DE60121518D1 - Frequenzsynthetisierer und Multiband-Funkgerät mit einem solchen Frequenzsynthetisierer - Google Patents
Frequenzsynthetisierer und Multiband-Funkgerät mit einem solchen FrequenzsynthetisiererInfo
- Publication number
- DE60121518D1 DE60121518D1 DE60121518T DE60121518T DE60121518D1 DE 60121518 D1 DE60121518 D1 DE 60121518D1 DE 60121518 T DE60121518 T DE 60121518T DE 60121518 T DE60121518 T DE 60121518T DE 60121518 D1 DE60121518 D1 DE 60121518D1
- Authority
- DE
- Germany
- Prior art keywords
- frequency synthesizer
- multiband radio
- multiband
- radio
- synthesizer
- 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.)
- Expired - Lifetime
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
- H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
- H04B1/405—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency with multiple discrete channels
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B21/00—Generation of oscillations by combining unmodulated signals of different frequencies
- H03B21/01—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies
- H03B21/02—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies by plural beating, i.e. for frequency synthesis ; Beating in combination with multiplication or division of frequency
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Transceivers (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Superheterodyne Receivers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000247703 | 2000-08-17 | ||
JP2000247703A JP3626399B2 (ja) | 2000-08-17 | 2000-08-17 | 周波数シンセサイザ及びこれを用いたマルチバンド無線機 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60121518D1 true DE60121518D1 (de) | 2006-08-31 |
DE60121518T2 DE60121518T2 (de) | 2006-11-30 |
Family
ID=18737740
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60121518T Expired - Lifetime DE60121518T2 (de) | 2000-08-17 | 2001-08-17 | Frequenzsynthetisierer und Multiband-Funkgerät mit einem solchen Frequenzsynthetisierer |
Country Status (4)
Country | Link |
---|---|
US (3) | US6985701B2 (de) |
EP (1) | EP1184970B1 (de) |
JP (1) | JP3626399B2 (de) |
DE (1) | DE60121518T2 (de) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6728525B1 (en) * | 2000-09-01 | 2004-04-27 | Motorola, Inc. | Multimode transceiver with multiple if's and common injection |
JP2002368642A (ja) * | 2001-06-08 | 2002-12-20 | Sony Corp | 受信機およびic |
JP3672189B2 (ja) | 2001-07-13 | 2005-07-13 | ソニー株式会社 | 無線信号受信装置及び復調処理回路 |
JP3929443B2 (ja) * | 2001-10-03 | 2007-06-13 | 富士通株式会社 | 2つの周波数帯域で通信可能な無線装置および該無線装置における局部発振信号生成方法 |
JPWO2004002098A1 (ja) * | 2002-06-19 | 2005-10-27 | 株式会社日立製作所 | 無線通信装置 |
KR20040001056A (ko) * | 2002-06-26 | 2004-01-07 | 엘지전자 주식회사 | 주파수 발생 장치 |
CN100517985C (zh) | 2002-12-20 | 2009-07-22 | 株式会社瑞萨科技 | 发送电路和使用了该电路的收发机 |
DE10317598A1 (de) * | 2003-04-16 | 2004-11-25 | Infineon Technologies Ag | Integrierter Transceiverschaltkreis |
JP4220836B2 (ja) * | 2003-05-28 | 2009-02-04 | 三菱電機株式会社 | マルチバンド発振器 |
