CN104732962A

CN104732962A - Wearable music playing system

Info

Publication number: CN104732962A
Application number: CN201510131053.1A
Authority: CN
Inventors: 关然
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-03-25
Filing date: 2015-03-25
Publication date: 2015-06-24

Abstract

The invention relates to a wearable music playing system. The wearable music playing system is composed of a common glove, an acceleration sensor, a curvature sensor, a micro central controller, a digital-analog conversion module, a rechargeable micro lithium battery and a loudspeaker. The acceleration sensor and the curvature sensor are attached to the glove, and when a player wears the glove, the bending degree and vibration intensity of each finger are recorded through the curvature sensor and the acceleration sensor. The micro central controller analyzes and processes the signals of the acceleration sensor and the curvature sensor, senses the motions and vibration intensity of the fingers of the player in real time, generates corresponding triangular waveform simulation music signals and outputs the signals to the loudspeaker to make a sound. The playing experience of the system is different from that of a traditional solid instrument, and the wearable music playing system is separated from a particular instrument, is convenient to operate, is easy to learn and use, is low in requirements for the techniques of the player, effectively improves the body harmony, music accomplishment and cooperation capacity of the player, is interesting and novel, and has broad application prospects in the fields of entertainment, music education and the like.

Description

A kind of wearable music performance system

Technical field

The present invention relates to electronic technology, electronic musical instrument field, particularly relate to a kind of for musical performer's wearable music performance system on hand.

Background technology

Traditional music is played the professional musician of general needs or is carried concrete physical instrument at any time as sounding cavity through the player of professional training, by touch keyboard, knock, draw the modes such as string to produce music, and same musical instrument is generally single performance, generally cannot be played by many people.And the accompaniment that conditional electronic musical performance needs sequencing in advance or programmes in advance, this preprogrammed accompaniment, player can not select real time modifying to accompany, and causes the automated process of electronic musical performance to lack player and freely performs the necessary creativeness of music.

Along with society is fast-developing, the public is more and more higher to colourful culture life actual demand, monitor player's action in real time by various sensor and generate corresponding note, develop the Wearable music performance system based on electronic technology, realize simple operation, reduce musical performance difficulty, above-mentioned performance traditional instrument Problems existing can be solved to a certain extent.Therefore, research and develop wearable music performance system and there is important scientific meaning and using value.

Summary of the invention

(1) technical matters that will solve

The object of this invention is to provide a kind of easy wearable performance electronic musical instrument system, to reduce the dependence of player to physical instrument and the difficulty of musical performance.

(2) technical scheme

To achieve these goals, the present invention adopts following technical scheme.

Wearable music performance system comprises an ordinary glove of dressing for player, acceleration transducer, curvature sensor, D/A converter module, micro-central controller, chargeable miniature lithium battery, loudspeaker; The described acceleration being attached to ordinary glove is connected with micro-central controller, and curvature sensor is connected with micro-central controller, and D/A converter module is connected with micro-central controller, and loudspeaker is connected with D/A converter module.

Further, the described curvature sensor being attached to ordinary glove, for monitoring the situation of each finger flex of wearer; Described acceleration transducer is for responding to wearer digital flexion flexor oscillation intensity; The data that described micro-central controller transmits for receiving described curvature sensor and described acceleration transducer, and carry out respective handling and analysis, determine finger flex situation and the oscillation intensity of wearer, and generate corresponding staircase waveform music signal; Described D/A converter module is used for micro-central controller built-in timer staircase waveform being converted into simulation triangular waveform music signal; Described chargeable miniature lithium battery is powered with curvature sensor, acceleration transducer, micro-central controller and D/A converter module respectively; Described loudspeaker for receiving simulation triangular waveform music signal, and plays musical sound.

(3) beneficial effect

Compared with prior art, the present invention has the following advantages:

The present invention adopts Modern Sensor Technology, Embedded Ethernet Technology, wireless communication technology and computer technology, provide one can for multiple person cooperational musical performance and participate in difficulty lower, simple operation, the wearable musical performance scheme playing multiple different musical instrument can be supported simultaneously, be easy to learn and use, require low to player's skill, namely do not need professional musician or be competent at musical performance through the player of professional training, overcome traditional music performance and must carry huge sounding cavity, the deficiencies such as multiple different musical instruments cannot be played simultaneously, effective raising player's body harmony and musical quality and collaboration capabilities, the participation enthusiasm of the public to Wearable musical performance can also be improved, the performance of universal Wearable music, promote fitness and artistic appreciation, have wide application prospects in the field such as amusement and music education.

Accompanying drawing explanation

Fig. 1 is the structural representation of the wearable music performance system of the present invention.

