发明名称 |
Headphone type FM stereo receiver |
摘要 |
A FM stereo receiver in the form of a headphone comprising two phone cases and a head belt bridging said two phone cases, said head belt having accommodated therein a tuner including an antenna for receiving FM stereophonic broadcasting, IF amplifier, a discriminator, a FM stereo signal demodulator, a left and a right audio frequency amplifier and power source means for supplying an electric power to said respective elements, so that FM stereophonic broadcasting may be received solely by said receiver without connecting the receiver with external apparatus.
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申请公布号 |
US3906160(A) |
申请公布日期 |
1975.09.16 |
申请号 |
US19730378822 |
申请日期 |
1973.07.13 |
申请人 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
发明人 |
NAKAMURA, SHOICHI;MORI, EIZO;ONAKA, YOSHITERU;OKUBO, TSUNEO |
分类号 |
H04B1/16;H04R5/02;H04R5/033;(IPC1-7):H04B1/08 |
主分类号 |
H04B1/16 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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