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Method And System For Performing Laser Marking

Abstract: Embodiments of present disclosure discloses system and method for performing laser marking. Initially, a first image of a region to be laser marked may be captured and compared with a predefined image of a predefined pattern to be laser marked on the region. By the comparison, a first score may be computed. The first score may indicate marking present in the region to be laser marked, in relation to the predefined image. Further, a co-ordinate data of a configuration file, relating to the predefined pattern, in the laser marking system may be modified based on the first score, for performing the laser marking on the region. Figure 2

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
20 November 2017
Publication Number
21/2019
Publication Type
INA
Invention Field
MECHANICAL ENGINEERING
Status
Email
bangalore@knspartners.com
Parent Application
Patent Number
Legal Status
Grant Date
2023-07-26
Renewal Date

Applicants

WIPRO LIMITED
Doddakannelli, Sarjapur Road, Bangalore 560035, Karnataka, India.

Inventors

1. SUJITH KRISHNAN PALLATH
Neerajanam, Kappillil House, Manjapra P.O, Angamaly, Kochi, Kerala, India

Specification

Claims:We claim:

1. A method for performing laser marking, comprising:
capturing, by the laser marking system (101), a first image (208) of a region (102) to be laser marked;
comparing, by the laser marking system (101), the first image (208) with a predefined image (210) of a predefined pattern to be laser marked on the region (102), to compute a first score (211), wherein the first score (211) indicates marking present in the region (102) to be laser marked, in relation to the predefined image (210); and
modifying, by the laser marking system (101), a co-ordinate data of a configuration file (213), relating to the predefined pattern, in the laser marking system (101) based on the first score (211), for performing the laser marking on the region (102).

2. The method as claimed in claim 1, wherein modifying the co-ordinate data comprises:
comparing the first score (211) with a first predefined threshold value of the configuration file (213);
determining a portion of the region (102) to be laser marked based on the first score (211) and the co-ordinate data, upon determining the first score (211) to be lesser than the first predefined threshold value; and
modifying the co-ordinate data based on the determined portion.

3. The method as claimed in claim 1, further comprising:
capturing, by the laser marking system (101), a second image (209) of a laser marked region upon the laser marking;
comparing, by the laser marking system (101), the second image (209) with the predefined image (210) to compute a second score (212), wherein the second score (212) indicates marking present in the laser marked region, in relation to the predefined image (210); and
validating, by the laser marking system (101), the laser marking performed on the region (102) based on the second score (212).

4. The method as claimed in claim 3, wherein the validation comprises determining the laser marking to be a valid laser marking when the second score (212) is greater than a second predefined threshold value of the configuration file (213) and determining the validation to be an invalid laser marking when the second score (212) is lesser than the second predefined threshold value.

5. The method as claimed in claim 4, wherein upon determining the laser marking to be the valid laser marking, the second predefined threshold value is updated based on a reference score (215).

6. The method as claimed in claim 5, wherein the reference score (215) is determined using a machine learning technique based on second score (212) associated with one or more previous laser marked regions associated with valid laser marking.

7. A laser marking system for laser marking, comprises:
a processor (104); and
a memory (107) communicatively coupled to the processor (104), wherein the memory (107) stores processor-executable instructions, which, on execution, cause the processor (104) to:
capture a first image (208) of a region (102) to be laser marked;
compare the first image (208) with a predefined image (210) of a predefined pattern to be laser marked on the region (102), to compute a first score (211), wherein the first score (211) indicates marking present in the region (102) to be laser marked, in relation to the predefined image (210); and
modify a co-ordinate data of a configuration file (213), relating to the predefined pattern, in the laser marking system (101) based on the first score (211), for performing the laser marking on the region (102).

8. The laser marking system as claimed in claim 7, wherein modifying the co-ordinate data comprises:
comparing the first score (211) with a first predefined threshold value of the configuration file (213);
determining a portion of the region (102) to be laser marked based on the first score (211) and the co-ordinate data, upon determining the first score (211) to be lesser than the first predefined threshold value; and
modifying the co-ordinate data based on the determined portion.

9. The laser marking system as claimed in claim 7, further comprises the processor configured to:
capture a second image (209) of a laser marked region upon the laser marking;
compare the second image (209) with the predefined image (210) to compute a second score (212), wherein the second score (212) indicates marking present in the laser marked region, in relation to the predefined image (210); and
validate the laser marking performed on the region (102) based on the second score (212).

