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:
Nov. 06, 2012

Filed:

Mar. 12, 2008
Applicants:

Kwang-jae Lim, Daejeon, KR;

Chul-sik Yoon, Seoul, KR;

Jee-hwan Ahn, Daejeon, KR;

Inventors:

Kwang-Jae Lim, Daejeon, KR;

Chul-Sik Yoon, Seoul, KR;

Jee-Hwan Ahn, Daejeon, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 4/00 (2009.01); H04J 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

When characters are allocated to a keyboard, a plurality of consonants are divided into a plurality of groups according to pronunciation position in the oral cavity, and the groups are allocated to corresponding columns on the keyboard of 3 rows and 10 columns. A plurality of vowels are allocated to the corresponding columns according to the pronunciation position in the oral cavity. In this instance, the consonants and the vowels of which the pronunciation position are near the lips are allocated to the middle area of the area of 3 rows and 10 columns, and the consonants and the vowels of which the pronunciation position are near the vocal chords are allocated to the outer part of the area of 3 rows and 10 columns. The consonants and the vowels are allocated to the corresponding rows of the area of 3 rows and 10 columns according to usage frequency.


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