MUMBAI, India, Oct. 26 -- Intellectual Property India has published a patent application (202641121038 A) filed by Srm Valliammai Engineering College on October 09, 2026, for Smart Shoes For Independent Mobility Of Visually Impaired Persons.

Inventors include Dr. N. Usha; Sandhya V. P; Abinaya K; and Gopika. R.

The application for the patent was published on October 23, 2026, under issue no. 43/2026.

Abstract: visually impaired people face many challenges while walking outdoors. This work is done to provide guidance to the blind people. In olden days they have used traditional methods like using white canes which provided them only a limited range of obstacle detection. Sometimes they try to seek help from others which made them feel more uncomfortable and dependent on others. These smart shoes help us to walk independently by finding obstacles in front of them and providing alerts through buzzer or vibration motor. It also contains moisture sensor to detect water in the walking path, which avoids fall and slipping accidents. Additionally, this system contains LED to alert normal people that visually impaired people are coming both in day and night. This system also contains a potentiometer to fix the threshold as per the requirement to detect obstacles. The proposed system is further enhanced with multiple sensing and wearable navigation features to improve the safety and independent mobility of visually impaired individuals. A pressure sensor is incorporated into the shoe to identify abnormal foot pressure and uneven walking surfaces and provide an appropriate warning to the user. A separate GPS-enabled wristband is provided for navigation, thereby reducing the number of navigation components mounted on the shoe. The wearable unit provides voice-based route guidance such as left-turn, right-turn and destination instructions to assist the user during outdoor travel. A vibration motor integrated into the wristband provides distinct vibration patterns corresponding to navigation instructions and hazard warnings. Bluetooth communication enables wireless transmission of information between the smart shoe and the wearable wristband. The system can also maintain a geographical record of previously detected hazardous locations and provide a warning when the user approaches a previously recorded hazard location. Reflective strips positioned on the sides of the shoe improve the visibility of the user during low-light and night-time conditions by reflecting incident light. Thus, the proposed smart shoe and wearable navigation system integrates obstacle detection, water detection, pressure monitoring, navigation assistance, wireless communication, hazard awareness and visibility enhancement into a single assistive technology.

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