KR20180002073A - Audio device and system for infant using nfc and method for controlling thereof - Google Patents

Abstract

An audio playing apparatus for an infant using near field communication (NFC) comprises: a communication unit connected to a server through a Wi-Fi wireless router, transmitting identification information to download audio content to the server, and downloading audio content purchased from an application of a parent client, corresponding to the identification information; a memory storing the downloaded audio content; an NFC receiving unit detecting an NFC audio content card and receiving identification information of the NFC audio content card; a processor searching the audio content stored in the memory by using the identification information of the NFC audio content card, and determining audio content corresponding to the identification information of the NFC audio content card; and an output unit playing the determined audio content.

Description

TECHNICAL FIELD [0001] The present invention relates to an audio playback apparatus, a system, and a method for controlling the same. 2. Description of the Related Art [0002]

The present invention relates to an audio reproducing apparatus using NFC.

Near Field Communication (NFC) technology is one of RFID (Radio Frequency Identification) technologies and is a contactless communication technology. Because of its short communication distance, it has relatively good security, and because it can read and write bidirectional data, it can be widely used in various services of everyday life.

Published patent publication No. 10-2009-0013325, 2009.02.05 Disclosure

SUMMARY OF THE INVENTION It is an object of the present invention to provide a baby audio reproducing apparatus and a system capable of providing baby audio contents using NFC.

The problems to be solved by the present invention are not limited to the above-mentioned problems, and other problems which are not mentioned can be clearly understood by those skilled in the art from the following description.

According to an aspect of the present invention, there is provided an audio reproducing apparatus for an infant using NFC, which is connected to a server through a WiFi wireless router, transmits identification information for downloading audio content to the server, An NFC audio content card detection unit for detecting the NFC audio content card and receiving the identification information of the NFC audio content card; a communication unit for downloading audio content purchased from an application of a parent client corresponding to the information, a memory for storing the downloaded audio content, A processor for searching for audio contents stored in the memory using the identification information of the NFC audio content card, for determining audio content corresponding to identification information of the NFC audio content card, and an output unit for reproducing the determined audio content do.

Also, the communication unit receives information for authenticating the NFC audio content card from the server, the memory stores the received authentication information, and the processor uses the authentication information stored in the memory so that the NFC receiver Authenticates the detected NFC audio content card, and the output unit can reproduce the determined audio content when the authentication is successful.

In addition, the communication unit may download a portion of the audio content purchased from the application of the parent client, the output unit may play back the downloaded part, and the processor may be configured to cause the output unit to play back the downloaded part The method comprising: downloading information for streaming the remaining un-downloaded portion of the audio content being played back using the communication unit; performing the streaming of the remaining portion when the playback of the downloaded portion is completed; The portion can be reproduced.

In addition, the memory may include audio content reproduction history information, and the processor may add information about audio content to be reproduced by the output section to the audio content reproduction history information, and the communication section may transmit the audio content reproduction history information to the server Lt; / RTI >

According to another aspect of the present invention, there is provided a method of controlling an audio player for an infant using NFC, the method comprising: connecting to a server via a WiFi wireless router; Downloading audio content purchased from an application of a parent client corresponding to the identification information, storing the downloaded audio content, detecting an NFC audio content card, identifying an NFC audio content card The method comprising the steps of: retrieving audio contents stored in the child audio reproducing apparatus using identification information of the NFC audio content card; determining audio contents corresponding to the identification information of the NFC audio content card; Play the determined audio content A step; .

According to another aspect of the present invention, there is provided a method of controlling a server for providing audio contents for a child, the method comprising: receiving a purchase request for audio content from an application of a parent client; Receiving the identification information for downloading the audio content from the child audio reproduction apparatus, and transmitting the audio content and the NFC audio content card purchased from the application of the parent client corresponding to the identification information, And transmitting the information to the infant audio reproducing apparatus.

The method may further include the steps of receiving history information on audio contents to be reproduced by the child audio reproducing apparatus from the audio reproducing apparatus of the child, Adding history information received from the child audio reproduction apparatus to audio content reproduction history information of the child audio reproduction apparatus, adding the history information received from the audio reproduction apparatus to the purchase history information based on the audio content purchase history information and the audio content reproduction history information , Generating audio content recommendation information, and transmitting the generated audio content recommendation information to the parent client.

