What are the three basic forms of analog data coding?
A: BSK, PSK, LSK
B: ASK, FSK, PSK
C: AKS, FKS, PKS
D: BKS, PKS, FKS
A: BSK, PSK, LSK
B: ASK, FSK, PSK
C: AKS, FKS, PKS
D: BKS, PKS, FKS
举一反三
- 模拟数据编码的3种基本形式为？ A: BSK、PSK、LSK B: ASK、FSK、PSK C: AKS、FKS、PKS D: BKS、PKS、FKS
- The analog and digital modulation types include ( ). A: PM, FSK, ASK, PSK, Sine B: Square, AM, FM, PM C: FSK, ASK, PSK, DC D: AM, FM, PM, FSK, ASK, PSK, DSB-AM
- What is the coding method which represents the digital signal 1, 0 by changing the phase value of the carrier signal? A: ASK B: FSK C: PSK D: NRZ
- 0、1等概的数字调制中（）和（）含离散谱，而只含连续谱 A: DPSK，MSK，PSK B: PSK，FSK， DPSK C: DPSK， FSK，PSK D: ASK， FSK， PSK
- 光纤通信采用的亮度调制方法是什么（中）（消防通信网络与业务系统管理）（） A: BSK B: PSK C: FSK D: ASK