MUMBAI, India, Nov. 13 -- Intellectual Property India has published a patent application (202621118941 A) filed by Dr. D. Y. Patil Institute Of Technology, Pimpri, Pune; and Dnyaan Prasad Global University, School Of Technology And Research on October 05, 2026, for Silent Panic Communication Band.
Inventors include Mrs. Vandana Katarwar; Miss Swikriti R Ghosh; Miss Ujwala N Naik; and Miss Sakshi G Bhise.
The application for the patent was published on November 13, 2026, under issue no. 46/2026.
Abstract: The present invention relates to a Silent Panic Communication Band, a wearable emergency alert device that enables discreet distress communication for personal safety applications. The band employs a concealed force-sensitive resistor (FSR) squeeze sensor as its primary input, connected to a microcontroller (ESP32 / Arduino Nano 33 BLE) that runs a debounce-and-verify routine to confirm intentional activation and reject accidental triggers. Upon confirmed activation, the microcontroller generates a trigger signal that simultaneously initiates GPS location acquisition and GSM-based SMS transmission, so that a distress message containing the user's live geographical coordinates is sent to pre-registered emergency contacts through a SIM800L GSM module, without requiring smartphone connectivity or network data. An optional Bluetooth Low Energy (BLE) link to a companion smartphone application allows the alert to be mirrored to the user's phone, uploaded to a cloud server for logging, and tracked in real time, while the system continues to function over GSM alone if the BLE link is unavailable. A vibration motor provides silent haptic confirmation once the alert has been successfully transmitted, allowing the user to verify operation without any visible or audible cue. The device is powered by a rechargeable Li-ion battery with a TP4056 charging module and is housed in a compact, comfortable wrist-worn enclosure. By combining covert sensor-based activation, autonomous GSM communication, real-time GPS tracking, and discreet feedback within a single low-cost wearable platform, the invention offers a reliable emergency response solution for personal security, women and child safety, elderly care, and workplace safety applications, particularly in situations where visible or audible alerting is impractical or unsafe.
Disclaimer: Curated by HT Syndication.
