CN109960744B - Music storage and extraction system based on big data - Google Patents
Music storage and extraction system based on big data Download PDFInfo
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- CN109960744B CN109960744B CN201910218065.6A CN201910218065A CN109960744B CN 109960744 B CN109960744 B CN 109960744B CN 201910218065 A CN201910218065 A CN 201910218065A CN 109960744 B CN109960744 B CN 109960744B
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- G06F18/00—Pattern recognition
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- G06F18/24—Classification techniques
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- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
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- G06F21/6218—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database
Abstract
The invention discloses a music storage and extraction system based on big data, which comprises a data receiving module, a controller, a display screen, a data classification module, a data sorting module, a data storage module, a data updating module, a data downloading module, an authority management module, a downloading storage module and a downloading recording module, wherein the data receiving module is used for receiving data information input by workers, the data information comprises extension information and duration information, the data receiving module transmits the data information to the controller, the controller receives the data information transmitted by the data receiving module and transmits the data information to the data classification module, the security of a user account is improved through the arrangement of the data downloading module, the economic loss of a user is reduced, the authority of the data information is analyzed and judged through the arrangement of the authority management module, and the protection of the authority of the data information is improved, copyright disputes are prevented, and unnecessary troubles are reduced.
Description
Technical Field
The invention belongs to the technical field of music storage and extraction, relates to a big data technology, and particularly relates to a music storage and extraction system based on big data.
Background
Music is an art that reflects the emotion of human real life.
The music can be divided into two types of vocal music and instrumental music, and can also be roughly divided into classical music, folk music, original ecology music, modern music (including popular music) and the like, in the art type, the music has abstraction, the music can be divided into eastern music and western music from the historical development, the Chinese ancient theory basis of the eastern Chinese Han nationality music is five-tone scale, namely palace, quotient, horn, sign and feather, the western music is mainly seven-tone scale, the music is pleasing to the eyes and brings the enjoyment of hearing for people, the music can improve the aesthetic ability of people, purify the soul of people, establish the ideal high chongness, and the emotion of people is expressed through the music, so that a plurality of moods of people are released.
With the development of social science and technology, music gradually enters our lives, and can be played in some public places, people can download and play music by using mobile phones anytime and anywhere, however, the storage of music is quite complex, the music is not just stored in a storage unit but is even ended, the stored music also needs to be convenient for people to search and download, and meanwhile, the phenomenon of damage can occur after some music is stored.
Disclosure of Invention
The invention aims to provide a music storage and extraction system based on big data.
The invention aims to solve the technical problems that the existing music storage is quite complicated, the stored music is convenient for people to search and download even if the music is stored in a storage unit, and meanwhile, some music is damaged after being stored;
the purpose of the invention can be realized by the following technical scheme: the music storage and extraction system based on big data comprises a data receiving module, a controller, a display screen, a data classification module, a data sorting module, a data storage module, a data updating module, a data downloading module, a permission management module, a downloading storage module and a downloading recording module;
the data receiving module is used for receiving data information input by a worker, the data information comprises extension information and duration information, the data receiving module transmits the data information to the controller, the controller receives the data information transmitted by the data receiving module and transmits the data information to the data classifying module, the data classifying module is used for classifying and marking music information, the data analyzing module receives the data information transmitted by the controller and classifies and marks the data information to obtain a duration information mark Si, i is 1.. n;
the data sorting module is used for sorting the data information, the data classification module transmits the marked data information to the data sorting module, the data sorting module receives the data information transmitted by the data classification module and sorts the data information, and the specific sorting process is as follows:
the method comprises the following steps: setting a duration range value MP;
step two: comparing the duration information in the data information with the duration range value according to the data analysis module, and judging according to the comparison result:
A. when Si > MP, the data information is judged to be music data;
B. when Si is in the duration range MP, judging the data information to be ring prompting music;
C. when Si is less than MP, the data information is judged to be short message prompting music;
step three: the data sorting module divides the data information into music data, ring tone prompting music and short message prompting music according to the judgment result;
step four: classifying data information in the three types of music data, ring tone prompting music and short message prompting music again according to the information of the expansion names;
the data storage module receives and stores the data information transmitted by the data sorting module;
the data receiving module is further configured to transmit updated data information to the data updating module, a replacement unit and an identification unit are arranged in the data updating module, the data updating module is configured to replace the updated data with old data in the storage module, and a specific replacement process is as follows:
