KR100939789B1 - Music playing chip card - Google Patents

Abstract

The present invention relates to a music reproducing chip card capable of reproducing music using a chip card of a standard size.

A music reproducing chip card according to an embodiment of the present invention includes at least two semiconductor chips on a standard size plastic substrate, and one of the at least two semiconductor chips is a digital compressed file of MP3 or other music. A flash memory capable of recording various sound source data, and a driving circuit capable of outputting the MP3 or other compressed sound source data, wherein the driving circuit is configured to decode and reproduce the MP3 or other compressed sound source data. A decoder, a D / A converter for converting the decoded and reproduced data into an analog sound, and a control unit for controlling the memory, the decoder, and the D / A converter.

Chip Card, MP3, Thin Film Printed Circuit Board

Description

Music playing chip card {CHIP CARD}

The present invention relates to a music reproducing chip card capable of recording and reproducing various sound source data in the form of a digital compressed file of MP3 or other music using a chip card of a standard size.

In recent years, a chip card having a microchip is widely used.

Such a chip card is a card having a semiconductor chip equipped with a memory and a central processing unit. The chip card communicates with an external terminal by electrically contacting or non-contacting the surface of the chip card, and has a storage capacity that is higher than that of a conventional MS (Magnet Stripe) card. Through this large, CPU-based computing function, it is possible to include security functions such as encryption processing and authentication of connection targets, data and information management functions, and the like.

However, since such a chip card is programmed to be read only through a unique card reader and the available storage capacity is limited, there is a problem in that a plurality of chip cards provided by various application organizations are provided to receive various applications.

Since it is very inconvenient to carry a plurality of chip cards in this way, the customer will have only the most used chip card, and thus there is a problem that the corresponding card cannot be used when necessary.

On the other hand, in recent years, many people listen to music using digital compressed files of MP3 or other music.

By the way, such a digital compressed file of MP3 or other music requires a small payment because it is protected by copyright, and such a small payment has a very troublesome problem.

Also, users can always have an MP3 player so they want to listen to music at any time, but so far no MP3 player is available to satisfy the needs of the users.

Accordingly, an object of the present invention is to provide a music reproducing chip card capable of recording and reproducing various sound source data in the form of a digital compressed file of MP3 or other music using a chip card. It is.

A music reproducing chip card according to an embodiment of the present invention includes at least two semiconductor chips on a plastic substrate having a standard size, and a first chip of the at least two semiconductor chips is a digital compressed file of MP3 or other music. A flash memory capable of recording various types of sound source data, and a driving circuit capable of outputting the MP3 or other compressed sound source data, the driving circuit decoding and reproducing the MP3 or other compressed sound source data. A decoder for reproducing, a D / A converter for converting the decoded and reproduced data into analog sound, and a controller for controlling the memory, the decoder, and the D / A converter; The memory of the chip includes a format storage unit for storing the format information so that the interface with the external terminal, and the first chip Value charge unit that charges the value when the card purchase approval transaction, and music storage unit for downloading the digital compressed file of MP3 or other music under the condition that the data usage fee such as digital compressed file of MP3 or other music is deleted from the value charge unit Characterized in that.

Accordingly, according to an embodiment of the present invention, the chip card may record and reproduce various sound source data in the form of a digital compressed file of MP3 or other music.

In addition, according to an embodiment of the present invention, by using the music playback chip card, customers can always carry the chip card with joy and can use the small payment required for downloading music files at any time.

Further, according to one embodiment of the present invention, a small payment for a digital compressed file of MP3 or other music can be simplified, and the music can be listened at the same time as the small payment.

Therefore, the user can always listen to the desired music and can provide a music playing chip card which is easy to carry.

Hereinafter, a chip card having a memory for storing a digital compressed file of an MP3 or other music according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings. First, in adding reference numerals to the elements of each drawing, it should be noted that the same elements are denoted by the same reference numerals as much as possible even if they are shown in different drawings.

