An integrated group management solution that restricts smartphone operations including photography, video recording, network access, and phone calls through signal suppression and targeted notifications.

Mobile phone control device (front view)

Product operation logic diagram

• Blocks all phone operations including photography and video recording
• Customizable message content for situational response
• Immediately interrupts any active recording sessions
• Continuous periodic delivery maintains operational restriction

Schematic of SMS pop-up message interface

Forces target devices onto 2G network to:

• Block all internet access and data services
• Sever external communication channels
• Maintain basic connectivity for emergency purposes

• Mass gatherings: Prevents rapid dissemination of event information during demonstrations or rallies
• Emergency response: Controls information flow during terrorist incidents to prevent panic
• Security operations: Restricts unauthorized recording in sensitive locations

Targets three key transmission vectors:

1. Mobile network connectivity for data transmission
2. Smartphone recording capabilities (photo/video/audio)
3. Public curiosity and information security awareness