the method comprises the following steps: the identification unit identifies the data information transmitted by the data receiving module and transmits the identified mark number to the data storage module;
step two: the data storage module receives the mark number and transmits the data information corresponding to the mark number to the replacement unit;
step three: acquiring data information transmitted by a data receiving module and a data storage module, and respectively marking the data information transmitted by the data receiving module and the data storage module as Ni and Oi, wherein i is 1.. n;
step four: replacing the Oi with Ni and transmitting the replaced data information to a data storage module for storage;
the data downloading module is internally provided with a login module, a verification module and a browsing module, and is used for logging in account information and selecting data information, and the specific selection process is as follows:
the method comprises the following steps: a user logs in an account in a logging module in the data downloading module;
step two: after logging in the account information, the user automatically jumps to a verification module, the verification module verifies the account information, and the verification result is as follows:
s1: if the verification is successful, judging that the user account is safe to log in, and automatically jumping to a browsing module;
s2: if the verification fails, judging that the password of the user account is wrong, automatically jumping to a login module, and if the user does not exist, automatically jumping to the login module to register the account number;
step three: a user browses data information in a browsing module and selects corresponding data information to be displayed;
the data downloading module transmits the selected data information and the account information to the authority management module, the authority management module is used for judging the downloading authority of the client, the authority management module stores the authority information of the data information, and the data information is downloaded according to the judgment result.
Preferably, the data analysis module receives the data information transmitted by the controller and performs classification and marking, and the specific classification and marking process is as follows:
the method comprises the following steps: the data classification module extracts data information with extension name information of mp3 from the data information received by the data receiving module, the data is classified into mp3 music format, and the information is marked as Pi, i is 1.. n;
step two: the data classification module extracts data information with the extension name information mid received in the data receiving module, the data is classified into a mid music format, and the information is marked as Mi, i is 1.n;
step three: the data classification module extracts data information with extension name information wma in the data information received by the data receiving module, the data is classified into wma music format, and the information is marked as Wi, i is 1.
Step four: the data classification module extracts data information with the extension name information of avi from the data information received by the data receiving module, the data is classified into an avi music format, and the information is marked as Ai, i is 1.. n;
step five: the data classification module extracts data information with the extension name information of cda from the data information received by the data receiving module, the data is classified into a cda music format, and the information is marked as Ci, i is 1.. n;
step six: the data classification module marks the duration information in the data information received in the data receiving module as Si, i is 1.
Preferably, the data downloading module transmits the selected data information and the account information to the authority management module, the authority management module is configured to determine a downloading authority of the client, and the specific determination process is as follows:
the method comprises the following steps: according to the account information transmitted by the data downloading module, marking the account information as Ki, wherein i is 1.
Step two: according to the data information transmitted by the data downloading module, marking the data information as Li, i is 1.. n;
step three: according to the authority information of the data information stored in the authority management module, marking the authority information as Qi, wherein i is 1.. n, and Li corresponds to Qi one by one;
step four: comparing the authority information with the account information, wherein the comparison result is as follows:
s1: if the result is consistent, the account and the data information are judged to belong to the same platform and can be downloaded freely;
s2: if the results are inconsistent, the account and the data information are judged not to belong to the same platform and cannot be downloaded freely, the user is automatically jumped to a payment page to inquire whether the user selects to pay for downloading: a. if not, the downloading page is automatically closed, and if yes, the first payment and then downloading are carried out.
Preferably, the authority management module transmits the hostile result to the data storage module, the data storage module receives the hostile result transmitted by the authority management module and transmits corresponding data information to the download storage module, the download storage module is used for storing the data information downloaded in the data storage module, the download recording module is used for recording the downloaded data information, and the display screen is used for displaying the comparison result of the authority management module.
Preferably, the data receiving module is in communication connection with the controller, the controller is in communication connection with the display screen, the controller is in communication connection with the data classification module, the data sorting module is in communication connection with the data classification module, the data storage module is in communication connection with the data sorting module, the data updating module is in communication connection with the data storage module and the data receiving module respectively, the data downloading module is in communication connection with the authority management module, the authority management module is in communication connection with the data storage module, the downloading storage module is in communication connection with the authority module, and the downloading recording module is in communication connection with the authority management module.
