JPH08505272A - 伝送ネットワークおよびそのためのフィルタ - Google Patents
伝送ネットワークおよびそのためのフィルタInfo
- Publication number
- JPH08505272A JPH08505272A JP6509796A JP50979694A JPH08505272A JP H08505272 A JPH08505272 A JP H08505272A JP 6509796 A JP6509796 A JP 6509796A JP 50979694 A JP50979694 A JP 50979694A JP H08505272 A JPH08505272 A JP H08505272A
- Authority
- JP
- Japan
- Prior art keywords
- network
- signal
- signals
- transmission
- power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00007—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using the power network as support for the transmission
- H02J13/00009—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using the power network as support for the transmission using pulsed signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
- H04B3/56—Circuits for coupling, blocking, or by-passing of signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2203/00—Indexing scheme relating to line transmission systems
- H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
- H04B2203/5462—Systems for power line communications
- H04B2203/5466—Systems for power line communications using three phases conductors
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
-
- Y—GENERAL 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/121—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using the power network as support for the transmission
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- External Artificial Organs (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Superconductors And Manufacturing Methods Therefor (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Glass Compositions (AREA)
- Networks Using Active Elements (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Filtering Materials (AREA)
- Packages (AREA)
- Filters And Equalizers (AREA)
- Valve Device For Special Equipments (AREA)
- Interface Circuits In Exchanges (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.およそ1MHzよりも大きな搬送周波数を有する電気通信信号をネットワー クに入力するための入力手段と、前記電気通信信号をネットワークから取除くた めの出力手段とを含む、配電および/または電力伝送ネットワーク。 2.信号は複数の方向に、同時に伝送されることができる、請求項1に記載のネ ットワーク。 3.配電および/または伝送ネットワークのとともに用いるための通信装置であ って、低周波数で高振幅の幹線電気電力信号をフィルタ処理するための低域フィ ルタと、電気通信信号を入力し、および/またはネットワークから取除くための 結合素子とを含む、通信装置。 4.結合素子は、1MHzよりも大きな搬送周波数を有する電気通信信号ととも に使用するのに適する、請求項3に記載の通信装置。 5.その時点でネットワークの特性インピーダンスに類似のインピーダンスで装 置を終端とするための終端素子を含む、請求項3または4に記載の通信装置。 6.受信/伝送デバイスと配電および/または伝送ネットワークとの間のインピ ーダンス整合のためのインピーダンス整合手段を含む、請求項3、4または5の うちいずれか1つに記載の通信装置。 7.およそ1MHzよりも大きな搬送周波数を有する電気通信信号の配電および /または伝送ネットワークへの入力、 およびそれに続く信号の受信を含む、信号伝送の方法。 8.信号は3相電力ケーブルの位相のうち1つのみに投入される、請求項7に記 載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB929222205A GB9222205D0 (en) | 1992-10-22 | 1992-10-22 | Low voltage filter |
GB9222205.8 | 1992-10-22 | ||
PCT/GB1993/002163 WO1994009572A1 (en) | 1992-10-22 | 1993-10-20 | Transmission network and filter therefor |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004337631A Division JP2005130519A (ja) | 1992-10-22 | 2004-11-22 | ネットワークおよび信号伝送方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH08505272A true JPH08505272A (ja) | 1996-06-04 |
Family
ID=10723877
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6509796A Pending JPH08505272A (ja) | 1992-10-22 | 1993-10-20 | 伝送ネットワークおよびそのためのフィルタ |
JP2004337631A Pending JP2005130519A (ja) | 1992-10-22 | 2004-11-22 | ネットワークおよび信号伝送方法 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004337631A Pending JP2005130519A (ja) | 1992-10-22 | 2004-11-22 | ネットワークおよび信号伝送方法 |
Country Status (16)
Country | Link |
---|---|
US (4) | US5684450A (ja) |
EP (2) | EP1050975B1 (ja) |
JP (2) | JPH08505272A (ja) |
AT (2) | ATE198521T1 (ja) |
AU (1) | AU673388B2 (ja) |
CA (1) | CA2146648C (ja) |
DE (2) | DE69329827T2 (ja) |
DK (1) | DK1050975T3 (ja) |
ES (1) | ES2286965T3 (ja) |
FI (1) | FI951844A (ja) |
GB (3) | GB9222205D0 (ja) |
HK (2) | HK125997A (ja) |
NO (1) | NO951500D0 (ja) |
NZ (2) | NZ257356A (ja) |
PT (1) | PT1050975E (ja) |
WO (1) | WO1994009572A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004075433A1 (ja) * | 2003-02-20 | 2004-09-02 | Hitachi, Ltd. | 電力線搬送通信装置及び電力線搬送通信方法 |
JPWO2007063618A1 (ja) * | 2005-11-29 | 2009-05-07 | 三菱電機株式会社 | 電力線搬送通信用信号結合装置 |
Families Citing this family (186)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6452482B1 (en) | 1999-12-30 | 2002-09-17 | Ambient Corporation | Inductive coupling of a data signal to a power transmission cable |
GB9407934D0 (en) * | 1994-04-21 | 1994-06-15 | Norweb Plc | Transmission network and filter therefor |
GB9222205D0 (en) * | 1992-10-22 | 1992-12-02 | Norweb Plc | Low voltage filter |
US6144292A (en) * | 1992-10-22 | 2000-11-07 | Norweb Plc | Powerline communications network employing TDMA, FDMA and/or CDMA |
US6282405B1 (en) | 1992-10-22 | 2001-08-28 | Norweb Plc | Hybrid electricity and telecommunications distribution network |
