EP2037437A1 - Konfigurierbare große Bildschirmanzeige - Google Patents

Konfigurierbare große Bildschirmanzeige Download PDF

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Publication number
EP2037437A1
EP2037437A1 EP07017949A EP07017949A EP2037437A1 EP 2037437 A1 EP2037437 A1 EP 2037437A1 EP 07017949 A EP07017949 A EP 07017949A EP 07017949 A EP07017949 A EP 07017949A EP 2037437 A1 EP2037437 A1 EP 2037437A1
Authority
EP
European Patent Office
Prior art keywords
display
panel
standard
panels
light emitting
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Withdrawn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
EP07017949A
Other languages
English (en)
French (fr)
Inventor
Dimitijs Volohovs
Sergejs Mironovs
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.)
G-LEC EUROPE GMBH
STREET TELEVISION
Original Assignee
G-LEC EUROPE GmbH
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 G-LEC EUROPE GmbH filed Critical G-LEC EUROPE GmbH
Priority to EP07017949A priority Critical patent/EP2037437A1/de
Publication of EP2037437A1 publication Critical patent/EP2037437A1/de
Withdrawn legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
    • G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
    • G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2300/00—Aspects of the constitution of display devices
    • G09G2300/02—Composition of display devices
    • G09G2300/026—Video wall, i.e. juxtaposition of a plurality of screens to create a display screen of bigger dimensions

