KR20180068113A - Apparatus, method for recognizing voice and method of displaying user interface therefor - Google Patents

Abstract

The present invention relates to a method for recognizing a voice of an apparatus thereof operated by at least one processor. The method comprises the steps of: extracting at least one keyword identifying each content from at least one piece of content information; mapping the extracted keyword to a content selection voice command for selecting the content as a voice; receiving a voice signal including the content selection voice command from a user; and providing the specific content corresponding to the content selection voice command.

Description

TECHNICAL FIELD [0001] The present invention relates to a voice recognition apparatus, a method, and a user interface display method for the same. [0002]

The present invention relates to a speech recognition apparatus, a method, and a user interface display method therefor.

Speech recognition technology is a technology for recognizing a speech signal acquired by collecting speech input by a user or the like as a signal corresponding to a predetermined language, and is utilized in various industrial fields. Particularly, since the speech recognition technology is simpler than the conventional input method such as pressing a specific button through a finger or the like, it is utilized in TV as a means for replacing a conventional remote control.

For example, when a user inputs a specific word such as " channel up ", " 7 ", or " KBS " by voice, the user's voice signal is transmitted through a speech recognition engine in a TV or a set- It can recognize and perform channel adjustment.

With the recent development of communication networks, services for providing video on demand (VOD) are increasing, providing users with the video they need at the desired time. The video content may consist of words with short titles, but may also be composed of relatively long sentences. Various researches have been continuing to accurately recognize relatively long sentences in order to apply speech recognition technology in VOD service.

However, there is a limit to supporting long and complex titles of increasingly diverse content (especially user created contents (UCC) with content titles).

SUMMARY OF THE INVENTION The present invention is directed to a speech recognition apparatus, a speech recognition method, and a speech recognition method for extracting a command for selecting a content from a content title having a complex title and selecting a content using at least one voice command And provides a user interface for providing the user interface.

According to an embodiment of the present invention, there is provided a speech recognition method of a speech recognition apparatus operating by at least one processor, comprising the steps of: extracting at least one keyword that identifies each content from at least one piece of content information; Selecting a voice with a content selection voice command for selecting the voice, receiving a voice signal including the content selection voice command from a user, and providing the specific content corresponding to the content selection voice command do.

The step of extracting the voice command word list may include extracting at least one keyword by morphologically analyzing a content title included in the content information, removing duplicated items from the extracted keywords, Quot; command ".

A thumbnail of the at least one content, and the content selection voice command in association with each other, and outputting the corresponding content selection voice command to a display screen, wherein the content selection voice command includes a character size, a font color, Any one or more of the fonts may be displayed differently.

The step of outputting to the display screen may output the plurality of content items on a screen in a screen division manner and display the serial numbers assigned to the plurality of content items together when the plurality of content items are included.

The mapping with the content selection voice command may map the serial number to an additional voice command.

A method for displaying a user interface screen for performing speech recognition in a speech recognition apparatus operated by at least one processor according to an embodiment of the present invention includes receiving display information of a plurality of contents from a content server Extracting at least one keyword that identifies each content from the display information, mapping the extracted keyword to a content selection voice command for selecting the content as a voice, and displaying the thumbnail included in the display information and the thumbnail And outputting the content selection voice command to the display screen in association with the content selection voice command.

Wherein the mapping with the content selection voice command includes a step of extracting at least one keyword by morphologically analyzing a content title included in the content information for each of the plurality of contents, And mapping to the selected voice command.

The outputting of the content title to the display screen may further output the content title, and the content selection voice command may display at least one of a character size, a character color, a character size, and a font so that the content can be distinguished from the content title.

The step of outputting to the display screen may further display a serial number corresponding to the plurality of contents, and the step of mapping to the content selection voice command may map the serial number to an additional voice command configured.

And transmitting the content information request message to the content server, wherein the content information request message includes a content type, a genre of the content, a keyword related to the content, a word included in the title of the content, A name of the producer of the content, a classification title including a plurality of contents, and the like.

