JP2009206620A - Optical transmission system - Google Patents

Optical transmission system Download PDF

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JP2009206620A
JP2009206620A JP2008044688A JP2008044688A JP2009206620A JP 2009206620 A JP2009206620 A JP 2009206620A JP 2008044688 A JP2008044688 A JP 2008044688A JP 2008044688 A JP2008044688 A JP 2008044688A JP 2009206620 A JP2009206620 A JP 2009206620A
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information
lighting fixture
identification information
server
data table
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JP5285301B2 (en
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Kazufumi Nagasoe
和史 長添
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Panasonic Electric Works Co Ltd
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Panasonic Electric Works Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/40Control techniques providing energy savings, e.g. smart controller or presence detection

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Abstract

<P>PROBLEM TO BE SOLVED: To quickly provide a user with a current position, the peripheral area information, and the like, while simplifying a system in an optical transmission system. <P>SOLUTION: The optical transmission system 1 includes: a plurality of luminaires 2 including identification information on a tool in light output of a light source; a reception terminal 3 for receiving the identification information outputted from the luminaire 2; and a server 5 for storing a translation data table for translating the identification information on the luminaire 2 into the position information of the luminaire 2 and additional information related to the position information. The reception terminal 3 collectively acquires the translation data table and the additional information in a setting area relating to the luminaire 2 from the server 5, when receiving identification information from a prescribed luminaire 2. The reception terminal 3 refers to the translation data table to output the position information corresponding to the identification information and the additional information, when receiving identification information from the luminaire 2 in the setting area. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

本発明は、可視光通信を利用し、ユーザに対して現在位置やその周辺エリア情報等を提供する光伝送システムに関する。   The present invention relates to an optical transmission system that uses visible light communication to provide a user with information on a current position and surrounding area.

従来より、建物の内部に設置された複数の照明器具と、照明器具から可視光により出力されるデータを受信する携帯用の受信端末を備えた光伝送システムが知られている。この種のシステムとして、例えば、受信端末が照明器具から位置情報を受信すると、情報管理サーバにアクセスして位置情報に関連する情報を受信し、現在位置や目的地に至る経路等の情報を出力するシステムがある(例えば、特許文献1参照)。また、上記システムのその他の形態として、照明器具が情報管理サーバと接続され、受信端末が照明器具から位置情報や緊急情報等を受信し、当該情報を出力するシステムがある(例えば、特許文献2参照)。   2. Description of the Related Art Conventionally, an optical transmission system including a plurality of lighting fixtures installed in a building and a portable receiving terminal that receives data output from the lighting fixtures by visible light is known. As this type of system, for example, when the receiving terminal receives position information from the lighting equipment, it accesses the information management server to receive information related to the position information, and outputs information such as the current position and the route to the destination. There is a system (see, for example, Patent Document 1). As another form of the above system, there is a system in which a lighting fixture is connected to an information management server, a receiving terminal receives position information, emergency information, and the like from the lighting fixture and outputs the information (for example, Patent Document 2). reference).

しかしながら、特許文献1に記載されるようなシステムでは、受信端末は照明器具から位置情報を取得する度に、サーバにアクセスすることになるので、ユーザに対して現在位置や目的地に至る経路等の情報を迅速に提供することができない。また、特許文献2に記載されるようなシステムでは、複数の照明器具とサーバとの間でネットワークを構築する必要があると共に、照明器具から多くの情報を送信するために光出力の制御が複雑となる。
特開2007−33125号公報 特開2006−135859公報
However, in a system such as that described in Patent Document 1, the receiving terminal accesses the server every time it acquires position information from the luminaire, so the route to the current position or destination for the user, etc. Information cannot be provided promptly. Moreover, in the system as described in Patent Document 2, it is necessary to construct a network between a plurality of lighting fixtures and a server, and control of light output is complicated because a lot of information is transmitted from the lighting fixtures. It becomes.
JP 2007-33125 A JP 2006-135859 A

本発明は、上記問題を解決するためになされたものであり、システムの簡素化を図りながらも、ユーザに対して現在位置やその周辺エリア情報等を迅速に提供することができる光伝送システムを提供することを目的とする。   The present invention has been made to solve the above problems, and provides an optical transmission system capable of promptly providing a user with the current position and its peripheral area information while simplifying the system. The purpose is to provide.

上記目的を達成するために請求項1の発明は、光源の光出力に器具の識別情報を含める複数の照明器具と、前記照明器具から出力される識別情報を受信する受信端末とを備える光伝送システムであって、前記照明器具の識別情報を当該照明器具の位置情報に翻訳するデータテーブルと、当該位置情報に関連付けられた付加情報とを記憶するサーバをさらに備え、前記受信端末は、所定の照明器具から識別情報を受信したときに、前記サーバから当該照明器具に関連する設定エリアにおけるデータテーブル及び付加情報を一括して取得し、当該設定エリアにある照明器具から識別情報を受信すると、当該データテーブルを参照して当該識別情報に対応する位置情報及び付加情報を出力するものである。   In order to achieve the above object, an invention according to claim 1 is an optical transmission comprising a plurality of lighting fixtures including identification information of a fixture in a light output of a light source, and a receiving terminal that receives the identification information output from the lighting fixture. The system further includes a data table that translates the identification information of the lighting fixture into position information of the lighting fixture, and a server that stores additional information associated with the position information. When the identification information is received from the lighting fixture, the data table and the additional information in the setting area related to the lighting fixture are collectively acquired from the server, and when the identification information is received from the lighting fixture in the setting area, With reference to the data table, position information and additional information corresponding to the identification information are output.

