Ken-ichi Okada
This page is a disambiguation page, it actually contains mutiple papers from persons of the same or a similar name.
Bibliography
2024
A Time-Mode-Modulation Digital Quadrature Power Amplifier Based on 1-bit Delta-Sigma Modulator and Hybrid FIR Filter.
IEEE J. Solid State Circuits, April, 2024
A Sub-THz Full-Duplex Phased-Array Transceiver With Self-Interference Cancellation and LO Feedthrough Suppression.
IEEE J. Solid State Circuits, April, 2024
A Low-Power Radiation-Hardened Ka-Band CMOS Phased-Array Receiver for Small Satellite Constellation.
IEEE J. Solid State Circuits, February, 2024
NeuroImage, January, 2024
10.3 A 7GHz Digital PLL with Cascaded Fractional Divider and Pseudo-Differential DTC Achieving -62.1dBc Fractional Spur and 143.7fs Integrated Jitter.
Proceedings of the IEEE International Solid-State Circuits Conference, 2024
Proceedings of the IEEE International Solid-State Circuits Conference, 2024
2023
A Low-Power 256-Element Ka-Band CMOS Phased-Array Receiver With On-Chip Distributed Radiation Sensors for Small Satellite Constellations.
IEEE J. Solid State Circuits, December, 2023
A 37-43.5-GHz Phase and Amplitude Detection Circuit With 0.049° and 0.036-dB Accuracy for 5G Phased-Array Calibration Using Transformer-Based Injection-Enhanced ILFD.
IEEE J. Solid State Circuits, October, 2023
A 28GHz High-Accuracy Phase and Amplitude Detection Circuit for Dual-Polarized Phased-Array Calibration.
IEICE Trans. Electron., April, 2023
A 39-GHz CMOS Bidirectional Doherty Phased- Array Beamformer Using Shared-LUT DPD With Inter-Element Mismatch Compensation Technique for 5G Base Station.
IEEE J. Solid State Circuits, 2023
A 41-GHz 19.4-dBm P<sub>sat</sub> CMOS Doherty power amplifier for 5G NR applications.
IEICE Electron. Express, 2023
A Ka-Band Deployable Active Phased Array Transmitter Fabricated on 4-Layer Liquid Crystal Polymer Substrate for Small-Satellite Mount.
IEEE Access, 2023
A Time-Mode-Modulation Digital Quadrature Power Amplifier Based on 1-bit Delta-Sigma Modulator and Transformer Combined FIR FIlter.
Proceedings of the 2023 IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits), 2023
A Sub-THz Full-Duplex Phased-Array Transceiver with Self-Interference Cancellation and LO Feedthrough Suppression.
Proceedings of the 2023 IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits), 2023
A Small-Satellite-Mounted 256-Element Ka-Band CMOS Phased-Array Transmitter Achieving 63.8dBm EIRP Under 26.6W Power Consumption Using Single/Dual Circular Polarization Active Coupler.
Proceedings of the IEEE International Solid- State Circuits Conference, 2023
A 32kHz-Reference 2.4GHz Fractional-N Nonuniform Oversampling PLL with Gain-Boosted PD and Loop-Gain Calibration.
Proceedings of the IEEE International Solid- State Circuits Conference, 2023
A 2.95mW/element Ka-band CMOS Phased-Array Receiver Utilizing On-Chip Distributed Radiation Sensors in Low-Earth-Orbit Small Satellite Constellation.
Proceedings of the IEEE International Solid- State Circuits Conference, 2023
Proceedings of the International Conference on IC Design and Technology, 2023
A Fully Synthesizable DPLL with Background Gain Mismatch Calibrated Feedforward Phase Noise Cancellation Path.
Proceedings of the 49th IEEE European Solid State Circuits Conference, 2023
A Dual-Mode Bi-Directional CMOS Mixer Using Push-Push Doubler for 300GHz-Band Transceivers.
Proceedings of the 49th IEEE European Solid State Circuits Conference, 2023
A 24-49-GHz CMOS Area-Efficient Phase-Invariant Mixed-Type Attenuator With Capacitive Compensation for 5G New Radio.
Proceedings of the 49th IEEE European Solid State Circuits Conference, 2023
A 6.5-to-8GHz Cascaded Dual-Fractional-N Digital PLL Achieving -63.7dBc Fractional Spurs with 50MHz Reference.
Proceedings of the IEEE Custom Integrated Circuits Conference, 2023
2022
An 8.5-dB Insertion Loss and 0.8° RMS Phase Error Ka-Band CMOS Hybrid Phase Shifter Featuring Nonuniform Matching for Satellite Communication.
IEICE Trans. Electron., October, 2022
A Power-Efficient CMOS Multi-Band Phased-Array Receiver Covering 24-71-GHz Utilizing Harmonic-Selection Technique With 36-dB Inter-Band Blocker Tolerance for 5G NR.
IEEE J. Solid State Circuits, 2022
A Ka-Band SATCOM Transceiver in 65-nm CMOS With High-Linearity TX and Dual-Channel Wide-Dynamic-Range RX for Terrestrial Terminal.
IEEE J. Solid State Circuits, 2022
A 28-GHz Phased-Array Relay Transceiver for 5G Network Using Vector-Summing Backscatter With 24-GHz Wireless Power and LO Transfer.
IEEE J. Solid State Circuits, 2022
A Bi-Directional 300-GHz-Band Phased-Array Transceiver in 65-nm CMOS With Outphasing Transmitting Mode and LO Emission Cancellation.
IEEE J. Solid State Circuits, 2022
A 0.37mm<sup>2</sup> Fully-Integrated Wide Dynamic Range Sub-GHz Receiver Front-End without Off-Chip Matching Components.
IEICE Trans. Electron., 2022
A Compact and High-Resolution CMOS Switch-Type Phase Shifter Achieving 0.4-dB RMS Gain Error for 5G n260 Band.
IEICE Trans. Electron., 2022
F-band Frequency Multipliers with Fundamental and Harmonic Rejection for Improved Conversion Gain and Output Power.
