FR908688A
(fr)
|
1942-02-20 |
1946-04-16 |
Constr Telephoniques |
Système de trafic à haute fréquence sur lignes de transport d'énergie
|
US2516211A
(en)
|
1946-05-08 |
1950-07-25 |
Bell Telephone Labor Inc |
Filter connecting telephone transmitter to power line during calls
|
US2516763A
(en)
|
1946-08-22 |
1950-07-25 |
Bell Telephone Labor Inc |
Power line carrier frequency telephone system
|
US2510273A
(en)
|
1946-10-11 |
1950-06-06 |
Bell Telephone Labor Inc |
Power line carrier frequency telephone system
|
US2567908A
(en)
|
1947-07-31 |
1951-09-11 |
Monmouth Lab Inc |
Radio carrier alarm system
|
US2535446A
(en)
|
1948-06-16 |
1950-12-26 |
Bell Telephone Labor Inc |
Carrier communication system
|
US2654805A
(en)
|
1949-10-28 |
1953-10-06 |
Westinghouse Electric Corp |
Remote-control system
|
US2820097A
(en)
|
1952-08-29 |
1958-01-14 |
Westinghouse Air Brake Co |
Apparatus for carrier intercommunication systems
|
JPS31655B1
(xx)
|
1952-09-25 |
1956-02-03 |
|
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US2932794A
(en)
|
1954-07-29 |
1960-04-12 |
Motorola Inc |
Subcarrier separation system
|
US3045066A
(en)
|
1957-03-14 |
1962-07-17 |
Donald A Beuscher |
Selective carrier type communication system
|
FR1342808A
(fr)
|
1962-08-23 |
1963-11-15 |
Electricite De France |
Perfectionnements apportés aux systèmes de transmission de signaux par courants porteurs sur une ligne d'énergie
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US3280259A
(en)
|
1962-09-27 |
1966-10-18 |
John R Cotter |
Telephone repeater and portable telephone communication systems utilizing power line carrier currents
|
US3400221A
(en)
|
1963-06-14 |
1968-09-03 |
Gen Electric |
Music distribution system using fm transmission over house wiring
|
US3369078A
(en)
|
1965-06-28 |
1968-02-13 |
Charles R. Stradley |
System for transmitting stereophonic signals over electric power lines
|
US3475561A
(en)
|
1965-09-29 |
1969-10-28 |
Superior Continental Corp |
Telephone carrier system having selfcontained independently attachable line tap units
|
US3399397A
(en)
|
1966-01-07 |
1968-08-27 |
Josephson Elliot |
Apparatus for sending and receiving a signal on an a-c line
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US3521267A
(en)
|
1966-12-27 |
1970-07-21 |
Mastercraft Electronics Corp |
Dual modulated single carrier frequency remote control
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US3529216A
(en)
|
1967-06-29 |
1970-09-15 |
Sonus Corp |
Remote control system utilizing a.c. transmission lines
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US3659280A
(en)
|
1967-11-20 |
1972-04-25 |
Dantronics Inc |
Communication system using the electrical power distribution network of a building
|
US3693155A
(en)
|
1971-03-23 |
1972-09-19 |
Nat Telecommunications System |
Communication system
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US3818481A
(en)
|
1972-08-14 |
1974-06-18 |
Codata Corp |
Multiple address direct coupled communication and control current carrier system
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US3810096A
(en)
|
1972-09-14 |
1974-05-07 |
Integrated Syst Co |
Method and system for transmitting data and indicating room status
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US3852740A
(en)
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1973-04-16 |
1974-12-03 |
Fine E |
Alarm system with radio alarm link and equipment-activating power line link
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US3925763A
(en)
|
1973-09-13 |
1975-12-09 |
Romesh Tekchand Wadhwani |
Security system
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US3846628A
(en)
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1973-12-06 |
1974-11-05 |
Honeywell Inc |
Sensitivity balancing apparatus for photo responsive detecting circuits
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US3911415A
(en)
|
1973-12-18 |
1975-10-07 |
Westinghouse Electric Corp |
Distribution network power line carrier communication system
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US3949172A
(en)
|
1974-02-08 |
1976-04-06 |
Brown William M |
Telephone extension system utilizing power line carrier signals
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US3924223A
(en)
|
1974-02-21 |
1975-12-02 |
Westinghouse Electric Corp |
Power line communication system having a protective terminating impedance arrangement
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US3925728A
(en)
|
1974-02-21 |
1975-12-09 |
Westinghouse Electric Corp |
Induction watthour meter for power systems transmitting carrier communication signals
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US3876984A
(en)
|
1974-04-19 |
1975-04-08 |
Concord Computing Corp |
Apparatus for utilizing an a.c. power line to couple a remote terminal to a central computer in a communication system
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US3922664A
(en)
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1974-05-28 |
1975-11-25 |
Carl D Wadsworth |
Digital communication system which can be utilized as a security system for apartment houses or the like
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US4218655A
(en)
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1974-07-17 |
1980-08-19 |
New England Power Service Company |
Method and apparatus for transmitting intelligence over a carrier wave
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US4254403B1
(en)
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1974-07-18 |
1994-05-31 |
Gen Electric Co Ltd |
System for transmitting information in an alternating current electricity supply system
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(en)
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1974-12-05 |
1976-08-03 |
General Electric Company |
Signal repeater for power line access data system
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US4012734A
(en)
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1974-12-23 |
1977-03-15 |
American Science & Engineering, Inc. |
Synchronous power communicating
