NO753462L - - Google Patents
Info
- Publication number
- NO753462L NO753462L NO753462A NO753462A NO753462L NO 753462 L NO753462 L NO 753462L NO 753462 A NO753462 A NO 753462A NO 753462 A NO753462 A NO 753462A NO 753462 L NO753462 L NO 753462L
- Authority
- NO
- Norway
- Prior art keywords
- receiver
- transmitter
- radio
- signals
- short
- Prior art date
Links
- 230000004807 localization Effects 0.000 claims description 8
- 230000002441 reversible effect Effects 0.000 claims description 5
- 230000007774 longterm Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000009429 distress Effects 0.000 claims description 2
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
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
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B29/00—Apparatus for mountaineering
- A63B29/02—Mountain guy-ropes or accessories, e.g. avalanche ropes; Means for indicating the location of accidentally buried, e.g. snow-buried, persons
- A63B29/021—Means for indicating the location of accidentally buried, e.g. snow-buried, persons
Landscapes
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Alarm Systems (AREA)
- Transmitters (AREA)
- Radar Systems Or Details Thereof (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT28553/74A IT1022984B (it) | 1974-10-17 | 1974-10-17 | Unita autonoma monoblocca atta a svoloere la duplice funzione di elemento attivo e passivo di una apparecchiatura per l individuazione e la ricerca di persone sepolte |
Publications (1)
Publication Number | Publication Date |
---|---|
NO753462L true NO753462L (sv) | 1976-04-21 |
Family
ID=11223779
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO753462A NO753462L (sv) | 1974-10-17 | 1975-10-14 |
Country Status (9)
Country | Link |
---|---|
US (1) | US4045799A (sv) |
JP (1) | JPS5165594A (sv) |
CH (1) | CH599719A5 (sv) |
DE (1) | DE2545066C3 (sv) |
FR (1) | FR2288315A1 (sv) |
GB (1) | GB1516740A (sv) |
IT (1) | IT1022984B (sv) |
NO (1) | NO753462L (sv) |
SE (1) | SE7511456L (sv) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58148526A (ja) * | 1982-02-26 | 1983-09-03 | Mitsubishi Electric Corp | 救難用信号装置 |
DE3211381A1 (de) * | 1982-03-27 | 1983-10-13 | Ruhrkohle Ag, 4300 Essen | Verschuettetensuchanordnung |
FR2576168A1 (fr) * | 1985-01-17 | 1986-07-18 | Candiotti Roger | Dispositif pour le reperage mutuel de deux personnes |
JPS6265527A (ja) * | 1985-09-17 | 1987-03-24 | Eiji Sugata | 行方不明者の捜索方法 |
JPS6346572A (ja) * | 1986-08-13 | 1988-02-27 | Toshiba Corp | 検索装置 |
NL8703113A (nl) * | 1987-12-23 | 1988-03-01 | Hollandse Signaalapparaten Bv | Rondzoekradarsysteem. |
US4850031A (en) * | 1988-01-15 | 1989-07-18 | Allsop J I | Avalanche victim locating apparatus |
DE3817272A1 (de) * | 1988-05-20 | 1989-11-30 | Armin Dr Tiefengraber | Skifahrer-sicherheitspass-system liftkarte, skipass o. ae. zusammen mit inikator (sender + empfaenger + energiequelle o. ae.) als einheit |
AT392366B (de) * | 1988-10-18 | 1991-03-25 | Hartwig Strobl Sport Und Rettu | Verfahren und einrichtung zur funk-notpeilung |
JPH02226821A (ja) * | 1989-02-28 | 1990-09-10 | Yuhshin Co Ltd | 個人間連絡装置 |
AU7374294A (en) * | 1993-07-28 | 1995-02-28 | Board Of Regents, The University Of Texas System | Remotely controlled, infrared beacon system for guiding the visually impaired |
US5554993A (en) * | 1994-01-04 | 1996-09-10 | Panasonic Technologies, Inc. | Global position determining system and method |
JPH09149921A (ja) * | 1995-09-26 | 1997-06-10 | Shimadzu Corp | 救護支援装置 |
