KR20170087652A - Smart multi card and method for manufacuring smart multi card - Google Patents
Smart multi card and method for manufacuring smart multi card Download PDFInfo
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- KR20170087652A KR20170087652A KR1020160007483A KR20160007483A KR20170087652A KR 20170087652 A KR20170087652 A KR 20170087652A KR 1020160007483 A KR1020160007483 A KR 1020160007483A KR 20160007483 A KR20160007483 A KR 20160007483A KR 20170087652 A KR20170087652 A KR 20170087652A
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- card
- film
- guide frame
- pcb
- pcb plate
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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
- G06K19/07722—Physical layout of the record carrier the record carrier being multilayered, e.g. laminated sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
- B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
- B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
- B42D25/40—Manufacture
-
- 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
- G06K19/07724—Physical layout of the record carrier the record carrier being at least partially made by a molding process
-
- 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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/22—Secondary treatment of printed circuits
- H05K3/28—Applying non-metallic protective coatings
- H05K3/281—Applying non-metallic protective coatings by means of a preformed insulating foil
-
- B42D2033/30—
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Credit Cards Or The Like (AREA)
Abstract
The present invention relates to a smart multi-card and smart multi-card manufacturing method.
A method of manufacturing a smart multi-card according to an exemplary embodiment of the present invention includes: a coupling step (S100) of forming a coupling by coupling at least one PCB plate to a guide frame; A first film joining step (S300) of filling the molding liquid onto the PCB plate up to the height of the guide frame and joining the first film to the joining body; And a guide frame cutting step (S800) for cutting the guide frame.
According to the present invention, as the various devices are combined, the molding liquid is filled on the curved PCB plate and the protective film is attached, so that the surface becomes flat, so that it can be manufactured in the same shape as a general card.
Description
The present invention relates to a smart multi-card and a method of manufacturing a smart multi-card, and more particularly, to a smart multi-card which is flat without involving several parts or elements but which is similar to a general plastic card and a method of manufacturing the same.
Since the industrialization of modern society, credit card called "plastic money" has been used for money as much as money after going through rapid information and credit. As a result, the number of credit cards held by ordinary adults has also increased significantly, and the number of credit cards held by ordinary adults has increased frequently. In addition, according to the activation of marketing, issuance of various point cards became an essential marketing item in most companies based on B2C, and now it is a common means to increase sales in small shops located in the alley.
As a result, it is a reality that dozens of cards have been issued by individuals without knowing them. However, in most cases, unnecessary issuance costs are incurred, and it is also true that they are discarded and cause social costs. Furthermore, point cards and discount cards at stores that are not frequently visited frequently are not available at the time of actual visit. This phenomenon leads to the avoidance of card issuance due to troublesome and complicated card management from the viewpoint of the consumer and wastes and unreasonableness in all aspects of demand and supply which cause unnecessary marketing cost in the view of the enterprise. In the case of credit cards, which are deemed to be relatively more efficient than actual point cards, the number of credit cards held by the credit card lender continued to increase after the credit card liquidity crisis, The number of credit cards per person is 4.9, and the total number of card issuance is about 121.23 million.
Meanwhile, the number of cards issued has been steadily increasing, but only 1.4 cards are actually used. As a result, most of the credit cards held by individuals become dormant cards, and more than 20 million (about 40 billion won) are being abandoned. It would not be an exaggeration to say that if you include a variety of cards such as debit, check, cash, and prepaid cards or cards for marketing purposes such as point cards or discount cards, astronomical costs are wasted.
Therefore, it is necessary to develop a card that can integrate various cards such as a debit card, a check card, a credit card, and a membership card.
Unlike ordinary cards, smart cards contain many parts inside the card. The surface may not be flat and may be curved due to the difference in height (or thickness) of parts mounted in the card. It is difficult to attach a protective film to the surface of the curved card or to perform printing. Accordingly, it is an object of the present invention to provide a smart multi-card and smart multi-card manufacturing method capable of preventing the film from adhering to the surface by making the surface completely flat.
The present invention also provides a method of manufacturing a smart multi-card which can reduce the time required for manufacturing a flexible printed circuit board by performing a process of filling a molding liquid and a process of attaching a film to a surface in one operation.
In addition, by adding a color to the side exposed through a wight frame or a frame portion as a design element, a smart multi-card having a higher esthetics than a conventional card and a method of manufacturing the same are provided.