請求項2の発明は、請求項1に記載の発明において、前記照明器具の位置情報を設定するための設定端末をさらに備え、前記設定端末は、所定の位置に設置された照明器具から識別情報を受信し、当該識別情報に当該照明器具の位置情報を対応付けて前記サーバに送信するものである。   The invention of claim 2 is the invention of claim 1, further comprising a setting terminal for setting position information of the lighting fixture, wherein the setting terminal is identification information from a lighting fixture installed at a predetermined position. , And the position information of the lighting fixture is associated with the identification information and transmitted to the server.

請求項3の発明は、請求項1又は請求項2に記載の発明において、前記照明器具の識別情報は、当該照明器具の製造過程において自動的に設定されるものである。   According to a third aspect of the present invention, in the invention of the first or second aspect, the identification information of the luminaire is automatically set in the manufacturing process of the luminaire.

請求項1の発明によれば、設定エリアにおけるデータテーブル及び付加情報が、受信端末によって一括して取得され、受信端末が当該データテーブルを参照して当該識別情報に対応する位置情報及び付加情報を出力するので、ユーザは現在位置の情報やその周辺エリア情報等を迅速に取得することができる。さらに、受信端末とサーバ間の通信回数が削減され、受信端末の省電力化を実現できる。また、照明器具が出力する情報は識別情報だけであるので、システムの簡素化を図れる。また、本システムの管理者は付加情報のメンテナンスをサーバにおいて行うことができるので、システムの利便性が向上する。   According to the invention of claim 1, the data table and the additional information in the setting area are collectively acquired by the receiving terminal, and the receiving terminal refers to the data table to obtain the position information and the additional information corresponding to the identification information. Since the data is output, the user can quickly acquire information on the current position, information on the surrounding area, and the like. Furthermore, the number of communications between the receiving terminal and the server is reduced, and power saving of the receiving terminal can be realized. Further, since the information output from the lighting fixture is only the identification information, the system can be simplified. In addition, since the administrator of this system can perform maintenance of additional information on the server, the convenience of the system is improved.

請求項2の発明によれば、照明器具の据え付け後に行なう点検動作に併せて、照明器具の位置情報を識別情報に対応付けてサーバに送信することができるので、照明器具の位置情報を簡単に設定することができる。   According to the invention of claim 2, since the position information of the luminaire can be transmitted to the server in association with the identification information in conjunction with the inspection operation performed after the installation of the luminaire, the position information of the luminaire can be easily obtained. Can be set.

請求項3の発明によれば、照明器具の識別情報を設定するためにDIPスイッチや赤外線リモコン等の設定手段を照明器具に設ける必要がないので、照明器具の小型化と低コスト化を実現できる。   According to the invention of claim 3, since it is not necessary to provide the lighting device with setting means such as a DIP switch and an infrared remote controller in order to set the identification information of the lighting device, the lighting device can be reduced in size and cost. .

本発明の一実施形態に係る光伝送システムについて図面を参照して説明する。図1は本実施形態に係る光伝送システム1の概略構成を示す。光伝送システム1は、病院やデパート、工場等の広規模な建物の内部において、可視光通信を利用し、ユーザに対して現在位置やその周辺エリア情報等を提供するためものである。光伝送システム1は、光源の光出力に器具のID情報(識別情報)を含める複数の照明器具2と、照明器具2から出力されるID情報を受信する受信端末3と、ネットワーク4を介して、受信端末3から送信されるID情報を受信し、ID情報に相関するデータを受信端末3に返信するサーバ5とを備える。また、光伝送システム1には、照明器具2の位置情報を設定するための機器として、設定端末6が設けられる。   An optical transmission system according to an embodiment of the present invention will be described with reference to the drawings. FIG. 1 shows a schematic configuration of an optical transmission system 1 according to the present embodiment. The optical transmission system 1 is for providing a user with a current position and surrounding area information by using visible light communication inside a large-scale building such as a hospital, a department store, or a factory. The optical transmission system 1 includes a plurality of lighting fixtures 2 including the ID information (identification information) of the fixture in the light output of the light source, a receiving terminal 3 that receives the ID information output from the lighting fixture 2, and the network 4. The server 5 receives the ID information transmitted from the receiving terminal 3 and returns data correlated with the ID information to the receiving terminal 3. The optical transmission system 1 is provided with a setting terminal 6 as a device for setting position information of the lighting fixture 2.

