Audio conference security and security system and security method
A security and confidentiality, audio conferencing technology, applied in the field of audio conferencing security and confidentiality system, can solve the problem of eavesdropping means single sound wave propagation range, uncontrollability, etc., achieve good environmental adaptability, good compatibility and versatility, and protect information security Effect
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[0034] figure 1 It is an overall structural diagram of the audio conference security system of the present invention. The audio conference security system consists of two parts: the control system and the venue system. The control system is composed of a processor, M multi-channel earphone distributors, the main controller of the conference system, and a multi-channel audio power amplifier (referred to as the power amplifier). , a power sequencer can be used. The venue system consists of C speakers, N headphones, and N microphones. N is equal to the number of participants, and C is a positive integer.
[0035] The power sequencer is used to control the power switch of other components in the control system. The power sequencer requires a rated voltage of 220V, a frequency of 50Hz, and at least five three-phase power jacks. The power sequencer is connected to an external 220V 50Hz AC power supply, which supplies power for the processor in the control system, the multi-chann...
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