FR1469559A - Appareil de transmission de données à manipulation par déviation de fréquence - Google Patents
Appareil de transmission de données à manipulation par déviation de fréquenceInfo
- Publication number
- FR1469559A FR1469559A FR44592A FR44592A FR1469559A FR 1469559 A FR1469559 A FR 1469559A FR 44592 A FR44592 A FR 44592A FR 44592 A FR44592 A FR 44592A FR 1469559 A FR1469559 A FR 1469559A
- Authority
- FR
- France
- Prior art keywords
- data transmission
- transmission device
- frequency deviation
- manipulation data
- manipulation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- 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
- H03B28/00—Generation of oscillations by methods not covered by groups H03B5/00 - H03B27/00, including modification of the waveform to produce sinusoidal oscillations
-
- 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
- H04L27/14—Demodulator circuits; Receiver circuits
- H04L27/144—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements
-
- 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
- H04L27/14—Demodulator circuits; Receiver circuits
- H04L27/144—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements
- H04L27/148—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements using filters, including PLL-type filters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/72—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
- H03F2203/7239—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal the gated amplifier being switched on or off by putting into parallel or not, by choosing between amplifiers and shunting lines by one or more switch(es)
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Power Engineering (AREA)
- Theoretical Computer Science (AREA)
- Amplifiers (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US426847A US3350575A (en) | 1965-01-21 | 1965-01-21 | Application of triangular waveforms to exponential impedance means to produce sinusoidal waveforms |
US44852165A | 1965-04-15 | 1965-04-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1469559A true FR1469559A (fr) | 1967-02-17 |
Family
ID=27027201
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR44592A Expired FR1469559A (fr) | 1965-01-21 | 1966-01-03 | Appareil de transmission de données à manipulation par déviation de fréquence |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE674337A (ru) |
CH (1) | CH447272A (ru) |
DE (2) | DE1462652C3 (ru) |
FR (1) | FR1469559A (ru) |
GB (1) | GB1123079A (ru) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3063697D1 (en) * | 1979-11-08 | 1983-07-14 | Hewlett Packard Gmbh | Circuit for generating a sine wave from a triangular wave |
-
1965
- 1965-12-27 BE BE674337A patent/BE674337A/xx unknown
-
1966
- 1966-01-03 FR FR44592A patent/FR1469559A/fr not_active Expired
- 1966-01-18 GB GB222666A patent/GB1123079A/en not_active Expired
- 1966-01-19 DE DE19661462652 patent/DE1462652C3/de not_active Expired
- 1966-01-20 CH CH78166A patent/CH447272A/de unknown
- 1966-04-14 DE DE19661487327 patent/DE1487327B2/de active Pending
Also Published As
Publication number | Publication date |
---|---|
CH447272A (de) | 1967-11-30 |
DE1462652A1 (de) | 1968-11-21 |
DE1462652B2 (de) | 1973-08-16 |
DE1487327A1 (de) | 1969-04-03 |
DE1462652C3 (de) | 1974-03-07 |
DE1487327B2 (de) | 1971-11-25 |
GB1123079A (en) | 1968-08-14 |
BE674337A (ru) | 1966-04-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR1415088A (fr) | Appareil de télémétrie | |
FR1506809A (fr) | Appareil d'affichage de données | |
FR1502481A (fr) | Appareil phonographique | |
FR1460236A (fr) | Appareil à laser | |
FR1473101A (fr) | Appareil vibrant | |
CH486828A (fr) | Appareil à élaguer | |
FR1456537A (fr) | Appareil pour introduire des données | |
FR1421818A (fr) | Appareil à vibration | |
FR1416058A (fr) | Appareil à dessiner | |
FR1469559A (fr) | Appareil de transmission de données à manipulation par déviation de fréquence | |
FR1378747A (fr) | Appareil haute-fréquence | |
CH413392A (fr) | Appareil à dessiner didactique | |
FR1424299A (fr) | Appareil à dessiner | |
FR1536738A (fr) | Appareil perforateur à main | |
CH478348A (de) | Informationsübertragungsvorrichtung | |
FR1377120A (fr) | Appareil de transmission de données | |
FR1490062A (fr) | Appareil de déchiffrement des données | |
FR1444199A (fr) | Appareil à dessiner | |
CH446119A (fr) | Appareil à dessiner | |
FR1436160A (fr) | Appareil de décalage de données | |
FR1446868A (fr) | Appareil à réponse de fréquence | |
FR1453284A (fr) | Appareil radio-fluoroscopique | |
FR1431814A (fr) | Appareil endographique | |
FR1428169A (fr) | Appareil à dessiner | |
FR1448905A (fr) | Appareil à dessiner |