JPS5630753B2 - - Google Patents

Info

Publication number
JPS5630753B2
JPS5630753B2 JP7851376A JP7851376A JPS5630753B2 JP S5630753 B2 JPS5630753 B2 JP S5630753B2 JP 7851376 A JP7851376 A JP 7851376A JP 7851376 A JP7851376 A JP 7851376A JP S5630753 B2 JPS5630753 B2 JP S5630753B2
Authority
JP
Japan
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
JP7851376A
Other languages
Japanese (ja)
Other versions
JPS535511A (en
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 filed Critical
Priority to JP7851376A priority Critical patent/JPS535511A/ja
Publication of JPS535511A publication Critical patent/JPS535511A/ja
Publication of JPS5630753B2 publication Critical patent/JPS5630753B2/ja
Granted legal-status Critical Current

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
    • H04Q1/457—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling with conversion of multifrequency signals into digital signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Complex Calculations (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
JP7851376A 1976-07-03 1976-07-03 Digital multi-frequency receiver Granted JPS535511A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7851376A JPS535511A (en) 1976-07-03 1976-07-03 Digital multi-frequency receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7851376A JPS535511A (en) 1976-07-03 1976-07-03 Digital multi-frequency receiver

Publications (2)

Publication Number Publication Date
JPS535511A JPS535511A (en) 1978-01-19
JPS5630753B2 true JPS5630753B2 (enrdf_load_stackoverflow) 1981-07-16

Family

ID=13664008

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7851376A Granted JPS535511A (en) 1976-07-03 1976-07-03 Digital multi-frequency receiver

Country Status (1)

Country Link
JP (1) JPS535511A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5315009A (en) * 1976-07-27 1978-02-10 Nippon Telegr & Teleph Corp <Ntt> Digital multi-frequency receiver
JPS5669961A (en) * 1979-11-12 1981-06-11 Nec Corp Digital multifrequency signal receiver

Also Published As

Publication number Publication date
JPS535511A (en) 1978-01-19

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