FR2219583B1 - - Google Patents

Info

Publication number
FR2219583B1
FR2219583B1 FR7306950A FR7306950A FR2219583B1 FR 2219583 B1 FR2219583 B1 FR 2219583B1 FR 7306950 A FR7306950 A FR 7306950A FR 7306950 A FR7306950 A FR 7306950A FR 2219583 B1 FR2219583 B1 FR 2219583B1
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
FR7306950A
Other languages
French (fr)
Other versions
FR2219583A1 (enrdf_load_stackoverflow
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.)
Nokia Inc
Original Assignee
Nokia Inc
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 Nokia Inc filed Critical Nokia Inc
Priority to FR7306950A priority Critical patent/FR2219583B1/fr
Priority to FR7345573A priority patent/FR2255761B2/fr
Priority to US446340A priority patent/US3920917A/en
Publication of FR2219583A1 publication Critical patent/FR2219583A1/fr
Application granted granted Critical
Publication of FR2219583B1 publication Critical patent/FR2219583B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/04—Frequency-transposition arrangements
    • H04J1/05—Frequency-transposition arrangements using digital techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/14—Arrangements providing for calling or supervisory signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
FR7306950A 1973-02-27 1973-02-27 Expired FR2219583B1 (enrdf_load_stackoverflow)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7306950A FR2219583B1 (enrdf_load_stackoverflow) 1973-02-27 1973-02-27
FR7345573A FR2255761B2 (enrdf_load_stackoverflow) 1973-02-27 1973-12-19
US446340A US3920917A (en) 1973-02-27 1974-02-27 Modulator with numerical operation for voice-frequency telegraphy and similar signals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7306950A FR2219583B1 (enrdf_load_stackoverflow) 1973-02-27 1973-02-27

Publications (2)

Publication Number Publication Date
FR2219583A1 FR2219583A1 (enrdf_load_stackoverflow) 1974-09-20
FR2219583B1 true FR2219583B1 (enrdf_load_stackoverflow) 1977-08-12

Family

ID=9115485

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7306950A Expired FR2219583B1 (enrdf_load_stackoverflow) 1973-02-27 1973-02-27

Country Status (1)

Country Link
FR (1) FR2219583B1 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
FR2219583A1 (enrdf_load_stackoverflow) 1974-09-20

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Legal Events

Date Code Title Description
ST Notification of lapse