Integrated Device Tech Patent Applications

APPARATUS AND METHODS FOR AUTOMATIC TIME MEASUREMENTS

Granted: August 8, 2019
Application Number: 20190243312
A time-to-digital converter (TDC, 110) obtains a Start signal to indicate the start of an event, and a Stop signal whose assertion indicates the stop of the event. The Stop signal can be asserted multiple times due to false indications of the event stop. The TDC continuously monitors the Stop signal to generate a separate digital value (T.j_i) for the duration from the event's starting time to each assertion of the Stop signal. The digital values can be analyzed to select the true…

LASER DISTANCE SENSING USING PRIOR MEASUREMENT INFORMATION

Granted: July 11, 2019
Application Number: 20190212445
A laser distance sensor (LDS) performs multiple measurement attempts with different values of operating parameters, e.g. of laser power gain (GL) or received light amplifier gain (GTIA). The parameter values, and the order of values for different measurement attempts, are determined from analysis of prior measurement data. Such data may include parameter values used in prior satisfactory measurements. The parameter values, the order indication, and other measurement information are…

USE OF RING OSCILLATORS FOR MULTI-STOP TIME MEASUREMENTS

Granted: June 20, 2019
Application Number: 20190187628
A multi-stop time-to-digital converter (TDC, 110) includes single-stop TDCs (326, 510) connected to output nodes of a ring oscillator (504). Other features and embodiments are also provided.

COLOR SENSOR AND METHOD OF ITS PRODUCTION

Granted: June 6, 2019
Application Number: 20190170584
Embodiments of the invention relate to a method for producing a color sensor with a sensor characteristic adjusted by three sensor elements that each comprise an element characteristic, and a color filter cooperating with the sensor elements and consisting of color filter elements that each comprise a filter element characteristic, and to a color sensor. Embodiments include a method with which a color sensor with a precisely adjustable sensor characteristic can be produced from several…

Scalable Coherent Apparatus and Method

Granted: May 23, 2019
Application Number: 20190155738
Scalable Coherent Apparatus and Method have been disclosed. In one implementation a dual directory approach is used to implement scalable coherent accesses in a heterogeneous system.

Method and Apparatus for a Transmission Gate for Multi-GB/s Application

Granted: December 6, 2018
Application Number: 20180350878
A Method and Apparatus for a Transmission Gate for Multi-GB/s Application have been disclosed. By actively biasing the gate and body of both NFET and PFET improved performance is achieved.

MULTIMODE WIRELESS POWER RECEIVER CIRCUIT

Granted: March 22, 2018
Application Number: 20180083487
A multimode receiver can include on or more of an over-voltage protection circuit or a high frequency mode switch. As such, some embodiments of a multi-mode receiver includes a rectifier; a high frequency circuit coupled to the rectifier; a low frequency circuit coupled to the rectifier; and a switching circuit coupled to disable at least a portion of the low frequency circuit while the multi-mode receiver operates in high frequency mode. In some embodiments, the multimode receiver…

DUAL USE BOOTSTRAP DRIVER

Granted: March 15, 2018
Application Number: 20180076711
A switching regulator is presented. An embodiment of the switching regulator can include a high switch coupled between an input voltage and a switched output; a low switch coupled between the switched output and a ground; and a ringing switch coupled between a capacitor and the switched output, wherein the ringing switch is closed prior to transition into a tristate where both the high switch and the low switch are open.

APPARATUSES AND RELATED METHODS FOR COMMUNICATION WITH A WIRELESS POWER RECEIVER

Granted: July 30, 2015
Application Number: 20150215006
A wireless power enabled apparatus may comprise a wireless power receiver that includes a receive coil configured to generate an AC power signal responsive to a wireless power signal, a rectifier including a plurality of switches configured to receive the AC power signal and generate a DC rectified power signal, a regulator operably coupled with the regulator to receive the DC rectified power signal and generate an output power signal, and control logic configured to generate a…

APPARATUSES AND METHODS FOR OVER-CURRENT PROTECTION OF DC-DC VOLTAGE CONVERTERS

Granted: June 18, 2015
Application Number: 20150171737
A peak current protection circuit includes a current sensing circuit configured to sense an operating current of a DC-DC converter, and an over-current detector operably coupled with the current sensing circuit. The over-current detector is configured to generate an over-current detect signal at a peak current limit that is that is independent of a voltage level of an output signal of the DC-DC converter. A method for providing over-current protection for a DC-DC converter includes…

METHODS AND APPARATUSES FOR A UNIFIED COMPRESSION FRAMEWORK OF BASEBAND SIGNALS

Granted: June 4, 2015
Application Number: 20150156284
A method and apparatus provides a parameter estimation processor configured to estimate parameters used to compress data for transmission over a serial data link. The parameter estimation processor includes a processor. The processor includes user programmable inputs. The user programmable inputs set an input data packet length, a target compression ratio, and a resampling factor and allow filter parameters to be set. Input data information is received from an input data buffer of a data…

