Handwriting text input system

• US 6,978,421 B1
• Filed: 03/07/1997
• Issued: 12/20/2005
• Est. Priority Date: 06/19/1994
• Status: Expired due to Fees

• Current Assignee: Mitsuhiro Aida
• Original Assignee: Mitsuhiro Aida
• Inventors: Aida, Mitsuhiro
• Primary Examiner(s): Shah, Sanjiv
• Application Number:
  US08/813,247
• Time in Patent Office: 3,210 Days
• Field of Search: 715/532, 715/534, 715/541, 707/532, 707/534, 707/541, 345/171, 364/419.1, 36441911-41915, 364/419.01, 364/419.02, 364/419.03, 382/13
• US Class Current: 715/236
• CPC Class Codes: G06F 3/018 Input/output arrangements for oriental characters
• CPC Class Codes: G06F 3/0237 using prediction or retrieval techniques
• CPC Class Codes: G06F 3/04883 for inputting data by handwriting, e.g. gesture or text
• CPC Class Codes: G06F 40/274 Converting codes to words; Guess-ahead of partial word inputs

Abstract

A data is input, character by character or stroke by stroke, to form a line of text. The system looks up in a dictionary and determines a unique one in the dictionary including entered line of text data and being with (1) leading part be unique, or (2) first part and some following data be unique, or (3) stem of word and last character be unique, or stem of word and some following characters be unique, 4) first part and last part be unique, or first part and some following data be unique. No more input is necessary after finding the unique data.

Claims

1. A text input system comprising:

means for entering a line of text, character by character;

means for storing a plurality of lines of text, in a dictionary;

means for identifying plural lines of text with the same first part which includes said entered line of text in said dictionary, and determining a unique line of text which has the same last character as the last entered character, among said identified plural lines of text, at the tine of character input;

means for identifying plural lines of text with the same first part which includes said entered line of text in said dictionary, and determining a unique line of text which includes the same one as the last entered characters in the remaining part of line of text in said dictionary other than that was successfully collated with said entered line of text, among said identified plural lines of text, at the time of character input;

means for replacing said entered line of text with what was determined by said means for identifying and determining.

2. A text input system as in claim 1, wherein said system comprises:

means for storing a plurality of lines of text, original words and a unique position count for said line of text in a dictionary;

means for determining a unique line of text in said dictionary which includes said entered line of text, and which has said unique position count same as the number of last collated character position of said line of text in said dictionary collated with said entered line of text, at the time of character input, at the tine of character input;

means for replacing said entered line of text with said unique line of text or said original word which was determined by said means for determining.

3. A text input system as in claim 1, wherein said system comprises:

means for identifying plural lines of text with the same stem of word in said dictionary which includes said entered line of text, and determining a unique line of text which has the same last character as the last entered character, among said identified plural lines of text, at the time of character input;

means for identifying plural lines of text with the same stem of word in said dictionary which includes said entered line of text and determining a unique line of text which includes the same one as the last entered characters in the remaining part of line of text in said dictionary other than that was successfully collated with said entered line of text, among said identified plural lines of text, at the time of character input;

means for replacing said entered line of text with what was determined by said means for identifying and determining.

4. A text input system as in claim 1, wherein said system comprises:

means for storing a plurality of lines of text and relevant words for said line of text in a dictionary;

means for determining a unique line of text stored with plural number of said relevant words in said dictionary which includes said entered line of text, and selecting a unique word among said relevant words which includes said entered line of text in the remaining part of line of text in said dictionary other than that was already collated with said entered line of text, at the time of character input,

means for replacing said entered line of text with said unique line of text or said unique word which was determined and selected by said means for determining and selecting.

5. A text input system as in claim 1, wherein said system comprises:

means for entering a line of text consisting of a first character followed by some other following characters, character by character;

means for determining a unique line of text in said dictionary which includes said entered line of text, at the time of character input;

means for replacing said entered line of text with said unique line of text which was determined by said means for determining.

6. A text input system as in claim 1, wherein said means for determining said unique line of text comprises determining a predetermined number of lines of text, in said dictionary.

7. A text input system comprising:

means for entering a line of text of handwriting strokes, stroke by stroke;

means for storing a plurality of lines of text of handwriting strokes, original word and a unique position count for said line of text of handwriting strokes, in a dictionary;

means for determining a unique line of text of handwriting strokes in said dictionary which includes said entered line of text of handwriting strokes and which has said unique position count same as the number of last collated stroke position of said line of text of handwriting strokes in said dictionary collated with said entered fine of text of handwriting strokes, at the time of entering the handwriting stroke;

means for replacing said entered line of text of handwriting strokes with said unique line of text of handwriting strokes or said original word which was determined by said means for determining.

