Voice
共 172 篇文章
Voice 相关的电子技术资料，包括技术文档、应用笔记、电路设计、代码示例等，共 172 篇文章，持续更新中。
Radio_Frequency_Modulation_Made_Easy
By inventing the wireless transmitter or radio in 1897, the Italian physicist Tomaso<br />
Guglielmo Marconi added a new dimension to the world of communications. This<br />
enabled the transmission o
Modeling+and+Analysis+of+Telecommunications
The insinuation of telecommunications into the daily fabric of our lives has been<br />
arguably the most important and surprising development of the last 25 years. Before<br />
this revolution, telep
Mobile+and+Wireless+Systems+Beyond+3G
With the rapid growth of the wireless mobile applications, wireless voice has<br />
begun to challenge wireline voice, whereas the desire to access e-mail, surf the<br />
Web or download music (e.g.,
Mobile Multimedia Communications Concepts
Mobile multimedia communication is increasingly in demand because of the basic need to communi-<br />
cate at any time, anywhere, using any technology. In addition, to voice communication, people have
Mobile and Wireless Communications
There are few technologies that have had a more profound effect on people’s lives<br />
than mobile communications. As recently as twenty years ago no one had a mobile<br />
phone, while today 1.4 bil
LTE, WiMAX and WLAN
For nearly a hundred years telecommunications provided mainly voice services and very low speed<br />
data (telegraph and telex). With the advent of the Internet, several data services became mainstre
IP Multimedia Subsystem(IMS) Handbook
Fixed-mobile.convergence.and.voice-data.networks.have.merged.next-gen-<br />
eration,.value-added.applications.and.integrated.multimedia.services,.com-<br />
bining. Web. browsing,. instant. messaging
Introduction+to+3G+Mobile+Communications
The third generation (3G) mobile communication system is the next big thing<br />
in the world of mobile telecommunications. The first generation included<br />
analog mobile phones [e.g., Total Acces
Essentials+of+LTE+and+LTE-A
The next-generation wireless broadband technology is changing the way<br />
we work, live, learn, and communicate through effective use of state-<br />
of-the-art mobile broadband technology. The pack
CRC Handbook of Modern Telecommunications
In the preparation of this book, our objective was to provide an advanced understanding of emerging<br />
telecommunications systems, their significance, and the anticipated role these systems will pl
Compressive+Sensing+for+Wireless+Networks
Over the past few decades, wireless communications and networking have witnessed an<br />
unprecedented growth, and have become pervasive much sooner than anyone could have<br />
predicted. For exampl
Cognitive+Radio,+Software+Defined+Radio
Today’s wireless services have come a long way since the roll out of the<br />
conventional voice-centric cellular systems. The demand for wireless access<br />
in voice and high rate data multi-media
Ambient Networks
One traditional view of how wireless networks evolve is of a continuous, inevitable progres-<br />
sion to higher link speeds, combined with greater mobility over wider areas. This standpoint<br />
ce
Active+and+Programmable+Networks
New applications such as video conferencing, video on demand, multi-<br />
media transcoders, Voice-over-IP (VoIP), intrusion detection, distributed<br />
collaboration, and intranet security require
Caribbean Markets : Mobile Broadband Development
4G Americas is an industry trade organization composed of leading<br />
telecommunications service providers and manufacturers. The<br />
organization's mission is to advocate for and foster the<br />
4G LTELTE-Advanced
Duringthe past years, there has been a quickly rising interest in radio access technologies for providing<br />
mobile as well as nomadic and fixed services for voice, video, and data. This proves tha
4G & Beyond Convergence of Networks
From the transition of analog to digital communication along with seamless mobility and<br />
high computing power of small handheld devices, the wireless communications industry has<br />
seen tremen
3G+Evolution
During the past years, there has been a quickly rising interest in radio access tech-<br />
nologies for providing mobile as well as nomadic and fixed services for voice,<br />
video, and data. The di
3G,+4G+and+Beyond–BRINGING NETWORKS
In recent years, cellular voice networks have transformed into powerful packet-switched<br />
access networks for both voice communication and Internet access. Evolving Universal<br />
Mobile Telecomm
基于频率插值的4.0kbps 语音编码器的性能和设计（英文）
The 4.0 kbit/s speech codec described in this paper is based on a<br />
Frequency Domain Interpolative (FDI) coding technique, which<br />
belongs to the class of prototype waveform Interpolation (PWI