# US 2009/0260947 A1 · Method for performing currency value analysis operation

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- Number: US 2009/0260947 A1
- Document ID: US20090260947A1
- Status: Published application
- Kind: A1
- Application number: 12/105,285
- Filed: 2008-04-18
- Published: 2009-10-22
- Earliest claimed: 2008-04-18
- Inventors: Xu-Hua Liu; Chung-Chieh Kuo; Young-Min Kwak; Ying-Jieh Huang
- Web page: https://patentgrep.com/patent/US20090260947A1

## CPC

- G07D 7/1205: Testing spectral properties
- G07D: HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING

## Abstract

A method for performing a currency value analysis operation on an image corresponding to at least a monetary banknote includes respectively assigning a plurality of bit values to a plurality of currency types and a plurality of currency values to create a currency type and value definition table; performing a color analysis operation on the image to generate a color analysis operation result; and determining a currency value of the monetary banknote according to at least the color analysis operation result and the currency type and value definition table.

## Claims

### Claim 1

A method for performing a currency value analysis operation on an image corresponding to at least a monetary banknote, the method comprising:
respectively assigning a plurality of bit values to a plurality of currency types and a plurality of currency values to create a currency type and value definition table;
performing a color analysis operation on the image to generate a color analysis operation result; and
determining a currency value of the monetary banknote according to at least the color analysis operation result and the currency type and value definition table.

### Claim 2 (depends on 1)

The method of claim 1, wherein the monetary banknote has a boundary.

### Claim 3 (depends on 2)

The method of claim 2, wherein the monetary banknote comprises United States of America currency or Japanese currency.

### Claim 4 (depends on 1)

The method of claim 1, wherein the monetary banknote has no boundary.

### Claim 5 (depends on 4)

The method of claim 4, wherein the monetary banknote comprises European currency, Chinese currency, or Taiwanese currency.

### Claim 6

A method for performing a currency value analysis operation on an image corresponding to at least a monetary banknote, the method comprising:
respectively assigning a plurality of bit values to a plurality of currency types and a plurality of currency values to create a currency type and value definition table;
performing a color analysis operation on the image to generate a color analysis operation result;
extracting color information from at least a specific local area of the image; and
determining the currency value of the monetary banknote according to the color information, the color analysis operation result, and the currency type and value definition table.

### Claim 7 (depends on 6)

The method of claim 6, wherein the monetary banknote has a boundary.

### Claim 8 (depends on 7)

The method of claim 7, wherein the monetary banknote comprises American currency or Japanese currency.

### Claim 9 (depends on 6)

The method of claim 6, wherein the specific local area of the image comprises a corner of the image or other landmarks of the image.

### Claim 10 (depends on 6)

The method of claim 6, wherein the specific local area of the image comprises a corner of the image and other landmarks of the image.