Definitions

  • This invention relates to a display apparatus using light emitting elements and more particularly to a display apparatus of a configurable modular large-scale type used for stage decoration or fixed architectural installation.
  • this invention relates to a configurable large screen display with a number of modules of different geometries.
  • the full-color large screen displays have been widely used for displaying pictures and information in area of events and shows, in sports fields and recreation grounds, and in outdoor and indoor advertisements.
  • the application details a display comprising a support holding a number of emissive lighting modules of single or multiple types whereby the emissive lighting modules are provided of a mechanical packaging of non-rectilinear geometry, optionally a triangular, a rectangular, a pentagonal, a hexagonal or an octagonal geometry; and whereby said support can have a two or three dimensional shape, and optionally can be a display tile assembly, a brick assembly, a pole assembly, a cabled assembly, a strip assembly, a grid assembly, a direct-mount display assembly, a mounting curtain assembly section and/or a curtain bar mechanism.
  • the application EP1650739 relates to lighting display modules and the corresponding support mechanisms for use in large-scale display applications.
  • this application relates to an adaptable support framework and non-rectilinear display module packages that together form non-orthogonal large-scale display.
  • lighting modules according to the application EP1650739 has irregular pixel pitch.
  • irregular pixel pitch For example-triangular, pentagonal, hexagonal modules has irregular pixel pitch. That makes the display incapable to reproduce images and video, because such an irregular pixel pitch will cause a distortion of image, displayed at such display.
  • EP1650739 is limited, in that it requires the use of special support mechanism, lighting modules and support mechanism are not transparent to wind, sound and light, and lighting modules have irregular pixel pitch.
  • a modular large screen display that is easy to assemble to form different shapes, that is lightweight, transparent to wind, sound and light, that is easy to disassemble and maintain, that presents uniform, distortion-free image.
  • the object of this invention is to provide a large screen display comprising a plurality of modular display panels wherein the panels comprise both standard, rectangular panels, preferably square shaped and non-standard panels of non-standard shapes and sizes wherein each panel has a substantially planar front surface wherein each panel comprise a plurality of light emitting elements, said light emitting elements are positioned to form a matrix of pixels having a regular pitch between pixels, said that said panels have a plurality of openings and each panel has a rigid frame.
  • said light emitting elements are light emitting diodes, preferably each elements contain at least three light emitting diodes of different colors.
  • the total area of openings in said panel should be more than half of the panel area, preferably more than two thirds of the panel area.
  • said panels might be assembled into planar form with non rectangular geometry, for example stars, letters, circles or into non-planar form, for example cube, pyramid, or more complex non-planar forms.
  • said non-standard panel has one right angle, the length of one edge of the non-standard panel adjoining said right angle is equal to the length of the standard panel edge, wherein the length of one edge of the non-standard panel adjoining right angle is equal either to the length of the standard panel edge or to half of the length of the standard panel edge.
  • one edge of the non-standard panel is concave or convex.
  • this invention is an easily assembled and disassembled lighting and video see-through modular large screen display that comprises a set of display panels of various shapes and sizes to enable the fabrication of a large screen display of non rectangle form.
  • Each display panels is provided with rigid frame to enable the fabrication of a large screen display by connecting one panel frame to others without additional mounting frame. Additionally, the embodiment of this display has increased see-through visibility, increased acoustic transmittivity, and reduced wind load.
  • Fig.1 is an overview illustration of an example of configurable large screen display, in accordance with the invention, of non-rectangular form comprising both standard panels 1 and non-standard panels 2.
  • Fig.2a illustrates a perspective view of standard display panel 1 of the preferred embodiment
  • Fig.2b illustrates an exploded perspective view of the standard display panel 1 of the preferred embodiment
  • Fig.2c illustrates an exploded magnified perspective view of left lower corner of standard display panel 1 of the preferred embodiment, in accordance with the invention.
  • a "standard" display panel includes a panel having a rectangular, preferably square shape.
  • a standard display panel 1 is a square-shaped display panel comprising a printed circuit board 3 with a plurality of light emitting elements 4 and a support rigid frame 5.
  • a printed circuit board 3 of a standard panel 1 is substantially of the same form as the standard panel 1, a square-shaped printed circuit board in case of square shaped display panel, preferably made from monolith, preferably single piece fibreglass material, preferably a non-reflective or substantially non-reflective material having a black pigment.
  • a printed circuit board 3 has a plurality of openings 6, made for example by milling method, known to those skilled in the art. Front side of the printed circuit board 3 is populated with light emitting elements 4. Light emitting elements 4 form a matrix of pixels with regular pitch between pixels.
  • a frame 5 is substantially of the same form as the standard panel 1, a square-shaped in case of square shaped display panel 1, the frame is preferably made from a tube or tubes, forming a rigid contour on the perimeter of the panel 1.
  • a printed circuit board 3 is attached to the frame 5, in the preferred embodiment the printed circuit board 3 is attached to the frame 5 with bolts and nuts, however any other means known to whose skilled in the art, for example rivets, clips, or adhesive materials, are possible.
  • a plurality of opening 6 in the printed circuit board 3 allows to reduce the weight of the display panel, reduce the wind load on the panel thus allowing further reduce the weight of the panel by using lighter frame. Additional advantage of the opening is increased see-through visibility and increased acoustic transmittivity.
  • the total area of openings in said panel should be more than half of the panel area, preferably more than two thirds of the panel area. In the preferred embodiment of the invention the total area of openings is 70% of the panel area.
  • Fig.3a illustrates a perspective view of an exemplary of non-standard display panel 2
  • Fig.2b illustrates an exploded perspective view of an exemplary non-standard display panel 2, in accordance with present invention.
  • a "non-standard" display panel includes a panel having a shape other than square or rectangle.
  • a non-standard panel 2 is a triangle-shaped display panel, where two edges forms a right angle, and the third edge is straight.
  • a non-standard display panel 2 further comprising a printed circuit board 10 with populated light emitting elements 4 and a rigid frame 11.
  • a printed circuit board 10 of a non-standard panel 2 is substantially of the same form as a non-standard panel 2, preferably is made from monolith, preferably single piece fibreglass material, preferably a non-reflective or substantially non-reflective material having a black pigment.
  • a printed circuit board 10 has a plurality of openings 6, made for example by milling method, known to those skilled in the art. Front side of the printed circuit board 10 is populated with light emitting elements 4. Light emitting elements 4 forms a triangle-shaped matrix of pixels with regular pitch between pixels.
  • a frame 11 is substantially of the same form as the non-standard panel 1, the frame is preferably made from a tube or tubes, forming a rigid contour of triangle shape.
  • a frame 5 of standard panel 1 and frame 11 of non-standard panel 2 may be made of a thin, rigid, lightweight material such as a metal so that the entire display is very lightweight.
  • a metal can include aluminium or other lightweight metals.
  • plastic, fibreglass, carbonaceous materials and other lightweight materials and combination of thereof can be used.
  • a light emitting elements 4 may be a light emitting diodes preferably, a light emitting diode in a single surface mount ceramic package, for example, NSSM016A manufactured by Nichia, Japan.
  • light emitting diode may be a single colour type light emitting diode of red, green, blue, yellow, amber or white colour.
  • Fig.4 shows a set of different non-standard display panels 6 in accordance with the present invention.
  • a variety of non-standard display panels includes triangle-shaped display panels in which two edges forms a right angle and the third edge can be straight, convex or concave. At that the length of one edge forming the straight angle is equal to the length of the edge of a standard display panel L, whereas the length of another edge forming the straight angle is equal to L or to L/2.
  • non-standard display panels also includes reflection symmetric forms of the above described of non-standard triangle display panels.
  • Fig.5 illustrates an exemplary planar displays, formed by standard display panels 1 and non-standard display panels 2 shown on Fig 4 .
  • two standard panels 1 and four non-standard panels 2 forms a planar display 12.
  • frames 5 of standard display panels 1 and frames 11 of non-standard display panels 6 are connected together, for example, by connecting pins or plates, or by any other means known to those skilled in the art.
  • lighting elements 4 of both standard display panels 1 and non-standard display panels 2 forms a matrix of light emitting elements 4 with regular pitch between said light emitting elements 4 in vertical H and horizontal B directions.
  • a regular pitch allows a planar display 12 to display distortion-free images.
  • the background behind display 12 is visible to an audience because of existing plurality of openings 6 and the display 12 can be illuminated from behind, so that more extraordinary stage effects can be created in addition to the video or lighting effects displayed on display 12.
  • stage lasers or moving headlights can be placed behind the display 12 to light through the surface of display 12.
  • the display 12 has increased transparency to sound waves because of existing plurality of opening 6.
  • the displays can be placed on stage without limitation of propagation of sound waves.
  • the openings 6 are playing an important role in reduction of wind load, if display 12 is placed outdoor.
  • overall mechanical structure of display 12 is sufficiently lightweighted.
  • Fig.6 illustrates an exemplary planar display, formed by standard display panels 1 and non-standard display panels 2.
  • Fig.7 illustrates an exemplary non-planar display, formed by standard display panels 1 and non-standard display panels 2.
EP07017949A 2007-09-13 2007-09-13 Konfigurierbare große Bildschirmanzeige Withdrawn EP2037437A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP07017949A EP2037437A1 (de) 2007-09-13 2007-09-13 Konfigurierbare große Bildschirmanzeige

