1. This, then, is our pulse width modulator.

2. Comparison of input signal and monostable pulse width.

3. This continues until the pulse widths are within about one percent of each other.

4. Therefore, a controllable couplers used pulse width modulation.

5. Pulse width modulator and sample maintenance installment.

6. Since the output pulse width of the anode control power supply had varied greatly(), the series-connected Insulated Gate Bipolar Transistors(IGBT) switch was applied to anode control power supply.

7. The output of PWM(pulse width modulation)was automatically adjusted by TL494 to control the field current of the generator, which accomplished stabilizing output v.

8. The effects of pulse width, pulse interval, peak current and process time on intensified layer are analyzed. And the micro-hardness and the property of strengthening layer are also analyzed.

9. A new Space Vector Pulse Width Modulation ( SVPWM ) method based on control factor is proposed.

10. The frequency variation of mean of pulse width disturbed signal magnitude is different from the signal spectrum. (3).

11. Pulse width: It refers to the emission time of laser beams.

12. On the other hand, the use of pulse width modulation (PWM) inverter for BLDCM leads to a high increase of core loss.

13. A high-voltage pulse generator with adjustable pulse width is described, which is designed based on common emitter transistor circuit and common base transistor circuit.

14. This module uses a circuit topology of forward pulse width modulated - zero current quasi - resonance soft - switching , combined with active clamp technology.

15. And pulse width signal is sent to SD-M-3002 special circuit, to complete such controls as counting, decoding, pulse distribution, etc.

16. The dependence of the pumping threshold, the pulse width, the average output power as well as the energy extraction efficiency of Q switched pulses on input pump pulsewidth was observed.

16. try its best to collect and create good sentences.

17. In addition, the pulse width modulation A/D conversion mode is adopted, whose merit is high-precision.

18. Rather than using analogue voltages the servos operate with digital pulses of varying width to form a pulse width locked loop.

19. The result has dedicated that it could satisfy the process of PECM in high frequency, narrow pulse width and high-power.

20. It consists of a doubly fed induction generator(DFIG)and a voltage-source pulse width modulation(PWM)rectifier-inverter used, as an AC exciter.

21. The single-channel multipolar resolver is used as the angle sensor and the monolithic high-power pulse width modulation(PWM) power amplifier is also used.

22. Most drive systems offer a choice between transistorized silicone-controlled rectifiers and pulse width modulation over the full range of amplified voltages.

23. Taking the effects of space charge and carrier diffusion as well as injected current pulse width into account, an analytic expression of a transit angle of 8 mm Si DDR IMPATT diode is derived.

24. It can reduce the length of the pulse forming line on the premise of forming the same output pulse width to adopt a helical structure.

25. This design uses FPGA chip and VHDL program to improve the stability of frequency detecting system and realize equal precision measurement of frequency, period, pulse width and duty ratio.

26. Microcomputer through the serial communication precise control pwm frequency and pulse width.

27. Continuous wave decision Circuit can be divided into two kinds, pulse width comparision and chopping identification. They give a CW indication as independent circuits individually in system.

28. While the pulse hysteresis loop was changed by loading various pulse width voltage.

29. When Q-switch and gain switch were applied the peak pulse power was increased and pulse width decreased.

30. In this paper, several methods are discussed and the precision impaired by the optical pulse jitter and pulse width is analyzed.

31. This synchronization control set can improve its imaging quality and its action distance by conveniently adjusting the pulse delay and the pulse width.

32. The linearization accuracy is high; the range of dynamic measurement available is wide and it is capable of direct output of pulse width and frequency signals.

33. The system adopts sinusoidal permanent-magnet synchro motor. Control policy mainly applies spatial vector pulse width modulation algorithm.

34. On the other hand, the extension of control pulse width adds the valve open time, which increases the injection duration.

35. Based on the phase shift pulse width modulation technology, the mathematical non-linear model is developed.

36. This paper simulates and analyses the torque pulsation because of the modulation frequency and speed variation under ambipolar pulse width modulation, at the same time the results are given.

