APPARATUS AND METHOD FOR CASE CONVERSION

• US 20140281949A1
• Filed: 09/05/2013
• Published: 09/18/2014
• Est. Priority Date: 03/13/2013
• Status: Active Grant

• Current Assignee: Samsung Electronics Co. Ltd.
• Original Assignee: Samsung Electronics Co. Ltd.
• Inventors: Cho, Jae-Wan, Kang, Myung-Su
• Granted Patent: US 9,928,219 B2
• Time in Patent Office: Days
• US Class Current: 715/269
• CPC Class Codes: G06F 3/023 Arrangements for converting discrete items of information into a coded form, e.g. arrangements for interpreting keyboard generated codes as alphanumeric codes, operand codes or instruction codes
• CPC Class Codes: G06F 40/109 Font handling; Temporal or kinetic typography
• CPC Class Codes: G06F 40/126 Character encoding

Abstract

An apparatus and a method of changing a character in a terminal, capable of conveniently changing a capital letter and a small letter of an input word, includes a controller that, whenever a change key is entered after a specific word is selected in an input mode, is configured to sequentially perform a change in a first character among characters of the specific word to a capital letter or a small letter, a change in entire characters of the specific word to capital letters, and a change of the entire characters of the specific word to small letters.

Claims

1. An apparatus for changing a character in a terminal, comprising:

a controller configured, when a change key is entered after a specific word is selected in an input mode, to sequentially perform a change of a first character of the specific word to either a capital letter or a small letter, a change of entire characters of the specific word to capital letters, and a change of the entire characters of the specific word to small letters.

2. The apparatus of claim 1, wherein the change key is a capital lock key.

3. The apparatus of claim 1, wherein when the specific word is selected and then the change key is entered, and the first character of the specific word is the small letter, the controller is configured to change the first character to the capital letter,

when the change key is entered in a state where the first character of the specific word is a capital letter, the controller is configured to change the entire characters of the specific word to the capital letters,

when the change key is entered in a state where the entire characters of the specific word are capital letters, the controller is configured to change the entire characters of the specific word to the small letters, and

when the change key is entered in a state where the entire characters of the specific word are small letters, the controller is configured to change only the first character of the specific word to the capital letter.

4. The apparatus of claim 3, wherein when the change key is entered in a state where the first character of the specific word is a capital letter, the controller is configured to change the entire characters of the specific word to the small letters.

5. The apparatus of claim 1, wherein when the specific word is selected and then the change key is entered, and the first character of the specific word is the small letter, the controller is configured to change the first character to the capital letter,

when the change key is entered in a state where the first character of the specific word is a capital letter, the controller is configured to compare the number of capital letters of the specific word to the number of small letters, and when the number of capital letters of the specific word is greater than the number of small letters, the controller is configured to change the entire characters of the word to the capital letters, and

when the number of capital letters of the specific word is lessless than the number of small letters, the controller is configured to change the entire characters of the word to the small letters.

6. The apparatus of claim 1, wherein when the specific word is selected and then the change key is entered, and the first character of the specific word is the capital letter, the controller is configured to change the first character to the small letter,

when the change key is entered in a state where the first character of the specific word is a small letter, the controller is configured to change the entire characters of the specific word to the capital letters,

when the change key is entered in a state where the entire characters of the specific word are capital letters, the controller is configured to change the entire characters of the specific word to small letters, and

when the change key is entered in a state where the entire characters of the specific word are small letters, the controller is configured to change only the first character of the specific word to the capital letter.

7. The apparatus of claim 1, wherein when the specific word is selected and then the change key is entered, and the first character of the specific word is a capital letter, the controller is configured to change the first character to a small letter,

when the change key is entered in a state where the first character of the specific word is a small letter, the controller compares the number of capital letters of the specific word to the number of small letters, and when the number of capital letters of the specific word is greater than the number of small letters, the controller is configured to change the entire characters of the word to the capital letters, and

when the number of capital letters of the specific word is less than the number of small letters, the controller is configured to change the entire characters of the word to the small letters.

8. The apparatus of claim 1, wherein when partial characters of the specific word are selected and then the change key is entered, and the first character is a small letter, the controller is configured to change the first character to a capital letter,

when the change key is entered in a state where the first character among the partial characters is a capital letter, the controller is configured to change all of the partial characters to the capital letters, and

when the change key is input in a state where all of the partial characters are the capital letters, the controller is configured to change all of the partial characters to the small letters.

9. The apparatus of claim 8, wherein when the change key is input in a state where the first character of the partial characters is a capital letter, and the partial characters does not include a small letter, the controller is configured to change all of the partial characters to the small letters.

10. The apparatus of claim 1, wherein when partial characters of the specific word are selected and then the change key is entered, and the first character among the partial characters is the capital letter, the controller is configured to change the first character to the small letter,

when the change key is input in a state where the first character among the partial characters is a small letter, the controller is configured to change all of the partial characters to the capital letters, and

when the change key is entered in a state where all of the partial characters are capital letters, the controller is configured to change all of the partial characters to the small letters.

