anticollision radar 中文意思是什麼
anticollision radar
解釋
避碰雷達- anticollision : 防碰
- radar : n 〈美國〉【無線電】 〈radio detecting and ranging 之略〉 雷達，無線電探測器 （＝〈英國〉 radiolo...
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In recent years, with the rapid development of the millimeter - wave radar technology and the demand of the safety, anticollision radar system is being studied and used widely. the if ( intermediate frequency ) circuit and the digital signal processing are two important parts of it
隨著毫米波雷達技術的日益成熟和人們對安全性的迫切需要，近年來，防撞雷達系統得到了深入研究和廣泛應用，如自動巡航控制、碰撞報警和防碰撞系統以及有待發展的雷達成像和汽車的自動駕駛系統等。 -
2 the fmcw millimeter - wave radar system is introduced. the basic parts of the system and its work principle, as well as the index of it, are discussed in detail. the sae - 100 millimeter - wave anticollision radar system and the anticollision radar used in the industry are also introduced curtly
2簡單介紹了fmcw毫米波雷達系統，包括它的測速、測距原理，基本組成與結構和其主要的性能指標，並簡單介紹了已研製的sae - 100型毫米波防撞雷達系統和工業用fmcw毫米波避碰雷達系統及防撞雷達的應用。 -
Focused on the realization in engineering practice, this paper discussed automotive anticollision radar ' s function requirement, working principle and system design. through summarizing and analysis of its research and development, the paper proposes a new type of secondary centimeter wave automotive anticollision radar that applied on the expressway
本文以現有技術的可實現性為出發點，討論了汽車防撞雷達的性能要求、工作原理和總體設計等相關問題，總結了國內外汽車防撞雷達的研發狀況，在此基礎上設計了一種應用於高速公路上的應答式厘米波汽車防撞預警雷達。 -
Considering that : ( 1 ) radar can achieve its basic application of collision avoidance and warning with the only function of ranging ; ( 2 ) under high speed conditions, radar should have lager effective range than that under slow speed, we designed a new easily realizable automotive anticollision radar, which employs centimeter wave and square pulse amplitude modulation
考慮到： （ 1 ）核心的測距功能實現以後，雷達已經能夠完成基本的防撞預警； （ 2 ）在汽車高速運行的情況下，防撞雷達的最小可測距范圍和最大作用距離應比低速狀態下大。本文採用了技術成熟，易於工程實現的厘米波脈沖雷達，以單波束輻射的方式測距。 -
Popular automotive anticollision radar is required to measure the velocity and angle of its targets as well as range. therefore, the short - wavelength high - resolution millimeter wave is used, measuring range and velocity through fmcw scheme, measuring angle through multi - beam scanning
通行的汽車防撞雷達採用了波長短、測量精度高的毫米波，以調頻連續波制式測量距離和速度，以多波束掃描的方式測量角度。 -
Carrier frequency and modulation scheme are two key issues in the system design of automotive anticollision radar
工作頻段和工作體制是防撞雷達系統設計的兩個主要問題。 -
In this paper, the if circuit, the processor based on the pulse count technology and the adaptive signal processing of the system are discussed thoroughly. major contents are abstracted as follows : 1 the evolved. history of the anticollision radar system is given curtly. the development of the signal processing of the radar and the application of the digital signal processing technology to the radar system is summarized
本文重點討論了毫米波防撞雷達系統的中頻電路及其改進、基於脈沖計數新方法的處理機和自適應信號處理等的研究工作，主要研究內容摘要如下： 1簡要介紹了防撞雷達系統的發展歷史，總結了雷達信號處理的發展和數字信號處理技術在雷達系統中的應用及其實現方法。
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