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 …
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, …
Review of signal processing applications of Pyroelectric Infrared …
Dec 1, 2021 · The article reviews signal processing applications of Pyroelectric Infrared (PIR) sensors with the main focus on the respiration and pulse rate detect…
Role and mechanism of piR-0228 targeting RIPK1 to
Nov 1, 2025 · In addition, we identified and confirmed that RIPK1 is a downstream target of piR-0228 and is negatively regulated by it through the integration of bioinformatics analysis. …
Novel occupancy detection method based on convolutional neural …
Oct 1, 2024 · The sensors divided the office into six separate sub-zones. The four west PIR sensors covered four seats and the personnel sitting in these positions were all university …
CD40 induces PIR-A+ macrophages to promote chronic allograft …
Mar 26, 2025 · Our data suggest that Pira is a potential target to induce long-term allograft tolerance. CD40 may activate transcription factor NF-κB2 translocation into the nucleus to up …
The m6A hypermethylation-induced PIR overexpression regulates …
Jul 28, 2025 · Here, we identified Pirin (PIR) as a key oncogenic factor in UM through comprehensive multi-omics analyses, revealing that PIR is significantly upregulated and …
1,2-Dichloroethane induces testicular pyroptosis by activating piR …
1,2-Dichloroethane (1,2-DCE) is a prevalent environmental contaminant, and our study revealed its induction of testicular toxicity in mice upon subacu…
piR-27222 mediates PM2.5-induced lung cancer by resisting cell ...
Aug 1, 2024 · PM2.5 pollution has been associated with the incidence of lung cancer, but the underlying mechanism is still unclear. PIWI-interacting RNAs (piRNAs), …
Self-supporting flexible electrode-integrated microfluidic ECL …
Nov 1, 2025 · Self-supporting flexible electrode-integrated microfluidic ECL sensor for piR-651 detection in thyroid cancer extracellular vesicles