ここで、ID情報に相関するデータとは、照明器具2のID情報を照明器具2の位置情報に翻訳する翻訳データテーブルと、照明器具2の位置情報に関連付けられた付加情報である。照明器具2は屋内の天井部分に設置され、受信端末3は屋内を徘徊するユーザに所持され、サーバ5は屋内又はシステムの管理者がいる施設等に設けられる。設定端末6は、照明器具2の据え付け時において施工者により操作されるものである。   Here, the data correlated with the ID information is a translation data table for translating the ID information of the lighting fixture 2 into the positional information of the lighting fixture 2, and additional information associated with the positional information of the lighting fixture 2. The luminaire 2 is installed on an indoor ceiling, the receiving terminal 3 is possessed by a user who stands indoors, and the server 5 is provided indoors or in a facility where a system administrator is present. The setting terminal 6 is operated by a contractor when the lighting fixture 2 is installed.

図2は照明器具2の内部構成を示す。照明器具2は、光源21と、光源21を点灯させる点灯回路22と、後述する製造装置7(図3)によって生成されるID情報を該装置から受信するID受信部23と、ID受信部23が受信したID情報を記憶するID記憶部24と、ID記憶部24に記憶されたID情報を可視光により出力するための制御を行う制御部25とを有する。ここで、ID情報とは、照明器具2の各々で異なる固有番号であって、例えば、MACアドレスやユビキタスIDセンタにより定められるユビキタスID等である。また、製造装置7とは、照明器具2の製造過程(例えば、検査工程)において、照明器具2の各々に対してID情報を自動的に設定するためのものである。   FIG. 2 shows an internal configuration of the lighting fixture 2. The luminaire 2 includes a light source 21, a lighting circuit 22 that turns on the light source 21, an ID receiving unit 23 that receives ID information generated by the manufacturing apparatus 7 (FIG. 3) described later, and the ID receiving unit 23. Includes an ID storage unit 24 that stores the received ID information, and a control unit 25 that performs control for outputting the ID information stored in the ID storage unit 24 with visible light. Here, the ID information is a unique number that is different for each of the lighting fixtures 2 and is, for example, a ubiquitous ID determined by a MAC address or a ubiquitous ID center. The manufacturing apparatus 7 is for automatically setting ID information for each of the lighting fixtures 2 in a manufacturing process (for example, an inspection process) of the lighting fixtures 2.

光源21は、蛍光灯やLED、有機EL、無電極ランプ等の可視光によるデータ送信が可能な照明用光源で構成される。点灯回路22は、スイッチング速度が速いパワーMOS-FET等で構成され、パルス変調又は周波数変調等の方式で、ユーザが光の変化を感じることがないように光源21の光出力を変調できる回路である。ID受信部23は、汎用性の高いRS−232C規格のインターフェイスIC等で構成される。ID記憶部24は、EEPROMやフラッシュメモリ等の書込み可能なメモリで構成され、自器具のID情報を記憶する。なお、ID記憶部24は、制御部25に内蔵されるものであってもよい。   The light source 21 is composed of an illumination light source capable of transmitting data by visible light, such as a fluorescent lamp, LED, organic EL, or electrodeless lamp. The lighting circuit 22 is composed of a power MOS-FET or the like having a high switching speed, and is a circuit that can modulate the light output of the light source 21 so that the user does not feel a change in light by a method such as pulse modulation or frequency modulation. is there. The ID receiving unit 23 is configured by a highly versatile RS-232C standard interface IC or the like. The ID storage unit 24 is composed of a writable memory such as an EEPROM or a flash memory, and stores ID information of the device itself. Note that the ID storage unit 24 may be built in the control unit 25.

制御部25は、マイコン等で構成され、光源21の光出力を点灯回路22によって変調制御し、ID記憶部24に記憶されたID情報を可視光により出力する。例えば、光源21を調光点灯な蛍光灯で構成する場合には、調光レベルに応じて所定の周波数をID情報に割り当てた調光テーブルを予め設定しておき、制御部25はこのテーブルに基づいて点灯回路22を制御して蛍光灯を点灯させるようにする。制御部25は、記憶されたID情報を可視光により一定間隔で繰り返し出力する。   The control unit 25 is configured by a microcomputer or the like, modulates and controls the light output of the light source 21 by the lighting circuit 22, and outputs the ID information stored in the ID storage unit 24 by visible light. For example, when the light source 21 is composed of a dimming fluorescent lamp, a dimming table in which a predetermined frequency is assigned to ID information according to the dimming level is set in advance, and the control unit 25 stores the table in this table. Based on this, the lighting circuit 22 is controlled to light the fluorescent lamp. The control unit 25 repeatedly outputs the stored ID information at regular intervals with visible light.

図3は上述した製造装置7の内部構成を示す。製造装置7は、照明器具2のID情報を生成するID生成部71と、ID生成部71によって生成されたID情報を照明器具2に送信するID送信部72と、ID生成部71によって生成されたID番号をラベル印刷するID印刷部73と、上記各部を制御する制御部74とを有する。   FIG. 3 shows the internal configuration of the manufacturing apparatus 7 described above. The manufacturing apparatus 7 is generated by an ID generation unit 71 that generates ID information of the lighting fixture 2, an ID transmission unit 72 that transmits the ID information generated by the ID generation unit 71 to the lighting fixture 2, and the ID generation unit 71. An ID printing unit 73 for printing the ID number and a control unit 74 for controlling the above-described units.