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP07017949A EP2037437A1 (de) 2007-09-13 2007-09-13 Konfigurierbare große Bildschirmanzeige

Publications (1)

Publication Number Publication Date
EP2037437A1 true EP2037437A1 (de) 2009-03-18

Family

ID=39027581

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07017949A Withdrawn EP2037437A1 (de) 2007-09-13 2007-09-13 Konfigurierbare große Bildschirmanzeige

Country Status (1)

Country Link
EP (1) EP2037437A1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020126061A1 (en) * 2018-12-21 2020-06-25 Barco N.V. Method and system for acoustically transparent light emitting display
CN114449244A (zh) * 2020-10-31 2022-05-06 华为技术有限公司 一种画质调整方法及装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1650729A2 (de) * 2004-10-07 2006-04-26 Barco, naamloze vennootschap. Verbesserte Anzeigevorrichtung und dazu gehörende Haltevorrichtung, Licht emittierende Anzeigemodule und deren Verpackung
US20070044357A1 (en) * 2004-03-15 2007-03-01 Onscreen Technologies, Inc. Rapid Dispatch Emergency Signs
US20070068055A1 (en) * 2003-10-08 2007-03-29 Segan Marc H Fordable modular light array

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070068055A1 (en) * 2003-10-08 2007-03-29 Segan Marc H Fordable modular light array
US20070044357A1 (en) * 2004-03-15 2007-03-01 Onscreen Technologies, Inc. Rapid Dispatch Emergency Signs
EP1650729A2 (de) * 2004-10-07 2006-04-26 Barco, naamloze vennootschap. Verbesserte Anzeigevorrichtung und dazu gehörende Haltevorrichtung, Licht emittierende Anzeigemodule und deren Verpackung

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020126061A1 (en) * 2018-12-21 2020-06-25 Barco N.V. Method and system for acoustically transparent light emitting display
CN113228143A (zh) * 2018-12-21 2021-08-06 巴科股份有限公司 用于透声发光显示器的方法和系统
CN113228143B (zh) * 2018-12-21 2023-10-13 巴科股份有限公司 用于透声发光显示器的方法和系统
CN114449244A (zh) * 2020-10-31 2022-05-06 华为技术有限公司 一种画质调整方法及装置
CN114449244B (zh) * 2020-10-31 2023-07-18 华为技术有限公司 一种画质调整方法及装置

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