GB9417359D0 (en) * | 1994-08-26 | 1994-10-19 | Norweb Plc | A power transmission network and filter therefor |
US5572438A (en) * | 1995-01-05 | 1996-11-05 | Teco Energy Management Services | Engery management and building automation system |
US5777769A (en) * | 1995-12-28 | 1998-07-07 | Lucent Technologies Inc. | Device and method for providing high speed data transfer through a drop line of a power line carrier communication system |
US5805053A (en) * | 1996-10-21 | 1998-09-08 | Elcom Technologies, Inc. | Appliance adapted for power line communications |
JPH10126435A (ja) * | 1996-10-23 | 1998-05-15 | Matsushita Electric Ind Co Ltd | 宅内デジタル情報統合システム |
US7158012B2 (en) * | 1996-11-01 | 2007-01-02 | Foster-Miller, Inc. | Non-invasive powerline communications system |
DE19653430A1 (de) * | 1996-12-20 | 1999-04-01 | Vacuumschmelze Gmbh | Anzeigeelement für die Verwendung in einem magnetischen Warenüberwachungssystem |
WO1998033258A2 (en) * | 1997-01-28 | 1998-07-30 | Northern Telecom Limited | Power line transmission |
US6037678A (en) * | 1997-10-03 | 2000-03-14 | Northern Telecom Limited | Coupling communications signals to a power line |
WO1999003209A2 (en) * | 1997-07-11 | 1999-01-21 | Northern Telecom Limited | Coupling communications signals to a power line network |
US5952914A (en) * | 1997-09-10 | 1999-09-14 | At&T Corp. | Power line communication systems |
US6154488A (en) * | 1997-09-23 | 2000-11-28 | Hunt Technologies, Inc. | Low frequency bilateral communication over distributed power lines |
US5970127A (en) | 1997-10-16 | 1999-10-19 | Phonex Corporation | Caller identification system for wireless phone jacks and wireless modem jacks |
US5924486A (en) * | 1997-10-29 | 1999-07-20 | Tecom, Inc. | Environmental condition control and energy management system and method |
GB9724798D0 (en) * | 1997-11-24 | 1998-01-21 | Norweb Plc | connector and method of connection |
US6141634A (en) * | 1997-11-26 | 2000-10-31 | International Business Machines Corporation | AC power line network simulator |
US6040759A (en) * | 1998-02-17 | 2000-03-21 | Sanderson; Lelon Wayne | Communication system for providing broadband data services using a high-voltage cable of a power system |
GB2341776A (en) * | 1998-03-17 | 2000-03-22 | Northern Telecom Ltd | Mains signalling transient suppression |
CZ297034B6 (cs) * | 1998-03-17 | 2006-08-16 | Virtuální informacní systém | |
GB2336746A (en) * | 1998-03-17 | 1999-10-27 | Northern Telecom Ltd | Transmitting communications signals over a power line network |
US5982276A (en) * | 1998-05-07 | 1999-11-09 | Media Fusion Corp. | Magnetic field based power transmission line communication method and system |
ITMI981699A1 (it) * | 1998-07-23 | 2000-01-23 | Alsthom Cge Alcatel | Metodo e dispositivo per lo scambio bidirezionale di dati lungo lineee elettriche di bassa e media tensione |
US6480510B1 (en) | 1998-07-28 | 2002-11-12 | Serconet Ltd. | Local area network of serial intelligent cells |
GB9816953D0 (en) * | 1998-08-04 | 1998-09-30 | Nor Web Dpl Limited | Power networks |
GB9817840D0 (en) | 1998-08-14 | 1998-10-14 | Nor Web Dpl Limited | Signal connection device for a power line telecommunication system |
US20020075097A1 (en) * | 1998-09-03 | 2002-06-20 | Paul A. Brown | Filter |
WO2000016496A2 (de) * | 1998-09-15 | 2000-03-23 | Siemens Aktiengesellschaft | Anordnung und verfahren zur bildung eines gesamtsignals, anordnung und verfahren zur bildung eines stromsignals und eines ersten kommunikationssignals, kommunikationssystem und verfahren zur übertragung eines ersten gesamtsignals und eines zweiten gesamtsignals |
DE19907095C5 (de) * | 1999-02-19 | 2004-01-15 | Siemens Ag | Schaltung zur kapazitiven Ankopplung einer Datenübertagungseinrichtung an ein Energieübertragungsnetz, und Koppeleinheit mit Ankoppelschaltung |
US6677743B1 (en) | 1999-03-05 | 2004-01-13 | Foster-Miller, Inc. | High voltage powerline sensor with a plurality of voltage sensing devices |
US6297729B1 (en) | 1999-03-29 | 2001-10-02 | International Business Machines Corporation | Method and apparatus for securing communications along ac power lines |
EP1079538B1 (de) * | 1999-08-18 | 2006-10-11 | Siemens Aktiengesellschaft | Ankoppeleinheit mit integriertem Steckkontaktbereich zur Ankopplung einer Datenübertragungsvorrichtung an die Phase eines elektrischen Energieübertragungsnetzes |
DE19957621C2 (de) * | 1999-11-30 | 2001-11-29 | Schleifring Und Appbau Gmbh | Anordnung zur Übertragung elektrischer Signale zwischen bewegten Teilen mit verringerter Wegezahl |
NL1013709C2 (nl) * | 1999-12-01 | 2001-06-05 | Ericsson Telefon Ab L M | Telecommunicatiesysteem. |
CA2327813A1 (en) * | 1999-12-07 | 2001-06-07 | Kazuo Yahiro | Information terminal and information terminal system |
DE59907668D1 (de) * | 1999-12-08 | 2003-12-11 | Ascom Powerline Comm Ag Bern | Koppelvorrichtung |
