WO2014174744A1 - データ検索装置、データ検索プログラムおよびデータ検索方法 - Google Patents

データ検索装置、データ検索プログラムおよびデータ検索方法 Download PDF

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Publication number
WO2014174744A1
WO2014174744A1 PCT/JP2014/000907 JP2014000907W WO2014174744A1 WO 2014174744 A1 WO2014174744 A1 WO 2014174744A1 JP 2014000907 W JP2014000907 W JP 2014000907W WO 2014174744 A1 WO2014174744 A1 WO 2014174744A1
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Prior art keywords
data
search
attribute
local database
attribute data
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Ceased
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PCT/JP2014/000907
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English (en)
French (fr)
Japanese (ja)
Inventor
朗浩 小笠原
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Denso Corp
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Denso Corp
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Publication date
Application filed by Denso Corp filed Critical Denso Corp
Priority to US14/784,436 priority Critical patent/US10146844B2/en
Publication of WO2014174744A1 publication Critical patent/WO2014174744A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/25—Integrating or interfacing systems involving database management systems
    • G06F16/254—Extract, transform and load [ETL] procedures, e.g. ETL data flows in data warehouses

Definitions

  • This disclosure relates to a data search device, a data search program, and a data search method.
  • Patent Literature 1 discloses a technique for creating a music list according to the transfer rate of media and searching and specifying music data based on the music list.
  • the inventor of the present application has found the following regarding the technology related to the data search device, the data search program, and the data search method.
  • Conventional audio devices and the like have disclosed a technique for extracting search data from inserted media, searching a database based on the search data, and specifying content attributes.
  • the content attribute indicates, for example, the name of a song.
  • this technique when the corresponding data does not exist in the database, there is a possibility that the content attribute cannot be specified.
  • the local database stores the search data and the content attribute data in association with each other, and the search data extraction unit searches from media inserted from the outside.
  • the attribute data search unit searches the attribute data corresponding to the search data extracted by the search data extraction unit from the local database. If the attribute data corresponding to the search data extracted by the search data extraction unit does not exist in the local database, the search data storage unit stores the search data. Then, when the local database is updated, the attribute data search unit re-searches the attribute data corresponding to the search data stored in the search data storage unit from the local database.
  • the search data extraction step of extracting search data from an externally inserted medium, and the search data extracted by the search data extraction step If the attribute data corresponding to the search data extracted by the attribute data search step for searching the attribute data from the local database and the search data extraction step does not exist in the local database, the search data A search data storage step for storing the attribute, and an attribute for re-searching the attribute data corresponding to the search data stored in the search data storage step from the local database when the local database is updated Including a data re-search step Data search method of performing a data search of the data search method described above is provided.
  • a program according to an example of the present disclosure is a data search program that executes the above-described data search method.
  • a program for executing the above procedure is stored in a non-transitory tangible storage medium.
  • the search data used in the search is temporarily stored, Thereafter, when the local database is updated, the attribute data is automatically searched again based on the saved search data. Thereby, even if the corresponding attribute data does not exist in the local database, the attribute of the content recorded on the medium can be specified.
  • FIG. 1 is a block diagram schematically showing the configuration of the data search device according to the present embodiment.
  • FIG. 2 is a diagram illustrating an example of a local database.
  • FIG. 3 is a diagram illustrating an example of a user-specific database.
  • FIG. 4 is a flowchart showing an example of the operation content of the data search device.
  • FIG. 5 is a flowchart illustrating an example of operation contents of the data search apparatus.
  • a data search apparatus 10 shown in FIG. 1 is applied to, for example, an in-vehicle audio device mounted on a vehicle, and includes a control unit 11, a media insertion unit 12, an output unit 13, a data storage unit 14, a communication unit 15, and the like.
  • the control unit 11 includes a CPU, RAM, and ROM (not shown) and controls the overall operation of the data search device 10. Further, the control unit 11 virtually implements the search data extraction processing unit 21, the attribute data search processing unit 22, and the search data storage processing unit 23 by software by executing a data search program in the CPU.
  • the processing units 21 to 23 may be realized in hardware as an integrated circuit integrated with the control unit 11, for example.
  • the output unit 13 includes a visual output unit 131 including, for example, a liquid crystal display or an organic EL display, and an auditory output unit 132 including, for example, a vehicle-mounted speaker.
  • the control unit 11 reads content data from the media inserted in the media insertion unit 12 and outputs content such as music and video from the output unit 13 based on the content data.
  • the data storage unit 14 is composed of a storage device such as a hard disk drive. In this case, a local database 141 and a user specific database 142 are constructed in the data storage unit 14. Further, the data storage unit 14 is provided with a temporary storage area 143 for temporarily storing search data, as will be described in detail later.
  • the local database 141 stores search data stored in various media and content attribute data recorded in various media in association with each other.
  • the search data includes, for example, TOC data (TOC: Table of Contents) stored on various media, that is, data indicating the recorded contents of the media, file structure data indicating the file structure of various media, and various media.
  • Waveform data indicating the waveform of the included sound is included.
  • the content attribute data includes, for example, content name data indicating the name of the content recorded on the medium, artist name data indicating the artist name, photo data indicating the photo used in the jacket, and the like.
  • the user-specific database 142 stores the attribute data actually searched by the data search apparatus 10 and the search data actually used when searching for the attribute data as will be described in detail later. Data is stored in association with each other. In the examples shown in FIGS. 2 and 3, the detailed contents of each data are omitted.
  • the communication unit 15 includes a wireless communication module, for example, and is connected to an external data distribution server 31 through an Internet access point (not shown) so as to be communicable.
  • the control unit 11 receives update data for the local database 141 from the data distribution server 31 via the communication unit 15. Then, when receiving the update data from the data distribution server 31, the control unit 11 updates the local database 141 based on the update data.
  • the communication unit 15 is also communicably connected to an external database 41 (hereinafter referred to as “external database 41”) via an Internet access point. Similar to the local database 141, the external database 41 stores search data stored in various media and content attribute data recorded in various media in association with each other. The content of the external database 41 is constantly or periodically updated based on data collected from various information sources via the Internet. Therefore, the external database 41 is more likely to be maintained in the latest state than the local database 141. In addition, since the external database 41 is constructed based on data collected from various information sources via the Internet, it is highly possible that the contents are more substantial than the contents of the local database 141. That is, there is a high possibility that the external database 41 stores search data and attribute data related to more media than the local database 141.
  • the search data extraction processing unit 21 is an example of a search data extraction unit.
  • This search data includes TOC data, file structure data, waveform data, and the like of the medium.
