Expression-based background music control method and device

A technology of background music and control methods, applied in the recording of information on disks, instruments, magnetic recording, etc., can solve problems such as inability to adjust the volume, lack of humanization, and inability to match people's moods

Active Publication Date: 2014-10-29
NORTHWESTERN POLYTECHNICAL UNIV
View PDF7 Cites 0 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the current home background music control system can only adjust the volume and select tracks manually, but cannot automatically adjust the volume, select tracks, and change sound effects according to people's moods. It cannot match people's moods and lacks humanization.

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • Expression-based background music control method and device
  • Expression-based background music control method and device
  • Expression-based background music control method and device

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0031] combine figure 1 As shown, an expression-based background music control device of the present invention is composed of a power supply unit, an image acquisition unit, a main processor (DSP), a storage unit and a background music adjustment unit. The main processor (DSP) is respectively connected to the image acquisition unit, the storage unit and the background music adjustment unit; the power supply unit is connected to the image acquisition unit, the main processor (DSP), the storage unit and the background music adjustment unit;

[0032] The main processor (DSP) and the background music adjustment unit are connected by RS-485 bus;

[0033] The main processor (DSP) uses TI's TMS320DM6467T chip;

[0034] The image acquisition unit adopts CMOS image sensor;

[0035] The storage unit is composed of storage devices and chips, including a synchronous dynamic random access memory and a flash memory chip; wherein, the synchronous dynamic random access memory is used for st...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more

PUM

No PUM Login to view more

Abstract

The invention discloses a method and a device used for controlling background music and based on facial expression. The device is composed of a power supply unit, an image collecting unit, a main digital signal processor (DSP), a storage unit and a background music adjusting unit. The main DSP is respectively connected with the image collecting unit, the storage unit and the background music adjusting unit. The power supply unit is connected with the image collecting unit, the main DSP, the storage unit and the background music adjusting unit. The method and the device can recognize facial expression and mood of users through facial expression recognition technology, adjust a background music mode according to the mood of the users, achieve an interactive effect between home furniture and the users, enable the home furniture to be humanized, and improve experience of the users. The system is easy to operate and convenient to use and has strong practicality.

Description

technical field [0001] The invention relates to the technical field of video image processing and control, in particular to an expression-based background music control method and device. Background technique [0002] At present, in order to create a comfortable and warm living environment in modern homes, background music has become a very important part of the home. Therefore, modern homes have installed a background music control system. The background music control system can effectively shield environmental noise and create a relaxed and comfortable environment. However, the current home background music control system can only manually adjust the volume and select the track, but cannot automatically adjust the volume, select the track, and change the sound effect according to people's moods. Contents of the invention [0003] In order to solve the above existing problems, the object of the present invention is to provide an expression-based background music control m...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more

Application Information

Patent Timeline
no application Login to view more
Patent Type & Authority Patents(China)
IPC IPC(8): G11B19/02G06K9/00
Inventor 郭雷陈智慧赵天云
Owner NORTHWESTERN POLYTECHNICAL UNIV
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products

Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic.

© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap