TWI759098B - Light-emitting inductive card with two antennas - Google Patents

Abstract

An light-emitting inductive card with two antennas includes a card body, a light-emitting module and a chip module. The light emitting module is arranged on the card body. The light emitting module has a light emitting element and a first antenna. The first antenna is electrically connected to the light emitting element. The chip module is arranged on the card body. The chip module has a chip and a second antenna. The second antenna is electrically connected to the chip, and the second antenna and the first antenna are independent of each other. The first antenna is configured to receive power from a reading module to supply power to the light-emitting element. The chip exchanges data with the reading module through the second antenna. The light-emitting inductive card with two antennas has an improved data exchange efficiency.

Description

Dual Antenna Illuminated Proximity Card

The present invention relates to an induction card, in particular to a dual-antenna light-emitting induction card.

Because the main material of portable card is plastic or pulp, it is light, thin and easy to store. It is now widely used in daily life, such as membership card, business card or advertising card, etc. The technology generates text or images on the main body of the card, and can also print a two-dimensional barcode (Bar code) or a matrix barcode (QR code), etc., to read the barcode data through a barcode machine or mobile device, such as: store related information, etc. In addition, with the technological development of the miniaturization of the integrated circuit process size, the portable card can be combined with processing chips, miniaturized circuits or inductive elements, etc., so that the portable card itself can store data, perform simple operations or transmit data. Such portable cards are also called smart cards, such as financial cards, credit cards, stored-value cards, transportation cards (Easy Card, All-in-One Card, Octopus and Watermelon Cards, etc.), health insurance cards or natural person certificates.

A portable card in the prior art has a light-emitting element, a chip and a single antenna. The light-emitting element, the chip and the antenna are electrically connected. The card machine reads the data of the chip and generates electricity to make the light-emitting element emit light. However, the portable card uses a single antenna to interact with the antenna of the card reader to make the light-emitting element emit light and exchange data with the chip. The efficiency of a single antenna is limited, and the portable card cannot synchronously exchange data and emit light, which affects the chip. Data exchange efficiency with the reading module.

The present invention provides a dual-antenna light-emitting induction card, which has good data exchange efficiency.

The dual-antenna light-emitting induction card provided by the present invention includes a card body, a light-emitting module and a chip module. The light-emitting module is arranged on the card body, and the light-emitting module has a light-emitting element and a first antenna, the first antenna is electrically connected with the light-emitting element, and the first antenna is an enameled wire antenna, a printed antenna or an aluminum etched antenna. The chip module is arranged on the card body, the chip module has a chip and a second antenna, the second antenna is electrically connected with the chip, and the second antenna and the first antenna are independent of each other.

In an embodiment of the present invention, the above-mentioned second antenna is an enameled wire antenna.

In an embodiment of the present invention, the above-mentioned first antenna and the light-emitting element are connected by solder or glue, and the second antenna and the chip are connected by solder or glue.

In an embodiment of the present invention, the card body further includes an antenna layer, the antenna layer has a base material, and the first antenna and the second antenna are embedded in the base material.

In an embodiment of the present invention, the above-mentioned substrate is a transparent substrate.

In an embodiment of the present invention, the above-mentioned antenna layer further forms a first through groove, the card body further includes a first printed layer, the first printed layer is disposed on one side of the antenna layer, and a first printed layer is further formed on the first printed layer. Two through grooves, the second through groove is staggered from the first through groove, the light emitting element is embedded in the first through groove, and the chip is embedded in the second through groove.

In an embodiment of the present invention, the above-mentioned card body further includes a second printed layer, and the antenna layer is disposed between the first printed layer and the second printed layer.

In an embodiment of the present invention, the above-mentioned first printing layer further includes a first substrate and a first pigment layer, the first pigment layer is disposed on a side of the first substrate away from the antenna layer, and the second printing layer further includes a first pigment layer. Two substrates and a second pigment layer, the second pigment layer is disposed on one side of the second substrate away from the antenna layer, the second through groove is formed through the first substrate and the first pigment layer, the first substrate and the second substrate are transparent light base.