A method of manufacturing a smart multi-card according to an embodiment of the present invention includes combining at least one PCB plate with a guide frame to form a combined body, the PCB including one or more elements constituting a smart multi- The frame having a constant thickness and being thicker than the PCB plate; A first film bonding step of filling a molding liquid onto the PCB plate up to the height of the guide frame and bonding the first film to the bonding body; A guide frame cutting step of cutting the guide frame to include the PCB plate; And a guide frame cutting step of cutting the guide frame.
Etching the IC chip to a depth at which the IC chip of the PCB plate is exposed from the first film attached to the coupling body; And a metal mounting step of mounting a metal on the etched area, wherein the metal is allowed to transmit current from the outside to the IC chip.
In addition, the first film bonding step may include: a molding liquid application step of applying a molding liquid to a specific point of each PCB plate; And a molding liquid smoothing step of applying heat or ultraviolet rays while placing the first film on the assembly and then applying pressure using a compression plate, Lt; / RTI >
The pressurizing plate may be transparent. The molding liquid leveling step irradiates ultraviolet rays toward the upper surface of the PCB plate at the upper end of the pressing device.
The first film joining step may further include a bubble removing step of applying a vibration to a specific point on each PCB plate in a state of being pressed by the press plate.
In addition, the guide frame may include at least one bubble removing groove between the respective PCB plate insertion openings.
In addition, the combined body forming step is characterized by selecting the guide frame of a specific color that matches the design of the smart multi-card, wherein the smart multi-card can expose a specific color of the guide frame on the side .
The guide frame includes one or more guide grooves serving as a reference for a cutting position. The guide frame includes at least one guide pin included in the smart multi-card manufacturing apparatus and the guide grooves corresponding to the guide pins. As shown in FIG.
In addition, the first film is a film on which an image exposed to the outside is pre-printed, and the first film combining step is performed such that the transparent area of the first film corresponding to the display of the smart multi- And the like.
Further, the method may further include printing on the first film attached to the binding body.
In addition, the thickness of the guide frame may be equal to or greater than a maximum height of elements included in the PCB plate, and may be less than a maximum allowable thickness of the smart card.
The method may further include a second film bonding step of filling the PCB plate up to the height of the guide frame and bonding the second film to the rear surface of the bonding body.
According to another aspect of the present invention, there is provided a smart multi-card including: a PCB plate including at least one element; A rim surrounding the PCB and having a thickness greater than that of the PCB; A molding liquid filled in the upper or lower surface of the PCB plate to a height of the rim and cured; A first film attached on the mold liquid and the rim portion; And a metal terminal inserted into the etched region from the first film to a depth at which the IC chip included in the PCB plate is exposed, wherein the metal terminal is adapted to transfer current from the outside to the IC chip.
In addition, the thickness of the rim portion may be equal to or greater than a maximum height of elements included in the PCB plate, and may be less than a maximum allowable thickness of the smart multi-card.
The frame part is formed by cutting the guide frame along a line parallel to the rim of the PCB plate after the PCB plate is coupled to the guide frame, And at least one groove corresponding to the shape of the groove.
According to the present invention as described above, the following various effects are obtained.
First, as the various devices are combined, the molding liquid is filled on the curved PCB plate surface, and the protective film is attached, so that the surface becomes flat, so that it can be manufactured in the same shape as a general card.
Second, a card having a desired thickness can be manufactured by the guide frame. That is, since the card can be pressed only until it comes into contact with the guide frame, the thickness of the smart card to be manufactured can be determined according to the thickness of the guide frame.
Third, the desired color can be exposed on the side. That is, as the smart multi-card is cut while the part of the guide frame is included, the side color can be determined according to the color of the guide frame. This makes it possible to consider side colors and design aesthetics when designing a card.
Fourth, there is an effect that the time required for the production of the smart multi-card can be reduced by performing the adhesion of the first film simultaneously with the flattening of the molding liquid using the press plate. Particularly, when the molding liquid applied by heat is softened and spread, it is possible to perform the molding liquid flattening and the protective film (i.e., the first film or the second film) in a state in which the image to be displayed on the upper or lower surface of the card is already printed Thus, the time required for the production of the smart multi-card can be further reduced.
Fifth, bubbles generated between the molding fluid remaining up to the height of the guide frame or the protective film and the molding liquid are removed into the bubble removing grooves, so that bubbles remain on the surface or the height compensation volume (that is, The volume of the card is filled up to the height), and the card surface is prevented from being rugged by the remaining molding liquid.
Sixth, since the guide pin included in the smart multi-card manufacturing apparatus is combined with the guide grooves provided in the guide frame, cutting, etching, printing, and the like are performed, and the manufacturing process can be performed at an accurate position, .
