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Maxim Integrated Products Inc patents


Recent patent applications related to Maxim Integrated Products Inc. Maxim Integrated Products Inc is listed as an Agent/Assignee. Note: Maxim Integrated Products Inc may have other listings under different names/spellings. We're not affiliated with Maxim Integrated Products Inc, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "M" | Maxim Integrated Products Inc-related inventors


 new patent  Power-good detector for ultra-wide band transmitter with emphasis on low power consumption

Systems, devices and methods are disclosed using a transmitter architecture to keep the transmitter in a deep sleep mode before activation/enabling. The transmitter tag comprises a power-good-detector, a first regulator and a second regulator. ... Maxim Integrated Products Inc

Low power ultra-wide-band transmitter

Systems, devices and methods are disclosed for an ultra-wide-band (uwb) transmitter tag capable of operating in different power mode depending on voltage level and/or host interruption signal. The transmitter tag comprises a power management circuit, a one-time-programmable memory (otp), a read/write memory, a state machine for controlling/monitoring the operation of the tag. ... Maxim Integrated Products Inc

Method and apparatus for disabling high speed bus operation under high common mode voltage conditions

An apparatus including a handshake window enabler having a pair of differential inputs and a window enablement output, a common mode detector coupled to a power input and a ground input and having a handshake inhibit output, and a handshake disabler coupled to the handshake window enabler, the common mode detector, and the pair of differential inputs. If a common mode voltage that out of range (“too high”) is detected, high speed handshake protocols are such that the bus operates a lower data rate.. ... Maxim Integrated Products Inc

System and method for output voltage overshoot suppression

A method for suppressing voltage overshoot at an output of a voltage regulator is disclosed. The voltage regulator includes at least one channel having a first set of (high-side) transistors and a second set of (low-side) transistors. ... Maxim Integrated Products Inc

Method and apparatus for controlling a multichannel tdm device

A method for developing tdm data with embedded control data includes obtaining signal data and control data, formatting the signal data and the control data into a plurality of channels of a din signal, and transmitting the din signal on one line of a 3-bit tdm bus. A multichannel input device includes a control extractor receptive to the three-bit tdm bus and operative to extract cntl data from the din data, a dai receptive to the 3-bit tdm bus and the channel select input and operative to develop a signal data output, and a dac block including a dac, the dac block being receptive to the signal data and the cntl data.. ... Maxim Integrated Products Inc

Systems and methods for operating secure elliptic curve cryptosystems

Various embodiments of the invention implement countermeasures designed to withstand attacks by potential intruders who seek partial or full retrieval of elliptic curve secrets by using known methods that exploit system vulnerabilities, including elliptic operation differentiation, dummy operation detection, lattice attacks, and first real operation detection. Various embodiments of the invention provide resistance against side-channel attacks, such as sample power analysis, caused by the detectability of scalar values from information leaked during regular operation flow that would otherwise compromise system security. ... Maxim Integrated Products Inc

Remote tuner clock distribution using serializer/deserializer technology

A communication system includes a first radio module and a second radio module. The first radio module includes a tuner communicatively coupled to a reference signal generator that is configured to generate a first reference signal for the tuner. ... Maxim Integrated Products Inc

Electric-field imager for assays

This disclosure describes an electric-field imaging system and method of use. In accordance with implementations of the electric-field imaging system, a fluid sample can be placed on top of a pixel-based impedance sensor. ... Maxim Integrated Products Inc

Coupled inductors for low electromagnetic interference

A coupled inductor for low electromagnetic interference includes a plurality of windings and a composite magnetic core including a coupling magnetic structure formed of a first magnetic material and a leakage magnetic structure formed of a second magnetic material having a distributed gap. The coupling magnetic structure magnetically couples together the plurality of windings, and the leakage magnetic structure provides leakage magnetic flux paths for the plurality of windings.. ... Maxim Integrated Products Inc

