JP2003510899A5 - - Google Patents

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Publication number
JP2003510899A5
JP2003510899A5 JP2001525914A JP2001525914A JP2003510899A5 JP 2003510899 A5 JP2003510899 A5 JP 2003510899A5 JP 2001525914 A JP2001525914 A JP 2001525914A JP 2001525914 A JP2001525914 A JP 2001525914A JP 2003510899 A5 JP2003510899 A5 JP 2003510899A5
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JP
Japan
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.)
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Application number
JP2001525914A
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Japanese (ja)
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JP2003510899A (ja
JP4808882B2 (ja
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Publication date
Priority claimed from GB9922469A external-priority patent/GB2354649A/en
Application filed filed Critical
Publication of JP2003510899A publication Critical patent/JP2003510899A/ja
Publication of JP2003510899A5 publication Critical patent/JP2003510899A5/ja
Application granted granted Critical
Publication of JP4808882B2 publication Critical patent/JP4808882B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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JP2001525914A 1999-09-22 2000-09-21 Pllとデルタシグマ変調器とを有する無線送信器機構 Expired - Fee Related JP4808882B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9922469A GB2354649A (en) 1999-09-22 1999-09-22 Method and apparatus for generating a modulated radio frequency output signal
GB9922469.3 1999-09-22
PCT/GB2000/003619 WO2001022674A1 (en) 1999-09-22 2000-09-21 Radio transmitter architecture comprising a pll and a delta-sigma modulator

Publications (3)

Publication Number Publication Date
JP2003510899A JP2003510899A (ja) 2003-03-18
JP2003510899A5 true JP2003510899A5 (enExample) 2011-05-06
JP4808882B2 JP4808882B2 (ja) 2011-11-02

Family

ID=10861422

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001525914A Expired - Fee Related JP4808882B2 (ja) 1999-09-22 2000-09-21 Pllとデルタシグマ変調器とを有する無線送信器機構

Country Status (7)

Country Link
US (1) US7120396B2 (enExample)
JP (1) JP4808882B2 (enExample)
CN (1) CN1190931C (enExample)
AU (1) AU7302900A (enExample)
DE (1) DE10085085T1 (enExample)
GB (2) GB2354649A (enExample)
WO (1) WO2001022674A1 (enExample)

