BE625435A - - Google Patents

Info

Publication number
BE625435A
BE625435A BE625435DA BE625435A BE 625435 A BE625435 A BE 625435A BE 625435D A BE625435D A BE 625435DA BE 625435 A BE625435 A BE 625435A
Authority
BE
Belgium
Application number
Other languages
French (fr)
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 US89831A external-priority patent/US3165583A/en
Priority claimed from US155861A external-priority patent/US3142723A/en
Application filed filed Critical
Publication of BE625435A publication Critical patent/BE625435A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
    • H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
    • H04Q1/45—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F36/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
    • C08F36/02—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds
    • C08F36/04—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying

Landscapes

  • Chemical & Material Sciences (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Signal Processing (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Dc Digital Transmission (AREA)
BE625435D 1960-11-21 1962-11-28 BE625435A (enrdf_load_html_response)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US7041960A 1960-11-21 1960-11-21
US89831A US3165583A (en) 1960-11-21 1961-02-16 Two-tone transmission system for digital data
US155861A US3142723A (en) 1961-11-29 1961-11-29 Frequency shift keying system
US24292562A 1962-12-07 1962-12-07

Publications (1)

Publication Number Publication Date
BE625435A true BE625435A (enrdf_load_html_response) 1963-03-15

Family

ID=27490825

Family Applications (1)

Application Number Title Priority Date Filing Date
BE625435D BE625435A (enrdf_load_html_response) 1960-11-21 1962-11-28

Country Status (5)

Country Link
BE (1) BE625435A (enrdf_load_html_response)
DE (2) DE1217997B (enrdf_load_html_response)
GB (4) GB923840A (enrdf_load_html_response)
NL (2) NL285920A (enrdf_load_html_response)
SE (1) SE307383B (enrdf_load_html_response)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63180294A (ja) * 1987-01-22 1988-07-25 Man Design Kk 測定デ−タ送信装置

Also Published As

Publication number Publication date
GB993485A (en) 1965-05-26
GB923840A (en) 1963-04-18
GB1026806A (en) 1966-04-20
NL285920A (enrdf_load_html_response) 1965-02-10
GB923955A (en) 1963-04-18
DE1226142B (de) 1966-10-06
DE1217997B (de) 1966-06-02
NL274439A (enrdf_load_html_response)
SE307383B (enrdf_load_html_response) 1969-01-07

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