Voice quality measurement: Understanding VoIP
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2005-10-03 |
| Network engineers need to understand call-quality measurement techniques to successfully diagnose and manage VoIP problems |
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| Designing low-cost VoIP videophones
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2005-11-01 |
| By coupling soft-DSP VoIP techniques with hardware-accelerated video encoding, video telephony can finally fulfill its mass-market potential |
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| Tight DSP and NP integration produces enhanced VoIP chip solutions
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2004-04-16 |
| This technical paper discusses how VoIP has altered the landscape of telecommunications by adding a new level of intelligence to networks |
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| Embedded VoIP implementations using SIP
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2004-09-16 |
| Broadband adoption has laid the pavement for mass-market VoIP implementation. Find out the advances that have made 2004 the year of VoIP |
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| Chip evolution revamps residential VoIP
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2006-12-01 |
| The residential VoIP market has transformed from an "emerging technology" into a serious and competitive arena. VoIP is now a viable technology for voice offerings. However, service performance levels must be maintained |
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| Timing is everything for VoIP success
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2005-01-03 |
| The only way for VoIP to succeed is to have the right timing--not market timing, but synchronized timing |
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| Bulking up designs for VoIP
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2002-04-01 |
| This technical article discusses the engineering know-how in building carrier-class high-density VoIP gateways that are essential in bridging the analog and digital worlds |
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| Implement maximum security for VoIP
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2006-04-03 |
| Data-centric and time-consuming Internet security is insufficient to handle security threats looming in the background for VoIP. This article is a primer that discusses what exists, how to harness it and how to approach implementation—down to the microsecond |
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| Meeting mobile VoIP design challenges
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2007-06-18 |
| There are several system hardware architecture options available for IP voice and video applications, including solutions based on single general-purpose processors, processors with on-chip dedicated hardware accelerators, or processors with discrete programmable coprocessors. |
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| Constructing H.323 stacks for VoIP designs
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2001-07-01 |
| Developing an H.323 stack? This article shows what is necessary to build an application using a primitive-based interface and an alternative, simplistic interface. |
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| RISC/DSP convergence meets targets for VoIP
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2006-01-16 |
| Embedded RISC processors with DSP capabilities add device functionalities with minimal impact on power. |
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| Processor task segregation conquers Voice over IP
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2002-10-16 |
| To optimize the transmission of voice traffic over VoIP, packet processing should be relegated to NPUs and not on DSPs |
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| Audio requirements in digital telephony
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2005-03-01 |
| Digital telephony applications may boost the campaign for the VoIP market |
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| Guarantee quality in voice engine design
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2008-04-16 |
| The general purpose SoCs used by today's cordless or IP telephones, integrated access devices and wireless unified communications devices, fully support the software DSP required for VoIP by integrating a software voice engine within the system software. This article discusses how to implement this in order to exceed telephony quality communication |
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| Selecting the best voice over packet protocol
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2003-05-16 |
| In the near future, VoIP deployment rate will overtake its VoATM counterparts and will eventually dominate and possess the entire VoP market |
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| Architectural considerations for an Internet Protocol (IP) phone processor
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2000-05-03 |
| This paper begins by discussing the IP-based voice systems technology and the factors which influence the quality of voice IP data transmission. This paper also explains the basic requirements of a VoIP system and the corresponding international standards |
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| Architectural considerations for an Internet Protocol (IP) phone processor
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2000-09-27 |
| This paper begins by discussing the IP-based voice systems technology, market, and the factors, which influence the quality of voice IP data transmission. This paper also explains the basic requirements of a VoIP system and the corresponding international standards |
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| Flow is shaky for programmable SoCs
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2001-03-01 |
| Programmable SoC designs are becoming the trend of the future thanks to the greater density of today's programmable devices and the availability of efficient microprocessors. Unfortunately the CAD flows for these devices are far from being robust. |
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| DSPs: Key to broadband's future
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2001-03-01 |
| While DSP technology is integral to the new broadband appliances, it is also playing a central role in the broadband access technologies such as DSL that will deliver high bandwidth to these appliances. |
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| Korean engineers seek fulfillment through change
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2001-07-01 |
| Changing careers has now become a trend for Korean engineers wanting to achieve professional growth and better compensation packages. |
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| Packet switching right choice for wireless
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2001-02-01 |
| The Internet switching model can cost two orders of magnitude less than conventional circuit architectures, making the economics of an IP network very attractive. |
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| Overcoming the LTE handset antenna design problem
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2009-08-13 |
| For handset antenna development, significant challenges arise when complex implementation schemes of LTE are compounded by the longer wavelengths of the 700MHz frequency band. |
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| LTE-Advanced: An introduction
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2011-07-04 |
| Here's an introduction to LTE-Advanced, a project that is being specified initially as part of Release 10 of the 3GPP specifications. |
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| Solve quality, reliability challenges of VoWLAN
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2007-12-03 |
| This article examines existing VoWLAN technology's performance and reliability challenges and proposes an innovative WLAN Edge Architecture to overcome them. |
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| Emerging 4G tech supports mobile broadband
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2009-08-11 |
| Adding WiMAX connectivity to mobile products delivers broadband speeds greater than 1Mbit/s for different services, while maintaining the form factor and battery life of existing 3G devices. |
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| Power-over-Ethernet goes green
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2008-06-02 |
| Here's how the efficiency of PoE systems compares to traditional wall adapters in various applications, and how new techniques and technologies, including dynamic power management and emergency power management, promise to make new PoE solutions more power- and cost-efficient. |
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| Making heterogeneous network possible
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2011-11-30 |
| Here's a discussion on heterogeneous network (HetNet), a technology that will rely heavily on SoC integration to handle the computational complexity of many different types of small cell Evolved NodeB LTE base stations. |
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| Creating a broadband digital home
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2001-03-01 |
| A broader perspective of home networking is quickly evolving, one that takes into account the full spectrum of bundled services that can be delivered over a broadband pipe. |
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| Turnkey enterprise IP phone reference design solutions
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2001-08-09 |
| This conference technical paper presents shared engineering experiences on IP phone reference design and its importance to modern design engineers. |
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| Voice Quality (VQ) in converging telephony and IP networks
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2001-08-09 |
| This conference technical paper discusses factors that affect voice quality, as well as network impairments and their causes in a converged telephony and Internet protocol (IP) network, all from the perspective of the quality of the analog voice signal. |
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