KR20230118006A - Electronic device and method for creating customized language model - Google Patents

Abstract

An electronic device according to various embodiments includes a memory including instructions and a processor electrically connected to the memory and executing the instructions, and when the instructions are executed by the processor, the processor determines the user's situation. Based on the user context, the basic language model, and the user language model, an automatic speech recognition (ASR) language model including information about a plurality of candidate transliterations for text that can be uttered in various ways is generated, and the In response to a case in which the user's utterance matches one of the plurality of candidate vocal ranges, the user language model may be updated. In addition, various embodiments may be possible.

Description

Electronic device and user language model creation method {ELECTRONIC DEVICE AND METHOD FOR CREATING CUSTOMIZED LANGUAGE MODEL}

Various embodiments relate to an electronic device and a method for generating a user language model.

The language model (LM) of the automatic speech recognition module (ASR module) is required to recognize and convert what text the recognized speech corresponds to, and the text to speech module (text to speech module, The language model of the TTS module is required to determine how to read a given text.

Conventionally, the ASR language model includes a phoneme-to-grapheme model and/or an inverse text normalization model, and the TTS language model includes an inverse text-to-grapheme model. (grapheme-to-phoneme model) and/or text normalization model. The ASR language model and the TTS language model perform functions based on rules, dictionaries, and machine learning, and the quality of the database and the prediction rate of the algorithm have a great influence on the processing of foreign words or proper nouns.

Words composed of Latin-based loanwords or Chinese characters (e.g., celebrity names, place names, movie titles, music titles) that frequently appear in Korean can be read in various ways depending on the context, and each user may have a different utterance. If a conventional language model is used, the automatic speech recognition module may not be able to recognize text (e.g., text that can be uttered in various ways) according to the user's speech method, and the text-to-speech conversion module may not recognize the text in a way different from that of the user. and may provide inappropriate responses. For example, if there is text that can be uttered in various ways in the user's contacts (eg, gold and silver), the result of transliteration (eg, gold and silver) for the text is the user command recognition and voice output quality. can have a big impact on Cases in which not only names included in individual users' contacts, but also new movie titles, music titles, and artist names are composed of combinations of Latin-based words, symbols, and numbers are continuously occurring. It takes a lot of effort and cost to collect all information on text that can be uttered in various ways, build a utterance database, and improve the performance of the ASR module, TTS module, and natural language understanding module (NLU module). It is required. A technology enabling user-customized voice recognition and voice utterance based on a customized language model may be required.

Various embodiments provide a technique for performing user-customized voice recognition and voice utterance based on an updated user language model in response to a case in which one of a plurality of candidate ranges for text that can be uttered in various ways matches a user's utterance. can provide

The technical problem to be achieved in this document is not limited to the technical problem mentioned above, and other technical problems not mentioned can be clearly understood by those skilled in the art from the description below. There will be.

An electronic device according to various embodiments includes a memory including instructions and a processor electrically connected to the memory and executing the instructions, and when the instructions are executed by the processor, the processor determines the user's situation. Based on the user context, the basic language model, and the user language model, an automatic speech recognition (ASR) language model including information about a plurality of candidate transliterations for text that can be uttered in various ways is generated, and the In response to a case in which the user's utterance matches one of the plurality of candidate vocal ranges, the user language model may be updated.

An electronic device according to various embodiments includes a memory including instructions and a processor electrically connected to the memory and executing the instructions, and when the instructions are executed by the processor, the processor provides a first language language. Receives a user's utterance expressing a text composed of in a second language, recognizes the utterance, and provides a response based on an ASR language model including information about a plurality of candidate transliterations transliterated from the text into the second language can do.

An operating method of an electronic device according to various embodiments includes information about a plurality of candidate vocal ranges for text that can be uttered in various ways based on a user context meaning a user's situation, a basic language model, and a user language model. and generating an ASR language model that matches the user's utterance with one of the plurality of candidate vocal ranges, and updating the user language model.

Various embodiments generate a plurality of candidate transliteration ranges for a text that can be uttered in various ways based on a user context meaning a user's situation, a basic language model, and a user language model, and the user's utterance is selected from among the plurality of candidate transliteration ranges. A technique for updating the user language model in response to matching one may be provided.

Various embodiments perform user-customized voice recognition and voice utterance based on an updated user language model in response to a case in which one of a plurality of candidate vocal ranges for text that can be uttered in various ways matches the user's utterance, thereby providing the user's voice. sensory performance can be improved.

In addition to this, various effects identified directly or indirectly through this document may be provided.

1 is a block diagram of an electronic device in a network environment, according to various embodiments.
2 is a block diagram illustrating an integrated intelligence system according to an embodiment.
3 is a diagram illustrating a form in which relation information between a concept and an operation is stored in a database according to various embodiments.
4 is a diagram illustrating a screen on which an electronic device processes a voice input received through an intelligent app according to various embodiments.
5 is a diagram for explaining an operation of recognizing a user's speech and providing a response by an electronic device according to various embodiments.
6 is a schematic block diagram of an electronic device according to various embodiments.
7 illustrates an example of a plurality of candidate sound ranges generated by an electronic device according to various embodiments.
8 is a diagram for explaining an operation of learning a vocal range model by an electronic device according to various embodiments.
FIG. 9 is a diagram for explaining an operation of determining the priority of a plurality of candidate phonemes based on phoneme matching frequencies by an electronic device according to various embodiments.
10 illustrates an example in which an electronic device recognizes a user's speech and provides a response based on a user context, according to various embodiments.
11 illustrates an example in which an electronic device recognizes a user's utterance based on a user language model and provides a response, according to various embodiments.
12 is a flowchart illustrating an example of a method of operating an electronic device according to various embodiments.
13 is a flowchart illustrating another example of a method of operating an electronic device according to various embodiments.

Hereinafter, embodiments will be described in detail with reference to the accompanying drawings. In the description with reference to the accompanying drawings, the same reference numerals are given to the same components regardless of reference numerals, and overlapping descriptions thereof will be omitted.

1 is a block diagram of an electronic device 101 within a network environment 100, according to various embodiments. Referring to FIG. 1 , in a network environment 100, an electronic device 101 communicates with an electronic device 102 through a first network 198 (eg, a short-range wireless communication network) or through a second network 199. It may communicate with at least one of the electronic device 104 or the server 108 through (eg, a long-distance wireless communication network). According to one embodiment, the electronic device 101 may communicate with the electronic device 104 through the server 108 . According to an embodiment, the electronic device 101 includes a processor 120, a memory 130, an input module 150, an audio output module 155, a display module 160, an audio module 170, a sensor module ( 176), interface 177, connection terminal 178, haptic module 179, camera module 180, power management module 188, battery 189, communication module 190, subscriber identification module 196 , or the antenna module 197 may be included. In some embodiments, in the electronic device 101, at least one of these components (eg, the connection terminal 178) may be omitted or one or more other components may be added. In some embodiments, some of these components (eg, sensor module 176, camera module 180, or antenna module 197) are integrated into a single component (eg, display module 160). It can be.

The processor 120, for example, executes software (eg, the program 140) to cause at least one other component (eg, hardware or software component) of the electronic device 101 connected to the processor 120. It can control and perform various data processing or calculations. According to one embodiment, as at least part of data processing or operation, the processor 120 transfers instructions or data received from other components (e.g., sensor module 176 or communication module 190) to volatile memory 132. , processing commands or data stored in the volatile memory 132 , and storing resultant data in the non-volatile memory 134 . According to one embodiment, the processor 120 may include a main processor 121 (eg, a central processing unit or an application processor) or a secondary processor 123 (eg, a graphic processing unit, a neural network processing unit ( NPU: neural processing unit (NPU), image signal processor, sensor hub processor, or communication processor). For example, when the electronic device 101 includes the main processor 121 and the auxiliary processor 123, the auxiliary processor 123 may use less power than the main processor 121 or be set to be specialized for a designated function. can The secondary processor 123 may be implemented separately from or as part of the main processor 121 .

