US Pat. No. 11,070,368

SYSTEM, METHOD, AND PROGRAM FOR TRANSMITTING AND RECEIVING ANY TYPE OF SECURE DIGITAL DATA

Dycrav Security Incorpora...


1. A system for transmitting and receiving digital data comprising:a processor coupled to a memory device;
a database including a plurality of user records:wherein each of the user records includes a plurality of user profiles,
wherein each of the user profiles includes a unique user ID and a unique password associated with the user ID to authenticate at least one of the user profiles, and
wherein each of the user profiles is associated with at least one unique PrivaKey/ChannelKey; and

an application server programmed to execute a program including the steps of:verifying a first user profile and a second user profile, wherein the first user profile includes a first user ID and a first password to authenticate the first user profile and the second user profile includes a second user ID and a second password to authenticate the second user profile;
authenticating the first user profile and the second user profile;
receiving a PrivaKey/ChannelKey associated with the first user profile and the second user profile, wherein the first user profile and the second user profile are further authenticated via the PrivaKey/ChannelKey;
automatically encrypting a plurality of digital data sent from the first user profile to the second user profile, wherein the encrypted digital data includes the PrivaKey/ChannelKey and a ReciKey, wherein the ReciKey includes a secret key;
sending the encrypted digital data to the second user profile from the first user profile using the secret key;
rebuilding the secret key from the ReciKey to prepare the encrypted digital data;
upon rebuilding the secret key, automatically decrypting the encrypted digital data; and
displaying the decrypted digital data for the second user profile.


US Pat. No. 11,070,367

KEY EXCHANGE DEVICES AND METHODS

Koninklijke Philips N.V.,...


1. A first electronic network node configured for a key exchange protocol, the first network node comprising:a communication interface circuit, wherein the computer interface circuit is arranged for digital communication with a second network node; and
a processor circuit,
wherein the processor circuit is arranged to
obtain a shared matrix,wherein the shared matrix is shared with the second network node through the communication interface circuit,
wherein entries in the shared matrix are selected modulo a first modulus,

wherein the processor circuit is arranged to generate a private key matrix,wherein entries in the private key matrix are bounded in absolute value by a bound,

wherein the processor circuit is arranged to generate a public key matrix, wherein the generation of the public key matrix comprises:computing a matrix product between the shared matrix and the private key matrix modulo the first modulus to obtain a matrix product;
scaling the entries in the matrix product down to a second modulus,wherein a scaled entry is equal to the unscaled entry multiplied with the second modulus, divided by the first modulus and rounded to the nearest integer,
wherein the second modulus is smaller than the first modulus,
wherein the bound is at most the second modulus;

sending the public key matrix of the first network node to the second network node;
receiving a public key matrix of the second network node; and
computing a raw key as a matrix product between the received public key of the second node and the private key matrix of the first network node modulo the second modulus,

wherein the processor circuit is arranged to receive reconciliation data from the second network node,
wherein the processor circuit is arranged to compute a shared key by applying a reconciliation function to the received reconciliation data and the raw key.

US Pat. No. 11,070,366

DYNAMIC ANONYMOUS PASSWORD-AUTHENTICATED KEY EXCHANGE (APAKE)

NEC CORPORATION, Tokyo (...


1. A method for anonymous password-authenticated key exchange (APAKE), wherein a server holds a set of valid passwords and a client holds a client password from the set of valid passwords, the method comprising:defining, by the server, public parameters and a master key;
transmitting, by the server to the client, the public parameters;
engaging, by the server, in an interactive protocol with the client, wherein the interactive protocol involves the public parameters, the master key, and the client password, wherein the interactive protocol enables the client to derive a decryption key associated with the client password, wherein the interactive protocol does not allow the server to identify the client password and does not allow the client to determine the master key or to learn any information on the set of valid passwords;
securely transferring, by the server to the client, an encrypted server nonce and an encrypted symmetric encryption key, wherein the decryption key derived by the client enables the client to decrypt the server nonce and the symmetric encryption key;
receiving, by the server from the client, ciphertext including a client nonce encrypted with the symmetric encryption key;
deciphering, by the server by using the symmetric encryption key, ciphertext received from the client to recover the client nonce; and
computing a common key, which is shared between client and server, based on the client nonce and the server nonce.

US Pat. No. 11,070,365

ENCRYPTION COMMUNICATION SYSTEM, ENCRYPTION COMMUNICATION METHOD, SECURITY CHIP, COMMUNICATION APPARATUS, AND CONTROL METHOD AND CONTROL PROGRAM OF COMMUNICATION APPARATUS

NEC CORPORATION, Tokyo (...


1. An encryption communication system that uses a pair of a first private portion and a first public portion and a pair of a second private portion and a second public portion in a key predistribution system (KPS), comprising:a ciphertext generator that generates a ciphertext by generating, in a first security chip (TPM: Trusted Platform Module) of a first communication apparatus, a first common key by the first private portion held in the first security chip using the second public portion transmitted from a second communication apparatus as a communication partner, and encrypting a plaintext using the first common key in the first security chip; and
a decryptor that generates a plaintext by generating, in a second security chip of the second communication apparatus, a second common key by the second private portion held in the second security chip using the first public portion transmitted from the first communication apparatus as a communication partner, and decrypting the ciphertext received from the first communication apparatus using the second common key in the second security chip,
wherein said ciphertext generator generates an initialization vector (IV) when performing encryption of block units, based on a part for the initialization vector held in the first private portion and a part for the initialization vector held in the second public portion, and use the generated initialization vector for the encryption, and
said decryptor generates the initialization vector when performing decryption of block units, based on a part for the initialization vector held in the second private portion and a part for the initialization vector held in the first public portion, and use the generated initialization vector for the decryption, and
further comprising:
a first function provider that causes the first security chip to function as said ciphertext generator by making the first security chip store a program and data for providing functions of:a first private portion holder that receives and holds the first private portion;
a first common key generator that generates the first common key in accordance with the key predistribution system based on the first private portion and the second public portion;
a ciphertext generation controller that receives an encryption command attached with a plaintext and the second public portion, causes said first common key generator to generate the first common key, and encrypting the plaintext based on the first common key to generate a ciphertext; and
a first initialization vector generator that generates the initialization vector based on the part for the initialization vector held in the first private portion and the part for the initialization vector held in the second public portion, and

a second function provider that causes the second security chip to function as said decryptor by making the second security chip store a program and data for providing functions of:a second private portion holder that receives and holds the second private portion;
a second common key generator that generates the second common key in accordance with the key predistribution system based on the second private portion and the first public portion;
a decryption controller that receives a decryption command attached with a ciphertext and the first public portion, causes said second common key generator to generate the second common key, and decrypts the ciphertext based on the second common key to generate a plaintext; and
a second initialization vector generator that generates the initialization vector based on the part for the initialization vector held in the second private portion and the part for the initialization vector held in the first public portion.


US Pat. No. 11,070,364

SECURE COMMUNICATION METHOD AND SMART LOCK SYSTEM BASED THEREOF

YUNDING NETWORK TECHNOLOG...


1. A system comprising a first device and a second device, the first device being configured to:generate data to be transmitted;
determine encrypted data by encrypting the data to be transmitted using an encryption algorithm based on an encryption key, wherein the encryption key is obtained by a key exchange process between the first device and the second device through a preset communication channel;
assign an identifier for the encrypted data; and
send the encrypted data with the identifier to the second device, wherein one of the first device and the second device is a smart lock, and the other of the first device and the second device is a mobile device, and
the encrypting the data comprises:determining initial encrypted data by encrypting, based on a first encryption key stored in the first device, the data to be transmitted using an encryption algorithm;
configuring a preset key value for the initial encrypted data; and
determining the encrypted data by adding a verification signature to the initial encrypted data configured with the preset key value.


US Pat. No. 11,070,363

SHARING CRYPTOGRAPHIC SESSION KEYS AMONG A CLUSTER OF NETWORK SECURITY PLATFORMS MONITORING NETWORK TRAFFIC FLOWS

McAfee, LLC, San Jose, C...


1. A non-transitory computer readable medium comprising computer readable instructions which, when executed, cause at least one processor implementing a first network security platform to at least:determine a platform selection value based on a first parameter value in a first message from a client and a second parameter value in a second message from a server, the first and second messages associated with establishment of an encrypted network traffic flow between the client and the server;
identify a selected one of a cluster of network security platforms based on the platform selection value, the first network security platform included in the cluster of network security platforms;
when the selected one of the cluster of network security platforms identified by the platform selection value is not the first network security platform:send a query to the selected one of the cluster of network security platforms identified by the platform selection value; and
access a response from the selected one of the cluster of network security platforms, the response including a cryptographic session key associated with the encrypted network traffic flow; and

analyze network traffic associated with the encrypted network traffic flow based on the cryptographic session key.

US Pat. No. 11,070,362

SYSTEMS AND METHODS FOR PROVIDING SECURE COMMUNICATIONS USING A PROTOCOL ENGINE

Massachusetts Institute o...


1. A method of executing a handshake between a client and a server, the method comprising:generating, at the client, a client hello message, and sending the client hello message to the server;
creating a first intermediate hash of the client hello message using a SHA2-256 hash circuit;
storing the first intermediate hash in the SHA2-256 hash circuit;
discarding the client hello message at the client;
receiving, at the client, a server hello message from the server; and
using the SHA2-256 circuit, after discarding the client hello message at the client, to create a second intermediate hash from the first intermediate hash and the server hello message.

US Pat. No. 11,070,361

BLOCK GENERATION METHOD IN BLOCKCHAIN-BASED SYSTEM

SAMSUNG SDS CO., LTD., S...


1. A block generation method performed in a blockchain-based system having a plurality of blockchain nodes, the block generation method comprising:calculating, by a first blockchain node among the plurality of blockchain nodes, a first node score;
propagating, by the first blockchain node, the first node score to the plurality of blockchain nodes;
receiving, by the first blockchain node, a delegation of a block generation authority from a second blockchain node among the plurality of blockchain nodes, the second blockchain node having received the first node score; and
initiating, by the first blockchain node, generation of a new block based on a determination that a block generation node condition, that is based on the block generation authority, has been satisfied.

US Pat. No. 11,070,360

PARALLEL TRANSACTION VALIDATION AND BLOCK GENERATION IN A BLOCKCHAIN

International Business Ma...


1. A method, comprising:validating a plurality of pending blockchain transactions in a transaction queue based on states of the plurality of pending blockchain transactions;
identifying a pending blockchain transaction in the transaction queue that includes a conflict with another pending blockchain transaction in the transaction queue based on a conflict table of the pending blockchain transaction and a conflict table of the another pending blockchain transaction;
determining that a validity of the pending blockchain transaction cannot yet be resolved based on a location of a conflicting item of the pending blockchain transaction within the conflict table of the pending blockchain transaction; and
postponing a validity determination of the pending blockchain transaction that includes the conflict to a later time.

US Pat. No. 11,070,359

PROTECTION METHOD AND DEVICE AGAINST A SIDE-CHANNEL ANALYSIS

ESHARD, Martillac (FR)


1. A method for executing an operation by a circuit, the method comprising:executing, by a circuit, a first computing operation configured to process an input data, the circuit incidentally producing, during an execution of the first operation, a first signal in the form of first electromagnetic radiation or a first power consumption signal; and
executing, by the circuit between a first instant and a second instant during the execution of the first operation, a second operation configured to protect the circuit against side channel analysis, the execution of the second operation being based on the input data, the circuit producing, during the execution of the second operation, a second signal in the form of second electromagnetic radiation or a second power consumption signal, the second signal being continuous, different from the first signal and mixing with the first signal between the first instant and the second instant to produce a resultant signal,
wherein the resultant signal is measurable from outside of the circuit as a resultant power consumption signal or resultant electromagnetic radiation, the first signal being indistinctly measurable within the resultant signal, the second signal and the resultant signal varying as a function of the input data.

US Pat. No. 11,070,358

COMPUTATION DEVICE AND METHOD

Koninklijke Philips N.V.,...


1. A computation device arranged to evaluate a data function (S) that maps a number (n) of input variables to a number (m) of output variables wherein the input variables are partitioned into one or more selection variables and one or more evaluation variables, wherein for each combination of values of the selection variables (?), a corresponding selection function (Q?) and evaluation function (P?) are defined, the computation device comprising:a selection circuit arranged to:receive the one or more selection variables, and
evaluate the selection functions for the received selection variables,wherein each selection function receives as input the selection variables and
wherein an output of each selection function indicates whether the combination of values of the selection variables received by the selection function is equal to the combination of values corresponding to the selection function;


an evaluation circuit arranged to:receive the one or more evaluation variables, and
evaluate the evaluation functions for the received evaluation variables,wherein each evaluation function receives as input the evaluation variables, and
wherein an output of each evaluation function represents an output of the data function, wherein the data function has as input the union of the evaluation variables and the combination of values of the selection variables corresponding to the evaluation function; and


a combination circuit arranged to:combine the outputs of the selection circuit and the evaluation circuit into an output of the data function for the input variables, and
provide the output of the data function,wherein the combination circuit provides a sum of products (??Q?P?) of the selection function (Q?) and the evaluation function (P?) over all combinations of values of the selection variables (?).



US Pat. No. 11,070,357

TECHNIQUES FOR PRIVACY-PRESERVING DATA PROCESSING ACROSS MULTIPLE COMPUTING NODES

Raytheon Company, Waltha...


1. An apparatus configured for use in a first environment, the apparatus comprising:an interface configured to communicate with at least one node in a second environment; and
at least one processing device communicatively coupled to the interface, the at least one processing device configured to:obtain first data to be processed in the second environment;
homomorphically encrypt the first data to produce first encrypted data;
provide the first encrypted data to the second environment via the interface;
receive supplemental data from the second environment via the interface;
homomorphically encrypt the supplemental data to produce encrypted supplemental data;
provide the encrypted supplemental data to the second environment via the interface;
receive second encrypted data from the second environment via the interface; and
homomorphically decrypt the second encrypted data to recover data processing results generated in the second environment using the first encrypted data and the encrypted supplemental data.


US Pat. No. 11,070,356

TEXT ENCRYPTION

Hewlett Packard Enterpris...


1. A method comprising:receiving a plaintext to be encrypted, wherein the plaintext includes a first block, a second block and a third block;
generating a preliminary ciphertext based on the first block and the second block;
generating, using an encryption key, a first ciphertext using an encryption operation receiving the third block and the preliminary ciphertext as inputs;
generating, using the encryption key, a first finalized ciphertext using the encryption operation receiving the first block and the first ciphertext as inputs; and
generating, using the encryption key, a second finalized ciphertext using the encryption operation receiving the second block and the first finalized ciphertext as inputs.

US Pat. No. 11,070,355

PROFILE INSTALLATION BASED ON PRIVILEGE LEVEL

Apple Inc., Cupertino, C...


1. A method comprising:by a secure element (SE):receiving a message including a signature;
verifying the signature with a key;
receiving profile metadata, wherein the profile metadata includes a profile type;
when installation of the profile type is permitted by a privilege level:permitting download of a bound profile package (BPP) associated with the profile type;

when installation of the profile type is disallowed by the privilege level:rejecting download of the BPP; and

when i) the profile type includes a test profile type, an operational profile type, or a provisioning profile type, and ii) the privilege level includes installation correspondingly of test profiles, operational profiles, or provisioning profiles:installing, on the SE, a corresponding test profile, operational profile, or provisioning profile using profile components from the BPP.



US Pat. No. 11,070,354

SYSTEM AND METHOD FOR GENERATING A SYMMETRICALLY BALANCED OUTPUT

Lovely Professional Unive...


1. A computer-implemented method for generating a symmetrically balanced output to accomplish a plurality of predefined properties, the method comprising steps of:receiving a plurality of registers with B bits, an expression length, and a plurality of operators through a receiving module, wherein the expression length is a number of terms in a combined function, wherein the combined function comprises at least one of a plurality of logic gates configured to strengthen a plurality of hash algorithms, a plurality of stream ciphers and a round function module of block ciphers:
generating a random expression population through a random expression population generation module;
computing a fitness value of the random expression population through a fitness function module; and
providing the registers with B bits if a plurality of output bits have an equal number of 1 s and 0s through a conditional module, wherein the conditional module performs a mutation in the operators if the output bits do not have an equal number of 1s and 0s.

US Pat. No. 11,070,353

COMBINED DECISION FEEDBACK EQUALIZER AND PHASE DETECTOR FOR CLOCK DATA RECOVERY

Diodes Incorporated, Mil...


1. A circuit, comprising:first decision feedback equalizer (DFE) circuitry configured to receive an input signal and generate a first intermediate data signal;
second DFE circuitry configured to receive the input signal and generate a second intermediate data signal; and
phase detector circuitry configured to receive the first and second intermediate data signals and generate three phase difference signals using a clock signal derived from the input signal, the three phase difference signals representing three samples of the input signal corresponding to three consecutive transitions of the clock signal;
wherein operation of the first DFE circuitry, the second DFE circuitry, and the phase detector circuitry is synchronized using the clock signal.

US Pat. No. 11,070,352

CDR CIRCUIT AND RECEIVER OF MULTILEVEL MODULATION METHOD

FUJITSU LIMITED, Kawasak...


