Images List Premium Download Classic

Amplifier Circuit

Amplifier Circuit-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


loading
Bias circuit for radio-frequency amplifier
Skyworks Solutions, Inc.
October 12, 2017 - N°20170294880

Bias circuit for radio-frequency amplifier. In some embodiments, an amplifier circuit for radio-frequency applications can includes an amplifying transistor having an input. The amplifier circuit can further include a bias circuit having a first bias path implemented between a supply node and the input to provide a bias signal to the input of the amplifying transistor, and a second bias ...
Deterioration detection device for printed circuit board
Fanuc Corporation
October 12, 2017 - N°20170292989

A deterioration detection device for a printed circuit board includes a monitoring conductor and a voltage supply conductor for supplying voltage/current arranged on the printed circuit board with an arbitrary clearance. A voltage vx is applied to the voltage supply conductor at a plurality of points. A voltage (0 v) lower than the voltage vx for the voltage supply conductor ...
An amplifier circuit for a parametric transducer and a related audio device
Nanyang Technological University
October 05, 2017 - N°20170289684

An amplifier circuit for a parametric transducer, comprising: a signal processor for processing an input signal into first and second signals; and at least a pair of output stages arranged to respectively receive the first and second signals for generating amplified first and second signals respectively, which are provided to operate the parametric transducer. The input, first and second signals ...
Amplifier Circuit Patent Pack
Download 159+ patent application PDFs
Amplifier Circuit Patent Applications
Download 159+ Amplifier Circuit-related PDFs
For professional research & prior art discovery
inventor
  • 159+ full patent PDF documents of Amplifier Circuit-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
High-frequency signal amplifier circuit, power amplifier module, front-end circuit, and communication apparatus
Murata Manufacturing Co., Ltd.
October 05, 2017 - N°20170288614

A high-frequency signal amplifier circuit is used in a front-end circuit configured to propagate a high-frequency transmission signal and a high-frequency reception signal, and includes an amplifier transistor configured to amplify the high-frequency transmission signal; a bias circuit configured to supply a bias to a signal input end of the amplifier transistor; and a ferrite bead, one end of which ...
Broadband doherty power amplifier
Telefonaktiebolaget Lm Ericsson (publ)
October 05, 2017 - N°20170288613

A power amplifier circuit includes a main amplifier circuit having a main amplifier for amplifying an input signal in one of a full-power mode and at least a back-off mode. A first peak amplifier circuit is in parallel with the main amplifier circuit. The first peak amplifier circuit has a peak amplifier in series with a transmission line. The peak ...
Regeneration circulator, high-frequency power supply device, and high-frequency power regeneration method
Kyosan Electric Mfg. Co., Ltd.
September 28, 2017 - N°20170279364

An excessive voltage rise of load voltage, caused by an impedance mismatching on a transmission path, is prevented, and high-frequency power is regenerated. A parallel impedance is connected to the transmission path during the voltage rise, thereby regenerating voltage caused by a standing wave and preventing excessive load voltage, together with enhancing energy usage efficiency. Establishing the parallel impedance for ...
Amplifier Circuit Patent Pack
Download 159+ patent application PDFs
Amplifier Circuit Patent Applications
Download 159+ Amplifier Circuit-related PDFs
For professional research & prior art discovery
inventor
  • 159+ full patent PDF documents of Amplifier Circuit-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Amplifier circuit for improved sound
Blueprint Acoustics Pty Ltd
September 21, 2017 - N°20170272862

An amplifier circuit is disclosed suitable for feeding a loudspeaker system having plural drivers. The amplifier circuit has an output stage and plural output connectors such that there is an output connector for each driver, wherein the output stage is connected separately to each output connector for independent connection to each driver. A method of feeding a loudspeaker system having ...
Dual device semiconductor structures with shared drain
Cirrus Logic International Semiconductor Ltd.
September 21, 2017 - N°20170272042

Transistors may be manufactured with a shared drain to reduce die area consumed by circuitry. In one example, two transistors can be manufactured that include two body regions that abut a shared drain region. The two transistors can be independently operated by coupling terminals to a source and a gate for each transistor and the shared drain. Characteristics of the ...
Offset correction circuit and transconductance proportional current generation circuit
Fuji Electric Co., Ltd.
September 21, 2017 - N°20170272038

A first amplifier circuit includes differential pair transistors that amplify a difference between input voltages and active load transistors connected to the differential pair transistors. A second amplifier circuit amplifies output voltage of the first amplifier circuit. An offset correction current source is connected in parallel with the active load transistors and adjusts electric current flowing through the differential pair ...
Front-end amplifier circuits for biomedical electronics
Winbond Electronics Corp.
September 21, 2017 - N°20170272036

