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Patent # Description
US-9,941,894 Multiple string, multiple output digital to analog converter
A multiple output, multiple impedance string digital-to-analog converter (DAC) circuit can provide a first output having a first resolution in response to a...
US-9,941,893 Pattern based estimation of errors in ADC
An ADC includes a flash ADC. The flash ADC generates a flash output in response to an input signal, and an error correction block generates a known pattern. A...
US-9,941,892 Multi-standard performance reconfigurable I/Q orthogonal carrier generator
The present disclosure discloses a multi-standard performance reconfigurable I/Q orthogonal carrier generator. The generator may implement a continuously...
US-9,941,891 Adaptive spur cancellation techniques and multi-phase injection locked TDC for digital phase locked loop circuit
A digital phase-locked loop includes a digital loop filter, a digitally controllable oscillator (DCO), and an injection-locked calibration-free time-to-digital...
US-9,941,890 Phase-locked loops with electrical overstress protection circuitry
An integrated circuit with a phase-locked loop (PLL) is provided. The PLL may include a phase frequency detector, a charge pump, a source follower circuit, a...
US-9,941,889 Circuit and method for compensating noise
A circuit for compensating quantized noise in fractional-N frequency synthesizer, comprising a PLL circuit that locks a phase compensated signal to a phase of a...
US-9,941,888 Oscillator, electronic apparatus, and base station
An oscillator includes an oscillation source, multiple temperature control elements, and a controller adapted to perform control to suppress an increase in...
US-9,941,887 Multiplexer-memory cell circuit, layout thereof and method of manufacturing same
An integrated circuit includes a field programmable gate array including: (i) a plurality of memory cells (e.g., static memory cells) to store data, wherein...
US-9,941,886 Integrated circuit (IC) chip comprising an identification circuit
An embodiment of the present invention is an identification circuit for generating an identification number (ID). The identification circuit includes a...
US-9,941,885 Low power general purpose input/output level shifting driver
Disclosed herein is an low power output stage coupled between a supply node and a ground node, configured to drive an output, and controlled by first, second,...
US-9,941,884 AC coupled level shifting circuit
A level shifting circuit can be used to adjust the level of the input signal to a desired output level while maintaining the duty cycle of the input signal. The...
US-9,941,883 Transmission gate circuit
A transmission gate circuit includes a pass gate and a control circuit and provides High Voltage protection to a flash memory in a characterization mode and a...
US-9,941,882 Tristate multiplexers with immunity to aging effects
An integrated circuit with programmable logic is provided. The programmable logic may include multiplexers that are actively used by a custom logic design or...
US-9,941,881 Apparatus and method for latching data including AND-NOR or OR-NAND gate and feedback paths
A latch circuit includes an AND-NOR gate, a NAND gate, and a NOR gate. The AND-NOR gate includes a first AND-input configured to receive input data and a second...
US-9,941,880 Secure voltage regulator
A system includes an integrated circuit (IC) chip with connections to plurality of external pins. An integrated voltage regulator circuit is configured to...
US-9,941,879 Key including capacitive sensor
A keyboard input device including a plurality of key assemblies, at least one of the key assemblies comprising: a key cap having a top surface configured to be...
US-9,941,878 Methods and apparatus for capacitively detecting key motion and finger presence on a magnetic keyboard key
Devices and methods for capacitively sensing key cap position during the initial and latter stages of a keystroke. A key assembly includes a stationary key...
US-9,941,877 Electrode pattern of touch panel
Provided is an electrode pattern of a touch panel, including: a plurality of conductive pattern cells which are formed to be spaced apart from each other on a...
US-9,941,876 Bootstrap diode circuits
Bootstrap diode circuits are disclosed. Example bootstrap diode circuits disclosed herein include a first diode having a first diode input coupled to a voltage...
US-9,941,875 Testing of power on reset (POR) and unmaskable voltage monitors
A power management circuit includes both a power on reset (POR) circuit and a voltage monitoring circuit. Explicit testing of these circuits is accomplished by...
US-9,941,874 Switching unit and power supply circuit
A switching unit of an embodiment includes a first switching element of normally-on type, a second switching element of normally-off type having a non-reference...
US-9,941,873 Method and apparatus for balancing currents
A method and apparatus are provided for balancing currents of two or more parallel-connected power semiconductor switches during an on-state of the switches. A...
US-9,941,872 Self resetting latch
An apparatus includes first and second input transistors receiving respective first and second input signals, and a feedback circuit coupled to the first and...
US-9,941,871 Zero-offset sampling for clock duty cycle correction
Duty cycle sampling circuitry is disclosed that may generate offsets that cancel each other out, thereby improving the accuracy of duty cycle sampling of input...
US-9,941,870 Adjustable delay circuit for optimizing timing margin
The present invention relates to timing margin adjustment circuits using adjustable delay circuits. An example adjustable delay circuit may include a signal...