  • the attribute data search processing unit 22 is an example of an attribute data search unit.
  • attribute data corresponding to the search data extracted by the search data extraction processing unit 21 is retrieved from the local database 141. Search for.
  • the control unit 11 is inserted based on the attribute data.
  • the attributes of the media that is, the name of the content recorded on the media, the artist name of the content, and the like are specified.
  • the search data storage processing unit 23 is an example of a search data storage unit, and attribute data corresponding to the search data extracted by the search data extraction processing unit 21 as a result of the search processing by the attribute data search processing unit 22 is obtained. If the local database 141 does not exist, the search data storage process is executed to save the search data in the temporary storage area 143. The search data stored in the temporary storage area 143 is automatically detected when the corresponding attribute data is searched or when the search data is stored in the user-specific database 142 as will be described in detail later. Will be erased.
  • the attribute data search processing unit 22 performs attribute data re-search processing to obtain attribute data corresponding to the search data stored in the temporary storage area 143. Then, search again from the updated local database 141. Further, the attribute data search processing unit 22 executes the attribute data re-search process even when the communication unit 15 of the data search device 10 is connected to the external database 41 regardless of whether or not the local database 141 is updated. Thus, the attribute data corresponding to the search data stored in the temporary storage area 143 is re-searched from the external database 41 in the latest state.
  • the attribute data search processing unit 22 first searches attribute data corresponding to the TOC data included in the search data extracted by the search data extraction processing unit 21 in the local database when searching for attribute data and when searching again. Search from 141. If the attribute data corresponding to the TOC data does not exist in the local database 141, the attribute data search processing unit 22 performs data other than the TOC data included in the search data extracted by the search data extraction processing unit 21. The attribute data corresponding to the file structure data is searched from the local database 141. When the attribute data corresponding to the file structure data does not exist in the local database 141, the attribute data search processing unit 22 uses the TOC data and file included in the search data extracted by the search data extraction processing unit 21.
  • the local database 141 is searched for attribute data corresponding to waveform data that is data other than structure data.
  • the attribute data search processing unit 22 first searches for the corresponding attribute data based on the TOC data included in the search data, and when the corresponding attribute data is not searched, the data other than the TOC data is searched.
  • the attribute data corresponding to the original is sequentially searched.
  • the data search apparatus 10 extracts search data from the medium (S2).
  • This step S2 is an example of a search data extraction step.
  • the data search device 10 searches the local database 141 for attribute data corresponding to the extracted search data (S3).
  • This step S3 is an example of an attribute data search step. If the corresponding attribute data exists in the local database 141 (S4: YES), the data search device 10 specifies the attribute of the content recorded on the medium based on the attribute data (S5). . Then, the data search device 10 stores the searched attribute data and the search data used when searching for the attribute data in the user specific database 142 in association with each other (S6).
  • the data search device 10 stores the search data in the temporary storage area 143 (S7).
  • This step S7 is an example of a search data storage step.
  • the data search device 10 performs a re-search of attribute data (S9).
  • This step S9 is an example of an attribute data re-search step.
  • step S9 when the local database 141 is updated, the data search device 10 re-searches the attribute data corresponding to the search data being saved from the updated local database 141.
  • the data search device 10 if the data search device 10 is connected to the external database 41, the data search device 10 re-searches the attribute data corresponding to the search data being saved from the external database 41 in the latest state. And the data search device 10 transfers to step S5, when applicable attribute data are searched (S10: YES). On the other hand, if the corresponding attribute data is not searched, the data search device 10 proceeds to step S8.
  • the attribute data and the search data used for searching the attribute data are accumulated in the user specific database 142. . Therefore, as shown in FIG. 5, when the data retrieval apparatus 10 extracts the retrieval data from the media (S1: YES) at the next media insertion (S2), first, an attribute corresponding to the retrieval data is obtained. Data is retrieved from the user specific database 142 (S3a). When the attribute data corresponding to the search data does not exist in the user specific database 142 (S4a: NO), the data search device 10 searches the local database 141 for the attribute data corresponding to the search data. (S3). On the other hand, if the attribute data corresponding to the search data exists in the user specific database 142 (S4a: YES), the data search device 10 proceeds to step S5.
  • the search data used for the search is stored in the temporary storage area 143.
  • the attribute data is automatically re-searched based on the stored search data.
  • the search data used for the search is temporarily stored in the temporary storage area 143. After that, when the data search device 10 is connected to the external database 41, the attribute data is automatically searched again based on the search data being saved. Thereby, even when the corresponding attribute data does not exist in the local database 141, the attribute of the content recorded on the medium is specified by using the data search device 10 as a trigger when connected to the external database 41. Can do.
  • the data search device 10 when a medium is inserted, the data search device 10 first searches the user specific database 142 for attribute data corresponding to the extracted search data.
  • the attribute data corresponding to the search data does not exist in the user specific database 142
  • the attribute data corresponding to the search data is searched from the local database 141.
  • the user specific database 142 stores search data and attribute data that have been actually searched or re-searched in the past, that is, data related to media frequently used by the user. Therefore, when media is inserted, the attribute data is first searched from the user specific database 142, thereby increasing the probability that the corresponding attribute data is searched. Therefore, it is possible to avoid the search process for the local database 141 or the search process for the external database 41 from being performed wastefully.
  • the data search device 10 first searches the local database 141 for the corresponding attribute data based on the TOC data included in the search data extracted from the media.
  • the data search device 10 searches the local database 141 for the corresponding attribute data based on the data other than the TOC data included in the search data. To do.
  • attribute data can be searched based on other data, and the corresponding attribute data is searched. Probability can be improved.
  • the search data may include data other than the data described above.
  • the attribute data may include data other than the data described above.
  • the local database stores search data and content attribute data in association with each other, and the search data extraction unit is inserted from the outside.
  • the search data is extracted from the media, and the attribute data search unit searches the local database for attribute data corresponding to the search data extracted by the search data extraction unit. If the attribute data corresponding to the search data extracted by the search data extraction unit does not exist in the local database, the search data storage unit stores the search data. Then, when the local database is updated, the attribute data search unit re-searches the attribute data corresponding to the search data stored in the search data storage unit from the local database.
  • the search data used in the search is temporarily saved, and then saved when the local database is updated.
  • the attribute data is automatically re-searched based on the search data.
  • each section is expressed as S10, for example.
  • each section can be divided into a plurality of subsections, while a plurality of sections can be combined into one section.
  • each section configured in this manner can be referred to as a device, module, or means.