The secondary processor 123 may, for example, take the place of the main processor 121 while the main processor 121 is in an inactive (eg, sleep) state, or the main processor 121 is active (eg, running an application). ) state, together with the main processor 121, at least one of the components of the electronic device 101 (eg, the display module 160, the sensor module 176, or the communication module 190) It is possible to control at least some of the related functions or states. According to one embodiment, the auxiliary processor 123 (eg, image signal processor or communication processor) may be implemented as part of other functionally related components (eg, camera module 180 or communication module 190). there is. According to an embodiment, the auxiliary processor 123 (eg, a neural network processing device) may include a hardware structure specialized for processing an artificial intelligence model. AI models can be created through machine learning. Such learning may be performed, for example, in the electronic device 101 itself where the artificial intelligence model is performed, or may be performed through a separate server (eg, the server 108). The learning algorithm may include, for example, supervised learning, unsupervised learning, semi-supervised learning or reinforcement learning, but in the above example Not limited. The artificial intelligence model may include a plurality of artificial neural network layers. Artificial neural networks include deep neural networks (DNNs), convolutional neural networks (CNNs), recurrent neural networks (RNNs), restricted boltzmann machines (RBMs), deep belief networks (DBNs), bidirectional recurrent deep neural networks (BRDNNs), It may be one of deep Q-networks or a combination of two or more of the foregoing, but is not limited to the foregoing examples. The artificial intelligence model may include, in addition or alternatively, software structures in addition to hardware structures.

The memory 130 may store various data used by at least one component (eg, the processor 120 or the sensor module 176) of the electronic device 101 . The data may include, for example, input data or output data for software (eg, program 140) and commands related thereto. The memory 130 may include volatile memory 132 or non-volatile memory 134 .

The program 140 may be stored as software in the memory 130 and may include, for example, an operating system 142 , middleware 144 , or an application 146 .

The input module 150 may receive a command or data to be used by a component (eg, the processor 120) of the electronic device 101 from the outside of the electronic device 101 (eg, a user). The input module 150 may include, for example, a microphone, a mouse, a keyboard, a key (eg, a button), or a digital pen (eg, a stylus pen).

The sound output module 155 may output sound signals to the outside of the electronic device 101 . The sound output module 155 may include, for example, a speaker or a receiver. The speaker can be used for general purposes such as multimedia playback or recording playback. A receiver may be used to receive an incoming call. According to one embodiment, the receiver may be implemented separately from the speaker or as part of it.

The display module 160 may visually provide information to the outside of the electronic device 101 (eg, a user). The display module 160 may include, for example, a display, a hologram device, or a projector and a control circuit for controlling the device. According to one embodiment, the display module 160 may include a touch sensor set to detect a touch or a pressure sensor set to measure the intensity of force generated by the touch.

The audio module 170 may convert sound into an electrical signal or vice versa. According to one embodiment, the audio module 170 acquires sound through the input module 150, the sound output module 155, or an external electronic device connected directly or wirelessly to the electronic device 101 (eg: Sound may be output through the electronic device 102 (eg, a speaker or a headphone).

The sensor module 176 detects an operating state (eg, power or temperature) of the electronic device 101 or an external environmental state (eg, a user state), and generates an electrical signal or data value corresponding to the detected state. can do. According to one embodiment, the sensor module 176 may include, for example, a gesture sensor, a gyro sensor, an air pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a proximity sensor, a color sensor, an IR (infrared) sensor, a bio sensor, It may include a temperature sensor, humidity sensor, or light sensor.

The interface 177 may support one or more designated protocols that may be used to directly or wirelessly connect the electronic device 101 to an external electronic device (eg, the electronic device 102). According to one embodiment, the interface 177 may include, for example, a high definition multimedia interface (HDMI), a universal serial bus (USB) interface, an SD card interface, or an audio interface.

The connection terminal 178 may include a connector through which the electronic device 101 may be physically connected to an external electronic device (eg, the electronic device 102). According to one embodiment, the connection terminal 178 may include, for example, an HDMI connector, a USB connector, an SD card connector, or an audio connector (eg, a headphone connector).

The haptic module 179 may convert electrical signals into mechanical stimuli (eg, vibration or motion) or electrical stimuli that a user may perceive through tactile or kinesthetic senses. According to one embodiment, the haptic module 179 may include, for example, a motor, a piezoelectric element, or an electrical stimulation device.

The camera module 180 may capture still images and moving images. According to one embodiment, the camera module 180 may include one or more lenses, image sensors, image signal processors, or flashes.

The power management module 188 may manage power supplied to the electronic device 101 . According to one embodiment, the power management module 188 may be implemented as at least part of a power management integrated circuit (PMIC), for example.

The battery 189 may supply power to at least one component of the electronic device 101 . According to one embodiment, the battery 189 may include, for example, a non-rechargeable primary cell, a rechargeable secondary cell, or a fuel cell.

The communication module 190 is a direct (eg, wired) communication channel or a wireless communication channel between the electronic device 101 and an external electronic device (eg, the electronic device 102, the electronic device 104, or the server 108). Establishment and communication through the established communication channel may be supported. The communication module 190 may include one or more communication processors that operate independently of the processor 120 (eg, an application processor) and support direct (eg, wired) communication or wireless communication. According to one embodiment, the communication module 190 is a wireless communication module 192 (eg, a cellular communication module, a short-range wireless communication module, or a global navigation satellite system (GNSS) communication module) or a wired communication module 194 (eg, : a local area network (LAN) communication module or a power line communication module). Among these communication modules, a corresponding communication module is a first network 198 (eg, a short-range communication network such as Bluetooth, wireless fidelity (WiFi) direct, or infrared data association (IrDA)) or a second network 199 (eg, legacy It may communicate with the external electronic device 104 through a cellular network, a 5G network, a next-generation communication network, the Internet, or a telecommunications network such as a computer network (eg, a LAN or a WAN). These various types of communication modules may be integrated as one component (eg, a single chip) or implemented as a plurality of separate components (eg, multiple chips). The wireless communication module 192 uses subscriber information (eg, International Mobile Subscriber Identifier (IMSI)) stored in the subscriber identification module 196 within a communication network such as the first network 198 or the second network 199. The electronic device 101 may be identified or authenticated.

The wireless communication module 192 may support a 5G network after a 4G network and a next-generation communication technology, for example, NR access technology (new radio access technology). NR access technologies include high-speed transmission of high-capacity data (enhanced mobile broadband (eMBB)), minimization of terminal power and access of multiple terminals (massive machine type communications (mMTC)), or high reliability and low latency (ultra-reliable and low latency (URLLC)). -latency communications)) can be supported. The wireless communication module 192 may support a high frequency band (eg, mmWave band) to achieve a high data rate, for example. The wireless communication module 192 uses various technologies for securing performance in a high frequency band, such as beamforming, massive multiple-input and multiple-output (MIMO), and full-dimensional multiplexing. Technologies such as input/output (FD-MIMO: full dimensional MIMO), array antenna, analog beam-forming, or large scale antenna may be supported. The wireless communication module 192 may support various requirements defined for the electronic device 101, an external electronic device (eg, the electronic device 104), or a network system (eg, the second network 199). According to one embodiment, the wireless communication module 192 is a peak data rate for eMBB realization (eg, 20 Gbps or more), a loss coverage for mMTC realization (eg, 164 dB or less), or a U-plane latency for URLLC realization (eg, Example: downlink (DL) and uplink (UL) each of 0.5 ms or less, or round trip 1 ms or less) may be supported.

The antenna module 197 may transmit or receive signals or power to the outside (eg, an external electronic device). According to one embodiment, the antenna module 197 may include an antenna including a radiator formed of a conductor or a conductive pattern formed on a substrate (eg, PCB). According to one embodiment, the antenna module 197 may include a plurality of antennas (eg, an array antenna). In this case, at least one antenna suitable for a communication method used in a communication network such as the first network 198 or the second network 199 is selected from the plurality of antennas by the communication module 190, for example. can be chosen A signal or power may be transmitted or received between the communication module 190 and an external electronic device through the selected at least one antenna. According to some embodiments, other components (eg, a radio frequency integrated circuit (RFIC)) may be additionally formed as a part of the antenna module 197 in addition to the radiator.

