CN1578530B - 用于确定便携式计算设备的定位动态特性的系统和方法 - Google Patents
用于确定便携式计算设备的定位动态特性的系统和方法 Download PDFInfo
- Publication number
- CN1578530B CN1578530B CN2004100631503A CN200410063150A CN1578530B CN 1578530 B CN1578530 B CN 1578530B CN 2004100631503 A CN2004100631503 A CN 2004100631503A CN 200410063150 A CN200410063150 A CN 200410063150A CN 1578530 B CN1578530 B CN 1578530B
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- China
- Prior art keywords
- probability
- mobile device
- identification positioning
- node
- location
- 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.)
- Expired - Fee Related
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/20—Instruments for performing navigational calculations
- G01C21/206—Instruments for performing navigational calculations specially adapted for indoor navigation
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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
- G01S5/02521—Radio frequency fingerprinting using a radio-map
- G01S5/02524—Creating or updating the radio-map
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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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/40—Network security protocols
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S707/00—Data processing: database and file management or data structures
- Y10S707/99931—Database or file accessing
- Y10S707/99937—Sorting
Abstract
Description
Claims (74)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/610,190 US7250907B2 (en) | 2003-06-30 | 2003-06-30 | System and methods for determining the location dynamics of a portable computing device |
US10/610,190 | 2003-06-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1578530A CN1578530A (zh) | 2005-02-09 |
CN1578530B true CN1578530B (zh) | 2012-04-18 |
Family
ID=33435387
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2004100631503A Expired - Fee Related CN1578530B (zh) | 2003-06-30 | 2004-05-28 | 用于确定便携式计算设备的定位动态特性的系统和方法 |
Country Status (5)
Country | Link |
---|---|
US (4) | US7250907B2 (zh) |
EP (1) | EP1494397B1 (zh) |
JP (1) | JP5165181B2 (zh) |
KR (4) | KR101292870B1 (zh) |
CN (1) | CN1578530B (zh) |
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US20040263388A1 (en) | 2004-12-30 |
US20050270235A1 (en) | 2005-12-08 |
KR20120093114A (ko) | 2012-08-22 |
KR101203261B1 (ko) | 2012-11-21 |
CN1578530A (zh) | 2005-02-09 |
EP1494397A3 (en) | 2010-08-04 |
US20050258957A1 (en) | 2005-11-24 |
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