Audio device and method for automatically adjusting volume thereof

Patent metadata

Field	Value
Publication number	US-2016253146-A1
Application number	US-201414437091-A
Country	US
Kind code	A1
Filing date	Sep 30, 2014
Priority date	Apr 29, 2014
Publication date	Sep 1, 2016
Grant date	—

Abstract

The present invention provides a method for automatically adjusting volume of an audio device, including steps of: S1, obtaining user identity information; S2, detecting an actual environmental volume; S3, determining user hearing condition according to the obtained user identity information, and adjusting a volume of the audio device according to corresponding relationship of user hearing condition, environmental volume and target volume of the audio device, so that the volume of the audio device reaches a target volume corresponding to the detected actual environmental volume and the determined user hearing condition. Accordingly, the present invention further provides an audio device for automatically adjusting volume. With the present invention, the volume of the audio device can be automatically adjusted according to environmental volume with respect to different users.

First claim

1 - 10 . (canceled)

11 . A method for automatically adjusting volume of an audio device, comprising steps of:
S1: obtaining user identity information; S2: detecting an actual environmental volume; and S3: determining user hearing condition according to the obtained user identity information, and adjusting a volume of the audio device according to corresponding relationship of user hearing condition, environmental volume and target volume of the audio device, so that the volume of the audio device reaches a target volume corresponding to the detected actual environmental volume and the determined user hearing condition.

12 . The method for automatically adjusting volume of an audio device of claim 1 , further comprising steps, prior to step S3, of:
S10: obtaining, with respect to each user hearing condition, a plurality of preset environmental volumes and characteristic target volumes in one-to-one correspondence with the plurality of preset environmental volumes; S20: obtaining the corresponding relationship of user hearing condition, environmental volume and target volume of the audio device according to the preset environmental volumes and the characteristic target volumes in one-to-one correspondence with the preset environmental volumes; and S30: storing the corresponding relationship of user hearing condition, environmental volume and target volume of the audio device.

13 . The method for automatically adjusting volume of an audio device of claim 12 , wherein the corresponding relationship of user hearing condition, environmental volume and target volume of the audio device is obtained by performing, with respect to each user hearing condition, linear fitting or quadratic curve fitting on the plurality of preset environmental volumes and the characteristic target volumes in one-to-one correspondence with the plurality of preset environmental volumes.

14 . The method for automatically adjusting volume of an audio device of claim 13 , wherein the preset environmental volumes are obtained by fitting actual environmental volumes and simulated environmental volumes.

15 . The method for automatically adjusting volume of an audio device of claim 11 , further comprising steps of:
S4: detecting a distance between the audio device and a user; and S5: adjusting, according to the detected distance between the audio device and the user, the volume of the audio device in such a way that the volume of the audio device is increased when the detected distance between the audio device and the user is larger than a preset distance, and the volume of the audio device is decreased when the detected distance between the audio device and the user is smaller than the preset distance.

16 . The method for automatically adjusting volume of an audio device of claim 12 , further comprising steps of:
S4: detecting a distance between the audio device and a user; and S5: adjusting, according to the detected distance between the audio device and the user, the volume of the audio device in such a way that the volume of the audio device is increased when the detected distance between the audio device and the user is larger than a preset distance, and the volume of the audio device is decreased when the detected distance between the audio device and the user is smaller than the preset distance.

17 . The method for automatically adjusting volume of an audio device of claim 13 , further comprising steps of:
S4: detecting a distance between the audio device and a user; and S5: adjusting, according to the detected distance between the audio device and the user, the volume of the audio device in such a way that the volume of the audio device is increased when the detected distance between the audio device and the user is larger than a preset distance, and the volume of the audio device is decreased when the detected distance between the audio device and the user is smaller than the preset distance.

18 . The method for automatically adjusting volume of an audio device of claim 14 , further comprising steps of:
S4: detecting a distance between the audio device and a user; and S5: adjusting, according to the detected distance between the audio device and the user, the volume of the audio device in such a way that the volume of the audio device is increased when the detected distance between the audio device and the user is larger than a preset distance, and the volume of the audio device is decreased when the detected distance between the audio device and the user is smaller than the preset distance.

19 . An audio device for automatically adjusting volume, comprising:
a user identity obtaining unit, configured to obtain user identity information; a volume detecting unit, configured to detect an actual environmental volume; a storage unit, configured to store corresponding relationship of user hearing condition, environmental volume and target volume of the audio device; and a data processing unit, configured to receive the user identity information obtained by the user identity obtaining unit and the actual environmental volume detected by the volume detecting unit, determine user hearing condition according to the user identity information, and adjust a volume of the audio device according to the corresponding relationship of user hearing condition, environmental volume and target volume of the audio device stored in the storage unit, so that the volume of the audio device reaches a target volume corresponding to the actual environmental volume and the user hearing condition.

20 . The audio device of claim 19 , wherein the data processing unit fits, with respect to each user hearing condition, a relationship curve of a plurality of preset environmental volumes and characteristic target volumes in one-to-one correspondence with the plurality of preset environmental volumes, to obtain the corresponding relationship of user hearing condition, environmental volume and target volume of the audio device, and stores the corresponding relationship in the storage unit.

21 . The audio device of claim 20 , further comprising: an environmental volume simulation unit, which is electrically connected with the data processing unit and used for simulating environmental volume, wherein the preset environmental volumes are obtained by fitting actual environmental volumes and simulated environmental volumes.

22 . The audio device of claim 19 , further comprising:
a distance detecting unit, which is electrically connected with the data processing unit and used for detecting a distance between a user and the audio device; wherein the data processing unit is capable of adjusting, according to the distance between the audio device and the user detected by the distance detecting unit, the volume of the audio device in such a way that the volume of the audio device is increased when the detected distance between the audio device and the user is larger than a preset distance, and the volume of the audio device is decreased when the detected distance between the audio device and the user is smaller than the preset distance.

23 . The audio device of claim 22 , wherein the distance detecting unit comprises a camera device and/or an acoustic detection device.

24 . The audio device of claim 20 , further comprising:
a distance detecting unit, which is electrically connected with the data processing unit and used for detecting a distance between a user and the audio device; wherein the data processing unit is capable of adjusting, according to the distance between the audio device and the user detected by the distance detecting unit, the volume of the au

Assignees

• Boe Technology Group Co Ltd
• Beijing Boe Optoelectronics Tech Co Ltd
• Beijing Boe Optoelectronics Tecnology Co Ltd

Inventors

• Yang Jiuxia
• Liu Jiantao

Classifications

• H04N21/4394

  involving operations for analysing the audio stream, e.g. detecting features or characteristics in audio streams (arrangements characterised by components specially adapted for monitoring, identification or recognition of audio in broadcast systems H04H60/58) · CPC title

• H04N5/60

  for the sound signals · CPC title

• H04N21/439

  Processing of audio elementary streams · CPC title

• H04N21/441

  Acquiring end-user identification {, e.g. using personal code sent by the remote control or by inserting a card} · CPC title

• H04N21/4532

  involving end-user characteristics, e.g. viewer profile, preferences (monitoring of user activities for profile generation for accessing a video database G06F16/739; user profiles in network data switching protocols H04L67/306; processing of user preferences or user profiles in wireless networks H04W8/18) · CPC title