Tonpilz Piezoelectric Transducers with Acoustic Matching Plates for Underwater Color Image Transmission

1989 ◽  
pp. 597-607 ◽  
Author(s):  
T. Inoue ◽  
T. Nada ◽  
T. Tsuchiya ◽  
T. Nakanishi ◽  
T. Miyama ◽  
...  
1993 ◽  
Vol 40 (2) ◽  
pp. 121-130 ◽  
Author(s):  
T. Inoue ◽  
T. Nada ◽  
T. Tsuchiya ◽  
T. Nakanishi ◽  
T. Miyama ◽  
...  

2021 ◽  
Author(s):  
Namrata Biswas ◽  
I. Raja Mohamed

Abstract In this paper, a new two-dimensional (2-D) chaos-based color image encryption and decryption scheme is proposed in which the noise signal is selected randomly to set the initial values for a chaotic system which also enhances the security of the system. The 256-bit hash value of noise is transformed into one-time initial values for the state variables of this proposed chaotic system. XOR operation is further carried out to diffuse the pixels. Finally, statistical and security analyses are performed for understanding the effectiveness of the proposed system. Experimental results confirm that the proposed chaos-based cryptosystem is efficient and suitable for information (image) transmission in a highly secured way.


2008 ◽  
Vol 123 (5) ◽  
pp. 3893-3893
Author(s):  
Hiroshi Ochi ◽  
Yoshitaka Watanabe ◽  
Takuya Shimura ◽  
Takehito Hattori

1991 ◽  
Vol 82 (3-4) ◽  
pp. 241-244
Author(s):  
J.M. Nagai ◽  
A.A. Tagliaferri ◽  
J. Calatroni

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