In an embodiment of the present invention, the above-mentioned card body further includes a first inner protective film, a first outer protective film, a second inner protective film and a second outer protective film, and the first inner protective film is disposed on the first printing layer and the antenna layer, the first outer protective film is disposed on one side of the first printed layer away from the first inner protective film, the second inner protective film is disposed between the second printed layer and the antenna layer, the second outer protective film The second through-groove is disposed on one side of the second printing layer away from the second inner protective film, and the second through groove is formed through the first inner protective film, the first outer protective film and the first printing layer.

In an embodiment of the present invention, the above-mentioned first inner protective film, first outer protective film, second inner protective film and second outer protective film are light-transmitting films.

In an embodiment of the present invention, the above-mentioned light-emitting element further includes a circuit board, a light-emitting body, a first contact pad and a second contact pad. The light-emitting body, the first contact pad and the second contact pad are arranged on the circuit board to emit light. The body is electrically connected between the first contact pad and the second contact pad, and the first contact pad and the second contact pad are electrically connected to the first antenna.

In an embodiment of the present invention, the above-mentioned light-emitting element further includes a circuit board and a light-emitting body, the light-emitting body is disposed on the circuit board, the first antenna is disposed on the circuit board and is electrically connected to the light-emitting body, and the first antenna is disposed on the circuit board. For the printed antenna or the aluminum etched antenna.

In an embodiment of the present invention, the above-mentioned first antenna is used to receive the power of the reading module to supply power to the light-emitting element, and the chip exchanges data with the reading module through the second antenna.

In the dual-antenna light-emitting induction card of the present invention, since the light-emitting module and the chip module have independent first antennas and second antennas, when the dual-antenna light-emitting induction card is close to the reading module, the reading module The antenna of the group senses the first antenna of the light-emitting module and the second antenna of the chip module. When the reading module reads or writes the data of the identification element through the first antenna, the The antenna and the second antenna are induced to generate electricity in the second antenna and the light-emitting element generates light. Therefore, the dual-antenna light-emitting induction card of the present invention can simultaneously perform data exchange and light emission, thereby improving the data exchange efficiency between the chip and the reading module.

In order to make the above-mentioned and other objects, features and advantages of the present invention more obvious and easy to understand, the following embodiments are given and described in detail in conjunction with the accompanying drawings.

100: Dual antenna light-emitting induction card

110: Card body

111: Antenna layer

1111: Substrate

112: The first printing layer

1121: First base

1122: First Pigment Layer

113: Second printing layer

1131: Second base

1132: Second Pigment Layer

114: The first inner protective film

115: The first outer protective film

116: Second inner protective film

117: Second outer protective film

120: Lighting module

121: Light-emitting element

1211: circuit board

1212: Illuminator

1213: First Contact Pad

1214: Second Contact Pad

122: The first antenna

130: Chip module

131: Wafer

132: Second Antenna

141: The first slot

142: Second slot

200: read module

210: Antenna

1 is a schematic diagram of a dual-antenna light-emitting proximity card according to an embodiment of the present invention; FIG. 2 is a schematic cross-sectional view of a dual-antenna light-emitting proximity card according to an embodiment of the present invention; A schematic diagram of an antenna loop; FIG. 4 is a schematic diagram of a light-emitting element of a dual-antenna light-emitting proximity card according to an embodiment of the present invention; FIG. 5 is a schematic diagram of an antenna loop of a dual-antenna light-emitting proximity card according to an embodiment of the present invention; and FIG. 6 is an implementation of the present invention. 7 is a schematic diagram of an antenna loop of a dual-antenna light-emitting proximity card according to an embodiment of the present invention.