ID生成部71は、照明器具2の各々のID情報を管理し、照明器具2の各々で異なる固有番号となるようにID情報を生成する。なお、ID情報をユビキタスIDとした場合、番号の特定桁にはメーカ及び製造工場を示す番号が割り当てられる。ID送信部72は、照明器具2のID受信部23と同様のRS−232C規格のインターフェイスIC等で構成され、送信時において照明器具2のID受信部23とLAN(Local Area Network)ケーブル又は他の通信線により電気的に接続される。   The ID generation unit 71 manages the ID information of each of the lighting fixtures 2 and generates the ID information so that each of the lighting fixtures 2 has a different unique number. When the ID information is a ubiquitous ID, a number indicating a manufacturer and a manufacturing factory is assigned to a specific digit of the number. The ID transmission unit 72 is configured by an RS-232C standard interface IC or the like similar to the ID reception unit 23 of the lighting fixture 2, and the ID reception unit 23 of the lighting fixture 2 and a LAN (Local Area Network) cable or the like at the time of transmission. Are electrically connected by a communication line.

ID印刷部73は、プリンタで構成される。ID印刷部73によって印刷されるIDラベルは、該IDラベルに対応する照明器具2に貼り付けられる。IDラベルは、本システムの運用中において、故障した照明器具2のID情報を外部から確認するためのものであり、IDラベルの貼り付けは照明器具2の製造者等が行ってもよいし、制御部74による制御の下、ラベル貼付装置(図示しない)によって自動的に行うようにしてもよい。制御部74は、PC等で構成され、生成されたID情報を、ID送信部72から該ID情報に対応する照明器具2のID受信部23に送信し、照明器具2の各々に対してID情報を自動的に設定する。   The ID printing unit 73 is configured by a printer. The ID label printed by the ID printing unit 73 is affixed to the lighting fixture 2 corresponding to the ID label. The ID label is for confirming the ID information of the failed lighting fixture 2 from the outside during the operation of this system, and the manufacturer of the lighting fixture 2 or the like may apply the ID label, You may make it perform automatically by a label sticking apparatus (not shown) under control by the control part 74. FIG. The control unit 74 is configured by a PC or the like, and transmits the generated ID information from the ID transmission unit 72 to the ID reception unit 23 of the lighting fixture 2 corresponding to the ID information. Set information automatically.

図4は受信端末3の内部構成を示す。受信端末3は、可視光によるデータ受信が可能であり、かつネットワーク4と接続可能なPDA(Personal Digital Assistant)又は携帯電話機等で構成される。受信端末3は、照明器具2からの可視光を受光してID情報を受信可能な受光部31と、アンテナから送出する無線信号によりネットワーク4を介してサーバ5と通信を行う無線部32と、ユーザにより操作される操作部33と、各種画像データを表示する液晶モニタ34と、各種音声データを出力するスピーカ35と、本システムの動作プログラムやサーバ5から送信されるデータを記憶するメモリ36と、上記各部を制御する制御部37とを有する。   FIG. 4 shows the internal configuration of the receiving terminal 3. The receiving terminal 3 includes a PDA (Personal Digital Assistant) or a mobile phone that can receive data by visible light and can be connected to the network 4. The receiving terminal 3 receives a visible light from the luminaire 2 and can receive ID information, a wireless unit 32 that communicates with the server 5 via the network 4 by a wireless signal transmitted from an antenna, An operation unit 33 operated by a user, a liquid crystal monitor 34 for displaying various image data, a speaker 35 for outputting various audio data, a memory 36 for storing an operation program of the system and data transmitted from the server 5 And a control unit 37 for controlling the above-described units.

受光部31は、フォトダイオードやPINフォトダイオード等の受光素子と、受光素子によって受光された光からID情報を含んだ信号光のみを通過させる光学フィルタ等で構成される。メモリ36は、書込み可能なメモリで構成される。ここで、メモリ36が記憶する動作プログラムは、ユーザにより予めダウンロードされるものであり、屋内の歩行者をナビゲート可能なアプリケーションソフトを含む。上記ソフトは具体的に、ユーザが操作部33から目的地を入力すると、液晶モニタ34に地図データを表示し、この地図データ上に現在地や進む方向を示すようなものでよい。   The light receiving unit 31 includes a light receiving element such as a photodiode or a PIN photodiode, and an optical filter that passes only signal light including ID information from light received by the light receiving element. The memory 36 is composed of a writable memory. Here, the operation program stored in the memory 36 is downloaded in advance by the user, and includes application software capable of navigating indoor pedestrians. Specifically, the software may be such that when the user inputs a destination from the operation unit 33, the map data is displayed on the liquid crystal monitor 34, and the current location and the traveling direction are indicated on the map data.

