Title :
A Fundamental Physical Limit to Data Transmission and Processing
Author :
Krone, Stefan ; Fettweis, Gerhard
Author_Institution :
Dept. of Mobile Commun. Syst., Tech. Univ. Dresden, Dresden, Germany
fDate :
3/1/2010 12:00:00 AM
Abstract :
As semiconductor technology is rapidly approaching physical barriers that restrict the speed of digital signal processing, knowledge about physical limits to data transmission and processing is gaining more and more importance. This paper addresses a fundamental physical limit that derives from energy-time uncertainty. By relating the physical limitation to the basics of signal processing and information theory it turns out that trivalent signaling might become optimal at the frontiers of physics.
Keywords :
data communication; information theory; signal processing; data processing; data transmission; digital signal processing; energy-time uncertainty; fundamental physical limit; information theory; physical barriers; physical limitation; semiconductor technology; trivalent signaling; Data processing; information rate; quantum theory; signal representation;
Journal_Title :
Signal Processing Letters, IEEE
DOI :
10.1109/LSP.2010.2040654