BE358613A - - Google Patents
Info
- Publication number
- BE358613A BE358613A BE358613DA BE358613A BE 358613 A BE358613 A BE 358613A BE 358613D A BE358613D A BE 358613DA BE 358613 A BE358613 A BE 358613A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE328779T | 1928-11-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE358613A true BE358613A (ja) |
Family
ID=31894843
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE358613D BE358613A (ja) | 1928-11-23 |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE358613A (ja) |
FR (1) | FR673992A (ja) |
GB (1) | GB328779A (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE866053C (de) * | 1936-10-15 | 1953-02-05 | Siemens Ag | Schaltungsanordnung fuer Lautfernsprechanlagen |
DE3583052D1 (de) * | 1984-03-30 | 1991-07-11 | Siemens Ag | Schaltungsanordnung zum pruefen der funktionsfaehigkeit einer datenuebertragunseinrichtung. |
CN101145803B (zh) * | 2007-09-06 | 2012-09-05 | 杭州华三通信技术有限公司 | 一种隔离回波反射的方法及设备 |
-
0
- BE BE358613D patent/BE358613A/xx unknown
-
1929
- 1929-04-22 GB GB12501/29A patent/GB328779A/en not_active Expired
- 1929-04-25 FR FR673992D patent/FR673992A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB328779A (ja) | 1930-05-08 |
FR673992A (fr) | 1930-01-22 |