Playback apparatus, headphone, and playback method
First Claim
1. A headphone comprising:
- a digital data receiver configured to receive music data sent in the form of digital data;
a memory configured to save the music data received by the digital data receiver;
a digital/analog converter configured to convert music data read out from the memory from digital data into an analog signal; and
a sound converter configured to convert the analog signal output from the digital/analog converter into sound.
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Accused Products
Abstract
In a playback apparatus formed by a playback apparatus main body and wireless headphone, music data is read out from a recording medium, is decoded by a decoder, and the decoded music data is transmitted from a digital wireless transmitter to the headphone in the form of digital data in the playback apparatus main body. In the wireless headphone, the music data transmitted from the playback apparatus main body is received by a digital wireless receiver, the received music data is temporarily saved in a buffer memory, the saved music data is read out from the buffer memory, the readout data is converted by a D/A converter from digital data into an analog signal, and the analog signal is converted into sound via loudspeakers.
46 Citations
16 Claims
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1. A headphone comprising:
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a digital data receiver configured to receive music data sent in the form of digital data;
a memory configured to save the music data received by the digital data receiver;
a digital/analog converter configured to convert music data read out from the memory from digital data into an analog signal; and
a sound converter configured to convert the analog signal output from the digital/analog converter into sound. - View Dependent Claims (2, 3)
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4. A playback apparatus comprising:
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a digital data transmitter configured to transmit music data in the form of digital data;
a digital data receiver configured to receive the music data transmitted from the digital data transmitter;
a memory configured to save the music data received by the digital data receiver;
a digital/analog converter configured to convert music data read out from the memory from digital data into an analog signal; and
a sound converter configured to convert the analog signal output from the digital/analog converter into sound. - View Dependent Claims (5, 6, 7, 8, 9, 10, 11, 12)
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13. A music playback method of playing back music using a headphone, the method comprising the steps of:
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transmitting music data to the headphone in the form of digital data; and
receiving the music data transmitted from the playback apparatus main body, saving the received music data in a buffer memory, reading out the saved music data from the buffer memory, converting the readout data from digital data into an analog signal, and converting the analog signal into sound in the headphone. - View Dependent Claims (14, 15, 16)
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Specification