CN1367635A - 在通信系统中对语音信号进行检测以及通话传输的装置 - Google Patents
在通信系统中对语音信号进行检测以及通话传输的装置 Download PDFInfo
- Publication number
- CN1367635A CN1367635A CN 01105280 CN01105280A CN1367635A CN 1367635 A CN1367635 A CN 1367635A CN 01105280 CN01105280 CN 01105280 CN 01105280 A CN01105280 A CN 01105280A CN 1367635 A CN1367635 A CN 1367635A
- Authority
- CN
- China
- Prior art keywords
- codec
- link
- ttl
- filtering
- control circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 17
- 238000004891 communication Methods 0.000 title claims abstract description 14
- 238000006243 chemical reaction Methods 0.000 claims abstract description 51
- 238000012360 testing method Methods 0.000 claims abstract description 11
- 238000001914 filtration Methods 0.000 claims description 76
- 230000007480 spreading Effects 0.000 claims description 55
- 238000012546 transfer Methods 0.000 claims description 11
- 238000003756 stirring Methods 0.000 claims description 8
- 238000013461 design Methods 0.000 claims description 4
- 238000013519 translation Methods 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 claims description 3
- 230000004913 activation Effects 0.000 claims description 2
- 230000006978 adaptation Effects 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 17
- 230000008569 process Effects 0.000 description 13
- 238000001514 detection method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Images
Landscapes
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Abstract
Description
Claims (20)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB011052805A CN1148991C (zh) | 2001-01-22 | 2001-01-22 | 在通信系统中对语音信号进行检测以及通话传输的装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB011052805A CN1148991C (zh) | 2001-01-22 | 2001-01-22 | 在通信系统中对语音信号进行检测以及通话传输的装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1367635A true CN1367635A (zh) | 2002-09-04 |
CN1148991C CN1148991C (zh) | 2004-05-05 |
Family
ID=4654363
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB011052805A Expired - Lifetime CN1148991C (zh) | 2001-01-22 | 2001-01-22 | 在通信系统中对语音信号进行检测以及通话传输的装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN1148991C (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107390600A (zh) * | 2017-09-04 | 2017-11-24 | 中国电子科技集团公司第二十四研究所 | 具有多种链路模式的数据采集装置 |
-
2001
- 2001-01-22 CN CNB011052805A patent/CN1148991C/zh not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107390600A (zh) * | 2017-09-04 | 2017-11-24 | 中国电子科技集团公司第二十四研究所 | 具有多种链路模式的数据采集装置 |
CN107390600B (zh) * | 2017-09-04 | 2019-05-14 | 中国电子科技集团公司第二十四研究所 | 具有多种链路模式的数据采集装置及数据采集方法 |
Also Published As
Publication number | Publication date |
---|---|
CN1148991C (zh) | 2004-05-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5995923A (en) | Method and apparatus for improving the voice quality of tandemed vocoders | |
CN101208740B (zh) | 背景噪声信息的非连续传输和准确再现的方法 | |
US7133521B2 (en) | Method and apparatus for DTMF detection and voice mixing in the CELP parameter domain | |
JP4926527B2 (ja) | 移動通信端末機における音声コーデックのスイッチング装置及びスイッチング方法 | |
US6766291B2 (en) | Method and apparatus for controlling the transition of an audio signal converter between two operative modes based on a certain characteristic of the audio input signal | |
CN1116023A (zh) | 使数字无线电话系统适应增大用户业务量的装置和方法 | |
CN1307771A (zh) | 在数字通信系统中交替进行语音和数据的传输 | |
CN101789853B (zh) | 处理重传请求方法、终端和对重传请求进行管理的方法 | |
EP1724759A1 (en) | Method and system for efficient transmission of communication traffic | |
CN1361911A (zh) | 提供解码器到编码器的反馈以改进帧删除情况下预测语言编码装置性能的方法和装置 | |
CN1255788A (zh) | 改进无线通信设施上传送的语音信号质量的方法和装置 | |
JPH11259100A (ja) | 励起ベクトルの符号化方法 | |
CN1383657A (zh) | 带有语音识别器的电信系统和方法 | |
JP4862262B2 (ja) | Dtmf信号処理方法、処理装置、中継装置、及び通信端末装置 | |
CN1262577A (zh) | 无线语音信道上发送数据的方法 | |
CN1364287A (zh) | 降低语音编码所需处理容量的方法以及网络单元 | |
CN1148991C (zh) | 在通信系统中对语音信号进行检测以及通话传输的装置 | |
CN1270549C (zh) | 一种实现移动通信网络互通的方法 | |
CN1212604C (zh) | 基于可变速语音编码的语音合成器 | |
CN1331340C (zh) | 声音码切换方法 | |
US20040100955A1 (en) | Vocoder and communication method using the same | |
CN1186764C (zh) | 分布式语音识别系统的资源控制 | |
CN1202785A (zh) | 包括语音信号数字处理单元的电话装置及其中执行的方法 | |
JPH1188549A (ja) | 音声符号化/復号化装置 | |
JP2988609B2 (ja) | 符号化音声聴話回路 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of registration: 20070510 Pledge (preservation): Pledge |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Effective date of registration: 20070510 Pledge (preservation): Pledge |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20100413 Granted publication date: 20040505 Pledgee: National Development Bank Pledgor: Datang Mobile Communications Equipment Co|Shanghai Datang Mobile Communications Equipment Co|Telecom Research Institute of science and technology Registration number: 2007110000354 |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20040505 |