[go: up one dir, main page]

NO803062L - Innretning til identifikasjon av venn eller fiende - Google Patents

Innretning til identifikasjon av venn eller fiende

Info

Publication number
NO803062L
NO803062L NO803062A NO803062A NO803062L NO 803062 L NO803062 L NO 803062L NO 803062 A NO803062 A NO 803062A NO 803062 A NO803062 A NO 803062A NO 803062 L NO803062 L NO 803062L
Authority
NO
Norway
Prior art keywords
request
key
response
station
transponder
Prior art date
Application number
NO803062A
Other languages
English (en)
Norwegian (no)
Inventor
Manfred Hanni
Kurt Hechfellner
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of NO803062L publication Critical patent/NO803062L/no

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S13/00Systems 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
    • G01S13/74Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/76Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
    • G01S13/78Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted discriminating between different kinds of targets, e.g. IFF-radar, i.e. identification of friend or foe

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Motorcycle And Bicycle Frame (AREA)
  • Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
NO803062A 1979-10-16 1980-10-13 Innretning til identifikasjon av venn eller fiende NO803062L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2941820A DE2941820C2 (de) 1979-10-16 1979-10-16 Einrichtung zur Freund-Feind-Identifizierung

Publications (1)

Publication Number Publication Date
NO803062L true NO803062L (no) 1984-08-24

Family

ID=6083595

Family Applications (1)

Application Number Title Priority Date Filing Date
NO803062A NO803062L (no) 1979-10-16 1980-10-13 Innretning til identifikasjon av venn eller fiende

Country Status (8)

Country Link
US (1) US4566009A (nl)
BE (1) BE885728A (nl)
DE (1) DE2941820C2 (nl)
FR (1) FR2551219A1 (nl)
GB (1) GB2143699B (nl)
IT (1) IT1132850B (nl)
NL (1) NL8005672A (nl)
NO (1) NO803062L (nl)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5223837A (en) * 1981-11-12 1993-06-29 The United States Of America As Represented By The Secretary Of The Army Anti-exploitation method and apparatus for controlling aircraft IFF
US5170168A (en) * 1986-07-17 1992-12-08 Standard Elektrik Lorenz Ag Identification of friend from foe device
FR2605416B1 (fr) * 1986-10-15 1988-12-02 Lmt Radio Professionelle Procede d'identification iff de champ de bataille et systeme iff de mise en oeuvre
FR2688108B1 (fr) * 1992-02-28 1994-12-23 Thomson Csf Procede de durcissement de transmissions, en particulier entre une station de commande et un transpondeur, et dispositif de mise en óoeuvre.
US5280287A (en) * 1992-06-30 1994-01-18 The United States Of America As Represented By The Secretary Of The Navy Coded identification and positioning system
US5446462A (en) * 1993-01-14 1995-08-29 E-Systems, Inc. Extremely high frequency vehicle identification and communication system
GB9410959D0 (en) * 1994-06-01 1994-07-20 Coveley Michael Radio ranging finder
US7511621B1 (en) 1995-08-31 2009-03-31 Intermec Ip Corp. High-performance mobile power antennas
US5850181A (en) * 1996-04-03 1998-12-15 International Business Machines Corporation Method of transporting radio frequency power to energize radio frequency identification transponders
US6429775B1 (en) * 1996-04-03 2002-08-06 Intermec Ip Corp. Apparatus for transporting radio frequency power to energize radio frequency identification transponders
US5745575A (en) * 1996-05-20 1998-04-28 The United States Of America As Represented By The Secretary Of The Army Identification-friend-or-foe (IFF) system using variable codes
US6870501B2 (en) * 2001-06-26 2005-03-22 Raytheon Company Digital radio frequency tag
RU2191403C1 (ru) * 2001-12-11 2002-10-20 Военная академия Ракетных войск стратегического назначения им. Петра Великого Система опознавания "свой-чужой"
US8643503B2 (en) 2005-01-28 2014-02-04 Kirill Mostov Transportation security system and associated methods
US7482926B2 (en) 2005-10-28 2009-01-27 Intermec Ip Corp. System and method of enhancing range in a radio frequency identification system
EP2100255A4 (en) * 2006-12-06 2013-12-04 Kirsen Technologies Corp SYSTEM AND METHOD FOR DETECTING DANGEROUS OBJECTS AND SUBSTANCES
WO2009055728A1 (en) 2007-10-24 2009-04-30 Kirsen Technologies Corporation A system and method for space control and remote monitoring
FR2939997B1 (fr) * 2008-12-16 2010-12-31 Thales Sa Procede securise de transmission de donnees
JP2011007681A (ja) * 2009-06-26 2011-01-13 Toshiba Corp 距離測定装置及び距離測定装置監視システム
US10880035B2 (en) 2009-07-28 2020-12-29 The United States Of America, As Represented By The Secretary Of The Navy Unauthorized electro-optics (EO) device detection and response system
US8581771B2 (en) * 2009-07-28 2013-11-12 The United States Of America As Represented By The Secretary Of The Navy Scene illuminator
CN119652463B (zh) * 2023-12-22 2025-08-15 绵阳师范学院 一种提高敌我识别系统信道传输安全性能的处理方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3945006A (en) * 1952-04-04 1976-03-16 The United States Of America As Represented By The Secretary Of The Navy Radio frequency coding system
US3750163A (en) * 1962-01-23 1973-07-31 Us Navy Iff-system
US3167772A (en) * 1962-07-23 1965-01-26 Nat Company Inc Collision avoidance system
US3341846A (en) * 1964-11-12 1967-09-12 Bendix Corp Transponder system
US3341845A (en) * 1964-11-13 1967-09-12 Thomson Houston Comp Francaise System for automatic radio transfer of digital information and for distance computation
US3579235A (en) * 1969-06-18 1971-05-18 Bendix Corp Collision avoidance readout on air traffic control radar beacon systems
DE1946247C3 (de) * 1969-09-12 1973-09-27 Siemens Ag, 1000 Berlin U. 8000 Muenchen Nach dem Funk Ruckstrahlprinzip arbeitendes Abfrage Antwort System fur verschiedene Abfragecodes
FR2078175A5 (nl) * 1970-02-06 1971-11-05 Siemens Ag

