Supported method for speech dialogue used to operate vehicle functions
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Abstract
A support method for speech dialogs for operating motor vehicle functions by means of a speech dialog system for motor vehicles in which a non-speech signal is output in addition to the speech output. Speech dialog systems, which form an interface for communication between man and machine, are disadvantageous when compared with communication between persons because, in addition to the primary information content of the speech dialog, additional information about the state of the other party to the communication, which is conveyed visually in the case of communication between people, is missing. The present invention overcomes this disadvantage in a speech dialog system whereby non-speech signals are output as an auditory signal to the user as a function of the state of the speech dialog system. The method is advantageously suitable for steering motor vehicles and operating their motor vehicle functions since in this way the information content for the driver is increased without at the same time distracting the driver from the events on the road.
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Citations
30 Claims
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1-15. -15. (canceled)
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16. A support method for speech dialogs for operating motor vehicle using a speech dialog system for motor vehicles, comprising the steps:
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Outputting a speech signal;
Outputting an auditory non-speech signal as a function of the state of the speech dialog system. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27)
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28. A speech dialog system for motor vehicles for operating motor vehicle functions, in which, in order to support speech dialogs, a non-speech signal is output in addition to the speech output, comprising:
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a speech input device;
a speech recognition unit connected to said speech input device, the speech recognition unit and a speech pattern database for evaluating the speech input;
a dialog and sequencing control unit which, as a function of the evaluation of the speech input, actuates at least one of an application unit for controlling motor vehicle functions, and a speech generating unit;
a speech characterizing unit which, as a function of the speech dialog system state, outputs a non-speech auditory signal which characterizes said system state, said non-speed auditory signal provided by a sound pattern database; and
a mixer receiving an output from a speech generating unit and an output of the speech characterizing unit, said mixer actuating a speech output unit. - View Dependent Claims (29, 30)
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Specification