According to various embodiments, the antenna module 197 may form a mmWave antenna module. According to one embodiment, the mmWave antenna module includes a printed circuit board, an RFIC disposed on or adjacent to a first surface (eg, a lower surface) of the printed circuit board and capable of supporting a designated high frequency band (eg, mmWave band); and a plurality of antennas (eg, array antennas) disposed on or adjacent to a second surface (eg, a top surface or a side surface) of the printed circuit board and capable of transmitting or receiving signals of the designated high frequency band. can do.

At least some of the components are connected to each other through a communication method between peripheral devices (eg, a bus, general purpose input and output (GPIO), serial peripheral interface (SPI), or mobile industry processor interface (MIPI)) and signal ( e.g. commands or data) can be exchanged with each other.

According to an embodiment, commands or data may be transmitted or received between the electronic device 101 and the external electronic device 104 through the server 108 connected to the second network 199 . Each of the external electronic devices 102 or 104 may be the same as or different from the electronic device 101 . According to an embodiment, all or part of operations executed in the electronic device 101 may be executed in one or more external electronic devices among the external electronic devices 102 , 104 , or 108 . For example, when the electronic device 101 needs to perform a certain function or service automatically or in response to a request from a user or another device, the electronic device 101 instead of executing the function or service by itself. Alternatively or additionally, one or more external electronic devices may be requested to perform the function or at least part of the service. One or more external electronic devices receiving the request may execute at least a part of the requested function or service or an additional function or service related to the request, and deliver the execution result to the electronic device 101 . The electronic device 101 may provide the result as at least part of a response to the request as it is or additionally processed. To this end, for example, cloud computing, distributed computing, mobile edge computing (MEC), or client-server computing technology may be used. The electronic device 101 may provide an ultra-low latency service using, for example, distributed computing or mobile edge computing. In another embodiment, the external electronic device 104 may include an internet of things (IoT) device. Server 108 may be an intelligent server using machine learning and/or neural networks. According to one embodiment, the external electronic device 104 or server 108 may be included in the second network 199 . The electronic device 101 may be applied to intelligent services (eg, smart home, smart city, smart car, or health care) based on 5G communication technology and IoT-related technology.

Electronic devices according to various embodiments disclosed in this document may be devices of various types. The electronic device may include, for example, a portable communication device (eg, a smart phone), a computer device, a portable multimedia device, a portable medical device, a camera, a wearable device, or a home appliance. An electronic device according to an embodiment of the present document is not limited to the aforementioned devices.

Various embodiments of this document and terms used therein are not intended to limit the technical features described in this document to specific embodiments, but should be understood to include various modifications, equivalents, or substitutes of the embodiments. In connection with the description of the drawings, like reference numbers may be used for like or related elements. The singular form of a noun corresponding to an item may include one item or a plurality of items, unless the relevant context clearly dictates otherwise. In this document, "A or B", "at least one of A and B", "at least one of A or B", "A, B or C", "at least one of A, B and C", and "A Each of the phrases such as "at least one of , B, or C" may include any one of the items listed together in that phrase, or all possible combinations thereof. Terms such as "first", "second", or "first" or "secondary" may simply be used to distinguish a given component from other corresponding components, and may be used to refer to a given component in another aspect (eg, importance or order) is not limited. A (e.g., first) component is said to be "coupled" or "connected" to another (e.g., second) component, with or without the terms "functionally" or "communicatively." When mentioned, it means that the certain component may be connected to the other component directly (eg by wire), wirelessly, or through a third component.

The term "module" used in various embodiments of this document may include a unit implemented in hardware, software, or firmware, and is interchangeable with terms such as, for example, logic, logical blocks, parts, or circuits. can be used as A module may be an integrally constructed component or a minimal unit of components or a portion thereof that performs one or more functions. For example, according to one embodiment, the module may be implemented in the form of an application-specific integrated circuit (ASIC).

Various embodiments of this document describe one or more stored in a storage medium (eg, internal memory 136 or external memory 138) readable by a machine (eg, electronic device 101). It may be implemented as software (eg, program 140) containing instructions. For example, a processor (eg, the processor 120 ) of a device (eg, the electronic device 101 ) may call at least one command among one or more instructions stored from a storage medium and execute it. This enables the device to be operated to perform at least one function according to the at least one command invoked. The one or more instructions may include code generated by a compiler or code executable by an interpreter. The device-readable storage medium may be provided in the form of a non-transitory storage medium. Here, 'non-temporary' only means that the storage medium is a tangible device and does not contain a signal (e.g. electromagnetic wave), and this term refers to the case where data is stored semi-permanently in the storage medium. It does not discriminate when it is temporarily stored.

According to one embodiment, the method according to various embodiments disclosed in this document may be included and provided in a computer program product. Computer program products may be traded between sellers and buyers as commodities. A computer program product is distributed in the form of a device-readable storage medium (e.g. compact disc read only memory (CD-ROM)), or through an application store (e.g. Play Store™) or on two user devices (e.g. It can be distributed (eg downloaded or uploaded) online, directly between smart phones. In the case of online distribution, at least part of the computer program product may be temporarily stored or temporarily created in a device-readable storage medium such as a manufacturer's server, an application store server, or a relay server's memory.

According to various embodiments, each component (eg, module or program) of the above-described components may include a single object or a plurality of entities, and some of the plurality of entities may be separately disposed in other components. there is. According to various embodiments, one or more components or operations among the aforementioned corresponding components may be omitted, or one or more other components or operations may be added. Alternatively or additionally, a plurality of components (eg modules or programs) may be integrated into a single component. In this case, the integrated component may perform one or more functions of each of the plurality of components identically or similarly to those performed by a corresponding component of the plurality of components prior to the integration. . According to various embodiments, the actions performed by a module, program, or other component are executed sequentially, in parallel, iteratively, or heuristically, or one or more of the actions are executed in a different order, or omitted. or one or more other actions may be added.

Referring to FIG. 2, the integrated intelligent system 20 of one embodiment includes an electronic device 201 (eg, the electronic device 101 of FIG. 1), an intelligent server 290 (eg, the server 108 of FIG. 1) , and a service server 300 (eg, server 108 of FIG. 1).

The electronic device 201 of an embodiment may be a terminal device (or electronic device) connectable to the Internet, and may include, for example, a mobile phone, a smart phone, a personal digital assistant (PDA), a laptop computer, a TV, white goods, It may be a wearable device, HMD, or smart speaker.

According to the illustrated embodiment, the electronic device 201 includes a communication interface 202 (eg, the interface 177 of FIG. 1 ), a microphone 206 (eg, the input module 150 of FIG. 1 ), and a speaker 205 ) (eg, sound output module 155 of FIG. 1 ), display module 204 (eg, display module 160 of FIG. 1 ), memory 207 (eg, memory 130 of FIG. 1 ), or processor 203 (eg, processor 120 of FIG. 1 ). The components listed above may be operatively or electrically connected to each other.

The communication interface 202 according to an embodiment may be connected to an external device to transmit/receive data. The microphone 206 according to an embodiment may receive sound (eg, user's speech) and convert it into an electrical signal. The speaker 205 of one embodiment may output an electrical signal as sound (eg, voice).

The display module 204 of one embodiment may be configured to display images or video. The display module 204 according to an embodiment may also display a graphical user interface (GUI) of an app (or application program) being executed. The display module 204 according to an embodiment may receive a touch input through a touch sensor. For example, the display module 204 may receive text input through a touch sensor of an on-screen keyboard area displayed in the display module 204 .

The memory 207 of an embodiment may store a client module 209 , a software development kit (SDK) 208 , and a plurality of apps 210 . The client module 209 and the SDK 208 may constitute a framework (or solution program) for performing general-purpose functions. In addition, the client module 209 or SDK 208 may configure a framework for processing user input (eg, voice input, text input, touch input).

