Single speaker switches speaking circuit, speaker and audio transmission device

• Main Author: LIN JIELIANG
• Format: Patent
• Language: Chinese; English
• Published: 27.02.2018
• Subjects: DEAF-AID SETS; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS; PUBLIC ADDRESS SYSTEMS

The utility model provides a single speaker switches speaking circuit, speaker and audio transmission device, this circuit includes: simulation bridge circuit's first output is connected with first speaker, and second output and the input of simulating bridge circuit pass through the switching circuit and be connected with second speakers, digital signal processing circuit asks to carry on the analysis to the target business, generates and switches control signal, and the switching circuit is according to switching control signal control simulation bridge circuit and second speakers connectionstatus within a definite time. The utility model discloses a single speaker switches the speaking circuit, only is provided with two speakers, and a speaker only uses as down pronunciation transportunit, and the another one speaker can switch between pronunciation transport unit with going upward at down pronunciation transport unit according to the professional request of target. The speech quality is good, and the tech