MULTIMODE WIRELESS POWER TRANSMITTERS AND RELATED METHODS

Granted: April 9, 2015
Application Number: 20150097438
A wireless power transmitter comprises a bridge inverter configured to receive a DC power signal and generate an AC power signal according to an operating frequency, a resonant tank configured to receive the AC power signal and generate an electromagnetic field responsive thereto, and control logic configured to cause the resonant tank to reconfigure and adjust its resonant frequency for a particular receiver type of a wireless power receiver with which a mutual inductance relationship…

MULTIMODE WIRELESS POWER RECEIVERS AND RELATED METHODS

Granted: February 5, 2015
Application Number: 20150035372
A wireless power receiver comprises a resonant tank configured to generate an AC power signal responsive to an electromagnetic field, a rectifier configured to receive the AC power signal and generate a DC output power signal, and control logic configured to control the resonant tank to reconfigure and adjust its resonant frequency responsive to a determined transmitter type of a wireless power transmitter. The control logic may operate the wireless power receiver as a multimode receiver…

METHODS AND APPARATUSES FOR SLEW RATE ENHANCEMENT OF AMPLIFIERS

Granted: September 18, 2014
Application Number: 20140266449
A circuit is disclosed to enhance slew rate of an amplifier. An amplifier includes an output, a first input, and a second input in a differential pair configuration. A slew rate enhancer includes a first slew rate enhancer and a second slew rate enhancer. The first slew direction enhancer is configured to detect a first slew rate condition in a first direction responsive to the first input and the second input and provide additional current for a first side of the differential pair of…

APPARATUSES AND METHODS FOR OVER-TEMPERATURE PROTECTION OF ENERGY STORAGE DEVICES

Granted: September 18, 2014
Application Number: 20140266015
A charging system includes a temperature sensor to generate a temperature signal responsive to a temperature of an energy storage device. A circuit temperature sensor generates a circuit temperature signal responsive to a temperature of a semiconductor device. A charge adjuster generates a desired current signal responsive to the temperature signal and the circuit temperature signal. A comparator compares a charge-current level signal to the desired current signal to generate a charge…

APPARATUSES AND RELATED METHODS FOR CHARGING CONTROL OF A SWITCHING VOLTAGE REGULATOR

Granted: September 18, 2014
Application Number: 20140266010
Charging systems and related methods are disclosed for switching voltage regulators. A charging controller may be configured to generate a control signal indicating a first level of an output current generated by a switching voltage regulator for charging an energy storage device, determine that an output voltage exceeded a predetermined threshold, and generate the control signal indicating a new level of the output current that is reduced from the first level. A method of controlling…

APPARATUSES AND RELATED METHODS FOR MODULATING POWER OF A WIRELESS POWER RECEIVER

Granted: September 18, 2014
Application Number: 20140265610
A wireless power enabled apparatus may comprise a wireless power receiver that includes a receive coil configured to generate an AC signal responsive an electromagnetic field, a rectifier including a plurality of switches configured to receive the AC signal and generate an output power signal, and control logic configured to control the plurality of switches to cause the rectifier to modulate the output power signal. The control logic may be configured to control the plurality of…

MONOLITHIC CLOCK GENERATOR AND TIMING/FREQUENCY REFERENCE

Granted: September 11, 2014
Application Number: 20140253256
A periodic signal generator includes a resonant LC tank circuit that generates a periodic reference signal at a first frequency at a differential output thereof. A temperature-responsive frequency compensation module is electrically coupled to the differential output of the resonant LC tank circuit. This module includes a temperature dependent voltage control module that generates a temperature dependent control voltage and an array of switchable capacitive modules that is electrically…

WIRELESS POWER TRANSMITTER HAVING LOW NOISE AND HIGH EFFICIENCY, AND RELATED METHODS

Granted: May 15, 2014
Application Number: 20140132077
A wireless power transmitter comprises a bridge inverter including a first switch and a second switch coupled together with a first switching node therebetween, and a first capacitor coupled to the first switching node. The transmitter further includes control logic configured to control the first switch and the second switch according to an operating frequency to generate an AC power signal from a DC power signal, and a resonant tank operably coupled to the first switching node of the…

TRANSMISSION OF MULTIPROTOCOL DATA IN A DISTRIBUTED ANTENNA SYSTEM

Granted: March 20, 2014
Application Number: 20140079037
In a distributed antenna system (DAS) and a local area network (LAN), a common communication infrastructure distributes data from radio-based and Internet-based sources. A radio equipment (RE) of the DAS interfaces to a LAN segment. For the downlink, a gateway maps radio signal data from a radio equipment controller (REC) and data packets from a switch to mixed-data frames using a radio data interface protocol for transmission in the DAS. At the RE, the signal data and data packets are…