US7245882B1 (en) * | 2003-07-17 | 2007-07-17 | Atheros Communications, Inc. | Method and apparatus for a signal selective RF transceiver system |
US7424271B2 (en) * | 2003-12-04 | 2008-09-09 | Via Technologies Inc. | Multi-mode and multi-band RF transceiver and related communications method |
JP4246166B2 (ja) * | 2004-03-04 | 2009-04-02 | パナソニック株式会社 | 分周回路及びそれを用いたマルチモード無線機 |
US7747237B2 (en) * | 2004-04-09 | 2010-06-29 | Skyworks Solutions, Inc. | High agility frequency synthesizer phase-locked loop |
JP2006067284A (ja) * | 2004-08-27 | 2006-03-09 | Matsushita Electric Ind Co Ltd | 高周波受信装置とこれを用いた携帯機器 |
JP4487695B2 (ja) | 2004-09-07 | 2010-06-23 | 日本電気株式会社 | マルチバンド無線機 |
US20060267644A1 (en) * | 2005-05-24 | 2006-11-30 | Edward Youssoufian | Method and apparatus for loop filter size reduction |
US7403048B2 (en) * | 2005-06-01 | 2008-07-22 | Wilinx Corporation | Divider circuits and methods using in-phase and quadrature signals |
US7493097B2 (en) * | 2005-07-07 | 2009-02-17 | Skyworks Solutions, Inc. | High dynamic range compact mixer output stage for a wireless receiver |
DE102005032229B4 (de) * | 2005-07-09 | 2014-08-21 | Wipro Limited | Quadraturteiler |
US8145155B2 (en) * | 2005-09-06 | 2012-03-27 | Mediatek, Inc. | Passive mixer and high Q RF filter using a passive mixer |
US8050636B2 (en) | 2005-11-30 | 2011-11-01 | Broadcom Corporation | Apparatus and method for generating RF without harmonic interference |
JP4735312B2 (ja) * | 2006-02-14 | 2011-07-27 | パナソニック株式会社 | 受信装置とこれを用いた電子機器 |
US20090098833A1 (en) * | 2006-03-07 | 2009-04-16 | Takashi Tokairin | Optical module |
CN101427149B (zh) * | 2006-04-21 | 2013-09-18 | 皇家飞利浦电子股份有限公司 | 包含在线性ⅰ通道、线性q通道、正交及反正交模式之间的高速线圈模式切换的mr |
US8379838B2 (en) * | 2007-06-05 | 2013-02-19 | Skyworks Solutions, Inc. | Tone detector |
DE102007046341A1 (de) * | 2007-09-27 | 2009-04-23 | Infineon Technologies Ag | Schaltungsanordnung zum Verarbeiten eines hochfrequenten Signals |
EP2248261B1 (de) * | 2008-02-07 | 2011-07-13 | Nxp B.V. | Verfahren zum betrieb eines empfangsschemas mehrerer streams |
US8406358B1 (en) * | 2008-02-14 | 2013-03-26 | Marvell International Ltd. | Radio-frequency apparatus with programmable performance and associated methods |
KR101213473B1 (ko) * | 2009-05-07 | 2012-12-20 | 한국전자통신연구원 | 단일 발진기를 이용한 다중 출력 발진기 및 다중 출력 생성 방법 |
JPWO2011016163A1 (ja) * | 2009-08-06 | 2013-01-10 | パナソニック株式会社 | 無線通信装置 |
US8744380B2 (en) | 2011-03-17 | 2014-06-03 | Harris Corporation | Unified frequency synthesizer for direct conversion receiver or transmitter |
RU2450418C1 (ru) * | 2011-07-12 | 2012-05-10 | Закрытое акционерное общество "Научно-производственный центр "Алмаз-Фазотрон" | Широкополосный синтезатор частот |
JP6488500B2 (ja) * | 2014-05-30 | 2019-03-27 | 大学共同利用機関法人自然科学研究機構 | ホーンアンテナ型ヘテロダイン・イメージング受信器、1次元ホーンアンテナ型ヘテロダイン・イメージング受信器及び2次元ホーンアンテナ型ヘテロダイン・イメージング受信器 |
US9432236B2 (en) | 2014-09-25 | 2016-08-30 | Stmicroelectronics S.R.L. | System for generating a calibration signal, related transceiver and method |
