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Feedback Signal

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


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Apparatus and method for determining information on a power variation of a transmit signal
Intel Ip Coporation
October 12, 2017 - N°20170295547

An apparatus for determining information on a power variation of a transmit signal comprises a power amplifier module, an antenna module and a power variation determining module. The power amplifier module amplifies a radio frequency transmit signal and the antenna module transmits at least partly the amplified radio frequency transmit signal. The power variation determining module determines a weighted sum ...
Method and circuits for phase-locked loops
Analog Bits Inc.
October 12, 2017 - N°20170295009

A phase lock loop (pll) includes: a binary phase detector configured to generate a first and second polarity signals that respectively indicating whether an incoming data stream is leading a feedback signal, or whether the feedback signal is leading the incoming data stream, wherein a difference between the first and second polarity signals does not represent an amount of phase ...
Asynchronous bias control for an optical modulator using a multiple tone detection technique with phase ...
Infinera Corporation
October 12, 2017 - N°20170294967

In an asynchronous optical modulation system, a drive circuit may generate a plurality of dither tones in accordance with a predetermined dither frequency ratio. Based on the components of the dither frequency ratio, the optical modulation system may be configured to determine a feedback signal magnitude component that is independent of the delay τ and a feedback signal sign ...
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Feedback Signal Patent Applications
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System and method for actively influencing sound
Eberspächer Exhaust Technology Gmbh & Co. Kg
October 12, 2017 - N°20170294182

A system has a sound generator (20) that generates superimposed sound to a sound to be manipulated. An error sensor (50) measures sound and outputs a corresponding feedback signal (e′(n)). A signal generator (91) generates a sound signal (y(n)). A controller (92) generates a control signals (λ1(n)) and (λ2(n)). The adder (94) subtracts one control signal (λ2(...
System and method for actively influencing sound
Eberspächer Exhaust Technology Gmbh & Co. Kg
October 12, 2017 - N°20170294181

A system includes a sound generator (20) that generates sound superimposed to sound to be manipulated. An error sensor (50) measures superimposed sound and outputs a corresponding feedback signal (e′(n)). A signal generator (91) generates a sound signal (y(n)). A controller (92) generates a control signal (λ(n)) representing a value of a sequence of rational numbers. A weighter (93) weights ...
Identifying abandonment using gesture movement
Microsoft Technology Licensing, Llc
October 12, 2017 - N°20170293691

Examples of the present disclosure describe systems and methods of identifying good and bad abandonment using gesture movement. In aspects, user feedback signals may be received by a client device in response to the viewing and/or navigation of query results. The feedback signals may be provided to a framework for determining and/or analyzing query abandonment. The framework may ...
Feedback Signal Patent Pack
Download 187+ patent application PDFs
Feedback Signal Patent Applications
Download 187+ Feedback Signal-related PDFs
For professional research & prior art discovery
inventor
  • 187+ full patent PDF documents of Feedback Signal-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.
Uncalibrated thermocouple system
Biosense Webster (israel) Ltd.
October 12, 2017 - N°20170290616

Apparatus, including a multiplexer, having a first output and multiple first inputs receiving analog input signals and an analog feedback signal and cycling through and selecting the signals for transfer in sequential signal groupings to the first output. The apparatus also includes an amplification circuit, having a second output and a second input connected to the multiplexer first output, that ...
Power converter and power conversion method
Infineon Technologies Austria Ag
October 05, 2017 - N°20170288554

In accordance with an embodiment, a power conversion method includes operating a power converter circuit in one of a first operation and a second operation mode based on a feedback signal and a signal level of an output signal at an output. The power converter includes a transformer with a primary winding and a secondary winding, a first electronic switch ...
Write-tracking circuit for memory
Semiconductor Manufacturing International (beijing) Corporation
October 05, 2017 - N°20170287552

A write tracking circuit includes a dummy memory cell coupled to a first dummy bit line, a second dummy bit line, and a dummy word line, a logic operation unit coupled to the dummy word line and to the first dummy bit line and configured to output a write feedback signal based on a logic operation of a signal on ...
Office chair system and method for adjusting and using an office chair system
Logicdata Electronic & Software Entwicklungs Gmbh
October 05, 2017 - N°20170280889

An office chair system has an office chair with adjustment elements for changing positions of elements of the office chair, a sensor element, a calculation unit coupled to the latter and to the adjustment elements, as well as an operating element coupled thereto. The adjustment elements are configured to detect contacts and actuations of components of the adjustment elements and ...
Dynamic beam steering optoelectronic packages
Intel Corporation
September 28, 2017 - N°20170279537