1. A clock data recovery (CDR) circuit comprising:a data determination circuit that receives a data signal for which each of a plurality of potential levels is associated with a value of 2 bits or more, the potential levels being separated by 3 or more first thresholds, and outputs a result of determination that determines a value of the data signal, based on a result of a first comparison that compares the 3 or more first thresholds with the data signal at timing synchronized with a clock signal;
a comparison circuit that outputs a result of a second comparison that compares the data signal with a second threshold at the timing;
a phase detection circuit that generates a phase difference signal indicating whether to advance or delay a phase of the clock signal, based on the result of the determination and the result of the second comparison, when a value of 3 consecutive symbols represents one data pattern that transits like a slope and when a combination of the value of the 3 symbols and the result of the second comparison at an intermediate symbol of the 3 symbols matches some prespecified combination of a plurality of combinations that the data pattern and the result of the second comparison at the intermediate symbol may take;
a filter that generates a phase adjusted value indicating an adjustment amount of the phase, based on the phase difference signal; and
a phase adjustment circuit that adjusts the phase based on the phase adjusted value.

US Pat. No. 11,070,351

CONTROLLER AND METHOD FOR DATA COMMUNICATION

Faraday Technology Corp.,...


1. A controller of a data communication apparatus configured to generate a recovered data clock and a recovered data from an input data received through an analog to digital converter (ADC) (102), comprising:a first equalizer (202), coupled to the ADC (102), configured to receive and equalize the input data;
a first multiplexer (205), coupled to the first equalizer (202) and the ADC (102);
a first detector (204), coupled to the first equalizer (202), configured to detect an optimum input data sampling phase, wherein the optimum input data sampling phase represents an input data peak;
a second detector (206), coupled to the first multiplexer (205), configured to generate an envelope data according to the input data and to detect a peak of the envelope with respect to the input data sampling phase, wherein the peak of the envelope represents the envelope data peak;
a second multiplexer (208), coupled to the first detector (204) and the second detector (206);
a data clock generator (210), coupled to the multiplexer (208) and the ADC (102), configured to generate the recovered data clock; and
a second equalizer (212), coupled to the ADC (102), configured to generate the recovered data,
wherein the second multiplexer (208) is configured to select second detector output during an initial envelope data peak detection, and after the second detector (206) is locked to the optimum input data sampling phase, the second multiplexer (208) is configured to select first detector output.

US Pat. No. 11,070,350

ELECTRONIC DEVICE AND OPERATING METHOD OF ELECTRONIC DEVICE

Samsung Electronics Co., ...


1. An electronic device comprising:processing circuitry configured to
receive a signal of a first signal line and a signal of a second signal line and to output a difference between the signal of the first signal line and the signal of the second signal line as a first signal;
receive the signal of the second signal line and a signal of a third signal line and to output a difference between the signal of the second signal line and the signal of the third signal line as a second signal;
receive the signal of the third signal line and the signal of the first signal line and to output a difference between the signal of the third signal line and the signal of the first signal line as a third signal;
adjust a first delay amount in response to a first code, and output a fourth signal by delaying the first signal as much as the first delay amount;
adjust a second delay amount in response to a second code, and output a fifth signal by delaying the second signal as much as the second delay amount;
adjust a third delay amount in response to a third code, and output a sixth signal by delaying the third signal as much as the third delay amount;
generate a pulse signal based on the fourth signal, the fifth signal, and the sixth signal;
detect lengths of intervals of the pulse signal, which have a high level, and to output fourth codes indicating the lengths of the intervals, respectively; and
adjust at least one of the first code, the second code, and the third code based on the fourth codes.

US Pat. No. 11,070,349

CLOCK AND DATA RECOVERY CIRCUIT AND RECEPTION DEVICE HAVING THE SAME

SAMSUNG ELECTRONICS CO., ...


1. A clock and data recovery circuit comprising:an equalizer configured to equalize an input signal to generate an equalization input signal;
a subtractor configured to subtract a decision feedback equalization signal from the equalization input signal to generate a sampling input signal;
a decision feedback equalization unit configured to:generate first digital data corresponding to the sampling input signal in response to a first sampling clock signal,
generate second digital data corresponding to the sampling input signal in response to a second sampling clock signal having a predetermined time difference with the first sampling clock signal,
compare the sampling input signal and a reference data level to generate first error data in response to the first sampling clock signal,
compare the sampling input signal and the reference data level to generate second error data in response to the second sampling clock signal, and
generate the decision feedback equalization signal by multiplying at least one decision feedback equalization coefficient with previous first digital data of the first digital data;

a clock signal generator configured to generate the first sampling clock signal and the second sampling clock signal according to a code value; and
a controller configured to vary at least one of the reference data level or the code value based on the first digital data, the second digital data, the first error data, and the second error data.

US Pat. No. 11,070,348

TIME SYNCHRONIZATION OF A WIRELESS NETWORK

Facebook, Inc., Menlo Pa...


1. A method of synchronizing nodes of a wireless network, comprising:identifying synchronization paths between one or more synchronization reference nodes of the wireless network and each non-reference node of the wireless network, wherein each synchronization reference node receives a synchronization signal or is designated as a source of the synchronization signal, and each non-reference node does not directly receive the synchronization signal and is not designated as a source of the synchronization signal, wherein each synchronization path includes one or more wireless hops between the one or more synchronization reference nodes and the non-reference node;
determining a number of timing slots needed for supporting each of the identified synchronization paths; and
selecting at least one of the synchronization paths between each non-reference node and at least one of the synchronization reference nodes based on a number of wireless hops of each of the identified synchronization paths and the determined number of timing slots needed to support each of the identified synchronization paths;
wherein at least one of the synchronization reference nodes or at least one intervening non-reference node includes an antenna array that forms a beamforming pattern having multiple beams.

US Pat. No. 11,070,347

RADIO-FREQUENCY FRONT-END ARCHITECTURE FOR CARRIER AGGREGATION OF CELLULAR BANDS

Skyworks Solutions, Inc.,...


1. A carrier aggregation architecture comprising:a duplexer configured to provide duplexing functionality for a first frequency band and a second frequency band with a common antenna; and
a first amplification path associated with the first frequency band and a second amplification path associated with the second frequency band coupled to respective ports of the duplexer, each of the first amplification path and the second amplification path configured to amplify a signal in its respective frequency band, the first amplification path including a first transmit/receive switch configured to provide time-division duplexing functionality for an amplified signal in the first frequency band and a received signal in the first frequency band, the second amplification path including a second transmit/receive switch configured to provide time-division duplexing functionality for an amplified signal in the second frequency band and a received signal in the second frequency band, the first amplification path further configured to amplify a signal in a third frequency band, the first transmit/receive switch configured to route an amplified signal in the third frequency band to a filter.

US Pat. No. 11,070,346

BASE STATION, USER EQUIPMENT AND METHODS THEREIN FOR CONTROL TIMING CONFIGURATION ASSIGNMENT IN A MULTIPLE CELL COMMUNICATIONS NETWORK

Telefonaktiebolaget L M E...


1. A method, in a base station, for configuring control timing to and/or from a user equipment in a multiple cell communications network, wherein each cell of the multiple cell communications network is associated with an uplink-downlink configuration indexed by an uplink-downlink configuration number, the method comprising:determining, for configuring timing of control signaling across a plurality of aggregated cells associated with the user equipment, at least one uplink-downlink configuration number from a plurality of uplink-downlink configuration numbers that index time division duplex (TDD) configurations;wherein each of the plurality of aggregated cells is associated with one of the uplink-downlink configuration numbers that index the TDD configurations;
wherein at least two uplink-downlink configuration numbers of the plurality of aggregated cells are not equal; and
wherein the determining is based on a subframe timing compatibility hierarchy and comprises arranging the subframe timing compatibility hierarchy such that uplink-downlink configurations on a lower level of the hierarchy comprise downlink subframes that are a superset of all downlink subframes from uplink-downlink configurations on a higher level of the hierarchy; and

assigning the at least one uplink-downlink configuration number to the user equipment to establish the control timing, wherein the control timing indicates a downlink configuration.

US Pat. No. 11,070,345

CHANNEL MEASUREMENT FOR UPLINK TRANSMISSION

Huawei Technologies Co., ...


1. A method performed by a base station for measuring a channel state information reference signal (CSI-RS) for non-codebook based uplink (UL) transmission, the method comprising:transmitting information relating to a sounding reference signal (SRS) resource set for the non-codebook based UL transmission, information relating to a CSI-RS resource, and information relating to CSI-RS measurement restriction;
transmitting a CSI-RS over the CSI-RS resource, for measurement of the CSI-RS according to the CSI-RS measurement restriction, the measurement for determining precoding information for the SRS resource set;
receiving the SRS resource set;
measuring the SRS resource set, and determining one or more SRS resources within the SRS resource set to be used for precoding the non-codebook based UL transmission;
transmitting a downlink control information (DCI) that indicates the SRS resources within the SRS resource set to be used for precoding the non-codebook based UL transmission; and
receiving the non-codebook based UL transmission.

US Pat. No. 11,070,344

METHOD AND USER EQUIPMENT FOR RECEIVING DOWNLINK CHANNEL, AND METHOD AND BASE STATION FOR TRANSMITTING DOWNLINK CHANNEL

LG ELECTRONICS INC., Seo...


1. A method for wireless communication, the method comprising:receiving, at a user equipment (UE), a physical downlink control channel (PDCCH) carrying downlink control information (DCI) on a resource block (RB) set configured for PDCCH reception; and
receiving, at the UE, a physical downlink shared channel (PDSCH) according to the DCI,
wherein each RB of the RB set is defined by 12 consecutive subcarriers in a frequency domain,
wherein each resource element group (REG) of multiple REGs is composed of 12 consecutive resource elements (REs) along the frequency domain during one orthogonal frequency division multiplexing (OFDM) symbol, wherein each REG of the multiple REGs equals an RB in the frequency domain,
wherein the PDCCH consists of one or more consecutive control channel elements (CCEs), and
wherein each of the one or more consecutive CCEs consists of the multiple REGs among which N REGs are selected in an ascending order of an OFDM symbol index on an RB within N OFDM symbols used for the PDCCH reception on the RB set and then next N REGs are selected in the ascending order of the OFDM symbol index on a next RB within the N OFDM symbols used for the PDCCH reception on the RB set, where N is a positive integer greater than 1.

US Pat. No. 11,070,343

ELECTRONIC DEVICE AND WIRELESS COMMUNICATION METHOD OF WIRELESS COMMUNICATION SYSTEM

SONY CORPORATION, Tokyo ...


1. An electronic device in a wireless communication system, comprising:one or more processing circuits configured to perform operations of:
adjusting a length of a symbol in a self-contained subframe on a first subcarrier to align, within one transmission time interval (TTI) of a self-contained subframe on a second subcarrier, boundaries of downlink symbols and uplink symbols in the self-contained subframe on the second subcarrier with boundaries of symbols in the self-contained subframe on the first subcarrier; and
causing a first symbol in the self-contained subframe on the first subcarrier after adjustment to have a greater length as compared with unadjusted symbols in the self-contained subframe on the first subcarrier after adjustment.

US Pat. No. 11,070,342

TERMINAL APPARATUS AND METHOD FOR TRANSMITTING A RESPONSE SIGNAL AT A TERMINAL

Optis Wireless Technology...


1. An apparatus, comprising:a decoder to decode a downlink control channel transmitted on one or more control channel element(s) (CCE(s)) in a search space including a plurality of CCEs, the downlink control channel being comprised of a plurality of CCEs starting with a CCE with a first CCE number;
processing circuitry to determine an uplink channel resource index associated with the number of the first CCE used for transmission of the downlink control channel based on the one or more CCEs, the uplink channel resource index having an association with a first uplink channel transmission spreading sequence and a second different uplink channel transmission spreading sequence; and
a transmitter to transmit a signal on an uplink channel using the first and second uplink channel transmission spreading sequences.

US Pat. No. 11,070,341

ROBUST DATA TRANSMISSION METHOD IN INTERNET OF THINGS

SHENZHEN POLYTECHNIC, Sh...


1. A robust data transmission method in Internet of Things, comprising:(1) sending, by a base station, allocation information of a first time-frequency resource set and a description of a first transmission mode to a first terminal; wherein the description of the first transmission mode comprises a position of a first demodulation reference signal, a modulation and coding mode of a first data packet or the number of transmission layers of the first data packet, or a combination thereof;
(2) allocating, by the base station, a second time-frequency resource set to a second terminal, wherein there is an overlapping resource set between the second time-frequency resource set and the first time-frequency resource set; resources included in the first time-frequency resource set in frequency domain are a subset of resources included in the second time-frequency resource set in the frequency domain; and the first time-frequency resource set comprises the overlapping resource set and a non-empty third time-frequency resource set;
(3) determining, by the base station, a second transmission mode of the first data packet according to a continuity in time of resources in the third time-frequency resource set, and sending, by a base station, the first data packet to the first terminal according to the first transmission mode and/or the second transmission mode; wherein a description of the second transmission mode comprises a position of a second demodulation reference signal, a modulation and coding mode of the first data packet in different time domain symbols, a multiple-input and multiple-output transmission mode of the first data packet in the different time domain symbols, a division method of the first data packet, a transmission power of the first data packet in the different time domain symbols or a determination whether a fourth time-frequency resource set is provided for transmitting the first data packet, or a combination thereof;
(4) sending, by a base station, a description of the overlapping resource set to the first terminal;
(5) confirming, by the first terminal, the second transmission mode of the first data packet according to the description of the overlapping resource set, and receiving, by the first terminal, the first data packet according to the first transmission mode and/or the second transmission mode; and
(6) if the first terminal fails to receive the description of the overlapping resource set and fails to receive the first data packet in the first time-frequency resource set, merging, by the first terminal, information received in the first time-frequency resource set with information received in the fourth time-frequency resource set to obtain the first data packet.

US Pat. No. 11,070,340

RESOURCE SHARING AMONG DIFFERENT OFDM NUMEROLOGIES

Panasonic Intellectual Pr...


1. A transmission device, comprising:circuitry which, in operation, maps data or a reference signal onto resources of a communication system, the resources including subcarriers of a first numerology and a second numerology, wherein the first numerology and the second numerology differ at least by subcarrier spacing and the subcarriers of the first and the second numerologies are frequency-multiplexed on a subcarrier basis; and
a transmitter which, in operation, transmits the mapped data or reference signal,
wherein:the circuitry, in operation, assigns no transmit power to at least one subcarrier located between a subcarrier of the first numerology and a subcarrier of the second numerology,
the subcarriers of the first numerology are orthogonal to each other;
the subcarriers of the second numerology include:inter-numerology-orthogonal subcarriers, each of which is centrally aligned with a subcarrier of the first numerology, and
non-inter-numerology-orthogonal subcarriers not centrally aligned with any subcarrier of the first numerology and located between two adjacent subcarriers of the first numerology; and

the circuitry, in operation, assigns no transmit power to at least one of the non-inter-numerology-orthogonal subcarriers.


US Pat. No. 11,070,339

SYSTEM AND METHOD OF UE-CENTRIC RADIO ACCESS PROCEDURE

HUAWEI TECHNOLOGIES CO., ...


1. A method comprising:sending, by a network controller, configuration information of a user equipment (UE) centric sequence and a tracking channel resource to a UE that is in an active state, the UE centric sequence being uniquely assigned to the UE, the tracking channel resource being an uplink time-frequency resource assigned to the UE;
transitioning, by the UE, from the active state to a first state, the first state supporting a reduced set of UE functionality compared to the active state; and
tracking, by the network controller, the UE in the first state, by monitoring for a signal including the assigned UE centric sequence on the tracking channel resource.

US Pat. No. 11,070,338

TRANSMISSION OR RECEPTION OF A REFERENCE SIGNAL IN A WIRELESS COMMUNICATION SYSTEM

Telefonaktiebolaget LM Er...


1. A method performed by a wireless device configured for use in a wireless communication system, the method comprising:receiving reference symbols of a reference signal on respective radio resources, including first and second sets of radio resources that differ in at least one radio resource, wherein the first set of radio resources includes a first pair of radio resources that are separated from one another in a radio resource domain by a first separation distance, with no reference symbol of the reference signal on any radio resource between the first pair of radio resources in the radio resource domain, and wherein the second set of radio resources includes a second pair of radio resources that are separated from one another in the radio resource domain by a second separation distance, with no reference symbol of the reference signal on any radio resource between the second pair of radio resources in the radio resource domain, wherein the second separation distance is at least twice as large as the first separation distance, wherein the first set of radio resources is a subset of the second set of radio resources; and
performing frequency estimation in two steps, wherein in a first step, a first frequency is estimated based on reference symbols of the first set of radio resources, and in a second step, a second frequency is estimated based on reference symbols of the second set of radio resources and the first frequency estimate.

US Pat. No. 11,070,337

METHODS AND APPARATUSES FOR REFERENCE SIGNAL CONFIGURATION

NEC CORPORATION, Tokyo (...


1. A method performed by a base station, the method comprising:transmitting, to a terminal device, first resource configuration for transmission of a Channel State Information Reference Signal (CSI-RS) for tracking,wherein the first resource configuration comprises:a parameter trs-Info set as true; and
a first parameter indicating a first offset between a first slot containing a first signal that triggers the transmission of the CSI-RS for tracking and a second slot in which the CSI-RS for tracking is transmitted,

wherein
the first offset is independent from a second offset indicated by a second parameter comprised in a second resource configuration for transmission of a CSI-RS without the parameter trs-Info set as true, and
wherein the second offset is between a third slot containing a second signal that triggers the transmission of the CSI-RS and a fourth slot in which the CSI-RS is transmitted; and

transmitting the CSI-RS for tracking, to the terminal device in the second slot.

US Pat. No. 11,070,336

SIGNAL TRANSMITTING METHOD FOR DEVICE-TO-DEVICE (D2D) COMMUNICATION IN WIRELESS COMMUNICATION SYSTEM AND DEVICE THEREFOR

LG Electronics Inc., Seo...


