NL76618C - - Google Patents
Info
- Publication number
- NL76618C NL76618C NL76618DA NL76618C NL 76618 C NL76618 C NL 76618C NL 76618D A NL76618D A NL 76618DA NL 76618 C NL76618 C NL 76618C
- 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
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
- H04L27/20—Modulator circuits; Transmitter circuits
- H04L27/2032—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner
- H04L27/2035—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using a single or unspecified number of carriers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/10—Angle modulation by means of variable impedance
- H03C3/24—Angle modulation by means of variable impedance by means of a variable resistive element, e.g. tube
-
- 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
- H03D3/26—Demodulation of angle-, frequency- or phase- modulated oscillations by means of sloping amplitude/frequency characteristic of tuned or reactive circuit
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/18—Networks for phase shifting
- H03H7/20—Two-port phase shifters providing an adjustable phase shift
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Filters And Equalizers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL907313X | 1949-07-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL76618C true NL76618C (sv) |
Family
ID=19858659
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL656504986A NL147866B (nl) | 1949-07-28 | Elektrische besturingsinrichting voor een verwarmingsketel. | |
| NL76618D NL76618C (sv) | 1949-07-28 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL656504986A NL147866B (nl) | 1949-07-28 | Elektrische besturingsinrichting voor een verwarmingsketel. |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE907313C (sv) |
| NL (2) | NL76618C (sv) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1950406A (en) * | 1929-05-07 | 1934-03-13 | Frederick W Hoorn | Method and apparatus for controlling electrical waves |
| NL34820C (sv) * | 1930-07-10 | |||
| DE655477C (de) * | 1935-02-19 | 1938-01-17 | Telefunken Gmbh | Schaltung zur Phasenmodulation von Schwingungen |
| DE728584C (de) * | 1939-03-09 | 1942-11-30 | Telefunken Gmbh | Hochfrequenzimpedanz mit veraenderbarem Phasenwinkel bei gleichbleibender Abstimmung |
-
0
- NL NL656504986A patent/NL147866B/xx unknown
- NL NL76618D patent/NL76618C/xx active
-
1949
- 1949-08-24 DE DEP52799A patent/DE907313C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE907313C (de) | 1954-03-22 |
| NL147866B (nl) |