IEICE Trans. Electron., 2022
Performance Evaluation of Classification and Verification with Quadrant IQ Transition Image.
IEICE Trans. Commun., 2022
IEICE Electron. Express, 2022
A 39-GHz CMOS Bi-Directional Doherty Phased-Array Beamformer Using Shared-LUT DPD with Inter-Element Mismatch Compensation Technique for 5G Base-Station.
Proceedings of the IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits 2022), 2022
A 28-GHz Fully-Passive Retro-Reflective Phased-Array Backscattering Transceiver for 5G Network with 24-GHz Beam-Steered Wireless Power Transfer.
Proceedings of the IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits 2022), 2022
Proceedings of the 2022 IEEE 33rd Annual International Symposium on Personal, 2022
A Power-Efficient 24-to-71 GHz CMOS Phased-Array Receiver Utilizing Harmonic-Selection Technique Supporting 36dB Inter-Band Blocker Rejection for 5G NR.
Proceedings of the IEEE International Solid-State Circuits Conference, 2022
A 3.4mW/element Radiation-Hardened Ka-Band CMOS Phased-Array Receiver Utilizing Magnetic-Tuning Phase Shifter for Small Satellite Constellation.
Proceedings of the IEEE International Solid-State Circuits Conference, 2022
Proceedings of the 2022 IEEE International Conference on Integrated Circuits, 2022
A 1.8-67GHz Divide-by-4 ILFD Using Area-Efficient Transformer-Based Injection-Enhancing Technique.
Proceedings of the 48th IEEE European Solid State Circuits Conference, 2022
A 28GHz Area-Efficient CMOS Vector-Summing Phase Shifter Utilizing Phase-Inverting Type-I Poly-Phase Filter for 5G New Radio.
Proceedings of the 48th IEEE European Solid State Circuits Conference, 2022
A CMOS Full-Wave Switching Rectifier with Frequency Up-Down Conversion for 5G NR Wirelessly-Powered Relay Transceivers.
Proceedings of the 48th IEEE European Solid State Circuits Conference, 2022
Maximizing Energy Efficiency in Sub-THz Radio Communication and Prospective toward 6G.
Proceedings of the 2022 IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium, 2022
Proceedings of the 2022 IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium, 2022
2021
A 0.85mm<sup>2</sup> BLE Transceiver Using an On-Chip Harmonic-Suppressed RFIO Circuitry With T/R Switch.
IEEE Trans. Circuits Syst. I Regul. Pap., 2021
A Fully Synthesizable Fractional-N MDLL With Zero-Order Interpolation-Based DTC Nonlinearity Calibration and Two-Step Hybrid Phase Offset Calibration.
IEEE Trans. Circuits Syst. I Regul. Pap., 2021
A 32-kHz-Reference 2.4-GHz Fractional-N Oversampling PLL With 200-kHz Loop Bandwidth.
IEEE J. Solid State Circuits, 2021
A CMOS Dual-Polarized Phased-Array Beamformer Utilizing Cross-Polarization Leakage Cancellation for 5G MIMO Systems.
IEEE J. Solid State Circuits, 2021
IEICE Electron. Express, 2021
A Fast-Beam-Switching 28-GHz Phased-Array Transceiver Supporting Cross-Polarization Leakage Self-Cancellation.
Proceedings of the 2021 Symposium on VLSI Circuits, Kyoto, Japan, June 13-19, 2021, 2021
32.7 A 32kHz-Reference 2.4GHz Fractional-N Oversampling PLL with 200kHz Loop Bandwidth.
Proceedings of the IEEE International Solid-State Circuits Conference, 2021
22.2 A 300GHz-Band Phased-Array Transceiver Using Bi-Directional Outphasing and Hartley Architecture in 65nm CMOS.
Proceedings of the IEEE International Solid-State Circuits Conference, 2021
Proceedings of the 2021 IEEE International Conference on Integrated Circuits, 2021
Proceedings of the 2021 IEEE International Conference on Integrated Circuits, 2021
Dual-Layer Proton Irradiation for Creating Thermally-Stable High-Resistivity Region in Si CMOS Substrate.
Proceedings of the 51st IEEE European Solid-State Device Research Conference, 2021
A 0.25 mm<sup>2</sup> BLE Transmitter with Direct Antenna Interface and 19% System Efficiency Using Duty-Cycled Edge-Timing Calibration.
Proceedings of the 47th ESSCIRC 2021, 2021
28GHz Phase Shifter with Temperature Compensation for 5G NR Phased-array Transceiver.
Proceedings of the ASPDAC '21: 26th Asia and South Pacific Design Automation Conference, 2021
Proceedings of the ASPDAC '21: 26th Asia and South Pacific Design Automation Conference, 2021
A High Accuracy Phase and Amplitude Detection Circuit for Calibration of 28GHz Phased Array Beamformer System.
Proceedings of the ASPDAC '21: 26th Asia and South Pacific Design Automation Conference, 2021
Proceedings of the ASPDAC '21: 26th Asia and South Pacific Design Automation Conference, 2021
2020
A 39-GHz 64-Element Phased-Array Transceiver With Built-In Phase and Amplitude Calibrations for Large-Array 5G NR in 65-nm CMOS.
IEEE J. Solid State Circuits, 2020
A 28-GHz CMOS Phased-Array Beamformer Utilizing Neutralized Bi-Directional Technique Supporting Dual-Polarized MIMO for 5G NR.
IEEE J. Solid State Circuits, 2020
IEEE J. Solid State Circuits, 2020
A Compact TF-Based LC-VCO with Ultra-Low-Power Operation and Supply Pushing Reduction for IoT Applications.
IEICE Trans. Electron., 2020
A 28-GHz CMOS Vector-Summing Phase Shifter Featuring I/Q Imbalance Calibration Supporting 11.2Gb/s in 256QAM for 5G New Radio.
IEICE Trans. Electron., 2020
A 29% PAE 1.5Bit-DSM-Based Polar Transmitter with Spur-Mitigated Injection-Locked PLL.