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US6734749B2 (en) 2001-05-29 2004-05-11 Telefonaktiebolaget Lm Ericsson (Publ) Direct modulated phase-locked loop
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EP1289150A1 (en) 2001-08-24 2003-03-05 STMicroelectronics S.r.l. A process for generating a variable frequency signal, for instance for spreading the spectrum of a clock signal, and device therefor
DE10207544A1 (de) 2002-02-22 2003-09-18 Infineon Technologies Ag Verfahren zum Abgleichen eines Zwei-Punkt-Modulators und Zwei-Punkt-Modulator mit einer Abgleichvorrichtung
GB2394372B (en) * 2002-10-19 2004-08-25 Motorola Inc Frequency generation in a wireless communication unit
DE10330822A1 (de) * 2003-07-08 2005-02-10 Infineon Technologies Ag Zwei-Punkt-Modulator-Anordnung sowie deren Verwendung in einer Sende- und in einer Empfangsanordnung
US7352249B2 (en) * 2003-10-03 2008-04-01 Analog Devices, Inc. Phase-locked loop bandwidth calibration circuit and method thereof
TWI373925B (en) 2004-02-10 2012-10-01 Tridev Res L L C Tunable resonant circuit, tunable voltage controlled oscillator circuit, tunable low noise amplifier circuit and method of tuning a resonant circuit
JP4410128B2 (ja) * 2004-03-12 2010-02-03 パナソニック株式会社 周波数変調装置及びポーラ変調送信装置
US7706495B2 (en) 2004-03-12 2010-04-27 Panasonic Corporation Two-point frequency modulation apparatus
JP4155406B2 (ja) * 2004-04-01 2008-09-24 ソニー・エリクソン・モバイルコミュニケーションズ株式会社 デルタシグマ変調型分数分周pll周波数シンセサイザ、及び、無線通信装置
US20050266805A1 (en) * 2004-05-28 2005-12-01 Jensen Henrik T Digital delta sigma modulator and applications thereof
US7443261B2 (en) 2004-12-24 2008-10-28 Matsushita Electric Industrial Co., Ltd. Phase modulating apparatus, communication device, mobile wireless unit, and phase modulating method
WO2006118056A1 (ja) * 2005-04-27 2006-11-09 Matsushita Electric Industrial Co., Ltd. 2点変調型位相変調装置、ポーラ変調送信装置、無線送信装置及び無線通信装置
DE102005032060A1 (de) * 2005-07-08 2007-01-18 Infineon Technologies Ag Sendeanordnung, Sende-Empfänger mit der Sendeanordnung und Verfahren zur Signalverarbeitung
EP1916773B1 (en) * 2005-08-19 2010-10-06 Fujitsu Limited DC offset correction device and its method
US7826811B2 (en) 2005-11-10 2010-11-02 Panasonic Corporation Phase modulation apparatus and wireless communication apparatus
US7672645B2 (en) * 2006-06-15 2010-03-02 Bitwave Semiconductor, Inc. Programmable transmitter architecture for non-constant and constant envelope modulation
US7522005B1 (en) * 2006-07-28 2009-04-21 Sequoia Communications KFM frequency tracking system using an analog correlator
US7822392B2 (en) * 2006-11-13 2010-10-26 Panasonic Corporation Frequency modulation circuit, transmission circuit and communication device
US7649428B2 (en) * 2007-03-13 2010-01-19 Pine Valley Investments, Inc. Method and system for generating noise in a frequency synthesizer
US20080258942A1 (en) * 2007-04-23 2008-10-23 Infineon Technologies Ag Sigma-delta multiplier, phase-locked loop with extended tuning range and methods for generating rf signals
ES2608055T3 (es) 2008-08-20 2017-04-05 Qualcomm Incorporated Modulación MUROS que usa combinaciones lineales de banda base con conformación lineal de pulsos Gaussianos para dos usuarios en una ranura temporal usada por estaciones remotas con DARP y sin DARP
US8867382B2 (en) * 2008-08-20 2014-10-21 Qualcomm Incorporated Power control method for a GERAN system to increase GERAN network capacity
US7868672B2 (en) * 2008-12-09 2011-01-11 Qualcomm Incorporated Digital phase-locked loop with two-point modulation and adaptive delay matching
DE102009000569A1 (de) * 2009-02-03 2010-08-05 Biotronik Crm Patent Ag Sendemodul
US20100199406A1 (en) 2009-02-06 2010-08-12 Nike, Inc. Thermoplastic Non-Woven Textile Elements
US8076960B2 (en) * 2009-04-29 2011-12-13 Qualcomm Incorporated Digital phase-locked loop with two-point modulation using an accumulator and a phase-to-digital converter
US8442466B2 (en) * 2009-06-26 2013-05-14 Qualcomm Incorporated FM transmitter with a delta-sigma modulator and a phase-locked loop
US8446191B2 (en) * 2009-12-07 2013-05-21 Qualcomm Incorporated Phase locked loop with digital compensation for analog integration
US8339165B2 (en) 2009-12-07 2012-12-25 Qualcomm Incorporated Configurable digital-analog phase locked loop
US8554159B2 (en) * 2010-04-09 2013-10-08 Intel Mobile Communications GmbH Direct FM/PM modulation
TWI465080B (zh) * 2011-03-04 2014-12-11 Univ Nat Sun Yat Sen 具有抗干擾之雙點調制直接轉頻發射機
US8767876B2 (en) 2011-12-31 2014-07-01 St-Ericsson Sa Filter offset compensation
DE102013110823A1 (de) * 2013-09-30 2015-04-02 Intel IP Corporation Phasenregelschaltkreis, Verfahren zum Erzeugen eines Auswertungssignals, ein Gerät zum Erzeugen eines Auswertungssignals und eine elektronische Vorrichtung
CN105099440B (zh) * 2014-05-22 2018-03-20 北京大学深圳研究生院 一种基于锁相环的收发机及通信方法
US8942315B1 (en) 2014-05-29 2015-01-27 Cypress Semiconductor Corporation Systems, methods, and devices for frequency calibration of transmitters
US9634877B2 (en) * 2015-07-01 2017-04-25 Sunrise Micro Devices, Inc. Trim for dual-port frequency modulation
CN111245472B (zh) * 2020-04-26 2020-08-04 杭州城芯科技有限公司 射频收发芯片、针对射频收发芯片的同步系统及方法
CN111510119B (zh) * 2020-04-30 2023-10-27 矽力杰半导体技术(杭州)有限公司 频率调制电路以及应用其的发射机

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GB2238434B (en) * 1989-11-22 1994-03-16 Stc Plc Frequency synthesiser
US5337024A (en) * 1993-06-22 1994-08-09 Rockwell International Corporation Phase locked loop frequency modulator using fractional division
FR2716312B1 (fr) * 1994-02-11 1996-03-22 Thomson Csf Dispositif de modulation de phase continue par synthétiseur de fréquences à boucle à verrouillage de phase.
US5834987A (en) * 1997-07-30 1998-11-10 Ercisson Inc. Frequency synthesizer systems and methods for three-point modulation with a DC response
US6920182B2 (en) * 2001-01-09 2005-07-19 Microtune (Texas), L.P. Delta-sigma modulator system and method
US20030157905A1 (en) * 2002-02-18 2003-08-21 Matsushita Electric Industrial Co., Ltd. Transmitter and associated method for reducing the adjacent channel power during wireless communications
US7230996B2 (en) * 2002-06-13 2007-06-12 Matsushita Electric Industrial Co., Ltd. Transmitting circuit device and wireless communications device
US6784817B2 (en) * 2002-06-13 2004-08-31 Matsushita Electric Industrial Co., Ltd. Data generating method, data generator, and transmitter using the same
US6809669B1 (en) * 2004-01-13 2004-10-26 Northrop Grumman Corporation Selective noise generator

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