US Pat. No. 9,384,891

METHOD AND SYSTEM FOR A METAL FINGER CAPACITOR WITH A TRIPLET REPEATING SEQUENCE INCORPORATING A METAL UNDERPASS

Maxlinear, Inc., Carlsba...

1. A semiconductor device, the device comprising:
repeating triplet capacitors integrated on a semiconductor die, the repeating triplet capacitors comprising:
a first set of interconnected metal fingers comprising a first terminal of a first capacitor;
a second set of interconnected metal fingers comprising a first terminal of a second capacitor; and
a third set of interconnected metal fingers comprising a common node that surrounds each finger of the first and second sets
of interconnected metal fingers and comprises a second terminal of both the first and second capacitors.

US Pat. No. 9,582,018

AUTOMATIC GAIN COMPRESSION DETECTION AND GAIN CONTROL FOR ANALOG FRONT-END WITH NONLINEAR DISTORTION

MAXLINEAR ASIA SINGAPORE ...

1. A method of controlling a gain of an analog front-end (AFE) circuit, the method comprising:
setting the gain to a baseline set gain;
determining an inner eye baseline amplitude of an inner eye of an eye pattern of a signal at the baseline set gain, and an
outer eye baseline amplitude of an outer eye of the eye pattern of the signal at the baseline set gain;

setting the gain to a current set gain higher than the baseline set gain;
determining a gain compression ratio based on the inner eye baseline amplitude, the outer eye baseline amplitude, an inner
eye current amplitude of the inner eye of the eye pattern at the current set gain, and an outer eye current amplitude of the
outer eye of the eye pattern at the current set gain; and

increasing the current set gain until the gain compression ratio reaches a predefined limit.

US Pat. No. 9,209,238

METHOD AND SYSTEM FOR IMPROVED MATCHING FOR ON-CHIP CAPACITORS

Maxlinear, Inc., Carlsba...

1. A method for a semiconductor device, the method comprising:
in a semiconductor die comprising an on-chip capacitor comprising one or more metal layers:
electrically coupling a first set of metal fingers;
electrically coupling a second set of metal fingers that are interdigitated with the first set of metal fingers, wherein the
first set of metal fingers and the second set of metal fingers are arranged symmetrically in the semiconductor die to compensate
for non-uniformities in the one or more metal layers, and each comprise parallel linear fingers that increase in length with
distance from a center of the on-chip capacitor; and

configuring the on-chip capacitor in a plurality of symmetric sections, wherein a boundary between each of the plurality of
sections is configured in a zig-zag pattern.

US Pat. No. 9,608,647

SYSTEM AND METHOD FOR VOLTAGE-CONTROLLED OSCILLATOR CALIBRATION

MAXLINEAR ASIA SINGAPORE ...

1. A method for calibrating a voltage-controlled oscillator (VCO) of a phase-locked loop (PLL) system, where a VCO output
frequency is dependent on a fine-tuning control voltage input, a coarse-tuning control input and one or more operational conditions,
where the VCO output frequency varies monotonically with changes in each of the one or more operational conditions, the method
comprising:
providing a frequency characteristics dataset indicating the VCO output frequency across a range of allowable values for each
of the coarse-tuning control input and the fine-tuning control voltage input and a range of expected values of the one or
more operational conditions;

for each of a plurality of coarse-tuning control input settings, determining a polynomial function describing a calibration
voltage for the control voltage input with respect to the one or more operational conditions, wherein the polynomial function
is determined based on the frequency characteristics dataset to generate a constant VCO output frequency such that the constant
VCO output frequency is a midpoint of a usable VCO frequency range, wherein the usable VCO frequency range comprises all VCO
output frequencies that can be generated at the coarse-tuning control input setting over all of the range of expected values
of the one or more operational conditions using only allowable values of the fine tuning control voltage;

measuring the one or more operational conditions;
placing the PLL system in an open-loop state;
applying the calibration voltage corresponding to the measured one or more operational conditions as determined by the polynomial
function to the control voltage input;

sweeping through a range of coarse-tuning control input values to determine a selected coarse-tuning control input that minimizes
a difference between the constant VCO output frequency and a target frequency; and

enabling the coarse-tuning control input setting of VCO corresponding to the selected coarse-tuning control input.

US Pat. No. 9,847,753

ELECTRO-MECHANICAL VOLTAGE-CONTROLLED OSCILLATOR AND A METHOD FOR GENERATING TUNABLE BALANCED OSCILLATIONS

MAXLINEAR ASIA SINGAPORE ...

1. An oscillator for generating balanced oscillations, the oscillator comprising:
a resonator input configured to receive, from an electro-mechanical resonator, a signal for creating oscillations in the oscillator;
an oscillator core connected to the electro-mechanical resonator for starting and sustaining balanced oscillations in the
oscillator, the oscillator core comprising first and second cross-coupled complementary inverters forming a loop, each inverter
comprising an output;

first and second capacitors connected in series in the loop to the outputs of the first and second cross-coupled complementary
inverters, respectively, and configured to inhibit the cross-coupled complementary inverters from latching to a static direct
current state when starting oscillations;

a resistor network configured to connect the output of the first inverter to the output of the second inverter for creating
a high pass filter with the capacitors to inhibit relaxation-mode oscillations, wherein the resistor network comprises a switchable
connection which connects the outputs of the first and second inverters when enabled; and

a controller connected to the resistor network and configured to enable the switchable connection when starting the oscillations
to create a high pass filter with the capacitors to inhibit relaxation-mode oscillations.

US Pat. No. 9,100,088

METHOD AND SYSTEM FOR GUARD BAND DETECTION AND FREQUENCY OFFSET DETECTION

MAXLINEAR, INC., Carlsba...

1. A method, comprising:
in a signal processing circuit that is within a satellite reception assembly:
analyzing actual frequency information corresponding to a plurality of downconverted signals; wherein each of the plurality
of downconverted signals is downconverted using one or more corresponding local oscillators (LOs) in the signal processing
circuit;

determining, for each of the downconverted signals and based on the analyzing, one or more of at least the following:
one or more frequency offsets, which are associated with the one or more corresponding local oscillators (LOs), in relation
to corresponding standard LO frequencies; and

one or more actual guard bands between adjacent frequency bands;
generating, for the plurality of downconverted signals, information on one or more of at least the following: the determined
frequency offsets and the determined actual guard bands; and

performing, based on the generated information, one or both of a band stacking operation and a channel stacking operation
so that:

during the band stacking operation, frequency bands are not stacked on each other or stacked frequency bands do not overlap;
and

during the channel stacking operation, channels are not stacked on each other or stacked channels do not overlap during the
channel stacking operation.

US Pat. No. 9,397,686

METHOD AND SYSTEM FOR A LOW INPUT VOLTAGE LOW IMPEDANCE TERMINATION STAGE FOR CURRENT INPUTS

Maxlinear, Inc., Carlsba...

1. A semiconductor device, the device comprising:
an output stage for an electrical circuit, the output stage comprising input cascode transistors and stacked output transistors,
wherein a source-follower feedback path for the input cascode transistors comprises a feedback transistor with its gate terminal
coupled to a drain terminal of a first of the input cascode transistors, a drain of the feedback transistor coupled to a supply
voltage, and a source terminal of the feedback transistor coupled to a current source.

US Pat. No. 9,258,621

METHOD AND SYSTEM FOR MULTI-SERVICE RECEPTION

Maxlinear, Inc., Carlsba...

1. A system comprising:
a satellite dish assembly;
a plurality of antenna elements mounted to said satellite dish assembly, said plurality of antenna elements being configured
for reception of terrestrial television signals; and

circuitry, mounted with said satellite dish assembly, for diversity combining of a plurality of said terrestrial television
signals received via said plurality of antenna elements, wherein said circuitry comprises a selector controllable to select
a subset of said antenna elements to be used for said reception of said plurality of said terrestrial television signals.

US Pat. No. 9,282,379

SYSTEM AND METHOD IN A BROADBAND RECEIVER FOR EFFICIENTLY RECEIVING AND PROCESSING SIGNALS

MAXLINEAR, INC., Carlsba...

1. A satellite dish system for receiving satellite signals, said satellite dish system comprising:
at least one module comprising a first full-band capture receiver and a second full-band capture receiver communicatively
coupled to a low noise block downconverter (LNB) wherein:

said first full-band capture receiver is operable to, at least:
receive a first signal from said LNB; and
digitize the received first signal over all frequencies of the first signal that are used for carrying satellite television
signal, the digitization resulting in a first digitized signal; and

said second full-band capture receiver is operable to, at least:
receive a second signal from said LNB; and
digitize the received second signal over all frequencies of the second signal that are used for carrying satellite television
signal, the digitization resulting in a second digitized signal.

US Pat. No. 9,100,666

METHOD AND SYSTEM FOR PROVIDING A HOME CABLE NETWORK

Maxlinear, Inc., Carlsba...

1. A method for communication, the method comprising:
in a premises-based network:
receiving, by a root node network controller in the premises, signals that conform to one or more first communications protocols;
bridging said received signals to conform to a second communications protocol different from the first communications protocol;
and

communicating said bridged signals to one or more networked devices within said premises-based wired network, wherein only
signals conforming to said second communications protocol are concurrently communicated in a first frequency range of the
first communications protocol and in a second frequency range of the second communications protocol, the first frequency range
being different from and not overlapping with the second frequency range.

US Pat. No. 9,432,698

TS PACKET GROOMING

MaxLinear, Inc., Carlsba...

1. An apparatus for grooming a plurality of received transport stream packets, the apparatus comprising:
an interface block configured to receive a plurality of transport stream (TS) packets according to a selected service;
a packet processor having a parser configured to parse a packet header of each one of the plurality of received transport
stream packets, a Boolean logical unit configured to logically compare a set of patterns in the received transport stream
packet with a plurality of predetermined values, and a shadow counter configured to track a CC value; and

a memory module configured to store program codes for the packet processor,
wherein the packet processor is configured to:
parse an adaptation field control bit, adjust an adaptation field length if the PID value matches and the adaptation field
control bit is equal unity;

parse a payload unit start indicator (PUSI) value, compare the PUSI value against an expected PUSI value, reset the PUSI value
to zero if the PID value matches and the PUSI value does not match the expected PUSI value, and retain the PUSI value if the
PID value matches and the PUSI value matches the expected PUSI value;

parse a pointer field value, compare the pointer field value against a predetermined pointer value, set the pointer field
value to the minimum of a residual section length value and a subtraction result of the adaptation field length from the decimal
183;

adjust a table ID field if the PUSI value is equal unity and the pointer field value is not a valid table ID;
parse a section length value;
validate the section length value by comparing it with a predetermined length value;
adjust the section length value to the predetermined length value if the section length value does not match the predetermined
length value; and

retain the section length value if the section length value matches the predetermined length value.

US Pat. No. 9,178,526

MULTI-ZONE DATA CONVERTERS

MAXLINEAR, INC., Carlsba...

9. A data converter providing a plurality of operating zones, the data converter comprising:
one or more circuits, the one or more circuits being operable to convert received input signals to corresponding output signals;
wherein the one or more circuits comprise:

a first circuit operable to convert a first input signal into a first output signal if the first input signal corresponds
to a first operating zone of the plurality of operating zones; and

second circuit operable to convert the second input signal into a second output signal if the second input signal corresponds
to a second operating zone of the plurality of operating zones, wherein the second circuit has better operating characteristics
than those of the first circuit.

US Pat. No. 9,165,677

METHOD AND APPARATUS FOR MEMORY FAULT TOLERANCE

MAXLINEAR, INC., Carlsba...

1. A system comprising:
one or more circuits comprising a switch, a first data bus that carries data of a first type, a second data bus that carries
data of a second type, and a plurality of arrays of memory cells, wherein:

said data of said first type is more sensitive to errors than said data of said second type;
said switch is configured such that:
when a first one of said plurality of arrays have less faulty cells than a second one of said plurality of arrays, said first
data bus is coupled to a first one of said plurality of arrays such that said first one of said plurality of arrays are utilized
for storing said data of said first type, and said second data bus is coupled to said second one of said plurality of arrays
such that said second one of said plurality of arrays are utilized for storing said data of said second type;

when said second one of said plurality of arrays have less faulty cells than said first one of said plurality of arrays, said
first data bus is coupled to said second one of said plurality of arrays such that said second one of said plurality of arrays
are utilized for storing said data of said first type, and said second data bus is coupled to said first one said plurality
of arrays such that said first one of said plurality of arrays are utilized for storing said data of said second type.

US Pat. No. 9,124,338

METHOD AND APPARATUS FOR EFFICIENT DC CALIBRATION IN A DIRECT-CONVERSION SYSTEM WITH VARIABLE DC GAIN

MaxLinear, Inc., Carlsba...

1. A direct conversion receiver comprising:
a first look-up table configured to store a first plurality of DC offset values each being associated with a different one
of a first plurality of gains of a first amplification stage; and

a frequency conversion module coupled to an output of the first amplification stage.

US Pat. No. 9,100,622

WIDEBAND TUNER ARCHITECTURE

MaxLinear, Inc., Carlsba...

1. A wideband receiver system comprising:
a wideband receiver configured to concurrently receive a plurality of desired RF channels; said wideband receiver comprising:
a mixer module coupled to the plurality of desired RF channels and having a first mixer configured to generate an in-phase
signal and a second mixer configured to generate a quadrature signal;

a wideband analog-to-digital converter (ADC) module having a first wideband ADC coupled with the in-phase signal and configured
to generate a digitalized in-phase signal and a second wideband ADC coupled with the quadrature signal and configured to generate
a digitalized quadrature signal; and

a digital frontend (DFE) module having a plurality of complex mixers coupled to the digital in-phase and quadrature signals,
each one of the plurality of complex mixers frequency-shifting a different one of the plurality of the desired RF channels
to a baseband signal.

US Pat. No. 9,429,658

METHOD AND SYSTEM FOR A DUAL MODE GLOBAL NAVIGATION SATELLITE SYSTEM

Maxlinear, Inc., Carlsba...

1. A method for wireless communication, the method comprising:
in a wireless communication device comprising a medium Earth orbit (MEO) radio frequency (RF) path and a low Earth orbit (LEO)
RF path:

selectively enabling in a time-division duplexed manner said MEO RF path to receive MEO RF satellite signals and said LEO
RF path to receive LEO RF satellite signals;

blanking the MEO RF path when the LEO RF path is receiving said LEO RF satellite signals and blanking the LEO RF path when
the MEO RF path is receiving said MEO RF satellite signals;

down-converting said received MEO RF satellite signals in said MEO RF path;
down-converting said received LEO RF satellite signals in said LEO RF path;
calculating a first position of said wireless device utilizing only said down-converted MEO RF satellite signals; and
calculating a second position of said wireless device utilizing only said down-converted LEO RF satellite signals.

US Pat. No. 9,414,184

METHOD AND SYSTEM FOR BROADBAND NEAR-FIELD COMMUNICATION (BNC) UTILIZING FULL SPECTRUM CAPTURE (FSC) SUPPORTING BRIDGING ACROSS WALL

MAXLINEAR INC., Carlsbad...

1. A method for communication, the method comprising:
in a first broadband wireless device comprising a full spectrum capture receiver:
concurrently capturing and digitizing a plurality of channels spanning a first frequency band and a second frequency band,
wherein said first frequency band is allocated, by a regulatory body, for signals of a first type and said second frequency
band is allocated, by said regulatory body, for signals of a second type, wherein said signals of said first type adhere to
a first one or more standards for far-field communications and said signals of said second type adhere to a second one or
more standards for far-field communications;

selecting a subset of said plurality of channels which have electromagnetic energy below a determined threshold, wherein at
least one of the subset of channels is in each of said first frequency band and said second frequency band; and

transmitting a near-field communication signal on said selected subset of said plurality of channels, wherein, on each one
of said channels in said selected subset, a transmit power level at which said near-field communication signal is transmitted
is below a spurious emissions mask set for said one of said channels by said regulatory body.

US Pat. No. 9,397,678

LOCALIZED DYNAMIC ELEMENT MATCHING AND DYNAMIC NOISE SCALING IN DIGITAL-TO-ANALOG CONVERTERS (DACS)

MAXLINEAR, INC., Carlsba...

1. A method, comprising:
in a digital-to-analog converter (DAC):
controlling a plurality of DAC elements in said DAC during digital-to-analog conversion of an input to said DAC;
wherein said controlling comprises using a switching arrangement that comprises one or more switching elements configured
for controlling switching each of said plurality of DAC elements on or off.

US Pat. No. 9,331,725

METHOD AND SYSTEM FOR CREST FACTOR REDUCTION

Maxlinear, Inc., Carlsba...

1. A method for communication, the method comprising:
generating an original waveform to be amplified by a programmable gain amplifier (PGA);
generating a distortion signal utilizing a PGA model that predicts an output signal of the PGA based on the original waveform;
generating an error signal by subtracting out the original waveform from the distortion signal;
filtering the generated error signal;
generating a conditioned waveform with crest factor reduced from that of the original waveform by adding the filtered error
signal to the original waveform; and

amplifying the conditioned waveform.

US Pat. No. 9,312,821

METHOD AND SYSTEM FOR A CONFIGURABLE LOW-NOISE AMPLIFIER WITH PROGRAMMABLE BAND-SELECTION FILTERS

Maxlinear, Inc., Carlsba...

1. A semiconductor device, the device comprising:
a receiver comprising a low-noise amplifier (LNA) integrated on a semiconductor die;
a low pass filter with first and second terminals, the second terminal operably coupled to a first input of the LNA;
a high pass filter with first and second terminals, the second terminal operably coupled to a second input of the LNA; and
a signal source input coupled to the first terminal of the low pass filter and the first terminal of the high pass filter,
wherein said LNA is operable to receive signals in a pass band of the high pass filter and a pass band of the low pass filter
and wherein a wideband, high frequency, or low frequency mode of the LNA is configured based on a signal received from a received
signal strength indicator (RSSI).

US Pat. No. 9,294,117

METHOD AND SYSTEM FOR GAIN CONTROL FOR TIME-INTERLEAVED ANALOG-TO-DIGITAL CONVERTOR (ADC)

MAXLINEAR, INC., Carlsba...

