BR9710092A - Transmissor e estação móvel de banda dual e processo para transmissão de um sinal de dados em uma primeira banda de frequência mais baixa ou em uma segunda banda de frequência mais alta - Google Patents
Transmissor e estação móvel de banda dual e processo para transmissão de um sinal de dados em uma primeira banda de frequência mais baixa ou em uma segunda banda de frequência mais altaInfo
- Publication number
- BR9710092A BR9710092A BR9710092A BR9710092A BR9710092A BR 9710092 A BR9710092 A BR 9710092A BR 9710092 A BR9710092 A BR 9710092A BR 9710092 A BR9710092 A BR 9710092A BR 9710092 A BR9710092 A BR 9710092A
- Authority
- BR
- Brazil
- Prior art keywords
- band
- station
- transmitting
- data signal
- mobile transmitter
- Prior art date
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
- H04B1/38—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
-
- 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
- H04B1/0053—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 with common antenna for more than one band
- H04B1/006—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 with common antenna for more than one band using switches for selecting the desired band
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/16—Multiple-frequency-changing
-
- 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
- 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
- H04B1/0053—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 with common antenna for more than one band
- H04B1/0057—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 with common antenna for more than one band using diplexing or multiplexing filters for selecting the desired 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
- H04B1/38—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)
- Power Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/675,171 US5732330A (en) | 1996-07-02 | 1996-07-02 | Dual band transceiver |
PCT/US1997/011137 WO1998000927A1 (en) | 1996-07-02 | 1997-06-26 | Dual band transceiver |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9710092A true BR9710092A (pt) | 1999-08-10 |
Family
ID=24709345
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9710092A BR9710092A (pt) | 1996-07-02 | 1997-06-26 | Transmissor e estação móvel de banda dual e processo para transmissão de um sinal de dados em uma primeira banda de frequência mais baixa ou em uma segunda banda de frequência mais alta |
Country Status (10)
Country | Link |
---|---|
US (1) | US5732330A (pt) |
EP (1) | EP0909485B1 (pt) |
JP (1) | JP3989962B2 (pt) |
KR (1) | KR100325030B1 (pt) |
CN (1) | CN1146126C (pt) |
AU (1) | AU727143B2 (pt) |
BR (1) | BR9710092A (pt) |
EE (1) | EE03789B1 (pt) |
HK (2) | HK1019527A1 (pt) |
WO (1) | WO1998000927A1 (pt) |
Families Citing this family (68)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2742946B1 (fr) * | 1995-12-22 | 1998-01-16 | Alcatel Mobile Comm France | Terminal de radiocommunication multimode |
JPH09261106A (ja) * | 1996-03-22 | 1997-10-03 | Matsushita Electric Ind Co Ltd | 複数帯域移動無線機 |
JP3017955B2 (ja) * | 1996-03-27 | 2000-03-13 | アンリツ株式会社 | 無線機試験装置及び方法 |
JP3241594B2 (ja) * | 1996-04-08 | 2001-12-25 | 松下電器産業株式会社 | 複数帯域移動無線装置 |
US6223053B1 (en) * | 1996-06-26 | 2001-04-24 | Cisco Systems, Inc. | Universal radio for use in various cellular communication systems |
SE507527C2 (sv) * | 1996-10-11 | 1998-06-15 | Ericsson Telefon Ab L M | Flerbandsmottagare som genererar en mellanfrekvens som är gemensam för de olika frekvensbanden, och förfarande för densamma |
