KR940017403A - Call model system and operation method of digital voice communication system - Google Patents

Call model system and operation method of digital voice communication system Download PDF

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KR940017403A
KR940017403A KR1019920024190A KR920024190A KR940017403A KR 940017403 A KR940017403 A KR 940017403A KR 1019920024190 A KR1019920024190 A KR 1019920024190A KR 920024190 A KR920024190 A KR 920024190A KR 940017403 A KR940017403 A KR 940017403A
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South Korea
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digital
voice
digital voice
transmission
control
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KR1019920024190A
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KR960006467B1 (en
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강성훈
홍진우
김순협
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양승택
재단법인 한국전자통신연구소
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00Data switching networks

Abstract

본 발명은 종합정보통신망(ISDN : Integrated Services Digital Network)이 추구하고 있는 앤드 투 앤드(end-to-end) 디지틀 음성 통신계(이하, “디지틀- 디지틀 음성통신계”라 함)의 음성품질 평가에 이용되는 디지틀 음성통신계의 통화모델 시스템에 관한 것으로, 종합정보통신망의 가입자-망 접속 규격에 따라 “S”인테페이스의 가입자 접속 기능 및 망 종단 기능을 수행하며, 아날로그 음성신호를 디지틀 음성신호로 변환하여 주며, 디지틀 가입자장치로 부터 발생될 수 있는 통화품질 요인을 제어하는 회로를 제공하여 주고, end-to-end디지틀 통화회로를 구성하여 줌으로써 앞으로 전개될 디지틀-디지틀 음성통신계의 통화품질을 평가하는데 중요한 역할을 제공한다.The present invention is used for voice quality evaluation of an end-to-end digital voice communication system (hereinafter referred to as "digital-digital voice communication system") pursued by an Integrated Services Digital Network (ISDN). The present invention relates to a call model system of a digital voice communication system, which performs a subscriber access function and a network termination function of an “S” interface according to a subscriber-network connection standard of a general information communication network, and converts an analog voice signal into a digital voice signal. In addition, by providing a circuit to control the call quality factors that can be generated from the digital subscriber device, and by configuring the end-to-end digital call circuit, it plays an important role in evaluating the call quality of the future digital-digital voice communication system To provide.

Description

디지틀 음성통신계의 통화 모델 시스템 및 그 운용 방법Call model system and operation method of digital voice communication system

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

제1도는 본 발명에 의한 디지틀 음성통화 모델 시스템의 전체 블럭도, 제2도는 디지틀 음성 처리부의 상세 구성 블럭도, 제3도는 망 종단 및 통화회로부의 세부 구성 블럭도, 제4도는 공통 제어부의 세부 구성 블럭도, 제5도는 원격제어기의 처리 흐름도.1 is an overall block diagram of a digital voice call model system according to the present invention, FIG. 2 is a detailed block diagram of a digital voice processing unit, FIG. 3 is a detailed block diagram of a network termination and call circuit unit, and FIG. 4 is a detail of a common control unit. 5 is a block diagram showing the processing of the remote controller.

Claims (4)

