# US 12,112,745 B2 · Electronic device and control method thereof > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,112,745 B2 - Document ID: US12112745B2 - Status: Granted - Kind: B2 - Application number: 17/292,116 - Filed: 2019-09-09 - Published: 2021-12-23 - Granted: 2024-10-08 - Earliest claimed: 2018-11-08 - Assignees: Samsung Electronics Co., Ltd. - Applicants: Samsung Electronics Co., Ltd. - Inventors: Jisun Park; Minjin Rho - Web page: https://patentgrep.com/patent/US12112745B2 ## CPC - G06F 3/167: {Audio in a user interface, e.g. using voice commands for navigating, audio feedback} - G10L 15/22: Procedures used during a speech recognition process, e.g. man-machine dialogue - G06F 40/56: Natural language generation - G10L 15/01: Assessment or evaluation of speech recognition systems - G10L 17/26: Recognition of special voice characteristics, e.g. for use in lie detectors; Recognition of animal voices - G10L 2015/223: {Execution procedure of a spoken command} - G10L 2015/227: {of the speaker; Human-factor methodology} - G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N) - G10L: SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING ## Abstract An electronic device is disclosed. The present electronic device comprises: a voice receiving unit; and a processor, wherein the processor: when a user's voice is received through the voice receiving unit, determines an accumulation level of utterance history information corresponding to the characteristics of the user's voice; when the accumulation level of utterance history information is below a predetermined threshold level, provides response information corresponding to the user's voice on the basis of user information related to the characteristics of the user's voice; and when the accumulation level of utterance history information is equal to or higher than the predetermined threshold level, provides response information corresponding to the user's voice on the basis of the user information and the utterance history information. ## Claims ### Claim 1 An electronic device comprising: a speech receiver; and a processor configured to: based on a user's speech being received via the speech receiver, identify an accumulation level of utterance history information corresponding to characteristics of the user's speech; based on the accumulation level of the utterance history information being lower than a predetermined threshold level, provide response information corresponding to the user's speech based on user information related to the characteristics of the user's speech; and based on the accumulation level of the utterance history information being equal to or higher than the predetermined threshold level, provide response information corresponding to the user's speech based on the user information and the utterance history information, wherein the user information comprises information on an aqe group of a user who utters the user's speech, wherein the processor is configured to: based on the age group being equal to or higher than a predetermined threshold age, operate in a speech recognition mode during a predetermined time from when a user's speech for triggering the speech recognition mode of the electronic device is received; and based on the age group being lower than the predetermined threshold age, extend the predetermined time. ### Claim 2 (depends on 1) The electronic device according to claim 1, wherein the user information comprises information on sex of the user who utters the user's speech, and wherein the processor is configured to, based on the user's speech being received, obtain the response information corresponding to the user's speech, and provide response information by changing the obtained response information according to the at least one of the information on sex and the information on the age group. ### Claim 3 (depends on 1) The electronic device according to claim 1, wherein the utterance history information comprises information on a user's speech related to a content, and wherein the processor is configured to provide the response information corresponding to the user's speech by using a content included in the utterance history information. ### Claim 4 (depends on 1) The electronic device according to claim 1, wherein the utterance history information comprises information on a number of times that a subsequent speech is not received during a predetermined time from when a user's speech for triggering a speech recognition mode of the electronic device is received, and wherein the processor is configured to: based on the user's speech being received, identify the number of times that the subsequent speech is not received based on the utterance history information corresponding to the characteristics of the user's speech; and based on the number of times that the subsequent speech is not received being equal to or more than a predetermined number of times, extend the predetermined time. ### Claim 5 An electronic device comprising: a speech receiver; and a processor configured to: based on a user's speech being received via the speech receiver, identify an accumulation level of utterance history information corresponding to characteristics of the user's speech; based on the accumulation level of the utterance history information being lower than a predetermined threshold level, provide response information corresponding to the user's speech based on user information related to the characteristics of the user's speech; and based on the accumulation level of the utterance history information being equal to or higher than the predetermined threshold level, provide response information corresponding to the user's speech based on the user information and the utterance history information, wherein the utterance history information comprises information on a number of times of errors provided along with failure of recognition of the user's speech, and wherein the processor is configured to: based on the user's speech being received, identify the number of times of errors based on the utterance history information corresponding to the characteristics of the user's speech; and based on the number of times of errors being equal to or more than a predetermined number of times, provide guide information for speech recognition success. ### Claim 6 (depends on 5) The electronic device according to claim 5, wherein the processor is configured to provide guide information for leading to utterance of a subsequent speech after providing the response information. ### Claim 7 A method for controlling an electronic device, the method comprising: based on a user's speech being received, identifying an accumulation level of utterance history information corresponding to characteristics of the user's speech; and based on the accumulation level of the utterance history information being lower than a predetermined threshold level, providing response information corresponding to the user's speech based on user information related to the characteristics of the user's speech, and based on the accumulation level of the utterance history information being equal to or higher than the predetermined threshold level, providing response information corresponding to the user's speech based on the user information and the utterance history information, wherein the user information comprises information on an age group of a user who utters the user's speech, wherein the method further comprising, based on the age group being equal to or higher than a predetermined threshold age, operating in a speech recognition mode during a predetermined time from when a user's speech for triggering the speech recognition mode of the electronic device is received, and based on the age group being lower than the predetermined threshold age, extending the predetermined time. ### Claim 8 (depends on 7) The method according to claim 7, wherein the user information comprises at least one of information on sex of the user who utters the user's speech, and wherein the providing comprises, based on the user's speech being received, obtaining the response information corresponding to the user's speech, and providing response information by changing the obtained response information according to the at least one of the information on sex and the information on the age group. ### Claim 9 (depends on 7) The method according to claim 7, wherein the utterance history information comprises information on a user's speech related to a content, and wherein the providing comprises providing the response information corresponding to the user's speech by using a content included in the utterance history information. ### Claim 10 (depends on 7) The method according to claim 7, wherein the utterance history information comprises information on a number of times that a subsequent speech is not received during a predetermined time from when a user's speech for triggering a speech recognition mode of the electronic device is received, and wherein the control method further comprises: based on the user's speech being received, identifying the number of times that the subsequent speech is not received based on the utterance history information corresponding to the characteristics of the user's speech; and based on the number of times that the subsequent speech is not received being equal to or more than a predetermined number of times, extending the predetermined time. ### Claim 11 (depends on 7) The method according to claim 7, wherein the utterance history information comprises information on a number of times of errors provided along with failure of recognition of the user's speech, and wherein the providing comprises: based on the user's speech being received, identifying the number of times of errors based on the utterance history information corresponding to the characteristics of the user's speech; and based on the number of times of errors being equal to or more than a predetermined number of times, providing guide information for speech recognition success. ### Claim 12 (depends on 7) The method according to claim 7, further comprising: providing guide information for leading to utterance of a subsequent speech after providing the response information.