BE442706A - - Google Patents
Info
- Publication number
- BE442706A BE442706A BE442706DA BE442706A BE 442706 A BE442706 A BE 442706A BE 442706D A BE442706D A BE 442706DA BE 442706 A BE442706 A BE 442706A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/28—Reducing interference caused by currents induced in cable sheathing or armouring
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
- H03H7/0123—Frequency selective two-port networks comprising distributed impedance elements together with lumped impedance elements
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
- H03H7/17—Structural details of sub-circuits of frequency selective networks
- H03H7/1741—Comprising typical LC combinations, irrespective of presence and location of additional resistors
- H03H7/1758—Series LC in shunt or branch path
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/738—Interface circuits for coupling substations to external telephone lines
- H04M1/74—Interface circuits for coupling substations to external telephone lines with means for reducing interference; with means for reducing effects due to line faults
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US372977A US2265067A (en) | 1941-01-03 | 1941-01-03 | Transmission system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE442706A true BE442706A (fr) |
Family
ID=23470414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE442706D BE442706A (fr) | 1941-01-03 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2265067A (fr) |
| BE (1) | BE442706A (fr) |
| FR (1) | FR888196A (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2754482A (en) * | 1949-01-29 | 1956-07-10 | Emi Ltd | Band-pass circuit arrangements |
| BE793240A (fr) * | 1971-12-27 | 1973-04-16 | Western Electric Co | Coupleur a perte d'insertion reduite |
-
0
- BE BE442706D patent/BE442706A/xx unknown
-
1941
- 1941-01-03 US US372977A patent/US2265067A/en not_active Expired - Lifetime
-
1942
- 1942-01-10 FR FR888196D patent/FR888196A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2265067A (en) | 1941-12-02 |
| FR888196A (fr) | 1943-12-06 |