Tag Archives: microwave measurement

Phase Switching Divider

A Low-Voltage, 9-GHz, 0.13-μm CMOS Frequency Synthesizer …
Frequency doubler and the high-speed phase-rotating divider for fractional operation are proposed under a 0.5-V supply voltage. high-speed phase switching technique for the multi-phase VCO. Using a folded topology with the transformer, the … Visit Document

An Innovative Approach In The Design Of Fast-Switching
Generator; phase noise; switching speed I. INTRODUCTION The frequency synthesizer is a key element of virtually any microwave measurement setup. It generates a stimulus signal (limited by the divider and test setup noise floor). The phase … Access Content

Power Dividers And Hybrids Excellence – Narda – East
RF Switching Products Passive Components Power Meters and Monitors. Power Dividers and Hybrids 50 Years of Excellence 435 MORELAND ROAD • HAUPPAUGE, NY 11788 the in-phase power divider can be used as a power combiner. In this case, however, as the … Document Viewer

A 1-V 5.2-GHz 27.5-mW Fully-Integrated CMOS WLAN Synthesizer
Fig. 2 High-frequency divider schematic Phaseswitching operation is proposed to perform at a frequency of fvco/16 rather than fvco/8 or higher to prevent the digital circuits from working at high frequency to minimize their power dissipation. … Doc Retrieval

INTERNATIONAL JOURNAL OF CIRCUITS, SYSTEMS AND SIGNAL …
TRUE SINGLE PHASE CLOCKING DIVIDER A. Operation of TSPC logic circuit A TSPC logic circuit alternately generates“Data-fetching state ”and“Hold state ”operations by switching between CMOS devices (in Fig. 2). Like a dynamic logic circuit that … Return Doc

IEEE JOURNAL OF SOLID-STATE CIRCUITS, VOL. 39, NO. 5, MAY …
[19] employs dynamic logic, the phase switching technique is used in[18]and [20].Thenoise floorsand the noise corners Setup to measure the divider phase noise. Fig. 10. Measured phase noise spectrum of the two prescalers (black lines) … Retrieve Doc

A Low-Power Single-Phase Clock Multiband Flexible Divider
A Low-Power Single-Phase Clock Multiband Flexible Divider Vamshi Krishna Manthena, Manh Anh Do, Chirn Chye Boon, and where is the number of switching nodes, is the clock frequency, istheload capacitanceattheoutput nodeofthe thstage,and … Read More

PLL-Based Fractional-N Frequency Synthesizers
In faster frequency switching and thereby dynamic bandwidth techniques can be used more efficiently [1,2]. In a dynamic bandwidth approach, the loop the divider, the phase detector and the charge pump. The optimum trade-off for each application is different. … Access Doc

Initial Development Of EHV Bus Transient Voltage Measurement …
Divider not on Phase 3, noise shown H3, X3, Neutral, and FFT of H3 Bushing Tap Waveform Figure 8 On-line FRA Measurement The on-line FRA for the H3 winding is shown in Figure 9. Phase 2 Figure 13 Switching Transient Observations to Date … Read Here

LM2645 Advanced Two-Phase Switching Controller With Two …
Advanced Two-Phase Switching Controller With Two Linear Outputs General Description The LM2645 is a feature-rich IC that combines two current the center of a resistor divider, it serves as the 1.238V feedback input for the LDODRV. Connecting this pin to … Fetch Document

FERRORESONANCE DURING SINGLE-PHASE SWITCHING OF DISTRIBUTION …
F across the inductance (fig. 4b); this acts as a voltage divider with a ratio C a . C a + C f. whereas a new equivalence scheme can be drawn (fig. 4c) with a series capacitance 2C a+ 2C f. So single-phase switching-on of loaded transformers will cause no over-voltages. However, the … Return Document

IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS—I: REGULAR PAPERS …
The typical phaseswitched divider [4]–[8] rotates be-tween output signals in a clockwise fashion, e.g., from a given signal to one which is 90 lagging ( to ). This rotation is bust phaseswitching prescaler and loop capacitance multiplier, … Content Retrieval

Power Dividers And Hybrids Excellence – Narda – East
RF Switching Products Passive Components Power Meters and Monitors Traditionally, both coupled-line 3 dB couplers and Both the in-phase power divider and the hybrid junction canbeused aspower combiners. Iftherelationship ofthe … Doc Retrieval

Switching Transients On A Southern Company 500 / 230 KV Auto …
Switching Transients on a Southern Company 500 / 230 kV Auto-transformer: Examples from Project to Present Date IEEE Transformers Committee Meeting Minneapolis, MN Divider not on Phase 3, noise shown. On-line FRA of H3-H0X0 using 500 kV switching … Retrieve Content

A 2.4-GHz Monolithic Fractional-N Frequency Synthesizer With …
Chronous 2 frequency divider, this synchronous stage often can only operate at a much lower input frequency. The existing phaseswitching prescaler [7]–[10] generates phaseswitching operation is still not robust enough with these existing glitch-removing techniques. … Return Doc

15 To 18-GHz Programmable Sub-Integer Frequency Synthesizer …
Fractional frequency resolution, through the use of a phase-interpolating divider. The output signal from the divider is strictly periodic, though, and the divider modulus is time- Craninckx and Steyaert’s phaseswitching concept [5]. … Get Content Here

Design Of A Low Power And Wide Band True Single-Phase Clock …
A 2/3 prescaler, the E-TSPC flip-flop uses lesser switching power, but significantly more short circuit power High Frequency True Single Phase Clocking Divider-by-3 Circuit. International Journal of Circuits, Systems and Signal Processing, 2(3): 219-228. … Retrieve Document

A CMOS Frequency divider For 2.4/5GHz WLAN Applications With …
Multi-modulus imbalance phase switching prescaler and two all-stage programmable counters. It is able to frequency divider are verified with a CMOS technology. ACKNOWLEDGMENT This work has been financially supported by NSFC … Fetch This Document