KR890009101A - Stereo audio signal transmitter - Google Patents

Stereo audio signal transmitter Download PDF

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Publication number
KR890009101A
KR890009101A KR1019880014360A KR880014360A KR890009101A KR 890009101 A KR890009101 A KR 890009101A KR 1019880014360 A KR1019880014360 A KR 1019880014360A KR 880014360 A KR880014360 A KR 880014360A KR 890009101 A KR890009101 A KR 890009101A
Authority
KR
South Korea
Prior art keywords
signal
stereo audio
audio signal
modulator
signal transmitter
Prior art date
Application number
KR1019880014360A
Other languages
Korean (ko)
Inventor
노보루 나까가와
Original Assignee
오오가 노리오
소니 가부시끼가이샤
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 오오가 노리오, 소니 가부시끼가이샤 filed Critical 오오가 노리오
Publication of KR890009101A publication Critical patent/KR890009101A/en

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Classifications

    • 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
    • H04B1/02—Transmitters

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Transmitters (AREA)

Abstract

내용 없음No content

Description

스테레오 오디오 신호 송신 장치Stereo audio signal transmitter

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

제1도는 본 발명의 한 실시예의 계통도.1 is a schematic diagram of one embodiment of the present invention.

제2도와 제3도는 그 설명을 위한 도면2 and 3 are diagrams for explanation.

Claims (1)

좌 채널의 스테레오 오디오 신호를 제1의 FM신호에 변환하는 제1의 FM변조회로와 우채널의 스테레오 오디오 신호를 제2의 FM신호에 변환하는 제2의 FM변조회로와 안정한 주파수 교번신호를 형성하는 회로와 상기 교번신호에 의해 상기 제1의 FM신호 및 상기 제2의 FM신호를 동시에 업 컨버트 하는 회로를 가지고, 상기 제1의 FM변조회로 및 상기 제2의 FM변조회로의 각 공진회로는 코일 및 콘덴서로 구성되며, 상기 제1의 FM신호 및 상기 제2의 FM신호의 캐리어 주파수는 서로 어긋나게 됨과 함께 상기 교번신호 주파수보다도 낮아지고, 상기 업컨버트된 제1의 FM신호 및 제2의 FM신호가 안테나에서 송신되도록 하는 것을 특징으로 하는 스테레오 오디오 신호 송신장치.A stable frequency alternating signal is formed with a first FM modulator for converting the left audio stereo audio signal to the first FM signal and a second FM modulator for converting the right audio stereo audio signal to the second FM signal. And a circuit for simultaneously up-converting the first FM signal and the second FM signal by the alternating signal, wherein each resonant circuit of the first FM modulator and the second FM modulator circuit And a coil and a capacitor, wherein carrier frequencies of the first FM signal and the second FM signal are shifted from each other and lower than the alternating signal frequency, and the upconverted first FM signal and the second FM Stereo audio signal transmission device characterized in that the signal is transmitted from the antenna. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019880014360A 1987-11-06 1988-11-02 Stereo audio signal transmitter KR890009101A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP62280489A JP2615691B2 (en) 1987-11-06 1987-11-06 Transmitter for stereo audio signal
JP280489 1987-11-06

Publications (1)

Publication Number Publication Date
KR890009101A true KR890009101A (en) 1989-07-15

Family

ID=17625792

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880014360A KR890009101A (en) 1987-11-06 1988-11-02 Stereo audio signal transmitter

Country Status (2)

Country Link
JP (1) JP2615691B2 (en)
KR (1) KR890009101A (en)

Also Published As

Publication number Publication date
JP2615691B2 (en) 1997-06-04
JPH01122223A (en) 1989-05-15

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Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application