公开(公告)号：US20170289582A1

公开(公告)日：2017-10-05

申请号：US15622126

申请日：2017-06-14

Applicant: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA

Inventor： Mayu YOKOYA ,  Katsuyoshi YAMAGAMI ,  Yasunori ISHII

IPC: H04N21/233

Abstract: A method is provided for controlling an operation of a target device using a plurality of input devices, including a speech input device. The method includes acquiring, from the speech input device, speech information, including i) environmental sound around the speech input device, and ii) a speech instruction indicating an operation to be performed on the target device. The method also includes calculating a level of noise included in the speech information, and recognizing the operation. The method further includes informing a user of a second input device as a recommended input device based on the calculated noise level and the recognized operation instruction, wherein the second input device does not include a speech input device.