디지틀 음성통신계의 통화모델 시스템에 있어서, 아날로그 음성을 디지틀화하고 디지틀 음성을 아날로그화하는 기능 및 “S”인테페이스의 가입자 장치 기능을 수행하고, 디지틀 가입자에 대한 통화품질 요인들을 가변하는 제1 및 제2디지틀 음성처리 수단(12,14) 상기 제1 및 제2디지틀 음성처리수단(12,14)에 연결되어 “S”인터페이스의 망 종단 기능을 수행하고, 디지틀 음성통화로를 제공하고, 프레임 클럭 및 시스템 클럭을 만들어 주는 망 종단 및 통화로 수단(13) 상기 제1 및 제2디지틀 음성처리수단(12,14)에 연결되어 원격에서 하드웨어 및 디지틀 음성의 송수신 레벨을 제어하는 프로그램으로 구성된 원격 제어 수단(16), 음성신호를 전기적 신호로 변환 및 전기적 신호를 음성신호로 변화하여 송수신하는 핸드셋 수단(11,15)을 구비히고 있는 것을 특징으로 하는 디지틀 음성 통신계의 통화모델 시스템.A call model system of a digital voice communication system, comprising: first and second functions of digitizing an analog voice, analogizing a digital voice, and a subscriber device function of an “S” interface, and varying call quality factors for a digital subscriber. Two digital voice processing means (12,14) connected to the first and second digital voice processing means (12,14) to perform a network termination function of the “S” interface, provide a digital voice call path, and provide a frame clock. And a network termination and call path means (13) for generating a system clock. The remote control includes a program connected to the first and second digital voice processing means (12, 14) to control transmission and reception levels of hardware and digital voices remotely. Means 16, and handset means 11 and 15 for converting voice signals into electrical signals and converting and converting electrical signals into voice signals. Digital currency model system of voice communication systems that. 제1항에 있어서, 통화모델 시스템의 상기 디지틀 음성처리 수단(12)은, 송신 음성신호 및 수신 음성 신호를 증폭하거나 감쇄시키는 송신 및 수신 감쇄 수단(21), 상기 송신 및 수신 감쇄수단(21)에 연결되어 아날로그의 송신음성신호를 0dB∼50dB가지 가변시켜서 수신측으로 되돌리는 측음제어 수단(22), 상기 송신 및 수신 감쇄수단(2)과 상기 축음제어 수단(25)에 연결되어 아날로그 음성신호를 디지틀 음성신호를 변환하거나 디지틀 음성신호를 아날로그 음성신호로 변환하여 주는 A/D 및 D/A변환수단(23), 상기 A/D 및 D/A변환수단(23)에 연결되어 디지틀 음성신호의 주파수 대역을 30OHz∼3400Hz로 대역 제한하는 디지틀 필터링 수단(24), 상기 디지틀 필터링 수단(24)에 연결되어 송신되는 디지틀 음성신호를 0dB∼50dB까지 가변하여 수신측으로 되돌리는 디지틀 측음제어 수단(25), 상기 디지탈 필터링 수단(24)과 상기 디지탈 측음제어수단(25)에 연결되어 -45dB∼+12dB까지 증폭시킬 수 있는 디지틀 증폭수단(26), 상기 디지틀 증폭수단(26)에 연결되어 음성정보 채널(B채널)과 신호정보 채널(D채널)을 다중화하고 분리할 수 있는 채널 다중화 수단(27), 상기 채널 다중화 수단(27)에 연결되어 “S”프레임 발생 및 검출 기능을 수행하는 라인 접속 수단(28), 상기 디지틀 측음제어수단(25)과 디지틀 증폭수단(26)과 채널 다중화 수단(27)과 라임 접속수단(28)에 연결되어 시스템을 제어하고, 동작의 이상유무를 점검하고, 동작상태를 표시하는 공통제어 수단(20), 상기 라인 접속수단(28)에 연결되어 상기 제1 및 제2핸드셋 수단(11,15)로 전송하기위한 트랜지스포머(29)를 구비하고 있는 것을 특징으로 하는 디지틀 음성통신계의 통화 모델 시스템.The digital speech processing means (12) of the call model system comprises: transmission and reception attenuation means (21) for amplifying or attenuating transmission and reception voice signals, and transmission and reception attenuation means (21). It is connected to the side tone control means 22, the transmission and reception attenuation means 2 and the gramophone control means 25 for varying 0dB to 50dB of analog transmission sound signals and returning them to the reception side. A / D and D / A conversion means 23 for converting a digital voice signal or converting a digital voice signal into an analog voice signal, and connected to the A / D and D / A conversion means 23 to Digital filtering means 24 for limiting the frequency band to 30OHz to 3400Hz, and the digital sidetone which is connected to the digital filtering means 24 and varies the digital voice signal transmitted from 0 dB to 50 dB and returns to the receiving side. Connected to the means 25, the digital filtering means 24 and the digital sidetone control means 25, the digital amplification means 26 capable of amplifying from -45 dB to +12 dB, and the digital amplifying means 26. Connected to the channel multiplexing means 27 and the channel multiplexing means 27 capable of multiplexing and separating a voice information channel (B channel) and a signal information channel (D channel). Connected to the line connection means 28, the digital sidetone control means 25, the digital amplification means 26, the channel multiplexing means 27 and the lime connection means 28 to control the system, A common control means 20 for checking and indicating an operation state, and a transistor 29 connected to the line connection means 28 for transmission to the first and second handset means 11 and 15; Call model system of digital voice communication system . 