Proceedings of the IEEE Symposium on VLSI Circuits, 2020
A 28-GHz CMOS Phased-Array Beamformer Supporting Dual-Polarized MIMO with Cross-Polarization Leakage Cancellation.
Proceedings of the IEEE Symposium on VLSI Circuits, 2020
Wireless Devices Identification with Light-Weight Convolutional Neural Network Operating on Quadrant IQ Transition Image.
Proceedings of the 18th IEEE International New Circuits and Systems Conference, 2020
A Compact 37-40GHz CMOS Switch-Type Phase Shifter with Fine-Tuning Stage Achieving 0.4-dB RMS Gain Error.
Proceedings of the 2020 IEEE International Conference on Integrated Circuits, 2020
Millimeter-Wave CMOS Phased-Array Transceiver Supporting Dual-Polarized MIMO for 5G NR.
Proceedings of the 2020 IEEE Custom Integrated Circuits Conference, 2020
Proceedings of the 25th Asia and South Pacific Design Automation Conference, 2020
2019
IEEE J. Solid State Circuits, 2019
A 60-GHz 3.0-Gb/s Spectrum Efficient BPOOK Transceiver for Low-Power Short-Range Wireless in 65-nm CMOS.
IEEE J. Solid State Circuits, 2019
A 28-GHz CMOS Phased-Array Transceiver Based on LO Phase-Shifting Architecture With Gain Invariant Phase Tuning for 5G New Radio.
IEEE J. Solid State Circuits, 2019
A 50.1-Gb/s 60-GHz CMOS Transceiver for IEEE 802.11ay With Calibration of LO Feedthrough and I/Q Imbalance.
IEEE J. Solid State Circuits, 2019
A 265- $\mu$ W Fractional- ${N}$ Digital PLL With Seamless Automatic Switching Sub-Sampling/Sampling Feedback Path and Duty-Cycled Frequency-Locked Loop in 65-nm CMOS.
IEEE J. Solid State Circuits, 2019
IEICE Trans. Electron., 2019
Type-I Digital Ring-Based PLL Using Loop Delay Compensation and ADC-Based Sampling Phase Detector.
IEICE Trans. Electron., 2019
IEICE Trans. Electron., 2019
0.2mW 70Fsrms-Jitter Injection-Locked PLL Using De-Sensitized SSPD-Based Injecting-Time Self-Alignment Achieving -270dB FoM and -66dBc Reference Spur.
Proceedings of the 2019 Symposium on VLSI Circuits, Kyoto, Japan, June 9-14, 2019, 2019
Ultra-Low-Power Atomic Clock for Satellite Constellation with 2.2×10<sup>-12</sup> Long-Term Allan Deviation Using Cesium Coherent Population Trapping.
Proceedings of the IEEE International Solid- State Circuits Conference, 2019
A 28GHz CMOS Phased-Array Beamformer Utilizing Neutralized Bi-Directional Technique Supporting Dual-Polarized MIMO for 5G NR.
Proceedings of the IEEE International Solid- State Circuits Conference, 2019
A 265μW Fractional-N Digital PLL with Seamless Automatic Switching Subsampling/Sampling Feedback Path and Duty-Cycled Frequency-Locked Loop in 65nm CMOS.
Proceedings of the IEEE International Solid- State Circuits Conference, 2019
Proceedings of the IEEE International Symposium on Circuits and Systems, 2019
An HDL-described Fully-synthesizable Sub-GHz IoT Transceiver with Ring Oscillator based Frequency Synthesizer and Digital Background EVM Calibration.
Proceedings of the IEEE Custom Integrated Circuits Conference, 2019
Proceedings of the 2019 IEEE BiCMOS and Compound semiconductor Integrated Circuits and Technology Symposium (BCICTS), 2019
300-GHz 120-Gb/s Wireless Transceiver with High-Output-Power and High-Gain Power Amplifier Based on 80-nm InP-HEMT Technology.
Proceedings of the 2019 IEEE BiCMOS and Compound semiconductor Integrated Circuits and Technology Symposium (BCICTS), 2019
An IoT Sensor Node SoC with Dynamic Power Scheduling for Sustainable Operation in Energy Harvesting Environment.
Proceedings of the IEEE Asian Solid-State Circuits Conference, 2019
2018
IEEE J. Solid State Circuits, 2018
A DPLL-Centric Bluetooth Low-Energy Transceiver With a 2.3-mW Interference-Tolerant Hybrid-Loop Receiver in 65-nm CMOS.
IEEE J. Solid State Circuits, 2018
A Low-Power Pulse-Shaped Duobinary ASK Modulator for IEEE 802.11ad Compliant 60GHz Transmitter in 65nm CMOS.
IEICE Trans. Electron., 2018
A 28-GHz Fractional-N Frequency Synthesizer with Reference and Frequency Doublers for 5G Mobile Communications in 65nm CMOS.
IEICE Trans. Electron., 2018
IEICE Electron. Express, 2018
A 64μs Start-Up 26/40MHz Crystal Oscillator with Negative Resistance Boosting Technique Using Reconfigurable Multi-Stage Amplifier.
Proceedings of the 2018 IEEE Symposium on VLSI Circuits, 2018
Proceedings of the 2018 IEEE International Solid-State Circuits Conference, 2018
A 0.98mW fractional-N ADPLL using 10b isolated constant-slope DTC with FOM of -246dB for IoT applications in 65nm CMOS.
Proceedings of the 2018 IEEE International Solid-State Circuits Conference, 2018
An ADPLL-centric bluetooth low-energy transceiver with 2.3mW interference-tolerant hybrid-loop receiver and 2.9mW single-point polar transmitter in 65nm CMOS.
Proceedings of the 2018 IEEE International Solid-State Circuits Conference, 2018
A 0.85mm<sup>2</sup> BLE Transceiver with Embedded T/R Switch, 2.6mW Fully-Passive Harmonic Suppressed Transmitter and 2.3mW Hybrid-Loop Receiver.
Proceedings of the 44th IEEE European Solid State Circuits Conference, 2018
A 1.2ps-jitter fully-synthesizable fully-calibrated fractional-N injection-locked PLL using true arbitrary nonlinearity calibration technique.
