Invention Grant
- Patent Title: Voice recognition-based task allocation and selective control of hotword detection function in a vehicle network
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Application No.: US17007808Application Date: 2020-08-31
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Publication No.: US11488584B2Publication Date: 2022-11-01
- Inventor: Steven Hartley
- Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Applicant Address: US MI Detroit
- Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Current Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Current Assignee Address: US MI Detroit
- Agency: Quinn IP Law
- Main IPC: G10L15/08
- IPC: G10L15/08 ; H04W4/80 ; G10L15/22

Abstract:
A method for voice recognition (VR)-based task allocation and hotword detection function control for within a wireless network having a hands-free (HF) node, e.g., a motor vehicle or telematics unit thereof, and an audio gateway (AG) node such as a wireless device, includes detecting, via a first wireless chipset of the HF node, a second wireless chipset of the AG node. The wireless chipsets include respective VR engines responsive to a corresponding hotword. The method includes establishing a Bluetooth or other wireless connection between the wireless chipsets in response to detecting the second wireless chipset. The method may include automatically transmitting a disable command signal to the second wireless chipset, via the first wireless chipset, to thereby disable a hotword detection function of the second wireless chipset. The method may be recorded on a computer readable medium as instructions executable by a processor.
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