제1항에 있어서, 상기 망 종단 및 통화로수단(13)은, “S”인터페이스의 라인을 종단시키는 제1 및 제2라인 종단 수단(31,35), 상기 제1라인 종단수단(31)에 연결되어 “S”프레임으로 부터 음성채널 및 신호채널을 다중화시키는 제1 및 제2채널 다중화수단(32,34), 상기 제1 및 제2채널 다중화수단(32,34)에 연결되어 시스템 내부에 송수신 버스를 연결시켜 주고, 데이타를 전송시켜주는 내부버스 접속수단(33), 상기 제1 및 제2라인종단 수단(31,35)과, 제1 및 제2채널 다중화 수단(32,34)에 연결되어 각 수단을 초기화하고, 제어하고, 관리하는 망 공통 제어수단(36), 상기 제1 및 제2라인종단 수단(31,35)과 제1 및 제2채널 다중화 수단(32,34)에 연결되어 각 수단에 필요한 클럭을 제공하여 주는 시스템 클럭 발생 수단(37)을 구비하고 있는 것을 특징으로 하는 디지틀 음성통신계의 통화모델 시스템.2. The network termination and communication path means (13) according to claim 1, characterized in that the first and second line termination means (31,35) and the first line termination means (31) for terminating the line of the "S" interface. Connected to the first and second channel multiplexing means (32,34) and the first and second channel multiplexing means (32,34) for multiplexing the voice and signal channels from the " S " frame. Internal bus connection means 33 for connecting a transmission / reception bus and transmitting data, the first and second line termination means 31 and 35, and the first and second channel multiplexing means 32 and 34. Network common control means 36 for initializing, controlling and managing each means, said first and second line terminating means 31 and 35 and first and second channel multiplexing means 32 and 34, respectively. Digital voice communication, characterized in that it comprises a system clock generating means (37) which is connected to the system and provides a clock required for each means. Currency model system. 디지틀 음성통신계의 통화모델 시스템의 원격 제어수단(16)의 운용방법에 있어서, 프로그램이 시작되면 상기 원격 제어기(16) 내의 내부 데이타 및 입/출력 상태를 초기화하고 출력된 사용자 메뉴의 화면에 선택키를 입력하는 제1단계(50 내지 52), 상기 제1단계(50 내지 52)수행 후, 입력된 선택키의 값에 따라 상기 음성 처리부(12,14)를 선택하고 다른값이 입력되면 에러 메시지를 출력하고 선택키 입력 과정으로 복귀하는 제2단계(53 내지 56), 상기 제2단계(53 내지 56) 수행 후, 이득 제어를 선택하기 위한 키값을 입력하여 입력된 선택키의 값에 따라 처리하는 제3단계(57 내지 63), 상기 제3단계(57 내지 63) 수행 후, 제어 데이타를 생성하고, RS-232C 통신제어 및 데이타 송신을 행한 후, 통신 완료 메시지를 출력하고 종료하는 제4단계(64 내지 66)로 이루어지는 것을 특징으로 하는 디지틀 음성통신계의 통화모델 시스템의 운용방법.In the operation method of the remote control means 16 of the call model system of the digital voice communication system, when the program is started, the internal data and input / output states in the remote controller 16 are initialized and the selection keys are displayed on the screen of the output user menu. After performing the first step (50 to 52), the first step (50 to 52) of inputting, selects the voice processing unit (12, 14) according to the value of the input selection key, if the other value is input error message After performing the second steps 53 to 56 and the second steps 53 to 56 to return to the selection key input process, input a key value for selecting the gain control and process according to the input value of the selection key. A fourth step of generating control data, performing RS-232C communication control and data transmission, and then outputting a communication completion message and ending after performing the third step (57 to 63) and the third step (57 to 63). Comprising steps 64 to 66 Operation method of call model system of digital voice communication system. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019920024190A 1992-12-14 1992-12-14 Communication model system and its operation method in the digital voice communication KR960006467B1 (en)

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