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US3942168A
(en)
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1975-01-31 |
1976-03-02 |
Westinghouse Electric Corporation |
Distribution network power line communication system
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US3967264A
(en)
|
1975-01-31 |
1976-06-29 |
Westinghouse Electric Corporation |
Distribution network power line communication system including addressable interrogation and response repeater
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US3980954A
(en)
|
1975-09-25 |
1976-09-14 |
Westinghouse Electric Corporation |
Bidirectional communication system for electrical power networks
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US4012733A
(en)
|
1975-10-16 |
1977-03-15 |
Westinghouse Electric Corporation |
Distribution power line communication system including a messenger wire communications link
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US4057793A
(en)
|
1975-10-28 |
1977-11-08 |
Johnson Raymond E |
Current carrier communication system
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US4065763A
(en)
|
1975-12-08 |
1977-12-27 |
Westinghouse Electric Corporation |
Distribution network power line communication system
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US4016429A
(en)
|
1976-01-16 |
1977-04-05 |
Westinghouse Electric Corporation |
Power line carrier communication system for signaling customer locations through ground wire conductors
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CA1087266A
(en)
|
1976-01-16 |
1980-10-07 |
Reed H. Johnston |
Method and apparatus for communication over electric power lines
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US4058678A
(en)
*
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1976-04-07 |
1977-11-15 |
Astech, Inc. |
Remote signalling to a telephone line utilizing power line carrier signals
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US4161027A
(en)
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1976-10-04 |
1979-07-10 |
Electric Power Research Institute, Inc. |
Digital protection system for transmission lines and associated power equipment
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US4173754A
(en)
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1977-03-17 |
1979-11-06 |
General Electric Company |
Distributed control system
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CH604409A5
(xx)
|
1977-05-17 |
1978-09-15 |
Landis & Gyr Ag |
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US4107656A
(en)
|
1977-05-23 |
1978-08-15 |
General Electric Company |
Data communication receiver and transfer apparatus
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US4174517A
(en)
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1977-07-15 |
1979-11-13 |
Jerome Mandel |
Central system for controlling remote devices over power lines
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CH618553A5
(xx)
|
1977-08-25 |
1980-07-31 |
Landis & Gyr Ag |
|
DE2810534C2
(de)
|
1978-03-10 |
1983-10-20 |
Siemens AG, 1000 Berlin und 8000 München |
Rundsteueranlage
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US4222035A
(en)
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1978-05-25 |
1980-09-09 |
Lohoff Warren G |
Multiplex system having digital coded power line signals
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DK146108C
(da)
|
1978-11-13 |
1983-11-21 |
Medibit A S |
Fremgangsmaade til overfoering af information samt anlaeg til udoevelse af fremgangsmaaden
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US4239940A
(en)
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1978-12-26 |
1980-12-16 |
Bertrand Dorfman |
Carrier current communications system
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US4429299A
(en)
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1979-01-05 |
1984-01-31 |
Robertshaw Controls Company |
Two-way AC power line communications system
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GB2064923B
(en)
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1979-10-31 |
1984-02-08 |
Matsushita Electric Works Ltd |
Data transmission system utilising power line
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US4323882A
(en)
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1980-06-02 |
1982-04-06 |
General Electric Company |
Method of, and apparatus for, inserting carrier frequency signal information onto distribution transformer primary winding
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US4344066A
(en)
|
1980-10-27 |
1982-08-10 |
Robertshaw Controls Company |
Noise trap arrangement for AC power line communication systems
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US4386436A
(en)
|
1981-02-27 |
1983-05-31 |
Rca Corporation |
Television remote control system for selectively controlling external apparatus through the AC power line
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US4433326A
(en)
|
1981-02-04 |
1984-02-21 |
General Electric Company |
Power line communication system using the neutral and ground conductors of a residential branch circuit
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US4408186A
(en)
|
1981-02-04 |
1983-10-04 |
General Electric Co. |
Power line communication over ground and neutral conductors of plural residential branch circuits
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US4442319A
(en)
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1981-02-26 |
1984-04-10 |
Treidl Bernhard L |
Telephone accessible appliance control system
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US4538136A
(en)
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1981-03-30 |
1985-08-27 |
Amtel Systems Corporation |
Power line communication system utilizing a local oscillator
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US4357598A
(en)
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1981-04-09 |
1982-11-02 |
Westinghouse Electric Corp. |
Three-phase power distribution network communication system
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CA1194957A
(en)
