Dual mode mobile telephone apparatus with user selected analog and digital call modes
First Claim
1. A dual mode mobile telephone apparatus for transmitting and receiving signals between a base station and a mobile station using a radio line comprising:
- a transmitting/receiving portion for transmitting and receiving signals of different kinds of call modes, said different kinds of call modes comprising a digital call mode and an analog call modean operation portion for assigning an available call mode for the mobile station selected by the user from among said different kinds of call modes;
a call mode detection portion for detecting the call mode selected from among said different call modes;
a call mode store portion for storing the call mode which is detected by the call mode detection portion; and
a response signal generating portion for receiving a calling signal from the base station and generating a response signal which is sent back to the base station in response to the calling signal from the base station, said response signal including the call mode detected by said call mode detection portion.
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Abstract
A dual mode mobile telephone apparatus includes a transmitting/receiving portion (2, 3) for different kinds of modes, an operation portion (4) for assigning an available call mode, a call mode detection portion (13) for detecting the call mode, a call mode store portion (11) for storing a call mode, a response signal generating portion (12) for generating a response signal and changing the call mode, a call mode changing signal generation portion (14) for generating a call mode changing signal. Accordingly, the dual mode mobile telephone apparatus of the present invention is capable of changing the mode as determined by the user at any time or automatically.
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Citations
6 Claims
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1. A dual mode mobile telephone apparatus for transmitting and receiving signals between a base station and a mobile station using a radio line comprising:
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a transmitting/receiving portion for transmitting and receiving signals of different kinds of call modes, said different kinds of call modes comprising a digital call mode and an analog call mode an operation portion for assigning an available call mode for the mobile station selected by the user from among said different kinds of call modes; a call mode detection portion for detecting the call mode selected from among said different call modes; a call mode store portion for storing the call mode which is detected by the call mode detection portion; and a response signal generating portion for receiving a calling signal from the base station and generating a response signal which is sent back to the base station in response to the calling signal from the base station, said response signal including the call mode detected by said call mode detection portion. - View Dependent Claims (2, 3, 4, 5, 6)
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Specification