8. A text input system as in claim 7, wherein said system comprises:

means for identifying plural lines of text of handwriting strokes with the same first part which includes said entered line of text of handwriting strokes in said dictionary, and determining a unique line of text of handwriting strokes which has the same one as the last entered stroke, among said identified plural lines of text of handwriting strokes, at the time of entering the handwriting stroke;

means for identifying plural lines of text of handwriting strokes with the same first part which includes said entered tine of text of handwriting strokes in said dictionary, and determining said unique line of text of handwriting strokes which includes the same one as the last entered strokes in the remaining part of line of text of handwriting strokes in said dictionary other than that was successfully collated with said entered line of text of handwriting strokes in said dictionary, among said identified plural lines of text of handwriting strokes, at the time of entering the handwriting stroke.

9. A text input system as in claim 7, wherein said system comprises:

means for entering a line of text of handwriting strokes consisting of a first stroke and some other following strokes, stroke by stroke;

means for determining a unique line of text of handwriting strokes in said dictionary which contains said entered first stroke and some other following strokes, at the time of entering the handwriting stroke;

means for replacing said entered line of text of handwriting strokes with said unique line of text of handwriting strokes which was determined by said means for determining.

10. A text input method comprising the steps of:

entering a line of text, character by character;

storing a plurality of lines of text, and relevant words for said line of text, in a dictionary;

identifying plural lines of text with the same first part which includes said entered line of text in said dictionary, and determining a unique line of text which has the same last character as the last entered character, among said identified plural lines of text, at the time of character input;

identifying plural lines of text with the same first part which includes said entered line of text in said dictionary, and determining a unique line of text which includes the same one as the last entered characters in the remaining part of line of text in said dictionary other than that was successfully collated with said entered line of text, among said identified plural lines of text, at the time of character input;

means for replacing said entered line of text with what was determined by said means for identifying and determining.

11. A text input system as in claim 10, wherein said method comprises the steps of:

storing a plurality of lines of text, original words and a unique position count for said line of text, in a dictionary;

determining a unique line of text in said dictionary which includes said entered line of text and which has said unique position count same as the number of last collated character position of said line of text in said dictionary collated with said entered line of text, at the time of character input;

replacing said entered line of text with said unique line of text or said original word which was determined by said determining step.

12. A text input method as in claim 10, wherein said method comprises the steps of:

identifying plural lines of text with the same stem of word which includes said entered line of text in said dictionary, and determining a unique line of text which has the same last character as the last entered character, among said identified plural lines of text, at the time of entering characters;

identifying plural lines of text with the same stem of word which includes said entered line of text in said dictionary, and determining a unique line of text which has the same one as the last entered characters in the remaining part of line of text in said dictionary other than that was successfully collated with said entered line of text, among said identified plural lines of text, at the time of entering characters;

replacing said entered line of text with what was determined by said identifying and determining steps.

13. A text input method as in claim 10, wherein said method comprises the steps of:

determining a unique line of text stored with plural number of said relevant words in said dictionary, and selecting a unique word among said relevant words which includes said entered line of text in the remaining part of line of text in said dictionary other than that was already collated with said entered line of text, at the time of character input;

replacing said entered line of text with said unique line of text or said unique word which was determined and selected by said determining and selecting steps.

14. A text input method as in claim 10, wherein said method comprises the steps of:

entering a line of text consisting of a first character followed by some other following characters, character by character;

determining a unique line of text in said dictionary which contains said entered first character and some other following characters of line of text, at the time of character input;

replacing said entered line of text with said unique line of text which was determined by said determining step.

15. A text input method as in claim 10, wherein said determining step comprises determining a predetermined number of lines of text in said dictionary.

16. A text input method comprising the steps of:

entering a line of text of handwriting strokes, stroke by stroke;

storing a plurality of lines of text of handwriting strokes, original words and a unique position count for said line of text of handwriting strokes, in a dictionary;

determining a unique line of text of handwriting strokes in said dictionary which includes said entered line of text of handwriting strokes and which has said unique position count same as the number of last collated stroke position of said line of text of handwriting strokes in said dictionary collated with said entered line of text of handwriting strokes, at the time of entering the handwriting stroke;

replacing said entered line of text of handwriting strokes with said unique line of text of handwriting strokes or said original word determined by said determining step.

17. A text input method as in claim 16, wherein said method comprises the steps of:

identifying plural lines of text of handwriting strokes with the same first part which includes said entered line of text of handwriting strokes, and determining a unique line of text of handwriting strokes which has the same last stroke as the last entered stroke, among said identified plural lines of text of handwriting strokes, at the time of entering the handwriting stroke;

identifying plural lines of text of handwriting strokes with the same first part which includes said entered line of text of handwriting strokes, and determining a unique line of text of handwriting strokes which includes the same one as the last entered strokes in the remaining part other than that was successfully collated with said entered line of text of handwriting strokes, among said identified plural lines of text of handwriting strokes, at the time of entering the handwriting stroke.

18. A text input method as in claim 16, wherein said method comprises the steps of:

entering a line of text of handwriting strokes consisting of a first stroke and some other following strokes of handwriting strokes, stroke by stroke;

determining a unique line of text of handwriting strokes in said dictionary which contains said entered first stroke and some other following strokes, at the time of entering the handwriting stroke;

replacing said entered line of text of handwriting strokes with said unique line of text of handwriting strokes which was determined by said determining step.