Proceedings of the 2018 IEEE Custom Integrated Circuits Conference, 2018
Proceedings of the IEEE Asian Solid-State Circuits Conference, 2018
2017
IEEE J. Solid State Circuits, 2017
A 20-GHz Differential Push-Push VCO for 60-GHz Frequency Synthesizer toward 256 QAM Wireless Transmission in 65-nm CMOS.
IEICE Trans. Electron., 2017
IEICE Trans. Electron., 2017
IEICE Trans. Commun., 2017
24.9 A 128-QAM 60GHz CMOS transceiver for IEEE802.11ay with calibration of LO feedthrough and I/Q imbalance.
Proceedings of the 2017 IEEE International Solid-State Circuits Conference, 2017
8.5 A 0.42ps-jitter -241.7dB-FOM synthesizable injection-locked PLL with noise-isolation LDO.
Proceedings of the 2017 IEEE International Solid-State Circuits Conference, 2017
An HDL-synthesized injection-locked PLL using LC-based DCO for on-chip clock generation.
Proceedings of the 22nd Asia and South Pacific Design Automation Conference, 2017
Proceedings of the 22nd Asia and South Pacific Design Automation Conference, 2017
Proceedings of the 12th IEEE International Conference on ASIC, 2017
2016
IEEE J. Solid State Circuits, 2016
IEEE J. Solid State Circuits, 2016
A Low-Power Low-Noise mm-Wave Subsampling PLL Using Dual-Step-Mixing ILFD and Tail-Coupling Quadrature Injection-Locked Oscillator for IEEE 802.11ad.
IEEE J. Solid State Circuits, 2016
A Fractional-N Sub-Sampling PLL using a Pipelined Phase-Interpolator With an FoM of -250 dB.
IEEE J. Solid State Circuits, 2016
A 0.0055mm<sup>2</sup> 480µW Fully Synthesizable PLL Using Stochastic TDC in 28nm FDSOI.
IEICE Trans. Electron., 2016
Synthesis and Automatic Layout of Resistive Digital-to-Analog Converter Based on Mixed-Signal Slice Cell.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2016
Proceedings of the 15th International Conference on Mobile and Ubiquitous Multimedia, 2016
Proceedings of the 2016 IEEE International Solid-State Circuits Conference, 2016
Proceedings of the 2016 IEEE International Solid-State Circuits Conference, 2016
Proceedings of the 2016 IEEE International Solid-State Circuits Conference, 2016
Proceedings of the 2016 IEEE International Solid-State Circuits Conference, 2016
Visual Effect on the Odor Identification Ability of Children with Autism Spectrum Disorder.
Proceedings of the 2016 IEEE International Conference on Healthcare Informatics, 2016
Proceedings of the ESSCIRC Conference 2016: 42<sup>nd</sup> European Solid-State Circuits Conference, 2016
Proceedings of the ESSCIRC Conference 2016: 42<sup>nd</sup> European Solid-State Circuits Conference, 2016
Proceedings of the International Conference on Artificial Reality and Telexistence and Eurographics Symposium on Virtual Environments, 2016
Multiple virtual conductors allow amateur orchestra players to perform better and more easily.
Proceedings of the 20th IEEE International Conference on Computer Supported Cooperative Work in Design, 2016
Proceedings of the Collaboration and Technology - 22nd International Conference, 2016
Proceedings of the Collaboration Technologies and Social Computing, 2016
Proceedings of the Collaboration Technologies and Social Computing, 2016
Proceedings of the Collaboration Technologies and Social Computing, 2016
Efficient Generation of Conductor Avatars for the Concert by Multiple Virtual Conductors.
Proceedings of the Collaboration Technologies and Social Computing, 2016
Proceedings of the IEEE Asian Solid-State Circuits Conference, 2016
An automatic place-and-routed two-stage fractional-N injection-locked PLL using soft injection.
Proceedings of the 21st Asia and South Pacific Design Automation Conference, 2016
A noise reduction technique for divider-less fractional-N frequency synthesizer using phase-interpolation technique.
Proceedings of the 21st Asia and South Pacific Design Automation Conference, 2016
2015
Jussi Ryynänen Introduction to the December Special Issue on the 2015 IEEE International Solid-State Circuits Conference.
IEEE J. Solid State Circuits, 2015
Introduction to the Special Issue on the 40th European Solid-State Circuits Conference (ESSCIRC).
IEEE J. Solid State Circuits, 2015
A Fully Synthesizable All-Digital PLL With Interpolative Phase Coupled Oscillator, Current-Output DAC, and Fine-Resolution Digital Varactor Using Gated Edge Injection Technique.
IEEE J. Solid State Circuits, 2015
A 60-GHz CMOS Transmitter with Gain-Enhanced On-Chip Antenna for Short-Range Wireless Interconnections.
IEICE Trans. Electron., 2015
Characterization of Crossing Transmission Line Using Two-Port Measurements for Millimeter-Wave CMOS Circuit Design.
IEICE Trans. Electron., 2015
A Constant-Current-Controlled Class-C Voltage-Controlled Oscillator using Self-Adjusting Replica Bias Circuit.
IEICE Trans. Electron., 2015
A fully synthesizable injection-locked PLL with feedback current output DAC in 28 nm FDSOI.
IEICE Electron. Express, 2015
WIKI THANKS: Cultural Differences in Thanks Network of Different-Language Wikipedias.
CoRR, 2015
Triage training system: adjusting the difficulty level according to user proficiency.
Proceedings of the 14th International Conference on Mobile and Ubiquitous Multimedia, Linz, Austria, November 30, 2015
Proceedings of the 2015 IEEE International Solid-State Circuits Conference, 2015
Proceedings of the 2015 IEEE International Solid-State Circuits Conference, 2015
14.1 A 0.048mm<sup>2</sup> 3mW synthesizable fractional-N PLL with a soft injection-locking technique.
Proceedings of the 2015 IEEE International Solid-State Circuits Conference, 2015
Proceedings of the 17th International Conference on E-health Networking, 2015
Substrate noise isolation improvement by helium-3 ion irradiation technique in a triple-well CMOS process.
