JP2009278514A5 - - Google Patents
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- JP2009278514A5 JP2009278514A5 JP2008129451A JP2008129451A JP2009278514A5 JP 2009278514 A5 JP2009278514 A5 JP 2009278514A5 JP 2008129451 A JP2008129451 A JP 2008129451A JP 2008129451 A JP2008129451 A JP 2008129451A JP 2009278514 A5 JP2009278514 A5 JP 2009278514A5
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- Prior art keywords
- power line
- line communication
- terminal
- communication terminal
- terminal portion
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Claims (8)
前記第一の電力線通信端末と電力線を介して接続可能な、少なくとも１以上の第二の電力線通信端末とを、備えており、
前記第一の電力線通信端末は、
前記電力線と接続される側の第一の端子部と、
電力線通信機能を有するＰＬＣユニットと、
前記第一の端子部および前記ＰＬＣユニットと接続される第二の端子部と、
通信に関する信号を減衰させるフィルターユニットと、
前記第二の端子部に前記第二の電力線通信端末が接続されているときには、前記第一の端子部が前記フィルターユニットを介して前記第二の端子部および前記ＰＬＣユニットと接続され、前記第二の端子部に第二の電力線通信端末が接続されていないときには、前記第一の端子部が前記フィルターユニットを介さずに前記第二の端子部および前記ＰＬＣユニットと接続されるように、接続切替を行う切替手段とを、備えている、
ことを特徴とする電力線通信システム。 A first power line communication terminal;
Comprising at least one or more second power line communication terminals connectable with the first power line communication terminal via a power line,
The first power line communication terminal is:
A first terminal portion connected to the power line;
A PLC unit having a power line communication function;
A second terminal connected to the first terminal and the PLC unit;
A filter unit that attenuates signals related to communication;
When the second power line communication terminal is connected to the second terminal portion, the first terminal portion is connected to the second terminal portion and the PLC unit via the filter unit, When the second power line communication terminal is not connected to the second terminal portion, the first terminal portion is connected so as to be connected to the second terminal portion and the PLC unit without passing through the filter unit. and switching means for switching includes,
A power line communication system.
前記第二の端子部の端子口に配設される板バネであり、
前記板バネは、
前記第二の電力線通信端末と電気的に接続されている外部端子が前記第二の端子部へ挿通されるときの、前記板バネと前記外部端子との接触動作、および、前記外部端子が前記第二の端子部へ挿通されていない状態における、前記板バネと前記外部端子との非接触動作に応じて、前記接続切替を行う、
ことを特徴とする請求項１に記載の電力線通信システム。 The switching means is
A leaf spring disposed in a terminal port of the second terminal portion;
The leaf spring is
Contact operation between the leaf spring and the external terminal when an external terminal electrically connected to the second power line communication terminal is inserted into the second terminal portion, and the external terminal is the In accordance with a non-contact operation between the leaf spring and the external terminal in a state where the second terminal portion is not inserted, the connection switching is performed.
The power line communication system according to claim 1.
前記第二の電力線通信端末と電気的に接続されている外部端子の、前記第二の端子部への挿通の有無を感知するセンサーと、
前記センサーからの出力信号に応じて前記接続切替を行うリレーとを、有する、
ことを特徴とする請求項１に記載の電力線通信システム。 The switching means is
A sensor that senses whether or not the external terminal electrically connected to the second power line communication terminal is inserted into the second terminal portion;
A relay that performs the connection switching according to an output signal from the sensor,
The power line communication system according to claim 1.
電化機器と電力供給口との間に配設され、前記電化機器に供給される電力若しくは電流を計測することができる、
ことを特徴とする請求項１に記載の電力線通信システム。 The second power line communication terminal is
Arranged between the electrical appliance and the power supply port, the power or current supplied to the electrical appliance can be measured,
The power line communication system according to claim 1.