US5898906A (en) * | 1996-10-29 | 1999-04-27 | Gec Plessey Semiconductors, Inc. | System and method for implementing a cellular radio transmitter device |
US6061575A (en) * | 1996-11-06 | 2000-05-09 | Ericsson Inc. | Frequency synthesizer circuit for mobile stations |
US5960364A (en) * | 1996-11-08 | 1999-09-28 | Ericsson Inc. | Satellite/cellular phone using different channel spacings on forward and return links |
KR100201814B1 (ko) * | 1996-12-06 | 1999-06-15 | 윤종용 | 삼중 겸용 휴대전화기의 무선신호 처리장치 |
JP3255054B2 (ja) | 1996-12-10 | 2002-02-12 | 富士通株式会社 | デジタル携帯電話機 |
US5878332A (en) * | 1997-02-07 | 1999-03-02 | Eic Enterprises Corporation | Multiple frequency RF transceiver |
US5926751A (en) * | 1997-02-19 | 1999-07-20 | Motorola, Inc. | Method and apparatus for receiving communication signals |
US5963852A (en) * | 1997-03-24 | 1999-10-05 | Ericsson Inc. | Dual band mobile station |
US5974302A (en) * | 1997-03-24 | 1999-10-26 | Lucent Technologies Inc. | Dual band cellular/PCS transceiver |
US5815804A (en) * | 1997-04-17 | 1998-09-29 | Motorola | Dual-band filter network |
US5974305A (en) | 1997-05-15 | 1999-10-26 | Nokia Mobile Phones Limited | Dual band architectures for mobile stations |
US6442382B1 (en) * | 1997-06-27 | 2002-08-27 | Agere Systems Guardian Corp. | Filter switching system and method |
JPH1141131A (ja) * | 1997-07-15 | 1999-02-12 | Toshiba Corp | 無線通信装置 |
JP3848445B2 (ja) * | 1997-09-26 | 2006-11-22 | 松下電器産業株式会社 | 複数通信方式対応の無線機 |
US6125107A (en) * | 1997-10-29 | 2000-09-26 | Qualcomm Incorporated | Dual-band RF test interface circuit |
US6112059A (en) * | 1997-11-12 | 2000-08-29 | Motorola, Inc. | Off-channel leakage power monitor apparatus and method |
US6359940B1 (en) * | 1998-03-02 | 2002-03-19 | Qualcomm Incorporated | Method and apparatus for downconverting signals transmitted using a plurality of modulation formats to a common intermediate frequency range |
US6308050B1 (en) * | 1998-03-23 | 2001-10-23 | Motorola, Inc. | Dual band mobile phone using the same intermediate frequency for both bands |
US6397077B1 (en) * | 1998-05-20 | 2002-05-28 | Conexant Systems, Inc. | Wide frequency range couplers and detectors for power detection in multiple frequency band systems |
US5973568A (en) * | 1998-06-01 | 1999-10-26 | Motorola Inc. | Power amplifier output module for dual-mode digital systems |
US5969681A (en) * | 1998-06-05 | 1999-10-19 | Ericsson Inc. | Extended bandwidth dual-band patch antenna systems and associated methods of broadband operation |
JP3389945B2 (ja) * | 1998-06-18 | 2003-03-24 | 日本電気株式会社 | デュアルバンド送受信回路 |
US6163709A (en) * | 1998-06-24 | 2000-12-19 | Conexant Systems, Inc. | Cellular phone with a logarithmic detector |
US6151509A (en) * | 1998-06-24 | 2000-11-21 | Conexant Systems, Inc. | Dual band cellular phone with two power amplifiers and a current detector for monitoring the consumed power |
DE69836728T2 (de) * | 1998-07-03 | 2007-04-26 | Sony Deutschland Gmbh | Zweibandsendeempfänger |
US6052568A (en) * | 1998-08-24 | 2000-04-18 | Celeritek | Apparatus and method for efficiently implementing a satellite transceiver system |
US20020068530A1 (en) * | 1998-09-25 | 2002-06-06 | Leo L. Li | Device and process for coupling multi-band transmitters and receivers and communication system employing same |
US6433673B1 (en) | 1998-09-25 | 2002-08-13 | Conexant Systems, Inc. | Digital enunciator, process and communication system employing same |
GB2341993B (en) * | 1998-09-25 | 2003-03-12 | Nec Technologies | Radio receivers |