The generating of the recommendation information may include generating purchasing information of the parent clients by analyzing a purchase request received from a plurality of parent clients, Generating recommendation information, generating reproduction information of the child's audio content reproduction apparatuses based on the history information received from the plurality of child's audio content reproduction apparatuses, and generating the reproduction information based on the reproduction history information and the reproduction information And generating second recommendation information.

According to another aspect of the present invention, there is provided a system for providing a parental client, an audio playback apparatus for a child, and a server for providing audio content for a child, And transmits a purchase request for audio content to the server, wherein the server processes the NFC audio content card corresponding to the audio content and the audio content, and transmits the NFC audio content card to the server And the infant audio reproducing apparatus receives and stores the audio content and the authentication information, detects contact of the NFC audio content card, and uses the authentication information Lt; / RTI > And to transmit the audio content reproduction history information including information on the audio content to the server when the authentication is successful, the server is configured to perform authentication on the content card, reproduce the stored audio content when the authentication is successful, Adding the information on the audio contents received by the purchase request to the audio content purchase history information of the parent client, adding the received history information to the audio content reproduction history information of the child audio reproduction apparatus, Generates audio content recommendation information based on the history information and the audio content reproduction history information, and transmits the audio content recommendation information to the parent client.

Other specific details of the invention are included in the detailed description and drawings.

According to an embodiment of the present invention, an audio content purchased by a parent can be easily and intuitively selected and listened to by the user using an NFC audio content card, thereby enabling the user to select desired audio content by himself / herself . In addition, the parent has an effect of easily knowing the child's preference with respect to each audio content by referring to the reproduction history history provided by the audio reproduction apparatus. In addition, by analyzing the purchase history of the parents and the reproduction history of the child, it is possible to recommend the audio contents reflecting both the preferences of the parents and the child.

According to another embodiment of the present invention, it is possible to prevent delay due to the streaming preparation time while saving a storage space by partially downloading and storing a part of the audio contents and reproducing the remaining contents using streaming. Accordingly, it is possible to provide immediate feedback when a child touches the audio reproducing apparatus with the NFC card, so that a child is easy to use, and a play effect and an educational effect can be expected.

The effects of the present invention are not limited to the above-mentioned effects, and other effects not mentioned can be clearly understood by those skilled in the art from the following description.

1 is a diagram illustrating a system for providing an audio content for a child according to an exemplary embodiment of the present invention.
2 is a block diagram showing an audio reproducing apparatus for a child according to an embodiment.
3 is a flowchart illustrating a method of controlling an audio reproducing apparatus for a child according to an embodiment.
FIG. 4 is a flowchart illustrating a method of reproducing audio contents by a child audio reproducing apparatus according to an embodiment.
FIG. 5 is a flowchart illustrating a method of controlling a server for providing audio contents to a child according to an exemplary embodiment of the present invention.
6 illustrates a method of using a system for providing audio content according to one embodiment.

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. It should be understood, however, that the invention is not limited to the disclosed embodiments, but may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, Is provided to fully convey the scope of the present invention to a technician, and the present invention is only defined by the scope of the claims.

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. Like reference numerals refer to like elements throughout the specification and "and / or" include each and every combination of one or more of the elements mentioned. Although "first "," second "and the like are used to describe various components, it is needless to say that these components are not limited by these terms. These terms are used only to distinguish one component from another. Therefore, it goes without saying that the first component mentioned below may be the second component within the technical scope of the present invention.

Unless defined otherwise, all terms (including technical and scientific terms) used herein may be used in a sense that is commonly understood by one of ordinary skill in the art to which this invention belongs. In addition, commonly used predefined terms are not ideally or excessively interpreted unless explicitly defined otherwise.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a diagram illustrating a system for providing an audio content for a child according to an exemplary embodiment of the present invention.

In one embodiment, the baby audio content providing system 10 includes a parent client 100, a baby audio reproducing device 200, and a server 300 for providing baby audio content.

The parent client 100 may, but is not limited to, a parent smartphone or a computer device. The parent client 100 registers information on the child's audio reproducing apparatus 200 using an application. The parent client 100 transmits a purchase request for audio content to the server 300 using the application.

