221578 ⎘
Manipulating of pulses not covered by one of the other main groups of this subclass; Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being duration, interval, position, frequency, or sequence
COMPARISON CIRCUIT PERFORMING COMPARATOR OFFSET CALIBRATION AND METHOD OF OPERATING THE SAME
#2Method and Machine for the Discrimination of the Spacetime Separation between Wave Packets
#3METHOD AND APPARATUS FOR EARLY DETECTION OF SIGNAL EXCURSION OUT OF FREQUENCY RANGE
#4CROSS-REGULATION OF POWER CONVERTERS
#5CONTROL SYSTEM FOR AN ULTRASONIC SURGICAL HANDPIECE
#6Random mismatch compensation for high frequency injection locking ring oscillators
#7DELAY MEASUREMENT SYSTEM AND MEASUREMENT METHOD
#8METHOD AND APPARATUS FOR PHASE DETECTION
#9METHOD OF MONITORING A CLOCK SIGNAL, CORRESPONDING DEVICE AND SYSTEM
#10INVERSE VOLTAGE-TO-CURRENT CONVERSION CIRCUIT
#11Pseudo resistor with autotune function
#12CLOCK MONITORING CIRCUIT
#13Time-domain filtering of gamma events
#14Clock distribution device, and signal processing device and image display apparatus including same
#15DATA RECEIVING APPARATUS
#16Method and Machine for the Discrimination of the Spacetime Separation Between Wave Packets
#17Clock domain crossing
#18Circuit device and oscillator
#19Method of calibrating a clock signal, and corresponding electronic device and system
#20Delay measurement system and measurement method
#21AUDIO CIRCUIT
#22Method and apparatus for early detection of signal excursion out of frequency range
#23Semiconductor device
#24EDGE COMBINERS WITH SYMMETRICAL OPERATION RANGE AT HIGH SPEED
#25Method and circuit for calibration of high-speed data interface
#26ISOLATED COMMUNICATIONS LANE DEMODULATOR
#27CLOCK SELECTOR CIRCUIT
#28Signal generation circuit and method, and semiconductor memory
#29System frequency detector
#30Clock signal generation circuit, method for generating clock signal and electronic device
#31System, device and method for detecting connection of connecting structure
#32Clock spread spectrum circuit, electronic equipment, and clock spread spectrum method
#33Pulse width check circuit for laser diode pulse generator
#34Data mutex filter circuit and data mutex filtering method
#35Time-domain filtering of gamma events
#36High performance phase locked loop
#37CEW weapon system and related methods
#38Clock signal generation
#39PLL circuit using intermittent operation amplifier
#40INVERSE VOLTAGE-TO-CURRENT CONVERSION CIRCUIT
#41Generator and method for generating a controlled frequency
#42Oscillator, electronic apparatus, and vehicle
#43Clock compensation circuit
#44Clock frequency monitoring device and clock frequency monitoring method
#45Signal processing circuit, signal processing device, and signal processing method to suppress power consumption
#46Embedded logic analyzer and integrated circuit including the same
#47Integrated circuit having trim function for component
#48Time signal generating circuit of power converter and control method thereof
#49Detection circuit and detection method for fail signal
#50Device and method for generating magnitude and rate offsets at a phase comparator
#51CEW weapon system and related methods
#52Phase and amplitude controlled oscillation device
#53Frequency synthesis device with feedback loop
#54Pulse width check circuit for laser diode pulse generator
#55Methods and apparatus to bypass sensed signals in power converters
#56Clock generating circuit and memory device including the same
#57Sensor device
#58Integrated circuit and method of testing
#59Device and method for correcting at least one transmission parameter
#60Device and method for monitoring a sensor clock signal
#61Phase detector, phase synchronization circuit, and method of controlling phase synchronization circuit
#62Control system for an ultrasonic surgical handpiece
#63High performance phase locked loop
#64Methods and apparatus for phase imbalance correction
#65Phase difference generator error compensation method of digital frequency generator
#66Circuit aging detection sensor based on lookup table
#67Correction circuit
#68Semiconductor device and control methods thereof
#69Clock screening with programmable counter-based clock interface and time-to-digital converter with high resolution and wide range operation
#70Semiconductor integrated circuit and method for controlling semiconductor integrated circuit
#71LATCH CIRCUIT
#72High performance phase locked loop
#73Duty cycle controller
#74Temperature sensor in an integrated circuit having offset cancellation
#75Correction circuit
#76Clock delay circuit
#77Non-linear spread spectrum profile generator using linear combination
#78Receiving circuit, transmission circuit and system
#79Detection system and method of signal transmission delay for fan chip
#80System and method for detecting clock frequency offset of fan chip
#81Phase detector
#82Duty cycle detector and phase difference detector
#83Apparatus and method for clock signal frequency division using self-resetting, low power, linear feedback shift register (LFSR)
#84Phase-locked loop output adjustment
#85Detector circuit and wireless communication apparatus
#86Time-to-digital converter, circuit device, physical quantity measurement apparatus, electronic apparatus, and vehicle
#87Power switch over-power protection
#88Phase measurement
#89High performance phase locked loop
#90Systems and methods for duty cycle measurement, analysis, and compensation
#91Delay circuit and duty cycle controller including the same
