SE507527C2 - Flerbandsmottagare som genererar en mellanfrekvens som är gemensam för de olika frekvensbanden, och förfarande för densamma - Google Patents

Flerbandsmottagare som genererar en mellanfrekvens som är gemensam för de olika frekvensbanden, och förfarande för densamma

Info

Publication number
SE507527C2
SE507527C2 SE9603730A SE9603730A SE507527C2 SE 507527 C2 SE507527 C2 SE 507527C2 SE 9603730 A SE9603730 A SE 9603730A SE 9603730 A SE9603730 A SE 9603730A SE 507527 C2 SE507527 C2 SE 507527C2
Authority
SE
Sweden
Prior art keywords
frequency
band
frequency band
receiver
local oscillator
Prior art date
Application number
SE9603730A
Other languages
English (en)
Swedish (sv)
Other versions
SE9603730L (sv
SE9603730D0 (sv
Inventor
Tomas Blom
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 SE9603730A priority Critical patent/SE507527C2/sv
Publication of SE9603730D0 publication Critical patent/SE9603730D0/xx
Priority to CNB971987297A priority patent/CN1155162C/zh
Priority to AU46424/97A priority patent/AU4642497A/en
Priority to EP97945154A priority patent/EP0931385A2/en
Priority to BR9712215-7A priority patent/BR9712215A/pt
Priority to EEP199900124A priority patent/EE03841B1/et
Priority to US08/942,391 priority patent/US5995815A/en
Priority to PCT/SE1997/001698 priority patent/WO1998017010A2/en
Publication of SE9603730L publication Critical patent/SE9603730L/
Publication of SE507527C2 publication Critical patent/SE507527C2/sv

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
    • H04B1/005—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/24—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
    • H03J5/242—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection
    • H03J5/244—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection using electronic means
    • 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
    • H04B1/005—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
    • H04B1/0096—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges where a full band is frequency converted into another full band
    • 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
    • H04B1/26—Circuits for superheterodyne receivers
    • 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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
    • H04B1/406—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency with more than one transmission mode, e.g. analog and digital modes

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Superheterodyne Receivers (AREA)
SE9603730A 1996-10-11 1996-10-11 Flerbandsmottagare som genererar en mellanfrekvens som är gemensam för de olika frekvensbanden, och förfarande för densamma SE507527C2 (sv)

Priority Applications (8)

Application Number Priority Date Filing Date Title
SE9603730A SE507527C2 (sv) 1996-10-11 1996-10-11 Flerbandsmottagare som genererar en mellanfrekvens som är gemensam för de olika frekvensbanden, och förfarande för densamma
CNB971987297A CN1155162C (zh) 1996-10-11 1997-10-10 多频带接收机
AU46424/97A AU4642497A (en) 1996-10-11 1997-10-10 Multiple band receiver
EP97945154A EP0931385A2 (en) 1996-10-11 1997-10-10 Multiple band receiver
BR9712215-7A BR9712215A (pt) 1996-10-11 1997-10-10 Receptor de m·ltiplas bandas e processo para receber sinais de rádio.
EEP199900124A EE03841B1 (et) 1996-10-11 1997-10-10 Mitme lainealaga vastuvõtja ja meetod raadiosignaalide vastuvõtmiseks
US08/942,391 US5995815A (en) 1996-10-11 1997-10-10 Multiple band receiver
PCT/SE1997/001698 WO1998017010A2 (en) 1996-10-11 1997-10-10 Multiple band receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9603730A SE507527C2 (sv) 1996-10-11 1996-10-11 Flerbandsmottagare som genererar en mellanfrekvens som är gemensam för de olika frekvensbanden, och förfarande för densamma

Publications (3)

Publication Number Publication Date
SE9603730D0 SE9603730D0 (sv) 1996-10-11
SE9603730L SE9603730L (sv) 1998-04-12
SE507527C2 true SE507527C2 (sv) 1998-06-15

Family

ID=20404219

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9603730A SE507527C2 (sv) 1996-10-11 1996-10-11 Flerbandsmottagare som genererar en mellanfrekvens som är gemensam för de olika frekvensbanden, och förfarande för densamma

Country Status (8)

