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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、對系統的抗干擾性能進(jìn)行了仿真實(shí)驗:仿真了系統的上行鏈路在多用戶(hù)干擾、單頻干擾、多頻干擾、部分頻帶干擾等條件下的抗干擾性能。
- 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. 文中分析了聯(lián)合戰術(shù)信息分發(fā)系統(JTIDS)的系統結構以及采用的抗干擾體制,研究了該系統在高斯白噪聲和人為部分頻帶干擾情況下的比特誤碼率,進(jìn)行了仿真,并對仿真結果進(jìn)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. 研究了低信噪比強窄帶干擾條件下的LFM信號檢測技術(shù),提出了基于短時(shí)傅里葉變換(STFT)的線(xiàn)性調頻(LFM)信號增強技術(shù)、基于時(shí)頻峰值濾波的強窄帶干擾抑制技術(shù)和基于一維搜索的寬帶LFM信號檢測技術(shù)。
- Metaphase chromosomes showing multiple banding pattern were easily reproducible using BrdUrd-Hoechst-Giemsa technique in Amphibia. BrdUrd-Hoechst-Giemsa技術(shù)在兩棲類(lèi)的中期染色體上能顯示可重復的復合帶型。
- He left when the band began to beat out pop music. 樂(lè )隊一奏起流行音樂(lè )他就走了。
- The band played a military march. 樂(lè )隊吹奏軍隊進(jìn)行曲。
- Eric earned his bread and butter as a bookkeeper, but added a little jam by working with a dance band on weekends. 埃里克以當簿記員來(lái)維持生計，且利用周末當舞會(huì )伴奏賺些外快。
- A live band is always a good draw at a party. 現場(chǎng)演奏的樂(lè )隊在聚會(huì )上總是很吸引人的。
- He was waylaid by a band of guerrillas. 他遭到游擊隊的狙擊。
- Radio2 can be heard on the long wave band. 第二廣播電臺可在長(cháng)波段收聽(tīng)到。
- Jam Session of Yugong Yishan's very own big band. 愚公移山大樂(lè )隊的歡樂(lè )會(huì )議。
- He is the person with multiple injuries. 他就是那個(gè)多處受傷的人。
- One wavelet packet-based multi-carrier spread spectrum system that can restrain narrow band jamming efficiently 一種能有效抑制窄帶干擾的小波包多載波擴頻系統
- The brass band is banging away in the park. 銅管樂(lè )隊在公園里吹吹打打。
- Friendship multiple joy and divide grieve. 朋友之間，歡樂(lè )同享，苦難同當。
- He has formed a new band with his brother on bass. 他組織了一個(gè)新樂(lè )隊，由他弟弟彈低音吉他。
- He was attacked by a band of ruffians. 他遭到一伙暴徒襲擊。
- We use the hall for multiple purposes. 這個(gè)大廳我們派多種用途。
- She used a rubber band to tie her hair. 她用一根橡皮筋扎頭發(fā)。
- The band drowned our conversation. 樂(lè )隊的演奏聲把我們談話(huà)的聲音淹沒(méi)了。
