Management System of voice guide for the visually impaired
A management system of a voice guide for the visually impaired includes: a voice guide device including a master voice guide having a first master communication unit and a second master communication unit of a different type from the first master communication unit, and a plurality of slave voice gu...
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Main Authors | , |
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Format | Patent |
Language | English Korean |
Published |
07.11.2023
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Subjects | |
Online Access | Get full text |
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