15. A system, comprising:
a signal processing component that is configured to perform a plurality of processing operations, the signal processing component
comprising:

a plurality of sampling slices, for use in generating a digital output based on an analog signal, wherein each sampling slice
comprises:

an analog-to-digital converter (ADC) element, for applying analog-to-digital conversion to at least a portion of the received
analog signal; and

a gain element, for applying within a corresponding sampling slice and prior to application of analog-to-digital conversion
via the ADC element, gain to at least the portion of the analog signal; and

a processing circuit for processing the digital output, wherein the processing circuit is operable to generate gain related
information, for use in controlling gain applied via gain elements corresponding to the plurality of sampling slices.

US Pat. No. 9,124,925

SYSTEM AND METHOD FOR CONDITIONAL ACCESS IN AN IN-HOME NETWORK BASED ON MULTI-NETWORK COMMUNICATION

MaxLinear, Inc., Carlsba...

1. A system comprising:
one or more circuits for use in a transceiver that is collocated with a satellite dish, said one or more circuits being operable
to:

read one or more encryption keys from one or more client devices;
receive a satellite signal carrying media content;
remove first content protection from said media content;
after said removal of said first content protection, apply second content protection to said media content using said one
or more encryption keys read from said one or more client devices; and

after said application of said second content protection, transmit said media content onto one or more links between said
satellite dish and said one or more client devices.

US Pat. No. 9,571,112

STACKED SYNTHESIZER FOR WIDE LOCAL OSCILLATOR GENERATION USING A DYNAMIC DIVIDER

MAXLINEAR ASIA SINGAPORE ...

1. A synthesizer integrated circuit, comprising:
a phase locked loop, the phase locked loop including:
a plurality of voltage controlled oscillators; and
a selector that is configured to select a first output of one of the plurality of voltage controlled oscillators and a second
output of one of the plurality of voltage controlled oscillators, the selector being configured to provide the selected first
output onto an output line and transmit the selected second output to another synthesizer integrated circuit, wherein the
synthesizer integrated circuit and the another synthesizer integrated circuit are on different chips; and

a dynamic divider coupled to the output line, the dynamic divider configured to receive the selected first output of one of
the plurality of voltage controlled oscillators on the output line and generate a synthesizer output, the dynamic divider
comprising a multiplier element and a divider element, wherein the dynamic divider is configured to:

use the multiplier element to multiply the selected first output of one of the plurality of voltage controlled oscillators
by a first factor, and

use the divider element to divide an output of the multiplier element by a second factor wherein the second factor is a variable
number.

US Pat. No. 9,395,188

METHOD AND SYSTEM FOR LOCATION DETERMINATION AND NAVIGATION USING STRUCTURAL VISUAL INFORMATION

Maxlinear, Inc., Carlsba...

1. A method for wireless device positioning, the method comprising:
in a wireless communication device:
capturing one or more images of one or more structures a vicinity of said wireless communication device;
extracting structural element data from the captured images;
determining best matches between extracted structural element data and structural data stored in memory;
determining estimated positions Pi of the best matches ordered by a quality Qi of the matches; and

determining a position Px of said wireless communication device from a location that has a highest number of estimated positions Pi of said wireless communication device clustered about it within a threshold distance, and if no position Px has estimated positions Pi of said wireless communication device clustered within said threshold distance, capturing one or more additional images at
a different orientation.

US Pat. No. 9,294,129

LOW-POWER LOW DENSITY PARITY CHECK DECODING

MaxLinear, Inc., Carlsba...

1. A method comprising:
during decoding of a first group of bits in a message passing low density parity check (LDPC) decoder:
locking a first variable node of said LDPC decoder upon a bit-value probability of said first variable node reaching a determined
threshold;

locking a first check node of said LDPC decoder upon one or more conditions being satisfied, said one or more conditions including
a condition that all variable nodes connected to said first check node are locked; and

ceasing decoding said first group of bits upon all variable nodes of said LDPC decoder being locked, all check nodes of said
LDPC decoder being locked, reaching a maximum number of iterations, or reaching a timeout.

US Pat. No. 9,277,536

METHOD AND SYSTEM FOR WIFI COMMUNICATION UTILIZING FULL SPECTRUM CAPTURE

Maxlinear, Inc., Carlsba...

1. A method, comprising:
in a single receiver:
capturing signals over a wide spectrum comprising a plurality of WiFi frequency bands;
extracting a plurality of WiFi channels from said captured signals;
concurrently digitizing, via one or more processing lanes of said single receiver, said plurality of WiFi channels, wherein
each of said one or more processing lanes comprises a mixer and one or more analog-to-digital converters;

aggregating two or more of said plurality of WiFi channels to create one or more aggregated WiFi channels.

US Pat. No. 9,247,274

FLEXIBLE CHANNEL STACKING

MAXLINEAR, INC., Carlsba...

1. A method, comprising:
in a receiver comprising a plurality of input paths that are operable to process a plurality of input RF signals:
receiving said plurality of input RF signals by said plurality of input paths;
selecting N channels of said received plurality of input RF signals, wherein N is an integer;
combining said selected N channels onto one or more output signals, wherein said combining comprises:
multiplexing said selected N channels onto M slots, wherein:
M is an integer greater than N;
a first half of said M slots are assigned to a first of two sets of frequency bins; and
a second half of said M slots are assigned to a second of said two sets of frequency bins; and
performing a fast Fourier transform on said two sets of frequency bins.

US Pat. No. 9,232,262

MULTI-PATH VIDEO AND NETWORK CHANNELS

Maxlinear, Inc., Carlsba...

1. A method for communication, the method comprising:
in a communication device comprising a wideband path and a narrowband path:
receiving a video channel and a network channel in said wideband path when said communication device is operating in a first
stage;

receiving a video channel and a network channel in said wideband path and also receiving said network channel in said narrowband
path when said communication device is operating in a second stage; and

receiving said network channel in said narrowband path when said communication device is operating in a third stage, wherein
said second stage comprises a transition between said first stage and said third stage.

US Pat. No. 9,166,606

REFERENCE-FREQUENCY-INSENSITIVE PHASE LOCKED LOOP

MaxLinear, Inc., Carlsba...

8. A system, comprising:
a phase locked loop, wherein the phase locked loop is operable to:
generate, by the phase locked loop, a reference clock signal whose frequency is twice a frequency of a crystal clock signal
and is keyed on both rising and falling edges of the crystal clock signal, wherein the crystal clock signal is generated by
a crystal in the phase locked loop;

enable, based on the generated reference clock signal, usage of both rising and falling edges of the crystal clock signal
for an operation of the phase locked loop;

perform the operation of the phase locked loop based on the enabling; and
utilize a sampled loop filter (SLPF) in the phase locked loop during the operating of the phase locked loop, wherein the sampled
loop filter (SLPF) captures charge, at a frequency corresponding to the frequency of the reference clock signal, from a charge
pump (CHP) in the phase locked loop.

US Pat. No. 9,071,470

LOW-COMPLEXITY DIGITAL RADIO INTERFACE

MaxLinear, Inc., Carlsba...

1. A tuner comprising:
an analog front end block;
an analog-to-digital converter responsive to the analog-front end block;
a digital signal processor responsive to said analog-to-digital converter and adapted to output in-phase and quadrature data
via a first terminal, wherein said digital signal processor is further configured to interleave the in-phase and quadrature
data, said first terminal carrying a first subset of bits associated with the in-phase and quadrature data;

a serial communication interface block receiving a first gain control signal via a second terminal, said serial communication
interface block being further configured to supply the first gain control signal to the analog front end block when a switch
is in a first position;

a gain control block adapted to receive a second gain control signal from the analog-to-digital converter and to supply the
second gain control signal to the analog front end block when the switch is in a second position; and

a third terminal carrying a second subset of bits associated with the in-phase and quadrature signals, said first and second
subsets representing an entire set of bits associated with the in-phase and quadrature data, wherein the first subset of bits
associated with the in-phase and quadrature data is transmitted in a first data packet having a synchronization header, and
the second subset of bits associated with the in-phase and quadrature data is transmitted in a second data packet, the first
and second data packets sharing a same clock signal.

US Pat. No. 9,397,955

METHOD AND SYSTEM FOR AN ANALOG CROSSBAR ARCHITECTURE

Maxlinear, Inc., Carlsba...

17. A system for communication, the system comprising:
a wireless device comprising a receiver path with a N×M analog crossbar, said wireless device being operable to:
receive a digital signal via a plurality of antennas, the digital signal comprising a plurality of channels;
amplify the received signal utilizing a low-noise amplifier (LNA);
convert the amplified signal to an analog signal;
separate the analog signal into a plurality of separate channels utilizing a channelizer;
route the plurality of separate channels to desired signal paths utilizing the N×M analog crossbar; and
convert the routed plurality of separate channels to a plurality of digital signals.

US Pat. No. 9,252,798

METHOD AND SYSTEM FOR BROADBAND ANALOG TO DIGITAL CONVERTER TECHNOLOGY

MaxLinear, Inc., Carlsba...

11. A system that performs analog-to-digital conversions, the system comprising:
one or more circuits that are operable to:
inject training signals into one or more particular spectral regions; and
determine based on said injecting of said training signals, one or more correction estimation parameters;
wherein said one or more correction estimation parameters reduce distortion in at least said one or more particular spectral
regions.

US Pat. No. 9,179,437

METHOD AND SYSTEM FOR FEMTOCELL POSITIONING USING LOW EARTH ORBIT SATELLITE SIGNALS

MaxLinear, Inc., Carlsba...

22. A system for wireless communication, the system comprising:
one or more circuits for use in a femtocell device comprising a low Earth orbit (LEO) satellite signal receiver path and a
medium Earth orbit (MEO) receiver path, said one or more circuits being operable to provide wireless communication services
to other wireless communication devices, and said one or more circuits being operable to:

receive LEO RF satellite signals utilizing said LEO satellite signal receiver path when MEO signals are attenuated below a
threshold needed for positioning purposes by the MEO receiver path;

measure a position of said femtocell device based on said received LEO RF satellite signals;
compare said measured position of said femtocell device to a threshold radius defined by a stored initial position; and
enable said wireless communication services to said other wireless communication devices when said measured position is within
said threshold radius.

US Pat. No. 9,124,294

SUCCESSIVE APPROXIMATION ANALOG-TO-DIGITAL CONVERTER (ADC) WITH DYNAMIC SEARCH ALGORITHM

MAXLINEAR, INC., Carlsba...

1. A method of an analog-to-digital converter, comprising:
selecting, by the analog-to-digital converter, a reference voltage based on a probability that a magnitude of an analog input
voltage has a predetermined relationship to a predetermined magnitude;

comparing, by the analog-to-digital converter, the analog input voltage to the reference voltage to obtain a comparison output;
updating, by the analog-to-digital converter, the reference voltage based on the comparison output; and
repeating, one or more times by the analog-to-digital converter, said comparing and said updating to obtain a digital output
code representative of the analog input voltage.

US Pat. No. 9,077,429

METHOD AND SYSTEM FOR REPURPOSING OF A GLOBAL NAVIGATION SATELLITE SYSTEM RECEIVER FOR RECEIVING LOW-EARTH ORBIT COMMUNICATION SATELLITE SIGNALS

Maxlinear, Inc., Carlsba...

1. A method for wireless communication, the method comprising:
in a communication device that is capable of receiving both medium Earth Orbit (MEO) satellite signals and low Earth orbit
(LEO) satellite signals:

receiving MEO satellite signals and/or LEO satellite signals in a receiver of said communication device;
configuring a radio frequency (RF) path to down-convert either said received LEO satellite signals or said received MEO satellite
signals;

calculating a position of said wireless device utilizing said down-converted signals; and
synchronizing local time of said communication device utilizing said down-converted signals.

US Pat. No. 9,049,491

METHOD AND SYSTEM FOR POWER MANAGEMENT IN A FREQUENCY DIVISION MULTIPLEXED NETWORK

MaxLinear, Inc., Carlsba...

1. A method comprising:
in circuitry that comprises an analog-to-digital converter (ADC):
receiving a signal from a headend, wherein a bandwidth of said received signal spans from a low frequency to a high frequency
and encompasses a plurality of sub-bands;

determining, based on communication with said headend, whether one of more of said sub-bands residing above a threshold frequency
are available for carrying downstream data from said headend to said circuitry;

configuring a sampling frequency of said ADC based on a result of said determining, wherein:
when said one or more of said sub-bands are available for carrying downstream data from said headend to said circuitry, said
configuring said sampling frequency comprises setting said sampling frequency to a frequency that is at least twice said high
frequency; and

when said one or more of said sub-bands are not available for carrying downstream data from said headend to said circuitry,
said configuring said sampling frequency comprises setting said sampling frequency to a frequency equal to or substantially
equal to said threshold frequency; and

digitizing said signal received from said headend via said ADC operating at said configured sampling frequency.

US Pat. No. 9,306,684

METHOD AND SYSTEM FOR CACHING CONTENT FOR MOBILE DISTRIBUTION

MAXLINEAR, INC., Carlsba...

1. A satellite system comprising:
a plurality of satellite reception assemblies, each comprising a receive module, a memory, and a basestation module; and
one or more servers, wherein:
said one or more servers are operable to receive information indicating a starting point and destination of a trip that a
satellite subscriber plans to take in the future, and indicating which satellite television content said satellite subscriber
desires to receive during said trip;

said one or more servers are operable to calculate a route for said trip based on at least a portion of said received information
and on locations of said plurality of satellite reception assemblies;

said receive module of one of said plurality of satellite reception assemblies positioned along said calculated route is operable
to receive a satellite signal and recover said satellite television content from said satellite signal;

said memory of said one of said plurality of satellite reception assemblies positioned along said calculated route is operable
to store at least a portion of said satellite television content;

which portion of said satellite television content is stored in said memory of said one of said plurality of satellite reception
assemblies positioned along said calculated route is based on said received information;

said basestation module of said one of said plurality of satellite reception assemblies positioned along said calculated route
is operable to transmit said stored portion of said satellite television content to a client device of said satellite subscriber
during said trip; and

which portion of said recovered satellite television content is stored in said memory of said one of said plurality of satellite
reception assemblies is based on an expected amount of demand for particular data in a coverage area served by said basestation
module of said one of said plurality of plurality of satellite reception assemblies such that resources are allocated for
high-demand content.

US Pat. No. 9,294,592

METHOD AND SYSTEM FOR SERIALIZATION AND DESERIALIZATION (SERDES) FOR INTER-SYSTEM COMMUNICATIONS

Maxlinear, Inc., Carlsba...

1. A system comprising:
a serializer comprising a framing circuit that in turn comprises header insertion circuitry, filler bits insertion circuitry,
a buffer, and control circuitry, wherein:

said header insertion circuitry is operable to generate frame headers;
said filler bits insertion circuitry is operable to generate filler bits;
said buffer is operable to buffer bits of an input datastream;
said control circuitry is operable to select, at any given time, whether bits from said header insertion circuitry, bits from
said filler bits insertion circuitry, or bits from said buffer are placed into a serial output stream; and

said selection is such that filler bits are periodically inserted into said output stream at times determined based on a value
of a parameter stored in said serializer.

US Pat. No. 9,252,780

TCXO REPLACEMENT FOR GPS

MaxLinear, Inc., Carlsba...

1. A device comprising:
a phase-locked-loop circuit;
a crystal oscillator coupled to the phase-locked-loop circuit;
a temperature sensor configured to determine a temperature associated with the crystal oscillator during at least first and
second times; and

a controller configured to:
calculate a difference between the temperatures determined during the at least first and second times;
compare the temperature difference with a threshold value; and
vary an acquisition range of the phase-locked-loop circuit in accordance with the comparison result.

US Pat. No. 9,246,718

NON-COHERENT MULTI-SYMBOL-DELAY DIFFERENTIAL DETECTOR

Maxlinear, Inc., Carlsba...

1. A system comprising:
an electronic receiver comprising:
differential detection circuitry operable to generate a differential detection sequence based on a received symbol sequence
and based on an m-symbol delayed version of said received symbol sequence, where the value of m is an integer greater than
1;

decision metrics calculation circuitry operable to calculate differential decision metrics based on said differential detection
sequence, wherein said calculation of said differential decision metrics is based on a set of differential symbol sequences
generated from a set of possible transmitted symbol sequences; and

sequence decision circuitry operable to generate a decision as to which of said set of possible transmitted symbol sequences
resulted in said received symbol sequence, where said decision is based on said differential decision metrics and the value
of m is selected based on a minimum distance of said set of differential symbol sequences.

US Pat. No. 9,197,239

METHOD AND SYSTEM FOR ANALOG-TO-DIGITAL CONVERTER WITH NEAR-CONSTANT COMMON MODE VOLTAGE

Maxlinear, Inc., Carlsba...

1. A method for communication, the method comprising:
in an analog-to-digital converter (ADC) comprising sampling switches on each of two input lines to the ADC, N double-sided
switched capacitors, and M single-sided switched capacitors on each input line:

sampling an input voltage by closing the sampling switches;
opening the sampling switches and comparing voltage levels between the input lines;
iteratively switching the double-sided switched capacitors between a reference voltage (Vref) and ground based on the compared
voltage levels; and

iteratively switching the single-sided switched capacitors between ground and voltages that are a fraction of Vref.

US Pat. No. 9,148,160

DYNAMIC POWER SWITCHING IN CURRENT-STEERING DACS

MAXLINEAR, INC., Carlsba...

1. A method, comprising:
applying digital-to-analog conversion to a digital input via a digital-to-analog converter (DAC) circuit, wherein:
the DAC circuit is configured to apply the digital-to-analog conversion based on current steering; and
the DAC circuit is configured to incorporate use of dynamic power switching during current steering.

US Pat. No. 9,094,269

PEAK TO AVERAGE POWER RATIO SUPPRESSION

MaxLinear, Inc., Carlsba...