The plurality of apps 210 in the memory 207 according to an embodiment may be programs for performing designated functions. According to an embodiment, the plurality of apps 210 may include a first app 210_1 and a second app 210_2. According to one embodiment, each of the plurality of apps 210 may include a plurality of operations for performing a designated function. For example, the apps may include an alarm app, a message app, and/or a schedule app. According to an embodiment, the plurality of apps 210 may be executed by the processor 203 to sequentially execute at least some of the plurality of operations.

The processor 203 according to an embodiment may control overall operations of the electronic device 201 . For example, the processor 203 may be electrically connected to the communication interface 202, the microphone 206, the speaker 205, and the display module 204 to perform a designated operation.

The processor 203 of one embodiment may also execute a program stored in the memory 207 to perform a designated function. For example, the processor 203 may execute at least one of the client module 209 and the SDK 208 to perform the following operation for processing user input. The processor 203 may control the operation of the plurality of apps 210 through the SDK 208 , for example. The following operations described as operations of the client module 209 or SDK 208 may be operations performed by the processor 203 .

The client module 209 of one embodiment may receive user input. For example, the client module 209 may receive a voice signal corresponding to a user's speech sensed through the microphone 206 . Alternatively, the client module 209 may receive a touch input detected through the display module 204 . Alternatively, the client module 209 may receive text input sensed through a keyboard or an on-screen keyboard. In addition to this, various types of user input detected through an input module included in the electronic device 201 or an input module connected to the electronic device 201 may be received. The client module 209 may transmit the received user input to the intelligent server 290 . The client module 209 may transmit status information of the electronic device 201 to the intelligent server 290 together with the received user input. The state information may be, for example, execution state information of an app.

The client module 209 according to an embodiment may receive a result corresponding to the received user input. For example, the client module 209 may receive a result corresponding to the received user input when the intelligent server 290 can calculate a result corresponding to the received user input. The client module 209 may display the received result on the display module 204 . In addition, the client module 209 may output the received result as audio through the speaker 205 .

The client module 209 according to an embodiment may receive a plan corresponding to the received user input. The client module 209 may display on the display module 204 results of executing a plurality of operations of the app according to the plan. For example, the client module 209 may sequentially display execution results of a plurality of operations on the display module 204 and output audio through the speaker 205 . For another example, the electronic device 201 may display on the display module 204 only some results of executing a plurality of operations (eg, the result of the last operation), and output audio through the speaker 205. can

According to one embodiment, the client module 209 may receive a request for obtaining information necessary for calculating a result corresponding to a user input from the intelligent server 290 . According to one embodiment, the client module 209 may transmit the necessary information to the intelligent server 290 in response to the request.

The client module 209 of one embodiment may transmit information as a result of executing a plurality of operations according to a plan to the intelligent server 290 . The intelligent server 290 can confirm that the received user input has been properly processed using the result information.

The client module 209 of an embodiment may include a voice recognition module. According to an embodiment, the client module 209 may recognize a voice input that performs a limited function through the voice recognition module. For example, the client module 209 may execute an intelligent app for processing voice input to perform an organic action through a designated input (eg, wake up!).

The intelligent server 290 according to an embodiment may receive information related to a user's voice input from the electronic device 201 through a communication network. According to an embodiment, the intelligent server 290 may change data related to the received voice input into text data. According to an embodiment, the intelligent server 290 may generate a plan for performing a task corresponding to a user voice input based on the text data.

According to one embodiment, the plan may be generated by an artificial intelligent (AI) system. The artificial intelligence system may be a rule-based system, a neural network-based system (e.g., a feedforward neural network (FNN)), a recurrent neural network (RNN) ))) could be. Alternatively, it may be a combination of the foregoing or other artificially intelligent systems. According to one embodiment, a plan may be selected from a set of predefined plans or may be generated in real time in response to a user request. For example, an artificial intelligence system may select at least one of a plurality of predefined plans.

The intelligent server 290 according to an embodiment may transmit a result according to the generated plan to the electronic device 201 or transmit the generated plan to the electronic device 201 . According to an embodiment, the electronic device 201 may display a result according to the plan on the display module 204 . According to an embodiment, the electronic device 201 may display a result of executing an operation according to a plan on the display module 204 .

The intelligent server 290 of an embodiment includes a front end 215, a natural language platform 220, a capsule DB 230, an execution engine 240, It may include an end user interface 250 , a management platform 260 , a big data platform 270 , or an analytic platform 280 .

The front end 215 according to an embodiment may receive a user input received from the electronic device 201 . The front end 215 may transmit a response corresponding to the user input.

According to one embodiment, the natural language platform 220 includes an automatic speech recognition module (ASR module) 221, a natural language understanding module (NLU module) 223, a planner module ( planner module 225, a natural language generator module (NLG module) 227, or a text to speech module (TTS module) 229.

The automatic voice recognition module 221 according to an embodiment may convert voice input received from the electronic device 201 into text data. The natural language understanding module 223 according to an embodiment may determine the user's intention using text data of voice input. For example, the natural language understanding module 223 may determine the user's intention by performing syntactic analysis or semantic analysis on user input in the form of text data. The natural language understanding module 223 of an embodiment identifies the meaning of a word extracted from a user input using linguistic features (eg, grammatical elements) of a morpheme or phrase, and matches the meaning of the identified word to the intention of the user. intention can be determined.

The planner module 225 according to an embodiment may generate a plan using the intent and parameters determined by the natural language understanding module 223 . According to an embodiment, the planner module 225 may determine a plurality of domains required to perform a task based on the determined intent. The planner module 225 may determine a plurality of operations included in each of the determined plurality of domains based on the intent. According to an embodiment, the planner module 225 may determine parameters necessary for executing the determined plurality of operations or result values output by execution of the plurality of operations. The parameter and the resulting value may be defined as a concept of a designated format (or class). Accordingly, the plan may include a plurality of actions and a plurality of concepts determined by the user's intention. The planner module 225 may determine relationships between the plurality of operations and the plurality of concepts in stages (or hierarchically). For example, the planner module 225 may determine an execution order of a plurality of operations determined based on a user's intention based on a plurality of concepts. In other words, the planner module 225 may determine an execution order of the plurality of operations based on parameters required for execution of the plurality of operations and results output by the execution of the plurality of operations. Accordingly, the planner module 225 may generate a plan including a plurality of operations and association information (eg, an ontology) between a plurality of concepts. The planner module 225 may generate a plan using information stored in the capsule database 230 in which a set of relationships between concepts and operations is stored.

The natural language generation module 227 according to an embodiment may change designated information into a text form. The information changed to the text form may be in the form of natural language speech. The text-to-speech conversion module 229 according to an embodiment may change text-type information into voice-type information.

According to one embodiment, some or all of the functions of the natural language platform 220 may be implemented in the electronic device 201 as well.

The capsule database 230 may store information about relationships between a plurality of concepts and operations corresponding to a plurality of domains. A capsule according to an embodiment may include a plurality of action objects (action objects or action information) and concept objects (concept objects or concept information) included in a plan. According to one embodiment, the capsule database 230 may store a plurality of capsules in the form of a concept action network (CAN). According to an embodiment, a plurality of capsules may be stored in a function registry included in the capsule database 230.

The capsule database 230 may include a strategy registry in which strategy information necessary for determining a plan corresponding to a voice input is stored. The strategy information may include reference information for determining one plan when there are a plurality of plans corresponding to user input. According to an embodiment, the capsule database 230 may include a follow-up registry in which information on a follow-up action for suggesting a follow-up action to a user in a specified situation is stored. The follow-up action may include, for example, a follow-up utterance. According to an embodiment, the capsule database 230 may include a layout registry for storing layout information of information output through the electronic device 201 . According to an embodiment, the capsule database 230 may include a vocabulary registry in which vocabulary information included in capsule information is stored. According to an embodiment, the capsule database 230 may include a dialog registry in which dialog (or interaction) information with a user is stored. The capsule database 230 may update stored objects through a developer tool. The developer tool may include, for example, a function editor for updating action objects or concept objects. The developer tool may include a vocabulary editor for updating vocabulary. The developer tool may include a strategy editor for creating and registering strategies that determine plans. The developer tool may include a dialog editor to create a dialog with the user. The developer tool may include a follow up editor that can activate follow up goals and edit follow up utterances that provide hints. The subsequent goal may be determined based on a currently set goal, a user's preference, or environmental conditions. In an embodiment, the capsule database 230 may be implemented in the electronic device 201 as well.

