PT90998A - Metodo e aparelho proprios para tracar a trajectoria de uma conduta subterranea - Google Patents
Metodo e aparelho proprios para tracar a trajectoria de uma conduta subterraneaInfo
- Publication number
- PT90998A PT90998A PT90998A PT9099889A PT90998A PT 90998 A PT90998 A PT 90998A PT 90998 A PT90998 A PT 90998A PT 9099889 A PT9099889 A PT 9099889A PT 90998 A PT90998 A PT 90998A
- Authority
- PT
- Portugal
- Prior art keywords
- tracing
- trajectory
- underground
- conduct
- underground conduct
- Prior art date
Links
Classifications
-
- 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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/04—Display arrangements
- G01S7/06—Cathode-ray tube displays or other two dimensional or three-dimensional displays
- G01S7/064—Cathode-ray tube displays or other two dimensional or three-dimensional displays using a display memory for image processing
-
- 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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/41—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section
- G01S7/411—Identification of targets based on measurements of radar reflectivity
- G01S7/412—Identification of targets based on measurements of radar reflectivity based on a comparison between measured values and known or stored values
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/12—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with electromagnetic waves
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/18—Network design, e.g. design based on topological or interconnect aspects of utility systems, piping, heating ventilation air conditioning [HVAC] or cabling
-
- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/885—Radar or analogous systems specially adapted for specific applications for ground probing
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2113/00—Details relating to the application field
- G06F2113/14—Pipes
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Remote Sensing (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Computer Networks & Wireless Communication (AREA)
- Theoretical Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geometry (AREA)
- Computational Mathematics (AREA)
- Pure & Applied Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Geophysics (AREA)
- Computer Hardware Design (AREA)
- Evolutionary Computation (AREA)
- General Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Geophysics And Detection Of Objects (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP88870114 | 1988-06-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
PT90998A true PT90998A (pt) | 1989-12-29 |
Family
ID=8200694
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT90998A PT90998A (pt) | 1988-06-27 | 1989-06-27 | Metodo e aparelho proprios para tracar a trajectoria de uma conduta subterranea |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0349516A1 (pt) |
DK (1) | DK46790D0 (pt) |
FI (1) | FI900907A0 (pt) |
PT (1) | PT90998A (pt) |
WO (1) | WO1990000288A1 (pt) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4338280C1 (de) * | 1993-11-10 | 1995-03-16 | Deutsche Aerospace | Verfahren zur bildgestützten Lageerfassung und Kartierung unterirdischer Objekte |
WO2021157065A1 (ja) * | 2020-02-07 | 2021-08-12 | 三菱電機株式会社 | 埋設物識別装置、埋設物識別方法及び探査装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0785249B2 (ja) * | 1986-05-16 | 1995-09-13 | 株式会社日立製作所 | 設計支援装置 |
US4896116A (en) * | 1986-10-30 | 1990-01-23 | Nippon Telegraph And Telephone Corporation | Pulse radar method and apparatus for detecting an object |
-
1989
- 1989-06-27 PT PT90998A patent/PT90998A/pt not_active Application Discontinuation
- 1989-06-27 WO PCT/BE1989/000032 patent/WO1990000288A1/en active Application Filing
- 1989-06-27 EP EP89870103A patent/EP0349516A1/en not_active Withdrawn
-
1990
- 1990-02-22 DK DK046790A patent/DK46790D0/da not_active Application Discontinuation
- 1990-02-22 FI FI900907A patent/FI900907A0/fi not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FI900907A0 (fi) | 1990-02-22 |
WO1990000288A1 (en) | 1990-01-11 |
EP0349516A1 (en) | 1990-01-03 |
DK46790A (da) | 1990-02-22 |
DK46790D0 (da) | 1990-02-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FC3A | Refusal |
Effective date: 19940408 |