1. A system comprising:
a first domain translation circuit, a first peak-to-average-power ratio (PAPR) suppression circuit, and a descriptor generation
circuit, wherein:

said first domain translation circuit is operable to convert a plurality of frequency-domain symbols to a corresponding plurality
of first time-domain signals;

said first PAPR suppression circuit is operable to:
group said plurality of first time-domain signals into a plurality of sub-bands of said plurality of first time-domain signals;
and

invert one or more of said sub-bands of said plurality of first time-domain signals according to a value of a first descriptor
received from said descriptor generation circuit; and

said descriptor generation circuit comprises one or more second domain translation circuits and is operable to determine said
value of said first descriptor using an iterative process in which each iteration comprises:

random selection of a value of said first descriptor;
determination of a PAPR of said plurality of first time-domain signals processed using said randomly-selected value of said
first descriptor; and

determination of whether said PAPR meets one or more determined criteria.

US Pat. No. 9,055,405

METHOD AND SYSTEM FOR A MESH NETWORK OF SATELLITE RECEPTION ASSEMBLIES

MaxLinear, Inc., Carlsba...

1. A method comprising:
performing by a first satellite reception assembly:
receiving a satellite signal from a direct broadcast satellite;
providing a channel recovered from said received satellite signal by said first satellite reception assembly to a first client
device installed at a first satellite customer premises;

detecting a drop in signal quality of said received satellite signal such that said first satellite reception assembly can
no longer reliably recover said channel;

in response to said drop in signal quality, transmitting a discovery request to discover a second satellite reception assembly
that is currently able to recover said channel from said satellite signal and provide said channel to said first satellite
reception assembly;

receiving said channel from said second satellite reception assembly via a connection between said second satellite reception
assembly and a wireless receiver of said first satellite reception assembly; and

providing said channel received from said received satellite signal to said first client device installed at said first satellite
customer premises.

US Pat. No. 9,490,746

VOLTAGE-CONTROLLED OSCILLATOR AND A METHOD FOR TUNING OSCILLATIONS

Maxlinear Asia Singapore ...

1. An oscillator for generating oscillations having a frequency, the oscillator comprising:
a resonator input configured to receive, from a resonator, a resonator signal for creating oscillations in the oscillator;
an oscillator core connected to the resonator input, the oscillator core configured for contributing gain to the oscillations
in the oscillator; and

a frequency tuning network connected to the resonator input for tuning the frequency of the oscillations, the frequency tuning
network connected by inductors to the oscillator core and the resonator input to inhibit amplifying a first capacitance from
the oscillator core and to amplify a second capacitance from the frequency tuning network, the inductors configured to inhibit
a thermal noise from the oscillator core from converting to a phase noise in the frequency tuning network.

US Pat. No. 9,413,378

METHOD AND SYSTEM FOR ASYNCHRONOUS SUCCESSIVE APPROXIMATION REGISTER (SAR) ANALOG-TO-DIGITAL CONVERTERS (ADCS)

Maxlinear, Inc., Carlsba...

1. A method, comprising:
in an asynchronous successive approximation register (SAR) analog-to-digital converter (ADC):
performing in a first circuit a plurality of comparison steps; and
for each of the plurality of comparison steps, when a failure to determine a valid output decision occurs for a particular
comparison step, setting in a second circuit one or more remaining bits up to, but not including, one or more overlapping
redundant bits in a code word corresponding to said particular comparison step, to a particular value.

US Pat. No. 9,326,090

METHOD AND SYSTEM FOR BROADBAND NEAR-FIELD COMMUNICATION UTILIZING FULL SPECTRUM CAPTURE (FSC) SUPPORTING SCREEN AND APPLICATION SHARING

MAXLINEAR, INC., Carlsba...

1. A method, comprising:
in a first wireless communication device:
establishing an ad-hoc communication link with a second wireless communication device within operating range, wherein said
establishing said ad-hoc communication link comprises:

determining, based on strength of wireless broadband signals received by said first wireless communication device from said
second wireless communication device, a distance between said first wireless communication device and said second wireless
communication device;

exchanging security information if said determined distance between said first wireless communication device and said second
wireless communication device is above a first threshold; and

bypassing an exchange of said security information if said determined distance between said first wireless communication device
and said second wireless communication device is below said first threshold; and

sharing a replica of at least a portion of a display of said first wireless communication device with said second wireless
communication device utilizing said wireless broadband signals that are communicated via said established ad-hoc communication
link.

US Pat. No. 9,326,101

METHOD AND SYSTEM FOR AN INTERNET PROTOCOL LNB SUPPORTING POSITIONING

MAXLINEAR, INC., Carlsba...

1. A method, comprising:
performing, in an Internet protocol low noise block downconverter (IP LNB) assembly that is within a satellite reception assembly;
determining location information and/or time information of the IP LNB assembly;
providing services based on the determined location information and/or the determined time information; and
communicating the determined location information and/or the determined time information to a wireless communication device
which is communicatively coupled to the IP LNB assembly;

wherein:
location information of the wireless communication device is determined by the wireless communication device, based on the
determined location information and the determined time information communicated from the IP LNB assembly and based on other
location information and corresponding other time information communicated from one or more other IP LNB assemblies; and

the wireless communication device is communicatively coupled to the one or more other IP LNB assemblies for receipt of the
other location information and/or other time information.

US Pat. No. 9,223,382

SYSTEM AND METHOD FOR PROVIDING POWER-SAVE OPERATION IN AN IN-HOME COMMUNICATION NETWORK

MAXLINEAR, INC., Carlsba...

1. A method comprising:
in a device of a multimedia over coax alliance (MoCA) network:
receiving, from a network coordinator of said MoCA network, permission to enter a power-saving mode;
entering said power-saving mode; and
while said device is in said power-saving mode:
tracking time utilizing a clock that is synchronized to system time of said MoCA network; and
transmitting during one or more predetermined timeslots without first transmitting a corresponding reservation request.

US Pat. No. 9,203,535

CONFIGURABLE, HIGHLY-INTEGRATED SATELLITE RECEIVER

MaxLinear, Inc., Carlsba...

1. A system comprising:
an integrated circuit for use in a direct broadcast satellite (DBS) and/or Fixed Satellite Service (FSS) reception assembly,
the integrated circuit residing on a single silicon die and comprising a receive chain including a mixer, a filter, and an
analog-to-digital converter (ADC), wherein:

in a first configuration of said integrated circuit, said mixer and said filter are configured to direct downconvert a first
narrow satellite frequency band for digitization by said ADC;

in a second configuration of said integrated circuit, said mixer and said filter are configured to direct downconvert a second
narrow satellite frequency band for digitization by said ADC;

in a third configuration of said integrated circuit, said mixer and said filter are configured to direct downconvert said
first narrow satellite frequency band and said second narrow satellite frequency band as a single wideband signal for digitization
by said ADC; and

configuration among said first configuration, said second configuration, and said third configuration is controlled by a control
signal generated by control logic of said integrated circuit based on content requested by client devices served by said DBS
reception assembly.

US Pat. No. 9,083,376

SUCCESSIVE APPROXIMATION REGISTER ANALOG-TO-DIGITAL CONVERTER

MAXLINEAR, INC., Carlsba...

1. A method of converting an analog input value to a digital output code, comprising:
selecting a settling time for a digital-to-analog converter based on a bit position of the digital output code being determined;
comparing an analog reference value generated by the digital-to-analog converter in response to expiration of the selected
settling time for the digital-to-analog converter; and

updating the bit position of the digital output code based on a comparison result of said comparing,
wherein said selecting comprises selecting a greater settling time for a most significant bit of the digital output code than
for a least significant bit of the digital output code.

US Pat. No. 9,055,329

SYSTEM AND METHOD IN A BROADBAND RECEIVER FOR EFFICIENTLY RECEIVING AND PROCESSING SIGNALS

MaxLinear, Inc., Carlsba...

1. A satellite dish system for receiving satellite signals, said satellite dish system comprising:
a low noise block downconverter (LNB) operable to, at least, downconvert a received satellite signal to an IF signal; and
at least one module communicatively coupled to said LNB and housed with said LNB, wherein:
said module comprises a first full-band capture receiver operable to, at least:
receive a first IF signal from said LNB; and
digitize the received first IF signal over all frequencies of the first IF signal that are used for communicating satellite
television signals to generate a first digitized signal;

said module comprises a second full-band capture receiver operable to, at least:
receive a second IF signal from said LNB; and
digitize the received second IF signal over all frequencies of the second IF signal that are used for communicating satellite
television signals to generate a second digitized signal;

encapsulate at least a portion of said first digitized signal and said second digitized signal in IP packets; and
communicate said IP packets to a device external to said satellite dish system.

US Pat. No. 9,887,866

METHOD AND APPARATUS FOR CONVERTING ANALOG RADIO FREQUENCY (RF) SIGNALS TO THE DIGITAL DOMAIN IN A MULTIBAND AND MULTICARRIER WIRELESS COMMUNICATION SYSTEM

MAXLINEAR ASIA SINGAPORE ...

1. A method comprising:
receiving a first wideband analog RF signal, wherein:
the first wideband analog RF signal comprises one or more first narrowband analog RF signals, and
a total of bandwidths of the one or more first narrowband analog RF signals is less than a total bandwidth of the first wideband
analog RF signal;

selecting a first subset of analog-to-digital converters (ADCs) from a plurality of analog-to-digital converters (ADCs), wherein
a number of ADCs in the first subset of ADCs is less than a total number of ADCs in the plurality of ADCs;

enabling only the first subset of ADCs, such that all remaining ADCs in the plurality of ADCs are not enabled; and
analog-to-digital converting, via the first subset of ADCs, only to the one or more first narrowband analog RF signals, such
that a remainder of the first wideband analog RF signal is not converted.

US Pat. No. 9,819,349

METHOD AND APPARATUS FOR CONTROLLING MISMATCH IN A VOLTAGE CONTROLLED OSCILLATOR ARRAY

MAXLINEAR ASIA SINGAPORE ...

1. A method for calibrating an LC-based voltage-controlled oscillator (LC VCO) array comprising a plurality of LC VCOs connected
in parallel to a common control input, each LC VCO having an output for outputting an oscillating signal based on the common
control input, and a frequency/phase adjustment input, the method comprising:
increasing an impedance of a plurality of interconnect elements along interconnection paths connecting outputs of the LC VCOs;
measuring a mismatch between frequencies of signals at the outputs of the LC VCOs; and
electronically adjusting a capacitance or an inductance of one or more of the LC VCOs to reduce the frequency mismatch.

US Pat. No. 9,509,422

CONFIGURABLE, HIGHLY-INTEGRATED SATELLITE RECEIVER

MAXLINEAR, INC., Carlsba...

1. A system comprising:
a direct broadcast satellite (DBS) and/or Fixed Satellite Service (FSS) reception assembly, the DBS and/or FSS receiver comprising
control logic and one or more receive chains, wherein:

said one or more receive chains are configurable into a narrowband configuration and a wideband configuration;
said control logic is operable to control which of said narrowband configuration and said wideband configuration that said
one or more receive chains are configured into at any given time based on content requested by client devices served by said
DBS and/or FSS reception assembly.

US Pat. No. 9,494,692

METHOD AND SYSTEM FOR POWER OPTIMIZATION FOR A GLOBAL NAVIGATION SATELLITE SYSTEM

Maxlinear, Inc., Carlsba...

1. A method for wireless communication, the method comprising:
in a wireless communication device having a low Earth orbit (LEO) satellite signal receiver path:
receiving LEO RF satellite signals utilizing said LEO satellite signal receiver path;
determining a location of said wireless communication device utilizing said received LEO RF satellite signals received by
said LEO satellite signal receiver path; and

configuring circuitry in said LEO satellite signal receiver path in a powered down state when said circuitry is not needed
for receiving LEO RF satellite signals, based on a sleep schedule, said sleep schedule being based at least in part on satellite
availability information received from a reference receiver external to said wireless communication device and on relative
strengths of signals received from a plurality of LEO satellites, said relative strengths compared utilizing a sort module
in a LEO demodulator in said LEO satellite signal receiver path.

US Pat. No. 9,385,697

METHOD AND APPARATUS FOR CANCELLATION OF SPURIOUS SIGNALS

Maxlinear, Inc., Carlsba...

1. A spurious signal rejection (SSR) direct digital synthesizer (DDS) comprising:
a) a first DDS circuit comprising:
i) a first summer having a first input and a second input and an output, the first input coupled to a source of a value N;
ii) a modulo-M counter having a first input, a second input and a third input and a first output and a second output, the
first input of the modulo-M counter coupled to the output of the first summer, the second input of the modulo-M counter coupled
to a source of a value M and the third input of the modulo-M counter coupled to a source of a clock; and

iii) a first register having an first input and second input and an output, the first input coupled to the first output of
the first modulo-M counter, the second input coupled to the source of the clock and the output of the first register coupled
to the second input of the first summer;

b) a second DDS circuit comprising:
i) a second summer having a first input and a second input and an output, the first input of the second summer coupled to
a source of a value Q, wherein the value Q is equal to floor ((N/M)*Y);

ii) a third summer having a first input and a second input and an output, the first input of the third summer being coupled
to the output of the second summer;

iii) a modulo-Y counter having a first input and a second input and a first output and a second output, the first input of
the modulo-Y counter coupled to the output of the third summer and the second input of the modulo-Y counter coupled to the
source of the clock; and

iv) a second register having a first input and a second input and an output, the first input of the second register coupled
to the first output of the modulo-Y counter, the second input of the second register coupled to the source of the clock, the
output of the second register coupled to the second input of the third summer; and

c) a tracking logic module having a first input and a second input and an output, the first input of the tracking logic module
coupled to the second output of the first modulo-M counter, the second input of the tracking logic module coupled to the second
output of the modulo-Y counter, the output of the tracking logic module being 1 if the second output of the modulo-M counter
is 1 and the second output of the modulo-Y counter is a zero, and the output of the tracking logic module otherwise being
a zero if the second output of the modulo-M counter is a zero and the second output of the modulo-Y counter is 1.

US Pat. No. 9,277,357

METHOD AND SYSTEM FOR MAP GENERATION FOR LOCATION AND NAVIGATION WITH USER SHARING/SOCIAL NETWORKING

Maxlinear, Inc., Carlsba...

1. A method for communication, the method comprising:
in connection with a crowd-sourced database that receives images and location data from a plurality of users of wireless communication
devices, and for each of said plurality of users:

receiving a determined position of a wireless communication device, wherein the determined position is determined based at
least in part on:

capture of one or more images of the surroundings of said wireless communication device; and
extraction from the captured one or more images, data associated with objects in the surroundings of said wireless communication
device; and

updating said crowd-sourced database based on said determined position of said wireless device and said extracted data.

US Pat. No. 9,253,607

METHOD AND SYSTEM FOR LOCATION DETERMINATION AND NAVIGATION USING TEXTUAL INFORMATION

Maxlinear, Inc., Carlsba...

1. A method for wireless device positioning, the method comprising:
in a wireless communication device:
capturing one or more images of one or more sources of textual information in the vicinity of said wireless communication
device;

extracting text from said one or more sources of textual information; and
determining a position of said wireless communication device based on a comparison of said extracted text in said captured
one or more images to text in a stored database of textual information, wherein the determining a position comprises, at least
in part, determining a distance to a letter at a beginning of the one or more sources of textual information, determining
a distance to a letter at an end of the one or more sources of textual information, and triangulating the position using the
determined distances.

US Pat. No. 9,191,778

METHOD AND SYSTEM FOR GLOBAL NAVIGATION SATELLITE SYSTEM CONFIGURATION OF WIRELESS COMMUNICATION APPLICATIONS

Maxlinear, Inc., Carlsba...

1. A method for wireless communication, the method comprising:
in a wireless communication device comprising a satellite positioning radio frequency (RF) path:
determining a location of said wireless communication device utilizing low-Earth orbit (LEO) signals received by said satellite
positioning RF path;

establishing communications with a wireless access point based on the determined location; and
configuring a wireless communication function of said wireless communication device based on said determined location.

US Pat. No. 9,055,324

FAST RESYNCHRONIZATION FOR RECEPTION IN TIME SLICING

MaxLinear, Inc., Carlsba...

1. A method of fast resynchronization comprising:
receiving into a receiver a plurality of multi-carrier frames transmitted in time slices, each of the plurality of multi-carrier
frames including a plurality of OFDM symbols;

obtaining first TPS bits from a first plurality of frames;
placing an initial window to a fifth frame for a coarse fractional frequency offset estimation and an integer frequency offset
estimation;

extracting second TPS bits from the fifth frame;
correlating the extracted second TPS bits with the obtained first TPS bits; and
calculating a symbol number based on the correlation of the TPS bits.

US Pat. No. 9,749,070

SAMPLING THRESHOLD DETECTOR FOR DIRECT MONITORING OF RF SIGNALS

MAXLINEAR ASIA SINGAPORE ...

1. A sampling threshold detector for monitoring a radio frequency (RF) signal in a receiver having a mixer for generating
a baseband intermediate frequency (IF) signal from the RF signal, the IF signal having a band of interest, the detector comprising:
an input for receiving a threshold voltage value, the threshold voltage value for comparing to an amplitude of the RF signal;
a clocked sampler configured to sample the RF signal at a sampling clock frequency (fSAMP) and to generate a status signal when the amplitude exceeds the threshold voltage value,

wherein the sampling clock frequency (fSAMP) produces kickback intermodulation products at an output of the mixer, and the sampling clock frequency (fSAMP) is chosen based on a local oscillator frequency (fLO) of the mixer in order to position the kickback intermodulation products outside of the band of interest of the IF signal.

US Pat. No. 9,461,666

DYNAMIC POWER SWITCHING IN CURRENT-STEERING DACS

MAXLINEAR, INC., Carlsba...

1. A system, the system comprising:
a main supply voltage;
a secondary supply voltage;
a positive-side load coupled to the main supply voltage;
a negative-side load coupled to the main supply voltage, an analog output being produced according to a positive-side current
though the positive-side load and a negative-side current though the negative-side load; and

one or more digital-to-analog converter (DAC) cells, each DAC cell comprising:
a current source;
a positive-side branch selectably coupling the main supply voltage to the current source via the positive-side load;
a negative-side branch selectably coupling the main supply voltage to the current source via the negative-side load; and
a secondary section selectably coupling the current source to the secondary supply voltage.

