KR900019347A - Bass, mid, and treble separation circuits for sound equipment using digital circuits - Google Patents

Bass, mid, and treble separation circuits for sound equipment using digital circuits Download PDF

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Publication number
KR900019347A
KR900019347A KR1019890006335A KR890006335A KR900019347A KR 900019347 A KR900019347 A KR 900019347A KR 1019890006335 A KR1019890006335 A KR 1019890006335A KR 890006335 A KR890006335 A KR 890006335A KR 900019347 A KR900019347 A KR 900019347A
Authority
KR
South Korea
Prior art keywords
signal
frequency
digital
khz
counter
Prior art date
Application number
KR1019890006335A
Other languages
Korean (ko)
Inventor
이태환
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 KR1019890006335A priority Critical patent/KR900019347A/en
Priority to CA000608506A priority patent/CA1330201C/en
Priority to DE3928122A priority patent/DE3928122A1/en
Publication of KR900019347A publication Critical patent/KR900019347A/en

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Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03GCONTROL OF AMPLIFICATION
    • H03G3/00Gain control in amplifiers or frequency changers
    • H03G3/02Manually-operated control
    • H03G3/14Manually-operated control in frequency-selective amplifiers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00Circuits for transducers, loudspeakers or microphones
    • H04R3/12Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
    • H04R3/14Cross-over networks

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Amplifiers (AREA)

Abstract

내용 없음No content

Description

디지탈 회로를 사용한 음향기기의 저음, 중음, 고음분리 회로Bass, mid, and treble separation circuits for sound equipment using digital circuits

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

제2도는 본 발명에 따른 회로도.2 is a circuit diagram according to the present invention.

Claims (4)

