NO834015L - Innretning for automatisk opphevelse av elektriske forstyrrelser - Google Patents
Innretning for automatisk opphevelse av elektriske forstyrrelserInfo
- Publication number
- NO834015L NO834015L NO834015A NO834015A NO834015L NO 834015 L NO834015 L NO 834015L NO 834015 A NO834015 A NO 834015A NO 834015 A NO834015 A NO 834015A NO 834015 L NO834015 L NO 834015L
- Authority
- NO
- Norway
- Prior art keywords
- frequency
- amplitude
- notch
- band
- receiver
- Prior art date
Links
- 238000005259 measurement Methods 0.000 claims description 28
- 238000001914 filtration Methods 0.000 claims description 14
- 239000003990 capacitor Substances 0.000 claims description 12
- 238000013016 damping Methods 0.000 claims description 10
- 238000012545 processing Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 5
- 230000006870 function Effects 0.000 claims description 5
- 230000004044 response Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 230000002452 interceptive effect Effects 0.000 claims description 3
- 238000005070 sampling Methods 0.000 claims description 2
- 238000003860 storage Methods 0.000 description 21
- 230000003111 delayed effect Effects 0.000 description 11
- 230000004913 activation Effects 0.000 description 7
- 239000000872 buffer Substances 0.000 description 6
- 238000012360 testing method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 206010061258 Joint lock Diseases 0.000 description 1
- 101000860173 Myxococcus xanthus C-factor Proteins 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
Classifications
-
- 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
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
- H04B1/1036—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal with automatic suppression of narrow band noise or interference, e.g. by using tuneable notch filters
-
- 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
- G01S1/245—Details of receivers cooperating therewith, e.g. determining positive zero crossing of third cycle in LORAN-C
-
- 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
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
- H04B2001/1063—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal using a notch filter
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Signal Processing (AREA)
- Noise Elimination (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Removal Of Insulation Or Armoring From Wires Or Cables (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/439,096 US4539566A (en) | 1982-11-04 | 1982-11-04 | Automatic interference canceling apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
NO834015L true NO834015L (no) | 1984-05-07 |
Family
ID=23743274
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO834015A NO834015L (no) | 1982-11-04 | 1983-11-03 | Innretning for automatisk opphevelse av elektriske forstyrrelser |
Country Status (5)
Country | Link |
---|---|
US (1) | US4539566A (da) |
EP (1) | EP0113171A3 (da) |
JP (1) | JPS59132246A (da) |
DK (1) | DK500983A (da) |
NO (1) | NO834015L (da) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4812851A (en) * | 1985-10-31 | 1989-03-14 | Digital Marine Electronics Corporation | Radio receiver with automatic interference cancellation |
JPH0743422B2 (ja) * | 1986-04-16 | 1995-05-15 | 古野電気株式会社 | ロランc受信機における妨害電波除去装置 |
US6515599B1 (en) * | 2000-03-22 | 2003-02-04 | Lucent Technologies Inc. | High-power selective signal attenuator and method of attenuation |
US7010025B1 (en) * | 2000-05-22 | 2006-03-07 | Globespanvirata, Inc. | Circuit and method for an improved front end in duplex signal communication systems |
JP4282490B2 (ja) * | 2004-01-06 | 2009-06-24 | パナソニック株式会社 | フィルタ自動調整装置及び通信機 |
DE102008031643A1 (de) * | 2008-07-04 | 2010-01-07 | Continental Automotive Gmbh | Empfängeranordnung, insbesondere zum Einsatz in Kraftfahrzeugen |
CN101650414B (zh) * | 2009-08-10 | 2012-05-30 | 北京华力创通科技股份有限公司 | 卫星接收机中使用载波环来辅助码环的方法和装置 |
US9088328B2 (en) * | 2011-05-16 | 2015-07-21 | Intel Mobile Communications GmbH | Receiver of a mobile communication device |
RU2502185C2 (ru) * | 2011-10-10 | 2013-12-20 | Юрий Анатольевич Кропотов | Устройство адаптивного подавления акустических шумов и акустических сосредоточенных помех |
US9667306B2 (en) * | 2011-10-26 | 2017-05-30 | Adam James Wang | Multimode multiband wireless device with broadband power amplifier |
US10938360B1 (en) | 2011-10-26 | 2021-03-02 | Micro Mobio Corporation | Multimode multiband wireless device with broadband power amplifier |
US11353537B2 (en) * | 2019-05-01 | 2022-06-07 | Eagle Technology, Llc | Loran device with interference cancellation and interference canceller device with related methods |
US10637489B1 (en) * | 2019-06-05 | 2020-04-28 | Infineon Technologies Ag | Detecting signal disturbance using asynchronous counter |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3783397A (en) * | 1968-09-27 | 1974-01-01 | Itt | Selection and processing system for signals, including frequency discriminator |
US4134117A (en) * | 1977-10-19 | 1979-01-09 | Texas Instruments Incorporated | Loran C receiver |
US4461036A (en) * | 1977-11-01 | 1984-07-17 | Masco Corporation Of Indiana | Processor controlled scanning radio receiver |
JPS622038B2 (da) * | 1979-12-26 | 1987-01-17 | Daiyamondo Shamurotsuku Tekunorojiizu Sa | |
JPS5817734A (ja) * | 1981-07-23 | 1983-02-02 | Japan Radio Co Ltd | ロランc受信機用ノッチフィルタ装置 |
-
1982
- 1982-11-04 US US06/439,096 patent/US4539566A/en not_active Expired - Lifetime
-
1983
- 1983-11-01 DK DK500983A patent/DK500983A/da not_active Application Discontinuation
- 1983-11-02 EP EP83306663A patent/EP0113171A3/en not_active Withdrawn
- 1983-11-02 JP JP58205019A patent/JPS59132246A/ja active Pending
- 1983-11-03 NO NO834015A patent/NO834015L/no unknown
Also Published As
Publication number | Publication date |
---|---|
US4539566A (en) | 1985-09-03 |
JPS59132246A (ja) | 1984-07-30 |
DK500983D0 (da) | 1983-11-01 |
EP0113171A3 (en) | 1985-11-27 |
DK500983A (da) | 1984-05-05 |
EP0113171A2 (en) | 1984-07-11 |
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