DE60202638D1 - Verfahren zur Modulation durch Frequenzteilung gefolgt durch Frequenzmultiplikation, und entsprechende Radiofrequenz-Vorrichtung - Google Patents

Verfahren zur Modulation durch Frequenzteilung gefolgt durch Frequenzmultiplikation, und entsprechende Radiofrequenz-Vorrichtung

Info

Publication number
DE60202638D1
DE60202638D1 DE60202638T DE60202638T DE60202638D1 DE 60202638 D1 DE60202638 D1 DE 60202638D1 DE 60202638 T DE60202638 T DE 60202638T DE 60202638 T DE60202638 T DE 60202638T DE 60202638 D1 DE60202638 D1 DE 60202638D1
Authority
DE
Germany
Prior art keywords
frequency
signals
circuit
modulation scheme
multiplication
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 - Lifetime
Application number
DE60202638T
Other languages
English (en)
Other versions
DE60202638T2 (de
Inventor
Laurent Collin
Pierre-Henri Boutigny
Denis Triquenaux
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.)
Thales SA
Original Assignee
Thales 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.)
Filing date
Publication date
Application filed by Thales SA filed Critical Thales SA
Publication of DE60202638D1 publication Critical patent/DE60202638D1/de
Application granted granted Critical
Publication of DE60202638T2 publication Critical patent/DE60202638T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04L27/2003—Modulator circuits; Transmitter circuits for continuous phase modulation
    • H04L27/2007—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/16—Multiple-frequency-changing
    • H03D7/161—Multiple-frequency-changing all the frequency changers being connected in cascade
    • 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
    • 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
    • H04L27/2078—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 phase change per symbol period is constrained

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Transmitters (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
DE60202638T 2001-04-27 2002-04-19 Verfahren zur Modulation durch Frequenzteilung gefolgt durch Frequenzmultiplikation, und entsprechende Radiofrequenz-Vorrichtung Expired - Lifetime DE60202638T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0105730A FR2824206A1 (fr) 2001-04-27 2001-04-27 Procede de generation de modulation par division de frequence suivi de mulitplication de frequence
FR0105730 2001-04-27

Publications (2)

Publication Number Publication Date
DE60202638D1 true DE60202638D1 (de) 2005-02-24
DE60202638T2 DE60202638T2 (de) 2006-01-05

Family

ID=8862796

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60202638T Expired - Lifetime DE60202638T2 (de) 2001-04-27 2002-04-19 Verfahren zur Modulation durch Frequenzteilung gefolgt durch Frequenzmultiplikation, und entsprechende Radiofrequenz-Vorrichtung

Country Status (5)

Country Link
US (1) US7013115B2 (de)
EP (1) EP1253758B1 (de)
AT (1) ATE287606T1 (de)
DE (1) DE60202638T2 (de)
FR (1) FR2824206A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2880219B1 (fr) * 2004-12-23 2007-02-23 Thales Sa Procede et systeme de radiocommunication numerique, notamment pour les stations sol mobiles
GB2437350A (en) * 2006-04-19 2007-10-24 Hewlett Packard Development Co Data and Power Transmission via an Amplitude and Phase/Frequency Modulated Signal
EP1936897A1 (de) * 2006-12-21 2008-06-25 General Instrument Corporation, a Corporation of the State of Delaware Übertragung von Signalisierungsinformation in einem OFDM-Kommunikationssystem
KR102026652B1 (ko) 2011-02-18 2019-09-30 선 페이턴트 트러스트 신호생성방법 및 신호생성장치
US11411786B1 (en) * 2021-05-03 2022-08-09 Raytheon Company Constant envelope bi-phase shift keying (CE-BPSK) modulation for “mode S” and other communication applications