FIG. 1 is a schematic diagram of a dual-antenna light-emitting induction card according to an embodiment of the present invention. 2 is a schematic cross-sectional view of a dual-antenna light-emitting induction card according to an embodiment of the present invention. FIG. 3 is a schematic diagram of an antenna loop of a dual-antenna light-emitting induction card according to an embodiment of the present invention. 4 is a schematic diagram of a light-emitting element of a dual-antenna light-emitting proximity card according to an embodiment of the present invention. As shown in FIGS. 1 to 4 , the dual-antenna light-emitting induction card 100 of the present invention includes a card body 110 , a light-emitting module 120 and a chip module 130 . The light emitting module 120 is disposed on the card body 110, the light emitting module 120 has a light emitting element 121 and a first antenna 122, the first antenna 122 is electrically connected with the light emitting element 121, and the first antenna 122 can be an enameled wire antenna or a printed antenna or aluminum etched antenna. The chip module 130 is disposed on the card body 110 and has a chip 131 and a second antenna 132 . The second antenna 132 is electrically connected to the chip 131 , and the second antenna 132 and the first antenna 122 are independent of each other. The first antenna 122 is used for receiving the power of the reading module 200 to supply power to the light-emitting element 121 so that the light-emitting element 121 emits power Light, the chip 131 exchanges data with the reading module 200 via the second antenna 132 . The dual-antenna light-emitting induction card 100 of the present invention is suitable for membership cards, business cards, advertising cards, financial cards, credit cards, stored-value cards, transportation cards (Easy Card, All-in-One Card, Octopus and Watermelon Card, etc.), health insurance cards or natural person certificates, etc. , the application of the dual-antenna light-emitting induction card 100 is not particularly limited in the present invention. In addition, the wafer 131 is, for example, but not limited to, an integrated circuit wafer.

In the dual-antenna light-emitting proximity card 100 of the present invention, the light-emitting module 120 and the chip module 130 have a first antenna 122 and a second antenna 132 that are independent of each other. When the dual-antenna light-emitting proximity card 100 is close to the reading module At 200, the antenna 210 of the reading module 200 senses the first antenna 122 of the light emitting module 120 and the second antenna 132 of the chip module 130, and the reading module 200 reads or writes the data of the chip 131 At the same time, the antenna 210 of the reading module 200 and the second antenna 132 are induced to generate electricity in the second antenna 132 so that the light-emitting element 121 generates light, providing a light decoration effect or a prompt function. With the independent first antenna 122 and the second antenna 132, the dual-antenna light-emitting proximity card 100 of the present invention performs data exchange and light-emitting functions synchronously, thereby improving the data exchange efficiency between the chip 131 and the reading module 200 .

In one embodiment, the above-mentioned first antenna 122 and second antenna 132 may be enameled wire antennas, the first antenna 122 and the light-emitting element 121 may be connected to each other through soldering materials, and the second antenna 132 and the chip 131 may be connected through In another embodiment, the first antenna 122 and the light-emitting element 121 can also be connected by adhesive. Similarly, the second antenna 132 and the chip 131 can also be connected by adhesive. In addition, the card body 110 further includes an antenna layer 111 , the antenna layer 111 has a base material 1111 , and the first antenna 122 and the second antenna 132 are embedded in the base material 1111 . The base material 1111 can be a light-transmitting base material through which the light generated by the light-emitting element 121 can be transmitted, and the base material 1111 can have a specific color according to requirements. In addition, in one embodiment, the first antenna 122 and the second antenna 132 are disposed in the substrate 1111 of the antenna layer 111 approximately along the edge of the card body 110 , and the distribution range of the first antenna 122 on the substrate 1111 larger than the second antenna 132 on the substrate 1111 distribution range, but the present invention does not specifically limit the distribution manner and distribution range of the first antenna 122 and the second antenna 132 .

In one embodiment, the above-mentioned antenna layer 111 further forms a first through slot 141 , the card body 110 further includes a first printed layer 112 , and the first printed layer 112 is disposed on the first printed layer 112 on one side of the antenna layer 111 . A second through groove 142 is also formed. The second through groove 142 is staggered from the first through groove 141 , the light emitting element 121 is embedded in the first through groove 141 , and the chip 131 is embedded in the second through groove 142 . In addition, the card body 110 may further include a second printing layer 113, the antenna layer 111 is disposed between the first printing layer 112 and the second printing layer 113, and the first printing layer 112 and the second printing layer 113 may be the same or different text, patterns, etc. In addition, in one embodiment, the first printing layer 112 and the second printing layer 113 can close the opposite ends of the first through groove 141 . Through the first printing layer 112 and the second printing layer 113 , the two sides of the dual-antenna light-emitting induction card 100 can present desired characters and patterns.

