SE9603602L - En basstation i ett radiokommunikationssystem - Google Patents

En basstation i ett radiokommunikationssystem

Info

Publication number
SE9603602L
SE9603602L SE9603602A SE9603602A SE9603602L SE 9603602 L SE9603602 L SE 9603602L SE 9603602 A SE9603602 A SE 9603602A SE 9603602 A SE9603602 A SE 9603602A SE 9603602 L SE9603602 L SE 9603602L
Authority
SE
Sweden
Prior art keywords
base station
communication system
radio communication
omegan
omega1
Prior art date
Application number
SE9603602A
Other languages
Unknown language ( )
English (en)
Other versions
SE9603602D0 (sv
SE519541C2 (sv
Inventor
Svante Signell
Thorsten Schier
Original Assignee
Ericsson Telefon Ab L M
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 Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9603602A priority Critical patent/SE519541C2/sv
Publication of SE9603602D0 publication Critical patent/SE9603602D0/sv
Priority to DE69732969T priority patent/DE69732969T2/de
Priority to CA002265999A priority patent/CA2265999C/en
Priority to JP51642698A priority patent/JP4043521B2/ja
Priority to PCT/SE1997/001585 priority patent/WO1998015083A2/en
Priority to BR9712164-9A priority patent/BR9712164A/pt
Priority to KR10-1999-7002567A priority patent/KR100373299B1/ko
Priority to EP97944237A priority patent/EP0920757B1/en
Priority to AU45778/97A priority patent/AU4577897A/en
Priority to US08/941,348 priority patent/US6215828B1/en
Priority to TW086114378A priority patent/TW363311B/zh
Publication of SE9603602L publication Critical patent/SE9603602L/sv
Priority to US09/775,820 priority patent/US6546061B2/en
Publication of SE519541C2 publication Critical patent/SE519541C2/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/04—Frequency-transposition arrangements
    • H04J1/05—Frequency-transposition arrangements using digital techniques
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0202—Two or more dimensional filters; Filters for complex signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/06—Channels characterised by the type of signal the signals being represented by different frequencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Computer Hardware Design (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Transmitters (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Amplitude Modulation (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
SE9603602A 1996-02-10 1996-10-02 Förfarande och anordning för transformering av en reell digital bredbandig bandpassignal till en uppsättning digitala basbandssignaler med I- och Q-komponenter SE519541C2 (sv)

Priority Applications (12)

Application Number Priority Date Filing Date Title
SE9603602A SE519541C2 (sv) 1996-10-02 1996-10-02 Förfarande och anordning för transformering av en reell digital bredbandig bandpassignal till en uppsättning digitala basbandssignaler med I- och Q-komponenter
AU45778/97A AU4577897A (en) 1996-10-02 1997-09-19 Signal transformation method and apparatus
KR10-1999-7002567A KR100373299B1 (ko) 1996-10-02 1997-09-19 신호 변환 방법 및 장치
CA002265999A CA2265999C (en) 1996-10-02 1997-09-19 Signal transformation method and apparatus
JP51642698A JP4043521B2 (ja) 1996-10-02 1997-09-19 信号変換方法および信号変換装置
PCT/SE1997/001585 WO1998015083A2 (en) 1996-10-02 1997-09-19 Signal transformation method and apparatus
BR9712164-9A BR9712164A (pt) 1996-10-02 1997-09-19 Processo e aparelho para transformar um sinal de alta frequência e banda larga, digital, real em um conjunto de sinais de banda base digitais complexos, processo e aparelho para transformar um conjunto de sinais de banda base digitais complexos em um sinal de alta frequência, banda larga, digital real filtro escada digital bilinear, e estação base em um sistema de rádio comunicação.
DE69732969T DE69732969T2 (de) 1996-10-02 1997-09-19 Verfahren und einrichtung zum transformieren eines signals
EP97944237A EP0920757B1 (en) 1996-10-02 1997-09-19 Signal transformation method and apparatus
US08/941,348 US6215828B1 (en) 1996-02-10 1997-09-30 Signal transformation method and apparatus
TW086114378A TW363311B (en) 1996-10-02 1997-10-02 Signal transformation method and apparatus
US09/775,820 US6546061B2 (en) 1996-10-02 2001-02-05 Signal transformation method and apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9603602A SE519541C2 (sv) 1996-10-02 1996-10-02 Förfarande och anordning för transformering av en reell digital bredbandig bandpassignal till en uppsättning digitala basbandssignaler med I- och Q-komponenter