1. A method of transmitting a device-to-device (D2D) data signal by a user equipment (UE) in a wireless communication system, the method comprising:receiving a destination identity (ID) for D2D communication;
transmitting the D2D data signal; and
transmitting a DeModulation Reference Signal (DM-RS) related to the D2D data signal,
wherein a scrambling sequence for the D2D data signal, a value of a cyclic shift of the DM-RS, and a value of an orthogonal cover code (OCC) of the DM-RS are determined based on respective N bits among M bits constituting the destination ID, and
wherein the N bits are less than the M bits.

US Pat. No. 11,070,335

APPARATUS AND METHOD FOR DETERMINING RESOURCES FOR PHASE TRACKING REFERENCE SIGNAL (PT-RS) PILOT SIGNALS USING FREQUENCY DOMAIN PATTERNS

QUALCOMM Incorporated, S...


1. An apparatus for wireless communication, comprising:a transceiver of a user equipment (UE);
an antenna coupled to the transceiver;
a memory; and
at least one processor coupled to the memory and configured to control the transceiver, the at least one processor further configured to:transmit, to a base station, via the transceiver, at least one recommendation for the base station to determine a frequency domain pattern for phase tracking reference signal (PT-RS) pilot signals;
receive, from the base station, via the transceiver, a configuration for the UE to determine the frequency domain pattern for the PT-RS pilot signals; and
determine one or more time-frequency resource locations for the PT-RS pilot signals based on the received configuration for the frequency domain pattern, wherein the received configuration for the frequency domain pattern is either based on the at least one recommendation or not based on the at least one recommendation.


US Pat. No. 11,070,334

USER TERMINAL AND RADIO COMMUNICATION METHOD

NTT DOCOMO, INC., Tokyo ...


1. A terminal comprising:a receiver that receives a downlink control channel, which is transmitted by using a downlink control channel element comprised of a plurality of resource element groups (REGs) and/or one or more REG groups, and a reference signal, which is used to demodulate the downlink control channel; and
a processor that controls receipt of the downlink control channel in a certain field,
wherein an allocation pattern of the reference signal is configured in association with at least one of the REG group, the downlink control channel element and the certain field, and
wherein when the REG group is comprised of a plurality of REGs that neighbor each other in a frequency direction and/or a time direction, reference signals are allocated so as not to neighbor each other in resource elements of the plurality of REGs.

US Pat. No. 11,070,333

METHOD AND APPARATUS FOR SS/PBCH BLOCK FREQUENCY LOCATION INDICATION

Samsung Electronics Co., ...


1. A method of receiving a signal by a terminal in a wireless communication system, the method comprising:receiving, from a base station, a first synchronization signal/physical broadcast channel (SS/PBCH) block;
identifying a frequency position of a second SS/PBCH block associated with a control resource set (CORESET) for system information based on first information included in the first SS/PBCH block and second information included in the first SS/PBCH block, wherein the first SS/PBCH block is not associated with the CORESET;
receiving, from the base station, the system information by monitoring a physical downlink control channel (PDCCH) in the CORESET based on the second SS/PBCH block; and
determining, based on the second information, that there is no SS/PBCH block including an associated CORESET within a global synchronization channel number (GSCN) range, besides the second SS/PBCH block, wherein the first information corresponds to a first value within a second value range,
wherein the first SS/PBCH block is not associated with the CORESET for the system information, wherein the first information corresponds to the second value range.

US Pat. No. 11,070,332

PILOT SIGNALS

Sony Group Corporation, ...


1. A method, comprising:receiving, by a first terminal, on a radio link of a cellular network, at least one uplink pilot signal transmitted by at least one second terminal;
transmitting by the first terminal, on the radio link and to an access node of the cellular network, an uplink report message indicative of at least one property of the received at least one uplink pilot signal; and
based on the at least one property of the received at least one uplink pilot signal, establishing a sidelink channel between the first terminal and a given one of the at least one second terminal.

US Pat. No. 11,070,331

COMMUNICATION DEVICE FOR LTE COMMUNICATION WITHIN UNUSED GSM CHANNELS

SONY CORPORATION, Tokyo ...


1. A network element of a wireless telecommunications system for communicating data to and from a communications device, the network element comprising:a receiver configured to receive signals representing uplink data from the communications device via a wireless access interface having a logical baseband structure;
a transmitter configured to transmit signals representing downlink data to the communications device via the wireless access interface, the logical baseband frame structure being formed from one or more minimum frequency units and one or more time units to form communications resources for allocation by the network element to the communications device; and
a controller configured to control the transmitter d the receiver to transmit and to receive signals representing the data to and from the communications device using the wireless access interface,
wherein the controller is configured in combination with the transmitter and the receive tocombine unoccupied frequency resources within a host frequency band in time and/or frequency to form communications resources corresponding one or more of the minimum frequency units providing the logical baseband frame structure, the host frequency band being configured for use in a radio access technology that is different from a radio access technology of the wireless telecommunications system, and
transmit or toll receive the signals representing the data to or from the communications device using the communications resources provided by the one or more minimum frequency units formed within the host frequency band,

wherein at least some of the frequency resource units which are unoccupied within the host frequency band non-contiguous in frequency, and
wherein the frequency resource units which are unoccupied within the host frequency band are combined either for a single time unit or entirely sequentially for a plurality of successive time units to form the communications resources corresponding to the minimum frequency units.

US Pat. No. 11,070,330

MULTIPLE USER (MU) SHORT FEEDBACK RESPONSE IN WIRELESS COMMUNICATIONS

Avago Technologies Intern...


1. A wireless communication device comprising:a communication interface; and
processing circuitry that is coupled to the communication interface, wherein at least one of the communication interface or the processing circuitry configured to:support first communications with another wireless communication device to determine an agreed-upon orthogonal frequency division multiple access (OFDMA) resource unit (RU) of a plurality of OFDMA RUs and a plurality of agreed-upon OFDMA sub-carriers within the OFDMA RU to be used by the another wireless communication device to provide one or more predetermined responses to the wireless communication device in accordance with second communications, wherein the plurality of agreed-upon OFDMA sub-carriers within the OFDMA RU for the wireless communication device and the another wireless communication device are grouped in adjacent groups, and wherein the plurality of agreed-upon OFDMA sub-carriers within the OFDMA RU includes a first sub-carrier set and a second sub-carrier set; and
in accordance with the second communications, transmit a question to the another wireless communication device and process the plurality of agreed-upon OFDMA sub-carriers within the OFDMA RU to determine whether first energy within the first sub-carrier set indicates a first predetermined response of the one or more predetermined responses to the question being received from the another wireless communication device, and whether second energy within the second sub-carrier set indicates a second predetermined response of the one or more predetermined responses to the question being received from the another wireless communication device,

wherein:the OFDMA RU of the plurality of OFDMA RUs is based on a 20 MHz communication channel;
the plurality of agreed-upon OFDMA sub-carriers within the OFDMA RU is based on the 20 MHz communication channel;
the first sub-carrier set includes a first set of 6 OFDMA sub-carriers and the first sub-carrier set includes a second set of 6 OFDMA sub-carriers;
the first energy within the first set of 6 OFDMA sub-carriers being greater than the second energy within the second set of 6 OFDMA sub-carriers based on a scaling factor corresponding to the first predetermined response of the one or more predetermined responses to the question being received from the another wireless communication device; and
the second energy within the second set of 6 OFDMA sub-carriers being greater than the first energy within the first set of 6 OFDMA sub-carriers based on the scaling factor corresponding to the second predetermined response of the one or more predetermined responses to the question being received from the another wireless communication device.


US Pat. No. 11,070,329

MULTIPLE ACCESS USING ORTHOGONAL TIME FREQUENCY SPACE MODULATION

Cohere Technologies, Inc....


1. A method of transmitting over a digital communications channel, the method implemented at a transmitter-side, comprising:allocating, to a first signal for a first user equipment a first group of transmission resources from a delay-Doppler plane, which is represented by a first and a second orthogonal axes corresponding to a first transmission dimension and a second transmission dimension, respectively, for transmission;
allocating, to a second signal for a second user equipment, a second group of transmission resources from the delay-Doppler plane for transmission;
transforming, using a first two-dimensional transform, a multiplexing of the first signal having the first group of transmission resources and the second signal having the second group of transmission resources from the delay-Doppler plane to a corresponding transformed signal in a time-frequency plane represented by a third and a fourth orthogonal axes corresponding to a third transmission dimension and a fourth transmission dimension, respectively;
converting the transformed signal to a formatted signal according to a transmission format of the digital communications channel; and
transmitting the formatted signal over the digital communications channel,
wherein transmission resources used by the first signal and the second signal are non-overlapping in the delay-Doppler plane.

US Pat. No. 11,070,328

BANDWIDTH PARTS OPERATION IN MULTIPLE ACTIVE BANDWIDTH PARTS

Ofinno, LLC, Reston, VA ...


1. A method comprising:receiving, by a wireless device, one or more configuration parameters for uplink bandwidth parts (BWPs) of a cell;
transmitting a first preamble, for a random-access procedure, via a first uplink BWP of the uplink BWPs;
receiving a random-access response comprising a backoff indicator;
starting a backoff window associated with the backoff indicator;
selecting, for transmission of a second preamble and during the backoff window, a second uplink BWP of the uplink BWPs that is different from the first uplink BWP; and
transmitting, via the second uplink BWP and based on the selecting, the second preamble for the random-access procedure.

US Pat. No. 11,070,327

METHOD AND APPARATUS FOR RE-TRANSMITTING MMT PACKET AND METHOD AND APPARATUS FOR REQUESTING MMT PACKET RE-TRANSMISSION

Electronics and Telecommu...


1. A processing method of an MPEG media transport (MMT) packet transmission apparatus for re-transmitting a lost packet, the processing method comprising:transmitting an automatic repeat request (ARQ) configuration (AC) message to an MMT packet receiving apparatus, wherein the AC message comprises a delay_constrained_ARQ_flag to indicate whether the MMT packet transmission apparatus supports a delay-constrained ARQ function, the MMT packet being related with an asset; and
in response to the delay_constrained_ARQ_flag indicating that the MMT packet transmission apparatus supports a delay-constrained ARQ function
receiving an ARQ feedback (AF) message from the MMT packet receiving apparatus to request re-transmission of the lost packet, wherein the AF message comprises timing information, and
determining whether to transmit the lost packet requested to be re-transmitted using the received timing information,
wherein the ARQ feedback message includes a packet identifier that is assigned to each asset for distinguishing packets of different assets from each other.

US Pat. No. 11,070,326

METHODS AND APPARATUSES FOR CONTROLLING TIMING OF FEEDBACK TRANSMISSIONS

TELEFONAKTIEBOLAGET LM ER...


1. A method performed by a communication device, the method comprising:transmitting, in a slot, a feedback timing indicator (FTI) and data for another communication device, wherein a format of the data is related to the FTI, and wherein the FTI indicates that retransmission feedback for the data is requested within the same slot; and
receiving, in the same slot, the retransmission feedback from the other communication device.

US Pat. No. 11,070,325

APPARATUS AND METHOD FOR DISCONTINUOUS DATA RECEPTION IN WIRELESS COMMUNICATION SYSTEM

Samsung Electronics Co., ...


1. A method performed by a user equipment in a wireless communication system, the method comprising:receiving, from a base station, configuration information associated with a discontinuous reception operation;
identifying a specific time point based on the configuration information, the specific time point being associated with reception of downlink control information;
monitoring, on one cell, a physical downlink control channel (PDCCH) associated with reception of the downlink control information for a first time interval identified based on the specific time point; and
monitoring, on a plurality of cells, a plurality of PDCCHs for a second time interval based on an on-duration timer associated with the discontinuous reception operation, in case that multiple carriers are aggregated.

US Pat. No. 11,070,324

METHODS AND DEVICES FOR RECEIPT STATUS REPORTING

TELEFONAKTIEBOLAGET LM ER...


1. A method of receipt status reporting in a communication device, the method comprisingconfiguring the communication device for periodic receipt status reporting by associating a first status report type with a value of a first reporting periodicity parameter and associating a second status report type with a value of second reporting periodicity parameter, the first status report type being different from the second status report type and the first reporting periodicity parameter being different from the second reporting periodicity parameter;
periodically sending receipt status reports of the first type according to the associated value of the first reporting periodicity parameter; and
periodically sending receipt status reports of the second type according to the associated value of the second reporting periodicity parameter.

US Pat. No. 11,070,323

HYBRID AUTOMATIC REPEAT REQUEST (HARQ) IN LISTEN BEFORE TALK SYSTEMS

Cable Television Laborato...


1. A method operable with a Long Term Evolution (LTE) communications operating in a radio frequency (RF) band comprising a conflicting wireless technology, the method comprising:processing a transport block of data from a user equipment (UE) at an eNodeB, the transport block comprising a cyclic redundancy check (CRC) and an error correction code (ECC);
determining a checksum of the transport block based on the CRC at the eNodeB;
failing the checksum;
transmitting, from the eNodeB to the UE, a non-acknowledgement (NACK) of the transport block based on the failed checksum, wherein the NACK is transmitted before the eNodeB attempts to correct errors on the transport block using the ECC;
in response to the UE receiving the NACK, increasing a contention window at the UE; and
re-transmitting the transport block from the UE to the eNodeB.

US Pat. No. 11,070,322

DEVICE AND METHOD TO ALLOW CROSS-TRANSMISSION TIME INTERVAL (TTI) SWITCHING AND HYBRID AUTOMATIC REPEAT REQUEST (HARQ) OPERATION IN A NEW RADIO NETWORK

Apple Inc., Cupertino, C...


1. A device of a New Radio (NR) User Equipment (UE), the device comprising:a radio frequency circuitry interface (RF circuitry interface); and
processing circuitry coupled to the RF circuitry interface, the processing circuitry configured to:determine a maximum reference number of downlink (DL) hybrid automatic repeat request (HARQ) processes for HARQ retransmissions to a base station, the maximum reference number of DL HARQ processes being based on a duration of a Time Transmission Interval (TTI) Type for transmissions from the base station to the UE, wherein;
the DL HARQ processes are of a number of HARQ processes wherein a soft buffer including a plurality of soft buffer partitions stores a plurality of soft bits for the number of HARQ processes;
the soft buffer partitions include respective shared partitions, each of the shared partitions being shared between paired HARQ process indices including a first HARQ process index corresponding to a first HARQ process of TTI Type 1 and a second HARQ process index corresponding to a second HARQ process of TTI Type 2;
the second HARQ process index includes a set of second HARQ process indices Yi corresponding to respective ones of the second HARQ processes of TTI Type 2, where i is an integer value from 1 to a maximum number of second HARQ process indices in said each of the shared partitions; and
the first HARQ process index of the first HARQ process of TTI Type 1 and the second HARQ process indices of the second HARQ process of TTI Type 2 are based on a maximum number of HARQ processes indices for the first HARQ process of TTI Type 1 MDL_HARQTTI type 1 and a maximum number of HARQ process indices for the second HARQ process of TTI Type 2 MDL_HARQTTI type 1; and

the processing circuitry is further configured to encode the HARQ retransmissions to the base station in a cellular network based on the maximum reference number of DL HARQ processes.

US Pat. No. 11,070,321

ALLOWING PACKET DROPS FOR LOSSLESS PROTOCOLS

Cisco Technology, Inc., ...


1. A method comprising:initiating at a first network element a copy packet queue for packets transmitted by the first network element;
transmitting a packet stream from the first network element to a second network element from a first packet queue
storing a copy of each packet of the transmitted packet stream in the copy packet queue at the first network element;
receiving a drop packet notification at the first network element from the second network element, where the drop packet notification identifies a packet count of a dropped packet;
selecting a packet copy stored in the copy packet queue correlating to the dropped packet based on the packet count of the dropped packet and a packet count of the packet copy;
transmitting a retransmission notification to the second network element, wherein a copy of the retransmission notification is stored in the copy packet queue; and
after the transmission of the retransmission notification, retransmitting the packet stream from the first network element to the second network element using stored packet copies in the copy packet queue, where the retransmitted packet stream begins at the selected packet copy stored in the copy packet queue, and wherein a copy of each retransmitted packet of the retransmitted packet stream is stored in the copy packet queue.

US Pat. No. 11,070,320

RESOURCE ELEMENT (RE) MAPPING IN NEW RADIO (NR)

Apple Inc., Cupertino, C...


1. A baseband circuitry for use in a base station, the baseband circuitry comprising:a processor to:identify a parameter related to a zero power (ZP) resource element (RE) mapping set in a physical resource block (PRB), wherein the ZP RE mapping set relates to resources that are not to be used to transmit a physical channel transmission;
identify an indication of the ZP RE mapping set, wherein the indication indicates two separate bitmaps related to the ZP RE mapping set and the two separate bitmaps include a first bitmap related to a frequency domain and a second bitmap related to a time domain; and
generate a baseband signal related to the indication of the ZP RE mapping set; and
a radio frequency (RF) interface coupled with the processor, the RF interface to facilitate transmission of the indication of the ZP RE mapping set to a user equipment (UE) based on instructions received from the processor.


US Pat. No. 11,070,319

METHOD AND DEVICE FOR TRANSMITTING BUILDING SERVICES DATA

Diehl Metering Systems Gm...