Proceedings of the 45th European Solid State Device Research Conference, 2015
A 28-GHz fractional-N frequency synthesizer with reference and frequency doublers for 5G cellular.
Proceedings of the ESSCIRC Conference 2015, 2015
A fractional-N sub-sampling PLL using a pipelined phase-interpolator with a FoM of -246dB.
Proceedings of the ESSCIRC Conference 2015, 2015
Proceedings of the 20th Asia and South Pacific Design Automation Conference, 2015
A 58.3-to-65.4 GHz 34.2 mW sub-harmonically injection-locked PLL with a sub-sampling phase detection.
Proceedings of the 20th Asia and South Pacific Design Automation Conference, 2015
Proceedings of the 20th Asia and South Pacific Design Automation Conference, 2015
Proceedings of the 2015 IEEE 11th International Conference on ASIC, 2015
Proceedings of the 29th IEEE International Conference on Advanced Information Networking and Applications, 2015
Proceedings of the 29th IEEE International Conference on Advanced Information Networking and Applications, 2015
Proceedings of the 29th IEEE International Conference on Advanced Information Networking and Applications, 2015
Proceedings of the 15th IEEE International Conference on Computer and Information Technology, 2015
2014
A Compact, Low-Power and Low-Jitter Dual-Loop Injection Locked PLL Using All-Digital PVT Calibration.
IEEE J. Solid State Circuits, 2014
A Compact and Low-Power Fractionally Injection-Locked Quadrature Frequency Synthesizer Using a Self-Synchronized Gating Injection Technique for Software-Defined Radios.
IEEE J. Solid State Circuits, 2014
A Variable-Supply-Voltage 60-GHz PA with Consideration of HCI Issues for TDD Operation.
IEICE Trans. Electron., 2014
Proceedings of the 2014 IEEE International Conference on Solid-State Circuits Conference, 2014
Proceedings of the 2014 IEEE International Conference on Solid-State Circuits Conference, 2014
22.6 A 2.2GS/s 7b 27.4mW time-based folding-flash ADC with resistively averaged voltage-to-time amplifiers.
Proceedings of the 2014 IEEE International Conference on Solid-State Circuits Conference, 2014
15.1 A 0.0066mm<sup>2</sup> 780μW fully synthesizable PLL with a current-output DAC and an interpolative phase-coupled oscillator using edge-injection technique.
Proceedings of the 2014 IEEE International Conference on Solid-State Circuits Conference, 2014
Proceedings of the 16th International Conference on Multimodal Interaction, 2014
Proceedings of the 2014 IEEE International Conference on Healthcare Informatics, 2014
Proceedings of the ESSCIRC 2014, 2014
Soccer tactics analysis supporting system displaying the player's actions in virtual space.
Proceedings of the IEEE 18th International Conference on Computer Supported Cooperative Work in Design, 2014
A 0.015-mm<sup>2</sup> 60-GHz reconfigurable wake-up receiver by reusing multi-stage LNAs.
Proceedings of the IEEE Asian Solid-State Circuits Conference, 2014
A 0.011 mm<sup>2</sup> PVT-robust fully-synthesizable CDR with a data rate of 10.05 Gb/s in 28nm FD SOI.
Proceedings of the IEEE Asian Solid-State Circuits Conference, 2014
Proceedings of the 19th Asia and South Pacific Design Automation Conference, 2014
A dual-loop injection-locked PLL with all-digital background calibration system for on-chip clock generation.
Proceedings of the 19th Asia and South Pacific Design Automation Conference, 2014
2013
Full Four-Channel 6.3-Gb/s 60-GHz CMOS Transceiver With Low-Power Analog and Digital Baseband Circuitry.
IEEE J. Solid State Circuits, 2013
A Sub-Harmonic Injection-Locked Quadrature Frequency Synthesizer With Frequency Calibration Scheme for Millimeter-Wave TDD Transceivers.
IEEE J. Solid State Circuits, 2013
Class-C VCO With Amplitude Feedback Loop for Robust Start-Up and Enhanced Oscillation Swing.
IEEE J. Solid State Circuits, 2013
A 20 GHz Push-Push Voltage-Controlled Oscillator Using Second-Harmonic Peaking Technique for a 60 GHz Frequency Synthesizer.
IEICE Trans. Electron., 2013
IEICE Trans. Electron., 2013
A 60GHz 3-dB tandem coupler using offset broadside-coupled lines on a silicon substrate.
IEICE Electron. Express, 2013
Proceedings of the 4th IEEE Latin American Symposium on Circuits and Systems, 2013
Proceedings of the 2013 IEEE International Solid-State Circuits Conference, 2013
A 0.022mm<sup>2</sup> 970µW dual-loop injection-locked PLL with -243dB FOM using synthesizable all-digital PVT calibration circuits.
Proceedings of the 2013 IEEE International Solid-State Circuits Conference, 2013
Proceedings of the IEEE International Conference on Healthcare Informatics, 2013
A 13.2% locking-range divide-by-6, 3.1mW, ILFD using even-harmonic-enhanced direct injection technique for millimeter-wave PLLs.
Proceedings of the ESSCIRC 2013, 2013
Multi-view is useful for more accurate understanding of object in a virtual soccer field.
Proceedings of the 2013 IEEE 17th International Conference on Computer Supported Cooperative Work in Design (CSCWD), 2013
A sub-harmonic injection-locked frequency synthesizer with frequency calibration scheme for use in 60GHz TDD transceivers.
Proceedings of the 18th Asia and South Pacific Design Automation Conference, 2013
Proceedings of the 18th Asia and South Pacific Design Automation Conference, 2013
A fractional-N harmonic injection-locked frequency synthesizer with 10MHz-6.6GHz quadrature outputs for software-defined radios.
