忙音

基于CDMA组网方式的移动adhoc网络，提出了一种单忙音码分多址协议（SBT-CDMA）。

A single busy tone code division multiple access ( SBT-CDMA ) protocol is proposed for CDMA-based mobile ad hoc network .

在此基础上，介绍一种新的可完全避免分组冲突的MAC层协议&双忙音多址接入（DBTMA）协议。

Also introduced is the Dual Busy Tone Multiple Access ( DBTMA ), a new collision-free MAC scheme .

我什么时候拨他的电话听到的都是忙音。

All I get is a busy signal when I dial his number .

双忙音多址接入-adhoc网络中的多址接入控制机制的研究

Research of Multi-access Control Scheme of Ad Hoc Network

协议综合使用了RTS/CTS短分组握手机制、忙音信号、功率控制和CDMA技术来提高网络性能。

The RTS / CTS handshake mechanism , busy tone and power control are integrated with CDMA to improve the network performance .

该文针对移动adhoc网络（MANET），提出了支持定向天线应用的忙音和功率控制多址接入协议（BT-DMACP）。

A Busy Tone and Directional antenna Multiple Access Control Protocol with power control ( BT-DMACP ) for Mobile Ad hoc NETwork ( MANET ) is proposed .

双忙音多址信道接入（BTMA）议是一种信道利用率较高的无线局域网信道随机接入控制方案。

A MAC protocol , termed Dual Busy Tone Multiple Access ( DBTMA ), is a random access mechanism with high channel utilization for WLAN .

利用RTS/CTS分组进行码字分配和功率控制信息交换；利用忙音信号计算值与测量值之间的区别，来决定节点是否可以进行RTS分组的发送。

The RTS / CTS dialogue is used for the CDMA-code allocation and exchange of the power control information . Base on the difference between the calculation value and measurement value of the received busy tone power , a node can ascertain whether could initialize a RTS packet transmission .

你上次听到忙音是什么时候？

When was the last time you heard a busy signal ?

轻松拒绝块的忙音来电。

Easy Reject blocks incoming calls with a busy tone .

基于双忙音的无冲突多址接入协议

A Collision-free Multiple Access Protocol with a Dual Busy Tone

爱如电话，总是忙音。

Love is a telephone that is always busy .

我每次拨打这个号码，电话总是忙音。

Every time I call the number , I get a busy signal .

尝试联络维修中心，可是忙音。

Tried to get through to damage control , but the lines are jammed .

我已经拨打了好几次，但一直都是忙音。

I 've called several times , but I keep getting a busy signal .

成千上万的电话打过去都是忙音。

Thousands of calls met with busy signals .

现在，人们打电话时如果听到的是忙音，就会变的抓狂。

Now when people call a phone and get a busy signal they get mad .

（北美电话全用录音系统，极少听到忙音）有什么事阻止了这些人接电话，所以他们没投票。

Something stopped those people from receiving those calls , and they didn 't vote .

我试着打你的电话号码716-5255924很多次，但是电话总是忙音。

I try to call you many times at716-5255924 , but the line always busy .

如果你听到忙音，这边没有呼叫等�

Uh , there 's no call waiting here if you get a busy signal .

线缆总是开通着的&没有拨号、没有忙音。

The cable lines are always open & there is no dialing in , no busy signals .

因此，呼叫者在试图拨打组织电话时，将不会经常遇到忙音。

Therefore , callers will not experience frequent busy signals when they try to call into an organization .

在双重信道竞争机制的基础上，设计了忙音辅助邻居发现算法。

Basing on the dual channel competition scheme , we design some busy-tone aided algorithms for neighbor discovery .

此功能对于每个电话机都具有该功能，在本系统中同样可以检测到忙音。

This function all has this function regarding each telephone , the agreement may examine the busy signal in this system .

另外，电话线路中断或是出现忙音，使得地区的破坏程度难以确认，特别是离震中较远的南部地区。

Phone lines were either down or busy , making confirmation of damage difficult elsewhere , especially further south toward the epicenter .

BCRMAC协议重点研究了最佳中继的选择方法，忙音的长度可变并体现中继的转发能力。

The protocol focuses on the method of optimal relay selection , introduces the busy tone , the length of which can be changed .

“呼叫等待”意味着你把你的个人电话分成两条线路，当两个人同时打进来的时候，都不会有忙音。

Nancy : Call waiting means you can turn your own phone into a two-line phone , and no one ever gets a busy signal .

语音信箱具有查询、留言和播放公众信息等功能，在被叫忙音或无应答时自动进入信箱。

The voice mail box has the feature of inquiry , leaving a message and playing back public information , and it is automatically turned on when the subscriber is busy or without answer .

在综合分析两种双信道改进方案的基础上，笔者选择一种双信道的改进方案加以综合改进，并提出两种退避算法和新的发送忙音和接收忙音的设置方式。

By comprehensive analysis of two dual-channel improvement , chooses a kind of dual-channel method to be integrated improvement , and presents two kind of back off algorithm and the new Busy Tone setting manner .

协议充分考虑到定向天线应用中存在的定向隐藏终端问题和旁瓣干扰，利用定向忙音信号和基于信噪比门限的功率控制策略，对数据分组的定向发送功率进行实时调整。

The directional hidden terminal problems and side lobe interference for the network using directional antennas are considered . Through directional busy tone signals and the power control method , the directional transmission power of data packets can be adjusted in time .