1. A data transmission method, comprising:repeatedly transmitting domestic data in data messages from a transceiver of a data source to a memory via a transmission channel with stochastic interference in at least one of the ISM and/or SRD bands with an instantaneous channel assignment which is not known a priori and which varies;
determining in a comparator a packet error rate for the data messages received over a time period;
wherein a current packet error rate is determined for the current transmission circumstances;
changing a number of repetitions for future transmissions for specifying the packet error rate of the future transmissions so that a current, repeatedly transmitted data message is correctly captured in the memory with a sufficient degree of probability despite interfering influences in the transmission channel;
whereas the interference is caused by superimposition with other signals in the channel; and
whereas a number of repetitions for future transmissions via the transmission channel are calculated as a function of a desired packet error rate, a current packet error rate, and the number of currently transmitted messages, whereas the number of repetitions are stored in the comparator, and whereas the number of repetitions is transmitted to the transceiver of the data source.

US Pat. No. 11,070,318

FORWARDING DATA AMONGST COOPERATIVE COMPUTING DEVICES OF A MASSIVE DATA INGESTION SYSTEM

PURE STORAGE, INC., Moun...


1. A method for ingesting a large amount of data in a storage network, wherein the method is executed by one or more computing devices of a plurality of computing devices of the storage network, wherein the method comprises:receiving, by a first group of computing devices of the plurality of computing devices, data objects having a first data type identifier of a plurality of data type identifiers, wherein the plurality of data type identifiers correspond to a plurality of data types associated with the data objects;
interpreting, by the first group of computing devices, the data objects having the first data type identifier to sort, based on sorting criteria, the data objects having the first data type identifier into a first processing category and a second processing category;
error encoding, by the first group of computing devices, the data objects in the second processing category based on short term storage error encoding parameters to produce pluralities of sets of encoded data slices; and
sending, by the first group of computing devices, the pluralities of sets of encoded data slices to a set of storage and execution units for storage therein.

US Pat. No. 11,070,317

SUB-BLOCK WISE INTERLEAVING FOR POLAR CODING SYSTEMS, PROCEDURES, AND SIGNALING

IDAC Holdings, Inc., Wil...


1. A wireless transmit/receive unit (WTRU) comprising:a processor configured to:
generate a plurality of polar encoded bits, wherein the plurality of polar encoded bits is generated using a mother code length;
process the plurality of polar encoded bits into sub-blocks of equal size, wherein a size of each sub-block is a ratio of the mother code length and a number of the sub-blocks;
apply a sub-block wise interleaver pattern to the sub-blocks, wherein sub-blocks of a first subset of the sub-blocks change position, and sub-blocks of a second subset of the sub-blocks remain in an unchanged position; and
concatenate bits from each of the first subset of the sub-blocks and the second subset of the sub-blocks, wherein the concatenated bits are sequentially concatenated.

US Pat. No. 11,070,316

INFORMATION PROCESSING METHOD, APPARATUS, COMMUNICATIONS DEVICE, AND COMMUNICATIONS SYSTEM

Huawei Technologies Co., ...


1. A method of rate matching for a low-density parity-check (LDPC) code in a communications system, the method which is applied to a communications apparatus comprising:obtaining a starting position k0 in a circular buffer with a length NCB for determining an output bit sequence,wherein the circular buffer comprises NCB bits of an encoded bit sequence D,
wherein the encoded bit sequence D is obtained by encoding a bit sequence comprising K bits based on a LDPC matrix, the encoded bit sequence D comprises KD bits, NCB?KD and 0?K?KD, and
wherein k0 is any one value in {p0, p1, p2, p3} and is less than NCB, and |p1?p0|, |p2?p1| and |p3?p2| are different; and

outputting the output bit sequence, wherein the output bit sequence comprises E bits starting from the starting position k0 in the circular buffer, and each of the E bits is not a filler bit, wherein E is a length of the output bit sequence.

US Pat. No. 11,070,315

ERROR DETECTION AND CHANNEL CODING OF TRANSPORT BLOCKS

Nokia Technologies Oy, E...


1. A method comprising:generating, by a first apparatus, a transport block and error detection bits for the transport block;
generating, by the first apparatus, a first number of code block groups by using the transport block and the error detection bits, wherein the first number is two or higher and based on a number of code blocks a second apparatus is able to decode in parallel processing;
generating, by the first apparatus, error detection bits for at least one of the code block groups;
generating, by the first apparatus, a plurality of code blocks for each code block group; and
causing transmission of the plurality of code blocks to the second apparatus.

US Pat. No. 11,070,314

USE OF LDPC BASE GRAPHS FOR NR

NOKIA SOLUTIONS AND NETWO...


1. An apparatus, comprising:at least one processor; and
at least one memory including computer program code, the at least one processor, with the at least one memory and the computer program code, being configured to cause the apparatus to at least perform
generating a code block including information bits and parity bits, the parity bits being generated by performing a cyclic redundancy check on the information bits;
determining a number of parity bits used in generating the code block based on the number of the information bits;
selecting an applied linear error correcting code base graph out of a first linear error correcting code base graph and a second linear error correcting code base graph,
wherein the number of parity bits used in generating the code block is smaller for the second linear error correcting code base graph than for the first linear error correcting code base graph; and
encoding the code block by using the applied linear error correcting code base graph.

US Pat. No. 11,070,313

STAIRCASE CODE DECODING METHOD AND STAIRCASE CODE DECODING APPARATUS

ZTE CORPORATION, Shenzhe...


1. A staircase code decoding method, comprising:step 1, obtaining a length L of a sliding window, continuously obtaining, starting from a P-th subcode block, L subcode blocks from received subcode blocks received according to a front-to-back order based on receiving time, and using the continuously obtained L subcode blocks as first to-be-decoded subcode blocks in the sliding window, wherein P is a positive integer greater than or equal to 1, and L is a positive integer;
step 2, dividing the first to-be-decoded subcode blocks into a plurality of first to-be-decoded groups, decoding the plurality of first to-be-decoded groups respectively, and updating the plurality of first to-be-decoded groups according to a decoding result of the plurality of first to-be-decoded groups to obtain first updated subcode blocks;
step 3, sliding the sliding window forwards by a length of N subcode blocks according to the receiving time, and using first updated subcode blocks remaining in the sliding window and N subcode blocks slid into the sliding window as second to-be-decoded subcode blocks, wherein N is less than P;
step 4, dividing the second to-be-decoded subcode blocks into a plurality of second to-be-decoded groups, decoding the plurality of second to-be-decoded groups, updating the plurality of second to-be-decoded groups according to a decoding result of the plurality of second to-be-decoded groups to obtain second updated subcode blocks, and outputting first M subcode blocks in the second updated subcode blocks as a decoding result; and
step 5, sliding the sliding window backwards by a length of S subcode blocks according to the receiving time, using second updated subcode blocks remaining in the sliding window and S subcode blocks slid into the sliding window as the first to-be-decoded subcode blocks, and returning to step 2 to continue executing until decoding results of all the subcode blocks are outputted, wherein S is a sum of M and N, and L is an even number.

US Pat. No. 11,070,312

COMPRESSION FORWARD ERROR CORRECTION CODING USING A TREE STRUCTURE

CIENA CORPORATION, Hanov...


15. A method performed at a transmitter device, the method comprising:generating determiners from data vectors, each data vector representative of payload information, and each determiner representative of parity information dependent on the payload information;
generating a nub vector by encoding the determiners, wherein the nub vector is representative of compressed parity information dependent on the parity information, wherein the encoding is mathematically equivalent to (i) calculating three or more forward error correction (FEC) codewords from the determiners and (ii) calculating the nub vector from the codewords, at least one of the codewords being calculated from at least one recursion of a mathematical operation, and at least one of the codewords comprising more than 6 terms; and
transmitting signals representative of the plurality of data vectors and the nub vector over one or more communication channels.

US Pat. No. 11,070,311

SYSTEM AND METHOD TO MEASURE AND SCORE APPLICATION HEALTH VIA CORRECTABLE ERRORS

CISCO TECHNOLOGY, INC., ...


1. A method comprising:determining a score based at least in part on a counter and a timestamp associated with the score;
telemetering the score and the timestamp to a controller; and
generating a graphical interface configured to depict a network-wide trend in correctable errors experienced by an application over a network, the graphical interface based at least in part on the score relative to a period of time based on the timestamp and/or a number of errors.

US Pat. No. 11,070,310

RATE-MATCHING ACROSS DOWNLINK TRANSMISSION REPETITIONS IN WIRELESS COMMUNICATIONS

QUALCOMM Incorporated, S...


1. A method for wireless communication at a user equipment (UE), comprising:identifying a first set of control channel resources in a first transmission time interval (TTI) of a plurality of TTIs in which repetitions of a downlink shared channel transmission to the UE are transmitted;
rate-matching each repetition of the downlink shared channel transmission in each of the plurality of TTIs based at least in part on the first set of control channel resources to identify shared channel resources in each of the plurality of TTIs; and
receiving the downlink shared channel transmission via the shared channel resources in each of the plurality of TTIs,

wherein:the first set of control channel resources comprises a subset of a set of resources configurable for control channel transmissions,
the shared channel resources in each of the plurality of TTIs comprise at least a portion of the set of resources configurable for control channel transmissions, and

wherein the rate-matching comprises:determining a rate-matching mode for the first set of control channel resources based at least on a dynamic indication field in first control information;
rate-matching the downlink shared channel transmission of the first TTI based at least in part on the determined rate-matching mode; and
rate-matching each remaining TTI of the plurality of TTIs based at least in part on the rate-matching mode for the first set of control channel resources.

US Pat. No. 11,070,309

BANDWIDTH CODING FOR CHANNEL BONDING ACCESS

INTEL CORPORATION, Santa...


1. An apparatus comprising:memory; and
circuitry coupled with the memory to:encode a first frame, the first frame to comprise a data portion and a control portion, the control portion to comprise an indication of a first bandwidth information, the first bandwidth information to comprise an indication of channels within a wireless spectrum, the control portion comprising a low-density parity-check (LDPC) codeword; and

cause transmission of a second frame during a transmit opportunity (TxOP) established based on the first frame, the TxOP comprising channel bonding based on the first bandwidth information.

US Pat. No. 11,070,308

MITIGATION OF PARTIAL BAND JAMMING FOR SATELLITE COMMUNICATIONS

Hughes Network Systems, L...


1. A transmitter, comprising a first signal processor programmed to:based on input serial data, generate, for each of an integer number of subcarriers mutually orthogonal to each other, a respective first data parallel stream;
modulate a single carrier in a time domain, the single carrier occupying a same bandwidth as the integer number of subcarriers, with a unique word to generate a first signal, wherein the unique word includes a plurality of symbols modulated according to one of BPSK or QPSK modulation;
modulate each of the integer number of subcarriers with the respective first data parallel stream in a frequency domain, while leaving the unique word and one or more pilot symbols in the time domain;
serialize the integer number of data modulated subcarriers to generate a second signal in the time domain;
combine the first signal in the time domain and the second signal including the integer number of subcarriers modulated by data in the frequency domain to generate a third signal;
generate an output signal by applying a transmit filter to the third signal;
generate, prior to modulating the integer number of subcarriers respectively with the respective first parallel data streams, a fourth signal including the input serial data and one or more pilot symbols;
scramble the fourth signal to generate a fifth signal including one or more scrambled pilot symbols and scrambled input serial data;
generate the respective first parallel data streams based on the scrambled input serial data from the fifth signal; and
include in the third signal the one or more scrambled pilot symbols from the fifth signal, whereby the one or more scrambled pilot symbols modulate the single carrier, wherein the first signal processor is further programmed, when generating the third signal, to insert the one or more scrambled pilot symbols periodically within the input serial data, with a period of pilot symbol insertion based on at least one of: (1) an operating level of signal-to-noise ratio, (2) a modulation choice, (3) a spreading factor, (4) a jamming signal bandwidth, and (5) a jamming-to-signal ratio.

US Pat. No. 11,070,307

CIRCULAR PATCH ARRAY FOR ANTI-JAM GPS

BAE Systems Information a...


1. An anti-jamming global positioning system patch antenna array, comprising:a plurality of linearly polarized antenna elements, arranged radially about an axis, wherein each of the plurality of linearly polarized elements are tuned to be resonant in a first dimension at L1 and a second dimension L2, where L1 and L2 are orthogonal;
each of the plurality of linearly polarized elements comprising a single layer and having a single feed; and
a mode former being configured to combine an output from each of the plurality of linearly polarized antenna elements to form a plurality of modes, where the number of modes is equal to the number of linearly polarized antenna elements;
the plurality of linearly polarized antenna elements creating, via the mode former, a right hand circularly polarized (RHCP) reference pattern and additional auxiliary omnidirectional patterns that can be used in null processing;
each auxiliary mode produces a unique rate of phase change with respect to an angle of arrival that is frequency independent.

US Pat. No. 11,070,306

METHOD OF TRANSMITTING DATA AND TRANSMISSION SYSTEM

OSRAM OLED GmbH, Regensb...


1. A method of transmitting optical data comprising:providing a plurality of light sources in a transmission system,
transmitting a data signal with data to be transmitted to the transmission system,
decomposing the data signal in the transmission system into N different sub-signals, wherein N is a natural number with N?2, and
controlling the light sources based on the sub-signals such that each of the light sources emits light according to one of the sub-signals and the light emitted overall by the light sources transmits the data,
wherein all light sources are structurally identical.

US Pat. No. 11,070,305

OPTICAL RELAY, OPTICAL RELAY CONTROL METHOD, AND OPTICAL TRANSMISSION SYSTEM

NEC CORPORATION, Tokyo (...


1. An optical relay that is a C+L-band relay inserted between a first transmission path fiber and a second transmission path fiber, the optical relay comprising:a first optical fiber amplification unit that is inserted in a first line and amplifies either a C-band signal or an L-band signal;
a second optical fiber amplification unit that is inserted in a second line and amplifies either a C-band signal or an L-band signal; and
an inserting unit that inserts light of some or all wavelengths output from the first optical fiber amplification unit into the second optical fiber amplification unit or inserts light of some or all wavelengths output from the second optical fiber amplification unit into the first optical fiber amplification unit.

US Pat. No. 11,070,304

PHYSICAL HARDWARE CLOCK CHAINING

MELLANOX TECHNOLOGIES, LT...


1. A computer apparatus, comprising:a first network interface controller including:at least one first network interface port configured to transfer data with a first packet-data network (PDN), the first PDN including a master clock configured to provide a clock synchronization signal S1;
a first connector configured to be connected to a connection;

a first physical hardware clock (PHC) configured to maintain a time value T1 responsively to the clock synchronization signal S1; anda first clock controller configured to: generate a clock synchronization signal S2 responsively to the received clock synchronization signal S1, the clock synchronization signal S2 having a frequency, which is set responsively to the received clock synchronization signal S1; and send the clock synchronization signal S2 over the first connector and over the connection to a second network interface controller; and

the second network interface controller including:at least one second network interface port configured to transfer data with a second PDN different from the first PDN;
a second connector configured to be connected to the connection;
a second PHC; and
a second clock controller configured to: receive the clock synchronization signal S2 from the second connector; update the second PHC with a time value T2 responsively to the received clock synchronization signal S2; send another clock synchronization signal to network nodes in the second PDN responsively to the time value T2 such that the second network interface controller is configured to act as a master clock in the second PDN.


US Pat. No. 11,070,303

MANAGEMENT MESSAGE LOOP DETECTION IN PRECISION TIME PROTOCOL

Arista Networks, Inc., S...


1. A method comprising:receiving a message comprising a sender identifier (ID), a starting hop value, and a remaining hop value;
forwarding the received message when the sender ID in the received message and the sender ID in a previously received message identify the same sender and a difference computed from the starting hop value and the remaining hop value in the received message is less than or equal to a difference computed from the starting hop value and the remaining hop value in the previously received message; and
dropping the received message when the sender ID in the received message and the sender ID in the previously received message identify the same sender and the difference between the starting hop value and the remaining hop value in the received message is greater than the difference between the starting hop value and the remaining hop value in the previously received message.

US Pat. No. 11,070,302

MEASUREMENT AND REPORT FOR CROSS-LINK INTERFERENCE MANAGEMENT BASED ON SIGNAL STRENGTH

Telefonaktiebolaget LM Er...


1. A method in a user equipment (UE), comprising:obtaining, from a network node, an indication of one or more sets of time and frequency resources to be measured by the UE, wherein:the one or more sets of time and frequency resources comprises time and frequency resources with regular spacings and are time and frequency resources in which one or more different UEs, in one or more cells different from the UE's cell, are configured to transmit a signal;
the indication comprises one or more of a sub-band index and a comb number corresponding to the one or more sets of times and frequency resources; and

performing one or more measurements on each of the one or more sets of time and frequency resources;
reporting, to the network node, a measurement value for each of the one or more sets of time and frequency resources, the measurement value indicative of cross-link interference at the UE due to transmissions by the one or more different UEs; and
receiving scheduling information from the network node, wherein the scheduling information is based upon scheduling the one or more different UEs such that an amount of cross-link interference at the UE is reduced.

US Pat. No. 11,070,301

LEARNING-BASED WIRELESS TRANSMISSION PARAMETER ADAPTATION BASED ON CLIENT ACTIVITY DETECTION

CISCO TECHNOLOGY, INC., ...


1. A method comprising:at an access point configured to transmit packets to a client device over a communication channel used by the client device:
determining a motion indictor indicative of motion of the client device based on a sequence of channel state information measurements;
measuring a signal-to-noise ratio (SNR) of the communication channel;
selecting a transmission parameter among candidate transmission parameters to maximize a performance function of a learning-based algorithm that generates expected values of transmission performance based on observation parameters including the motion indicator, the SNR, and a device identifier for the client device;
employing the transmission parameter to transmit packets to the client device;
measuring a transmission performance associated with the transmission parameter based on the transmit packets; and
updating the performance function by:generating a training error based on an expected value of the performance function and the transmission performance; and
updating the performance function based on the training error and the observation parameters.


