DE1817345A1 - Breitband-UEbertragungs-Verfahren und -Anlage - Google Patents
Breitband-UEbertragungs-Verfahren und -AnlageInfo
- Publication number
- DE1817345A1 DE1817345A1 DE19681817345 DE1817345A DE1817345A1 DE 1817345 A1 DE1817345 A1 DE 1817345A1 DE 19681817345 DE19681817345 DE 19681817345 DE 1817345 A DE1817345 A DE 1817345A DE 1817345 A1 DE1817345 A1 DE 1817345A1
- Authority
- DE
- Germany
- Prior art keywords
- frequency
- phase
- modulation
- filter
- chain
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 18
- 230000005540 biological transmission Effects 0.000 title description 10
- 230000008859 change Effects 0.000 claims description 2
- 230000010354 integration Effects 0.000 claims description 2
- 230000007704 transition Effects 0.000 claims description 2
- 238000001228 spectrum Methods 0.000 description 8
- 230000008901 benefit Effects 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010742 number 1 fuel oil Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/20—Frequency-division multiplex systems in which at least one carrier is angle-modulated
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Transmitters (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO5554267 | 1967-12-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1817345A1 true DE1817345A1 (de) | 1969-10-02 |
Family
ID=20086632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19681817345 Pending DE1817345A1 (de) | 1967-12-30 | 1968-12-28 | Breitband-UEbertragungs-Verfahren und -Anlage |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3619781A (forum.php) |
| DE (1) | DE1817345A1 (forum.php) |
| FR (1) | FR1603931A (forum.php) |
| GB (1) | GB1257179A (forum.php) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5220680A (en) * | 1991-01-15 | 1993-06-15 | Pactel Corporation | Frequency signal generator apparatus and method for simulating interference in mobile communication systems |
| JP3462388B2 (ja) * | 1998-04-28 | 2003-11-05 | 松下電器産業株式会社 | 無線通信装置 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL85524C (forum.php) * | 1945-03-28 | |||
| NL83428C (forum.php) * | 1949-06-01 | |||
| BE498222A (forum.php) * | 1949-09-20 | |||
| BE536450A (forum.php) * | 1954-03-19 |
-
1968
- 1968-12-27 FR FR1603931D patent/FR1603931A/fr not_active Expired
- 1968-12-28 DE DE19681817345 patent/DE1817345A1/de active Pending
- 1968-12-30 GB GB1257179D patent/GB1257179A/en not_active Expired
- 1968-12-30 US US788701A patent/US3619781A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB1257179A (forum.php) | 1971-12-15 |
| US3619781A (en) | 1971-11-09 |
| FR1603931A (forum.php) | 1971-06-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE1766457B1 (de) | Parallel-Datenuebertragungsanlage | |
| DE69131503T2 (de) | Radio für verschiedene modulationsarten | |
| CH422911A (de) | Relaisstation | |
| DE2216350C3 (de) | Digitalfilter | |
| DE1292166B (de) | Verfahren zur Umwandlung der Wellenform eines in einem Telegraphiesystem zu uebertragenden Signals und Schaltungsanordnung zu seiner Durchfuehrung | |
| EP0009203B1 (de) | Verfahren und Schaltungsanordnung zur digitalen Audio/FDM- bzw. PCM/FDM-Umsetzung und umgekehrt | |
| DE1817345A1 (de) | Breitband-UEbertragungs-Verfahren und -Anlage | |
| EP0072399A2 (de) | Digitaler Transmultiplexer | |
| DE2141484A1 (de) | Übertragungssystem und dazu gehören der Sender und Empfanger zur Übertragung synchroner Impulssignale | |
| DE1133764B (de) | Traegerfrequenz-Einseitenband-UEbertragungssystem | |
| DE3223904C2 (forum.php) | ||
| DE1018455B (de) | Multiplexuebertragungssystem fuer Fernsehsignale | |
| DE2439135A1 (de) | Multiplexer fuer telephoniekanaele | |
| DE1294437B (de) | Parallelkanal-Datenuebertragungssystem | |
| DE2342301A1 (de) | Anordnung zur informationsuebertragung | |
| DE2533445C2 (de) | Farbfernsehübertragungssystem | |
| DE548910C (de) | Schaltungsanordnung zum Modulieren elektrischer Schwingungen | |
| DE885572C (de) | System zur UEbertragung von zwei Multiplex-Impulsreihen | |
| DE2157277A1 (de) | Uebertragungsanordnung fuer uebertragungen zwischen einer fernsehkamera und ihrer steuereinheit ueber ein einziges kabel | |
| DE1048952B (de) | Aus einem bereits bestehenden 4-MHz-Traegerfrequenzsystem (V 960) aufgebautes 12-MHz-Traegerfrequenzsystem | |
| DE889312C (de) | Vielfachtraegerfrequenz-Abschlussschaltung | |
| DE2541187A1 (de) | Restseitenbanduebertragungssystem fuer synchrone datensignale | |
| DE1093418B (de) | Umsetzungsanordnung fuer Traegerfrequenz-Systeme mit mehrstufiger Modulation | |
| DE879401C (de) | Einrichtung zur Einseitenbandmodulation | |
| DE3031190A1 (de) | Verfahren und schaltungsanordnung zur einstellbaren frequenzmaessigen begrenzung eines signals |