BE478606A - - Google Patents
Info
- Publication number
- BE478606A BE478606A BE478606DA BE478606A BE 478606 A BE478606 A BE 478606A BE 478606D A BE478606D A BE 478606DA BE 478606 A BE478606 A BE 478606A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/04—Frequency-transposition arrangements
- H04J1/045—Filters applied to frequency transposition
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/10—Intermediate station arrangements, e.g. for branching, for tapping-off
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Filters And Equalizers (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR56909T | 1947-10-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE478606A true BE478606A (ja�@�@) |
Family
ID=8691036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE478606D BE478606A (ja�@�@) | 1947-10-17 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE478606A (ja�@�@) |
| CH (1) | CH263155A (ja�@�@) |
| FR (2) | FR929779A (ja�@�@) |
| GB (2) | GB646382A (ja�@�@) |
-
0
- BE BE478606D patent/BE478606A/xx unknown
-
1946
- 1946-06-25 FR FR929779D patent/FR929779A/fr not_active Expired
-
1947
- 1947-06-20 GB GB16345/47A patent/GB646382A/en not_active Expired
- 1947-06-25 CH CH263155D patent/CH263155A/de unknown
- 1947-10-17 FR FR56909D patent/FR56909E/fr not_active Expired
-
1948
- 1948-09-10 GB GB23837/48A patent/GB655696A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH263155A (de) | 1949-08-15 |
| FR929779A (fr) | 1948-01-07 |
| GB655696A (en) | 1951-08-01 |
| GB646382A (en) | 1950-11-22 |
| FR56909E (fr) | 1952-10-09 |