BR9504389A - Desmodulador para sinais bidimensionais modulados digitalmente - Google Patents

Desmodulador para sinais bidimensionais modulados digitalmente

Info

Publication number
BR9504389A
BR9504389A BR9504389A BR9504389A BR9504389A BR 9504389 A BR9504389 A BR 9504389A BR 9504389 A BR9504389 A BR 9504389A BR 9504389 A BR9504389 A BR 9504389A BR 9504389 A BR9504389 A BR 9504389A
Authority
BR
Brazil
Prior art keywords
demodulator
digitally modulated
dimensional signals
dimensional
signals
Prior art date
Application number
BR9504389A
Other languages
English (en)
Inventor
Peter Herbig
Original Assignee
Ant Nachrichtentech
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 Ant Nachrichtentech filed Critical Ant Nachrichtentech
Publication of BR9504389A publication Critical patent/BR9504389A/pt

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
BR9504389A 1994-10-13 1995-10-11 Desmodulador para sinais bidimensionais modulados digitalmente BR9504389A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4436564A DE4436564C1 (de) 1994-10-13 1994-10-13 Demodulator für zweidimensional digital modulierte Signale

Publications (1)

Publication Number Publication Date
BR9504389A true BR9504389A (pt) 1997-05-27

Family

ID=6530653

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9504389A BR9504389A (pt) 1994-10-13 1995-10-11 Desmodulador para sinais bidimensionais modulados digitalmente

Country Status (5)

Country Link
BR (1) BR9504389A (pt)
CH (1) CH690483A5 (pt)
DE (1) DE4436564C1 (pt)
FR (1) FR2725863B1 (pt)
IT (1) IT1275788B1 (pt)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4736386A (en) * 1987-04-06 1988-04-05 Rockwell International Corporation Carrier out-of-lock detector apparatus
DE4100099C1 (en) * 1991-01-04 1992-01-16 Ant Nachrichtentechnik Gmbh, 7150 Backnang, De Carrier recover in QAM receiver - generates phase correction signal for oscillator when QAM reception signal value arrives in active zone

Also Published As

Publication number Publication date
ITMI952042A0 (pt) 1995-10-06
DE4436564C1 (de) 1996-02-08
ITMI952042A1 (it) 1997-04-06
FR2725863B1 (fr) 2002-12-27
FR2725863A1 (fr) 1996-04-19
IT1275788B1 (it) 1997-10-17
CH690483A5 (de) 2000-09-15

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Legal Events

Date Code Title Description
FB34 Technical and formal requirements: requirement - article 34 of industrial property law
B11T Dismissal of application maintained [chapter 11.20 patent gazette]