BR7505314A - Circuito de controle aperfeicoado para tensoes piloto e portadoras - Google Patents
Circuito de controle aperfeicoado para tensoes piloto e portadorasInfo
- Publication number
- BR7505314A BR7505314A BR7505314*A BR7505314A BR7505314A BR 7505314 A BR7505314 A BR 7505314A BR 7505314 A BR7505314 A BR 7505314A BR 7505314 A BR7505314 A BR 7505314A
- Authority
- BR
- Brazil
- Prior art keywords
- pilot
- control circuit
- carrier voltages
- perfected control
- perfected
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/46—Monitoring; Testing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/16—Monitoring arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Measurement Of Current Or Voltage (AREA)
- Continuous-Control Power Sources That Use Transistors (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Emergency Alarm Devices (AREA)
- Alarm Systems (AREA)
- Interface Circuits In Exchanges (AREA)
- Circuits Of Receivers In General (AREA)
- Amplifiers (AREA)
- Manipulation Of Pulses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742440096 DE2440096C2 (de) | 1974-08-21 | 1974-08-21 | Ueberwachungsschaltung zur traeger - und pilot- ueberwachung in traegerfrequenzanlagen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7505314A true BR7505314A (pt) | 1976-08-03 |
Family
ID=5923738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR7505314*A BR7505314A (pt) | 1974-08-21 | 1975-08-20 | Circuito de controle aperfeicoado para tensoes piloto e portadoras |
Country Status (15)
| Country | Link |
|---|---|
| JP (1) | JPS5146016A (pt) |
| AT (1) | AT352185B (pt) |
| AU (1) | AU505354B2 (pt) |
| BE (1) | BE832620A (pt) |
| BR (1) | BR7505314A (pt) |
| CH (1) | CH589977A5 (pt) |
| DE (1) | DE2440096C2 (pt) |
| DK (1) | DK375375A (pt) |
| FR (1) | FR2282757A1 (pt) |
| GB (1) | GB1522001A (pt) |
| IL (1) | IL47778A (pt) |
| IT (1) | IT1041874B (pt) |
| NL (1) | NL7509908A (pt) |
| SE (1) | SE400005B (pt) |
| YU (1) | YU35699B (pt) |
-
1974
- 1974-08-21 DE DE19742440096 patent/DE2440096C2/de not_active Expired
-
1975
- 1975-07-23 IL IL47778A patent/IL47778A/en unknown
- 1975-07-29 AT AT586775A patent/AT352185B/de active
- 1975-07-31 GB GB32018/75A patent/GB1522001A/en not_active Expired
- 1975-08-13 AU AU83914/75A patent/AU505354B2/en not_active Expired
- 1975-08-14 CH CH1059575A patent/CH589977A5/xx not_active IP Right Cessation
- 1975-08-18 FR FR7525517A patent/FR2282757A1/fr active Granted
- 1975-08-20 SE SE7509309A patent/SE400005B/xx unknown
- 1975-08-20 BR BR7505314*A patent/BR7505314A/pt unknown
- 1975-08-20 DK DK375375A patent/DK375375A/da unknown
- 1975-08-20 YU YU2123/75A patent/YU35699B/xx unknown
- 1975-08-20 IT IT26439/75A patent/IT1041874B/it active
- 1975-08-21 JP JP50101672A patent/JPS5146016A/ja active Granted
- 1975-08-21 NL NL7509908A patent/NL7509908A/xx not_active Application Discontinuation
- 1975-08-21 BE BE159358A patent/BE832620A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SE7509309L (sv) | 1976-02-23 |
| JPS5146016A (en) | 1976-04-20 |
| DE2440096B1 (de) | 1976-01-02 |
| AU8391475A (en) | 1977-02-17 |
| AU505354B2 (en) | 1979-11-15 |
| DE2440096C2 (de) | 1976-07-29 |
| IL47778A0 (en) | 1975-10-15 |
| AT352185B (de) | 1979-09-10 |
| BE832620A (fr) | 1976-02-23 |
| IL47778A (en) | 1977-07-31 |
| SE400005B (sv) | 1978-03-06 |
| JPS5413330B2 (pt) | 1979-05-30 |
| GB1522001A (en) | 1978-08-23 |
| IT1041874B (it) | 1980-01-10 |
| FR2282757B1 (pt) | 1977-12-16 |
| FR2282757A1 (fr) | 1976-03-19 |
| YU35699B (en) | 1981-04-30 |
| YU212375A (en) | 1980-10-31 |
| CH589977A5 (pt) | |
| ATA586775A (de) | 1979-02-15 |
| DK375375A (da) | 1976-02-22 |
| NL7509908A (nl) | 1976-02-24 |
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