GB1605319A - Method and apparatus for transmitting identification signals - Google Patents
Method and apparatus for transmitting identification signals Download PDFInfo
- Publication number
- GB1605319A GB1605319A GB732673A GB732673A GB1605319A GB 1605319 A GB1605319 A GB 1605319A GB 732673 A GB732673 A GB 732673A GB 732673 A GB732673 A GB 732673A GB 1605319 A GB1605319 A GB 1605319A
- Authority
- GB
- United Kingdom
- Prior art keywords
- frequency
- fundamental
- identification
- energy
- time
- 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
- 238000000034 method Methods 0.000 title claims abstract description 25
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 238000001514 detection method Methods 0.000 claims abstract description 8
- 238000012545 processing Methods 0.000 claims abstract description 7
- 230000005855 radiation Effects 0.000 claims description 62
- 230000007935 neutral effect Effects 0.000 claims description 34
- 238000010586 diagram Methods 0.000 claims description 23
- 238000001228 spectrum Methods 0.000 claims description 9
- 230000010355 oscillation Effects 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 6
- 238000012790 confirmation Methods 0.000 claims description 5
- 230000009466 transformation Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims description 2
- 230000005284 excitation Effects 0.000 claims description 2
- 230000007246 mechanism Effects 0.000 claims description 2
- 238000005457 optimization Methods 0.000 claims 1
- 238000010183 spectrum analysis Methods 0.000 claims 1
- 238000007619 statistical method Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 2
- 238000012806 monitoring device Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 238000010304 firing Methods 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 230000000737 periodic effect Effects 0.000 description 3
- 206010011416 Croup infectious Diseases 0.000 description 2
- 238000003909 pattern recognition Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 230000036962 time dependent Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/003—Transmission of data between radar, sonar or lidar systems and remote stations
-
- 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
- G01S15/74—Systems using reradiation of acoustic waves, e.g. IFF, i.e. identification of friend or foe
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Mobile Radio Communication Systems (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722231737 DE2231737C1 (enrdf_load_stackoverflow) | 1972-06-29 | 1972-06-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1605319A true GB1605319A (en) | 1989-07-19 |
Family
ID=5849110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB732673A Expired GB1605319A (en) | 1972-06-29 | 1973-02-14 | Method and apparatus for transmitting identification signals |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2231737C1 (enrdf_load_stackoverflow) |
| FR (1) | FR2629655A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1605319A (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001031872A1 (en) * | 1999-10-22 | 2001-05-03 | Motorola, Inc. | Radio communication system based on cepstral modulation |
| US9338587B2 (en) | 2012-11-16 | 2016-05-10 | Thales | System and method for radio-tagging radio transmitters |
| CN113885017A (zh) * | 2020-07-01 | 2022-01-04 | 立积电子股份有限公司 | 物体辨识方法及物体辨识装置 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1249336B (de) * | 1967-09-07 | Siemens Aktiengesellschaft, Berlin und München, München | Multiplex-Nachrichtenübertragungssystem mit Verschlüsselung | |
| DE977871C (de) * | 1961-09-21 | 1971-12-16 | Messerschmitt Boelkow Blohm | Verfahren zur stoerungsunempfindlichen, vorzugsweise kurzzeitigen Funkuebertragung von Signalen |
| US3723878A (en) * | 1970-07-30 | 1973-03-27 | Technical Communications Corp | Voice privacy device |
-
1972
- 1972-06-29 DE DE19722231737 patent/DE2231737C1/de not_active Expired - Lifetime
-
1973
- 1973-02-14 GB GB732673A patent/GB1605319A/en not_active Expired
- 1973-06-28 FR FR7323754A patent/FR2629655A1/fr not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001031872A1 (en) * | 1999-10-22 | 2001-05-03 | Motorola, Inc. | Radio communication system based on cepstral modulation |
| USRE41130E1 (en) | 1999-10-22 | 2010-02-16 | Bruce Fette | Radio communication system and method of operation |
| US9338587B2 (en) | 2012-11-16 | 2016-05-10 | Thales | System and method for radio-tagging radio transmitters |
| CN113885017A (zh) * | 2020-07-01 | 2022-01-04 | 立积电子股份有限公司 | 物体辨识方法及物体辨识装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2629655A1 (fr) | 1989-10-06 |
| DE2231737C1 (enrdf_load_stackoverflow) | 1990-05-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CSNS | Application of which complete specification have been accepted and published, but patent is not sealed |