US Pat. No. 9,363,689

COORDINATED ACCESS AND BACKHAUL NETWORKS

Maxlinear, Inc., Carlsba...

1. A method comprising:
performing by circuitry of an electronics communications network:
determining performance of a microwave backhaul link between a first microwave backhaul transceiver and a second microwave
backhaul transceiver, wherein said microwave backhaul link backhauls traffic of a mobile access link;

in response to detecting a degradation of said performance of said microwave backhaul link, adjusting one or more signaling
parameters used for said mobile access link resulting in an increased received signal-to-noise ratio (SNR) of said mobile
access link; and

in response to detecting an improvement of said performance of said microwave backhaul link, adjusting said one or more signaling
parameters used for said mobile access link resulting in a decreased received SNR of said mobile access link.

US Pat. No. 9,320,019

METHOD AND SYSTEM FOR CHANNEL ALLOCATION AND BANDWIDTH MANAGEMENT IN A WIFI DEVICE THAT UTILIZES FULL SPECTRUM CAPTURE

MAXLINEAR, INC., Carlsba...

1. A method, comprising:
in a WiFi access point device:
capturing signals over a wide spectrum comprising one or more WiFi frequency bands;
extracting a plurality of WiFi channels from said captured signals;
analyzing said extracted plurality of WiFi channels to determine a subset of said WiFi channels that are useable for a particular
WiFi client device; and

allocating one or more of said usable WiFi channels to said particular WiFi client device as an aggregated WiFi, wherein said
allocating is controlled based on current bandwidth needs of said particular WiFi client device.

US Pat. No. 9,151,843

METHOD AND SYSTEM FOR INDOOR GLOBAL NAVIGATION SATELLITE SYSTEM DETECTION UTILIZING LOW-EARTH ORBIT SATELLITE SIGNALS

Maxlinear, Inc., Carlsba...

1. A method for wireless communication, the method comprising:
in a wireless communication device comprising a low Earth orbit (LEO) satellite signal receiver path and a medium Earth orbit
(MEO) satellite signal receiver path:

receiving LEO RF satellite signals utilizing said LEO satellite signal receiver path;
measuring a received signal strength indicator (RSSI) for said received LEO RF satellite signals;
calculating an expected received MEO signal strength based on said measured RSSI;
configuring a power level of said MEO satellite signal receiver path based on said calculated MEO signal strength.

US Pat. No. 9,391,689

METHOD AND SYSTEM FOR A MESH NETWORK OF SATELLITE RECEPTION ASSEMBLIES

Maxlinear, Inc., Carlsba...

1. A system comprising:
a first satellite reception assembly of a first satellite services subscriber and a second satellite reception assembly of
a second satellite services subscriber, wherein:

each of said first satellite reception assembly and said second satellite reception assembly comprises a satellite broadcast
receiver, a first interface, and a second interface;

said first interface of said first satellite reception assembly is operable to communicate with a first client device;
said first interface of said second satellite reception assembly is operable to communicate with a second client device;
said second interface of said first satellite reception assembly and said second interface of said second satellite reception
assembly are operable to communicate with each other via a direct wireless connection; and

said first satellite reception assembly and said second satellite reception assembly are configured such that a satellite
signal received via said satellite broadcast receiver of said first satellite reception assembly can be delivered to said
second satellite reception assembly via said direct wireless connection, wherein:

said communication via said direct wireless connection comprises a determination of times at which said first satellite reception
assembly will have resources available for reception of said satellite signal on behalf of said second satellite reception
assembly; and

said reception of said satellite signal by said first satellite reception assembly, and delivery of said satellite signal
to said second satellite reception assembly, is scheduled based on said determined times.

US Pat. No. 9,392,547

DIVERSITY RECEIVER

MaxLinear, Inc., Carlsba...

1. A diversity receiver comprising:
a first receiving channel receiving a first signal, the first receiving channel comprising:
a filter adapted to filter the first signal to generate a filtered signal; and
a first mixer responsive to the filtered signal to generate a third signal;
a second receiving channel receiving a second signal, concurrently with the receipt of the first signal by the first receiving
channel, the second receiving channel comprising:

a second mixer responsive to the second signal to generate a fourth signal; and
a received signal strength indicator (RSSI) circuit disposed in front of the second mixer and operative to detect whether
a blocker signal received via the second receiving channel is greater than a threshold value; and

a processor adapted to combine the third and fourth signals to generate a combined signal, said processor being further adapted
to vary a weight assigned to the second signal in accordance with an output signal of the RSSI.

US Pat. No. 9,231,685

DIVERSITY BLOCKER PROTECTION

MaxLinear, Inc., Carlsba...

1. A receiver comprising:
a first receiving channel receiving a first signal and comprising:
a saw filter;
a first amplifier; and
a first frequency converter; and
a second receiving channel receiving a second signal and comprising:
a second amplifier;
a second frequency converter; and
a received signal strength indicator (RSSI) operative to detect a strength of the second signal, said second receiving channel
not to include a saw filter,

wherein said RSSI outputs a third signal indicating whether an increase in the second signal occurs with a corresponding increase
in the first signal.

US Pat. No. 10,098,131

COORDINATED ACCESS AND BACKHAUL NETWORKS

Maxlinear, Inc., Carlsba...

1. A system comprising:a receiver operable to determine a performance metric of a microwave backhaul link; and
a link control circuit operable to coordinate one or more signaling parameters used for the microwave backhaul link and one or more signaling parameters used for a mobile access link, based on the performance metric, wherein the one or more signaling parameters used for the microwave backhaul link and the one or more signaling parameters used for the mobile access link comprise one or more of transmit power, receive sensitivity, sample rate, sample resolution, symbol rate, modulation type, modulation order, FEC type, FEC code rate, and interleaver depth.

US Pat. No. 9,853,646

SYSTEM, METHOD AND APPARATUS FOR PHASE HITS AND MICROPHONICS CANCELLATION

Maxlinear Asia Singapore ...

1. A device, comprising:
a first frequency source at a first frequency for use by an analog microwave transmitter or receiver;
a divider operably coupled to the first frequency source, wherein a ratio of the first frequency to an output frequency of
the divider is N, wherein the output frequency is non-zero;

a second frequency source at a second frequency, the second frequency being lower than the first frequency; and
a digital signal processor (DSP) operably coupled to the divider and the second frequency source, wherein a phase correction
signal output of the DSP is based on a difference between a detected first phase of the output frequency of the divider and
a detected second phase of the second frequency, the phase correction signal output for use in a transmit or receive data
path to correct a phase error external to the first frequency source and the second frequency source.

US Pat. No. 9,813,761

SYSTEM AND METHOD FOR CONDITIONAL ACCESS IN AN IN-HOME NETWORK BASED ON MULTI-NETWORK COMMUNICATION

MAXLINEAR, INC., Carlsba...

1. A system comprising:
one or more circuits for use in a transceiver that is collocated with a satellite dish, said one or more circuits being operable
to:

remove first content protection from content obtained from a received satellite signal;
after said removal of said first content protection, apply second content protection to said content based on local protection
data, wherein at least part of said local protection data is obtained from one or more client devices;

after said application of said second content protection, transmit said content onto one or more links between said satellite
dish and said one or more client devices.

US Pat. No. 9,306,595

SYSTEM AND METHOD FOR LOW-POWER DIGITAL SIGNAL PROCESSING

MAXLINEAR, INC., Carlsba...

1. A low-power digital processing system comprising:
at least one module that operates to, at least:
analyze an input signal represented by a first digital representation;
based at least in part on the analysis of the input signal and on at least one adaptable determination criterion, determine
whether to adjust a digital representation of a level of the input signal to a second digital representation different from
the first digital representation prior to performing a next digital signal processing function on the input signal; and

if it is determined to adjust the digital representation of the level of the input signal, then at least:
adjust the digital representation of a level of the input signal to the second digital representation; and
perform the next digital signal processing function on the second digital representation of the input signal to form an output
signal,

wherein the at least one adaptable determination criterion is adaptable based at least in part on a desired level of quality.

US Pat. No. 9,177,152

FIRMWARE AUTHENTICATION AND DECIPHERING FOR SECURE TV RECEIVER

MaxLinear, Inc., Carlsna...

1. An integrated circuit comprising:
a demodulator having an interface unit configured to receive a program file and a certificate associated with the program
file from an external memory device; and

a secure element communicatively coupled to the demodulator, the secure element comprising:
a non-volatile register containing a unique identifier;
a read-only memory comprising a boot code;
a random access memory configured to store the received program file and the associated certificate; and
a processing unit coupled to the read-only memory and the random access memory and being configured to execute the boot code
for authenticating the certificate stored in the random access memory;

wherein the secure element is locked after the program file and the certificate are stored in the random access memory, thereby
preventing the demodulator from accessing the secure element, and wherein the secure element decrypts or deciphers the program
file using an encryption key that is derived from the unique identifier and from a seed value stored in the certificate if
the program file stored in the random access memory has been encrypted.

US Pat. No. 9,154,154

METHOD AND SYSTEM FOR A LOW INPUT VOLTAGE LOW IMPEDANCE TERMINATION STAGE FOR CURRENT INPUTS

Maxlinear, Inc., Carlsba...

1. A semiconductor device, the device comprising:
an output stage for an electrical circuit, the output stage comprising a pair of input cascode transistors and at least one
pair of stacked output transistors, wherein a source-follower feedback path for the input cascode transistors comprises a
feedback transistor with its gate terminal coupled to a drain terminal of a first of the input cascode transistors, a drain
of the feedback transistor coupled to a supply voltage, and a source terminal of the feedback transistor coupled to a current
source that is coupled to ground.

US Pat. No. 9,124,291

METHOD AND SYSTEM FOR ASYNCHRONOUS SUCCESSIVE APPROXIMATION ANALOG-TO-DIGITAL CONVERTOR (ADC) ARCHITECTURE

MAXLINEAR, INC., Carlsba...

1. A method, comprising:
detecting in a signal processing component meta-stability events, wherein said detecting comprises determining whether at
least one matching search fails to settle within a corresponding time period, wherein the at least one matching search comprises
matching an analog input to a corresponding digital value based on searching through a plurality of quantization levels; and

when a meta-stability event is detected, handling the meta-stability event, wherein the handling comprises adjusting at least
a portion of an output of the signal processing component based on detection of the meta-stability event.

US Pat. No. 9,787,251

ELECTRO-MECHANICAL OSCILLATOR AND METHOD FOR GENERATING A SIGNAL

Maxlinear Asia Singapore ...

1. An oscillator, comprising:
an electro-mechanical resonator that generates a resonator signal for creating oscillations in the oscillator;
an oscillator driver coupled to the resonator, the oscillator driver configured to contribute a gain to the oscillations and
operable in single-ended mode and differential mode;

a controller in communication with the oscillator driver and configured to start the oscillator driver in single-ended mode
and transition the oscillator driver to the differential mode, the controller configured to reduce the gain contributed by
the oscillator driver when transitioning between single-ended mode and differential mode, wherein the oscillator driver comprises:

a first inverter and a second inverter arranged back-to-back and configured to contribute the gain to the oscillations in
the oscillator; and

an adjustable negative feedback resistor connected in parallel with the first and second inverters and in communication with
the controller, the controller configured to decrease the resistance of the adjustable negative feedback resistor to reduce
the gain when transitioning from the single-ended mode to the differential mode to inhibit the oscillator from latching to
a non-oscillatory direct current stable state.

US Pat. No. 9,503,040

METHOD AND APPARATUS FOR CHANGING THE GAIN OF A RADIO FREQUENCY SIGNAL

MAXLINEAR ASIA SINGAPORE ...

1. An electronic circuit comprising:
an input for receiving a radio frequency (RF) signal;
a variable gain electronic element in electrical communication with the input, the variable gain electronic element comprising
a variable resistor;

an adjustable analog phase shifting element in electrical communication with the input and with the variable gain electronic
element, the adjustable analog phase shifting element comprising a varactor selected to offset a maximum possible phase shift
that the RF signal can experience from the variable gain electronic element; and

a controller in electrical communication with the variable gain electronic element and with the adjustable analog phase shifting
element, the controller configured to:

set a capacitance of the adjustable analog phase shifting element by adjusting the varactor to a maximum capacitance,
adjust the variable resistor to change a gain contributed by the variable gain electronic element to the RF signal, the gain
change causing an unwanted phase shift in the RF signal, and

reduce the capacitance of the varactor independently of changing the gain of the variable gain electronic element to generate
a reverse phase shift in the RF signal to offset the unwanted phase shift caused by the gain change of the variable gain electronic
element.

US Pat. No. 9,490,972

METHOD AND APPARATUS FOR PROVIDING CONDITIONAL ACCESS BASED ON CHANNEL CHARACTERISTICS

Maxlinear, Inc., Carlsba...

1. A system comprising:
one or more circuits for use in a first network device of a network, said one or more circuits being operable to:
discover one or more values of one or more parameters corresponding to a plurality of links and/or a plurality of devices
of said network;

generate one or more security keys utilizing said discovered one or more values;
encrypt data utilizing said one or more security keys; and
transmit said encrypted data onto a network path between said first network device and one of said plurality of devices, wherein
at least one of said plurality of links and/or plurality of devices are not part of said network path.

US Pat. No. 9,484,807

HIGH EFFICIENCY SWITCHED CAPACITOR VOLTAGE REGULATOR

Maxlinear, Inc., Carlsba...

11. A switched capacitor voltage regulator circuit for generating an enhanced voltage, including:
(a) means for coupling a voltage differential across a pump capacitor during a first clock phase, thereby charging the pump
capacitor to a voltage ?V; and

(b) means for coupling a primary voltage Vin to the pump capacitor during a second clock phase and coupling the pump capacitor
to at least one holding capacitor, thereby charging the at least one holding capacitor to an output voltage Vout approximately
equal to Vin+?V, wherein the voltage differential is generated by first and second auxiliary voltages sources independent
of Vin.

US Pat. No. 9,461,651

DETECTION AND COMPENSATION OF DIELECTRIC RESONATOR OSCILLATOR FREQUENCY DRIFT

MAXLINEAR, INC., Carlsba...

1. A system comprising:
one or more circuits for use in handling received signals, said one or more circuits being operable to:
receive an input signal;
process said input signal;
generate an output signal comprising at least a portion of said input signal and one or more other portions from one or more
other input signals; and

apply dielectric resonator oscillator (DRO) frequency drift detection and compensation, wherein said DRO frequency drift detection
and compensation comprises:

determining DRO frequency drift for said input signal by:
detecting one or more channels in said input signal;
determining frequency offset for each channel of said one or more detected channels; and
determining said DRO frequency drift based on combining frequency offsets of said one or more detected channels;
determining, based on said obtained DRO frequency drift, one or more adjustments applicable to-said generation of said output
signal using said at least portion of said input signal; and

apply said one or more adjustments.

US Pat. No. 9,456,431

PRECISE TEMPERATURE AND TIMEBASE PPM ERROR ESTIMATION USING MULTIPLE TIMEBASES

Maxlinear, Inc., Carlsba...

1. A method for calibrating electronic clock signals, the method comprising:
in an electronic device comprising a plurality of timebases:
measuring a temperature corresponding to said plurality of timebases;
comparing frequencies of said plurality of timebases at said measured temperature to determine differential error functions
for said plurality of said timebases;

generating a fine reading of said temperature corresponding to said plurality of timebases based, at least in part, on said
measured temperature and said determined differential error functions for said plurality of timebases; and

calibrating said plurality of timebases utilizing said generated fine reading of said temperature corresponding to said plurality
of timebases.

US Pat. No. 9,419,661

IMPULSE NOISE MITIGATION UNDER OUT-OF-BAND INTERFERENCE CONDITIONS

Maxlinear, Inc, Carlsbad...

1. A system comprising:
a first filter having a first high-pass response, a second filter having a second high-pass response, signal characterization
circuitry, a filter selection circuitry, and a comparator, wherein:

said signal characterization circuitry is operable to:
generate a characterization of a first signal output by said first filter in response to a second signal being input to said
first filter; and

generate a characterization of a third signal output by said second filter in response to said second signal being input to
said second filter;

said filter selection circuit is operable to:
receive said first signal and said third signal; and
select one of said first signal and said third signal based on said characterization of said first signal and said characterization
of said third signal; and

said comparator is operable to compare a noise detection threshold and said selected one of said first signal and said third
signal.

US Pat. No. 9,391,767

APPARATUS AND METHODS FOR SYMBOL TIMING ERROR DETECTION, TRACKING AND CORRECTION

Maxlinear, Inc., Carlsba...

1. A method for controlling FFT module timing in a receiver, comprising:
setting, by timing control circuitry of said receiver, an initial timing of said FFT module;
generating, by said timing control circuitry of said receiver, a first error signal based on a first characteristic of an
output of said FFT module;

generating, by said timing control circuitry of said receiver, a second error signal based on second characteristic of an
output of said FFT module;

selectively combining, by a combiner of said receiver, said first error signal and said second error signal to generate a
third error signal; and

controlling, by said timing control circuitry of said receiver, a resampling of an input to said FFT module using said third
error signal.

US Pat. No. 9,337,859

METHOD AND SYSTEM FOR ASYNCHRONOUS SUCCESSIVE APPROXIMATION ANALOG-TO-DIGITAL CONVERTOR (ADC) ARCHITECTURE

MAXLINEAR, INC., Carlsba...

1. A method, comprising:
in signal processing circuitry:
searching through a plurality of quantization levels for a quantization level that matches an analog input; and
when said search for said matching quantization level fails within a particular amount of time, adjusting at least a portion
of an output of said signal processing circuitry.

US Pat. No. 9,338,661

SPATIAL ROUTING AMONG MICROWAVE BACKHAUL TRANSCEIVERS

Maxlinear, Inc., Carlsba...

1. A system comprising:
circuitry of a first microwave backhaul transceiver comprising a plurality of antenna elements, wherein:
said circuitry is operable to determine atmospheric conditions in the communication area of said first microwave backhaul
transceiver;

said circuitry is operable to adjust a radiation pattern of said plurality of antenna elements based on said determined atmospheric
conditions;

a first radiation pattern of said plurality of antenna elements corresponds to a first microwave backhaul link between said
first microwave backhaul transceiver and a second microwave backhaul transceiver; and

a second radiation pattern of said plurality of antenna elements corresponds to a second microwave backhaul link between said
first microwave backhaul transceiver and a third microwave backhaul transceiver.

