CN102722251A - Multimedia feedback control system based on physiological signals - Google Patents
Multimedia feedback control system based on physiological signals Download PDFInfo
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- CN102722251A CN102722251A CN2012101981725A CN201210198172A CN102722251A CN 102722251 A CN102722251 A CN 102722251A CN 2012101981725 A CN2012101981725 A CN 2012101981725A CN 201210198172 A CN201210198172 A CN 201210198172A CN 102722251 A CN102722251 A CN 102722251A
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Abstract
The invention provides a multimedia feedback control system based on physiological signals. The multimedia feedback control system comprises an optical type physiological feedback multimedia control system and a multimedia player, the optical type physiological feedback multimedia control system comprises a processor, a wireless transmission unit, a light source emission drive circuit unit, an optical sensor receiving circuit unit, a sound drive unit, an audio playing unit, a light source emitter and an optical sensor, the wireless transmission unit, the light source emission drive circuit unit, the optical sensor receiving circuit unit, the sound drive unit, the audio playing unit, the light source emitter and the optical sensor are connected with the processor.
Description
Technical field
The present invention relates to a kind of multimedia feedback control system, relate in particular to a kind of multimedia feedback control system based on physiological signal.
Background technology
Multimedia playing apparatus of the prior art adopts manually control or the shuffle mode used usually.In use, multimedia playing device is stored a plurality of audio or videos and in order or adopt the mode of playing immediately to play in order.But above broadcast mode can't be cut and really meet user's spirit or physiological situation instantly, for example when a people wants to mind at rest, if use shuffle, may be played to the music of the strong type of rhythm, and cause minus effect.Therefore when the user wants to hear the music of particular type, need operate to carry out specific selection, complex operation inconvenience multimedia player.
Summary of the invention
In order to overcome the deficiency of above-mentioned prior art; The present invention provides a kind of multimedia feedback control system based on physiological signal; Comprise optical profile type physiology feedback multi-media control system and multimedia playing apparatus; Said optical profile type physiology feedback multi-media control system comprises processor; Wireless transmission unit; The light emitted drive circuit unit; The OPTICAL SENSORS receiving circuit unit; The sound driver unit; Audio playing unit; Light emitted device and OPTICAL SENSORS; Said wireless transmission unit; The light emitted drive circuit unit; The OPTICAL SENSORS receiving circuit unit; The sound driver unit; Audio playing unit; Light emitted device and OPTICAL SENSORS are connected in said processor
The light emitted device is used to launch light, and OPTICAL SENSORS is used to capture light and the light intensity change amount of light is sent to said processor;
Processor is used to control light source driving circuit the light emitted device is driven, and processor also is used to control the OPTICAL SENSORS receiving circuit unit acquisition light intensity change amount that OPTICAL SENSORS measured, and then calculates user's changes in heart rate;
Wireless transmission unit is used under processor control, sending a control signal to multimedia playing apparatus, so that multimedia playing apparatus is controlled;
The light emitted drive circuit unit is used to drive optical transmitting set emission light;
The OPTICAL SENSORS receiving circuit unit is used to capture the light intensity numerical value that OPTICAL SENSORS measures;
Audio playing unit is used to carry out voice playing;
The sound driver unit is used to drive audio playing unit and carries out voice playing;
Said wireless transmission unit is connected in said multimedia playing apparatus; Said multimedia playing apparatus stores voice data; Said multimedia playing apparatus sends voice data to said wireless transmission unit, and said wireless transmission unit is accepted the voice data that said multimedia playing apparatus sent under said processor control.
Of the present inventionly further be improved to; Said multimedia feedback control system based on physiological signal also is provided with data input cell and data storage cell; Said data input cell is used for the processor of input control signal; Said data storage cell is used to carry out data storing, and said data input cell and data storage cell are connected in said processor.
Of the present inventionly further be improved to, said multimedia feedback control system based on physiological signal also is provided with display unit, and said display unit is used for the testing result of display menu or optical transmitting set and OPTICAL SENSORS.
Of the present inventionly further be improved to, the light emitted device of said multimedia feedback control system based on physiological signal is provided with a kind of in infrared light sources or the near infrared ray light source at least.
Of the present inventionly further be improved to, said data input cell also is used for generating according to input control signal parameter is set.
Of the present inventionly further be improved to, said wireless transmission unit adopts a kind of data transmission of carrying out among infrared ray, bluetooth, ZigBee, Wi-Fi, the WiMAX.