DE59913839D1 (de) | 1999-12-08 | 2006-10-19 | Current Comm Internat Holding | Anordnung zur übermittlung von nachrichten über ein niederspannungs-stromversorgungsnetz |
US7154382B2 (en) * | 1999-12-30 | 2006-12-26 | Ambient Corporation | Arrangement of inductive couplers for data communication |
US7176786B2 (en) * | 2000-01-20 | 2007-02-13 | Current Technologies, Llc | Method of isolating data in a power line communications network |
WO2001054297A1 (en) * | 2000-01-20 | 2001-07-26 | Current Technologies, Llc | Method of isolating data in a power line communication network |
US6668058B2 (en) | 2000-03-07 | 2003-12-23 | Telkonet Communications, Inc. | Power line telephony exchange |
BR0017145A (pt) * | 2000-03-08 | 2002-12-10 | Ascom Powerline Comm Ag | Acoplamento de uma cabeça de rede a uma rede de alimentação de baixa tensão |
US6496104B2 (en) | 2000-03-15 | 2002-12-17 | Current Technologies, L.L.C. | System and method for communication via power lines using ultra-short pulses |
MXPA02010062A (es) * | 2000-04-14 | 2004-08-19 | Current Tech Llc | Comunicaciones digitales utilizando lineas de distribucion de potencia de voltaje medio. |
US20020110311A1 (en) | 2001-02-14 | 2002-08-15 | Kline Paul A. | Apparatus and method for providing a power line communication device for safe transmission of high-frequency, high-bandwidth signals over existing power distribution lines |
US6998962B2 (en) * | 2000-04-14 | 2006-02-14 | Current Technologies, Llc | Power line communication apparatus and method of using the same |
US6965302B2 (en) * | 2000-04-14 | 2005-11-15 | Current Technologies, Llc | Power line communication system and method of using the same |
US7103240B2 (en) * | 2001-02-14 | 2006-09-05 | Current Technologies, Llc | Method and apparatus for providing inductive coupling and decoupling of high-frequency, high-bandwidth data signals directly on and off of a high voltage power line |
DE10019322C2 (de) * | 2000-04-19 | 2003-06-18 | Rundfunkschutzrechte Ev | Vorrichtung zur Konditionierung der elektrischen Gebäudeinstallation für die schnelle Datenübertragung |
WO2001082497A1 (en) * | 2000-04-19 | 2001-11-01 | Current Technologies, Llc | Method and apparatus for interfacing rf signals to medium voltage power lines |
US6842459B1 (en) | 2000-04-19 | 2005-01-11 | Serconet Ltd. | Network combining wired and non-wired segments |
US6686832B2 (en) * | 2000-05-23 | 2004-02-03 | Satius, Inc. | High frequency network multiplexed communications over various lines |
US6922135B2 (en) * | 2000-05-23 | 2005-07-26 | Satius, Inc. | High frequency network multiplexed communications over various lines using multiple modulated carrier frequencies |
US6396392B1 (en) * | 2000-05-23 | 2002-05-28 | Wire21, Inc. | High frequency network communications over various lines |
DE10026660A1 (de) * | 2000-05-29 | 2001-12-06 | Abb Research Ltd | Terminierung für ein Mittelspannungskabel und Verfahren zur Signalübertragung |
US6492897B1 (en) | 2000-08-04 | 2002-12-10 | Richard A. Mowery, Jr. | System for coupling wireless signals to and from a power transmission line communication system |
US7245201B1 (en) | 2000-08-09 | 2007-07-17 | Current Technologies, Llc | Power line coupling device and method of using the same |
US7248148B2 (en) | 2000-08-09 | 2007-07-24 | Current Technologies, Llc | Power line coupling device and method of using the same |
AU2001280067A1 (en) * | 2000-08-14 | 2002-02-25 | Main.Net Communication | Power line communication system |
DE10041702C2 (de) * | 2000-08-24 | 2002-07-11 | Siemens Ag | Verfahren zur Übertragung von hochfrequenten Signalen auf Niederspannungsnetzen und zugehörige Anordnung |
US6449318B1 (en) * | 2000-08-28 | 2002-09-10 | Telenetwork, Inc. | Variable low frequency offset, differential, OOK, high-speed twisted pair communication |
US6961303B1 (en) * | 2000-09-21 | 2005-11-01 | Serconet Ltd. | Telephone communication system and method over local area network wiring |
DE10050476B4 (de) * | 2000-10-12 | 2005-03-31 | IAD Gesellschaft für Informatik, Automatisierung und Datenverarbeitung mbH | Vorrichtung zur Durchführung sowohl von Messungen als auch von Datenübertragung in elektrischen Energieverteilnetzen |
EP1350381A4 (en) * | 2000-12-15 | 2006-04-26 | Current Tech Llc | INTERFACING OPTICAL FIBER DATA WITH ELECTRIC POWER SUPPLY SYSTEMS |
US7170405B2 (en) * | 2000-12-26 | 2007-01-30 | General Electric Company | Method and apparatus for interfacing a power line carrier and an appliance |
US20030046377A1 (en) * | 2000-12-27 | 2003-03-06 | Wolfgang Daum | Method and apparatus for appliance service diagnostics |
US6963146B2 (en) * | 2001-02-07 | 2005-11-08 | Teleflex Incorporated | Modular power control apparatus |
EP1371219A4 (en) * | 2001-02-14 | 2006-06-21 | Current Tech Llc | DATA COMMUNICATION VIA A POWER SUPPLY LINE |