US Pat. No. 11,070,300

TEST PROBES FOR PHASED ANTENNA ARRAYS

Apple Inc., Cupertino, C...


1. Apparatus comprising:a dielectric substrate;
contact pads on the dielectric substrate;
a transmission line on the dielectric substrate and coupled to the contact pads;
a dipole element on the dielectric substrate and having first and second arms and coupled to the transmission line;
a diode coupled between the first and second arms of the dipole element, wherein the diode is configured to generate a rectified voltage based on a current on the dipole element, the current having a frequency greater than 10 GHz, and the transmission line is configured to filter the rectified voltage to produce a direct current (DC) voltage; and
circuitry coupled to the contact pads, and configured to compute a first electric field magnitude value based on the rectified voltage and to interpolate a second electric field magnitude value based on an additional rectified voltage gathered by the circuitry, the first electric field magnitude value being associated with a first component of an electric field that produced the current, and the second electric field magnitude value being associated with a second component of the electric field that is orthogonal to the first component.

US Pat. No. 11,070,299

OPTICAL LINK MANAGEMENT

MAGSEIS FF LLC, Houston,...


1. A system to manage an optical link in free-space to communicate data via an aqueous medium, comprising:a first link manager agent of an underwater vehicle;
a seismic data acquisition unit positioned on a seabed in the aqueous medium, the seismic data acquisition unit comprising:one or more sensors to detect acoustic waves;
a seismic data recorder; and
a first link manager agent of the seismic data acquisition unit to:determine, based on receipt by the underwater vehicle of one or more optical transmissions from the seismic data acquisition unit at a predetermined time interval, that the first link manager agent of the underwater vehicle failed to receive a first data packet via a first optical transmission, wherein the first link manager agent of the seismic data acquisition unit fails to receive one or more data packets of the one or more optical transmissions;
determine a distance between the seismic data acquisition unit and the underwater vehicle based on a phase error in one or more optical signals encoded with a repetitive signal; and
transmit a second optical transmission at a second output level different than a first output level over the distance between the seismic data acquisition unit and the underwater vehicle;


the first link manager agent of the seismic data acquisition unit and the first link manager agent of the underwater vehicle configured to establish an optical link between the seismic data acquisition unit and the underwater vehicle; and
the first link manager agent of the seismic data acquisition unit configured to provide, for inclusion in a third optical transmission, status data comprising packet retries and used to maintain a level of quality of the optical link.

US Pat. No. 11,070,298

FAIL-SAFE OPTICAL WIRELESS POWER SUPPLY

Wi-Charge Ltd., Rehovot ...


1. A wireless power transmission system for transmitting a beam of optical power into a remote space, said system comprising:a transmitter comprising a beam generator unit, a beam deflection unit, and a transmitter control unit, said transmitter having at least one first emission state, and at least one second emission state, each of said at least one second emission state having an emission higher than the highest emissions of any of said at least one first emission states;
a receiver for receiving said optical power and incorporating a power conversion device;
a receiver control unit;
a receiver functionality monitor unit adapted, upon detection of a receiver control unit fault, to preclude said transmitter from switching from at least one first emission state to any of said at least one second emission states;
a transmitter functionality monitor unit adapted, upon detection of a transmitter control unit fault, to preclude said transmitter from switching from at least one first emission state to any of said at least one second emission states; and at least two sensors configured to provide signals to said transmitter control unit, said signals indicative of the level of human-accessible emission emitted from said wireless transmission system,
wherein said transmitter control unit is adapted, should at least one of said two signals indicate a level of human-accessible emission exceeding a predetermined level, to preclude said transmitter from switching from at least one first emission state to any of said at least one second emission state; and
wherein said transmitter control unit is adapted to, should none of said at least two signals indicate a level of human-accessible emission above said predetermined level, and should at least two signals arising from at least two of said sensors provide results differing from each other by more than a predetermined amount, to preclude said transmitter from switching from said at least one first emission state to any of said at least one second emission state; and
wherein said transmitter control unit is further configured to implement at least a first and a second method of precluding said transmitter from switching from at least one first emission state to any of said at least one second emission state, either:
(i) using both said first and second methods essentially at the same time, or
(ii) using said first method, and subsequently using said second method.

US Pat. No. 11,070,297

CONSTELLATION SELECTION THRESHOLD ADAPTATION FOR SLICER

MACOM Technology Solution...


9. A device comprising:a slicer configured to:produce a first output value responsive to an input greater than a threshold, and
produce a second output value responsive to an input smaller than said threshold; and

a threshold adaptation unit coupled to said slicer, the threshold adaptation unit comprising:a comparator configured to compare each of a first plurality of inputs with a first value, wherein said first plurality of inputs are supplied to said slicer; and
a first counter configured to, responsive to comparison decisions output from said comparator, produce a number of first inputs comprised in said first plurality of inputs and each having a value encompassed in a first range, wherein said first range is defined by said first value;
wherein the threshold adaptation unit is configured to:determine a first count ratio of said number of first inputs to a total number of said first plurality of inputs, and
determine an adapted threshold of said slicer based on said first value and said first count ratio.



US Pat. No. 11,070,296

OPTICAL RECEIVER WITH AN OPTICALLY COMPENSATED AMPLIFIER CONTROL LOOP

Juniper Networks, Inc., ...


16. An optical receiver comprising:a photonic integrated circuit comprising an optical amplifier to optically amplify light based on an optical gain of the optical amplifier, the photonic integrated circuit further comprising a photodetector to generate electrical signal from the optically amplified light;
an electronic circuit structure to process the electrical signal generated by the photodetector, the electronic circuit structure comprising a transimpedance amplifier (TIA) that generates amplified electrical signal from the electrical signal generated by the photodetector, the TIA having a gain controller that generates electrical gain values to adjust electrical gain of the TIA based on variations in the amplified electrical signal generated by the TIA, the electrical gain values stored in a memory of the electrical circuit structure; and
a hardware processor to continually adjust the optical gain of the optical amplifier based on the electrical gain of the TIA changing due to the variations in the amplified electrical signal generated by the TIA.

US Pat. No. 11,070,295

PON SYSTEM, OPTICAL NETWORK UNIT, OPTICAL LINE TERMINAL, METHOD OF REGISTERING OPTICAL NETWORK UNIT, AND DATA STRUCTURE

Sumitomo Electric Industr...


1. A PON system comprising:an optical line terminal;
at least one optical network unit; and
an optical fiber that connects the optical line terminal and the optical network unit to each other, wherein
the optical network unit determines a reception level category that categorizes a reception level of an optical signal at the optical network unit, the optical signal being sent from the optical line terminal through the optical fiber, and
the optical line terminal configured to perform discovery processing, the discovery processing including designating the reception level category, searching for an unregistered optical network unit, and registering the unregistered optical network unit corresponding to the reception level category,
the unregistered optical network unit configured to respond to the optical line terminal when the reception level designated by the optical line terminal corresponds to the determined reception level category.

US Pat. No. 11,070,294

OPTICAL TRANSMISSION SYSTEMS, RECEIVERS, AND DEVICES, AND METHODS OF RECEIVING OPTICAL SIGNALS

Bifrost Communications Ap...


1. An optical receiver comprising:at least one local oscillator providing local oscillator light having a local oscillator center frequency;
an optical combiner having a first input, a second input, and at least one output, the optical combiner to combine an optical signal having an optical signal center frequency provided to the first input and the local oscillator light provided to the second input and provide a combined optical signal to the at least one output,
an opto-electrical converter having an input optically connected to the at least one output of the optical combiner, and a radio frequency (“RF”) electrical signal output, the opto-electrical converter converting the combined optical signal to a RF electrical signal at a RF frequency;
an electrical filter having an input electrically connected to receive the RF electrical signal having an output, the electrical filter introducing a group delay variation to the RF electrical signal; and
a rectifier having an input electrically connected to the output of the electrical filter and to rectify the RF electrical signal into a baseband electrical signal carrying the information,wherein the local oscillator light center frequency being controlled relative to the optical signal center frequency to control the frequency of the RF electrical signal, so group delay variation in the RF electrical signal is at least partially offset by the group delay variation introduced by the filter.


US Pat. No. 11,070,293

METHOD AND DEVICE FOR AMPLIFYING UPLINK LIGHT OF PASSIVE OPTICAL NETWORK, AND STORAGE MEDIUM

ZTE CORPORATION, Guangdo...


1. A method for amplifying uplink light of a passive optical network (PON), wherein the PON comprises an optical network unit (ONU), an optical line terminal (OLT), and an optical amplifier (OA), and the method comprises:receiving, by the ONU, a registration signal transmitted from the OLT;
determining, by the ONU, a gain value of the OA, based on the registration signal; and
performing, by the ONU, gain value adjustment on the OA according to the determined gain value, so that registration is completed when an uplink optical signal transmitted to the OLT through the OA reaches preset power.

US Pat. No. 11,070,292

MULTIPLE UPSTREAM SPLIT SUPPORT IN A FIBER-DEEP HFC NETWORK

ARRIS Enterprises LLC, S...


5. A method for delivering Data over Cable Service Internet Specification (DOCSIS) content to a plurality of subscribers each within a common service group, the method comprising the steps of:delivering content to a first one of the plurality of subscribers using a first coaxial length from an Optical Network Unit (ONU) associated with the first subscriber, and over a first temporal interval;
delivering content to a second one of the plurality of subscribers using a second coaxial length from an ONU associated with the second subscriber, and over the first temporal interval; and
delivering Fiber-to-the-Home (FTTH) service to the first one of the plurality of subscribers over a second temporal interval subsequent to the first temporal interval by replacing at least a portion of the first coaxial length with a fiber optic connection; where
during the second temporal interval, the second one of the plurality of subscribers continues to be delivered content over the second coaxial length from the ONU associated with the second subscriber via a coaxial connection, and the fiber optic connection delivers DOC SIS 3.1 content while the coaxial connection delivers DOC SIS 3.0 content.

US Pat. No. 11,070,291

COMMUNICATION TERMINAL BASED ON FREE SPACE OPTICAL COMMUNICATION, COMMUNICATION DEVICE AND COMMUNICATION SYSTEM

HANGZHOU MO-LINK TECHNOLO...


1. A communication terminal based on free space optical communication, comprising a light receiving unit, wherein the light receiving unit is configured to receive an optical signal transmitted by a communication device,wherein the light receiving unit comprises a collimating lens module, an array lens module, a photodiode, an optical fiber and an electric signal amplifier chip disposed on a substrate,
wherein the collimating lens module is configured to receive an optical signal transmitted to a free space by a communication device, and shape the received optical signal and then transmit the received optical signal to the array lens module; the array lens module is configured to make up the received optical signal and then transmit the received optical signal to the photodiode; the photodiode is configured to convert the optical signal into an electric signal and then transmit the electric signal to the electric signal amplifier chip for amplification; and the signal amplified by the electric signal amplifier chip is transmitted to an external circuit, and
wherein the array lens module is connected to the collimating lens module through the optical fiber.

US Pat. No. 11,070,290

SYSTEM AND METHOD FOR USING A SOLAR CELL IN WIRELESS COMMUNICATION

Purdue Research Foundatio...


1. A modulating circuit adapted to modulate between an energy harvesting mode and a wireless transmitter mode, comprising:a solar cell adapted to generate charge from light incident on the solar cell;
an energy-harvesting circuit adapted to convey the charge from the solar cell to an energy reservoir;
a first switch coupling the solar cell to the energy harvesting circuit and controlled by a first control line;
a second switch adapted to provide an adjustable electronic sink to the solar cell and controlled by a second control line;a data communication circuit adapted to encode data to be communicated by the solar cell, the data communication circuit controls the first and the second control lines of the first and second switches to thereby achieve i) the energy harvesting mode, wherein the first control line is activated to thereby close the first switch while deactivating the second control line to deactivate the second switch, and ii) the wireless transmitter mode, wherein the first control line is deactivated to thereby open the first switch while controlling the second control line to activate the second switch;
in the wireless transmitter mode, voltage from the solar cell is provided as a feedback signal and added to the second control line to thereby generate the adjustable electronic sink to the solar cell and which thereby forms a wireless transmitter.


US Pat. No. 11,070,289

METHOD AND SYSTEM FOR LOCATION-BASED TRIGGERING OF REMOTE TESTING

Verizon Patent and Licens...


16. A non-transitory, computer-readable storage medium storing instructions executable by a processor of a device, which when executed cause the device to: receive a request for a remote test, wherein the request includes only location information indicating a location subject to the remote test; correlate, based on inventory information that includes network elements of the network correlated to different locations, the location information with a network element of a network, wherein the network elements include the network element; select, based on the correlation, the network element to be subject to the remote test; and perform the remote test of the network element based on the location information and the network element.

US Pat. No. 11,070,288

OPTICAL TRANSCEIVER LOOPBACK EYE SCANS

Juniper Networks, Inc., ...


1. A method for calibrating an optical transceiver, the method comprising:generating light from one or more lasers of a transmitter optical circuit in the optical transceiver, the optical transceiver further comprising a receiver optical circuit and a reconfigurable loopback path having an inactive mode and an active mode, the reconfigurable loopback path configured to direct light from the transmitter optical circuit to the receiver optical circuit in the active mode and to not direct light from the transmitter optical circuit to the receiver optical circuit in the inactive mode;
generating modulated light using one or more optical modulators in the transmitter optical circuit, the one or more optical modulators generating the modulated light by modulating the light from the one or more lasers;
receiving, by the receiver optical circuit, the modulated light from the reconfigurable loopback path in the active mode;
generating, by an eye scanner in the receiver optical circuit, eye scan data from the modulated light, the modulated light in the eye scan data having an eye pattern shape;
adjusting one or more modulator settings of the one or more optical modulators in the transmitter optical circuit to generate a calibrated eye pattern shape in the eye scan data from the eye scanner in the receiver optical circuit, the one or more modulator settings comprising voltage offsets for different modulation levels in the modulated light that affect the eye pattern shape; and
storing, in memory of the optical transceiver, calibration settings that include an adjusted set of modulator settings that generated the calibrated eye pattern shape.

US Pat. No. 11,070,287

METHOD AND APPARATUS FOR ESTABLISHING TRANSMISSION IMPAIRMENT DECOMPOSITION MODEL FOR RAMAN AMPLIFIED SYSTEM AND SYSTEM

FUJITSU LIMITED, Kawasak...


5. An apparatus for estimating a bit error penalty of a Raman amplified system, the apparatus comprising:a memory that stores a plurality of instructions; and
a processor coupled to the memory and configured to:estimate a bit error penalty introduced into optical signals by total impairments and single impairments in a Raman amplified system, using a complete transmission impairment decomposition model for a Raman amplified system established by using an apparatus for establishing a transmission impairment decomposition model for a Raman amplified system:
determine primary impairments and secondary impairments in the Raman amplified system according to a magnitude of the bit error penalty introduced by the single impairments,

wherein, the apparatus for establishing a transmission impairment decomposition model for a Raman amplified system comprises:
a memory that stores a plurality of instructions; and
a processor coupled to the memory and configured to:convert a Jones vector of a test signal after passing through a Raman amplified system into a Stokes vector;
calculate transmission impairments to which the test signal is subjected by using the Stokes vector according to a pre-established transmission impairment decomposition model; and
substitute values of the transmission impairments into the pre-established transmission impairment decomposition model to obtain a complete transmission impairment decomposition model used for estimating transmission impairments,

wherein, the converting comprises:acquiring the test signal after passing through the Raman amplified system to reconstruct the Jones vector of the test signal as [Ex, Ey]T;
converting the Jones vector [Ex, Ey]T into a corresponding Stokes vector [S1, S2, S3]T;
calculating a mean vector [S1, S2, S3]T of the Stokes vector [S1, S2, S3]T in a Stokes space; and

performing Stokes space rotation, converting S2 and S3 of the mean vector [S1, S2, S3]T into 0 to obtain a new Stokes vector [S?1, S?2, S?3]T, and obtaining an optical intensity S?0?|S?1|2+|S?2|2+|S?3|2 according to the new Stokes vector [S?1, S?2, S?3]T,
wherein, the transmission impairments comprise at least one of the following: a time-varying gain fluctuation, influence of cross polarization modulation on a polarization state of a signal, influence of cross phase modulation on a phase of a signal, and a dual-polarization ASE noise,
wherein, the pre-established transmission impairment decomposition model is as follows:




where, [Ex,in, Ey,in]T is a Jones vector of an optical signal before passing through the Raman amplified system, G is a Raman gain, ? is a time-varying gain fluctuation, 45deg Retarder is influence of cross polarization modulation on a polarization state of a signal in an S3 direction, Rotator is influence of cross polarization modulation on a polarization state of a signal in an S2 direction, Phase noise is influence of cross phase modulation on a phase of a signal, [nx, nx]T is a dual-polarization ASE noise, and [Ex, out Ey,out]T is a Jones vector of the optical signal after passing through the Raman amplified system,
wherein, the calculating comprises:estimating the Raman gain G, power PAsE,BW=2f3dB,Rx and a random sample [n?x, n?y]T of the ASE noise, and variance ?2 and a random sample n?? of the gain fluctuation, according to a spectrum of the optical intensity S?0;
performing FFT transform on S?0 to obtain the spectrum of S?0;
calculating a peak value of zero-frequency parts of the spectrum of S?0, squares low-frequency bulge parts of the spectrum of S?0 and then sums them up, and squares high-frequency flat parts of the spectrum of S?0 and then sums them up;

obtaining the Raman gain G, the variance ?2 of the gain fluctuation and the power PASE,BW=2f 3dB,Rx of the ASE noise according to a result of calculation;
obtaining the random sample n?? of the gain fluctuation according to the variance ?2 of the gain fluctuation; and
obtaining the random sample [n?x, n?y]T of the ASE noise according to the power PASE,BW=2f3dB,Rx of the ASE noise.