TWI552531B (zh) | 2015-12-24 | 2016-10-01 | 財團法人工業技術研究院 | 頻率合成器及頻率合成方法 |
JP2022112832A (ja) * | 2021-01-22 | 2022-08-03 | 東芝テック株式会社 | 通信装置及び通信方法 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4725786A (en) * | 1984-07-26 | 1988-02-16 | Comstron Corporation | Full-octave direct frequency synthesizer |
EP0238710A3 (de) | 1986-02-26 | 1987-12-16 | Siemens-Albis Aktiengesellschaft | Frequenzsynthetisierer |
JPH03224322A (ja) * | 1990-01-29 | 1991-10-03 | Toshiba Corp | 選局回路 |
JPH03270512A (ja) | 1990-03-20 | 1991-12-02 | Fujitsu Ltd | 周波数シンセサイザ |
JP3270512B2 (ja) | 1992-04-28 | 2002-04-02 | 沖電気工業株式会社 | 半導体装置の製造方法 |
CA2107632C (en) * | 1992-10-05 | 1997-06-03 | Nec Corporation | Local oscillator and its frequency switching method |
JP2526847B2 (ja) * | 1993-05-24 | 1996-08-21 | 日本電気株式会社 | ディジタル方式無線電話機 |
US5495202A (en) * | 1993-06-30 | 1996-02-27 | Hughes Aircraft Company | High spectral purity digital waveform synthesizer |
JPH09298482A (ja) | 1996-05-08 | 1997-11-18 | Hitachi Ltd | ディジタル方式携帯電話機 |
KR100224102B1 (ko) * | 1996-11-28 | 1999-10-15 | 윤종용 | 이중 대역 셀룰러 전화에 이용되는 중간주파수 선택장치 및 방법 |
US6005446A (en) * | 1997-10-01 | 1999-12-21 | Raytheon Company | Microwave frequency synthesizer |
WO1999030420A1 (en) | 1997-12-05 | 1999-06-17 | Koninklijke Philips Electronics N.V. | A communication system, a communication device and a frequency synthesizer |
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 |
US6584090B1 (en) * | 1999-04-23 | 2003-06-24 | Skyworks Solutions, Inc. | System and process for shared functional block CDMA and GSM communication transceivers |
US6574462B1 (en) * | 1999-08-25 | 2003-06-03 | Analog Devices, Inc. | Local oscillator apparatus for radio frequency communication systems |
US6678503B1 (en) * | 2000-05-17 | 2004-01-13 | Intersil Americas Inc. | Apparatus for radio frequency processing with dual modulus synthesizer |
US6560449B1 (en) * | 2000-06-12 | 2003-05-06 | Broadcom Corporation | Image-rejection I/Q demodulators |
JP4071681B2 (ja) | 2003-07-24 | 2008-04-02 | 株式会社東芝 | 電圧制御発振器、周波数シンセサイザ及び通信システム |
-
2000
- 2000-08-17 JP JP2000247703A patent/JP3626399B2/ja not_active Expired - Fee Related
-
2001
- 2001-08-17 US US09/931,105 patent/US6985701B2/en not_active Expired - Fee Related
- 2001-08-17 DE DE60121518T patent/DE60121518T2/de not_active Expired - Lifetime
- 2001-08-17 EP EP01307012A patent/EP1184970B1/de not_active Expired - Lifetime
-
2005
- 2005-10-19 US US11/252,781 patent/US7715802B2/en not_active Expired - Fee Related
- 2005-10-19 US US11/252,782 patent/US20060035599A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
EP1184970B1 (de) | 2006-07-19 |
JP2002064397A (ja) | 2002-02-28 |
JP3626399B2 (ja) | 2005-03-09 |
US20020039894A1 (en) | 2002-04-04 |
US7715802B2 (en) | 2010-05-11 |
EP1184970A2 (de) | 2002-03-06 |
DE60121518T2 (de) | 2006-11-30 |
US20060035599A1 (en) | 2006-02-16 |
US20060035598A1 (en) | 2006-02-16 |
EP1184970A3 (de) | 2003-02-05 |
US6985701B2 (en) | 2006-01-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |