KR910009079A - Voice Multiple Mode Selection Circuit Using PWM - Google Patents

Voice Multiple Mode Selection Circuit Using PWM Download PDF

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Publication number
KR910009079A
KR910009079A KR1019890014484A KR890014484A KR910009079A KR 910009079 A KR910009079 A KR 910009079A KR 1019890014484 A KR1019890014484 A KR 1019890014484A KR 890014484 A KR890014484 A KR 890014484A KR 910009079 A KR910009079 A KR 910009079A
Authority
KR
South Korea
Prior art keywords
pwm
voice multiple
multiple mode
mode selection
selection circuit
Prior art date
Application number
KR1019890014484A
Other languages
Korean (ko)
Other versions
KR920002536B1 (en
Inventor
이상수
Original Assignee
강진구
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 강진구, 삼성전자 주식회사 filed Critical 강진구
Priority to KR1019890014484A priority Critical patent/KR920002536B1/en
Publication of KR910009079A publication Critical patent/KR910009079A/en
Application granted granted Critical
Publication of KR920002536B1 publication Critical patent/KR920002536B1/en

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/46—Receiver circuitry for the reception of television signals according to analogue transmission standards for receiving on more than one standard at will

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
  • Analogue/Digital Conversion (AREA)

Abstract

내용 없음.No content.

Description

PWM을 이용한 음성다중 모우드 선택회로Voice Multiple Mode Selection Circuit Using PWM

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

제2도는 본 발명의 일실시 회로도.2 is a circuit diagram of one embodiment of the present invention.

제3도는 본 발명의 실시 플로우챠트.3 is an implementation flowchart of the present invention.

Claims (1)

음성다중 모우드의 선택 키 입력을 체크하여 각기 다른 듀티의 PWM펄스를 출력시키는 마이콤(5)과, 상기 마이콤(5)의 PWM펄스 출력을 반전시키고 파형정형시키는 펄스 정형 수단과, 상기 펄스 정형 수단의 정형된 펄스를 직류 전압으로 변화시켜 음성다중 데코더에 음성다중 모우드 선택 전압으로 인가시키는 직류 전압 변환수단으로 구성된 PWM을 이용한 음성다중 모우드 선택회로.A microcomputer 5 for outputting PWM pulses of different duty by checking a selection key input of a voice multiple mode, pulse shaping means for inverting and shaping the PWM pulse output of the microcom 5, and the pulse shaping means. A voice multiple mode selection circuit using PWM comprising a DC voltage converting means for converting a shaped pulse into a DC voltage to apply a voice multiple mode selection voltage to a voice multiple decoder. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890014484A 1989-10-05 1989-10-05 Audio-multi mode selective circuit using pwm KR920002536B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019890014484A KR920002536B1 (en) 1989-10-05 1989-10-05 Audio-multi mode selective circuit using pwm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890014484A KR920002536B1 (en) 1989-10-05 1989-10-05 Audio-multi mode selective circuit using pwm

Publications (2)

Publication Number Publication Date
KR910009079A true KR910009079A (en) 1991-05-31
KR920002536B1 KR920002536B1 (en) 1992-03-27

Family

ID=19290547

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890014484A KR920002536B1 (en) 1989-10-05 1989-10-05 Audio-multi mode selective circuit using pwm

Country Status (1)

Country Link
KR (1) KR920002536B1 (en)

Also Published As

Publication number Publication date
KR920002536B1 (en) 1992-03-27

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