Universal Audio Remote Control With Seventeen Keys For Vacuum Robot / Audio / Amplifier
The invention relates to a wireless audio remote control, which comprises a remote control body; The remote control body comprises a remote control circuit and an audio frequency circuit;The remote control circuit comprises a main control circuit, a Bluetooth chip, a key, a key codec circuit, a speech acquisition circuit, a speech recognition chip and a power management chip.The audio circuit comprises a digital-to-analog conversion chip and an audio output circuit;The audio output circuit comprises a headphone jack;The main control circuit is connected with bluetooth chip, key codec circuit, speech recognition chip and power management chip;The key is connected to the key codec circuit;The speech acquisition circuit is connected with a speech recognition chip;The digital-to-analog conversion chip is connected with the main control circuit;The audio output circuit is connected to a digital-to-analog converter chip
In particular, the audio circuit also includes a speaker;The speaker is connected to an audio output circuit.
In particular, the remote control circuit also includes a battery indicator light, a battery alarm and a display screen;The electric quantity indicator light, electric quantity alarm and display screen are connected with the main control circuit.
The wireless audio remote control proposed by the utility model communicates with the TV terminal through bluetooth chip;When insert the headset in the headphone jack, TV the speaker off output, via bluetooth chip wireless digital audio signals are sent to the remote control, digital to analog conversion chip converts audio digital signal to analog audio signal output to the audio output circuit, audio analog signal output audio output circuit to headphones, the user through headphones to listen to the voice of TV programs, so as to solve the night watching TV, affects other people rest.At the same time, the utility model supports the realization of voice remote control through speech acquisition circuit and speech recognition chip, so that the user can choose to trigger the remote control through speech or key, which is convenient and easy to use;Prompt the user in advance about the state of the electric quantity of the remote control through the electric quantity indicator and electric quantity alarm, so as to avoid the problem that the remote control does not have electricity until it is in use;It can also display channel information and volume information through the display screen, so as to improve the human-computer interaction experience