NL7411875A - Radiofrequentie-zender. - Google Patents
Radiofrequentie-zender.Info
- Publication number
- NL7411875A NL7411875A NL7411875A NL7411875A NL7411875A NL 7411875 A NL7411875 A NL 7411875A NL 7411875 A NL7411875 A NL 7411875A NL 7411875 A NL7411875 A NL 7411875A NL 7411875 A NL7411875 A NL 7411875A
- Authority
- NL
- Netherlands
- Prior art keywords
- radio frequency
- frequency transmitter
- transmitter
- radio
- frequency
- Prior art date
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
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
- G01S1/08—Systems for determining direction or position line
- G01S1/20—Systems for determining direction or position line using a comparison of transit time of synchronised signals transmitted from non-directional antennas or antenna systems spaced apart, i.e. path-difference systems
- G01S1/24—Systems for determining direction or position line using a comparison of transit time of synchronised signals transmitted from non-directional antennas or antenna systems spaced apart, i.e. path-difference systems the synchronised signals being pulses or equivalent modulations on carrier waves and the transit times being compared by measuring the difference in arrival time of a significant part of the modulations, e.g. LORAN systems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/04—Fixed inductances of the signal type with magnetic core
- H01F17/06—Fixed inductances of the signal type with magnetic core with core substantially closed in itself, e.g. toroid
- H01F17/062—Toroidal core with turns of coil around it
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/505—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means
- H02M7/515—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
- H02M7/523—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with LC-resonance circuit in the main circuit
-
- 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)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Transmitters (AREA)
- Radar Systems Or Details Thereof (AREA)
- Control Of Electrical Variables (AREA)
- Inverter Devices (AREA)
- Near-Field Transmission Systems (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB42236/73A GB1483584A (en) | 1973-09-07 | 1973-09-07 | Radio frequency pulse generators and pulse transmitters |
GB5306273 | 1973-11-15 | ||
GB362774 | 1974-01-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7411875A true NL7411875A (nl) | 1975-03-11 |
Family
ID=27254301
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7411875A NL7411875A (nl) | 1973-09-07 | 1974-09-06 | Radiofrequentie-zender. |
Country Status (9)
Country | Link |
---|---|
US (1) | US4058742A (nl) |
JP (1) | JPS5711167B2 (nl) |
CA (1) | CA1042076A (nl) |
DE (1) | DE2442693C3 (nl) |
FR (1) | FR2243564B1 (nl) |
GB (1) | GB1483584A (nl) |
NL (1) | NL7411875A (nl) |
NO (1) | NO141237C (nl) |
SE (1) | SE396865B (nl) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2363234A1 (fr) * | 1976-08-27 | 1978-03-24 | Thomson Csf | Modulateur modulaire notamment pour emetteur radar, et radar comportant un tel modulateur |
US4151528A (en) * | 1977-04-07 | 1979-04-24 | Megapulse, Incorporated | Method of and apparatus for unambiguous radio navigation |
US4251741A (en) * | 1979-02-08 | 1981-02-17 | The United States Of America As Represented By The Secretary Of The Air Force | High power pulser |
US4272692A (en) * | 1979-02-23 | 1981-06-09 | Westinghouse Electric Corp. | Power supply distribution system |
GB2050735A (en) * | 1979-03-13 | 1981-01-07 | Decca Ltd | Protecting oscillator transistor |
DE3229326A1 (de) * | 1982-08-06 | 1984-02-09 | BBC Aktiengesellschaft Brown, Boveri & Cie., 5401 Baden, Aargau | Schaltungsanordnung zur erzeugung und uebertragung von hochleistungsimpulsen sowie ein verfahren zu deren betrieb |
JPS6023262A (ja) * | 1983-07-20 | 1985-02-05 | 株式会社日立製作所 | エレベ−タ−制御装置 |
US5365235A (en) * | 1993-09-07 | 1994-11-15 | Ford Motor Company | Method and apparatus for reducing residual RF power in a transmitter/receiver antenna |
