都是采用全相干信号,通过控制各发射单元信号之间的相位使得雷达波束指向发生改变。
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