A speech recognition apparatus operated by at least one processor according to an embodiment of the present invention includes a content information receiver for receiving a plurality of pieces of content information from a content server, at least one keyword for identifying each content in the content information A content selection voice command generation unit for mapping the extracted keywords to a content selection voice command for selecting the content as a voice, and a thumbnail included in the content information for each content and the content selection voice command in association with each other and displaying them on a display screen And a user interface constituting unit.

The content selection voice command generation unit may perform a morphological analysis of the content title included in the content information to extract the at least one keyword and remove duplicated items from the extracted keywords to map the selected content to the content selection voice command .

The user interface configuration unit may display at least one of a character size, a character color, a font size, and a font so that the content selection voice command can be distinguished from the content title.

The user interface configuration unit may output the plurality of content items on a screen in a screen division manner and display the serial numbers assigned to the plurality of content items together.

The content selection voice command generation unit may map the serial number to an additional voice command.

According to the embodiment of the present invention, a user can input a content title composed of a complex word combination using a simple voice command.

According to the embodiment of the present invention, a user can select a content using a simple voice command without having to input the entire contents name as a complex input word.

1 is a block diagram of a speech recognition system according to an embodiment of the present invention.
2 is a detailed block diagram of a speech recognition system according to an embodiment of the present invention.
3 is an illustration of a user interface screen constructed by the speech recognition apparatus according to an embodiment of the present invention.
4A to 4C are views illustrating a user interface screen for selecting a content through speech recognition according to an embodiment of the present invention.
5 is a block diagram of a speech recognition system according to another embodiment of the present invention.
6 is a flowchart illustrating a method of selecting a content by performing speech recognition according to an embodiment of the present invention.
7 is a flowchart illustrating a method of selecting a content by performing speech recognition according to another embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily carry out the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In order to clearly illustrate the present invention, parts not related to the description are omitted, and similar parts are denoted by like reference characters throughout the specification.

Throughout the specification, when an element is referred to as " comprising ", it means that it can include other elements as well, without excluding other elements unless specifically stated otherwise. Also, the terms " part, " " module, " and " module ", etc. in the specification mean a unit for processing at least one function or operation and may be implemented by hardware or software or a combination of hardware and software have.

In the following, the speech recognition apparatus extracts a simple keyword that can represent a speech recognition target in a complex title when the speech recognition target title is composed of a complex word combination, and provides the user with a speech signal composed of only keywords However, the present invention is not necessarily limited to this, but the present invention is not necessarily limited thereto. In the case where the title of the speech recognition target is composed of one syllable or the subject title is composed of only consonants or vowels, It can also be expanded by constructing a command.

In the following, the voice recognition apparatus selects a content having a variety of titles as a set-top box, but the present invention is not limited thereto. The present invention is also applicable to a voice recognition method for audio, It is possible.

1 is a block diagram of a speech recognition system according to an embodiment of the present invention.

Referring to FIG. 1, a speech recognition system 1000 includes a speech recognition apparatus 100, a server 200, and a display apparatus 300.

The speech recognition apparatus 100 receives a voice command for selecting a specific content from a plurality of contents from a user, requests specific content from the server 200 using a voice command, Can be output through the display device (300).

Although the speech recognition apparatus 100 is configured as a separate apparatus from the display apparatus 300 in the present embodiment, the speech recognition apparatus 100 may include a display to allow the user to select contents And may display the contents provided from the server 200. [

The speech recognition apparatus 100 mainly receives the list of voice commands from the server 200 in consideration of the load and the processing performance in the voice recognition apparatus 100. The voice recognition apparatus 100 includes a server 200 To provide a list of voice commands or to provide a list of voice commands independently without communicating with the server 200. [ In this case, the speech recognition apparatus 100 may include instructions that can perform some functions of the server 200, or may include instructions that allow the speech recognition apparatus 100 to perform all the functions of the server 200 . On the other hand, since a typical command to be called by the user is a content title such as a title of a television program, the program included in the voice recognition apparatus 100 is a content playback program for playing back a content corresponding to a voice command when the user calls a voice command However, the present invention can be applied not only to a content reproduction program, but also to various speech recognition programs capable of performing calculations corresponding to voice commands when a user calls voice commands.

