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CN-122003953-A - Lighting system and lighting device

CN122003953ACN 122003953 ACN122003953 ACN 122003953ACN-122003953-A

Abstract

Provided are an illumination system and an illumination device capable of realizing dynamic light distribution control following the signal level of music data. The lighting system is provided with a speaker device (400) capable of playing music data, a lighting device (1) capable of controlling the light distribution state of light emitted from a light source, and a control device (300) which transmits the music data to the speaker device (400) and dynamically controls the light distribution state of the lighting device (1) in synchronization with the time-series change of the music data.

Inventors

  • SHAO GANG

Assignees

  • 株式会社日本显示器

Dates

Publication Date
20260508
Application Date
20240821
Priority Date
20231010

Claims (10)

  1. 1. An illumination system is provided with: A speaker device capable of playing music data; A lighting device capable of controlling the light distribution state of light emitted from the light source, and And a control device that transmits the musical composition data to the speaker device, and dynamically controls the light distribution state of the illumination device in synchronization with a time-series change of the musical composition data.
  2. 2. An illumination system is provided with: A lighting device capable of controlling the light distribution state of light emitted from the light source, and A control device for controlling the light distribution state of the lighting device, The lighting device is provided with a speaker which plays music data transmitted from the control device, The control device transmits the musical composition data to the lighting device, and dynamically controls the light distribution state of the lighting device in synchronization with the time-series change of the musical composition data.
  3. 3. An illumination system is provided with: A lighting device capable of controlling the light distribution state of light emitted from the light source, and And a control device which plays music data and dynamically controls the light distribution state of the lighting device in synchronization with the time-series change of the music data.
  4. 4. The illumination system according to any one of claims 1 to 3, wherein, The control device generates light distribution data for controlling the light distribution state of the illumination device based on representative values of data values of the music data in each of a plurality of first periods by dividing the length of the music data.
  5. 5. The illumination system of claim 4, wherein, The control device sets the maximum value of the data values in the first period as the representative value when the central value of the plurality of data values in the predetermined first period is larger than the average value of the data values in the second period longer than the first period, When the central value of the plurality of data values in the first period is equal to or less than the average value of the data values in the second period, the minimum value of the data values in the first period is set as the representative value.
  6. 6. The illumination system of claim 4, wherein, The control means sets a beat interval detected based on the periodicity of the music data as a first period, When the central value of the plurality of data values in the first period is larger than the average value of all the data values of the music data, the maximum value of the data values in the first period is set as the representative value, When the central value of the plurality of data values in the first period is equal to or less than the average value of all the data values of the music data, the minimum value of the data values in the first period is set as the representative value.
  7. 7. The illumination system of claim 4, wherein, The control means sets a beat interval detected based on the periodicity of the music data as a first period, The minimum value of the plurality of data values in the first period is set as a representative value in the first half period of the first period, The maximum value of the plurality of data values in the first period is set as a representative value in the second half period of the first period.
  8. 8. The illumination system of claim 4, wherein, The control means sets a beat interval detected based on the periodicity of the music data as a first period, The first data value in the first period is set as a representative value in the first half period of the first period, When the initial data value in the first period is equal to or less than the average value of all the data values of the music data, the maximum value of the plurality of data values in the first period is set as the representative value in the latter half of the first period, When the initial data value in the first period is larger than the average value of all the data values of the music data, the minimum value of the plurality of data values in the first period is set as the representative value in the second half period of the first period.
  9. 9. The illumination system of claim 4, wherein, The lighting device interpolates the light distribution data, and performs dynamic light distribution control in synchronization with a time-series change of the music data.
  10. 10. A lighting device is provided with: A speaker capable of playing music data; an optical element capable of controlling a light distribution state of light emitted from the light source; A processing circuit for performing light distribution control of the optical element, and A storage circuit for storing the musical composition data and the light distribution data synchronized with the time series change of the musical composition data, And the processing circuit performs light distribution control of the optical element according to the light distribution data.

Description

Lighting system and lighting device Technical Field The present invention relates to an illumination system and an illumination device. Background Conventionally, there are lighting fixtures in which a thin lens having a prism pattern engraved on a light source such as an LED is combined, and the light expansion (hereinafter, also referred to as "light distribution") is changed by changing the distance between the light source and the thin lens. For example, a lighting fixture is disclosed in which a front surface of a transparent bulb is covered with a liquid crystal light control element, and direct light and scattered light are switched by changing a transmittance of a liquid crystal layer (for example, refer to patent document 1). Further, for example, a lighting device is disclosed in which the brightness of illumination is changed in time series to realize light that fluctuates like a candle flame (for example, patent document 2). Prior art literature Patent literature Patent document 1 Japanese patent laid-open No. 2-65001 Patent document 2 Japanese patent application laid-open No. 2009-004329 Disclosure of Invention Technical problem to be solved by the invention The 1/f fluctuation after the regulation of regularity and irregularity is a phenomenon commonly seen in nature such as flame, stream and the like of a candle, and can give psychological comfort. Psychological effects due to such fluctuations are also observed in sound signals such as music. For example, in a lighting device capable of controlling light distribution, it is desirable to be able to exhibit fluctuation of a sound signal. The invention aims to provide an illumination system and an illumination device capable of realizing dynamic light distribution control following the signal level of music data. Solution for solving the technical problems The lighting system according to one embodiment of the present disclosure includes a speaker device capable of playing music data, a lighting device capable of controlling a light distribution state of light emitted from a light source, and a control device that transmits the music data to the speaker device and dynamically controls the light distribution state of the lighting device in synchronization with a time-series change of the music data. The lighting system according to one embodiment of the present disclosure includes a lighting device capable of controlling a light distribution state of light emitted from a light source, and a control device that controls the light distribution state of the lighting device, wherein the lighting device includes a speaker that plays music data transmitted from the control device, and the control device transmits the music data to the lighting device and dynamically controls the light distribution state of the lighting device in synchronization with a time-series change of the music data. The lighting system according to one embodiment of the present disclosure includes a lighting device capable of controlling a light distribution state of light emitted from a light source, and a control device that plays music data and dynamically controls the light distribution state of the lighting device in synchronization with a time-series change of the music data. The lighting device according to one embodiment of the present disclosure includes a speaker capable of playing music data, an optical element capable of controlling a light distribution state of light emitted from a light source, a processing circuit for performing light distribution control of the optical element, and a storage circuit for storing the music data and light distribution data synchronized with a time-series change of the music data, wherein the processing circuit performs light distribution control of the optical element based on the light distribution data. Drawings Fig. 1A is a side view showing an example of a lighting device according to an embodiment. Fig. 1B is a perspective view showing an example of an optical element according to the embodiment. Fig. 2 is a schematic plan view of the first substrate viewed from the Dz direction. Fig. 3 is a schematic plan view of the second substrate viewed from the Dz direction. Fig. 4 is a perspective view of a liquid crystal cell in which a first substrate and a second substrate are stacked in the Dz direction. Fig. 5 is a cross-sectional view taken along line A-A' of fig. 4. Fig. 6A is a diagram showing the alignment direction of the alignment film of the first substrate. Fig. 6B is a diagram showing the alignment direction of the alignment film of the second substrate. Fig. 7 is a laminated structure diagram of an optical element according to an embodiment. Fig. 8A is a conceptual diagram for explaining a change in the shape of light based on the optical element according to the embodiment. Fig. 8B is a conceptual diagram for explaining a change in the shape of light based on the optical element according to the embodiment. Fig. 8C is a c