11. The apparatus of claim 1, wherein when partial characters including the first character of the specific word are selected and then the change key is entered, and the first character of the specific word is a capital letter, the controller is configured to change the remaining characters, except for the first character, among the partial characters to the small letters, and

when the change key is entered in a state where the first character among the partial characters is a capital letter, the controller is configured to change the entire characters of the specific word to the small letters.

12. The apparatus of claim 11, wherein when the change key is entered in a state where the entire characters of the specific word are small letters, the controller is configured to change the entire characters of the specific word to the small letters.

13. A method of changing a character in a terminal, comprising:

when a specific word in an input mode is selected and then a change key is entered, changing the first character among characters of the specific word to a capital letter or a small letter;

when the change key is entered in a state where the first character of the specific word is changed, changing entire characters of the specific word to capital letters; and

when the change key is entered during a display of the entire characters of the specific word with the capital letters, changing the entire characters of the specific word to small letters.

14. The method of claim 13, wherein the change key is a capital lock key.

15. The method of claim 13, further comprising:

when the specific word is selected and then the change key is entered, and the first character of the specific word is a small letter, changing the first character to capital letter;

when the change key is entered in a state where the first character of the specific word is a capital letter, changing the entire characters of the specific word to capital letters;

when the change key is entered in a state where the entire characters of the specific word are capital letters, changing the entire characters of the specific word to small letters; and

when the change key is entered during a display of the entire characters of the specific word with the capital letters, changing only the first character of the specific word to capital letters.

16. The method of claim 15, further comprising:

when the change key is entered in a state where the first character of the specific word is a capital letter, determining whether a small letter exists in the specific word; and

when the small letter is not present in the specific word, changing the entire characters of the specific word to small letters.

17. The method of claim 13, further comprising:

when the specific word is selected and then the change key is entered, and the first character of the specific word is the small letter, changing the first character to the capital letter;

when the change key is entered in a state where the first character of the specific word is a capital letter, comparing the number of capital letters of the specific word and the number of small letters;

as a result of the comparison, when the number of capital letters of the specific word is greater than the number of small letters, changing the entire characters of the word to the capital letters; and

as a result of the comparison, when the number of capital letters of the specific word is less than the number of small letters, changing the entire characters of the word to the small letters.

18. The method of claim 13, further comprising:

when the specific word is selected and then the change key is entered, and the first character of the specific word is the small letter, changing the first character to the small letter;

when the change key is entered in a state where the first character of the specific word is a small letter, changing the entire characters of the specific word to the capital letters;

when the change key is entered in a state where the entire characters of the specific word are capital letters, changing the entire characters of the specific word to the small letters; and

when the change key is entered during a display of the entire characters of the specific word with the capital letters, changing only the first character of the specific word to the capital letters.

19. The method of claim 13, further comprising:

when the specific word is selected and then the change key is entered, and the first character of the specific word is the capital letter, changing the first character to the small letter;

when the change key is entered during a display of the first character of the specific word with the small letter, comparing the number of capital letters of the specific word and the number of small letters;

when the number of capital letters of the specific word is greater than the number of small letters, changing the entire characters of the word to the capital letters; and

when the number of capital letters of the specific word is less than the number of small letters, changing the entire characters of the word to the small letters.

20. The method of claim 13, further comprising:

when partial characters of the specific word are selected and then the change key is entered, and the first character among the partial characters is the small letter, changing the first character to the capital letter;

when the change key is entered during a display of the first character among the partial characters with the capital letter, changing all of the partial characters to the capital letters; and

when the change key is entered during a display of all of the partial characters of the specific word with the capital letters, changing all of the partial characters to the small letters.

21. The method of claim 20, further comprising:

when the change key is entered during a display of the first character among the partial characters with the capital letter, determining whether a small letter is present in the partial characters; and

when the small letter is not present in the specific word, changing all of the partial characters of the specific word to the small letters.

22. The method of claim 13, further comprising:

when partial characters of the specific word are selected and then the change key is entered, and the first character among the partial characters is the capital letter, changing the first character to the small letter;

when the change key is entered during a display of the first character among the partial characters with the small letter, changing all of the partial characters to the capital letters; and

when the change key is entered during a display of all of the partial characters with the capital letters, changing all of the partial characters to the small letters.

23. The method of claim 13, further comprising;

when partial characters including the first character of the specific word are selected and then the change key is entered, and the first character of the specific word is the capital letter, changing the remaining characters, except for the first character, among the partial characters to the small letters; and

when the change key is entered during a display of the specific word of which only the first character among the partial characters is a capital letter, changing the entire characters of the specific word to the small letters.

24. The method of claim 23, further comprising:

when the change key is entered during a display of the entire characters of the specific word with the small letters, changing the entire characters of the specific word to the small letters.