| 1. | Carrier signal generator
载波信号发生器 |
| 2. | This signal is used to indicate whether a modem is connected to a working phone line and a data carrier signal is detected
此信号用于指示是否调制解调器已连接到正常工作的电话线并检测到数据载波信号。 |
| 3. | In digital communication , a transmitted carrier signal that consists of the12 single sidebands being sent over the transmission circuit
在数据通信中，一种传输载波信号，由传输电路上发送的12个单边频带组成。 |
| 4. | Electricity metering - data exchange for meter reading , tariff and load control - use of local area networks on twisted pair with carrier signalling
电子仪表.仪表读数计费和负载控制的数据交换.局域网载有信号的一对扭力仪表的使用 |
| 5. | Electricity metering - data exchange for meter reading , tarif and load control - part 31 : use of local area networks on twisted pair with carrier signalling
电量计.抄表电费和负荷控制的数据交换.第31部分:带有载波信号传输的双绞线局域网的使用 |
| 6. | Electricity metering - data exchange for meter reading , tariff and load control - part 31 : use of local area networks on twisted pair with carrier signalling
电度表.计数器读数税控制和负载控制的数据交换.第31部分:带有载波信令的双扭线局域网的使用 |
| 7. | Whatever it is radar , eccm equipment , communication equipment or instrument , frequency source with high stability is needed to guarantee the quality of carrier signal
无论是雷达、电子对抗，还是通信、仪器设备等都需要高稳定度的频率源，以保证载波信号的质量。 |
| 8. | 4 . in data acquisition system , the application of phase - locked and synchronous detection reduce the cost of the whole system and improve the sensitivity . carrier signal and modulation signal achieve entirely synchronous too
数据采集系统采用锁相技术、同步检波的原理，降低了整个系统的成本，提高了灵敏度，并使得载波信号与调制信号完全达到同步。 |
| 9. | Then studies a peculiar multi - carrier direct sequence spread spectrum ( mc - ds - cdma ) technology , analyzes the methods of processing multi - carrier signals and study the mathematical module of multi - carrier communication system receiver
然后对本文所研究的这种特殊的多载波直接序列扩频技术进行阐述，分析了多载波信号处理的方法和研究了多载波接收机的数学模型。 |
| 10. | As a new branch of information security , information hiding technology including digital watermarking and steganography aims to protect intellectual property rights of multimedia contents and to send secret messages under the cover of a carrier signal
信息隐藏是信息安全领域中的一项新兴技术,主要有数字水印和数字密写两大分支,分别用于多媒体数据的版权保护和隐蔽通信。 |
