DE4023890A1 - Kommunikationseinrichtung - Google Patents

Kommunikationseinrichtung

Info

Publication number
DE4023890A1
DE4023890A1 DE19904023890 DE4023890A DE4023890A1 DE 4023890 A1 DE4023890 A1 DE 4023890A1 DE 19904023890 DE19904023890 DE 19904023890 DE 4023890 A DE4023890 A DE 4023890A DE 4023890 A1 DE4023890 A1 DE 4023890A1
Authority
DE
Germany
Prior art keywords
frequency
communication device
interrogation
signal
response
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.)
Granted
Application number
DE19904023890
Other languages
German (de)
English (en)
Other versions
DE4023890C2 (enExample
Inventor
Robert Dr Westphal
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.)
Elatec GmbH
Original Assignee
Diehl GmbH and Co
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 Diehl GmbH and Co filed Critical Diehl GmbH and Co
Priority to DE19904023890 priority Critical patent/DE4023890A1/de
Priority to DE19914102816 priority patent/DE4102816C2/de
Priority to EP19910112228 priority patent/EP0468394A3/de
Priority to DE9116992U priority patent/DE9116992U1/de
Publication of DE4023890A1 publication Critical patent/DE4023890A1/de
Application granted granted Critical
Publication of DE4023890C2 publication Critical patent/DE4023890C2/de
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/82—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted
    • G01S13/825—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted with exchange of information between interrogator and responder

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
DE19904023890 1990-07-27 1990-07-27 Kommunikationseinrichtung Granted DE4023890A1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE19904023890 DE4023890A1 (de) 1990-07-27 1990-07-27 Kommunikationseinrichtung
DE19914102816 DE4102816C2 (de) 1990-07-27 1991-01-31 Hochfrequenz-Kommunikationseinrichtung
EP19910112228 EP0468394A3 (en) 1990-07-27 1991-07-22 Communication apparatus
DE9116992U DE9116992U1 (de) 1990-07-27 1991-07-22 Kommunikationseinrichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19904023890 DE4023890A1 (de) 1990-07-27 1990-07-27 Kommunikationseinrichtung

Publications (2)

Publication Number Publication Date
DE4023890A1 true DE4023890A1 (de) 1992-02-06
DE4023890C2 DE4023890C2 (enExample) 1992-07-09

Family

ID=6411137

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19904023890 Granted DE4023890A1 (de) 1990-07-27 1990-07-27 Kommunikationseinrichtung

Country Status (1)

Country Link
DE (1) DE4023890A1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10242671A1 (de) * 2002-07-12 2004-02-05 Stein, Arno, Dipl.-Ing. Transponderantenne, Transponderantennensystem, Transpondersystem und Empfänger
DE10362085B4 (de) * 2003-04-08 2007-10-18 Ident Technology Ag Verfahren zur Änderung des Verriegelungszustandes eines Kraftfahrzeuges
CN119652346A (zh) * 2024-12-04 2025-03-18 中国铁道科学研究院集团有限公司通信信号研究所 适应400kmh高速铁路大尺寸应答器装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3010264A1 (de) * 1980-03-18 1981-09-24 Fried. Krupp Gmbh, 4300 Essen Verfahren und anordnung zur datenuebertragung mittels mikrowellen
DE3514462A1 (de) * 1985-04-22 1986-10-23 Sennheiser Electronic Kg, 3002 Wedemark Verfahren zur drahtlosen uebertragung von nachrichten
EP0263064A1 (fr) * 1986-09-17 1988-04-06 Datamars Sa Dispositif électronique d'identification, plus particulièrement pour montre
DE3928561A1 (de) * 1988-08-31 1990-03-08 Yamatake Honeywell Co Ltd Vollduplex-antwortsendersystem

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3010264A1 (de) * 1980-03-18 1981-09-24 Fried. Krupp Gmbh, 4300 Essen Verfahren und anordnung zur datenuebertragung mittels mikrowellen
DE3514462A1 (de) * 1985-04-22 1986-10-23 Sennheiser Electronic Kg, 3002 Wedemark Verfahren zur drahtlosen uebertragung von nachrichten
EP0263064A1 (fr) * 1986-09-17 1988-04-06 Datamars Sa Dispositif électronique d'identification, plus particulièrement pour montre
DE3928561A1 (de) * 1988-08-31 1990-03-08 Yamatake Honeywell Co Ltd Vollduplex-antwortsendersystem

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10242671A1 (de) * 2002-07-12 2004-02-05 Stein, Arno, Dipl.-Ing. Transponderantenne, Transponderantennensystem, Transpondersystem und Empfänger
DE10362085B4 (de) * 2003-04-08 2007-10-18 Ident Technology Ag Verfahren zur Änderung des Verriegelungszustandes eines Kraftfahrzeuges
CN119652346A (zh) * 2024-12-04 2025-03-18 中国铁道科学研究院集团有限公司通信信号研究所 适应400kmh高速铁路大尺寸应答器装置
CN119652346B (zh) * 2024-12-04 2025-10-14 中国铁道科学研究院集团有限公司通信信号研究所 适应400kmh高速铁路大尺寸应答器装置

Also Published As

Publication number Publication date
DE4023890C2 (enExample) 1992-07-09

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