CN100385791C - 两点调变器装置及在发射装置及接收装置的应用 - Google Patents
两点调变器装置及在发射装置及接收装置的应用 Download PDFInfo
- Publication number
- CN100385791C CN100385791C CNB2004100635129A CN200410063512A CN100385791C CN 100385791 C CN100385791 C CN 100385791C CN B2004100635129 A CNB2004100635129 A CN B2004100635129A CN 200410063512 A CN200410063512 A CN 200410063512A CN 100385791 C CN100385791 C CN 100385791C
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- CN
- China
- Prior art keywords
- frequency
- input
- digital
- tool
- output
- 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 - Fee Related
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Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/02—Details
- H03C3/09—Modifications of modulator for regulating the mean frequency
- H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
- H03C3/095—Modifications of modulator for regulating the mean frequency using a phase locked loop applying frequency modulation to the loop in front of the voltage controlled oscillator
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/02—Details
- H03C3/09—Modifications of modulator for regulating the mean frequency
- H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
- H03C3/0916—Modifications of modulator for regulating the mean frequency using a phase locked loop with frequency divider or counter in the loop
- H03C3/0925—Modifications of modulator for regulating the mean frequency using a phase locked loop with frequency divider or counter in the loop applying frequency modulation at the divider in the feedback loop
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/02—Details
- H03C3/09—Modifications of modulator for regulating the mean frequency
- H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
- H03C3/0916—Modifications of modulator for regulating the mean frequency using a phase locked loop with frequency divider or counter in the loop
- H03C3/0933—Modifications of modulator for regulating the mean frequency using a phase locked loop with frequency divider or counter in the loop using fractional frequency division in the feedback loop of the phase locked loop
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/02—Details
- H03C3/09—Modifications of modulator for regulating the mean frequency
- H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
- H03C3/0941—Modifications of modulator for regulating the mean frequency using a phase locked loop applying frequency modulation at more than one point in the loop
Landscapes
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Abstract
Description
Claims (9)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10330822A DE10330822A1 (de) | 2003-07-08 | 2003-07-08 | Zwei-Punkt-Modulator-Anordnung sowie deren Verwendung in einer Sende- und in einer Empfangsanordnung |
DE10330822.9 | 2003-07-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1578113A CN1578113A (zh) | 2005-02-09 |
CN100385791C true CN100385791C (zh) | 2008-04-30 |
Family
ID=34041685
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100635129A Expired - Fee Related CN100385791C (zh) | 2003-07-08 | 2004-07-08 | 两点调变器装置及在发射装置及接收装置的应用 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7502435B2 (zh) |
CN (1) | CN100385791C (zh) |
DE (1) | DE10330822A1 (zh) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7508898B2 (en) * | 2004-02-10 | 2009-03-24 | Bitwave Semiconductor, Inc. | Programmable radio transceiver |
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 |
US7420433B2 (en) * | 2005-11-17 | 2008-09-02 | Analog Devices, Inc. | Phase lock loop RF modulator system |
US7498871B2 (en) * | 2006-04-19 | 2009-03-03 | Sony Ericsson Mobile Communications Ab | Spectrum spreaders including tunable filters and related devices and methods |
US7672645B2 (en) * | 2006-06-15 | 2010-03-02 | Bitwave Semiconductor, Inc. | Programmable transmitter architecture for non-constant and constant envelope modulation |
US20080007365A1 (en) * | 2006-06-15 | 2008-01-10 | Jeff Venuti | Continuous gain compensation and fast band selection in a multi-standard, multi-frequency synthesizer |
US7869541B2 (en) * | 2006-11-17 | 2011-01-11 | Broadcom Corporation | Method and system for direct and polar modulation using a two input PLL |
GB0805812D0 (en) * | 2008-03-31 | 2008-04-30 | Cambridge Silicon Radio Ltd | Phase locked loop modulation |
US8280340B2 (en) * | 2009-09-01 | 2012-10-02 | Quintic Holdings | Clock generation for integrated radio frequency receivers |
US7902891B1 (en) * | 2009-10-09 | 2011-03-08 | Panasonic Corporation | Two point modulator using voltage control oscillator and calibration processing method |
EP2383913B1 (en) * | 2010-04-30 | 2013-10-23 | Nxp B.V. | RF digital spur reduction |
US8634512B2 (en) * | 2011-02-08 | 2014-01-21 | Qualcomm Incorporated | Two point modulation digital phase locked loop |