US7072408B2 (en) | 2001-02-20 | 2006-07-04 | Lucent Technologies Inc. | Method and system for using power lines for signaling, telephony and data communications |
IL158149A0 (en) | 2001-03-29 | 2004-03-28 | Ambient Corp | Coupling broadband modems to power lines |
US20020158775A1 (en) * | 2001-04-27 | 2002-10-31 | Wallace David A. | Telemetry system and method for home-based diagnostic and monitoring devices |
US7245472B2 (en) | 2001-05-18 | 2007-07-17 | Curretn Grid, Llc | Medium voltage signal coupling structure for last leg power grid high-speed data network |
US7173938B1 (en) | 2001-05-18 | 2007-02-06 | Current Grid, Llc | Method and apparatus for processing outbound data within a powerline based communication system |
US7194528B1 (en) | 2001-05-18 | 2007-03-20 | Current Grid, Llc | Method and apparatus for processing inbound data within a powerline based communication system |
US7173935B2 (en) * | 2002-06-07 | 2007-02-06 | Current Grid, Llc | Last leg utility grid high-speed data communication network having virtual local area network functionality |
US6765479B2 (en) | 2001-05-22 | 2004-07-20 | Stewart William L | Magnetic field based power transmission line communication method and system |
US7020218B2 (en) * | 2001-06-18 | 2006-03-28 | Arnesen David M | Sliding-window transform with integrated windowing |
WO2003009083A2 (en) * | 2001-07-17 | 2003-01-30 | Main.Net Communications Ltd. | Dual purpose power line modem |
US7406536B2 (en) * | 2001-07-23 | 2008-07-29 | Main.Net Communications Ltd. | Dynamic power line access connection |
EP1286476A1 (en) * | 2001-08-23 | 2003-02-26 | Abb Research Ltd. | Method for transmitting communication signals |
US7091831B2 (en) * | 2001-10-02 | 2006-08-15 | Telkonet Communications, Inc. | Method and apparatus for attaching power line communications to customer premises |
US6975212B2 (en) * | 2001-10-02 | 2005-12-13 | Telkonet Communications, Inc. | Method and apparatus for attaching power line communications to customer premises |
GB2383724B (en) * | 2001-12-15 | 2005-03-09 | Univ Lancaster | Communications system |
US7053756B2 (en) * | 2001-12-21 | 2006-05-30 | Current Technologies, Llc | Facilitating communication of data signals on electric power systems |
US7199699B1 (en) | 2002-02-19 | 2007-04-03 | Current Technologies, Llc | Facilitating communication with power line communication devices |
JP2005522164A (ja) | 2002-03-28 | 2005-07-21 | ロバートショー コントロールズ カンパニー | エネルギー管理システム及び方法 |
US7102478B2 (en) * | 2002-06-21 | 2006-09-05 | Current Technologies, Llc | Power line coupling device and method of using the same |
US6982611B2 (en) * | 2002-06-24 | 2006-01-03 | Current Technologies, Llc | Power line coupling device and method of using the same |
US7340509B2 (en) | 2002-07-18 | 2008-03-04 | General Electric Company | Reconfigurable appliance control system |
GB2393370B (en) * | 2002-10-02 | 2004-10-20 | Artimi Ltd | Communication methods & apparatus |
US6993317B2 (en) * | 2002-10-02 | 2006-01-31 | Amperion, Inc. | Method and system for signal repeating in powerline communications |
ATE348411T1 (de) * | 2002-10-02 | 2007-01-15 | Artimi Ltd | Kommunikationsverfahren und vorrichtung |
ES2204334B2 (es) * | 2002-10-11 | 2005-08-01 | Grupo Ormazabal, S.A. | Equipo de media tension con sistema de acoplamiento capacitivo. |
BR0315364A (pt) * | 2002-10-17 | 2005-08-23 | Ambient Corp | Repetidores que compartilham um meio comum para comunicações |
US20060152344A1 (en) * | 2002-12-07 | 2006-07-13 | Mowery Richard A Jr | Powerline Communication Network Handoff |
US6980091B2 (en) * | 2002-12-10 | 2005-12-27 | Current Technologies, Llc | Power line communication system and method of operating the same |
US7075414B2 (en) * | 2003-05-13 | 2006-07-11 | Current Technologies, Llc | Device and method for communicating data signals through multiple power line conductors |
US6965303B2 (en) * | 2002-12-10 | 2005-11-15 | Current Technologies, Llc | Power line communication system and method |
US6980090B2 (en) * | 2002-12-10 | 2005-12-27 | Current Technologies, Llc | Device and method for coupling with electrical distribution network infrastructure to provide communications |
US7064654B2 (en) * | 2002-12-10 | 2006-06-20 | Current Technologies, Llc | Power line communication system and method of operating the same |
US7224272B2 (en) | 2002-12-10 | 2007-05-29 | Current Technologies, Llc | Power line repeater system and method |
US7046124B2 (en) * | 2003-01-21 | 2006-05-16 | Current Technologies, Llc | Power line coupling device and method of using the same |
IL154921A (en) | 2003-03-13 | 2011-02-28 | Mosaid Technologies Inc | A telephone system that includes many separate sources and accessories for it |
SE522457C2 (sv) * | 2003-03-25 | 2004-02-10 | Iprobe Ab | Sätt och anordning för datakommunikation |
