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AR040160A1 - Un sistema y un metodo para un procesador de conversion directa de onda portadora multiple - Google Patents

Un sistema y un metodo para un procesador de conversion directa de onda portadora multiple

Info

Publication number
AR040160A1
AR040160A1 ARP030102016A ARP030102016A AR040160A1 AR 040160 A1 AR040160 A1 AR 040160A1 AR P030102016 A ARP030102016 A AR P030102016A AR P030102016 A ARP030102016 A AR P030102016A AR 040160 A1 AR040160 A1 AR 040160A1
Authority
AR
Argentina
Prior art keywords
direct conversion
carrier wave
multiple carrier
conversion processor
receiver
Prior art date
Application number
ARP030102016A
Other languages
English (en)
Inventor
Leonid Kazakevich
Timothy A Axness
Original Assignee
Interdigital Tech Corp
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 Interdigital Tech Corp filed Critical Interdigital Tech Corp
Publication of AR040160A1 publication Critical patent/AR040160A1/es

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/30—Circuits for homodyne or synchrodyne receivers
    • 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
    • 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
    • H04L27/3845—Demodulator circuits; Receiver circuits using non - coherent demodulation, i.e. not using a phase synchronous carrier

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Transceivers (AREA)
  • Transmitters (AREA)

Abstract

Un dispositivo de comunicaciones de radio como ser un receptor, un transmisor o un transceptor, provee conversión directa de senales de cuadratura entre una senal de radiofrecuencia y una pluralidad de canales determinados. El dispositivo provee procesamiento en bloque de múltiples portadoras de RF en un sistema de comunicación inalámbrica utilizando un transmisor/receptor de conversión directa y procesamiento de senal de banda base.
ARP030102016A 2002-06-07 2003-06-06 Un sistema y un metodo para un procesador de conversion directa de onda portadora multiple AR040160A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US38720702P 2002-06-07 2002-06-07

Publications (1)

Publication Number Publication Date
AR040160A1 true AR040160A1 (es) 2005-03-16

Family

ID=29736279

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP030102016A AR040160A1 (es) 2002-06-07 2003-06-06 Un sistema y un metodo para un procesador de conversion directa de onda portadora multiple

Country Status (12)