The server 300 receives the purchase request for the audio content, and processes the NFC audio content card 400 corresponding to the audio content and the audio content. The application server operating the server 300 can deliver the NFC audio content card 400 including information on the audio content to the buyer of the audio content.

The NFC audio content card 400 may include identification information of the NFC audio content card 400 and information on the audio content. The identification information of the NFC audio content card 400 may include the NFC ID of the NFC audio content card 400. The information about the audio content may include metadata about the audio content.

The child audio reproducing apparatus 200 receives and stores information for authenticating the audio content purchased by the parent client 100 and the NFC audio content card 400. [ The information for authenticating the NFC audio content card 400 may also be stored in the NFC audio content card 400. [

The child audio reproducing apparatus 200 detects the contact of the NFC audio content card 400. FIG. The child audio reproducing apparatus 200 authenticates the NFC audio content card 400 using the stored authentication information. When the authentication of the NFC audio content card 400 is successful, the child audio reproducing apparatus 200 reproduces the stored audio contents. Also, the child audio reproducing apparatus 200 transmits the audio content reproduction history information including the information on the audio content being reproduced to the server 300.

The server 300 adds the information about the audio content that received the purchase request to the audio content purchase history information of the parent client 100. [ In addition, the server 300 adds the received history information to the audio content reproduction history information of the child audio reproduction apparatus 200. The server 300 generates audio content recommendation information based on the audio content purchase history information and audio content reproduction history information and transmits the audio content recommendation information to the parent client 100. [

2 is a block diagram showing an audio reproducing apparatus for a child according to an embodiment.

The child audio reproducing apparatus 200 includes a processor 210, a communication unit 220, an NFC receiver 230, a memory 240, and an output unit 250. On the other hand, only the components related to the embodiments are shown in the baby audio reproducing apparatus 200 shown in Fig. Therefore, it will be understood by those skilled in the art that other general-purpose components other than the components shown in FIG. 2 may be further included in the child's audio reproducing apparatus 200.

The communication unit 220 is connected to the server 300 through the WiFi wireless router and transmits identification information for downloading the audio content to the server 300. [ In one embodiment, the identification information for downloading the audio content may include at least one of identification information of the parent client 100, identification information of the child audio reproduction apparatus 200, and identification information of the audio content to be downloaded .

The communication unit 220 also downloads the audio content purchased from the application of the parent client corresponding to the identification information transmitted from the server 300. [ In addition, the communication unit 220 may receive information for authenticating the NFC audio content card 400 from the server 300. [ In one embodiment, the information for authenticating the NFC audio content card 400 may include the NFC ID of the NFC audio content card 400. [ The communication unit may include, but is not limited to, a wireless LAN card for using WiFi.

The memory 240 stores the downloaded audio contents. Also, the memory 240 may store the downloaded authentication information. In one embodiment, the processor 210 may match and store downloaded authentication information and downloaded audio content. For example, the downloaded authentication information may include the NFC ID of the NFC audio content card 400. [ The processor 210 may match and store the NFC ID of the NFC audio content card 400 and the downloaded audio content.

The NFC receiver 230 detects the NFC audio content card 400 and receives the identification information of the NFC audio content card 400. The identification information of the NFC audio content card 400 may include at least one of the NFC ID of the NFC audio content card 400 and the identification information of the audio content corresponding to the NFC audio content card 400 .

The processor 210 searches for audio contents stored in the memory 240 using the identification information received by the NFC receiver 230. [ The processor 210 determines the audio content corresponding to the identification information of the NFC audio content card 400. [

In one embodiment, the identification information received by the NFC receiver 230 may be the NFC ID of the NFC audio content card 400. The processor 210 may search for audio content stored in the memory 240 using the NFC ID. Processor 210 may determine the audio content corresponding to the received NFC ID.

In one embodiment, the identification information received by the NFC receiver 230 may be the identification information of the audio content corresponding to the NFC audio content card 400. The processor 210 may search for audio content stored in the memory 240 using the received identification information. Processor 210 may determine the audio content corresponding to the received identification information.

The output unit 250 reproduces the audio content determined by the processor 210. The output unit 250 may include, but is not limited to, a speaker.

