KR102476960B1 - 간섭 소거 기능이 있는 loran 장치 및 관련된 방법을 갖춘 간섭 소거 장치 - Google Patents

간섭 소거 기능이 있는 loran 장치 및 관련된 방법을 갖춘 간섭 소거 장치 Download PDF

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KR102476960B1
KR102476960B1 KR1020200052398A KR20200052398A KR102476960B1 KR 102476960 B1 KR102476960 B1 KR 102476960B1 KR 1020200052398 A KR1020200052398 A KR 1020200052398A KR 20200052398 A KR20200052398 A KR 20200052398A KR 102476960 B1 KR102476960 B1 KR 102476960B1
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interference
loran
ambient
signal
cancellation
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KR20200128361A (ko
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프란시스 이. 파치
케네스 제이. 헨드릭슨
주니어 아담스 윌리엄 씨.
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이글 테크놀로지, 엘엘씨
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/026—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse time characteristics modulation, e.g. width, position, interval
    • 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
    • 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
    • G01S1/04—Details
    • G01S1/045—Receivers
    • 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
    • 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
    • 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
    • H04B1/12—Neutralising, balancing, or compensation arrangements
    • H04B1/123—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means
    • 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
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
    • G01S5/0205—Details
    • G01S5/0215—Interference

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Noise Elimination (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
KR1020200052398A 2019-05-01 2020-04-29 간섭 소거 기능이 있는 loran 장치 및 관련된 방법을 갖춘 간섭 소거 장치 Active KR102476960B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16/400,321 US11353537B2 (en) 2019-05-01 2019-05-01 Loran device with interference cancellation and interference canceller device with related methods
US16/400,321 2019-05-01

Publications (2)

Publication Number Publication Date
KR20200128361A KR20200128361A (ko) 2020-11-12
KR102476960B1 true KR102476960B1 (ko) 2022-12-12

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KR1020200052398A Active KR102476960B1 (ko) 2019-05-01 2020-04-29 간섭 소거 기능이 있는 loran 장치 및 관련된 방법을 갖춘 간섭 소거 장치

Country Status (5)

Country Link
US (1) US11353537B2 (https=)
EP (1) EP3734316B1 (https=)
JP (1) JP7307700B2 (https=)
KR (1) KR102476960B1 (https=)
CA (1) CA3079177C (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117674768B (zh) * 2023-12-08 2024-05-31 中国航空工业集团公司沈阳飞机设计研究所 一种基于黑箱模型的系统级传导干扰滤波电路设计方法

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US4539566A (en) * 1982-11-04 1985-09-03 Texas Instruments Incorporated Automatic interference canceling apparatus
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US4812851A (en) 1985-10-31 1989-03-14 Digital Marine Electronics Corporation Radio receiver with automatic interference cancellation
US4791422A (en) 1986-07-14 1988-12-13 Megapulse Incorporated Methods of and apparatus for measuring time of arrival of remote Loran-C and related signals and effective time of transmission of local signals at transmitter sites
US4814771A (en) 1987-09-28 1989-03-21 Bahr Technologies, Inc. Apparatus and method for receiving and proessing Loran signals
US4821038A (en) 1987-11-03 1989-04-11 Megapulse Incorporated Method of and apparatus for Loran-C message communication with reduced skywave navigation location errors and the like
US4800391A (en) 1987-11-03 1989-01-24 Megapulse, Inc. Method of and apparatus for message communication on Loran-C navigational signal broadcasts and the like with reduced navigation errors
US4875019A (en) 1988-07-21 1989-10-17 Bahr Technologies, Inc. Receiver preamplifier with tuned circuit adapted for Loran reception
US4888594A (en) 1989-04-03 1989-12-19 Allied-Signal Inc. Loran-C receiver module
US5032845A (en) 1990-02-08 1991-07-16 D.G.R., Inc. Vehicle locating system with Loran-C
US4999638A (en) 1990-03-06 1991-03-12 Locus, Inc. Apparatus and method for synchronizing the signal averaging clock of a Loran C. receiver to the clock of a Loran C. transmitter
US5105196A (en) 1991-02-22 1992-04-14 Nolan Thomas P Loran-C alignment method
US5181041A (en) 1991-07-02 1993-01-19 Hughes Aircraft Company Accurate location system using transponded and correlated LORAN signals
US5278568A (en) 1992-05-01 1994-01-11 Megapulse, Incorporated Method of and apparatus for two-way radio communication amongst fixed base and mobile terminal users employing meteor scatter signals for communications inbound from the mobile terminals and outbound from the base terminals via Loran communication signals
US5220333A (en) 1992-07-02 1993-06-15 Austron Inc. Method and apparatus for determining universal coordinated time from Loran-C transmissions
US5563611A (en) 1994-10-28 1996-10-08 Megapulse, Inc. Method of and apparatus for integration of Loran-C and satellite navigation system (SNS) technologies for improved system accuracy, availability and integrity
US5796366A (en) 1996-08-09 1998-08-18 Megapulse, Incorporated Method of and apparatus for position location and tracking of a vehicle or the like by the reception at the vehicle of pulsed radio navigation signals as of the Loran-OC type and the like, with an autonomous loop antenna-receiver
US6108524A (en) 1998-02-20 2000-08-22 General Electric Company Inbound messaging transmission device and system for railcar asset tracking using high frequency signaling
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US7778367B1 (en) * 2005-09-23 2010-08-17 Rockwell Collins, Inc. Method and apparatus for receiving a geo-location signal
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Also Published As

Publication number Publication date
JP2020183960A (ja) 2020-11-12
CA3079177C (en) 2023-06-20
US11353537B2 (en) 2022-06-07
EP3734316B1 (en) 2025-11-26
CA3079177A1 (en) 2020-11-01
EP3734316A2 (en) 2020-11-04
KR20200128361A (ko) 2020-11-12
EP3734316A3 (en) 2021-01-27
US20200350938A1 (en) 2020-11-05
JP7307700B2 (ja) 2023-07-12

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