The speech recognition apparatus 100 includes hardware such as a computer-readable storage medium, a processor, a memory, a communication module, and the like. The storage medium stores a speech recognition program for calling a command through voice recognition. The memory stores a list of voice commands of the voice recognition program or temporarily stores commands of the voice recognition program from the storage device. The processor executes the stored or loaded instructions to drive the speech recognition program of the present invention. The communication module communicates with the server 200 through a communication network.

The voice recognition apparatus 100 may be implemented in various forms, for example, a mobile terminal such as a smart phone, a pad type terminal such as a smart pad, various types of computers such as a laptop computer, a wearable device, a TV terminal, As shown in FIG.

The speech recognition program can extract a keyword representing a content from a complex content title included in the user interface screen and set it as a voice command word. The speech recognition program may be implemented as a stand-alone application, but is assumed to be integrated into the content selection program for explanation.

2 is a detailed block diagram of a speech recognition system according to an embodiment of the present invention.

2, the speech recognition apparatus 100 according to an exemplary embodiment of the present invention is operated by at least one processor and includes a voice signal receiving unit 110, a voice command recognizing unit 120, a content information receiving unit 140 A content identification voice command generation unit 150, and a user interface configuration unit 160.

The audio signal receiving unit 110 receives a user's audio signal. The voice signal receiving unit 110 may be implemented through a microphone included in the voice recognition apparatus 100 or may receive voice commands collected through a microphone included in the remote apparatus.

The voice command recognition unit 120 receives voice commands and performs voice recognition processing. The voice recognition function is a series of steps of obtaining a voice command and converting it into an execution command corresponding to a voice command. The voice command recognition unit 120 can convert a voice command into a language data according to various known voice recognition methods and output the voice command .

Since the voice command received through the voice signal receiver 110 may include various noise components in addition to the voice of the user aiming at voice recognition, the voice command recognizer 120 may recognize the voice of the user through a pre- It is possible to extract only the speech component and perform speech recognition processing based on the extracted speech components. Since there are various known methods of speech recognition through the speech command recognition unit 120, a description thereof will be omitted.

The voice command recognition unit 120 may be embodied as an embedded engine provided in the voice recognition apparatus 100, or may be implemented as separate hardware or software executed by a processor.

The content information request unit 130 requests content information from the server 200 if the voice command recognized by the voice command recognition unit 120 is a voice command for requesting the content information. The voice command for requesting the content information may be a command for requesting a plurality of pieces of content information that the user can select. For example, the voice command for requesting the content information may include a type of content, such as "latest movie", "makeup", "health", " , A name of a character appearing in the content, a title of the producer of the content, and a classification criterion including a plurality of contents.

The content information receiving unit 140 receives the content information from the server 200. [ The server 200 may extract at least one content information that the user can select according to a request from the content information requesting unit 130 and provide the extracted content information to the voice recognition apparatus 100. The content information includes a title and a thumbnail of the content, and may further include additional information related to the other content.

For example, if the user has entered " makeup " as a voice command, the server 200 may extract a list of content, which is a video-on-demand list associated with " makeup. &Quot; For example, the server 200 may extract the contents list as shown in Table 1 and transmit the extracted contents list to the voice recognition apparatus 100.

Basic commands Content title make up Follow stern make-up Halloween Day Makeup Mask Pack Real Review Essential makeup when going to Jeonju This is a goddess

The content identification voice command generation unit 150 generates a voice command that allows the user to identify a specific content using the content information.

The content identification voice command generation unit 150 can extract at least one noun by morphological analysis of content information, for example, a content title. For example, assume that nouns such as Table 2 are extracted.

