physical link layer 中文意思是什麼

physical link layer 解釋
實踐鏈路層
  • physical : adj 1 物質的，有形的，形而下的 （opp psychical spiritual mental moral）; 確鑿的；外界的。2 身體的...
  • link : n 1 環鏈環。2 （編織物的）鏈圈。3 （鏈狀物中的）一節（多節香腸等的）一節單節小香腸。4 承前啟后的...
  • layer : n 1 放置者，鋪設者，計劃者。2 【賽馬】（一般）賭客。3 產卵的雞。4 【軍事】瞄準手。5 層；階層；地...
  1. The lcp sits on top of the physical layer and is used to establish, configure, and test the data - link connection

    連結控制協定在實體層的上面，被用於建立、組態與測試資料連結的連線。
  2. Firstly, hart protocol is illustrated, its fsk physical layer specifies the transmittal manner of signal and voltage of signal. data link layer specifies the device type and data transport protocols

    Hart協議採用iso osi簡化模型， iso osi分為七個功能層， hart協議只用了第一、二、七層，即物理層，數據鏈路層和應用層。
  3. Ethernet maps the two lowest layers of osi model ( seven - layer module ) : data link layer and physical layer and divides them to some function sublayers including pcs ( physical coding sublayer ), pma ( physical medium attachment ) and pmd ( physical medium depend ) in physical layer. in these sublayers, logical link control ( llc ) is implemented through operation system, nic driver software and medium access control ( mac ) and the physical layer below it are implemented by the nic

    以太網對應了osi開放系統模型（ 7層網路模型）的最下兩層：數據鏈路層和物理層，並將其細分為一些功能子層，包括數據鏈路層的llc （邏輯鏈路控制）子層和mac （介質訪問控制）子層，物理層的pcs （物理編碼子層） 、 pma （物理介質附加子層）和pmd廈門大學碩士學位論文摘要（物理介質相關于層） 。
  4. Through switching over back and forth between internal and external network, this scheme isolates interior network from exterior network in physical link layer at same time, but logic link to each other

    它通過在內外網間來回切換，同一時刻內外網間沒有連接，處於物理隔離狀態，但又邏輯地相連。
  5. Road vehicles - interchange of digital information on electrical connections between towing and towed vehicles - part 1 : physical layer and data - link layer

    道路車輛.牽引和被牽引車輛之間電氣連接的數字信息的交換.第1部分:物理層和數據鏈接層
  6. We studied many methods to improve the tcp / ip in wireless environment, such as tcp / ip initial slow start algorithm, initial window and retransmission time out ( rto ) estimate. finally, we consider the round - trip time ( rtt ) with the physical layer and the transfer layer combined together. physical layer using rtt related to the channel state and transfer layer using the constant rtt, the interference between the two layers can be eliminated, and so the effectiveness of the wireless data link can be enhanced

    研究了tcp ip的慢速啟動演算法、初始窗口、重傳超時估計以及改善無線tcp ip性能的各種方法，提出了一種把物理層鏈路和傳輸層相結合處理往返時間（ rtt ）的方法：物理層鏈路採用與通道相關的動態rtt ，傳輸層採用常數rtt ，消除了兩層rtt之間的相互干擾，從而提高了無線鏈路的利用率。
  7. In wireless network data link layer is built on the physical layer, and it consists of two part : mac layer and llc ( logic link control ) layer

    在此基礎上進行了無線收發電路的設計和調試。數據鏈路層建立在無線通道之上，包括mac層和llc層。
  8. The six layers are : wireless physical layer, wireless data - link layer, network layer, transport layer, mobile computing application supporting environment, and application layer

    六個層次是：無線物理層、無線數據鏈路層、無線網路層、無線傳輸層、移動計算應用支撐環境和移動應用層。
  9. Communication systems for remote reading of meters - physical and link layer

    儀表的遠程讀數用通信系統.物理層和鏈路層
  10. Communication systems for and remote reading of meters - part 2 : physical and link layer ; english version en 13757 - 2 : 2004

    儀表及其遠程讀數的通信系統.第2部分:物理層和鏈路層
  11. Industrial asynchronus data link and physical layer. part 1 : physical interconnection and two - way alternate communication

    工業異步數據鏈和物理層.第1部分:物理互連和雙路交替通信
  12. And epon is perfectly combined by ethernet technology of the data link layer and the pon technology of the physical layer

    以太無源光網路（ epon ）是數據鏈路層的以太網技術和物理層的pon技術的完美結合。
  13. The goal of this thesis is to give a scheme on the application of wireless sensor network system indoor. first of all, we have a deep research on the ‘ telos ’ node, secondly, we build up a stack system structure of wireless sensor network to monitor the temperature of the building intellectively, design and realize the network stack including physical layer, data link layer, network layer and application layer. finally, we debug the software in order to verify the network layer and the application layer

    本文以智能樓宇溫度監測應用為設計目標，以em2420射頻晶元和atme128l單片機為設計載體，在詳細研究telos節點方案基礎上，對面向設計目標的室內無線傳感器網路節點的物理層、數據鏈路層、網路層和應用層之間的網路協議棧進行了實現性設計，建立了立足設計目標的無線傳感器網路協議體系，並在avrstudio4 . 11調試環境下對網路層和應用層設計正確性進行了調試驗證。
  14. Data from the network layer is passed to the data link layer for delivery on a physical link, which is normally point - to - point on a wan connection

    為了在在實體鏈接上傳送，來自網路層的資料被送到資料連結層，這通常是在廣域網路上點對點的連接。
  15. The thesis chooses the four - layers structure as the rudiment of our protocol stack system, which includes physical layer, data link layer, network layer and application layer

    本文選擇了四層結構作為協議棧體系結構的雛形，即:物理層、數據鏈路層、網路層、應用層。
  16. Given the variety of multimedia services with different qos requirement to support and the limited bandwidth physical layer provides, a more efficient rrm ( radio resource management ) scheme in the link layer should be provided

    對于鏈路層，我們需要研究更加有效的無線資源管理策略，以便在有限的帶寬上更有效的承載具有不同qos要求的業務。
  17. The thesis analyses the principles of the physical layer and data link layer of gsm system and the signal processing theories of gsm under unauthorized circumstances. computer simulations are given to show the feasibility of these theories. the design of real - time processing system of gsm signal is introduced, which includes a real - time processing circuit, a dsp software system and a computer monitor platform

    本文分析了gsm系統無線介面的物理層和數據鏈路層的工作原理；詳細闡述了非正常接入條件下的gsm信號處理理論，並給出模擬結果；介紹了gsm信號實時處理系統的設計，包括實時處理電路和dsp軟體系統的開發，以及主機監控平臺的設計。
  18. Wan standards typically describe both physical layer delivery methods and data link layer requirements, including physical addressing, flow control, and encapsulation

    廣域網路標準典型地描述實體層的傳送方法和資料鏈結層的需求，包括實體層定址，流量控制和封裝。
  19. I also analyze the physical layer, data link layer and the progress of the protocol, etc. then i introduce the algorithm of automatic repeat request and calculate the utilization ratio of the link

    然後採用了協議的分層設計概念，根據協議要求制定了幀格式，詳細分析並設計了物理層、數據鏈路層和協議工作流程等。
  20. Communication systems for and remote reading of meters - part 2 : physical and link layer

    儀表的遠程讀數用通信系統.第2部分:物理層和鏈路層
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