US Pat. No. 9,337,911

METHOD AND SYSTEM FOR A LOW-COMPLEXITY SOFT-OUTPUT MIMO DETECTION

MaxLinear, Inc., Carlsba...

1. A method for soft-output K-Best MIMO detection, the method comprising:
receiving a vector associated with data bits transmitted over a multiple-input multiple output (MIMO) system, the MIMO system
having N transmit antennas, N being an integer greater than unity;

processing the received vector using a plurality of processing elements, the processing elements being arranged in a plurality
of levels and connected in series; and

computing Log-likelihood Ratio (LLR) values for the transmitted data bits; and
expanding K paths at a level 2N?1 to 2K?1 paths at a last level 2N, wherein K is an integer greater than one.

US Pat. No. 9,318,813

SIGNAL PROCESSING BLOCK FOR A RECEIVER IN WIRELESS COMMUNICATION

MaxLinear, Inc., Carlsba...

1. A method for transforming a first matrix using a computer comprising a pipelined structure including an input stage, a
plurality of Coordinate Rotation Digital Computer (CORDIC) processors, and an output stage, the method comprising:
receiving and storing the first matrix by the input stage;
generating, using the CORDIC processors, a second matrix from the first matrix using a real-value decomposition (RVD), wherein
elements of the second matrix comprise real values determined based on either real part or imaginary part of a corresponding
element in the first matrix; and

performing, using CORDIC processors, a plurality of Givens rotation operations and at least one multi-dimensional Householder
reflection operation on one or more elements of the second matrix to generate a third matrix, wherein each Givens rotation
operation annihilates at least one element of the third matrix and each multi-dimensional Householder reflection operation
annihilates at least two elements of the third matrix.

US Pat. No. 9,210,362

WIDEBAND TUNER ARCHITECTURE

MaxLinear, Inc., Carlsba...

1. A wideband receiver system comprising:
a mixer module configured to downconvert a plurality of frequencies that comprises a plurality of desired television channels
and a plurality of undesired television channels;

a wideband analog-to-digital converter (ADC) module configured to digitize said plurality of frequencies comprising said plurality
of desired television channels and said plurality of undesired television channels;

digital circuitry configured to:
select said plurality of desired television channels from said digitized plurality of frequencies; and
output said selected plurality of television channels to a demodulator as a digital datastream.

US Pat. No. 9,184,976

METHOD AND SYSTEM FOR I/Q MISMATCH CALIBRATION AND COMPENSATION FOR WIDEBAND COMMUNICATION RECEIVERS

Maxlinear, Inc., Carlsba...

1. A method for wireless communication, the method comprising:
in a communication device:
receiving a radio frequency (RF) signal in a receiver of said communication device;
down-sampling said received RF signal to generate a channel k and its image channel ?k at baseband frequencies;
determining average in-phase (I) and quadrature (Q) gain and phase mismatch of said channel k and said image channel ?k;
determining a curvature of gain mismatch for said channel k and said image channel ?k utilizing a blind source separation
(BSS) estimation algorithm;

removing said average I and Q gain and phase mismatch of said channel k and said image channel ?k;
determining, after said removing of said average I and Q gain and phase mismatch, a residual phase tilt and a residual amplitude
tilt of said channel k and said image channel ?k; and

compensating for said determined residual phase tilt and said determined residual amplitude tilt of said channel k and said
image channel ?k,

wherein compensating for said determined residual phase tilt comprises passing a signal through a phase tilt correction filter,
and wherein said signal comprises a sum of said channel k and said image channel ?k shifted in frequency based on said determined
curvature of said gain mismatch.

US Pat. No. 9,172,386

METHOD AND SYSTEM FOR TIME INTERLEAVED ANALOG-TO-DIGITAL CONVERTER TIMING MISMATCH ESTIMATION AND COMPENSATION

Maxlinear, Inc., Carlsba...

20. A system for wireless communication, the system comprising:
a chip comprising one or more circuits, said one or more circuits comprising a time interleaved analog-to-digital-converter
(ADC) and timing offset estimation and compensation circuitry, wherein said one or more circuits are operable to:

receive an analog signal on said chip;
convert the analog signal to a digital signal utilizing said time interleaved ADC; and
reduce a blocker signal that is aliased onto a desired signal by timing offsets in said time interleaved ADC, by estimating
complex coupling coefficients between said desired digital output signal and said blocker signal utilizing said timing offset
estimation and compensation circuitry.

US Pat. No. 9,160,468

METHOD AND SYSTEM FOR RECONFIGURABLE TIME-INTERLEAVED ADC FOR DIRECT CONVERSION K-BAND AND L-BAND I/Q

MAXLINEAR, INC., Carlsba...

19. A system, comprising:
a signal receiver chip that is configured to handle a plurality of received satellite signals, the signal receiver chip comprising:
a plurality of first input processing paths, for handling one or more received satellite signals that are unprocessed signals
or are partially-processed off-chip;

a plurality of second input processing paths, for handling one or more received satellite signals that are partially-processed
off-chip;

one or more circuits for processing input signals, wherein processing the input signals comprises recovering or extracting
data carried by the plurality of received satellite signals; and

one or more circuits for generating output signals based on processing of the plurality of received satellite signals.

US Pat. No. 9,136,859

METHOD AND SYSTEM FOR ASYNCHRONOUS SUCCESSIVE APPROXIMATION REGISTER (SAR) ANALOG-TO-DIGITAL CONVERTERS (ADCS)

MAXLINEAR, INC., Carlsba...

1. A system comprising:
a digital-to-analog converter (DAC) operable to generate a reference value according to a previous codeword, the previous
codeword having been generated according to an asynchronous successive approximation step;

a comparator operable to generate an indication signal according to a comparison between an analog signal level and the reference
value;

a timer operable to generate a timeout signal that preempts the indication signal; and
a logic unit operable to generate a preemptive decision according to the timeout signal, the preemptive decision being a current
codeword.

US Pat. No. 9,124,339

LOOP-THROUGH FOR MULTI-CHIP COMMUNICATION SYSTEMS

MAXLINEAR, INC., Carlsba...

1. A system, comprising:
receiver circuitry that is operable to receive one or more input feeds, the receiver circuitry comprising a plurality of chips,
wherein:

each one of the plurality of chips comprises one or more circuits configurable for generating a corresponding output comprising
one or more feed elements extracted from the one or more input feeds;

only a first one of the plurality of chips comprises:
one or more circuits configurable for handling reception and/or initial processing of the one or more input feeds; and
one or more circuits configurable for generating a loop-through feed based on the one or more input feeds; and
each one of a remaining one or more of the plurality of chips comprises one or more circuits for processing the loop-through
feed to generate the corresponding output of said each one of the remaining one or more of the plurality of chips;

wherein the one or more circuits configurable for generating the loop-through feed are operable to apply one or more of:
channelization corresponding to the each one of the remaining one or more of the plurality of chips;
loop-through switching based processing; and
loop-through interfacing based processing.

US Pat. No. 9,125,185

METHOD AND SYSTEM FOR WIFI ACCESS POINT UTILIZING FULL SPECTRUM CAPTURE

MaxLinear, Inc., Carlsba...

1. A method, comprising:
in a WiFi access point comprising a receive radio frequency (RF) front end and a baseband processor, said baseband processor
being operable to control operation of said receive RF front end:

capturing, by said receive RF front end, signals over a wide spectrum comprising one or more WiFi frequency bands;
channelizing, by said receive RF front end, one or more WiFi channels from said captured signals; and
combining, by said baseband processor, a plurality of blocks of WiFi channels to create one or more aggregated WiFi channels.

US Pat. No. 9,094,036

METHOD AND SYSTEM FOR BROADBAND ANALOG TO DIGITAL CONVERTER TECHNOLOGY

MAXLINEAR, INC., Carlsba...

9. A system, comprising:
one or more circuits for use in the system that performs analog-to-digital conversion, the one or more circuits being operable
to:

determine when nonlinearity is exhibited during analog-to-digital conversion of received analog signals;
generate correction estimation parameters, wherein applying the correction estimation parameters to total spectral content
reduces distortion in originally-unoccupied spectral regions, the distortion resulting from the nonlinearity; and

correct based on the correction estimation parameters, digital signals generated based on sampling of the received analog
signals.

US Pat. No. 10,091,673

MANAGEMENT OF BACKHAUL NODES IN A MICROWAVE BACKHAUL

MAXLINEAR ASIA SINGAPORE ...

1. A system, comprising:a first backhaul node configured to receive location information and status information for a second backhaul node,
wherein the first backhaul node is configured to:
direct an antenna array toward the second backhaul node in response to a movement of the first backhaul node as a result of an environmental factor, and
redirect the antenna array toward a third backhaul node if the second backhaul node becomes impaired as a result of an environmental factor.

US Pat. No. 9,503,137

INTERFERENCE CANCELLATION IN MICROWAVE BACKHAUL SYSTEMS

MAXLINEAR, INC., Carlsba...

1. A system comprising:
a transceiver circuit for use in a first microwave backhaul assembly, the transceiver circuit comprising:
a microwave backhaul front-end circuit operable to convert a microwave signal to a lower-frequency digital signal, wherein
said lower-frequency digital signal has energy of a desired microwave signal and energy of an undesired microwave signal;

an inter-backhaul-assembly interface circuit operable to receive information from a second microwave backhaul assembly; and
an interference cancellation circuit operable to use said information received via said inter-backhaul-assembly interface
circuit during processing of said lower-frequency digital signal to remove energy of said undesired microwave signal from
said lower-frequency digital signal.

US Pat. No. 9,484,975

MODULAR MICROWAVE BACKHAUL OUTDOOR UNIT

MAXLINEAR, INC., Carlsba...

1. A system comprising:
a monolithic integrated circuit comprising an on-chip transceiver, digital baseband processing circuitry, and auxiliary interface
circuitry, wherein:

said on-chip transceiver is operable to process a microwave signal from an antenna element to generate a first digital baseband
signal and convey said first digital baseband signal to said digital baseband processing circuitry;

said auxiliary interface circuitry is operable to receive a second digital baseband signal from a source that is external
to said monolithic integrated circuit and convey said second digital baseband signal to said digital baseband processing circuitry;
and

said digital baseband processing circuitry is operable to combine said first digital baseband signal and said second digital
baseband signal to generate one or more third digital baseband signals,

wherein said digital baseband circuitry is operable to perform phase shifting and weighted combining of said first digital
baseband signal and said second digital baseband signal to generate said one or more third digital baseband signals.

US Pat. No. 9,337,995

GNSS RECEPTION USING DISTRIBUTED TIME SYNCHRONIZATION

MaxLinear, Inc., Carlsba...

1. A method of locating a position, the method comprising:
receiving, from a wired network, by a customer premises equipment (CPE) device, timing information that is substantially synchronous
with a GNSS clock;

transmitting the received timing information wirelessly by the CPE device;
receiving the transmitted using timing information at a first wireless device;
transmitting from the timing information by the first wireless device to a second device; and
identifying a position of the second wireless device using the timing information received from the first wireless device
and information representative of a distance between the second wireless device and a third wireless device.

US Pat. No. 9,270,310

INTERFERENCE CANCELLATION IN MICROWAVE BACKHAUL SYSTEMS

MAXLINEAR, INC., Carlsba...

1. A system comprising:
a first microwave backhaul assembly comprising:
a first antenna operable to receive a first microwave signal;
a front-end circuit operable to convert said first microwave signal to a lower-frequency digital signal, wherein said lower-frequency
digital signal has energy of a second microwave signal and energy of a third microwave signal;

an inter-backhaul-assembly interface circuit operable to receive information from a second microwave backhaul assembly; and
an interference cancellation circuit operable to use said information received via said inter-backhaul-assembly interface
circuit during processing of said lower-frequency digital signal to remove, from said first microwave signal, said energy
of said third microwave signal.

US Pat. No. 9,219,936

CONDITIONAL ACCESS INTEGRATION IN A SOC FOR MOBILE TV APPLICATIONS

MaxLinear, Inc., Carlsba...

1. An integrated circuit adapted to receive data, the integrated circuit comprising:
a demodulator adapted to demodulate the received data; and
a hardware unit adapted to enable conditional access to the demodulated data, the hardware unit comprising:
a processing unit;
a random access memory;
a read-only access memory;
a plurality of non-volatile registers or fuses;
one or more hardware accelerators; and
an interface unit adapted to receive a conditional access program code from an external memory and store the program code
in the random access memory during a power-up cycle,

wherein the read-only memory comprises a boot code causing the integrated circuit to authenticate the program code prior to
storing the program code in the random access memory, and

wherein the one or more hardware accelerators are configured to assist the program code authentication.

US Pat. No. 9,209,852

MODULAR MICROWAVE BACKHAUL OUTDOOR UNIT

MaxLinear, Inc., Carlsba...

1. A system comprising:
a monolithic integrated circuit comprising an on-chip transceiver, digital baseband processing circuitry, and auxiliary interface
circuitry, wherein:

said on-chip transceiver is operable to process a microwave signal from an antenna element to generate a first in-phase digital
baseband signal and a first quadrature-phase digital baseband signal and convey said first in-phase digital baseband signal
and said first quadrature-phase digital baseband signal to said digital baseband processing circuitry, wherein a bandwidth
of said microwave signal spans multiple discontiguous microwave backhaul channels;

said auxiliary interface circuitry is operable to receive one or more auxiliary signals from a source that is external to
said monolithic integrated circuit and convey said one or more auxiliary signals to said digital baseband processing circuitry;

said digital baseband processing circuitry is operable to process said first in-phase digital baseband signal, said first
quadrature-phase digital baseband signal, and said one or more auxiliary signals to generate one or more second in-phase digital
baseband signals and one or more second quadrature-phase baseband signals; and

said digital baseband processing circuitry is operable to perform phase shifting and weighted combining of said first in-phase
digital baseband signal, said first quadrature-phase digital baseband signal, and said one or more auxiliary signals to generate
said one or more second in-phase digital baseband signals and said one or more second quadrature-phase baseband signals.

US Pat. No. 9,203,653

METHOD AND APPARATUS FOR SPECTRUM MONITORING

MaxLinear, Inc., Carlsba...

1. A system comprising:
a satellite outdoor unit comprising:
an analog-to-digital converter operable to digitize a signal spanning an entire television spectrum comprising a plurality
of television channels, said digitization resulting in a digitized signal;

a signal monitor operable to analyze a signal to measure a characteristic of said digitized signal;
a data processor operable to:
process a television channel to recover content carried on the television channel; and
output said content for reception by a satellite indoor unit; and
a channelizer operable to:
select a first portion of said digitized signal;
select a second portion of said digitized signal; and
concurrently output said first portion of said digitized signal to said signal monitor and said second portion of said digitized
signal to said data processor.

US Pat. No. 9,166,637

IMPULSE NOISE MITIGATION UNDER OUT-OF-BAND INTERFERENCE CONDITIONS

MAXLINEAR, INC., Carlsba...

1. A system comprising:
one or more filters configurable to have a first high-pass response and a second high-pass response, a signal magnitude determination
circuitry, a comparator, and a filter response selection circuitry, wherein:

said signal magnitude determination circuity is operable to measure mean magnitude, over a determined time interval, of a
signal processed using said first high-pass response;

said signal magnitude determination circuity is operable to measure mean magnitude, over a determined time interval, of a
signal processed using said second high-pass response; and

said filter response selection circuitry is operable to select which of said first high-pass response and said second high-pass
response to use for suppression of impulse noise in a received signal;

said comparator is operable to compare a first signal to an impulse noise detection threshold; and
said first signal is a result of processing of said received signal by said one or more filters configured to have the selected
one of: said first high-pass response, and said second high-pass response.

US Pat. No. 9,106,244

LOCALIZED DYNAMIC ELEMENT MATCHING AND DYNAMIC NOISE SCALING IN DIGITAL-TO-ANALOG CONVERTERS (DACS)

MAXLINEAR, INC., Carlsba...

10. A system, comprising:
one or more circuits comprising a digital-to-analog converter (DAC), the one or more circuits being operable to apply adaptive
dynamic element matching during digital-to-analog conversions, by:

selecting one or more of a plurality of DAC elements in the DAC;
forcing the selected one or more of the plurality of DAC elements not to switch during digital-to-analog conversion of an
input to the DAC; and

scrambling remaining one or more of the plurality of DAC elements when generating an output of the DAC that corresponds to
the input to the DAC.

US Pat. No. 9,059,672

GAIN PARTITIONING IN A RECEIVER

MaxLinear, Inc., Carlsba...

1. A receiver comprising:
a first amplification stage having a first gain;
a filter responsive to the first amplification stage;
a second amplification stage having a second gain and being responsive to said filter; and
a controller adapted to vary the first and second gains in response to a signal external to the receiver, said controller
causing an overall gain of the receiver to remain substantially constant.

US Pat. No. 9,906,236

DIGITAL-TO-ANALOG CONVERTER SYSTEM AND METHOD

Maxlinear Asia Singapore ...

1. A radio frequency digital-to-analog converter (DAC) system comprising:
a first DAC to receive a first sample stream and to generate a first DAC output;
a second DAC to receive a second sample stream and to generate a second DAC output; and
a multiplexer unit to obtain the first DAC output and the second DAC output, the multiplexer unit to calculate a complementary
output from the first DAC output to obtain a complementary first DAC output and a complementary output from the second DAC
output to obtain a complementary second DAC output, the multiplexer unit to generate an interleaved output signal that contains
a repeating sequence defined by: first DAC output, complementary second DAC output, complementary first DAC output, and second
DAC output, the first DAC and the second DAC being clocked by a local oscillator, the repeating sequence spanning a single
period of the local oscillator.

US Pat. No. 9,813,052

METHOD AND SYSTEM FOR RELIABLE BOOTSTRAPPING SWITCHES

Maxlinear, Inc., Carlsba...