制御部37は、マイコン等で構成され、ユーザが操作部33を操作して動作プログラムが起動した状態で、受光部31によって所定の照明器具2からID情報を受信したときに、受信したID情報を無線部32からネットワーク4を介してサーバ5に送信する。制御部37は、上記送信したID情報を下にサーバ5から送信される、所定の照明器具2に関連する設定エリアにおける翻訳データテーブル及び付加情報を無線部32によって一括して取得してメモリ36に記憶させる。制御部37は、上記翻訳データテーブル及び付加情報をメモリ36に記憶させた後、設定エリアにある照明器具2からID情報を受光部31によって受信するとメモリ36に記憶された翻訳データテーブルを参照してID情報から位置情報への翻訳を行って、当該ID情報に対応する位置情報及び付加情報を液晶モニタ34及びスピーカ35に出力する。   The control unit 37 is configured by a microcomputer or the like, and when the user operates the operation unit 33 and the operation program is activated, the ID information received when the light receiving unit 31 receives the ID information from the predetermined lighting fixture 2. Is transmitted from the wireless unit 32 to the server 5 via the network 4. The control unit 37 collects the translation data table and additional information in the setting area related to the predetermined lighting fixture 2 transmitted from the server 5 under the transmitted ID information by the wireless unit 32 and collects the memory 36. Remember me. After storing the translation data table and the additional information in the memory 36, the control unit 37 receives the ID information from the light fixture 2 in the setting area by the light receiving unit 31, and refers to the translation data table stored in the memory 36. The ID information is translated into the position information, and the position information and additional information corresponding to the ID information are output to the liquid crystal monitor 34 and the speaker 35.

ここで、上述した所定の照明器具と設定エリアは、動作プログラム中に予め登録されており、所定の照明器具は、設定エリアにある照明器具である必要はないし、さらに設定エリアに対して1つであってもよいし複数であってもよい。例えば、3箇所の出入口を有した建物が設定エリアとして登録してあるときに、各出入口付近にある3つの照明器具が所定の照明器具として登録してあってもよい。また、建物の2階部分が設定エリアとして登録してあるときに、2階から3階をつなぐ階段にある照明器具が所定の照明器具として登録してあってもよい。   Here, the predetermined lighting fixture and the setting area described above are registered in advance in the operation program, and the predetermined lighting fixture does not need to be a lighting fixture in the setting area. There may be more than one. For example, when a building having three entrances is registered as a setting area, three lighting fixtures near each entrance may be registered as predetermined lighting fixtures. Moreover, when the second floor portion of the building is registered as the setting area, the lighting fixtures on the stairs connecting the second floor to the third floor may be registered as predetermined lighting fixtures.

図5はサーバ5の内部構成を示す。サーバ5は、翻訳データテーブル及び付加情報を管理するコンピュータシステムであって、ネットワーク4を介して受信端末3と通信を行う通信部51と、上述の設定端末6によって作成される部分的な翻訳データテーブルが入力される入力部52と、翻訳データテーブルと付加情報を記憶する記憶部53と、ユーザが各種操作を行う操作部54と、上記各部を制御する制御部55とを備える。   FIG. 5 shows the internal configuration of the server 5. The server 5 is a computer system that manages the translation data table and the additional information, and the partial translation data created by the communication unit 51 that communicates with the receiving terminal 3 via the network 4 and the setting terminal 6 described above. It includes an input unit 52 for inputting a table, a storage unit 53 for storing a translation data table and additional information, an operation unit 54 for performing various operations by a user, and a control unit 55 for controlling the respective units.

制御部55は、設定端末6からの翻訳データテーブル(例えば、建物単位又は建物の階単位で作成されたもの)を入力部52によって取得し、当該翻訳データテーブルとその位置情報に関連付けられた付加情報を記憶部53に記憶させ、これらを統合したものを位置情報データベースとして構築する。制御部55は、受信端末3からID情報を通信部51によって受信すると、当該ID情報が設定された照明器具2に関連する設定エリアにおける翻訳データテーブル及び付加情報を、記憶部53に構築される位置情報データベースから取得して通信部51から受信端末3に一括して返信する。   The control unit 55 acquires the translation data table (for example, created in units of buildings or units of floors of the building) from the setting terminal 6 by the input unit 52 and adds the translation data table and the position information associated therewith. Information is stored in the storage unit 53, and the integrated information is constructed as a position information database. When the control unit 55 receives the ID information from the receiving terminal 3 through the communication unit 51, the control unit 55 builds in the storage unit 53 a translation data table and additional information in a setting area related to the luminaire 2 in which the ID information is set. Acquired from the position information database and sent back from the communication unit 51 to the receiving terminal 3 in a batch.

ここで、位置情報は、緯度及び経度で表されるグローバルな情報であってもよいし、所定の建物に対して設定した座標系におけるX座標、Y座標及びZ座標(又は階層)で表されるローカルな情報であってもよい。また、付加情報は、 ユーザが操作部54を操作することにより位置情報と関連付けられるものである。付加情報としては、例えば、商店街における店舗名や、事務所における部署名及び座席名、周辺エリアの広告及びニュース、周辺エリアの地図データ、位置情報を表す音声ファイル、目的地にナビゲートするための音声ファイル等がある。   Here, the position information may be global information represented by latitude and longitude, and may be represented by an X coordinate, a Y coordinate, and a Z coordinate (or hierarchy) in a coordinate system set for a predetermined building. It may be local information. Further, the additional information is associated with the position information when the user operates the operation unit 54. Additional information includes, for example, store names in shopping streets, department names and seat names in offices, advertisements and news in surrounding areas, map data in surrounding areas, audio files representing location information, and navigation to destinations Audio files.

