handoff 中文意思是什麼
handoff
解釋
傳送-
Though the handoff of hs - dsch is hard handoff, the update of active set is the same as soft handoff
雖然hs - dsch的切換屬于硬切換，但激活集的更新是和軟切換相同。 -
This paper proposes a handoff algorithm using dual - window measurements in cellular mobile communication system. the proposed algorithm can provide a suitable balance of probability and delay of handoff. an analysis model of this algorithm is given in this paper. the proposed algorithm is especially fitted to the situation which mobile station needs to measure the signal strength from many base stations
本文提出了一種新的蜂窩移動通信系統越區切換測量演算法，該演算法採用了兩個長度不同的測量窗口，有利於在切換時延和切換平均次數這對矛盾之間取得更為有效的平衡，特別適用於需要對多個基站進行切換測量的情況.同時本文給出了基於矩形窗口的雙窗口切換測量演算法數學分析模型，及數值分析結果 -
4 pahlavan k, krishnamurthy p, hatami a. handoff in hybrid mobile data networks. ieee pers. commun.,
目前，越來越多的移動主機同時具備多種網路介面，從而可以在不同的時間和地點連入不同的接入網路。 -
Culpepper fakes a handoff to williams. he will throw
庫爾派普假裝傳球給威廉姆斯他要扔出去了 -
Marcum fakes the handoff and drops back to pass
馬庫做了個假動作然後準備傳球 -
Compared with the blocking of new calls, the users are more dissatisfied with the existing call interrupt. so the handoff calls should have higher priority, which is ensured by assigning the guard channels in the hcs. however, the introduction of guard channels will have quite different effects on blocking probability and handoff failure probability
與新呼叫阻塞相比，用戶更不能容忍對已有呼叫的中斷，因此可通過在第vi頁西南交通大學博士研究生學瞅文hcs中設置保護通道來保證切換用戶更高的接入優先權，但保護通道的引入會對呼叫阻塞概率和切換失敗概率產生截然不同的影響。 -
Neighbors are defined as cell sites in the serving cells geographic vicinity that may be considered as handoff candidates
在服務小區地區鄰接圖中將這些鄰居定義為可以被看作是越區切換侯選的小區基站。 -
According to this requirement, the railway mobile digital communication system based on the gsm system for mobile communication is put forward in this paper to accomplish the data transfer between the control center and the locomotive. in this paper, the design of the ms ( the mobile station ) and the erected bs ( the base station ) out of the gsm cover is carried out. last we discuss the key techniques of the railway mobile digital communication system, the handoff and the error _ correct coding
本文針對這種要求，在gsm移動通信系統的基礎上提出了建立電力機車移動數字通信網以實現機車與控制中心之間的數據傳輸的方案，設計了系統中車載移動臺、 gsm覆蓋區外自建基站的基本構造，分析了系統中越區切換、糾錯編碼等關鍵技術，並詳細的闡述了其實現方法。 -
Vertical handoff is one significant challenge for mobility management in heterogeneous wireless networks. compared with horizontal handoff, vertical handoff involves different wireless network technologies varying widely in terms of bandwidth, delay, coverage area, power consumption, etc. in this paper, we analyze the signal strength model of mobile node and present a new vertical handoff decision algorithm
目前，通過移動和無線通信系統接入internet的方式可分為兩大類，一類是基於蜂窩的接入技術，如cdma ， gprs ， edge等一類是基於局域網的技術，如ieee 802 . 11 wlan ， bluetooth ， homerf等。 -
The paper focuses on the handoff of cdma systems
本文重點研究了cdma系統越區切換技術。 -
Improved scheme and performance of handoff for wireless atm network
網路越區切換的改進方案和性能分析 -
This will bring great benefits such as fast handoff, easily realization of different macrodiversity algorithms, etc
採用虛擬無線通信系統可以實現快速的越區切換，並且可以實現各種宏分集演算法。 -
Handoff can improve utilization ratio of system resources, also obtaining higher performance of system. handoff is the most complicated and vital technique in cdma system
越區切換能有效地提高系統性能，是cdma系統中最復雜和最重要的一項關鍵技術。 -
Secondly, the conception, types and several typical schemes of handoff are briefly outlined. also, markov chain is applied to analyze and simulate several typical handoff schemes
然後對cdma系統越區切換的概念、過程和類型進行研究，並用馬爾可夫（ markov ）鏈對典型越區切換策略進行了分析。 -
A research on soft handoff in all - ip wireless networks
無線網路下軟切換的研究 -
Criticality policy for soft handoff in cdma network
網路中軟切換的一種優先策略 -
At last, this paper concentrates on soft handoff technique, analyze the performance of soft handoff under different conditions of mobile customers ’ various speed in cdma system
最後重點對cdma系統中不同移動速度條件下的軟切換性能進行分析。 -
The analysis showns that mrc decreases the outage probability and increases the system coverage, compared with the soft handoff in a cdma system
研究結果表明它比碼分多址中的軟切換中所採用的選擇式宏分集能夠帶來更低的中斷率，從而提高系統的覆蓋。 -
Abstract : based on the analysis of cdma handoff, a modified two - threshold soft handoff method is proposed together with its detailed theoreetic analysis, combined with the minimum - dwelling - time qveung wethed, a mixed handoff scheme is suggested
文摘:在分析cdma越區切換的基礎上，提出了一種改進的雙門限軟切換方法，並對該方法進行了較為詳細的理論分析。 -
Then, the optimization technology of the data business and handoff between different carriers are analyzed in detail secondly, finally intensive study is made on how to optimize these problems. on the base of the basic theory of the data business optimization and the handoff between different carriers, this paper synthesizes some popular network optimization method
本文最後從數據業務優化和異頻切換優化的基本原理出發，綜合目前流行的一些網優方法，對桂林聯通多載波cdma網路的優化進行了應用與研究，結果表明在現網中多載波網路中的數據業務和異頻間切換的優化是成功的。
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