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GB914258A - Improvements in or relating to adjustable wave-guide attenuators - Google Patents

Improvements in or relating to adjustable wave-guide attenuators

Info

Publication number
GB914258A
GB914258A GB2348559A GB2348559A GB914258A GB 914258 A GB914258 A GB 914258A GB 2348559 A GB2348559 A GB 2348559A GB 2348559 A GB2348559 A GB 2348559A GB 914258 A GB914258 A GB 914258A
Authority
GB
United Kingdom
Prior art keywords
waveguide
zone
intrinsic
attenuators
july
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.)
Expired
Application number
GB2348559A
Other languages
English (en)
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.)
Philips Electrical Industries Ltd
Original Assignee
Philips Electrical Industries Ltd
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 Philips Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB914258A publication Critical patent/GB914258A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H03H7/24—Frequency- independent attenuators
    • H03H7/25—Frequency- independent attenuators comprising an element controlled by an electric or magnetic variable
    • H03H7/253—Frequency- independent attenuators comprising an element controlled by an electric or magnetic variable the element being a diode
    • H03H7/255—Frequency- independent attenuators comprising an element controlled by an electric or magnetic variable the element being a diode the element being a PIN diode
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/24—Terminating devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C7/00—Modulating electromagnetic waves
    • H03C7/02—Modulating electromagnetic waves in transmission lines, waveguides, cavity resonators or radiation fields of antennas
    • H03C7/025—Modulating electromagnetic waves in transmission lines, waveguides, cavity resonators or radiation fields of antennas using semiconductor devices
    • H03C7/027—Modulating electromagnetic waves in transmission lines, waveguides, cavity resonators or radiation fields of antennas using semiconductor devices using diodes

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Microwave Tubes (AREA)
GB2348559A 1958-07-11 1959-07-08 Improvements in or relating to adjustable wave-guide attenuators Expired GB914258A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL229531 1958-07-11

Publications (1)

Publication Number Publication Date
GB914258A true GB914258A (en) 1963-01-02

Family

ID=19751276

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2348559A Expired GB914258A (en) 1958-07-11 1959-07-08 Improvements in or relating to adjustable wave-guide attenuators

Country Status (4)

Country Link
DE (1) DE1100733B (fr)
FR (1) FR1229487A (fr)
GB (1) GB914258A (fr)
NL (2) NL97522C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1284480B (de) * 1963-02-07 1968-12-05 Eltro Gmbh Verfahren und Vorrichtung zur Modulation von Mikrowellen mit Strahlung hoeherer Frequenz oder zur Modulation von Strahlung hoeherer Frequenz mittels Mikrowellenenergie

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1223002B (de) * 1963-04-02 1966-08-18 Telefunken Patent Anordnung zur Ankopplung einer Halbleiterdiode

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE920971C (de) * 1950-05-14 1954-12-06 Siemens Ag Durch eine Steuerspannung regelbarer Widerstand
BE531954A (fr) * 1953-09-21

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1284480B (de) * 1963-02-07 1968-12-05 Eltro Gmbh Verfahren und Vorrichtung zur Modulation von Mikrowellen mit Strahlung hoeherer Frequenz oder zur Modulation von Strahlung hoeherer Frequenz mittels Mikrowellenenergie

Also Published As

Publication number Publication date
NL97522C (fr)
NL229531A (fr)
DE1100733B (de) 1961-03-02
FR1229487A (fr) 1960-09-07

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