Content title Extracted noun Follow stern make-up Stern, makeup Halloween Day Makeup Halloween, Makeup Mask Pack Real Review Mask pack, real Essential makeup when going to Jeonju Jeonju, Essential, Makeup This is a goddess goddess

Then, the content identification voice command generation unit 150 can remove duplicate nouns from the extracted nouns. For example, you can remove duplicate nouns "makeup" as shown in Table 3.

Content title Voice command Follow stern make-up Stern Halloween Day Makeup Halloween Mask Pack Real Review Mask pack, real Essential makeup when going to Jeonju Jeonju, Essential This is a goddess goddess

The content identification voice command generation unit 150 may map at least one of the extracted nouns to individual voice command words for referring to the content.

In this embodiment, the content identification voice command generation unit 150 extracts a keyword from a content title and sets the extracted keyword as a separate voice command for designating the corresponding content. However, the present invention is not limited thereto It is not. That is, the content identification voice command generation unit 150 may set the content identification voice command to refer to the content based on the keyword extracted from the content additional information.

On the other hand, the user interface construction unit 160 can generate a selection screen in which a user can select any one of a plurality of contents, and provide the selection screen to the user.

The user interface configuration unit 160 may configure a selection screen so that a content thumbnail included in the content information provided by the server 200 and a content selection voice command corresponding to each other can be output to the display screen.

The user interface construction unit 160 may output a plurality of contents on one screen in a screen division manner. At this time, a plurality of contents can be assigned serial numbers in the order displayed on the screen. The content identification voice command generation unit 150 may set the serial number corresponding to the plurality of contents as an additional voice command. For example, as shown in Table 4, the serial number corresponding to the content can be set by an additional voice command.

Content title Voice command Additional voice commands Follow stern make-up Stern One time Halloween Day Makeup Halloween this time Mask Pack Real Review Mask pack, real Third Essential makeup when going to Jeonju Jeonju, Essential pressure of business This is a goddess goddess Auburn

The user interface construction unit 160 may configure the selection screen so that at least one of the character size, the character color, the font size, and the font is displayed differently so that the individual voice commands can be distinguished from the content title.

3 is an illustration of a user interface screen constructed by the speech recognition apparatus according to an embodiment of the present invention.

Referring to FIG. 3, the speech recognition apparatus 100 according to an embodiment of the present invention can execute a program that receives a voice command and selects a content based on the voice command. That is, the speech recognition apparatus 100 can execute a content reproduction program for reproducing a content corresponding to a voice command when a user calls a voice command to recognize a content title such as a title of a broadcast program.

The speech recognition apparatus 100 receives at least one piece of content information that the user can select from the server 200 connected via the network. At this time, the server 200 may extract from the database using the content information request message transmitted from the voice recognition apparatus 100 and provide a list of contents that the user can select.

The speech recognition apparatus 100 may extract at least one keyword that identifies each content from the received content information and map the extracted keyword to a separate voice command for selecting the corresponding content as a voice.

The speech recognition apparatus 100 can display a plurality of contents on a single screen in a divided manner and allow the user to select one content from a plurality of contents using individual voice commands. At this time, the speech recognition apparatus 100 may assign a serial number to a plurality of contents, and may set a serial number for recognizing a plurality of contents as an additional voice command.

As shown in FIG. 3, the speech recognition apparatus 100 may configure a selection screen such that at least one of a character size, a character color, a font size, and a font is displayed so that a voice command word can be distinguished from a content title .

4A to 4C are views illustrating a user interface screen for selecting a content through speech recognition according to an embodiment of the present invention.

4A to 4C, in one embodiment of the present invention, if the speech recognition apparatus 100 is a display device such as a TV, the user interface screen may be provided on a display provided in the speech recognition apparatus 100. [ In another embodiment of the present invention, when the speech recognition apparatus 100 is a set-top box, a user interface screen may be provided on a display connected to the speech recognition apparatus 100.

