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Acta Optica Sinica, Volume. 42, Issue 21, 2133001(2022)

Immersive Visual Experience of TV Ambilight System

Zhenping Xia1,2、*, Lixing Lin2, Yueyuan Zhang1, Tao Huang1, and Fuyuan Hu1
Author Affiliations
  • 1College of Electronics and Information Engineering, Suzhou University of Science and Technology, Suzhou 215009, Jiangsu , China
  • 2College of Physical Science and Technology, Suzhou University of Science and Technology, Suzhou 215009, Jiangsu , China
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    AbstractGet PDF(in Chinese)
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    References (20)
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    Figures & Tables(10)
    Ambilight technology of Philips TV. (a) Spectrum 1; (b) Spectrum 2; (c) Spectrum 3; (d) Aurea

    Fig. 1. Ambilight technology of Philips TV. (a) Spectrum 1; (b) Spectrum 2; (c) Spectrum 3; (d) Aurea

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    Immersive visual experience simulation system of TV Ambilight

    Fig. 2. Immersive visual experience simulation system of TV Ambilight

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    Models of LED luminance intensity distribution. (a) Angular decay model of LED; (b) definition of irradiation direction of LED

    Fig. 3. Models of LED luminance intensity distribution. (a) Angular decay model of LED; (b) definition of irradiation direction of LED

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    Light distribution simulation of Ambilight system. (a) Two side mode; (b) three side mode; (c) four side mode; (d) color fusion comparison between real and simulated Ambilights under color mixed light mode

    Fig. 4. Light distribution simulation of Ambilight system. (a) Two side mode; (b) three side mode; (c) four side mode; (d) color fusion comparison between real and simulated Ambilights under color mixed light mode

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    LED array light fusion comparison between real and simulated Ambilight. (a) Locations of compared fused light distributions; (b) light distribution comparison of top area; (c) light distribution comparison of corner area; (d) light distribution comparison of right area

    Fig. 5. LED array light fusion comparison between real and simulated Ambilight. (a) Locations of compared fused light distributions; (b) light distribution comparison of top area; (c) light distribution comparison of corner area; (d) light distribution comparison of right area

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    Ambient light simulation process of TV Ambilight system

    Fig. 6. Ambient light simulation process of TV Ambilight system

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    Various types of images and according simulated Ambilight used for perception experiment (light distribution mode is three side mode)

    Fig. 7. Various types of images and according simulated Ambilight used for perception experiment (light distribution mode is three side mode)

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    Average and standard deviation of preference evaluation of simulated TV Ambilight effect. (a) Preference evaluation of layer number; (b) preference evaluation of LED combination style; (c) preference evaluation of selected width of related display content; (d) preference evaluation of LED projection angle; (e) preference evaluation of bend method of LED arrangement; (f) preference evaluation of intensity ratio of top side to left and right sides

    Fig. 8. Average and standard deviation of preference evaluation of simulated TV Ambilight effect. (a) Preference evaluation of layer number; (b) preference evaluation of LED combination style; (c) preference evaluation of selected width of related display content; (d) preference evaluation of LED projection angle; (e) preference evaluation of bend method of LED arrangement; (f) preference evaluation of intensity ratio of top side to left and right sides

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    • Table 1. Investigated factors affecting immersive visual experience of TV Ambilight system

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      Table 1. Investigated factors affecting immersive visual experience of TV Ambilight system

      Investigated factorValue optionDefaultConcerned factorStimuli No.Choice No.
      Number of layers1： one layer；1Selected content width，124
      2： double layersLED projection angle
      LED group style1： 2_2_2；3

      Number of layers，

      selected content width

      		126
      2： 4_6_4；
      3： 13_26_13
      Selected content width1： 64/128_128；2LED group style，126
      2： 224/224_64number of layers
      LED projection angle1： 20°；1

      Bend method，

      intensity ratio

      		186
      2： 40°；
      3： 60°
      Bend method1： on；1LED projection angle，189
      2： offintensity ratio
      Intensity ratio1： 0.4；3LED projection angle93
      2： 0.7；
      3： 1.0

    • Table 2. Results of ANOVA analysis of factors affecting perceptual preference of immersive Ambilight system

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      Table 2. Results of ANOVA analysis of factors affecting perceptual preference of immersive Ambilight system

      Influence factorPerceptual preference
      dfFSig.
      Number of layers101.000
      LED group style20.9890.377
      Selected content width10.0750.786
      LED projection angle216.7460
      Bend method1627.6070
      Intensity ratio219.0450
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    Zhenping Xia, Lixing Lin, Yueyuan Zhang, Tao Huang, Fuyuan Hu. Immersive Visual Experience of TV Ambilight System[J]. Acta Optica Sinica, 2022, 42(21): 2133001

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    Paper Information

    Category: Vision, Color, and Visual Optics

    Received: Mar. 8, 2022

    Accepted: May. 23, 2022

    Published Online: Nov. 4, 2022

    The Author Email: Xia Zhenping (xzp@usts.edu.cn)

    DOI:10.3788/AOS202242.2133001

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology