The Technical Requirements and Measurement Methods of Sound Transmission for LED Projection in Digital Film
This paper discusses the specific technology of Light Emitting Diode (LED) used in digital movie projection and its measurement method.By analyzing the implementation of acoustic renovation project of LED screen in Hall 1 of a cinema,the technical requirements of LED screen in acoustic attenuation control,sound distortion reduction and hole rate optimization are put forward.Based on these requirements,the corresponding measurement scheme is designed in order to accurately evaluate and verify the acoustic performance of the LED transparent screen.
digital filmLight Emitting Diode (LED)sound transmission technology
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