FR2853482A1 (fr) * | 2003-04-07 | 2004-10-08 | France Telecom | Reseau local utilisant un reseau de distribution d'energie electrique et dispositif de reflexion associe |
FR2854514B1 (fr) * | 2003-04-30 | 2006-12-15 | Spidcom Technologies | Procede de transmission de donnees et modem par courant porteur |
US20040233928A1 (en) * | 2003-05-07 | 2004-11-25 | Telkonet, Inc. | Network topology and packet routing method using low voltage power wiring |
US20040227623A1 (en) * | 2003-05-07 | 2004-11-18 | Telkonet, Inc. | Network topology and packet routing method using low voltage power wiring |
US7098773B2 (en) * | 2003-07-03 | 2006-08-29 | Current Technologies, Llc | Power line communication system and method of operating the same |
US20060291575A1 (en) * | 2003-07-03 | 2006-12-28 | Berkman William H | Power Line Communication System and Method |
US7321291B2 (en) | 2004-10-26 | 2008-01-22 | Current Technologies, Llc | Power line communications system and method of operating the same |
US7280033B2 (en) * | 2003-10-15 | 2007-10-09 | Current Technologies, Llc | Surface wave power line communications system and method |
US7852837B1 (en) | 2003-12-24 | 2010-12-14 | At&T Intellectual Property Ii, L.P. | Wi-Fi/BPL dual mode repeaters for power line networks |
JP2007517470A (ja) * | 2003-12-30 | 2007-06-28 | アンソニー ウェラン | 車両電力線を通じた広帯域データサービス |
US8818913B1 (en) | 2004-01-14 | 2014-08-26 | Junkin Holdings Llc | Wireless access using preexisting data connection |
KR100561749B1 (ko) * | 2004-03-12 | 2006-04-04 | 주식회사 젤라인 | 전력선 통신망 기반의 서비스 부가형 미터 게이트 웨이 및그의 케이싱 구조, 이를 이용한 전력선 통신 시스템 및 방법 |
US7091849B1 (en) | 2004-05-06 | 2006-08-15 | At&T Corp. | Inbound interference reduction in a broadband powerline system |
US7170367B2 (en) * | 2004-10-25 | 2007-01-30 | Ambient Corporation | Inductive coupler for power line communications |
EP1657967A1 (en) * | 2004-11-12 | 2006-05-17 | Koninklijke KPN N.V. | A filter with a fuse, for use in a lamppost |
US9172429B2 (en) | 2004-12-01 | 2015-10-27 | At&T Intellectual Property Ii, L.P. | Interference control in a broadband powerline communication system |
US8462902B1 (en) | 2004-12-01 | 2013-06-11 | At&T Intellectual Property Ii, L.P. | Interference control in a broadband powerline communication system |
US7453944B2 (en) * | 2004-12-21 | 2008-11-18 | Tyco Electronics Corporation | Multi-mode signal modification circuit with common mode bypass |
JP2006262434A (ja) * | 2005-02-17 | 2006-09-28 | Mitsubishi Electric Corp | 配電線搬送伝送装置 |
US20060193313A1 (en) * | 2005-02-25 | 2006-08-31 | Telkonet, Inc. | Local area network above telephony infrastructure |
US20060193310A1 (en) * | 2005-02-25 | 2006-08-31 | Telkonet, Inc. | Local area network above telephony methods and devices |
US20060193336A1 (en) * | 2005-02-25 | 2006-08-31 | Telkonet, Inc. | Local area network above cable television methods and devices |
US7265664B2 (en) | 2005-04-04 | 2007-09-04 | Current Technologies, Llc | Power line communications system and method |
US7307512B2 (en) | 2005-04-29 | 2007-12-11 | Current Technologies, Llc | Power line coupling device and method of use |
US20060255930A1 (en) * | 2005-05-12 | 2006-11-16 | Berkman William H | Power line communications system and method |
US7259657B2 (en) * | 2005-06-21 | 2007-08-21 | Current Technologies, Llc | Multi-subnet power line communications system and method |
US7319717B2 (en) * | 2005-06-28 | 2008-01-15 | International Broadband Electric Communications, Inc. | Device and method for enabling communications signals using a medium voltage power line |
US7414526B2 (en) * | 2005-06-28 | 2008-08-19 | International Broadband Communications, Inc. | Coupling of communications signals to a power line |
US7667344B2 (en) * | 2005-07-15 | 2010-02-23 | International Broadband Electric Communications, Inc. | Coupling communications signals to underground power lines |
US7778514B2 (en) * | 2005-07-15 | 2010-08-17 | International Broadband Electric Communications, Inc. | Coupling of communications signals to a power line |
US7522812B2 (en) * | 2005-07-15 | 2009-04-21 | International Broadband Electric Communications, Inc. | Coupling of communications signals to a power line |
US7307510B2 (en) * | 2005-09-02 | 2007-12-11 | Current Technologies, Llc | Power meter bypass device and method for a power line communications system |
US7675897B2 (en) | 2005-09-06 | 2010-03-09 | Current Technologies, Llc | Power line communications system with differentiated data services |
DE102005044195A1 (de) * | 2005-09-15 | 2007-03-22 | Airbus Deutschland Gmbh | Stromversorgungs- und Kommunikationssystem für ein Passagierflugzeug |
US8406239B2 (en) * | 2005-10-03 | 2013-03-26 | Broadcom Corporation | Multi-wideband communications over multiple mediums |
