JP4567093B2 - マルチパスチャネル統計データを用いて見通し線(los)と非los(nlos)とを識別する方法 - Google Patents
マルチパスチャネル統計データを用いて見通し線(los)と非los(nlos)とを識別する方法 Download PDFInfo
- Publication number
- JP4567093B2 JP4567093B2 JP2009523057A JP2009523057A JP4567093B2 JP 4567093 B2 JP4567093 B2 JP 4567093B2 JP 2009523057 A JP2009523057 A JP 2009523057A JP 2009523057 A JP2009523057 A JP 2009523057A JP 4567093 B2 JP4567093 B2 JP 4567093B2
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- JP
- Japan
- Prior art keywords
- nlos
- los
- received signal
- state
- probability density
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- G01S5/0205—Details
- G01S5/0218—Multipath in signal reception
-
- 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
- G01S5/14—Determining absolute distances from a plurality of spaced points of known location
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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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Relay Systems (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US82137806P | 2006-08-03 | 2006-08-03 | |
US82212706P | 2006-08-11 | 2006-08-11 | |
US11/832,547 US7574221B2 (en) | 2006-08-03 | 2007-08-01 | Method for estimating jointly time-of-arrival of signals and terminal location |
US11/832,551 US7577445B2 (en) | 2006-08-03 | 2007-08-01 | Line-of-sight (LOS) or non-LOS (NLOS) identification method using multipath channel statistics |
PCT/US2007/075084 WO2008017033A2 (en) | 2006-08-03 | 2007-08-02 | Line-of-sight (los) or non-los (nlos) identification method using multipath channel statistics |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2009545934A JP2009545934A (ja) | 2009-12-24 |
JP2009545934A5 JP2009545934A5 (ko) | 2010-02-12 |
JP4567093B2 true JP4567093B2 (ja) | 2010-10-20 |
Family
ID=38997871
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009523057A Expired - Fee Related JP4567093B2 (ja) | 2006-08-03 | 2007-08-02 | マルチパスチャネル統計データを用いて見通し線(los)と非los(nlos)とを識別する方法 |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP2047694A2 (ko) |
JP (1) | JP4567093B2 (ko) |
KR (1) | KR101051906B1 (ko) |
WO (1) | WO2008017033A2 (ko) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7526048B2 (en) * | 2005-08-11 | 2009-04-28 | Mitsubishi Electric Research Laboratories, Inc. | Energy threshold selection for UWB TOA estimation |
US7574221B2 (en) * | 2006-08-03 | 2009-08-11 | Ntt Docomo, Inc. | Method for estimating jointly time-of-arrival of signals and terminal location |
US7956808B2 (en) * | 2008-12-30 | 2011-06-07 | Trueposition, Inc. | Method for position estimation using generalized error distributions |
US9432882B2 (en) * | 2013-01-29 | 2016-08-30 | Qualcomm Incorporated | System and method for deploying an RTT-based indoor positioning system |
EP3166245B1 (en) * | 2014-07-03 | 2020-08-12 | LG Electronics Inc. | New uplink reference signal transmission method and device in millimetre-wave-supporting wireless access system |
JP6399512B2 (ja) * | 2014-10-20 | 2018-10-03 | 国立大学法人東京工業大学 | 発信源推定方法およびそれを利用した発信源推定装置 |
KR102412960B1 (ko) | 2016-01-25 | 2022-06-27 | 삼성전자주식회사 | 채널의 속성을 결정하기 위한 장치 및 방법 |
JP2016145836A (ja) * | 2016-03-23 | 2016-08-12 | インテル コーポレイション | コンピュータデバイスのグローバルポジショニングを判定するための測地学的三角測量を使用して実現する機構 |
US10939401B2 (en) | 2018-07-09 | 2021-03-02 | Qualcomm Incorporated | Round trip time estimation based on a timing advance applied to a timing response |
CN112567834B (zh) * | 2018-08-14 | 2023-11-24 | 罗伯特·博世有限公司 | 用于检测信号传播类型的方法和装置 |
EP3860006A1 (en) | 2020-01-29 | 2021-08-04 | Nokia Technologies Oy | Path discrimination |
CN113225667B (zh) * | 2020-02-05 | 2022-03-29 | 大唐移动通信设备有限公司 | 到达时间测量值的非直射径消除方法、装置及终端 |
CN111551180B (zh) * | 2020-05-22 | 2022-08-26 | 桂林电子科技大学 | 一种可辨识los/nlos声信号的智能手机室内定位系统和方法 |
CN115622839A (zh) * | 2021-07-12 | 2023-01-17 | 大唐移动通信设备有限公司 | 一种信道传播状态的识别方法、装置及电子设备 |
KR20240051672A (ko) * | 2022-10-13 | 2024-04-22 | 삼성전자주식회사 | 초광대역 통신 신호를 이용하여 레인징 영역을 조정하기 위한 방법 및 장치 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5644572A (en) * | 1995-10-03 | 1997-07-01 | Motorola, Inc. | Method and apparatus for approximating propagation delay for use in transmission compensation to orbiting satellites |
BR9712146A (pt) | 1996-09-27 | 2000-01-18 | Univ Rutgers | Método e sistema para estimativa de localização de uma estação móvel. |
CN1159935C (zh) | 2001-03-30 | 2004-07-28 | 华为技术有限公司 | 一种提高市区环境下蜂窝移动台定位精度的方法和装置 |
CN1173509C (zh) * | 2001-12-30 | 2004-10-27 | 华为技术有限公司 | Cdma移动通信系统中可视与非可视信道的识别方法 |
KR100876800B1 (ko) * | 2002-08-14 | 2009-01-07 | 삼성전자주식회사 | 이동 단말기의 위치 추정 장치 및 방법 |
US7065368B2 (en) * | 2002-12-30 | 2006-06-20 | Kt Corporation | Method for correcting NLOS error in wireless positioning system |
JP2006023267A (ja) * | 2004-06-09 | 2006-01-26 | Ntt Docomo Inc | マルチパス遅延成分を用いた位置測定装置および位置測定方法 |
EP2050287A2 (en) * | 2006-08-03 | 2009-04-22 | NTT DoCoMo Inc. | Weighted least square localization method exploiting multipath channel statistics for non-line-of-sight mitigation |
US7574221B2 (en) * | 2006-08-03 | 2009-08-11 | Ntt Docomo, Inc. | Method for estimating jointly time-of-arrival of signals and terminal location |
-
2007
- 2007-08-02 KR KR1020087026803A patent/KR101051906B1/ko not_active IP Right Cessation
- 2007-08-02 WO PCT/US2007/075084 patent/WO2008017033A2/en active Application Filing
- 2007-08-02 JP JP2009523057A patent/JP4567093B2/ja not_active Expired - Fee Related
- 2007-08-02 EP EP07813712A patent/EP2047694A2/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
JP2009545934A (ja) | 2009-12-24 |
KR101051906B1 (ko) | 2011-07-26 |
WO2008017033A2 (en) | 2008-02-07 |
KR20090009223A (ko) | 2009-01-22 |
EP2047694A2 (en) | 2009-04-15 |
WO2008017033A3 (en) | 2008-12-04 |
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