Research Article
Design and Research of Smart Neck Helmets Based on the KANO-QFD Model and TRIZ Theory
Table 2
Primary screening of user needs.
| Level 1 needs | Secondary demand (A) | Level 3 requirements (B) |
| Quality needs of helmet users | Security A | A1 has a smart neck protection function | A2 combined with airbag | A3 intelligent recognition of obstacles | A4 improves impact resistance | Comfort B | B1 cushion material is more comfortable | B2 is lighter overall | B3 intelligently adapts to different head circumferences | B4 is easy to carry | Aesthetics C | C1 styling satisfaction after wearing a helmet | C2 shape conforms to aesthetics | C3 color meets aesthetics | C4 rounded | C5 tough | Functional D | D1 Bluetooth and other multimedia function integration | D2 when it rains, automatically clean the rainwater on the lens | D3 mobile phone APP combination, real-time view of the driving recorder | D4 voice navigation | D5 reduces wind noise | D6 turn signal reminder |
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