In addition, in the following description, in order to explain the embodiments of the present invention, specific details such as specific elements are illustrated, which are provided to help a more general understanding of the present invention, and the present invention may be practiced without these specific details. It will be apparent to those skilled in the art.

In describing the present invention, when it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted.

1, 2, and 3 are a front view, a rear view, and a side view of a music reproducing chip card in which two chips are disposed on a substrate having an international standard size according to an embodiment of the present invention.

1 to 3, the chip card 1 according to an embodiment of the present invention corresponds to a wallet size using an insulating base 10 having a bending property of about 1.5 mm or less, for example, plastics. About 85.6 x 54.0mm and about 0.8mm thick are molded or mechanically fabricated to specification size.

Thus, the size of the chip card 1 according to an embodiment of the present invention is determined by the international standard, the front surface of the substrate 10 of such a chip card 1 in the international standard of the size of about 12.5 X 18mm The first chip 20, which is a financial chip, and a second chip 22 having a memory capable of storing digital compressed files of MP3 or other music may be included. In addition, a card type display 4 such as a financial card number 3, an expiration date 3a, an English name 3b, a visa card, a master card and the like can be displayed.

As shown in FIG. 3, the first and second chips 20 and 22 are embedded in the substrate 10 and disposed approximately 40 mm apart, and are completely filled with the insulating material therebetween.

The first chip 20 is programmed to access information on the first chip 20 only when the contact portion 20a is electrically connected to a specific terminal such as an affiliated store terminal or an automation device.

As shown in FIG. 1 or FIG. 2, the second chip 22 may be electrically connected to the contact terminals 51 and 61 of the external adapter 50 or the earphone 60.

As shown in FIG. 1, the contact portion 22a of the second chip 22 may contact the opening of the adapter 50 so that the second chip 22 and the adapter 50 may interface with each other. In addition, as shown in Figure 2, the terminal portion 41 is formed in a thin plate so that the slide can be coupled to the groove formed on the back surface of the base 10, the contact terminal 51 of the adapter 50 or earphone 60, 61) may be electrically connected.

The terminal unit 41 not only outputs a sound source signal but may also be used for charging.

The second chip 22 is connected to the printed circuit board 28 by a conductive member 28a, and the printed circuit board 28 is a power supply unit 70 and a flexible circuit 30 disposed at a long distance. It is connected to configure the music reproduction driving circuit 100 that can play digital compressed files of MP3 or other music.

Therefore, the digital compressed file of MP3 or other music stored in the music playing chip card 1 according to an embodiment of the present invention may be played using the adapter 50, and the driving circuit of the music playing chip card 1 It may be reproduced by itself through the 100.

On the other hand, the back of the substrate 10 may be provided with a bar code 36 and MS strip 40 containing the card information, personal information.

The power supply unit 70 may be rechargeable or may directly supply power using a solar cell. The power supply unit 70 may be formed in a thin film type.

The power supply unit 70 may be provided with a charging terminal portion 41 connected to the adapter 50 and the like. The charging terminal unit 71 may be connected to the printed circuit board 28 by the flexible circuit 30.

A method of downloading and playing digital compressed files of MP3 or other music using a music playing card according to an embodiment of the present invention will now be described in detail with reference to FIGS. 2 to 4.

4 is a circuit diagram for reproducing a digital compressed file of an MP3 or other music using a music playing chip card according to an embodiment of the present invention, and FIG. 5 is at least one of a music playing chip card according to an embodiment of the present invention. 6 is a conceptual diagram illustrating a memory area on a semiconductor chip, and FIG. 6 is a flowchart for describing a method of downloading a digital compressed file of MP3 or other music to a music playback chip card according to an embodiment of the present invention.

First, a driving circuit 100 for reproducing a digital compressed file of MP3 or other music using a music reproducing chip card according to an exemplary embodiment of the present invention will be described with reference to FIG. 4.

The driving circuit 100 includes a communication module 110 to communicate with the digital compressed sound source data providing server 200 to transmit personal information or card information and to store various sound source data in the form of digital compressed files of MP3 or other music. Can be downloaded at 120.

