A method to realize background music for conversation and its device
A technology of background music and music, applied in the direction of telephone communication, wireless communication, electrical components, etc., can solve the problems of monotonous call process, monotonous call, monotonous dialogue sound, etc., to increase data processing capacity and power consumption, and make calls easy. , the effect of showing individuality
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[0029] One of the specific embodiments of the present invention is as figure 1 Shown, the mobile phone with conversation background music function described in the present invention comprises background music memory, chord chip, analog switch, attenuator, adder, MIC, amplifier, baseband chip and radio frequency chip, wherein chord chip and background music memory Connected and connected to one end of the analog switch controlled by GPIO at the same time, the other end of the analog switch is connected to the input end of the adder after passing through the attenuator, and the other input end of the adder is connected to the MIC to receive the call sound signal sampled by the MIC, and the adder outputs The terminal is connected to the amplifier, the baseband chip and the radio frequency chip in turn.
[0030] The background music storage module is stored with music content. This storage module can share the storage module for storing mobile phone music ringtones as required or ...
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