KR100336511B1 - 아이에스디엔 데이터 단말 장치 - Google Patents
아이에스디엔 데이터 단말 장치 Download PDFInfo
- Publication number
- KR100336511B1 KR100336511B1 KR1019990053941A KR19990053941A KR100336511B1 KR 100336511 B1 KR100336511 B1 KR 100336511B1 KR 1019990053941 A KR1019990053941 A KR 1019990053941A KR 19990053941 A KR19990053941 A KR 19990053941A KR 100336511 B1 KR100336511 B1 KR 100336511B1
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- South Korea
- Prior art keywords
- data
- channel
- unit
- isdn
- channel data
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- 238000012545 processing Methods 0.000 claims abstract description 55
- 230000005540 biological transmission Effects 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 19
- 230000008569 process Effects 0.000 claims abstract description 19
- 230000006870 function Effects 0.000 claims abstract description 5
- 239000004065 semiconductor Substances 0.000 abstract description 7
- 230000011664 signaling Effects 0.000 description 12
- 238000010586 diagram Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/46—Interconnection of networks
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Communication Control (AREA)
Abstract
Description
Claims (1)
- ISDN 망에 컴퓨터 네트워크를 연결하는 ISDN 접속부와;상기 ISDN망을 이용하여 음성 전화 신호를 송수신하는 음성신호 접속부와;상기 ISDN 접속부로부터 2B+D 채널 데이터를 입력받아 D 채널 데이터와 B1 채널 데이터와 B2 채널 데이터를 각각 분리하여 처리하고, 상기 음성신호 접속부로부터 입력된 음성 전화 데이터를 처리하는 채널데이터 접속회로부와;상기 채널 데이터 접속회로부로부터 입력된 D 채널 데이터를 처리하는 D 채널 HDLC 처리부와;상기 채널 데이터 접속회로부로부터 입력된 B1 채널 데이터를 처리하는 B1 채널 HDLC 처리부와;상기 채널 데이터 접속회로부로부터 입력된 B2 채널 데이터를 처리하는 B2 채널 HDLC 처리부와;상기 D 및 B1 및 B2 채널 HDLC 처리부와 범용시리얼버스와 범용비동기송수신부 간에 데이터가 직접 송수신되도록 내부에 6개의 채널을 구비한 직접메모리액세스부와;상기 컴퓨터와 고속 데이터를 시리얼로 주고받는 범용시리얼버스와;상기 컴퓨터와 저속 데이터를 시리얼로 주고 받는 범용비동기송수신부와;상기 ISDN 접속회로부를 통해 ISDN망으로 송수신되는 컴퓨터의 데이터 전송 기능을 제어하는 마이크로프로세서를 포함하는 것을 특징으로 하는 ISDN 데이터 단말 장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990053941A KR100336511B1 (ko) | 1999-11-30 | 1999-11-30 | 아이에스디엔 데이터 단말 장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990053941A KR100336511B1 (ko) | 1999-11-30 | 1999-11-30 | 아이에스디엔 데이터 단말 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010049025A KR20010049025A (ko) | 2001-06-15 |
KR100336511B1 true KR100336511B1 (ko) | 2002-05-11 |
Family
ID=19622772
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019990053941A KR100336511B1 (ko) | 1999-11-30 | 1999-11-30 | 아이에스디엔 데이터 단말 장치 |
Country Status (1)
Country | Link |
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KR (1) | KR100336511B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100479845B1 (ko) * | 2001-12-13 | 2005-03-30 | 한국전자통신연구원 | Isdn 통신 단말장치 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5267245A (en) * | 1990-03-07 | 1993-11-30 | Hitachi, Ltd. | ISDN communication control unit and control method |
US5463629A (en) * | 1992-07-13 | 1995-10-31 | Ko; Cheng-Hsu | Dynamic channel allocation method and system for integrated services digital network |
US5764643A (en) * | 1990-11-29 | 1998-06-09 | Fujitsu Limited | ISDN interface unit |
-
1999
- 1999-11-30 KR KR1019990053941A patent/KR100336511B1/ko not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5267245A (en) * | 1990-03-07 | 1993-11-30 | Hitachi, Ltd. | ISDN communication control unit and control method |
US5764643A (en) * | 1990-11-29 | 1998-06-09 | Fujitsu Limited | ISDN interface unit |
US5463629A (en) * | 1992-07-13 | 1995-10-31 | Ko; Cheng-Hsu | Dynamic channel allocation method and system for integrated services digital network |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100479845B1 (ko) * | 2001-12-13 | 2005-03-30 | 한국전자통신연구원 | Isdn 통신 단말장치 |
Also Published As
Publication number | Publication date |
---|---|
KR20010049025A (ko) | 2001-06-15 |
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