Audio adapter plate for playing digital film and multimedia device

• Main Authors: TANG HAO, YU JINGJIAN, CAI JINBU, KUMAR, PRANAY, ZHANG WANNENG, CEN SHIJIE
• Format: Patent
• Language: Chinese; English
• Published: 06.09.2022
• Subjects: DEAF-AID SETS; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS; PUBLIC ADDRESS SYSTEMS

The utility model discloses an audio adapter plate for playing a digital film and a multimedia device. The audio adapter plate comprises a first circuit board; the audio switching input end is arranged on the first circuit board, is electrically connected with the first circuit board and is used for receiving an audio signal; and the audio switching output end is arranged on the first circuit board, is electrically connected with the first circuit board and is used for outputting an audio signal to the outside. By arranging the audio adapter plate on the multimedia device, the output of 24-channel audio data is realized, a better sound effect is achieved, the assembly method is simple and convenient, the cost for redesigning, manufacturing and producing the multimedia device is saved, and the higher requirement of a digital film on the sound effect is met. 本实用新型公开一种用于播放数字电影的音频转接板和多媒体装置，包括：第一电路板；音频转接输入端，设置在所述第一电路板上并与所述第一电路板电连接，用于接收音频信号；音频转接输出端，设置在所述第一电路板上并与所述第一电路板电连接，用于向外部输出音频信号。本实用新型通过在多媒体装置上设置所述音频转接板，实现了二十四通