Shota NAKAYAMA |  Koichi KOBAYASHI... -  《IEICE Transactions on fundamentals of electronics,communications & computer sciences》 - 2025,E108/A(4) - 575～581 - 共7页

摘要：In this paper, a common Lyapunov function approach to event-triggered control with self-triggered sampling for switched linear systems is proposed. A switched system is a system where the dynamics can...

关键词： common Lyapunov function |  event-triggered control |  selftriggered sampling |  switched linear systems

Shota Nakayama |  Keigo Ushiyama... -  《Haptics: Understanding Touch; Technology and Systems; Applications and Interaction,Part II》 -  International Conference on Human Haptic Sensing and Touch Enabled Computer Applications - 2025, - 182～193 - 共12页

摘要：It is known that skin deformations on the side of finger contribute to force perception in the fingertip. This study focuses on this knowledge and proposes a method to present force sensation by trans...

关键词： Electrical stimulation |  Fingertip |  Force perception

Yuma Akiba |  Shota Nakayama... -  《Haptics: Understanding Touch; Technology and Systems; Applications and Interaction,Part I》 -  International Conference on Human Haptic Sensing and Touch Enabled Computer Applications - 2025, - 16～28 - 共13页

摘要：This study proposes a method for tactile presentation to the forehead, focusing on the low-frequency band with a small linear resonant actuator. We utilized the absence of the Pacinian corpuscles, res...

关键词： Amplitude modulation |  Forehead |  Linear resonant actuator |  Vibration

Shota Nakayama |  Yutaro Sugeno... -  《Fatigue & Fracture of Engineering Materials & Structures》 - 2025,48(4) - 1879～1892 - 共14页

摘要：This study is aimed at clarifying the mechanism of effectively healing fatigue cracks in steel; austenitic stainless steel, SUS304; and hot work tool steel, SKD61, using high-density pulsed current. T...

关键词： crack closure |  current application |  fatigue |  steel

Shota Nakayama |  Keishi Suga... -  《Macromolecular reaction engineering》 - 2025,19(1) - 2400016.1～2400016.8 - 共8页

摘要：Polydiacetylene (PDA) is a kind of photopolymerizable polymer, which exhibits a unique color transition in response to external stimuli such as heat, pH, and solvent. PDAs are attractive as eye-detect...

关键词： membrane fluidity |  polydiacetylene |  thermal sensitivity |  topochemical polymerization |  vesicle

Shota Nakayama |  Koichi Kobayashi... -  《2024 IEEE 29th International Conference on Emerging Technologies and Factory Automation,[v.1]》 -  IEEE International Conference on Emerging Technologies and Factory Automation - 2024, - 1～4 - 共4页

摘要：A cyber-physical system (CPS) is a system where physical and information components are connected through a communication network. From the perspectives of energy conservation and reduction of communi...

关键词： Linear systems |  Switched systems |  Upper bound |  Design methodology |  Switches |  Cyber-physical systems |  Mathematical models |  Closed loop systems |  Nonlinear systems |  Lyapunov methods

Eifu Narita |  Shota Nakayama... -  《2023 IEEE World Haptics Conference: IEEE World Haptics Conference (WHC), 10-13 July 2023, Delft, Netherlands》 -  IEEE World Haptics Conference - 2023, - 114～120 - 共7页

摘要：Numerous studies have explored the body tilt and sway elicited by vibratory stimuli, which are thought to be related to reflex adjustments or kinesthetic illusions. However, prior studies have not tho...

关键词： Vibrations |  Visualization |  Switching frequency |  Virtual reality |  Bandwidth |  Muscles |  Environmental factors

Shota Nakayama |  Jousuke Kuroiwa... -  《Universal Access in Human-Computer Interaction: Access to Media, Learning and Assistive Environments: 15th International Conference, UAHCI 2021, Held as Part of the 23rd HCI International Conference, HCII 2021, Virtual Event, July 24-29, 2021, Proceedings, Part II》 -  International Conference on Universal Access in Human-Computer Interaction - 2021, - 267～276 - 共10页

摘要：In the present paper, we investigate dynamical properties of a three-rules set of one dimensional cellular automata with two sets and three neighbors (hereafter referred as 1-2-3 CA), which realize co...

关键词： Cellular automata |  Digital sound |  Rule dynamics

NSTL主题词： Digital audio |  Set (Psychology)

Yasuyuki Fujihara |  Maasa Murata... -  《IEEE Transactions on Electron Devices》 - 2021,68(1) - 152～157 - 共6页 - 被引量：10

摘要：This article presents a prototype linear response single exposure CMOS image sensor with two-stage lateral overflow integration capacitors (LOFIC) exhibiting over the 120-dB dynamic range (DR) with 11...

关键词： Signal to noise ratio |  Capacitors |  Transistors |  Electric potential |  Capacitance |  Voltage measurement |  Sensitivity |  CMOS image sensor (CIS) |  lateral overflow integration capacitor (LOFIC) |  signal-to-noise ratio (SNR)...

Kenichi Kawamura |  Akiyoshi Inoki... -  《2019 IEEE Wireless Communications and Networking Conference: WCNC 2019, Marrakech, Morocco, 15-18 April 2019, [v.2]》 -  IEEE Wireless Communications and Networking Conference - 2019, - 681～686 - 共6页

摘要：This paper describes cooperative wireless LAN (WLAN) control methods we propose for high density environments, with the focus on IEEE 802.11ax WLAN systems. It also shows how they were evaluated by co...

关键词： Wireless LAN |  IEEE 802.11ax |  Heterogeneous networks |  Coordinated control |  Spatial reuse |  Uplink multi-user access

NSTL主题词： coordinated control |  wireless local area network (WLAN) |  High density |  Access