Passive Infrared Sensor - an overview | ScienceDirect Topics
Jul 8, 2009 · 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 …
Research paper
Jun 1, 2025 · 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 …
Privacy-concerned averaged human activeness monitoring and normal ...
Jan 1, 2025 · 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 ...
Oct 1, 2021 · 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 …
Self-supporting flexible electrode-integrated microfluidic ECL sensor ...
Nov 1, 2025 · The integration of electrochemiluminescence (ECL) sensor into microfluidic chip can greatly improve the convenience and reliability in bioanalysis, en…
Passive infrared sensor dataset and deep learning models for device ...
Jan 1, 2023 · 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 …
Mechanical and thermal properties of polyisocyanurate rigid foams ...
Dec 1, 2023 · 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 …
Design of Smart Home Security System using Object Recognition and …
Jan 1, 2018 · This research aims to design and implement a home security system with the capability for human detection. The traditional home security system, i.e. …
GAN-based sensor data augmentation: Application for counting …
Jan 1, 2023 · PIR output signals were collected from four multiple-subject scenarios: single-, two-, three-, and four-subject groups in the experiments. We propose a novel time sequence sensor data …
Carbon black induced pulmonary fibrosis through piR-713551/PIWIL4 ...
Sep 1, 2025 · Mechanically, piR-713551/PIWIL4 complex activated the THBS2 transcription by recruitment of histone demethyltransferase KDM4A to reduce H3K9me3 modification at the THBS2 …