US-9,941,869 Emphasis signal generation circuit and emphasis signal generation method
A phase compensation circuit includes: a first circuit that increases phase characteristic of a specific frequency of an electrical signal; a second circuit...
US-9,941,868 Buffer circuit, receiver and system using the same
A buffer circuit may include an amplification circuit, a main load circuit, and a sub-load circuit. The amplification circuit and the main load circuit may...
US-9,941,867 Circuit and method for universal pulse latch
One embodiment relates to a pulse latch that includes a latch control logic circuit and a pulse latch circuit. The latch control logic circuit generates a...
US-9,941,866 Apparatus for design for testability of multiport register arrays
In an aspect of the disclosure, a method and an apparatus are provided. The apparatus is a register array including first and second flip-flop latch arrays. The...
US-9,941,865 Method and circuitry for generating trigger signal and associated non-transitory computer program product
A method and circuitry for generating a trigger signal based on an oscillation signal and associated non-transitory computer program product are provided. The...
US-9,941,864 Integrated power supply for fiber optic communication devices and subsystems
An example embodiment includes a fiber optic integrated circuit (IC). The fiber optic IC includes an integrated power supply. The integrated power supply...
US-9,941,863 Power gating control circuit for stably controlling data restoring
Provided is a power gating control circuit for stably controlling data restoring. The power gating control circuit includes a retention circuit and a...
US-9,941,862 Filter that minimizes in-band noise and maximizes detection sensitivity of exponentially-modulated signals
The trans-filter compresses in band AWGN, demodulates input signals and has no threshold due to applied noise. Two frequency selective networks with opposite...
US-9,941,861 Wireless communication apparatus
[Object] To propose a wireless communication apparatus capable of realizing separation of transmission signals and reception signals with a low power...
US-9,941,860 Filter circuit for noise cancellation earphones
The invention is a filter circuit for noise cancelling earphones wherein one end of the filter circuit for noise cancelling earphones is connected to the...
US-9,941,859 Ladder-type filter, duplexer, and module
A ladder-type filter includes: one or more series resonators connected in series between an input terminal and an output terminal; one or more parallel...
US-9,941,858 Electricoacoustic component with structured conductor and dielectric layer
An electroacoustic component includes a substrate configured to carry acoustic waves. The electroacoustic component can be a guided bulk acoustic wave (GBAW)...
US-9,941,857 Attenuation of spurious responses in electromechanical filters
A spur cancelling, electromechanical filter includes a first resonator having a first resonant frequency and one or more first spurious responses, and it also...
US-9,941,856 Apparatus for reconfigurable directional couplers in an RF transceiver with selectable phase shifters
Provided herein are apparatus and methods for reconfigurable directional couplers in an RF transceiver. Reconfigurable directional couplers can be reconfigured...
US-9,941,855 Motor vehicle sound enhancement
A method for modifying sound in a motor vehicle that has an audio system. The audio system has at least one electro-acoustic transducer that creates sound from...
US-9,941,853 Gain calibration controller
A gain calibration controller and gain calibration method is described for calibrating the gain of a class D audio amplifier comprising an adjustable gain stage...
US-9,941,852 Operation amplifiers with offset cancellation
A semiconductor device includes an operational transconductance amplifier (OTA) with a matched pair of transistors including a first transistor and a second...
US-9,941,851 Amplifier circuit and method
An amplifier arrangement comprises N amplifier stages 10.sub.1 to 10.sub.N, wherein N is an integer equal or greater than five. The amplifier arrangement...
US-9,941,850 Fully differential operational amplifier
A fully differential operational amplifier is provided. The amplifier has input nodes and includes a differential input stage for receiving input signals over...
US-9,941,849 Programmable optimized band switching LNA for operation in multiple narrow-band frequency ranges
An front end module (FEM) integrated circuit (IC) architecture that uses the same LNA in each of several frequency bands extending over a wide frequency range....
US-9,941,848 Transconductance with capacitances feedback compensation amplifier
In accordance with embodiments of the present disclosure, a transconductance with capacitances feedback compensation amplifier may include a capacitor in...
US-9,941,847 Speaker driver
A speaker driver comprising an amplifier, configured to receive a test signal that comprises a plurality of equivalent test-blocks, and provide ...
US-9,941,846 Power supplies
Techniques for providing multiple power supplies in electronic devices are disclosed. According to one aspect of the present invention, an appropriate power...
US-9,941,845 Amplifiers and related integrated circuits
Apparatus are provided for amplifier systems and related circuits are provided. An exemplary circuit includes a main amplifier arrangement, first impedance...
US-9,941,844 Dual-mode envelope tracking power converter circuitry
Envelope tracking power converter circuitry is configured to receive a supply voltage and simultaneously provide a first envelope tracking power supply signal...
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