In one embodiment, the processor 210 may authenticate the NFC audio content card 400 sensed by the NFC receiver 230 using the authentication information stored in the memory 240. [ If the authentication is successful, the output unit 250 can reproduce the audio content determined by the processor 210.

In one embodiment, the communication unit 220 may download a portion of the audio content purchased in the application of the parent client 100. [ The output unit 250 can reproduce the downloaded portion.

The processor 210 may download the information for streaming the un-downloaded remaining portion of the audio content being reproduced using the communication unit 220 while the output unit 250 reproduces the downloaded portion. The information for the downloaded streaming may be stored in the memory 240 or temporarily stored in a volatile memory (not shown). When the reproduction of the downloaded part is completed, the processor 210 may perform the streaming of the remaining part, and may cause the output part 250 to reproduce the remaining part.

In one embodiment, the memory 240 may include audio content playback history information. The processor 210 may add information on the audio content reproduced by the output unit 250 to the audio content reproduction history information. The communication unit 220 may transmit the audio content playback history information to the server.

In one embodiment, the communication unit 220 can transmit information about reproduction of the audio content reproduced by the output unit 250 to the server 300 in real time. In addition, the communication unit 220 can receive information for controlling the reproduction of the audio content reproduced by the output unit 250. [ The processor 210 may control the reproduction of the audio content according to the information received by the communication unit 220 and controlling reproduction of the audio content.

In one embodiment, when the output unit 250 is reproducing the audio content, the processor 210 determines whether the NFC audio content card 400 has received the identification information of the NFC audio content card 400 received by the NFC receiver 230, The identification information corresponding to the audio content being reproduced can be compared. When the identification information is different, the processor 210 may control the output unit 250 to reproduce the audio content corresponding to the identification information received by the NFC receiver 230. [

When the identification information of the NFC audio content card 400 received by the NFC receiver 230 is the same as the identification information corresponding to the audio content reproduced by the output unit 250, the processor 210 determines that the NFC receiver 230 The received identification information can be ignored. In another embodiment, processor 210 may cause playback of output 250 to stop. When the NFC receiver 230 receives the same identification information as the identification information corresponding to the audio content whose reproduction has been stopped, the processor 210 controls the output unit 250 to reproduce .

3 is a flowchart illustrating a method of controlling an audio reproducing apparatus for a child according to an embodiment.

Referring to FIG. 3, a method of controlling an audio reproducing apparatus for a child is composed of steps that are processed in a time-series manner in the audio reproducing apparatus 200 shown in FIG. Therefore, even if the control method of FIG. 3 is omitted, the description of the child audio reproducing apparatus 200 of FIG. 2 can also be applied to the control method of FIG.

In step S310, the baby audio reproducing apparatus 200 can download the audio content from the server 300. [ The audio content downloaded from the server 300 may be audio content purchased from the application of the parent client 100. [ In addition, the baby audio reproducing apparatus 200 may receive information for authenticating the NFC audio content card 400 corresponding to the audio content from the server 300. [ The type of information for authenticating the NFC audio content card 400 is not limited.

The child audio reproducing apparatus 200 can detect the NFC audio content card 400 and receive the identification information of the NFC audio content card 400 in step S320. The child audio reproducing apparatus 200 may perform authentication for the NFC audio content card 400. [ The child audio reproducing apparatus 200 can perform authentication using the authentication information downloaded from the server 300. [

In one embodiment, the authentication information downloaded from the server 300 may include the NFC ID of the NFC audio content card 400. The child audio reproducing apparatus 200 may compare the NFC ID included in the downloaded authentication information with the NFC ID of the detected NFC audio content card 400. [ The child audio reproducing apparatus 200 may determine that the authentication is successful if the NFC ID included in the authentication information downloaded from the server 300 matches the NFC ID of the detected NFC audio content card 400. [

In one embodiment, the information for authenticating the NFC audio content card 400 may include identification information of the audio content corresponding to the NFC audio content card 400. The child audio reproducing apparatus 200 can compare the identification information of the audio content included in the downloaded authentication information with the identification information of the audio content received from the NFC audio content card 400. [ If the identification information of the audio content included in the downloaded authentication information matches the identification information of the audio content received from the NFC audio content card 400, the infant audio reproducing apparatus 200 may determine that the authentication is successful.

