JPH0127621B2 - - Google Patents

Info

Publication number
JPH0127621B2
JPH0127621B2 JP57128115A JP12811582A JPH0127621B2 JP H0127621 B2 JPH0127621 B2 JP H0127621B2 JP 57128115 A JP57128115 A JP 57128115A JP 12811582 A JP12811582 A JP 12811582A JP H0127621 B2 JPH0127621 B2 JP H0127621B2
Authority
JP
Japan
Prior art keywords
output
gate
detection circuit
signal detection
logical
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
JP57128115A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5917765A (ja
Inventor
Hideaki Yatabe
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP12811582A priority Critical patent/JPS5917765A/ja
Publication of JPS5917765A publication Critical patent/JPS5917765A/ja
Publication of JPH0127621B2 publication Critical patent/JPH0127621B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
    • H04M9/10—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic with switching of direction of transmission by voice frequency

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Transceivers (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
JP12811582A 1982-07-21 1982-07-21 電力線搬送式インタ−ホン装置 Granted JPS5917765A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12811582A JPS5917765A (ja) 1982-07-21 1982-07-21 電力線搬送式インタ−ホン装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12811582A JPS5917765A (ja) 1982-07-21 1982-07-21 電力線搬送式インタ−ホン装置

Publications (2)

Publication Number Publication Date
JPS5917765A JPS5917765A (ja) 1984-01-30
JPH0127621B2 true JPH0127621B2 (enrdf_load_html_response) 1989-05-30

Family

ID=14976744

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12811582A Granted JPS5917765A (ja) 1982-07-21 1982-07-21 電力線搬送式インタ−ホン装置

Country Status (1)

Country Link
JP (1) JPS5917765A (enrdf_load_html_response)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0178961U (enrdf_load_html_response) * 1987-11-16 1989-05-26
JP5486901B2 (ja) * 2009-11-06 2014-05-07 株式会社東芝 超音波診断装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5475206A (en) * 1977-11-28 1979-06-15 Konii Onkiyou Kk Carrier interphone having speech indicator

Also Published As

Publication number Publication date
JPS5917765A (ja) 1984-01-30

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