GB2148654B - Elevator display system with optical power transmission - Google Patents

Elevator display system with optical power transmission

Info

Publication number
GB2148654B
GB2148654B GB08418443A GB8418443A GB2148654B GB 2148654 B GB2148654 B GB 2148654B GB 08418443 A GB08418443 A GB 08418443A GB 8418443 A GB8418443 A GB 8418443A GB 2148654 B GB2148654 B GB 2148654B
Authority
GB
United Kingdom
Prior art keywords
power transmission
display system
optical power
elevator display
elevator
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
Application number
GB08418443A
Other languages
English (en)
Other versions
GB8418443D0 (en
GB2148654A (en
Inventor
Akira Marubashi
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of GB8418443D0 publication Critical patent/GB8418443D0/en
Publication of GB2148654A publication Critical patent/GB2148654A/en
Application granted granted Critical
Publication of GB2148654B publication Critical patent/GB2148654B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3129—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] scanning a light beam on the display screen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B3/00—Applications of devices for indicating or signalling operating conditions of elevators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/80—Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water
    • H04B10/806—Arrangements for feeding power
    • H04B10/807—Optical power feeding, i.e. transmitting power using an optical signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • H04N5/7416—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/22—Adaptations for optical transmission

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Optics & Photonics (AREA)
  • Indicating And Signalling Devices For Elevators (AREA)
  • Audible And Visible Signals (AREA)
GB08418443A 1983-07-22 1984-07-19 Elevator display system with optical power transmission Expired GB2148654B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58134012A JPS6026586A (ja) 1983-07-22 1983-07-22 エレベ−タの表示装置

Publications (3)

Publication Number Publication Date
GB8418443D0 GB8418443D0 (en) 1984-08-22
GB2148654A GB2148654A (en) 1985-05-30
GB2148654B true GB2148654B (en) 1987-06-17

Family

ID=15118309

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08418443A Expired GB2148654B (en) 1983-07-22 1984-07-19 Elevator display system with optical power transmission

Country Status (3)

Country Link
JP (1) JPS6026586A (enExample)
CA (1) CA1217585A (enExample)
GB (1) GB2148654B (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1184245B (it) * 1985-06-20 1987-10-22 Pirelli Cavi Spa Apparecchiatura di telealimentazione a guida ottica
JPH0175065U (enExample) * 1987-11-06 1989-05-22
US5485897A (en) * 1992-11-24 1996-01-23 Sanyo Electric Co., Ltd. Elevator display system using composite images to display car position
GB2276289B (en) * 1993-03-15 1997-06-25 Sanyo Electric Co Elevator system

Also Published As

Publication number Publication date
GB8418443D0 (en) 1984-08-22
CA1217585A (en) 1987-02-03
JPS6026586A (ja) 1985-02-09
GB2148654A (en) 1985-05-30
JPS6356158B2 (enExample) 1988-11-07

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940719