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- The bandwidth characteristics of subarray excited devices have important influence on the beam bandwidth and VSWR bandwidth of a planar array antenna. 子陣激勵裝置的帶寬特性對平板裂縫天線(xiàn)的波瓣帶寬和駐波帶寬有著(zhù)重要影響。
- The paper studies three key problem of base station array antenna for mobile communication, controlled radiation pattern, beam width and passive intermodulation. 本文研究移動(dòng)通信基站天線(xiàn)中的三個(gè)關(guān)鍵問(wèn)題，波束賦形、波瓣寬度、無(wú)源交調。
- Thanks a lot. I will take a look. is it for array antenna? 沙發(fā)大中小發(fā)表于2008-4-1822:14只看該作者看帖回帖是一種美德，您的回帖是對樓主最大的支持
- The sectored array antenna is applied to the base station of TD SCDMA. 該天線(xiàn)陣列用于TD SCDMA基站系統中。
- The digital beamforming (DBF) of the phased array antenna is a key technology of the smart antenna. 陣列天線(xiàn)的數字多波束形成技術(shù)是智能天線(xiàn)中的一項重要技術(shù)。
- A Design of Beam Shaping of an Array Antenna 一種陣列天線(xiàn)的波束賦形設計
- A microstrip array antenna is designed and manufactured to work as the feed of the Cassegrain antenna system. 研制了一個(gè)用作卡塞格倫天線(xiàn)系統的饋源的微帶天線(xiàn)陣。
- The large flange welded by using EBW has been successfully used in the array antenna of new radar. 采用電子束焊完成的大型法蘭已成功地應用于某新型雷達的陣列天線(xiàn)。
- In this paper, a new phased array antenna calibration technique-Mid-field Calibrating Technique (MFCT) is presented. 摘要提出一種相控陣天線(xiàn)中場(chǎng)校正新技術(shù)。
- The Rafale currently uses a passive array antenna for air-to-air and air-to-ground use. 目前，“陣風(fēng)”戰斗機的空空和空地探測使用的是被動(dòng)陣列天線(xiàn)。
- The results show that this DBF design can adjust the magnitude and phase of each channel,digitally forming antenna beam. 實(shí)驗結果表明,該數字波束形成設計能實(shí)時(shí)調整各通道的幅度和相位,實(shí)現數字波束形成。
- For improving SAR's ECCM capability adoption of phased array antenna with large aperture is one of effective measures. 為了改進(jìn)合成孔徑雷達的ECCM能力，采用大孔徑相控陣天線(xiàn)具有重要意義，是有效的措施之一。
- In this paper, Genetic algorithm is used to design the sectored array antenna in smart antenna system. 使用遺傳算法(GeneticAlgorithm)設計了智能天線(xiàn)系統前端的扇區天線(xiàn)陣列。
- Combining genetic algorithm with LMS,a hybrid genetic algorithm(GA_LMS)for satellite adaptive nulling antenna beam space was proposed. 將遺傳算法與LMS算法結合構成一種混合遺傳算法,并將其用于衛星自適應調零天線(xiàn)的波束空間調零處理。
- It has BIT function.It's suitable for limited array antenna.Through modularized composing, it's also suitable for large phased array antenna. 它對有源相控陣天線(xiàn)系統有很好的通用性，通過(guò)模塊積木式組合，也能適應大陣面相控陣天線(xiàn)系統的要求。
- With maturity of the OEIC material, technics and apparatus, the realization of OEIC Phased Array Antenna is becoming more and more impossible. 集成光學(xué)的材料、工藝以及器件研究的成熟為集成光學(xué)真延時(shí)相控天線(xiàn)的實(shí)現打下了一定的基礎。
- It can perform a flexible emissive and receiving antenna beam and have a good anti-jamming ability.This thesis is a previous research before engineering fulfillment. 本文設計了用可實(shí)現模擬多種不同工作體制、具有靈活可變的收發(fā)波束和較好抗干擾能力的雷達天線(xiàn)平臺，為工程實(shí)現提供了理論支持。
- This paper shows that the capacity of WCDMA system can be enlarged further, by combining UTRA(Universal Terrestrial Radio Access) TDD (Time Division Duplex) Mode with time?switching array antennas. 主要證明將UTRATDD(通用陸基無(wú)線(xiàn)時(shí)分雙工)模式與時(shí)間切換陣列天線(xiàn)技術(shù)相結合,可進(jìn)一步增大WCDMA系統容量。
- The application of OEIC in Phased Array Antenna will reduce the cubage, heavy and cost of antenna system, and advance security of it. 將集成光學(xué)技術(shù)應用于相控陣天線(xiàn)可以大大縮小系統體積、降低重量及成本,提高系統可靠性。
- Kalman filter is a linear minimum variance state estimator, and it combined array antenna and multiuser detection effectively. 卡爾曼濾波是一種線(xiàn)性最小方差狀態(tài)估計，把它有效地結合陣列天線(xiàn)與多用戶(hù)檢測。