1. A method for communication, the method comprising:
sampling a received signal with a bootstrapping switch, said bootstrapping switch comprising:
a switching metal-oxide semiconductor (MOS) transistor having a pull-down path coupled to a gate terminal of the switching
MOS transistor, wherein:

source terminals of both a diode-connected transistor and a second MOS transistor are coupled to the gate terminal of the
switching MOS transistor;

drain terminals of both the diode-connected transistor and the second MOS transistor are coupled to a source terminal of a
third MOS transistor, the third MOS transistor coupled in series with a fourth MOS transistor; and

a drain terminal of the fourth MOS transistor is coupled to ground.

US Pat. No. 9,755,596

METHOD AND APPARATUS FOR CHANGING THE GAIN OF A RADIO FREQUENCY SIGNAL

Maxlinear Asia Singapore ...

1. An electronic circuit comprising:
a variable gain amplifier (VGA), wherein the VGA is operable to introduce an unwanted phase shift in an analog radio frequency
(RF) signal, the unwanted phase shift being dependent on a gain of the VGA; and

a phase shifter operably coupled to the VGA, wherein the phase shifter is operable to introduce a phase shift in an analog
RF signal, the phase shift being dependent on a capacitance of the phase shifter, the capacitance of the phase shifter being
initially set to a maximum level, thereafter, the capacitance of the phase shifter being reduced to offset the unwanted phase
shift.

US Pat. No. 9,642,019

LOW LATENCY, AUTOMATIC REPEAT REQUEST (“ARQ”) IN A MULTI-DEVICE COMMUNICATIONS LINK

Maxlinear Asia Singapore ...

1. A modem configured to operate as a repeater in a communications link having a plurality of modems, the modem comprising:
a processor;
a memory to store a plurality of frames, wherein the frames include data frames and dummy frames that are dispersed among
the data frames; and

a transceiver configured to communicate with a subsequent modem of the plurality of modems according to a transmission schedule
in the processor,

wherein the processor is configured to:
detect a retransmission request for a first data frame that was previously transmitted to the subsequent modem of the plurality
of modems;

retransmit the first data frame to the subsequent modem using the transceiver, in replacement of a second data frame of the
plurality of data frames that was scheduled next for transmission;

transmit the second data frame using the transceiver after transmission of the first data frame;
transmit a third data frame in replacement of a first dummy frame that is scheduled for transmission after the second data
frame; and

remove the first dummy frame from the transmission schedule.

US Pat. No. 9,614,539

SUCCESSIVE-APPROXIMATION REGISTER (SAR) ANALOG-TO-DIGITAL CONVERTER (ADC) WITH ULTRA LOW BURST ERROR RATE

MAXLINEAR, INC., Carlsba...

1. A method, comprising:
applying analog-to-digital conversion, in a signal processing component, to an analog input via a plurality of successive
conversion cycles, wherein each conversion cycle corresponds to a particular bit in a corresponding digital output;

for each one of the plurality of successive conversion cycles, triggering a next one of the plurality of successive conversion
cycles based on a cycle termination event;

detecting meta-stability during each one of the plurality of successive conversion cycles;
retaining information relating to result of said detecting of meta-stability during each conversion cycle until end of the
analog-to-digital conversion;

after completing all of the plurality of successive conversion cycles, assessing a meta-stability state based on retained
information for results of all of the plurality of successive conversion cycles, wherein:

assessing meta-stability state of a conversion cycle is based on settling of a matching search for that conversion cycle;
and

determining that meta-stability for that conversion cycle occurred based on a change in outcome of the matching search after
triggering of a next conversion cycle; and

controlling the digital output based on the assessing.

US Pat. No. 9,559,835

SIGNAL RECEIVER WITH MULTI-LEVEL SAMPLING

MAXLINEAR, INC., Carlsba...

1. A method, comprising:
in an electronic device:
applying multi-level sampling to an input signal, using a plurality of sampling rates that comprises at least two different
sampling rates; and

processing a plurality of outputs of said multi-level sampling, wherein the processing comprises:
sampling at a sampling rate that is different than each of the plurality of sampling rates used during said multi-level sampling;
and

applying analog-to-digital conversion to each one of the plurality of outputs.

US Pat. No. 9,484,986

METHOD AND SYSTEM FOR BROADBAND NEAR-FIELD COMMUNICATION

MAXLINEAR, INC., Carlsba...

1. A method comprising:
in a first mobile consumer electronic device that comprises a broadband near-field communications (BNC) transceiver and is
configured to operate as a main processing unit for a second mobile consumer electronic device that is configured as a thin-client:

capturing, via said BNC transceiver, one or more signals over multiple frequency bands which are licensed by a regulatory
authority;

processing said captured one or more signals to determine which of said multiple frequency bands are not currently in use
by other devices;

selecting a plurality of said frequency bands; and
transmitting, via said BNC transceiver, a signal over said selected plurality of frequency bands at a determined strength,
wherein said signal carries video data destined for said second mobile consumer electronic device, wherein said video data
is a graphical user interface of an application running on said first mobile electronic device, wherein a quantity of frequency
bands selected during said selecting is based on a type of said application.

US Pat. No. 9,438,457

PEAK TO AVERAGE POWER RATIO SUPPRESSION

MaxLinear, Inc., Carlsba...

1. A system comprising:
a first peak-to-average-power ratio (PAPR) suppression circuit, a second peak-to-average-power ratio (PAPR) suppression circuit,
and a first modulator, wherein:

said first PAPR suppression circuit is operable to:
receive a first sequence of time-domain symbols to be transmitted;
alter said first sequence based on each of a plurality of symbol ordering and/or inversion descriptors to generate a corresponding
plurality of second sequences of time-domain symbols;

measure a PAPR corresponding to each of said second sequences;
select one of said plurality of symbol ordering and/or inversion descriptors based on said measurement of PAPR; and
convey said selected one of said symbol ordering and/or inversion descriptors to said second PAPR suppression circuit; and
said second PAPR suppression circuit is operable to:
receive said first sequence of time-domain symbols to be transmitted; and
alter said first sequence based on said selected one of said symbol ordering and/or inversion descriptors to generate a reordered
and/or inverted symbol sequence; and

said first modulator is operable to:
modulate said reordered and/or inverted sequence onto one or more carriers.

US Pat. No. 9,432,104

LOW-COMPLEXITY DIVERSITY RECEPTION

Maxlinear, Inc., Carlsba...

1. A method comprising:
performing by circuitry of an electronic receiver:
receiving a first version of a signal via a first antenna of said electronic receiver;
dividing said first version of said signal into a plurality of subbands comprising at least a first subband and a second subband;
receiving a second version of said signal via a second antenna of said electronic receiver;
dividing said second version of said signal into a plurality of subbands comprising at least said first subband and a second
subband;

cophasing and combining said first subband of said first version of said signal and said first subband of said second version
of said signal to generate a first subband of a combined signal; and

cophasing and combining said second subband of said first version of said signal and said second subband of said second version
of said signal to generate a second subband of a combined signal.

US Pat. No. 9,425,887

METHOD AND SYSTEM FOR MOBILE DELIVERY OF BROADCAST CONTENT

MAXLINEAR, INC., Carlsba...

1. A satellite reception assembly comprising a routing module and a basestation module, wherein:
said routing module is operable to route packets between said basestation module and a satellite subscriber gateway;
said routing module comprises a filtering module operable to drop packets that arrive via said satellite subscriber gateway
from a network that is not a network of a cellular provider associated with said basestation module; and

said basestation module is operable to transmit packets from said routing module in accordance with one or more wireless protocols.

US Pat. No. 9,420,345

METHOD AND SYSTEM FOR POWER MANAGEMENT IN A FREQUENCY DIVISION MULTIPLEXED NETWORK

MAXLINEAR, INC., Carlsba...

1. A system comprising:
an analog-to-digital converter operable to digitize a signal received from a headend;
a digital processing circuit operable to:
determine, based on signals received from said headend, which one or more of a plurality of sub-bands are available for carrying
data from said headend to said cable modem; and

control a sampling frequency of said analog-to-digital converter such that:
when one or more of said plurality of sub-bands that are above a particular threshold frequency are available for carrying
data from said headend to said cable modem, said sampling frequency is set to a frequency that is twice a highest frequency
of said one or more of said plurality of sub-bands that are above said particular threshold; and

when said one or more of said plurality of sub-bands that are above a particular threshold are not available for carrying
data from said headend to said cable modem, said sampling frequency is set to a frequency that is at least twice said particular
threshold frequency.

US Pat. No. 9,395,445

INTERMITTENT TRACKING FOR GNSS

MaxLinear, Inc., Carlsba...

1. A device comprising:
a GNSS receiver configured to receive a GNSS signal having a signal strength; and
a control unit coupled to the GNSS receiver, the control unit comprising a network transceiver and a database,
wherein the control unit is configure to detect a change of the signal strength and determine a position of the device in
response to the detected change of the signal strength,

wherein if the signal strength is less than a threshold value, the position of the device is determined based on a network
address and data included in the database, and

wherein the GNSS receiver is configured to enter a low-power mode following each tracking phase, exit the low-power mode in
response to instructions from the control unit to calculate the position of the GNSS receiver and to reenter the low-power
mode after the position of the GNSS receiver is calculated.

US Pat. No. 9,362,941

SUCCESSIVE APPROXIMATION REGISTER ANALOG-TO-DIGITAL CONVERTER

MAXLINEAR, INC., Carlsba...

1. A method of converting an analog input value to a digital output code, comprising:
selecting a settling time for a digital-to-analog converter based on a bit position of the digital output code being determined;
comparing an analog reference value generated by the digital-to-analog converter in response to expiration of the selected
settling time for the digital-to-analog converter; and

updating the bit position of the digital output code based on a comparison result of said comparing.

US Pat. No. 9,362,965

PHASE NOISE SUPPRESSION

Maxlinear, Inc., Carlsba...

1. A system comprising:
a local oscillator circuit operable to generate a reference signal;
a modulator circuit operable to generate a data-carrying signal using said reference signal;
a test signal generator circuit operable to generate a test signal using said reference signal, wherein said test signal has
a first bandwidth;

a test signal insertion circuit operable to combine said data-carrying signal and said test signal to generate a combined
signal, wherein:

an amount of bandwidth in said combined signal allocated to said test signal is greater than said first bandwidth such that
a component of said combined signal corresponding to said test signal is bordered by whitespace; and

said amount of bandwidth in said combined signal allocated to said test signal is varied in response to variation of a performance
metric measured for said combined signal.

US Pat. No. 9,225,426

ADVANCED FIBER NODE

MAXLINEAR, INC., Carlsba...

1. A system comprising:
circuitry for use in a hybrid fiber-coaxial network, the circuitry comprising:
a first transceiver configured to connect said circuitry to an optical link wherein said first transceiver comprises a passive
optical network (PON) transceiver;

a second transceiver configured to connect said circuitry to an electrical link, wherein said second transceiver comprises
a data over coaxial service interface specification (DOCSIS) physical layer transceiver;

a first processing path, wherein said first processing path comprises one or both of: an upstream external PHY interface (UEPI)
and a downstream external PHY interface (DEPI);

a second processing path, wherein said second processing path comprises an optical network unit (ONU) and a DOCSIS media access
control (MAC) circuit; and

a switching circuit, wherein:
in a first configuration, said switching circuit couples said first transceiver to said second transceiver via said first
processing path;

in a second configuration, said switching circuit couples said first transceiver to said second transceiver via said second
processing path;

said switching circuit is configured into said first configuration while said first transceiver is coupled to a headend which
uses one or both of: a UEPI and a DEPI for communicating with said circuitry; and

said switching circuit is configured into said second configuration while said first transceiver is coupled to a headend which
does not use either a UEPI or a DEPI for communicating with said circuitry.

US Pat. No. 9,213,593

EFFICIENT MEMORY ARCHITECTURE FOR LOW DENSITY PARITY CHECK DECODING

MAXLINEAR, INC., Carlsba...

1. A system comprising:
a low density parity check (LDPC) decoder integrated on a single semiconductor substrate, said LDPC decoder comprising one
or more arrays of static random access memory (SRAM) cells and one or more arrays of dynamic random access memory (DRAM) cells,
wherein said LDPC decoder is configured to store intrinsic messages in said one or more arrays of SRAM cells and to store
extrinsic messages in said one or more arrays of DRAM cells.

US Pat. No. 9,210,363

WIDEBAND TUNER ARCHITECTURE

MaxLinear, Inc., Carlsba...

1. A wideband receiver system comprising:
a wideband analog-to-digital converter (ADC) module configured to concurrently digitize a band of frequencies comprising a
plurality of desired channels and a plurality of undesired channels; and

a digital frontend (DFE) module operatively coupled to the wideband ADC and configured to:
select said plurality of desired channels from said digitized band of frequencies; and
generate an intermediate frequency (IF) signal comprising said selected plurality of desired channels and having a bandwidth
that is less than a bandwidth of said band of frequencies, wherein said generation comprises frequency shifting of said selected
plurality of desired channels.

US Pat. No. 9,204,087

METHOD AND SYSTEM FOR INTERFERENCE AVOIDANCE IN A MULTIPROTOCOL COMMUNICATION SYSTEM

Maxlinear, Inc., Carlsba...

1. A method for multimedia communication, the method comprising:
in a multi-protocol communication system:
receiving signals in a first communications protocol in a first frequency range;
preventing interference signals from being generated in said first frequency range by configuring channel usage in a second
communications protocol in a second frequency range based on said received signals, wherein said configuring channel usage
comprises utilizing blanked subcarriers; and

communicating said received signals in said first communications protocol and signals in said configured channels in said
second communications protocol over one or more coaxial cables based on said configured channel usage.

US Pat. No. 9,160,390

METHOD AND SYSTEM FOR IMPAIRMENT SHIFTING

Maxlinear, Inc., Carlsba...

1. A method for communication, the method comprising:
in a communication device:
receiving one or more radio frequency (RF) analog television signals in a receiver of said communication device;
downconverting said received one or more received RF analog television signals to baseband frequencies;
synchronizing said receiver to said one or more received RF analog television signals; and
adjusting a frequency of one or more local oscillators in said receiver to shift impairments to fall where they are least
visible, said adjusting comprising configuring in-phase/quadrature (I/Q) imbalanced impairments caused by residual in-phase
and quadrature mismatch of a picture carrier signal to fall near a sound carrier signal in said received RF analog television
signals.

US Pat. No. 9,876,626

MICROWAVE BACKHAUL SYSTEM HAVING QUADRUPLE CAPACITY

Maxlinear Asia Singapore ...

1. An outdoor communication unit in a microwave backhaul system, comprising: a first input that is configured for connection
to a first cable;
a second input that is configured for connection to a second cable;
a first dual channel processing module that is configured to process a first channel and a second channel carried over the
first cable;

a second dual channel processing module that is configured to process a third channel and a fourth channel carried over the
second cable;

a first transmitter module that is configured to receive first analog baseband signals from the first dual channel processing
module, the first analog baseband signals including the first channel and the second channel, wherein the first transmitter
module upconverts the first channel and the second channel for transmission at a first polarization; and

a second transmitter module that is configured to receive second analog baseband signals from the second dual channel processing
module, the second analog baseband signals including the third channel and the fourth channel, wherein the second transmitter
module upconverts the third channel and the fourth channel for transmission at a second polarization different from the first
polarization.

US Pat. No. 9,825,668

DEVICES AND METHODS FOR POWER CONSUMPTION CONTROL IN POWERLINE COMMUNICATIONS SYSTEMS AND APPARATUS

MAXLINEAR ASIA SINGAPORE ...

1. A method comprising:
determining information regarding a parameter to be used with a powerline communications (PLC) channel;
adjusting a control parameter of an analog front end of a PLC transceiver based on the determined information to adjust power
consumption of the analog front end of the PLC transceiver; and

transmitting or receiving data over the PLC channel with the adjusted control parameter of the analog front end of the PLC
transceiver.

US Pat. No. 9,813,999

METHOD AND APPARATUS FOR DETERMINING MOCA BEACON TRANSMIT POWER

MAXLINEAR, INC., Carlsba...

5. A network node comprising:
at least one circuit comprising a processor, memory, and communication medium interface circuitry, wherein the at least one
circuit is operable to, at least:

analyze at least a first beacon power control parameter to determine whether to utilize a distributed beacon power value that
is distributed by a network coordinator or to utilize a local beacon power value for transmission of a beacon;

if it is determined to utilize the distributed beacon power value for transmission of the beacon, then transmit the beacon
with a transmission power that is in accordance with the distributed beacon power value; and

if it is determined to utilize the local beacon power value for transmission of the beacon, then transmit the beacon with
a transmission power that is in accordance with the local beacon power value.

US Pat. No. 9,755,728

METHOD AND SYSTEM FOR GUARD BAND DETECTION AND FREQUENCY OFFSET DETECTION

MAXLINEAR, INC., Carlsba...

1. A method, comprising:
in a signal processing circuit:
determining, for each of a plurality of downconverted signals, one or more frequency offsets that are associated with one
or more corresponding local oscillators (LOs) used in obtaining the plurality of downconverted signals, the determining performed
in relation to corresponding standard LO frequencies;

generating, for the plurality of downconverted signals, information relating to the determined frequency offsets; and
performing, based on the generated information, one or both of a band stacking operation and a channel stacking operation
so that:

during the band stacking operation, frequency bands are not stacked on each other or stacked frequency bands do not overlap;
and

during the channel stacking operation, channels are not stacked on each other or stacked channels do not overlap during the
channel stacking operation.

US Pat. No. 9,584,112

METHOD AND SYSTEM FOR RELIABLE BOOTSTRAPPING SWITCHES

Maxlinear, Inc., Carlsba...

1. A method for communication, the method comprising:
sampling a received signal with a bootstrapping switch, said bootstrapping switch comprising:
a switching metal-oxide semiconductor (MOS) transistor having a pull-down path coupled to a gate terminal of the switching
MOS transistor, wherein:

the pull-down path comprises a diode-connected MOS transistor coupled in parallel with a second MOS transistor that couples
the gate terminal of the switching MOS transistor to ground via third and fourth MOS transistors when the switching MOS transistor
is in an OFF state;

source terminals of both the diode-connected transistor and the second MOS transistor are coupled to the gate terminal of
the switching MOS transistor;

drain terminals of both the diode-connected transistor and the second MOS transistor are coupled to a source terminal of the
third MOS transistor; and

a drain terminal of the fourth MOS transistor is coupled to ground.