Publications (3)

Publication Number Publication Date
SE9603602D0 SE9603602D0 (sv) 1996-10-02
SE9603602L true SE9603602L (sv) 1998-04-03
SE519541C2 SE519541C2 (sv) 2003-03-11

Family

ID=20404106

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9603602A SE519541C2 (sv) 1996-02-10 1996-10-02 Förfarande och anordning för transformering av en reell digital bredbandig bandpassignal till en uppsättning digitala basbandssignaler med I- och Q-komponenter

Country Status (11)

Country Link
US (1) US6215828B1 (sv)
EP (1) EP0920757B1 (sv)
JP (1) JP4043521B2 (sv)
KR (1) KR100373299B1 (sv)
AU (1) AU4577897A (sv)
BR (1) BR9712164A (sv)
CA (1) CA2265999C (sv)
DE (1) DE69732969T2 (sv)
SE (1) SE519541C2 (sv)
TW (1) TW363311B (sv)
WO (1) WO1998015083A2 (sv)

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US7236754B2 (en) 1999-08-23 2007-06-26 Parkervision, Inc. Method and system for frequency up-conversion
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US7065162B1 (en) 1999-04-16 2006-06-20 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same
US7693230B2 (en) 1999-04-16 2010-04-06 Parkervision, Inc. Apparatus and method of differential IQ frequency up-conversion
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US7072427B2 (en) 2001-11-09 2006-07-04 Parkervision, Inc. Method and apparatus for reducing DC offsets in a communication system
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US7889783B2 (en) * 2002-12-06 2011-02-15 Broadcom Corporation Multiple data rate communication system
US7885745B2 (en) * 2002-12-11 2011-02-08 Hemisphere Gps Llc GNSS control system and method
US8214111B2 (en) * 2005-07-19 2012-07-03 Hemisphere Gps Llc Adaptive machine control system and method
US8634993B2 (en) 2003-03-20 2014-01-21 Agjunction Llc GNSS based control for dispensing material from vehicle
US9002565B2 (en) 2003-03-20 2015-04-07 Agjunction Llc GNSS and optical guidance and machine control
US8265826B2 (en) 2003-03-20 2012-09-11 Hemisphere GPS, LLC Combined GNSS gyroscope control system and method
US8594879B2 (en) * 2003-03-20 2013-11-26 Agjunction Llc GNSS guidance and machine control
US8140223B2 (en) * 2003-03-20 2012-03-20 Hemisphere Gps Llc Multiple-antenna GNSS control system and method
US8190337B2 (en) * 2003-03-20 2012-05-29 Hemisphere GPS, LLC Satellite based vehicle guidance control in straight and contour modes
US8686900B2 (en) * 2003-03-20 2014-04-01 Hemisphere GNSS, Inc. Multi-antenna GNSS positioning method and system
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US7428281B2 (en) * 2004-08-31 2008-09-23 Texas Instruments Incorporated System and method of removing discrete spurious signals in cable broadband and other RF environments
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US8000381B2 (en) * 2007-02-27 2011-08-16 Hemisphere Gps Llc Unbiased code phase discriminator
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Also Published As

Publication number Publication date
KR100373299B1 (ko) 2003-02-25
TW363311B (en) 1999-07-01
AU4577897A (en) 1998-04-24
CA2265999C (en) 2005-02-01
US6215828B1 (en) 2001-04-10
EP0920757A2 (en) 1999-06-09
DE69732969T2 (de) 2006-02-16
KR20000048626A (ko) 2000-07-25
BR9712164A (pt) 1999-08-31
SE9603602D0 (sv) 1996-10-02
WO1998015083A2 (en) 1998-04-09
WO1998015083A3 (en) 1998-07-16
JP2001508249A (ja) 2001-06-19
EP0920757B1 (en) 2005-04-06
CA2265999A1 (en) 1998-04-09
DE69732969D1 (de) 2005-05-12
SE519541C2 (sv) 2003-03-11
JP4043521B2 (ja) 2008-02-06

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