The communication module 110 uses a short-range communication method and can provide an infrared data communication interface, a Bluetooth communication interface, a Wi-Fi communication interface, a wireless LAN communication interface, and an RF communication interface, such as an ATM and a banking bank. Various sound source data in the form of digital compressed files of paid MP3 or other music may be stored in the memory 120 of the second chip 22 using a portable communication terminal having a function.

A decoder 130 for decoding and reproducing various sound source data in the form of a digital compressed file of MP3 or other music stored in the memory 120 of the second chip 22, and converting the decoded and reproduced data into analog sound. D / A converter 140, a sound source output unit 150 for outputting the analog sound, the communication module 110, the memory 120, the decoder 130, and the D / A converter 140 ), The control unit 160 for controlling the sound source output unit 150 may play a digital compressed file of MP3 or other music.

The music reproducing chip card 1 may be connected to the earphone jacks 61 and 63 having thin plate-like slots so as to be electrically contacted by pressing and pressing the thin plate-shaped terminal portion 41 protruding therefrom. The earphone jacks 61 and 63 may be connected to the above-described adapter 50 or the connector. At this time, the on / off and volume of the earphone jacks 61 and 63 may be connected through the touch or jog shuttle key input unit 53 on the adapter or the connector 50. , Music selection, and playback commands can be entered.

The first chip 20 also includes a communication module to interface with the automated teller machine, the portable communication terminal, the financial server 200, etc. to provide personal information, card information, etc., and the second chip 22 illustrated in FIG. 5. Value of the secure storage unit 123 of the memory 120 can be charged.

As shown in FIG. 5, the memory 120 of the second chip 22 includes a format information unit 121 that provides format information such as an application, data, and content so as to interface with an external terminal. 1 chip 20 transmits personal information and card information, and stores a value such as a small amount or points, and MP3 or other music on condition that the sound data data fee is deleted from the value stored in the secure storage. The music storage unit 122 may download various sound source data in the form of a digital compressed file from the sound source data providing server 200. The music storage unit 122 may be used as other general purpose memory as a free storage area.

In addition, the memory 120 further includes a memory state information unit 124 that provides the memory state information, so that the controller 160 can quickly execute a command when a command is input by the key input unit 53. You can do that.

As shown in Fig. 6, the terminal 41 of the music reproducing chip card 1 is pulled out to be brought into electrical contact with the adapter 50 with earphones.

When the adapter 50 is pressed and fixed to the terminal part 41 of the music reproducing chip card 1 by the pressing fastening means, and the electrical connection is maintained, a communication icon is provided through the key input part 53 of the adapter 50. Select.

Accordingly, when the music reproducing chip card 1 establishes short-range communication with the ATM machine 200 or wireless communication with the digital content server, the credit card information and the like from the first chip 20 of the chip card 1 are set. When transmitting the personal information (S10) and the ATM or server 200 receiving the card transaction purchase / approval (S20), the secure storage unit 123 of the memory 120 of the second chip 22 Value is charged in the value charging unit 123a (S30). On the other hand, the server 200 may store the value, points, coupons, amount, etc. in the value charger 123a of the second chip 22 without receiving the card information or personal information. Such a processor may be performed during an idle period, or may be performed immediately when a new sound source data is to be used.

On the other hand, if the download command is transmitted through the key input unit 53 (S110), provided that the data use value is deleted from the storage value of the value charging unit 123a for storing the value of a small amount, a point (S120), That is, the data is downloaded to the music storage unit 122 by communicating with the digital compressed sound source data providing server 200 on the condition that the amount of the fee for the various sound source data in the form of the digital compressed file of the MP3 or other music is deleted.

Thereafter, when a user wants to listen to music and receives an on-signal from the key input unit and then receives a music data selection signal (S210), the controller 160 passes through the decoder 130 and the D / A converter 140. Decode and reproduce the digital sound source data so that it can be reproduced through the output unit 150.