US Pat. No. 11,070,286

OPPORTUNISTIC NETWORK DEFRAGMENTATION AND OPTIMIZATION

Ciena Corporation, Hanov...


1. A non-transitory computer-readable storage medium having computer readable code stored thereon for programming a processor to perform steps of:determining a defragmentation plan that changes a configuration of a network to move the network from a current state of operation to a new state of operation, wherein the defragmentation plan includes a sequence of steps between the current state of operation to the new state of operation, each step including a transition cost;
updating any of the defragmentation plan and the new state of operation in response to an occurrence of an opportunity presented during operation of the network; and
implementing one or more steps in the defragmentation plan based on the occurrence of the opportunity, wherein the opportunity is an event associated with the network that does not occur for the defragmentation plan and happens to be something else already planned to occur or something that is unplanned that occurs anyway, thereby causing an overall transition cost to be low or zero due to the opportunity.

US Pat. No. 11,070,285

SYSTEM AND METHOD FOR CONFIGURING A MULTISTAGE INTERCONNECTION NETWORK BASED ON USER TRAFFIC DEMAND

THE BOEING COMPANY, Chic...


19. A system comprising:a transmitter; and
a resource manager configured to:obtain traffic demand data indicating user traffic demand through a communication system including a multistage interconnection network;
generate first path data based on the traffic demand data, the first path data representing a configuration of components of the multistage interconnection network to provide traffic paths through the multistage interconnection network to accommodate the user traffic demand;
selectively generate second path data based on a determination that a potential failure of the multistage interconnection network cannot be isolated, based on the traffic paths, to a single component of the multistage interconnection network, the second path data representing a modified configuration of the components of the multistage interconnection network to provide the traffic paths and test paths through the multistage interconnection network to facilitate identification of the single component without use of test signals; and
send, via the transmitter to a device, configuration data based on the second path data to initiate configuration of the multistage interconnection network.


US Pat. No. 11,070,284

TRANSMITTING STATION, CONTROL CIRCUIT, AND STORAGE MEDIUM

MITSUBISHI ELECTRIC CORPO...


1. A transmitting station, comprising:an encoder to encode a transmitting signal;
a modulator to modulate the transmitting signal;
an amplifier to amplify the transmitting signal;
a transmitting antenna to wirelessly transmit the transmitting signal that has been amplified; and
a controller to regulate a frequency of the transmitting signal, an input power to the amplifier, and at least one of the number of multiple values for modulation of a modulation method to be specified to the modulator and a code rate to be specified to the encoder on the basis of an estimation value of reception quality that is a signal quality when the transmitting signal is received by a receiving station,
wherein: the controller regulates the input power on the basis of the estimation value of the reception quality to regulate the amplifier to have a linear or non-linear amplifying characteristic; and the controller increases one of the number of multiple values for modulation and the code rate when regulating the input power to a value that brings about the linear amplifying characteristic.

US Pat. No. 11,070,283

SYSTEM FOR CALIBRATING FROM THE GROUND A PAYLOAD OF A SATELLITE

THALES, Courbevoie (FR)


1. A system for calibrating a payload of a satellite, the payload (CU) comprising a multichannel receiver comprising one antenna (ANT) per channel, one analogue processing chain (RF1, RF2) per channel and a set of digital integrated circuits (DIC), the system comprising a calibration device (DCAL) implemented in the payload (CU) or in a ground station (ST), the calibration device (DCAL) being configured to:acquire for all the channels of the receiver, a digitized calibration signal,
set a reference channel and, for each of the other channels,determine a relative complex gain between the channel and the reference channel, for a plurality of frequencies of the calibration signal,
compensate the relative complex gain with a relative gain of the antenna (ANT) of the satellite between the channel and the reference channel to obtain a modified complex gain having a modified phase,
estimate, from the modified phase, which phase is evaluated for a set of frequencies, a relative propagation delay of the calibration signal,
estimate, from the modified phase, which phase is evaluated for a set of frequencies, and from the relative delay, a relative phase difference for the set of frequencies,
deliver the modified amplitude of the complex gain, the estimated relative phase difference, and the estimated relative propagation delay of the channel with respect to the reference channel for a set of frequencies, in view of correcting the channels.


US Pat. No. 11,070,282

FLEXIBLE CAPACITY SATELLITE CONSTELLATION

VIASAT, INC., Carlsbad, ...


1. A system for scheduling connectivity switching in a satellite communications system having a multi-satellite constellation that facilitates communications between a plurality of terrestrial terminals comprising a plurality of terrestrial user terminals and a plurality of terrestrial gateway terminals, the system comprising:a data store having stored thereon orbital parameters of a plurality of satellites of the constellation, communications resource demand parameters for the plurality of terrestrial user terminals, and communications resource supply parameters for the plurality of terrestrial gateway terminals, the plurality of satellites being non-geosynchronous satellites;
a pathway scheduling subsystem that is communicatively coupled with the data store and operates to compute a pathway configuration schedule; and
a communications subsystem that operates to communicate the pathway configuration schedule to the plurality of satellites of the constellation over respective satellite communications links;
wherein the pathway scheduling subsystem computes the pathway configuration schedule as a function of the orbital parameters, the communications resource demand parameters, and the communications resource supply parameters, thereby defining a sequential configuration of bent-pipe pathways of the plurality of satellites in each of a plurality of timeframes to form signal paths among the plurality of terrestrial terminals by establishing connectivity among a plurality of terra-link beams provided as fixed spot beams, the sequential configuration accounting for movement of the multi-satellite constellation over time with respect to the plurality of terrestrial terminals, each satellite comprising an antenna system that comprises a respective portion of the plurality of terra-link beams, such that, according to the pathway configuration schedule, at least one pathway in a respective one among the plurality of satellites is configured in one timeframe to establish connectivity between respective pairs of terra-link beams provided by the respective satellite, and in another timeframe to establish connectivity between a respective-a terra-link beam and a cross-link beam provided by the respective satellite.

US Pat. No. 11,070,281

TERMINAL APPARATUS AND COMMUNICATION SCHEME

SUN PATENT TRUST, New Yo...


1. A terminal apparatus comprising:a receiver, which, in operation, receives control information and one or more transmission signals, the control information indicating a transmission scheme among a plurality of transmission schemes; and
circuitry, which, in operation, decodes the one or more transmission signals based on the control information, wherein
in a first scheme of the plurality of transmission schemes, the one or more transmission signals is generated by precoding first modulation signals and second modulation signals with precoding matrixes being changed among each symbol, and
in a second scheme of the plurality of transmission schemes, the one or more transmission signals is generated by precoding the first modulation signal and the second modulation signal with a precoding matrix being the same among each symbol.

US Pat. No. 11,070,280

RELAY DEVICE, RELAY PROGRAM, RELAY METHOD, AND LIVE VIDEO IMAGE DISTRIBUTION SYSTEM

FUJITSU LIMITED, Kawasak...


1. A relay device in a communication system including a terminal device, a video distribution device configured to distribute video data to the terminal device, and the relay device configured to relay video data distributed by the video distribution device, the relay device comprising:a storage configured to receive distributed video data, and store the distributed video data as stored video data;
a communication disabled period predictor configured to predict a communication disabled period in which the terminal device is unable to perform communication, as a switching time for the terminal device to switch base stations with which radio connection is performed, based on information about a position, a moving direction, and a moving speed of the terminal device acquired from the terminal device; and
a transmission controller configured to start transmission of the stored video data to the terminal device after a start delay period elapses from when storing of the disabled video data in the storage starts,
wherein the transmission controller transmits first video data and second video data, both included in the stored video data, to the terminal device in a first communication enabled period,
wherein the first video data is to be played by the terminal device in the first communication enabled period in which the terminal device is predicted to be enabled to perform communication,
wherein the second video data is to be played by the terminal device in a second communication disabled period following the first communication enabled period,
wherein the transmission controller does not transmit third video data, included in the stored video data, to the terminal device in the first communication enabled period, and
wherein the third video data is played by the terminal device in a third period after the second communication disabled period.

US Pat. No. 11,070,279

FLEXIBLE BEAMFORMING TECHNIQUES FOR WIRELESS DEVICES

QUALCOMM Incorporated, S...


1. A method for wireless communications at a user equipment (UE) having one or more foldable units, comprising:identifying foldable state capability information of the UE, the foldable state capability information corresponding to a state of the one or more foldable units;
transmitting an indication of the foldable state capability information to a base station in communications with the UE; and
performing a beamforming communication between the base station and the UE based at least in part on the foldable state capability information.

US Pat. No. 11,070,278

ANTENNA APPARATUS, CONTROL METHOD OF ANTENNA APPARATUS, VEHICLE HAVING THE ANTENNA APPARATUS

Hyundai Motor Company, S...


1. An antenna apparatus comprising:a first antenna configured to receive a first plurality of signals including a signal in one frequency band as a signal in a fundamental frequency band and a signal in another frequency band as a signal in a harmonic frequency band;
a second antenna configured to receive a second plurality of signals including a signal in the other frequency band as a signal in the fundamental frequency band and a signal in the one frequency band as a signal in the harmonic frequency band;
a controller configured to combine a signal from the first plurality of signals in a frequency band that is selected by a user with a signal from the second plurality of signals in the frequency band that is selected by the user;
a first filter configured to extract a signal in the one frequency band from the first plurality of signals received by the first antenna;
a second filter configured to extract a signal in the other frequency band from the second plurality of signals received by the second antenna;
a selector configured to receive a plurality of signals from the first antenna or the second antenna having a frequency band, which is not selected by the user between the one frequency band and the other frequency band, as the fundamental frequency band; and
a third filter configured to extract a signal in the frequency band that is selected by the user among the plurality of signals received by the selector,
wherein the controller is further configured to combine a signal extracted by the first or second filter, with a signal extracted by the third filter.

US Pat. No. 11,070,277

METHODS FOR TRANSMISSION AND RECEPTION OF DOWNLINK CONTROL INFORMATION, RELATING TO A BEAM STATUS REPORT, BETWEEN BASE STATION AND TERMINAL IN WIRELESS COMMUNICATION SYSTEM, AND DEVICES FOR SUPPORTING SAME

LG Electronics Inc., Seo...


1. A method of transmitting downlink control information (DCI) to one or more User Equipment (UEs) by a Base Station (BS) in a wireless communication system, the method comprising:transmitting information related to a first Time Transmission Interval (TTI) including a Beam Sweeping Downlink Control (BW-CCH) region;
transmitting, via the first TTI, the DCI using an analog beam among a plurality of analog beams, wherein the DCI is for requesting a Beam State Information (BSI) report; and
receiving, via a second TTI, the BSI report based on the DCI,
wherein the second TTI is an earliest TTI among TTIs related to the same analog beam of the first TTI, and the TTIs are located after the first TTI.

US Pat. No. 11,070,276

MESSAGE TRANSMISSION BASED ON A DETERMINED BEAM CONFIGURATION

Sony Group Corporation, ...


1. A method, comprising:a first device receiving at least one first message on a wireless link from a second device, wherein the at least one first message comprises information indicative of a spatial propagation characteristic of the at least one first message, and wherein the information is indicative of a propagation direction of the at least one first message, determining a beam configuration of a plurality of antennas of the first device based on the information, and
the first device transmitting a directed, beam-formed second message on the wireless link using the beam configuration, wherein the information comprises an indication of an azimuth angle and an elevation angle of the propagation direction of the at least one first message.

US Pat. No. 11,070,275

SYSTEM AND METHOD FOR MANAGING SIGNAL TRANSMISSION CHARACTERISTICS IN A WIRELESS NETWORK

T-Mobile Innovations LLC,...


1. A method comprising:identifying an undesired signal, the undesired signal originating from a communication device external to a wireless network, the wireless network utilizing an access node deploying a multi-element antenna configured to operate in a Multiple-Input Multiple-Output (MIMO) operating mode, the multi-element antenna comprising a first portion having a first set of elements for communicating on the wireless network using a first communication standard and a second portion having a second set of elements using a second communication standard different from the first communication standard;
determining that a signal parameter value of the undesired signal exceeds a threshold value; and
adjusting an operating parameter of the multi-element antenna for communicating signals in the wireless network when it is determined that the signal parameter value exceeds the threshold value, wherein adjusting the operating parameter of the multi-element antenna comprises reducing a number of elements in the first set of elements that are operating for at least of one of transmitting and receiving signals using the first communication standard, wherein the first communication standard is a fifth generation communication standard, thereby mitigating interference to operation of the communication device external to the wireless network.

US Pat. No. 11,070,274

RECEIVING DEVICE AND TRANSMISSION DEVICE FOR WIRELESS COMMUNICATION

SONY CORPORATION, Tokyo ...


1. A receiving device for use in a wireless OFDM communication system, said receiving device comprising:two or more receive antennas for receiving OFDM signals received over a channel from a transmission device having two or more transmit antennas and applying transmit beamforming, and
circuitry configured to
perform channel estimation to estimate the channel,
generate transmit beamforming information based on the channel estimation, said transmit beamforming information comprising beamforming information per subcarrier or time domain tap,
determine a reduced set of transmit beamforming information from said transmit beamforming information, wherein said reduced set comprises beamforming information for a reduced set of subcarriers in a frequency domain or for a reduced set of taps in a time domain, wherein the subcarriers of said reduced set or the taps of said reduced set are determined based on an error criterion, and
feed back the reduced set of transmit beamforming information to the transmission device.

US Pat. No. 11,070,273

REPORTING VARIATION OF BEAM QUALITY FOR BEAM MANAGEMENT

Qualcomm Incorporated, S...


1. A method of wireless communication, comprising:obtaining a first message from a scheduled entity, the first message indicating at least a fluctuation in a beam strength of at least one transmit beam from a scheduling entity, wherein the fluctuation is indicated as a beam coherence time, and wherein the beam coherence time is an average time over which the at least one beam remains aligned; and
transmitting a second message to the scheduled entity in response to the first message, wherein the second message comprises a change to at least one of a frequency of beam refinement operations with respect to the at least one transmit beam or a frequency of beam quality reports with respect to the at least one transmit beam.

US Pat. No. 11,070,272

MULTI-RESOLUTION CSI FEEDBACK

Telefonaktiebolaget LM Er...


1. A method performed by a radio device for Channel State Information, CSI, feedback in a communication system comprising a Radio Access Network, RAN, node, the method comprising:receiving, from the RAN node, information about a Channel State Information Reference Signal, CSI-RS, resource, a first CSI type and a second CSI type for feedback based on the CSI-RS resource;
receiving, from the RAN node, a CSI feedback request for CSI measurement and feedback of the first CSI type or the second CSI type;
measuring the CSI of the indicated type based on signals received in the CSI-RS resource; and
sending, to the RAN node, a CSI report of the requested CSI type.

US Pat. No. 11,070,271

802.11 NETWORK-BASED CSI OBTAINING METHOD AND APPARATUS

HUAWEI TECHNOLOGIES CO., ...


1. An 802.11 network-based CSI obtaining method, the method comprises:receiving, by a channel state information (CSI) obtaining module through a service request interface, a request message sent by a service request program, wherein the request message comprises at least a channel listening list, a channel listening linger time, and a target access point (AP) device list, the channel listening list records a to-be-listened-on frequency band and a to-be-listened-on channel corresponding to each to-be-listened-on frequency band, and the channel listening linger time is a time for which the CSI obtaining module listens to a physical-layer protocol data unit (PPDU) sent by a target AP device and extracts CSI from the PPDU, on a single channel, wherein the method is applied to a station (STA) device on an 802.11 network, the STA device is provided with the CSI obtaining module and the service request program that runs on the STA device, the service request program and the CSI obtaining module are capable of transmitting data to each other through the service request interface and an asynchronous notification interface;
extracting, by the CSI obtaining module according to the channel listening linger time, on all to-be-listened-on channels recorded in the channel listening list, CSI from PPDUs sent by all target AP devices recorded in the target AP device list;
when a group of CSI is collected, sending, by the CSI obtaining module, the group of CSI to the service request program through the asynchronous notification interface, wherein the group of CSI is used to represent collected CSI that is carried by one PPDU; and
when the channel listening list does not record any content, after receiving, by the CSI obtaining module through the service request interface, the request message sent by the service request program, extracting, by the CSI obtaining module, on a channel on which the STA device currently resides, CSI from PPDUs sent by all target AP devices recorded in the target AP device list.

US Pat. No. 11,070,270

APPARATUS AND METHOD FOR PROVIDING EFFICIENT BEAMFORMING FEEDBACK

Samsung Electronics Co., ...


1. An apparatus for a beamformee, comprising:a first beamforming matrix device configured to generate a first beamforming matrix VWB from a channel H, wherein the first beamforming matrix VWB has dimension NTX×K, where NTX is a number of transmit antennas of the apparatus, and where K is a number;
an equivalent channel device configured to generate an equivalent channel Hk based on the channel H and the first beamforming matrix VWB, where k is a number that indicates a subcarrier index; and
a second beamforming matrix device configured to obtain a second beamforming matrix VSC from the equivalent channel Hk.

US Pat. No. 11,070,269

METHOD AND APPARATUS FOR TRANSMITTING OR RECEIVING SIGNALS IN WIRELESS COMMUNICATION SYSTEM

Samsung Electronics Co., ...