Proceedings of the 18th Asia and South Pacific Design Automation Conference, 2013
Proceedings of the 27th IEEE International Conference on Advanced Information Networking and Applications, 2013
2012
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2012
A 24 dB Gain 51-68 GHz Common Source Low Noise Amplifier Using Asymmetric-Layout Transistors.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2012
IEICE Trans. Electron., 2012
IEICE Trans. Electron., 2012
IEICE Trans. Electron., 2012
A 0.5-V, 0.05-to-3.2 GHz LC-Based Clock Generator for Substituting Ring Oscillators under Low-Voltage Condition.
IEICE Trans. Electron., 2012
Evaluation of L-2L De-Embedding Method Considering Misalignment of Contact Position for Millimeter-Wave CMOS Circuit Design.
IEICE Trans. Electron., 2012
Virtual stage linked with a physical miniature stage to support multiple users in planning theatrical productions.
Proceedings of the 17th International Conference on Intelligent User Interfaces, 2012
A full 4-channel 6.3Gb/s 60GHz direct-conversion transceiver with low-power analog and digital baseband circuitry.
Proceedings of the 2012 IEEE International Solid-State Circuits Conference, 2012
A 58.1-to-65.0GHz frequency synthesizer with background calibration for millimeter-wave TDD transceivers.
Proceedings of the 38th European Solid-State Circuit conference, 2012
Proceedings of the 17th Asia and South Pacific Design Automation Conference, 2012
Proceedings of the 17th Asia and South Pacific Design Automation Conference, 2012
Proceedings of the 17th Asia and South Pacific Design Automation Conference, 2012
Proceedings of the IEEE 26th International Conference on Advanced Information Networking and Applications, 2012
Proceedings of the IEEE 26th International Conference on Advanced Information Networking and Applications, 2012
2011
IEEE J. Solid State Circuits, 2011
A Low Phase Noise Quadrature Injection Locked Frequency Synthesizer for MM-Wave Applications.
IEEE J. Solid State Circuits, 2011
A Tunable Wideband Frequency Synthesizer Using LC-VCO and Mixer for Reconfigurable Radio Transceivers.
J. Electr. Comput. Eng., 2011
Eigenmode Analysis of Propagation Constant for a Microstrip Line with Dummy Fills on a Si CMOS Substrate.
IEICE Trans. Electron., 2011
IEICE Trans. Electron., 2011
Topology and Design Considerations of 60 GHz CMOS LNAs for Noise Performance Improving.
IEICE Trans. Electron., 2011
A Low-Noise and Highly-Linear Transmitter with Envelope Injection Pre-Power Amplifier for Multi-Mode Radio.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2011
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2011
IEICE Electron. Express, 2011
Proceedings of the 24th Annual ACM Symposium on User Interface Software and Technology, 2011
Proceedings of the IEEE International Solid-State Circuits Conference, 2011
Proceedings of the Human-Computer Interaction - INTERACT 2011, 2011
Proceedings of the 17th IEEE International Conference on Parallel and Distributed Systems, 2011
A feedback class-C VCO with robust startup condition over PVT variations and enhanced oscillation swing.
Proceedings of the 37th European Solid-State Circuits Conference, 2011
Proceedings of the International Conference on Human Factors in Computing Systems, 2011
A 20GHz ILFD with locking range of 31% for divide-by-4 and 15% for divide-by-8 using progressive mixing.
Proceedings of the IEEE Asian Solid-State Circuits Conference, 2011
A 60GHz 16Gb/s 16QAM low-power direct-conversion transceiver using capacitive cross-coupling neutralization in 65 nm CMOS.
Proceedings of the IEEE Asian Solid-State Circuits Conference, 2011
Proceedings of the 16th Asia South Pacific Design Automation Conference, 2011
An ultra-low-voltage LC-VCO with a frequency extension circuit for future 0.5-V clock generation.
Proceedings of the 16th Asia South Pacific Design Automation Conference, 2011
Proceedings of the 2011 IEEE 9th International Conference on ASIC, 2011
Proceedings of the 2011 IEEE 9th International Conference on ASIC, 2011
Proceedings of the 25th IEEE International Conference on Advanced Information Networking and Applications, 2011
2010
A De-Embedding Method Using Different-Length Transmission Lines for mm-Wave CMOS Device Modeling.
IEICE Trans. Electron., 2010
Analysis of Phase Noise Degradation Considering Switch Transistor Capacitances for CMOS Voltage Controlled Oscillators.
IEICE Trans. Electron., 2010
Evaluation of a Multi-Line De-Embedding Technique up to 110 GHz for Millimeter-Wave CMOS Circuit Design.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2010
A Wide-Tunable LC-Based Voltage-Controlled Oscillator Using a Divide-by-N Injection-Locked Frequency Divider.
IEICE Trans. Electron., 2010
The Optimum Design Methodology of Low-Phase-Noise LC-VCO Using Multiple-Divide Technique.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2010
Development of a High-Performance Olfactory Display and Measurement of Olfactory Characteristics for Pulse Ejections.
Proceedings of the Tenth Annual International Symposium on Applications and the Internet, 2010
Proceedings of the 13th International Conference on Network-Based Information Systems, 2010
Proceedings of the 18th International Conference on Multimedia 2010, 2010
Proceedings of the 9th IEEE International Symposium on Mixed and Augmented Reality, 2010
Proceedings of the Advances in Digital Forensics VI, 2010
Proceedings of the 36th European Solid-State Circuits Conference, 2010
Proceedings of the CISIS 2010, 2010
Examination of Selection for Relay Nodes Adapted to Priority of Transportation in Triage Network.
Proceedings of the Fifth International Conference on Broadband and Wireless Computing, 2010
Proceedings of the 15th Asia South Pacific Design Automation Conference, 2010
A 2-6 GHz fully integrated tunable CMOS power amplifier for multi-standard transmitters.
Proceedings of the 15th Asia South Pacific Design Automation Conference, 2010
Proceedings of the 24th IEEE International Conference on Advanced Information Networking and Applications Workshops, 2010
2009
IEEE Trans. Circuits Syst. I Regul. Pap., 2009
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2009
Proceedings of the ACM Symposium on Virtual Reality Software and Technology, 2009
Proceedings of the IEEE Virtual Reality Conference 2009 (VR 2009), 2009
An Instruction Method for Displaying Trajectory of an Object in Remote Collaborative MR on the Basis of Changes in Relative Coordinates.