（Ａ）前記第二の端子部に前記第二の電力線通信端末を接続するステップと、
（Ｂ）前記第一の電力線通信端末と前記第二の端子部に接続された前記第二の電力線通信端末との間で、電力線通信を行う端末を特定する通信対象特定処理を実施するステップと、
（Ｃ）前記ステップ（Ｂ）後、前記第二の端子部に対する前記第二の電力線通信端末の接続を解除し、前記第二の電力線通信端末を、前記電力線を介して前記第一の端子部に接続するステップと、
（Ｄ）前記第一の電力線通信端末と前記ステップ（Ｂ）後の前記第二の電力線通信端末との間で、前記電力線通信を実施するステップとを、備えている、
ことを特徴とする電力線通信システムにおける通信対象特定方法。 A first power line communication terminal, and at least one second power line communication terminal connectable to the first power line communication terminal via the power line, the first power line communication terminal, A first terminal portion connected to the power line, a PLC unit having a power line communication function, a second terminal portion connected to the first terminal portion and the PLC unit, and a signal related to communication are attenuated And when the second power line communication terminal is connected to the second terminal portion, the first terminal portion is connected to the second terminal portion and the PLC unit via the filter unit. When the second power line communication terminal is not connected to the second terminal portion, the first terminal portion does not go through the filter unit and the second terminal portion and Serial so as to be connected to the PLC unit, and a switching means for performing connection switching, and includes a communication subject identification method in the power line communication system,
(A) connecting the second power line communication terminal to the second terminal unit;
(B) performing a communication target specifying process for specifying a terminal that performs power line communication between the first power line communication terminal and the second power line communication terminal connected to the second terminal unit; ,
(C) After the step (B), the connection of the second power line communication terminal to the second terminal unit is released, and the second power line communication terminal is connected to the first terminal unit via the power line. Connecting to
(D) performing the power line communication between the first power line communication terminal and the second power line communication terminal after the step (B).
A communication target specifying method in a power line communication system.
（Ｂ−１）所定の接続仲介部材を介して、前記第二の端子部に複数の前記第二の電力線通信端末を電気的に接続し、前記第一の電力線通信端末と各前記第二の電力線通信端末との間で、同時に前記通信対象特定処理を実施するステップである、
ことを特徴とする請求項５に記載の電力線通信システムにおける通信対象特定方法。 The step (B)
(B-1) A plurality of the second power line communication terminals are electrically connected to the second terminal portion via a predetermined connection mediating member, and the first power line communication terminal and each of the second power line communication terminals are connected. The communication target specifying process is simultaneously performed with the power line communication terminal.
The communication target specifying method in the power line communication system according to claim 5.
前記第一の電力線通信端末に、前記第二の電力線通信端末の通信アドレスを登録する、ステップであり、
前記ステップ（Ｄ）は、
前記第一の電力線通信端末は、前記ステップ（Ｂ）で登録された前記通信アドレスを有する前記第二の電力線通信端末と、前記電力線通信を実施するステップである、
ことを特徴とする請求項５に記載の電力線通信システムにおける通信対象特定方法。 The step (B)
Registering the communication address of the second power line communication terminal in the first power line communication terminal,
The step (D)
The first power line communication terminal is a step of performing the power line communication with the second power line communication terminal having the communication address registered in the step (B).
The communication target specifying method in the power line communication system according to claim 5.
前記第一の電力線通信端末と前記第二の電力線通信端末との間で、暗号キーの設定を行うステップであり、
前記ステップ（Ｄ）は、
前記第一の電力線通信端末と前記第二の電力線通信端末との間で、前記暗号キーを用いた前記電力線通信を実施するステップである、
ことを特徴とする請求項５に記載の電力線通信システムにおける通信対象特定方法。 The step (B)
A step of setting an encryption key between the first power line communication terminal and the second power line communication terminal;
The step (D)
The step of performing the power line communication using the encryption key between the first power line communication terminal and the second power line communication terminal.
The communication target specifying method in the power line communication system according to claim 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008129451A JP5250917B2 (en) | 2008-05-16 | 2008-05-16 | Power line communication system and communication target specifying method in power line communication system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008129451A JP5250917B2 (en) | 2008-05-16 | 2008-05-16 | Power line communication system and communication target specifying method in power line communication system |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2009278514A JP2009278514A (en) | 2009-11-26 |
| JP2009278514A5 true JP2009278514A5 (en) | 2011-06-30 |
| JP5250917B2 JP5250917B2 (en) | 2013-07-31 |
Family
ID=41443499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008129451A Expired - Fee Related JP5250917B2 (en) | 2008-05-16 | 2008-05-16 | Power line communication system and communication target specifying method in power line communication system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP5250917B2 (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62164323A (en) * | 1986-01-14 | 1987-07-21 | Mitsubishi Electric Corp | Terminal equipment for power line carrier system |
| JPH08223092A (en) * | 1995-02-20 | 1996-08-30 | Toshiba Corp | Load survey system |
| JP2002164822A (en) * | 2000-11-27 | 2002-06-07 | Matsushita Electric Works Ltd | Setting device for power line carrier transmission terminal |
| JP2003078456A (en) * | 2001-08-30 | 2003-03-14 | Mitsubishi Electric Corp | Homenetwork system |
| JP2004104338A (en) * | 2002-09-06 | 2004-04-02 | Matsushita Electric Ind Co Ltd | Apparatus for setting electric lamp line communication apparatus |
| US7616762B2 (en) * | 2004-08-20 | 2009-11-10 | Sony Corporation | System and method for authenticating/registering network device in power line communication (PLC) |
-
2008
- 2008-05-16 JP JP2008129451A patent/JP5250917B2/en not_active Expired - Fee Related
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