CN102116672A - Rhythm sensing method, device and system - Google Patents
Rhythm sensing method, device and system Download PDFInfo
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- CN102116672A CN102116672A CN2009102396106A CN200910239610A CN102116672A CN 102116672 A CN102116672 A CN 102116672A CN 2009102396106 A CN2009102396106 A CN 2009102396106A CN 200910239610 A CN200910239610 A CN 200910239610A CN 102116672 A CN102116672 A CN 102116672A
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- 230000033764 rhythmic process Effects 0.000 title claims abstract description 87
- 238000000034 method Methods 0.000 title claims abstract description 34
- 230000001133 acceleration Effects 0.000 claims abstract description 48
- 230000005540 biological transmission Effects 0.000 claims abstract description 23
- 230000035945 sensitivity Effects 0.000 claims description 14
- 241000256844 Apis mellifera Species 0.000 description 5
- 238000004891 communication Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000004364 calculation method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
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- 238000001914 filtration Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
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Abstract
The embodiment of the invention provides a rhythm sensing method, device and system. The rhythm sensing method comprises the following steps of: acquiring the vibration acceleration information of a sound source through an acceleration transducer; acquiring the rhythm information according to the acquired vibration acceleration information; and transmitting the rhythm information in a wireless or wired transmission manner. By using the rhythm sensing method, the rhythm information of the sound source can be accurately sensed, so that users can conveniently create music track information used in games, and the user experience is enhanced.
Description
Technical field
The present invention relates to electronic application field, relate in particular to a kind of rhythm method for sensing, device and system.
Background technology
Nowadays many timing recreation are arranged on the market, for example DDR recreation, guitar recreation and the recreation etc. of beating a drum, the recreation principle is to produce the rhythm icon by Games Software on display, icon rule on screen moves, and needs the corresponding rhythm of player to make corresponding game operation when icon arrives the relevant position.This class recreation has a common shortcoming, is the music track file that recreation can only select for use Games Software to provide, and can not be played as the music track file by the music that the typing easily of user's freedom is wanted oneself.
Have in the prior art by analyzing digital audio and video signals and catch the method for cadence information, but because sound signal is made up of a lot of harmonic signals, the technology that will catch cadence information exactly from digital audio and video signals is very complicated, and need a large amount of software and hardware resources carry out digital filtering, often with high costs and effect is barely satisfactory.
Summary of the invention
In view of this, the embodiment of the invention provides a kind of rhythm method for sensing, device and system, and expectation realizes the cadence information of sensing sound source exactly, allows the user can create the music track information of using in the recreation easily, improves user experience.
The embodiment of the invention provides a kind of rhythm method for sensing, and this method comprises:
Obtain the vibration acceleration information of sound source by acceleration transducer;
Obtain cadence information according to the described vibration acceleration information that gets access to;
Send described cadence information by wireless or wire transmission mode.
Further, described rhythm method for sensing also comprises:
Set described vibration acceleration information that described basis gets access to and obtain the rhythm of cadence information and catch characteristic, comprise peak sensitivity and frequency range sensitivity.
Further, described rhythm method for sensing also comprises:
Opposite equip. obtains described cadence information by wireless or wire transmission mode, and generates song files according to described cadence information.
Correspondingly, the embodiment of the invention also provides a kind of rhythm sensing apparatus, comprising:
Acceleration transducer is used to obtain the vibration acceleration information of sound source;
The rhythm capture unit is used for obtaining cadence information according to the described vibration acceleration information that gets access to;
Transmitting element is used for sending described cadence information by wireless or wire transmission mode.
Described further rhythm capture unit comprises:
Rhythm is caught characteristic module is set, and is used to be provided with rhythm and catches characteristic, and described rhythm is caught characteristic and comprised peak sensitivity and frequency range sensitivity;
The rhythm capture module is used for catching according to described rhythm that rhythm that characteristic is provided with the module setting is caught characteristic and vibration acceleration information is obtained cadence information.
