NL7007520A - - Google Patents
Info
- Publication number
- NL7007520A NL7007520A NL7007520A NL7007520A NL7007520A NL 7007520 A NL7007520 A NL 7007520A NL 7007520 A NL7007520 A NL 7007520A NL 7007520 A NL7007520 A NL 7007520A NL 7007520 A NL7007520 A NL 7007520A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/02—Details
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
- H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
- H03D3/24—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits
- H03D3/241—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits the oscillator being part of a phase locked loop
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
- H03F1/04—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers
- H03F1/06—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers to raise the efficiency of amplifying modulated radio frequency waves; to raise the efficiency of amplifiers acting also as modulators
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
- H03F1/345—Negative-feedback-circuit arrangements with or without positive feedback using hybrid or directional couplers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/155—Ground-based stations
- H04B7/165—Ground-based stations employing angle modulation
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Relay Systems (AREA)
- Amplifiers (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT5196369 | 1969-05-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7007520A true NL7007520A (xx) | 1970-11-25 |
Family
ID=11276093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7007520A NL7007520A (xx) | 1969-05-23 | 1970-05-25 |
Country Status (6)
| Country | Link |
|---|---|
| AU (1) | AU1515870A (xx) |
| DE (1) | DE2023809A1 (xx) |
| ES (1) | ES379900A1 (xx) |
| FR (1) | FR2053904A5 (xx) |
| GB (1) | GB1307888A (xx) |
| NL (1) | NL7007520A (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2239996B (en) * | 1990-01-12 | 1994-08-17 | Technophone Ltd | Booster for a portable radio telephone |
| FR2673789B1 (fr) * | 1991-03-08 | 1993-09-03 | Alcatel Espace | Demodulateur a boucle de phase. |
-
1970
- 1970-05-13 GB GB2309770A patent/GB1307888A/en not_active Expired
- 1970-05-15 DE DE19702023809 patent/DE2023809A1/de active Pending
- 1970-05-15 AU AU15158/70A patent/AU1515870A/en not_active Expired
- 1970-05-21 ES ES379900A patent/ES379900A1/es not_active Expired
- 1970-05-22 FR FR7018735A patent/FR2053904A5/fr not_active Expired
- 1970-05-25 NL NL7007520A patent/NL7007520A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ES379900A1 (es) | 1973-04-16 |
| FR2053904A5 (xx) | 1971-04-16 |
| GB1307888A (en) | 1973-02-21 |
| AU1515870A (en) | 1971-11-18 |
| DE2023809A1 (de) | 1971-01-07 |