KR950022801A - Audio signal generator and built-in camcorder - Google Patents

Audio signal generator and built-in camcorder Download PDF

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Publication number
KR950022801A
KR950022801A KR1019930029593A KR930029593A KR950022801A KR 950022801 A KR950022801 A KR 950022801A KR 1019930029593 A KR1019930029593 A KR 1019930029593A KR 930029593 A KR930029593 A KR 930029593A KR 950022801 A KR950022801 A KR 950022801A
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KR
South Korea
Prior art keywords
audio signal
memory
audio
audio data
address
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KR1019930029593A
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Korean (ko)
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현해식
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김광호
삼성전자 주식회사
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Priority to KR1019930029593A priority Critical patent/KR950022801A/en
Publication of KR950022801A publication Critical patent/KR950022801A/en

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    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10Digital recording or reproducing
    • G11B20/10527Audio or video recording; Data buffering arrangements
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12Analogue/digital converters
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/44Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/60Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00007Time or data compression or expansion
    • G11B2020/00014Time or data compression or expansion the compressed signal being an audio signal
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10Digital recording or reproducing
    • G11B20/10527Audio or video recording; Data buffering arrangements
    • G11B2020/10537Audio or video recording
    • G11B2020/10546Audio or video recording specifically adapted for audio data
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00Record carriers by type
    • G11B2220/90Tape-like record carriers

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Television Signal Processing For Recording (AREA)

Abstract

다양한 음성패턴을 저장하거나 저장된 음성패턴으로부터 오디오신호를 발생시키는 오디오신호 발생장치 및 이를 내장한 캠코더가 개시된다. 본 발명에 따른 오디오신호 발생장치는 복수의 블럭화된 오디오데이타를 저장하는 메모리; 메모리의 기록 및 독출어드레스를 발생하는 어드레스 발생부; 메모리로부터 독출된 오디오데이타를 아날로그 변환하여 출력하거나 아날로그 오디오 신호를 디지탈 오디오데이타로 변환하여 메모리에 제공하는 오디오신호 처리수단; 오디오신호 처리수단에 제공되는 아날로그 오디오신호를 입력하는 입력단자; 그리고 오디오신호처리수단에서 출력되는 아날로그 오디오 신호를 출력하는 출력단자를 포함한다. 본 발명에 따른 오디오신호 발생장치는 다양한 오디오신호를 저장하거나 저장된 오디오신호를 제공할 수 있는 효과를 갖는다.Disclosed are an audio signal generator and a camcorder incorporating the same. An audio signal generating apparatus according to the present invention comprises a memory for storing a plurality of blocked audio data; An address generator which generates a memory write and read address; Audio signal processing means for analog-converting and outputting audio data read out from the memory or converting an analog audio signal into digital audio data and providing the same to the memory; An input terminal for inputting an analog audio signal provided to the audio signal processing means; And an output terminal for outputting an analog audio signal output from the audio signal processing means. The audio signal generator according to the present invention has the effect of storing various audio signals or providing stored audio signals.

Description

오디오신호 발생장치 및 이를 내장한 캠코더.Audio signal generator and camcorder with built-in.

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

제1도는 본 발명에 따른 오디오신호 발생장치의 일 실시예를 도시한 블럭도이다.1 is a block diagram showing an embodiment of an audio signal generator according to the present invention.

제2도는 제1도에 도시된 메모리의 기억공감을 보이는 어드레스 맵이다.FIG. 2 is an address map showing storage empathy of the memory shown in FIG.

제3도는 본 발명에 따른 캠코더의 일 실시예를 도시한 도면이다.3 is a diagram showing an embodiment of a camcorder according to the present invention.

Claims (10)