Correspondingly the embodiment of the invention also provides a kind of timing examining system, and described timing examining system comprises a rhythm sensing apparatus and opposite equip. at least, wherein:
Described rhythm sensing apparatus comprises:
Acceleration transducer is used to obtain the vibration acceleration information of sound source;
The rhythm capture unit is used for obtaining cadence information according to the described vibration acceleration information that gets access to;
Transmitting element is used for sending described cadence information by wireless or wire transmission mode.
Described opposite equip. is used for obtaining described cadence information by wireless or wire transmission mode, and generates the music track file according to described cadence information.
Described further opposite equip. comprises a radio receiver and game host or PC, and described radio receiver comprises:
The less radio-frequency receiver module is used for obtaining described cadence information by wireless transmission method;
Data processing module is used for the described cadence information that the less radio-frequency receiver module gets access to is carried out data processing;
The interface transport module is used for linking to each other with game host or PC, and described cadence information through data processing is sent to game host or PC.
The embodiment of the invention is obtained the vibration acceleration information of sound source by placing near the sound source rhythm sensing apparatus, and then the extraction cadence information sends, realized the cadence information of accurate sensing sound source, allow the user can create the music track information of using in the recreation easily, strengthened user experience.
Description of drawings
Fig. 1 is that the structure of a kind of rhythm sensing apparatus in the embodiment of the invention is formed synoptic diagram;
Fig. 2 is that the structure of a kind of rhythm sensing apparatus and radio receiver in the embodiment of the invention is formed synoptic diagram;
Fig. 3 is the schematic flow sheet of a kind of rhythm method for sensing in the embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
Fig. 1 is that the structure of a kind of rhythm sensing apparatus in the embodiment of the invention is formed synoptic diagram, and rhythm sensing apparatus 10 can place near the sound source, for example on audio amplifier, the loudspeaker or near other audible devices, comprising:
Rhythm capture unit 12 is used for obtaining cadence information according to the described vibration acceleration information that gets access to.Concrete rhythm capture unit 12 can be a single-chip microcomputer with data-handling capacity.
Further rhythm capture unit 12 can comprise that rhythm seizure characteristic is provided with module and rhythm capture module, and wherein rhythm is caught characteristic module is set, and is used to be provided with rhythm and catches characteristic, and described rhythm is caught characteristic and comprised peak sensitivity and frequency range sensitivity.The user catches characteristic to the rhythm of rhythm capture unit 12 and is provided with and can presets and revise by the software interface of opposite equip. 20.
The rhythm capture module is used for catching according to described rhythm that rhythm that characteristic is provided with the module setting is caught characteristic and vibration acceleration information is obtained cadence information.Further, the rhythm sensing apparatus can carry out calculation process to the acceleration information that acceleration transducer gets access to by built-in single-chip microcomputer, comprise: judge whether described accekeration reaches described pre-set peak value, if reach pre-set peak value then single-chip microcomputer carry out timing, calculate described accekeration and reach described pre-set peak value up to falling elapsed time after rise to the following institute of pre-set peak value, it is the duration of peak value, if this duration of peak value satisfies the requirement of frequency range sensitivity, be a rhythm point to the time keeping of peaking then with this acceleration, by obtaining a plurality of rhythm points in a period of time continuously, obtain described cadence information.
Transmitting element 13 is used for sending described cadence information by wireless or wire transmission mode.Concrete when passing through wireless transmission method, transmitting element comprises a built-in wireless communication apparatus, and for example low-power consumption short-distance wireless radio-frequency unit, purple honeybee (zigbee) or blue teeth wireless dispensing device etc. send described cadence information.
Opposite equip. is used for obtaining described cadence information by wireless or wire transmission mode, and generates the music track file according to described cadence information.In the specific implementation, opposite equip. can be for being equipped with the game host or the PC of supporting rhythm sensing software, communicates with the rhythm sensing apparatus by wired or wireless communication modes to be connected.Further, when rhythm sensing apparatus 10 sends described cadence information by wireless transmission method, opposite equip. can comprise game host and a radio receiver, wherein said radio receiver is by a built-in wireless communication apparatus, comprise that low-power consumption short-distance wireless radio-frequency (RF) Receiving Device, purple honeybee (zigbee) or blue teeth wireless receiving trap etc. receive described cadence information, and the cadence information that receives is carried out by the interface that links to each other with game host data being reached game host after the data processing.
