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

Communication controller transparently integrated into a host CPU

Patent 4322793 Issued on March 30, 1982. Estimated Expiration Date: Icon_subject December 26, 1999. 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

3842405

Auto-selection priority circuits for plural channel adapters Patent #: 4159518
Issued on: 06/26/1979
Inventor: Draper ,   et al.

Inventors

Application

No. 06/107465 filed on 12/26/1979

US Classes:

710/305Bus interface architecture

Examiners

Primary: Zache, Raulfe B.

Attorney, Agent or Firm

International Classes

G06F 11/267 (20060101)
G06F 13/20 (20060101)
G06F 13/26 (20060101)
G06F 13/12 (20060101)
G06F 11/273 (20060101)
G06F 13/38 (20060101)

Foreign Application Priority Data

1979-01-02 SE

Abstract

Communication control functions are performed by an integrated adapter implemented as microcode resident in host CPU storage. The integrated adapter shares a common high speed bus with other CPU facilities. A high speed bus adapter provides an interface between the common high speed bus and low speed line adapters. Communication controlling commands and register structures are described.

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