JP7219343B2 - 双方向通信が可能なメタルカード及びメタルカードの製造方法 - Google Patents
双方向通信が可能なメタルカード及びメタルカードの製造方法 Download PDFInfo
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- JP7219343B2 JP7219343B2 JP2021538776A JP2021538776A JP7219343B2 JP 7219343 B2 JP7219343 B2 JP 7219343B2 JP 2021538776 A JP2021538776 A JP 2021538776A JP 2021538776 A JP2021538776 A JP 2021538776A JP 7219343 B2 JP7219343 B2 JP 7219343B2
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- cob
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/0772—Physical layout of the record carrier
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
- B23C3/10—Relieving by milling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
- B23C3/13—Surface milling of plates, sheets or strips
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/10—Removing layers, or parts of layers, mechanically or chemically
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/24—Electrically-conducting paints
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/02—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the selection of materials, e.g. to avoid wear during transport through the machine
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/0772—Physical layout of the record carrier
- G06K19/07722—Physical layout of the record carrier the record carrier being multilayered, e.g. laminated sheets
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
- G06K19/0775—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card arrangements for connecting the integrated circuit to the antenna
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
- G06K19/07773—Antenna details
- G06K19/07775—Antenna details the antenna being on-chip
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
- G06K19/07773—Antenna details
- G06K19/07777—Antenna details the antenna being of the inductive type
- G06K19/07784—Antenna details the antenna being of the inductive type the inductive antenna consisting of a plurality of coils stacked on top of one another
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2425/00—Cards, e.g. identity cards, credit cards
Description
110 メタル層
120、125 接着層
130、135 絶縁層
140 第1インレイ層
145 第2インレイ層
147 インレイ統合印刷層
150 ホログラム層
160 第1印刷層
165 第2印刷層
170 磁気ストリップオーバーレイ層
205 COBパッド収容部
220 COBチップ収容部
230 貫通穴
240 導電層
300 COB
305 COBパッド
310 COB接点
320 COBチップ
Claims (9)
- メタルカードの製造方法であって、
メタルシートを中心として、前記メタルシートと同じサイズの接着シートと、第1アンテナが形成された上部インレイシートと、第2アンテナが形成された下部インレイシートとを含む複数枚のシートを積層した積層シートをラミネートしてメタルカードを形成するステップと;
前記メタルカードに、コンピュータ数値制御(CNC:Computerized Numerical Control)加工工程により、一定の領域をミリングしてチップオンボード(COB)を収容できるCOB収容空間を形成するステップと;
前記COB収容空間のCOB接点領域を前記下部インレイシートまでミリングすることにより、前記第1アンテナ及び前記第2アンテナを露出させる貫通穴を形成するステップと;
前記貫通穴内に導電性弾性液体をディスペンシングして前記第1アンテナと前記第2アンテナを電気的に接続するステップと;
前記導電性弾性液体により前記COB接点が接続されるように、前記COBを前記COB収容空間に取り付けて、前記第1アンテナ及び前記第2アンテナを前記COBと双方向に接続するステップと;
を含むことを特徴とする、メタルカードの製造方法。 - 前記COB収容空間を形成するステップは、
COBを挿入するために、COBパッド領域に対応する前記上部インレイシート領域が露出するように深さD1分だけ1次ミリングするステップと;
COBチップ収容部を形成するために、COBチップ領域に対応する領域を深さD2分だけ2次ミリングするステップと;
を含むことを特徴とする、請求項1に記載のメタルカードの製造方法。 - 前記貫通穴を形成するステップは、
