At Patents you can conduct a Patent Search, File a Patent Application, find a Patent Attorney, or search available technology through our Patent Exchange. Patents are available using simple keyword or date criteria. If you are looking to hire a patent attorney, you've come to the right place. Protect your idea and hire a patent lawyer.
A/D converter, solid-state imaging device and camera system
An A/D converter includes: plural comparators to which reference voltages as ramp waves different from each other are supplied, which are configured to compare...
Programmable multichannel signal selector
An example programmable multichannel data converter includes a multiplexer having a plurality of input channels, an output and a channel selector input, a...
Predictive time-to-digital converter and method for providing a digital
representation of a time interval
Predictive time-to-digital converters (TDCs) and methods for providing a digital representation of a time interval are disclosed herein. In an example, a TDC...
Gain and offset correction in an interpolation ADC
In described examples, an analog to digital converter (ADC) includes a main ADC and a reference ADC. The main ADC generates a zone information signal and a...
Modified delta-sigma modulator for phase coherent frequency synthesis
A phase coherent fractional-N phase-locked loop synthesizer for maintaining phase coherence of a synthesized frequency includes a phase coherent delta-sigma...
Frequency calibration apparatus of phase locked loop and method thereof
A frequency calibration apparatus, applied to a phase locked loop (PLL), includes a frequency detecting module and a search module. The frequency detecting...
Memory storage device having clock and data recovery circuit
A memory storage device having a clock and data recovery circuit module are provided. The module includes sampling circuits, a first logic circuit module, a...
Methods and apparatus for synchronizing operations using separate
A method of synchronizing operations between integrated circuits can include transmitting a first clock signal from a first transmitter associated with a first...
Reference clock architecture for integrated circuit device
A clocking arrangement for transceivers in an integrated circuit device includes a plurality of fractionally adjustable phase-locked loops. Each respective one...
Compensation device for feedback loops, and corresponding integrated
An electronic device includes an output terminal, an output transistor having a control terminal and a conduction terminal coupled to the output terminal, and a...
Measuring setup and hold times using a virtual delay
Methodologies and an apparatus for measuring setup and hold times of fabricated semiconductor devices are provided. Embodiments include: providing a first...
A digital counter may include a first count unit suitable for outputting a first bit signal having a constant level in response to a first clock signal, a...
Self-calibrating fractional divider circuits
A fractional divider (FD) includes a multi-modulus divider (MMD), which generates a periodic output signal in response to: (i) a periodic reference signal...
Methods and circuits for protecting integrated circuits from reverse
A camouflage circuit instantiated on a semiconductor substrate includes a transient-comparison circuit that briefly expresses a value representative of either a...
Semiconductor device and electronic device
A semiconductor in which the area of a circuit that is unnecessary during normal operation is small is provided. A semiconductor device including a first...
A tristate gate includes an output port and at least two transistors. Each of the transistors has at least a first and a second gate configured such that a...
Transition accelerator circuitry
Circuits and techniques for operating an integrated circuit (IC) with a transition accelerator circuit are disclosed. A disclosed circuit includes an inverter...
Differential output buffer
The differential output buffer comprises the differential output circuit, and the bias voltage generation circuit that is the replica circuit of the...
Methods, circuits, devices and systems for integrated circuit voltage
Disclosed is an integrated circuit voltage level shifter including: a first set of pull-up transistors to selectively pull an output voltage towards a high...
Buffer circuit and operation method thereof
A buffer circuit includes an amplification unit suitable for sensing and amplifying an input signal and a reference voltage, a buffer enable unit suitable for...
Control circuit applied in e-fuse system and related method
A control circuit applied in an e-fuse system selectively operates in a feeding mode and a reading mode. When the control circuit operates in the feeding mode,...
Method for controlling an integrated circuit
A method for controlling an IC having logic cells and a clock-tree cell. Each logic cell has first and second FETs, which are pMOS and nMOS respectively. The...
Apparatuses and methods for line charge sharing
Apparatuses and methods for charge sharing, between signal lines are disclosed. An example apparatus may include first and second lines and a charge sharing...
Semiconductor devices and integrated circuits
A data transmission circuit may include first, second, and third pads, generate a pull-up code and a pull-down code in accordance with a resistance value...
