IPC Subgroup
H04M 1/724 User interfaces specially adapted for cordless or mobile telephones
Introduced: January 2021
Full Title
Substation equipment, e.g. for use by subscribers > Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection > User interfaces specially adapted for cordless or mobile telephones
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC COMMUNICATION TECHNIQUE
- Subclass:
- TELEPHONIC COMMUNICATION
6 direct subcodes
Child Classifications
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- H04M 1/72403 with means for local support of applications that increase the functionality
- H04M 1/72448 with means for adapting the functionality of the device according to specific conditions
- H04M 1/72466 with selection means, e.g. keys, having functions defined by the mode or the status of the device
- H04M 1/72469 for operating the device by selecting functions from two or more displayed items, e.g. menus or icons
- H04M 1/72475 specially adapted for disabled users
- H04M 1/72484 wherein functions are triggered by incoming communication events