KR102500477B1 - 동적 코드 할당 장치 및 방법 - Google Patents
동적 코드 할당 장치 및 방법 Download PDFInfo
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- KR102500477B1 KR102500477B1 KR1020160030116A KR20160030116A KR102500477B1 KR 102500477 B1 KR102500477 B1 KR 102500477B1 KR 1020160030116 A KR1020160030116 A KR 1020160030116A KR 20160030116 A KR20160030116 A KR 20160030116A KR 102500477 B1 KR102500477 B1 KR 102500477B1
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- 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
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/95—Radar or analogous systems specially adapted for specific applications for meteorological use
- G01S13/951—Radar or analogous systems specially adapted for specific applications for meteorological use ground based
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- 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
- G01S13/006—Theoretical aspects
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- 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
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/06—Systems determining position data of a target
- G01S13/08—Systems for measuring distance only
- G01S13/10—Systems for measuring distance only using transmission of interrupted, pulse modulated waves
- G01S13/26—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein the transmitted pulses use a frequency- or phase-modulated carrier wave
- G01S13/28—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein the transmitted pulses use a frequency- or phase-modulated carrier wave with time compression of received pulses
- G01S13/284—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein the transmitted pulses use a frequency- or phase-modulated carrier wave with time compression of received pulses using coded pulses
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- 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
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/95—Radar or analogous systems specially adapted for specific applications for meteorological use
-
- 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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/023—Interference mitigation, e.g. reducing or avoiding non-intentional interference with other HF-transmitters, base station transmitters for mobile communication or other radar systems, e.g. using electro-magnetic interference [EMI] reduction techniques
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/0003—Code application, i.e. aspects relating to how codes are applied to form multiplexed channels
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/16—Code allocation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0058—Allocation criteria
- H04L5/0062—Avoidance of ingress interference, e.g. ham radio channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/14—Spectrum sharing arrangements between different networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W40/00—Communication routing or communication path finding
- H04W40/02—Communication route or path selection, e.g. power-based or shortest path routing
- H04W40/12—Communication route or path selection, e.g. power-based or shortest path routing based on transmission quality or channel quality
- H04W40/16—Communication route or path selection, e.g. power-based or shortest path routing based on transmission quality or channel quality based on interference
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
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- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
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- Signal Processing (AREA)
- Electromagnetism (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
Description
도 2는 일실시예에 따른 코드 할당 장치의 예시적인 구성에 대한 블록도이다.
도 3은 코드 할당 주기과 간섭 신호와의 관계를 예시적으로 나타내는 도면이다.
도 4는 일실시예에 따른 코드 할당 방법을 설명하기 위한 예시적인 흐름도이다.
Claims (14)
- 간섭 신호를 측정하는 간섭 신호 측정부;
레이더 간에 상기 측정된 간섭 신호를 공유하도록 제어하는 간섭 신호 공유부;
상기 측정된 간섭 신호에 기초하여 생성된 코드를 상기 레이더에 동적으로 할당하는 코드 할당부; 및
상기 코드를 레이더에 적용하는 코드 적용부
를 포함하는 코드 할당 장치.
- 제1항에 있어서,
상기 코드의 할당을 위한 코드 집합을 저장하는 메모리
를 더 포함하는 코드 할당 장치.
- 제1항에 있어서,
간섭 신호 공유부는 상기 측정된 간섭 신호를 저장하고, 레이더 간에 상기 간섭 신호를 교환하는
코드 할당 장치.
- 제1항에 있어서,
상기 코드 할당부는 상기 간섭 신호에 기초하여 목적 함수를 생성하고,
상기 목적 함수는 상기 공유된 간섭 신호마다 가중치를 할당하여 생성되는
코드 할당 장치.
- 제4항에 있어서,
상기 코드 할당부는 미리 생성된 코드 집합들 중에서 최적의 코드 집합을 상기 목적 함수를 이용하여 선택하는
코드 할당 장치.
- 제5항에 있어서,
상기 코드 적용부는 상기 최적의 코드 집합을 상기 레이더에 적용하는
코드 할당 장치.
- 제2항에 있어서,
상기 코드 집합이 생성되는 주기를 제어하는 코드 주기 조절부를 더 포함하고,
상기 코드 주기 조절부는 상기 코드 집합이 생성되는 주기에 기초하여 상기 간섭 신호 측정부가 상기 간섭 신호를 측정하도록 제어하는
코드 할당 장치.
- 간섭 신호를 측정하는 단계;
레이더 간에 상기 측정된 간섭 신호를 공유하도록 제어하는 단계;
상기 간섭 신호에 기초하여 생성된 코드를 상기 레이더에 동적으로 할당하는 단계; 및
상기 코드를 레이더에 적용하는 단계를 포함하는
코드 할당 방법.
- 제8항에 있어서,
상기 코드의 할당을 위한 코드 집합을 메모리에 저장하는 단계
를 더 포함하는 코드 할당 방법.
- 제8항에 있어서,
간섭 신호 공유부는 상기 측정된 간섭 신호를 저장하고, 레이더 간에 상기 간섭 신호를 교환하는 단계를 더 포함하는
코드 할당 방법.
- 제8항에 있어서,
상기 간섭 신호에 기초하여 목적 함수를 생성하는 단계를 더 포함하고,
상기 목적 함수는 상기 공유된 간섭 신호마다 가중치를 할당하여 생성되는
코드 할당 방법.
- 제11항에 있어서,
미리 생성된 코드 집합들 중에서 최적의 코드 집합을 상기 목적 함수를 이용하여 선택하는 단계를 더 포함하는
코드 할당 방법.
- 제12항에 있어서,
상기 최적의 코드 집합을 상기 레이더에 적용하는 단계를 더 포함하는
코드 할당 방법.
- 제9항에 있어서,
상기 코드 집합이 생성되는 주기를 제어하는 단계, 및
상기 코드 집합이 생성되는 주기에 기초하여 간섭 신호 측정부가 상기 간섭 신호를 측정하도록 제어하는 단계를 더 포함하는
코드 할당 방법.
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KR1020160030116A KR102500477B1 (ko) | 2016-03-14 | 2016-03-14 | 동적 코드 할당 장치 및 방법 |
US15/414,203 US10514442B2 (en) | 2016-03-14 | 2017-01-24 | Dynamic code allocating apparatus and method |
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EP3605134A4 (en) * | 2017-03-30 | 2020-12-30 | Hitachi Automotive Systems, Ltd. | RADAR DEVICE |
EP3572829B1 (en) * | 2018-05-25 | 2024-01-17 | Airbus Defence and Space GmbH | Synchronized radar networks |
CN113325373B (zh) * | 2020-02-29 | 2024-09-17 | 华为技术有限公司 | 信号发送方法及相关装置 |
US12339387B2 (en) * | 2022-05-03 | 2025-06-24 | Qualcomm Incorporated | GI-FMCW radar reference signal design for joint communication-radar |
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US20140145872A1 (en) | 2012-11-26 | 2014-05-29 | Fujitsu Limited | Detecting and ranging apparatus and method for identifying interference signal |
JP2015052527A (ja) | 2013-09-06 | 2015-03-19 | 富士通株式会社 | 探知測距装置 |
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