The execution engine 240 of one embodiment may calculate a result using the generated plan. The end user interface 250 may transmit the calculated result to the electronic device 201 . Accordingly, the electronic device 201 may receive the result and provide the received result to the user. The management platform 260 of one embodiment may manage information used in the intelligent server 290 . The big data platform 270 according to an embodiment may collect user data. The analysis platform 280 of an embodiment may manage quality of service (QoS) of the intelligent server 290 . For example, the analytics platform 280 may manage the components and processing speed (or efficiency) of the intelligent server 290 .

The service server 300 according to an embodiment may provide a designated service (eg, food order or hotel reservation) to the electronic device 201 . According to one embodiment, the service server 300 may be a server operated by a third party. The service server 300 of one embodiment may provide information for generating a plan corresponding to the received user input to the intelligent server 290 . The provided information may be stored in the capsule database 230. In addition, the service server 300 may provide result information according to the plan to the intelligent server 290.

In the integrated intelligent system 20 described above, the electronic device 201 may provide various intelligent services to the user in response to user input. The user input may include, for example, an input through a physical button, a touch input, or a voice input.

In one embodiment, the electronic device 201 may provide a voice recognition service through an internally stored intelligent app (or voice recognition app). In this case, for example, the electronic device 201 may recognize a user's utterance or voice input received through the microphone, and provide a service corresponding to the recognized voice input to the user. .

In an embodiment, the electronic device 201 may perform a specified operation alone or together with the intelligent server and/or service server based on the received voice input. For example, the electronic device 201 may execute an app corresponding to the received voice input and perform a designated operation through the executed app.

In one embodiment, when the electronic device 201 provides a service together with the intelligent server 290 and/or the service server 300, the electronic device 201 uses the microphone 206 to provide a user Speech may be detected, and a signal (or voice data) corresponding to the detected user utterance may be generated. The electronic device 201 may transmit the voice data to the intelligent server 290 through the communication interface 202 .

As a response to the voice input received from the electronic device 201, the intelligent server 290 according to an embodiment performs a plan for performing a task corresponding to the voice input or an operation according to the plan. can produce results. The plan may include, for example, a plurality of operations for performing a task corresponding to a user's voice input, and a plurality of concepts related to the plurality of operations. The concept may define parameters input to the execution of the plurality of operations or result values output by the execution of the plurality of operations. The plan may include information related to a plurality of operations and a plurality of concepts.

The electronic device 201 according to an embodiment may receive the response using the communication interface 202 . The electronic device 201 outputs a voice signal generated inside the electronic device 201 to the outside using the speaker 205 or displays an image generated inside the electronic device 201 using the display module 204. Can be output externally.

3 is a diagram illustrating a form in which relationship information between a concept and an operation is stored in a database according to various embodiments of the present disclosure.

The capsule database (eg, the capsule database 230) of the intelligent server 290 may store capsules in the form of a concept action network (CAN) 400. The capsule database may store an operation for processing a task corresponding to a user's voice input and parameters necessary for the operation in the form of a concept action network (CAN).

The capsule database may store a plurality of capsules (capsule (A) 401 and capsule (B) 404) corresponding to each of a plurality of domains (eg, applications). According to an embodiment, one capsule (eg, capsule(A) 401) may correspond to one domain (eg, location (geo), application). Also, one capsule may correspond to at least one service provider (eg, CP 1 402 or CP 2 403) for performing a function for a domain related to the capsule. According to an embodiment, one capsule may include at least one operation 410 and at least one concept 420 for performing a designated function.

The natural language platform 220 may create a plan for performing a task corresponding to a received voice input using a capsule stored in a capsule database. For example, the planner module 225 of the natural language platform may generate a plan using capsules stored in a capsule database. For example, plan 470 is created using operations 4011, 4013 and concepts 4012, 4014 of capsule A 401 and operation 4041 and concept 4042 of capsule B 404. can do.

4 is a diagram illustrating a screen on which an electronic device processes a voice input received through an intelligent app according to various embodiments of the present disclosure.

The electronic device 201 may execute an intelligent app to process user input through the intelligent server 290 .

According to one embodiment, in screen 310, when the electronic device 201 recognizes a designated voice input (eg, wake up!) or receives an input through a hardware key (eg, a dedicated hardware key), the electronic device 201 processes the voice input. You can run intelligent apps for The electronic device 201 may, for example, execute an intelligent app in a state in which a schedule app is executed. According to an embodiment, the electronic device 201 may display an object (eg, icon) 311 corresponding to an intelligent app on the display module 204 . According to an embodiment, the electronic device 201 may receive a voice input caused by a user's speech. For example, the electronic device 201 may receive a voice input saying “tell me this week's schedule!”. According to an embodiment, the electronic device 201 may display a user interface (UI) 313 (eg, an input window) of an intelligent app displaying text data of the received voice input on the display module 204 .

According to an embodiment, on screen 320, the electronic device 201 may display a result corresponding to the received voice input on the display module 204. For example, the electronic device 201 may receive a plan corresponding to the received user input and display 'this week's schedule' on the display module 204 according to the plan.

5 is a diagram for explaining a concept in which an electronic device provides a response in response to a user's speech, according to various embodiments.

Referring to FIG. 5 , according to various embodiments, an electronic device 501 (eg, the electronic device 101 of FIG. 1 or the electronic device 201 of FIG. 2 ), a conversation system 601 (eg, the electronic device 201 of FIG. 2 ) The intelligent server 200) of the IoT server 602 is a local area network (LAN), a wide area network (WAN), a value added network (VAN), a mobile radio communication network), a satellite communication network, or a mutual combination thereof. The electronic device 501, the IoT server 602, and the conversation system 601 are wired communication methods or wireless communication methods (eg, wireless LAN (Wi-Fi), Bluetooth, Bluetooth low energy, ZigBee, Communication may be performed with each other through Wi-Fi Direct (WFD), ultra wide band (UWB), infrared data association (IrDA), and near field communication (NFC).

According to various embodiments, the electronic device 501 may include a smartphone, a tablet personal computer (PC), a mobile phone, a speaker (eg, an AI speaker), a video phone, and an e-book reader (e-book reader). book reader), desktop PC (desktop personal computer), laptop PC (laptop personal computer), netbook computer, workstation, server, PDA (personal digital assistant), PMP (portable multimedia player), MP3 player It may be implemented as at least one of a player, a mobile medical device, a camera, or a wearable device.

According to various embodiments, the electronic device 501 may obtain a voice signal from a user's speech and transmit the voice signal to the dialog system 601 . The voice signal may be converted into computer-readable text by the electronic device 501 performing automatic speech recognition (ASR) on the user's utterance. The dialog system 601 analyzes the user's utterance using a voice signal, and uses the analysis result (eg, intent, entity, and/or capsule) to provide a response (eg, answer) to a device (eg, an answer) to be provided to the user. : may be provided to the electronic device 501). The dialog system 601 may be implemented in software. Some and/or all of the dialog system 601 may be implemented in the electronic device 501 and/or an intelligent server (eg, the intelligent server 200 of FIG. 2 ).

According to various embodiments, the IoT server 602 may provide device information (eg, device ID, device type, function performance capability information, location information (eg, electronic device 501) on a device possessed by a user (eg, the electronic device 501). registration location information) or state information) may be obtained, stored, and managed. The electronic device 501 may be a device pre-registered in the IoT server 602 in relation to user account information (eg, user ID).

According to various embodiments, among device information, function performance capability information may be information about a function of a device predefined to perform an operation. For example, if the device is an air conditioner, the air conditioner's ability to perform functions may indicate functions such as temperature up, temperature down, or air purification, and if the device is a speaker, volume up, volume down, or music playback. It can represent functions such as (play). Among the device information, location information (eg, registration location information) is information indicating the location (eg, registration location) of the device, and may include a name of a place where the device is located and a location coordinate value indicating the location of the device. For example, the location information of the device may include a name indicating a designated place in the house, such as a room or a living room, or a name of a place such as a house or an office. For example, the location information of the device may include geofence information. Among the device information, the state information of the device may be, for example, information indicating the current state of the device including at least one of power on/off information and currently running operation information.