US Pat. No. 9,543,973

MULTI-ZONE DATA CONVERTERS

MAXLINEAR, INC., Carlsba...

1. A method of a mobile computing device, the method comprising:
receiving a first input signal by a wireless interface of the mobile computing device;
in response to determining that the first input signal corresponds to a first operating zone, converting the first input signal
to a first output signal per a first circuit of the wireless interface;

receiving a second input signal by the wireless interface; and
in response to determining that the second input signal corresponds to a second operating zone, converting the second input
signal to a second output signal per a second circuit of the wireless interface that has different power consumption characteristics
than the first circuit.

US Pat. No. 9,531,419

LOOP-THROUGH FOR MULTI-CHIP COMMUNICATION SYSTEMS

MAXLINEAR, INC., Carlsba...

1. A system, comprising:
receiver circuitry comprising a plurality of chips, wherein:
each one of the plurality of chips is operable to generate a corresponding output based on one or more input feeds into said
receiver circuitry;

only a first one of the plurality of chips is operable to:
handle reception and/or initial processing of the one or more input feeds; and
generate a loop-through feed based on the one or more input feeds, wherein said loop-through feed comprises at least one of
the one or more input feeds that is partially processed in said first one of the plurality of chips; and

each one of a remaining one or more of the plurality of chips is operable to process said loop-through feed to generate the
corresponding output of said each one of said remaining one or more of the plurality of chips;

the one or more input feeds comprise a cable based feed, a satellite based feed, a terrestrial based feed, and/or a broadband
based feed; and

the outputs generated by the plurality of chips based on the one or more input feeds comprise data corresponding to one or
more channels.

US Pat. No. 9,509,340

LOW-POWER LOW DENSITY PARITY CHECK DECODING

Maxlinear, Inc., Carlsba...

1. A system comprising:
message passing low density parity check (LDPC) decoder circuitry comprising:
circuitry configured to implement a plurality of LDPC variable nodes;
circuitry configured to implement a plurality of LDPC check nodes;
a plurality of variable node lock registers, each one of which is configured to store a status of a corresponding one of the
LDPC variable nodes circuitry such that it stores a first value when the corresponding one of the variable nodes is unlocked
and a second value when the corresponding one of the variable nodes is locked; and

a plurality of check node lock registers, each one of which is configured to store a status of a corresponding one of the
LDPC check nodes circuitry such that it stores a first value when the corresponding one of the check nodes is unlocked and
a second value when the corresponding one of the check nodes is locked.

US Pat. No. 9,436,271

SYSTEM AND METHOD FOR PROVIDING POWER-SAVE OPERATION IN AN IN-HOME COMMUNICATION NETWORK

MaxLinear, Inc., Carlsba...

1. A method comprising:
in a first device of a multimedia over coax alliance (MoCA) network:
granting a second device of said MoCA network permission to operate in a power-saving mode; and
granting bandwidth to said second device during one or more predetermined timeslots for utilization by said second device
while operating in said power-saving mode, wherein said bandwidth is granted without a corresponding reservation request from
said second device, wherein a duration of said predetermined timeslots is determined based on a type of data to be communicated
to and/or from said second device.

US Pat. No. 9,380,348

HYBRID REDUNDANCY FOR ELECTRONIC NETWORKS

Maxlinear, Inc., Carlsba...

1. A system comprising:
a first line card comprising a first instance of a network layer circuit, a first instance of a physical layer circuit, and
an interface to a data bus for communication with a second line card, wherein:

said first instance of said physical layer circuit is operable to switch, in response to detection of a failure of said first
instance of said network layer circuit, from processing of a signal received via said first instance of said network layer
circuit to processing of a signal received via said interface;

said second line card comprises a second instance of said network layer circuit; and
said second instance of said network layer circuit is coupled to said data bus;
said second line card comprises no instances of any physical layer circuit.

US Pat. No. 9,344,961

METHOD AND SYSTEM FOR CLIENT-SIDE MESSAGE HANDLING IN A LOW-POWER WIDE AREA NETWORK

MaxLinear, Inc., Carlsba...

1. A method comprising:
performing the following in a physical layer transceiver of a cable modem:
demodulating a received signal to recover a packet;
determining that said packet comprises an identifier associated with power management messages;
descrambling an address field of said packet utilizing a first descrambling key;
determining that said address field of said packet matches an address associated with said cable modem;
descrambling a portion of said packet utilizing a second descrambling key;
and controlling a mode of operation of said cable modem based on said descrambled portion of said packet, and
wherein said physical layer transceiver drops packets that do not comprise said packet identifier associated with power management
messages.

US Pat. No. 9,131,265

METHOD AND SYSTEM FOR PROVIDING SATELLITE TELEVISION SERVICE TO A PREMISES

Maxlinear, Inc., Carlsba...

1. A method for multimedia communication, the method comprising:
in a satellite television system:
receiving, by an Internet protocol low-noise block downconverter (IP-LNB) located at a satellite dish corresponding to a premises,
satellite television signals from said satellite dish;

converting, utilizing said IP LNB, one or more of said received satellite television signals to one or more IP signals, wherein
said IP LNB comprises a plurality of full-band capture receivers, each of which comprises a variable gain amplifier and an
analog-to-digital converter that concurrently digitizes all frequencies of said satellite television signals; and

wirelessly communicating, utilizing a wireless coupler that receives the IP signals from said IP LNB and is external to the
premises, said one or more IP signals into the premises to a second wireless coupler that is internal to the premises.

US Pat. No. 9,693,198

METHOD AND SYSTEM FOR LOCATION DETERMINATION AND NAVIGATION USING TEXTUAL INFORMATION

Maxlinear, Incorporated, ...

1. A method for wireless device positioning, the method comprising:
in a wireless communication device:
capturing one or more images of one or more sources of textual information in the vicinity of said wireless communication
device;

extracting text from said one or more sources of textual information; and
determining a position of said wireless communication device by, at least in part, determining a distance to a letter at a
beginning of the one or more sources of textual information, determining a distance to a letter at an end of the one or more
sources of textual information, and triangulating the position using the determined distances.

US Pat. No. 9,685,983

OUTDOOR UNIT RESONATOR CORRECTION

Maxlinear, Inc., Carlsba...

1. A system comprising:
a microwave backhaul outdoor unit comprising:
a first resonant circuit operable to generate a first signal characterized by a first amount of phase noise and a first amount
of temperature instability;

phase error determination circuitry operable to generate a phase error signal indicative of phase error between said first
signal and a second signal, wherein said second signal is characterized by a second amount of phase noise that is greater
than said first amount of phase noise, and said second signal is characterized by a second amount of temperature instability
that is less than said first amount of temperature instability;

phase error compensation circuitry operable to adjust the phase of a data signal based on said phase error signal, said adjustment
resulting in a phase compensated signal.

US Pat. No. 9,621,330

SPLIT MICROWAVE BACKHAUL TRANSCEIVER ARCHITECTURE WITH COAXIAL INTERCONNECT

Maxlinear Asia Singapore ...

1. A communication system, comprising:
a conversion module configured to convert a signal between a radio frequency baseband (RF BB) and an intermediate frequency
(IF);

at least one RF phased array front-end module configured to convert the signal between the IF and a radio frequency (RF);
a coaxial interconnect configured to connect the conversion module with the at least one RF phased array front-end module,
and to facilitate a communication of the signal between the conversion module and the RF phased array front-end module,

wherein the at least one RF phased array front-end module comprises:
an active front-end (AFE) configured to reduce a first deterioration of the signal associated with the communication over
the coaxial interconnect:

a dedicated omnidirectional communication path, configured to reduce power losses and a second deterioration of the signal
associated with at least one of a power combiner and a power divider included within the at least one RF phased array front-end
module, wherein the dedicated omnidirectional communication path is separate from a path that the signal follows through the
at least one RF phased array front-end module;

a programmable gain attenuator;
a low noise amplifier (LNA), wherein the LNA and the programmable gain attenuator are included in the path that the signal
follows through the at least one RF phased array front-end module, and are configured to collectively reduce power losses
and perform gain control; and

a power divider network comprising a plurality of interpolated RF amplifiers, the power divider network being configured to
overcome divider loss associated with feeding a plurality of RF paths.

US Pat. No. 9,571,779

METHOD AND SYSTEM FOR DIVERSITY COMBINING FOR HIGH-PERFORMANCE SIGNAL RECEPTION

MAXLINEAR, INC., Carlsba...

1. A method for communication, the method comprising:
in a terrestrial receiver at a premises, said terrestrial receiver comprising a plurality of antennas, each antenna in the
plurality of antennas corresponding to a plurality of tuners:

receiving a signal spanning a frequency range corresponding to a plurality of terrestrial television frequency channels via
each antenna in the plurality of antennas and the corresponding plurality of tuners;

demodulating one or more frequency channels from each antenna in the plurality of antennas;
diversity combining the demodulated one or more frequency channels from each antenna in the plurality of antennas;
remodulating said one or more diversity combined frequency channels in accordance with protocols used for generation of said
received signal, said remodulating resulting in a remodulated signal that spans said frequency range and contains only the
one or more remodulated frequency channels, such that customer premises equipment can receive said remodulated signal via
a terrestrial television antenna port of said customer premises equipment and recover content from the one or more remodulated
frequency channels in said remodulated signal;

communicating said remodulated signal to said customer premises equipment.

US Pat. No. 9,444,485

SUCCESSIVE APPROXIMATION ANALOG-TO-DIGITAL CONVERTER (ADC) WITH DYNAMIC SEARCH ALGORITHM

MAXLINEAR, INC., Carlsba...

1. A method of an analog-to-digital converter, comprising:
selecting, by the analog-to-digital converter, a reference voltage;
updating, by the analog-to-digital converter, the reference voltage based on an indication of how far an analog input voltage
is from the reference voltage; and

repeating, one or more times by the analog-to-digital converter, said updating to obtain a digital output code representative
of the analog input voltage.

US Pat. No. 9,153,310

DYNAMIC RANDOM ACCESS MEMORY FOR COMMUNICATIONS SYSTEMS

MAXLINEAR, INC., Carlsba...

1. A system comprising:
an integrated circuit comprising a digital logic circuit, a memory refresh circuit, a first one or more dynamic random access
memory (DRAM) cells, and a second one or more DRAM cells, wherein:

said first one or more DRAM cells is refreshed by said memory refresh circuit;
said first one or more DRAM cells is used, by said digital logic circuit, for storage of data which is overwritten, by new
data, at less than a threshold frequency;

said second one or more DRAM cells is not refreshed by any memory refresh circuit; and
said second one or more DRAM cells is used, by said digital logic circuit, for storage of data which is overwritten, by new
data, at greater than said threshold frequency.

US Pat. No. 9,077,936

INTEGRATED IF SAW FILTER IN BASEBAND DIGITAL DESIGN FOR ANALOG TV (OR HYBRID) TUNER

MaxLinear, Inc., Carlsba...

1. A filter for processing a digital television (TV) composite signal having a video component and an audio component, the
filter comprising:
an input terminal for receiving the digital TV composite signal;
a first lowpass filter coupled to the input terminal, the first lowpass filter being configured to pass through the video
component;

a digital video filter coupled to the lowpass filter and being configured to process the video component, the digital video
filter comprising:

a first mixer configured to frequency shift the video component by a first frequency offset;
a digital highpass filter responsive to the first mixer and configured to compensate a Nyquist slope of the first frequency-shifted
video component; and

a second mixer responsive to the digital highpass filter; said first mixer, said digital highpass filter and said second mixer
being coupled in series;

a third mixer configured to frequency shift the digital TV composite signal by a first frequency amount; and
a digital audio filter configured to receive the frequency shifted digital TV composite signal.

US Pat. No. 9,847,788

RADIO FREQUENCY FLASH ADC CIRCUITS

Maxlinear Asia Singapore ...

1. A system for sampling an RF signal, the system comprising:
a plurality of capacitors, a first port of each of the plurality of capacitors being operably coupled to the RF signal;
a plurality of resistors, a first port of each of the plurality of resistors being operably coupled to a reference level of
a plurality of reference levels, a second port of each of the plurality of resistors being operably coupled to a second port
of each of the plurality of capacitors; and

a sampling circuit operably coupled to the second port of each of the plurality of resistors, the sampling circuit producing
a plurality of digital outputs.

US Pat. No. 9,843,464

WIRELESS BACKHAUL

Maxlinear Asia Singapore ...

1. A receiver comprising:
a feedforward circuit, wherein the feedforward circuit comprises a first adaptive filter;
a phase recovery circuit operably coupled to the feedforward circuit, wherein phase recovery information from the phase recovery
circuit is based on an output from the feedforward circuit, wherein the phase recovery circuit comprises a third adaptive
filter, and wherein one or more taps of the third adaptive filter are based on one or more taps of a second adaptive filter;
and

a feedback circuit operably coupled to the feedforward circuit and the phase recovery circuit, the feedback circuit configured
to receive the phase recovery information from the phase recovery circuit and adjust a current symbol based at least in part
on the phase recovery information, wherein the feedback circuit comprises the second adaptive filter.

US Pat. No. 9,813,391

METHOD AND APPARATUS FOR PROVIDING CONDITIONAL ACCESS BASED ON CHANNEL CHARACTERISTICS

Maxlinear, Inc., Carlsba...

1. A system comprising:
one or more circuits for use in a first network device of a network, said one or more circuits being operable to:
measure one or more values of one or more parameters corresponding to a plurality of links and/or a plurality of devices of
said network;

generate one or more security keys based on said measured one or more values;
encrypt data utilizing said one or more security keys; and
transmit said encrypted data onto a network path between said first network device and one of said plurality of devices, wherein
at least one of said plurality of links and/or plurality of devices are not part of said network path.

US Pat. No. 9,659,625

DYNAMIC RANDOM ACCESS MEMORY WITH CONFIGURABLE REFRESH RATE FOR COMMUNICATIONS SYSTEMS

Maxlinear, Inc., Carlsba...

1. A system comprising:
an integrated circuit comprising a digital logic circuit, a memory refresh circuit, and one or more dynamic random access
memory (DRAM) cells, wherein:

said one or more DRAM cells is refreshed by said memory refresh circuit;
said one or more DRAM cells store data received via a communication link; and
a rate at which said one or more DRAM cells is refreshed is adjusted based on a symbol rate at which said data is received
via said communication link.

US Pat. No. 9,577,655

METHOD AND SYSTEM FOR TIME INTERLEAVED ANALOG-TO-DIGITAL CONVERTER TIMING MISMATCH ESTIMATION AND COMPENSATION

Maxlinear, Inc., Carlsba...

1. A system for wireless communication, the system comprising:
a chip comprising one or more circuits, said one or more circuits comprising a time interleaved analog-to-digital-converter
(ADC) and timing offset estimation and compensation circuitry, wherein said one or more circuits are operable to:

receive an analog signal on said chip;
convert the analog signal to a digital signal utilizing said time interleaved ADC; and
reduce a blocker signal that is aliased onto a desired signal by timing offsets in said time interleaved ADC, by estimating
complex coupling coefficients between said desired digital output signal and said blocker signal.

US Pat. No. 9,544,076

METHOD AND SYSTEM FOR TUNABLE UPSTREAM BANDWIDTH UTILIZING AN INTEGRATED MULTIPLEXING DEVICE

MAXLINEAR, INC., Carlsba...

10. A system, comprising:
one or more circuits for use in a transceiver, wherein:
the one or more circuits comprise a signal processing component and a filtering component;
the signal processing component is operable to determine one or more adjustments that are applicable to one or more of a plurality
of adjustable filters in the filtering component, wherein:

the plurality of adjustable filters comprises:
a first filter that is configured for filtering signals corresponding to a first frequency band associated with a first stream,
a second filter that is configured for filtering signals corresponding to a second frequency band associated with a second
stream, and

a third filter that is configured for filtering signals corresponding to a third frequency band associated with a third stream;
and

the one or more adjustments correspond to modifications in one or both of the first frequency band and the second frequency
band;

the signal processing component is operable to communicate the one or more adjustments to the filtering component; and
the filtering component is operable to apply the one or more one or more adjustments to the one or more of the plurality of
adjustable filters in the filtering component, wherein applying at least some of the one or more adjustments to the first
filter or the second filter requires one or more modifications to the third filter.

US Pat. No. 9,148,182

POWER COMBINING POWER AMPLIFIER ARCHITECTURES AND METHODS

MAXLINEAR, INC., Carlsba...

1. A system comprising:
one or more circuits for use in a transmit subsystem that comprises a plurality of transmit paths, the one or more circuits
being configurable to:

segment a frequency spectrum that is used for transmission of signals into a plurality of segments;
assign each of the plurality of segments to one of the plurality of transmit paths;
monitor performance in each of the plurality of transmit paths during transmission of signals; and
control operation of the transmit subsystem and each of the plurality of transmit paths based on the monitored performance,
wherein said control comprises dynamically modifying segmentation of the frequency spectrum, wherein said modifying the segmentation
of the frequency spectrum further comprises re-segmenting the frequency spectrum into a new plurality of segments that differ
from a previous plurality of segments based on a number and/or a sizing of segments.

US Pat. No. 9,813,146

METHOD AND SYSTEM FOR MONITORING, MANAGEMENT AND MAINTENANCE OF AN INTERNET PROTOCOL LNB

MAXLINEAR, INC., Carlsba...

1. A method, comprising:
in an Internet protocol low noise block downconverter (IP LNB) assembly that is within a satellite dish assembly:
determining one or more baseline settings of said satellite dish assembly;
monitoring, periodically or aperiodically, one or more current settings that correspond to said one or more baseline settings
to identify deviations of said one or more current settings from said one or more baseline settings; and

communicating, from said IP LNB assembly to a satellite service provider via a communication network that is separate from
a satellite network used by said satellite dish assembly, results of said monitoring, wherein said satellite service provider
provides maintenance and/or service management for said satellite dish assembly based on said communicated results.