The sound source output unit 150 may be coupled to the earphone jacks 61 and 63 through the terminal unit 41.

1, 2, and 3 are a front view, a rear view, and a side view of a chip card in which two chips are disposed on a substrate having an international standard size according to an embodiment of the present invention.

4 is a circuit diagram for reproducing a digital compressed file of MP3 or other music using a music playback chip card according to an embodiment of the present invention.

5 is a conceptual diagram illustrating a memory area on at least a semiconductor chip of a music reproduction chip card according to an embodiment of the present invention.

FIG. 6 is a flowchart illustrating a method of playing a digital compressed file of MP3 or other music using a music playing chip card according to an embodiment of the present invention.

Claims (12)

A flash memory having at least two semiconductor chips on a standard sized plastic substrate, the first of the at least two semiconductor chips being capable of recording various sound source data in the form of a digital compressed file of MP3 or other music; And a drive circuit capable of outputting the MP3 or other compressed sound source data, wherein the drive circuit includes a decoder for decoding and reproducing the MP3 or other compressed sound source data, and an analog sound signal for the decoded and reproduced data. And a controller for controlling the memory, the decoder, and the D / A converter. The memory of the second chip of the at least two semiconductor chips includes format information so as to interface with an external terminal. The format storage unit for storing and the value is filled in the card purchase approval transaction by the first chip Music playback chip card that contains live parts and the value, from the value of the charging MP3 or other music on the condition that data charges will delete such files to MP3 or other digital compressed music files are compressed digital music downloads that are stored wealth. The method of claim 1, The second chip is a music chip chip of the financial chip according to the international standard. The method of claim 2, The substrate is a music playback chip card comprising a slide-type thin plate terminal portion in electrical contact with the external terminal on one surface. The method of claim 3, wherein The external terminal is an earphone, the music playback chip card having a key input unit for inputting a play, volume, selection, download, communication command to the drive circuit to the connector of the earphone. delete The method of claim 1, The second chip further comprises a communication module, a music playback chip card for receiving points, discount coupons in the value charging unit through a mobile communication terminal, a financial automation device, a card server. The method of claim 6, The value charging unit of the second chip transmits personal information and card information to an external terminal of the mobile communication terminal, an automated teller machine, and a card server, and receives the card purchase approval procedure from the external terminal. The music playing chip card which charges value from a terminal. A flash memory having at least two semiconductor chips on a standard sized substrate, wherein a first chip of the at least two semiconductor chips is capable of recording various sound source data in the form of a digital compressed file of MP3 or other music; In the method of downloading a variety of sound source data in the form of a digital compressed file of MP3 or other music to a music playback chip card comprising a drive circuit capable of playing MP3 or other compressed sound source data, Receiving a download command of sound source data through a key input unit of an adapter electrically contacting a terminal portion of the music playing chip card; And receiving and downloading music from an external terminal to a music storage unit of the memory under a condition that a predetermined value is deleted from the secured value charging unit of the memory of the first chip. The method of claim 8, The second chip of the semiconductor chip is a music playback method using a music playback chip card which is a financial chip according to the international standard. The method of claim 8, The external terminal is an affiliated store terminal, a financial automation device, a mobile communication terminal, a sound source providing server, and the external terminal stores a music reproducing chip card including storing a value in a value charging unit of the second chip without receiving personal information. How to play music using. The method of claim 9, Transmitting, by the financial chip, personal information / card information; Receiving and approving a card transaction purchase request by an external terminal receiving the personal information / card information; If the card transaction purchase application is approved, the music reproducing method using a music reproducing chip card comprising the step of charging the value charging portion of the second chip. The method of claim 8, The adapter is an earphone, the step of transmitting the selection, playback, volume command to the control unit of the driving circuit using a key input unit disposed on the connector of the earphone, The control unit decoding the music stored in the music storage unit through a decoder; Converting various sound source data in the form of a digital compressed file of the decoded MP3 or other music into an analog signal; A music reproduction method using a music reproduction chip card comprising the step of outputting the analog sound source signal through an output unit.

Images