NL31476C - - Google Patents
Info
- Publication number
- NL31476C NL31476C NL31476DA NL31476C NL 31476 C NL31476 C NL 31476C NL 31476D A NL31476D A NL 31476DA NL 31476 C NL31476 C NL 31476C
- 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
- H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
- H04L27/04—Modulator circuits; Transmitter circuits
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Magnetic Treatment Devices (AREA)
- Transmitters (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1931864X | 1929-06-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL31476C true NL31476C (forum.php) |
Family
ID=7750013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL31476D NL31476C (forum.php) | 1929-06-06 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US1931864A (forum.php) |
| FR (1) | FR694678A (forum.php) |
| GB (1) | GB353476A (forum.php) |
| NL (1) | NL31476C (forum.php) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3188568A (en) * | 1961-12-05 | 1965-06-08 | Marelli Lenkurt S P A | Arrangement for tuning of the transmitting antenna of a data transmission system |
-
0
- NL NL31476D patent/NL31476C/xx active
-
1930
- 1930-04-24 GB GB12713/30A patent/GB353476A/en not_active Expired
- 1930-04-29 FR FR694678D patent/FR694678A/fr not_active Expired
- 1930-05-10 US US451330A patent/US1931864A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR694678A (fr) | 1930-12-06 |
| GB353476A (forum.php) | 1931-07-24 |
| US1931864A (en) | 1933-10-24 |