DE2331591C3 - Verfahren zur Übertragung von Unterwasser-Signalen - Google Patents
Verfahren zur Übertragung von Unterwasser-SignalenInfo
- Publication number
- DE2331591C3 DE2331591C3 DE2331591A DE2331591A DE2331591C3 DE 2331591 C3 DE2331591 C3 DE 2331591C3 DE 2331591 A DE2331591 A DE 2331591A DE 2331591 A DE2331591 A DE 2331591A DE 2331591 C3 DE2331591 C3 DE 2331591C3
- Authority
- DE
- Germany
- Prior art keywords
- frequency
- receiver
- signals
- transmitter
- change
- 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
- 230000005540 biological transmission Effects 0.000 title claims description 16
- 238000000034 method Methods 0.000 title claims 11
- 238000000926 separation method Methods 0.000 claims description 4
- 230000035559 beat frequency Effects 0.000 claims description 2
- 230000009365 direct transmission Effects 0.000 claims description 2
- 230000001960 triggered effect Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 230000000737 periodic effect Effects 0.000 claims 3
- 230000010363 phase shift Effects 0.000 claims 2
- 238000002604 ultrasonography Methods 0.000 claims 2
- 239000000969 carrier Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 claims 1
- 239000003990 capacitor Substances 0.000 description 6
- 230000000007 visual effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000005669 field effect Effects 0.000 description 2
- 230000006798 recombination Effects 0.000 description 2
- 238000005215 recombination Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000036962 time dependent Effects 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B11/00—Transmission systems employing sonic, ultrasonic or infrasonic waves
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/12—Frequency diversity
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7222799A FR2189950B1 (enExample) | 1972-06-23 | 1972-06-23 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2331591A1 DE2331591A1 (de) | 1974-01-03 |
| DE2331591B2 DE2331591B2 (de) | 1974-10-10 |
| DE2331591C3 true DE2331591C3 (de) | 1975-05-22 |
Family
ID=9100715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2331591A Expired DE2331591C3 (de) | 1972-06-23 | 1973-06-20 | Verfahren zur Übertragung von Unterwasser-Signalen |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3893062A (enExample) |
| DE (1) | DE2331591C3 (enExample) |
| FR (1) | FR2189950B1 (enExample) |
| GB (1) | GB1445733A (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2139788B (en) * | 1983-01-10 | 1986-11-19 | Dollman Electronics Limited | Underwater communication |
| EP1205871B1 (en) * | 2000-11-10 | 2006-08-23 | Datalogic S.P.A. | Device for reading coded information |
| JP3973630B2 (ja) * | 2004-01-20 | 2007-09-12 | シャープ株式会社 | データ伝送装置およびデータ伝送方法 |
| GB2415113B (en) * | 2004-06-12 | 2006-10-18 | Sonardyne Internat Ltd | Robust underwater communication system |
| TWI578306B (zh) * | 2015-06-10 | 2017-04-11 | 微物聯科技有限公司 | 混頻式聲波控制系統及其方法與內儲混頻式聲波控制程式之電腦程式產品 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2399469A (en) * | 1940-07-31 | 1946-04-30 | Gen Electric | Secret signaling system |
| US2448055A (en) * | 1944-02-21 | 1948-08-31 | Standard Telephones Cables Ltd | Wobbled frequency carrier wave communication system |
| US3466652A (en) * | 1968-01-15 | 1969-09-09 | California Inst Of Techn | Time delay spectrometer |
-
1972
- 1972-06-23 FR FR7222799A patent/FR2189950B1/fr not_active Expired
-
1973
- 1973-06-20 US US371599A patent/US3893062A/en not_active Expired - Lifetime
- 1973-06-20 DE DE2331591A patent/DE2331591C3/de not_active Expired
- 1973-06-25 GB GB3011473A patent/GB1445733A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2331591A1 (de) | 1974-01-03 |
| GB1445733A (en) | 1976-08-11 |
| US3893062A (en) | 1975-07-01 |
| FR2189950B1 (enExample) | 1977-04-01 |
| FR2189950A1 (enExample) | 1974-01-25 |
| DE2331591B2 (de) | 1974-10-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| E77 | Valid patent as to the heymanns-index 1977 | ||
| EHJ | Ceased/non-payment of the annual fee |