WO2010140811A1 - 오브젝트 기반의 위치 좌표 효과를 갖는 사운드 출력을 위한 투음성 디스플레이 장치 - Google Patents

오브젝트 기반의 위치 좌표 효과를 갖는 사운드 출력을 위한 투음성 디스플레이 장치 Download PDF

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Publication number
WO2010140811A1
WO2010140811A1 PCT/KR2010/003491 KR2010003491W WO2010140811A1 WO 2010140811 A1 WO2010140811 A1 WO 2010140811A1 KR 2010003491 W KR2010003491 W KR 2010003491W WO 2010140811 A1 WO2010140811 A1 WO 2010140811A1
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WO
WIPO (PCT)
Prior art keywords
sound
panel
display panel
display device
holes
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.)
Ceased
Application number
PCT/KR2010/003491
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English (en)
French (fr)
Korean (ko)
Inventor
박승민
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Individual
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Individual
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Publication date
Application filed by Individual filed Critical Individual
Priority to JP2012513866A priority Critical patent/JP5531249B2/ja
Priority to CN201080023321.3A priority patent/CN102450000B/zh
Priority to US13/375,505 priority patent/US9030386B2/en
Priority to EP10783560.5A priority patent/EP2439940B1/en
Publication of WO2010140811A1 publication Critical patent/WO2010140811A1/ko
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/64—Constructional details of receivers, e.g. cabinets or dust covers
    • H04N5/642—Disposition of sound reproducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/028—Casings; Cabinets ; Supports therefor; Mountings therein associated with devices performing functions other than acoustics, e.g. electric candles
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/30—Devices specially adapted for multicolour light emission
    • H10K59/35—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/15—Transducers incorporated in visual displaying devices, e.g. televisions, computer displays, laptops
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]