#92Apparatuses and methods for timing domain crossing
#93Synchronous clock generation using an interpolator
#94Serializer device
#95On-chip waveform measurement
#96On-chip waveform measurement
#97Approach to measuring strain effects using ring oscillators
#98Circuit device, real-time clocking device, electronic apparatus, vehicle, and verification method
#99CEW weapon system and related methods
#100Integrated circuit having a clock deskew circuit that includes an injection-locked oscillator
#101Voltage comparator arrangement, electronic component, chip card, embedded secure element
#102Input/output system, input device, and control method of input/output system
#103Circuit device, electronic device, physical quantity sensor, and vehicle
#104Slew rate adjusting circuit and slew rate adjusting method
#105Method and device for data transmission and counter unit
#106Synchronous clock generation using an interpolator
#107Control method and control circuit for switch circuit and switch circuit device
#108Method for operating a pulse generator for capacitive sensors, and pulse generator
#109ALTERNATING CURRENT (AC) LOAD PRE-CHARGE PROTECTION
#110Method and device for processing a signal produced by a sensor for detecting the rotation of a rotating target
#111Comparator, circuit device, physical quantity sensor, electronic device, and vehicle
#112Detection of electric power system anomalies in streaming measurements
#113Integrated circuit and method of testing
#114Apparatuses and methods for timing domain crossing
#115Approach to measuring strain effects using ring oscillators
#116Phase measuring device and apparatuses using the phase measuring device
#117High performance phase locked loop
#118Synchronous, internal clock edge alignment for integrated circuit testing
#119Apparatuses and methods for detecting frequency ranges corresponding to signal delays of conductive VIAS
#120Method, apparatus, system for centering in a high performance interconnect
#121Phase difference detecting device
#122Method and apparatus for digital undervoltage detection and control
#123Integrated circuit having a clock deskew circuit that includes an injection-locked oscillator
#124Time to digital converter, phase difference pulse generator, radio communication device, and radio communication method
#125METHOD FOR USING AN ACCURATE ADJUSTABLE HIGH-FREQUENCY PHASE-DETECTOR
#126MEMS microphone and method of operating a MEMS microphone
#127Buffer circuit, semiconductor integrated circuit, and system including the buffer circuit
#128Non-linear spread spectrum profile generator using linear combination
#129COMPARATOR, ELECTRONIC CIRCUIT, AND METHOD OF CONTROLLING COMPARATOR
#130Open-loop quadrature clock corrector and generator
#131Embedded logic analyzer and integrated circuit including the same
#132Apparatus and scheme for IO-pin-less calibration or trimming of on-chip regulators
#133Skew correction circuit, electronic device, and skew correction method
#134Method for driving semiconductor device
#135Semiconductor device and control method of semiconductor device
#136Method for reduced power clock frequency monitoring
#137Method for using an accurate adjustable high-frequency phase-detector
#138Systems and methods of phase frequency detection with clock edge overriding reset, extending detection range, improvement of cycle slipping and/or other features
#139Device and method for monitoring a timer
#140Phase error compensation circuit
#141Voltage comparator
#142Forwarded clock jitter reduction
#143Frequency comparator and early-late detector
#144Method, apparatus, system for centering in a high performance interconnect
#145Duty cycle detection circuit and method
#146Apparatus and method for detecting or repairing minimum delay errors
#147Integrated circuit and method of testing
#148Phase adjustment device, phase difference detecting device and phase-adjusting method
#149Compensation time computing method and device for clock difference
#150Method for data transmission
#151Measuring delay between signal edges of different signals using an undersampling clock
#152Adaptive edge-rate boosting driver with programmable strength for signal conditioning
#153Integrated circuit comprising frequency change detection circuitry
#154Apparatuses and methods for timing domain crossing
#155Method for processing a signal supplied by a bi-directional sensor and corresponding device
#156Method for processing a signal supplied by a bi-directional sensor and corresponding device
#157Signal transmitting circuit
#158Method and apparatus for reference-less repeater with digital control
#159Apparatus for symmetric and linear time-to-digital converter (TDC)
#160Phase-alignment between clock signals
#161Sampling circuit for a current transformer
#162Circuit arrangement and method for bidirectional data transmission
#163Time-to-digital converter and an A/D converter including the same
#164Frequency detection apparatus with internal output voltage which changes along with input signal frequency
#165Buffer circuit and semiconductor integrated circuit
#166PLL circuit and phase comparison method in PLL circuit
#167Phase lock loop lock indicator
#168Enhanced numerical controlled oscillator
#169Time difference adjustment circuit and time-to-digital converter including the same
#170Method and apparatus for detecting cut-off frequency of pulse signal
#171Integrated circuit comprising frequency change detection circuitry
#172Clock generating circuit
