DK207791A - Haandfri telefon - Google Patents

Haandfri telefon Download PDF

Info

Publication number
DK207791A
DK207791A DK207791A DK207791A DK207791A DK 207791 A DK207791 A DK 207791A DK 207791 A DK207791 A DK 207791A DK 207791 A DK207791 A DK 207791A DK 207791 A DK207791 A DK 207791A
Authority
DK
Denmark
Prior art keywords
hand
free phone
phone
free
Prior art date
Application number
DK207791A
Other languages
Danish (da)
English (en)
Other versions
DK207791D0 (da
Inventor
Kyoung-Jun Kim
Original Assignee
Samsung Electronics 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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of DK207791D0 publication Critical patent/DK207791D0/da
Publication of DK207791A publication Critical patent/DK207791A/da

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/04—Supports for telephone transmitters or receivers
    • H04M1/06—Hooks; Cradles

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Function (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
DK207791A 1991-05-27 1991-12-30 Haandfri telefon DK207791A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910008595A KR940002146B1 (ko) 1991-05-27 1991-05-27 핸드프리 작동의 유무선 전화기

Publications (2)

Publication Number Publication Date
DK207791D0 DK207791D0 (da) 1991-12-30
DK207791A true DK207791A (da) 1992-11-28

Family

ID=19314969

Family Applications (1)

Application Number Title Priority Date Filing Date
DK207791A DK207791A (da) 1991-05-27 1991-12-30 Haandfri telefon

Country Status (6)

Country Link
US (1) US5396550A (ko)
KR (1) KR940002146B1 (ko)
DK (1) DK207791A (ko)
FI (1) FI920393A (ko)
NO (1) NO310540B1 (ko)
SE (1) SE9200053L (ko)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100327731B1 (ko) * 1995-07-04 2002-07-31 삼성전자 주식회사 스피커폰통화종료시통화로자동절단회로및자동대기방법
US5892823A (en) 1996-03-27 1999-04-06 Hello Direct, Inc. Smart interface technology
KR100247004B1 (ko) * 1997-05-13 2000-03-15 윤종용 휴대용 무선단말기의 간섭 제거 방법
JP3070523B2 (ja) * 1997-05-30 2000-07-31 日本電気株式会社 無線通信機
US6741873B1 (en) * 2000-07-05 2004-05-25 Motorola, Inc. Background noise adaptable speaker phone for use in a mobile communication device
JP4567804B1 (ja) * 2009-11-30 2010-10-20 パナソニック株式会社 ハウリング抑制装置、マイク装置、アンプ装置、拡声システムおよびハウリング抑制方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3889059A (en) * 1973-03-26 1975-06-10 Northern Electric Co Loudspeaking communication terminal apparatus and method of operation
US4700382A (en) * 1986-03-03 1987-10-13 American Telephone And Telegraph Company, At&T Information Systems, Inc. Voice-switched telephone circuit with center idle state

Also Published As

Publication number Publication date
US5396550A (en) 1995-03-07
DK207791D0 (da) 1991-12-30
KR940002146B1 (ko) 1994-03-18
SE9200053L (sv) 1992-11-28
KR920022736A (ko) 1992-12-19
FI920393A0 (fi) 1992-01-29
NO920310L (no) 1992-11-30
SE9200053D0 (sv) 1992-01-10
FI920393A (fi) 1992-11-28
NO920310D0 (no) 1992-01-23
NO310540B1 (no) 2001-07-16

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment