The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 26, 2009
Filed:
Jun. 07, 2001
Junichi Toyoda, Tokyo, JP;
Katsumi Okayama, Kanagawa, JP;
Sakan Iwashita, Kanagawa, JP;
Yoshiki Kanayama, Saitama, JP;
Hiroki Ito, Tokyo, JP;
Junichi Toyoda, Tokyo, JP;
Katsumi Okayama, Kanagawa, JP;
Sakan Iwashita, Kanagawa, JP;
Yoshiki Kanayama, Saitama, JP;
Hiroki Ito, Tokyo, JP;
Sony Corporation, Tokyo, JP;
Abstract
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.