| 摘要 |
<p>A multifunctional apparatus for visually handicapped persons comprises a RFID technology credit card, an integrated Bluetooth technology palmar apparatus, an optimized palmar device for blind persons, a RFID card reader, a palmar GPS system, and a managing internet platform. The apparatus comprises elements which are commercially easily available, of a standardized type, made by several makers, and of comparatively low cost.</p> |
