FR610353A - Procédé et dispositifs hertziens et ultra-sonores combinés, pour la navigation - Google Patents
Procédé et dispositifs hertziens et ultra-sonores combinés, pour la navigationInfo
- Publication number
- FR610353A FR610353A FR610353DA FR610353A FR 610353 A FR610353 A FR 610353A FR 610353D A FR610353D A FR 610353DA FR 610353 A FR610353 A FR 610353A
- Authority
- FR
- France
- Prior art keywords
- navigation
- devices
- ultrasonic method
- combined wireless
- wireless
- 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
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
- G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
- G01S11/16—Systems for determining distance or velocity not using reflection or reradiation using difference in transit time between electrical and acoustic signals
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR610353T | 1925-09-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR610353A true FR610353A (fr) | 1926-09-04 |
Family
ID=8977341
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR610353D Expired FR610353A (fr) | 1925-09-08 | 1925-09-08 | Procédé et dispositifs hertziens et ultra-sonores combinés, pour la navigation |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR610353A (fr) |
GB (1) | GB258235A (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6662137B2 (en) * | 2000-12-19 | 2003-12-09 | Hewlett-Packard Development Company, L.P. | Device location discovery by sound |
-
1925
- 1925-09-08 FR FR610353D patent/FR610353A/fr not_active Expired
-
1926
- 1926-08-04 GB GB19304/26A patent/GB258235A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB258235A (en) | 1927-09-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR610353A (fr) | Procédé et dispositifs hertziens et ultra-sonores combinés, pour la navigation | |
FR645723A (fr) | Chasse-clous pour pneumatiques | |
FR595268A (fr) | Appareil pour ondulations capillaires | |
FR594688A (fr) | Procédé et dispositifs pour activer la distillation | |
FR569967A (fr) | Agent de forçage pour engrais | |
ES100724A3 (es) | Aparato para la producción de escritura ambulante. | |
FR621557A (fr) | Appareil de sauvetage pour naufragés | |
AT108180B (de) | Beregnungsvorrichtung für Kulturen. | |
FR612783A (fr) | Pulvérisateur de liquide | |
FR35126E (fr) | Chasse-clous pour pneumatiques | |
FR601161A (fr) | Appareil pour la fabrication de contreplacages cintrés | |
ES88212A3 (es) | Aparato anti-concepcional. | |
ES97412A1 (es) | Aparato anunciador. | |
ES103697A1 (es) | Una disposición perfeccionada para la utilización de un puesto o aparato telefónico. | |
FR635327A (fr) | Procédé cartographique | |
ES98843A1 (es) | Aparato de pulverización. | |
FR611703A (fr) | Appareil de trigonométrie | |
FR704108A (fr) | Avertisseur acoustique, notamment pour véhicules | |
ES93741A1 (es) | Aparato de inductancia. | |
DK39609C (da) | Katalytisk Apparat. | |
FR618783A (fr) | Tétine perfectionnée pour biberons | |
DK37456C (da) | Kontaktanordning til Kørselsretningssignalapparater. | |
FR567133A (fr) | Ceinture-pansement pour accouchement | |
ES94401A1 (es) | Aparato anunciador. | |
DK35082C (da) | Udludningsapparat. |