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dtmf
- 单音多频信号的产生和识别，采用FFT变换。应用于电话拨号。是学习数字信号处理的大作业。-Tone multi-frequency signal generation and recognition, the use of FFT transform. Applies to telephone dial-up. Digital Signal Processing is the study of large operations.
26978-700
- Results of the Adaptive Multi-Rate (AMR) noise suppression selection phase -Results of the Adaptive Multi-Rate (AMR) noise suppression selection phase
dialdtmf_0_04_src
- dtmf 拨号程序，Pocket PC ，vc 工程演示-dialDTMF a Pocket PC (Pocket Contact) plugin to dial telephone numbers using DTMF s (aka Dual Tone Multi-Frequency) (tested under PPC2000 MIPS, PPC2000 ARM, PPC2002 ARM, Xscale WMPPC2003 and WM2003SE, WM5- if you want y
MPEG-SAC
- MPEG组织于2007年制订完成的新一代面向对项的多声道语音和音频压缩算法,主要用于空间音频信号的压缩编码,广泛应用于高清晰电视会议系统、多声道数字广播等-MPEG Organization in 2007 to complete development of a new generation of pairs of items for multi-channel voice and audio compression algorithms, mainly for space audio sig
DTMF5410
- DTMF 编解码器在编码时将击键或数字信息转换成双音信号并发送,解码时在收到的DTMF 信号中检测击键或数字信息的存在性.采用ccs2.2开发。运行在DES5410APP-U开发版上。 子程序_start_ac01，完成AD 及DSP 的多通道缓冲串口（McBSP）初始化。 子程序_iir_to_dtmf，通过由函数set_freq_coff()初始化的系数，分别迭代运算产生行 频和列频，该子程序计算出的两个频率信号样本值分别放入累加器a 和b，相加之 后作为新的一个音频样本发送
fzxhfl
- 实现多频率混杂信号分离，提取不同频率成分信号。-Multi-frequency mixed signal separation, extraction of signals of different frequency components
sox
- SoX reads and writes audio files in most popular formats and can optionally apply effects to them. It can combine multiple input sources, synthesise audio, and, on many systems, act as a general purpose audio player or a multi-track audio recorde
wrongresult
- this about multi media read how read it and all ill be included. this about bmp image read ho tto read it and all ill be included.thi s about bmp image read ho tto read it and all ill be included.this about bmp image read ho tto read it and all ill b
channel_impulse_response
- 大规模多输入多输出非平稳无线信道冲击响应-Large-scale multi-input multi-output non-stationary wireless channel impulse response
AMR_CodeDecode
- C代码实现的AMR语音编解码。AMR多速率编解码技术相比原有的GSM语音编码器采用固定的编码速率，AMR语音编码器则可根据无线信道和传输状况来自适应地选择一种最佳信道模式（全速率或半速率）和信源编码模式（以比特率来区分）进行编码传输。-C code to achieve AMR voice codec. AMR multi rate coding and decoding technology of GSM speech coder is compared to the original fix
Panning_Effect
- 音频平移，从而实现单声道转换至双声道或多声道，音频空间效果实现。-Audio translation, in order to achieve conversion to two-channel mono or multi-channel audio to achieve spatial effects.
1.ZIP
- Design and Development of Low Cost Multi-Channel USB Data Acquisition System for the Measurement of Physical Parameters.This paper describes the design and development of low cost USB Data Acquisition System (DAS) for the measurement of physical para
OFDMA
- OFDM is a frequency-division multiplexing (FDM) scheme used as a digital multi-carrier modulation method. A large number of closely spaced orthogonal sub-carrier signals are used to carry data on several parallel data streams or channels.