State based full and empty control for rechargeable batteries

State based full and empty control for rechargeable batteries that will assure a uniform battery empty condition, even in the presence of a load on the battery. A fuel gauge provides a prediction of the open circuit voltage of the battery, and when the predicted open circuit voltage of the battery reaches the predetermined open circuit voltage of an empty battery, the load is terminated, after which the battery will relax back to the predetermined open circuit voltage of an empty battery. ... Maxim Integrated Products Inc

Perceptual power reduction system and method

A method of reducing power consumed by an audio playback system includes: receiving a signal from a digital audio interface; comparing a sound pressure level (spl) response of a first frequency band of the signal to a total spl response of the signal, the first frequency band including frequencies lower than a selected frequency; and attenuating signal components in the first frequency band of the signal based upon the comparison of the spl response of the first frequency band of the signal to the total spl response of the signal.. . ... Maxim Integrated Products Inc

Systems and methods for a secure payment terminal without batteries

Various embodiments of the present disclosure provide systems and methods for securing electronic devices, such as financial payment terminals, to protect sensitive data and prevent unauthorized access to confidential information. In embodiments, this is achieved without having to rely on the availability of backup energy sources. ... Maxim Integrated Products Inc

Clock recovery system and method for near field communication with active load modulation

A system includes a tank circuit, a synchronization circuit, a transmitter, and a control circuit. The tank circuit is configured to receive a first signal transmitted from a near field communication reader. ... Maxim Integrated Products Inc

Structure and method for hybrid optical package with glass top cover

An optical package containing optical sensor/detector pairs co-housed with a non-optical sensor and processes for fabricating the optical package are described herein. Traditional package structures require the use of clear mold compounds to protect the sensitive dies, but such compounds degrade with time and temperature. ... Maxim Integrated Products Inc

01/04/18 / #20180004302

Gesture detection and compact representation thereof

Techniques are described that may be implemented with an electronic device to detect a gesture within a field of view of a sensor and generate a compact data representation of the detected gesture. In implementations, a sensor is configured to detect a gesture and provide a signal in response thereto. ... Maxim Integrated Products Inc

12/21/17 / #20170366224

Devices for detecting ultra-wide band signals

Embodiments of the present invention include systems for determining locations of uwb transmitters. The system (100) includes multiple uwb receivers (104) for receiving a uwb signal (120) emitted by a uwb transmitter (106). ... Maxim Integrated Products Inc

11/30/17 / #20170346477

Ldmos transistors and associated systems and methods

A lateral double-diffused metal-oxide-semiconductor field effect (ldmos) transistor includes a silicon semiconductor structure, a dielectric layer at least partially disposed in a trench of the silicon semiconductor structure in a thickness direction, and a gate conductor embedded in the dielectric layer and extending into the trench in the thickness direction. The dielectric layer and the gate conductor are at least substantially symmetric with respect to a center axis of the trench extending in the thickness direction, as seen when the ldmos transistor is viewed cross-sectionally in a direction orthogonal to the lateral and thickness directions.. ... Maxim Integrated Products Inc

11/30/17 / #20170346476

Ldmos transistors and associated systems and methods

A lateral double-diffused metal-oxide-semiconductor field effect transistor includes a silicon semiconductor structure, first and second gate structures, and a trench dielectric layer. The first and second gate structures are disposed on the silicon semiconductor structure and separated from each other in a lateral direction. ... Maxim Integrated Products Inc

11/30/17 / #20170345118

Apparatus and method for protecting real-time safety and security relevant video data

A system for generating and detecting watermarks within a video frame (e.g., video content) is described to determine whether a data interruption has occurred. In one or more implementations, the system includes a generation module communicatively coupled to a video source and a watermark detection module configured to receive a plurality of video watermarks. ... Maxim Integrated Products Inc

10/12/17 / #20170295008

Configurable bidirectional transceiver for full-duplex serial link communication system

A configurable transceiver includes a first transmitter, an edge rate controller, a second transmitter, a subtractor, a bandwidth controller and a main controller. The first transmitter is configured to generate a first signal for transmission via a transmission link. ... Maxim Integrated Products Inc

09/28/17 / #20170279599

System and method for wide-band adaptive equalization and eye opening monitoring with link quality detection

