KR920005548A - ON / OFF HOOK processing apparatus and method of automobile telephone - Google Patents

ON / OFF HOOK processing apparatus and method of automobile telephone Download PDF

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Publication number
KR920005548A
KR920005548A KR1019900012492A KR900012492A KR920005548A KR 920005548 A KR920005548 A KR 920005548A KR 1019900012492 A KR1019900012492 A KR 1019900012492A KR 900012492 A KR900012492 A KR 900012492A KR 920005548 A KR920005548 A KR 920005548A
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KR
South Korea
Prior art keywords
microphone
npn transistor
collector
port value
hook
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Application number
KR1019900012492A
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Korean (ko)
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KR930008467B1 (en
Inventor
전경호
Original Assignee
정몽헌
현대전자산업 주식회사
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Application filed by 정몽헌, 현대전자산업 주식회사 filed Critical 정몽헌
Priority to KR1019900012492A priority Critical patent/KR930008467B1/en
Publication of KR920005548A publication Critical patent/KR920005548A/en
Application granted granted Critical
Publication of KR930008467B1 publication Critical patent/KR930008467B1/en

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/02Constructional features of telephone sets
    • H04M1/04Supports for telephone transmitters or receivers
    • H04M1/06Hooks; Cradles
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/24Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile

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

Abstract

내용 없음No content

Description

자동차 전화기의 온/오프 훅(ON/OFF HOOK) 처리장치 및 방법ON / OFF HOOK processing apparatus and method of automobile telephone

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

제1도는 본 발명에 의한 자동차 전화기의 온/오프 훅 처리 장치의 구성을 나타낸 회로도,1 is a circuit diagram showing the configuration of an on / off hook processing apparatus for an automobile telephone according to the present invention;

제2도는 제1도의 자석 감지 금속스위칭부의 개략적인 구성을 나타낸 구성도,2 is a block diagram showing a schematic configuration of the magnet sensing metal switch of FIG.

제3도는 본 발명에 의한 자동차 전화기의 온/오프 훅 처리 방법의 흐름도.3 is a flowchart of a method for processing on / off hook of an automobile telephone according to the present invention.

Claims (3)

