IT1130651B - Stadio ricevente ad alta frequenza - Google Patents

Stadio ricevente ad alta frequenza

Info

Publication number
IT1130651B
IT1130651B IT22252/80A IT2225280A IT1130651B IT 1130651 B IT1130651 B IT 1130651B IT 22252/80 A IT22252/80 A IT 22252/80A IT 2225280 A IT2225280 A IT 2225280A IT 1130651 B IT1130651 B IT 1130651B
Authority
IT
Italy
Prior art keywords
high frequency
frequency receiving
receiving stage
stage
receiving
Prior art date
Application number
IT22252/80A
Other languages
English (en)
Other versions
IT8022252A0 (it
Inventor
Walter Katthan
Original Assignee
Blaupunkt Werke 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 Blaupunkt Werke Gmbh filed Critical Blaupunkt Werke Gmbh
Publication of IT8022252A0 publication Critical patent/IT8022252A0/it
Application granted granted Critical
Publication of IT1130651B publication Critical patent/IT1130651B/it

Links

Classifications

    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Superheterodyne Receivers (AREA)
IT22252/80A 1979-05-25 1980-05-22 Stadio ricevente ad alta frequenza IT1130651B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2921219A DE2921219C2 (de) 1979-05-25 1979-05-25 HF-Empfangsstufe für Fernsehgeräte

Publications (2)

Publication Number Publication Date
IT8022252A0 IT8022252A0 (it) 1980-05-22
IT1130651B true IT1130651B (it) 1986-06-18

Family

ID=6071684

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22252/80A IT1130651B (it) 1979-05-25 1980-05-22 Stadio ricevente ad alta frequenza

Country Status (5)

Country Link
US (1) US4313222A (it)
DE (1) DE2921219C2 (it)
FR (1) FR2457607A1 (it)
IT (1) IT1130651B (it)
ZA (1) ZA803058B (it)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4380828A (en) * 1981-05-26 1983-04-19 Zenith Radio Corporation UHF MOSFET Mixer
HU193510B (en) * 1981-09-01 1987-10-28 Gyoergy Veisz Four-terminal filter arrangement
US6061551A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for down-converting electromagnetic signals
US7515896B1 (en) 1998-10-21 2009-04-07 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships
US7039372B1 (en) * 1998-10-21 2006-05-02 Parkervision, Inc. Method and system for frequency up-conversion with modulation embodiments
US7236754B2 (en) 1999-08-23 2007-06-26 Parkervision, Inc. Method and system for frequency up-conversion
US6542722B1 (en) 1998-10-21 2003-04-01 Parkervision, Inc. Method and system for frequency up-conversion with variety of transmitter configurations
US6370371B1 (en) 1998-10-21 2002-04-09 Parkervision, Inc. Applications of universal frequency translation
US6853690B1 (en) * 1999-04-16 2005-02-08 Parkervision, Inc. Method, system and apparatus for balanced frequency up-conversion of a baseband signal and 4-phase receiver and transceiver embodiments
US6879817B1 (en) 1999-04-16 2005-04-12 Parkervision, Inc. DC offset, re-radiation, and I/Q solutions using universal frequency translation technology
US6873836B1 (en) 1999-03-03 2005-03-29 Parkervision, Inc. Universal platform module and methods and apparatuses relating thereto enabled by universal frequency translation technology
US7110435B1 (en) * 1999-03-15 2006-09-19 Parkervision, Inc. Spread spectrum applications of universal frequency translation
US7110444B1 (en) 1999-08-04 2006-09-19 Parkervision, Inc. Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments and circuit implementations
US7065162B1 (en) * 1999-04-16 2006-06-20 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same
US7693230B2 (en) 1999-04-16 2010-04-06 Parkervision, Inc. Apparatus and method of differential IQ frequency up-conversion
US8295406B1 (en) 1999-08-04 2012-10-23 Parkervision, Inc. Universal platform module for a plurality of communication protocols
US7010286B2 (en) * 2000-04-14 2006-03-07 Parkervision, Inc. Apparatus, system, and method for down-converting and up-converting electromagnetic signals
US7554508B2 (en) 2000-06-09 2009-06-30 Parker Vision, Inc. Phased array antenna applications on universal frequency translation
US7010559B2 (en) * 2000-11-14 2006-03-07 Parkervision, Inc. Method and apparatus for a parallel correlator and applications thereof
US7454453B2 (en) * 2000-11-14 2008-11-18 Parkervision, Inc. Methods, systems, and computer program products for parallel correlation and applications thereof
US7072427B2 (en) * 2001-11-09 2006-07-04 Parkervision, Inc. Method and apparatus for reducing DC offsets in a communication system
DE10163181A1 (de) * 2001-12-21 2003-07-10 Bsh Bosch Siemens Hausgeraete Umsteuereinrichtung, insbes. für eine Geschirrspülmaschine
US7460584B2 (en) * 2002-07-18 2008-12-02 Parkervision, Inc. Networking methods and systems
US7379883B2 (en) 2002-07-18 2008-05-27 Parkervision, Inc. Networking methods and systems

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2654836A (en) * 1952-04-24 1953-10-06 Rca Corp Converter circuit
DE966146C (de) * 1953-03-14 1957-07-11 Telefunken Gmbh Selbstschwingende Mischstufe mit additiver Mischung
US3226665A (en) * 1960-08-03 1965-12-28 Marelli Lenkurt S P A Transmission line transformer
US3299384A (en) * 1964-07-01 1967-01-17 Ibm Wide-band transformer having neutralizing winding
SE400850B (sv) * 1977-03-25 1978-04-10 Klostermark Bernt Hogfrekvenstransformator

Also Published As

Publication number Publication date
FR2457607B3 (it) 1982-03-05
DE2921219A1 (de) 1980-11-27
FR2457607A1 (fr) 1980-12-19
IT8022252A0 (it) 1980-05-22
US4313222A (en) 1982-01-26
DE2921219C2 (de) 1986-12-04
ZA803058B (en) 1981-05-27

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