Title:
MOBILE RADIOTELEPHONY DEVICE WITH FEATURES WHICH CAN BE RELEASED WIRELESSLY BY THE SERVICE PROVIDER
Document Type and Number:
WIPO Patent Application WO2002028066
Kind Code:
A3
Abstract:
The invention relates to a mobile radiotelephony device, especially a mobile telephone, comprising an input means (12), a storage means in which features of the mobile telephone (10) that can be requested with the input means (12), such as a fax or modem function, can be implemented and requested with the input means (12), and a transmitting/receiving part. According to the invention, at least some of the implemented features are blocked from access with the input means (12) and can be released with a release code that is supplied by a service provider (16) in the form of a radio signal and that can be received by the transmitting/receiving part.
Inventors:
ZECHLIN OLIVER (DE)
Application Number:
PCT/DE2001/003521
Publication Date:
November 21, 2002
Filing Date:
September 13, 2001
Export Citation:
Assignee:
SIEMENS AG (DE)
ZECHLIN OLIVER (DE)
ZECHLIN OLIVER (DE)
International Classes:
H04M1/72403; (IPC1-7): H04M1/247; H04M1/725
Domestic Patent References:
| WO1999026442A1 | 1999-05-27 | |||
| WO1998057511A1 | 1998-12-17 |
Foreign References:
| GB2308039A | 1997-06-11 | |||
| US5864757A | 1999-01-26 | |||
| US4945556A | 1990-07-31 |
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