The invention has the beneficial effects that:
(1) the data receiving module is used for receiving data information input by workers, the data receiving module transmits the data information to the controller, the controller receives the data information transmitted by the data receiving module and transmits the data information to the data classification module, the data classification module receives the data information transmitted by the controller and carries out classification marking on the music information, the classification marking module transmits the classification information to the data sorting module, the data sorting module receives the classification information transmitted by the data classification module and carries out sorting planning, the data information is classified and marked through the data classification module and the data sorting module, and finally, the data storage is prevented from being disordered, the searching is facilitated, the time of users in the searching process is saved, and the working efficiency is improved.
(2) The data updating module receives updated data information transmitted by the data receiving module and identifies the updated data information, the data updating module transmits the identified data to the data storage module, the data storage module receives identification data transmitted by the data updating module and transmits corresponding data information to the data updating module, the data updating module replaces and stores the updated data information and old data information, the updated data and old data are marked through the data updating module, the updated data and old data are distinguished conveniently, and the old data are finally replaced by new data and stored in the original position, so that the situations of data repetition, user downloading errors and the like are prevented.
(3) The data downloading module transmits logged account information and browsed selected data information to the authority management module, the authority management module calls a data information authority platform stored inside, the stored data information authority platform is compared with the logged account in the data downloading module, the downloading authority of a user is judged, the data information is finally downloaded into the downloading storage module and recorded in the downloading recording module, the safety of the user account is improved through the setting of the data downloading module, the economic loss of the user is reduced, the authority of the data information is analyzed and judged through the setting of the authority management module, the protection of the authority of the data information is improved, the copyright dispute is prevented, and unnecessary troubles are reduced.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a block diagram of the system of the present invention.
Detailed Description
As shown in fig. 1, the music storage and extraction system based on big data comprises a data receiving module, a controller, a display screen, a data classification module, a data sorting module, a data storage module, a data updating module, a data downloading module, a rights management module, a downloading storage module and a downloading recording module;
the data receiving module is used for receiving data information input by a worker, the data information comprises extension information and duration information, the data receiving module transmits the data information to the controller, the controller receives the data information transmitted by the data receiving module and transmits the data information to the data classifying module, the data classifying module is used for classifying and marking music information, the data analyzing module receives the data information transmitted by the controller and classifies and marks the data information to obtain a duration information mark Si, i is 1.. n;
the data sorting module is used for sorting the data information, the data classification module transmits the marked data information to the data sorting module, the data sorting module receives the data information transmitted by the data classification module and sorts the data information, and the specific sorting process is as follows:
the method comprises the following steps: setting a duration range value MP;
step two: comparing the duration information in the data information with the duration range value according to the data analysis module, and judging according to the comparison result:
A. when Si > MP, the data information is judged to be music data;
B. when Si is in the duration range MP, judging the data information to be ring prompting music;
C. when Si is less than MP, the data information is judged to be short message prompting music;
step three: the data sorting module divides the data information into music data, ring tone prompting music and short message prompting music according to the judgment result;
step four: classifying data information in the three types of music data, ring tone prompting music and short message prompting music again according to the information of the expansion names;
the data storage module receives and stores the data information transmitted by the data sorting module;
the data receiving module is further configured to transmit updated data information to the data updating module, a replacement unit and an identification unit are arranged in the data updating module, the data updating module is configured to replace the updated data with old data in the storage module, and a specific replacement process is as follows:
the method comprises the following steps: the identification unit identifies the data information transmitted by the data receiving module and transmits the identified mark number to the data storage module;
step two: the data storage module receives the mark number and transmits the data information corresponding to the mark number to the replacement unit;
step three: acquiring data information transmitted by a data receiving module and a data storage module, and respectively marking the data information transmitted by the data receiving module and the data storage module as Ni and Oi, wherein i is 1.. n;
step four: replacing the Oi with Ni and transmitting the replaced data information to a data storage module for storage;
the data downloading module is internally provided with a login module, a verification module and a browsing module, and is used for logging in account information and selecting data information, and the specific selection process is as follows:
the method comprises the following steps: a user logs in an account in a logging module in the data downloading module;
step two: after logging in the account information, the user automatically jumps to a verification module, the verification module verifies the account information, and the verification result is as follows:
s1: if the verification is successful, judging that the user account is safe to log in, and automatically jumping to a browsing module;
s2: if the verification fails, judging that the password of the user account is wrong, automatically jumping to a login module, and if the user does not exist, automatically jumping to the login module to register the account number;
step three: a user browses data information in a browsing module and selects corresponding data information to be displayed;
the data downloading module transmits the selected data information and the account information to the authority management module, the authority management module is used for judging the downloading authority of the client, the authority management module stores the authority information of the data information, and the data information is downloaded according to the judgment result.
