KR100938806B1 - 알에프수신신호세기의 확률적 필터링을 이용한무선센서노드 위치추적방법 - Google Patents
알에프수신신호세기의 확률적 필터링을 이용한무선센서노드 위치추적방법 Download PDFInfo
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- KR100938806B1 KR100938806B1 KR1020080040777A KR20080040777A KR100938806B1 KR 100938806 B1 KR100938806 B1 KR 100938806B1 KR 1020080040777 A KR1020080040777 A KR 1020080040777A KR 20080040777 A KR20080040777 A KR 20080040777A KR 100938806 B1 KR100938806 B1 KR 100938806B1
- Authority
- KR
- South Korea
- Prior art keywords
- received
- rssi value
- location
- wireless sensor
- filtering
- Prior art date
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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
- 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
- G01S5/0278—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 involving statistical or probabilistic considerations
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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
- G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
- G01S11/02—Systems for determining distance or velocity not using reflection or reradiation using radio waves
- G01S11/06—Systems for determining distance or velocity not using reflection or reradiation using radio waves using intensity measurements
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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
- 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
- G01S5/0252—Radio frequency fingerprinting
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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
- 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
- G01S5/0284—Relative positioning
- G01S5/0289—Relative positioning of multiple transceivers, e.g. in ad hoc networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
Abstract
Description
Claims (2)
- 라인트랜시버, 도수분포표가 내장된 제어부, 알에프부(RF), 외부메모리부를 포함하는 복수개의 무선센서노드의 위치를 추적하기 위한 수신신호세기의 확률적 필터링을 이용한 무선센서노드 위치추적방법에 있어서,신호 송수신과정을 통해 RSSI(Received Signal Strength Indication)값을 수신하고 수신된 RSSI값의 도수분포표를 확인하는 제1 단계;수신된 RSSI값을 카운트하고 카운트 횟수가 50회인지를 판단하는 제2 단계;만약 카운트 횟수가 50회이면 수신된 RSSI값을 소팅하는 제3 단계;이후 수신된 RSSI값의 최대도수를 찾아내는 제4 단계; 및이후 첫번째 RSSI값부터 가장높은 최대도수(Kmax)값까지의 평균을 구하고 필터링된 RSSI값을 얻는 제 5 단계를 포함하여 이루어진 것을 특징으로 하는 수신신호세기의 확률적 필터링을 이용한 무선센서노드 위치추적방법.
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KR1020080040777A KR100938806B1 (ko) | 2008-04-30 | 2008-04-30 | 알에프수신신호세기의 확률적 필터링을 이용한무선센서노드 위치추적방법 |
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KR1020080040777A KR100938806B1 (ko) | 2008-04-30 | 2008-04-30 | 알에프수신신호세기의 확률적 필터링을 이용한무선센서노드 위치추적방법 |
Publications (2)
Publication Number | Publication Date |
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KR20090114900A KR20090114900A (ko) | 2009-11-04 |
KR100938806B1 true KR100938806B1 (ko) | 2010-01-28 |
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KR1020080040777A KR100938806B1 (ko) | 2008-04-30 | 2008-04-30 | 알에프수신신호세기의 확률적 필터링을 이용한무선센서노드 위치추적방법 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101233755B1 (ko) | 2011-03-21 | 2013-02-15 | 부산대학교 산학협력단 | 신호 세기를 이용한 무선 신호로 측정된 거리의 검증 방법 |
KR101459915B1 (ko) | 2013-06-11 | 2014-11-10 | 순천대학교 산학협력단 | 위치인식 방법 |
KR102009898B1 (ko) * | 2018-11-07 | 2019-08-12 | 진성규 | 비콘 기반의 산업 현장 안전 관리 시스템 |
KR20200101798A (ko) * | 2019-02-20 | 2020-08-28 | 빌리브마이크론(주) | 출입 관리 시스템 및 그 출입 관리 방법 |
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KR101053900B1 (ko) * | 2009-12-09 | 2011-08-04 | (주)한울옵틱스 | 위치 추적 시스템 및 그 방법 |
KR101327525B1 (ko) * | 2012-10-24 | 2013-11-08 | 경희대학교 산학협력단 | 위치 추적 장치 및 위치 추적 방법 |
KR102280482B1 (ko) * | 2014-12-23 | 2021-07-21 | 에스케이텔레콤 주식회사 | 파라미터 계수를 활용한 단말기 위치 측위 방법 및 장치 |
KR101726677B1 (ko) * | 2015-04-29 | 2017-04-14 | 국방과학연구소 | 무선 센서 네트워크 장치 및 그 제어방법 |
CN105301560B (zh) * | 2015-10-12 | 2019-01-18 | 刘儿兀 | 一种基于2点rssi的动态加权进化定位系统及方法 |
KR102638227B1 (ko) | 2018-10-11 | 2024-02-20 | 엘지이노텍 주식회사 | 다중 안테나 스위칭을 이용한 디바이스 위치 판단 방법 및 장치 |
CN109451435A (zh) * | 2018-12-24 | 2019-03-08 | 山东农业大学 | 一种温室内作业机具定位方法、系统及终端 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101233755B1 (ko) | 2011-03-21 | 2013-02-15 | 부산대학교 산학협력단 | 신호 세기를 이용한 무선 신호로 측정된 거리의 검증 방법 |
KR101459915B1 (ko) | 2013-06-11 | 2014-11-10 | 순천대학교 산학협력단 | 위치인식 방법 |
KR102009898B1 (ko) * | 2018-11-07 | 2019-08-12 | 진성규 | 비콘 기반의 산업 현장 안전 관리 시스템 |
KR20200101798A (ko) * | 2019-02-20 | 2020-08-28 | 빌리브마이크론(주) | 출입 관리 시스템 및 그 출입 관리 방법 |
KR102186598B1 (ko) * | 2019-02-20 | 2020-12-03 | 빌리브마이크론(주) | 출입 관리 시스템 및 그 출입 관리 방법 |
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