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4613976A (en) * 1984-05-02 1986-09-23 British Columbia Telephone Company Constant envelope offset QPSK modulator
FR2636796B1 (fr) * 1988-09-20 1990-11-02 Telecommunications Sa Modulation a sauts de phase lineaires et a enveloppe constante
FR2716312B1 (fr) 1994-02-11 1996-03-22 Thomson Csf Dispositif de modulation de phase continue par synthétiseur de fréquences à boucle à verrouillage de phase.
KR100395584B1 (ko) * 1995-06-08 2004-02-11 코닌클리케 필립스 일렉트로닉스 엔.브이. 위상변조기와주파수멀티플라이어를갖는전송기를이용한전송시스템
US5745843A (en) * 1995-08-04 1998-04-28 Motorola, Inc. Selective call receivers with integer divide synthesizers for achieving fast-lock time
FR2755556A1 (fr) * 1996-11-06 1998-05-07 Motorola Semiconducteurs Modulateur de frequence, emetteur et emetteur-recepteur incorporant ce modulateur de frequence
US5905413A (en) * 1996-11-22 1999-05-18 Oki Electric Industry Co., Ltd. Angular modulator with a phase variation divided and integrated
SE519263C2 (sv) * 1996-12-02 2003-02-04 Ericsson Telefon Ab L M Anordning för sändning på flera frekvenser i ett radiokommunikationssystem
FR2773661B1 (fr) * 1998-01-12 2000-02-25 Alsthom Cge Alcatel Procede d'emission d'un signal de controle par une station de base d'un systeme de radiocommunication numerique cellulaire et station de base correspondante
US7424065B2 (en) * 2002-10-22 2008-09-09 Walker Harold R Apparatus and method for ultra narrow band wireless communications

Also Published As

Publication number Publication date
EP1253758B1 (de) 2005-01-19
DE60202638T2 (de) 2006-01-05
US20030040289A1 (en) 2003-02-27
ATE287606T1 (de) 2005-02-15
FR2824206A1 (fr) 2002-10-31
US7013115B2 (en) 2006-03-14
EP1253758A1 (de) 2002-10-30

Similar Documents

Publication Publication Date Title
EP0400027B1 (de) Vorrichtung und verfahren zur modulierung in quadratur
WO2006007292A3 (en) Frequency-hopped ifdma communication system
KR960038686A (ko) 단일 주파수에 의한 신호 송수신회로
WO1999057912A3 (en) Dc offset compensation for zero if quadrature demodulator
WO2006057649A3 (en) Direct conversion delta-sigma transmitter
DE60202638D1 (de) Verfahren zur Modulation durch Frequenzteilung gefolgt durch Frequenzmultiplikation, und entsprechende Radiofrequenz-Vorrichtung
WO2003079562A3 (en) Method and apparatus for reducing emi in digital display devices
WO2005055444A3 (en) Method to create hierarchical modulation in ofdm
CA2382052A1 (en) A single sideband spread spectrum generator using hilbert transform
WO2000051231A3 (en) Ferroelectric modulator
RU99110189A (ru) Схема передачи данных со станцией и с ответной схемой
US20080204159A1 (en) Digital FM Modulator
WO2002100059A3 (en) Combining frequency multiplication and modulation
GB2335810B (en) Demodulator circuits
WO2005048462A3 (en) System and method for an improved quadrature upconverter for i/q modulation using intermediate frequency carriers
GB2363272C (en) System and method for frequency up-conversion
EP1300938A3 (de) System und Verfahren zur Aufwertsmischung
JPS5617538A (en) Display system of visual information
WO1997041671A3 (de) Verfahren zur digitalen phasenschritt-modulation
KR940008411A (ko) 멀티(Multi)방송 방식의 고주파(RF)변조장치 및 방법
WO2000064042A3 (en) Device for frequency down-converting using undersamling, and method
PT1071249E (pt) Processo e dispositivo de modulacao num emissor
WO2001089078A8 (en) Apparatus, system, and method for down-converting and up-converting electromagnetic signals
WO2004034658A3 (en) Method of digital modulation and corresponding transmitter
WO2004034596A3 (en) Method and apparatus for transmission using digital modulator

Legal Events

Date Code Title Description
8364 No opposition during term of opposition