図6は設定端末6の内部構成を示す。設定端末6は、可視光によるデータ受信が可能でなPDAで構成される。設定端末6は、照明器具2からの可視光を受光してID情報を受信可能な受光部61と、サーバ5の入力部52に翻訳データテーブルを出力する出力部62と、照明器具2がある所定エリアの地図データ等を記憶するメモリ63と、ユーザにより操作され、かつメモリ63に記憶された地図データ等を表示するタッチパネル式の液晶モニタ64と、上記各部を制御する制御部65とを備える。   FIG. 6 shows the internal configuration of the setting terminal 6. The setting terminal 6 is composed of a PDA capable of receiving data by visible light. The setting terminal 6 includes a light receiving unit 61 that can receive visible light from the lighting fixture 2 and receive ID information, an output unit 62 that outputs a translation data table to the input unit 52 of the server 5, and the lighting fixture 2. A memory 63 that stores map data and the like in a predetermined area, a touch panel type liquid crystal monitor 64 that is operated by a user and displays map data and the like that are stored in the memory 63, and a control unit 65 that controls the above-described units. .

受光部61は、受信端末3の受光部31と同様に、受光素子と光学フィルタ等で構成され、メモリ63は、書込み可能なメモリで構成される。制御部65は、マイコン等で構成される。制御部65は、液晶モニタ64に地図データを表示させた状態において、所定の位置に設置された照明器具2からID情報を受光部61により受信したときに、作業者がID情報を受信した照明器具2の設置位置を液晶モニタ64にタッチ入力すると、当該ID情報に照明器具2の位置情報を対応付けて翻訳データテーブルを生成する。制御部65は、出力部62とサーバ5の入力部52がLAN(Local Area Network)ケーブル又は他の通信線等により接続されると、上記作成された翻訳データテーブルをサーバ5に出力する。   Similar to the light receiving unit 31 of the receiving terminal 3, the light receiving unit 61 includes a light receiving element and an optical filter, and the memory 63 includes a writable memory. The control unit 65 is configured by a microcomputer or the like. When the control unit 65 receives the ID information from the lighting device 2 installed at a predetermined position in the state where the map data is displayed on the liquid crystal monitor 64, the control unit 65 receives the ID information received by the operator. When the installation position of the fixture 2 is touch-inputted to the liquid crystal monitor 64, the translation data table is generated by associating the ID information with the location information of the lighting fixture 2. When the output unit 62 and the input unit 52 of the server 5 are connected by a LAN (Local Area Network) cable or another communication line, the control unit 65 outputs the created translation data table to the server 5.

図7は、設定端末6によって部分的な翻訳データテーブルが作成されるエリアの一例として、病院のある階(8階)の間取りを示す。本エリアには、A〜Xで表されるX座標と、1〜14で表されるY座標が設定されている。本エリアの中央部分には「中庭」が配置され、「中庭」を囲む本エリアの外縁部分には、「病室1〜11」、「倉庫」、「階段」、「WC」及び「EV」の各設備が配置されている。中庭と各設備の間に位置する「通路」には、ID情報として61〜82の各番号が設定された複数の照明器具2が配置されている。このようなエリアにおいて、設定端末6により作成される翻訳データテーブルは下記表1のようになる。   FIG. 7 shows a floor plan (8th floor) of a hospital as an example of an area where a partial translation data table is created by the setting terminal 6. In this area, an X coordinate represented by A to X and a Y coordinate represented by 1 to 14 are set. A “courtyard” is arranged in the central part of this area, and “hospital rooms 1 to 11”, “warehouse”, “stairs”, “WC” and “EV” are arranged on the outer edge of the book area surrounding the “courtyard”. Each facility is located. In the “passage” located between the courtyard and each facility, a plurality of lighting fixtures 2 each having numbers 61 to 82 set as ID information are arranged. In such an area, the translation data table created by the setting terminal 6 is as shown in Table 1 below.

Figure 2009206620
Figure 2009206620

本表に示す翻訳データテーブルでは、照明器具2のID情報に対して、X座標−Y座標−階層の形式で表された位置情報が関連付けられている。   In the translation data table shown in this table, position information represented in the form of X coordinate-Y coordinate-hierarchy is associated with the ID information of the lighting fixture 2.

次に、上記のように構成された光伝送システム1の動作について説明する。図8は、光伝送システム1の動作を時系列的に示す。ここでは、照明器具2の各々は、ID記憶部24に記憶されたID情報を可視光により繰り返し出力している(S101)ものし、さらにユーザが受信端末3の操作部33を操作し、受信端末3において本システムの動作プログラムが起動した状態(S102)であるものとする。受信端末3の受光部31が所定の照明器具2から出力されるID情報を受信する(S103)と、受信端末3の制御部37は、当該ID情報を無線部32からネットワーク4を介してサーバ5に送信する(S104)。サーバ5の通信部51が上記ID情報を受信すると(S105)、サーバ5の制御部55は、当該ID情報が設定された照明器具2に関連する設定エリアにおける翻訳データテーブル及び付加情報を、記憶部53に構築される位置情報データベースから取得し、通信部51から受信端末3に一括して返信する(S106)。   Next, the operation of the optical transmission system 1 configured as described above will be described. FIG. 8 shows the operation of the optical transmission system 1 in time series. Here, each of the lighting fixtures 2 repeatedly outputs the ID information stored in the ID storage unit 24 with visible light (S101), and the user operates the operation unit 33 of the receiving terminal 3 to receive the information. It is assumed that the operation program of this system is activated in the terminal 3 (S102). When the light receiving unit 31 of the receiving terminal 3 receives the ID information output from the predetermined lighting fixture 2 (S103), the control unit 37 of the receiving terminal 3 sends the ID information from the wireless unit 32 to the server via the network 4. 5 (S104). When the communication unit 51 of the server 5 receives the ID information (S105), the control unit 55 of the server 5 stores the translation data table and additional information in the setting area related to the luminaire 2 in which the ID information is set. The information is acquired from the position information database constructed in the unit 53, and sent back from the communication unit 51 to the receiving terminal 3 in a lump (S106).

