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Patent # Description
US-9,484,936 Phase locked loop having fractional VCO modulation
An integrated circuit comprises a dual port modulator and a voltage controlled oscillator (VCO). The dual port modulator has a first input for receiving a...
US-9,484,935 Apparatus and methods for frequency lock enhancement of phase-locked loops
Apparatus and methods for frequency lock enhancement of phase-locked loops (PLLs) are provided. In one aspect, a PLL can include a VCO having a tuning voltage...
US-9,484,934 Delay lock loop
A delay lock loop is provided. A delay unit includes a delay factor and delays a first clock signal to generate a second clock signal according to the delay...
US-9,484,933 Device for generating frequency-stable signals with switchable injection-locked oscillator
A device for generating at least one frequency-stable periodical signal, including: a generator configured to generate at least one first periodical signal with...
US-9,484,932 Signal generation circuit and electronic apparatus
A signal generation circuit includes a phase difference detector configured to detect a phase difference between a certain oscillation signal of a plurality of...
US-9,484,931 Delay locked loop circuit and operation method thereof
A delay locked loop (DLL) circuit may include: an input clock control unit suitable for transmitting first and second internal clocks generated based on an...
US-9,484,930 Initializing components of an integrated circuit
Methods, systems, and computer program products for initializing one or more components of a system, the system comprising an integrated circuit that comprises...
US-9,484,929 Circuit arrangement and method for calibrating activation signals for voltage-controlled oscillators
In order to develop a circuit arrangement and also a method for calibrating at least one activation signal provided for a voltage-controlled oscillator such...
US-9,484,928 Oscillator, electronic apparatus, and moving object
An oscillator includes: an integrated circuit including a circuit for oscillation; a resonator element; a circuit element; a heating element, and a container....
US-9,484,927 Semiconductor device and automobile
A semiconductor device includes a semiconductor element having a gate and controlled with a gate voltage, a gate drive circuit which controls the gate voltage,...
US-9,484,926 Semiconductor circuit device, oscillator, electronic apparatus, and moving object
A semiconductor circuit device includes an oscillation circuit, an output circuit that outputs a signal output from the oscillation circuit, a temperature...
US-9,484,925 Programmable divider
A technique includes controlling a modulus of a programmable divider, including selectively activating and deactivating cells of the divider. The activation for...
US-9,484,924 Negative capacitance logic device, clock generator including the same and method of operating clock generator
A negative capacitance logic device includes a first field effect transistor (FET) and a second FET. The first FET is coupled between a power supply voltage and...
US-9,484,923 Signal transmission circuit suitable for DDR
A signal transmission method suitable for DDR for driving a connecting pad includes a level shifting circuit including up and down level shifters, a buffer...
US-9,484,922 Voltage level shifter module
A voltage level shifter module comprising at least one input arranged to receive an input signal, and at least one cascode transistor arranged to receive at a...
US-9,484,921 LVDS input circuit with comparators, or gate, and multiplexer
First and second devices may simultaneously communicate bidirectionally with each other using only a single pair of LVDS signal paths. Each device includes an...
US-9,484,920 Switching circuit and electronic device
The present invention provides a switching circuit and an electronic device, which relate to the field of electronic technologies, so as to improve reliability...
US-9,484,919 Selection of logic paths for redundancy
Approaches are disclosed for processing a circuit design to protect against single event upsets. A logic path of the circuit design is selected for redundancy...
US-9,484,918 Dual edge pulse de-multiplexer with equalized path delay
A pulse domain 1 to 2N demultiplexer has a (i) pair of N stage counters each of which is responsive to an incoming pulse train in the pulse domain, one of the...
US-9,484,917 Digital clamp for state retention
Described is an apparatus which comprises: a clamp coupled between a first power supply and a second power supply; and a circuit to operate with the second...
US-9,484,916 Adaptive on-chip termination circuitry
An integrated circuit with on-chip termination (OCT) circuitry is provided. In particular, the integrated circuit may include an input-output (IO) buffer, an...
US-9,484,915 Non-contact proximity switch for machine safety
A non-contact proximity switch having a first part and a second part which do not need to be in physical contact to detect proximity of the first and second...
US-9,484,914 Anti-trapping method and apparatus for an adjustable vehicle door
An anti-trapping method and a corresponding apparatus for a vehicle door that can be adjusted between an open position and a closed position along an adjustment...
US-9,484,913 Emulation of LED input characteristics in BICMOS process
An LED input emulator to interface a signal source designed for use with an LED optocoupler, to capacitive or other galvanic isolation circuitry, emulating LED...
US-9,484,912 Resistance element generator and output driver using the same
A resistance element generator includes a reference current generation unit suitable for receiving a source reference current to generate first and second...
