CH215525A - System for multiple high frequency communications over wired lines. - Google Patents
System for multiple high frequency communications over wired lines.Info
- Publication number
- CH215525A CH215525A CH215525DA CH215525A CH 215525 A CH215525 A CH 215525A CH 215525D A CH215525D A CH 215525DA CH 215525 A CH215525 A CH 215525A
- Authority
- CH
- Switzerland
- Prior art keywords
- high frequency
- communications over
- multiple high
- frequency communications
- over wired
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/65—Arrangements characterised by transmission systems for broadcast
- H04H20/76—Wired systems
- H04H20/77—Wired systems using carrier waves
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
- H04B3/56—Circuits for coupling, blocking, or by-passing of signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/65—Arrangements characterised by transmission systems for broadcast
- H04H20/76—Wired systems
- H04H20/84—Wired systems combined with power distribution network
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB21602/33A GB423673A (en) | 1936-11-27 | 1933-08-01 | Improvements relating to systems for relaying and distributing radio programmes |
GB215525X | 1936-11-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH215525A true CH215525A (en) | 1941-06-30 |
Family
ID=32510430
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH215525D CH215525A (en) | 1933-08-01 | 1937-11-26 | System for multiple high frequency communications over wired lines. |
Country Status (5)
Country | Link |
---|---|
US (1) | US2031528A (en) |
BE (2) | BE404429A (en) |
CH (1) | CH215525A (en) |
FR (2) | FR777037A (en) |
GB (1) | GB485479A (en) |
-
0
- BE BE424857D patent/BE424857A/xx unknown
-
1934
- 1934-07-16 FR FR777037D patent/FR777037A/en not_active Expired
- 1934-07-26 US US737120A patent/US2031528A/en not_active Expired - Lifetime
- 1934-07-27 BE BE404429D patent/BE404429A/xx unknown
-
1936
- 1936-11-27 GB GB32596/36A patent/GB485479A/en not_active Expired
-
1937
- 1937-11-24 FR FR48988D patent/FR48988E/en not_active Expired
- 1937-11-26 CH CH215525D patent/CH215525A/en unknown
Also Published As
Publication number | Publication date |
---|---|
BE424857A (en) | |
FR777037A (en) | 1935-02-08 |
FR48988E (en) | 1938-10-05 |
US2031528A (en) | 1936-02-18 |
BE404429A (en) | 1934-08-31 |
GB485479A (en) | 1938-05-20 |
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