마이크(5), 상기 마이크(5)에 베이스가 연결된 npn트랜지스터(T1), 상기 npn트랜지스터(T1)의 콜렉터에 콜렉터가 연결되고 전원(Vcc)에 에미터가 연결된 pnp트랜지스터(T2)로 구성되어 상기 마이크(5)로 부터 입력된 신호를 증폭시키는 마이크 증폭수단(4), 및 상기 마이크 증폭수단(4)의 npn트랜지스터(T1)의 콜렉터 및 상기 npn트랜지스터(T2)의 베이스에 연결된 CPU(Central Processing Unit)(2)를 포함하여 구성되는 자동차 전화기의 온/오프 훅 처리장치에 있어서, 상기 마이크 증폭수단(4)의 pnp트랜지스터(T2)의 베이스에 일단이 연결되고 타단은 전원(Vcc)에 연결되어 자석을 감지하여 작동하는 스위칭 수단(1)을 포함하여 구성되는 것을 특징으로 하는 온/오프 훅 처리장치.The microphone 5, the npn transistor T1 having a base connected to the microphone 5, a collector connected to the collector of the npn transistor T1, and a pnp transistor T2 having an emitter connected to a power supply Vcc, A microphone amplifying means 4 for amplifying a signal input from the microphone 5, and a CPU connected to a collector of an npn transistor T1 of the microphone amplifying means 4 and a base of the npn transistor T2. In the on / off hook processing apparatus for an automotive telephone comprising a processing unit (2), one end is connected to the base of the pnp transistor (T2) of the microphone amplification means (4) and the other end is connected to a power source (Vcc). On / off hook processing device characterized in that it comprises a switching means connected to operate by sensing the magnet (1). 제1항에 있어서, 상기 스위칭수단(1)은 크래들 내부의 상단에 자석(14)를 부착하고 상기 자석(14)에 대응하는 핸드셋 하우징(13) 내부 하단에 자석을 감지할수 있는 금속스위치(11)를 부착하여 구성되는 것을 특징으로 하는 온/오프 훅 처리장치.The metal switch (11) according to claim 1, wherein the switching means (1) attaches a magnet (14) to the top of the cradle and detects the magnet on the bottom of the handset housing (13) corresponding to the magnet (14). On / off hook processing apparatus, characterized in that configured to attach. 마이크(5), 상기 마이크(5)에 베이스가 연결된 npn트랜지스터(T1), 상기 npn트랜지스터(T1)의 콜렉터에 콜렉터가 연결되고 전원(Vcc)에 에미터가 연결된 pnp트랜지스터(T2)로 구성되어 상기 마이크(5)로 부터 입력된 신호를 증폭시키는 마이크 증폭수단(4), 및 상기 마이크 증폭수단(4)의 npn트랜지스터(T1)의 콜렉터 및 상기 npn트랜지스터(T2)의 베이스에 연결된 CPU(Central Processing Unit)(2), 및 상기 마이크 증폭수단(4)의 pnp트랜지스터(T2)의 베이스에 일단이 연결되고 타단은 전원(Vcc)에 연결되어 자석을 감지하여 작동하는 스위칭 수단(1)을 포함하여 구성되는 자동차 전화기의 온/오프 훅 처리방법에 있어서, 포트값을 샘플링하고 상기 포트값의 변화 상태를 검색하여 상기 포트값이 변하지 않은 경우에는 원래상태로 복귀하고 상기 포트값이 변한 경우에는 다음 단계로 진행하는 제1단계(100,200), 상기 포트값 변화에 따른 클램핑 제거시간동안 지연하고 상기 포트값을 검색하여 상기 포트값이 오프훅에 해당하면 오프 훅 처리 루틴으로 들어가고 상기 포트값이 온 훅에 해당하면 온훅 처리 루틴으로 들어가는 제2단계에 의해 수행되는 것을 특징으로 하는 온/오프 훅 처리방법.The microphone 5, the npn transistor T1 having a base connected to the microphone 5, a collector connected to the collector of the npn transistor T1, and a pnp transistor T2 having an emitter connected to a power supply Vcc, A microphone amplifying means 4 for amplifying a signal input from the microphone 5, and a CPU connected to a collector of an npn transistor T1 of the microphone amplifying means 4 and a base of the npn transistor T2. Processing unit (2), and a switching means (1) connected to the base of the pnp transistor (T2) of the microphone amplification means (4) and the other end is connected to the power supply (Vcc) for sensing and operating a magnet In the on / off hook processing method of an automobile telephone configured in accordance with the present invention, a port value is sampled and a state of change of the port value is retrieved, and if the port value has not changed, the device returns to its original state. Step by step In the first step (100,200) to proceed, the delay during the clamping removal time according to the change of the port value, the port value is searched if the port value corresponds to the off hook enters the off hook processing routine and the port value corresponds to the on hook If it is performed by the second step of entering the on-hook processing routine. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900012492A 1990-08-14 1990-08-14 On/off apparatus of car-phone KR930008467B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019900012492A KR930008467B1 (en) 1990-08-14 1990-08-14 On/off apparatus of car-phone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900012492A KR930008467B1 (en) 1990-08-14 1990-08-14 On/off apparatus of car-phone

Publications (2)

Publication Number Publication Date
KR920005548A true KR920005548A (en) 1992-03-28
KR930008467B1 KR930008467B1 (en) 1993-09-04

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Application Number Title Priority Date Filing Date
KR1019900012492A KR930008467B1 (en) 1990-08-14 1990-08-14 On/off apparatus of car-phone

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200482466Y1 (en) * 2016-07-11 2017-01-26 세인시스텍 주식회사 Interphone Device

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KR930008467B1 (en) 1993-09-04

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