Presentation 2006-01-27
Study of Low-Power Single Flux Quantum Circuits for Manipulating Superconducting Qubits
Yuki YAMANASHI, Takanobu NISHIGAI, Nobuyuki YOSHIKAWA,
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Abstract(in English) Low-power single flux quantum (SFQ) circuits have been investegated for peripheral circuits of superconducting quantum bits. We have investigated the design methodology of low-power SFQ circuit based on LR-loading tequnique. Simulation results shows that the ratio of the operating speed to the time constant of the bias circuit is important for stable operation of the low-power SFQ circuits. Static power consumption of SFQ circuits can be drastically reduced by optimization of the circuit parameters. We have designed and tested a low-power SFQ clock generator, and confirmed the stable operation.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) SFQ circuit / Superconducting quantum bit / LR-loading
Paper # SCE2005-24
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Committee SCE
Conference Date 2006/1/20(1days)
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Registration To Superconductive Electronics (SCE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Study of Low-Power Single Flux Quantum Circuits for Manipulating Superconducting Qubits
Sub Title (in English)
Keyword(1) SFQ circuit
Keyword(2) Superconducting quantum bit
Keyword(3) LR-loading
1st Author's Name Yuki YAMANASHI
1st Author's Affiliation Department of Electrical and Computer Engineering, Yokohama National University:CREST-JST()
2nd Author's Name Takanobu NISHIGAI
2nd Author's Affiliation Department of Electrical and Computer Engineering, Yokohama National University:CREST-JST
3rd Author's Name Nobuyuki YOSHIKAWA
3rd Author's Affiliation Department of Electrical and Computer Engineering, Yokohama National University:CREST-JST
Date 2006-01-27
Paper # SCE2005-24
Volume (vol) vol.105
Number (no) 575
Page pp.pp.-
#Pages 5
Date of Issue