KR20120119625A - 무선 네트워크에서 하이브리드 방식을 이용한 링크 품질 평가 방법 - Google Patents
무선 네트워크에서 하이브리드 방식을 이용한 링크 품질 평가 방법 Download PDFInfo
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- KR20120119625A KR20120119625A KR1020110037706A KR20110037706A KR20120119625A KR 20120119625 A KR20120119625 A KR 20120119625A KR 1020110037706 A KR1020110037706 A KR 1020110037706A KR 20110037706 A KR20110037706 A KR 20110037706A KR 20120119625 A KR20120119625 A KR 20120119625A
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- Prior art keywords
- link quality
- function
- lqi
- pdr
- rssi
- Prior art date
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- 238000000034 method Methods 0.000 title claims abstract description 33
- 238000013441 quality evaluation Methods 0.000 title claims description 5
- 238000005259 measurement Methods 0.000 claims abstract description 10
- 238000006243 chemical reaction Methods 0.000 description 9
- 238000004891 communication Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000013442 quality metrics Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0212—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is leader and terminal is follower
- H04W52/0222—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is leader and terminal is follower in packet switched networks
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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
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
도 2는 무선 네트워크에 대한 LQI와 PDR 간의 상관관계들을 실측한 결과를 예시한 그래프, 그리고,
도 3은 무선 네트워크에 대한 RSSI와 PDR 간의 상관관계들을 실측한 결과를 예시한 그래프이다.
LQI : Link Quality Indication
RSSI : Received Signal Strength Indication
PDR : Packet Delivery Rate
Claims (8)
- 링크 품질 측정을 위한 제1 함수를 결정하는 단계;
링크 품질 측정을 위한 제2 함수를 결정하는 단계; 및
상기 제1 함수와 상기 제2 함수를 포함하는 링크 품질 측정 함수를 이용하여, 링크 품질을 측정하는 단계;를 포함하는 것을 특징으로 하는 링크 품질 평가 방법.
- 제 1항에 있어서,
상기 제1 함수는,
측정된 LQI(Link Quality Indication)를 링크 품질 값으로 변환하기 위한 함수인 것을 특징으로 하는 링크 품질 평가 방법.
- 제 2항에 있어서,
상기 제1 함수는,
LQI와 PDR(Packet Delivery Rate)의 상관관계로부터 결정되는 것을 특징으로 하는 링크 품질 평가 방법.
- 제 3항에 있어서,
상기 제1 함수의 웨이트는,
LQI와 PDR 간 상관관계의 분포에 의해 결정되는 것을 특징으로 하는 링크 품질 평가 방법.
- 제 1항에 있어서,
상기 제2 함수는,
측정된 RSSI(Received Signal Strength Indication)를 링크 품질 값으로 변환하기 위한 함수인 것을 특징으로 하는 링크 품질 평가 방법.
- 제 5항에 있어서,
상기 제2 함수는,
RSSI와 PDR(Packet Delivery Rate)의 상관관계로부터 결정되는 것을 특징으로 하는 링크 품질 평가 방법.
- 제 5항에 있어서,
상기 제2 함수의 웨이트는,
LQI와 PDR 간 상관관계의 분포에 의해 결정되는 것을 특징으로 하는 링크 품질 평가 방법.
- 제 4항 또는 제 7항에 있어서,
상기 상관관계의 분포는 표준편차인 것을 특징으로 하는 링크 품질 평가 방법.
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KR1020110037706A KR101275630B1 (ko) | 2011-04-22 | 2011-04-22 | 무선 네트워크에서 하이브리드 방식을 이용한 링크 품질 평가 방법 |
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KR1020110037706A KR101275630B1 (ko) | 2011-04-22 | 2011-04-22 | 무선 네트워크에서 하이브리드 방식을 이용한 링크 품질 평가 방법 |
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KR20120119625A true KR20120119625A (ko) | 2012-10-31 |
KR101275630B1 KR101275630B1 (ko) | 2013-06-14 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101431335B1 (ko) * | 2012-11-13 | 2014-08-20 | 경북대학교 산학협력단 | 차량용 비콘 메시지 전송 주기를 제어하는 장치 및 방법 |
CN109548063A (zh) * | 2017-09-20 | 2019-03-29 | 华为技术有限公司 | 处理报文的方法、装置、设备及存储介质 |
WO2020106476A1 (en) * | 2018-11-19 | 2020-05-28 | Pacesetter, Inc. | Implantable medical device and method for measuring communication quality |
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CN102113250B (zh) * | 2008-07-28 | 2015-07-15 | 皇家飞利浦电子股份有限公司 | 用于监控短程无线链路的质量的技术 |
KR101191551B1 (ko) * | 2008-12-17 | 2012-10-15 | 한양대학교 산학협력단 | 무선 멀티홉 네트워크에서의 데이터 전송 방법 및 장치 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101431335B1 (ko) * | 2012-11-13 | 2014-08-20 | 경북대학교 산학협력단 | 차량용 비콘 메시지 전송 주기를 제어하는 장치 및 방법 |
CN109548063A (zh) * | 2017-09-20 | 2019-03-29 | 华为技术有限公司 | 处理报文的方法、装置、设备及存储介质 |
CN109548063B (zh) * | 2017-09-20 | 2020-09-04 | 华为技术有限公司 | 处理报文的方法、装置、设备及存储介质 |
WO2020106476A1 (en) * | 2018-11-19 | 2020-05-28 | Pacesetter, Inc. | Implantable medical device and method for measuring communication quality |
US11006296B2 (en) | 2018-11-19 | 2021-05-11 | Pacesetter, Inc. | Implantable medical device and method for measuring communication quality |
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