directional communication 中文意思是什麼

directional communication 解釋
定向通信
  • directional : adj. 1. 方向的。2. 【無線電】指向的，定向的。
  • 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. Complete the bi - directional data communication between the hardware and the microcomputer. ( 3 ) design the cpld ( complex programable logic device ) processing circuit to preprocess the initial signal in the data acquisition module

    （ 3 ）下位機採集模塊部分，在一塊cpld （ complexprogramablelogicdevice ）集成晶元上燒寫了設計的電路，能夠對輸入原始信號進行預處理。
  2. Smart antenna has been widely researched in communication and signal processing, the adaptive beamforming algorithm is the key technique of smart antenna. it could adaptively steer the array directional pattern to form the main narrow beams with high gain in the direction of the users " signals while deeply nulling the interference signals. it is an effective way to realize the optimal receiving of the interesting signals

    智能天線技術是目前通信和信號處理等領域的研究熱點，自適應波束形成演算法的研究是智能天線的一個關鍵技術，它能夠自適應地控制天線陣方向圖在用戶信號方向產生高增益窄波束，在干擾信號方向產生較深的零陷，是實現用戶信號最佳接收的有效方法。
  3. 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。
  4. Standard serial bi - directional communication interface

    標準串列雙向通訊介面
  5. The directional routing protocol ds _ dsr put forward by the author is the improvement of the current protocol dsr, complete routine discovery and maintenance by directional neighbor nodes routing table, source routing and directional steering. the research discovers the application of the directional antenna, compare the omnidirectional antenna can increases the networks " total throughput, obviously reduces the co _ channel interference ( cci ), multiple access interference ( mai ), enlarges the nodes " signal and interference to noise ratio ( sinr ), and because of the high gain of directional antenna can realize the communication with farther distance and less jump, end to end delay can decrease deeply, simultaneously, security of networks can be improved partially, the node energy also can be saved easily by power control

    本文提出的定向路由協議ds _ dsr是基於對現有協議dsr的改進下實現的，通過定向鄰節點路由表、定向源路由和定向搜索來完成路由發現與維護。研究發現，定向天線的應用，相比全向天線可明顯提高網路的總的吞吐量，減少通道干擾、多址干擾，提高信干噪比，且由於定向天線的高增益可實現較遠距離、較少跳數的通信，減少了路由發現時間，這樣大大減小了傳輸時延，網路的整體性能得到了不同程度的提高，同時部分地解決安全問題，通過功率控制還可較容易的實現節能的目的。
  6. Optimizing 350m trunk communication network used of optical fiber bi - directional amplifier system

    利用光纖直放站優化350兆集群通信網路
  7. Pneumatic fluid power - five - port directional control valves - part 3 : code system for communication of valve functions

    氣動液壓動力.五閥口方向控制閥.第3部分:閥功能傳送代碼系統
  8. The optional cte - 600 communication transducer is an acoustic system that comprises six radially arranged uni - directional microphones and one omni - directional speaker

    Cte - 600音頻會議系統是包括了6個單方向咪高峰及1個全方向擴音器的音響系統。
  9. ( 2 ) the actuator and control devices in the control room are digitalized. the serial dual - directional multistation - communication is completed

    （ 2 ）執行機構與控制室內的控制設備的數字化、串列、雙向、多站通信網路。
  10. Fieldbus is a digital, bi - directional, poly - branched communication network connecting field devices in automation control system

    現場總線是連接現場設備和自動化系統的數字式、雙向傳輸、多分支結構的通信網路。
  11. Fieldbus builds up interconnections among field instruments and field control units by providing a wholly digital, bi - directional and multi - variant communication path, which has no i only greatly improved the reliability and ability of anti - disturbance, but also sharply reduces the costs of installation and routine maintenance. can ( controller area bus ) belongs to the asynchronous communication network

    現場總線使得現場儀表之間、現場儀表與控制設備之間構成網路互連系統，實現全數字化、雙向、多變量的數字通訊，這大大地提高了系統的可靠性和抗干擾能力，同時節省了整個系統的投資、安裝及後期維護費用。
  12. Application of miniature, bi - directional rf communication on artificial anus

    微型雙向射頻通信在人造肛門系統中的應用
  13. Pipes are bi - directional. os 2 returns a single handle when a pipe is created, and this handle is used for bi - directional communication between processes

    在os / 2中，管道是雙向的，當創建管道時會返回一個句柄，這個句柄可以用來在進程間實現雙向通信。
  14. The system can accomplish wireless power supply in the industrial field for the equipment of data collection and data transmission and bi - directional wireless communication of control signals and data collected from the field in the same time

    該系統可為工業現場數據採集設備、數據無線通信設備提供無線電能，同時實現控制信號和現場設備數據之間的雙向無線通信。
  15. Bi - directional certification and new key negotiation protocol in mobile communication network

    移動通信網中的雙向認證與密鑰協商新協議
  16. Fieldbus is a kind of digital, bi - directional serial data transfer and multi - branch communication network which connects intelligent equipment and automatic system. can bus is used in communication between plc and can modules in this system

    現場總線是連接智能現場設備和自動化系統的數字式、雙向串列、多分支結構的遠程通信網路，本系統將使用甚廣的can總線技術應用於plc以實現與輸入輸出模塊的通訊。
  17. Besides strengthens with the motion system manufacturer cooperation, the sichuan crown reaches positively opens with moves the operation business the cooperation opportunity, in view of the customer specific demand, provides the special service solution, for the mobile communication operation business thorough understanding migration network movement situation, the enhancement migration network equipment resources use factor as well as the enhancement mobile communication network synthesis competitive power provides the omni - directional service

    除了加強與移動系統製造商的合作之外，四川冠達積極開辟與移動運營商的合作機遇，針對客戶的特定需求，提供特色服務解決方案，為移動通信運營商深入了解移動網路運行情況、提高移動網路設備資源利用率以及提高移動通信網路綜合競爭力提供全方位的服務。
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