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- Binary offset carrier(BOC)modulation is the key to the new signal form which has been put forward for GPS. GPS系统中提出了一种新的信号形式,二进制偏移载波(BOC)调制是这种新的信号形式产生的技术关键。
- LFM signal will likely become the main signal form in underwater target strength broadband test. 摘要线性调频信号可能将成为水下目标强度宽带测试的一种主要信号形式。
- The use of keys or push-buttons instead of a rotary dial to generate a sequence of digits to establish a circuit connection. The signal form is usually tones. 用按键或按钮代替旋转式拨号盘,产生一个数字序列以建立电路连接的方法。这种信号形式通常是单音。同key pulse。
- Designing a signal form which is compatible both for ship and air target detection is the key to the HF (high frequency ) radar which works in a ship-plane mode. 设计同时探测海面舰船目标和海上高速飞行目标的高频地波雷达信号体制是高频地波雷达实现海-空兼容探测的关键。
- In pulse code modulation,a spurious signal formed from beats between the signal frequency and the sample frequency. 在脉冲编码调制中,信号频率和取样频率之间的差拍所引起的伪信号。
- In pulse code modulation, a spurious signal formed from beats between the signal frequency and the sample frequency. 在脉冲编码调制中,信号频率和取样频率之间的差拍所引起的伪信号。
- In the feature space, the mixing signals form a smaller submanifold, and an orthonormal basis of the submanifold is constructed. 将接收的混合信号映射到一个有限高维核特征空间,在这个特征空间中,利用核主成分分析方法寻找混合信号形成的子流形的一组正交基。
- A red light is usually a signal of danger. 红灯通常是危险的信号。
- I stood watching for the signal to change to green. 我站着等待交通信号转为绿灯。
- Let's set the clock by the radio time signal. 咱们照着收音机的报时信号把钟对一对。
- A red lamp is often a danger signal. 红灯常常是危险的信号。
- A reflected signal on a communication channel. 一种在通信信道上反射回来的信号。
- The rise in prices was a signal for rebellion. 物价上涨引起了叛乱。
- A channel over which pilot signal is transmitted. 可在其上传输导频信号的一种信道。
- The signal was picked up by a downrange radar station. 该信号被试验飞行方向之内的雷达站收到了。
- The driver is winking his lights to signal a turn. 驾驶员打着一闪一闪的灯光信号表示要转弯。
- Everyone uncovered when the signal sounded. 信号响时,人人脱帽致敬。
- The train must stop when the signal's red. 信号机是红色时,火车必须停驶。
- A red lamp is used as a danger signal. 红灯用作危险信号。
- Send out a distress signal; the ship is sinking. 船正在下沉,发遇险信号吧。