KR930001654A - RF / PLC Converter - Google Patents

RF / PLC Converter Download PDF

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Publication number
KR930001654A
KR930001654A KR1019910010501A KR910010501A KR930001654A KR 930001654 A KR930001654 A KR 930001654A KR 1019910010501 A KR1019910010501 A KR 1019910010501A KR 910010501 A KR910010501 A KR 910010501A KR 930001654 A KR930001654 A KR 930001654A
Authority
KR
South Korea
Prior art keywords
signal
microcomputer
power line
output
receiver
Prior art date
Application number
KR1019910010501A
Other languages
Korean (ko)
Inventor
문용순
Original Assignee
정용문
삼성전자 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 정용문, 삼성전자 주식회사 filed Critical 정용문
Priority to KR1019910010501A priority Critical patent/KR930001654A/en
Publication of KR930001654A publication Critical patent/KR930001654A/en

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Abstract

내용 없음No content

Description

RF/PLC 변환기RF / PLC Converter

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제3도는 본 발명에 따른 회로도.3 is a circuit diagram according to the present invention.

제4도는 제3도중 RF 수신부(100)의 구채회로도.4 is a circuit diagram of the RF receiver 100 in FIG.

Claims (2)

전력선 반송신 원격 제어시스템의 RF/PLC 변환기에 있어서, 고주파 대역의 방범방재 감지신호를 수신하는 RF수신부(100)와, 상기 RF수신부(100)의 수신데이타를 받아 AC라인의 제로크로싱 신호에 의해 동기를 맞추어 전원선에 신호를 실어주는 명령을 발생하는 마이컴(200)과, 상기 마이컴(200)에 연결되어 전원어댑터를 다른것과 구별하기 위해 사용자의 조작에 의해 필요한 각종 코드를 입력시키는 어드레스코드 입력부(300)와, 상기 마이컴(200)에 연결되어 전력선의 교류상용 전원의 0크로싱을 검출하여 구형파 신호를 출력하는 제로 크로싱 검출부(400)와, 상기 마이컴(200)에 연결되어 데이타 반송과 신호를 변복조하여 출력하는 모뎀(500)과, 상기 모뎀(500)에 연결되어 데이타 반송파 신호를 송출하며 전력선에 실려있는 데이타 반송파 신호를 검출하는 반송파 송출 및 검출부(600)으로 구성함을 특징으로 하는 RF/PLC 변환기.In the RF / PLC converter of a power line carrier remote control system, an RF receiver 100 for receiving a high frequency band crime prevention detection signal and a reception signal of the RF receiver 100 are received by a zero crossing signal of an AC line. An address code input unit for inputting various codes required by a user's operation to connect the microcomputer 200 and the microcomputer 200 to generate a signal to the power line in synchronization with the microcomputer 200 to distinguish the power adapter from others. A zero crossing detection unit 400 connected to the microcomputer 200 and detecting a zero crossing of an AC commercial power of a power line to output a square wave signal, and connected to the microcomputer 200 to transmit data and a signal; Modem 500 for modulation and demodulation and a carrier wave connected to the modem 500 to transmit a data carrier signal and to detect a data carrier signal on a power line. RF / PLC converter, characterized in that consisting of the output and detection unit 600. 제1항에 있어서, 상기 RF수신부(100)는 안테나부(101)로 수신되는 고주파 방범 방재 감지 신호를 증폭하는 고중파 증폭기(102)와, 국부 발진주파수를 발생하는 국부발진기(103)와, 상기 고주파 증폭기(102)에서 증폭된 신호를 상기 국부발진주파수에 의해 복조출력하는 믹서(104)와, 상기 믹서(104)에서 복조원 신호를 다이오드검파하는 다이오드 검파부(105)와, 상기 다이오드 검파부(105)에서 검파된 신호를 소정기준신호와 비교하여 차동증폭 출력하는 차동증폭부(106)와, 상기 차동증폭부(106)에서 차동증폭된 신호를 히스테리시스 특성을 갖도록한후 입력 신호와 비교하여 출력하는 비교부(107)와, 상기 비교부(107)에서 비교출력된 신호를 입력하여 임펄스성 노이즈를 제거하는 노이즈 제거부(108)으로 구성함을 특징으로 하는 RF/PLC 변환기.According to claim 1, wherein the RF receiver 100 is a high-frequency amplifier disaster prevention signal amplification received by the antenna unit 101, a high frequency amplifier 102, a local oscillator 103 for generating a local oscillation frequency, A mixer 104 for demodulating and outputting the signal amplified by the high frequency amplifier 102 by the local oscillation frequency, a diode detector 105 for diode-detecting a demodulator signal in the mixer 104, and the diode detection; Comparing the signal detected by the unit 105 with a predetermined reference signal and differential amplification output 106 and the differential amplified signal from the differential amplifier 106 has a hysteresis characteristic and then compared with the input signal RF / PLC converter comprising a comparator (107) for outputting and a noise canceller (108) for removing impulsive noise by inputting the signal output from the comparator (107). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019910010501A 1991-06-24 1991-06-24 RF / PLC Converter KR930001654A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019910010501A KR930001654A (en) 1991-06-24 1991-06-24 RF / PLC Converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910010501A KR930001654A (en) 1991-06-24 1991-06-24 RF / PLC Converter

Publications (1)

Publication Number Publication Date
KR930001654A true KR930001654A (en) 1993-01-16

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ID=67440527

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910010501A KR930001654A (en) 1991-06-24 1991-06-24 RF / PLC Converter

Country Status (1)

Country Link
KR (1) KR930001654A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010079064A (en) * 2001-06-11 2001-08-22 하경호 Rf wiress communication system linked with plc
KR20040029701A (en) * 2002-10-02 2004-04-08 조은기술 주식회사 Communication-system unite wire and wireless using power line

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010079064A (en) * 2001-06-11 2001-08-22 하경호 Rf wiress communication system linked with plc
KR20040029701A (en) * 2002-10-02 2004-04-08 조은기술 주식회사 Communication-system unite wire and wireless using power line

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