millimeter wave communication 中文意思是什麼

millimeter wave communication 解釋
毫米波通信
  • millimeter : n. 毫米〈千分之一米〉。
  • wave : n 〈美海軍〉女志願軍人〈見 WAVES 條〉。n 1 波浪；碎浪； 〈the wave（s）〉 〈詩〉海。2 波動；波狀...
  • communication : n. 1. 通訊，通知；交換；信息；書信，口信，通報。2. 傳達，傳授；傳播；傳染。3. 交通，交通機關；聯系，連絡（設備）。4. 【宗教】接受聖餐。
  1. Mixers are the key components of many microwave and millimeter - wave systems. the super - heterodyne receiver is always applied in modern communication system, mixer becomes the key component as is at the first part of system. but it is more and more difficult to get the choiceness lo source of the same band with the system is working at high frequency especially in the millimeter - wave. sub - harmonic mixer is a good solution to this problem now. in this circuit we need just half 、 quarter 、 even 1 / 8 of the rf signal frequency. in this paper the design and fabricate of sub - harmonic hmic mixers ( 2, 4 ) at w - band are introduced

    混頻器是微波通信、射電天文學、雷達、等離子物理、遙控、遙感、電子對抗，以及許多微波測量系統中至關重要的部件。在現代通信系統中，毫米波頻段通常採用超外差接收機，混頻器作為第一級就成為關鍵部件。由於在毫米波頻段，同頻段高性能的本振源成本高，技術難度大，採用分諧波混頻技術是解決此問題的有效途徑，只需射頻頻率1 / 2 、 1 / 4甚至1 / 8的本振頻率即可實現混頻。
  2. Traveling wave tube ( twt ) is a kind of broad - band, high powerh, high gain microwave millimeter wave amplifiers. they are widely used in communication, electronic warfare, rader system and microwave directional power weapon, taking an irreplaceable role in modern military electronic equipments and communication

    行波管是一種高增益的寬帶/毫米波功率放大器件，廣泛應用於數據通訊、電子對抗、預警飛機、火控雷達、精密制導，在現代軍事電子裝備中顯示出不可取代的重要作用，是國家重大專項的核心電子器件。
  3. This dissertation develops two millimeter waves microstrip antenna arrays which can be applied to the millimeter wave radar, the communication and the identification for friend - or - foe

    本文所研製的兩個毫米波微帶天線陣可應用於毫米波雷達，通信與敵我識別系統等方面。
  4. Effects of millimeter wave on gap junctional intercellular communication in human keratinocytes

    毫米波對人角質形成細胞縫隙連接通訊功能的影響
  5. The injection - locking technology, characterized by the frequency stabilization, amplification, modulation and etc, has been widely used in the small - signal recovery, frequency synchronization, power synthesis, phase modulation and etc in the microwave, millimeter wave and higher frequency range communication and phased - array systems

    注入鎖定技術具有穩頻、放大、調制等特性，已被廣泛應用於微波毫米波以及更高頻段通信和相控陣系統中的小信號恢復、頻率同步、功率合成、相位調制等。
  6. Being high power resources of millimeter - wave radiation, based on electron cyclotron maser, gyrotron has been pay much respect in the world for vast application in many areas such as plasma heating, linear accelerators, radar, communication, electronic countermeasure and so forth

    迴旋脈塞器件-迴旋管作為大功率毫米波源，在等離子加熱、線性加速器、雷達、通信及電子對抗等領域有著廣泛的應用前景，由此受到了國際上的高度重視。
  7. For the operating frequencies of modern radars and guidance 、 electronic countermeasure system 、 communication system 、 remote sense and remote measurement system expand to millimeter band step by step, the operating frequencies of t / r module raise ceaselessly. simultaneity millimeter wave t / r module which has the advantages of small dimension, lightweight, wide band is more suitable to the requirement of modern army and communication system. this paper is mainly referred to the research of t / r module in ka band

    現代雷達與制導、電子對抗、通信、遙感遙測系統的工作頻率已逐步由微波波段擴展到毫米波波段，因此t / r組件的工作頻率也在不斷的上升，同時，毫米波t / r組件與微波t / r組件相比具有尺寸小、重量輕、頻帶寬等優點，更適合現代軍事和通信系統的要求。
  8. The test results demonstrated the feasible of the scheme. the technique researched in this paper will largely simplify the equipment of modulation and demodulation, and may find its application in millimeter wave in high - speed data communication link

    與中頻調制方案和一般直接射頻調制方案相比，本文所採用的技術大大簡化了調制/解調設備，同時保持了優良的性能，對毫米波高速數據通信鏈路應用具有較大的優越性和廣闊的前景。
  9. In modern microwave and millimeter wave communication systems, the low phase noise frequency sources have the key effects in the systems ’ performance. especially in the national defence, the effects are more obvious. so in this paper, a method to realize the low phase noise x - band frequency source has been proposed, designed, produced and tested

    在現代微波、毫米波通信系統中，低相噪頻率源對系統性能起著非常關鍵的作用，特別是在軍事國防上，這種關鍵的作用更加明顯，為此在本論文中，就如何實現x波段頻率源的低相噪性能，給出了一種設計方法並對其進行了實現。
  10. Along with millimeter wave technology development, the high speed modulate 155mb / s millimeter wave receiver requires that the local oscilloscope performance should be excellent to satisfy its communication requirement. this article aimed at the requirement of 8mm millimeter wave receiver and developed a high performance millimeter yto frequency synthesizer. the article introduces several millimeter wave frequency synthesizers and analyzes their characteristic

    隨著毫米波技術的發展，在毫米波段高調制速率的毫米波通信機對毫米波本振源提出了更高的性能要求，本文針對8mm高速寬帶155mb / s無線接入通信系統對毫米波本振源的要求，介紹了幾種毫米波頻綜的設計方案，並進行了分析，最後決定採用鎖相倍頻的方案。
  11. With the rapid development of communication technology in the civil and army area, receiver / transmitter is widely used in microwave and millimeter wave radars and communication systems. nowadays, the microwave band is so crowd that it cannot satisfy the need of modern electronic system

    隨著軍用和民用通信技術的飛速發展，收發（ t / r ）組件廣泛應用於軍用或民用的微波毫米波雷達和不同種類的通訊系統中，微波波段的利用過于擁擠，已經滿足不了當代信息社會各種電子系統對頻譜資源的需求。
  12. Research on effects of dispersion of signal transmission on millimeter - wave rof optical communication systems

    光通信系統中信號傳輸色散影響的研究
  13. Due to the characteristics associated with millimeter - wave, it is applied in mm - wave radars 、 guidance 、 electronic countermeasure 、 mm - wave communication and remote sensing

    毫米波系統中，毫米波頻率源是關鍵的部件，它性能的好壞直接影響著系統的整體性能。
分享友人
分享到 Line

分享到臉書