Title:
ARBITRARY FUNCTION GENERATING CIRCUIT EMPLOYING SIMPLE COMPUTING ELEMENT AND CIPHERING METHOD USING THE CIRCUIT
Document Type and Number:
Japanese Patent JP3507882
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a computing circuit which generates complex functions and waveforms employing simple devices.
SOLUTION: A nonlinear analog circuit equivalent to a generalized Lotka- Volterra equation is constituted of an analog multiplier, an amplifier and a frequency multiplier and the circuit is operated at a high speed.
Inventors:
Hirafuji, Masayuki
Application Number:
JP2000009224A
Publication Date:
March 15, 2004
Filing Date:
January 18, 2000
Export Citation:
Assignee:
NATL AGRICULTURE RESEARCH CENTER MAFF
Hirafuji, Masayuki
Hirafuji, Masayuki
International Classes:
G06G7/26; G09C1/00; H04K1/00; H04L9/00; (IPC1-7): G09C1/00; G06G7/26; H04K1/00
Other References:
大黒一弘，“ボルテラの生態系モデルと電子工学への応用”，電子通信学会誌，日本，１９７９年 ９月，Ｖｏｌ．６１，Ｎｏ．７，ｐ．７５０−７５８
神谷泰史，金沢雄亮，浅井哲也，雨宮好仁，“サブスレッショルド領域で動作するアナログＣＭＯＳ回路によるカオス発生器”，２００３年電子情報通信学会総合大会講演論文集，日本，２００３年 ３月 ３日，Ｖｏｌ．２００３，基礎・境界，ｐ．１
神谷泰史，金沢雄亮，浅井哲也，雨宮好仁，“サブスレッショルド領域で動作するアナログＣＭＯＳ回路によるカオス発生器”，２００３年電子情報通信学会総合大会講演論文集，日本，２００３年 ３月 ３日，Ｖｏｌ．２００３，基礎・境界，ｐ．１
Attorney, Agent or Firm:
瀬谷 徹 （外１名）