The information for authenticating the NFC audio content card 400 can be encrypted. In one embodiment, the information for authenticating the NFC audio content card 400 may include at least one of a public key and a secret key. In one embodiment, the NFC audio content card 400 may include a secret key. The information for authenticating the NFC audio content card 400 may be a public key corresponding to a secret key included in the NFC audio content card 400. [

The NFC audio content card 400 can generate an authentication number using a secret key. The baby audio reproducing apparatus 200 can receive the generated authentication number. The baby audio reproducing apparatus 200 can verify the authentication number generated using the public key. If the verification of the authentication number succeeds, the infant audio reproducing apparatus 200 can determine that the authentication is successful.

In step S330, the infant audio reproducing apparatus 200 can search for and reproduce the audio contents using the identification information received from the NFC audio content card 400. [ The child audio reproducing apparatus 200 may store information on the audio content to be reproduced. The information on the audio content to be reproduced may include, but is not limited to, metadata of the audio content, the number of times the audio content is reproduced, and the reproduction frequency. The child audio reproducing apparatus 200 may generate the reproduction history of the audio contents using information on the stored audio contents.

In step S340, the child audio reproducing apparatus 200 can transmit the audio content reproduction history to the server 300. [ In another embodiment, the child audio reproducing apparatus 200 may transmit to the server 300 information about the audio contents to be reproduced each time reproduction of each of the audio contents is started.

FIG. 4 is a flowchart illustrating a method of reproducing audio contents by a child audio reproducing apparatus according to an embodiment.

In step S410, the child audio reproducing apparatus 200 can download a portion of the audio content purchased from the application of the parent client from the server 300. [ The portion to be downloaded may be the beginning of the audio content. For example, the portion to be downloaded may include data that can be reproduced for one minute from the beginning of the audio content.

In step S420, the infant audio reproducing apparatus 200 can reproduce the downloaded part. The child audio reproducing apparatus 200 may receive the identification information of the NFC audio content card 400. [ The infant audio reproducing apparatus 200 may determine the audio content corresponding to the received identification information and preferentially reproduce the downloaded portion of the determined audio content.

The infant audio reproducing apparatus 200 may store information for streaming the remaining portion of the audio content to be reproduced while reproducing the downloaded portion. For example, the infant audio reproducing apparatus 200 can download data for reproduction after one minute while the first minute of the audio content is reproduced.

In one embodiment, the data for playback after one minute may be stored in a volatile memory. Further, the data for reproduction after one minute is stored in the nonvolatile memory, and can be deleted after the reproduction is completed.

In step S430, the infant audio reproducing apparatus 200 may stream and reproduce the remaining portion of the audio content. The infant audio reproducing apparatus 200 may perform streaming using the information for streaming the remaining portion downloaded while reproducing the downloaded partial portion of the audio content. For example, the infant audio reproducing apparatus 200 may download data for reproduction after one minute while the first minute of the audio content is reproduced. When the first one minute of reproduction is completed, the child audio reproducing apparatus 200 can reproduce a portion of one minute or more after the audio content using the downloaded data.

The infant audio reproducing apparatus 200 can use the downloaded data to determine the audio content and reproduce the first minute of the determined audio content. Therefore, the baby audio reproducing apparatus 200 can reproduce the determined audio content immediately after determining the audio content. In addition, by storing information for streaming the remaining portion during the first minute of reproduction, the remaining portion can be streamed and reproduced without interruption immediately after completion of the first minute of reproduction.

FIG. 5 is a flowchart illustrating a method of controlling a server for providing audio contents to a child according to an exemplary embodiment of the present invention.

Referring to FIG. 5, a method of controlling a server for providing an audio content for a child is performed in a time-series manner in the server 300 shown in FIG. Therefore, even if the control method of FIG. 5 is omitted, the description of the server 300 of FIGS. 1 to 4 can be applied to the control method of FIG.

