JPH02123138U - - Google Patents

Info

Publication number
JPH02123138U
JPH02123138U JP1989031563U JP3156389U JPH02123138U JP H02123138 U JPH02123138 U JP H02123138U JP 1989031563 U JP1989031563 U JP 1989031563U JP 3156389 U JP3156389 U JP 3156389U JP H02123138 U JPH02123138 U JP H02123138U
Authority
JP
Japan
Prior art keywords
output
frequency component
demodulating
component level
mutating
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.)
Pending
Application number
JP1989031563U
Other languages
English (en)
Japanese (ja)
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 JP1989031563U priority Critical patent/JPH02123138U/ja
Publication of JPH02123138U publication Critical patent/JPH02123138U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Communication System (AREA)
  • Headphones And Earphones (AREA)
  • Noise Elimination (AREA)
JP1989031563U 1989-03-20 1989-03-20 Pending JPH02123138U (US06633600-20031014-M00021.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989031563U JPH02123138U (US06633600-20031014-M00021.png) 1989-03-20 1989-03-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989031563U JPH02123138U (US06633600-20031014-M00021.png) 1989-03-20 1989-03-20

Publications (1)

Publication Number Publication Date
JPH02123138U true JPH02123138U (US06633600-20031014-M00021.png) 1990-10-09

Family

ID=31257505

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989031563U Pending JPH02123138U (US06633600-20031014-M00021.png) 1989-03-20 1989-03-20

Country Status (1)

Country Link
JP (1) JPH02123138U (US06633600-20031014-M00021.png)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5582596A (en) * 1978-12-18 1980-06-21 Sony Corp Head phone unit
JPS5754435A (ja) * 1980-09-19 1982-03-31 Kooraru Kk Jidosukeruchiseigyohoshiki

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5582596A (en) * 1978-12-18 1980-06-21 Sony Corp Head phone unit
JPS5754435A (ja) * 1980-09-19 1982-03-31 Kooraru Kk Jidosukeruchiseigyohoshiki

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