real-time time-sharing 中文意思是什麼
real-time time-sharing
解釋
實時分時-
Adapted to the requirements of high technology, cooperative action in battle and real - time information sharing in digitalized war, it puts emphasis research upon the key techniques of distributed heterogeneous data interoperation for military planning under network environment. using mts / com + mid - ware components, it realizes the distributed heterogeneous databases sharing, heterogeneous data interoperation and its process control in military battle planning
為適應現代數字化戰爭技術含量高、多兵種協同作戰要求高以及作戰信息共享的實時性要求高的特點，本文基於com dcom中間件技術，重點研究網路環境下面向軍事作戰規劃的分散式異構數據互操作技術，實現了軍事作戰規劃的分散式異構數據共享及異構數據互操作的過程規劃與控制。 -
In the integrated scheduling service, hard periodic tasks are scheduled off - line to meet their real - time requirements, and each soft aperiodic task request is assigned a suitable deadline to enhance the aperiodic responsiveness. scheduling guarantees of hard periodic tasks are preserved through the on - line schedulability analysis. the sharing of critical section resources between the tasks is also considered in the integrated scheduling service ' s schedulability analysis, and bounded blocking for accessing the critical section resource is achieved by introducing the priority ceiling protocol
在該模型中，對硬實時周期性任務集進行離線調度以滿足其可調度性保證：給動態到達的軟實時非周期性任務分配一個截止期，提高其響應性能，同時通過在線可調度性分析保證周期性任務的可調度性不受影響；集成調度服務模型在可調度性分析中還考慮了任務之間共享臨界區資源的情況，採用優先級上限協議對訪問臨界區引起的阻塞進行了定界分析。 -
Further, the access control of soft real - time tasks and the modification of cpu ' s time - sharing ratio according to the dropped deadline guarantees the qos demand of soft real - time task. therefore, it ensures that the tasks of hard real - time do not drop deadline, guarantees the qos demand of soft real - time tasks and does not starve common tasks
對軟實時任務控制其佔用cpu的時間比例可保證普通的分時任務不會饑餓，對軟實時任務採用接入控制並對其佔用cpu的時間比例按死線丟失的情況進行修正，從而保證軟實時任務的qos 。 -
In many areas of national defense and civilian, there are special requirements to the system, such as the control and management of multi - tasking, data sharing between multi - tasking and real - time communications
在國防和民用的許多領域，經常對系統有特殊的要求，比如對多任務的調度和管理、多任務間數據共享和實時通信等。 -
At the early age of embedded system history, many real - time operating system use multi - task sharing single address space mode, which means kernel and application run in the same priviledge and application can access the whose address space with full pomission, for the limited performance and hardware resource
在嵌入式系統發展早期，由於硬體資源和性能有限，很多實時操作系統採用的是單地址多任務空間模式，即內核和應用都運行在同一特權級，應用程序可以無限制的訪問整個系統地址空間。 -
In system with virtual time sharing, a paging technique that writes the active pages of a job to external page storage and reads pages of another job from external page storage into real storage
在採用虛擬分時的系統中，把作業的現用頁面寫到外部頁面存儲器中，並把另一作業頁面從外部頁面存儲器讀入實存的一種調頁技術。 -
Linux is originally designed as a time - sharing operating system. due to its non - preemptive kernel, coarse time granularity, frequent disabled interrupt, virtual memory and other buffer mechanism, linux is not so “ real - time ” as rtos
Linux的調度機制決定了它是一個分時系統，其不可搶占的內核、粗糙的時鐘粒度、頻繁的關中斷、虛存和其它緩沖機構的設置，使得linux的實時性不強。 -
In this thesis, we realize the web - based rtu in telecontrol system for electrical railway systems by using new techniques of computer, communication, and existing the resources of super - speed fiber optic cable that we have already had. besides, we also realize the multi - receiver of the rtu real - time information and the consistency of the information ; the bottleneck problem of the communication and " information solitary island " can also be solved. improving the consistency and real - time performance of information transmission, sending all kinds of information more accurate, safety and faster to the places where the information is required and receiving permitted, realizing larger scope information sharing are all newly and highly anticipated projects in the area of supervise and control
最大程度的結合新型計算機通信、網路及軟硬體技術，利用目前已經具備的高速光纜通道資源，實現scada系統被控端基於web方式的廣泛聯網，可以解決rtu信息一發多收、一致性，通信瓶頸及『信息孤島』等問題，提高信息傳輸的實時性和一致性，把各種信息更加準確、安全、快速的送到所有需要並被允許的地方，實現更大范圍的信息共享，是目前監控領域的一個嶄新而又備受關注的課題，本文首先綜述了電氣化鐵道scada （電鐵scada ）系統的三大組成部分：調度端、被控端和通信通道的發展概況，闡述了傳統模式的電鐵遠動系統的弊端所在，接著提出了基於web模式的電鐵scada系統硬體結構設計。 -
If realization of real - time effective information sharing during enterprises on a supply chain makes enterprise ’ s operation gain synchronization and consistency, there may be most efficiency and least cost in supply chain system and goals of scm are realized. therefore abundant information sharing is a successful key on scm
在供應鏈各節點企業實現準確、實時、有效的信息共享，使各成員企業的運作達到同步性和獲得一致性，這樣才可能使供應鏈系統效率更高，成本更低，從而實現供應鏈管理的目標。 -
The data sharing of multitasking in the real - time dynamic simulation environment
實時動態模擬環境中多任務間的數據共享 -
