Information display system and a system processing method

• US 20040236825A1
• Filed: 08/29/2003
• Published: 11/25/2004
• Est. Priority Date: 05/21/2003
• Status: Active Grant

• Current Assignee: Maxell, Ltd.
• Original Assignee: Hitachi, Ltd.
• Inventors: Doi, Koji, Morimoto, Yoshiaki, Maeoka, Jun, Shibata, Yoshitaka, Satoyama, Motoaki, Morinaga, Takenori
• Granted Patent: US 7,461,121 B2
• Time in Patent Office: Days
• US Class Current: 709/203
• CPC Class Codes: H04M 1/72412 using two-way short-range wireless interfaces

Abstract

An information display system in which a single display device can be shared by a plurality of information terminal users is disclosed. An interface sets each of the portable telephones held by users in correspondence with the display device for communication. The display device is adapted to be connected with a plurality of portable terminals and manage the data exchange. In displaying the screen, a cursor identifiable on the screen is assigned to each portable terminal, the screen is segmented into a plurality of areas to display a plurality of contents on a single screen, and the screen of the portable terminal is also used as a display area.

Claims

1. An information display system comprising:

a plurality of portable terminals held by users, respectively;

a display device including means for communicating with said portable terminals and adapted to control the contents of display in accordance with a request;

means for setting each of said portable terminals and said display device to correspond with each other; and

display control means for controlling said display device such that the contents of display on a single display screen can be shared by a plurality of users and controlled separately from each other in accordance with the request of at least one of the users.

2. An information display system according to claim 1, wherein the data displayed are stored in selected one of an internal memory of said display device and an internal memory of a server connected to said display device by a network.

3. An information display system according to claim 1, wherein the data displayed are stored in selected one of an internal memory of each of said portable terminals held by the user and an internal memory of a server connected to said portable terminals by a network.

4. An information display system according to claim 1, further comprising a portable terminal server for distributing a program to the portable terminals and acting as an intermediary for data exchange between said portable terminals and a display server.

5. A processing method for an information display system comprising a plurality of portable terminals held by a plurality of users, respectively, a display device having means for communicating with said portable terminals and adapted to control the contents of display in accordance with a request, and a computer for setting each of said portable terminals and said display device to correspond with each other, comprising the steps of;

assigning image data corresponding to each of said plurality of portable terminals on a screen of said display device through said computer; and

transmitting said assigned image data to said portable terminal.

6. A processing method for an information display system according to claim 5, further comprising the step of:

when the data displayed on the screen of said display device is different from that requested by the user, producing a new display area by dividing said screen and displaying the user'"'"'s requested screen display data in said new display area.