Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 501 - 550 out of 1,604

Document Document Title
JPS6268334A
PURPOSE: To miniaturize a circuit by constituting an optical PFM demodulation circuit with an optical signal converting element and plural passive elements only so as to simplify a circuit constitution remarkably more than a conventional...  
JPS6246315U  
JPS6244645U  
JPS6259404A
PURPOSE: To obtain a sufficient detection output with a simple LPF by eliminating an undesired AC component included in a pulse signal generated from a pulse generating circuit while using a subtractor circuit. CONSTITUTION: An FM signal...  
JPS6259403A
PURPOSE: To obtain a high demodulation sensitivity by forming a pulse signal from n-set of frequency division signals obtained from frequency division of an input signal and synthesizing and smoothing the pulse signals. CONSTITUTION: A l...  
JPS6237451U  
JPS6230429U  
JPS6218679U  
JPS624895B2  
JPS626173A
PURPOSE: To operate the titled converter with high accuracy even if the period of an input pulse train is shortened, by accumulating temporarily the same input, and changing immediately an output as for a different input, when the next i...  
JPS61286760A
PURPOSE: To enhance converting accuracy by eliminating the ripple of an output signal, by allowing a monomultivibrator to output a pulse signal having a constant pulse width and amplitude in response to a detection pulse signal of which ...  
JPS61195634U  
JPS61187120U  
JPS61184330U  
JPS61247067A
PURPOSE: To enable the regulating of a time constant in a short time without increasing a circuit scale or regulating steps by commonly using the input terminals of a plurality of current mirror circuits, and connecting corresponding tim...  
JPS61173069U  
JPS61237266A
PURPOSE:To restore a good analog signal during reproducing a digital signal by optionally changing a pulse duration of a pulse amplitude modulating signal when converting the digital signal into a analog signal. CONSTITUTION:A PCM signal...  
JPS6147005B2  
JPS6146898B2  
JPS6145887B2  
JPS6145784B2  
JPS61163435U  
JPS61224385A
PURPOSE: To obtain the APC characteristic without deterioration of a straight property and an extinction coefficient to a marking rate of a detecting signal CONSTITUTION: When a complementary digital signal is inputted in a base of Trs 1...  
JPS61204572A
PURPOSE: To execute the monolithic integration and to select the polarity of the output voltage by constituting the reference voltage by a switched capacitor integrator, a pulse generating device and a switch control circuit. CONSTITUTIO...  
JPS61194918A
PURPOSE: To attain quick normal locking state even when a pseudo locking is obtained by using a part of a reproducing signal to form an error signal thereby applying the signal to a DC level control means when a decision circuit decides ...  
JPS61192104A
PURPOSE: To attain the transmission with high S/N by ORing exclusively a signal retarding a received FM signal for a prescribed time and the received FM signal so as to lower the lower limit of an oscillated frequency at the transmission...  
JPS61182319A  
JPS6133415B2  
JPS6130456B2  
JPS61109233U  
JPS61144119A
PURPOSE: To ensure error separation and to suppress an error rate lower by detecting an error through logical processing when the detection of pulse width is in error so as to correct the separation error. CONSTITUTION: If a pulse width ...  
JPS61142817A
PURPOSE: To eliminates the effects of temperatures with a pulse width/voltage converter by giving the ON/OFF control to the bias current of an operational amplifier after detection of a pulse width modulation signal and obtaining a pulse...  
JPS6125259B2  
JPS61109117A
PURPOSE:To eliminate an integration error of the pulse deviation value by adding a pulse phase control circuit which outputs pulses with different timing and an OR circuit which performs an OR arithmetic for two output pulse trains. CONS...  
JPS61108206A
PURPOSE: To execute demodulation with good linearily by providing the 1st, 2nd transistors (TR) to the base of which one differential output signal from a signal source outputting a differential FM signal is given and whose collector is ...  
JPS6115610B2  
JPS6157713U  
JPS6171715A
PURPOSE: To discriminate the duty cycle with simple constitution by constituting the title circuit with a capacitor cutting off a DC component of an input pulse, a multi-level comparator having plural comparators and voltage division res...  
JPS6113304B2  
JPS6165520A
PURPOSE: To improve the linearity without requiring strict waveform equivalence even if the band of a transmission line is narrow, by constituting the titled demodulator of a clamp circuit applying clamping at signal peak, a monostable m...  
JPS6165374A
PURPOSE: To improve accuracy of a pulse integrator by feeding back an output voltage to an input side and enhancing a saturation quantity of the output voltage. CONSTITUTION: When a pulse input and Vin is good, an electric potential of r...  
JPS6159663A
PURPOSE:To obtain always an accurate output by providing an external input clock which has a pulse width sufficiently narrower than that of an input digital signal and combining a control signal with the leading edge and the trailing edg...  
JPS618949B2  
JPS618668Y2  
JPS618378Y2  
JPS6140038U  
JPS6149652A
PURPOSE:To improve the temperature characteristic of an output by connecting a diode in series with the collector of an inverting transistor for converting the level, thereby cancelling the temperature characteristic of a transistor for ...  
JPS617267B2  
JPS6145611A
PURPOSE: To increase the modulation frequency without increasing an error due to glitch by using a synchronizing signal so as to demodulate only a stable portion of a pulse amplitude modulation signal thereby applying synchronizing recti...  
JPS6139621A
PURPOSE: To improve efficiency of a PWM type D class amplifier by providing a filter that removes carrier component of PWM signals in front stage of a low pass filter that demodulates analog signals. CONSTITUTION: In a PWM type D class a...  

Matches 501 - 550 out of 1,604