1 is a side view of a PCB plate on which at least one element is mounted according to an embodiment of the present invention.
2 is a top view of a PCB plate according to an embodiment of the present invention.
FIG. 3 is an exemplary view illustrating a PCB plate and a frame portion according to an embodiment of the present invention.
4 is an exemplary view of a guide frame according to an embodiment of the present invention.
FIG. 5 is an exemplary view of a combined body formed by coupling one or more PCB plates to a guide frame according to an embodiment of the present invention. FIG.
6 (a) is a side view of a smart multi-card manufactured using a separately manufactured frame according to an embodiment of the present invention.
6 (b) is a side view of a smart multi-card manufactured using a guide frame according to an embodiment of the present invention.
7 is a flowchart of a method of manufacturing a smart multi-card according to an embodiment of the present invention.
8 is a flowchart of a method of manufacturing a smart multi-card for performing flattening of a molding liquid and adhering a first film using a press plate after applying a molding liquid according to an embodiment of the present invention.
9 is a flowchart of a method for manufacturing a smart multi-card, which further includes a step of removing bubbles through vibration application according to an embodiment of the present invention.
FIG. 10 is a flowchart of a method for manufacturing a smart multi-card, which further includes a step of etching an upper portion of an IC chip or a charging terminal according to an embodiment of the present invention to thereby join the metal terminal.
11 is a flowchart of a method of manufacturing a smart card in which cards are manufactured by assembling a guide groove of a guide frame to a guide pin of a manufacturing apparatus according to an embodiment of the present invention.
12 is a flowchart of a method of manufacturing a smart multi-card including a second film adhering step according to an embodiment of the present invention.
FIG. 13 is an exemplary view showing that a molding liquid is applied to the top surface of a PCB according to an embodiment of the present invention. FIG.
FIG. 14 is an exemplary view illustrating the pressing operation in the state where the first film is placed on the coupling body coated with the molding liquid according to an embodiment of the present invention.
FIG. 15 is an exemplary view for performing the molding liquid flattening and the first film adhering through the compression of the compression plate according to an embodiment of the present invention. FIG.
16 is an exemplary view showing that the molding liquid is flattened on the top surface of the PCB according to an embodiment of the present invention, and an extra molding liquid or bubble is included in the bubble removing groove.
17 is an exemplary view showing a process of etching an upper end of an IC chip or a charging terminal and coupling a metal terminal according to an embodiment of the present invention.
FIG. 18 is an exemplary view showing a first film to which an image is printed and a portion corresponding to the display portion is treated in a transparent manner according to an embodiment of the present invention.
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS The advantages and features of the present invention and the manner of achieving them will become apparent with reference to the embodiments described in detail below with reference to the accompanying drawings. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. To fully disclose the scope of the invention to those skilled in the art, and the invention is only defined by the scope of the claims. Like reference numerals refer to like elements throughout the specification.
Unless defined otherwise, all terms (including technical and scientific terms) used herein may be used in a sense commonly understood by one of ordinary skill in the art to which this invention belongs. Also, commonly used predefined terms are not ideally or excessively interpreted unless explicitly defined otherwise.
The terminology used herein is for the purpose of illustrating embodiments and is not intended to be limiting of the present invention. In the present specification, the singular form includes plural forms unless otherwise specified in the specification. The terms " comprises "and / or" comprising "used in the specification do not exclude the presence or addition of one or more other elements in addition to the stated element.
Hereinafter, a method of manufacturing a smart multi-card and a smart multi-card according to embodiments of the present invention will be described with reference to the drawings.
A smart multi-card according to another embodiment of the present invention includes a
As shown in FIGS. 1 and 2, the PCB 100 (printed circuit board) is a component in which various electrical components of a smart multi-card are installed. The flexible printed
The
Specifically, the
The
In addition, in another embodiment, the
The
The magnetic
The
The
The user input unit receives input data for controlling the operation of the smart multi-card from the user. The user input unit may include a key pad, a dome switch, a touch pad (static / static), a jog wheel, a jog switch, and the like. The user input unit may be provided on the upper surface of the
The elements such as the
The
The
The
6, after the
The
The
One or more films are attached onto the
In addition, the smart multi-card according to an embodiment of the present invention may further include a
Hereinafter, a method of manufacturing a smart multi-card according to an embodiment of the present invention will be described in detail. The method of manufacturing the smart multi-card is not limited to the following description, and various methods can be applied.
7 is a flowchart of a method of manufacturing a smart multi-card according to an embodiment of the present invention.
