AU748114B2 - Data transmission method and transmitter - Google Patents

Data transmission method and transmitter Download PDF

Info

Publication number
AU748114B2
AU748114B2 AU14907/99A AU1490799A AU748114B2 AU 748114 B2 AU748114 B2 AU 748114B2 AU 14907/99 A AU14907/99 A AU 14907/99A AU 1490799 A AU1490799 A AU 1490799A AU 748114 B2 AU748114 B2 AU 748114B2
Authority
AU
Australia
Prior art keywords
signal
modulation index
transmitter
base station
modulation
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.)
Ceased
Application number
AU14907/99A
Other languages
English (en)
Other versions
AU1490799A (en
Inventor
Kari Niemela
Olli Piirainen
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.)
Nokia Oyj
Original Assignee
Nokia Networks Oy
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 Nokia Networks Oy filed Critical Nokia Networks Oy
Publication of AU1490799A publication Critical patent/AU1490799A/en
Application granted granted Critical
Publication of AU748114B2 publication Critical patent/AU748114B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/12—Modulator circuits; Transmitter circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
AU14907/99A 1997-12-11 1998-12-10 Data transmission method and transmitter Ceased AU748114B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI974495 1997-12-11
FI974495A FI106233B (fi) 1997-12-11 1997-12-11 Tiedonsiirtomenetelmä ja lähetin
PCT/FI1998/000964 WO1999033237A1 (en) 1997-12-11 1998-12-10 Data transmission method and transmitter

Publications (2)

Publication Number Publication Date
AU1490799A AU1490799A (en) 1999-07-12
AU748114B2 true AU748114B2 (en) 2002-05-30

Family

ID=8550111

Family Applications (1)

Application Number Title Priority Date Filing Date
AU14907/99A Ceased AU748114B2 (en) 1997-12-11 1998-12-10 Data transmission method and transmitter

Country Status (7)

Country Link
EP (1) EP1036452A1 (no)
JP (1) JP2002500453A (no)
CN (1) CN1281610A (no)
AU (1) AU748114B2 (no)
FI (1) FI106233B (no)
NO (1) NO20002974D0 (no)
WO (1) WO1999033237A1 (no)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10050878B4 (de) * 2000-10-13 2012-07-12 Atmel Automotive Gmbh Verfahren zur Übertragung von mehreren Informationssymbolen
FI20055001A0 (fi) 2005-01-03 2005-01-03 Nokia Corp Ylälinkin tiedonsiirto GSM/EDGE-järjestelmässä
US9640185B2 (en) 2013-12-12 2017-05-02 Motorola Solutions, Inc. Method and apparatus for enhancing the modulation index of speech sounds passed through a digital vocoder

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4601048A (en) * 1984-04-02 1986-07-15 Ryan Carl R Serial minimum shift-keyed modem

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5513219A (en) * 1994-08-26 1996-04-30 Compaq Computer Corporation Apparatus and method for transmitting information with a subminimally modulated transmission signal

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4601048A (en) * 1984-04-02 1986-07-15 Ryan Carl R Serial minimum shift-keyed modem

Also Published As

Publication number Publication date
CN1281610A (zh) 2001-01-24
NO20002974L (no) 2000-06-09
FI106233B (fi) 2000-12-15
JP2002500453A (ja) 2002-01-08
FI974495A0 (fi) 1997-12-11
NO20002974D0 (no) 2000-06-09
WO1999033237A1 (en) 1999-07-01
AU1490799A (en) 1999-07-12
EP1036452A1 (en) 2000-09-20
FI974495A (fi) 1999-06-12

Similar Documents

Publication Publication Date Title
CA2126850C (en) Multi-mode signal processing
EP0944182A2 (en) Method and apparatus for adjusting transmission power of a CDMA terminal
WO1997040584A1 (en) Hybrid analog/digital method and apparatus for controlling the transmission power level of a radio transceiver
FI89649C (fi) Foerfarande foer oekning av kapaciteten och minimering av effektfoerbrukningen i ett cellulaert radiosystem
EP0603373A1 (en) Improved trellis coding technique to increase adjacent channel interference protection ratio in land mobile radio systems under peak power constraints
EP0633681A1 (en) A modulation scheme with low envelope variation for mobile radio
AU748114B2 (en) Data transmission method and transmitter
JP4016117B2 (ja) 無線通信チャネルで異なる変調スキームで変調されたバーストを含むフレームを伝送する方法
US6658067B1 (en) Data transmission method and radio system
EP1489737B1 (en) DC offset correction for very low intermediate frequency receiver
US5311552A (en) Trellis coding technique to improve adjacent channel interference protection ratio in land mobile radio systems
EP1405478B1 (en) Packet data transmission using variable dqpsk modulation
US7274753B2 (en) Method of implementing modulation and modulator
JPH0360251A (ja) 変調器
JP2006319447A (ja) 無線局装置
EP0901257B1 (en) Method for generating a multimodulation frame and modulator for carrying out said method
AU748932B2 (en) Method and arrangement for signal modulation
WO2003001664A1 (en) Data transmission method and arrangement
JP4484598B2 (ja) 通信装置及び変調クラス決定方法
JP2001069079A (ja) Ｃｄｍａ端末の送信パワー調整方法及び装置
Wang et al. Analysis of common structure and software download for software defined radio
KR100237432B1 (ko) π/4 - DQPSK 송신장치 및 방법
JPS6121662A (ja) 帯域可変通信方式
JPH04150124A (ja) マイクロ波通信装置
JPH0575574A (ja) スペクトラム拡散送受信装置およびシステム

Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)
MK14 Patent ceased section 143(a) (annual fees not paid) or expired