U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Multimedia packet communication system

Patent 5440551 Issued on August 8, 1995. Estimated Expiration Date: Icon_subject January 4, 2014. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Architecture of the control of a high performance packet switching distribution network
Patent #: 4899333
Issued on: 02/06/1990
Inventor: Roediger

User to network interface protocol for packet communications networks
Patent #: 4922486
Issued on: 05/01/1990
Inventor: Lidinsky, et al.

Synchronization of non-continuous digital bit streams Patent #: 4977582
Issued on: 12/11/1990
Inventor: Nichols, et al.

Inventor

Assignee

Application

No. 177755 filed on 01/04/1994

US Classes:

370/395.21, Based on traffic contract (including using setup messages, QoS, delay/bandwidth requirement)370/395.52, Internet Protocol (including TCP/IP or UDP/IP) over fixed length packet network (e.g., IP over ATM)370/395.6Adapting detail (e.g., converting to/from ATM, or detail of ATM Adaption Layers (AALs))

Examiners

Primary: Olms, Douglas W.
Assistant: Hom, Shick

Attorney, Agent or Firm

International Class

H04Q 011/04

Foreign Application Priority Data

1993-01-05 JP

Abstract

A multimedia packet communication system wherein connections can be selectively used automatically and dynamically in accordance with qualities required by an application, in which a plurality of communications of different required qualities are involved, to set quality classes. The multimedia packet communication system comprises a network layer which can map a plurality of different required qualities from a layer protocol which is higher than the network layer into corresponding connection types. The network layer includes a driver for setting the thus mapped connections to individual packets.

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