GB8923976D0 - A switching apparatus for data and audiocommunication - Google Patents

A switching apparatus for data and audiocommunication

Info

Publication number
GB8923976D0
GB8923976D0 GB8923976A GB8923976A GB8923976D0 GB 8923976 D0 GB8923976 D0 GB 8923976D0 GB 8923976 A GB8923976 A GB 8923976A GB 8923976 A GB8923976 A GB 8923976A GB 8923976 D0 GB8923976 D0 GB 8923976D0
Authority
GB
United Kingdom
Prior art keywords
audiocommunication
data
switching apparatus
switching
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.)
Withdrawn
Application number
GB8923976A
Other versions
GB2225514A (en
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.)
EPL KONE Pty Ltd
Original Assignee
EPL KONE Pty Ltd
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 EPL KONE Pty Ltd filed Critical EPL KONE Pty Ltd
Publication of GB8923976D0 publication Critical patent/GB8923976D0/en
Publication of GB2225514A publication Critical patent/GB2225514A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/0006—Monitoring devices or performance analysers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/60—Systems for communication between relatively movable stations, e.g. for communication with lift
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/04—Telephonic communication systems specially adapted for combination with other electrical systems with alarm systems, e.g. fire, police or burglar alarm systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Indicating And Signalling Devices For Elevators (AREA)
GB8923976A 1988-10-25 1989-10-25 A switching apparatus for data and audiocommunication Withdrawn GB2225514A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPJ114888 1988-10-25

Publications (2)

Publication Number Publication Date
GB8923976D0 true GB8923976D0 (en) 1989-12-13
GB2225514A GB2225514A (en) 1990-05-30

Family

ID=3773468

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8923976A Withdrawn GB2225514A (en) 1988-10-25 1989-10-25 A switching apparatus for data and audiocommunication

Country Status (1)

Country Link
GB (1) GB2225514A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2242100A (en) * 1990-03-14 1991-09-18 Tunstall Security Limited Alarm communication controller
US5345046A (en) * 1991-07-23 1994-09-06 Otis Elevator Company Voice communication for elevator
EP1092668A1 (en) * 1999-10-11 2001-04-18 Mac Puar S.A. Emergency telephone for elevators and programming procedure
FR2805951A1 (en) * 2000-03-01 2001-09-07 Midi Const Metalliques Micome Monitoring device for premises, e.g. lifts, using emergency telephone connected to public telephone network
FR2816606B1 (en) * 2000-11-16 2003-02-21 Otis Elevator Co METHOD FOR MONITORING ELEVATOR OPERATION WITH AUTOMATIC TRANSMISSION OF ANOMALY SIGNALS, ESPECIALLY A FAILURE AND CORRESPONDING MONITORING DEVICE
FR3057419B1 (en) * 2016-10-06 2019-07-05 Sodimas COMMUNICATION BETWEEN AN ELEVATOR INSTALLATION AND A REMOTE SERVER.

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3607717A1 (en) * 1986-03-08 1987-11-05 Telefonbau & Normalzeit Gmbh SMALL TELEPHONE EXTENSION SYSTEM, IN PARTICULAR SERIES

Also Published As

Publication number Publication date
GB2225514A (en) 1990-05-30

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)