A front-end amplifier circuit for receiving a biological signal includes a signal channel. The signal channel amplifies the biological signal to generate a detection current and includes a capacitive-coupled transconductance amplifier. The capacitive-coupled transconductance amplifier amplifies the biological signal with a transconductance gain to generate a first current.
Method and device for the administration of the energy consumption of a portable electronic device ...
Digital Experiences S.a.p.i. De C.v.
September 21, 2017 - N°20170269677

A portable electronic device and method that functions as a user interface to notify and monitor, in particular, and to interact, in general, with the user with regard to events generated depending on an application that may or may not use different external services coming from the application and/or the host system and the coupling and decoupling method of ...
Voltage regulator
Sii Semiconductor Corporation
September 21, 2017 - N°20170269622

Provided is a voltage regulator capable of suppressing fluctuation in a limited current. The voltage regulator includes: a first differential amplifier circuit configured to compare a voltage based on an output voltage and a reference voltage to each other, to thereby output a first voltage; a second differential amplifier circuit configured to compare the first voltage and a second voltage ...
Voltage regulator and integrated circuit including the same
Samsung Electronics Co., Ltd.
September 21, 2017 - N°20170269620

A voltage regulator is provided that includes an error amplifier circuit having a reference voltage input port that receives a reference voltage, n input ports, n output ports, and n power transistors, where n is a positive integer that is greater than or equal to 2. Each of the power transistors has a gate that is connected to one of the ...
Amplifier Circuit Patent Pack
Download 159+ patent application PDFs
Amplifier Circuit Patent Applications
Download 159+ Amplifier Circuit-related PDFs
For professional research & prior art discovery
inventor
  • 159+ full patent PDF documents of Amplifier Circuit-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Power amplifier with input power protection circuits
Murata Manufacturing Co., Ltd.
September 14, 2017 - N°20170264253

An rf power amplifier circuit and input power limiter circuits are disclosed. A power detector generates a voltage output proportional to a power level of an input signal. There is a directional coupler with a first port connected to a transmit signal input, a second port connected to the input matching network, and a third port connected to the power ...
Voltage mode power combiner for radio frequency linear power amplifier
Skyworks Solutions, Inc.
September 14, 2017 - N°20170264245

A radio frequency (rf) power combining amplifier circuit has a circuit input and a circuit output. A first amplifier is connected to the circuit input and to a first bias input. A first output matching network is connected to an output of the first amplifier and to the circuit output. A second amplifier is connected to the circuit input and ...
Semiconductor memory device
Kabushiki Kaisha Toshiba
September 14, 2017 - N°20170263326

A memory device capable of narrowing the threshold voltage distribution thereof includes word lines, bit lines, memory cells, a word line driver configured to apply voltage to a selected word line, a sense amplifier circuit configured to detect data of the memory cell, and a controller configured to control the word line driver and the sense amplifier. A write sequence ...
Semiconductor device, display device, and electronic device
Semiconductor Energy Laboratory Co., Ltd.
September 14, 2017 - N°20170263205

A semiconductor device in which variations are controlled is provided. The semiconductor device has a function of converting a digital signal into an analog signal, and includes a digital-analog converter circuit, an amplifier circuit, first to fourth switches, a first output terminal, a second output terminal, and a power source. The amplifier circuit is configured to perform feedback control when ...
Antenna apparatus and array antenna apparatus for radar
Kabushiki Kaisha Toshiba
September 14, 2017 - N°20170261597

According to one embodiment, an antenna apparatus includes a plurality of amplifier circuits, a common drain control circuit, a gate control circuits, and an antenna controller. The common drain control circuit constitutes a control circuit common to the plurality of amplifier circuits, and controls a drain voltage of a field-effect transistor included in each of the amplifier circuits. The gate ...
Power amplifier circuit
Panasonic Corporation
September 07, 2017 - N°20170257067

A power amplifier circuit includes an input that receives a first input signal having a first phase and a second input signal having a second phase, a first transistor that includes a source that is supplied with a first voltage, and a gate that receives the first input signal, a second transistor that includes a source that is supplied with ...
Memory array with bit-lines connected to different sub-arrays through jumper structures
Taiwan Semiconductor Manufacturing Company, Ltd.
September 07, 2017 - N°20170256306

An integrated circuit structure includes an sram array including a first sub-array having a first plurality of rows and a plurality of columns of sram cells, and a second sub-array having a second plurality of rows and the plurality of columns of sram cells. A first bit-line and a first complementary bit-line are connected to the first and the second ...
Calibration of inverting amplifier based impedance analyzers
Texas Instruments Incorporated
September 07, 2017 - N°20170254871

A circuit for measuring an impedance of a device under test (dut). The circuit includes: (i) circuitry for generating a stimulus wave at a stimulus frequency; (ii) an amplifier circuit coupled to the dut to present a response signal from the dut in response to the stimulus wave; (iii) switching circuitry for selectively coupling, between the stimulus wave and an ...
Loading