Title:
MULTI-CASTING RESTRICTED BY TIME FRAME FOR FUTURE DELIVERY MULTI-CASTING
Document Type and Number:
Japanese Patent JP2003330897
Kind Code:
A
Abstract:
To transmit events in a specified time frame, as fairly as possible, to a variety of necessary number of clients.
Before the release time of an event, the enciphered event is transmitted, and a key small in size and transmitted efficiently is distributed to decode the encipher of the event at the release time of the event or the other time so that clients can receive the event at a generally same time after the release time. Thus the event can be distributed to the clients with a variety of bandwidths.
Inventors:
PADMANABHAN VENKATA N
CABRERA LUIS F
CABRERA LUIS F
Application Number:
JP2003072636A
Publication Date:
November 21, 2003
Filing Date:
March 17, 2003
Export Citation:
Assignee:
MICROSOFT CORP
International Classes:
G06F13/00; G06F21/00; G06F21/10; G06F21/60; G06F21/62; H04L9/08; (IPC1-7): G06F15/00; G06F13/00; H04L9/08
Attorney, Agent or Firm:
Yoshikazu Tani (1 person outside)
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