Passive Infrared Sensor - an overview | ScienceDirect Topics
2009年7月8日 · 3.2 Passive infrared sensor (PIR sensor) A PIR sensor is an electronic sensor used in motion detectors such as automatically triggered lighting devices and protection systems that …
Bifurcation analysis and control in a second-order DC–AC inverter with ...
2025年6月1日 · The quasi-PIR controlled second-order inverter has two working modes, and its state switches between mode one and two once in a switching period via the bipolar sinusoidal pulse width …
Mechanical and thermal properties of polyisocyanurate rigid foams ...
2023年12月1日 · The use of polyisocyanurate (PIR) foams as a substitute for polyurethane (PUR) is steadily growing for insulation, flooring, and roofing applications, given PIR's higher flammability …
Privacy-concerned averaged human activeness monitoring and normal ...
2025年1月1日 · PIR sensors offer a non-invasive method that ensures the safety and confidentiality of individuals, making them a preferred choice for privacy-conscious monitoring solutions. By …
Sensitivity enhancement of Passive Infrared (PIR) sensor for motion ...
2021年10月1日 · For the PIR sensor, coverage area, sensitivity, angle of view, and responsitivity are the main criteria required for better sensor performance. The dominant one is the sensitivity, which is the …
piR-19521 facilitates cancer stem cell-like properties by enhancing ...
2025年11月1日 · Therefore, we speculated that piR-19521 may possess eRNA-like function in CRC. In this study, we found that piR-19521 increased stem-like properties of CRC cells. Moreover, we …
Self-supporting flexible electrode-integrated microfluidic ECL sensor ...
2025年11月1日 · The integration of electrochemiluminescence (ECL) sensor into microfluidic chip can greatly improve the convenience and reliability in bioanalysis, en…
Review of signal processing applications of Pyroelectric Infrared (PIR ...
2021年12月1日 · The article reviews signal processing applications of Pyroelectric Infrared (PIR) sensors with the main focus on the respiration and pulse rate detect…
Design of Smart Home Security System using Object Recognition and …
2018年1月1日 · This research aims to design and implement a home security system with the capability for human detection. The traditional home security system, i.e. …
Passive infrared sensor dataset and deep learning models for device ...
2023年1月1日 · For these reasons, PIR and thermopile sensors are also viable options for location estimation in an indoor environment such as home and office buildings. There are a substantial …