US Pat. No. 9,768,889

ADAPTIVE SYMBOL MAPPING MODULATION

Maxlinear Asia Singapore ...

9. A modulator comprising:
bit partitioning circuitry comprising:
a first bit stream output for a first coding layer; and
a second bit stream output for a second coding layer;
in the first coding layer:
a first coder operable to generate an encoded data bit from the first bit stream; and
a first layer symbol mapper configured to determine different candidate transmit symbols responsive to the encoded data bit;
a symbol selector comprising a signal peak input and configured to:
receive an identification of the different candidate transmit symbols from the first layer symbol mapper; and
select a specific transmit symbol from among the candidate transmit symbols responsive to the signal peak input; and
a peak locator configured to:
locate a signal peak in a candidate transmit signal; and
identify the signal peak to the symbol selector on the signal peak input;
in the second coding layer:
a second coder operable to generate an encoded bit stream from the second bit stream; and
a second layer symbol mapper operable to output a second layer symbol responsive to the second bit stream; and
a shaping filter operable to determine the candidate transmit signal from a combination of the specific transmit symbol and
the second layer symbol.

US Pat. No. 9,572,043

SPATIAL ROUTING AMONG MICROWAVE BACKHAUL TRANSCEIVERS

MAXLINEAR, INC., Carlsba...

1. A system comprising:
a first microwave backhaul transceiver comprising digital circuitry and beamforming circuitry, wherein:
the digital circuitry is operable to determine a characteristic of data to be transmitted by the first microwave backhaul
transceiver;

the digital circuitry is operable to configure the beamforming circuitry to select one of a plurality of radiation patterns
of a plurality of antenna elements based on the determined characteristic of the data to be transmitted;

a first radiation pattern of the plurality of radiation patterns corresponds to a first microwave backhaul link between the
first microwave backhaul transceiver and a second microwave backhaul transceiver; and

a second radiation pattern of the plurality of radiation patterns corresponds to a second microwave backhaul link between
the first microwave backhaul transceiver and a third microwave backhaul transceiver.

US Pat. No. 9,565,464

METHOD AND SYSTEM FOR MULTI-PATH VIDEO AND NETWORK CHANNELS

Maxlinear, Inc., Carlsba...

1. A method for communication, the method comprising:
in a communication device comprising a wideband path and a narrowband path:
receiving a video channel and a network channel in said wideband path when said communication device is operating in a first
stage;

receiving a video channel and a network channel in said wideband path and also receiving said network channel in said narrowband
path when said communication device is operating in a second stage; and

receiving said network channel in said narrowband path when said communication device is operating in a third stage.

US Pat. No. 9,537,498

METHOD AND SYSTEM FOR CHARGE COMPENSATION FOR SWITCHED-CAPACITOR CIRCUITS

MaxLinear, Inc., Carlsba...

1. A method for communication, the method comprising:
in an electronics device comprising a first voltage source, a switched capacitor load, and a switched capacitor compensation
circuit, where an output of the first voltage source and an output of the switched capacitor compensation circuit are both
coupled to a first node through which current is coupled to the switched capacitor load:

switching a capacitor in the switched capacitor load from a first voltage to a second voltage; and
providing charge to the switched capacitor load from the switched capacitor compensation circuit via the first node without
requiring added charge from the first voltage source, wherein a first capacitor couples an output of the first voltage source
to ground and a second capacitor couples an output of the second voltage source to ground.

US Pat. No. 9,426,734

METHOD AND SYSTEM FOR A LOW-POWER CLIENT IN A WIDE AREA NETWORK

Maxlinear, Inc., Carlsba...

1. A method comprising: in a network device: receiving an indication from a cable modem termination system (CMTS) that contention
opportunities will occur at predetermined intervals;
subsequent to receiving said indication, transitioning to a power-saving mode in which one or more components of said network
device are powered down; transitioning out of said power-saving mode during one of said predetermined intervals in which an
amount of traffic in a buffer of said network device reaches a threshold, and

periodically while operating in said power-saving mode, powering up one or more of said components, resynchronizing to a signal
from said cable modem termination system, and again powering down said one or more of said components.

US Pat. No. 10,090,805

VOLTAGE-CONTROLLED OSCILLATOR AND A METHOD FOR TUNING OSCILLATIONS

MAXLINEAR ASIA SINGAPORE ...

1. An oscillator comprising:an oscillator core configured for contributing gain to oscillations generated in the oscillator; and
a frequency tuning network connected between the oscillator core and a signal source that provides an input signal for creating the oscillations in the oscillator, wherein the frequency tuning network is configured for tuning frequency of the oscillations, to inhibit amplifying a first capacitance from the oscillator core and to amplify a second capacitance from the frequency tuning network.

US Pat. No. 9,894,539

DIGITAL FULL DUPLEX OVER SINGLE CHANNEL SOLUTION FOR SMALL CELL BACKHAUL APPLICATIONS

Maxlinear Asia Singapore ...

1. A small cell base station, comprising:
a backhaul transceiver configured to up-convert and amplify a transmit baseband signal to provide a transmit RF signal and
amplify and down-convert a receive RF signal to provide a receive baseband signal, wherein the transmit RF signal is wirelessly
transmitted via a backhaul transmit antenna over a same time and frequency hand as the receive RF signal is wirelessly received
via a backhaul receive antenna;

a baseband canceller configured to cancel self-interference from the transmit RF signal in the receive RF signal at baseband
based on a distorted copy of the transmit baseband signal.

US Pat. No. 9,825,640

METHOD AND SYSTEM FOR TIME INTERLEAVED ANALOG-TO-DIGITAL CONVERTER TIMING MISMATCH ESTIMATION AND COMPENSATION

Maxlinear, Inc., Carlsba...

15. A system for wireless communication, the system comprising:
one or more circuits on a chip comprising a time interleaved analog-to-digital-converter (ADC), wherein said one or more circuits
are operable to:

receiving an analog signal on said chip;
converting the analog signal to a digital signal utilizing said time interleaved ADC; and
reducing a blocker signal interfering with a desired signal in said time interleaved ADC, based on complex coupling coefficients
between said desired digital output signal and said blocker signal estimated utilizing a decorrelation algorithm on frequencies
within a desired frequency bandwidth.

US Pat. No. 9,825,666

COMMUNICATION SYSTEM FOR TELEPHONE LINE ACCESS WITH CROSSTALK STABILITY

MAXLINEAR ASIA SINGAPORE ...

1. A system comprising:
telephone lines that cover a distance from a first location to separate points at second locations, wherein the telephone
lines are bundled together in a same telephone cable for at least a portion of the distance;

electronic equipment located at the first location, the electronic equipment comprising a first transceiver device for each
of the telephone lines, wherein each first transceiver device at the first location is configured to coordinate transmissions
over a respective telephone line coupled with the first transceiver device; and

second transceiver devices coupled respectively with the telephone lines at the second locations, such that each second transceiver
device is respectively paired with a first transceiver device at the first location;

wherein each pair of the first and second transceiver devices is configured to force transmission on the respective telephone
line connecting the pair when another pair of the first and second transceiver devices estimates a signal to noise ratio on
the telephone line connecting the other pair; and

wherein each pair of the first and second transceiver devices is configured to force transmission on its telephone line when
there is no data to send on its telephone line at a time when the other pair of the first and second transceiver devices estimates
the signal to noise ratio.

US Pat. No. 9,660,321

METHOD AND SYSTEM FOR A MOBILE APPLICATION (APP) THAT ASSISTS WITH AIMING OR ALIGNING A SATELLITE DISH OR ANTENNA

MAXLINEAR, INC., Carlsba...

1. A method, comprising:
in a communication device, when said communication device is located by an antenna:
determining a current location of said communication device;
determining based on said current location of said communication device, a transmitter with which said antenna should be aligned
for receiving signals from said transmitter;

determining a current position of said antenna;
determining, based on said current position of said antenna and location of said transmitter, a direction in which said antenna
should be oriented so that said antenna is aligned with said transmitter for maximizing reception of signals from said transmitter;

generating based on said determined direction, one or more cues for presenting to a user of said communication device to enable
alignment of said antenna with said transmitter in said determined direction, wherein said one or more cues enable said user
of said communication device to make adjustments to position or orientation of said antenna, based on said current position
or a newly determined current position of said antenna; and

presenting on said communication device, a user interface that is operable to receive input from said user of said communication
device, wherein:

said input is utilized to determine a location of said transmitter, and
said user interface comprises a graphical user interface that is operable to display one or more graphical tools that show
said current position, said newly determined current position, and/or an ideal position for said antenna when said antenna
is aligned with said transmitter.

US Pat. No. 9,642,020

STEERABLE MICROWAVE BACKHAUL TRANSCEIVER

Maxlinear, Inc., Carlsba...

1. A system comprising:
a first microwave backhaul transceiver comprising:
a reflector, and
a signal processing subassembly operable to:
process a plurality of microwave signals corresponding to said plurality of antenna elements using a corresponding plurality
of phase coefficients and a corresponding plurality of amplitude coefficients; and

adjust a radiation pattern of said plurality of antenna elements during operation of said signal processing subassembly through
adjustment of said phase coefficients and/or said amplitude coefficients,

wherein said signal processing subassembly comprises:
a plurality of antenna elements positioned at a focal plane of said reflector, and
circuitry that comprises:
a local oscillator generator, and
a plurality of phase shifters, each of said plurality of phase shifters being operably coupled to an output of the local oscillator
generator, each of said plurality of phase shifters being configured by a respective one of said plurality of phase coefficients.

US Pat. No. 9,634,701

PHASE NOISE SUPPRESSION

Maxlinear, Inc., Carlsba...

1. A system comprising:
a modulator circuit operable to generate a data-carrying signal based on a reference signal;
a test signal generator circuit operable to generate a test signal based on the reference signal;
a test signal insertion circuit operable to combine the data-carrying signal and the test signal to generate a combined signal;
and

control circuit operable to:
determine current status of a microwave backhaul link according to a determination of a performance metric for the combined
signal;

configure a nominal frequency at which the test signal generator circuit generates the test signal based on the determined
current status of the microwave backhaul link;

determine an amount of whitespace to have on either side of the test signal based on the determined current status of the
microwave backhaul link; and

configure the modulator circuit such that the data-carrying signal has the determined amount of whitespace surrounding the
nominal frequency of the test signal.

US Pat. No. 9,609,599

CHANNEL-SENSITIVE POWER CONTROL

Maxlinear, Inc., Carlsba...

1. A receiver comprising:
Doppler frequency determination circuitry operable to determine the Doppler frequency of a received signal;
signal mode detection circuitry operable to determine a mode of said received signal;
signal quality estimation circuitry operable to determine signal quality of said received signal; and
control circuitry operable to control power consumption of said receiver based on said Doppler frequency of said received
signal, said mode of said received signal, and said signal quality of said received signal.

US Pat. No. 9,565,038

NON-COHERENT MULTI-SYMBOL-DELAY DIFFERENTIAL DETECTOR

MAXLINEAR, INC., Carlsba...

1. A system comprising:
an electronic receiver comprising:
differential detection circuitry operable to:
generate a differential detection sequence based on a received symbol sequence and based on an m-symbol delayed version of
said received symbol sequence, where the value of m is an integer greater than 1; and

vary the value of m during operation of the electronic receiver;
decision metrics calculation circuitry operable to calculate differential decision metrics based on said differential detection
sequence; and

sequence decision circuitry operable to generate a decision as to which of a set of possible transmitted symbol sequences
resulted in said received symbol sequence, where said decision is based on said differential decision metrics.

US Pat. No. 9,559,983

METHOD AND SYSTEM FOR A WIDE-BANDWIDTH, ON-PREMISES NETWORK

Maxlinear, Inc., Carlsba...

1. A system comprising:
a network device comprising:
a first connector for connecting to an external network in which data is communicated using a first frequency band ranging
from 5 MHz to 1 GHz in accordance with data over cable service interface specification (DOCSIS);

a second connector for connecting to an on-premises network; and
circuitry residing in a signal path between said first connector and said second connector, said circuitry being operable
to:

permit a first portion of said first frequency band to pass from said first connector to said second connector;
block a second portion of said first frequency band from passing from said first connector to said second connector; and
transmit, via said second connector, non-DOCSIS signals that are normally communicated in frequency ranges not including said
first frequency band ranging from 5 MHz to 1 GHz, into said on-premises network using said first frequency band.

US Pat. No. 9,537,503

METHOD AND SYSTEM FOR ASYNCHRONOUS SUCCESSIVE APPROXIMATION ANALOG-TO-DIGITAL CONVERTOR (ADC) ARCHITECTURE

MAXLINEAR, INC., Carlsba...

1. A system, comprising:
a meta-stability detector that comprises:
a timing control circuit that is operable to measure comparison time for each conversion cycle in an analog-to-digital convertor
(ADC);

a plurality of signal adjustment circuits, wherein each one of the plurality of signal adjustment circuits is operable to
apply a logical operation to one or more input signals to the one of the plurality of signal adjustment circuits to provide
a corresponding output signal; and

a plurality of signal state circuits, wherein each one of the plurality of signal state circuits is operable to:
store state information relating to one or more input signals to the one of the plurality of signal state circuits, for at
least one processing cycle; and

provide an output signal based on prior stored information;
wherein:
the plurality of signal state circuits, the plurality of signal adjustment circuits, and the timing control circuit are arranged
to generate one or more control signals for controlling at least some of operations or components in the ADC, during analog-to-digital
conversions, based on one or more input signals generated or used within the ADC during analog-to-digital conversions.

US Pat. No. 9,537,494

REFERENCE-FREQUENCY-INSENSITIVE PHASE LOCKED LOOP

MaxLinear, Inc., Carlsba...

1. A method, comprising:
generating, by a phase locked loop, a reference clock signal whose frequency is twice a frequency of a crystal clock signal
and is keyed on both rising and falling edges of the crystal clock signal, wherein the crystal clock signal is generated by
a crystal in the phase locked loop; and

capturing, by a sampled loop filter (SLPF) in the phase locked loop during an operation of the phase locked loop, charge from
a charge pump (CHP) in the phase locked loop, wherein the charge is captured at a frequency corresponding to the frequency
of the reference clock signal.

US Pat. No. 9,419,858

METHOD AND SYSTEM FOR SERVICE GROUP MANAGEMENT IN A CABLE NETWORK

Maxlinear, Inc., Carlsba...

1. A method comprising:
determining, by a cable modem termination system (CMTS), for a plurality of cable modems served by said CMTS, a corresponding
plurality of signal-to-noise ratio (SNR) related metrics;

assigning, by said CMTS, said plurality of cable modems among a plurality of service groups based on said plurality of SNR-related/metrics;
generating, by said CMTS for each one of said plurality of service groups, a composite SNR-related metric based on a portion
of said plurality of SNR-related metrics corresponding to said one of said plurality of service groups;

selecting, by said CMTS, physical layer communication parameters to be used for communicating with said one of said plurality
of service groups based on said composite SNR-related metric; and

communicating, by said CMTS, with a portion of said plurality of cable modems corresponding to said one of said plurality
of service groups using said selected physical layer communication parameters

wherein:
each of said SNR-related metrics is a signal-to-noise ratio (SNR) versus frequency profile; and
said composite SNR related metric is a worst-case SNR versus frequency profile for said one of said plurality of service groups.

US Pat. No. 10,142,135

WIRELESS BACKHAUL

Maxlinear Asia Singapore ...

1. A receiver comprising:a feedforward circuit comprising a first adaptive filter;
a feedback circuit comprising a second adaptive filter, wherein the feedback circuit is operable to adjust a current symbol according to phase recovery information; and
a phase recovery circuit comprising a third adaptive filter, wherein the phase recovery circuit is operable to generate the phase recovery information according to an output from the feedforward circuit, and wherein one or more taps of the third adaptive filter are based on one or more taps of the second adaptive filter.

US Pat. No. 10,055,142

APPARATUS AND METHOD FOR COMMAND PROCESSING FOR A FAST BLOCK INPUT/OUTPUT DEVICE

MAXLINEAR ASIA SINGAPORE ...

1. A system comprising:a controller;
a fast block input/output (I/O) device; and
a bridge device directly connected to the fast block I/O device and in communication with the controller, the bridge device configured to intercept a command sent from the controller to the fast block I/O device and to process the command within the bridge device independent of interaction with the controller, wherein the processing comprises performing near-data processing, the near-data processing comprising:
in response to the command, read data from the fast block I/O device;
process the read data in the bridge device; and
write the processed read data back into the fast block I/O device, or calculate based on the processed read data results, wherein the results are sent back to the controller.

US Pat. No. 10,050,710

TRANSMIT OPTICAL SUB-ASSEMBLY WITH LOCAL FEEDBACK

Maxlinear, Inc., Carlsba...

1. A system for optical communications, comprising:a predistortion module operable to modify an input digital signal to produce a digital predistorted signal;
a transmit optical subsystem operable to generate an optical signal from the digital predistorted signal; and
a feedback subsystem operable to determine one or more characteristics of the optical signal, the feedback subsystem controlling the modification applied to the input digital signal by the predistortion module according to the one or more characteristics of the optical signal and a current temperature of the transmit optical subsystem, wherein the one or more characteristics of the optical signal comprise a temperature that is determined according to a plurality of Volterra series coefficients and a comparison between the optical signal and an expected signal.

US Pat. No. 9,641,377

APPARATUS AND METHODS FOR SYMBOL TIMING ERROR DETECTION, TRACKING AND CORRECTION

Maxlinear, Inc., Carlsba...

1. A method for controlling fast Fourier transform (FFT) module timing in a receiver, comprising:
sampling, by said FFT module, an input signal;
generating, by said timing control circuitry of said receiver, a first error signal based on a first characteristic of an
output of said FFT module;

generating, by said timing control circuitry of said receiver, a second error signal based on a second characteristic of an
output of said FFT module;

selectively combining, by a combiner of said receiver, said first error signal and said second error signal to generate a
third error signal; and

controlling, by said timing control circuitry of said receiver, a sampling timing of said FFT module using said third error
signal.