A method for assessing link quality includes detecting an eye opening of a transmission link. The detected eye opening of the transmission link is compared with a threshold eye opening or at least one previously detected eye opening. ... Maxim Integrated Products Inc

09/28/17 / #20170278659

Temperature-based control of inductor demagnetization

An integrated circuit for demagnetizing an inductive load includes a first switch to control current supplied by a voltage supply to the inductive load. A zener diode includes an anode connected to a control terminal of the first switch and a cathode connected to the voltage supply. ... Maxim Integrated Products Inc

09/14/17 / #20170264380

Peak detection in data stream

Embodiments of the present invention include methods and systems for detecting a peak of an ultra-wide-band (uwb) signal in a data stream. The system (1100) for detecting a peak of an ultra-wide-band (uwb) signal (1120) in a data stream (102) includes: one or more processors (1001); and a non-transitory computer-readable medium or media (1002) comprising one or more sequences of instructions which, when executed by the one or more processors (1001), causes steps to be performed comprising: selecting a portion (104) of a data stream (102) in a current clock cycle, the portion (104) of the data stream includes a preset number of data samples; finding a set of data samples included in the preset number of data samples, the set of data samples includes one or more consecutive data samples and has a uniform magnitude; and promoting the set of data samples as a peak if the uniform magnitude is higher than a magnitude of a first data sample that immediately precedes the set of data samples and a magnitude of a second data sample that immediately follows the set of data samples.. ... Maxim Integrated Products Inc

09/14/17 / #20170263766

Ldmos transistors including resurf layers and stepped-gates, and associated systems and methods

A lateral double-diffused metal-oxide-semiconductor field effect (ldmos) transistor includes a silicon semiconductor structure including (a) a base layer, (b) a p-type reduced surface field effect (resurf) layer disposed over the base layer in a thickness direction, (c) a p-body disposed over the p-type resurf layer in the thickness direction, (d) a source p+ region and a source n+ region each disposed in the p-body, (e) a high-voltage n-type laterally-diffused drain (hvnldd) disposed adjacent to the p-body in a lateral direction orthogonal to the thickness direction, the hvnldd contacting the p-type resurf layer, and (f) a drain n+ region disposed in the hvnldd. The ldmos transistor further includes (a) a first dielectric layer disposed on the silicon semiconductor structure in the thickness direction over at least part of the p-body and the hvnldd and (b) a first gate conductor disposed on the first dielectric layer in the thickness direction.. ... Maxim Integrated Products Inc

09/14/17 / #20170263369

Integrated transformers and coupled inductors and associated systems and methods

A switching power converter includes an integrated transformer and coupled inductor, first and second primary switching circuits, and a master controller. The integrated transformer and coupled inductor includes (a) first and second primary windings electrically coupled in series and (b) first and second secondary windings. ... Maxim Integrated Products Inc

08/31/17 / #20170250607

Multi-level step-up converter topologies, control and soft start systems and methods

A multi-level, step-up converter circuit includes an inductor including one terminal in communication with an input voltage supply. N transistor pairs are connected in series, where n is an integer greater than one. ... Maxim Integrated Products Inc

08/17/17 / #20170237336

Soft start systems and methods for multi-level step-up converters

A control circuit for a step-up converter includes a soft start module configured to control states of n transistor pairs of the step-up converter, where n is an integer greater than two. A driver module is in communication with the soft start module and configured to generate a first signal when n transistor pairs of the step-up converter are ready to switch. ... Maxim Integrated Products Inc

06/08/17 / #20170163311

Systems and methods for dc power line communication in a photovoltaic system

A method for direct current power line communication in a photovoltaic system includes (a) transferring power between at least one photovoltaic device and a load using a power line, (b) maintaining a magnitude of a current flowing through the power line above a threshold value in a normal operating mode of the photovoltaic system, (c) detecting a change in operation of the power line in response to magnitude of a direct current component of the current flowing through the power line falling below the threshold value, and (d) in response to the detected change in operation of the power line, decoding operating state of the power line to obtain information.. . ... Maxim Integrated Products Inc

