DE3119420C2 - - Google Patents

Info

Publication number
DE3119420C2
DE3119420C2 DE19813119420 DE3119420A DE3119420C2 DE 3119420 C2 DE3119420 C2 DE 3119420C2 DE 19813119420 DE19813119420 DE 19813119420 DE 3119420 A DE3119420 A DE 3119420A DE 3119420 C2 DE3119420 C2 DE 3119420C2
Authority
DE
Germany
Prior art keywords
signal
filters
phase
mixer
circuit arrangement
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
DE19813119420
Other languages
German (de)
English (en)
Other versions
DE3119420A1 (de
Inventor
Harald Dipl.-Ing. 7910 Neu-Ulm De Schuster
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.)
Airbus Defence and Space GmbH
Original Assignee
Licentia Patent Verwaltungs GmbH
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 Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Priority to DE19813119420 priority Critical patent/DE3119420A1/de
Priority to GB8213877A priority patent/GB2100080B/en
Publication of DE3119420A1 publication Critical patent/DE3119420A1/de
Application granted granted Critical
Publication of DE3119420C2 publication Critical patent/DE3119420C2/de
Granted 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
    • H03H7/01—Frequency selective two-port networks
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • 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
    • H03H7/48—Networks for connecting several sources or loads, working on the same frequency or frequency band, to a common load or source
    • H03H7/485—Networks for connecting several sources or loads, working on the same frequency or frequency band, to a common load or source particularly adapted as input circuit for receivers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0001—Circuit elements of demodulators
    • H03D2200/0017—Intermediate frequency filter
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0041—Functional aspects of demodulators
    • H03D2200/0082—Quadrature arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Noise Elimination (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
DE19813119420 1981-05-15 1981-05-15 "schaltungsanordnung zum abschluss eines passiven mischers" Granted DE3119420A1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19813119420 DE3119420A1 (de) 1981-05-15 1981-05-15 "schaltungsanordnung zum abschluss eines passiven mischers"
GB8213877A GB2100080B (en) 1981-05-15 1982-05-13 Frequency selection means for the termination of a passive mixer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813119420 DE3119420A1 (de) 1981-05-15 1981-05-15 "schaltungsanordnung zum abschluss eines passiven mischers"

Publications (2)

Publication Number Publication Date
DE3119420A1 DE3119420A1 (de) 1982-12-16
DE3119420C2 true DE3119420C2 (enrdf_load_stackoverflow) 1989-07-13

Family

ID=6132433

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19813119420 Granted DE3119420A1 (de) 1981-05-15 1981-05-15 "schaltungsanordnung zum abschluss eines passiven mischers"

Country Status (2)

Country Link
DE (1) DE3119420A1 (enrdf_load_stackoverflow)
GB (1) GB2100080B (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2607639B1 (fr) * 1986-11-28 1995-03-03 Thomson Csf Rejecteur de bande a grande selectivite, et utilisation d'un tel rejecteur
US4963945A (en) * 1989-04-07 1990-10-16 Plessey Electronic Systems Corp. Band rejection filtering arrangement

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3070747A (en) * 1958-09-02 1962-12-25 Microwave Engineering Lab Inc Image rejection systems
DE2730153A1 (de) * 1977-07-04 1979-01-25 Siemens Ag Verfahren und vorrichtung zum empfangen von radiosignalen nach dem ueberlagerungsprinzip
GB2023954B (en) * 1978-06-15 1982-06-23 Marconi Co Ltd Signal mixer
GB2030806B (en) * 1978-09-27 1982-11-17 Plessey Co Ltd Receiver front end arrangement

Also Published As

Publication number Publication date
GB2100080B (en) 1984-09-05
GB2100080A (en) 1982-12-15
DE3119420A1 (de) 1982-12-16

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Legal Events

Date Code Title Description
OR8 Request for search as to paragraph 43 lit. 1 sentence 1 patent law
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: TELEFUNKEN SYSTEMTECHNIK GMBH, 7900 ULM, DE

8327 Change in the person/name/address of the patent owner

Owner name: DEUTSCHE AEROSPACE AG, 8000 MUENCHEN, DE

8327 Change in the person/name/address of the patent owner

Owner name: DAIMLER-BENZ AEROSPACE AKTIENGESELLSCHAFT, 80804 M

8320 Willingness to grant licenses declared (paragraph 23)
8327 Change in the person/name/address of the patent owner

Owner name: DAIMLERCHRYSLER AEROSPACE AKTIENGESELLSCHAFT, 8099