IT1394837B1 - DIRECTIONAL FILTER FOR SIGNALS IN RADIO FREQUENCY - Google Patents

DIRECTIONAL FILTER FOR SIGNALS IN RADIO FREQUENCY

Info

Publication number
IT1394837B1
IT1394837B1 ITMI2009A000234A ITMI20090234A IT1394837B1 IT 1394837 B1 IT1394837 B1 IT 1394837B1 IT MI2009A000234 A ITMI2009A000234 A IT MI2009A000234A IT MI20090234 A ITMI20090234 A IT MI20090234A IT 1394837 B1 IT1394837 B1 IT 1394837B1
Authority
IT
Italy
Prior art keywords
signals
radio frequency
directional filter
directional
filter
Prior art date
Application number
ITMI2009A000234A
Other languages
Italian (it)
Inventor
Daniele Valenti
Original Assignee
Com Tech S R L
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 Com Tech S R L filed Critical Com Tech S R L
Priority to ITMI2009A000234A priority Critical patent/IT1394837B1/en
Priority to DE201010008868 priority patent/DE102010008868A1/en
Publication of ITMI20090234A1 publication Critical patent/ITMI20090234A1/en
Application granted granted Critical
Publication of IT1394837B1 publication Critical patent/IT1394837B1/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/213—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies
ITMI2009A000234A 2009-02-20 2009-02-20 DIRECTIONAL FILTER FOR SIGNALS IN RADIO FREQUENCY IT1394837B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ITMI2009A000234A IT1394837B1 (en) 2009-02-20 2009-02-20 DIRECTIONAL FILTER FOR SIGNALS IN RADIO FREQUENCY
DE201010008868 DE102010008868A1 (en) 2009-02-20 2010-02-22 Directional filter for filtering television signals, has output coupling circuit partly extending into inner side of box to receive electromagnetic waves filtered by filter unit, where box comprises separating wall

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI2009A000234A IT1394837B1 (en) 2009-02-20 2009-02-20 DIRECTIONAL FILTER FOR SIGNALS IN RADIO FREQUENCY

Publications (2)

Publication Number Publication Date
ITMI20090234A1 ITMI20090234A1 (en) 2010-08-21
IT1394837B1 true IT1394837B1 (en) 2012-07-20

Family

ID=40938024

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI2009A000234A IT1394837B1 (en) 2009-02-20 2009-02-20 DIRECTIONAL FILTER FOR SIGNALS IN RADIO FREQUENCY

Country Status (2)

Country Link
DE (1) DE102010008868A1 (en)
IT (1) IT1394837B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20110708A1 (en) * 2011-04-28 2012-10-29 Com Tech S R L UHF MULTI-CHANNEL FILTER

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB987460A (en) * 1962-03-30 1965-03-31 Gen Electric Co Ltd Improvements in or relating to apparatus for combining electromagnetic waves of different frequencies
US4240155A (en) * 1978-06-28 1980-12-16 Micro Communications, Inc. Diplexer and multiplexer
US4433314A (en) * 1982-01-21 1984-02-21 The United States Of America As Represented By The Secretary Of The Navy Millimeter wave suspended substrate multiplexer
US4491871A (en) * 1982-12-06 1985-01-01 Rca Corporation Audio-visual diplexed television transmitter in which the aural signal can be multiplexed without switching

Also Published As

Publication number Publication date
ITMI20090234A1 (en) 2010-08-21
DE102010008868A1 (en) 2010-08-26

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