US-9,484,911 Output driver with back-powering prevention
A back-power prevention circuit is provided that protects a buffer transistor from back-power during a back-power condition by charging a signal lead coupled to...
US-9,484,910 Zero-current POR circuit
A power-on reset (POR) circuit includes an RC circuit; a Schmitt trigger, an inverter, and a first PMOS tube. A power supply voltage charges a capacitor through...
US-9,484,908 Gate drive circuit
A driver circuit has a gate drive terminal that produces a gate drive signal to control paralleled power semiconductor switches, such as GaN high electron...
US-9,484,907 Device for controlling at least one transistor
A device for controlling at least one transistor is disclosed. The device includes the transistor, which includes a control electrode and two other electrodes,...
US-9,484,906 Apparatus and methods of N-type load switch using bootstrap gate drive for wireless power receiver
Apparatus and methods are provided to power an N-type load switch using a bootstrap capacitor. In one embodiment, an integrated circuit for a wireless power...
US-9,484,905 Voltage sampling switch and method therefor
A voltage switch for handling negative voltages includes an input terminal coupled to a voltage that is greater than a voltage rating of oxide in the voltage...
US-9,484,904 Gate boosting transmission gate
A gate-boosting transmission gate includes an input node and an output node. An n-channel transistor has a first source/drain terminal connected to the input...
US-9,484,902 Delay circuit
A delay circuit may include a fine timing measurement unit suitable for measuring fine timing information on whether an input signal corresponds to the timing...
US-9,484,901 Interpolation circuitry and methods
Circuitry for interpolating a value based on a first plurality of samples from within a larger second plurality of samples includes storage for the second...
US-9,484,900 Digital-to-phase converter
Systems and methods for converting digital signals into clock phases are disclosed. An example digital-to-phase converter circuit receives a complementary...
US-9,484,899 Debounce circuit with dynamic time base adjustment for a digital system
A debounce circuit eliminates noise, glitches, or transient signal variations resulting from mechanical bounce occurring at a change of state of analog signals...
US-9,484,898 System for generating an analogue signal
The system has: a set of at least two electric current generators, at least one capacitor and activation/deactivation devices for the electric current...
US-9,484,897 Level shifter
Systems, methods, and apparatus for use in biasing and driving high voltage semiconductor devices using only low voltage transistors are described. The...
US-9,484,896 Resonant frequency divider design methodology for dynamic frequency scaling
A dynamic rotary traveling wave oscillator circuit includes plurality of multi-output spot-advancing blocks (MOSABs) forming a main-loop and a plurality of...
US-9,484,895 Self-adjusting duty cycle tuner
A duty cycle tuner measures high and low periods of a signal, calculates an actual duty cycle, generates duty control signals based on the actual duty cycle and...
US-9,484,894 Self-adjusting duty cycle tuner
A duty cycle tuner measures high and low periods of a signal, calculates an actual duty cycle, generates duty control signals based on the actual duty cycle and...
US-9,484,893 Clock generation circuit with fast-startup standby mode
A clock generation circuit operates in a STANDBY mode as well as conventional OFF and ON modes. In STANDBY mode, a small pre-bias current is applied to...
US-9,484,892 Integrated circuit adaptive voltage scaling with de-aging
An integrated circuit compensates for circuit aging by measuring the aging with an aging sensor and controlling a supply voltage based on the measured aging....
US-9,484,891 Multi-modal communication interface
An integrated circuit supports multiple communication modes using different input/output (IO) voltages. The IC includes a low-voltage communication circuit...
US-9,484,890 Systems and methods to reduce quadrature error in sensors
Various embodiments of the invention provide for improved performance by reducing a quadrature error signal. In certain embodiments, this is accomplished by...
US-9,484,889 Delay fabric apparatus and delay line
A fabric for delaying digital signals in continuous time has an array of node filters. Inputs of filters in the first column are inputs of the fabric. A node...
US-9,484,888 Linear resistor with high resolution and bandwidth
Described is an apparatus which comprises: a first voltage follower; a second voltage follower; and a pass-gate including a p-type transistor in parallel to an...
US-9,484,887 Acoustic wave band reject filter
A method and system for an acoustic wave band reject filter are disclosed. According to one aspect, an acoustic wave band reject filter includes a substrate and...
US-9,484,886 Surface acoustic wave device and composite module including same
A surface acoustic wave device includes a piezoelectric substrate including an interdigital transducer located on one principal surface thereof, an insulating...
US-9,484,885 Method of manufacturing elastic wave device
A method for manufacturing an elastic wave device includes a step of preparing a supporting substrate, a step of forming a high-acoustic-velocity film on the...
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