According to various embodiments, the IoT server 602 may obtain, determine, or generate a control command capable of controlling the device by utilizing stored device information. The IoT server 602 may transmit a control command to a device determined to perform an operation based on the operation information. The IoT server 602 may receive a result of performing an operation according to a control command from the device that performed the operation. The IoT server 602 may be configured as an independent hardware device from an intelligent server (eg, the intelligent server 200 of FIG. 2 ), but is not limited thereto. The IoT server 602 may be a component of an intelligent server (eg, the intelligent server 200 of FIG. 2 ) or a server designed to be divided into software.

According to various embodiments, the electronic device 501 provides text that can be uttered in various ways based on a user context meaning a user's situation (eg, a situation in which a contact app is running), a basic language model, and a user language model. Example: An automatic speech recognition (ASR) language model including information on a plurality of candidate transliterations (eg, Eun Kim, Eun Eun Kim) of 金銀 may be generated. The electronic device 501 may update the user language model in response to a case in which the user's utterance (eg, "Call Eun Kim") matches one of a plurality of candidate transliterations, and the updated user language model. Based on this, a response (eg, "I can call Eun Kim") corresponding to the user's speech (eg, "Call Eun Kim") may be provided.

According to various embodiments, the electronic device 501 receives a user's utterance (eg, "Call Eun Kim") expressing text (eg, 金銀) in a first language in a second language, and receives text (eg, "Call Eun Kim"). Recognize an utterance (e.g., "Call Kim Eun") based on an ASR language model that includes multiple candidate transliterations (e.g., Eun Kim, Eun Eun Kim) of the second language transliteration of 金銀. You can provide a response (e.g. "You can call Eun Kim"). The first language and the second language may be different or the same.

6 is a schematic block diagram of an electronic device according to various embodiments.

Referring to FIG. 6 , according to various embodiments, an electronic device 501 includes a user context (eg, game app execution, contact app execution, video streaming service execution), a basic language model, and a user language. Based on a customized language model, multiple candidate transliterations for texts that can be uttered in various ways (e.g. numbers and/or text expressed in a language not specified by the user (e.g. loanwords, Chinese characters)) (e.g. : Generates an ASR language model containing information about the transliteration expressed in the language specified by the user (eg, native language), and updates the user language model in response to a case in which the user's utterance matches one of a plurality of candidate transliterations. can do. In addition, the electronic device 501 provides a response corresponding to the user's utterance (eg, a response in which text that can be uttered in various ways is uttered in the same way as the user's utterance method) based on the updated user language model. sensory performance can be improved.

According to various embodiments, the electronic device 501 includes a processor 510 (eg, the processor 120 of FIG. 1 and the processor 203 of FIG. 2 ) and a memory 530 electrically connected to the processor 510 (eg, the processor 120 of FIG. 1 ). : The memory 130 of FIG. 1 and the memory 207 of FIG. 2) may be included. ASR language model 521, ASR module (automatic speech recognition module) 522 (eg, automatic speech recognition module 221 of FIG. 2), NLU module (natural language understanding module) 523 (eg, FIG. 2 The natural language understanding module 223), the TTS module (text to speech module) 524 (eg, the text-to-speech module of FIG. 2), and the TTS language model 525 are executable by the processor 510, and memory Program code including instructions storable in 530, application, algorithm, routine, set of instructions, or artificial intelligence learning model It may consist of one or more. In addition, one or more of the ASR language model 521, the ASR module 522, the NLU module 523, the TTS module 524, and the TTS language model 525 may be implemented by hardware or a combination of hardware and software, It may be implemented in an intelligent server (eg, the intelligent server 200 of FIG. 2 ). The memory 530 includes data and/or instructions executed by the processor 510 (eg, a personal data sync service (PDSS 531), a basic language model 532, a user language model 533, and a transliteration model 534). ) (transliteration model) may be stored, and data and/or instructions stored in the memory 530 may be stored in the intelligent server 200.

According to various embodiments, the ASR language model 521 may include a phoneme-to-grapheme model and/or an inverse text normalization model, and the received from the user It can contribute to converting voice input into text data. The ASR language model 521 may include information about a plurality of candidate transliterations for texts that can be uttered in various ways. The ASR language model 521 may be a basis for determining the priority of a plurality of candidate phonetic ranges for texts that may be uttered in various ways, and the priority may be based on matching frequencies of phonemes.

According to various embodiments, the ASR module 522 may perform a voice input received from a user (eg, information about text that can be uttered in various ways) based on information about a plurality of candidate vocal ranges included in the ASR language model 521. voice input) may be recognized, and the recognized voice input may be converted into text data.

According to various embodiments, the NLU module 523 may determine the user's intention using text data of the voice input. For example, the NLU module 523 may perform syntactic analysis or semantic analysis on user input in the form of text data to determine the user's intention.

According to various embodiments, the TTS module 524 may change text-type information into voice-type information based on the transliteration-related information included in the TTS language model 525 .

According to various embodiments, the TTS language model 525 may include a grapheme-to-phoneme model and/or a text normalization model, and may include text that can be uttered in various ways. It may include information about the vocal range (eg, the vocal range of the user's utterance).

According to various embodiments, a personal data sync service (PDSS) 531 stores personal data of a user, and may store contacts, installed applications, and short commands.

According to various embodiments, the basic language model 532 expresses the characteristics of a language used by the public, and may be obtained by assigning probability values to components constituting the language (eg, letters, morphemes, and words). The basic language model 532 may support a typical speech method for a specified component at a specified point in time based on data (eg, a public speaking method) on the component of language.

According to various embodiments, the user language model 533 expresses the characteristics of the language used by the user, and may be obtained by assigning probability values to components constituting the language (eg, letters, morphemes, and words). The user language model 533 may support user-customized speech for a specified component at a specified point in time based on data on language components (eg, a user's speech method). For example, the user language model 533 may generate a user-customized utterance (eg, 't') for a designated component at a designated point in time based on the user's utterance method for the word water (eg, water, water, and worr). Speech with 'T' or 'T' with 'ㄹ') can be supported.

According to various embodiments, the transliteration model 534 is learned based on training data, and a plurality of candidate transliterations (eg, a second language (eg, a second language Example: a plurality of candidate phonetic ranges each composed of at least one different phoneme or syllable may be generated as being expressed in a language specified by the user.

According to various embodiments, the processor 510 may obtain texts that may be uttered by the user in the context of the user, select texts that may be uttered in various ways, and may be uttered in various ways among the texts. It can generate many suitable candidate transliterations for the text in which it exists. Hereinafter, an operation of the processor 510 to generate a plurality of candidate voice ranges will be described in detail.

7 illustrates an example of a plurality of candidate sound ranges generated by an electronic device according to various embodiments.

Referring to (a) of FIG. 7 , according to various embodiments, the vocal range model 534 generates a plurality of candidate vocal ranges (eg, bang, bang) for text (eg, BANG) that can be uttered in various ways. can The text that can be uttered in various ways (eg, BANG) may be text composed of a first language (eg, numbers and/or a language not specified by a user (eg, English)), and a plurality of candidate transliterations may be a second language. (eg, a language designated by the user (eg, Korean)), each of which may be composed of at least one different phoneme or syllable.

Referring to (b) of FIG. 7 , according to various embodiments, the transliteration model 534 is a plurality of candidate transliterations (eg, descendants, descendants, Jason) for texts (eg, Jason) that can be uttered in various ways. can create

Referring to (c) of FIG. 7 , according to various embodiments, the vocal range model 534 includes a plurality of candidate vocal ranges (eg, angel, Ilgongsa, Wonsau) for text (eg, 1004) that can be uttered in various ways. ) can be created.

Referring to (d) of FIG. 7 , according to various embodiments, the transliteration model 534 selects a plurality of candidate transliterations (eg, Kim Eun, Gold & Silver) for texts that can be uttered in various ways (eg, Kim, Silver). It may be generated and may be learned based on learning data.