Embodiment

The concrete enforcement of the wearable performance system that the present invention proposes, is described in detail as follows in conjunction with the accompanying drawings and embodiments.

As shown in Figure 1, according to preferred embodiment of the present invention, wearable music performance system comprises: the ordinary glove 1 of dressing for player, acceleration transducer 2, curvature sensor 3, micro-central controller 4, D/A converter module 5, chargeable miniature lithium battery 6, loudspeaker 7; The acceleration transducer 2 being wherein attached to ordinary glove is connected with micro-central controller 4, and curvature sensor 3 is connected with micro-central controller 4, and D/A converter module 5 is connected with micro-central controller 4, and loudspeaker 7 is connected with D/A converter module 5.

Wherein be attached to the curvature sensor 1 of ordinary glove, for monitoring the situation of each finger flex of wearer.Curvature sensor is the thin slice of straight configuration under normal conditions.When this sensor bending, the resistance of curvature sensor 1d approximately linearly can increase according to bending angle.Curvature sensor 1 connected with fixed value resistance and passes to stable DC voltage, sensor resistance resistance can be measured by measuring voltage partial pressure value according to voltage distribution rule and Kirchhoff voltage law, finally measure the degree of crook of sensor.Curvature sensor 1 is attached to ordinary glove finger position, when user flexes one's fingers, just goes by measuring voltage the action monitoring finger.

Wherein acceleration transducer 2 a kind ofly can respond to and measure the electronic component of object at the acceleration in space, can sense the vibration of object and can measure its oscillation intensity, such as capacitance acceleration transducer, piezoresistance type acceleration sensor etc.Acceleration transducer 2 in the present embodiment is for responding to wearer digital flexion flexor and oscillation intensity and output response signal.

The wherein response signal transmitted for receiving curvature sensor 1 and acceleration transducer 2 of micro-central controller 4, by its analog-to-digital conversion module, simulating signal is converted into digital signal, when there being more than one voltage to input, can the analog-to-digital conversion module of time-sharing multiplex micro-central controller.Micro-central controller 4 can set suitable threshold value after have read the sensor input of digital signal form, judges whether concrete finger is in bending, half state bending or stretch.After the motion state determining all fingers, micro-central controller 4 can start a timer interruption, exports the stairstep signal on 16 rank for simulating triangular signal.The frequency of timer, the cycle is determined by the motion state pointed.Such as finger is in hand thumb to bend, and the state of other finger extensions, be then judged to playing " Do " note, the frequency of timer is correspondingly set to 523Hz, i.e. the frequency of c major " Do ".

Wherein D/A converter module 5 is connected with micro-micro-central controller 4 by I2C communication protocol, and the stairstep signal of timer is converted into simulation triangular signal, finally outputs to loudspeaker 7 place.

Wherein chargeable miniature lithium battery 6 respectively with curvature sensor 1, acceleration transducer 2) micro-central controller 4 and D/A converter module 5 power.

Wherein loudspeaker 7 is converted into simulation triangular waveform music signal for receiving D/A converter module 5 micro-central controller built-in timer staircase waveform, and plays corresponding musical sound.

Above embodiment is only for illustration of the present invention; and be not limitation of the present invention; the those of ordinary skill of relevant technical field; without departing from the spirit and scope of the present invention; can also make a variety of changes and modification; therefore all equivalent technical schemes also belong to category of the present invention, and scope of patent protection of the present invention should be defined by the claims.

Claims

1. a wearable music performance system, comprising: the ordinary glove (1) of dressing for player, acceleration transducer (2), curvature sensor (3), micro-central controller (4), D/A converter module (5), chargeable miniature lithium battery (6), loudspeaker (7); It is characterized in that, the described acceleration transducer (2) being attached to ordinary glove is connected with micro-central controller (4), curvature sensor (3) is connected with micro-central controller (4), D/A converter module (4) is connected with micro-central controller (4), and loudspeaker (7) is connected with D/A converter module (4).

2. the curvature sensor (2) being attached to ordinary glove according to claim 1, for monitoring the situation of each finger flex of wearer; Described acceleration transducer (3) is for responding to wearer digital flexion flexor oscillation intensity; The data that described micro-central controller (4) transmits for receiving described curvature sensor (2) and described acceleration transducer (3), and carry out respective handling and analysis, determine finger flex situation and the oscillation intensity of wearer, and generate corresponding staircase waveform music signal; Described D/A converter module (5) is for being converted into simulation triangular waveform music signal by micro-central controller (4) built-in timer staircase waveform; Described chargeable miniature lithium battery is powered with curvature sensor (2), acceleration transducer (3), micro-central controller (4) and D/A converter module (5) respectively; Described loudspeaker (7) for receiving triangular waveform music signal, and plays sound.