Definitions

  • the present invention relates to a transmissive display device, and more particularly, to a transmissive display device for sound output having an object-based position coordinate effect.
  • front left and right speakers, a subwoofer, a surround back speaker, a surround left and right speaker, and a center speaker are required to implement surround sound.
  • the center speaker is located in the center between the front left and right speakers to enhance the movement of the sound and to provide a complete sound image. It is mainly used for dialogue and is installed at the bottom of the display panel.
  • the size of the display panel gradually increases, the size of the screen increases and accordingly, the sound from the object (a person or a sounding object) is centered even when the position of the object appearing on the screen is biased on the left or right side. Since only the center of the speaker through the speaker does not match the position of the sound and the object on the screen, it becomes difficult to enjoy realistic screen.
  • the present patent application No. 10-2008-25826 discloses a display device having a matrix speaker to have a three-dimensional sense of sound behind the display panel have.
  • the present invention relates to a method for forming a hole through which sound passes in a display panel for sound permeability such that a sound having a positional coordinate effect coming out of the matrix speaker is emitted forward through the display panel for a display device having a matrix speaker behind the display panel.
  • An audio display panel and a display apparatus are provided.
  • a transmissive display panel for sound output having an object-based position coordinate effect includes a panel including a plurality of pixels and a driving circuit for driving the panel, wherein the panel transmits sound throughout the panel. It has a plurality of holes for.
  • the panel can be manufactured with OLED panels that can easily be drilled through.
  • the size of the holes included in the panel has a pixel size.
  • a display device for object-based sound output a plurality of pixels, a plurality of holes for transmitting sound, a permeable display panel having a driving circuit, And a speaker layer having a profiling layer for absorbing sound emitted in a direction other than the opening of the display panel, and a plurality of speakers arranged in two dimensions and attached or adjacent to the rear surface of the transparent display panel.
  • the permeable display device includes holes for transmitting sound between pixels of the display panel, it is possible to pass the sound from the multi-matrix speaker mounted on the rear of the back of the display panel, and thus the object.
  • the viewer By listening to the sound coming from the corresponding speaker according to the position of the screen, the viewer can feel a three-dimensional effect with the coordinate effect of the sound according to the position of the object on the screen.
  • FIG. 1 is a view showing the configuration of a conventional home theater system.
  • FIG. 3 is a diagram illustrating a configuration of one pixel of FIG. 2.
  • FIG. 4 is a view showing a case in which the configuration of a pixel is different.
  • FIG. 5 is a view showing the configuration of a transparent display panel according to an embodiment of the present invention.
  • FIG. 6 is a diagram illustrating a configuration example of a pixel according to an exemplary embodiment of the present invention.
  • FIG. 7 is a diagram illustrating a configuration example of a pixel according to another exemplary embodiment of the present invention.
  • FIG. 8 is a diagram illustrating an example of a configuration of a pixel according to another exemplary embodiment of the present invention.
  • FIG. 9 is a schematic diagram showing a configuration of a display device for object-based sound output according to an embodiment of the present invention.
  • FIG. 10 illustrates a functional configuration of a display device according to an embodiment of the present invention.
  • the OLED display device includes a panel 30 composed of a plurality of pixels and driving circuits 10 and 20 for driving the panel 30.
  • the pixel 31 of the panel 30 is composed of sub-pixels 32 of three colors R, G, and B for color realization.
  • the driving circuits 10 and 20 include a scan driving circuit 10 and a data driving circuit 20. Each pixel 31 is connected to the tm scan line 11 and the data line 21.
  • the data driver circuit 20 applies a data signal to each pixel 31 through the data line 21, and the scan driver circuit 10 applies a scan signal to the pixel 31 through the scan line 11. .
  • the pixel 31 includes R, G, and B subpixels of the same size.
  • the pixels may be configured by different area ratios between the subpixels as shown in FIG. 4.
  • the transmissive display panel 100 includes a panel 130 and driving circuits 110 and 120 for driving the panel, like a conventional display device.
  • the panel 130 includes a plurality of pixels 131, and each pixel includes subpixels 132 of three colors for color implementation.
  • the panel 130 according to the present invention further includes holes H for transmitting sound.
  • the permeable display panel 100 may be implemented such that the holes H are distributed on the panel 130 at a two-dimensional homogeneous density as shown in FIG. 5.
  • the size of each hole H included in the panel 130 is preferably equal to or smaller than the pixel size, and can be implemented to have a subpixel size.
  • the permeable display panel according to the present invention is implemented to include one hole for each pixel, and the embodiment may vary as shown in FIGS. 6 to 8.
  • the pixel 131 includes R, G and B subpixels and holes H having a square shape, and the sizes of the R, G and B subpixels and holes H are the same.
  • the pixel 140 includes two R subpixels, one G subpixel, two B subpixels, and a hole H having a square shape, and R, G, B subpixels, and a hole ( The size of H) is the same.
  • the pixel 150 includes R, G, and B subpixels having a rectangular shape, and holes H, and the sizes of the R, G, and B subpixels are the same, and the size of the holes H is R, It may be different from the size of the G and B subpixels.
  • the pixel configuration of FIGS. 6 to 8 is exemplary, and the pixel may be implemented in various forms.
  • the driving circuits 110 and 120 include the scan driving circuit 110 and the data driving circuit 120, like the conventional display apparatus.
  • Each pixel 131 is connected to the scan line 111 and the data line 121.
  • the data driver circuit 120 applies a data signal to each pixel 131 through the data line 121, and the scan driver circuit 110 applies a scan signal to the pixel 131 through the scan line 111. .
  • the permeable display panel 100 including such holes may be implemented in various display methods, but at present, it is preferable to implement the OLED and various methods are possible according to future technology development.
  • FIG. 9 is a schematic diagram illustrating a sound-permeable display device for sound output having an object-based position coordinate effect according to an embodiment of the present invention.
  • the display device is a transmissive display panel 300 having a plurality of pixels, a plurality of holes and a driving circuit for transmitting sound, and a prodding mounted on the back of the display panel.
  • a speaker system 400 includes a layer 301 and a plurality of matrix speakers attached or adjacent to a rear surface of the transmissive display panel and arranged in two dimensions.
  • the protecting layer 301 serves to protect the panel from vibrations generated when the speaker system 401 outputs sound.
  • the protecting layer 301 may have holes attached to or adjacent to the back of the panel and corresponding to the holes of the panel.
  • the protecting layer 301 may include a sound absorbing layer for protecting the panel.
  • the sound emitted from the speaker system 400 toward the hole of the panel is output through the hole of the protecting layer and the hole of the panel to the front of the panel of the transmissive display panel 300, but the sound other than the hole of the panel is output.
  • the sound emitted in the direction is absorbed by the sound absorbing layer included in the panel of the protecting layer 301 before reaching the panel.
  • the protecting layer 301 may further include a reflection layer in order to increase the transmission efficiency of sound in addition to the sound absorption layer.
  • the sound absorbing layer is then directed towards the panel and the reflective layer is directed towards the opposite side of the panel (speaker system).
  • the sound emitted from the speaker system 400 in the direction of the hole of the panel passes through the permeable display panel 300 through the hole of the protecting layer and the hole of the panel.
  • sound emitted in a direction other than the hole of the panel is reflected toward the speaker system 400 by the reflective layer, and the reflected sound hits the speaker system 400 again and is directed to the protecting layer 301.
  • Part of the sound directed to the protecting layer 301 is output to the front surface of the transmissive display panel 300 through the hole of the protecting layer 301 and the hole of the panel.
  • the sound absorbing layer absorbs the vibration so that the vibration when the sound is reflected on the reflective layer is not transmitted to the panel side.
  • the speaker system 400 is attached or adjacent to the rear of the transmissive display panel 300 as in the embodiment of FIG. 9. Since the protecting layer 301 is located at the rear of the transmissive display panel 300, the sound generated by the speaker system 400 must pass through the protecting layer 301.
  • the sound of the speaker system must pass through narrow holes, and the final sound heard by the user may be distorted compared to the original sound.
  • the user can hear the sound as close as possible to the original sound.
  • the display apparatus 500 for object-based sound output includes a panel having a plurality of pixels and a plurality of holes for transmitting sound, and a driving circuit for driving the panel by receiving a video signal.
  • the speaker system 510 includes speakers that are attached or adjacent to the rear of the transmissive display panel 520 and are arranged two-dimensionally (arranged in a matrix type), and the audio output circuitry includes the speaker output according to the sound position information. Outputs an audio signal to one or a plurality of speakers.
  • the predistorter 530 predistorts the audio signal and provides the audio output circuit to attenuate the sound output by the speakers from being distorted while passing through the transmissive display panel 520.
  • the sound distortion phenomenon when passing through the transmissive display panel 520 may vary depending on the size, density, and arrangement of the holes on the panel, but the sound before the distortion and the sound after the distortion may be modeled as in Equation (1).
  • Equation 1 S1 (s) is a sound before distortion, S2 (f) is a sound distorted after passing through the panel, and H (s) is a transfer function.
  • Equation (2) if an audio signal input to the pre-input is S0 (s), and the transfer function of the predistorter 530 is H '(s), S1 (s) is expressed as in Equation (2).
  • Equation 3 the sound S2 (f) passing through the panel may be expressed by Equation 3.
  • According to the present invention can be used in the display device for the sound output having the stereoscopic coordinate display effect of the object center.