In step S510, the server 300 providing the audio contents for children receives a purchase request for audio content from the application of the parent client 100. [ The server 300 may request the parent client 100 to make a payment for purchasing the audio content. When the parent client 100 performs the payment, the server 300 can approve the purchase of the audio content. The server 300 may add information about the audio content that received the purchase request to the audio content purchase history information of the parent client 100. [

The server 300 can allocate the audio content purchased by the parent client 100 to an account that is logged in from the application of the parent client 100. [ In one embodiment, the server 300 may assign audio content purchased by the parent client 100 to the parent client 100's identification information. The server 300 can allocate the audio content purchased by the parent client 100 to the identification information of the child audio reproducing apparatus 200 registered in the application of the parent client 100. [

In step S520, the server 300 processes the NFC audio content card 400 corresponding to the audio content purchased by the parent client 100 in step S510. The NFC audio content card 400 may include identification information of corresponding audio content. The application server operating the server 300 can send the NFC audio content card 400 to the user of the parent client 100. [

In step S530, the server 300 receives the identification information for downloading the audio content from the child audio reproducing apparatus 200. [ The server 300 can search for audio contents using the received identification information. The identification information received by the server 300 includes at least one of information on an account logged into the application of the parent client 100, identification information of the parent client 100, and identification information of the child's audio reproducing apparatus 200 But is not limited thereto.

In step S540, the server 300 transmits information for authenticating the audio content purchased in the application of the parent client 100 and the NFC audio content card 400, corresponding to the identification information received in step S530, (200).

In step S550, the server 300 can receive the history information on the audio content reproduced by the baby audio reproducing apparatus 200 from the audio reproducing apparatus 200 for a child. The server 300 may add the history information received from the child audio reproducing apparatus 200 to the audio content reproduction history information of the child audio reproducing apparatus 200. [

In step S560, the server 300 may generate the audio content recommendation information based on the audio content purchase history information of the parent client 100 and the audio content reproduction history information of the child audio reproduction apparatus 200. [

The server 300 may analyze the purchase request received from the plurality of parent clients to generate purchase information of the parent clients. For example, the server 300 may generate purchase ranking information based on an amount of purchase of audio contents purchased by a plurality of parent clients. The server 300 may generate the audio content recommendation information based on the purchase order information of the audio contents.

The server 300 may generate playback information of the baby audio content playback devices based on the history information received from the plurality of baby audio content playback devices. For example, the server 300 may generate reproduction ranking information based on the number of reproduction times of the audio contents reproduced by the plurality of baby audio content reproduction apparatuses. The server 300 may generate the audio content recommendation information based on the reproduction order information of the audio contents.

In one embodiment, the server 300 may generate the audio content recommendation information in consideration of the purchase order information and the reproduction order information of the audio contents. In addition, the server 300 may generate the audio content recommendation information based on information on the number of times of reproduction of the audio contents with respect to the number of purchases. For example, some audio contents may have a smaller number of reproduction times than the number of purchases, and other audio contents may have a larger number of reproduction times than the number of purchases. Based on this information, the server 300 can generate recommendation information on audio contents that the child actually likes.

In one embodiment, the server 300 may generate recommendation information for audio content based on information about the parent using the parent client 100. For example, the server 300 may analyze the audio content purchase history information of the parent client 100 to determine the genre of audio content that the parent client 100 frequently purchases. The server 300 may generate recommendation information on the audio content based on the genre of audio content that the parent client 100 frequently purchases.

In one embodiment, the server 300 may generate recommendation information on the audio content based on information about the eye using the child audio reproducing apparatus 200. [ For example, the server 300 may generate audio content recommendation information based on at least one of age and gender of the child.

The server 300 may classify the history information received from the plurality of child audio content reproducing apparatuses according to the age and sex of the child using the child audio content reproducing apparatus. The server 300 may generate the reproduction information of the audio content reproduction apparatuses according to the age and sex of the child. The server 300 can generate the audio content recommendation information based on the generated reproduction information and the information of the child using the child audio reproducing apparatus 200. [

The server 300 may analyze the audio content reproduction history information of the audio reproduction apparatus 200 to determine the genre of the audio content that is frequently reproduced by the audio reproduction apparatus 200. [ The server 300 may generate recommendation information on the audio content based on the genre of the audio content that is frequently reproduced by the child audio reproducing apparatus 200. [

The server 300 may transmit the generated audio content recommendation information to the parent client 100. [

6 illustrates a method of using a system for providing audio content according to one embodiment.

