985 search results - page 59 / 197 » On the validity of digital signatures |
AMC
2005
13 years 8 months ago
2005
A convertible authenticated encryption scheme allows a designated receiver to recover and verify a message simultaneously, during which the recipient can prove the dishonesty of t...
PICS
2001
13 years 10 months ago
2001
The modulation transfer function (MTF) has long been used as a diagnostic tool for analog image capture, by tracking frequency response caused by aperture, field position, or defo...
GLOBECOM
2006
IEEE
14 years 2 months ago
2006
IEEE
- In recent years, many quantum cryptographic schemes have been proposed. However, it seems that there are many technical difficulties to realize them (except Quantum Key Distribut...
VTS
2002
IEEE
14 years 1 months ago
2002
IEEE
Single-bit second-order delta-sigma modulators are commonly used in high-resolution ADCs. Testing this type of modulator requires a high-resolution test stimulus, which is diffic...
ICIP
2004
IEEE
14 years 10 months ago
2004
IEEE
The industry is currently starting to use MPEG-4 compressed digital video for surveillance applications. The transition from analog to digital video raises difficulties for using ...