IT1016130B - Perfezionamenti in o relativi a mo dulatori - Google Patents

Perfezionamenti in o relativi a mo dulatori

Info

Publication number
IT1016130B
IT1016130B IT51659/74A IT5165974A IT1016130B IT 1016130 B IT1016130 B IT 1016130B IT 51659/74 A IT51659/74 A IT 51659/74A IT 5165974 A IT5165974 A IT 5165974A IT 1016130 B IT1016130 B IT 1016130B
Authority
IT
Italy
Prior art keywords
modulators
relating
Prior art date
Application number
IT51659/74A
Other languages
English (en)
Original Assignee
Teletype 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 Teletype Corp filed Critical Teletype Corp
Application granted granted Critical
Publication of IT1016130B publication Critical patent/IT1016130B/it

Links

Classifications

    • 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

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
IT51659/74A 1973-06-22 1974-06-21 Perfezionamenti in o relativi a mo dulatori IT1016130B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00372884A US3832637A (en) 1973-06-22 1973-06-22 Fsk modem

Publications (1)

Publication Number Publication Date
IT1016130B true IT1016130B (it) 1977-05-30

Family

ID=23470015

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51659/74A IT1016130B (it) 1973-06-22 1974-06-21 Perfezionamenti in o relativi a mo dulatori

Country Status (5)

Country Link
US (1) US3832637A (it)
JP (1) JPS5049970A (it)
CA (1) CA1017817A (it)
DE (1) DE2429821A1 (it)
IT (1) IT1016130B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4336613A (en) * 1977-06-30 1982-06-22 Texas Instruments Incorporated Charge coupled device filters and modems incorporating such filters
US4229827A (en) * 1979-02-26 1980-10-21 Honeywell Inc. Single voltage controlled oscillator modem
US4302629A (en) * 1979-03-14 1981-11-24 Teltone Corporation Digital data transmission system
US4330687A (en) * 1979-03-14 1982-05-18 Teltone Corporation Audio and full duplex digital data carrier system
US4388690A (en) * 1979-10-11 1983-06-14 Ael Microtel Limited Automatic meter reading transponder
US4481642A (en) * 1981-06-02 1984-11-06 Texas Instruments Incorporated Integrated circuit FSK modem
US4431867A (en) * 1981-06-15 1984-02-14 Hayes Microcomputer Products, Inc. Modem with low part count and improved demodulator
US4510611A (en) * 1982-11-19 1985-04-09 General Electric Company Transceiver circuit for interfacing between a power line communication system and a data processor
US6757764B2 (en) * 2001-04-18 2004-06-29 Hewlett-Packard Development Company, L.P. Method and apparatus for transferring information using a constant frequency
JP4739965B2 (ja) * 2006-01-20 2011-08-03 パナソニック電工株式会社 防水スイッチ
US9048784B2 (en) * 2007-04-03 2015-06-02 General Motors Llc Method for data communication via a voice channel of a wireless communication network using continuous signal modulation

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3614624A (en) * 1969-04-01 1971-10-19 Ncr Co Device for translating binary data to a jitter-controlled asynchronous frequency modulated signal
US3713017A (en) * 1971-10-13 1973-01-23 Collins Radio Co Frequency shift keyed apparatus
US3715496A (en) * 1971-10-21 1973-02-06 Ibm Digital band-pass filter for a single circuit full duplex transmission system

Also Published As

Publication number Publication date
CA1017817A (en) 1977-09-20
JPS5049970A (it) 1975-05-06
US3832637A (en) 1974-08-27
DE2429821A1 (de) 1975-01-23

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