Patent Number: 6,169,902

Title: Information terminal, processing method by information terminal, information providing apparatus and information network system

Abstract: An information terminal, interconnected through a radio-communication network, including a position acquisition unit for acquiring position fixing information that fixes the present position of own information terminal, a transmitting unit for transmitting through the radio-communication network on demand the position fixing information of own terminal acquired through the position acquisition unit and for transmitting through the radio-communication network a request command for requesting position-related information about each information terminal belonging to a group identified by a predetermined password number, a receiving unit for receiving from a user management table of an information providing apparatus through the radio-communication network the position-related information about each information terminal belonging to the group, and a display unit for displaying the information-related information of each information terminal received by the receiving unit. With a simple operation, the user of the information terminal constituting the predetermined group identified by the predetermined password number can visually grips the positions of other users through the radio-communication network at a glance.

Inventors: Kawamoto; Yoji (Tokyo, JP)

Assignee: Sony Corporation

International Classification: H04Q 7/22 (20060101); H04Q 007/20 (); H04B 007/185 (); G06F 019/00 (); G06G 007/76 (); G06G 001/00 ()

Expiration Date: 01/02/2018