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- 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 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)。
- 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。
- Effects of random errors on the sidelobe level of a module array antenna 隨機誤差對模塊化陣列天線(xiàn)副瓣的影響
- Because the adjustment of antenna beam direction is in a very small range, so the effection on antenna sidelobe and beamwidth can be omitted, that is to say, it will not make any effection on other performances of the radar system. 由于對天線(xiàn)波束指向的調整在很小的范圍內，故對天線(xiàn)的副瓣及波瓣寬度指標的影響可忽略，從而不會(huì )影響到雷達系統的基他性能。
- 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。
- 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。
- 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。
- An airborne early warning (AEW) radar must be able to detect distant low-altitude targets from the antenna sidelobe clutter. Therefore, the sidelobe level directly influences the radar detection range. 機載預警雷達必須具有從旁瓣雜波中發(fā)現目標的能力,因此,天線(xiàn)旁瓣電平的高低直接影響到雷達的檢測距離。
- It is always an important problem to effectively correct the errors due to the above mentioned reasons to achieve excellent antenna sidelobe level and signal processing capability. 有效地校正由上述因素產(chǎn)生的誤差以獲得良好的天線(xiàn)副瓣電平和信號處理能力,一直是人們著(zhù)重研究的課題。
- It is the first time to apply the microstrip array antenna in SAE-100 radar system. The returning wave is good, which has the amplitude of 0.03V, as the distance is 2m. . 并首次將微帶陣列天線(xiàn)在SAE-100防撞雷達系統上使用，采用該8×8陣列天線(xiàn)的雷達系統混頻得到很好的回波信號，在距離為2米時(shí)信號幅度達到±0.;03V；
- The simulated and experimental results of a four-by-four SIW slot array antenna at X-band and a four-by-eight substrate integrated monopulse antenna are presented. 本文設計、制作并測試了一副X波段四行四列的基片集成波導縫隙陣列天線(xiàn),和一副四行八列的基片集成波導單脈沖天線(xiàn)。