Fig. 2 is that the structure of a kind of rhythm sensing apparatus and radio receiver in the embodiment of the invention is formed synoptic diagram, and radio receiver 20 comprises as shown in the figure:
Less radio-frequency receiver module 21 is used for obtaining described cadence information by wireless transmission method.Concrete, can comprise that low-power consumption short-distance wireless radio-frequency (RF) Receiving Device, purple honeybee (zigbee) or blue teeth wireless receiving trap etc. obtain described cadence information from described rhythm sensing apparatus.
Fig. 3 is the schematic flow sheet of a kind of rhythm method for sensing in the embodiment of the invention, and as shown in the figure, this flow process comprises:
Step S301 obtains the vibration acceleration information of sound source by acceleration transducer.In the specific implementation, the rhythm sensing apparatus places near the sound source, obtains the vibration acceleration information that sound source is sounded by built-in acceleration transducer.Because acceleration transducer obtains is the accekeration of mechanical vibration, the vibration information that spreads out of from the sound source loudspeaker has filtered the many harmonic signals the electric signal particularly, and therefore the acceleration information impurity information that gets access to is less.
Step S302 obtains cadence information according to the described vibration acceleration information that gets access to.The rhythm sensing apparatus can be caught characteristic according to default rhythm and extract effective vibration acceleration information from the described vibration acceleration information that gets access to, thereby further obtains cadence information.Wherein said rhythm is caught characteristic can comprise peak sensitivity and frequency range sensitivity, can be that the user is provided with or revises by on the software interface of opposite equip. the rhythm of rhythm sensing apparatus being caught the characteristic setting in advance according to different scenes and different the requirement.Further, the rhythm sensing apparatus can carry out calculation process to the acceleration information that acceleration transducer gets access to by built-in single-chip microcomputer, comprise: judge whether described accekeration reaches described pre-set peak value, if reach pre-set peak value then single-chip microcomputer carry out timing, calculate described accekeration and reach described pre-set peak value up to falling elapsed time after rise to the following institute of pre-set peak value, it is the duration of peak value, if this duration of peak value satisfies the requirement of frequency range sensitivity, be a rhythm point to the time keeping of peaking then with this acceleration, by obtaining a plurality of rhythm points in a period of time continuously, obtain described cadence information.
Step S303 sends described cadence information by wireless or wire transmission mode.If adopt wireless transmission method to send described cadence information further, then can pass through a built-in wireless communication apparatus, comprise that low-power consumption short-distance wireless radio-frequency unit, purple honeybee (zigbee) or blue teeth wireless dispensing device etc. send.
Further, this flow process can also comprise:
After opposite equip. obtains described cadence information by wireless or wire transmission mode, will generate the music track file according to described cadence information by software kit.Opposite equip. can be game host or PC, described cadence information and former music file can be synthesized the music track file that uses in the recreation.Further if opposite equip. is when receiving described cadence information by wireless transmission method, opposite equip. can also comprise a radio receiver, wherein said radio receiver is by a built-in wireless communication apparatus, comprise that low-power consumption short-distance wireless radio-frequency (RF) Receiving Device, purple honeybee (zigbee) or blue teeth wireless receiving trap etc. receive described cadence information, and the cadence information that receives is carried out by the interface that links to each other with game host data being reached game host after the data processing.
The embodiment of the invention is obtained the vibration acceleration information of sound source by placing near the sound source rhythm sensing apparatus, and then the extraction cadence information sends, realized the cadence information of accurate sensing sound source, allow the user can create the music track information of using in the recreation easily, strengthened user experience.
Description by the foregoing description, one of ordinary skill in the art will appreciate that all or part of flow process that realizes the foregoing description, be to instruct relevant hardware to finish by computer program, described program can be stored in the computer-readable medium, this program when carrying out, can comprise as the embodiment of above-mentioned each side method flow process.Wherein, described storage medium can be magnetic disc, CD, read-only storage memory body (Read-Only Memory, ROM) or at random store memory body (Random Access Memory, RAM) etc.
