HK1027699A1 - An information transmission system and more precisely a telephone system - Google Patents

An information transmission system and more precisely a telephone system

Info

Publication number
HK1027699A1
HK1027699A1 HK00105718A HK00105718A HK1027699A1 HK 1027699 A1 HK1027699 A1 HK 1027699A1 HK 00105718 A HK00105718 A HK 00105718A HK 00105718 A HK00105718 A HK 00105718A HK 1027699 A1 HK1027699 A1 HK 1027699A1
Authority
HK
Hong Kong
Prior art keywords
precisely
information transmission
transmission system
telephone
telephone system
Prior art date
Application number
HK00105718A
Inventor
Gerhard Prochazka
Original Assignee
Ericsson Ahead Comm Systems Gm
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 Ericsson Ahead Comm Systems Gm filed Critical Ericsson Ahead Comm Systems Gm
Publication of HK1027699A1 publication Critical patent/HK1027699A1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/253—Telephone sets using digital voice transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/005—Interface circuits for subscriber lines
    • 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
    • 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
    • H04Q2213/13039—Asymmetrical two-way transmission, e.g. ADSL, HDSL
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/1309—Apparatus individually associated with a subscriber line, 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
    • H04Q2213/13209—ISDN
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/1322—PBX
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Telephonic Communication Services (AREA)
  • Bidirectional Digital Transmission (AREA)
HK00105718A 1997-08-19 2000-09-11 An information transmission system and more precisely a telephone system HK1027699A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT138897A AT408297B (en) 1997-08-19 1997-08-19 MESSAGE TRANSMISSION SYSTEM, IN PARTICULAR TELEPHONE SYSTEM
PCT/AT1998/000190 WO1999009727A2 (en) 1997-08-19 1998-08-12 An information transmission system and more precisely a telephone system

Publications (1)

Publication Number Publication Date
HK1027699A1 true HK1027699A1 (en) 2001-01-19

Family

ID=3512807

Family Applications (1)

Application Number Title Priority Date Filing Date
HK00105718A HK1027699A1 (en) 1997-08-19 2000-09-11 An information transmission system and more precisely a telephone system

Country Status (8)

Country Link
AT (1) AT408297B (en)
AU (1) AU8718098A (en)
BR (1) BR9811915A (en)
ES (1) ES2190863B1 (en)
GB (1) GB2344967B (en)
HK (1) HK1027699A1 (en)
PL (1) PL338916A1 (en)
WO (1) WO1999009727A2 (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT396535B (en) * 1990-06-13 1993-10-25 Semcotec Handel MESSAGE TRANSMISSION SYSTEM, IN PARTICULAR TELEPHONE SYSTEM
GB9323337D0 (en) * 1993-11-11 1994-01-05 Marconi Gec Ltd High-speed digital subscriber lines

Also Published As

Publication number Publication date
BR9811915A (en) 2000-09-05
AT408297B (en) 2001-10-25
WO1999009727A2 (en) 1999-02-25
GB2344967B (en) 2002-08-28
GB0005611D0 (en) 2000-05-03
ES2190863A1 (en) 2003-08-16
ATA138897A (en) 2001-02-15
AU8718098A (en) 1999-03-08
PL338916A1 (en) 2000-11-20
WO1999009727A3 (en) 1999-05-14
GB2344967A (en) 2000-06-21
ES2190863B1 (en) 2005-05-01

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Legal Events

Date Code Title Description
AS Change of ownership

Owner name: FLEXTRONICS INTERNATIONAL GMBH & CO. NFG. KG

Free format text: FORMER OWNER(S): ERICSSON AHEAD COMMUNICATIONS SYSTEMS GMBH

CHPA Change of a particular in the register (except of change of ownership)
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20060812