Superconductor digital electronics: Scalability and energy efficiency issues
SK Tolpygo - Low Temperature Physics, 2016 - pubs.aip.org
Superconductor digital electronics using Josephson junctions as ultrafast switches and
magnetic-flux encoding of information was proposed over 30 years ago as a sub-terahertz …
magnetic-flux encoding of information was proposed over 30 years ago as a sub-terahertz …
High-speed operation of random-access-memory-embedded microprocessor with minimal instruction set architecture based on rapid single-flux-quantum logic
R Sato, Y Hatanaka, Y Ando, M Tanaka… - IEEE Transactions …, 2016 - ieeexplore.ieee.org
We present design and experimental results of a rapid single-flux-quantum (RSFQ) bit-serial
microprocessor with reduced-size embedded random access memories (RAMs) and with a …
microprocessor with reduced-size embedded random access memories (RAMs) and with a …
29.3 A 48GHz 5.6 mW gate-level-pipelined multiplier using single-flux quantum logic
A multiplier based on superconductor single-flux-quantum (SFQ) logic is demonstrated up to
48GHz with the measured power consumption of 5.6 mW. The multiplier performs 8× 8-bit …
48GHz with the measured power consumption of 5.6 mW. The multiplier performs 8× 8-bit …
Superconducting quantum electronics
S Razmkhah, P Febvre - 2023 - ieeexplore.ieee.org
Superconducting quantum electronics is formally born in 1911, three years after Heike
Kamerlingh Onnes was able to liquefy helium at the University of Leiden in the Netherlands …
Kamerlingh Onnes was able to liquefy helium at the University of Leiden in the Netherlands …
Temporal and SFQ pulse-streams encoding for area-efficient superconducting accelerators
Superconducting technology is a prime candidate for the future of computing. However,
current superconducting prototypes are limited to small-scale examples due to stringent …
current superconducting prototypes are limited to small-scale examples due to stringent …
An 8-b multiplier using single-stage full adder cell in single-flux-quantum circuit technology
Single-flux-quantum (SFQ) circuits operate at higher frequencies with much lower power
consumption when compared to their CMOS counterparts. Synchronous SFQ circuits require …
consumption when compared to their CMOS counterparts. Synchronous SFQ circuits require …
Towards 32-bit energy-efficient superconductor RQL processors: The cell-level design and analysis of key processing and on-chip storage units
New superconductor single flux quantum logics with no static power dissipation in bias
resistors, such as Reciprocal Quantum Logic (RQL), offer opportunities to create energy …
resistors, such as Reciprocal Quantum Logic (RQL), offer opportunities to create energy …
Lowering Latency in a High-Speed Gate-Level-Pipelined Single Flux Quantum Datapath Using an Interleaved Register File
R Kashima, I Nagaoka, T Nakano… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
In this paper, we successfully demonstrate the 50-GHz operation of a microprocessor
datapath based on single-flux-quantum (SFQ) logic with a gate-level pipeline (GLP) …
datapath based on single-flux-quantum (SFQ) logic with a gate-level pipeline (GLP) …
32× 32-bit 4-bit bit-slice integer multiplier for RSFQ microprocessors
GM Tang, K Takagi, N Takagi - IEEE Transactions on Applied …, 2017 - ieeexplore.ieee.org
A design of a 32× 32-bit 4-bit bit-slice integer multiplier for rapid single-flux quantum
microprocessors is shown. The multiplier carries out both signed and unsigned …
microprocessors is shown. The multiplier carries out both signed and unsigned …
Design of an energy efficient 4-2 compressor
M Kumar, J Nath - IOP Conference Series: Materials Science and …, 2017 - iopscience.iop.org
In this paper an energy efficient 4-2 compressor is designed by utilizing only 36 transistors.
The architecture of this new compressor consists of 8 transistors (8T) Exclusive-OR …
The architecture of this new compressor consists of 8 transistors (8T) Exclusive-OR …