GB1496607A - Distance measuring equipments - Google Patents

Distance measuring equipments

Info

Publication number
GB1496607A
GB1496607A GB38039/75A GB3803975A GB1496607A GB 1496607 A GB1496607 A GB 1496607A GB 38039/75 A GB38039/75 A GB 38039/75A GB 3803975 A GB3803975 A GB 3803975A GB 1496607 A GB1496607 A GB 1496607A
Authority
GB
United Kingdom
Prior art keywords
response
signal
clock
sample
leading edge
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
GB38039/75A
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.)
Bendix Corp
Original Assignee
Bendix Corp
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 Bendix Corp filed Critical Bendix Corp
Publication of GB1496607A publication Critical patent/GB1496607A/en
Expired 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
    • G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
    • G01S13/78—Systems 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
    • G01S13/785—Distance Measuring Equipment [DME] systems
    • 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
    • G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
    • G01S13/78—Systems 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
    • G01S13/785—Distance Measuring Equipment [DME] systems
    • G01S13/788—Coders or decoders therefor; Special detection circuits

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)
GB38039/75A 1974-11-07 1975-09-16 Distance measuring equipments Expired GB1496607A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/521,593 US3934251A (en) 1974-11-07 1974-11-07 Automatic t0 control for use in airborne DME system

Publications (1)

Publication Number Publication Date
GB1496607A true GB1496607A (en) 1977-12-30

Family

ID=24077332

Family Applications (1)

Application Number Title Priority Date Filing Date
GB38039/75A Expired GB1496607A (en) 1974-11-07 1975-09-16 Distance measuring equipments

Country Status (7)

Country Link
US (1) US3934251A (US20020095090A1-20020718-M00002.png)
JP (1) JPS5444600B2 (US20020095090A1-20020718-M00002.png)
CA (1) CA1040730A (US20020095090A1-20020718-M00002.png)
DE (1) DE2543151C3 (US20020095090A1-20020718-M00002.png)
FR (1) FR2290672A1 (US20020095090A1-20020718-M00002.png)
GB (1) GB1496607A (US20020095090A1-20020718-M00002.png)
IT (1) IT1049029B (US20020095090A1-20020718-M00002.png)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2835751C2 (de) * 1978-08-16 1980-07-03 Standard Elektrik Lorenz Ag, 7000 Stuttgart HF-Leistungsverstärker mit einer Modulationseinrichtung
SE419002B (sv) * 1979-12-11 1981-07-06 Ericsson Telefon Ab L M Forfarande for att i en radarfyr forhindra att fyren svarar pa mottagna radarpulser fran en sendarantens sidolober samt anordning for utforande av forfarandet
DE3009651C2 (de) * 1980-03-13 1983-02-10 Standard Elektrik Lorenz Ag, 7000 Stuttgart System, bei dem aus impulsförmigen Signalen Triggerzeitpunkte abgeleitet werden
US4455556A (en) * 1980-05-19 1984-06-19 Nippon Electric Co., Ltd. Distance measuring equipment
DE3327339A1 (de) * 1983-07-29 1985-02-07 Standard Elektrik Lorenz Ag, 7000 Stuttgart Einrichtung zum ermitteln von laufzeitschwankungen
DE3339388C1 (de) * 1983-10-29 1985-03-07 Standard Elektrik Lorenz Ag, 7000 Stuttgart Bordgeraet fuer ein Zweiweg-Entfernungsmesssystem
FR2794245B1 (fr) * 1999-05-26 2003-06-20 Univ Lille Sciences Tech Procede et systeme de mesure de la distance entre deux objets mettant en oeuvre des sequences pseudo-aleatoires orthogonales
DE112005001916T5 (de) * 2004-08-05 2007-09-13 MeshNetworks, Inc., Maitland Bandbreiteneffizientes System und Verfahren zur Distanzmessung von Knoten in einem drahtlosen Kommunikationsnetzwerk

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3631487A (en) * 1970-03-09 1971-12-28 Collins Radio Co Complementary search system for d.m.e.
US3780370A (en) * 1971-03-11 1973-12-18 Brown & Root Electronic range measuring method and apparatus

Also Published As

Publication number Publication date
CA1040730A (en) 1978-10-17
IT1049029B (it) 1981-01-20
FR2290672B1 (US20020095090A1-20020718-M00002.png) 1979-08-24
FR2290672A1 (fr) 1976-06-04
DE2543151B2 (de) 1978-06-15
AU8522175A (en) 1977-03-31
JPS5191692A (US20020095090A1-20020718-M00002.png) 1976-08-11
DE2543151C3 (de) 1979-02-01
US3934251A (en) 1976-01-20
DE2543151A1 (de) 1976-05-13
JPS5444600B2 (US20020095090A1-20020718-M00002.png) 1979-12-26

Similar Documents

Publication Publication Date Title
US3437834A (en) Circuit for detecting time of occurrence of signals having an amplitude which exceeds a predetermined level
GB1237134A (en) Ranging device
SU606566A3 (ru) Телевизионное устройство дл бесконтактного измерени линейных размеров объекта
GB1496607A (en) Distance measuring equipments
GB1124989A (en) A radar installation comprising a digital evaluating circuit
SE319909B (US20020095090A1-20020718-M00002.png)
GB1357942A (en) Frequency shift keyed data receiving means and discriminators which can be used in such receiving means
IE43734L (en) Transition indicator for two-level signal
GB938751A (en) Pulse-echo distance-measuring apparatus utilizing sound waves
GB1055417A (en) Synchronous time interval detector
US3526841A (en) Detector for harmonically related signals
GB1461459A (en) Phase and frequency comparator
SE7602558L (sv) Signalbehandlingskrets
ES459130A1 (es) Una disposicion de recepcion para un sistema de alta fre- cuencia de deteccion de la intrusion.
ES402247A1 (es) Perfeccionamientos en generadores de impulsos de fases mul-tiples sensibles a la frecuencia.
GB1249556A (en) Phase comparator and pulse synchronization system using the same
US3064251A (en) Interference blanking of moving target indicator coherent video
ES373348A1 (es) Analizador de amplitud de senales para verificar la zona deamplitud de cresta de senales periodicas.
JPS5754431A (en) Test system
US3566406A (en) Radar altimeter
GB1338241A (en) Apparatus for testing delay units
SU785822A1 (ru) Устройство передачи и приема поправок в сверхдлинноволновых радионавигационных системах
JPS5717236A (en) Detector for synchronism
GB1496397A (en) Phase detectors
SU693115A1 (ru) Обнаружитель слабых сигналов

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920916