FR2405599B1 - METHOD AND APPARATUS FOR SERIAL INFORMATION TRANSMISSION - Google Patents

METHOD AND APPARATUS FOR SERIAL INFORMATION TRANSMISSION

Info

Publication number
FR2405599B1
FR2405599B1 FR7828402A FR7828402A FR2405599B1 FR 2405599 B1 FR2405599 B1 FR 2405599B1 FR 7828402 A FR7828402 A FR 7828402A FR 7828402 A FR7828402 A FR 7828402A FR 2405599 B1 FR2405599 B1 FR 2405599B1
Authority
FR
France
Prior art keywords
information transmission
serial information
serial
transmission
information
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR7828402A
Other languages
French (fr)
Other versions
FR2405599A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NCR Voyix Corp
Original Assignee
NCR Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US05/839,548 external-priority patent/US4168469A/en
Priority claimed from US05/839,483 external-priority patent/US4205200A/en
Application filed by NCR Corp filed Critical NCR Corp
Publication of FR2405599A1 publication Critical patent/FR2405599A1/en
Application granted granted Critical
Publication of FR2405599B1 publication Critical patent/FR2405599B1/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H03M7/4025—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code constant length to or from Morse code conversion
FR7828402A 1977-10-04 1978-10-04 METHOD AND APPARATUS FOR SERIAL INFORMATION TRANSMISSION Expired FR2405599B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/839,548 US4168469A (en) 1977-10-04 1977-10-04 Digital data communication adapter
US05/839,483 US4205200A (en) 1977-10-04 1977-10-04 Digital communications system utilizing controllable field size

Publications (2)

Publication Number Publication Date
FR2405599A1 FR2405599A1 (en) 1979-05-04
FR2405599B1 true FR2405599B1 (en) 1987-02-20

Family

ID=27126111

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7828402A Expired FR2405599B1 (en) 1977-10-04 1978-10-04 METHOD AND APPARATUS FOR SERIAL INFORMATION TRANSMISSION

Country Status (3)

Country Link
DE (1) DE2843227C3 (en)
FR (1) FR2405599B1 (en)
GB (1) GB2008361B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112131153B (en) * 2020-09-15 2024-04-02 北京自动化控制设备研究所 Method for carrying out real-time communication by using ARM processor serial port

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3403226A (en) * 1965-09-30 1968-09-24 Bell Telephone Labor Inc Reduced bandwidth dual mode encoding of video signals
US4135214A (en) * 1969-07-02 1979-01-16 Dacom, Inc. Method and apparatus for compressing facsimile transmission data
US3680057A (en) * 1970-11-02 1972-07-25 Honeywell Inf Systems Data communications subchannel
US3739085A (en) * 1971-07-09 1973-06-12 Addressograph Multigraph Coding technique
US4161719A (en) * 1977-10-04 1979-07-17 Ncr Corporation System for controlling synchronization in a digital communication system

Also Published As

Publication number Publication date
FR2405599A1 (en) 1979-05-04
DE2843227C3 (en) 1981-05-21
GB2008361B (en) 1982-03-24
DE2843227A1 (en) 1979-04-05
DE2843227B2 (en) 1980-09-04
GB2008361A (en) 1979-05-31

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse
ST Notification of lapse