受信端末3の無線部32が上記翻訳データテーブル及び付加情報を取得すると、受信端末3の制御部37は、当該翻訳データテーブル及び付加情報をメモリ36に記憶させる(S107)。その後、受信端末3を所持するユーザが設定エリアを移動し、受信端末3の受光部31が設定エリアにある照明器具2からID情報を受信すると(S108)、受信端末3の制御部37は、メモリ36に記憶された翻訳データテーブルを参照し、当該ID情報に対応する位置情報及び付加情報を液晶モニタ34及びスピーカ35に出力する(S109)。以後、受信端末3の受光部31が設定エリアにある照明器具2からID情報を受信する度に、受信端末3の制御部37は、上記動作(S109)を繰り返す。   When the radio unit 32 of the receiving terminal 3 acquires the translation data table and additional information, the control unit 37 of the receiving terminal 3 stores the translation data table and additional information in the memory 36 (S107). Thereafter, when the user having the receiving terminal 3 moves in the setting area and the light receiving unit 31 of the receiving terminal 3 receives the ID information from the luminaire 2 in the setting area (S108), the control unit 37 of the receiving terminal 3 With reference to the translation data table stored in the memory 36, position information and additional information corresponding to the ID information are output to the liquid crystal monitor 34 and the speaker 35 (S109). Thereafter, every time the light receiving unit 31 of the receiving terminal 3 receives ID information from the luminaire 2 in the setting area, the control unit 37 of the receiving terminal 3 repeats the above operation (S109).

以上、本実施形態に係る光伝送システム1によれば、設定エリアにおける翻訳データテーブル及び付加情報が、受信端末3によって一括して取得され、受信端末3が当該翻訳データテーブルを参照して当該ID情報に対応する位置情報及び付加情報を出力するので、ユーザは現在位置の情報やその周辺エリア情報等を迅速に取得することができる。さらに、受信端末3とサーバ5間の通信回数が削減され、受信端末3の省電力化を実現できる。また、照明器具2が出力する情報はID情報だけであるので、システムの簡素化を図れる。また、本システムの管理者は付加情報のメンテナンスをサーバ5において行うことができるので、システムの利便性が向上する。また、照明器具2の据え付け後に行なう点検動作に併せて、照明器具2の位置情報をID情報に対応付けてサーバ5に送信することができるので、照明器具2の位置情報を簡単に設定することができる。また、照明器具2のID情報を設定するためにDIPスイッチや赤外線リモコン等の設定手段を照明器具2に設ける必要がないので、照明器具2の小型化と低コスト化を実現できる。   As described above, according to the optical transmission system 1 according to the present embodiment, the translation data table and the additional information in the setting area are collectively acquired by the reception terminal 3, and the reception terminal 3 refers to the translation data table and the ID Since the position information and additional information corresponding to the information are output, the user can quickly acquire the current position information and the surrounding area information. Furthermore, the number of communications between the receiving terminal 3 and the server 5 is reduced, and power saving of the receiving terminal 3 can be realized. Moreover, since the information which the lighting fixture 2 outputs is only ID information, the system can be simplified. Moreover, since the administrator of this system can perform maintenance of additional information in the server 5, the convenience of the system is improved. Moreover, since the position information of the lighting fixture 2 can be transmitted to the server 5 in association with the ID information in conjunction with the inspection operation performed after the installation of the lighting fixture 2, the position information of the lighting fixture 2 can be easily set. Can do. Moreover, since it is not necessary to provide the lighting device 2 with setting means such as a DIP switch and an infrared remote controller in order to set the ID information of the lighting device 2, the lighting device 2 can be reduced in size and cost.

