发明名称 Communication apparatus and portable telephone
摘要 A portable telephone having an antenna for transmitting and/or receiving a wireless signal, a microphone for generating a sound signal corresponding to an input sound, a transmitting and receiving circuit for generating a wireless signal corresponding to the sound signal generated by the microphone to transmit the wireless signal through the antenna and generating a sound signal corresponding to the wireless signal received by the antenna, a receiver for outputting sound corresponding to the sound signal generated by the transmitting and receiving circuit, a shield case for surrounding and housing all or part of the transmitting and receiving circuit and being conductive, an electric wave absorber with one face in contact with a predetermined area of the shield case for absorbing an electric wave, and a conductive layer formed on another face of the electric wave absorber and electrically connected to the shield case.
申请公布号 US2001053673(A1) 申请公布日期 2001.12.20
申请号 US20010876411 申请日期 2001.06.07
申请人 SONY CORPORATION 发明人 TOYODA JUNICHI;OKAYAMA KATSUMI;IWASHITA SAKAN;KANAYAMA YOSHIKI;ITO HIROKI
分类号 H05K9/00;H01Q1/24;H01Q1/52;H01Q17/00;H04B1/38;H04M1/02;H04Q7/32;(IPC1-7):H04B1/38 主分类号 H05K9/00
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