JPS6332310B2 - - Google Patents

Info

Publication number
JPS6332310B2
JPS6332310B2 JP56163794A JP16379481A JPS6332310B2 JP S6332310 B2 JPS6332310 B2 JP S6332310B2 JP 56163794 A JP56163794 A JP 56163794A JP 16379481 A JP16379481 A JP 16379481A JP S6332310 B2 JPS6332310 B2 JP S6332310B2
Authority
JP
Japan
Prior art keywords
storage device
audible
control information
signal tone
intermittent control
Prior art date
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
JP56163794A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5864862A (ja
Inventor
Ikuhiro Takahashi
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.)
NEC Corp
Original Assignee
Nippon Electric Co Ltd
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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP16379481A priority Critical patent/JPS5864862A/ja
Publication of JPS5864862A publication Critical patent/JPS5864862A/ja
Publication of JPS6332310B2 publication Critical patent/JPS6332310B2/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
    • H04Q1/4575—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 which are transmitted in digital form

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Devices For Supply Of Signal Current (AREA)
JP16379481A 1981-10-14 1981-10-14 デイジタル可聴音発生回路 Granted JPS5864862A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16379481A JPS5864862A (ja) 1981-10-14 1981-10-14 デイジタル可聴音発生回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16379481A JPS5864862A (ja) 1981-10-14 1981-10-14 デイジタル可聴音発生回路

Publications (2)

Publication Number Publication Date
JPS5864862A JPS5864862A (ja) 1983-04-18
JPS6332310B2 true JPS6332310B2 (ko) 1988-06-29

Family

ID=15780822

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16379481A Granted JPS5864862A (ja) 1981-10-14 1981-10-14 デイジタル可聴音発生回路

Country Status (1)

Country Link
JP (1) JPS5864862A (ko)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6068761A (ja) * 1983-09-26 1985-04-19 Oki Electric Ind Co Ltd デイジタル信号発振器
JPS61107260U (ko) * 1984-12-17 1986-07-08
JPS62126759A (ja) * 1985-11-27 1987-06-09 Nec Corp デイジタル可聴音発生回路
JPS62222763A (ja) * 1986-03-20 1987-09-30 Fujitsu Ltd ト−ン送出方式

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51111324A (en) * 1975-03-26 1976-10-01 Nec Corp Reserved sound generating apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51111324A (en) * 1975-03-26 1976-10-01 Nec Corp Reserved sound generating apparatus

Also Published As

Publication number Publication date
JPS5864862A (ja) 1983-04-18

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