为提高无线视频监控系统的抗干扰能力,采用频率捷变技术,完成了基于nrf24lE1的星形无线视频监控系统的设计,并做了相应的抗干扰测试,根据测试数据计算出丢包率和吞吐率,并且分析了测试数据。在保障整个无线系统性能的前提下,该设计实现了抗干扰的设计要求,可广泛应用于家居、工厂视频监控等多种场合。To improve wireless video monitoring system’s anti-interference capability, using a Frequency agility technique, based on a simple and stable Carrier Sense Multiple Access (CSMA), Completed the star design of wireless monitoring system, and had a corresponding anti-interference test, according to the test data to calculate the packet loss rate and throughput, and analyze of test data.The protection of the whole premise of the wireless system performance, the design of frequency-agile technology via Carrier Sense Multiple Access, had achieved the low power consumption and anti-jamming design requirements, can be widely used in home, factory control and other occasions