The data analysis module receives data information transmitted by the controller and carries out classification marking, and the specific classification marking process is as follows:
the method comprises the following steps: the data classification module extracts data information with extension name information of mp3 from the data information received by the data receiving module, the data is classified into mp3 music format, and the information is marked as Pi, i is 1.. n;
step two: the data classification module extracts data information with the extension name information mid received in the data receiving module, the data is classified into a mid music format, and the information is marked as Mi, i is 1.n;
step three: the data classification module extracts data information with extension name information wma in the data information received by the data receiving module, the data is classified into wma music format, and the information is marked as Wi, i is 1.
Step four: the data classification module extracts data information with the extension name information of avi from the data information received by the data receiving module, the data is classified into an avi music format, and the information is marked as Ai, i is 1.. n;
step five: the data classification module extracts data information with the extension name information of cda from the data information received by the data receiving module, the data is classified into a cda music format, and the information is marked as Ci, i is 1.. n;
step six: the data classification module marks the duration information in the data information received in the data receiving module as Si, i is 1.
The data downloading module transmits the selected data information and the account information to the authority management module, the authority management module is used for judging the downloading authority of the client, and the specific judging process is as follows:
the method comprises the following steps: according to the account information transmitted by the data downloading module, marking the account information as Ki, wherein i is 1.
Step two: according to the data information transmitted by the data downloading module, marking the data information as Li, i is 1.. n;
step three: according to the authority information of the data information stored in the authority management module, marking the authority information as Qi, wherein i is 1.. n, and Li corresponds to Qi one by one;
step four: comparing the authority information with the account information, wherein the comparison result is as follows:
s1: if the result is consistent, the account and the data information are judged to belong to the same platform and can be downloaded freely;
s2: if the results are inconsistent, the account and the data information are judged not to belong to the same platform and cannot be downloaded freely, the user is automatically jumped to a payment page to inquire whether the user selects to pay for downloading: a. if not, the downloading page is automatically closed, and if yes, the first payment and then downloading are carried out.
The authority management module transmits the hostile result to the data storage module, the data storage module receives the hostile result transmitted by the authority management module and transmits corresponding data information to the download storage module, the download storage module is used for storing the downloaded data information in the data storage module, the download recording module is used for recording the downloaded data information, and the display screen is used for displaying the comparison result of the authority management module.
The data receiving module is in communication connection with the controller, the controller is in communication connection with the display screen, the controller is in communication connection with the data classification module, the data sorting module is in communication connection with the data classification module, the data storage module is in communication connection with the data sorting module, the data updating module is in communication connection with the data storage module and the data receiving module respectively, the data downloading module is in communication connection with the authority management module, the authority management module is in communication connection with the data storage module, the downloading storage module is in communication connection with the authority module, and the downloading recording module is in communication connection with the authority management module.
The music storage and extraction system based on big data comprises a data receiving module, a data sorting module, a data updating module, a data storage module and a data updating module, wherein the data receiving module is used for receiving data information input by workers during working, the data receiving module is used for transmitting the data information to a controller, the controller is used for receiving the data information transmitted by the data receiving module and transmitting the data information to the data sorting module, the data sorting module is used for receiving the data information transmitted by the controller and classifying and marking the music information, the classifying and marking module is used for transmitting the classified information to the data sorting module, the data sorting module is used for receiving the classified information transmitted by the data sorting module and performing sorting and planning, the data updating module is used for receiving the updated data information transmitted by the data receiving module and identifying the updated data information, the data updating module is used for transmitting the identified data to the data storage module, the data storage module is, the data updating module replaces and stores updated data information and old data information, the data downloading module transmits logged account information and browsed and selected data information to the authority management module, the authority management module calls a data information authority platform stored inside, the stored data information authority platform is compared with the logged account in the data downloading module, the downloading authority of a user is judged, and finally the data information is downloaded into the downloading storage module and recorded in the downloading recording module.
