To provide a speech recognition device capable of estimating a sound collection environment in accordance with the state of a moving body, and preventing an error in recognition of an instruction.SOLUTION: A speech recognition device 100 installed in a vehicle 1, which is a moving body, includes a speech acquisition unit 101 that acquires a speech, a speech data conversion unit 102 that converts the speech into speech data, a vehicle information acquisition unit 103 that acquires information about the state of the vehicle 1, a sound collection environment estimation unit 104 that estimates a sound collection environment where the speech is acquired, on the basis of the information about the state of the vehicle 1, a detection mode setting unit 105 that sets a detection mode for identifying a control request corresponding to the speech data according to the sound collection environment, and a control request identification unit 106 that analyzes the speech data on the basis of the set detection mode to identify an operation target device, which is a target of a control request, and the control request.SELECTED DRAWING: Figure 1

    【課題】移動体の状態に応じて集音環境を推定し、指示内容の誤認識を防止することができる音声認識装置を提供する。【解決手段】移動体である車両1に設けられた音声認識装置100は、音声を取得する音声取得部101と、音声を音声データに変換する音声データ変換部102と、車両1の状態情報を取得する車両情報取得部103と、車両1の状態情報に基づいて、音声が取得される集音環境を推定する集音環境推定部104と、集音環境に応じて、音声データに対応する制御要求を特定するための検出モードを設定する検出モード設定部105と、設定された検出モードに基づいて、音声データを解析して、制御要求の対象である操作対象装置及び制御要求を特定する制御要求特定部106とを備える。【選択図】図1


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    Title :

    SPEECH RECOGNITION METHOD AND SPEECH RECOGNITION DEVICE


    Additional title:

    音声認識方法及び音声認識装置


    Contributors:

    Publication date :

    2021-09-27


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    G10L Analyse oder Synthese von Sprache , SPEECH ANALYSIS OR SYNTHESIS / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung



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