Country Link
US (2) US7162218B2 (es)
EP (2) EP3032755A1 (es)
JP (1) JP4152944B2 (es)
KR (3) KR20050096208A (es)
CN (2) CN101425811A (es)
AR (1) AR040160A1 (es)
AU (1) AU2003238923A1 (es)
CA (1) CA2488740A1 (es)
MX (1) MXPA04012249A (es)
NO (1) NO20045559L (es)
TW (3) TWI320637B (es)
WO (1) WO2003105390A2 (es)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60111056T2 (de) * 2001-10-26 2006-05-04 Stmicroelectronics N.V. Direktmischempfänger für einem Kommunikationssystem mit nicht konstanter Hüllkurve
DE10253671B3 (de) * 2002-11-18 2004-08-19 Infineon Technologies Ag Unterdrückung der Nachbarkanalinterferenz durch adaptive Kanalfilterung in Mobilfunkempfängern
EP1434345B1 (en) * 2002-12-18 2011-03-02 Texas Instruments Incorporated Telecommunications receiver with automatic gain control
US7995684B2 (en) * 2003-02-01 2011-08-09 Qualcomm, Incorporated Method and apparatus for automatic gain control of a multi-carrier signal in a communication receiver
US20050053127A1 (en) * 2003-07-09 2005-03-10 Muh-Tian Shiue Equalizing device and method
US7869528B2 (en) * 2003-10-31 2011-01-11 Northrop Grumman Systems Corporation Multi-carrier transceiver assembly
US7664520B2 (en) * 2004-06-24 2010-02-16 Nokia Corporation Low current direct conversion transmitter architecture
JP4708076B2 (ja) * 2005-04-14 2011-06-22 三星電子株式会社 ダウンコンバータ及びアップコンバータ
US8000302B2 (en) * 2005-06-23 2011-08-16 Qualcomm Incorporated Adaptive multi-channel modem
US7477879B1 (en) * 2005-06-30 2009-01-13 Silicon Laboratories, Inc. Transceiver system with common receiver and transmitter oscillator
US8693525B2 (en) * 2006-07-14 2014-04-08 Qualcomm Incorporated Multi-carrier transmitter for wireless communication
US8295371B2 (en) 2006-07-14 2012-10-23 Qualcomm Incorporated Multi-carrier receiver for wireless communication
WO2008044868A1 (en) * 2006-10-11 2008-04-17 Electronics And Telecommunications Research Institute Receiver and receiving method for scalable bandwidth
KR100789784B1 (ko) 2006-10-11 2007-12-28 한국전자통신연구원 스케일러블 대역폭을 지원하는 수신 장치 및 그 방법
US7826815B2 (en) * 2007-07-13 2010-11-02 Fairchild Semiconductor Corporation Dynamic selection of oscillation signal frequency for power converter
US7945217B2 (en) * 2007-11-13 2011-05-17 Provigent Ltd. Multi-mode baseband-IF converter
FI20075958A0 (fi) 2007-12-21 2007-12-21 Nokia Corp Lähetettävien signaalien prosessointi radiolähettimessä
US7991368B2 (en) * 2007-12-27 2011-08-02 Provigent Ltd Integrated RF-IF converter
GB2458908B (en) * 2008-04-01 2010-02-24 Michael Frank Castle Low power signal processor
WO2010013091A1 (en) * 2008-07-28 2010-02-04 Freescale Semiconductor, Inc. Semiconductor device wireless communication unit and method for receiving a signal
US20100118924A1 (en) * 2008-11-11 2010-05-13 Debajyoti Pal Programmable wide band digital receiver/transmitter
US8514982B2 (en) * 2008-12-12 2013-08-20 CSR Technology, Inc Systems and methods for digitizing multiple channels in a receiver
KR101489964B1 (ko) * 2009-09-01 2015-02-06 한국전자통신연구원 수신 장치 및 수신 방법
US8462884B2 (en) 2009-09-01 2013-06-11 Electronics And Telecommunications Research Institute Receiving apparatus and receiving method
US20110053536A1 (en) * 2009-09-03 2011-03-03 Provigent Ltd Receiver with re-demodulation
US8547207B2 (en) 2010-03-11 2013-10-01 Checkpoint System, Inc. RFID converter module
DE102010027566A1 (de) * 2010-05-18 2011-11-24 Rohde & Schwarz Gmbh & Co. Kg Signalgenerator mit digitaler Zwischenfrequenz und digitaler Frequenzfeineinstellung
US8903330B2 (en) 2010-12-13 2014-12-02 Huawei Technologies Co., Ltd. Communication signal transmission method, device and system
CN102104392B (zh) 2010-12-15 2013-10-09 华为技术有限公司 多频段多路收发设备及方法、基站系统
US8406709B2 (en) 2011-02-27 2013-03-26 Provigent Ltd. Carrier recovery in re-modulation communication systems
KR101947066B1 (ko) * 2011-09-15 2019-02-12 인텔 코포레이션 전치 왜곡 선형화 통신 시스템 및 송신기의 전치 왜곡 선형화 방법
EP2573997A1 (en) * 2011-09-26 2013-03-27 Thomson Licensing Method for controlling bandwidth and corresponding device
GB2504973B (en) * 2012-08-15 2014-11-19 Broadcom Corp Receiver circuit
KR101367236B1 (ko) * 2013-06-24 2014-02-26 주식회사 삼정솔루션 Ｔｒｓ전파보호장치
CN105048966A (zh) * 2015-06-12 2015-11-11 中国电子科技集团公司第四十一研究所 一种千兆赫高速采样信号的多相数字下变频方法
US10191454B2 (en) * 2016-06-13 2019-01-29 William Marsh Rice University Methods and related systems of ultra-short pulse detection
EP3746385B1 (en) 2018-02-02 2025-08-27 Ats Corporation Linear motor conveyor system for clean/aseptic environments
WO2020220273A1 (zh) 2019-04-30 2020-11-05 华为技术有限公司 一种探测参考信号的发送方法及相关装置
KR102426630B1 (ko) * 2022-04-12 2022-07-28 한화시스템(주) 저궤도 위성의 rf 신호 처리 장치 및 그 방법