The data receiving module is used for receiving data information input by workers, the data receiving module transmits the data information to the controller, the controller receives the data information transmitted by the data receiving module and transmits the data information to the data classifying module, the data classifying module receives the data information transmitted by the controller and carries out classification marking on music information, the classification marking module transmits the classification information to the data sorting module, the data sorting module receives the classification information transmitted by the data classifying module and carries out sorting planning, the data information is classified and marked through the arrangement of the data classifying module and the data sorting module, and finally, classification sorting is carried out, so that disorder of data storage is prevented, searching is facilitated, time of users in searching is saved, and working efficiency is improved.
Meanwhile, the data updating module receives updated data information transmitted by the data receiving module and identifies the updated data information, the data updating module transmits the identified data into the data storage module, the data storage module receives the identification data transmitted by the data updating module and transmits corresponding data information to the data updating module, the data updating module replaces and stores the updated data information and old data information, the updated data and old data are marked through the data updating module, the updated data and the old data are distinguished conveniently, and the old data are finally replaced by new data and stored in the original position, so that the situations of data repetition, user downloading errors and the like are prevented.
Meanwhile, the data downloading module transmits the logged account information and the browsed selected data information to the authority management module, the authority management module calls a data information authority platform stored inside, the stored data information authority platform is compared with the logged account in the data downloading module, the downloading authority of a user is judged, the data information is finally downloaded into the downloading storage module and recorded in the downloading recording module, the safety of the user account is improved through the setting of the data downloading module, the economic loss of the user is reduced, the authority of the data information is analyzed and judged through the setting of the authority management module, the protection of the authority of the data information is improved, the dispute of copyright is prevented, and unnecessary troubles are reduced.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.
Claims (5)
1. The music storage and extraction system based on big data is characterized by comprising a data receiving module, a controller, a display screen, a data classification module, a data sorting module, a data storage module, a data updating module, a data downloading module, a permission management module, a downloading storage module and a downloading recording module;
the data receiving module is used for receiving data information input by a worker, the data information comprises extension name information and duration information, the data receiving module transmits the data information to the controller, the controller receives the data information transmitted by the data receiving module and transmits the data information to the data classifying module, the data classifying module is used for classifying and marking the data information, the data classifying module receives the data information transmitted by the controller and classifies and marks the data information to obtain a duration information mark Si, and i =1.. n;
the data sorting module is used for sorting the data information, the data classification module transmits the marked data information to the data sorting module, the data sorting module receives the data information transmitted by the data classification module and sorts the data information, and the specific sorting process is as follows:
the method comprises the following steps: setting a duration range value MP;
step two: comparing the duration information in the data information with the duration range value MP according to the data classification module, and judging according to the comparison result:
when Si is greater than the duration range value MP, the data information is judged to be music data;
when Si is in the duration range MP, judging the data information to be ring prompting music;
when Si is less than the duration range value MP, the data information is judged to be short message prompt music;
step three: the data sorting module divides the data information into music data, ring tone prompting music and short message prompting music according to the judgment result;
step four: classifying data information in the three types of music data, ring tone prompting music and short message prompting music again according to the information of the expansion names;
the data storage module receives and stores the data information transmitted by the data sorting module;
the data receiving module is further configured to transmit updated data information to a data updating module, a replacing unit and an identifying unit are arranged in the data updating module, the data updating module is configured to replace updated data with old data in the storage module, and a specific replacing process is as follows:
the method comprises the following steps: the identification unit identifies the data information transmitted by the data receiving module and transmits the identified mark number to the data storage module;
step two: the data storage module receives the mark number and transmits the data information corresponding to the mark number to the replacement unit;
step three: acquiring data information transmitted by a data receiving module and a data storage module, and respectively marking the data information transmitted by the data receiving module and the data storage module as Ni and Oi, wherein i =1.. n;
step four: replacing the Oi with Ni and transmitting the replaced data information to a data storage module for storage;
the data downloading module is internally provided with a login module, a verification module and a browsing module, and is used for logging in account information and selecting data information, and the specific selection process is as follows:
the method comprises the following steps: a user logs in an account in a logging module in the data downloading module;
step two: after logging in the account information, the user automatically jumps to a verification module, the verification module verifies the account information, and the verification result is as follows:
s1: if the verification is successful, judging that the user account is safe to log in, and automatically jumping to a browsing module;
s2: if the verification fails, judging that the password of the user account is wrong, automatically jumping to a login module, and if the user does not exist, automatically jumping to the login module to register the account number;
step three: a user browses data information in a browsing module and selects corresponding data information to download;
the data downloading module transmits the selected data information and the account information to the authority management module, the authority management module is used for judging the downloading authority of the client, the authority management module stores the authority information of the data information, and the data information is downloaded according to the judgment result.