8 is a diagram for explaining an operation of learning a vocal range model by an electronic device according to various embodiments.

According to various embodiments, a processor (eg, the processor 510 of FIG. 6 ) may train a vocal range model (eg, the vocal range model 534 of FIG. 6 ) based on the training data 804 . The training data 804 may include a raw corpus 801 (eg, a script corpus) and a transliteration range of the raw corpus, and may be obtained from the phonetic sequence prediction model 802 and the phoneme conversion model 803 there is.

Referring to (a) of FIG. 8 , according to various embodiments, a processor 510 inputs a raw corpus 801 to a pronunciation sequence prediction model 802 to acquire pronunciation of the raw corpus, and a phoneme conversion model 803 ) to obtain a grapheme converted into a language designated by the user (eg, Korean), thereby obtaining the transliteration range of the original corpus.

Referring to (b) of FIG. 8 , according to various embodiments, the processor 510 may train a pronunciation sequence prediction model 802 based on a pronunciation dictionary 810 (eg, an English word pronunciation dictionary).

According to various embodiments, the processor 510 may train a plurality of pronunciation sequence prediction models (not shown) based on pronunciation dictionaries of various languages, and each of the plurality of pronunciation sequence prediction models and the plurality of pronunciation sequence prediction models Based on a plurality of corresponding phoneme conversion models (not shown), transliteration learning data of various languages may be obtained. The processor 510 may learn a plurality of transliteration models (not shown) based on training data of various languages, and the processor 510 may learn a language not specified by the user (eg, English) based on each of the plurality of transliteration models. , Greek, Latin, Chinese) text can be transliterated into a language specified by the user (eg Korean).

9 is a diagram for explaining an operation of determining the priority of a plurality of candidate phonemes based on phoneme matching frequencies by an electronic device according to various embodiments.

Referring to (a) of FIG. 9 , according to various embodiments, an electronic device (eg, the electronic device 501 of FIG. 5 ) may store phoneme matching frequencies. For example, the electronic device 501 matches the phoneme (eg, 't' in computer) based on the user's utterance (eg, "connect the computer screen to a TV") (eg, 't' is 't'). matched to 'd'), and based on the user's utterance (eg, "Find the phone number of Director Kim in the company database"), phonemes (eg, 't' in the database, 's' in the database) ) matching frequency (eg, 't' matches 'ㄹ', 's' matches 'ㅆ').

Referring to (b) of FIG. 9 , according to various embodiments, the transliteration model 534 is a plurality of candidate transliterations (eg, See U Later) for a text that can be uttered in various ways (eg, See U Later). C. U. Larra, C. U. Rater, and C. U. Rater) may be generated, and the electronic device 501 may determine the priority of the plurality of candidate phonemes based on the matching frequencies of phonemes. For example, for a user who frequently utters 't' as 'ㄹ', the electronic device 501 prioritizes 'See U Later' and 'See U Later' as 'See U Later' candidates. It can be set higher than the priority of 'CU Rater' and 'CU Rater'.

10 illustrates an example in which an electronic device recognizes a user's speech and provides a response based on a user context, according to various embodiments.

Referring to FIG. 10 , according to various embodiments, a processor (eg, the processor 510 of FIG. 6 ) may process a text (eg, Bang, John that is likely to be uttered by the user) in a user situation (eg, running a contact app). , Jason, Larry Heck, Kim Chul-soo, and Kim and Silver), texts that can be uttered in various ways (eg, Bang, John, Jason, Larry Heck, and Gold and Silver) can be selected. Text that can be uttered in various ways may be numbers and/or text expressed in a language not designated by the user (eg, English or Chinese characters). The processor 510 generates an ASR language model 521 including information about a plurality of candidate transliterations (eg, candidate transliterations of Bang and candidate transliterations of Kim Eun/Geumeun) for the selected text. can The processor 510 generates a user language model 533 in response to a case in which the user's utterance (eg, "Call Eun Kim") matches one of a plurality of candidate transliterations (eg, the transliteration of Kim Eun Kim). can be updated. In response to the user's speech (eg, "Call Eun Kim"), the processor 510 transmits text that can be uttered in various ways (eg, Kim Eun, which can be uttered as Kim Eun or Gold Silver) to the user's speech. It can be uttered in the same way (e.g. utter gold as Kim Eun) and provide a response to the user (e.g. "I am calling Kim Eun").

According to various embodiments, the processor 510 generates a plurality of candidate transliteration ranges for text that can be uttered in various ways based on a user context meaning a user's situation, a basic language model, and a user language model, and A technique for updating a user language model in response to a case in which an utterance matches one of a plurality of candidate transliteration ranges may be provided. In addition, the processor 510 may improve the user's sensory performance by performing user-customized voice recognition and voice utterance based on the updated user language model.

11 illustrates an example in which an electronic device recognizes a user's utterance based on a user language model and provides a response, according to various embodiments.

Referring to (a) of FIG. 11 , according to various embodiments, a processor (eg, the processor 510 of FIG. 6 ) responds to a user's speech (eg, "Play Mr. Speak text that can be uttered (e.g., later that can be uttered as la la or later) in the same way as the user utters it (e.g., speak later as la la) and respond to the user (e.g., "C. to play") can be provided.

Referring to (b) of FIG. 11 , according to various embodiments, the processor 510 responds to a user's speech (eg, "play Mr. U. You can utter later), which can be uttered as la or later, in the same way the user utters it (eg, utter later as later), and provide a response to the user (eg, "Play Mr. u-later").

According to various embodiments, the processor 510 recognizes a user-customized voice based on an updated user language model in response to a case in which one of a plurality of candidate vocal ranges for text that can be uttered in various ways matches the user's utterance. And by performing the voice speech, it is possible to improve the user's sensory performance.

12 is a flowchart illustrating an example of a method of operating an electronic device according to various embodiments.

Operations 1210 to 1230 may be sequentially performed, but are not necessarily sequentially performed. For example, the order of each operation 1210 to 1230 may be changed, or at least two operations may be performed in parallel.

In operation 1210, a processor (eg, the processor 510 of FIG. 6 ) selects a plurality of candidates for text that can be uttered in various ways based on the user context meaning the user's situation, the basic language model, and the user language model. An automatic speech recognition (ASR) language model including information about transliteration may be generated.

In operation 1230, the processor 510 may update the user language model in response to a case in which the user's utterance matches one of a plurality of candidate vocal ranges.

13 is a flowchart illustrating another example of a method of operating an electronic device according to various embodiments.

Operations 1310 to 1330 may be sequentially performed, but are not necessarily sequentially performed. For example, the order of each operation 1310 to 1330 may be changed, or at least two operations may be performed in parallel.

In operation 1310, a processor (eg, the processor 510 of FIG. 6 ) may receive a user's utterance expressing a text composed of a first language in a second language.

In operation 1330, the processor 510 may recognize the user's utterance and provide a response based on the ASR language model including information on a plurality of candidate transliteration ranges obtained by transliterating the text into the second language.

An electronic device (eg, the electronic device 501 of FIG. 5 ) according to various embodiments includes a memory including instructions and a processor electrically connected to the memory and executing the instructions, and configured to perform the instructions by the processor. When the instructions are executed, the processor performs ASR including information about a user context meaning a user's situation, a basic language model, and a plurality of candidate transliteration ranges for text that can be uttered in various ways based on the user language model. An automatic speech recognition (automatic speech recognition) language model may be generated, and the user language model may be updated in response to a case in which the user's utterance matches one of the plurality of candidate transliterations.

According to various embodiments, the processor may provide a response corresponding to the user's utterance based on the updated user language model.

According to various embodiments, the plurality of candidate phonetic ranges are expressed in a language designated by the user, each of which is composed of at least one different phoneme or syllable, and the text includes numbers or non-designated syllables. It may include at least one of texts expressed in a language.

According to various embodiments, the processor may select texts that can be uttered in various ways among texts that are likely to be uttered by the user in the user's situation, and generate a plurality of candidate vocal ranges for the selected text. .

