KR20060070664A - 키폰 시스템에서 엑스캐스트를 이용한 회의 기능 수행장치 및 그 방법 - Google Patents
키폰 시스템에서 엑스캐스트를 이용한 회의 기능 수행장치 및 그 방법 Download PDFInfo
- Publication number
- KR20060070664A KR20060070664A KR1020040109209A KR20040109209A KR20060070664A KR 20060070664 A KR20060070664 A KR 20060070664A KR 1020040109209 A KR1020040109209 A KR 1020040109209A KR 20040109209 A KR20040109209 A KR 20040109209A KR 20060070664 A KR20060070664 A KR 20060070664A
- Authority
- KR
- South Korea
- Prior art keywords
- xcast
- tcp
- stack
- pstn
- interface unit
- Prior art date
- Legal status (The legal status 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 status listed.)
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/15—Conference systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/16—Arrangements for providing special services to substations
- H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
- H04L12/1813—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast for computer conferences, e.g. chat rooms
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/16—Arrangements for providing special services to substations
- H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
- H04L12/185—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast with management of multicast group membership
-
- 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
- H04L12/4604—LAN interconnection over a backbone network, e.g. Internet, Frame Relay
- H04L12/4612—LAN interconnection over narrowband networks, e.g. N-ISDN, PSTN, X.25
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Multimedia (AREA)
- General Engineering & Computer Science (AREA)
- Telephonic Communication Services (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
Description
Claims (3)
- 단말기와 PSTN 또는 IP 네트워크로 인터페이스를 수행하는 PSTN/IP 인터페이스부와;상기 PSTN/IP 인터페이스부와 연결되어 신호의 인코딩을 수행하는 DSP와;상기 DSP와 연결되어 키폰 시스템에 대한 제어를 수행하는 제어부와;상기 제어부의 제어를 받고, TCP/IP 레이어에서 엑스캐스트 처리를 수행하는 TCP/IP 스택과;상기 TCP/IP 스택과 연결되고, 인터넷을 통해 엑스캐스트로 단말기와의 인터페이스를 수행하는 LAN 인터페이스부를 포함하여 구성된 것을 특징으로 하는 키폰 시스템에서 엑스캐스트를 이용한 회의 기능 수행 장치.
- 제 1 항에 있어서, 상기 TCP/IP 스택은,비디오 스트림에 대해 엑스캐스트 처리를 수행하여 비디오 회의 기능이 수행되도록 하는 것을 특징으로 하는 키폰 시스템에서 엑스캐스트를 이용한 회의 기능 수행 장치.
- 송신측 단말기에서 회의 데이터를 전송하면 전송된 데이터를 인코딩하는 제 1 단계와;상기 제 1 단계 후 인코딩된 데이터를 TCP/IP 스택에서 엑스캐스트 패킷으로 생성하는 제 2 단계와;상기 제 2 단계 후 생성된 엑스캐스트 패킷을 목적지 어드레스 리스트에 따라 멀티플 유니캐스트 패킷으로 생성하여 수신측 단말기로 전송하는 제 3 단계를 포함하여 수행하는 것을 특징으로 하는 키폰 시스템에서 엑스캐스트를 이용한 회의 기능 수행 방법.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020040109209A KR101000590B1 (ko) | 2004-12-21 | 2004-12-21 | 키폰 시스템에서 엑스캐스트를 이용한 회의 기능 수행장치 및 그 방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020040109209A KR101000590B1 (ko) | 2004-12-21 | 2004-12-21 | 키폰 시스템에서 엑스캐스트를 이용한 회의 기능 수행장치 및 그 방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20060070664A true KR20060070664A (ko) | 2006-06-26 |
| KR101000590B1 KR101000590B1 (ko) | 2010-12-10 |
Family
ID=37164261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020040109209A Expired - Fee Related KR101000590B1 (ko) | 2004-12-21 | 2004-12-21 | 키폰 시스템에서 엑스캐스트를 이용한 회의 기능 수행장치 및 그 방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR101000590B1 (ko) |
-
2004
- 2004-12-21 KR KR1020040109209A patent/KR101000590B1/ko not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR101000590B1 (ko) | 2010-12-10 |
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