JPH0533865B2 - - Google Patents

Info

Publication number
JPH0533865B2
JPH0533865B2 JP62149353A JP14935387A JPH0533865B2 JP H0533865 B2 JPH0533865 B2 JP H0533865B2 JP 62149353 A JP62149353 A JP 62149353A JP 14935387 A JP14935387 A JP 14935387A JP H0533865 B2 JPH0533865 B2 JP H0533865B2
Authority
JP
Japan
Prior art keywords
signal
inaudible
level
microphone
audio signal
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 - Lifetime
Application number
JP62149353A
Other languages
English (en)
Japanese (ja)
Other versions
JPS63312757A (ja
Inventor
Koji Ono
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 JP14935387A priority Critical patent/JPS63312757A/ja
Publication of JPS63312757A publication Critical patent/JPS63312757A/ja
Publication of JPH0533865B2 publication Critical patent/JPH0533865B2/ja
Granted legal-status Critical Current

Links

JP14935387A 1987-06-15 1987-06-15 ハンズフリ−通話装置 Granted JPS63312757A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14935387A JPS63312757A (ja) 1987-06-15 1987-06-15 ハンズフリ−通話装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14935387A JPS63312757A (ja) 1987-06-15 1987-06-15 ハンズフリ−通話装置

Publications (2)

Publication Number Publication Date
JPS63312757A JPS63312757A (ja) 1988-12-21
JPH0533865B2 true JPH0533865B2 (enrdf_load_stackoverflow) 1993-05-20

Family

ID=15473272

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14935387A Granted JPS63312757A (ja) 1987-06-15 1987-06-15 ハンズフリ−通話装置

Country Status (1)

Country Link
JP (1) JPS63312757A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7062039B1 (en) 1999-05-27 2006-06-13 Telefonaktiebolaget Lm Ericsson Methods and apparatus for improving adaptive filter performance by inclusion of inaudible information

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5530055U (enrdf_load_stackoverflow) * 1978-08-18 1980-02-27
NL7906957A (nl) * 1979-09-19 1981-03-23 Philips Nv Luidsprekend telefoontoestel, welke voor zacht spreken is voorzien van een handapparaat.
JPS5975744A (ja) * 1982-10-25 1984-04-28 Toshiba Corp 音声スイッチ

Also Published As

Publication number Publication date
JPS63312757A (ja) 1988-12-21

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