Synthesizer相关论文
介绍了一种基于 0 .5 μm CMOS DL L 合成 1GHz信号的新方法 .这种方法的特点是只通过使用简单的逻辑和放大来产生倍频信号 .该设......
A triple-mode fractional-N frequency synthesizer with a noise-filter voltage controlled oscillator(VCO) for WCDMA/Blueto......
A single-chip low-power transceiver IC operating in the 2.4 GHz ISM band is presented. Designed in 0.18 μm CMOS, the tr......
Novel analysis method for the spurious spectrum of direct digitalfrequency synthesizer in the presen
Based on the analysis of the spurious introduced by phase accumulation truncation which was made by Nicholas, a new simp......
In this paper we describe a full-integrated circuit containing all building blocks of a completed PLL-based synuhesizer ......
介绍了一种用于bluetooth的基于0.35μmCMOS工艺的2.4GHz正交输出频率综合器的设计和实现.采用差分控制正交耦合压控振荡器实现I/Q......
An orthogonal ultrasonic irradiation system consisting of HIFU with frequency at 1.05 MHz combined with ultrasound with ......
The working principle of silicon micro-resonator system was firstly introduced. An intelligent silicon micro-resonator s......
This paper investigates the design of digital Sigma-Delta Modulator (SDM) for fractional-N frequency synthesizer. Charac......
设计实现了一种应用于IEEE 802.11a收发信机的PLL频率综合器中的可编程分频器.介绍了逻辑综合、版图规划、布局布线等VLSI设计流程......
提出了一种通用的可编程双模分频器,电路主要由3部分组成9/8预分频器,8位可编程计数器和ΣΔ调制器构成。通过打开或者关断ΣΔ调......
对射频接收机中双模分频器的设计和应用进行了研究.提出了一种改进型D-latch以提高双模分频器速度与驱动能力,一种将D-latch与“或......
可编程分频器是PLL频率综合器中的重要单元,用标准单元方法实现了一种适用于数字电视地面广播(DVB-T)接收机的PLL频率综合器的可编......
介绍了一种改进型的电荷平均电荷泵以及相应的电路实现.文章在对Yido Koo首先提出的电荷平均电荷泵结构分析的基础上提出了改进型......
Digital calibration and control techniques for narrow band integrated low-IF receivers with on-chip frequency synthesize......
A fully-differential charge pump(FDCP)with perfect current matching and low output current noise is realized for phase-l......
This paper presents a high speed ROM-less direct digital frequency synthesizer (DDFS) which has a phase resolution of 32......
A high-speed SiGe BiCMOS direct digital frequency synthesizer(DDS)is presented.The design integrates a high-speed digita......
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A wide-band frequency synthesizer with low phase noise is presented.The frequency tuning range is from 474 to 858 MHz wh......
This paper describes the design of a fractional-N frequency synthesizer for digital video broadcasting-terrestrial (DVB-......
A frequency synthesizer for the ultra-wide band(UWB) group #1 is proposed.The synthesizer uses a phaselocked loop(PLL) a......
An improved adaptive frequency calibration(AFC) has been employed to implement a fast lock phaselocked loop based freque......
A low cost fully integrated single-chip UHF radio frequency identification(RFID) reader SoC for short distance handheld ......
A low-power frequency synthesizer for GPS/Galileo L1/E1 band receivers implemented in a 0.18μm CMOS process is introduc......
This paper describes a 4 GHz fractional-N frequency synthesizer for a 3.1 to 5 GHz IR-UWB transceiver. Designed in a 0.1......
A fully integrated CMOS phase-locked loop(PLL) which can synthesize a quadrature output frequency of 7.656 GHz is presen......
This paper presents a 10-GHz 8-bit direct digital synthesizer(DDS) microwave monolithic integrated circuit implemented i......
An integer-N frequency synthesizer for a receiver application at multiple frequencies was implemented in 0.18μm 1P6M CM......
This work presents the design and implementation of a 2.4 GHz low power fast-settling frequency-presetting PLL frequency......
The design consideration and implementation of a CMOS frequency synthesizer for the portable hybrid global navigation sa......
Low power consumption high speed CMOS dual-modulus 15/16 prescaler for optical and wireless communic
Frequency synthesizer is an important part of optical and wireless communication system. Low power comsumption prescaler......
A fractional-N frequency synthesizer-based multi-standard I/Q carrier generation system in 0.13μm CM
This paper proposes a sigma-delta fractional-N frequency synthesizer-based multi-standard I/Q carrier generation system.......
A phase-locked loop(PLL) frequency synthesizer with a novel phase-switching prescaler and a high-Q LC voltage controlled......
An ultra broadband fractional-N frequency synthesizer for 802.11a/b/g zero-IF transceiver application is presented.The m......
A fully integrated direct-conversion digital satellite tuner for DVB-S/S2 and ABS-S applications is presented.A broadban......
A fractional-N frequency synthesizer fabricated in a 0.13μm CMOS technology is presented for the application of IEEE 80......
A 9.8-mW 1.2-GHz CMOS frequency synthesizer with a low phase-noise LC-VCO and an I/Q frequency divid
A 1.2 GHz frequency synthesizer integrated in a RF receiver for Beidou navigation is implemented in standard 0.18μm CMO......
This paper describes a novel divide-by-32/33 dual-modulus prescaler(DMP).Here,a new combination of DFF has been introduc......
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请下载后查看,本文暂不支持在线获取查看简介。
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请下载后查看,本文暂不支持在线获取查看简介。
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This paper proposes a novel Gm-C loop filter instead of a conventional passive loop filter used in a phase-locked loop.T......
A 32-bit pipeline accumulator with carry ripple topology is implemented for direct digital frequency synthesizer.To incr......
A low power fast settling multi-standard CMOS fractional-N frequency synthesizer is proposed.The current reusing and fre......
介绍了一种应用于宽带低相位噪声的频率综合器.此频率综合器为兼容DRM,DAB,AM和FM的射频前端提供本振信号.为了覆盖所有频段的信号......
This paper presents a novel direct digital frequency synthesizer(DDFS)architecture based on nonlinear DAC coarse quantiz......
A wideband fractional-N frequency synthesizer is implemented in a 65 nm CMOS process.It employs a wideband LC voltage-co......
This paper presents an LC voltage controlled oscillator(VCO) in a dual-band frequency synthesizer for IMT-advanced and U......