JPH0513586B2 - - Google Patents
Info
- Publication number
- JPH0513586B2 JPH0513586B2 JP62173656A JP17365687A JPH0513586B2 JP H0513586 B2 JPH0513586 B2 JP H0513586B2 JP 62173656 A JP62173656 A JP 62173656A JP 17365687 A JP17365687 A JP 17365687A JP H0513586 B2 JPH0513586 B2 JP H0513586B2
- Authority
- JP
- Japan
- Prior art keywords
- antennas
- stations
- phase difference
- fixed transmission
- angle
- 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 - Lifetime
Links
- 230000005540 biological transmission Effects 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 12
- 238000005259 measurement Methods 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Landscapes
- Position Fixing By Use Of Radio Waves (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17365687A JPS6416979A (en) | 1987-07-10 | 1987-07-10 | Method for measuring direction of moving body |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17365687A JPS6416979A (en) | 1987-07-10 | 1987-07-10 | Method for measuring direction of moving body |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6416979A JPS6416979A (en) | 1989-01-20 |
JPH0513586B2 true JPH0513586B2 (de) | 1993-02-22 |
Family
ID=15964660
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17365687A Granted JPS6416979A (en) | 1987-07-10 | 1987-07-10 | Method for measuring direction of moving body |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6416979A (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0426675Y2 (de) * | 1986-11-17 | 1992-06-26 | ||
JP4093792B2 (ja) | 2002-04-18 | 2008-06-04 | 富士通株式会社 | 移動無線局の位置を決定する測位システム、プログラムおよび位置決定方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS582764A (ja) * | 1981-06-30 | 1983-01-08 | Furuno Electric Co Ltd | 双曲線航法を用いた方位測定方式 |
-
1987
- 1987-07-10 JP JP17365687A patent/JPS6416979A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS582764A (ja) * | 1981-06-30 | 1983-01-08 | Furuno Electric Co Ltd | 双曲線航法を用いた方位測定方式 |
Also Published As
Publication number | Publication date |
---|---|
JPS6416979A (en) | 1989-01-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4107689A (en) | System for automatic vehicle location | |
US4454583A (en) | Navigation system | |
US3866229A (en) | Method and apparatus for automatically determining position-motion state of a moving object | |
US3384891A (en) | Method and system for long distance navigation and communication | |
US3430234A (en) | Navigation systems using earth satellites | |
US3242494A (en) | Position determination system | |
JPH10206538A (ja) | 変調バックスキャッタ位置決定システム | |
JPS6019470B2 (ja) | 船舶位置検出装置 | |
CN106483495A (zh) | 一种室内运动标签定位和测速方法 | |
US4305077A (en) | System for measuring current position and/or moving direction of vehicle | |
US5239310A (en) | Passive self-determined position fixing system | |
US2414469A (en) | Distance and direction measuring apparatus | |
US3916407A (en) | Doppler navigation system with angle and radial velocity determination | |
US2924820A (en) | Aerial navigation beacon system | |
JPH0513586B2 (de) | ||
JPH0425507B2 (de) | ||
US20080186232A1 (en) | Method of and apparatus for true north azimuth determination using the combination of crossed loop antenna and radio positioning system technologies | |
US3553698A (en) | Electronic locating and finding apparatus | |
JPH09113597A (ja) | 位置標定方法 | |
JPS6240666B2 (de) | ||
US3197775A (en) | Doppler tracking system with real time presentation of missile trajectory deviation | |
US3302203A (en) | Electronic channel guidance system | |
GB2226731A (en) | Location apparatus for a mobile object | |
JP3751574B2 (ja) | 目標位置探知方法および目標位置探知システム | |
JPS5950374A (ja) | 移動体位置確認装置 |