The above-mentioned first printing layer 112 further includes a first substrate 1121 and a first pigment layer 1122, the first pigment layer 1122 is disposed on one side of the first substrate 1121 away from the antenna layer 111, and the second printing layer 113 further includes a second substrate 1131 and the second pigment layer 1132, the second pigment layer 1132 is disposed on one side of the second substrate 1131 away from the antenna layer 111, the second through groove 142 is formed through the first substrate 1121 and the first pigment layer 1122, the first substrate 1121 and the second substrate 1131 are transparent substrates. The light generated by the light-emitting element 121 can be transmitted through the first printing layer 112 and the second printing layer 113 . It should be understood that the first pigment layer 1122 and the second pigment layer 1132 can transmit light through the light-transmitting pigment by disposing the light-transmitting pigment and the light-shielding pigment. For example, the light-transmitting pigment may be coated or printed on the first substrate 1121 and/or the second substrate 1131 first, and the light-shielding pigment may be partially coated or partially printed on the light-transmitting pigment, so that light can pass through without The opacifying pigment covered by the opacifying pigment shines through. In addition, in one embodiment, the first base 1121 and the second base 1131 can close opposite ends of the first through groove 141 .

The above-mentioned card body 110 further includes a first inner protective film 114 , a first outer protective film 115 , a second inner protective film 116 and a second outer protective film 117 . The first inner protective film 114 is disposed on the first printed layer 112 and the antenna. Between the layers 111, the first outer protective film 115 is disposed on one side of the first printed layer 112 away from the first inner protective film 114, and the second inner protective film 116 is disposed between the second printed layer 113 and the antenna layer 111, The second outer protective film 117 is disposed on one side of the second printing layer 113 away from the second inner protective film 116 , and the second through grooves 142 are formed through the first inner protective film 114 , the first outer protective film 115 and the first printing layer 114 . layer 112. Further, the first inner protective film 114 is disposed between the first substrate 1121 and the antenna layer 111 , the second inner protective film 116 is disposed between the second substrate 1131 and the antenna layer 111 , the first inner protective film 114 and the Two inner protective films 116 close the opposite ends of the first through groove 141 , the first pigment layer 1122 is disposed between the first outer protective film 115 and the first substrate 1121 , and the second pigment layer 1132 is disposed between the second outer protective film 117 and the first substrate 1121 . between the second substrates 1131 . The first inner protective film 114 , the first outer protective film 115 , the second inner protective film 116 and the second outer protective film 117 can be light-transmitting films, whereby the light generated by the light-emitting element 121 can pass through the first inner protective film 114 , the first outer protective film 115 , the second inner protective film 116 and the second outer protective film 117 are exposed.

In addition, the above-mentioned base material 1111 , first substrate 1121 , second substrate 1131 , first inner protective film 114 , first outer protective film 115 , second inner protective film 116 and second outer protective film 117 may be made of the same material or different; in one embodiment, the substrate 1111, the first substrate 1121, the second substrate 1131, the first inner protective film 114, the first outer protective film 115, the second inner protective film 116 and the second outer protective film The material of 117 can be selected from the group consisting of: polycarbonate (PC), polyvinyl chloride (PVC) and polyethylene terephthalate glycol (PETG), but not limited to this. In addition, in one embodiment, the thickness of the dual-antenna light-emitting proximity card 100 may be, for example, 0.68 mm to 0.88 mm, but the invention is not limited thereto.