The user can connect the child audio reproducing apparatus 200 to the WiFi wireless router using the parent client 100. [ For example, a WiFi router may have a password set. The user can connect the parent client 100 and the child audio reproducing apparatus 200 using Bluetooth. The user can input the password of the WiFi wireless router using the application of the parent client 100. The child audio reproducing apparatus 200 can perform a connection with the WiFi wireless router using the password of the WiFi wireless router input from the application of the parent client 100. [

A user of the child audio reproducing apparatus 200 can use a plurality of NFC audio content cards 402 to 408. [ Each NFC audio content card 402 to 408 may correspond to each audio content.

The user can bring the NFC audio content card 402 into contact with a specific portion of the child audio reproducing apparatus 200. The child audio reproducing apparatus 200 can sense the NFC audio content card 402 that the user has contacted. The child audio reproducing apparatus 200 can reproduce the audio content corresponding to the NFC audio content card 402. [

In one embodiment, the baby audio playback apparatus 200 may play back audio content only while the NFC audio content card is in contact. The child audio reproducing apparatus 200 can stop the reproduction of the audio content if the NFC audio content card is not detected.

In one embodiment, the baby audio reproducing apparatus 200 can sense an external pressure. The baby audio reproducing apparatus 200 can adjust the volume according to the external pressure. For example, the baby audio reproducing apparatus 200 can increase the volume as the strong pressure is sensed. Likewise, the baby audio reproducing apparatus 200 can lower the volume when the detected pressure becomes weak.

In one embodiment, the baby audio playback apparatus 200 may adjust the volume according to external pressure only while the NFC audio content card is in contact. In one embodiment, the sensor for sensing the pressure may be located close to the NFC receiver of the infant audio playback apparatus 200. Therefore, when the user slightly touches the NFC audio content card to the child audio reproducing apparatus 200, the volume can be reproduced small. When the user strongly contacts the NFC audio content card with the child audio reproducing apparatus 200, the volume can be largely reproduced.

The child audio reproducing apparatus 200 may transmit the reproduction information of the audio content being reproduced to the server 300. [ The parent client 100 can confirm the reproduction information of the child audio reproducing apparatus 200 through the server 300 and transmit the reproduction control information for the child audio reproducing apparatus 200. [ The child audio reproducing apparatus 200 can receive the reproduction control information of the parent client 100 and can control the audio contents based on the received reproduction control information.

In another embodiment, the parent client 100 may receive the audio content reproduction information of the child audio reproduction apparatus 200 using Bluetooth, and may transmit the audio content reproduction control information.

In one embodiment, the child audio playback apparatus 200 may send audio content recommendation information to the parent client 100. [ The audio content recommendation information may be displayed in the application of the parent client 100. [ The user of the parent client 100 may preview the recommended audio content. For example, the server 300 may provide free preview of the first minute of the recommended audio content. The user can purchase recommended audio content using the application of the parent client 100. [

The steps of a method or algorithm described in connection with the embodiments of the present invention may be embodied directly in hardware, in software modules executed in hardware, or in a combination of both. The software module may be a random access memory (RAM), a read only memory (ROM), an erasable programmable ROM (EPROM), an electrically erasable programmable ROM (EEPROM), a flash memory, a hard disk, a removable disk, a CD- May reside in any form of computer readable recording medium known in the art to which the invention pertains.

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. Therefore, it should be understood that the above-described embodiments are illustrative in all aspects and not restrictive.

10: Audio content providing system
100: Parent Client
200: baby audio reproducing device
300: server
400: NFC audio content card

Claims (10)

