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Matches 451 - 500 out of 1,839

Document Document Title
JPWO2011086976A1
基準周波数発生装置(10)は,同期回路( 30)と,温度検出部(17)と,制御部( 11)とを備える。同期回路は,リファレン ス信号に基づいて得られた制御信号によ...  
JPWO2011086976A
A reference frequency generator (10) is provided with a synchronous circuit (30), and a temperature detecting element (17) and a control part (11). A synchronous circuit controls the reference frequency signal which a voltage controlled ...  
JP2013093715A
To provide an electronic apparatus in which, even when the local temperature rise occurs, a correction value by a temperature sensor and frequency drift of a crystal resonator can be followed by each other.An electronic apparatus 1 for c...  
JP2013516836A
A signal generation circuit (600) and a method which need neither a phase lock loop nor a low frequency wave temperature stable form oscillator are indicated. This method generates an oscillating output signal (CLK1*CLKN) according to a ...  
JP2013051676A
To provide a crystal oscillator which controls the atmospheric temperature at which the crystal oscillator and an oscillation circuit are placed, with high accuracy and obtains an output frequency with high stability in OCXO.When oscilla...  
JP2013051677A
To provide a crystal oscillator which controls the atmospheric temperature at which the crystal oscillator and an oscillation circuit are placed, with high accuracy and obtains an output frequency with high stability in OCXO.When oscilla...  
JP5129483B2  
JP2013017176A
To provide an oscillator which compensates for temperature-dependent processing variations of a resonator, in an oscillator of a wireless communication element.An oscillator 210 includes a resonator 310 in parallel with an active element...  
JP5128747B2
The frequency error of an oscillator is minimized by characterizing the oscillator. A reference signal from an external source containing a minimal frequency error is provided to an electronic device. The external signal is used as a ref...  
JP2013005022A
To produce a high precision oscillation frequency irrespective of temperature fluctuations, supply voltage fluctuations and circuit constant variations without using a reference frequency signal.In a delivery inspection, a resistance val...  
JP5086479B2  
JP2012227629A
To prevent the influences of wind which acts on output frequency characteristics of a crystal oscillator.A temperature control device of a crystal oscillator 100 has: a crystal oscillator 100 having at least a constant temperature tank 1...  
JP5074542B2  
JP5072115B2  
JP5063833B2  
JP2012199622A
To provide an oscillation frequency correction apparatus arranged to generate a clock signal of exact oscillation frequency even when detection of a synchronization signal is difficult.At the deterioration detection timing of when the po...  
JP2012195932A
To provide an oscillation device capable of obtaining a stable oscillating frequency by compensating a change in the oscillating frequency with the passage of operation time of a quartz resonator.A difference value ΔF between a frequenc...  
JP5027265B2  
JP2012170050A
To highly accurately perform temperature compensation of an output frequency in an oscillation device which corrects the output frequency on the basis of a detection result of an environmental temperature.First and second crystal oscilla...  
JP5016074B2  
JP2012165314A
To provide an oscillator that compensates for temperature characteristics even if the magnitude of a capacity Cpara directly parasitic between output terminals of the oscillator is not negligible, and a semiconductor integrated circuit d...  
JP5011559B2  
JP4998275B2  
JP2012151797A
To reduce an overall power consumption of a reference signal generation device.An OCXO 120 generates a reference signal using a synchronization signal while a GPS module 110 receives the synchronization signal, and generates a reference ...  
JP4994456B2  
JP2012138870A
To generate a clock signal variable in frequency over a wide range and with high resolution.An operational amplifier AMP1 is under feedback control so as to receive the same voltage at a positive input section and a negative input sectio...  
JP4955769B2  
JP4942677B2  
JP4944288B2  
JP4939942B2  
JP2010278491A5  
JP2012075042A
To provide a stabilization method of origination frequency applicable to a wireless device installed in an environment where temperature variation is extremely large from ultrahigh temperature to ultralow temperature.The stabilization me...  
JP2012060583A
To provide a compact and inexpensive clock generator capable of outputting a highly accurate clock signal over a wide temperature range.A clock generator includes a reference clock generating part 11 which generates a reference clock sig...  
JP2012044545A
To reduce a capacitance value of a capacitor for a temperature-compensation loop filter.A PLL synthesizer comprises: a phase comparator PD; a loop filter LF; and a voltage-controlled oscillator VCO. In addition, as a temperature-compensa...  
JP4883031B2  
JP4880014B2  
JPWO2010023883A1
本発明のシンセサイザ(1)は、基準発振信 号を基に発振信号を出力するシンセサイザ部 (2)と、温度を検出する温度検出部(3) と、温度検出部の温度検出結果に基づい...  
JPWO2010023883A
The synthesizer section (2) to which the synthesizer (1) of the present invention outputs an oscillation signal based on a standard oscillation signal, It has a temperature detecting element (3) which detects temperature, a time jitter p...  
JPWO2010016167A
An oscillating circuit (11) answers changes of the signal level of a reference clock (CKa, CKb), and makes the signal level of an oscillation signal (OCSa, OSCb) fluctuate complementarily. An oscillation control circuit (12) compares the...  
JPWO2010016167A1
発振回路(11)は、基準クロック(CKa,CKb)の信号 ベルの遷移に応答して発振信号(OCSa,OSCb)の信 号レベルを相補的に増減させる。発振制御回 路(12)は、発振信号(OSCa,OSCb)の信号レベル...  
JP4850959B2  
JP4835596B2  
JP2011244359A
To provide a frequency synthesizer in which high responsiveness is maintained and which can be stably adapted to variation or diffusion in respective sections in spite of simplified hardware configuration.A frequency synthesizer has a va...  
JP4824801B2  
JP4821784B2  
JP4812765B2  
JP4787114B2  
JP2011171784A
To provide a PLL circuit reducing phase noise and facilitating design.In the PLL circuit, a PLL 3 inputs a reference frequency and an output from a VC-TCXO 4, and performs a lock operation. In a lock state, a selector 6 selects the outpu...  
JP2011160081A
To provide a method for generating adjustment data of a temperature characteristic which can reduce the influence of an n-th temperature coefficient and suppress an increase in cost when adjusting the (n-1)-th temperature coefficient of ...  
JP4713556B2  

Matches 451 - 500 out of 1,839