US 7,925,689 B2Granted

Method and system for providing on-line interactivity over a server-client network

AssigneeKwok, Chu & Shindler LLC

InventorsIsaac David Guedalia, Jonathan Hashkes, Jacob Leon Guedalia

Life of this patent

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Abstract

Apparatus and a method for communicating media over a network including encoding the media into a server database at a server, downloading from the server database to a client database generally only those portions of the media which are necessary to satisfy user requests and in response to a user request for a given item of media, determining whether the media is present in the client database, and if not, automatically downloading those portions of the media which are necessary to supply the user with the given item of media from the server database. An image server is provided including at least one processor operative to supply portions of image data to clients in response to multiple requests therefrom, and thread management software operating the at least one processor by causing it to process the requests using at least one of a plurality of threads, the thread management software being characterized in that it initiates a new thread when an existing thread has exceeded a predetermined metric of busyness.

Claims10

Dependent claims

A method for viewing a digital image over a computer network, comprising:

storing a digital image having a plurality of image tiles having a plurality of screen resolutions on a server computer, and
providing data to enable use of an Internet browser on a client computer to navigate a visual display of the digital image, comprising:
receiving a request from the client computer to view a specified portion of the digital image at a specified screen resolution;
identifying a first image tile and a second image tile that correspond to the specified portion of the digital image at the specified screen resolution, the first and the second image tiles forming the specified portion of the digital image;
receiving an indication that the first image tile is stored in a local cache of the client computer;
identifying a byte range within at least one file corresponding to the second image tile based at least in part on the identified second image tile;
fetching the second image tile from the at least one file based at least in part on the byte range within the at least one file;
and
communicating the fetched second image tile, but not the first image tile, to the client computer for storage in the local cache of the client computer so that the client computer can display the specified portion of the digital image at the specified screen resolution by displaying at least the first and second image tiles.

6 more elements

Dependencies are inferred from the claim text.

Facts

Application: 10/209,550Filed 30 Jul 2002 · continuation
Priority: IL 12347926 Feb 1998
Published: US 2003/0088609 A18 May 2003
Granted: 12 Apr 2011
Term ends: Not estimatedThe source records don’t support an estimate.

Classification8 codes

G06F 9/4843
Task transfer initiation or dispatching: by program, e.g. task dispatcher, supervisor, operating system
H04L 67/303
Profiles: terminal profiles
H04L 67/56
Network services: provisioning of proxy services
H04L 67/567
Provisioning of proxy services: integrating service provisioning from a plurality of service providers

Family

Application08/850,690Parent of this continuation-in-part · filed 2 May 1997
Application09/045,068Parent of this continuation · filed 19 Mar 1998
US 2003/0088609 A1Pre-grant publication · published 8 May 2003
US 6,535,878 B1Parent of this continuation
US 5,968,120 AParent of this continuation-in-part
Application09/045,068Parent of this continuation-in-part
US 7,925,689 B2This patent

From the US filing history. Foreign family members aren’t listed.