9. An operating method of an electronic device in a wireless communication system, the operating method comprising:generating first beams for a plurality of antennas;
transmitting the first beams to a metasurface module from the plurality of antennas;
generating second beams based on the first beams through the metasurface module; and
transmitting the second beams to another electronic device,
wherein the metasurface module is arranged to receive the first beams generated for the plurality of antennas.

US Pat. No. 11,070,268

WIRELESS COMMUNICATION NODE ADAPTED TO RADIATE ANTENNA BEAMS OF DIFFERENT TYPES

TELEFONAKTIEBOLAGET LM ER...


1. A wireless communication node, the wireless communication node comprising an antenna arrangement, wherein the wireless communication node is configured to:employ the antenna arrangement to radiate at least a first radiation beam of a first type and a second radiation beam of a second type that is different than the first type, wherein said first radiation beam of the first type has a first beamwidth (B1) and said second radiation beam of the second type has a second beamwidth (B2) that is wider than the first beamwidth (B1), where said first radiation beam is arranged for communication with at least a first user equipment (UE),
use the second radiation beam to detect a change in a propagation path for said first UE, and
use a new radiation beam to communicate with the first UE when the change in the propagation path for said first UE has been detected using the second radiation beam.

US Pat. No. 11,070,267

DISCOVERY SIGNAL TRANSMISSION IN CELLULAR SYSTEM

Nokia Solutions and Netwo...


1. A method comprising:scanning at least one radio beam of a cell for a discovery signal with a scanning periodicity proportional to a transmission periodicity of the discovery signal;
detecting a change in the transmission periodicity of the discovery signal in in the at least one radio beam; and
adapting the scanning periodicity according to the change in the transmission periodicity.

US Pat. No. 11,070,266

SYSTEMS AND METHODS OF ADAPTIVE BEAMFORMING FOR MOBILE SATELLITE SYSTEMS BASED ON USER LOCATIONS AND CO-CHANNEL WAVEFORMS

ATC Technologies, LLC, R...


1. A method of beamforming for a satellite system, the method comprising:during startup of the satellite system, sharing a fixed beam among a plurality of user equipment;
generating, with a beamformer, a customized user beam for a user equipment of the plurality of user equipment, the user equipment having a location and transmitting a known pilot signal; and
subsequently transitioning from the fixed beam to the customized user beam.

US Pat. No. 11,070,265

SIGNAL TRANSMISSION METHOD AND DEVICE USING BEAMFORMING IN WIRELESS COMMUNICATION SYSTEM

Samsung Electronics Co., ...


1. A signal transmission method of a base station in a wireless communication system, the method comprising:transmitting a plurality of beam indexes to a plurality of terminals through a plurality of beams rather than through at least one pilot symbol, wherein the each of the plurality of beam indexes corresponds to each of beam direction information respectively;
receiving a plurality of preferred beam indexes determined by each terminal of the plurality of terminals;
based on the received plurality of preferred beam indexes, identifying an analog beamforming matrix retrieved from a mapping table in which each of the plurality of beam indexes corresponds to a different analog beamforming matrix, wherein the analog beamforming matrix is determined according to a channel matrix between the base station and the terminal based on a preferred beam index instead of a measurement of the at least one pilot symbol; and
transmitting a signal to the terminal based on the identified analog beamforming matrix,
wherein the channel matrix is determined based on the beam direction information corresponding to the plurality of the preferred beam indexes and a number of antenna elements among a plurality of antenna elements arranged in the base station.

US Pat. No. 11,070,264

DOWNLINK-BEAM ADJUSTMENT METHOD AND APPARATUS

HUAWEI TECHNOLOGIES CO., ...


1. A beam detection method, comprising:notifying, by a network device, a terminal device of information about a plurality of broadcast beams;
receiving, by the network device, a detection result, reported by the terminal device, of broadcast beam detection performed based on the information about the plurality of broadcast beams, wherein the detection result comprises a first broadcast beam within the plurality of broadcast beams whose signal quality is the highest, and a second broadcast beam within the plurality of broadcast beams whose signal quality is the second highest; and
determining, by the network device, a first downlink beam for data communication with the terminal device based on the detection result, wherein the first downlink beam is located in one of the first and second broadcast beams,
wherein before notifying the terminal device, further comprising:
receiving, by the network device, information indicating a second downlink beam for data communication with the terminal device; and
determining, by the network device based on the information indicating the second downlink beam, a third broadcast beam, wherein the third broadcast beam is located in the plurality of broadcast beams.

US Pat. No. 11,070,263

BEAMFORMING TRAINING METHOD, RECEIVING DEVICE, AND SENDING DEVICE

Huawei Technologies Co., ...


1. A beamforming (BF) training method, comprising:after BF training request information is generated in a BF training establishment phase, performing BF training on at least one channel with a first device based on the BF training request information, wherein the BF training request information comprises antenna configuration information of the BF training and channel configuration information of the at least one channel, wherein the channel configuration information comprises at least one of:
information about a channel bonding manner or a channel aggregation manner used by a BF training sequence; or
number information of a channel for performing the BF training for each antenna;
receiving first feedback information sent by the first device, wherein the first feedback information comprises a measurement result of the BF training, and
a channel number for performing the BF training for a transmit antenna, wherein the measurement result of the BF training comprises a number of an antenna corresponding to the measurement result of the BF training and a beam number of the transmit antenna corresponding to the measurement result of the BF training; and
determining at least one of an optimal antenna configuration or digital domain BF precoding information on the at least one channel based on the first feedback information.

US Pat. No. 11,070,262

RANGE EXTENSION FOR COMMUNICATION SYSTEMS

QUALCOMM Incorporated, S...


1. A method for range extension of highly directional beams from a first node to a second node in a communication system, comprising:determining, by the first node, to transmit a set of repetition versions of an original signal from the first node to the second node by at least one transmit beam of the first node, wherein at least one repetition version of the set of repetition versions includes a symbol pattern that is different from another repetition version, and wherein the symbol pattern is characterized by a location of each symbol carrying a signal for a repetition version relative to another location of another symbol carrying a signal for the same repetition version;
selecting, by the first node, repetition configuration information for the at least one transmit beam used by the first node for transmissions to the second node;
configuring, by the first node, the at least one transmit beam in accordance with the repetition configuration information; and
passing, by the first node, at least a portion of the repetition configuration information to a third node, the portion suitable for conveyance to the second node by the third node.

US Pat. No. 11,070,261

METHOD AND APPARATUS FOR BEAMFORMING IN MOBILE COMMUNICATION SYSTEM

SAMSUNG ELECTRONICS CO., ...


1. A beamforming method by a base station in a mobile communication system, the method comprising:receiving an uplink signal from at least one terminal;
estimating downlink vertical channel information based on the received uplink signal;
transmitting a channel status information reference signal (CSI-RS) to the at least one terminal based on the estimated downlink vertical channel information;
receiving, from the at least one terminal, a channel status information (CSI) report corresponding to a downlink horizontal channel based on the transmitted CSI-RS;
determining downlink horizontal channel information based on the received CSI report corresponding to the downlink horizontal channel; and
performing resource scheduling and beamforming for the at least one terminal based on the estimated downlink vertical channel information and the determined downlink horizontal channel information,
wherein the downlink vertical channel information includes directivity information of a vertical channel of a downlink, determined based on a vertical weight vector obtained using correlation information corresponding to a plurality of uplink vertical channels.

US Pat. No. 11,070,260

WIRELESS COMMUNICATION METHOD AND WIRELESS COMMUNICATION DEVICE

SONY CORPORATION, Tokyo ...


1. A User Equipment (UE) in a communication system, comprising one or more processors configured to:determine downlink receiving weight vector for a plurality of antennas of the UE based on reception of a common sequence from a Base Station (BS) in the communication system, the downlink receiving weight vector being determined in accordance to a criterion of maximizing received signal power or a criterion of maximizing Signal-to-Interference Ratio; and
determine, based on the downlink receiving weight vector, uplink transmitting weight vector for transmitting Sounding Reference Signal (SRS) corresponding to the UE so as to transmit the SRS to the BS,
wherein the plurality of antennas are further configured to receive one or more control instructions from the BS, the one or more control instructions including at least one of the following control parameters: the first period of time of transmitting the common sequence, the number of times for transmitting the common sequence, the second period of time of transmitting the SRS, and the number of times for transmitting the SRS.

US Pat. No. 11,070,259

FREQUENCY / TIME SELECTIVE PRECODING FOR POSITIONING REFERENCE SIGNALS

QUALCOMM Incorporated, S...


1. A transmitter node configured to transmit reference signals for positioning estimation over a multipath multiple-input multiple-output (MIMO) channel, comprising:a memory;
at least one transceiver; and
at least one processor communicatively coupled to the memory and the at least one transceiver, the at least one processor configured to:receive, from a receiver node, a recommendation of a first MIMO precoder to use to encode a first reference signal resource set for transmission of a first set of reference signals, wherein the first reference signal resource set occurs on a first subband of the MIMO channel and/or during a first time interval on the MIMO channel, and wherein each reference signal resource in the first reference signal resource set utilizes at least the first MIMO precoder;
receive, from the receiver node, a recommendation of a second MIMO precoder to use to encode a second reference signal resource set for transmission of a second set of reference signals, wherein the second reference signal resource set occurs on a second subband of the MIMO channel and/or during a second time interval on the MIMO channel, and wherein each reference signal resource in the second reference signal resource set utilizes at least the second MIMO precoder;
cause the at least one transceiver to transmit, to the receiver node over the MIMO channel, the first set of reference signals using the first reference signal resource set on the first subband of the MIMO channel and/or during the first time interval on the MIMO channel; and
cause the at least one transceiver to transmit, to the receiver node over the MIMO channel, the second set of reference signals using the second reference signal resource set on the second subband of the MIMO channel and/or during the second time interval on the MIMO channel,

wherein the transmitter node transmits the first and second sets of reference signals to assist the receiver node to perform a positioning measurement based on processing of the first and second sets of reference signals.

US Pat. No. 11,070,258

SYSTEM AND METHODS FOR PLANNED EVOLUTION AND OBSOLESCENCE OF MULTIUSER SPECTRUM

REARDEN, LLC, Mountain V...


1. A wireless system comprising:a plurality of distributed wireless transceiver nodes (DNs);
a plurality of user equipment devices (UEs) that can tolerate up to a first maximum send/receive latency in establishing and maintaining wireless communications to a DN;
a centralized processor (CP) communicatively coupled to the DNs through a wireline or wireless base station network (BSN);
the BSN having a send/receive latency greater than the first maximum send/receive latency;
the CP communicating baseband waveforms through the BSN to the DNs which modulate the baseband waveforms onto wireless carriers received by the UEs that satisfy the first maximum send/receive latency, and
wherein at least one DN includes local baseband processing capability for Wi-Fi protocols, but utilizes the CP for 3GPP protocol baseband processing capability.

US Pat. No. 11,070,257

NEURON CALCULATOR FOR ARTIFICIAL NEURAL NETWORKS

Micron Technology, Inc., ...


1. A method comprising:receiving a plurality of calibration signals;
generating a second-order set for a plurality of ordered sets based at least in part on multiplying each calibration signal of the plurality with another calibration signal of the plurality of calibration signals;
allocating the second-order set to a second-order neuron of a neuron calculator;
and calculating a plurality of signals at the neuron calculator with the
second-ordered neuron wherein calculating the plurality of signals at the neuron calculator comprises:combining, at at least a portion of a plurality of multiplication/accumulation processing units of the second-ordered neuron, first and second signals of the plurality of signals with the second-order set to generate a plurality of intermediate signals; and
combining, at at least another portion of a plurality of multiplication/accumulation processing units of the second-ordered neuron, the plurality of intermediate signals with the second-order set to generate a plurality of output signals.


US Pat. No. 11,070,256

METHOD OF PROCESSING COMMUNICATION SIGNAL AND COMMUNICATION NODE USING THE SAME

SOLiD, INC., Seongnam-si...


1. A communication node in a distributed antenna system, the communication node comprising:a data appearance frequency monitor configured to receive a communication signal including a sign bit string, a count leading zero bit string, and an additional data bit string, and to monitor data appearance frequency in the count leading zero bit string included in the received communication signal;
a Huffman encoder configured to encode the count leading zero bit string into a corresponding codeword according to a Huffman encoding algorithm based on the data appearance frequency in the count leading zero bit string; and
an additional bit allocator configured to allocate additional bits to the additional data bit string when the number of bits in the count leading zero bit string decreases during the encoding process.

US Pat. No. 11,070,255

WIRELESS COMMUNICATION SYSTEM AND RELATED METHOD FOR PROCESSING UPLINK FRONTHAUL DATA

TEKO TELECOM S.R.L., Cas...


1. A wireless communications system, comprising:a plurality of remote units, wherein each remote unit is configured to convert a respective RF signal into a plurality of time and frequency samples, perform a noise estimation corresponding to the plurality of time and frequency samples, compute a plurality of coefficients corresponding to the plurality of time and frequency samples that have an amplitude greater than at least a predefined threshold value, and multiply each of the plurality of coefficients by its corresponding time and frequency sample of the plurality of time and frequency samples to create a plurality of weighted time and frequency samples;
at least an intelligent switching unit, coupled to the plurality of remote units, wherein the intelligent switching unit is configured to receive the plurality of weighted time and frequency samples from each of the plurality of remote units, temporally align the plurality of weighted time and frequency samples, compute a set of weighted sums of time and frequency samples and transmit the set of weighted sums of time and frequency samples; and
a baseband processing unit coupled to the intelligent switching unit and configured to receive the set of weighted sums of time and frequency samples, and compute a remaining portion of baseband protocol stack processing on the set of weighted sums of time and frequency samples,
wherein, said intelligent switching unit is configured for executing at least the following steps:
receiving a plurality of weighted frequency domain data sets from the plurality of remote units, wherein each of the weighted frequency domain data sets is from a respective remote unit, and wherein each of the weighted frequency domain data sets has a plurality of weighted samples;
temporally aligning each of the weighted frequency domain data sets to generate a plurality of aligned weighted frequency domain data sets;
computing a sum of the plurality of aligned weighted frequency domain data set to generate a plurality of summed weighted frequency domain data sets; and
transmitting the plurality of summed weighted frequency domain data sets, and wherein said baseband processing unit is configured for executing at least the following steps:
receiving a plurality of summed weighted frequency domain data sets;
receiving a remote unit identifier corresponding to a specific remote unit and a user-equipment identifier corresponding to a specific user equipment; and
performing a remaining portion of a baseband processing protocol on the plurality of summed weighted frequency domain data sets.

US Pat. No. 11,070,254

DECODING DATA IN NEW RADIO ULTRA-RELIABLE LOW LATENCY COMMUNICATIONS WITH MULTIPLE TRANSMISSION POINTS


1. A user equipment, comprising:a processor; and
a memory that stores executable instructions that, when executed by the processor, facilitate performance of operations, the operations comprising:receiving, from network equipment via a downlink control channel, control information comprising an explicit indication that the user equipment is to receive a first copy of a packet from a first transmit source and a second copy of the packet from a second transmit source;
receiving the first copy of the packet from the first transmit source;
receiving the second copy of the packet from the second transmit source;
processing the first copy of the packet and the second copy of the packet into combined data, wherein the processing comprises:determining whether to employ soft combining or concatenating to obtain the combined data based on:evaluating a first redundancy version and first hybrid automatic repeat request information associated with the first copy of the packet, and
evaluating a second redundancy version and second hybrid automatic repeat request information associated with the second copy of the packet; and


decoding the combined data.


US Pat. No. 11,070,253

NEAR FIELD COMMUNICATION DEVICE AND OPERATING METHOD OF NEAR FIELD COMMUNICATION DEVICE

SAMSUNG ELECTRONICS CO., ...


1. A near field communication device, comprising:a matching circuit connected to an antenna, and including at least one from among a capacitor and an inductor;
a local oscillator configured to generate a first oscillation signal and a second oscillation signal that is 90 degrees out of phase with the first oscillation signal;
a first mixer configured to receive a signal from the antenna through the matching circuit, to receive the first oscillation signal from the local oscillator, and to generate a first in-phase signal by multiplying the signal with the first oscillation signal;
a second mixer configured to receive the signal from the antenna through the matching circuit, to receive the second oscillation signal from the local oscillator, and to generate a first quadrature-phase signal by multiplying the signal with the second oscillation signal;
a first low-pass filter configured to generate a second in-phase signal by filtering the first in-phase signal;
a second low-pass filter configured to generate a second quadrature-phase signal by filtering the first quadrature-phase signal;
a first analog-to-digital converter configured to generate a third in-phase signal by converting the second in-phase signal;
a second analog-to-digital converter configured to generate a third quadrature-phase signal by converting the second quadrature-phase signal;
a digital signal extractor configured to:receive the third in-phase signal and the third quadrature-phase signal,
generate a first signal based on the third in-phase signal and the third quadrature-phase signal with reference to a first look-up table, and
generate a second signal based on the third in-phase signal and the third quadrature-phase signal with reference to a second look-up table,
select one from among the first signal and the second signal based on a comparison between the first signal and a signal pattern, and a comparison between the second signal and the signal pattern, and
output the selected one from among the first signal and the second signal as an extraction signal; and

a modem configured to receive the extraction signal and to demodulate the extraction signal.

US Pat. No. 11,070,252

CIRCUIT MODULE, BICYCLE ELECTRIC COMPONENT, AND COMMUNICATION SYSTEM

Shimano Inc., Sakai (JP)...


