Satoshi Sunada

Summary

Affiliation: NTT Communication Science Laboratories
Country: Japan

Publications

  1. doi request reprint Chaos laser chips with delayed optical feedback using a passive ring waveguide
    Satoshi Sunada
    NTT Communication Science Laboratories, NTT Corporation, Soraku gun, Kyoto, Japan
    Opt Express 19:5713-24. 2011
  2. ncbi request reprint Theory of fast nondeterministic physical random-bit generation with chaotic lasers
    Takahisa Harayama
    NTT Communication Laboratories, NTT Corporation, Soraku gun, Kyoto, Japan
    Phys Rev E Stat Nonlin Soft Matter Phys 85:046215. 2012
  3. doi request reprint Random optical pulse generation with bistable semiconductor ring lasers
    Satoshi Sunada
    NTT Communication Science Laboratories, NTT Corporation, 2 4 Hikaridai, Soraku gun, Kyoto 619 0237, Japan
    Opt Express 19:7439-50. 2011
  4. doi request reprint Noise amplification by chaotic dynamics in a delayed feedback laser system and its application to nondeterministic random bit generation
    Satoshi Sunada
    NTT Communication Science Laboratories, NTT Corporation, 2 4 Hikaridai Seika cho, Soraku gun, Kyoto 619 0237, Japan
    Chaos 22:047513. 2012
  5. ncbi request reprint Randomness in a Galton board from the viewpoint of predictability: sensitivity and statistical bias of output states
    Kenichi Arai
    NTT Communication Science Laboratories, NTT Corporation, 2 4 Hikaridai, Seika cho, Soraku gun, Kyoto 619 0237, Japan
    Phys Rev E Stat Nonlin Soft Matter Phys 86:056216. 2012

Collaborators

Detail Information

Publications5

  1. doi request reprint Chaos laser chips with delayed optical feedback using a passive ring waveguide
    Satoshi Sunada
    NTT Communication Science Laboratories, NTT Corporation, Soraku gun, Kyoto, Japan
    Opt Express 19:5713-24. 2011
    ..5 dB up to 10 GHz. The stability and quality of the chaotic mode is demonstrated using strict statistical tests of randomness applied to long binary sequences extracted by sampling the optical intensity signal...
  2. ncbi request reprint Theory of fast nondeterministic physical random-bit generation with chaotic lasers
    Takahisa Harayama
    NTT Communication Laboratories, NTT Corporation, Soraku gun, Kyoto, Japan
    Phys Rev E Stat Nonlin Soft Matter Phys 85:046215. 2012
    ..The theory is based on the mixing property of chaos, which transduces microscopic quantum noise of spontaneous emission in lasers into random transitions between discrete macroscopic states...
  3. doi request reprint Random optical pulse generation with bistable semiconductor ring lasers
    Satoshi Sunada
    NTT Communication Science Laboratories, NTT Corporation, 2 4 Hikaridai, Soraku gun, Kyoto 619 0237, Japan
    Opt Express 19:7439-50. 2011
    ..It is also shown that it is possible to generate optical pulse sequences which pass a standard suite of statistical randomness tests...
  4. doi request reprint Noise amplification by chaotic dynamics in a delayed feedback laser system and its application to nondeterministic random bit generation
    Satoshi Sunada
    NTT Communication Science Laboratories, NTT Corporation, 2 4 Hikaridai Seika cho, Soraku gun, Kyoto 619 0237, Japan
    Chaos 22:047513. 2012
    ..It is experimentally shown that the convergence to the invariant density plays an important role in nondeterministic random bit generation, which could be desirable for future ultimate secure communication systems...
  5. ncbi request reprint Randomness in a Galton board from the viewpoint of predictability: sensitivity and statistical bias of output states
    Kenichi Arai
    NTT Communication Science Laboratories, NTT Corporation, 2 4 Hikaridai, Seika cho, Soraku gun, Kyoto 619 0237, Japan
    Phys Rev E Stat Nonlin Soft Matter Phys 86:056216. 2012
    ..We show that it is possible to determine the radii of scatterers corresponding to a given predictability criterion, specified as a statistical bias, and a given uncertainty of initial conditions...