US7808985B2 (en) * | 2006-11-21 | 2010-10-05 | Gigle Networks Sl | Network repeater |
US8213895B2 (en) * | 2005-10-03 | 2012-07-03 | Broadcom Europe Limited | Multi-wideband communications over multiple mediums within a network |
US20070076666A1 (en) * | 2005-10-03 | 2007-04-05 | Riveiro Juan C | Multi-Wideband Communications over Power Lines |
US20080159358A1 (en) * | 2007-01-02 | 2008-07-03 | David Ruiz | Unknown Destination Traffic Repetition |
EP1770870B1 (en) * | 2005-10-03 | 2019-04-03 | Avago Technologies International Sales Pte. Limited | Powerline communication device and method |
US20070217414A1 (en) * | 2006-03-14 | 2007-09-20 | Berkman William H | System and method for multicasting over power lines |
US7764943B2 (en) | 2006-03-27 | 2010-07-27 | Current Technologies, Llc | Overhead and underground power line communication system and method using a bypass |
US20070297425A1 (en) * | 2006-06-23 | 2007-12-27 | George Chirco | Systems and methods for establishing a network over a substation dc/ac circuit |
US7860146B2 (en) * | 2006-07-06 | 2010-12-28 | Gigle Networks, Inc. | Adaptative multi-carrier code division multiple access |
US8885814B2 (en) * | 2006-07-25 | 2014-11-11 | Broadcom Europe Limited | Feedback impedance control for driving a signal |
US9705562B2 (en) * | 2006-07-25 | 2017-07-11 | Broadcom Europe Limited | Dual transformer communication interface |
US8213582B2 (en) * | 2008-03-14 | 2012-07-03 | Broadcom Europe Limited | Coupling signal processing circuitry with a wireline communications medium |
EP1956726A1 (de) * | 2007-02-06 | 2008-08-13 | Lufthansa Technik AG | Datenübertragungseinrichtung für ein Luftfahrzeug |
US7893557B2 (en) * | 2007-02-08 | 2011-02-22 | The Boeing Company | Methods and systems for high speed data communication |
WO2008114370A1 (ja) * | 2007-03-19 | 2008-09-25 | Takaoka Electric Mfg.Co., Ltd. | 配電線搬送に使用される変圧器 |
US7714682B2 (en) * | 2007-06-21 | 2010-05-11 | Current Technologies, Llc | Power line data signal attenuation device and method |
US7795994B2 (en) | 2007-06-26 | 2010-09-14 | Current Technologies, Llc | Power line coupling device and method |
US7876174B2 (en) | 2007-06-26 | 2011-01-25 | Current Technologies, Llc | Power line coupling device and method |
US20090085726A1 (en) * | 2007-09-27 | 2009-04-02 | Radtke William O | Power Line Communications Coupling Device and Method |
DE102008007023B4 (de) * | 2008-01-31 | 2010-09-23 | Airbus Deutschland Gmbh | Verfahren und System zur Spannungsversorgung von Flugzeugkabinenmodulen |
US7602220B1 (en) | 2008-06-24 | 2009-10-13 | Gigle Semiconductor, Ltd. | Resistor-input transconductor including common-mode compensation |
US7795973B2 (en) | 2008-10-13 | 2010-09-14 | Gigle Networks Ltd. | Programmable gain amplifier |
US7956689B2 (en) * | 2008-10-13 | 2011-06-07 | Broadcom Corporation | Programmable gain amplifier and transconductance compensation system |
US8279058B2 (en) | 2008-11-06 | 2012-10-02 | Current Technologies International Gmbh | System, device and method for communicating over power lines |
WO2010101661A1 (en) * | 2009-03-06 | 2010-09-10 | Amperion Incorporated | Station communications over electrical transmission lines |
US20110018704A1 (en) * | 2009-07-24 | 2011-01-27 | Burrows Zachary M | System, Device and Method for Providing Power Line Communications |
US9089922B2 (en) | 2010-01-22 | 2015-07-28 | Illinois Tool Works Inc. | Welding system having a power grid interface |
CA2807001C (en) | 2010-08-13 | 2017-08-15 | Aclara Power-Line Systems Inc. | Digital two way automatic communication system (twacs) outbound receiver and method |
US9018939B2 (en) | 2010-11-23 | 2015-04-28 | Corinex Communications Corporation | System and method for providing power to a power meter connected to a power line |
MX2013006212A (es) | 2010-12-02 | 2013-12-06 | Aclara Power Line Systems Inc | Sistema y metodo de comunicaciones por lineas electricas sincronicas a la red electrica. |
CA2873773A1 (en) | 2011-03-06 | 2012-09-06 | PCN Technology, Inc. | Systems and methods of data transmission and management |
AT512668B1 (de) * | 2012-04-04 | 2013-12-15 | Siemens Ag Oesterreich | Anordnung zur Übertragung von Daten in einem Stromversorgungsnetz |
US9294147B2 (en) | 2013-10-01 | 2016-03-22 | Aclara Technologies Llc | TWACS transmitter and receiver |
US10243784B2 (en) | 2014-11-20 | 2019-03-26 | At&T Intellectual Property I, L.P. | System for generating topology information and methods thereof |
US10044409B2 (en) | 2015-07-14 | 2018-08-07 | At&T Intellectual Property I, L.P. | Transmission medium and methods for use therewith |
US9948333B2 (en) | 2015-07-23 | 2018-04-17 | At&T Intellectual Property I, L.P. | Method and apparatus for wireless communications to mitigate interference |
US9912027B2 (en) | 2015-07-23 | 2018-03-06 | At&T Intellectual Property I, L.P. | Method and apparatus for exchanging communication signals |
