CH217894A - Multiple carrier frequency system. - Google Patents
Multiple carrier frequency system.Info
- Publication number
- CH217894A CH217894A CH217894DA CH217894A CH 217894 A CH217894 A CH 217894A CH 217894D A CH217894D A CH 217894DA CH 217894 A CH217894 A CH 217894A
- Authority
- CH
- Switzerland
- Prior art keywords
- carrier frequency
- multiple carrier
- frequency system
- frequency
- carrier
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/14—Arrangements providing for calling or supervisory signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/06—Arrangements for supplying the carrier waves ; Arrangements for supplying synchronisation signals
Landscapes
- 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 |
---|---|---|---|
DEL100822D DE735697C (en) | 1940-05-16 | 1940-05-16 | Call transmission for multiple carrier frequency systems |
Publications (1)
Publication Number | Publication Date |
---|---|
CH217894A true CH217894A (en) | 1941-11-15 |
Family
ID=5831013
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH217894D CH217894A (en) | 1940-05-16 | 1941-04-01 | Multiple carrier frequency system. |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE441460A (en) |
CH (1) | CH217894A (en) |
DE (1) | DE735697C (en) |
FR (1) | FR871915A (en) |
NL (1) | NL56532C (en) |
-
1940
- 1940-05-16 DE DEL100822D patent/DE735697C/en not_active Expired
-
1941
- 1941-04-01 CH CH217894D patent/CH217894A/en unknown
- 1941-04-08 NL NL100986A patent/NL56532C/xx active
- 1941-05-05 FR FR871915D patent/FR871915A/en not_active Expired
- 1941-05-15 BE BE441460D patent/BE441460A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE735697C (en) | 1943-05-22 |
FR871915A (en) | 1942-05-22 |
NL56532C (en) | 1944-06-15 |
BE441460A (en) | 1941-06-30 |
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