FI112741B (fi) | 1998-11-26 | 2003-12-31 | Nokia Corp | Menetelmä ja järjestely RF-signaalien lähettämiseksi ja vastaanottamiseksi tiedonsiirtojärjestelmien erilaisissa radiorajapinnoissa |
DE69842089D1 (de) * | 1998-11-30 | 2011-02-17 | Sony Deutschland Gmbh | Dualbandsende-Empfänger |
US6411820B1 (en) | 1999-04-20 | 2002-06-25 | Conexant Systems, Inc. | Switchable phase lock loop for dual mode applications |
US6584090B1 (en) * | 1999-04-23 | 2003-06-24 | Skyworks Solutions, Inc. | System and process for shared functional block CDMA and GSM communication transceivers |
US7505745B1 (en) * | 1999-05-25 | 2009-03-17 | Xm Satellite Radio, Inc. | Interoperable satellite digital audio radio service (SDARS) receiver architecture |
US6496708B1 (en) | 1999-09-15 | 2002-12-17 | Motorola, Inc. | Radio frequency coupler apparatus suitable for use in a multi-band wireless communication device |
US6826388B1 (en) * | 1999-11-15 | 2004-11-30 | Renesas Technology Corp. | Mobile communication apparatus including dividers in transmitter and receiver |
JP2001177433A (ja) * | 1999-12-21 | 2001-06-29 | Murata Mfg Co Ltd | 高周波複合部品及び移動体通信装置 |
US6912376B1 (en) * | 1999-12-27 | 2005-06-28 | Texas Instruments Incorporated | Mobile phone transceiver |
KR20010109884A (ko) * | 2000-06-03 | 2001-12-12 | 함상천 | 코드 분할 다중 접속 방식을 이용한 전화기 |
JP2002009638A (ja) * | 2000-06-19 | 2002-01-11 | Nec Corp | 通信装置の電力増幅回路 |
WO2002001741A1 (fr) * | 2000-06-26 | 2002-01-03 | Matsushita Electric Industrial Co., Ltd. | Circuit de repartition a trois frequences, circuit de repartition et dispositif de communication radio |
EP1207627B1 (en) * | 2000-11-16 | 2005-01-19 | Sony International (Europe) GmbH | An efficient GS;/DSC/UMTS (UTRA/FDD) RF transceiver architecture |
US6754508B1 (en) | 2001-01-25 | 2004-06-22 | National Semiconductor Corporation | Multiple-band wireless transceiver with quadrature conversion transmitter and receiver circuits |
US6735426B1 (en) | 2001-01-25 | 2004-05-11 | National Semiconductor Corporation | Multiple-band wireless transceiver with quadrature conversion transmitter and receiver circuits |
JP2002280911A (ja) * | 2001-03-19 | 2002-09-27 | Nec Corp | 送信回路及びそれを搭載した通信端末 |
KR100377928B1 (ko) * | 2001-05-11 | 2003-03-29 | 삼성전자주식회사 | 이동 통신단말기에 장착된 근거리 무선 통신장치에서의신호간섭 제거방법 및 장치 |
US7123664B2 (en) * | 2002-09-17 | 2006-10-17 | Nokia Corporation | Multi-mode envelope restoration architecture for RF transmitters |
WO2004107590A1 (en) * | 2003-05-23 | 2004-12-09 | Skyworks Solutions, Inc. | Shared functional block multi-mode multi-band communication transceivers |
KR100652899B1 (ko) * | 2003-12-26 | 2006-12-06 | 한국전자통신연구원 | 직접 변환 rf 프론트-앤드 송수신기 및 그 구성요소들 |
DE602004004503D1 (de) * | 2004-04-02 | 2007-03-15 | Suisse Electronique Microtech | HF-Mehrbandempfänger mit Vorrichtung zur Reduzierung des Energieverbrauches |
WO2006023726A1 (en) * | 2004-08-19 | 2006-03-02 | Intrinsix Corporation | Hybrid heterodyne transmitters and receivers |
US20060094438A1 (en) * | 2004-11-01 | 2006-05-04 | Bruce Hamilton | System and method for determining user-perceived holes in wireless communication coverage areas |
KR100658225B1 (ko) * | 2004-12-17 | 2006-12-15 | 한국전자통신연구원 | 신호처리 주파수대역의 가변을 위한 무선 송수신 장치 |
WO2006077552A1 (en) * | 2005-01-21 | 2006-07-27 | Koninklijke Philips Electronics N.V. | Low-noise mixer |
US7395040B2 (en) * | 2005-03-29 | 2008-07-01 | Broadcom Corporation | Multiple band multiple input multiple output transceiver integrated circuit |
US7787843B2 (en) * | 2005-03-29 | 2010-08-31 | Broadcom Corporation | Multiple band direct conversion radio frequency transceiver integrated circuit |