US10051483B2 (en) | 2015-10-16 | 2018-08-14 | At&T Intellectual Property I, L.P. | Method and apparatus for directing wireless signals |
US10811767B2 (en) | 2016-10-21 | 2020-10-20 | At&T Intellectual Property I, L.P. | System and dielectric antenna with convex dielectric radome |
US10637149B2 (en) | 2016-12-06 | 2020-04-28 | At&T Intellectual Property I, L.P. | Injection molded dielectric antenna and methods for use therewith |
US10389037B2 (en) | 2016-12-08 | 2019-08-20 | At&T Intellectual Property I, L.P. | Apparatus and methods for selecting sections of an antenna array and use therewith |
US11323435B2 (en) | 2019-05-08 | 2022-05-03 | The Boeing Company | Method and apparatus for advanced security systems over a power line connection |
CN111711266A (zh) * | 2019-12-04 | 2020-09-25 | 李天广 | 一种基于电力线的网络通信系统、方法及装置 |
Family Cites Families (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1547242A (en) * | 1924-04-29 | 1925-07-28 | American Telephone & Telegraph | Carrier transmission over power circuits |
FR908688A (fr) * | 1942-02-20 | 1946-04-16 | Constr Telephoniques | Système de trafic à haute fréquence sur lignes de transport d'énergie |
JPS5123914B1 (ja) * | 1970-01-17 | 1976-07-20 | ||
US3846638A (en) * | 1972-10-02 | 1974-11-05 | Gen Electric | Improved coupling arrangement for power line carrier systems |
US3949172A (en) * | 1974-02-08 | 1976-04-06 | Brown William M | Telephone extension system utilizing power line carrier signals |
US3942170A (en) * | 1975-01-31 | 1976-03-02 | Westinghouse Electric Corporation | Distribution network powerline carrier communication system |
US3993989A (en) * | 1975-05-19 | 1976-11-23 | Trw Inc. | ELF communications system using HVDC transmission line as antenna |
CH589979A5 (ja) * | 1975-09-25 | 1977-07-29 | Zellweger Uster Ag | |
US4142178A (en) * | 1977-04-25 | 1979-02-27 | Westinghouse Electric Corp. | High voltage signal coupler for a distribution network power line carrier communication system |
DE2825249A1 (de) * | 1978-06-08 | 1979-12-13 | Siemens Ag | Rundsteueranlage |
AU531592B2 (en) * | 1978-06-09 | 1983-09-01 | Electricity Trust Of South Australia, The | Ripple control system |
EP0037001B1 (de) * | 1980-03-28 | 1983-12-14 | Siemens Aktiengesellschaft | Wechselrichteranordnung |
US4493033A (en) * | 1980-04-25 | 1985-01-08 | Data General Corporation | Dual port cache with interleaved read accesses during alternate half-cycles and simultaneous writing |
DE3020110A1 (de) * | 1980-05-27 | 1982-01-14 | Siemens AG, 1000 Berlin und 8000 München | Ueberwachungseinrichtung fuer die kondensatorbatterien eines drehstrom- filterkreises |
DE3020107A1 (de) * | 1980-05-27 | 1981-12-03 | Siemens AG, 1000 Berlin und 8000 München | Ueberwachungseinrichtung fuer einen lc-filterkreis an einem wechselspannungsnetz |
GB2101857A (en) * | 1981-05-08 | 1983-01-19 | Atomic Energy Authority Uk | A communications system |
US4471399A (en) * | 1982-03-11 | 1984-09-11 | Westinghouse Electric Corp. | Power-line baseband communication system |
US4479033A (en) * | 1982-03-29 | 1984-10-23 | Astech, Inc. | Telephone extension system utilizing power line carrier signals |
US4475209A (en) * | 1982-04-23 | 1984-10-02 | Westinghouse Electric Corp. | Regenerator for an intrabundle power-line communication system |
EP0120959A1 (en) * | 1982-09-30 | 1984-10-10 | Astech Inc | Telephone extension system |
US4517548A (en) * | 1982-12-20 | 1985-05-14 | Sharp Kabushiki Kaisha | Transmitter/receiver circuit for signal transmission over power wiring |
GB2148643B (en) * | 1983-11-07 | 1988-03-16 | Emlux Ltd | Filtering electrical signals |
US4701945A (en) * | 1984-10-09 | 1987-10-20 | Pedigo Michael K | Carrier current transceiver |
US4912553A (en) * | 1986-03-28 | 1990-03-27 | Pal Theodore L | Wideband video system for single power line communications |
US4766414A (en) * | 1986-06-17 | 1988-08-23 | Westinghouse Electric Corp. | Power line communication interference preventing circuit |
US5068890A (en) * | 1986-10-22 | 1991-11-26 | Nilssen Ole K | Combined signal and electrical power distribution system |
US4772870A (en) * | 1986-11-20 | 1988-09-20 | Reyes Ronald R | Power line communication system |
JPH02501700A (ja) * | 1987-10-15 | 1990-06-07 | ザ サウス イースト クイーンズランド エレクトリシテイーボード | 減結合回路網および通信システム |
US5717685A (en) * | 1989-04-28 | 1998-02-10 | Abraham; Charles | Transformer coupler for communication over various lines |
US5559377A (en) * | 1989-04-28 | 1996-09-24 | Abraham; Charles | Transformer coupler for communication over various lines |
DE69023904T2 (de) * | 1989-04-28 | 1996-06-13 | Karoly Charles Sarasota Fla. Abraham | Übertragungsvorrichtung über hochspannungslinie. |
US5066939A (en) * | 1989-10-04 | 1991-11-19 | Mansfield Jr Amos R | Method and means of operating a power line carrier communication system |