Also Published As

Publication number Publication date
DE2941820A1 (de) 1986-07-10
GB2143699B (en) 1985-09-18
IT8024703A0 (it) 1980-09-17
GB2143699A (en) 1985-02-13
NL8005672A (nl) 1984-12-03
IT1132850B (it) 1986-07-09
BE885728A (fr) 1984-10-04
US4566009A (en) 1986-01-21
FR2551219A1 (fr) 1985-03-01
DE2941820C2 (de) 1986-12-11

Similar Documents

Publication Publication Date Title
NO803062L (no) Innretning til identifikasjon av venn eller fiende
US20040086121A1 (en) Secure automatic dependant surveillance
US20190342101A1 (en) Secure time communication system
US5533128A (en) Pseudo-random transposition cipher system and method
CN102064943B (zh) 船舶定位系统、船载信息发射设备和岸基信息接收设备
ATE56333T1 (de) Sicherheitssystem fuer sstv-verschluesselung.
EP0292247A2 (en) Authenticator
KR920012727A (ko) 원격 호출 시스템 제공방법
DE69413361D1 (de) Gerät und Verfahren zur Sicherung von Kommunikationssystemen
KR900005281A (ko) 데이타 워드 시리즈 송신장치 및 수신장치
Zhuang et al. A new ultralightweight RFID protocol for low-cost tags: R 2 AP
KR950033891A (ko) 보안 통신 방법 및 시스템
WO1993023939A1 (en) A random choice cipher system and method
GB1605316A (en) Improvements in or relating to identification of friend or foe(iff)systems
SE427402B (sv) Datalenkkommunikationssystem
RU2016143572A (ru) Способ и система для оптимизации аутентификации радионавигационных сигналов
US4179657A (en) Anti-jamming communication system
CN201887780U (zh) 船舶定位系统、船载信息发射设备和岸基信息接收设备
JP2005348306A (ja) 電子タグシステム、電子タグ、電子タグリーダライタ、およびプログラム
CN110572261A (zh) 一种数据加密传输方法
CN111901100A (zh) 基于对称密钥池的数据链抗量子计算通信方法及系统
NO801854L (no) Fremgangsmaate til aa avgi en informasjonstekst til en mottagningsberettiget personkrets
CN112866927A (zh) 一种ads-b信息的动态加密方法和解密方法
NO156710B (no) Fremgangsmaate til sikret overfoering av digitale signaler.
CN117932662A (zh) 敏感信息传输方法、装置、电子设备及存储介质