FI96073B - Electronic filter - Google Patents

Electronic filter

Info

Publication number
FI96073B
FI96073B FI941542A FI941542A FI96073B FI 96073 B FI96073 B FI 96073B FI 941542 A FI941542 A FI 941542A FI 941542 A FI941542 A FI 941542A FI 96073 B FI96073 B FI 96073B
Authority
FI
Finland
Prior art keywords
electronic filter
filter
electronic
Prior art date
Application number
FI941542A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI96073C (en
FI941542A0 (en
FI941542A (en
Inventor
Teijo Viljanen
Martti Sairanen
Original Assignee
Ahlstroem Oy
Helvar Oy
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 Ahlstroem Oy, Helvar Oy filed Critical Ahlstroem Oy
Priority to FI941542A priority Critical patent/FI96073C/en
Publication of FI941542A0 publication Critical patent/FI941542A0/en
Priority to PCT/FI1995/000173 priority patent/WO1995027344A1/en
Publication of FI941542A publication Critical patent/FI941542A/en
Publication of FI96073B publication Critical patent/FI96073B/en
Application granted granted Critical
Publication of FI96073C publication Critical patent/FI96073C/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/54—Systems for transmission via power distribution lines
    • H04B3/56—Circuits for coupling, blocking, or by-passing of signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/54—Systems for transmission via power distribution lines
    • H04B3/548—Systems for transmission via power distribution lines the power on the line being DC
    • 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
    • H04B2203/5429—Applications for powerline communications
    • H04B2203/5437—Wired telephone
    • 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
    • H04B2203/5429—Applications for powerline communications
    • H04B2203/5445—Local network
    • 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
    • H04B2203/547—Systems for power line communications via DC power distribution
    • 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
    • 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
    • H04B2203/5495—Systems for power line communications having measurements and testing channel

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Networks Using Active Elements (AREA)
FI941542A 1994-03-31 1994-03-31 Electronic filter FI96073C (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI941542A FI96073C (en) 1994-03-31 1994-03-31 Electronic filter
PCT/FI1995/000173 WO1995027344A1 (en) 1994-03-31 1995-03-30 An electronic filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI941542A FI96073C (en) 1994-03-31 1994-03-31 Electronic filter

Publications (4)

Publication Number Publication Date
FI941542A0 FI941542A0 (en) 1994-03-31
FI941542A FI941542A (en) 1995-10-01
FI96073B true FI96073B (en) 1996-01-15
FI96073C FI96073C (en) 1996-04-25

Family

ID=8540438

Family Applications (1)

Application Number Title Priority Date Filing Date
FI941542A FI96073C (en) 1994-03-31 1994-03-31 Electronic filter

Country Status (2)

Country Link
FI (1) FI96073C (en)
WO (1) WO1995027344A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10036823A1 (en) * 2000-07-28 2002-02-07 Merten Gmbh & Co Kg Distribution unit for high-frequency bus lines
DE10154697A1 (en) * 2001-11-09 2003-05-22 Power Plus Communications Ag Impedance stabilization network for determining the electromagnetic interference radiation of a modem
US8089345B2 (en) * 2004-11-10 2012-01-03 Caterpillar Inc. System and method for power and data delivery on a machine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3403264A (en) * 1965-09-28 1968-09-24 Electrohome Ltd Voltage regulator for multiple loads
AT368668B (en) * 1981-02-09 1982-10-25 Siemens Ag Oesterreich DC POWER SUPPLY CIRCUIT
GB2154834B (en) * 1984-02-23 1987-07-08 Plessey Co Plc A two wire dc power/signal transmission system
FR2606953A1 (en) * 1986-11-18 1988-05-20 Radiotechnique Compelec VARIABLE GAIN AMPLIFICATION CIRCUIT AND ITS APPLICATION TO AN AUTOMATIC GAIN CONTROL DEVICE
FR2646298A1 (en) * 1989-04-21 1990-10-26 Radiotechnique Compelec Current generator with differential input
US5148144A (en) * 1991-03-28 1992-09-15 Echelon Systems Corporation Data communication network providing power and message information

Also Published As

Publication number Publication date
WO1995027344A1 (en) 1995-10-12
FI96073C (en) 1996-04-25
FI941542A0 (en) 1994-03-31
FI941542A (en) 1995-10-01

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Legal Events

Date Code Title Description
BB Publication of examined application
MA Patent expired