The reason to produce beatinterference of color subcarrier and sound intercarrier is analyzed with the introduction of considerable items for design and testing methods.
分析了彩色副载波和伴音内载波差拍干扰产生的原因、设计应考虑的问题以及测试方法。
2
Brillouin enhanced four wave mixing, whose interferencebeat frequency drives an acoustic field, can improve the SBS phase conjugation fidelity.