Referring to FIG. 7, a method of fabricating a smart multi-card according to an exemplary embodiment of the present invention includes forming a coupling body S100 by coupling one or
One or
The
Also, when the
As shown in FIG. 5, the
6, the
Then, the
Various methods can be applied in a method of filling the
For example, as shown in FIG. 8, the joining step S300 of the
First, the
14, after the
In the case of softening the
In addition, in the step S300 of joining the
9, the joining step S300 of the
One or more vibration modules may be disposed in a region where the
Thereafter, the
In addition, when the smart card is manufactured in a shape other than a rectangular shape, the
In addition, by cutting the
Conventionally, the side of the card can not be designed by selecting a color, so that a color that does not match the design of the top or bottom surface may appear on the side. According to one embodiment of the present invention, a part of the
As shown in FIG. 10, the outer shape etching step (S500) of etching the first film (500) attached to the coupling body to a depth at which the IC chip (110) of the PCB plate (100) is exposed; And a metal mounting step (S600) of mounting a metal on the etched area, wherein the metal allows the current to be transferred from the outside to the IC chip (110). The
When the
The method of etching an IC chip can be equally applied to a charging terminal which must receive current through contact with the outside. Further, the etching for the IC chip or the charging terminal and the like can be performed in various ways. For example, it may be etched by CNC cutting or NC cutting, and may be etched by chemical treatment.
11, the
Therefore, the
The method may further include printing (S700) printing on the first film (500) attached to the binding body.
Further, as shown in FIG. 12, a second film bonding step (S400) of bonding the second film to the rear surface of the coupling body may be further included. The
Further, after the second film is first placed on the production apparatus (that is, laid), the adhesive or the
According to the present invention as described above, the following various effects are obtained.
First, as the various devices are combined, the molding liquid is filled on the curved PCB plate surface, and the protective film is attached, so that the surface becomes flat, so that it can be manufactured in the same shape as a general card.
Second, a card having a desired thickness can be manufactured by the guide frame. That is, since the card can be pressed only until it comes into contact with the guide frame, the thickness of the smart card to be manufactured can be determined according to the thickness of the guide frame.
Third, the desired color can be exposed on the side. That is, as the smart multi-card is cut while the part of the guide frame is included, the side color can be determined according to the color of the guide frame. This makes it possible to consider side colors and design aesthetics when designing a card.
Fourth, there is an effect that the time required for the production of the smart multi-card can be reduced by performing the adhesion of the first film simultaneously with the flattening of the molding liquid using the press plate. Particularly, when the molding liquid applied by heat is softened and spread, it is possible to perform the molding liquid flattening and the protective film (i.e., the first film or the second film) in a state in which the image to be displayed on the upper or lower surface of the card is already printed Thus, the time required for the production of the smart multi-card can be further reduced.
Fifth, bubbles generated between the molding fluid remaining up to the height of the guide frame or the protective film and the molding liquid are removed into the bubble removing grooves, so that bubbles remain on the surface or the height compensation volume (that is, The volume of the card is filled up to the height), and the card surface is prevented from being rugged by the remaining molding liquid.
Sixth, since the guide pin included in the smart multi-card manufacturing apparatus is combined with the guide grooves provided in the guide frame, cutting, etching, printing, and the like are performed, and the manufacturing process can be performed at an accurate position, .
While the present invention has been described in connection with what is presently considered to be practical exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, You will understand. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive.
100: PCB plate 110: IC chip
120: magnetic field generator 130:
140: display part 150: metal terminal
200: rim 300: guide frame
310: PCB plate insertion groove 320: guide groove
330: bubble removing groove 400: molding liquid
410: Bubble 500: First film
600:
Claims (15)
A first film bonding step of filling a molding liquid onto the PCB plate up to the height of the guide frame and bonding the first film to the bonding body;
And a guide frame cutting step of cutting the guide frame to include the PCB plate.
An outer shape etching step of etching from the first film attached to the coupling body to a depth at which the IC chip of the PCB plate is exposed; And
Wherein the metal is mounted on the etched area, wherein the metal is adapted to transfer current from the exterior to the IC chip.
Wherein the first film combining step comprises:
A molding liquid applying step of applying a molding liquid to a specific point of each PCB plate;
And a molding liquid leveling step of applying heat or ultraviolet rays while placing the first film on the bonding body and applying pressure using a compression plate,
Wherein the press plate is included in a manufacturing apparatus of the smart multi-card.
Characterized in that the press plate is transparent,
Wherein the molding liquid leveling step comprises:
And irradiating ultraviolet rays toward the top surface of the PCB plate at an upper end of the manufacturing apparatus.
