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posted in September 2002
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DSP-Enabled Efficient Motion Estimation for Mobile MPEG-4 Video Encoding
Design How-To  
9/4/2002   Post a comment
Efficient motion estimation is vital for video encoding in mobile devices. J. Geoffrey Chase and Christopher Pretty of University of Canterbury, New Zealand present a highly efficient four-step search algorithm for 16-bit DSPs and the impact of dynamic reconfiguration of the DSP's data path.
Master Transparent-Mode GFP: Part 2
Design How-To  
9/3/2002   Post a comment
Part 1 of this two-part series - which originally appeared in the September issue of Communication Systems Design - laid out the basic operation of transparent-mode GFP as well as bandwidth issues. Now, we'll explore payload scrambling, client management frames, and protocol extension.
2002 Comet Awards
Design How-To  
9/3/2002   Post a comment
Communication Systems Design's look at 20 Companies that will shape the future of the communication sector.
Master Transparent-Mode GFP: Part 1
Design How-To  
9/3/2002   Post a comment
To optimize the use of currently available high-bandwidth optical pipes, a storage designer would do well to fully understand GFP-T.
Choose Wisely Between QAM and DMT for VDSL
Design How-To  
9/3/2002   Post a comment
The move to VDSL has many operators torn between QAM and DMT for their modulation scheme. Here's why QAM might be best.
Maximize the Metro With Resilient Packet Ring
Design How-To  
9/3/2002   Post a comment
By taking the best of Sonet and Ethernet and adding myriad features of its own, RPR looks set to dominate metro- and wide-area networks.
Use Direct Conversion to Shrink WLAN Radio Costs
Design How-To  
9/3/2002   Post a comment
The combination of advanced technologies and good design practice has brought the benefits of direct-conversion radios to the masses.
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