AT361982B - Schaltungsanordnung zur erzeugung eines elektrischen signals mit einer der summe oder der differenz der frequenzen zweier vorge- gebener signale entsprechenden frequenz - Google Patents
Schaltungsanordnung zur erzeugung eines elektrischen signals mit einer der summe oder der differenz der frequenzen zweier vorge- gebener signale entsprechenden frequenzInfo
- Publication number
- AT361982B AT361982B AT672178A AT672178A AT361982B AT 361982 B AT361982 B AT 361982B AT 672178 A AT672178 A AT 672178A AT 672178 A AT672178 A AT 672178A AT 361982 B AT361982 B AT 361982B
- Authority
- AT
- Austria
- Prior art keywords
- frequencies
- differential
- generating
- total
- electrical signal
- Prior art date
Links
Classifications
-
- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/91—Radar or analogous systems specially adapted for specific applications for traffic control
- G01S13/913—Radar or analogous systems specially adapted for specific applications for traffic control for landing purposes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B21/00—Generation of oscillations by combining unmodulated signals of different frequencies
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Amplitude Modulation (AREA)
- Transmitters (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH822878A CH631844A5 (en) | 1978-08-02 | 1978-08-02 | Circuit arrangement for frequency addition or subtraction |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA672178A ATA672178A (de) | 1980-09-15 |
AT361982B true AT361982B (de) | 1981-04-10 |
Family
ID=4337112
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT672178A AT361982B (de) | 1978-08-02 | 1978-09-18 | Schaltungsanordnung zur erzeugung eines elektrischen signals mit einer der summe oder der differenz der frequenzen zweier vorge- gebener signale entsprechenden frequenz |
Country Status (3)
Country | Link |
---|---|
AT (1) | AT361982B (de) |
CH (1) | CH631844A5 (de) |
DE (1) | DE2926634C3 (de) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE552166A (de) * | 1955-11-02 |
-
1978
- 1978-08-02 CH CH822878A patent/CH631844A5/de not_active IP Right Cessation
- 1978-09-18 AT AT672178A patent/AT361982B/de active
-
1979
- 1979-07-02 DE DE19792926634 patent/DE2926634C3/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2926634C3 (de) | 1981-09-10 |
CH631844A5 (en) | 1982-08-31 |
ATA672178A (de) | 1980-09-15 |
DE2926634A1 (de) | 1980-02-14 |
DE2926634B2 (de) | 1980-11-20 |
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