NL7212599A - - Google Patents
Info
- Publication number
- NL7212599A NL7212599A NL7212599A NL7212599A NL7212599A NL 7212599 A NL7212599 A NL 7212599A NL 7212599 A NL7212599 A NL 7212599A NL 7212599 A NL7212599 A NL 7212599A NL 7212599 A NL7212599 A NL 7212599A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/46—Monitoring; Testing
- H04B3/48—Testing attenuation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Measuring Frequencies, Analyzing Spectra (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2146641A DE2146641A1 (en) | 1971-09-17 | 1971-09-17 | CIRCUIT FOR THE AUTOMATIC ATTENUATION MEASUREMENT ON A LINE OF THE TRANSMISSION TECHNOLOGY |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7212599A true NL7212599A (en) | 1973-03-20 |
Family
ID=5819928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7212599A NL7212599A (en) | 1971-09-17 | 1972-09-15 |
Country Status (6)
| Country | Link |
|---|---|
| CH (1) | CH544457A (en) |
| DE (1) | DE2146641A1 (en) |
| FR (1) | FR2153007B1 (en) |
| GB (1) | GB1364956A (en) |
| IT (1) | IT967542B (en) |
| NL (1) | NL7212599A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2817646B2 (en) * | 1978-04-21 | 1980-05-29 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Method and device for distance measurement in electrical communication systems |
| US5663968A (en) * | 1992-06-30 | 1997-09-02 | H. Heuer Instruments Pty Ltd. | Margin test method and apparatus for intergrated services digital networks |
-
1971
- 1971-09-17 DE DE2146641A patent/DE2146641A1/en active Pending
-
1972
- 1972-08-31 CH CH1288872A patent/CH544457A/en not_active IP Right Cessation
- 1972-09-15 NL NL7212599A patent/NL7212599A/xx unknown
- 1972-09-15 FR FR7232706A patent/FR2153007B1/fr not_active Expired
- 1972-09-15 IT IT29260/72A patent/IT967542B/en active
- 1972-09-18 GB GB4310372A patent/GB1364956A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1364956A (en) | 1974-08-29 |
| IT967542B (en) | 1974-03-11 |
| CH544457A (en) | 1973-11-15 |
| FR2153007B1 (en) | 1977-04-01 |
| FR2153007A1 (en) | 1973-04-27 |
| DE2146641A1 (en) | 1973-03-22 |