Of the present inventionly further be improved to, said data storage cell adopts a kind of in RAM, ROM, USB flash drive, the hard disk.
Compared to prior art, the multimedia playing apparatus of the multimedia feedback control system based on physiological signal of the present invention is wirelessly connected to the wireless transmission unit of optical profile type physiology feedback multi-media control system.The light emitted device of optical profile type physiology feedback multi-media control system and the both sides of the ear-lobe that sensor is held on the user, light emitted device and sensor detect user's changes in heart rate.The processor of optical profile type physiology feedback multi-media control system transmits audio frequency to the optical profile type physiology feedback multi-media control system that is fit to according to testing result control multimedia playing apparatus, and is carrying out voice playing through audio playing unit.
Description of drawings
Fig. 1 is the composition synoptic diagram that the present invention is based on the multimedia feedback control system of physiological signal.
Fig. 2 is the structured flowchart that the present invention is based on the multimedia feedback control system of physiological signal.
Embodiment
Below in conjunction with description of drawings and embodiment the present invention is further specified.
See also Fig. 1 and Fig. 2, the invention provides a kind of multimedia feedback control system, comprise optical profile type physiology feedback multi-media control system 10, multimedia playing apparatus 20 based on physiological signal.Optical profile type physiology feedback multi-media control system 10 can carry out the transmission of voice data or multi-medium data through the multimedia playing apparatus 20 that wireless transmission method is connected to, and assigns the multimedia control signal.
Optical profile type physiology feedback multi-media control system 10 comprises processor 101, data input cell 102, data-storing unit 103, wireless transmission unit 104, display unit 105, light emitted drive circuit unit 106, OPTICAL SENSORS receiving circuit unit 107, sound driver unit 108, audio playing unit 109, light emitted device 111 and OPTICAL SENSORS 113.
Light emitted device 111 is used for detecting with OPTICAL SENSORS 113 and sends the light intensity change and measure to processor 101.Said light emitted device 111 and OPTICAL SENSORS 113 are held on user's ear-lobe both sides; Light emitted device 111 sends the ear-lobe that light is incident to the user from user's ear-lobe outside through infrared light supply or near infrared light light source; And receive through OPTICAL SENSORS 113 at the ear-lobe offside light that penetrates ear-lobe in the hope of the light intensity change amount of infrared light supply or near infrared light light source because blood carries out can causing in the process of circulate the blood vessel dilatation of ear-lobe under the heart squeezing action; And then influence the intensity of light source of infrared light supply or near infrared light light source; Therefore can detect the loop condition of heart bloods through light emitted device 111 and OPTICAL SENSORS 113, and then judge user's changes in heart rate and judge user's the state of mind through physiological signals such as changes in heart rate.Light emitted device 111 detects the light intensity change amount of near infrared light light source and light intensity change amount is sent to processor 101 with OPTICAL SENSORS 113.When user's heart rate was higher, the user was in the tight situation of spirit, and when user's heart rate was lower, the user was in the situation of mental relaxation.The user can set a preset value to optical profile type physiology feedback multi-media control system 10; When user's heart rate when setting preset value; Audio playing unit 109 is play comparatively impassioned music; When user's heart rate when setting preset value, audio playing unit 109 is play the music of comparatively releiving.Optical profile type physiology feedback multi-media control system 10 is through user's changes in heart rate, and next is fit to the multimedia or the music type of broadcast Dynamic Selection.
Light emitted drive circuit unit 106 is used to drive optical transmitting set 111.
OPTICAL SENSORS receiving circuit unit 107 is used to capture the intensity of light source of 113 different wave lengths that measure of OPTICAL SENSORS.
Light emitted device 111 can be the light emitted element of two groups of above different wave lengths such as near-infrared light source or infrared light supply, like light emitting diode (Light Emitting Diodes), laser diode (Laser Diodes) etc.Sensor 113 is for the OPTICAL SENSORS of the various moulding of reception near infrared light or red range, like silicon photoelectric diode (Silicon Photodiodes), avalanche photodide (Avalanche Photodiodes), sensitization coupling element (Charge-Coupled Devices) etc.
