NL8200406A - Generator voor radiofrequente signalen en draagbare zender, voorzien van een dergelijke generator. - Google Patents
Generator voor radiofrequente signalen en draagbare zender, voorzien van een dergelijke generator. Download PDFInfo
- Publication number
- NL8200406A NL8200406A NL8200406A NL8200406A NL8200406A NL 8200406 A NL8200406 A NL 8200406A NL 8200406 A NL8200406 A NL 8200406A NL 8200406 A NL8200406 A NL 8200406A NL 8200406 A NL8200406 A NL 8200406A
- Authority
- NL
- Netherlands
- Prior art keywords
- housing
- transmitter
- antenna
- generator
- transistor
- Prior art date
Links
Classifications
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/03—Constructional details, e.g. casings, housings
- H04B1/034—Portable transmitters
- H04B1/0343—Portable transmitters to be carried on the body
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/04—Circuits
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Transmitters (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8121689A FR2516724B1 (fr) | 1981-11-19 | 1981-11-19 | Generateur de trains de signaux radioelectriques et emetteur portatif comprenant un tel generateur |
FR8121689 | 1981-11-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL8200406A true NL8200406A (nl) | 1983-06-16 |
Family
ID=9264172
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL8200406A NL8200406A (nl) | 1981-11-19 | 1982-02-03 | Generator voor radiofrequente signalen en draagbare zender, voorzien van een dergelijke generator. |
Country Status (10)
Country | Link |
---|---|
US (1) | US4430757A (fr) |
JP (1) | JPS5892145A (fr) |
BE (1) | BE891962A (fr) |
CA (1) | CA1182196A (fr) |
CH (1) | CH645763A5 (fr) |
DE (1) | DE3209662A1 (fr) |
FR (1) | FR2516724B1 (fr) |
IT (1) | IT1157619B (fr) |
LU (1) | LU83913A1 (fr) |
NL (1) | NL8200406A (fr) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4692749A (en) * | 1985-08-29 | 1987-09-08 | Bussing Jr Wilfred C | Wearable alarm |
US5245314A (en) * | 1985-09-18 | 1993-09-14 | Kah Jr Carl L C | Location monitoring system |
US5159713A (en) * | 1985-11-27 | 1992-10-27 | Seiko Corp. | Watch pager and wrist antenna |
US4694284A (en) * | 1986-04-14 | 1987-09-15 | Serge Leveille | Abduction-preventing collar |
DE3643236A1 (de) * | 1986-12-18 | 1988-07-07 | Ruhrkohle Ag | Personenschutzfunkgeraet |
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 |
DE3841897A1 (de) * | 1988-12-13 | 1990-06-21 | Guenter Dipl Phys Kampffmeyer | Vorrichtung zum freihalten gartenwirtschaftlich genutzter bodenflaechen von schnecken |
US5025704A (en) * | 1989-04-14 | 1991-06-25 | Airjack Wireless Systems Incorporated | Cordless guitar transmitter |
US5307193A (en) * | 1991-01-17 | 1994-04-26 | Go-Video Inc. | Control signal repeater system |
DE4405628A1 (de) * | 1994-02-22 | 1995-08-24 | Rohde & Schwarz | Tragbarer Hochfrequenzsender mit Stabantenne |
KR970010403B1 (ko) * | 1994-07-14 | 1997-06-26 | 김주인 | 스포츠용 방수 및 발수기능을 갖는 속장갑의 제조방법 |
US5771441A (en) * | 1996-04-10 | 1998-06-23 | Altstatt; John E. | Small, battery operated RF transmitter for portable audio devices for use with headphones with RF receiver |
IT1312253B1 (it) * | 1999-02-25 | 2002-04-09 | Loris Granziera | Bastoncino da sci provvisto di avvisatore acusticoe/o radiosegnalatore. |
US7891233B2 (en) * | 2003-05-27 | 2011-02-22 | Thorncorp Pty Ltd | Blast movement monitor |
US7430442B2 (en) * | 2004-04-30 | 2008-09-30 | Shiping He | Miniature bidirectional amplifier |
US20110110529A1 (en) * | 2009-10-15 | 2011-05-12 | Semcken Kevin R | Wireless audio system |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3134074A (en) * | 1961-05-08 | 1964-05-19 | Vega Electronics Corp | Microphone transmitter having a lavalier type antenna |
US3852758A (en) * | 1973-03-12 | 1974-12-03 | J Polson | Coupling method and device for animal mountable electronic package |
FR2348607A1 (fr) * | 1976-04-16 | 1977-11-10 | Gardyn Daniel | Emetteur pulse |
DE2628193A1 (de) * | 1976-06-23 | 1977-12-29 | Licentia Gmbh | Verfahren und einrichtung zur ortung gefaehrdeter personen, insbesondere zur rettung von bergsteigern oder lawinenverschuetteten skilaeufern |
GB1581224A (en) * | 1977-05-20 | 1980-12-10 | Swales S G A | Radio transmitter and security system including same |
-
1981
- 1981-11-19 FR FR8121689A patent/FR2516724B1/fr not_active Expired
-
1982
- 1982-01-29 CH CH53882A patent/CH645763A5/fr not_active IP Right Cessation
- 1982-01-29 BE BE6/47588A patent/BE891962A/fr not_active IP Right Cessation
- 1982-01-29 LU LU83913A patent/LU83913A1/fr unknown
- 1982-02-02 CA CA000395352A patent/CA1182196A/fr not_active Expired
- 1982-02-03 IT IT12426/82A patent/IT1157619B/it active
- 1982-02-03 NL NL8200406A patent/NL8200406A/nl not_active Application Discontinuation
- 1982-02-03 US US06/345,466 patent/US4430757A/en not_active Expired - Fee Related
- 1982-02-19 JP JP57025815A patent/JPS5892145A/ja active Pending
- 1982-03-17 DE DE19823209662 patent/DE3209662A1/de not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
JPS5892145A (ja) | 1983-06-01 |
BE891962A (fr) | 1982-07-29 |
IT8212426A0 (it) | 1982-02-03 |
FR2516724A1 (fr) | 1983-05-20 |
DE3209662A1 (de) | 1983-05-26 |
CA1182196A (fr) | 1985-02-05 |
FR2516724B1 (fr) | 1985-06-07 |
LU83913A1 (fr) | 1982-07-07 |
US4430757A (en) | 1984-02-07 |
CH645763A5 (fr) | 1984-10-15 |
IT1157619B (it) | 1987-02-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A85 | Still pending on 85-01-01 | ||
BI | The patent application has been withdrawn |