복수의 블럭화된 오디오데이타를 저장하는 메모리(10); 메모리의 기록 및 독출어드레스를 발생하는 어드레스 발생부(14); 상기 메모리로부터 독출된 오디오데이타를 아날로그 변환하여 출력하거나 아날로그 오디오신호를 디지탈 오디오데이타로 변환하여 상기 메모리에 제공하는 오디오신호처리수단(12); 상기 오디오신호 처리수단에 제공되는 아날로그 오디오신호를 입력하는 입력단자(16); 그리고 오디오신호 처리수단에서 출력되는 아날로그 오디오신호를 출력하는 출력단자(18)를 포함하는 오디오신호 발생장치.A memory 10 for storing a plurality of blocked audio data; An address generator 14 for generating a memory write and read address; Audio signal processing means (12) for converting the audio data read out from the memory into analog output and for converting the analog audio signal into digital audio data for providing to the memory; An input terminal 16 for inputting an analog audio signal provided to the audio signal processing means; And an output terminal (18) for outputting an analog audio signal output from the audio signal processing means. 제1항에 있어서, 상기 오디오신호 처리수단(12)은 디지탈변환된 오디오데이타를 압축시키거나 압축부호화된 오디오데이타를 신장시키는 것을 특징으로 하는 오디오신호 발생장치.2. An audio signal generating apparatus according to claim 1, wherein said audio signal processing means (12) compresses digitally converted audio data or extends compressed coded audio data. 제1항에 있어서, 상기 메모리(12)는 일정의 기억용량을 단위로 하여 페이지분할되어져 있으며, 각 페이지마다 블럭화된 오디오데이타를 저장하고, 상기 어드레스 발생부(14)는 페이지분할된 어드레스의 선두어드레스를 기억함을 특징으로 하는 오디오신호 발생장치.2. The memory 12 according to claim 1, wherein the memory 12 is divided into pages in units of a predetermined storage capacity, and stores the audio data blocked for each page, and the address generator 14 stores the head of the page-divided address. An audio signal generator, characterized by storing an address. 제1항에 있어서, 상기 메모리(10)는 블럭화된 오디오데이타를 연속된 어드레스영역에 기록하며, 상기 어드레스 발생부(14)는 상기 블럭화된 오디오데이타의 선두어드레스를 기억함을 특징으로 하는 오디오신호 발생장치.The audio signal generation according to claim 1, wherein the memory (10) records the blocked audio data in a continuous address area, and the address generator (14) stores the leading address of the blocked audio data. Device. 오디오신호 처리부(36)를 통하여 FM변조된 오디오신호를 오디오신호 기록헤드(38)를 통하여 테이프에 기록하는 캠코더에 있어서, 다양한 오디오신호를 블럭화하여 저장하거나, 저장 된 오디오신호를 재생시켜 출력하는 오디오신호 발생부 (30); 상기 오디오신호 발생부(30), 마이크로폰 혹은 오디오재생장치로부터 발생된 오디오신호중의 하나를 선택하여 상기 오디오신호 처리부(36)에 제공하는 편집신호 선택부를 포함함을 특징으로 하는 캠코더.In a camcorder for recording an FM modulated audio signal through an audio signal processing unit 36 to a tape through an audio signal recording head 38, the audio signal is blocked and stored, or the audio signal is reproduced and output. A signal generator 30; And an edit signal selector for selecting one of the audio signal generated from the audio signal generator (30), a microphone, or an audio playback device and providing the same to the audio signal processor (36). 제5항에 있어서, 상기 오디오신호 발생부(30)는 복수의 블럭화된 오디오데이타를 저장하는 메모리(30a); 상기 메모리(30a)의 기록 및 독출어드레스를 발생하는 어드레스 발생부(30c); 상기 메모리(30a)로부터 독출된 오디오데이타를 아날로그 변환하여 출력하거나 아날로그 오디오신호를 디지탈 오디오데이타로 변환하여 상기 메모리에 제공하는 오디오신호 처리수단(30c)을 포함함을 특징으로 하는 켐코더.The audio signal generator (30) of claim 5, further comprising: a memory (30a) for storing a plurality of blocked audio data; An address generator 30c for generating write and read addresses of the memory 30a; And an audio signal processing means (30c) for converting the audio data read out from the memory (30a) into analog output or converting the analog audio signal into digital audio data and providing the same to the memory. 제6항에 있어서, 상기 오디오신호 처리수단(30c)은 디지탈변환된 오디오데이타를 압축시키거나 압축부호화된 오디오데이타를 신장시키는 것을 특징으로 하는 캠코더.The camcorder according to claim 6, wherein said audio signal processing means (30c) compresses the digitally converted audio data or extends the compressed coded audio data. 제6항에 있어서, 상기 메모리(30a)는 일정의 기억용량을 단위로 하여 페이지분할되어져 있으며, 각 페이지마다 블럭화된 오디오데이타를 저장하고, 상기 어드레스 발생부(30c)는 페이지분할된 어드레스의 선두어드레스를 기억함을 특징으로 하는 캠코더.7. The memory 30a is divided into pages in units of a predetermined storage capacity, and stores audio data blocked for each page, and the address generator 30c stores the head of the page-divided address. Camcorder characterized by storing an address. 제6항에 있어서, 상기 메모리(30a)는 블럭화된 오디오데이타를 연속된 어드레스영역에 기록하며, 상기 어드레스 발생부(30c)는 상기 블럭화된 오디오데이타의 선두어드레스를 기억함을 특징으로 하는 캠코더.7. The camcorder according to claim 6, wherein said memory (30a) records blocked audio data in a continuous address area, and said address generator (30c) stores the leading address of said blocked audio data. 제5항에 있어서, 마이크로폰 혹은 오디오재생장치로부터 발생된 신호를 선택하여 상기 오디오신호 처리수단(30c)에 제공하는 선택스위치(32)를 더 구비함을 특징으로 하는 캠코더.6. A camcorder according to claim 5, further comprising a selection switch (32) for selecting a signal generated from a microphone or an audio reproducing apparatus and providing it to the audio signal processing means (30c). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930029593A 1993-12-24 1993-12-24 Audio signal generator and built-in camcorder KR950022801A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100382005B1 (en) * 1999-06-16 2003-04-26 삼성테크윈 주식회사 Digital still camera having an audio outputting function and method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100382005B1 (en) * 1999-06-16 2003-04-26 삼성테크윈 주식회사 Digital still camera having an audio outputting function and method thereof

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