KR970009124A - 2-wire general telephone network access device for key phone voice mail system - Google Patents

2-wire general telephone network access device for key phone voice mail system Download PDF

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Publication number
KR970009124A
KR970009124A KR1019950020511A KR19950020511A KR970009124A KR 970009124 A KR970009124 A KR 970009124A KR 1019950020511 A KR1019950020511 A KR 1019950020511A KR 19950020511 A KR19950020511 A KR 19950020511A KR 970009124 A KR970009124 A KR 970009124A
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KR
South Korea
Prior art keywords
signal
voice mail
hybrid circuit
line
pcm
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Application number
KR1019950020511A
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Korean (ko)
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KR0145480B1 (en
Inventor
강병동
Original Assignee
김광호
삼성전자 주식회사
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Priority to KR1019950020511A priority Critical patent/KR0145480B1/en
Publication of KR970009124A publication Critical patent/KR970009124A/en
Application granted granted Critical
Publication of KR0145480B1 publication Critical patent/KR0145480B1/en

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/50—Centralised arrangements for answering calls; Centralised arrangements for recording messages for absent or busy subscribers ; Centralised arrangements for recording messages
    • H04M3/53—Centralised arrangements for recording incoming messages, i.e. mailbox systems
    • H04M3/533—Voice mail systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2201/00—Electronic components, circuits, software, systems or apparatus used in telephone systems
    • H04M2201/30—PCM
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2203/00—Aspects of automatic or semi-automatic exchanges
    • H04M2203/45—Aspects of automatic or semi-automatic exchanges related to voicemail messaging

Abstract

1. 청구범위 기재된 발명이 속한 기술분야1. TECHNICAL FIELD OF THE INVENTION

키폰내선의 2선식 가입자회로나 국설교환기 및 사설교환기에 음성우편시스템을 접속하여 사용할 수 있는 2선식 일반전화망 접속장치에 관한 것이다.The present invention relates to a two-wire general telephone network connection device that can be used by connecting a voice mail system to a two-wire subscriber circuit of a keyphone station, a local exchange, or a private exchange.

2. 발명이 해결하고자 하는 기술적 과제2. Technical problem to be solved by the invention

키폰시스템의 일반가입자회로와 국설교환기 및 사설교환기 등과 같은 2선식 일반전화망을 음성우편 시스템에 직접 접속하여 음성우편 서비스를 제공하고자 한다.It is intended to provide voice mail service by connecting two-wire general telephone network such as general subscriber circuit of key phone system, local exchange and private exchange directly to voice mail system.

3. 발명의 해결방법의 요지3. Summary of Solution to Invention

음성우편 시스템의 전반적인 동작을 제어 처리하는 음성우편 처리수단과, 상기 키폰시스템의 일반가입자회로와 국설교환기 및 사설교환기 등과 통신선로를 통해 연결되며, 상기 통신선로의 송신측과 수신측으르 분리시키기 위한 하이브리드회로와, 아날로그 수신신호를 디지탈화된 PCM 신호로 변환하거나 디지털화된 PCM 송신신호를 아날로그신호로 변환하는 콤보코덱과, 상기 하이브리드회로를 통해 수신된 신호를 임피던스 매칭시켜 이득을 조절한 후 상기 콤보코덱으로 출력하고,상기 콤보코덱으로부터 출력된 아날로그신호를 임피던스 매칭시켜 이득을 조절하여 상기 하이브리드회로를 통해 출력하는밸런스 네트워크와, 상기 콤보코덱으로부터 PCM 변환된 음성신호를 ADPCM 신호로 변환하거나 상기 음성우편 처리수단으로부터 출력된 ADPCM 신호를 PCM 신호로 변환하며, DTMF 및 톤검출을 하여 음성우편 및 음성방송 서비스기능 등과 라인간통신제어 등을 수행하는 디지탈 신호 처리부와, 상기 디지털 신호처리부의 제어를 받아 상기 하이브리드회로 내의 릴레이를 제어하는 릴레이제어수단과, 상기 하이브리드회로를 통해 수신되는 링신호를 검출하여 상기 디지탈 신호처리부로 인가하는 링검출수단과, 상기 하이브리드회로를 통해 라인의 루프상태를 검출하여 상기 디지탈 신호처리부로 인가하는 루프검출수단으로 구성한다.Voice mail processing means for controlling and controlling the overall operation of the voice mail system, and the general subscriber circuit of the key phone system, a local exchange and a private exchange, and the like are connected through a communication line for separating the transmitting side and the receiving side of the communication line. A hybrid circuit, a combo codec for converting an analog received signal into a digitalized PCM signal, or a digitized PCM transmit signal for an analog signal, and adjusting the gain by impedance matching the signal received through the hybrid circuit to adjust the gain. And a balance network for adjusting the gain by impedance matching the analog signal output from the combo codec, and outputting it through the hybrid circuit, and converting the PCM converted voice signal from the combo codec into an ADPCM signal or processing the voice mail. PC to ADPCM signal output from the means Digital signal processing unit converts to M signal, performs DTMF and tone detection, performs voice mail and voice broadcasting service function and line-to-line communication control, and relay controls the relay in the hybrid circuit under the control of the digital signal processing unit. Control means, ring detection means for detecting a ring signal received through the hybrid circuit and applying it to the digital signal processor, and loop detection means for detecting a loop state of a line through the hybrid circuit and applying it to the digital signal processor. Consists of.

