Semantic Scholar uses AI to extract papers important to this topic.
QWERTY keyboard is widely used for information processing nowadays in Japan, United States, and other countries. And the most… Expand In order to overcome the disadvantages of easily bringing false alerts,interfering normal communications,and high cost when using… Expand A stream cipher is a symmetric cipher which operates with a time-varying transformation on individual plaintext digits. By… Expand “The universality and importance of concept of information could be compared only with that of energy” (Rényi ). “The great… Expand Recently, we showed how to strengthen block ciphers by decorrelation techniques. In particular, we proposed two practical block… Expand Automatic translation of the lights and shades of a picture into a digital record tape and its reconversion to a picture were… Expand Forward error-correction equipment based on cyclic coding, which is applicable for selective calling and direct-printing systems… Expand Forward error-correction equipment based on cyclic coding, which is applicable for selective calling and direct-printing systems… Expand Signals which are quantized both in time of occurrence and in magnitude are in fact quite old in the communications art. Printing… Expand IT is shown in a paper by A. E. Thompson, published in Electrical Communication of April, that at no period in the history of the… Expand