Wireless microphone system
A system may include a first device and a second device. The first device may receive analog speech signals, convert the analog speech signals to digital signals, and transmit the digital signals according to a Bluetooth communication protocol. The second device may receive the digital signals according to the Bluetooth communication protocol, convert the digital signals to loudspeaker-ready analog signals, and output the loudspeaker-ready analog signals.
1 . A system comprising:
a first device to receive analog speech signals, to convert the analog speech signals to digital signals, and to transmit the digital signals according to a Bluetooth communication protocol; and
a second device to receive the digital signals according to the Bluetooth communication protocol, to convert the digital signals to loudspeaker-ready analog signals, and to output the loudspeaker-ready analog signals.
2 . A system according to claim 1 , wherein the first device comprises a microphone to receive the analog speech signals.
3 . A system according to claim 1 , wherein the second device comprises:
a digital-to-analog converter to convert the digital signals to analog signals; and
an amplifier to generate the loudspeaker-ready analog signals by amplifying the converted analog signals.
4 . A system according to claim 1 , wherein the amplifier is to amplify the converted analog signals to line level.
5 . A system according to claim 1 , further comprising:
a third device to receive second analog speech signals, to convert the second analog speech signals to second digital signals, and to transmit the second digital signals according to the Bluetooth communication protocol, wherein the second device is to receive the second digital signals according to the Bluetooth communication protocol, to convert the second digital signals to second loudspeaker-ready analog signals, and to output the second loudspeaker-ready analog signals.
6 . A method comprising:
receiving analog speech signals using a microphone;
converting the analog speech signals to digital signals;
transmitting the digital signals according to a Bluetooth communication protocol;
receiving the digital signals according to the Bluetooth communication protocol;
converting the digital signals to loudspeaker-ready analog signals; and
outputting the loudspeaker-ready analog signals.
7 . A method according to claim 6 , wherein converting the digital signals to loudspeaker-ready analog signals comprises:
converting the digital signals to analog signals; and
amplifying the converted analog signals.
8 . A method according to claim 7 , wherein amplifying the converted analog signals comprises amplifying the converted analog signals to line level.
9 . A method according to claim 7 , further comprising:
receiving second analog speech signals using a second microphone;
converting the second analog speech signals to second digital signals;
transmitting the second digital signals according to the Bluetooth communication protocol;
receiving the second digital signals according to the Bluetooth communication protocol;
converting the second digital signals to second loudspeaker-ready analog signals; and
outputting the second loudspeaker-ready analog signals.
10 . A medium storing program code, the program code comprising:
code to receive analog speech signals using a microphone;
code to convert the analog speech signals to digital signals;
code to transmit the digital signals according to a Bluetooth communication protocol;
code to receive the digital signals according to the Bluetooth communication protocol;
code to convert the digital signals to loudspeaker-ready analog signals; and
code to output the loudspeaker-ready analog signals.
11 . A medium according to claim 10 , wherein the code to convert the digital signals to loudspeaker-ready analog signals comprises:
code to convert the digital signals to analog signals; and
code to amplify the converted analog signals.
12 . A medium according to claim 10 , wherein the code to amplify the converted analog signals comprises:
code to amplify the converted analog signals to line level.
13 . A medium according to claim 10 , further comprising:
code to receive second analog speech signals using a second microphone;
code to convert the second analog speech signals to second digital signals;
code to transmit the second digital signals according to the Bluetooth communication protocol;
code to receive the second digital signals according to the Bluetooth communication protocol;
code to convert the second digital signals to second loudspeaker-ready analog signals; and
code to output the second loudspeaker-ready analog signals.