06/01/17 / #20170155429

Power adaptive dual mode card emulation system for nfc and rfid application

An adaptive dual mode card emulation system (in card emulation mode or picc design) within an nfc device is disclosed to solve the strong field power delivering issue and also achieve longer communication range. The nfc device may be a nfc tag or an electronic device (such as a smartphone) operated in a card emulation mode. ... Maxim Integrated Products Inc

04/27/17 / #20170115336

Dual galvanic isolation barriers and monitoring systems and methods

A system includes a first galvanic isolator, a second galvanic isolator, a sensor, and a monitoring module. The first galvanic isolator includes a first electrical insulator. ... Maxim Integrated Products Inc

04/06/17 / #20170098998

Method and apparatus for multi-phase dc-dc converters using coupled inductors in discontinuous conduction mode

The present disclosure eliminates the unwanted conduction of the body diode of the low side switch or the unwanted conduction of the low side switch in coupled phases of dc-dc converters operating in dcm to increase efficiency. Specifically, in one implementation, by detecting strong or weak coupling, the present disclosure eliminates body diode conduction in strong coupling by turning on the low side switch and eliminates negative body diode current in weak coupling by turning off the low side switch. ... Maxim Integrated Products Inc

03/02/17 / #20170063234

Methods for multi-phase voltage regulator control

A method of regulating voltage includes closing first and second switching devices during first and second periods in response to first and second signals, respectively. The first and second switching devices open and close to connect and disconnect first ends of first and second inductors of first and second phases of a voltage regulator to and from an input voltage, respectively. ... Maxim Integrated Products Inc

01/26/17 / #20170026772

Orientation aware audio soundstage mapping for a mobile device

A mobile device with orientation aware audio mapping capability is disclosed. The mobile device has an aux speaker, a loud speaker, a sensor for device orientation detection, and a processor (or processors) coupled to the sensor and the speakers. ... Maxim Integrated Products Inc

01/19/17 / #20170019151

Systems and methods for dc power line communication in a photovoltaic system

A method for direct current power line communication in a photovoltaic system includes (a) transferring power between a photovoltaic device and a load using a power line, (b) detecting a change in operation of the power line, and (c) in response to the detected change in operation of the power line, decoding operating state of the power line to obtain information. A method for direct current power line communication in a photovoltaic system includes (a) transferring power between a photovoltaic device and a load using a power line, (b) changing operation of the power line, and (c) encoding operating state of the power line to represent information to be communicated.. ... Maxim Integrated Products Inc

01/19/17 / #20170018931

Switching circuits having multiple operating modes and associated methods

A method for controlling a switching circuit including an input port electrically coupled to a photovoltaic device and an output port electrically coupled to a load includes (1) entering a voltage limiting operating mode and (2) in the voltage limiting operating mode (i) causing a control switching device of the switching circuit to repeatedly switch between its conductive and non-conductive states in a manner which limits magnitude of an output voltage to a maximum voltage value, the output voltage being a voltage across the output port, and (ii) varying the maximum voltage value as a function of magnitude of an output current, the output current being a current flowing through the output port.. . ... Maxim Integrated Products Inc

01/05/17 / #20170005811

Systems and methods for authentication based on physically unclonable functions

Presented are systems, devices, and methods for reliably authenticating asymmetric cryptography-based ics based on physically unclonable functions (pufs) that are immune to reverse engineering. Various embodiments of the invention enhance the level of security in ic architectures without the need to connect to a remote certification authority, thereby, eliminating shortfalls associated with online authentication. ... Maxim Integrated Products Inc

01/05/17 / #20170005501

Master slave charging architecture with communication between chargers

A battery charging system includes a master charger that receives a supply voltage, outputs a master charging current based on the supply voltage, and selectively outputs a slave charger control signal. At least one slave charger receives the slave charger control signal from the master charger, receives the supply voltage, and selectively outputs a slave charging current based on the slave charger control signal and the supply voltage.. ... Maxim Integrated Products Inc








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