CA935911A - Minimum size transponder - Google Patents

Minimum size transponder

Info

Publication number
CA935911A
CA935911A CA104990A CA104990A CA935911A CA 935911 A CA935911 A CA 935911A CA 104990 A CA104990 A CA 104990A CA 104990 A CA104990 A CA 104990A CA 935911 A CA935911 A CA 935911A
Authority
CA
Canada
Prior art keywords
minimum size
transponder
size transponder
minimum
size
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
CA104990A
Other languages
English (en)
Other versions
CA104990S (en
Inventor
M. Kingsbury Keith
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.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of CA935911A publication Critical patent/CA935911A/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
    • G01S13/767—Responders; Transponders

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)
  • Burglar Alarm Systems (AREA)
CA104990A 1970-03-02 1971-02-10 Minimum size transponder Expired CA935911A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1573070A 1970-03-02 1970-03-02

Publications (1)

Publication Number Publication Date
CA935911A true CA935911A (en) 1973-10-23

Family

ID=21773249

Family Applications (1)

Application Number Title Priority Date Filing Date
CA104990A Expired CA935911A (en) 1970-03-02 1971-02-10 Minimum size transponder

Country Status (12)

Country Link
US (1) US3656159A (xx)
JP (1) JPS5135120B1 (xx)
AU (1) AU2475771A (xx)
BE (1) BE763672A (xx)
CA (1) CA935911A (xx)
CH (1) CH531815A (xx)
DE (1) DE2105413A1 (xx)
FR (1) FR2081614B1 (xx)
GB (1) GB1295566A (xx)
IL (1) IL36082A (xx)
NL (1) NL7102701A (xx)
ZA (1) ZA71422B (xx)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL180046C (nl) * 1977-01-26 1986-12-16 Mitsubishi Electric Corp Radarbakeninrichting voor reddingsoperaties.
US4129867A (en) * 1977-04-28 1978-12-12 Motorola Inc. Multi-pulse modulator for radar transponder
JPS58148526A (ja) * 1982-02-26 1983-09-03 Mitsubishi Electric Corp 救難用信号装置
JPS6346572A (ja) * 1986-08-13 1988-02-27 Toshiba Corp 検索装置
JP2561930B2 (ja) * 1987-09-22 1996-12-11 三菱電機株式会社 レーダー・トランスポンダ
US6529156B2 (en) * 2001-06-07 2003-03-04 Itt Defense And Electronics Self calibration of transponder apparatus

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2923935A (en) * 1960-02-02 Protective system for radio beacons
US2845621A (en) * 1958-07-29 Method and apparatus for determining time delay in pulse repeaters
US2759180A (en) * 1952-05-03 1956-08-14 Raytheon Mfg Co Gate circuits
US3054072A (en) * 1958-05-23 1962-09-11 Rca Corp Square wave generator with constant start-stop characteristics
US3183441A (en) * 1961-07-12 1965-05-11 Martin Marietta Corp Transponder automatic frequency control system
US3383680A (en) * 1966-04-26 1968-05-14 Motorola Inc Multi-pulse modulator for radar transponder
US3454884A (en) * 1966-11-01 1969-07-08 Xerox Corp Duty cycle control circuit

Also Published As

Publication number Publication date
IL36082A0 (en) 1971-06-23
AU2475771A (en) 1972-08-03
IL36082A (en) 1973-07-30
BE763672A (fr) 1971-09-02
JPS5135120B1 (xx) 1976-09-30
NL7102701A (xx) 1971-09-06
ZA71422B (en) 1971-11-24
GB1295566A (xx) 1972-11-08
FR2081614A1 (xx) 1971-12-10
CH531815A (fr) 1972-12-15
FR2081614B1 (xx) 1977-06-17
US3656159A (en) 1972-04-11
DE2105413A1 (de) 1971-09-16

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