Wherein the first film combining step comprises:
And applying a vibration to a specific point on each PCB plate in a state of being pressed by the press plate.
The guide frame
Wherein at least one bubble removing groove is provided between the respective PCB plate inserting openings.
The coupling-
Characterized in that the guide frame of a specific color matching the design of the smart multi card is selected,
The smart multi-
Wherein a specific color of the guide frame is exposed on the side surface.
Wherein the guide frame includes at least one guide groove as a reference of a cutting position,
And combining the at least one guide pin included in the manufacturing device of the smart multi-card with the guide groove corresponding to each guide pin.
Wherein the first film comprises:
The image exposed to the outside is a pre-printed film,
Wherein the first film combining step comprises:
Wherein the display of the smart multi-card is matched with the transparent area of the first film corresponding to the display.
And performing printing on the first film attached to the binding body.
The thickness of the guide frame may be,
The maximum height of the elements included in the PCB plate,
Wherein the maximum allowable thickness of the smart multi-card is less than or equal to the maximum allowable thickness of the smart multi-card.
And a second film bonding step of filling the PCB plate up to the height of the guide frame with a molding liquid and bonding the second film to the rear surface of the combination body.
A rim surrounding the PCB and having a thickness greater than that of the PCB;
A molding liquid filled in the upper or lower surface of the PCB plate to a height of the rim and cured;
A first film attached on the mold liquid and the rim portion; And
And a metal terminal inserted into the etched region from the first film to a depth at which the IC chip included in the PCB plate is exposed,
And the metal terminal is adapted to allow current to be transmitted from the outside to the IC chip.
The thickness of the rim portion
The maximum height of the elements included in the PCB plate,
Wherein the smart card is less than or equal to the maximum allowable thickness of the smart card.
The rim portion
The guide frame is formed by cutting the guide frame along a line parallel to the rim of the PCB plate after coupling the PCB plate to the guide frame,
Wherein the guide frame has at least one groove corresponding to the shape of the PCB plate to which the at least one PCB plate is coupled.
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KR1020160007483A KR101783719B1 (en) | 2016-01-21 | 2016-01-21 | Smart multi card and method for manufacuring smart multi card |
PCT/KR2017/000711 WO2017126930A1 (en) | 2016-01-21 | 2017-01-20 | Smart multi-card and method for manufacturing smart multi-card |
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KR1020160007483A KR101783719B1 (en) | 2016-01-21 | 2016-01-21 | Smart multi card and method for manufacuring smart multi card |
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WO2019245071A1 (en) * | 2018-06-20 | 2019-12-26 | 코나아이주식회사 | Metal card manufacturing method |
KR102138684B1 (en) * | 2019-07-03 | 2020-07-28 | (주)비티비엘 | Method of manufacturing smart card with improved flatness and smart card thereof |
KR102138682B1 (en) * | 2019-06-12 | 2020-07-28 | (주)비티비엘 | Method of manufacturing smart card with improved the quality and smart card thereof |
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2016
- 2016-01-21 KR KR1020160007483A patent/KR101783719B1/en active IP Right Grant
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WO2019245072A1 (en) * | 2018-06-20 | 2019-12-26 | 코나아이주식회사 | Metal card manufacturing method |
WO2019245071A1 (en) * | 2018-06-20 | 2019-12-26 | 코나아이주식회사 | Metal card manufacturing method |
CN112334912A (en) * | 2018-06-20 | 2021-02-05 | 卡诺爱股份有限公司 | Method for manufacturing metal card |
CN112352246A (en) * | 2018-06-20 | 2021-02-09 | 卡诺爱股份有限公司 | Method for manufacturing metal card |
KR20210018504A (en) * | 2018-06-20 | 2021-02-17 | 코나아이 (주) | Metal card manufacturing method |
KR20210019107A (en) * | 2018-06-20 | 2021-02-19 | 코나아이 (주) | Metal card manufacturing method |
US11416729B2 (en) | 2018-06-20 | 2022-08-16 | Kona I Co., Ltd. | Metal card manufacturing method |
US11993065B2 (en) | 2018-06-20 | 2024-05-28 | Kona I Co., Ltd. | Metal card manufacturing method |
KR102138682B1 (en) * | 2019-06-12 | 2020-07-28 | (주)비티비엘 | Method of manufacturing smart card with improved the quality and smart card thereof |
KR102138684B1 (en) * | 2019-07-03 | 2020-07-28 | (주)비티비엘 | Method of manufacturing smart card with improved flatness and smart card thereof |
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