CA2502547A1 - Highly insulated inductive data couplers - Google Patents

Highly insulated inductive data couplers Download PDF

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Publication number
CA2502547A1
CA2502547A1 CA002502547A CA2502547A CA2502547A1 CA 2502547 A1 CA2502547 A1 CA 2502547A1 CA 002502547 A CA002502547 A CA 002502547A CA 2502547 A CA2502547 A CA 2502547A CA 2502547 A1 CA2502547 A1 CA 2502547A1
Authority
CA
Canada
Prior art keywords
inductive coupler
coil
power line
semiconducting
core
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.)
Granted
Application number
CA002502547A
Other languages
French (fr)
Other versions
CA2502547C (en
Inventor
Yehuda Cern
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ambient Corp USA
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of CA2502547A1 publication Critical patent/CA2502547A1/en
Application granted granted Critical
Publication of CA2502547C publication Critical patent/CA2502547C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/54—Systems for transmission via power distribution lines
    • H04B3/542—Systems for transmission via power distribution lines the information being in digital form
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/02—Adaptations of transformers or inductances for specific applications or functions for non-linear operation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/32—Non-reciprocal transmission devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/0115—Frequency selective two-port networks comprising only inductors and capacitors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/0138—Electrical filters or coupling circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/38—Impedance-matching networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/36—Repeater circuits
    • H04B3/38—Repeater circuits for signals in two different frequency ranges transmitted in opposite directions over the same transmission path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/54—Systems for transmission via power distribution lines
    • 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
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/04—Telephonic communication systems specially adapted for combination with other electrical systems with alarm systems, e.g. fire, police or burglar alarm systems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00—Fixed inductances of the signal type 
    • H01F17/04—Fixed inductances of the signal type  with magnetic core
    • H01F17/06—Fixed inductances of the signal type  with magnetic core with core substantially closed in itself, e.g. toroid
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/14—Inductive couplings
    • H01F2038/143—Inductive couplings for signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H1/00—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
    • H03H2001/0092—Inductor filters, i.e. inductors whose parasitic capacitance is of relevance to consider it as filter
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H2007/013—Notch or bandstop filters
    • 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
    • H04B2203/5404—Methods of transmitting or receiving signals via power distribution lines
    • H04B2203/5408—Methods of transmitting or receiving signals via power distribution lines using protocols
    • 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
    • H04B2203/5404—Methods of transmitting or receiving signals via power distribution lines
    • H04B2203/5425—Methods of transmitting or receiving signals via power distribution lines improving S/N by matching impedance, noise reduction, gain control
    • 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
    • H04B2203/5479—Systems for power line communications using repeaters
    • 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
    • H04B2203/5483—Systems for power line communications using coupling circuits
    • 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
    • H04B2203/5491—Systems for power line communications using filtering and bypassing

Abstract

There is provided an inductive coupler for coupling a signal to a power line . The inductive coupler includes a magnetic core for placement about the power line, a coil wound around a portion of the magnetic core, and a semiconducti ng coating that encapsulates the core and contacts the power line. The signal i s coupled to the coil.

Claims (7)

1. An inductive coupler for coupling a signal to a power line, comprising:
a magnetic core for placement about said power line;
a coil wound around a portion of said magnetic core, wherein said signal is coupled to said coil; and a semiconducting coating that encapsulates said core and contacts said power line.
2. The inductive coupler of claim 1, wherein said core has a longitudinal end, and wherein said inductive coupler further comprises a rounded semiconducting body that covers said longitudinal end and is in electrical contact with said semiconducting coating.
3. The inductive coupler of claim 1, wherein said core has a rounded longitudinal end, and wherein said semiconducting coating covers said rounded longitudinal end.
4. The inductive coupler of claim 1, wherein said coil has a lead emerging from said core, wherein said lead is coated with a layer of insulation, and wherein said inductive coupler further comprises a semiconducting layer over said layer of insulation.
5. The inductive coupler of claim 1, wherein said coil has a lead emerging from said core, and wherein said inductive coupler further comprises a semiconducting layer over said lead.
6. The inductive coupler of claim 1, wherein said coil has a section of high voltage cable coated with semiconducting material, said semiconducting material being in conductive or capacitive contact with said semiconducting coating, and wherein said inductive coupler further comprises a stress cone at an end of said coil.
7. An inductive coupler for coupling a signal to a power line, comprising:
a magnetic core for placement about said power line; and a coil wound around a portion of said magnetic core, wherein said coil includes a coaxial cable having an outer conductor at power line potential, and wherein said cable includes an end with a stress cone.
CA2502547A 2002-10-17 2003-10-17 Highly insulated inductive data couplers Expired - Fee Related CA2502547C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US41917402P 2002-10-17 2002-10-17
US60/419,174 2002-10-17
PCT/US2003/033188 WO2004036601A2 (en) 2002-10-17 2003-10-17 Highly insulated inductive data couplers

Publications (2)

Publication Number Publication Date
CA2502547A1 true CA2502547A1 (en) 2004-04-29
CA2502547C CA2502547C (en) 2012-01-17

Family

ID=32108037

Family Applications (4)

Application Number Title Priority Date Filing Date
CA002502107A Abandoned CA2502107A1 (en) 2002-10-17 2003-10-17 Repeaters sharing a common medium for communications
CA002502104A Abandoned CA2502104A1 (en) 2002-10-17 2003-10-17 Arrangement of a data coupler for power line communications
CA2502547A Expired - Fee Related CA2502547C (en) 2002-10-17 2003-10-17 Highly insulated inductive data couplers
CA002502122A Abandoned CA2502122A1 (en) 2002-10-17 2003-10-17 Filter for segmenting power lines for communications

Family Applications Before (2)

Application Number Title Priority Date Filing Date
CA002502107A Abandoned CA2502107A1 (en) 2002-10-17 2003-10-17 Repeaters sharing a common medium for communications
CA002502104A Abandoned CA2502104A1 (en) 2002-10-17 2003-10-17 Arrangement of a data coupler for power line communications

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA002502122A Abandoned CA2502122A1 (en) 2002-10-17 2003-10-17 Filter for segmenting power lines for communications

Country Status (11)

Country Link
US (5) US6844810B2 (en)
EP (4) EP1552677A4 (en)
JP (4) JP2006503504A (en)
KR (4) KR100991921B1 (en)
CN (4) CN100530457C (en)
AU (3) AU2003277438A1 (en)
BR (4) BR0315492A (en)
CA (4) CA2502107A1 (en)
EA (4) EA200500668A1 (en)
MX (4) MXPA05004090A (en)
WO (4) WO2004036813A2 (en)

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