37. The pulse width calculating circuit acquires the width of the reset pulse according to the number of the lightened display units.

38. The frequency information of pulses is generated by programmable data sequence which controls the pulse width and delay.

39. C - Realize the single chip pulse width modulation process to achieve!

40. Several PWM techniques, such as sinusoidal waveform pulse width modulation, quasi sinusoidal waveform pulse width modulation and cell pulse width modulation, are given.

41. Each half of the tri -level sync pulse is defined to be 44 samples (reference clock periods) wide(), for a total sync pulse width of 88 samples.

42. Activation detection is used to measure the neutron yield from a DPF neutron source with narrow pulse width and high neutron flux.

43. The result indicates that the single pulse energy and the angle of divergence of output laser decrease, but the pulse width of output laser increases with the increase of the OPO cavity length.

44. It also includes, Hall element inputs, a sequencer for commutation control, fixed off time pulse width modulation (PWM) current control and locked rotor protection.

45. The inverse control method for pulse width modulation ( PWM ) inverter - fed induction motors is discussed.

46. The single phase H-bridge inverter can generate common-mode voltage due to the sine pulse width modulation(SPWM)and vector controller.

47. Therefore,[http:///pulse width.html] it would be desirable to provide a phase frequency detector that has a controllable minimum pulse width.

48. After when the measured pulse width, it is easy to implement frequency doubling and frequency, electronic gear.

49. The asynchronous machine is fed by cascaded multilevel inverter, and the inverter switching signals are generated by carrier phaseshifted pulse width modulation method.

50. Pulse width modulated (PWM) inverter can generate common-mode voltage which will decrease system reliability.

51. In this paper, we mainly study on a kind of high-voltage pulser with low jitter, wide pulse width and fast front and back pulse edge, which is based on high-voltage power MOSFET.

52. The design is combined with the analogous trip circuit to add anti - jamming pulse width detection circuit.

53. Base on the rate equation the theoretical model of four level Nd glass laser is established and the static output energy is deduced, as well as the output pulse width.

54. Pulse width modulation code integrity, and can be used directly.

55. The one or more output signals have a minimum pulse width.

56. High - speed on - off valves are used and controlled with pulse width modulation ( PWM ) in this system.

57. A symbol synchronization method for digital communication is proposed, and it is a indirectly inserted pilot frequency based on pulse width modulation (PWM).

58. The maximum network output error of fuel injection pulse width and ignition advance angle is less than 1%, with an average error of less than 0.

59. The main results obtained are as follows:1. The ultra-fast characteristics of photoconductive switches were mainly determined by the optical pulse width and the carrier lifetime of the chip material.

60. The equation for the evolution of the pulse width is obtained, which is analogues to the "energy conservation equation" for a classical particle moving in a potential well.

61. With the simulation, It′s demonstrated that the output pulse width is a function of the pulse repetition rate or the fiber length.

62. The phase frequency detector adjusts the minimum pulse width of the one or more output signals using the temperature sensing circuit to compensate for temperature variations.

63. The conversion speeds and results of ADC0809 analog-to-digital converter are accurate tested and analyzed by using multi-master clock pulse with different frequency and pulse width.

64. The pulse width measuring of the different frequency square wave signals was done by using interrupt control technology.

65. The operating distance of a laser radar system is determined on pulse energy, pulse width, beam divergence angular, atmosphere attenuation, target reflection, receiver sensitivity and so on.

66. Next, it introduces the extraction method of the time-domain parameters such as pulse width, pulse repetition rate and pulse range.

67. Associated with multilevel inverters based drives is the capacitor voltage balancing and narrow pulse width problem.

68. When Q-switch and gain switch were applied the peak pulse power was increased and pulse width decreased. A comparison of experimental data with rate-equation theory was made, and agreed well.

69. FIG. 3 is a timing diagram that illustrates an example of a minimum pulse width in the DN output signal of a phase frequency detector, according to an embodiment of the present invention.