The above-mentioned light-emitting element 121 further includes a circuit board 1211, a light-emitting body 1212, a first contact pad 1213 and a second contact pad 1214. The light-emitting body 1212, the first contact pad 1213 and the second contact pad 1214 are arranged on the circuit board 1211, and emit light. The body 1212 is connected between the first contact pad 1213 and the second contact pad 1214 , and the first contact pad 1213 and the second contact pad 1214 are electrically connected to the first antenna 122 . In one embodiment, the circuit board 1211 is substantially rectangular and has four corners, the first contact pad 1213 and the second contact pad 1214 are oppositely disposed on the circuit board 1211, and the light-emitting body 1212 is disposed on the first contact pad 1213 and the second contact pad 1214. between the two contact pads 1214 , but the present invention does not specifically limit the specific shapes of the circuit board 1211 , the first contact pad 1213 , the second contact pad 1214 and the light-emitting body 1212 . In addition, the circuit configuration on the circuit board 1211 is not the focus of the present invention and will not be repeated here.

FIG. 5 is a schematic diagram of an antenna loop of a dual-antenna light-emitting induction card according to an embodiment of the present invention. In the present invention, the number of the light emitting elements 121 may be one or more. As shown in FIG. 5 , in one embodiment, the number of light-emitting elements 121 is two, and the two light-emitting elements 121 are connected to the first antenna 122 in parallel; in another embodiment, as shown in FIG. 3 , the number of light-emitting elements 121 is one. The present invention does not particularly limit the number of light-emitting elements 121 . By increasing the number of light-emitting elements 121, more diverse devices and indication effects can be provided.

6 is a schematic diagram of a light-emitting element of a dual-antenna light-emitting proximity card according to an embodiment of the present invention. In the present invention, the number of light-emitting bodies 1212 may be one or more, as shown in FIG. 6 , in one embodiment, the number of light-emitting bodies 1212 is two; in another embodiment, as shown in FIG. 4 , the number of the light-emitting body 1212 is one. In addition, in the present invention, the light-emitting body 1212 can be, for example, a light-emitting diode (LED). The present invention does not specifically limit the quantity and type of the light-emitting bodies 1212 . By increasing the number of light-emitting bodies 1212, more diverse devices and indication effects can be provided.

7 is a schematic diagram of an antenna loop of a dual-antenna light-emitting induction card according to an embodiment of the present invention. As shown in FIG. 7, in one embodiment, the light-emitting element 121 includes a circuit board 1211 and a light-emitting body 1212, The light-emitting body 1212 and the first antenna 122 are disposed on the circuit board 1211, the first antenna 122 is electrically connected to the light-emitting body 1212, and the first antenna 122 is disposed on the circuit board 1211 by an aluminum etching process or a printed circuit process. That is, the first antenna 122 can be an aluminum etched antenna or a printed antenna.

In the dual-antenna light-emitting induction card of the embodiment of the present invention, since the light-emitting module and the chip module have independent first antennas and second antennas, when the dual-antenna light-emitting induction card is close to the reading module, the reading The antenna of the retrieval module senses the first antenna of the light-emitting module and the second antenna of the chip module, and the reading module reads or writes the data of the identification element through the first antenna while reading the The antenna of the group and the second antenna are induced to generate electricity in the second antenna and the light-emitting element generates light. Therefore, the dual-antenna light-emitting induction card of the present invention can simultaneously perform data exchange and light emission, thereby improving the data exchange efficiency between the chip and the reading module.

Although the present invention has been disclosed above by the embodiments, it is not intended to limit the present invention. Those with ordinary knowledge in the technical field to which the present invention pertains can make some changes and modifications without departing from the spirit and scope of the present invention. Therefore, the protection scope of the present invention should be determined by the scope of the appended patent application.

