中科海訊(300810.SZ):取得1項發明專利證書
格隆匯12月2日丨中科海訊(300810.SZ)公佈,公司於近日收到由中華人民共和國國家知識產權局頒發的1項《發明專利證書》,發明名稱:主動連續波聲納探測系統及編碼連續波信號設計方法。
該專利提出了主動連續波聲納探測系統及編碼連續波信號設計方法,用於在岸基基陣對目標實施警戒。該專利所設計的編碼連續波信號,使主動聲納提高了處理增益並縮短了短目標刷新週期,還能在實施主動探測的同時避免暴露岸基基陣的位置。部署了本專利技術的主動連續波聲納,經過試驗成功實現了對目標的主動探測。
該專利所設計的的編碼連續波信號,具有包括4個數據段的同步頭與12組不同的11階gold編碼信號,同步頭包括中心頻率450Hz帶寬為200Hz的m序列編碼信號,同步頭用於在接收端利用該同步頭中的雙曲調頻信號相關峯值進行時間校準,然後利用該時間校準對探測到的目標進行定位,同步頭還用於進行粗多普勒補償。
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