NL31478C - - Google Patents
Info
- Publication number
- NL31478C NL31478C NL31478DA NL31478C NL 31478 C NL31478 C NL 31478C NL 31478D A NL31478D A NL 31478DA NL 31478 C NL31478 C NL 31478C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/005—Control of transmission; Equalising
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Relay Systems (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE352590X | 1929-04-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL31478C true NL31478C (xx) |
Family
ID=6276253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL31478D NL31478C (xx) | 1929-04-25 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US1942580A (xx) |
| GB (1) | GB352590A (xx) |
| NL (1) | NL31478C (xx) |
-
0
- NL NL31478D patent/NL31478C/xx active
-
1930
- 1930-04-22 US US446326A patent/US1942580A/en not_active Expired - Lifetime
- 1930-04-25 GB GB12846/30A patent/GB352590A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB352590A (en) | 1931-07-16 |
| US1942580A (en) | 1934-01-09 |