US5806017A (en) * | 1996-08-19 | 1998-09-08 | Board Of Regents The University Of Texas System | Electronic autorouting navigation system for visually impaired persons |
US6167249A (en) * | 1997-01-22 | 2000-12-26 | John W. Hereford | Avalanche victim locating transceiving apparatus |
FR2759171B1 (fr) * | 1997-02-06 | 1999-04-23 | Option Ind | Procede et dispositif pour la detection et la localisation de personnes ensevelies par exemple sous une avalanche |
US6141558A (en) * | 1998-05-07 | 2000-10-31 | Motorola, Inc. | Method and apparatus for locating a subscriber unit in a communication system |
JP3949312B2 (ja) | 1999-03-11 | 2007-07-25 | シャープ株式会社 | 通信装置位置検出システム |
US20030186677A1 (en) * | 2002-03-27 | 2003-10-02 | Anderson James Lynn | Apparatus and method for directionalized active beacon pinging utilizing personal communication device |
US6621448B1 (en) | 2002-04-05 | 2003-09-16 | The Regents Of The University Of California | Non-contact radar system for reconstruction of scenes obscured under snow and similar material |
DE50211390D1 (de) * | 2002-06-14 | 2008-01-31 | Phonak Ag | Verfahren zum Betrieb eines Hörgerätes und Anordung mit einem Hörgerät |
US6963301B2 (en) * | 2002-08-19 | 2005-11-08 | G-Track Corporation | System and method for near-field electromagnetic ranging |
US7307595B2 (en) * | 2004-12-21 | 2007-12-11 | Q-Track Corporation | Near field location system and method |
US7298314B2 (en) * | 2002-08-19 | 2007-11-20 | Q-Track Corporation | Near field electromagnetic positioning system and method |
US7414571B2 (en) * | 2002-08-19 | 2008-08-19 | Q-Track Corporation | Low frequency asset tag tracking system and method |
CA2443751A1 (en) * | 2003-10-22 | 2005-04-22 | Douglas Kashuba | Avalanche transceiver |
US8266272B2 (en) * | 2005-11-07 | 2012-09-11 | Hewlett-Packard Development Company, L.P. | Methods for IT network representation and associated computer program products |
SE1130067A1 (sv) * | 2011-07-08 | 2013-01-09 | Comtrack Ab | Transpondersystem |
US9075124B2 (en) * | 2012-01-11 | 2015-07-07 | Archer Quest, Inc. | Apparatus for arrow locating and game tracking |
US20150015442A1 (en) * | 2013-07-11 | 2015-01-15 | Akka, Inc. | System and method to find lost objects |
US9844700B1 (en) * | 2015-06-14 | 2017-12-19 | Grady Burleson, Jr. | Avalanche self-rescue device |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3199101A (en) * | 1960-09-16 | 1965-08-03 | Servo Corp Of America | Radiosonde and tracking system |
CH539440A (de) * | 1971-12-24 | 1973-07-31 | Autophon Ag | Gerät zur Suche von je ein gleiches Gerät tragenden verschütteten Personen |
-
1974
- 1974-10-17 IT IT28553/74A patent/IT1022984B/it active
-
1975
- 1975-10-08 DE DE2545066A patent/DE2545066C3/de not_active Expired
- 1975-10-14 NO NO753462A patent/NO753462L/no unknown
- 1975-10-14 SE SE7511456A patent/SE7511456L/sv unknown
- 1975-10-14 CH CH1333575A patent/CH599719A5/xx not_active IP Right Cessation
- 1975-10-14 GB GB42032/75A patent/GB1516740A/en not_active Expired
- 1975-10-15 US US05/622,775 patent/US4045799A/en not_active Expired - Lifetime
- 1975-10-15 JP JP50124256A patent/JPS5165594A/ja active Pending
- 1975-10-17 FR FR7531870A patent/FR2288315A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
IT1022984B (it) | 1978-04-20 |
DE2545066A1 (de) | 1976-04-29 |
FR2288315A1 (fr) | 1976-05-14 |
DE2545066C3 (de) | 1979-05-23 |
US4045799A (en) | 1977-08-30 |
DE2545066B2 (de) | 1978-08-31 |
SE7511456L (sv) | 1976-04-20 |
JPS5165594A (sv) | 1976-06-07 |
CH599719A5 (sv) | 1978-05-31 |
GB1516740A (en) | 1978-07-05 |
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