The rare of frequency resource makes multiple coexisting wireless communication system work on the adjacentfrequency.
频谱资源的稀缺迫使多个共存的无线通信系统工作在相邻的频率资源上。
2
Filter is a key unit of adjacentfrequency channel synthesizer and coupling problem is a key point in the design of a filter.
滤波器是邻频频道合成器的关键部件之一，而耦合问题又是滤波器设计的关键。
3
To analyze area topological relationships of identical and adjacentfrequency in different regional ranges and determines whether there exists radio interference of related transmitters.