AI-powered sensor terminal for detecting listening devices and hidden cameras
A sensor terminal with AI-enhanced detection using infrared, FM radio, and vibration sensors, connected via Bluetooth, addresses the need for user-friendly and accurate detection of eavesdropping devices and hidden cameras, improving crime prevention in accommodation facilities.
Patent Information
- Authority / Receiving Office
- JP · JP
- Patent Type
- Utility models
- Current Assignee / Owner
- Filing Date
- 2025-07-28
- Publication Date
- 2026-04-07
AI Technical Summary
Existing methods for detecting eavesdropping devices and hidden cameras require specialized knowledge and are not user-friendly, with low detection accuracy and convenience.
A sensor terminal equipped with infrared, FM radio wave, and vibration sensors, connected via Bluetooth to a smartphone, utilizes AI and cloud-based analysis to enhance detection accuracy, providing easy and precise detection through AI-enhanced smartphone apps.
Enables high-precision detection of unauthorized monitoring devices without specialized knowledge, reducing user anxiety and enhancing crime prevention in accommodation facilities.
Smart Images

Figure 0003255390000001_ABST
Abstract
Description
Technical Field
Background Art
Industrial Applicability
Claims
1. An AI-linked sensor terminal system for detecting listening devices and hidden cameras, A sensor terminal equipped with an infrared sensor, an FM radio wave receiver, a vibration sensor, and a lighting function, and a smartphone connected to the sensor terminal via Bluetooth communication. and the smartphone has a cloud AI to which it is connected via an internet connection. The aforementioned cloud AI, based on acquired information such as images, audio, location information, facility name, and room number, By comparing with past detection history and characteristic patterns, we can infer the possibility of the presence of listening devices, hidden cameras, and one-way mirrors. A bugging device and hidden camera detection system characterized by displaying the results on a smartphone screen or notifying users via voice.
2. The aforementioned cloud AI analyzes image and audio data acquired from the sensor terminal and smartphone. The detection system according to claim 1, which assists in determining the possibility of the presence of listening devices, hidden cameras, and one-way mirrors.
3. The aforementioned cloud AI uses the user's voice acquired from the smartphone's microphone, By comparing and analyzing the audio received via FM radio waves, A detection system according to claim 1 or 2 for determining the possibility of eavesdropping.