Tetsuya IIZUKA


Frequency Resolution Enhancement for Digitally-Controlled Oscillator Based on a Single-Period Switching Scheme
Kazutoshi KODAMA  Tetsuya IIZUKA  Toru NAKURA  Kunihiro ASADA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2012/12/01
Vol. E95-C  No. 12  pp. 1857-1863
Type of Manuscript: PAPER
Category: Electronic Circuits
Keyword: 
DCOADPLLhigh frequency resolution enhancement
  Summary |  Full Text:PDF (2.1MB)

A 580 fs-Resolution Time-to-Digital Converter Utilizing Differential Pulse-Shrinking Buffer Ring in 0.18 µm CMOS Technology
Tetsuya IIZUKA  Satoshi MIURA  Ryota YAMAMOTO  Yutaka CHIBA  Shunichi KUBO  Kunihiro ASADA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2012/04/01
Vol. E95-C  No. 4  pp. 661-667
Type of Manuscript: Special Section PAPER (Special Section on Solid-State Circuit Design – Architecture, Circuit, Device and Design Methodology)
Category: 
Keyword: 
time-to-digital converterpulse shrinkingbuffer ring
  Summary |  Full Text:PDF (4MB)

All-Digital PMOS and NMOS Process Variability Monitor Utilizing Shared Buffer Ring and Ring Oscillator
Tetsuya IIZUKA  Kunihiro ASADA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2012/04/01
Vol. E95-C  No. 4  pp. 627-634
Type of Manuscript: Special Section PAPER (Special Section on Solid-State Circuit Design – Architecture, Circuit, Device and Design Methodology)
Category: 
Keyword: 
process variabilityall digitalon-chip monitorbuffer ring
  Summary |  Full Text:PDF (2.2MB)

1.0 ps Resolution Time-to-Digital Converter Based-On Cascaded Time-Difference-Amplifier Utilizing Differential Logic Delay Cells
Shingo MANDAI  Tetsuya IIZUKA  Toru NAKURA  Makoto IKEDA  Kunihiro ASADA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2011/06/01
Vol. E94-C  No. 6  pp. 1098-1104
Type of Manuscript: PAPER
Category: Electronic Circuits
Keyword: 
time-to-digital converterTDCtime-difference-amplifierTDAtime amp
  Summary |  Full Text:PDF (1.3MB)

All-Digital On-Chip Monitor for PMOS and NMOS Process Variability Utilizing Buffer Ring with Pulse Counter
Tetsuya IIZUKA  Jaehyun JEONG  Toru NAKURA  Makoto IKEDA  Kunihiro ASADA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2011/04/01
Vol. E94-C  No. 4  pp. 487-494
Type of Manuscript: Special Section PAPER (Special Section on Circuits and Design Techniques for Advanced Large Scale Integration)
Category: 
Keyword: 
process variabilityall digitalon-chip monitorbuffer ringNBTIPBTI
  Summary |  Full Text:PDF (1.1MB)

Cascaded Time Difference Amplifier with Differential Logic Delay Cell
Shingo MANDAI  Toru NAKURA  Tetsuya IIZUKA  Makoto IKEDA  Kunihiro ASADA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2011/04/01
Vol. E94-C  No. 4  pp. 654-662
Type of Manuscript: PAPER
Category: Electronic Circuits
Keyword: 
time-difference-amplifierTDAtime amp
  Summary |  Full Text:PDF (887.6KB)

Exact Minimum-Width Transistor Placement for Dual and Non-dual CMOS Cells
Tetsuya IIZUKA  Makoto IKEDA  Kunihiro ASADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/12/01
Vol. E88-A  No. 12  pp. 3485-3491
Type of Manuscript: Special Section PAPER (Special Section on VLSI Design and CAD Algorithms)
Category: Circuit Synthesis
Keyword: 
exact minimum-width transistor placementBoolean Satisfiabilitynon-dual CMOS cells
  Summary |  Full Text:PDF (267.3KB)

Yield-Optimal Layout Synthesis of CMOS Logic Cells by Wiring Fault Minimization
Tetsuya IIZUKA  Makoto IKEDA  Kunihiro ASADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/07/01
Vol. E88-A  No. 7  pp. 1957-1963
Type of Manuscript: PAPER
Category: VLSI Design Technology and CAD
Keyword: 
comprehensive cell layout synthesisCMOS logic cellcritical areadefect sensitivityyield optimization
  Summary |  Full Text:PDF (410KB)

High Speed Layout Synthesis for Minimum-Width CMOS Logic Cells via Boolean Satisfiability
Tetsuya IIZUKA  Makoto IKEDA  Kunihiro ASADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/12/01
Vol. E87-A  No. 12  pp. 3293-3300
Type of Manuscript: Special Section PAPER (Special Section on VLSI Design and CAD Algorithms)
Category: Physical Design
Keyword: 
high speedcell layout synthesisBoolean SatisfiabilitySATCMOS logic cellminimum width
  Summary |  Full Text:PDF (511.1KB)

A 5 ns 369 kbit Port-Configurable Embedded SRAM with 0.5 µm CMOS Gate Array
Kazuhiro SAWADA  Toshinari TAKAYANAGI  Kazutaka NOGAMI  Makoto TAKAHASHI  Masanori UCHIDA  Yukiko ITOH  Tetsuya IIZUKA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1991/04/20
Vol. E74-C  No. 4  pp. 929-937
Type of Manuscript: Special Section PAPER (Special Issue on LSI Memories)
Category: ASIC
Keyword: 
  Summary |  Full Text:PDF (821.3KB)