MX9304472A - Metodo y sistema a base de una red digital de servicios integrados para hacer llamadas con video. - Google Patents

Metodo y sistema a base de una red digital de servicios integrados para hacer llamadas con video.

Info

Publication number
MX9304472A
MX9304472A MX9304472A MX9304472A MX9304472A MX 9304472 A MX9304472 A MX 9304472A MX 9304472 A MX9304472 A MX 9304472A MX 9304472 A MX9304472 A MX 9304472A MX 9304472 A MX9304472 A MX 9304472A
Authority
MX
Mexico
Prior art keywords
isdn
audio
video
call
connection
Prior art date
Application number
MX9304472A
Other languages
English (en)
Inventor
Nuri Ruhi Dagdeviren
Krashayar Mohammadi
Andreas Constanti Papanicolaou
Original Assignee
American Telephone & Telegraph
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by American Telephone & Telegraph filed Critical American Telephone & Telegraph
Publication of MX9304472A publication Critical patent/MX9304472A/es

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/1066—Session management
    • H04L65/1069—Session establishment or de-establishment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/1066—Session management
    • H04L65/1083—In-session procedures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/1066—Session management
    • H04L65/1083—In-session procedures
    • H04L65/1089—In-session procedures by adding media; by removing media
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H04Q11/0428—Integrated services digital network, i.e. systems for transmission of different types of digitised signals, e.g. speech, data, telecentral, television signals
    • H04Q11/0435—Details
    • H04Q11/0471—Terminal access circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/40—Support for services or applications
    • H04L65/403—Arrangements for multi-party communication, e.g. for conferences
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13034—A/D conversion, code compression/expansion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13096—Digital apparatus individually associated with a subscriber line, digital line circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13176—Common channel signaling, CCS7
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13201—Change-over of service during connection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13204—Protocols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13208—Inverse multiplexing, channel bonding, e.g. TSSI aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13209—ISDN
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13292—Time division multiplexing, TDM
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13332—Broadband, CATV, dynamic bandwidth allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13337—Picturephone, videotelephony
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/1336—Synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/204—ISDN protocol; ISO 7
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/337—Picturephone
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/392—Channel allocation - special rules

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Business, Economics & Management (AREA)
  • General Business, Economics & Management (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)

Abstract

La presente invención se refiere a una llamada con calidad suficiente para servicio telefónico o de nivel de conversación (audio) de medio sencilla, inclinada por un video teléfono ISDN y dirigida a otro video teléfono ISDN, que se convierte en una llamada ISDN de medios múltiples (audio y video) al a) mantener la conexión para la llamada de nivel de conversación, mientras que la conexión de audio y video ISDN se establece sobre un canal portador del bucle subscriptor ISDN diferente del canal portador que se emplea por la conexión de nivel de conversación, b) conmutar las señales de audio de la llamad de nivel de conversación a la conexión de audio y video ISDN, una vez que la conexión audio y video ISDN se establece y c) fragmentado de la llamada de nivel de conversación inicial.
MX9304472A 1992-07-23 1993-07-23 Metodo y sistema a base de una red digital de servicios integrados para hacer llamadas con video. MX9304472A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/919,000 US5371534A (en) 1992-07-23 1992-07-23 ISDN-based system for making a video call

Publications (1)

Publication Number Publication Date
MX9304472A true MX9304472A (es) 1994-04-29

Family

ID=25441323

Family Applications (1)

Application Number Title Priority Date Filing Date
MX9304472A MX9304472A (es) 1992-07-23 1993-07-23 Metodo y sistema a base de una red digital de servicios integrados para hacer llamadas con video.

Country Status (7)

Country Link
US (1) US5371534A (es)
EP (1) EP0583094B1 (es)
JP (1) JPH06209471A (es)
KR (1) KR0150651B1 (es)
DE (1) DE69330700D1 (es)
MX (1) MX9304472A (es)
TW (1) TW224556B (es)

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Also Published As

Publication number Publication date
DE69330700D1 (de) 2001-10-11
EP0583094B1 (en) 2001-09-05
JPH06209471A (ja) 1994-07-26
KR0150651B1 (ko) 1998-11-02
US5371534A (en) 1994-12-06
EP0583094A3 (en) 1997-03-19
KR940006132A (ko) 1994-03-23
TW224556B (es) 1994-06-01
EP0583094A2 (en) 1994-02-16

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