The speech recognition apparatus 100 receives content information from the server 200. [ The server 200 may transmit the content information to the voice recognition apparatus 100 according to the content information request message transmitted from the voice recognition apparatus 100. [

The content information request message includes at least one of a content type, a genre of a content, a keyword associated with the content, a word included in the title of the content, a name of a character appearing in the content, a title of the producer of the content, And may include one or more content request commands. The server 200 may extract at least one content information that the user can select according to the content request command and transmit the extracted content information to the speech recognition apparatus 100. [

For example, the server 200 may include a database capable of providing a plurality of pieces of content information in response to a content request command as shown in Table 5.

Menu name The first content request command The second content request command code Open menu Open menu menu M01 category category C01 Shopping Shopping shopping S01 View all View all all F01 Popular videos Popular videos popularity F04 View more View more next NEXT

Referring to FIG. 4A, a user can input a content request command " popular video " for selecting a content on a user interface screen. At this time, the user interface screen may display the content request commands that the user can input, or may not be displayed. Meanwhile, the user may call a content request command through voice or a content request command using a separate input device such as a remote controller.

The speech recognition apparatus 100 transmits a content information request message including a content request command to the server 200. [ And the speech recognition apparatus 100 may receive the content indication information related to the " popular video " from the server 200. [ For example, it is assumed that related information as shown in Table 6 is received.

Content ID Content title CID1 IPhone 6S KT Maximum Support CID2 Nicole Saint-Jean's four shirts CID3 Wax bait CID4 Crystal Line Spray CID5 Fila Male DROS CID6 Feng Shui Women's Lingerie CID7 Galaxy S6 Edge CID8 Mazonetto CID9 KT Home IoT 4000 won per month CID10 Cover queen ... CIDn

Referring to FIG. 4B, the speech recognition apparatus 100 extracts at least one keyword that can identify each content from the content title received from the server 200, and the user selects the extracted keyword by speech For example. Then, the speech recognition apparatus 100 can output at least one content thumbnail and corresponding voice command on the display screen in correspondence with each other. At this time, serial numbers may be assigned to a plurality of contents in the order displayed on the screen. The voice recognition apparatus 100 can set the serial number corresponding to each content as an additional voice command. For example, as shown in Table 7, the serial number corresponding to the content can be set by an additional voice command.

Content ID Content title The first voice command The second voice command CID1 IPhone 6S KT Maximum Support Iphone One time CID2 Nicole Saint-Jean's four shirts Nicole Saint-Jean this time CID3 Wax bait Wax Third CID4 Crystal Line Spray crystal pressure of business CID5 Fila Male DROS Fila Auburn

Referring to FIG. 4C, the user selects " more " to output the next selection screen for the user to select the content. At this time, the next contents list which the user can select can be given a new serial number. For example, as shown in Table 8, the serial number corresponding to the content can be newly set.

Content ID Content title The first voice command The second voice command CID6 Feng Shui Women's Lingerie lingerie One time CID7 Galaxy S6 Edge Galaxy this time CID8 Mazonetto Mazonetto Third CID9 KT Home IoT 4000 won per month KT pressure of business CID10 Cover queen Cover queen Auburn

5 is a block diagram of a speech recognition system according to another embodiment of the present invention.

Referring to FIG. 5, a speech recognition system 1000 'according to another embodiment of the present invention includes a speech recognition apparatus 100', a server 200 ', and a display device 300'.

The speech recognition apparatus 100 'according to another embodiment of the present invention is operated by at least one processor and includes a voice signal receiving unit 110', a voice command recognizing unit 120 ', a content information receiving unit 140' A content identification voice command generation unit 150 ', and a user interface configuration unit 160'.

Here, the contents overlapping with those described in FIG. 2 will be omitted.

The voice signal receiving unit 110 'receives the voice signal of the user.

The voice command recognizing unit 120 'receives voice commands and performs voice recognition processing.

The content information request unit 130 'requests content information to the server 200' if the voice command recognized by the voice command recognizer 120 'is a voice command for requesting the content information.