Proceedings of the Ninth Annual International Symposium on Applications and the Internet, 2009
Proceedings of the Ninth Annual International Symposium on Applications and the Internet, 2009
Proceedings of the Agent and Multi-Agent Systems: Technologies and Applications, 2009
Proceedings of the Human-Computer Interaction, 2009
Grasping contextual awareness inside aworkspace at the entrance to support group interaction.
Proceedings of the 4th International Conference for Internet Technology and Secured Transactions, 2009
Proceedings of the 29th IEEE International Conference on Distributed Computing Systems Workshops (ICDCS 2009 Workshops), 2009
Proceedings of the Human-Computer Interaction. Interacting in Various Application Domains, 2009
Proceedings of the first ACM/SIGEVO Summit on Genetic and Evolutionary Computation, 2009
Proceedings of the Joint Virtual Reality Conference of EGVE, 2009
Proceedings of the 12th IEEE International Conference on Computational Science and Engineering, 2009
Proceedings of the IEEE 23rd International Conference on Advanced Information Networking and Applications, 2009
Proceedings of the IEEE 23rd International Conference on Advanced Information Networking and Applications, 2009
2008
IEEE Trans. Circuits Syst. II Express Briefs, 2008
A Bidirectional- and Multi-Drop-Transmission-Line Interconnect for Multipoint-to-Multipoint On-Chip Communications.
IEEE J. Solid State Circuits, 2008
IEICE Trans. Electron., 2008
Spatial Sensitivity of Capacitors in Distributed Resonators and Its Application to Fine and Wide Frequency Tuning Digital Controlled Oscillators.
IEICE Trans. Electron., 2008
Proceedings of the IEEE Virtual Reality Conference 2008 (VR 2008), 2008
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2008), 2008
Proceedings of IEEE International Conference on Communications, 2008
Proceedings of the Towards Sustainable Society on Ubiquitous Networks, 2008
Proceedings of the 13th Asia South Pacific Design Automation Conference, 2008
A CMOS direct sampling mixer using Switched Capacitor Filter technique for software-defined radio.
Proceedings of the 13th Asia South Pacific Design Automation Conference, 2008
LVDS-type on-chip transmision line interconnect with passive equalizers in 90nm CMOS process.
Proceedings of the 13th Asia South Pacific Design Automation Conference, 2008
Development and Evaluation of a Collaborative Virtual Environment Supporting Self Feedbacks of Electroencephalogram.
Proceedings of the 22nd International Conference on Advanced Information Networking and Applications, 2008
2007
Low-Loss Distributed Constant Passive Devices Using Wafer-Level Chip Scale Package Technology.
IEICE Trans. Electron., 2007
Proceedings of the Ninth International Workshop on System-Level Interconnect Prediction (SLIP 2007), 2007
Proceedings of the 2007 International Symposium on Applications and the Internet (SAINT 2007), 2007
Proceedings of the 8th International Symposium on Quality of Electronic Design (ISQED 2007), 2007
Proceedings of the 26th IEEE International Performance Computing and Communications Conference, 2007
Proceedings of the Human-Computer Interaction, 2007
Proceedings of the 13th International Conference on Parallel and Distributed Systems, 2007
Proceedings of the Advances in Artificial Reality and Tele-Existence, 2007
Proceedings of the Human-Computer Interaction. Interaction Platforms and Techniques, 2007
Proceedings of the Fifth International Conference on Creating, 2007
Proceedings of the 12th Conference on Asia South Pacific Design Automation, 2007
Proceedings of the 12th Conference on Asia South Pacific Design Automation, 2007
Reconfigurable CMOS Low Noise Amplifier Using Variable Bias Circuit for Self Compensation.
Proceedings of the 12th Conference on Asia South Pacific Design Automation, 2007
Proceedings of the 21st International Conference on Advanced Information Networking and Applications (AINA 2007), 2007
2006
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2006
Proceedings of the Integrated Circuit and System Design. Power and Timing Modeling, 2006
Proceedings of the 7th International Symposium on Quality of Electronic Design (ISQED 2006), 2006
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2006), 2006
Use of human geographic recognition to reduce GPS error in mobile mapmaking learning.
Proceedings of the Fifth International Conference on Networking and the International Conference on Systems (ICN / ICONS / MCL 2006), 2006
Media Synchronization Method for Video Hypermedia Application Based on Extended Event Model.
Proceedings of the 2006 IEEE International Conference on Multimedia and Expo, 2006
Proceedings of the Advances in Artificial Reality and Tele-Existence, 2006
Proceedings of the Advances in Artificial Reality and Tele-Existence, 2006
Proceedings of the 20th International Conference on Advanced Information Networking and Applications (AINA 2006), 2006
Proceedings of the 20th International Conference on Advanced Information Networking and Applications (AINA 2006), 2006
2005
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005
Circuit Performance Prediction Considering Core Utilization with Interconnect Length Distribution Model.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005
Dynamic Communication Zone Control Method on Autonomous Decentralized Based Roadside Network Infrastructure.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005
Prediction of delay time for future LSI using on-chip transmission line interconnects.
Proceedings of the Seventh International Workshop on System-Level Interconnect Prediction (SLIP 2005), 2005
Proceedings of the 2005 IEEE Computer Society Annual Symposium on VLSI (ISVLSI 2005), 2005
Proceedings of the 25th International Conference on Distributed Computing Systems Workshops (ICDCS 2005 Workshops), 2005
Tangible Collaborative Learning Support System for Spatio-Temporal Contents.
Proceedings of the Towards Sustainable and Scalable Educational Innovations Informed by the Learning Sciences, 2005
Proposal of a Map-Making System for Mobile Learning that Uses Subjective Geographic Recognition.
Proceedings of the 5th IEEE International Conference on Advanced Learning Technologies, 2005
Proceedings of the 2005 Conference on Asia South Pacific Design Automation, 2005
Proceedings of the 2005 Conference on Asia South Pacific Design Automation, 2005
An Image Authentication Scheme Considering Privacy $#8212; A First Step towards Surveillance Camera Authentication.
