Telephone

A telephone comprising:

• a fixed memory for storing number assignment module (NAM) data for calls under a first subscription;
• a memory module receiving device for removably receiving a memory module for storing subscriber identity information for calls under a second subscription, whereas the information is stored in the fixed memory independently of the information in the memory module;
• a selector for selecting between the information from the fixed memory and the memory module;
• and an information processor adapted to use the information selected by the selector for operation of the telephone under one or the other of the subscriptions.

A telephone comprising:

• a fixed memory for storing first subscriber identity information for calls under a first subscription;
• a memory module receiving device for removably receiving a subscriber identity module (SIM) for storing second subscriber identity information for calls under a second subscription, whereas the first subscriber identity is stored in the fixed memory module independently of the SIM;
• a selector for selecting between the information from the fixed memory and the SIM;
• and an information processor adapted to use the information selected by the selector for operation of the telephone under one or the other of the subscriptions.

A dual mode telephone comprising:

• a fixed memory for storing first subscriber identity information for calls under a first subscription;
• a memory module receiving device for removably receiving a memory module for storing second subscriber identity information for calls under a second subscription, whereas the first subscriber identity information is stored in the fixed memory independently of the memory module;
• a selector for selecting between the information from the fixed memory and the memory module;
• and an information processor adapted to use the information selected by the selector to provide ordinary operation of the telephone, selectively in either a first mode in accordance with the information stored in the fixed memory or in a second mode in accordance with the information stored in the memory module.

A handset comprising:

• a fixed memory for storing phone identity information for calls under a first subscription;
• a memory module receiving a device for removably receiving a memory module for storing subscriber identity information for calls under a second subscription, the phone identity information in the fixed memory and the subscriber identity information in the memory module being stored independently of each other;
• a selector for selecting between the information from the fixed memory and the memory module;
• and an information processor adapted to use the information for operation of the handset under one or other of the subscriptions.

A telephone comprising:

• a fixed memory for storing phone identity information for calls under a first subscription;
• a memory module receiving device for removably receiving a memory module for storing subscriber identity information for calls under a second subscription;
• a selector for selecting between the information from the fixed memory and the memory module, the selection of data being based on the location of the data being in the fixed memory or in the memory module;
• and an information processor adapted to use the information selected by the selector for operation of the telephone under one or the other of the subscriptions.

A telephone comprising:

• a fixed memory for storing number assignment module (NAM) data for calls under a first subscription;
• a memory module receiving device for removably receiving a memory module for storing subscriber identity information for calls under a second subscription;
• a selector for selecting between the information from the fixed memory and the memory module the selection of data being based on the location of the data being in the fixed memory or in the memory module;
• and an information processor adapted to use the information selected by the selector for operation of the telephone under one or the other of the subscriptions.

A telephone comprising:

• a fixed memory for storing first subscriber identity information for calls under a first subscription;
• a memory module receiving device for removably receiving a subscriber identity module (SIM) for storing second subscriber identity information for calls under a second subscription;
• a selector for selecting between the information from the fixed memory and the SIM the selection of data being based on the location of the data being in the fixed memory or in the memory module;
• and an information processor adapted to use the information selected by the selector for operation of the telephone under one or the other of the subscriptions.

A dual mode telephone comprising:

• a fixed memory for storing first subscriber identity information for calls under a first subscription;
• a memory module receiving device for removably receiving a memory module for storing second subscriber identity information for calls under a second subscription;
• a selector for selecting between the information from the fixed memory and the memory module the selection of data being based on the location of the data being in the fixed memory or in the memory module;
• and an information processor adapted to use the information selected by the selector to provide ordinary operation of the telephone, selectively in either a first mode in accordance with the information stored in the fixed memory or in a second mode in accordance with the information stored on the memory module.

A handset comprising:

• a fixed memory for storing phone identity information for calls under a first subscription;
• a memory module receiving device for removably receiving a memory module for storing subscriber identity information for calls under a second subscription;
• a selector for selecting between the information from the fixed memory and the memory module the selection of data being based on the location of the data being in the fixed memory or in the memory module;
• and a n information processor adapted to use the information for operation of the handset under one or other of the subscriptions.