Abstract: The present invention relates to a PCB comprising: a first layer including a welding spot for laser welding; and a laser blocking unit included in a second layer, which is the bottom layer of the first layer, and positioned, on the basis of the stacking direction of the first layer and the second layer, at a position which is the same as that of the welding spot, wherein the laser blocking unit includes a material which reflects a laser for welding at the welding spot or which prevents the laser from passing therethrough while the welding spot is welded.
| # | Name | Date |
|---|---|---|
| 1 | 202417067523-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [06-09-2024(online)].pdf | 2024-09-06 |
| 2 | 202417067523-STATEMENT OF UNDERTAKING (FORM 3) [06-09-2024(online)].pdf | 2024-09-06 |
| 3 | 202417067523-REQUEST FOR EXAMINATION (FORM-18) [06-09-2024(online)].pdf | 2024-09-06 |
| 4 | 202417067523-PROOF OF RIGHT [06-09-2024(online)].pdf | 2024-09-06 |
| 5 | 202417067523-PRIORITY DOCUMENTS [06-09-2024(online)].pdf | 2024-09-06 |
| 6 | 202417067523-POWER OF AUTHORITY [06-09-2024(online)].pdf | 2024-09-06 |
| 7 | 202417067523-FORM 18 [06-09-2024(online)].pdf | 2024-09-06 |
| 8 | 202417067523-FORM 1 [06-09-2024(online)].pdf | 2024-09-06 |
| 9 | 202417067523-FIGURE OF ABSTRACT [06-09-2024(online)].pdf | 2024-09-06 |
| 10 | 202417067523-DRAWINGS [06-09-2024(online)].pdf | 2024-09-06 |
| 11 | 202417067523-DECLARATION OF INVENTORSHIP (FORM 5) [06-09-2024(online)].pdf | 2024-09-06 |
| 12 | 202417067523-COMPLETE SPECIFICATION [06-09-2024(online)].pdf | 2024-09-06 |
| 13 | 202417067523-FORM 3 [06-02-2025(online)].pdf | 2025-02-06 |