Proceedings of the 19th International Conference on Advanced Information Networking and Applications (AINA 2005), 2005
2004
An Efficient Method of Supporting Interactions for an Integrated Distance Learning System.
Int. J. Distance Educ. Technol., 2004
IEICE Trans. Inf. Syst., 2004
IEICE Electron. Express, 2004
Proceedings of the 6th IEEE Workshop on Mobile Computing Systems and Applications (WMCSA 2004), 2004
Introducing Grammar of the Film Language Into Automatic Shooting for Face-to-Face Meetings.
Proceedings of the 2004 Symposium on Applications and the Internet (SAINT 2004), 2004
e-MulCS : Multi-Party Conference System with Virtual Space and the Intuitive Input Interface.
Proceedings of the 2004 Symposium on Applications and the Internet (SAINT 2004), 2004
Proceedings of the 2004 Symposium on Applications and the Internet Workshops (SAINT 2004 Workshops), 2004
Proceedings of the Principles of Distributed Systems, 8th International Conference, 2004
High speed and low power on-chip micro network circuit with differential transmission line.
Proceedings of the 2004 International Symposium on System-on-Chip, 2004
Modelling and optimization of on-chip spiral inductor in S-parameter domain.
Proceedings of the 2004 International Symposium on Circuits and Systems, 2004
Proceedings of the 2004 Design, 2004
Differential transmission line interconnect for high speed and low power global wiring.
Proceedings of the IEEE 2004 Custom Integrated Circuits Conference, 2004
Proceedings of the 18th International Conference on Advanced Information Networking and Applications (AINA 2004), 2004
Proceedings of the 18th International Conference on Advanced Information Networking and Applications (AINA 2004), 2004
2003
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2003
Realistic Delay Calculation Based on Measured Intra-Chip and Inter-Chip Variabilities with the Size Dependence.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2003
Statistical modeling of gate-delay variation with consideration of intra-gate variability.
Proceedings of the 2003 International Symposium on Circuits and Systems, 2003
Proceedings of the 2003 International Conference on Computer-Aided Design, 2003
Proceedings of the 2003 Asia and South Pacific Design Automation Conference, 2003
2002
Proceedings of the 27th Annual IEEE Conference on Local Computer Networks (LCN 2002), 2002
An Integrated Distance Learning System Capable of Supporting Interactions for Asynchronous Distance Learning.
Proceedings of the 22nd International Conference on Distributed Computing Systems, 2002
A Survey of Transport Layer Protocols Suited for Real-Time Data Delivery over Diffserv-Capable Networks.
Proceedings of the 22nd International Conference on Distributed Computing Systems, 2002
2000
Proceedings of the IEEE International Symposium on Circuits and Systems, 2000
Proceedings of ASP-DAC 2000, 2000
1999
A company-office system "Valentine" providing informal communication and personal space based on 3D virtual space and avatars.
Inf. Softw. Technol., 1999
Proceedings of the IEEE Symposium on Information Visualization 1999 (INFOVIS'99), 1999
Proceedings of the 1999 International Conference on Parallel Processing Workshops, 1999
Proceedings of the 1999 International Conference on Parallel Processing Workshops, 1999
Proceedings of the 32nd Annual Hawaii International Conference on System Sciences (HICSS-32), 1999
Proceedings of GROUP'99, 1999
1998
A Home Office System Based on a Virtual Shared Room: An Environment Corresponding to Degree of Concentration.
Proceedings of the Worldwide Computing and Its Applications, International Conference, 1998
Proceedings of the International Conference on Parallel and Distributed Systems, 1998
Proceedings of the 3rd IFCIS International Conference on Cooperative Information Systems, 1998
1997
A Virtual Office Environment Based on a Shared Room Realizing Awareness Space and Transmitting Awareness Information.
Proceedings of the 10th Annual ACM Symposium on User Interface Software and Technology, 1997
Proceedings of the 22nd IEEE Conference on Local Computer Networks (LCN '97), 1997
A Virtual Office Environment for Supporting Informal Communications and Securing Personal Space.
Proceedings of the Design of Computing Systems: Social and Ergonomic Considerations, 1997
Proceedings of GROUP'97, 1997
Valentine: an environment for home office worker providing informal communication and personal space.
Proceedings of GROUP'97, 1997
1996
Proceedings of the Twelfth International Conference on Data Engineering, February 26, 1996
Proceedings of the CSCW '96, 1996
1995
Learning from TV Programs: Application of TV Presentation to a Videoconferencing System.
Proceedings of the 8th Annual ACM Symposium on User Interface Software and Technology, 1995
Evaluations of gestural animations to convey feelings in asynchronous network communication.
Proceedings of the Second International Symposium on Autonomous Decentralized Systems, 1995
Design and evaluation of MAJIC videoconferencing system.
Proceedings of the Human-Computer Interaction, 1995
MAJIC Videoconferencing System: Experiments, Evaluation and Improvement.
Proceedings of the Fourth European Conference on Computer Supported Cooperative Work, 1995
1994
A Cooperative Support System Based on Multiplicity of Task.
Proceedings of the Applications and Impacts, Information Processing '94, Volume 2, Proceedings of the IFIP 13th World Computer Congress, Hamburg, Germany, 28 August, 1994
The ID-based non-interactive group communication key sharing scheme using smart cards.
Proceedings of the 1994 International Conference on Network Protocols, 1994
A Database Architecture and Version Control for Group Work.
Proceedings of the 27th Annual Hawaii International Conference on System Sciences (HICSS-27), 1994
Proceedings of the CSCW '94, 1994
Proceedings of the Eighteenth Annual International Computer Software and Applications Conference, 1994
1993
Proceedings of the ACM 21th Conference on Computer Science, 1993
Proceedings of the ACM 21th Conference on Computer Science, 1993
1992
Group-Oriented Key Management and Authentication Methods.
Proceedings of the Education and Society, 1992
1991
ACM SIGCHI Bull., 1991
1990
Proceedings of the Sixth Annual Computer Security Applications Conference, 1990