Mobile information device capable of obtaining user information relating to local area

Claim 2

A mobile information device connectable to an external device via a radio channel, the device comprising: a user memory configured to store user information which includes area information; a standby circuit configured to determine that the mobile information device is located in a communicatable area of the external device; a request circuit configured to request the external device to transmit area information indicating a location of the external device if it is determined that the mobile information device is located in the communicatable area of the external device; a receiver configured to receive area information from the external device after said request circuit requests transmission of the area information; and a circuit configured to search said user information table to extract user information which includes the area information received by said receiver.

Claim 3

The device according to claim 1 , in which the user information comprises at least one of a name, address, and telephone number of acquaintances residing within the area.

Claim 4

The device according to claim 1 , in which the user information comprises a transportation schedule.

Claim 5

The device according to claim 1 , in which the user information comprises addresses of government offices and public facilities.

Claim 6

The device according to claim 1 , in which the user information comprises information concerning events at facilities.

Claim 7

The device according to claim 1 , in which the user information comprises weather information.

Claim 8

The device according to claim 1 , in which the user information comprises traffic information.

Claim 9

The device according to claim 1 , further comprising: means for indicating an access to a destination; and means for accessing a predetermined destination when the user information includes the predetermined destination and said indicating means indicates the access to the predetermined destination.

Claim 10

A computer program product for use with a mobile information device which is connectable to an external device via a radio channel, the computer program product being stored in a computer usable medium including computer readable program means, the computer program product comprising: first computer readable program means for writing user information which includes area information into a memory; second computer readable program means for determining whether the mobile information device is located in a communicatable area of the external device; third computer readable program means for requesting that the external device transmit area information indicating a location of the external device if it is determined that the mobile information device is located in the communicatable area of the external device; fourth computer readable program means for receiving the area information from the external device after requesting transmission of the area information; and fifth computer readable program means for searching said user information table to extract user information which includes the received area information.

Claim 11

A computer program product for use with a mobile information device which is connectable to an external device via a radio channel, the computer program product being stored in a computer usable medium including computer readable program means, the computer program product comprising: first computer readable program means for writing user information which includes area information into a memory; second computer readable program means for determining whether the mobile information device is located in a communicatable area of the external device; third computer readable program means for requesting that the external device transmit area information indicating a location of the external device if it is determined that the mobile information device is located in the communicatable area of the external device; fourth computer readable program means for receiving the area information from the external device after requesting transmission of the area information; and fifth computer readable program means for searching said user information table to extract user information which includes the received area information.

Claim 12

The computer program product according to claim 9 , in which the user information comprises at least one of a name, address, and telephone number of acquaintances residing within the area.

Claim 13

The computer program product according to claim 9 , in which the user information comprises a transportation schedule.

Claim 14

The computer program product according to claim 9 , in which the user information comprises addresses of government offices and public facilities.

Claim 15

The computer program product according to claim 9 , in which the user information comprises information concerning events at facilities.

Claim 16

The computer program product according to claim 9 , in which the user information comprises weather information.

Claim 17

The computer program product according to claim 9 , in which the user information comprises traffic information.

Claim 18

The device according to claim 1 , in which the user information comprises memorandum information which is dependent on the area.

Claim 19

The device according to claim 1 , in which the area information comprises an area code and a local code of telephone numbers associated with the area.

Claim 20

The device according to claim 1 , in which the area information comprises a town address.

Claim 21

The device according to claim 1 , in which the area information comprises a base station ID.

Claim 22

The device according to claim 1 , in which the area information comprises an area information.

Claim 23

The device according to claim 1 , in which the area information received by the receiver from the external device comprises a latitude and a longitude of the area.

Claim 24

The computer program product according to claim 9 , in which the user information comprises a memorandum information which is dependent on the area.

Claim 25

The computer program product according to claim 9 , in which the area information comprises an area code and a local code of telephone numbers associated with the area.

Claim 26

The computer program product according to claim 9 , in which the area information comprises a town address.

Claim 27

The computer program product according to claim 9 , in which the area information comprises a base station ID.

Claim 28

The computer program product according to claim 9 , in which the area information comprises an area information.

Claim 29

The computer program product according to claim 9 , in which the area information received by the receiver from the external device comprises a latitude and a longitude of the area.

Claim 32

A mobile communication system comprising a host device and a mobile device connected to the host device via a radio channel, the host device comprising a transmitter configured to transmit to the mobile device area information indicating a location of the host device in response to a request from the mobile device, and the mobile device comprising: a user information table configured to store user information which includes area information; a standby circuit configured to determine that the mobile device is located in a communicatable area of the host device; a request circuit configured to request that the host device transmit the area information of the host device if it is determined that the mobile device is located in the communicatable area of the host device; a receiver configured to receive the area information from the host device; and a circuit configured to search said user information table to extract user information which includes the area information received by said receiver.

Claim 33

A mobile communication system comprising a host device and a mobile device connected to the host device via a radio channel, the host device comprising a transmitter configured to transmit to the mobile device area information indicating a location of the host device in response to a request from the mobile device, and the mobile device comprising: a user information table configured to store user information which includes area information; a standby circuit configured to determine that the mobile device is located in a communicatable area of the host device; a request circuit configured to request that the host device transmit the area information of the host device if it is determined that the mobile device is located in the communicatable area of the host device; a receiver configured to receive the area information from the host device; and a circuit configured to search said user information table to extract user information which includes the area information received by said receiver.

Claim 34

The mobile communication system according to claim 29 , wherein said host device comprises a transmitter configured to transmit a device ID signal via a control channel; and said standby circuit configured to determine that the mobile device is located in a communicatable area of the host device if the device ID signal is received.

Claim 35

The method according to claim 28 , in which the user information comprises at least one of a name, address, and telephone number of acquaintances residing within the area.

Claim 36

The method according to claim 28 , in which the user information comprises a transportation schedule.

Claim 37

The method according to claim 28 , in which the user information comprises addresses of government offices and public facilities.

Claim 38

The method according to claim 28 , in which the user information comprises information concerning events at facilities.

Claim 39

The method according to claim 28 , in which the user information comprises weather information.

Claim 40

The method according to claim 28 , in which the user information comprises traffic information.

Claim 41

The method according to claim 28 , further comprising the steps of: indicating an access to a destination; and accessing a predetermined destination when the user information includes the predetermined destination and the access to the predetermined destination is indicated.

Claim 42

The mobile communication system according to claim 29 , in which the user information comprises at least one of a name, address, and telephone number of acquaintances residing within the area.

Claim 43

The mobile communication system according to claim 29 , in which the user information comprises a transportation schedule.

Claim 44

The mobile communication system according to claim 29 , in which the user information comprises addresses of government offices and public facilities.

Claim 45

The mobile communication system according to claim 29 , in which the user information comprises information concerning events at facilities.

Claim 46

The mobile communication system according to claim 29 , in which the user information comprises weather information.

Claim 47

The mobile communication system according to claim 29 , in which the user information comprises traffic information.

Claim 48

The mobile communication system according to claim 29 , further comprising: means for indicating an access to a destination; and means for accessing a predetermined destination when the user information includes the predetermined destination and said indicating means indicates the access to the predetermined destination.