An infant audio reproducing apparatus using NFC,
A communication unit connected to the server via the WiFi wireless router to transmit identification information for downloading audio content to the server and download audio content purchased from an application of a parent client corresponding to the identification information;
A memory for storing the downloaded audio contents;
An NFC receiver for detecting an NFC audio content card and receiving identification information of the NFC audio content card;
A processor for searching audio contents stored in the memory using the identification information of the NFC audio content card and determining audio contents corresponding to the identification information of the NFC audio content card; And
An output unit for reproducing the determined audio content; And an audio reproducing device. The information processing apparatus according to claim 1, wherein the communication unit receives information for authenticating an NFC audio content card from the server,
Wherein the memory stores the received authentication information,
Wherein the processor authenticates the NFC audio content card sensed by the NFC receiver using the authentication information stored in the memory,
And the output unit reproduces the determined audio content when the authentication is successful. The method of claim 1, wherein the communication unit downloads a portion of the audio content purchased from the application of the parent client,
Wherein the output unit reproduces the downloaded portion,
The processor downloads information for streaming the remaining un-downloaded portion of the audio content being played back using the communication unit while the output unit plays back the downloaded portion, and when the playback of the downloaded portion is completed Performs streaming of the remaining portion, and reproduces the remaining portion using the output portion. The apparatus of claim 1, wherein the memory comprises audio content playback history information,
The processor adds information on the audio content to be reproduced by the output unit to the audio content reproduction history information,
And the communication unit transmits the audio content reproduction history information to the server. A method of controlling an audio reproducing apparatus for an infant using NFC,
Connecting to the server via a WiFi wireless router;
Transmitting identification information for downloading audio content to the server;
Downloading audio content purchased from an application of a parent client corresponding to the identification information;
Storing the downloaded audio content;
Detecting an NFC audio content card and receiving identification information of the NFC audio content card;
Searching for audio contents stored in the child audio player using the identification information of the NFC audio content card;
Determining audio content corresponding to identification information of the NFC audio content card; And
Reproducing the determined audio content; / RTI > 6. The method of claim 5,
Wherein the downloading of the audio content comprises downloading a portion of the audio content purchased in the application of the parent client,
Wherein the step of reproducing the audio content comprises:
Reproducing the downloaded one portion;
Downloading information for streaming the remaining un-downloaded portion of the audio content being played, while reproducing the downloaded one portion;
Performing the streaming of the remaining part when the reproduction of the downloaded part is completed; And
Reproducing the remaining portion; / RTI > A method of controlling a server for providing infant audio content,
Receiving a purchase request for audio content from an application of a parent client, and sending and processing an NFC audio content card corresponding to the audio content;
Receiving identification information for downloading audio content from an infant audio playback apparatus; And
Transmitting to the infant audio reproducing apparatus information corresponding to the identification information, the audio content purchased in the application of the parent client and the information for authenticating the NFC audio content card; / RTI > 8. The method of claim 7,
Receiving history information on audio contents reproduced by the child audio reproducing apparatus from the child audio reproducing apparatus;
Adding the information on the audio contents received by the purchase request to the audio content purchase history information of the parent client and adding the history information received from the child audio playback apparatus to the audio content reproduction history information of the child audio reproduction apparatus step;
Generating audio content recommendation information based on the audio content purchase history information and the audio content reproduction history information; And
Transmitting the generated audio content recommendation information to the parent client; ≪ / RTI > 9. The method of claim 8, wherein generating the recommendation information comprises:
Analyzing a purchase request received from a plurality of parent clients to generate purchase information of the parent clients;
Generating first recommendation information based on the audio content purchase history information and the purchase information;
Generating reproduction information of the child's audio content reproduction apparatuses based on history information received from a plurality of child's audio content reproduction apparatuses; And
Generating second recommendation information based on the audio content playback history information and the playback information. A system comprising a parent client, a child audio playback device, and a server providing child audio content,
Wherein the parent client is configured to register information on the child audio reproducing apparatus using an application and to transmit a purchase request for audio content to the server,
Wherein the server is configured to send and process an NFC audio content card corresponding to the audio content and the audio content and to transmit information for authenticating the NFC audio content card to the child audio player,
The child audio reproducing apparatus receives and stores the audio content and the authentication information, detects contact of the NFC audio content card, performs authentication on the NFC audio content card using the authentication information, Playing back the stored audio content and transmitting audio content playback history information including information on the audio content to the server,
The server adds information on the audio content received by the purchase request to the audio content purchase history information of the parent client, adds the received history information to the audio content reproduction history information of the child audio reproduction apparatus, Audio content recommendation information based on audio content purchase history information and audio content reproduction history information, and transmits the audio content recommendation information to the parent client.

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