Above disclosed is preferred embodiment of the present invention only, can not limit the present invention's interest field certainly with this, and therefore the equivalent variations of doing according to claim of the present invention still belongs to the scope that invention is contained.
Claims (7)
1. a rhythm method for sensing is characterized in that, described rhythm method for sensing comprises:
Obtain the vibration acceleration information of sound source by acceleration transducer;
Obtain cadence information according to the described vibration acceleration information that gets access to;
Send described cadence information by wireless or wire transmission mode.
2. rhythm method for sensing as claimed in claim 1 is characterized in that, described rhythm method for sensing also comprises:
Set described vibration acceleration information that described basis gets access to and obtain the rhythm of cadence information and catch characteristic, comprise peak sensitivity and frequency range sensitivity.
3. rhythm method for sensing as claimed in claim 1 is characterized in that, described rhythm method for sensing also comprises:
Opposite equip. obtains described cadence information by wireless or wire transmission mode, and generates song files according to described cadence information.
4. a rhythm sensing apparatus is characterized in that, described rhythm sensing apparatus comprises:
Acceleration transducer is used to obtain the vibration acceleration information of sound source;
The rhythm capture unit is used for obtaining cadence information according to the described vibration acceleration information that gets access to;
Transmitting element is used for sending described cadence information by wireless or wire transmission mode.
5. rhythm sensing apparatus as claimed in claim 4 is characterized in that, described rhythm capture unit comprises:
Rhythm is caught characteristic module is set, and is used to be provided with rhythm and catches characteristic, and described rhythm is caught characteristic and comprised peak sensitivity and frequency range sensitivity;
The rhythm capture module is used for catching according to described rhythm that rhythm that characteristic is provided with the module setting is caught characteristic and vibration acceleration information is obtained cadence information.
6. a timing examining system is characterized in that, described timing examining system comprises a rhythm sensing apparatus and opposite equip. at least, wherein:
Described rhythm sensing apparatus comprises:
Acceleration transducer is used to obtain the vibration acceleration information of sound source;
The rhythm capture unit is used for obtaining cadence information according to the described vibration acceleration information that gets access to;
Transmitting element is used for sending described cadence information by wireless or wire transmission mode;
Described opposite equip. is used for obtaining described cadence information by wireless or wire transmission mode, and generates the music track file according to described cadence information.
7. timing examining system as claimed in claim 6 is characterized in that, described opposite equip. comprises a radio receiver and game host or PC, and described radio receiver comprises:
The less radio-frequency receiver module is used for obtaining described cadence information by wireless transmission method;
Data processing module is used for the described cadence information that the less radio-frequency receiver module gets access to is carried out data processing;
The interface transport module is used for linking to each other with game host or PC, and described cadence information through data processing is sent to game host or PC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910239610.6A CN102116672B (en) | 2009-12-31 | 2009-12-31 | Rhythm sensing method, device and system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910239610.6A CN102116672B (en) | 2009-12-31 | 2009-12-31 | Rhythm sensing method, device and system |
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| CN102116672A true CN102116672A (en) | 2011-07-06 |
| CN102116672B CN102116672B (en) | 2014-11-19 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104857724A (en) * | 2015-03-31 | 2015-08-26 | 广西智通节能环保科技有限公司 | Intelligently controlled music bed bell |
| CN111128100A (en) * | 2019-12-20 | 2020-05-08 | 网易（杭州）网络有限公司 | Rhythm point detection method and device and electronic equipment |
| US12033605B2 (en) | 2019-12-20 | 2024-07-09 | Netease (Hangzhou) Network Co., Ltd. | Rhythm point detection method and apparatus and electronic device |
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| CN104857724A (en) * | 2015-03-31 | 2015-08-26 | 广西智通节能环保科技有限公司 | Intelligently controlled music bed bell |
| CN111128100A (en) * | 2019-12-20 | 2020-05-08 | 网易（杭州）网络有限公司 | Rhythm point detection method and device and electronic equipment |
| US12033605B2 (en) | 2019-12-20 | 2024-07-09 | Netease (Hangzhou) Network Co., Ltd. | Rhythm point detection method and apparatus and electronic device |
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| CN102116672B (en) | 2014-11-19 |
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