#173Forwarded clock jitter reduction
#174Multi-bit delta-sigma time digitizer circuit and calibration method thereof
#175Methods and apparatus for oscillator frequency calibration
#176CALIBRATION APPARATUS FOR PERFORMING PHASE DETECTION/EDGE DISTANCE DETECTION UPON SIGNALS AND RELATED CALIBRATION METHOD THEREOF
#177Integrated circuit device, electronic device and method for detecting timing violations within a clock signal
#178Frequency judgment device, voltage comparator circuit, and frequency measurement device
#179Chopper circuit, DC/DC converter, and fuel cell system
#180High resolution capture
#181Semiconductor integrated circuit and abnormal oscillation detection method for semiconductor integrated circuit
#182Integrated circuit having a clock deskew circuit that includes an injection-locked oscillator
#183SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE HAVING PLURAL DELAY PATHS AND CONTROLLER CAPABLE OF BLOCKING SIGNAL TRANSMISSION IN DELAY PATH
#184Programmable pulse width discriminator
#185Data judgment/phase comparison circuit
#186DIGITAL PHASE DIFFERENCE DETECTOR AND FREQUENCY SYNTHESIZER INCLUDING THE SAME
#187Digital phase comparator
#188Glitch-free clock switching circuit
#189Receiving apparatus, transmission apparatus, and transmission method
#190Semiconductor apparatus and local skew detecting circuit therefor
#191Semiconductor integrated circuit and abnormal oscillation detection method for semiconductor integrated circuit
#192Detection of bad clock conditions
#193Digital electronic device and method of altering clock delays in a digital electronic device
#194Semiconductor integrated circuit and signal adjusting method
#195Signal oversampling for improved S:N in reflector movement system
#196Phase comparator and phase-locked loop
#197Semiconductor integrated circuit device having plural delay paths and controller capable of blocking signal transmission in delay path
#198Duty detecting circuit and duty cycle corrector including the same
#199FREQUENCY DETECTION CIRCUIT
#200Waveform shaping device and error measurement device
#201Phase difference detector and phase difference detection method
#202Semiconductor device and method of testing the same
#203Frequency mode selection discriminator and low pass filter
#204Automatic phase-detection circuit for clocks with known ratios
#205Asynchronous absorption circuit with transfer performance optimizing function
#206Signal oversampling for improved S:N in reflector movement system
#207Local skew detecting circuit for semiconductor memory apparatus
#208Duty cycle error calculation circuit for a clock generator having a delay locked loop and duty cycle correction circuit
#209Electronic device and method for on chip skew measurement
#210Methods for eliminating phase distortion in signals
#211SEMICONDUCTOR DEVICE AND METHOD FOR DRIVING THE SAME
#212Duty cycle comparator
#213Method for checking the integrity of a clock tree
#214Pulse width adjustment circuit, pulse width adjustment method, and test apparatus for semiconductor device
#215Circuit and method for reducing pin count of chip
#216System and method of detecting a phase, a frequency and an arrival-time difference between signals
#217Fast response time, low power phase detector circuits, devices and systems incorporating the same, and associated methods
#218System and method for monitoring clock signal in an integrated circuit
#219Pulse width adjustment circuit, pulse width adjustment method, and test apparatus for semiconductor device
#220Clock error detection circuits, methods, and systems
#221Semiconductor integrated circuit device and substrate bias controlling method
#222Output control device and recording-medium-driver control device
#223Detection device for detecting oscillator
#224Duty cycle error calculation circuit for a clock generator having a delay locked loop and duty cycle correction circuit
#225Timing adjustment circuit
#226Phase detector
#227Clock alignment detection from single reference
#228Input/output logical circuit
#229Semiconductor device and method of testing the same
#230Logic circuit and semiconductor integrated circuit
#231Method of producing balanced data output
#232System and method for on/off-chip characterization of pulse-width limiter outputs
#233Circuit and method for monitoring the status of a clock signal
#234Circuit and method of controlling a delay of a semiconductor device
#235Method of detecting the relative positioning of two signals and corresponding device
#236Logical circuit
#237Signal level detector and amplification factor control system using signal level detector
#238Adaptive lock position circuit
#239Logic circuit and semiconductor integrated circuit
#240Interlaced delay-locked loops for controlling memory-circuit timing
#241Pulse duty deterioration detection circuit
#242Clock synthesizer with dual control
#243Clock detecting circuit
#244Phononic comb enhanced capacitive inductive sensor
#245Power combining circuits using time folding
#246Digital on-time generation for buck converter
#247Method and system for detecting clock failure
#248Reference clock frequency change handling in a phase-locked loop
#249Methods and apparatus for phase imbalance correction
#250Method and circuit for duty cycle detection
#251Apparatus and methods for anti-aliasing in electronic circuits
#252Circuitry and methods for measuring and correcting duty-cycle distortion
#253Adaptive voltage scaling using a delay line
#254Systems and methods for sample rate tracking