US5351272A (en) * | 1992-05-18 | 1994-09-27 | Abraham Karoly C | Communications apparatus and method for transmitting and receiving multiple modulated signals over electrical lines |
GB9105613D0 (en) * | 1991-03-16 | 1991-05-01 | Gjd Mfg Ltd | Signalling system and method |
US5148144A (en) * | 1991-03-28 | 1992-09-15 | Echelon Systems Corporation | Data communication network providing power and message information |
US5319634A (en) * | 1991-10-07 | 1994-06-07 | Phoenix Corporation | Multiple access telephone extension systems and methods |
FR2682837B1 (fr) * | 1991-10-17 | 1994-01-07 | Electricite De France | Circuit separateur-coupleur directif pour courants porteurs a frequence moyenne sur ligne electrique a basse tension. |
FR2684250B1 (fr) * | 1991-11-27 | 1994-04-01 | Merlin Gerin | Systeme de distribution d'energie electrique de haute qualite. |
GB9222205D0 (en) * | 1992-10-22 | 1992-12-02 | Norweb Plc | Low voltage filter |
US5406249A (en) * | 1993-03-09 | 1995-04-11 | Metricom, Inc. | Method and structure for coupling power-line carrier current signals using common-mode coupling |
-
1992
- 1992-10-22 GB GB929222205A patent/GB9222205D0/en active Pending
-
1993
- 1993-09-08 GB GB9318628A patent/GB2272350B/en not_active Expired - Lifetime
- 1993-09-08 GB GB9621878A patent/GB2304013B/en not_active Expired - Lifetime
- 1993-10-20 PT PT00108440T patent/PT1050975E/pt unknown
- 1993-10-20 AT AT93924120T patent/ATE198521T1/de active
- 1993-10-20 AT AT00108440T patent/ATE363161T1/de active
- 1993-10-20 CA CA002146648A patent/CA2146648C/en not_active Expired - Fee Related
- 1993-10-20 ES ES00108440T patent/ES2286965T3/es not_active Expired - Lifetime
- 1993-10-20 JP JP6509796A patent/JPH08505272A/ja active Pending
- 1993-10-20 WO PCT/GB1993/002163 patent/WO1994009572A1/en active IP Right Grant
- 1993-10-20 AU AU53732/94A patent/AU673388B2/en not_active Ceased
- 1993-10-20 DE DE69329827T patent/DE69329827T2/de not_active Expired - Lifetime
- 1993-10-20 NZ NZ257356A patent/NZ257356A/en not_active IP Right Cessation
- 1993-10-20 EP EP00108440A patent/EP1050975B1/en not_active Expired - Lifetime
- 1993-10-20 US US08/347,427 patent/US5684450A/en not_active Expired - Lifetime
- 1993-10-20 DE DE69334142T patent/DE69334142T2/de not_active Expired - Lifetime
- 1993-10-20 DK DK00108440T patent/DK1050975T3/da active
- 1993-10-20 NZ NZ329593A patent/NZ329593A/xx not_active IP Right Cessation
- 1993-10-20 EP EP93924120A patent/EP0667067B1/en not_active Expired - Lifetime
-
1995
- 1995-04-18 FI FI951844A patent/FI951844A/fi unknown
- 1995-04-20 NO NO951500A patent/NO951500D0/no unknown
-
1997
- 1997-02-21 US US08/803,914 patent/US5933071A/en not_active Expired - Lifetime
- 1997-04-09 US US08/826,983 patent/US5929750A/en not_active Expired - Lifetime
- 1997-06-26 HK HK125997A patent/HK125997A/xx not_active IP Right Cessation
- 1997-06-26 HK HK125897A patent/HK125897A/xx not_active IP Right Cessation
-
1999
- 1999-04-06 US US09/287,028 patent/US6172597B1/en not_active Expired - Lifetime
-
2004
- 2004-11-22 JP JP2004337631A patent/JP2005130519A/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004075433A1 (ja) * | 2003-02-20 | 2004-09-02 | Hitachi, Ltd. | 電力線搬送通信装置及び電力線搬送通信方法 |
JPWO2007063618A1 (ja) * | 2005-11-29 | 2009-05-07 | 三菱電機株式会社 | 電力線搬送通信用信号結合装置 |
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPH08505272A (ja) | 伝送ネットワークおよびそのためのフィルタ | |
US5949327A (en) | Coupling of telecommunications signals to a balanced power distribution network | |
US6282405B1 (en) | Hybrid electricity and telecommunications distribution network | |
US5257006A (en) | Method and apparatus for power line communications | |
US7259657B2 (en) | Multi-subnet power line communications system and method | |
US7561026B2 (en) | Bypass device and method for a power line communications system | |
JPH09512394A (ja) | Tdma、fdmaおよび/またはcdmaを用いる電力ライン通信ネットワーク | |
CA2505439A1 (en) | Power line communication system and method | |
EP0756785B2 (en) | Hybrid electricity and telecommunications distribution network | |
MXPA96004961A (en) | Hybrid network of electricity and telecommunication distribution | |
MXPA97001467A (en) | Method and apparatus for the transmission of telecommunications in an ener network |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20040216 |
|
A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20040405 |
|
A711 | Notification of change in applicant |
Free format text: JAPANESE INTERMEDIATE CODE: A711 Effective date: 20040531 |
|
A72 | Notification of change in name of applicant |
Free format text: JAPANESE INTERMEDIATE CODE: A721 Effective date: 20040531 |
|
A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20040727 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A821 Effective date: 20041222 |