US5739738A (en) * | 1994-07-18 | 1998-04-14 | The United States Of America As Represented By The Secretary Of The Navy | Inflatable HI Q toroidal inductor |
US5504341A (en) * | 1995-02-17 | 1996-04-02 | Zimec Consulting, Inc. | Producing RF electric fields suitable for accelerating atomic and molecular ions in an ion implantation system |
CN1175617C (zh) * | 1999-09-14 | 2004-11-10 | 皇家菲利浦电子有限公司 | 网络耦连器 |
CA2390845C (en) * | 2002-06-18 | 2004-10-26 | Magneto-Inductive Systems Limited | Apparatus and method for continuous variable reactive impedance control |
US6882236B2 (en) * | 2002-11-05 | 2005-04-19 | Magneto-Inductive Systems Limited | Dynamically tuned amplifier for frequency shift keyed signals |
US7928607B2 (en) * | 2007-03-29 | 2011-04-19 | Lamar Technologies Llc | Aircraft power system and apparatus for supplying power to an aircraft electrical system |
CN106990390A (zh) * | 2016-01-20 | 2017-07-28 | 华北电力大学 | 传感器待测位置定位方法及装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE865754C (de) * | 1934-05-18 | 1953-02-05 | Siemens Ag | Rueckgekoppelter Generator fuer die Erzeugung modulierter Schwingungen |
US3243728A (en) * | 1963-06-28 | 1966-03-29 | Westinghouse Electric Corp | Sine wave generator comprising a plurality of resonant circuits discharged into a resonant load |
US3590279A (en) * | 1970-02-24 | 1971-06-29 | Ltv Ling Altec Inc | Variable pulse-width pulse-modulator |
JPS5036104Y2 (nl) * | 1971-04-24 | 1975-10-21 | ||
US3774054A (en) * | 1971-08-09 | 1973-11-20 | Westinghouse Electric Corp | Voltage variable solid state line type modulator |
-
1973
- 1973-09-07 GB GB42236/73A patent/GB1483584A/en not_active Expired
-
1974
- 1974-09-03 CA CA208,374A patent/CA1042076A/en not_active Expired
- 1974-09-04 NO NO743179A patent/NO141237C/no unknown
- 1974-09-05 FR FR7430147A patent/FR2243564B1/fr not_active Expired
- 1974-09-06 DE DE2442693A patent/DE2442693C3/de not_active Expired
- 1974-09-06 JP JP10211974A patent/JPS5711167B2/ja not_active Expired
- 1974-09-06 NL NL7411875A patent/NL7411875A/nl not_active Application Discontinuation
- 1974-09-06 SE SE7411298A patent/SE396865B/xx unknown
-
1976
- 1976-07-19 US US05/706,271 patent/US4058742A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
SE7411298L (nl) | 1975-03-10 |
NO743179L (nl) | 1975-04-01 |
DE2442693A1 (de) | 1975-03-13 |
NO141237C (no) | 1980-01-30 |
SE396865B (sv) | 1977-10-03 |
US4058742A (en) | 1977-11-15 |
CA1042076A (en) | 1978-11-07 |
DE2442693B2 (de) | 1981-01-22 |
FR2243564A1 (nl) | 1975-04-04 |
JPS5074957A (nl) | 1975-06-19 |
GB1483584A (en) | 1977-08-24 |
FR2243564B1 (nl) | 1980-12-19 |
DE2442693C3 (de) | 1981-10-22 |
AU7302974A (en) | 1976-03-11 |
JPS5711167B2 (nl) | 1982-03-03 |
NO141237B (no) | 1979-10-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AT337077B (de) | Aufnahmebehalter | |
SE384114B (sv) | Kommunikationsmottagare | |
NL7409361A (nl) | Hoogfrequente schakelkring. | |
NL169368C (nl) | Frequentiemeter. | |
NL7411875A (nl) | Radiofrequentie-zender. | |
NL168086C (nl) | Hoornantenne. | |
NL7509636A (nl) | Radio-ontvangertoestel. | |
NL7415768A (nl) | Oscillator met variabele frequentie. | |
NL155695B (nl) | Radiotransmissiestelsel. | |
NL182359C (nl) | Radio-ontvanger. | |
NL162289B (nl) | Radio-ontvanger. | |
NL7415708A (nl) | Ontvanger. | |
NL7413498A (nl) | Radio-ontvanger. | |
AT340479B (de) | Empfangsumsetzer | |
IT1017534B (it) | Radioricevitore | |
NL7501814A (nl) | Radiozendontvanger. | |
IT1002413B (it) | Radio spoletta | |
SE7409155L (sv) | Radarmottagare for skiftande frekvens. | |
NL7416782A (nl) | Stereo-ontvanger. | |
NL7409957A (nl) | Radio-ontvanger met een zendfunctie. | |
NL7414565A (nl) | Radio- of televisieontvanger. | |
NL7414552A (nl) | Binaire frequentiedeler. | |
CH558613A (de) | Niederfrequenzverstaerker. | |
IT1017105B (it) | Ricevitore di radio navigazione | |
IT1022041B (it) | Antenna radio |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
BC | A request for examination has been filed | ||
BV | The patent application has lapsed |