DE19983815T1 - QAM-Modulator für Funkkommunikation - Google Patents

QAM-Modulator für Funkkommunikation

Info

Publication number
DE19983815T1
DE19983815T1 DE19983815T DE19983815T DE19983815T1 DE 19983815 T1 DE19983815 T1 DE 19983815T1 DE 19983815 T DE19983815 T DE 19983815T DE 19983815 T DE19983815 T DE 19983815T DE 19983815 T1 DE19983815 T1 DE 19983815T1
Authority
DE
Germany
Prior art keywords
radio communication
qam modulator
qam
modulator
radio
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.)
Withdrawn
Application number
DE19983815T
Other languages
English (en)
Inventor
Alan R Holden
Paul W Dent
William O Camp
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.)
Ericsson Inc
Original Assignee
Ericsson Inc
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 Ericsson Inc filed Critical Ericsson Inc
Publication of DE19983815T1 publication Critical patent/DE19983815T1/de
Withdrawn legal-status Critical Current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
    • H04L27/36—Modulator circuits; Transmitter circuits
    • H04L27/361—Modulation using a single or unspecified number of carriers, e.g. with separate stages of phase and amplitude modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Transmitters (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DE19983815T 1998-12-18 1999-11-12 QAM-Modulator für Funkkommunikation Withdrawn DE19983815T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/216,466 US6411655B1 (en) 1998-12-18 1998-12-18 Systems and methods for converting a stream of complex numbers into an amplitude and phase-modulated radio power signal
PCT/US1999/027008 WO2000038388A1 (en) 1998-12-18 1999-11-12 Qam modulator for radio communications

Publications (1)

Publication Number Publication Date
DE19983815T1 true DE19983815T1 (de) 2002-01-31

Family

ID=22807185

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19983815T Withdrawn DE19983815T1 (de) 1998-12-18 1999-11-12 QAM-Modulator für Funkkommunikation

Country Status (6)

Country Link
US (1) US6411655B1 (de)
JP (1) JP2002534000A (de)
CN (1) CN1146202C (de)
AU (1) AU1624500A (de)
DE (1) DE19983815T1 (de)
WO (1) WO2000038388A1 (de)

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Also Published As

Publication number Publication date
CN1330826A (zh) 2002-01-09
JP2002534000A (ja) 2002-10-08
AU1624500A (en) 2000-07-12
CN1146202C (zh) 2004-04-14
US6411655B1 (en) 2002-06-25
WO2000038388A1 (en) 2000-06-29

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