なお、本発明は、上記実施形態の構成に限られず、発明の趣旨を変更しない範囲で種々の変形が可能である。例えば、受信端末3は、屋外にいるユーザを所定の設定エリアまでナビゲートするためのGPS機能を有するものであってもよい。また、照明器具2は、ID情報に加え、例えば、火災発生時において非難指示に関するテキストデータ等を可視光により出力するものであってもよい。照明器具2のID情報を製造装置7によって自動的に設定する代わりに、照明器具2にDIPスイッチを設けて、ID情報を手動設定するようにしたものであってもよい。さらに、ID情報を手動入力するための赤外線リモコンを本システムに設け、リモコン受光モジュールを照明器具2の制御部25の入力端子に接続するようにしたものであってもよい。また、照明器具2のID情報にその位置情報を対応付ける際には、設定端末6を用いずに、例えば、照明器具2が設置された建物の図面と、照明器具2に貼り付けられたIDラベルを参照し、ユーザがサーバ5に入力操作を行うようにしてもよい。また、IDラベルは、上述のように故障した照明器具2のID情報を外部から確認するためのものであるので、IDラベルを印刷するID印刷部73は、製造装置7において必ずしも必要ではない。   In addition, this invention is not restricted to the structure of the said embodiment, A various deformation | transformation is possible in the range which does not change the meaning of invention. For example, the receiving terminal 3 may have a GPS function for navigating a user who is outdoors to a predetermined setting area. In addition to the ID information, the luminaire 2 may output, for example, text data related to a blame instruction by visible light in the event of a fire. Instead of automatically setting the ID information of the lighting fixture 2 by the manufacturing apparatus 7, a DIP switch may be provided in the lighting fixture 2 to manually set the ID information. Further, an infrared remote controller for manually inputting ID information may be provided in the present system, and the remote controller light receiving module may be connected to the input terminal of the control unit 25 of the lighting fixture 2. Further, when associating the position information with the ID information of the lighting fixture 2, for example, without using the setting terminal 6, for example, a drawing of the building where the lighting fixture 2 is installed and an ID label attached to the lighting fixture 2 , The user may perform an input operation on the server 5. Further, since the ID label is for confirming the ID information of the luminaire 2 that has failed as described above, the ID printing unit 73 that prints the ID label is not necessarily required in the manufacturing apparatus 7.

本発明の一実施形態に係る光伝送システムを示す構成図。1 is a configuration diagram showing an optical transmission system according to an embodiment of the present invention. 上記光伝送システムの照明器具を示すブロック図。The block diagram which shows the lighting fixture of the said optical transmission system. 上記照明器具のID情報を設定するための製造装置を示すブロック図。The block diagram which shows the manufacturing apparatus for setting ID information of the said lighting fixture. 上記光伝送システムの受信端末を示すブロック図。The block diagram which shows the receiving terminal of the said optical transmission system. 上記光伝送システムのサーバを示すブロック図。The block diagram which shows the server of the said optical transmission system. 上記光伝送システムの設定端末を示すブロック図。The block diagram which shows the setting terminal of the said optical transmission system. 上記設定端末によって翻訳データテーブルが作成されるエリアの一例として、病院のある階を示す見取図。The floor plan which shows the floor with a hospital as an example of the area where a translation data table is produced by the said setting terminal. 上記光伝送システム1の動作を示すシーケンス図。FIG. 3 is a sequence diagram showing an operation of the optical transmission system 1.

符号の説明Explanation of symbols

1 光伝送システム
2 照明器具
3 受信端末
5 サーバ
6 設定端末
DESCRIPTION OF SYMBOLS 1 Optical transmission system 2 Lighting fixture 3 Receiving terminal 5 Server 6 Setting terminal

Claims (3)

光源の光出力に器具の識別情報を含める複数の照明器具と、前記照明器具から出力される識別情報を受信する受信端末とを備える光伝送システムであって、
前記照明器具の識別情報を当該照明器具の位置情報に翻訳するデータテーブルと、当該位置情報に関連付けられた付加情報とを記憶するサーバをさらに備え、
前記受信端末は、所定の照明器具から識別情報を受信したときに、前記サーバから当該照明器具に関連する設定エリアにおけるデータテーブル及び付加情報を一括して取得し、当該設定エリアにある照明器具から識別情報を受信すると、当該データテーブルを参照して当該識別情報に対応する位置情報及び付加情報を出力することを特徴とする光伝送システム。
An optical transmission system comprising: a plurality of lighting fixtures including fixture identification information in the light output of a light source; and a receiving terminal that receives the identification information output from the lighting fixture,
A data table that translates the identification information of the lighting fixture into position information of the lighting fixture, and a server that stores additional information associated with the position information;
When the receiving terminal receives identification information from a predetermined lighting fixture, the receiving terminal collectively obtains a data table and additional information in a setting area related to the lighting fixture from the server, and from the lighting fixture in the setting area. When receiving the identification information, the optical transmission system is characterized in that the position information and the additional information corresponding to the identification information are output with reference to the data table.
前記照明器具の位置情報を設定するための設定端末を備え、
前記設定端末は、所定の位置に設置された照明器具から識別情報を受信し、当該識別情報に当該照明器具の位置情報を対応付けて前記サーバに送信することを特徴とする請求項1に記載の光伝送システム。
A setting terminal for setting position information of the lighting fixture;
The said setting terminal receives identification information from the lighting fixture installed in the predetermined | prescribed position, matches the positional information on the said lighting fixture with the said identification information, and transmits to the said server, It is characterized by the above-mentioned. Optical transmission system.
前記照明器具の識別情報は、当該照明器具の製造過程において自動的に設定されることを特徴とする請求項1又は請求項2に記載の光伝送システム。   The optical transmission system according to claim 1 or 2, wherein the identification information of the lighting fixture is automatically set in a manufacturing process of the lighting fixture.
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