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  • Engineering & Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Data Mining & Analysis (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
PCT/JP2014/000907 2013-04-25 2014-02-21 データ検索装置、データ検索プログラムおよびデータ検索方法 Ceased WO2014174744A1 (ja)

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JP2013092434A JP6221325B2 (ja) 2013-04-25 2013-04-25 データ検索装置、データ検索プログラムおよびデータ検索方法

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JP6254669B1 (ja) 2016-12-19 2017-12-27 Ｆｄｃグローバル株式会社 情報処理装置、端末及びプログラム
US10810377B2 (en) 2017-01-31 2020-10-20 Boomi, Inc. Method and system for information retreival
CN108345659B (zh) * 2018-01-31 2020-11-24 平安科技（深圳）有限公司 一种数据处理方法、装置、设备及计算机可读存储介质
CN116303730B (zh) * 2023-05-18 2023-08-01 安徽泛联信息科技有限公司 一种数据可视化平台用异步数据源连接系统

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JP2004185770A (ja) * 2002-12-06 2004-07-02 Alpine Electronics Inc 音楽データ記憶装置及び記憶方法
JP2004258197A (ja) * 2003-02-25 2004-09-16 Pioneer Electronic Corp 情報提供システムおよび情報提供プログラム等
JP2005148775A (ja) * 2003-11-11 2005-06-09 Sony Corp 情報処理装置、および情報処理方法、並びにコンピュータ・プログラム

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JP4812109B2 (ja) 2006-12-25 2011-11-09 アルパイン株式会社 コンテンツデータ再生装置、コンテンツリスト作成方法及びコンテンツリスト検索方法
US20100039906A1 (en) * 2008-08-15 2010-02-18 Doug Strachota System and method for converting a cd collection to a different media or format

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Publication number Priority date Publication date Assignee Title
JP2004185770A (ja) * 2002-12-06 2004-07-02 Alpine Electronics Inc 音楽データ記憶装置及び記憶方法
JP2004258197A (ja) * 2003-02-25 2004-09-16 Pioneer Electronic Corp 情報提供システムおよび情報提供プログラム等
JP2005148775A (ja) * 2003-11-11 2005-06-09 Sony Corp 情報処理装置、および情報処理方法、並びにコンピュータ・プログラム

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