4. 발명의 중요한 용도4. Important uses of the invention

음성우편장치에서 2선식 일반전화망을 수용하기 위한 장치에 적용한다.Applies to devices for accommodating two-wire general telephone networks in voice mail devices.

Description

키폰전용 음성우편시스템의 2선식 일반전화망 접속장치2-wire general telephone network access device for key phone voice mail system

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

제2도는 본 발명에 따른 키폰시스템 및 사설교환기를 음성우편시스템에 연결하기 위한 구성도, 제3도는 본 발명에 따른 음성우편 시스템의 2선식 일반전화망 접속장치도.2 is a block diagram for connecting a key phone system and a private exchange system according to the present invention to a voice mail system, and FIG.

Claims (1)

키폰시스템의 일반가입자회로와 국설교환기 및 사설교환기 등을 연결하기 위한 음성우편 시스템의 2선식일반전화망 접속장치에 있어서, 음성우편 시스템의 전반적인 동작을 제어 처리하는 음성우편 처리수단과, 상기 키폰시스템의 일반가입자회로와 국설교환기 및 사설교환기 등과 통신선로를 통해 연결되며, 상기 통신선로의 송신측과 수신측을 분리시키기 위한 하이브리드회로와, 아날로그 수신신호를 디지탈화된 PCM 신호로 변환하거나 디지탈화된 PCM 송신신호를 아날로그신호로 변환하는 콤보코덱과, 상기 하이브리드회로를 통해 수신된 신호를 임피던스 매칭시켜 이득을 조절한 후상기 콤보코덱으로 출력하고, 상기 콤보코덱으로부터 출력된 아날로그신호를 임피던스 매칭시켜 이득을 조절하여 상기 하이브리드회로를 통해 출력하는 밸런스 네트워크와, 상기 콤보코덱으로부터 PCM 변환된 음성신호를 ADPCM 신호로 변환하거나 상기 음성우편 처리수단으로부터 출력된 ADPCM 신호를 PCM 신호로 변환하며, DTMF 및 톤검출을 하여 음성우편 및 음성방송 서비스기능등과 라인간 통신제어 등을 수행하는 디지탈 신호 처리부와, 상기 디지탈 신호처리부의 제어를 받아 상기 하이브리드회로 내의 릴레이를 제어하는 릴레이제어수단과, 상기 하이브리드회로를 통해 수신되는 링신호를 검출하여 상기 디지탈 신호처리부로 인가하는 링검출수단과, 상기 하이브리드회로를 통해 라인의 루프상태를 검출하여 상기 디지탈신호처리부로 인가하는 루프검출수단으로 구성함을 특징으로 하는 장치.A two-wire general telephone network connection apparatus of a voice mail system for connecting a general subscriber circuit of a key phone system, a local exchange, a private exchange, and the like, comprising: voice mail processing means for controlling and controlling the overall operation of the voice mail system; It is connected to the general subscriber circuit, the local exchange and the private exchange through a communication line, and a hybrid circuit for separating the transmitting side and the receiving side of the communication line, and converts an analog received signal into a digitalized PCM signal or a digitalized PCM transmission signal To a combo codec for converting the signal into an analog signal, and to adjust the gain by impedance matching the signal received through the hybrid circuit, and then output to the combo codec, and to adjust the gain by impedance matching the analog signal output from the combo codec Balance four output through the hybrid circuit Converts the PCM-converted voice signal from the combo codec into an ADPCM signal or converts the ADPCM signal output from the voice mail processing means into a PCM signal, performs DTMF and tone detection, A digital signal processor for performing line-to-line communication control, relay control means for controlling a relay in the hybrid circuit under the control of the digital signal processor, and detecting the ring signal received through the hybrid circuit to detect the digital signal processor. And ring detection means for detecting the loop state of the line through the hybrid circuit and applying it to the digital signal processor. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950020511A 1995-07-12 1995-07-12 Voice mail system in key phone KR0145480B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950020511A KR0145480B1 (en) 1995-07-12 1995-07-12 Voice mail system in key phone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950020511A KR0145480B1 (en) 1995-07-12 1995-07-12 Voice mail system in key phone

Publications (2)

Publication Number Publication Date
KR970009124A true KR970009124A (en) 1997-02-24
KR0145480B1 KR0145480B1 (en) 1998-08-01

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