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1981-09-14 |
1985-10-08 |
Hitoshi Fukagawa |
Data transmission system utilizing power line
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SE428338B
(sv)
*
|
1981-11-16 |
1983-06-20 |
Mobiltelefonservice Ab |
Anordning for radiokommunikation i atminstone en riktning inom en storre byggnad eller liknande
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US4471399A
(en)
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1982-03-11 |
1984-09-11 |
Westinghouse Electric Corp. |
Power-line baseband communication system
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US4495386A
(en)
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1982-03-29 |
1985-01-22 |
Astech, Inc. |
Telephone extension system utilizing power line carrier signals
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US4479033A
(en)
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1982-03-29 |
1984-10-23 |
Astech, Inc. |
Telephone extension system utilizing power line carrier signals
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US4638299A
(en)
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1982-04-06 |
1987-01-20 |
Pico Electronics Limited |
Electrical appliance control
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US4473817A
(en)
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1982-04-13 |
1984-09-25 |
Rockwell International Corporation |
Coupling power line communications signals around distribution transformers
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US4559520A
(en)
|
1982-06-23 |
1985-12-17 |
New England Power Service Company |
Method for communication utilizing multi-mode reception
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JPS5925536A
(ja)
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1982-07-30 |
1984-02-09 |
シャープ株式会社 |
電力線デ−タ伝送システム
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US4556865A
(en)
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1982-08-09 |
1985-12-03 |
Matsushita Electric Works, Ltd. |
Data transmission system utilizing power line
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US4556864A
(en)
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1982-08-26 |
1985-12-03 |
Roy Joseph J |
Apparatus and method for communicating digital information on AC power lines
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1982-09-30 |
1984-10-02 |
Astech, Inc. |
Power line carrier multi telephone extension system for full duplex conferencing between telephones
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1982-11-30 |
1985-06-11 |
Astech, Inc. |
Power line carrier multi telephone extension system for full duplex conferencing and intercom between telephones
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*
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1982-09-30 |
1985-04-30 |
Astech, Inc. |
Power line carrier telephone extension system for full duplex conferencing between telephones and having telephone call hold capability
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DE3280074D1
(de)
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1982-10-26 |
1990-02-01 |
Sharp Kk |
Verminderung von stoerungen in einem system zur signaluebertragung ueber die elektrischen versorgungsleitungen.
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US4535447A
(en)
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1983-01-31 |
1985-08-13 |
Hazeltine Corporation |
Remote monitoring system transmitter
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(en)
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1983-03-16 |
1985-12-03 |
Honeywell Inc. |
Power line carrier FSK data system
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1983-10-18 |
1987-02-03 |
Nec Corporation |
System for carrying out spread spectrum communication through an electric power line
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1983-12-19 |
1986-12-30 |
Honeywell Inc. |
Apparatus for receiving low level digital signals transmitted over power lines
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1983-12-30 |
1992-09-29 |
International Business Machines Corporation |
Method for producing high energy electroluminescent devices
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CA1226914A
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1984-01-26 |
1987-09-15 |
The University Of British Columbia |
Modem for pseudo noise communication on a.c. lines
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1984-01-30 |
1988-05-24 |
Westinghouse Electric Corp. |
Apparatus for transmitting and receiving a power line
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1984-03-06 |
1992-12-01 |
Comsource Systems |
Spread spectrum-time diversity communications systems and transceivers for multidrop area networks
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1984-03-06 |
1995-09-05 |
Cyplex Corporation |
Frequency hopping time-diversity communications systems and transceivers for local area networks
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1984-04-17 |
1987-06-23 |
Honeywell Inc. |
Passive signal coupler between power distribution systems for the transmission of data signals over the power lines
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1984-09-17 |
1988-11-29 |
Johansson Fritz H |
Apparatus and method for device control using a two conductor power line
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1984-10-01 |
1986-09-02 |
General Electric Company |
Noise inverter circuit for a power line communication system
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1984-10-09 |
1987-10-20 |
Pedigo Michael K |
Carrier current transceiver
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1984-10-22 |
1987-02-17 |
Westinghouse Electric Corp. |
Wireless power line communication apparatus
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1984-12-07 |
1987-02-03 |
Ferranti-Subsea Systems, Ltd. |
Multiple-mode electrical power and communications interface
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FR2577733B1
(fr)
