DE8916287U1 - Schaltung zum Umschalten zwischen den frequenzmodulierten HF-Signalen von mindestens zwei Empfangsantennen - Google Patents

Schaltung zum Umschalten zwischen den frequenzmodulierten HF-Signalen von mindestens zwei Empfangsantennen

Info

Publication number
DE8916287U1
DE8916287U1 DE8916287U DE8916287U DE8916287U1 DE 8916287 U1 DE8916287 U1 DE 8916287U1 DE 8916287 U DE8916287 U DE 8916287U DE 8916287 U DE8916287 U DE 8916287U DE 8916287 U1 DE8916287 U1 DE 8916287U1
Authority
DE
Germany
Prior art keywords
modulated
switching
signals
frequency
circuit
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 - Lifetime
Application number
DE8916287U
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.)
Fuba Automotive GmbH and Co KG
Original Assignee
Fuba Automotive GmbH and Co KG
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 Fuba Automotive GmbH and Co KG filed Critical Fuba Automotive GmbH and Co KG
Priority to DE8916287U priority Critical patent/DE8916287U1/de
Priority claimed from DE19893938717 external-priority patent/DE3938717A1/de
Publication of DE8916287U1 publication Critical patent/DE8916287U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
    • H04B7/0805—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching
    • H04B7/0814—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching based on current reception conditions, e.g. switching to different antenna when signal level is below threshold

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
DE8916287U 1989-11-23 1989-11-23 Schaltung zum Umschalten zwischen den frequenzmodulierten HF-Signalen von mindestens zwei Empfangsantennen Expired - Lifetime DE8916287U1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE8916287U DE8916287U1 (de) 1989-11-23 1989-11-23 Schaltung zum Umschalten zwischen den frequenzmodulierten HF-Signalen von mindestens zwei Empfangsantennen

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19893938717 DE3938717A1 (de) 1989-11-23 1989-11-23 Verfahren und schaltung zum umschalten zwischen den frequenzmodulierten hf-signalen von mindestens zwei empfangs-antennen
DE8916287U DE8916287U1 (de) 1989-11-23 1989-11-23 Schaltung zum Umschalten zwischen den frequenzmodulierten HF-Signalen von mindestens zwei Empfangsantennen

Publications (1)

Publication Number Publication Date
DE8916287U1 true DE8916287U1 (de) 1997-08-21

Family

ID=25887302

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8916287U Expired - Lifetime DE8916287U1 (de) 1989-11-23 1989-11-23 Schaltung zum Umschalten zwischen den frequenzmodulierten HF-Signalen von mindestens zwei Empfangsantennen

Country Status (1)

Country Link
DE (1) DE8916287U1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19910571A1 (de) * 1999-03-10 2000-09-14 Delphi Tech Inc Rundfunkempfangsvorrichtung
WO2001010057A1 (de) * 1999-07-29 2001-02-08 Robert Bosch Gmbh Schaltung zum umschalten zwischen empfangsantennen

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19910571A1 (de) * 1999-03-10 2000-09-14 Delphi Tech Inc Rundfunkempfangsvorrichtung
WO2001010057A1 (de) * 1999-07-29 2001-02-08 Robert Bosch Gmbh Schaltung zum umschalten zwischen empfangsantennen
DE19935675A1 (de) * 1999-07-29 2001-02-15 Bosch Gmbh Robert Schaltung zum Umschalten zwischen Empfangsantennen
US6731921B1 (en) 1999-07-29 2004-05-04 Robert Bosch Gmbh Circuit for changing over between receiving antennas

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