Wednesday, November 26, 2014 Last update: 4:33 AM
FreshNews.com - Covering Large & Obscure Tech Companies Since 1996

Nonlinear

Syndicate content FreshPatents.com
USPTO Class 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
Updated: 1 day 13 hours ago

Voltage level shifter

Mon, 09/22/2014 - 12:43pm
The voltage level shifter includes a first voltage shift circuit, a second voltage shift circuit, a first switch circuit, a second switch circuit, a third switch circuit and a fourth switch circuit. The first voltage shift circuit receives a first input voltage, and the second voltage shift circuit receives a...
Categories: Electronics

Transconductance circuit and frequency mixer

Mon, 09/22/2014 - 12:43pm
The present invention provides a transconductance circuit and a frequency mixer. The transconductance circuit includes: a first transistor, a second transistor, a first impedor, a second impedor, a first input network, and a second input network, where a gate of the first transistor is connected to a source of the...
Categories: Electronics

Controlling the conductivity of an oxide by applying voltage pulses to an ionic liquid

Mon, 09/22/2014 - 12:43pm
Electrolyte gating with ionic liquids is a powerful tool for inducing conducting phases in correlated insulators. An archetypal correlated material is VO2 which is insulating only at temperatures below a characteristic phase transition temperature. We show that electrolyte gating of epitaxial thin films of VO2 suppresses the metal-to-insulator transition and...
Categories: Electronics

Bootstrapped switching circuit with fast turn-on

Mon, 09/22/2014 - 12:43pm
An apparatus and method for implementing a bootstrapped switching circuit having improved (i.e. faster) turn-on time is provided. In an embodiment, an inner switching loop is implemented in a bootstrapped switching circuit where the inner switching loop is configured to turn on an input switch in the bootstrapped drive circuit...
Categories: Electronics

Bipolar transistor with lowered 1/f noise

Mon, 09/22/2014 - 12:43pm
In a bipolar transistor, a thin gate oxide, preferably less than 600 Å, is formed over the base surface region between the emitter and collector. A conductive gate, such as doped polysilicon, is then formed over the gate oxide and biased at the emitter voltage. In the example of a...
Categories: Electronics

High-speed switch with signal-follower control offsetting effective visible-impedance loading

Mon, 09/22/2014 - 12:43pm
A data link circuit switches high-speed signals through FET-based circuitry between channels. A FET responds to control signals at the gate terminal to operate in either a signal-passing mode or another (blocking) mode. In the passing mode, an AC (high-speed) signal is passed between the S-D terminals by coupling a...
Categories: Electronics

Ac coupling circuit with hybrid switches

Mon, 09/22/2014 - 12:43pm
A coupling apparatus having a first branch and a second branch is disclosed. The first branch generally comprises (A) a first switch group configured to connect an input signal to an output node through a first capacitor, and (B) second switch group configured to connect either (i) a second signal,...
Categories: Electronics

Integrated clock gater (icg) using clock cascode complimentary switch logic

Mon, 09/22/2014 - 12:43pm
Inventive aspects include an integrated clock gater (ICG) circuit having clocked complimentary voltage switched logic (CICG) that delivers high performance while maintaining low power consumption characteristics. The CICG circuit provides a small enable setup time and a small clock-to-enabled-clock delay. A significant reduction in clock power consumption is achieved in...
Categories: Electronics

Digital soft start with continuous ramp-up

Mon, 09/22/2014 - 12:43pm
A soft-start generation system is configured to generate a soft-start voltage. The soft-start generation system includes sawtooth circuitry configured to generate current having a sawtooth waveform and staircase circuitry configured to generate current having an ascending staircase waveform. A ramp-up current may be generated that is a combination of the...
Categories: Electronics

Method and semiconductor apparatus for reducing power when transmitting data between devices in the semiconductor apparatus

Mon, 09/22/2014 - 12:43pm
A semiconductor apparatus is provided herein for reducing power when transmitting data between a first device and a second device in the semiconductor apparatus. Additional circuitry is added to the semiconductor apparatus to create a communication system that decreases a number of state changes for each signal line of a...
Categories: Electronics

Active lumped element circulator

Mon, 09/22/2014 - 12:43pm
An integrated circuit can comprise: a first port, a second port, and a third port; and a plurality of microwave operational amplifiers coupled to each other and the first port, the second port, and the third port. The plurality of microwave operational amplifiers can be arranged to substantially pass a...
Categories: Electronics

Method of reducing current collapse of power device

Mon, 09/22/2014 - 12:43pm
According to example embodiments, a method of operating a power device includes applying a control voltage to a control electrode of the power device, where the control electrode is electrically separated from a source electrode, a drain electrode, and a gate electrode of the power device. The control voltage is...
Categories: Electronics

Data-retained power-gating circuit and devices including the same

Mon, 09/22/2014 - 12:43pm
A power-gating circuit and devices including the same are provided. The power-gating circuit includes a flip-flop configured to receive a first power supply voltage and a gated clock signal to operate and a switch circuit connected between a first power supply voltage source configured to supply the first power supply...
Categories: Electronics

Transistor including reentrant profile

Mon, 09/22/2014 - 12:43pm
A transistor includes a substrate, an electrically conductive material layer, and an electrically insulating material layer. At least a portion of one or more of the substrate, the electrically conductive material layer, and the electrically insulating material layer define a reentrant profile....
Categories: Electronics

Low loss electronic devices having increased doping for reduced resistance and methods of forming the same

Mon, 09/22/2014 - 12:43pm
An electronic device includes a drift region having a first conductivity type and a grid including a plurality of doped regions formed in the drift region and having a second conductivity type. The doped regions have a dopant concentration greater than 2.2×1019 cm−3. Related methods are also disclosed....
Categories: Electronics

Method for detecting environmental value in electronic device and electronic device

Mon, 09/22/2014 - 12:43pm
A method of detecting an environment vale of an electronic device is provided. The method includes measuring a state of one or more units related to the electronic device, determining a value based at least in part on the measured state of the one or more units related to the...
Categories: Electronics

Management of exterior temperatures encountered by user of a portable electronic device by reducing heat generation by a component

Mon, 09/22/2014 - 12:43pm
Described embodiments include a portable electronic device. The device includes a shell housing components of the portable electronic device and a heat-generating component. The device includes a contact sensor configured to determine a user touch to the shell. The device includes a temperature sensor configured to determine an exterior temperature...
Categories: Electronics

Symmetric placement of components on a chip to reduce crosstalk induced by chip modes

Mon, 09/22/2014 - 12:43pm
A method and system to control crosstalk among qubits on a chip are described. The method includes placing two or more components symmetrically on the chip, the chip including the qubits, and driving two or more ports symmetrically to control the crosstalk based on controlling coupling of chip mode frequencies...
Categories: Electronics

Bipolar junction transistor and operating and manufacturing method for the same

Mon, 09/22/2014 - 12:43pm
A bipolar junction transistor and an operating method and a manufacturing method for the same are provided. The bipolar junction transistor comprises a first doped region, a second doped region and a third doped region. The first doped region has a first type conductivity. The second doped region comprises well...
Categories: Electronics

Circuit and method for a multi-mode filter

Mon, 09/22/2014 - 12:43pm
An embodiment integrated circuit includes a first capacitive element including a first metal-oxide-semiconductor (MOS) capacitor and a second capacitive element coupled in parallel with the first capacitive element, where the second capacitive element includes a second MOS capacitor. Also, the integrated circuit includes a third capacitive element coupled in parallel...
Categories: Electronics