JPS52105708A - Talkie equipment using polyphase sound generator - Google Patents

Talkie equipment using polyphase sound generator

Info

Publication number
JPS52105708A
JPS52105708A JP2115176A JP2115176A JPS52105708A JP S52105708 A JPS52105708 A JP S52105708A JP 2115176 A JP2115176 A JP 2115176A JP 2115176 A JP2115176 A JP 2115176A JP S52105708 A JPS52105708 A JP S52105708A
Authority
JP
Japan
Prior art keywords
polyphase
sound generator
talkie
equipment
talkie equipment
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.)
Granted
Application number
JP2115176A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5736781B2 (th
Inventor
Akio Suehiro
Shinichi Suzuki
Masanori Nakazawa
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.)
Hitachi Ltd
NTT Inc
Original Assignee
Hitachi Ltd
Nippon Telegraph and Telephone 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 Hitachi Ltd, Nippon Telegraph and Telephone Corp filed Critical Hitachi Ltd
Priority to JP2115176A priority Critical patent/JPS52105708A/ja
Publication of JPS52105708A publication Critical patent/JPS52105708A/ja
Publication of JPS5736781B2 publication Critical patent/JPS5736781B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/487—Arrangements for providing information services, e.g. recorded voice services or time announcements

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
JP2115176A 1976-03-01 1976-03-01 Talkie equipment using polyphase sound generator Granted JPS52105708A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2115176A JPS52105708A (en) 1976-03-01 1976-03-01 Talkie equipment using polyphase sound generator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2115176A JPS52105708A (en) 1976-03-01 1976-03-01 Talkie equipment using polyphase sound generator

Publications (2)

Publication Number Publication Date
JPS52105708A true JPS52105708A (en) 1977-09-05
JPS5736781B2 JPS5736781B2 (th) 1982-08-05

Family

ID=12046898

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2115176A Granted JPS52105708A (en) 1976-03-01 1976-03-01 Talkie equipment using polyphase sound generator

Country Status (1)

Country Link
JP (1) JPS52105708A (th)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6268357A (ja) * 1985-09-20 1987-03-28 Nippon Telegr & Teleph Corp <Ntt> 情報提供装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4985907A (th) * 1972-12-22 1974-08-17

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4985907A (th) * 1972-12-22 1974-08-17

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6268357A (ja) * 1985-09-20 1987-03-28 Nippon Telegr & Teleph Corp <Ntt> 情報提供装置

Also Published As

Publication number Publication date
JPS5736781B2 (th) 1982-08-05

Similar Documents

Publication Publication Date Title
AU2782777A (en) Sound generator
JPS52122035A (en) Stereophonic sound transmitter
JPS55690A (en) Voice reproducer
JPS52105803A (en) Simple acoustic reproducer
JPS52105708A (en) Talkie equipment using polyphase sound generator
JPS51123510A (en) Degree recording method
JPS5236401A (en) Time reduction method for information transmission circuit and its dev ice which used telephone circuit
JPS526011A (en) Data transmission equipment
JPS5344247A (en) Yoyo
JPS52149110A (en) Anologue-digital conversion
JPS522311A (en) Third-person levied system
JPS51126703A (en) Information transfering system
JPS5378103A (en) Telephone recorder
JPS5245803A (en) Automatic telephone answering set
JPS52149409A (en) Digital data exchanging network
JPS52119104A (en) Automatic telephone answering recorder
JPS51118411A (en) Recording and reproducing device
JPS5437607A (en) Talkie compilation equipment of audio response system
JPS5399803A (en) Separating signal system for subscriber&#39;s line
JPS5226804A (en) Reel station device of tape recorder
JPS52138804A (en) Talkie equipment
JPS52105707A (en) Digital polyphase sound generator
JPS5275105A (en) Remote control for auto-answering telephone
JPS51148402A (en) Reproducing system
JPS53106505A (en) Automatic answering telephone set