Country Link
US (1) US5995815A (et)
EP (1) EP0931385A2 (et)
CN (1) CN1155162C (et)
AU (1) AU4642497A (et)
BR (1) BR9712215A (et)
EE (1) EE03841B1 (et)
SE (1) SE507527C2 (et)
WO (1) WO1998017010A2 (et)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6625436B1 (en) * 1998-10-09 2003-09-23 Nec Corporation Radio receivers
EP1061661A3 (en) * 1999-06-16 2003-01-02 Nokia Corporation Dual band cellular transceiver architecture
US6912376B1 (en) * 1999-12-27 2005-06-28 Texas Instruments Incorporated Mobile phone transceiver
US7009515B2 (en) * 2001-04-11 2006-03-07 Battelle Memorial Institute K1-53 Frequency-hopping RFID system
CN101426511A (zh) * 2001-06-22 2009-05-06 法马西亚公司 化学修饰的祖细胞生成素连接物
SE519614C2 (sv) * 2001-07-18 2003-03-18 Spirea Ab Flerstandardssändtagare med trebandsarkitektur för WLAN
US7646782B1 (en) * 2001-07-30 2010-01-12 Primrose Donald R Data link/physical layer packet buffering and flushing
US6738604B2 (en) * 2001-07-31 2004-05-18 Qualcomm, Inc. Programmable IF bandwidth using fixed bandwidth filters
US20050143031A1 (en) * 2002-02-06 2005-06-30 Oswald Moonen Multi-band receiver
US7194044B2 (en) * 2002-05-22 2007-03-20 Alexander Neil Birkett Up/down conversion circuitry for radio transceiver
FR2843661A1 (fr) * 2002-08-14 2004-02-20 Sagem Dispositif heterodyne et d'adaptation d'un signal de reception sur une antenne
US7327811B2 (en) * 2003-04-01 2008-02-05 Telefonaktiebolaget L M Ericsson Method and apparatus for facilitating signal discrimination in a wireless network by applying known frequency offsets
US20050101346A1 (en) * 2003-11-07 2005-05-12 Steve Wozniak Receiver device and method using GPS baseband correlator circuitry for despreading both GPS and local wireless baseband signals
WO2005019855A2 (en) * 2003-07-21 2005-03-03 Wheels Of Zeus, Inc. Receiver device and method using gps baseband circuitry for recovering both gps and local wireless baseband signals
US20060064400A1 (en) 2004-09-21 2006-03-23 Oracle International Corporation, A California Corporation Methods, systems and software for identifying and managing database work
MX2007002265A (es) * 2004-08-26 2007-04-20 Interdigital Tech Corp Metodo y aparato para procesar servicios de comunicacion inalambrica multiple.
US9602144B2 (en) * 2004-08-26 2017-03-21 Interdigital Technology Corporation Method and apparatus for processing multiple wireless communication services
KR100755696B1 (ko) * 2005-11-09 2007-09-05 삼성전자주식회사 지상파 디지털 방송과 위성 디지털 방송을 공용하는 무선수신 장치
JP2007282094A (ja) * 2006-04-11 2007-10-25 Sharp Corp 無線受信装置
CN101105526B (zh) * 2007-07-11 2011-03-16 哈尔滨工程大学 基于信号的实时跟踪本振装置
US8058940B1 (en) * 2008-10-24 2011-11-15 Silicon Laboratories Inc. Dual in-situ mixing for extended tuning range of resonators
US8606209B2 (en) * 2009-06-24 2013-12-10 Intel Corporation Apparatus and methods for efficient implementation of tuners
KR101337091B1 (ko) * 2010-03-15 2013-12-06 한국전자통신연구원 테라헤르츠 무선 통신을 위한 수신기 및 수신 방법
US9077393B2 (en) * 2010-08-30 2015-07-07 Samsung Electronics Co., Ltd. Apparatus and method for a multi-band radio operating in a wireless network
US8718590B2 (en) * 2012-02-23 2014-05-06 Agilent Technologies, Inc. Downconversion of comb spectrum
CN103575986B (zh) * 2013-11-12 2016-01-06 中国电子科技集团公司第四十一研究所 一种频谱分析仪射频前端低波段电路微波集成装置
US9337878B2 (en) 2013-12-16 2016-05-10 Motorola Solutions, Inc. Dual watch radio frequency receiver
WO2015120585A1 (en) * 2014-02-12 2015-08-20 Telefonaktiebolaget L M Ericsson (Publ) Method and arrangements in multi-band receivers
CN104960349B (zh) * 2015-06-11 2021-08-06 苏州海博智能系统有限公司 一种电子显示屏印刷片材的处理设备
CN105515693A (zh) * 2015-07-23 2016-04-20 中国电子科技集团公司第四十一研究所 用于矢量网络分析仪的双通道宽带接收机的宽带测量方法
CN105577123A (zh) * 2015-12-17 2016-05-11 北京锐安科技有限公司 一种上变频电路
EP4087140A3 (en) * 2021-04-15 2023-01-25 Nokia Technologies Oy Multiple antenna arrangements

