BE475938A - - Google Patents
Info
- Publication number
- BE475938A BE475938A BE475938DA BE475938A BE 475938 A BE475938 A BE 475938A BE 475938D A BE475938D A BE 475938DA BE 475938 A BE475938 A BE 475938A
- 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
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB262120X | 1946-04-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE475938A true BE475938A (https=) |
Family
ID=10240096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE475938D BE475938A (https=) | 1946-04-08 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2474249A (https=) |
| BE (1) | BE475938A (https=) |
| CH (1) | CH262120A (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3007361A (en) * | 1956-12-31 | 1961-11-07 | Baldwin Piano Co | Multiple vibrato system |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB519264A (en) * | 1938-10-10 | 1940-03-20 | Philips Nv | Improvements in or relating to multi-carrier transmission systems |
| US2274535A (en) * | 1940-10-19 | 1942-02-24 | Bell Telephone Labor Inc | Carrier wave system |
-
0
- BE BE475938D patent/BE475938A/xx unknown
-
1947
- 1947-04-03 CH CH262120D patent/CH262120A/de unknown
- 1947-05-23 US US750148A patent/US2474249A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2474249A (en) | 1949-06-28 |
| CH262120A (de) | 1949-06-15 |