100: Dual antenna light-emitting induction card

111: Antenna layer

1111: Substrate

112: The first printing layer

1121: First base

1122: First Pigment Layer

113: Second printing layer

1131: Second base

1132: Second Pigment Layer

114: The first inner protective film

115: The first outer protective film

116: Second inner protective film

117: Second outer protective film

120: Lighting module

121: Light-emitting element

130: Chip module

131: Wafer

141: The first slot

142: Second slot

Claims (11)

A dual-antenna light-emitting induction card, comprising: a card body; a light-emitting module set on the card body, having at least one light-emitting element and a first antenna, the first antenna being electrically connected with the at least one light-emitting element , the first antenna is an enameled wire antenna, a printed antenna or an aluminum etched antenna; and a chip module, disposed on the card body, has a chip and a second antenna, and the second antenna is electrically connected to the chip , and the second antenna and the first antenna are independent of each other; wherein the card body further includes an antenna layer, the antenna layer has a base material, and the first antenna and the second antenna are embedded in the base material inside; wherein a first through slot is further formed on the antenna layer, the card body further includes a first printing layer, the first printing layer is disposed on one side of the antenna layer, and a first printing layer is further formed on the first printing layer Two through grooves, the second through groove is staggered from the first through groove, the light-emitting element is embedded in the first through groove, and the chip is embedded in the second through groove. The dual-antenna light-emitting induction card according to claim 1, wherein the second antenna is an enameled wire antenna. The dual-antenna light-emitting proximity card as claimed in claim 1, wherein the first antenna and the light-emitting element are connected with solder or glue, and the second antenna and the chip are connected with solder or glue. The dual-antenna light-emitting induction card according to claim 1, wherein the base material is a transparent base material. The dual-antenna light-emitting induction card as claimed in claim 1, wherein the card body further comprises a second printing layer, and the antenna layer is disposed between the first printing layer and the second printing layer. The dual-antenna light-emitting proximity card as claimed in claim 5, wherein the first printing layer further comprises a first substrate and a first pigment layer, the first pigment layer is disposed on a side of the first substrate away from the antenna layer above, the second printing layer further includes a second substrate and a second pigment layer, the second pigment layer is disposed on a side of the second substrate away from the antenna layer, and the second through groove is formed through the first A substrate and the first pigment layer, the first substrate and the second substrate are light-transmitting substrates, and the first pigment layer and the second pigment layer are light-transmitting pigment layers. The dual-antenna light-emitting induction card as claimed in claim 5, wherein the card body further comprises a first inner protective film, a first outer protective film, a second inner protective film and a second outer protective film, the first protective film The inner protective film is disposed between the first printed layer and the antenna layer, the first outer protective film is disposed on a side of the first printed layer away from the first inner protective film, and the second inner protective film is disposed on Between the second printed layer and the antenna layer, the second outer protective film is disposed on a side of the second printed layer away from the second inner protective film, and the second through groove is formed through the first inner protective film film, the first outer protective film and the first printing layer. The dual-antenna light-emitting induction card as claimed in claim 7, wherein the first inner protective film, the first outer protective film, the second inner protective film and the second outer protective film are light-transmitting films. The dual-antenna light-emitting induction card as claimed in claim 1, wherein each of the at least one light-emitting element further comprises a circuit board, at least one light-emitting body, a first contact pad and a second contact pad, the at least one light-emitting body, the The first contact pad and the second contact pad are arranged on the circuit board, the at least one light-emitting body is electrically connected between the first contact pad and the second contact pad, the first contact pad and the second contact pad The pad is electrically connected to the first antenna. The dual-antenna light-emitting proximity card as claimed in claim 1, wherein the first antenna is used for receiving power from a reading module to supply power to the at least one light-emitting element, and the chip communicates with the reading module via the second antenna. Get module exchange data. A dual-antenna light-emitting induction card, comprising: a card body; a light-emitting module set on the card body, having at least one light-emitting element and a first antenna, the first antenna being electrically connected with the at least one light-emitting element , the first antenna is an enameled wire antenna, a printed antenna or an aluminum etched antenna; and a chip module, disposed on the card body, has a chip and a second antenna, and the second antenna is electrically connected to the chip , and the second antenna and the first antenna are independent of each other; wherein each of the at least one light-emitting element further includes a circuit board and at least one light-emitting body, the at least one light-emitting body is arranged on the circuit board, the first day The wire is arranged on the circuit board, the first antenna is electrically connected with the at least one light-emitting body, and the first antenna is the printed antenna or the aluminum etched antenna.

Images