JP2014057373A5 - - Google Patents

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JP2014057373A5
JP2014057373A5 JP2013265776A JP2013265776A JP2014057373A5 JP 2014057373 A5 JP2014057373 A5 JP 2014057373A5 JP 2013265776 A JP2013265776 A JP 2013265776A JP 2013265776 A JP2013265776 A JP 2013265776A JP 2014057373 A5 JP2014057373 A5 JP 2014057373A5
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imaging device
identification information
address
port number
terminal device
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JP2013265776A
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JP5686884B2 (en
JP2014057373A (en
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ローカルエリアネットワークに属する撮像装置と、当該ローカルエリアネットワーク以外のネットワークに属する端末装置と、それぞれ通信可能に構成されたサーバであって、
前記端末装置の識別情報と前記撮像装置の識別情報とを対応付けて記憶する第１の記憶手段と、
前記撮像装置の識別情報と、前記撮像装置に付与されたＩＰアドレス及びポート番号が変換されたＩＰアドレス及びポート番号とを対応付けて記憶する第２の記憶手段と、
前記撮像装置から定期的に送信される当該撮像装置の識別情報と、前記変換されたＩＰアドレス及びポート番号とを受信して、前記第２の記憶手段の対応する情報を登録更新する更新手段と、
前記端末装置から当該端末装置の識別情報を含む通信要求を受け付けると、当該端末装置の識別情報に対応する前記撮像装置の識別情報を前記第１の記憶手段から抽出する第１の抽出手段と、
前記第１の抽出手段が抽出した撮像装置の識別情報に対応するＩＰアドレス及びポート番号を前記第２の記憶手段から抽出する第２の抽出手段と、
前記第２の抽出手段が抽出したＩＰアドレス及びポート番号に基づいて、前記撮像装置に通信要求を転送する転送手段と、
前記転送手段により転送された通信要求に対応して、前記抽出したＩＰアドレス及びポート番号が前記撮像装置に付与されたＩＰアドレス及びポート番号に変換されることにより通信が開始された前記撮像装置から送信されるデータを受信する手段と、
前記受信した前記データを前記端末装置へ送信する手段と、
を備えることを特徴とするサーバ。 An imaging device which belongs to the local area network, a terminal device belonging to a network other than the local area network, a server configured to communicate with each
First storage means for storing the identification information of the terminal device and the identification information of the imaging device in association with each other;
Second storage means for storing the identification information of the imaging device and the IP address and port number obtained by converting the IP address and port number assigned to the imaging device in association with each other;
Updating means for receiving the identification information of the imaging apparatus periodically transmitted from the imaging apparatus and the converted IP address and port number, and registering and updating the corresponding information in the second storage means; ,
When receiving a communication request including identification information of the terminal device from the terminal device, a first extraction unit that extracts the identification information of the imaging device corresponding to the identification information of the terminal device from the first storage unit;
Second extraction means for extracting from the second storage means an IP address and port number corresponding to the identification information of the imaging device extracted by the first extraction means;
Transfer means for transferring a communication request to the imaging device based on the IP address and port number extracted by the second extraction means;
Corresponding to the communication request transferred by the transfer means, the extracted IP address and port number are converted into the IP address and port number assigned to the imaging device, and communication is started from the imaging device. It means for receiving data to be transmitted,
Means for transmitting the data thus received to said terminal device,
A server comprising: 前記更新手段は、  The updating means includes
前記撮像装置が有する監視手段により、前記通信が中断し、再開したタイミングで送信される前記撮像装置の識別情報、前記撮像装置に付与されたＩＰアドレス及びポート番号に基づいて、前記第２の記憶手段の対応する情報を登録更新することを特徴とする請求項１記載のサーバ。  Based on the identification information of the imaging apparatus, the IP address assigned to the imaging apparatus, and the port number transmitted at the timing when the communication is interrupted and resumed by the monitoring unit included in the imaging apparatus, the second storage 2. The server according to claim 1, wherein information corresponding to the means is registered and updated. ローカルエリアネットワークに属する撮像装置が送信するデータを、当該ローカルエリアネットワーク以外のネットワークに属する端末装置に送信するデータ送信方法であって、  A data transmission method for transmitting data transmitted by an imaging device belonging to a local area network to a terminal device belonging to a network other than the local area network,
前記撮像装置及び前記端末装置のそれぞれと通信可能に構成され、前記端末装置の識別情報と前記撮像装置の識別情報とを対応付けて記憶する第１の記憶手段と、前記撮像装置の識別情報と、前記撮像装置に付与されたＩＰアドレス及びポート番号が変換されたＩＰアドレス及びポート番号とを対応付けて記憶する第２の記憶手段と、を有するサーバが、  A first storage unit configured to be able to communicate with each of the imaging device and the terminal device, storing the identification information of the terminal device and the identification information of the imaging device in association with each other; and the identification information of the imaging device; A second storage means for storing the IP address and the port number obtained by converting the IP address and the port number assigned to the imaging device in association with each other,
前記撮像装置から定期的に送信される当該撮像装置の識別情報と、前記変換されたＩＰアドレス及びポート番号とを受信して、前記第２の記憶手段の対応する情報を登録更新するステップと、  Receiving the identification information of the imaging device periodically transmitted from the imaging device and the converted IP address and port number, and registering and updating the corresponding information in the second storage means;
前記端末装置から当該端末装置の識別情報を含む通信要求を受け付けると、当該端末装置の識別情報に対応する前記撮像装置の識別情報を前記第１の記憶手段から抽出するステップと、  Receiving a communication request including identification information of the terminal device from the terminal device, extracting the identification information of the imaging device corresponding to the identification information of the terminal device from the first storage unit;
前記第１の記憶手段から抽出した撮像装置の識別情報に対応するＩＰアドレス及びポート番号を前記第２の記憶手段から抽出するステップと、  Extracting from the second storage means an IP address and port number corresponding to the identification information of the imaging device extracted from the first storage means;
前記第２の記憶手段から抽出したＩＰアドレス及びポート番号に基づいて、前記撮像装置に通信要求を転送するステップと、  Transferring a communication request to the imaging device based on the IP address and port number extracted from the second storage means;
転送された通信要求に対応して、前記抽出されたＩＰアドレス及びポート番号が前記撮像装置に付与されたＩＰアドレス及びポート番号に変換されることにより通信が開始された前記撮像装置から送信されたデータを受信するステップと、  Corresponding to the transferred communication request, the extracted IP address and port number are transmitted from the imaging device that has started communication by converting into the IP address and port number assigned to the imaging device. Receiving data; and
前記受信した前記データを前記端末装置へ送信するステップと、  Transmitting the received data to the terminal device;
を実行することを特徴とするデータ送信方法。The data transmission method characterized by performing.
JP2013265776A 2008-07-28 2013-12-24 Network camera system Active JP5686884B2 (en)

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