NO133730B - - Google Patents
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- Publication number
- NO133730B NO133730B NO2559/71A NO255971A NO133730B NO 133730 B NO133730 B NO 133730B NO 2559/71 A NO2559/71 A NO 2559/71A NO 255971 A NO255971 A NO 255971A NO 133730 B NO133730 B NO 133730B
- Authority
- NO
- Norway
- Prior art keywords
- signals
- transmission
- duration
- signal
- periods
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 claims description 73
- 238000005259 measurement Methods 0.000 claims description 48
- 238000000034 method Methods 0.000 claims description 28
- 238000002592 echocardiography Methods 0.000 claims description 9
- 230000003111 delayed effect Effects 0.000 claims description 6
- 230000008054 signal transmission Effects 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 2
- 230000001131 transforming effect Effects 0.000 claims 2
- 230000000694 effects Effects 0.000 description 8
- 238000001228 spectrum Methods 0.000 description 5
- 238000001514 detection method Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 3
- 102100033934 DNA repair protein RAD51 homolog 2 Human genes 0.000 description 2
- 101001132307 Homo sapiens DNA repair protein RAD51 homolog 2 Proteins 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000001808 coupling effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 210000000006 pectoral fin Anatomy 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/50—Systems of measurement, based on relative movement of the target
- G01S15/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
- G01S15/582—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of interrupted pulse-modulated waves and based upon the Doppler effect resulting from movement of targets
-
- 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
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/50—Systems of measurement, based on relative movement of the target
- G01S15/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
- G01S15/60—Velocity or trajectory determination systems; Sense-of-movement determination systems wherein the transmitter and receiver are mounted on the moving object, e.g. for determining ground speed, drift angle, ground track
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Acoustics & Sound (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR707029970A FR2101056B1 (fr) | 1970-08-13 | 1970-08-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO133730B true NO133730B (fr) | 1976-03-08 |
| NO133730C NO133730C (no) | 1991-03-25 |
Family
ID=9060209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO2559/71A NO133730C (no) | 1970-08-13 | 1971-07-05 | Fremgangsmaate for bestemmelse av den veilengde som gjennomloepes av et fartoey i vann, samt apparat for utfoerelse av fremgangsmaaten. |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3781774A (fr) |
| DE (1) | DE2140257C3 (fr) |
| FR (1) | FR2101056B1 (fr) |
| GB (1) | GB1334585A (fr) |
| NL (1) | NL179762C (fr) |
| NO (1) | NO133730C (fr) |
| SU (1) | SU552037A3 (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2317666A1 (fr) * | 1975-07-07 | 1977-02-04 | Inst Francais Du Petrole | Dispositif emetteur-recepteur d'ondes acoustiques |
| TWI736310B (zh) * | 2019-08-01 | 2021-08-11 | 謝志輝 | 汽車落水逃生系統及其超音波構件 |
| FR3119475B1 (fr) | 2021-02-04 | 2022-12-16 | Psa Automobiles Sa | Procédé et dispositif de communication entre un véhicule et un dispositif de communication mobile |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3099832A (en) * | 1959-11-04 | 1963-07-30 | Raytheon Co | Doppler navigation system |
| US3496524A (en) * | 1968-11-18 | 1970-02-17 | Singer General Precision | Doppler sonar navigation system compensated for sound velocity variations |
-
1970
- 1970-08-13 FR FR707029970A patent/FR2101056B1/fr not_active Expired
-
1971
- 1971-07-05 NO NO2559/71A patent/NO133730C/no unknown
- 1971-07-27 SU SU1685791A patent/SU552037A3/ru active
- 1971-07-29 NL NLAANVRAGE7110447,A patent/NL179762C/xx not_active IP Right Cessation
- 1971-08-04 US US00168922A patent/US3781774A/en not_active Expired - Lifetime
- 1971-08-05 GB GB3689771A patent/GB1334585A/en not_active Expired
- 1971-08-11 DE DE2140257A patent/DE2140257C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2140257A1 (de) | 1972-02-17 |
| GB1334585A (en) | 1973-10-24 |
| DE2140257B2 (de) | 1981-01-22 |
| NL7110447A (fr) | 1972-02-15 |
| FR2101056A1 (fr) | 1972-03-31 |
| DE2140257C3 (de) | 1981-10-08 |
| NL179762B (nl) | 1986-06-02 |
| NL179762C (nl) | 1986-11-03 |
| US3781774A (en) | 1973-12-25 |
| FR2101056B1 (fr) | 1974-03-01 |
| NO133730C (no) | 1991-03-25 |
| SU552037A3 (ru) | 1977-03-25 |
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