2. The big data based music storage and extraction system according to claim 1, wherein the data classification module receives the data information transmitted by the controller and performs classification labeling, and the specific classification labeling process is as follows:
the method comprises the following steps: the data classification module extracts data information with mp3 as extension name information in the data information received by the data receiving module, the data is classified into mp3 music format, and the information is marked as Pi, i =1.. n;
step two: the data classification module extracts data information with the extension name information mid received in the data receiving module, the data is classified into a mid music format, and the information is marked as Mi, i =1.. n;
step three: the data classification module extracts data information with extension name information of wma received in the data information receiving module, the data is classified into wma music format, and the data information is marked as Wi, i =1.. n;
step four: the data classification module extracts data information with the extension name information of avi from the data information received by the data receiving module, the data is classified into an avi music format, and the information is marked as Ai, i =1.. n;
step five: the data classification module extracts data information with the extension name information of cda from the data information received by the data receiving module, the data is classified into a cda music format, and the information is marked as Ci, i =1.. n;
step six: the data classification module marks the duration information in the data information received in the data receiving module as Si, i =1.. n.
3. The big data-based music storage and extraction system according to claim 1, wherein the data download module transmits the selected data information and account information to the rights management module, the rights management module is configured to determine a download right of a client, and the specific determination process is as follows:
the method comprises the following steps: according to the account information transmitted by the data downloading module, marking the account information as Ki, i =1.. n;
step two: according to the data information transmitted by the data downloading module, marking the data information as Li, i =1.. n;
step three: according to the authority information of the data information stored in the authority management module, marking the authority information as Qi, i =1.. n, and enabling Li to correspond to Qi one by one;
step four: comparing the authority information with the account information, wherein the comparison result is as follows:
s1: if the result is consistent, the account and the data information are judged to belong to the same platform and can be downloaded freely;
s2: if the results are inconsistent, the account and the data information are judged not to belong to the same platform and cannot be downloaded freely, the user is automatically jumped to a payment page to inquire whether the user selects to pay for downloading: a. if not, the downloading page is automatically closed, and if yes, the first payment and then downloading are carried out.
4. The big data based music storage and extraction system according to claim 1, wherein the rights management module transmits the comparison result to the data storage module, the data storage module receives the comparison result transmitted by the rights management module and transmits corresponding data information to the download storage module, the download storage module is used for storing the data information downloaded from the data storage module, the download recording module is used for recording the downloaded data information, and the display screen is used for displaying the comparison result of the rights management module.
5. The big data based music storage and extraction system according to claim 1, wherein the data receiving module is communicatively connected to a controller, the controller is communicatively connected to a display screen, the controller is communicatively connected to a data sorting module, the data sorting module is communicatively connected to the data sorting module, the data storage module is communicatively connected to the data sorting module, the data updating module is communicatively connected to the data storage module and the data receiving module respectively, the data downloading module is communicatively connected to a rights management module, the rights management module is communicatively connected to the data storage module, the downloading storage module is communicatively connected to the rights module, and the downloading recording module is communicatively connected to the rights management module.
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| CN102262646A (en) * | 2011-05-26 | 2011-11-30 | 深圳市九洲电器有限公司 | Music document classifying method of set-top box |
| CN104797001A (en) * | 2015-03-10 | 2015-07-22 | 高唱 | Music playing method and vehicle-mounted music playing system |
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| US9710221B2 (en) * | 2014-12-23 | 2017-07-18 | Alistair James MacDonald | Intelligent safer music system for an operating room |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102262646A (en) * | 2011-05-26 | 2011-11-30 | 深圳市九洲电器有限公司 | Music document classifying method of set-top box |
| CN104797001A (en) * | 2015-03-10 | 2015-07-22 | 高唱 | Music playing method and vehicle-mounted music playing system |
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