JPS6331138B2 - - Google Patents

Info

Publication number: JPS6331138B2
Authority: JP; Japan
Prior art keywords: modulation; modulator; mixer; input; signal
Prior art date: 1980-02-22
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

Application number

JP2415781A

Other languages

English (en)

Japanese (ja)

Other versions

JPS56132047A (en

Inventor

Kuroodo Kyuruchino Jan

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

TOMUSON SA

Original Assignee

TOMUSON SA

Priority date (The priority date 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 date listed.)

1980-02-22

Filing date

1981-02-20

Publication date

1988-06-22

1981-02-20 Application filed by TOMUSON SA filed Critical TOMUSON SA

1981-10-16 Publication of JPS56132047A publication Critical patent/JPS56132047A/ja

1988-06-22 Publication of JPS6331138B2 publication Critical patent/JPS6331138B2/ja

Status Granted legal-status Critical Current

Links

230000010355 oscillation Effects 0.000 claims description 5
238000005516 engineering process Methods 0.000 claims description 4
108010076504 Protein Sorting Signals Proteins 0.000 claims description 3
238000004377 microelectronic Methods 0.000 claims description 2
239000000758 substrate Substances 0.000 description 9
238000001228 spectrum Methods 0.000 description 7
230000005540 biological transmission Effects 0.000 description 6
238000010586 diagram Methods 0.000 description 6
230000010363 phase shift Effects 0.000 description 6
229920006395 saturated elastomer Polymers 0.000 description 4
239000003990 capacitor Substances 0.000 description 3
238000000034 method Methods 0.000 description 3
230000007704 transition Effects 0.000 description 3
230000017105 transposition Effects 0.000 description 3
239000000969 carrier Substances 0.000 description 2
230000008878 coupling Effects 0.000 description 2
238000010168 coupling process Methods 0.000 description 2
238000005859 coupling reaction Methods 0.000 description 2
238000002955 isolation Methods 0.000 description 2
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
230000005684 electric field Effects 0.000 description 1
238000001914 filtration Methods 0.000 description 1
229910052749 magnesium Inorganic materials 0.000 description 1
239000011777 magnesium Substances 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
239000000463 material Substances 0.000 description 1
229910052751 metal Inorganic materials 0.000 description 1
239000002184 metal Substances 0.000 description 1
238000004452 microanalysis Methods 0.000 description 1
230000006798 recombination Effects 0.000 description 1
238000005215 recombination Methods 0.000 description 1
238000009738 saturating Methods 0.000 description 1
230000003595 spectral effect Effects 0.000 description 1
238000011144 upstream manufacturing Methods 0.000 description 1

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
- H04L27/2053—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 more than one carrier, e.g. carriers with different phases
- H04L27/206—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 more than one carrier, e.g. carriers with different phases using a pair of orthogonal carriers, e.g. quadrature carriers
- H04L27/2067—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 more than one carrier, e.g. carriers with different phases using a pair of orthogonal carriers, e.g. quadrature carriers with more than two phase states
- H04L27/2071—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 more than one carrier, e.g. carriers with different phases using a pair of orthogonal carriers, e.g. quadrature carriers with more than two phase states in which the data are represented by the carrier phase, e.g. systems with differential coding

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Digital Transmission Methods That Use Modulated Carrier Waves (AREA)

JP2415781A 1980-02-22 1981-02-20 Digital modulator Granted JPS56132047A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR8003976A FR2476947B1 (fr)	1980-02-22	1980-02-22	Dispositif de modulation numerique lineaire et emetteur hertzien comportant un tel dispositif

Publications (2)

Publication Number	Publication Date
JPS56132047A JPS56132047A (en)	1981-10-16
JPS6331138B2 true JPS6331138B2 (2)	1988-06-22

Family

ID=9238882

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP2415781A Granted JPS56132047A (en)	1980-02-22	1981-02-20	Digital modulator

Country Status (3)

Country	Link
EP (1)	EP0034973A1 (2)
JP (1)	JPS56132047A (2)
FR (1)	FR2476947B1 (2)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2543379B1 (fr) *	1983-03-25	1990-03-02	Thomson Csf	Dispositif de demodulation directe en hyperfrequence et chaine de reception hyperfrequence comportant un tel dispositif
ATE35601T1 (de) *	1983-10-21	1988-07-15	Ant Nachrichtentech	Digitales rf-direktmodulationsverfahren und schaltungsanordnung zu seiner durchfuehrung.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3002159A (en) *	1957-12-30	1961-09-26	Daystrom Inc	Oscillator
US4216542A (en) *	1979-03-06	1980-08-05	Nasa	Method and apparatus for quadriphase-shift-key and linear phase modulation

1980
- 1980-02-22 FR FR8003976A patent/FR2476947B1/fr not_active Expired
1981
- 1981-02-13 EP EP81400228A patent/EP0034973A1/fr not_active Withdrawn
- 1981-02-20 JP JP2415781A patent/JPS56132047A/ja active Granted

Also Published As

Publication number	Publication date
FR2476947B1 (fr)	1987-06-26
EP0034973A1 (fr)	1981-09-02
JPS56132047A (en)	1981-10-16
FR2476947A1 (fr)	1981-08-28

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