When using the multimedia feedback control system based on physiological signal of the present invention, multimedia playing apparatus 20 is wirelessly connected to the wireless transmission unit 104 of optical profile type physiology feedback multi-media control system 10.The light emitted device 111 of optical profile type physiology feedback multi-media control system 10 and the both sides that sensor 113 is held on user's ear-lobe, light emitted device 111 and 113 couples of users' of sensor changes in heart rate detects.The processor 101 of optical profile type physiology feedback multi-media control system 10 transmits audio frequency to the optical profile type physiology feedback multi-media control system 10 that is fit to according to testing result control multimedia playing apparatus 20, and is carrying out voice playing through audio playing unit 109.
Above content is to combine concrete preferred implementation to the further explain that the present invention did, and can not assert that practical implementation of the present invention is confined to these explanations.For the those of ordinary skill of technical field under the present invention, under the prerequisite that does not break away from the present invention's design, can also make some simple deduction or replace, all should be regarded as belonging to protection scope of the present invention.
Claims (7)
1. multimedia feedback control system based on physiological signal; It is characterized in that: comprise optical profile type physiology feedback multi-media control system and multimedia playing apparatus; Said optical profile type physiology feedback multi-media control system comprises processor; Wireless transmission unit; The light emitted drive circuit unit; The OPTICAL SENSORS receiving circuit unit; The sound driver unit; Audio playing unit; Light emitted device and OPTICAL SENSORS; Said wireless transmission unit; The light emitted drive circuit unit; The OPTICAL SENSORS receiving circuit unit; The sound driver unit; Audio playing unit; Light emitted device and OPTICAL SENSORS are connected in said processor
The light emitted device is used to launch light, and OPTICAL SENSORS is used to capture light and the light intensity change amount of light is sent to said processor;
Processor is used to control light source driving circuit the light emitted device is driven, and processor also is used to control the OPTICAL SENSORS receiving circuit unit acquisition light intensity change amount that OPTICAL SENSORS measured, and then calculates user's changes in heart rate;
Wireless transmission unit is used under processor control, sending a control signal to multimedia playing apparatus, so that multimedia playing apparatus is controlled;
The light emitted drive circuit unit is used to drive optical transmitting set emission light;
The OPTICAL SENSORS receiving circuit unit is used to capture the light intensity numerical value that OPTICAL SENSORS measures;
Audio playing unit is used to carry out voice playing;
The sound driver unit is used to drive audio playing unit and carries out voice playing;
Said wireless transmission unit is connected in said multimedia playing apparatus; Said multimedia playing apparatus stores voice data; Said multimedia playing apparatus sends voice data to said wireless transmission unit, and said wireless transmission unit is accepted the voice data that said multimedia playing apparatus sent under said processor control.
2. according to the said multimedia feedback control system of claim 1 based on physiological signal; It is characterized in that: said multimedia feedback control system based on physiological signal also is provided with data input cell and data storage cell; Said data input cell is used for input control signal to processor; Said data storage cell is used to carry out data storing, and said data input cell and data storage cell are connected in said processor.
3. according to the said multimedia feedback control system of claim 1 based on physiological signal; It is characterized in that: said multimedia feedback control system based on physiological signal also is provided with display unit, and said display unit is used for the testing result of display menu or optical transmitting set and OPTICAL SENSORS.
4. according to the said multimedia feedback control system based on physiological signal of claim 1, it is characterized in that: the light emitted device of said multimedia feedback control system based on physiological signal is provided with a kind of in infrared light sources or the near infrared ray light source at least.
5. according to the said multimedia feedback control system based on physiological signal of claim 2, it is characterized in that: said data input cell also is used for generating according to input control signal parameter is set.
6. according to the said multimedia feedback control system based on physiological signal of claim 1, it is characterized in that: said wireless transmission unit adopts a kind of data transmission of carrying out among infrared ray, bluetooth, ZigBee, Wi-Fi, the WiMAX.
7. according to the said multimedia feedback control system based on physiological signal of claim 2, it is characterized in that: said data storage cell adopts a kind of in RAM, ROM, USB flash drive, the hard disk.
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CN110839193A (en) * | 2018-08-15 | 2020-02-25 | 宏碁股份有限公司 | Electronic system and audio processing method |
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CN1731790A (en) * | 2005-08-23 | 2006-02-08 | 上海中策工贸有限公司 | Mobile phone for playing music according to temper |
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CN110839193A (en) * | 2018-08-15 | 2020-02-25 | 宏碁股份有限公司 | Electronic system and audio processing method |
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