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS584497B2 (ja) * 1978-02-01 1983-01-26 株式会社ケンウッド 局部発振装置
US4972455A (en) * 1989-06-23 1990-11-20 Motorola, Inc. Dual-bandwidth cellular telephone
FI91819C (fi) * 1991-11-05 1994-08-10 Nokia Mobile Phones Ltd Menetelmä kahden eri taajuusalueella toimivan digitaalisen radiopuhelimen taajuuksien muodostamiseksi
FR2707063B1 (et) * 1993-06-25 1995-09-22 Alcatel Mobile Comm France
US5457734A (en) * 1993-07-08 1995-10-10 At&T Ipm Corp. Multi-band cellular radiotelephone system architecture
US5422931A (en) * 1993-09-22 1995-06-06 Hughes Aircraft Company Dual mode portable cellular telephone having switch control of the rf signal path to effectuate power savings
FI941862A (fi) * 1994-04-21 1995-10-22 Nokia Mobile Phones Ltd Menetelmä ja radiotaajuusjärjestelmä kahden eri taajuusalueella toimivan radioviestinjärjestelmän vastaanottimen ja lähettimen taajuuksien muodostamiseksi ja kahdella eri taajuusalueella toimiva vastaanotin ja lähetin sekä edellisten käyttö matkapuhelimessa
EP0718964A3 (en) * 1994-12-20 1996-10-02 Fujitsu Compound Semiconductor Switchable oscillator circuit and method
JPH09200070A (ja) * 1996-01-12 1997-07-31 Matsushita Electric Ind Co Ltd 受信回路
US5732330A (en) * 1996-07-02 1998-03-24 Ericsson Inc. Dual band transceiver

Also Published As

Publication number Publication date
EP0931385A2 (en) 1999-07-28
US5995815A (en) 1999-11-30
SE9603730L (sv) 1998-04-12
WO1998017010A3 (en) 1998-06-04
CN1233359A (zh) 1999-10-27
EE9900124A (et) 1999-12-15
EE03841B1 (et) 2002-08-15
BR9712215A (pt) 1999-08-31
AU4642497A (en) 1998-05-11
WO1998017010A2 (en) 1998-04-23
SE9603730D0 (sv) 1996-10-11
CN1155162C (zh) 2004-06-23

Similar Documents

Publication Publication Date Title
SE507527C2 (sv) Flerbandsmottagare som genererar en mellanfrekvens som är gemensam för de olika frekvensbanden, och förfarande för densamma
AU692642B2 (en) Wide band radio-frequency converter having multiple use of intermediate frequency translators
US6483355B1 (en) Single chip CMOS transmitter/receiver and method of using same
KR100298111B1 (ko) 다중대역이동유닛통신장치
US6584304B1 (en) Switchable wide band receiver front end for a multiband receiver
EP1834412B1 (en) Low intermediate frequency (if) radio receiver circuits
KR100540409B1 (ko) 다중 모드 직접 변환 수신기
EP0968570B1 (en) A multi-carrier radio system and radio transceiver implementation
US5802463A (en) Apparatus and method for receiving a modulated radio frequency signal by converting the radio frequency signal to a very low intermediate frequency signal
US6201952B1 (en) Radio communication apparatus
US6415001B1 (en) System and process for shared frequency source multi-band transmitters and receivers
US20010039182A1 (en) Direct conversion circuit for radio frequency signals
US20060286939A1 (en) Local signal generation circuit
US11064446B2 (en) Apparatus and methods for wideband receivers
WO1998052292A1 (en) Dual-band radio receiver
EP0963626B1 (en) Apparatus in a communication system
US20060019623A1 (en) Method and apparatus for tuning radio frequency
US20020151287A1 (en) Receiver front-end filter tuning
US6901248B1 (en) Frequency converter and radio frequency tuner
US6995595B2 (en) Direct conversion receiver having a DC offset eliminating function
US6968159B2 (en) Frequency converter and communication device
US5999572A (en) Digital broadcasting receiver tuner
US8139159B2 (en) Single down-conversion television tuner
KR20000026298A (ko) 씨모스 무선 통신 송수신기 구현을 위한 다위상 저주파수 다운변환 장치 및 방법
JPH06283936A (ja) イメージリジェクションミキサ

Legal Events

Date Code Title Description
NUG Patent has lapsed