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Electroluminescent Light Sources (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
PCT/KR2010/003491 2009-06-02 2010-06-01 오브젝트 기반의 위치 좌표 효과를 갖는 사운드 출력을 위한 투음성 디스플레이 장치 Ceased WO2010140811A1 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2012513866A JP5531249B2 (ja) 2009-06-02 2010-06-01 オブジェクト基盤の位置座標効果を有するサウンド出力のための透音性ディスプレイ装置
CN201080023321.3A CN102450000B (zh) 2009-06-02 2010-06-01 具有基于目标的位置坐标效果的声音输出用透音性显示装置
US13/375,505 US9030386B2 (en) 2009-06-02 2010-06-01 Sound penetrating display apparatus for outputting the sounds having object location effect in a scene
EP10783560.5A EP2439940B1 (en) 2009-06-02 2010-06-01 Sound-transmitting display device for outputting a sound corresponding to the coordinates of an object in a scene

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2009-0048528 2009-06-02
KR1020090048528A KR101060643B1 (ko) 2009-06-02 2009-06-02 오브젝트 기반의 위치 좌표 효과를 갖는 사운드 출력을 위한 투음성 디스플레이 장치

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Publication Number Publication Date
WO2010140811A1 true WO2010140811A1 (ko) 2010-12-09

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PCT/KR2010/003491 Ceased WO2010140811A1 (ko) 2009-06-02 2010-06-01 오브젝트 기반의 위치 좌표 효과를 갖는 사운드 출력을 위한 투음성 디스플레이 장치

Country Status (6)

Country Link
US (1) US9030386B2 (https=)
EP (1) EP2439940B1 (https=)
JP (1) JP5531249B2 (https=)
KR (1) KR101060643B1 (https=)
CN (1) CN102450000B (https=)
WO (1) WO2010140811A1 (https=)

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WO2020126061A1 (en) 2018-12-21 2020-06-25 Barco N.V. Method and system for acoustically transparent light emitting display
WO2020126060A1 (en) 2018-12-21 2020-06-25 Barco N.V. System and method for acoustically transparent display
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CN102450000B (zh) 2014-11-26
CN102450000A (zh) 2012-05-09
JP5531249B2 (ja) 2014-06-25
EP2439940A4 (en) 2012-09-05
EP2439940B1 (en) 2015-10-07
US9030386B2 (en) 2015-05-12
US20120082332A1 (en) 2012-04-05
KR101060643B1 (ko) 2011-08-31
JP2012529073A (ja) 2012-11-15
EP2439940A1 (en) 2012-04-11

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