The content information receiving unit 140 'receives the content information from the server 200'. The server 200 'may extract at least one content information that the user can select according to a request of the content information request unit 130' and provide the extracted content information to the voice recognition apparatus 100. The content information includes a title of the content, a thumbnail, and a content selection voice command for selecting each content, and may further include additional information on other contents.

The user interface construction unit 160 'may generate a selection screen for the user to select any one of a plurality of contents and provide the selection screen to the user.

The user interface configuration unit 160 'may configure a selection screen so that the content thumbnails included in the content information provided by the server 200' and individual voice commands are associated with each other and output to the display screen.

The user interface construction unit 160 'can output a plurality of contents on one screen in a screen division manner. At this time, serial numbers can be assigned to a plurality of contents in the order displayed on the screen. The content identification voice command generation unit 150 'may set a serial number corresponding to a plurality of contents as an additional voice command.

6 is a flowchart illustrating a method of selecting a content by performing speech recognition according to an embodiment of the present invention.

Referring to FIG. 6, the voice recognition apparatus 100 transmits a content information request message to the server 200 (S110).

The content information request message may include a content information request command received from the user. The content information request command includes a content type, a genre of the content, a keyword related to the content, a word included in the title of the content, a name of a character appearing in the content, a title of the producer of the content, For example, popular contents, latest contents).

The server 200 extracts a content list including at least one content using the received content information request command (S120).

The server 200 can extract a plurality of contents related to the contents information request command in the database using the contents information request command received from the speech recognition apparatus 100. [

The server 200 transmits content information including additional information related to content thumbnails, content titles, and other contents to the speech recognition apparatus 100 (S130).

The speech recognition apparatus 100 extracts a voice command for selecting a specific content from the content information (S140).

For example, the speech recognition apparatus 100 may morpheme the content title and extract at least one or more keywords included in the content title. At least one of the extracted keywords may be mapped to a content selection voice command for designating a content, after eliminating duplicated words from the extracted keywords.

The speech recognition apparatus 100 forms a user interface screen for displaying the content thumbnail and the content selection voice command in association with each other (S150). 3, the voice recognition apparatus 100 may display a content thumbnail, a content title, and a voice command on a user interface screen to provide a selection screen so that the user can select any one of a plurality of contents have. At this time, the speech recognition apparatus 100 may configure a selection screen such that at least one of a character size, a character color, a font size, and a font may be displayed so that a voice command can be distinguished from a content title.

The speech recognition apparatus 100 requests the server 200 for a content corresponding to the voice command input from the user (S160). The voice recognition apparatus 100 may receive a voice signal of a user, perform voice recognition processing, and transmit a message requesting the server 200 for a content corresponding to a voice command.

The server 200 transmits the content selected by the user to the voice recognition apparatus 100 in response to the request of the voice recognition apparatus 100 (S170).

7 is a flowchart illustrating a method of selecting a content by performing speech recognition according to another embodiment of the present invention.

Referring to FIG. 7, the speech recognition apparatus 100 receives a content list including a content title from the server 200 (S210). The server 200 may transmit to the speech recognition apparatus 100 a list of contents including titles and thumbnails of a plurality of contents stored in the database.

The speech recognition apparatus 100 morphologizes the content title and extracts at least one keyword included in the content title (S220). The speech recognition apparatus 100 may extract a keyword from a content title using a database constructed internally.

The speech recognition apparatus 100 removes redundant words among the extracted nouns, and sets the selected contents as a content selection voice command (S230).

At this time, the speech recognition apparatus 100 may assign a serial number to a plurality of contents according to the number of contents to be displayed to the user, and may set the serial number as an additional voice command.

Then, the speech recognition apparatus 100 forms a user interface screen including a content thumbnail, a content title, and a content selection voice command (S240).

That is, the speech recognition apparatus 100 can provide a selection screen so that a user can select any one of a plurality of contents. The speech recognition apparatus 100 may configure a selection screen such that at least one of a character size, a character color, a font size, and a font is displayed so that a voice command can be distinguished from a content title.

