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VTC
2006
IEEE
134views Communications» more  VTC 2006»
15 years 3 months ago
Ultra Low-Power Digital Demodulators for Short Range Applications
— In this paper we present extremely flexible and low power digital binary ASK, PSK, and FSK demodulator architectures for short-range applications that uses limiter amplifier (i...
Mehmet R. Yuce, Ahmet Tekin
ICASSP
2009
IEEE
15 years 4 months ago
Evaluating digital audio authenticity with spectral distances and ENF phase change
This paper discusses the use of spectral distances obtained from adaptive filters employed as linear predictors and phase change of the electric network frequency to evaluate dig...
Daniel Patricio Nicolalde, Jose Antonio Apolinario
CORR
2008
Springer
104views Education» more  CORR 2008»
14 years 9 months ago
Some Aspects of Testing Process for Transport Streams in Digital Video Broadcasting
: This paper presents some aspects related to the DVB (Digital Video Broadcasting) investigation. Thebasicaspectsof DVB are presented, with an emphasis on DVB-T version of standard...
Radu Arsinte, Ciprian Ilioaei
ICASSP
2010
IEEE
14 years 10 months ago
Sub-Nyquist processing with the modulated wideband converter
Sub-Nyquist systems capture the signal information in a different fashion than uniform high-rate samples. Consequently, digital processing, which is the prime reason for leaving t...
Moshe Mishali, Asaf Elron, Yonina C. Eldar
DPHOTO
2009
131views Hardware» more  DPHOTO 2009»
14 years 7 months ago
Interaction of image noise, spatial resolution, and low contrast fine detail preservation in digital image processing
We present a method to improve the validity of noise and resolution measurements on digital cameras. If non-linear adaptive noise reduction is part of the signal processing in the...
Uwe Artmann, Dietmar Wueller