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1985-02-14 |
1988-03-25 |
Enertec |
Procede et systeme de transmission en bande etalee, notamment pour la transmission d'informations sur un reseau de distribution d'energie electrique
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FR2584884B1
(fr)
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1985-07-09 |
1987-10-09 |
Trt Telecom Radio Electr |
Procede et dispositif de recherche de canal libre pour un systeme de radio mobile
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(en)
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1985-07-16 |
1987-01-20 |
Telautograph Corporation |
Communication system having message repeating terminals
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EP0211567A3
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1985-07-24 |
1989-05-24 |
Nec Home Electronics, Ltd. |
Spread spectrum power line communications
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1985-08-06 |
1987-02-10 |
National Semiconductor Corporation |
Power line carrier communications system transformer bridge
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DE3606354A1
(de)
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1986-02-27 |
1987-09-03 |
Bbc Brown Boveri & Cie |
Verfahren zur uebermittlung von daten ueber die leitungen eines stromversorgungsnetzes
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1986-03-28 |
1990-03-27 |
Pal Theodore L |
Wideband video system for single power line communications
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JPH07123314B2
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1986-05-09 |
1995-12-25 |
日本電気株式会社 |
無線通信装置
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1986-05-15 |
1988-09-27 |
Hewlett-Packard Company |
Method and apparatus for transferring information into electronic systems
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1986-07-03 |
1996-06-11 |
Total Energy Management Consul |
Utility monitoring and control system
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1986-10-22 |
1997-04-22 |
Nilssen; Ole K. |
Auxiliary power for telephone distribution system
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JPS63114333A
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1986-10-31 |
1988-05-19 |
Nec Home Electronics Ltd |
無線バスシステム
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1986-11-20 |
1988-09-20 |
Reyes Ronald R |
Power line communication system
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1987-02-11 |
1991-02-19 |
Hillier Technologies Limited Partnership |
Remote control system, components and methods
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1987-02-26 |
1988-05-17 |
General Electric Company |
Method of, and apparatus for, information communication via a power line conductor
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1987-05-22 |
1989-05-09 |
Recoton Corporation |
Wireless remote speaker system
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1987-05-22 |
1989-07-11 |
Recoton Corporation |
Wireless remote speaker system
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1987-08-17 |
1989-07-04 |
Signetics Corporation |
System for high speed digital transmission in repetitive noise environment
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EP0322897B1
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1987-12-29 |
1997-10-08 |
Hitachi Chemical Co., Ltd. |
Simultaneous data and electric power transmitting/receiving system
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EP0348758A3
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1988-06-17 |
1991-05-02 |
Ixys Corporation |
Circuit for providing isolation between components of a power control system and for communicating power and data through the isolation media
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EP0356530B1
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1988-07-16 |
1993-05-12 |
Honeywell Ag |
Dialogsystem
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JPH082038B2
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1988-10-18 |
1996-01-10 |
大崎電気工業株式会社 |
搬送信号送受信方法
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1988-10-20 |
1990-10-09 |
Abb Power T & D Company Inc. |
Transmission of data via power lines
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1988-11-25 |
1989-12-26 |
Westinghouse Electric Corp. |
Distribution of line carrier communications
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1989-03-23 |
1994-10-18 |
Echelon Corporation |
Transceiver providing selectable frequencies and spreading sequences
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1989-04-26 |
1990-11-06 |
Schlumberger Industries, Inc. |
Method of and system for power line carrier communications
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1989-04-27 |
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Schlumberger Industries, Inc. |
Adaptive network routing for power line communications
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1989-04-28 |
1996-09-24 |
Abraham; Charles |
Transformer coupler for communication over various lines
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1989-07-20 |
1995-11-28 |
Timothy D. Schoechle |
Method and apparatus for resource allocation in a communication network system
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1992-04-03 |
1994-01-11 |
Intellon Corporation |
Timing for spread-spectrum communication across noisy media
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1989-08-25 |
1991-11-12 |
The Siemon Company |
Method and apparatus converting digital signals to analog signals and simultaneous transmission of ac power and signals over wire conductors
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JPH0773298B2
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1989-09-14 |
1995-08-02 |
富士通株式会社 |
Isdn端末への電源入力制御装置
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1989-09-20 |
1994-07-05 |
Dockery Gregory A |
Video multiplying system
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1989-10-04 |