Inductive proximity switch and method for its operation
The invention relates to an inductive proximity switch having a current-fed resonant circuit comprising at least one resonant circuit transmitting coil and a...
Low-power activation circuit with motion sensor
One embodiment of the present invention relates to a method and apparatus to perform a low power activation of a system by measuring the slope of a digital...
Circuitry and method for operating an electronic switch
A circuit includes an electronic switch with an isolated gate, a measuring device for determining a charge at the isolated gate, and an energy supply for...
Apparatus and methods for ultrasound probes
Apparatus and methods for ultrasound probes are provided. In certain implementations, a receive switch for an ultrasound probe includes a first field effect...
Power circuit and electronic device utilizing the same
A power circuit for an electronic device includes an input terminal, an output terminal, a voltage transform unit, and a control unit. The control unit controls...
Resonant radio frequency switch
An SPDT switch in a RF communication transceiver provides for choosing the transmit/receive path for the RF signal. It consists of the series and shunt branches...
System and method for a switch having a normally-on transistor and a
In accordance with an embodiment, a circuit includes a normally-off transistor, and a normally-on transistor comprising a second load path terminal coupled to a...
Switching device, and solar power generation system and vehicle driving
system using the same
A series-parallel switch circuit is constituted by connecting, in parallel, multiple series switch circuits in which a first switch receiving electric current...
Electric device including a switch circuit, a current limit circuit and a
clamp swith, for driving a power switch
A drive device according to one aspect of the disclosure includes a control terminal connector, a switch circuit, a current limit circuit, and a clamp switch on...
Gate driver and display apparatus having the same
A gate driver, including multiple stages of gate driving circuits, wherein each stage of the gate driving circuits includes an input part configured to generate...
Emitter follower buffer with reverse-bias protection
The invention relates to a buffer circuit for a receiver device including a transconductance stage and an output stage coupled in parallel to output stages of...
Semiconductor integrated circuit
A semiconductor integrated circuit includes a power supply switch circuit which uses a PMOS transistor and an NMOS transistor to select a first power supply...
Large projected capacitive touch sensor
The present disclosure describes methods for designing a projected capacitive touch sensor, projected capacitive touch sensor manufacturing methods, and...
Semiconductor device and method for driving semiconductor device
A semiconductor device capable of simply performing power gating and a driving method thereof are provided. Power gating is started passively (automatically in...
Apparatuses and methods for controlling delay circuits during an idle
state to reduce degradation of an...
Delay circuits may be controlled by apparatuses and methods during an idle state to reduce degradation of an electrical characteristic. An example apparatus...
Self-calibrating multi-phase clock circuit and method thereof
A multi-phase clock circuit includes: a phase tuning circuit configured to receive a primitive N-phase clock including N primitive clocks of the same period but...
An overshoot compensation circuit for an input signal, having a slew rate detection circuit configured to detect a slew rate of the input signal; a run time...
Serial data signal edge detection
A clamping circuit clamps a serial data signal between a first high voltage level and a first low voltage level to yield a clamped serial data signal. A first...
A synchronizer flip-flop is provided, which is able to better respond to input values that are not provided for the necessary setup or hold times. The flip-flop...
Data output device
A data output device may include a driving control, a voltage supply unit, and an output driving unit. The driving control unit outputs a pull-up control signal...
Method for driving semiconductor device
A novel PLL is provided. An oscillator circuit includes first to n-th inverters, and first and second circuits. A first terminal of each of the first and second...
Extended range ring oscillator using scalable feedback
A clock system including a ring oscillator having a plurality of cascaded inverters, each of the cascaded inverters having a pair of inputs coupled to outputs...
Provided is a semiconductor device including a sequential circuit including a first transistor and a capacitor. The first transistor includes a semiconductor...
Phase error compensation circuit
A method and system of compensating for phase error. A phase error compensation circuit is configured to generate a phase-corrected quadrature Q output signal...
A low-pass filter comprising: a filter input terminal; a filter output terminal; a filter FET configured to provide a resistance between the filter input...
Complex-pole load offering concurrent image rejection and channel
A complex-pole load is configured as a parallel circuit, having 4 transistors arranged in pairs. Each pair of transistors has a transistor gated by a control...