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- The anti-jamming performances of the system interfered by multiuser jamming, single-tone jamming, multitone jamming and partial band jamming are simulated. 4、对系统的抗干扰性能进行了仿真实验:仿真了系统的上行链路在多用户干扰、单频干扰、多频干扰、部分频带干扰等条件下的抗干扰性能。
- The systematic structure and the anti-jamming method of JTIDS is analyzed, the bit error rate of JTIDS is studied and modulated in the Gaussian noise and partial band jamming, and the result of modulation is analyzed. 文中分析了联合战术信息分发系统(JTIDS)的系统结构以及采用的抗干扰体制,研究了该系统在高斯白噪声和人为部分频带干扰情况下的比特误码率,进行了仿真,并对仿真结果进行了分析。
- The LFM signal enhancement technique based on STFT, narrow band jamming restrain technique based on time-frequency peak filtering and wide band LFM detecting technique are put forward. 研究了低信噪比强窄带干扰条件下的LFM信号检测技术,提出了基于短时傅里叶变换(STFT)的线性调频(LFM)信号增强技术、基于时频峰值滤波的强窄带干扰抑制技术和基于一维搜索的宽带LFM信号检测技术。
- Metaphase chromosomes showing multiple banding pattern were easily reproducible using BrdUrd-Hoechst-Giemsa technique in Amphibia. BrdUrd-Hoechst-Giemsa技术在两栖类的中期染色体上能显示可重复的复合带型。
- He left when the band began to beat out pop music. 乐队一奏起流行音乐他就走了。
- The band played a military march. 乐队吹奏军队进行曲。
- Eric earned his bread and butter as a bookkeeper, but added a little jam by working with a dance band on weekends. 埃里克以当簿记员来维持生计，且利用周末当舞会伴奏赚些外快。
- A live band is always a good draw at a party. 现场演奏的乐队在聚会上总是很吸引人的。
- He was waylaid by a band of guerrillas. 他遭到游击队的狙击。
- Radio2 can be heard on the long wave band. 第二广播电台可在长波段收听到。
- Jam Session of Yugong Yishan's very own big band. 愚公移山大乐队的欢乐会议。
- He is the person with multiple injuries. 他就是那个多处受伤的人。
- One wavelet packet-based multi-carrier spread spectrum system that can restrain narrow band jamming efficiently 一种能有效抑制窄带干扰的小波包多载波扩频系统
- The brass band is banging away in the park. 铜管乐队在公园里吹吹打打。
- Friendship multiple joy and divide grieve. 朋友之间，欢乐同享，苦难同当。
- He has formed a new band with his brother on bass. 他组织了一个新乐队，由他弟弟弹低音吉他。
- He was attacked by a band of ruffians. 他遭到一伙暴徒袭击。
- We use the hall for multiple purposes. 这个大厅我们派多种用途。
- She used a rubber band to tie her hair. 她用一根橡皮筋扎头发。
- The band drowned our conversation. 乐队的演奏声把我们谈话的声音淹没了。