1991-11-19 |
Mansfield Jr Amos R |
Method and means of operating a power line carrier communication system
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1989-10-16 |
1990-10-16 |
Emerson Electric Co. |
Simultaneous inbound multi-channel communication system using electricity distribution network
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1992-05-18 |
1994-09-27 |
Abraham Karoly C |
Communications apparatus and method for transmitting and receiving multiple modulated signals over electrical lines
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1989-11-16 |
1992-06-30 |
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Identifying telephone controller system
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1990-06-19 |
1993-02-23 |
Intel Corporation |
Method of coupling lf signals by means of power line communications coupler
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1990-06-19 |
1993-03-09 |
Echelon Corporation |
Power line communications coupler
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KR930003996B1
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1990-06-22 |
1993-05-19 |
주식회사 금성사 |
주파수 자동조절 제어시스템
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1990-09-21 |
1993-10-26 |
Echelon Corporation |
Method and apparatus for power line communications
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1990-10-05 |
1995-05-02 |
Kirchner; Robert D. |
Two-wire control system
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1990-12-31 |
1992-08-04 |
At&T Bell Laboratories |
Method and apparatus for reducing effects of multiple access interference in a radio receiver in a code division multiple access communication system
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1991-05-10 |
1993-05-11 |
Echelon Corporation |
Apparatus and method for reducing errors in data caused by noise
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1991-05-10 |
1994-10-11 |
Echelon Corporation |
Reconstruction of signals using redundant channels
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1991-05-10 |
1992-11-26 |
Echelon Corporation |
Power line communication while avoiding determinable interference harmonics
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1991-05-10 |
1994-02-22 |
Echelon Corporation |
Transmission mode detection in a modulated communication system
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FR2678084B1
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1991-06-24 |
1993-09-24 |
Sgs Thomson Microelectronics |
Procede pour communiquer des informations et commandes au sein d'une habitation ou d'un immeuble, systeme pour sa mise en óoeuvre, et application de ce systeme a une installation domotique.
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FR2678085B1
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1991-06-24 |
1995-04-14 |
Sgs Thomson Microelectronics |
Procede pour gerer des transmissions d'informations sur un circuit de distribution electrique, dispositif pour sa mise en óoeuvre et application du procede aux communications dans un systeme domotique.
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1991-10-07 |
1994-06-07 |
Phoenix Corporation |
Multiple access telephone extension systems and methods
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1991-12-17 |
1993-11-16 |
Distribution Control Systems, Inc. |
Inbound communications using electricity distribution network
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1992-05-06 |
1995-11-14 |
National Rural Electric Cooperative Assn. |
System for detection of the phase of an electrical signal on an alternating circuit power line
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1995-09-19 |
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1992-06-30 |
1996-12-18 |
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1992-07-30 |
1993-08-31 |
Echelon Corporation |
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1992-09-09 |
1995-10-24 |
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Error correction in a spread spectrum transceiver
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1993-03-09 |
1995-04-11 |
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1993-03-22 |
1999-06-08 |
Phonex Corporation |
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1993-07-28 |
1998-05-13 |
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1994-04-08 |
1995-10-31 |
Echelon Corporation |
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1994-08-22 |
1996-09-10 |
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1994-11-24 |
2000-11-22 |
Marconi Communications Limited |
Improved telecommunication system through mains electricity conductors
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1995-01-30 |
1996-04-02 |
Westinghouse Elec. Corp. |
Demodulator for powerline carrier communications
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1995-05-01 |
1997-05-13 |
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Customer premise wireless distribution of broad band signals and two-way communication of control signals over power lines
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1997-07-23 |
1999-09-28 |
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1995-10-06 |
1998-11-03 |
Airnet Communications Corp. |
Distributing wireless system carrier signals within a building using existing power line wiring
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1996-07-11 |
1999-04-06 |
Qualcomm Incorporated |
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1996-08-30 |
1998-06-23 |
Interactive Technologies, Inc. |
Transformer system for power line communications
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1997-01-28 |
1999-08-10 |
Dynamic Telecommunications, Inc. |
Wireless local distribution system using standard power lines
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1997-10-16 |
1999-10-19 |
Phonex Corporation |
Caller identification system for wireless phone jacks and wireless modem jacks
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