... DTMF Dual-Tone Multifrequency System 双音多频制 DTMF Dual-Tone Multifrequency Signaling 双音多频信号 DTS DIGITAI TEST SEQUENCE 数字测试序列 ...
基于30个网页-相关网页
双音多频信号 DTMF ; Dual Tone Multi-Frequency ; DTMF Dual-Tone Multifrequency Signaling ; Tone Multifrequency Signaling 多频信号方式 multifrequencysignalling 多频信号...
基于12个网页-相关网页
... 双音多频功能 DTMF 双音多频信号 DTMF ; DTMF DualTone Multifrequency Signaling ; Tone Multifrequency Signaling 启动双音多频 Start DTMF ...
基于8个网页-相关网页
双音多频信号技术 Dual Tone Multi-Frequency
In chapter Ⅲ, DTMF signal's generation and detection is discussed and implemented by TI C54X assemble.
第三章研究了数字双音多频信号的产生和检测技术，并使用TI C54X汇编语音进行实现。
参考来源 - 基于H.323的VoIP系统研究与关键技术实现·2,447,543篇论文数据，部分数据来源于NoteExpress
该模型利用事件通告机制来传送双音多频信号，通过SUBSCRIBE和NOTIFY两个消息来实现交换机对SIP终端的完全控制。
This model offers SIP Specific Event Notification to transmit DTMF, and USES SUBSCRIBE and NOTIFY to realize the control to IP phone.
该系统用MI-TEL 公司的DTMF收发器MT8880芯片作为电话双音多频信号的解码核心，用AT89C5 1单片机作主控器，电路简单灵活。
The system uses MT8880 (made by MITEL company) as the decoding chip of DTMF telephone and chip AT89C51 as the microcontroller, so, the circuit is simple and adaptive.
在传输网络中，音频适配器采用双音多频芯片MT8880实现数据格式的转换功能，对讲机则完成对转换后的音频信号收发功能；
In the transmission network, the audio adapter adopts MT8880 to transform the data format and the wireless interphone is to transmit and receive the audio signal.
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