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:
Mar. 26, 2002

Filed:

Dec. 23, 1998
Applicant:
Inventors:

Jin Guo, Sunnyvale, CA (US);

Carlos Isak McEvilly, Redwood City, CA (US);

Figen Ulgen, Palo Alto, CA (US);

Assignee:

Motorola, Inc., Schaumburg, IL (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03K 1/794 ; H03M 1/100 ;
U.S. Cl.
CPC ...
H03K 1/794 ; H03M 1/100 ;
Abstract

An apparatus for inputting ideographic characters such as Chinese and Japanese characters, comprising an input pad having at least three rows and three columns of keys, forming a square with four corners and one corner key at each corner. At least two of the corner keys ( ) have corner-shaped stroke representions shaped approximately in correspondence with the corresponding corners. This gives a user a useful visual aid. Keys of a left-hand row ( ) represent strokes that predominate in left-hand portions of characters and radicals, and keys of a right-hand row ( ) represent strokes that predominate in right-hand portions of characters and radicals. A lower-left key ( ) represents a stroke having a right hook and a lower-right key ( ) represents a stroke having a left hook. These features lend themselves to ergonomic efficiency in character entry.


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