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US 5,675,721 AGranted
Computer network data distribution and selective retrieval system
OwnerAaron S. Freedman, Mark L. Neriinventors
Life of this patent
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Abstract
A method of accessing a distributed virtual world such that the only data requested of the network data sources and transmitted to the requesting computer is the data that codes for objects that the viewer can perceive, and to prioritize the data to be sent in order of its perceivability so that only relevant data is sent to the user.
Claims37
A computer network data distribution and retrieval system comprising:
- A) at least two microprocessors connected such that the microprocessors are in communication, forming a network;
- B) at least one data source having data representing at least one object distributed between said at least two microprocessors in said network such that
- i) said data is adapted for categorization into hierarchical detail levels;
- and
- ii) there exists a method of measuring a perceivability value for said at least one object;
- C) a first application program operating on at least one of said microprocessors functioning such that
- i) said at least one microprocessor acts as a network node,
- ii) said application program controls data retrieval from said at least one distributed data source by
- a) measuring a perceivability value for said at least one object
- b) assigning a priority status to said at least one object based on said measured perceivability value,
- c) comparing said priority status for said at least one object with a predetermined or dynamically varied threshold value,
- d) instructing said at least one object to request additional detail about said at least one object when said priority status equals or exceeds said predetermined detail threshold value,
- e) ordering said requests for additional detail based on the priority of said at least one object relative to the priority of any other object requests, and
- f) sending the first-ordered request across the network;
- and
- D) a user operating at least one of said microprocessors.
13 more elements
Dependencies are inferred from the claim text.