US9337848B2 (en) * | 2014-02-27 | 2016-05-10 | Industry-Academic Cooperation Foundation, Yonsei University | Clock and data recovery device |
US10048354B2 (en) * | 2015-08-13 | 2018-08-14 | Texas Instruments Incorporated | Chirp frequency non-linearity mitigation in radar systems |
US9917686B2 (en) * | 2016-01-14 | 2018-03-13 | Ensilica Limited | Two point polar modulator |
CN115102543B (zh) * | 2022-08-26 | 2023-01-03 | 天津七一二移动通信有限公司 | 一种高性能4fsk调制电路及实现方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5834987A (en) * | 1997-07-30 | 1998-11-10 | Ercisson Inc. | Frequency synthesizer systems and methods for three-point modulation with a DC response |
CN1265785A (zh) * | 1997-07-31 | 2000-09-06 | 艾利森公司 | 无线电发射机中自动频率偏移设置与控制的系统和方法 |
WO2001011783A1 (en) * | 1999-08-10 | 2001-02-15 | Koninklijke Philips Electronics N.V. | Fractional- n frequency synthesiser |
WO2002099961A2 (de) * | 2001-06-07 | 2002-12-12 | Infineon Technologies Ag | Zwei-punkt-modulator mit pll-schaltung und vereinfachter digitaler vorfilterung |
US6515553B1 (en) * | 1999-09-10 | 2003-02-04 | Conexant Systems Inc. | Delta-sigma based dual-port modulation scheme and calibration techniques for similar modulation schemes |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69826835T2 (de) * | 1998-05-29 | 2006-02-23 | Motorola Semiconducteurs S.A. | Frequenzsynthetisierer |
DE19929167A1 (de) * | 1999-06-25 | 2000-12-28 | Siemens Ag | Modulator und Verfahren zur Phasen- oder Frequenzmodulation mit einer PLL-Schaltung |
GB2354649A (en) * | 1999-09-22 | 2001-03-28 | Cadence Design Systems Inc | Method and apparatus for generating a modulated radio frequency output signal |
DE10108636A1 (de) * | 2001-02-22 | 2002-09-19 | Infineon Technologies Ag | Abgleichverfahren und Abgleicheinrichtung für PLL-Schaltung zur Zwei-Punkt-Modulation |
US7242229B1 (en) * | 2001-05-06 | 2007-07-10 | Altera Corporation | Phase locked loop (PLL) and delay locked loop (DLL) counter and delay element programming in user mode |
DE10147963A1 (de) * | 2001-09-28 | 2003-04-30 | Infineon Technologies Ag | Abgleichverfahren für eine nach dem Zwei-Punkt-Prinzip arbeitende PLL-Schaltung und PLL-Schaltung mit einer Abgleichvorrichtung |
JP4041323B2 (ja) * | 2002-03-12 | 2008-01-30 | 松下電器産業株式会社 | 周波数変調装置、周波数変調方法、および、無線回路装置 |
US6844763B1 (en) * | 2002-08-29 | 2005-01-18 | Analog Devices, Inc. | Wideband modulation summing network and method thereof |
JP4130792B2 (ja) * | 2002-11-25 | 2008-08-06 | 本田技研工業株式会社 | 膜−電極構造体及びそれを用いる固体高分子型燃料電池 |
-
2003
- 2003-07-08 DE DE10330822A patent/DE10330822A1/de not_active Withdrawn
-
2004
- 2004-06-29 US US10/879,431 patent/US7502435B2/en active Active
- 2004-07-08 CN CNB2004100635129A patent/CN100385791C/zh not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5834987A (en) * | 1997-07-30 | 1998-11-10 | Ercisson Inc. | Frequency synthesizer systems and methods for three-point modulation with a DC response |
CN1265785A (zh) * | 1997-07-31 | 2000-09-06 | 艾利森公司 | 无线电发射机中自动频率偏移设置与控制的系统和方法 |
WO2001011783A1 (en) * | 1999-08-10 | 2001-02-15 | Koninklijke Philips Electronics N.V. | Fractional- n frequency synthesiser |
US6515553B1 (en) * | 1999-09-10 | 2003-02-04 | Conexant Systems Inc. | Delta-sigma based dual-port modulation scheme and calibration techniques for similar modulation schemes |
WO2002099961A2 (de) * | 2001-06-07 | 2002-12-12 | Infineon Technologies Ag | Zwei-punkt-modulator mit pll-schaltung und vereinfachter digitaler vorfilterung |
Also Published As
Publication number | Publication date |
---|---|
CN1578113A (zh) | 2005-02-09 |
US20050041755A1 (en) | 2005-02-24 |
DE10330822A1 (de) | 2005-02-10 |
US7502435B2 (en) | 2009-03-10 |
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Owner name: INFINEON TECHNOLOGIES AG Free format text: FORMER OWNER: INFENNIAN TECHNOLOGIES AG Effective date: 20120626 |
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C56 | Change in the name or address of the patentee |
Owner name: INTEL MOBILE COMMUNICATIONS TECHNOLOGY LTD. Free format text: FORMER NAME: INFINEON TECHNOLOGIES AG Owner name: INTEL MOBILE COMMUNICATIONS LTD. Free format text: FORMER NAME: INTEL MOBILE COMMUNICATIONS TECHNOLOGY LTD. |
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CP01 | Change in the name or title of a patent holder |
Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Infineon Technologies AG Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Intel Mobile Communications GmbH |
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Effective date of registration: 20120626 Address after: Neubiberg, Germany Patentee after: Infineon Technologies AG Address before: Munich, Germany Patentee before: INFINEON TECHNOLOGIES AG |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080430 Termination date: 20160708 |
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CF01 | Termination of patent right due to non-payment of annual fee |