FR2691315B1 - Digital device for generating the complex envelope of a quadrature modulated carrier signal. - Google Patents

Digital device for generating the complex envelope of a quadrature modulated carrier signal.

Info

Publication number
FR2691315B1
FR2691315B1 FR9205906A FR9205906A FR2691315B1 FR 2691315 B1 FR2691315 B1 FR 2691315B1 FR 9205906 A FR9205906 A FR 9205906A FR 9205906 A FR9205906 A FR 9205906A FR 2691315 B1 FR2691315 B1 FR 2691315B1
Authority
FR
France
Prior art keywords
generating
carrier signal
digital device
modulated carrier
complex envelope
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 - Fee Related
Application number
FR9205906A
Other languages
French (fr)
Other versions
FR2691315A1 (en
Inventor
Yong Guo Xiao
Gerard Maral
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.)
Orange SA
Original Assignee
France Telecom 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 France Telecom SA filed Critical France Telecom SA
Priority to FR9205906A priority Critical patent/FR2691315B1/en
Publication of FR2691315A1 publication Critical patent/FR2691315A1/en
Application granted granted Critical
Publication of FR2691315B1 publication Critical patent/FR2691315B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/38—Demodulator circuits; Receiver circuits
    • H04L27/3845—Demodulator circuits; Receiver circuits using non - coherent demodulation, i.e. not using a phase synchronous carrier
    • H04L27/3881—Demodulator circuits; Receiver circuits using non - coherent demodulation, i.e. not using a phase synchronous carrier using sampling and digital processing, not including digital systems which imitate heterodyne or homodyne demodulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
FR9205906A 1992-05-15 1992-05-15 Digital device for generating the complex envelope of a quadrature modulated carrier signal. Expired - Fee Related FR2691315B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9205906A FR2691315B1 (en) 1992-05-15 1992-05-15 Digital device for generating the complex envelope of a quadrature modulated carrier signal.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9205906A FR2691315B1 (en) 1992-05-15 1992-05-15 Digital device for generating the complex envelope of a quadrature modulated carrier signal.

Publications (2)

Publication Number Publication Date
FR2691315A1 FR2691315A1 (en) 1993-11-19
FR2691315B1 true FR2691315B1 (en) 1995-02-24

Family

ID=9429811

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9205906A Expired - Fee Related FR2691315B1 (en) 1992-05-15 1992-05-15 Digital device for generating the complex envelope of a quadrature modulated carrier signal.

Country Status (1)

Country Link
FR (1) FR2691315B1 (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3938126A1 (en) * 1989-11-16 1991-05-23 Philips Patentverwaltung RECEIVER WITH DIRECT SQUARE SAMPLE OF THE INPUT SIGNAL

Also Published As

Publication number Publication date
FR2691315A1 (en) 1993-11-19

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20110131