E1數位語音電話卡 LME30LT
技術規範
需求配備
- BUS：PCI 32-bit Bus
- PC：PentiumⅡ以上之相容電腦
連外介面
硬體規範
多功能之數位信號處理器（DSP）模組
- 支援G.723.1、G.729A、G.711、G.726等編碼演算法
- G.723.1(including Annex A VAD/CNG)
and Windows95 True Speech 8.5 compatibility.
- Full/Half duplex voice and compression
channels on real time.
- Acoustic Echo Cancellation concurrent
with True Speech and G.723.1 operation.
- DTMF and Tone Generation.
- DTMF and Programmable Tone Detection.
應用程式函數庫支援
- Windows 32-bit DLL(動態連結程式庫)
- Visual C++
- Visual Basic
- Visual FoxPro
- Borland Delphi
- Borland C++ Builder
擴充介面
語音編碼、壓縮／解壓縮方式
- Compounded: a Law and μ Law
- G.711、G.723.1、G.729A、G.726ADPCM
- True Speech at 8.5, 6.3, 5.3, 4.8,
and 4.1 Kbps.
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