10. The laser marking system as claimed in claim 9, wherein the validation comprises determining the laser marking to be a valid laser marking when the second score (212) is greater than a second predefined threshold value of the configuration file (213) and determining the validation to be an invalid laser marking when the second score (212) is lesser than the second predefined threshold value.

11. The laser marking system as claimed in claim 10, wherein upon determining the laser marking to be the valid laser marking, the second predefined threshold value is updated based on a reference score (215).

12. The laser marking system as claimed in claim 11, wherein the reference score (215) is determined using a machine learning technique based on second score (212) associated with one or more previous laser marked regions associated with valid laser marking.

Dated this 20th day of November, 2017

R Ramya Rao
Of K&S Partners
Agent for the Applicant
IN/PA-1607 , Description:TECHNICAL FIELD
The present subject matter is related in general to the field of laser marking technology, more particularly, but not exclusively to a system and method for performing laser marking by modifying configuration file used for the laser marking.

Documents

Application Documents

# Name Date
1 201741041511-STATEMENT OF UNDERTAKING (FORM 3) [20-11-2017(online)].pdf 2017-11-20
2 201741041511-REQUEST FOR EXAMINATION (FORM-18) [20-11-2017(online)].pdf 2017-11-20
3 201741041511-POWER OF AUTHORITY [20-11-2017(online)].pdf 2017-11-20
4 201741041511-FORM 18 [20-11-2017(online)].pdf 2017-11-20
5 201741041511-FORM 1 [20-11-2017(online)].pdf 2017-11-20
6 201741041511-DRAWINGS [20-11-2017(online)].pdf 2017-11-20
7 201741041511-DECLARATION OF INVENTORSHIP (FORM 5) [20-11-2017(online)].pdf 2017-11-20
8 201741041511-COMPLETE SPECIFICATION [20-11-2017(online)].pdf 2017-11-20
9 201741041511-REQUEST FOR CERTIFIED COPY [21-11-2017(online)].pdf 2017-11-21
10 201741041511-REQUEST FOR CERTIFIED COPY [28-02-2018(online)].pdf 2018-02-28
11 201741041511-Proof of Right (MANDATORY) [21-09-2018(online)].pdf 2018-09-21
12 Correspondence by Agent_Form 1_26-09-2018.pdf 2018-09-26
13 201741041511-RELEVANT DOCUMENTS [04-03-2021(online)].pdf 2021-03-04
14 201741041511-PETITION UNDER RULE 137 [04-03-2021(online)].pdf 2021-03-04
15 201741041511-Information under section 8(2) [04-03-2021(online)].pdf 2021-03-04
16 201741041511-FORM 3 [04-03-2021(online)].pdf 2021-03-04
17 201741041511-PETITION UNDER RULE 137 [05-03-2021(online)].pdf 2021-03-05
18 201741041511-FER_SER_REPLY [23-03-2021(online)].pdf 2021-03-23
19 201741041511-FER.pdf 2021-10-17
20 201741041511-US(14)-HearingNotice-(HearingDate-10-07-2023).pdf 2023-06-26
21 201741041511-POA [03-07-2023(online)].pdf 2023-07-03
22 201741041511-FORM 13 [03-07-2023(online)].pdf 2023-07-03
23 201741041511-Correspondence to notify the Controller [03-07-2023(online)].pdf 2023-07-03
24 201741041511-AMENDED DOCUMENTS [03-07-2023(online)].pdf 2023-07-03
25 201741041511-Written submissions and relevant documents [25-07-2023(online)].pdf 2023-07-25
26 201741041511-PatentCertificate26-07-2023.pdf 2023-07-26
27 201741041511-IntimationOfGrant26-07-2023.pdf 2023-07-26

Search Strategy

1 searchstrategy201741041511E_30-07-2020.pdf

ERegister / Renewals

3rd: 16 Oct 2023

From 20/11/2019 - To 20/11/2020

4th: 16 Oct 2023

From 20/11/2020 - To 20/11/2021

5th: 16 Oct 2023

From 20/11/2021 - To 20/11/2022

6th: 16 Oct 2023

From 20/11/2022 - To 20/11/2023

7th: 15 Nov 2023

From 20/11/2023 - To 20/11/2024

8th: 13 Nov 2024

From 20/11/2024 - To 20/11/2025