KR910010928A - Hands-free speaker and car stereo radio speaker circuit of car phone - Google Patents

Hands-free speaker and car stereo radio speaker circuit of car phone Download PDF

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Publication number
KR910010928A
KR910010928A KR1019890017895A KR890017895A KR910010928A KR 910010928 A KR910010928 A KR 910010928A KR 1019890017895 A KR1019890017895 A KR 1019890017895A KR 890017895 A KR890017895 A KR 890017895A KR 910010928 A KR910010928 A KR 910010928A
Authority
KR
South Korea
Prior art keywords
speaker
car
car stereo
cradle
handfree
Prior art date
Application number
KR1019890017895A
Other languages
Korean (ko)
Other versions
KR920006138B1 (en
Inventor
라상택
Original Assignee
정몽헌
현대전자산업 주식회사
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 정몽헌, 현대전자산업 주식회사 filed Critical 정몽헌
Priority to KR1019890017895A priority Critical patent/KR920006138B1/en
Publication of KR910010928A publication Critical patent/KR910010928A/en
Application granted granted Critical
Publication of KR920006138B1 publication Critical patent/KR920006138B1/en

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephone Set Structure (AREA)

Abstract

내용 없음No content

Description

자동차전화기의 핸드프리(hands free)스피커와 카스테레오 라디오 스피커 겸용회로Hands-free speaker and car stereo radio speaker circuit of car phone

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 본 발명의 개략적인 구성을 나타내는 블록도.1 is a block diagram showing a schematic configuration of the present invention.

제2도는 본 발명에 의한 크래들의 내부 연결상태도.2 is a diagram illustrating an internal connection of the cradle according to the present invention.

Claims (2)

안테나(3)와, 상기 안테나(3)로 부터 신호가 입력되는 자동차 전화기 본체(1)와, 상기 자동차 전화기 본체(1)와 연결되어 전원을 공급하는 자동차 전화기용 전원라인(2)과, 상기 자동차 전화기 본체(1)과 연결된 크래들(4)고, 상기 크래들(4)에 연결된 핸드플용 외부마이크(5)와, 상기 크래들(4)에 연결된 핸드셋(6)과, 카스테레오(7), 상기 크레들(4)과 상기 카스테레오(7)사이를 연결하여 전원을 공급해주는 카스테레오 전원라인(9)과, 상기 크래들(4)과 상기 카스테레오(7)를 연결하는 카스테레오 오디오 출력라인(10)과, 상기 크래들(4)에 연결된 카스테레오와 핸드프리 겸용 스피커(8)로 구성됨을 특징으로 하는 자동차 전환기의 핸드프리 스피커와 카스테레오 겸용 회로.An antenna 3, an automobile telephone body 1 to which a signal is input from the antenna 3, an automobile telephone power line 2 connected to the automobile telephone body 1 and supplying power, and A cradle 4 connected to an automobile telephone main body 1, an external microphone 5 for a handle connected to the cradle 4, a handset 6 connected to the cradle 4, a car stereo 7 and the cradle A car stereo power line 9 for connecting and supplying power between the car stereo and the car stereo, and a car stereo audio output line 10 for connecting the cradle 4 to the car stereo 7 and the cradle. A handfree speaker and a car stereo circuit of a car changer, comprising a car stereo and a hand free speaker (8) connected to (4). 제1항에 있어서, 상기 크래들(4)은 자동차 전환기 본체(1)의 스피커 출력과 상기 핸드프리용 외부마이크(5)와, 핸드프리 스피커 출력과 각각 연결된 핸드프리용 집적회로(IC)와, 상기 핸드프리 스피커 출력과 카스테레오 오디오 출력 라인(10)에 연결되고 상기 자동차 전화기 본체(1)의 콘트롤 라인(control line)이 구동시키는 제1릴레이(relay:15)와, 상기 자동차 전화기 본체(1)를 경유하여 공급하는 전원과, 상기 전화기 본체로부터의 콘트롤 라인과, 상기 카스테레오 전원라인(9)으로 연결된 제2릴레이(16)으로 구성되어, 카스테레오 전원과 스피커 출력은 스위칭 하여 콘트롤하는 기능을 함을 특징으로 하는 자동차 전화기의 핸드프리 스피커와 카스테레오 라디오 스피커 겸용 회로.2. The handfree integrated circuit (IC) according to claim 1, wherein the cradle (4) comprises a speaker output and an external microphone (5) for the handfree speaker and a handfree speaker output, respectively. A first relay 15 connected to the hand-free speaker output and the stereo audio output line 10 and driven by a control line of the car telephone main body 1, and the car telephone main body 1; And a second relay 16 connected to the car stereo power line 9 and the control line from the telephone main body, and the car stereo power and the speaker output function to switch and control. A circuit for handfree speaker and car stereo radio speaker of an automobile telephone. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890017895A 1989-11-30 1989-11-30 Compatible speaker unit between audio stereo system and mobile phone system KR920006138B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019890017895A KR920006138B1 (en) 1989-11-30 1989-11-30 Compatible speaker unit between audio stereo system and mobile phone system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890017895A KR920006138B1 (en) 1989-11-30 1989-11-30 Compatible speaker unit between audio stereo system and mobile phone system

Publications (2)

Publication Number Publication Date
KR910010928A true KR910010928A (en) 1991-06-29
KR920006138B1 KR920006138B1 (en) 1992-07-31

Family

ID=19292562

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890017895A KR920006138B1 (en) 1989-11-30 1989-11-30 Compatible speaker unit between audio stereo system and mobile phone system

Country Status (1)

Country Link
KR (1) KR920006138B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100292022B1 (en) * 1997-11-18 2001-09-22 최상호 Car audio with hands-free function

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100292022B1 (en) * 1997-11-18 2001-09-22 최상호 Car audio with hands-free function

Also Published As

Publication number Publication date
KR920006138B1 (en) 1992-07-31

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