FI981107L - Menetelmä ja laite yhdistetyn amplitodi- ja vaihe-eromoduloinnin aikaansaamiseksi vakioverhokäyrällä - Google Patents

Menetelmä ja laite yhdistetyn amplitodi- ja vaihe-eromoduloinnin aikaansaamiseksi vakioverhokäyrällä Download PDF

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Publication number
FI981107L
FI981107L FI981107A FI981107A FI981107L FI 981107 L FI981107 L FI 981107L FI 981107 A FI981107 A FI 981107A FI 981107 A FI981107 A FI 981107A FI 981107 L FI981107 L FI 981107L
Authority
FI
Finland
Prior art keywords
phase difference
constant envelope
difference modulation
combined amplitude
achieving combined
Prior art date
Application number
FI981107A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI981107A0 (fi
FI981107A7 (fi
Inventor
In Jae Park
Woo Hyung Lee
Original Assignee
Daewoo Telecom Ltd
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 Daewoo Telecom Ltd filed Critical Daewoo Telecom Ltd
Publication of FI981107A0 publication Critical patent/FI981107A0/fi
Publication of FI981107A7 publication Critical patent/FI981107A7/fi
Publication of FI981107L publication Critical patent/FI981107L/fi

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
FI981107A 1996-09-21 1997-09-19 Menetelmä ja laite yhdistetyn amplitodi- ja vaihe-eromoduloinnin aikaansaamiseksi vakioverhokäyrällä FI981107L (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1019960041512A KR100231876B1 (ko) 1996-09-21 1996-09-21 정진폭특성을 갖는 직교진폭변조방법 및 그 장치
PCT/KR1997/000176 WO1998012850A1 (en) 1996-09-21 1997-09-19 Method and apparatus for constant envelope quadrature amplitude modulation

Publications (3)

Publication Number Publication Date
FI981107A0 FI981107A0 (fi) 1997-09-19
FI981107A7 FI981107A7 (fi) 1998-07-13
FI981107L true FI981107L (fi) 1998-07-13

Family

ID=19474780

Family Applications (1)

Application Number Title Priority Date Filing Date
FI981107A FI981107L (fi) 1996-09-21 1997-09-19 Menetelmä ja laite yhdistetyn amplitodi- ja vaihe-eromoduloinnin aikaansaamiseksi vakioverhokäyrällä

Country Status (8)

Country Link
US (1) US6091784A (da)
JP (1) JP2000501587A (da)
KR (1) KR100231876B1 (da)
CA (1) CA2215859A1 (da)
DK (1) DK69598A (da)
FI (1) FI981107L (da)
SE (1) SE9801796L (da)
WO (1) WO1998012850A1 (da)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7324635B2 (en) 2000-05-04 2008-01-29 Telemaze Llc Branch calling and caller ID based call routing telephone features
JP3563357B2 (ja) * 2000-06-23 2004-09-08 松下電器産業株式会社 適応変調通信システム
US6816008B2 (en) * 2002-12-31 2004-11-09 Alion Science And Technology Corporation Quasi-linear multi-state digital modulation through non-linear amplifier arrays
KR100488431B1 (ko) * 2003-01-24 2005-05-11 전자부품연구원 정 진폭 이진직교 변조 및 복조장치
KR100587788B1 (ko) * 2004-09-22 2006-06-09 전자부품연구원 정진폭 다중부호 이진직교 변조 신호의 최적 복조와준최적 복조방법, 및 그 장치
JP4668319B2 (ja) * 2005-07-26 2011-04-13 パナソニック株式会社 Ａｉｃｏマッピングにおけるビット操作による再配置ダイバーシチ
KR100776974B1 (ko) * 2006-07-26 2007-11-21 전자부품연구원 정진폭 이진 직교 변조 및 쌍직교 위상 편이 변조를 이용한변조기
US8068571B2 (en) * 2008-06-12 2011-11-29 Harris Corporation Featureless coherent chaotic amplitude modulation
US8699630B2 (en) * 2010-10-27 2014-04-15 Silicon Laboratories Inc. Systems and methods for handling data rate changes within a packet or frame
KR102923635B1 (ko) 2023-05-22 2026-02-04 국립강릉원주대학교산학협력단 직교진폭변조 심볼 생성방법 및 장치

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ198844A (en) * 1980-11-14 1984-05-31 Plessey Overseas Digital information transmission: two dimensional code
US4495619A (en) * 1981-10-23 1985-01-22 At&T Bell Laboratories Transmitter and receivers using resource sharing and coding for increased capacity
US4730344A (en) * 1984-08-13 1988-03-08 The University Of Michigan Quadrature-quadrature phase shift keying with constant envelope
US5115438A (en) * 1988-08-04 1992-05-19 Siemens Aktiengesellschaft Method for redundancy-saving, error-correcting coding in digital radio link systems having multi-level modulation
JPH0879325A (ja) * 1994-09-05 1996-03-22 Hitachi Ltd Ｑａｍ信号の送受信方法及び送信・受信装置
US5659578A (en) * 1994-11-23 1997-08-19 At&T Wireless Services, Inc. High rate Reed-Solomon concatenated trellis coded 16 star QAM system for transmission of data over cellular mobile radio
JPH08163077A (ja) * 1994-12-09 1996-06-21 Ricoh Co Ltd 通信システム

Also Published As

Publication number Publication date
FI981107A0 (fi) 1997-09-19
FI981107A7 (fi) 1998-07-13
SE9801796D0 (sv) 1998-05-20
KR19980022384A (ko) 1998-07-06
JP2000501587A (ja) 2000-02-08
DK69598A (da) 1998-07-15
CA2215859A1 (en) 1998-03-21
KR100231876B1 (ko) 1999-12-01
WO1998012850A1 (en) 1998-03-26
US6091784A (en) 2000-07-18
SE9801796L (sv) 1998-05-20

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