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.

Date of Patent:
Jan. 08, 2008

Filed:

Jun. 23, 2004
Applicants:

Cheng-shing Lai, Taipei Hsien, TW;

Yin-shan Ji, Nanking, CN;

Inventors:

Cheng-Shing Lai, Taipei Hsien, TW;

Yin-Shan Ji, Nanking, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04Q 7/32 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention discloses a portable phone using a sound receiving unit installed in the portable phone to receive a sound in the surrounding within an appropriate range, and then using a sound source playback device to play a sound after being amplified, so that a person having a hearing problem can just carry a mobile phone to concurrently have the basic functions of the mobile phone and use the sound amplification function of the mobile phone to supplement the deficiency of the hearing ability when talking to or communicating with others. The portable phone can be toggled between the regular telephone function and the hearing aid function, and thus concurrently serving as a hearing aid to the people who have a hearing problem.


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