70. The influence of pulse width and average photon number on dynamic behavior of atoms as the atoms are coupled with photon field in the form of time pulse is discussed.

71. The modulator can adopt a pulse frequency modulator or a pulse width modulator.

72. The operating principle of space vector pulse width modulation (SVPWM) is first described, and then the proposed self-tuning space current vector PWM (STPWM) technique is introduced.

73. However, Pulse Width Modulation (PWM) which was input from inverter is characterized by steep rising edge and high frequency, resulting in the too early failure of motor insulation.

74. The focus is given to the influence of pumping power, cavity length, the output coupler transmission and initial transmission on the repetition rate, pulse width and output power of laser output.

75. The characteristics including the average output power, pulse width and pulse energy versus incident pump power and pulse repetition rates are measured.

76. To meet with the requirement of PECF finishing, pulse power source with high frequency, narrow pulse width and high current is designed.

76. try its best to collect and build good sentences.

77. The obvious echoes of the side-lobe transmitting waves are caused by the transmitting antenna working on the condition of a stimulation pulse with abnormal pulse width.

78. Pulse width modulated ( PWM ) converter can generate common - mode voltage.

79. The second generation integrated circuit pulse width modulator SG3525, which is designed by SG, can be used to drive the N-channel MOS power tube.

80. Position control of d . c . motors has been done by means of pulse width modulation.

81. Reflection is hardly observable for line transition time much less than pulse width.

82. Pulse width modulated (PWM) inverter can generate common-mode voltage, which can produce charge-discharge current at the distant of every insulated gate bipolar transistor (IGBT) high-speed switching.

83. The results show that the bigger chirp influence on the stable propagation of optical soliton, is destractive and even more destractive on exceed high-stepping optical soliton having less pulse width.

84. In order to drive a high impedance load such as HPM sources, it is necessary to commutate FCG's long pulse width, high-current and low voltage pulse to a short pulse with high voltage.

85. Formulas are derived for the ensemble average of the pulse power and the rms pulse width.

86. It introduces a digital cymometer which has the functions of frequency measuring, pulse cycle measuring, pulse width measuring and pulse signal ratio measuring.

87. ON/OFF state of intensity model logic swith is defined The pulse width of output light is measured.

88. The control device creates driving voltage output every time. One driving voltage has duration, called a pulse width.

89. Switching ( ZVS ) Pulse Width Modulated ( PWM ) phase - shift full bridge converter using a passive auxiliary circuit is researched.

90. Through analyzing cutting waves and pulse width modulation, a new method of tracing current is presented.

91. Realized the space vector pulse width modulation based on input variable which is reference variable of two-phase static coordinate, and optimized it for less switch waste.

92. The simulations show that when the grating grooves are unparallel, the original chirp leads to the pulse width smaller only considering GDD.

93. Active band-pass filter is a important section of pulse width modulated rebalance loop.

94. By analyzing the law of WEDM processing, this article selects the main factors affecting process: the thickness of the work-piece, pulse width, pulse interval, pulse height, as the input vectors.

95. The design principle and specific process of the pulse width servo amplifier is introduced, which is used to drive direct current motor to work.

96. By analyzing the drive characteristic of MOSFET, a suitable grid drive circuit was used, so the pulse width and the ability to bring loads were improved.

97. The simplest way to process power is using pulse width modulation ( PWM ) control of the switch.

98. Therefore, we use unipolar switching pulse width modulation scheme to realize a filterless Class - D power amplifier.

99. Keeping average power and pulse frequency constant(Sentence dictionary), pulse width is the primary parameter to influence the kerf width.

100. It can be used to measure the peak power of diode laser directly. with the characters of digital display, high accuracy, large power range, wide pulse width and output port of waveform monitor.

101. The front panel controls allow the user to set pulse width and frequency independently, or to set frequency and duty cycle, which then sets the pulse width accordingly.

102. Pulse Width Decoder-A Flxxible Application of Integrated Analog Switch CMOS.

103. By increasing the input energy, the wider tuning range of pulse width could be achieved.