Family Cites Families (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4654800A (en) * 1984-02-20 1987-03-31 Kabushikikaisha Nippon Coinco Control and monitoring apparatus for vending machines
US5095536A (en) * 1990-03-23 1992-03-10 Rockwell International Corporation Direct conversion receiver with tri-phase architecture
DE69332021T2 (de) * 1992-06-08 2003-01-16 Motorola, Inc. Automatische verstärkungsregulierung für einen empfänger
FR2707063B1 (es) * 1993-06-25 1995-09-22 Alcatel Mobile Comm France
US5519732A (en) * 1994-05-02 1996-05-21 Harris Corporation Digital baseband to IF conversion in cellular base stations
JPH0832464A (ja) * 1994-07-15 1996-02-02 Uniden Corp 送信機におけるキャリアリーク補正方法
US5715314A (en) * 1994-10-24 1998-02-03 Open Market, Inc. Network sales system
US5758257A (en) * 1994-11-29 1998-05-26 Herz; Frederick System and method for scheduling broadcast of and access to video programs and other data using customer profiles
US5579341A (en) * 1994-12-29 1996-11-26 Motorola, Inc. Multi-channel digital transceiver and method
US7937312B1 (en) * 1995-04-26 2011-05-03 Ebay Inc. Facilitating electronic commerce transactions through binding offers
US6009130A (en) * 1995-12-28 1999-12-28 Motorola, Inc. Multiple access digital transmitter and receiver
FI112133B (fi) * 1996-03-29 2003-10-31 Nokia Corp Menetelmä kahdella eri taajuuusalueella toimivan radioviestinjärjestelmän suoramuunnoslähetin/vastaanottimen taajuuksien muodostamiseksi ja kahdella taajuusalueella toimivan radioviestinjärjestelmänsuoramuunnoslähetin/vastaanotin sekä edellisten käyttö matkaviestimessä
KR0164419B1 (ko) * 1996-04-19 1999-02-01 김광호 무선 수신기의 자동 이득 제어회로
US5898912A (en) * 1996-07-01 1999-04-27 Motorola, Inc. Direct current (DC) offset compensation method and apparatus
US6005894A (en) * 1997-04-04 1999-12-21 Kumar; Derek D. AM-compatible digital broadcasting method and system
US6029052A (en) * 1997-07-01 2000-02-22 Telefonaktiebolaget Lm Ericsson Multiple-mode direct conversion receiver
IT1294284B1 (it) * 1997-07-29 1999-03-24 Italtel Spa Radiotrasmettitore a larga banda per un segnale costituito da una pluralita' di portanti equispaziate modulate digitalmente
IT1297278B1 (it) 1997-09-15 1999-08-09 Italtel Spa Radioricevitore digitale a larga banda per segnale multiportante
AUPP261898A0 (en) * 1998-03-27 1998-04-23 Victoria University Of Technology Dc offset and im2 removal in direct conversion receivers
AU749394B2 (en) * 1998-04-14 2002-06-27 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Method and apparatus for fine frequency synchronization in multi-carrier demodulation systems
JP3319422B2 (ja) * 1998-05-08 2002-09-03 日本電気株式会社 マルチキャリア伝送システム、マルチキャリア伝送方法
US7106689B1 (en) * 1999-03-02 2006-09-12 Matsushita Electric Industrial Co., Ltd. OFDM transmission/reception apparatus
US7149726B1 (en) * 1999-06-01 2006-12-12 Stamps.Com Online value bearing item printing
JP3551841B2 (ja) * 1999-06-09 2004-08-11 日本電気株式会社 受信機及びその利得制御方法
US6480528B1 (en) * 1999-06-11 2002-11-12 Qualcomm Incorporated Automatic gain control for improved decoding of multi-carrier signal
US6631170B1 (en) * 1999-12-03 2003-10-07 Nokia Corporation Radio frequency receiver
US7213005B2 (en) * 1999-12-09 2007-05-01 International Business Machines Corporation Digital content distribution using web broadcasting services
JP4652546B2 (ja) * 2000-09-21 2011-03-16 三星電子株式会社 受信機
US6560448B1 (en) * 2000-10-02 2003-05-06 Intersil Americas Inc. DC compensation system for a wireless communication device configured in a zero intermediate frequency architecture
WO2002069443A1 (en) * 2001-02-28 2002-09-06 Itt Manufacturing Enterprises, Inc. Integrated beamformer/method architecture
US20020127982A1 (en) * 2001-03-07 2002-09-12 Nokia Mobile Phones Ltd Mobile station receiver operable for both single and multi-carrier reception
KR100446540B1 (ko) * 2001-04-16 2004-09-01 삼성전자주식회사 데이터 통신용 송신기
US7243153B2 (en) * 2001-06-26 2007-07-10 Eastman Kodak Company System and method for managing images over a communication network
US20030078011A1 (en) * 2001-10-18 2003-04-24 Integrated Programmable Communications, Inc. Method for integrating a plurality of radio systems in a unified transceiver structure and the device of the same
US6819910B2 (en) * 2002-03-08 2004-11-16 Broadcom Corp. Radio employing a self calibrating transmitter with reuse of receiver circuitry

Also Published As

Publication number Publication date
TW200501594A (en) 2005-01-01
EP1522151A2 (en) 2005-04-13
US20040072547A1 (en) 2004-04-15
CN100426690C (zh) 2008-10-15
CN1706109A (zh) 2005-12-07
JP4152944B2 (ja) 2008-09-17
TWI237450B (en) 2005-08-01
AU2003238923A8 (en) 2003-12-22
WO2003105390A2 (en) 2003-12-18
US7162218B2 (en) 2007-01-09
KR20050014850A (ko) 2005-02-07
EP1522151B1 (en) 2016-03-23
NO20045559L (no) 2004-12-20
TWI320637B (en) 2010-02-11
TW200400700A (en) 2004-01-01
EP3032755A1 (en) 2016-06-15
KR20080059339A (ko) 2008-06-26
CN101425811A (zh) 2009-05-06
AU2003238923A1 (en) 2003-12-22
JP2005529544A (ja) 2005-09-29
EP1522151A4 (en) 2006-05-17
WO2003105390A3 (en) 2004-04-01
TW200715777A (en) 2007-04-16
MXPA04012249A (es) 2005-02-25
KR100671364B1 (ko) 2007-01-22
CA2488740A1 (en) 2003-12-18
KR20050096208A (ko) 2005-10-05
US20070085718A1 (en) 2007-04-19

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