According to various embodiments, the processor may acquire the plurality of candidate voice ranges by inputting the selected text into a voice range model learned based on training data.

According to various embodiments, the training data includes a raw corpus and a transliteration of the raw corpus, and the processor obtains a pronunciation of the raw corpus by inputting the raw corpus to a pronunciation sequence prediction model, and a phoneme conversion model. The transliteration range of the original corpus may be obtained by inputting the pronunciation to and acquiring grapheme converted into a language specified by the user.

According to various embodiments, the processor converts the user's utterance into text data, performs an operation of matching the text data and the plurality of candidate voice ranges, and converts the text data into one of the plurality of candidate voice ranges. If matched, the user language model may be updated by determining the matched candidate transliteration range as the correct answer for the text that can be uttered in various ways.

According to various embodiments, the processor may provide a response in which the variously utterable texts are uttered identically to the correct answer in response to the user's utterance.

According to various embodiments, the processor may determine the priority of the plurality of candidate phonemes based on phoneme matching frequencies.

An electronic device 501 according to various embodiments includes a memory including instructions; and a processor electrically connected to the memory and configured to execute the instructions, wherein when the instructions are executed by the processor, the processor receives a user's utterance expressing a text composed of a first language in a second language. Recognizes the utterance and provides a response based on an ASR language model including information about a plurality of candidate transliteration ranges obtained by transliterating the text into the second language.

According to various embodiments, the ASR language model is generated based on a user context meaning a user's situation, a basic language model, and a user language model, and the user language model is It may be updated in response to matching with one of the candidate vocal ranges.

According to various embodiments, the first language includes at least one of a number or a language not designated by the user, the second language is a language designated by the user, and the plurality of candidate transliteration ranges includes the first language. It can be expressed in two languages, each composed of at least one different phoneme or syllable.

According to various embodiments, the processor may select text composed of the first language from among texts likely to be uttered by the user in the user's situation, and generate a plurality of candidate transliteration ranges for the selected text. .

According to various embodiments, the processor may acquire the plurality of candidate voice ranges by inputting the selected text into a voice range model learned based on training data. electronic device.

According to various embodiments, the training data includes a raw corpus and a transliteration of the raw corpus, and the processor obtains a pronunciation of the raw corpus by inputting the raw corpus to a pronunciation sequence prediction model, and a phoneme conversion model. The transliteration range of the original corpus may be obtained by inputting the pronunciation to and acquiring grapheme converted into a language specified by the user.

According to various embodiments, the processor converts the user's utterance into text data, performs an operation of matching the text data and the plurality of candidate voice ranges, and converts the text data into one of the plurality of candidate voice ranges. If matched, the user language model may be updated by determining the matched candidate transliteration range as the correct answer for the text composed of the first language.

According to various embodiments, in response to the user's utterance, the processor may provide a response in which the text composed of the first language is uttered identically to the correct answer.

According to various embodiments, the processor may determine the priority of the plurality of candidate phonemes based on phoneme matching frequencies.

An operating method of an electronic device 501 according to various embodiments relates to a plurality of candidate transliteration ranges for text that can be uttered in various ways based on a user context meaning a user's situation, a basic language model, and a user language model. An operation of generating an ASR language model including information and an operation of updating the user language model in response to a case in which the user's utterance matches one of the plurality of candidate vocal ranges.

According to various embodiments, the operating method of the electronic device 501 may further include providing a response corresponding to the user's utterance based on the updated user language model.

501: electronic device
601: dialogue system
602: IoT server

Claims (20)

In electronic devices,
memory containing instructions; and
a processor electrically connected to the memory and configured to execute the instructions;
When the instructions are executed by the processor, the processor:
Generates an automatic speech recognition (ASR) language model including information about a plurality of candidate transliterations for text that can be uttered in various ways based on the user context representing the user's situation, the basic language model, and the user language model. do,
Updating the user language model in response to a case in which the user's utterance matches one of the plurality of candidate vocal ranges;
electronic device.
According to claim 1,
the processor,
Providing a response corresponding to the user's utterance based on the updated user language model;
electronic device.
According to claim 1,
The plurality of candidate vocal ranges,
Expressed in the language specified by the user, each composed of at least one different phoneme or syllable,
The text is
Including at least one of numbers or text expressed in a language not specified by the user,
electronic device.
According to claim 1,
the processor,
Selecting texts that can be uttered in various ways among texts that are likely to be uttered by the user in the user's situation;
generating a plurality of candidate transliterations for the selected text;
electronic device.
According to claim 4,
the processor,
Acquiring the plurality of candidate voice ranges by inputting the selected text into a voice range model learned based on training data;
electronic device.
According to claim 5,
The learning data,
comprising a primitive corpus and a transliteration of the primitive corpus;
the processor,
Obtaining a phonetic range of the original corpus by inputting the original corpus to a pronunciation sequence prediction model to obtain a pronunciation of the original corpus, and inputting the pronunciation to a phoneme conversion model to obtain grapheme converted into a language designated by the user,
electronic device.
According to claim 1,
the processor,
converting the user's utterance into text data;
performing an operation of matching the text data and the plurality of candidate vocal ranges;
When the text data matches one of the plurality of candidate vocal ranges, updating the user language model by determining the matched candidate vocal range as the correct answer for the text that can be uttered in various ways.
electronic device.
According to claim 7,
the processor,
In response to the user's utterance, providing a response in which the text that can be uttered in various ways is uttered identically to the correct answer.
electronic device.
According to claim 1,
the processor,
determining the priority of the plurality of candidate phonemes based on the matching frequency of phonemes;
electronic device.
In electronic devices,
memory containing instructions; and
a processor electrically connected to the memory and configured to execute the instructions;
When the instructions are executed by the processor, the processor:
Receiving a user's utterance expressing a text composed of a first language in a second language;
Recognizing the utterance and providing a response based on an ASR language model including information about a plurality of candidate transliterations of the text in a second language,
electronic device.
According to claim 10,
The ASR language model,
It is created based on a user context meaning a user's situation, a basic language model, and a user language model,
The user language model,
Updated in response to when the user's utterance matches one of the plurality of candidate vocal ranges,
electronic device.
According to claim 10,
The first language,
Contains at least one of a number or a language not specified by the user;
The second language,
the language specified by the user;
The plurality of candidate vocal ranges,
as expressed in said second language, each consisting of at least one different phoneme or syllable;
electronic device.
According to claim 9,
the processor,
Selecting text composed of the first language from among texts likely to be uttered by the user in the user's situation;
generating a plurality of candidate transliterations for the selected text;
electronic device.
According to claim 13,
the processor,
Acquiring the plurality of candidate voice ranges by inputting the selected text into a voice range model learned based on training data;
electronic device.
According to claim 14,
The learning data,
comprising a primitive corpus and a transliteration of the primitive corpus;
the processor,
Obtaining a phonetic range of the original corpus by inputting the original corpus to a pronunciation sequence prediction model to obtain a pronunciation of the original corpus, and inputting the pronunciation to a phoneme conversion model to obtain grapheme converted into a language designated by the user,
electronic device.
According to claim 11,
the processor,
converting the user's utterance into text data;
performing an operation of matching the text data and the plurality of candidate vocal ranges;
updating the user language model by determining the matched candidate transliteration range as a correct answer to the text composed of the first language when the text data matches one of the plurality of candidate transliterations;
electronic device.
According to claim 16,
the processor,
In response to the user's utterance, providing a response in which the text composed of the first language is uttered identically to the correct answer.
electronic device.
According to claim 10,
the processor,
determining the priority of the plurality of candidate phonemes based on the matching frequency of phonemes;
electronic device
In the operating method of the electronic device,
generating an ASR language model including information about a plurality of candidate transliteration ranges for text that can be uttered in various ways based on a user context meaning a user's situation, a basic language model, and the user language model; and
Updating the user language model in response to a case in which the user's utterance matches one of the plurality of candidate vocal ranges.
Including, the operating method of the electronic device.
According to claim 19,
An operation of providing a response corresponding to the user's utterance based on the updated user language model
Further comprising a method of operating an electronic device.

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