Apparatuses including integrated circuit (ic) optical assemblies and processes for operation of ic optical assemblies are disclosed herein. In some embodiments, the ic optical assemblies include a transmitter component to provide light output having a particular beam direction, and a transmitter driver component. The transmitter component includes a light source optically coupled to a plurality of waveguides, a plurality of ...
Oscillation control apparatus and oscillation apparatus
Asahi Kasei Microdevices Corporation
September 28, 2017 - N°20170279453

Provided is an oscillation apparatus and an oscillation control apparatus including a first control section that generates a first control signal that controls an oscillation frequency of an oscillator, based on a temperature detection result of a temperature detecting section; an encoder that generates a feedback signal; a second control section that generates a second control signal that controls the ...
Insulated synchronous rectification dc/dc converter
Rohm Co., Ltd.
September 28, 2017 - N°20170279363

An insulated synchronous rectification dc/dc converter is provided. A feedback circuit drives a light-emitting element of a first photocoupler such that the output voltage vout of the dc/dc converter approaches a target voltage. A primary side controller is coupled to a light-receiving element of the first photocoupler, so as to switch on and off a switching transistor according ...
Feedback Signal Patent Pack
Download 187+ patent application PDFs
Feedback Signal Patent Applications
Download 187+ Feedback Signal-related PDFs
For professional research & prior art discovery
inventor
  • 187+ full patent PDF documents of Feedback Signal-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.
Duty cycle estimator
Qualcomm Incorporated
September 28, 2017 - N°20170279352

A duty cycle estimation circuit includes a latch circuit that receives a clock signal for a voltage regulator. The latch circuit outputs a duty cycle estimate. The duty cycle estimation circuit also includes a low pass filter coupled to an output of the latch circuit to receive the duty cycle estimate. The duty cycle estimation circuit further includes a comparator ...
Analog to digital converter including differential vco
Industry University Cooperation Foundation Hanyang University
September 21, 2017 - N°20170272094

An analog to digital converter is provided. The analog to digital converter includes: an arithmetic operator combining an analog input signal with a feedback signal; a loop filter filtering an output signal of the arithmetic operator; a quantizer quantizing an output signal of the loop filter to output a digital signal; and a feedback converting the digital signal to output ...
System and method for controlling speed of electric motor
Mitsubishi Electric Research Laboratories, Inc.
September 21, 2017 - N°20170272020

An electric motor is controlled using a feedback signal that includes an error between the measured current and the estimated current determined using the measured current, the measured voltage, and a model of the motor. A feedback gain is determined as an error function of a feedback signal and a speed of the motor is estimated using a product of ...
Laser diode driving systems and methods
Litrinium, Inc.
September 21, 2017 - N°20170271844

A laser diode driving method that reliably maintains average optical power and extinction ratio is disclosed. The present invention for laser driving uses a preloaded laser diode characteristic curve/table and/or mathematical equations to create a programmable bias and modulation current range. This ensures stable closed-loop operation and prevents system failure if the feedback signal is impaired by confining ...
Islanding operation detection device and islanding operation detection method
Tabuchi Electric Co., Ltd.
September 21, 2017 - N°20170269168

An islanding operation detection device for a distributed power supply comprising an inverter connected to a commercial system power supply comprises: a commercial system frequency measurement circuitry; a reactive power injection amount calculation circuitry to calculate an amount of reactive power injection; a feedback signal generation circuitry; a reactive current control circuitry to feedback-control an output current command value to ...
Soft start switching power supply system
Chengdu Monolithic Power Systems Co., Ltd.
September 14, 2017 - N°20170264195

A switching power supply system includes a switching converter, to convert an input voltage into an output voltage and to generate a switching signal; a feedback circuit, to generate a feedback signal; an error amplifier to generate an error signal; a triangle signal generator to generate a triangle signal; a constant on time control circuit to receive error signal and ...
Type iii switching converter error amplifier with fast transient response behavior
Dialog Semiconductor (uk) Limited
September 14, 2017 - N°20170264190

A transient response circuit provides faster transient response time of an electronic device so that less overshoot or undershoot of an output signal of the electronic device occurs when a large load and/or line transient signal is present at an input and/or output terminal of the electronic device. The transient response circuit has a transient detection circuit and ...
Power supply control device and image forming apparatus
Konica Minolta, Inc.
September 14, 2017 - N°20170261892

A power supply control device including a chopper circuit generating a heater current for a halogen heater, a current feedback circuit generating a current feedback signal indicating a current amount based on an amount of the heater current, and a constant current circuit performing pulse-width modulation of the heater current amount according to a difference between a target heater current ...
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