FR2088395B1 - - Google Patents

Info

Publication number
FR2088395B1
FR2088395B1 FR7116872A FR7116872A FR2088395B1 FR 2088395 B1 FR2088395 B1 FR 2088395B1 FR 7116872 A FR7116872 A FR 7116872A FR 7116872 A FR7116872 A FR 7116872A FR 2088395 B1 FR2088395 B1 FR 2088395B1
Authority
FR
France
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
FR7116872A
Other versions
FR2088395A1 (fr
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.)
Xerox Corp
Original Assignee
Xerox 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
Application filed by Xerox Corp filed Critical Xerox Corp
Publication of FR2088395A1 publication Critical patent/FR2088395A1/fr
Application granted granted Critical
Publication of FR2088395B1 publication Critical patent/FR2088395B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/403—Discrimination between the two tones in the picture signal of a two-tone original
FR7116872A 1970-05-06 1971-05-04 Expired FR2088395B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US3504870A 1970-05-06 1970-05-06

Publications (2)

Publication Number Publication Date
FR2088395A1 FR2088395A1 (fr) 1972-01-07
FR2088395B1 true FR2088395B1 (fr) 1976-12-03

Family

ID=21880306

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7116872A Expired FR2088395B1 (fr) 1970-05-06 1971-05-04

Country Status (7)

Country Link
JP (1) JPS5244171B1 (fr)
BE (1) BE766778A (fr)
CA (1) CA942679A (fr)
DE (1) DE2122481C2 (fr)
FR (1) FR2088395B1 (fr)
GB (1) GB1310337A (fr)
NL (1) NL7105991A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56123176A (en) * 1980-03-05 1981-09-28 Ricoh Co Ltd Processing method for picture signal

Also Published As

Publication number Publication date
DE2122481A1 (de) 1971-11-25
BE766778A (fr) 1971-11-08
GB1310337A (en) 1973-03-21
FR2088395A1 (fr) 1972-01-07
NL7105991A (fr) 1971-11-09
DE2122481C2 (de) 1983-08-04
CA942679A (en) 1974-02-26
JPS5244171B1 (fr) 1977-11-05

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Legal Events

Date Code Title Description
ST Notification of lapse