CA1217585A - Elevator display system with optical power transmission - Google Patents

Elevator display system with optical power transmission

Info

Publication number
CA1217585A
CA1217585A CA000459272A CA459272A CA1217585A CA 1217585 A CA1217585 A CA 1217585A CA 000459272 A CA000459272 A CA 000459272A CA 459272 A CA459272 A CA 459272A CA 1217585 A CA1217585 A CA 1217585A
Authority
CA
Canada
Prior art keywords
optical
display system
light beam
elevator
disposed
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
CA000459272A
Other languages
English (en)
French (fr)
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
Application granted granted Critical
Publication of CA1217585A publication Critical patent/CA1217585A/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)
CA000459272A 1983-07-22 1984-07-19 Elevator display system with optical power transmission Expired CA1217585A (en)

Applications Claiming Priority (2)

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
JP134012/83 1983-07-22

Publications (1)

Publication Number Publication Date
CA1217585A true CA1217585A (en) 1987-02-03

Family

ID=15118309

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000459272A Expired CA1217585A (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
JPS6026586A (ja) 1985-02-09
GB2148654A (en) 1985-05-30
GB2148654B (en) 1987-06-17
JPS6356158B2 (enExample) 1988-11-07

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Legal Events

Date Code Title Description
MKEX Expiry