COB接点の接続のために、COB接点領域に対応する第1アンテナの一部が露出するまで調整された3次ミリングにより、深さD3分だけカットするステップを含むことを特徴とする、請求項2に記載のメタルカードの製造方法。 - 前記貫通穴を形成するステップは、
前記3次ミリングされた領域に対して、前記下部インレイシートの前記第2アンテナが露出するまで4次ミリングを行うことで前記貫通穴を形成するステップを含むことを特徴とする、請求項3に記載のメタルカードの製造方法。 - 前記メタルシートには、穿孔によりポリ塩化ビニル(PVC:polyvinyl chloride)素材の加工層挿入空間が形成され、前記メタルカードは、前記加工層が挿入された状態でラミネートされることを特徴とする、請求項1に記載のメタルカードの製造方法。
- 前記貫通穴は、前記加工層を貫通して前記COB接点を接続することにより、前記メタルシートとの電気的干渉を事前に防止することを特徴とする、請求項5に記載のメタルカードの製造方法。
- 前記導電性弾性液体は、COBの接点を挿入する際に接着固定及び電気伝導のために前記貫通穴及びその上部にディスペンシングされ、前記COB接点との接続を容易にするために前記貫通穴上に所定高さのドーム形状が維持されるまでディスペンシングされることを特徴とする、請求項1に記載のメタルカードの製造方法。
- 前記導電性弾性液体は、前記貫通穴を介して塗布されることで、前記第1アンテナと第2アンテナを電気的に接続し、実装されるCOBを固定し、前記COBの電気的接続通路を形成し、
金属粉末が混合された導電性硬化剤、導電性フィラーを含むシリコーン、ウレタン、フルオロエラストマー、スチレンブタジエン、ネオプレン、アクリロニトリル共重合体、及びアクリレートゴムのうち少なくとも1種を含むことを特徴とする、請求項1に記載のメタルカードの製造方法。 - 前記メタルシートは、強度及び復元力を向上させるために熱処理したステンレス鋼(SUS:steel use stainless)材質であることを特徴とする、請求項1に記載のメタルカードの製造方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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KR10-2019-0035537 | 2019-03-28 | ||
KR1020190035537A KR102176235B1 (ko) | 2019-03-28 | 2019-03-28 | 양방향 통신이 가능한 메탈 카드 및 메탈 카드 제조 방법 |
PCT/KR2020/001641 WO2020197078A1 (ko) | 2019-03-28 | 2020-02-05 | 양방향 통신이 가능한 메탈 카드 및 메탈 카드 제조 방법 |
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JP2022516174A JP2022516174A (ja) | 2022-02-24 |
JP7219343B2 true JP7219343B2 (ja) | 2023-02-07 |
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JP2021538776A Active JP7219343B2 (ja) | 2019-03-28 | 2020-02-05 | 双方向通信が可能なメタルカード及びメタルカードの製造方法 |
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US (1) | US11704531B2 (ja) |
JP (1) | JP7219343B2 (ja) |
KR (1) | KR102176235B1 (ja) |
CN (1) | CN113228054A (ja) |
WO (1) | WO2020197078A1 (ja) |
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2019
- 2019-03-28 KR KR1020190035537A patent/KR102176235B1/ko active IP Right Grant
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2020
- 2020-02-05 US US17/420,003 patent/US11704531B2/en active Active
- 2020-02-05 JP JP2021538776A patent/JP7219343B2/ja active Active
- 2020-02-05 WO PCT/KR2020/001641 patent/WO2020197078A1/ko active Application Filing
- 2020-02-05 CN CN202080007482.7A patent/CN113228054A/zh active Pending
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JP2007249780A (ja) | 2006-03-17 | 2007-09-27 | Kyodo Printing Co Ltd | コンビネーションカード及びその製造方法 |
JP2009157666A (ja) | 2007-12-27 | 2009-07-16 | Dainippon Printing Co Ltd | 接触・非接触共用型icカードと非接触型icカード、およびそれらの製造方法 |
US20180018551A1 (en) | 2015-02-02 | 2018-01-18 | Smart Packaging Solutions | Contactless chip card with dual antenna |
KR101902207B1 (ko) | 2018-07-31 | 2018-11-28 | 코나아이 (주) | 메탈 카드 및 메탈 카드 제조 방법 |
Also Published As
Publication number | Publication date |
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US11704531B2 (en) | 2023-07-18 |
CN113228054A (zh) | 2021-08-06 |
WO2020197078A1 (ko) | 2020-10-01 |
US20220092377A1 (en) | 2022-03-24 |
KR102176235B1 (ko) | 2020-11-09 |
JP2022516174A (ja) | 2022-02-24 |
KR20200114217A (ko) | 2020-10-07 |
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