As described above, according to the embodiment of the present invention, it is possible for the user to input a content title composed of a complex word combination using a simple voice command. That is, according to the embodiment of the present invention, a user can select a content using a simple voice command without having to input all the complicated content names.

The embodiments of the present invention described above are not implemented only by the apparatus and method, but may be implemented through a program for realizing the function corresponding to the configuration of the embodiment of the present invention or a recording medium on which the program is recorded.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, It belongs to the scope of right.

Claims (15)

A speech recognition method of a speech recognition apparatus operating by at least one processor,
Extracting at least one keyword that identifies each content from at least one piece of content information,
Mapping the extracted keyword to a content selection voice command for selecting the content as a voice;
Receiving a voice signal including the content selection voice command from a user, and
And providing the specific content corresponding to the content selection voice command. The method of claim 1,
The step of extracting the voice command list
Extracting the at least one keyword by morpheme analysis of the content title included in the content information, and
Removing redundant items from the extracted keywords, and mapping the keywords to the individual voice commands. 3. The method of claim 2,
A thumbnail of the at least one content, and the content selection voice command, and outputting the corresponding content selection voice command to a display screen,
Wherein the content selection voice command is different from any one of a character size, a character color, a character size, and a font so as to be distinguishable from the content title. 4. The method of claim 3,
The step of outputting to the display screen
If the content items are plural
And outputting the plurality of content items on a screen in a screen division manner, and displaying the serial numbers assigned to the plurality of content items together. 5. The method of claim 4,
The step of mapping to the content selection voice command
And mapping the serial number to an additional voice command. A method for displaying a user interface screen for performing speech recognition in a speech recognition apparatus operating by at least one processor,
Receiving display information of a plurality of contents from a contents server,
Extracting at least one keyword identifying each content from the display information, and mapping the extracted keyword to a content selection voice command for selecting the content as a voice; and
And outputting a thumbnail included in the display information for each content in association with the content selection voice command on a display screen. The method of claim 6,
The step of mapping to the content selection voice command
Extracting the at least one keyword by morpheme-analyzing the content title included in the content information for each of the plurality of contents, and
And removing the duplicated items among the extracted keywords, and mapping the extracted items to a content selection voice command. The method of claim 6,
The step of outputting to the display screen
Further outputting the content title,
Wherein the content selection voice command includes at least one of a character size, a character color, a font size, and a font so that the content selection voice command can be distinguished from the content title. The method of claim 6,
The step of outputting to the display screen
Further displaying a serial number corresponding to the plurality of contents,
The step of mapping to the content selection voice command
And mapping the serial number to a configured additional voice command. The method of claim 6,
Further comprising transmitting a content information request message to the content server,
The content information request message includes at least one of a content type, a genre of a content, a keyword associated with the content, a word included in the title of the content, a name of a character appearing in the content, a title of the producer of the content, A method of displaying a user interface screen including any one of the same commands. 17. A speech recognition device operating by at least one processor,
A content information receiver for receiving a plurality of pieces of content information from a content server,
A content selection voice command generation unit for extracting at least one keyword that identifies each content from the content information and mapping the extracted keyword to a content selection voice command for selecting the content as a voice;
And displaying a thumbnail included in the content information on the display screen in association with the content selection voice command for each content. 12. The method of claim 11,
The content selection voice command generation unit
Extracts the at least one keyword by morpheme analysis of the content title included in the content information, removes duplicated items from the extracted keywords, and maps the selected at least one keyword to the content selection voice command word. The method of claim 12,
The user interface configuration unit
And displays at least one of a character size, a character color, a character size, and a font differently so as to distinguish the content selection voice command from the content title. The method of claim 13,
The user interface configuration unit
Outputting the plurality of content items on a screen in a screen division manner, and displaying the serial numbers assigned to the plurality of content items together. The method of claim 14,
The content selection voice command generation unit
And the serial number is mapped to an additional voice command.

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