|
US6650711B1
(en)
*
|
2000-06-02 |
2003-11-18 |
Tropian, Inc. |
Quadrature modulation with reduced phase-error distortion
|
|
US6975687B2
(en)
*
|
2000-06-16 |
2005-12-13 |
Hughes Electronics Corporation |
Linearized offset QPSK modulation utilizing a sigma-delta based frequency modulator
|
|
DE10100555B4
(de)
*
|
2001-01-09 |
2004-05-27 |
Texas Instruments Deutschland Gmbh |
Schaltungsanordnung zur Erzeugung eines phasenstarren frequenzmodulierbaren Trägerfrequenzsignals
|
|
US6734749B2
(en)
|
2001-05-29 |
2004-05-11 |
Telefonaktiebolaget Lm Ericsson (Publ) |
Direct modulated phase-locked loop
|
|
DE10127612A1
(de)
*
|
2001-06-07 |
2003-01-02 |
Infineon Technologies Ag |
Zwei-Punkt-Modulator mit PLL-Schaltung und vereinfachter digitaler Vorfilterung
|
|
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
|