GB2344967B - 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
GB2344967B
GB2344967B GB0005611A GB0005611A GB2344967B GB 2344967 B GB2344967 B GB 2344967B GB 0005611 A GB0005611 A GB 0005611A GB 0005611 A GB0005611 A GB 0005611A GB 2344967 B GB2344967 B GB 2344967B
Authority
GB
United Kingdom
Prior art keywords
precisely
information transmission
transmission system
telephone
telephone system
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.)
Expired - Fee Related
Application number
GB0005611A
Other versions
GB0005611D0 (en
GB2344967A (en
Inventor
Gerhard Prochazka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ericsson Austria GmbH
Ahead Communications Systems AG
Original Assignee
Ericsson Austria GmbH
Ahead Communications Systems AG
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 Austria GmbH, Ahead Communications Systems AG filed Critical Ericsson Austria GmbH
Publication of GB0005611D0 publication Critical patent/GB0005611D0/en
Publication of GB2344967A publication Critical patent/GB2344967A/en
Application granted granted Critical
Publication of GB2344967B publication Critical patent/GB2344967B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
GB0005611A 1997-08-19 1998-08-12 An information transmission system and more precisely a telephone system Expired - Fee Related GB2344967B (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 (3)

Publication Number Publication Date
GB0005611D0 GB0005611D0 (en) 2000-05-03
GB2344967A GB2344967A (en) 2000-06-21
GB2344967B true GB2344967B (en) 2002-08-28

Family

ID=3512807

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0005611A Expired - Fee Related GB2344967B (en) 1997-08-19 1998-08-12 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)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991020141A1 (en) * 1990-06-13 1991-12-26 Semcotec Handelsgesellschaft M.B.H. Communications-transmission system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9323337D0 (en) * 1993-11-11 1994-01-05 Marconi Gec Ltd High-speed digital subscriber lines

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991020141A1 (en) * 1990-06-13 1991-12-26 Semcotec Handelsgesellschaft M.B.H. Communications-transmission system

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
NISHIMURA "ADVANCED ANALOG SUBSCRIBER LINE INTERFACE" NEC RESEARCH BD32 NR4 1 OCTOBER 1991 *
WARING "DIGITAL SUBSCRIBER LINE TECH FACILITATES A GRACEFUL TRANSITION" IEEE COMMS MAG BD29 1/3/91 *

Also Published As

Publication number Publication date
WO1999009727A2 (en) 1999-02-25
GB0005611D0 (en) 2000-05-03
ATA138897A (en) 2001-02-15
HK1027699A1 (en) 2001-01-19
PL338916A1 (en) 2000-11-20
WO1999009727A3 (en) 1999-05-14
AT408297B (en) 2001-10-25
GB2344967A (en) 2000-06-21
AU8718098A (en) 1999-03-08
ES2190863B1 (en) 2005-05-01
ES2190863A1 (en) 2003-08-16
BR9811915A (en) 2000-09-05

Similar Documents

Publication Publication Date Title
IL125571A0 (en) A packet-switched-network telephone system
IL123117A0 (en) Conveying telephone numbers and other information
HUP0004689A3 (en) Procedure and system for providing a telecommunication service
AU8250098A (en) A message information system
GB9804987D0 (en) Portaable terminal device and information management system and information ma nagement method using the pportable terminal device
GB9418514D0 (en) Information transmission system
AU2112000A (en) Data transmission in a telecommunications system
IL136581A0 (en) Procedure and system for the transmission of information and setting up of a telecommunication connection
AU9444498A (en) Data access in a telephone system
GB2322767B (en) A method of transmitting call information
AU6364698A (en) A telecommunications system
AU9599098A (en) System and circuit for telecommunications data conversion
PL341214A1 (en) Transmission of a signalling information in a telecommunication system
ZA9710365B (en) A telecommunications method and system.
GB2337183B (en) A mobile telecommunications unit and system and a method relating thereto
GB2344967B (en) An information transmission system and more precisely a telephone system
GB2324936B (en) Many-carrier transmission system and a receiver therefor
AU6360998A (en) A voice information service system and an operation method applied therein
ZA985779B (en) Data transmission method and data transmission system
AU9659298A (en) Method and arrangement in a telecommunication system
GB9620756D0 (en) A telephone card
AU1487199A (en) A communication method and system
AU5291799A (en) Data transmission in a telecommunication system
GB9616250D0 (en) A mounting system and a telecommunications system
TW339868U (en) A multimedia telecommunications system

Legal Events

Date Code Title Description
789A Request for publication of translation (sect. 89(a)/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20050812