A kind way of current sharing composed of the droop method and the master - slaver method based on thermal stress and the random of the master is given, in this system an extra controller is attached ; all the software and hardware on can fieldbus communication part have accomplished, which guaranteed the communication of the charger high reliability and high real - time. the source and types of the noise from switching power are analyzed and some methods are introduced to restrain noise and strengthen the system performance of interference rejection
提出了一種外加控制器基於熱應力均流的主從可轉換均流方法；對系統中can總線通信部分的軟硬體進行了設計，保證了系統通信的實時性和可靠性；對開關電源噪聲來源與種類進行了分析，介紹了一些抑制噪聲和增強系統抗干擾性能的措施。 -
The input votage range is 20mv 10v, frequency range is 0 ~ 20khz. the ad sampling rate is 100ksps, distinguishability is 16 bit. it uses two groups of ram to real - time store the collected data by time - sharing store and access technique, and uses a dsp chip to real - time analyse the frequency spectrum
信號輸入電壓范圍20mv 10v （七檔量程可選） ，輸入頻率范圍0 ~ 20khz ， ad采樣率100ksps ，解析度16bit ，採用兩組ram存儲器分時存取的方法實時存儲採集數據，使用dsp晶元進行實時頻譜分析，通過pci總線與主機進行數據交換。 -
The research results is briefed as follow. ( 1 ) a new communication and decision - making method is presented, which integrated several new tools as well as some old ones ; ( 2 ) a new concept of " virtual communicating place shared in real time by multi - user " is brought forward, and a new technology based on event - driving and message - transferring mechanism is designed to realize graphic data shared by multi - user and displayed synchronously under net environment, which is the basis of the whole system. ( 3 ) a new mechanism for team members to share data efficiently is devised, which supports collaborative working in progress, maintains the consistency of data, records the history of design and etc. by defining a new type of the design data attributes and the privilege of team member to access to data in different time, using a new method of data manipulating, the team data sharing is realized
本文的主要研究成果為： （ 1 ）在研究國內外網路決策交流方式方法的基礎上，綜合多種方法的優點，提出了一種新的決策交流方式，採用了多種手段和工具，完善了網路決策交流的機制； （ 2 ）提出了多用戶共享的可視化虛擬交流空間的概念，並對其實現技術進行仔細的分析，針對目前存在的技術難點，提出了可行的解決方案，設計了一種新型的基於事件驅動和消息傳遞機制的多用戶實時共享圖形數據的解決方案，並採用了跨平臺的java技術實現了網路環境下圖形數據的實時交流和顯示； （ 3 ）針對團隊協同的網路cad系統的特點和要求，提出了一種新的團隊數據共享機制，通過對產品數據的基本屬性、歷史屬性、共享狀態屬性和關聯屬性的定義，結合對團隊成員在不同設計階段的權限控制，採用新型的對共享數據庫的數據操作方法，動態地維護團隊數據的共享、設計的變更、設計進程的同步、關連數據的一致性、以及多個團隊之間的數據交流。 -
Information facilities for olympic use must be integrated in their usage to realize the interconnection and information sharing between all kinds of information systems and provide real - time and visualized support guarantee for all sorts of steering and decision - making activities. efforts must also be made to provide information technology support for opening and closing ceremonies
將各類用於奧運會的信息基礎設施綜合集成使用，實現各類信息系統互聯互通，信息共享，為各類指揮決策提供即時的、可視化的支持保障。為開（閉）幕式提供信息技術支撐。 -
This intelligent search agent system can control the content that tbt relevant websites upgrade in real time, download tbt effective information of the dynamic change accurately, offer the prompt sharing data for early warning agent system
該系統具有實時監控tbt相關網站更新的內容，準確下載動態變化的tbt有效信息，為預警agent系統提供及時的共享數據。 -
The main task of software is to detect the real zmp position for organizing layer, carry out the compensation algorithm of key joint and realize time - sharing control of multi motors. the two layers communicates through can bus
軟體部分主要完成組織層的zmp實際位置檢測和關鍵關節補償演算法，執行層的多電機分時控制，兩層通過can總線實現通訊。 -
The internet is based on the sharing channel of tcp / ip protocol and consists of various heterogeneous subnets. it is unpredictable of its transportation latency, available bandwidth and data package lost rate. so it ' s necessary to have an efficient encoding method and an adaptive real time transportation strategy to meet the multimedia communication ' s requirement of latency and bandwidth
Internet基於tcp ip協議通道共享，由多種異構網路互連而成的，其中的傳輸延時、通道帶寬、數據包丟失率都是時變的、不可預測的，因此，對延時、帶寬要求很高的多媒體通信，必須有一種高效的編碼方法和根據帶寬變化的實時傳輸策略。 -
It differentiates hard real - time, soft real - time and best - effort applications and supplies different applications for cpu ' s bandwidth according to their own policy. hard real - time applications are executed with a priority because of its processing in real - time kernel. the control of time ratio shared by cpu for soft real - time tasks can keep general time - sharing task not to starve
Rt - linux能對硬實時應用提供較好的支持，本文對其進行剖析，並在此基礎上提出一種統一調度框架，該框架對硬實時，軟實時，以及盡力而為的應用進行區分，對不同的應用按一定的策略分配cpu帶寬。 -
This software realizes the multitask ’ s creation, management, deleting and data sharing in the master simulation computer through using existence resource of windowsnt, and exchanges real - time data with periphery computers by ethernet network
軟體通過使用nt系統的現有資源，在主模擬計算機中實現多任務的建立、調度管理、刪除、以及各任務間的數據共享，通過以太網實現與外圍計算機的實時數據交換。 -
( 2 ) real - time sharing : the legitimate users enjoy the different information services according to corresponding ranks. it satisfied the users who have the different demands
實時共享性:合法的用戶根據相應的級別享受不同的信息服務，滿足了不同需求的用戶。
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