제1-3스피커(SP1-SP3)와, 음원(10)과, 메인앰프(20)를 구비한 음색을 분리하는 음향기기에 있어서, 상기 메인앰프(20)의 출력신호인 아나로그 신호를 디지탈 신호로 변환 출력하는 아나로그/디지탈 컨버터(30)와, 상기 아나로그/디지탈 컨버터(30)로부터 출력되는 디지탈 신호를 클럭신호에 동기하여 신호의 주파수 크기에 따라 주파수를 카운트하는 카운터수단과, 상기 카운터수단의 출력신호에 따라 스위칭하여 상기 제1-3스피커(SP1-SP3)를 구동하는 스위칭수단과, 상기 카운터 수단의 출력 주파수에 따라 음을 최대 지연하는 지연수단으로 구성함을 특징으로 하는 디지탈회로를 사용한 음향기기의 저음, 중음, 고음분리회로.In an acoustic device for separating a tone including the first to third speakers (SP1-SP3), the sound source (10), and the main amplifier (20), an analog signal which is an output signal of the main amplifier (20) is digital. An analog / digital converter 30 for converting and outputting the signal, a counter means for counting a frequency according to a frequency magnitude of the signal in synchronization with a clock signal of the digital signal output from the analog / digital converter 30; A digital switch comprising: switching means for driving the first to third speakers (SP1-SP3) by switching according to the output signal of the counter means, and delay means for delaying the maximum sound according to the output frequency of the counter means. Bass, mid and treble separation circuit for sound equipment using circuits. 제1항에 있어서, 카운트수단이 입력신호의 주파수가 1KHZ 이하이면 하이를 출력하고 1KHZ이상이면 로우로 출력하여 스위칭 수단을 제어하는 제1카운터(50)와, 상기 입력신호의 주파수가 1KHZ-5KHZ 사이이면 하이를 출력하고 이 주파수대 이외이면 로우를 출력하여 스위칭수단을 제어하는 제2카운터(60)와, 상기 입력신호의 주파수가 5KHZ 이상이면 하이를 출력하고 5KHZ 이하이면 로우를 출력하여 스위칭수단을 제어하는 제3카운터(70)와, 상기 제1-3카운터(50-70)의 클럭입력을 발생하는 클럭 발생기(40)로 구성함을 특징으로 하는 디지탈회로를 이용한 음향기기의 저음, 중음, 고음분리회로.The first counter (50) of claim 1, wherein the counting means outputs high when the frequency of the input signal is 1 KHZ or less and low when the frequency of the input signal is 1 KHZ or more, and the frequency of the input signal is 1KHZ-5KHZ. A second counter 60 for controlling the switching means by outputting a high value when the signal is out of the frequency band and a low value when the frequency is not greater than 5 KHZ, and a low value when the frequency of the input signal is 5 KHZ or more. Bass, midtone, and the like of the acoustic device using a digital circuit, characterized in that it comprises a third counter 70 for controlling and a clock generator 40 for generating a clock input of the 1-3 counter (50-70) Treble separation circuit. 제2항에 있어서, 상기 지연수단이 1KHZ의 최대 지연시간과 같도록 음을 지연하는 제1지연부(80)와, 5KHZ의 최대지연시간과 같도록 음을 지연하는 제2지연부(90)와, 20KHZ의 최대 지연시간과 같도록 음을 지연하는 제3지연부(100)로 구성함을 특징으로하는 디지털 회로를 사용한 음향기기의 저음, 중음, 고음분리회로.3. The first delay unit (80) of claim 2, wherein the delay unit delays the sound to be equal to the maximum delay time of 1 KHZ, and the second delay unit (90) to delay the sound to be equal to the maximum delay time of 5 KHZ. And a third delay unit (100) for delaying sound to be equal to a maximum delay time of 20 KHZ. 제3항에 있어서, 상기 지연수단이 지연하는 최대 지연시간은 아나로그/디지털 컨버터(30)에 의해 아나로그신호를 디지털로 변환하는 시간과 클럭신호에 동기하여 카운터 수단의 주파수에 따라 카운트하여 스위칭수단을 턴온시키는 시간임을 특징으로 하는 디지털 회로를 사용한 음향기기의 저음, 중음, 고음분리회로.4. The maximum delay time delayed by the delay means is counted and switched according to the frequency of the counter means in synchronization with a clock signal and a time for converting the analog signal to digital by the analog / digital converter 30. A bass, middle and treble separation circuit of an acoustic apparatus using a digital circuit, characterized in that it is time to turn on the means. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890006335A 1989-05-11 1989-05-11 Bass, mid, and treble separation circuits for sound equipment using digital circuits KR900019347A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
KR1019890006335A KR900019347A (en) 1989-05-11 1989-05-11 Bass, mid, and treble separation circuits for sound equipment using digital circuits
CA000608506A CA1330201C (en) 1989-05-11 1989-08-16 Frequency dividing network for a multi-way speaker system
DE3928122A DE3928122A1 (en) 1989-05-11 1989-08-25 Frequency splitter for multi-path loudspeaker system - has analogue sound signals delayed according to transmission delay

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890006335A KR900019347A (en) 1989-05-11 1989-05-11 Bass, mid, and treble separation circuits for sound equipment using digital circuits

Publications (1)

Publication Number Publication Date
KR900019347A true KR900019347A (en) 1990-12-24

Family

ID=19286117

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890006335A KR900019347A (en) 1989-05-11 1989-05-11 Bass, mid, and treble separation circuits for sound equipment using digital circuits

Country Status (3)

Country Link
KR (1) KR900019347A (en)
CA (1) CA1330201C (en)
DE (1) DE3928122A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005042431A1 (en) * 2005-04-27 2006-11-09 Ewald Kienle Speaker arrangement for the emission of sound waves
MX2012001221A (en) * 2012-01-27 2013-07-29 Carlos Fernando Munoz Palafox Playback system for electric guitar, with high-fidelity sound and microcontroller-assisted protection means.
DE102018122440B4 (en) * 2018-09-13 2024-01-04 Sennheiser Electronic Gmbh & Co. Kg Control unit for audio system with subwoofer and phase correction method

Also Published As

Publication number Publication date
CA1330201C (en) 1994-06-14
DE3928122A1 (en) 1990-11-15
DE3928122C2 (en) 1991-02-21

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