Method and apparatus for in-band data transmission

Details Method and apparatus for in-band data transmission Method and apparatus for in-band data transmission

1991-01-28

1994-02-08

Safourek, Benedict V.

Communications: electrical

Continuously variable indicating

With meter reading

370 941, 370111, 370 13, 371 201, H04Q 300, H04B 346

Patent

active

052851990

ABSTRACT:
An apparatus which transmits in-band data having a host computer which transmits a data stream to a remote terminal via host and remote modems. A network management device is provided which transmits independent system messages to and from the remote terminal. To insert and delete the independent messages in the data stream without disturbing the existing data stream, a message insertion and deletion processor is provided.

REFERENCES:
patent: 4581746 (1986-04-01), Arnold
patent: 4752940 (1988-06-01), Graham
patent: 4787025 (1988-11-01), Cheselka et al.
patent: 4918623 (1990-04-01), Lockitt et al.
patent: 4954950 (1990-09-01), Freeman et al.
patent: 4996695 (1991-02-01), Dack et al.
patent: 5072447 (1991-12-01), Perloff et al.

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