WO2007120400A1 (en) * | 2006-04-16 | 2007-10-25 | Intrinsix Corporation | Mismatch-shaping dynamic element matching systems and methods for multi-bit sigma-delta data converters |
CN101110595B (zh) * | 2006-07-21 | 2010-06-09 | 联发科技股份有限公司 | 多级linc发射器 |
WO2011067862A1 (ja) * | 2009-12-04 | 2011-06-09 | 富士通株式会社 | 基地局装置、移動端末、通信システムおよび無線通信方法 |
US9634717B2 (en) * | 2015-03-20 | 2017-04-25 | Huawei Technologies Co., Ltd. | Single local oscillator architecture for dual-band microwave/millimeter-wave transceiver |
CN112242853B (zh) * | 2019-07-18 | 2022-08-30 | 深圳市海能达通信有限公司 | 数据通信方法及装置 |
WO2021235575A1 (ko) * | 2020-05-22 | 2021-11-25 | 엘지전자 주식회사 | 자율 주행 차량 및 그 제어 방법 |
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US5367558A (en) * | 1988-09-23 | 1994-11-22 | Motorola, Inc. | Cellular cordless telephone |
JPH0389721A (ja) * | 1989-09-01 | 1991-04-15 | Oki Electric Ind Co Ltd | 送受信装置 |
JP2595783B2 (ja) * | 1990-07-31 | 1997-04-02 | 日本電気株式会社 | 送信器 |
JP2814297B2 (ja) * | 1990-08-07 | 1998-10-22 | 松下電器産業株式会社 | 無線電話装置 |
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JPH0815267B2 (ja) * | 1991-09-27 | 1996-02-14 | 松下電器産業株式会社 | 無線電話機 |
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JPH06188781A (ja) * | 1992-12-21 | 1994-07-08 | Toshiba Corp | デュアルモード無線通信装置 |
JPH06224834A (ja) * | 1993-01-28 | 1994-08-12 | Hitachi Ltd | ディジタル自動車電話端末装置 |
JPH06284033A (ja) * | 1993-03-29 | 1994-10-07 | Toshiba Corp | デジタルコードレス電話システム等の無線通信システム |
US5392460A (en) * | 1993-04-23 | 1995-02-21 | Nokia Mobile Phones Ltd. | Dual mode radiotelephone terminal selectively operable for frequency modulated or phase modulated operation |
JP2698538B2 (ja) * | 1993-08-31 | 1998-01-19 | 日立金属株式会社 | トランス型積層分配器 |
US5511236A (en) * | 1993-12-07 | 1996-04-23 | National Semiconductor Corporation | Half duplex RF transceiver |
US5483549A (en) * | 1994-03-04 | 1996-01-09 | Stanford Telecommunications, Inc. | Receiver having for charge-coupled-device based receiver signal processing |
US5465409A (en) * | 1994-03-07 | 1995-11-07 | Motorola, Inc. | Radio architecture with dual frequency source selection |
-
1996
- 1996-07-02 US US08/675,171 patent/US5732330A/en not_active Expired - Fee Related
-
1997
- 1997-06-26 BR BR9710092A patent/BR9710092A/pt not_active IP Right Cessation
- 1997-06-26 EE EE9800455A patent/EE03789B1/xx not_active IP Right Cessation
- 1997-06-26 CN CNB971960062A patent/CN1146126C/zh not_active Expired - Fee Related
- 1997-06-26 WO PCT/US1997/011137 patent/WO1998000927A1/en active IP Right Grant
- 1997-06-26 JP JP50429398A patent/JP3989962B2/ja not_active Expired - Fee Related
- 1997-06-26 AU AU34117/97A patent/AU727143B2/en not_active Ceased
- 1997-06-26 EP EP97930234A patent/EP0909485B1/en not_active Expired - Lifetime
- 1997-06-26 KR KR1019980710074A patent/KR100325030B1/ko not_active IP Right Cessation
-
1999
- 1999-10-20 HK HK99104643A patent/HK1019527A1/xx not_active IP Right Cessation
-
2000
- 2000-01-20 HK HK00100365A patent/HK1021675A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AU727143B2 (en) | 2000-12-07 |
HK1019527A1 (en) | 2000-02-11 |
AU3411797A (en) | 1998-01-21 |
CN1146126C (zh) | 2004-04-14 |
WO1998000927A1 (en) | 1998-01-08 |
EE03789B1 (et) | 2002-06-17 |
JP2002506581A (ja) | 2002-02-26 |
EP0909485A1 (en) | 1999-04-21 |
HK1021675A1 (en) | 2000-06-23 |
US5732330A (en) | 1998-03-24 |
KR20000016489A (ko) | 2000-03-25 |
EP0909485B1 (en) | 2001-12-19 |
JP3989962B2 (ja) | 2007-10-10 |
KR100325030B1 (ko) | 2002-08-14 |
CN1223756A (zh) | 1999-07-21 |
EE9800455A (et) | 1999-06-15 |
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