1. A communication system in which power line communication is performed between a plurality of electric components mounted on a bicycle, wherein at least one of the plurality of electric components includes a circuit module configured to be mounted on a bicycle electric component, the circuit module comprising:a first circuit board;
a communication converter mounted on the first circuit board, the communication converter being configured to convert information communicated via one of power line communication and serial communication to information to be communicated via the other of power line communication and serial communication; and
a plurality of first terminals formed on the first circuit board, the plurality of first terminals being connected to a second circuit board included in the bicycle electric component, wherein
the plurality of electric components includes at least two of a power supply, a drive unit that assists in travel of the bicycle, an electric shifting device, an electric suspension, an electric adjustable seatpost, an electric brake, a light, and a display device.

US Pat. No. 11,070,251

USB POWER DELIVERY CABLING FOR POWER FOCUSED APPLICATIONS

SIGNIFY HOLDING B.V., Ei...


1. A connector attachable to a cable for transmission of power and data for use in power focused applications comprising:a contact for power transmission,
a contact for data communication, and
a conversion circuit configured to generate configuration signaling to be transmitted via a single twisted pair of signaling wire together with the power transmission, and the data communication and the connector further comprising a contact for configuration signaling wherein the conversion circuit configured to generate configuration signaling comprises the conversion circuit being configured to decode and convert configuration signaling received via the contact for configuration signaling to be transmitted via the single twisted pair of signaling wire together with the power transmission, and the data communication; and
wherein the conversion circuit comprises a modulator to generate a high frequency signal from the decoded configuration signaling received from the configuration signaling circuitry.

US Pat. No. 11,070,250

METHOD AND APPARATUS FOR CALIBRATING WAVEGUIDE SYSTEMS TO MANAGE PROPAGATION DELAYS OF ELECTROMAGNETIC WAVES


1. A device, comprising:a transmitter;
a processing system including a processor, the processing system coupled to the transmitter; and
a memory that stores executable instructions that, when executed by the processing system, facilitate performance of operations, the operations comprising:
initiating a calibration session with a waveguide system;
detecting from the calibration session a physical perturbation in a transmission medium that facilitates propagation of first electromagnetic waves;
adjusting the transmitter to mitigate dispersion of second electromagnetic waves generated by the transmitter; and
repeating the calibration session until one or more polarized modes of the first electromagnetic waves is parallel with a principal axis of the transmission medium.

US Pat. No. 11,070,249

CONTROLLING COMMUNICATIONS IN RESPECT OF LOCAL AREA NETWORKS

BRITISH TELECOMMUNICATION...


1. A method of controlling communications in respect of a local area network, the local area network having at least one user-device located therein operable to communicate via a local area network gateway device with one or more remote devices in a communications network outside the local area network, communications being carried via one or more local area network links for at least a portion of a path between the at least one user-device and the local area network gateway device, and being carried via a digital subscriber line for at least a portion of a path between the local area network gateway device and the one or more remote devices, the method comprising:monitoring one or more digital subscriber line performance characteristics in respect of data communications on the digital subscriber line whereby to identify changes in said one or more digital subscriber line performance characteristics;
monitoring data flow rate in respect of one or more data flows on one or more local area network links between said at least one user-device and said local area network gateway device whereby to identify changes in said data flow rate; and
adjusting the data flow rate in respect of said one or more data flows on said one or more local area network links in the event that an identified change in said one or more digital subscriber line performance characteristics coincides with an identified change in said data flow rate;
wherein the step of adjusting the data flow rate in respect of said one or more data flows on said one or more local area network links comprises adjusting the data flow rate on one or more local area network links in respect of which an identified change in the data flow rate has been observed to have coincided with an identified change in said one or more digital subscriber line performance characteristics in respect of data communications on the digital subscriber line.

US Pat. No. 11,070,248

SYSTEMS AND METHODS FOR ULTRA WIDEBAND IMPULSE RADIO RECEIVERS

Transfert Plus Societe en...


1. A receiver comprising:a receiver circuit coupled to the antenna for processing received ultra-wideband wireless signals and generating an output electrical signal in dependence upon the received ultra-wideband wireless signals; wherein
the received ultra-wideband wireless signals are coupled from an antenna;
the receiver circuit comprises:a first squaring mixer for converting the ultra-wideband wireless signals to intermediate frequency signals; and
a second squaring mixer for converting the amplified intermediate frequency signals to baseband frequency signals;

the receiver circuit has one of a first configuration, a second configuration, and a third configuration;
in the first configuration:each of the first squaring mixer and second squaring mixer receive a pair of differential signals;
a first differential signal of the pair of differential signals is coupled to a gate of a first transistor and a first transistor within each of a first cross-coupled transistor pair and a second cross-coupled transistor;
a second differential signal of the pair of differential signals is coupled to a gate of a second transistor and a second transistor within each of the first cross-coupled transistor pair and the second cross-coupled transistor;
the sources of the first cross-coupled transistor pair are connected and coupled to the drain of the first transistor;
the sources of the second cross-coupled transistor pair are connected and coupled to the drain of the second transistor;

in the second configuration the second squaring mixer allows the entire down converted pulse energy of each pulse of a plurality of pulses within the received ultra-wideband wireless signals to be coupled to an energy detector; and
in the third configuration:the receiving circuit further comprises a high pass filter coupled to an output of the first squaring mixer;
an input of an AC-coupled variable gain amplifier coupled to an output of the high pass filter; and
an input of the second squaring mixer is coupled to an output of the AC-coupled variable gain amplifier.


US Pat. No. 11,070,247

OPTIMIZED HOPPING PATTERNS FOR DIFFERENT SENSOR NODES AND VARIABLE DATA LENGTHS ON THE BASIS OF THE TELEGRAM SPLITTING TRANSMISSION METHOD

Fraunhofer-Gesellschaft z...


1. Data transmitter configured to send out data using at least two time and frequency hopping patterns, a second pattern of the at least two patterns being a time- and/or frequency-shifted version of a first pattern of the at least two patterns;wherein the data comprises a plurality of data packets, the data transmitter being configured to send out at least two data packets of the plurality of data packets using the first pattern and to send out at least two further data packets of the plurality of data packets using the second pattern;
wherein the data is a telegram, the data transmitter being configured to split up the telegram into the plurality of data packets, each of the plurality of data packets being shorter than the telegram;
the data transmitter being configured to distribute a synchronization sequence for synchronizing the data within one data receiver across the two patterns.

US Pat. No. 11,070,246

DIGITAL RADIO COMMUNICATION

Nordic Semiconductor ASA,...


1. A method of operating a digital radio receiver comprising:receiving a radio signal;
passing said radio signal to a correlator for correlating said radio signal with a predetermined pattern to provide an output signal comprising a plurality of peaks separated in time;
determining an amplitude of a first peak in the plurality of peaks;
calculating a selection threshold based on said first peak amplitude;
determining an amplitude of a second peak in the plurality of peaks;
calculating a time separation between the first peak and the second peak;
determining if the time separation is an expected value or within an expected range;
if the time separation is an expected value or within an expected range, identifying the second peak as a correlation peak;
if the time separation is not an expected value or not within an expected range, comparing said second peak amplitude to the selection threshold based on said first peak amplitude; and
identifying the second peak as a correlation peak if the second peak amplitude is greater than the selection threshold.

US Pat. No. 11,070,245

SYSTEM AND METHOD FOR SINGLE-CARRIER MULTIPLE ACCESS TRANSMISSION

HUAWEI TECHNOLOGIES CO., ...


1. A method comprising:dividing a set of input symbols to be transmitted into L sets of input symbols, where L is an integer ?2;
applying time-domain sparse spreading to each of the L sets of input symbols, by using a respective one of a set of L sparsity patterns to produce a respective sparse spreading block, each sparsity pattern having an equal number of positions to which input symbols are mapped, the set of sparsity patterns being such that only one sparsity pattern maps to each position;
applying non-sparse spreading in a time domain based on the sparse spreading blocks to produce a set of non-sparse spreading blocks; and
transmitting a signal based on the set of non-sparse spreading blocks.

US Pat. No. 11,070,244

INTEGRATED RF FRONT END WITH STACKED TRANSISTOR SWITCH

pSemi Corporation, San D...


1. A module comprising: at least one integrated RF Power Amplifier (PA) circuit;wherein the at least one integrated RF PA circuit further includes:an input node to accept an input signal with respect to a reference voltage, the input node connected to a first gate of a first MOSFET, wherein the first MOSFET is connected to the reference voltage;
one or more MOSFETs, each with a corresponding gate, the ore more MOSFETs being connected in series with the first MOSFET to form a transistor stack, wherein the first MOSFET comprises a bottom transistor of the transistor stack, and the one or more MOSFETs comprise intermediate transistors and/or a top transistor of the transistor stack, wherein the transistor stack is configured to control conduction between the reference voltage and an output drive node, and wherein the output drive node is connected to a drain of the top transistor of the transistor stack; and
one or more predominantly capacitive elements connected directly between the corresponding gate of the one or more MOSFETs and the reference voltage.


US Pat. No. 11,070,243

METHOD AND APPARATUS FOR SWITCHING OF SHUNT AND THROUGH SWITCHES OF A TRANSCEIVER

pSemi Corporation, San D...


1. An input control circuit for a low noise amplifier, including:(a) a through switch configured to receive a radio frequency (RF) signal and selectively settable to pass the received RF signal to a terminal or block the received RF signal from the terminal; and
(b) a shunt switch coupled between the terminal and circuit ground and configured to selectively suppress transient voltages at the terminal after the through switch is set to pass the received RF signal to the terminal.

US Pat. No. 11,070,242

TRANSCEIVER WITH AUXILIARY RECEIVER CALIBRATION APPARATUS AND METHODOLOGY

TEXAS INSTRUMENTS INCORPO...


1. A wireless transceiver, comprising:an input configured to receive a reference clock signal;
a transmit signal path;
a calibration path, comprising a conductor to connect a calibration tone into the transmit signal path, wherein the calibration tone has an odd harmonic at or within a frequency spacing of a channel frequency of the wireless transceiver;
a receive signal path, comprising:circuitry for generating the calibration tone using the reference clock signal;
a first data signal path to process a first data; and
a second data signal path, different than the first data signal path, to process a second data;

a first capacitive coupling to couple a response to the calibration tone from the transmit signal path to the first data signal path; and
a second capacitive coupling to couple a response to the calibration tone from the transmit signal path to the second data signal path.

US Pat. No. 11,070,241

METHOD FOR PERFORMING COMMUNICATION WITH EXTERNAL ELECTRONIC DEVICE USING RESONANT FREQUENCY MODIFIED ACCORDING TO PROXIMITY OF EXTERNAL OBJECT, AND ELECTRONIC DEVICE SUPPORTING SAME

Samsung Electronics Co., ...


1. An electronic device comprising:a radiator;
a communication circuit electrically connected to the radiator, the communication circuit being configured to transmit or receive a signal using the radiator;
a sensor circuit electrically connected to the radiator and configured to measure a capacitance corresponding to an external object adjacent to the radiator;
a frequency adjustment circuit electrically connected to the radiator, the frequency adjustment circuit being configured to be capable of adjusting a resonant frequency of the radiator; and
a processor, wherein the processor is configured to:confirm the capacitance corresponding to the external object using the sensor circuit while communication is being performed with an external device using the communication circuit;
designate the frequency adjustment circuit as a first mode when the capacitance falls within a first designated range, and perform the communication using the communication circuit in a state in which the frequency adjustment circuit is designated as the first mode; and
designate the frequency adjustment circuit as a second mode when the capacitance falls within a second designated range, and perform the communication using the communication circuit in a state in which the frequency adjustment circuit is designated as the second mode,

wherein the first designated range and the second designated range comprise capacitance levels indicating that the external object is adjacent to the radiator of the electronic device.

US Pat. No. 11,070,240

DIGITAL AMPLITUDE CONTROL FOR TRANSMISSION OF RADIO FREQUENCY SIGNALS

BAE Systems Information a...


1. A system for controlling signal amplitude, the system comprising:a power calculation circuit configured to calculate an average power level of a segment of a signal;
a magnitude calculation circuit configured to calculate a maximum magnitude of samples of the segment;
a first scale factor calculation circuit configured to generate a first scale factor based on the average power level;
a second scale factor calculation circuit configured to generate a second scale factor based on the maximum magnitude; and
a scaling circuit configured to select the smaller scale factor of the first or second scale factors, to provide a selected scale factor and scale the samples of the segment based on the selected scale factor.

US Pat. No. 11,070,239

INTERFACE CIRCUIT AND COMMUNICATION APPARATUS

MURATA MANUFACTURING CO.,...


1. A communication apparatus comprising:an interface circuit comprising:a plurality of communication devices;
an analog-to-digital (AD) conversion circuit configured to convert an analog signal to digital data;
a control circuit configured to read and output the digital data in response to read-request signals received from the plurality of communication devices;

a power amplifier circuit configured to amplify a radio frequency signal; and
a sensor configured to detect a temperature of the power amplifier circuit and to output the detected temperature as the analog signal.

US Pat. No. 11,070,238

DECODING DEVICE AND DECODING METHOD

SONY SEMICONDUCTOR SOLUTI...


1. A decoding device, comprising:an equalization unit configured to:perform, on an input signal, partial response equalization that involves convolution of a partial response coefficient of a plurality of partial response coefficients, whereinthe equalization unit is an adaptive equalization unit, and
the partial response equalization is adaptive equalization that causes the partial response coefficient to adaptively follow a characteristic of the input signal; and

obtain an equalized signal based on the partial response equalization of the input signal;

a maximum likelihood decoding unit configured to perform maximum likelihood decoding on the equalized signal, and output a decoded value, whereinthe maximum likelihood decoding unit is an adaptive maximum likelihood decoding unit that causes an identification point of the maximum likelihood decoding to adaptively follow the characteristic of the input signal;

a target waveform generation unit configured to generate, by convolution of the partial response coefficient into the decoded value, an equalization target waveform of the adaptive equalization;
an error signal generation unit configured to generate, as an equalization error signal, an error signal between the equalization target waveform and the equalized signal;
a coefficient updating unit configured to update, through least-square-method computation for minimization of a correlation between the decoded value and the equalization error signal, the partial response coefficient;
a sum-of-coefficients control unit configured to:calculate a sum of the plurality of partial response coefficients which are used to generate the equalization target waveform; and
control an updating operation at the coefficient updating unit such that the calculated sum falls within a fixed range.


US Pat. No. 11,070,237

PARITY BIT CHANNEL ASSIGNMENT FOR POLAR CODING

QUALCOMM INCORPORATED, S...


1. A method for wireless communications, comprising:identifying a set of information bits and a set of parity check bits for encoding using a polar code having a set of polar channels;
assigning the set of information bits to a first subset of the set of polar channels and the set of parity check bits to a second subset of the set of polar channels based at least in part on respective reliability metrics for the set of polar channels, wherein a parity check bit of the set of parity check bits is assigned to a polar channel based at least in part on a channel index of the polar channel; and
encoding the set of information bits and the set of parity check bits based at least in part on the first and second subsets of polar channels of the set of polar channels.

US Pat. No. 11,070,236

PARALLEL BIT INTERLEAVER

PANASONIC CORPORATION, O...


1. A bit interleaving method comprising:receiving a codeword generated according to a repeat-accumulate quasi-cyclic low-density parity check coding scheme, the codeword including N bit groups each consisting of Q bits;
reordering the N bit groups, without reordering the bits within each N bit group;
reordering bits in the codeword after the N bit groups are reordered;
dividing the codeword into constellation words after the bits in the codeword are reordered, each of the constellation words being made up of M bits, wherein
N is not a multiple of M, X is a remainder of N divided by M, and N? is equal to N-X, and
bits of N? bit groups are written into an M by Q matrix row-by-row and the written bits of the N? bit groups are read from the M by Q matrix column-by-column in order to reorder the bits in the codeword.

US Pat. No. 11,070,235

TRANSMISSION METHOD AND RECEPTION DEVICE

SONY CORPORATION, Tokyo ...


1. A transmission method, comprising:in a transmission device that comprises an encoding unit, a group-wise interleaving unit, and a mapping unit:
performing, by the encoding unit, LDPC encoding on a basis of a check matrix of an LDPC code with a code length N of 69120 bits and an encoding rate r of 2/16;
performing, by the group-wise interleaving unit, group-wise interleaving of interleaving the LDPC code in units of bit groups of 360 bits;
mapping, by the mapping unit, the LDPC code in any one of 256 signal points of 2D-non-uniform constellation (NUC) of 256QAM in units of 8 bits,
wherein in the group-wise interleaving, the (i+1)-th bit group from a lead of the LDPC code is set as a bit group i, and an arrangement of bit groups 0 to 191 of the 69120-bit LDPC code is interleaved into an arrangement of a bit group

18, 161, 152, 30, 91, 138, 83, 88, 127, 54, 33, 46, 125, 120, 122, 169, 51, 150, 100, 52, 95, 186, 149, 81, 11, 53, 164, 130, 19, 176, 93, 107, 29, 86, 124, 65, 75, 71, 74, 68, 44, 82, 59, 104, 118, 103, 131, 101, 8, 96, 97, 119, 166, 77, 50, 34, 158, 21, 184, 24, 165, 171, 142, 36, 181, 45, 90, 175, 99, 13, 37, 10, 140, 3, 69, 16, 133, 172, 173, 27, 132, 79, 76, 111, 123, 7, 94, 70, 116, 174, 15, 156, 187, 110, 84, 185, 14, 72, 159, 143, 78, 135, 17, 12, 139, 67, 58, 151, 177, 73, 154, 145, 179, 25, 108, 148, 137, 85, 147, 61, 20, 89, 155, 183, 134, 128, 191, 26, 121, 126, 0, 141, 112, 62, 114, 48, 182, 146, 115, 64, 113, 189, 31, 1, 39, 168, 2, 43, 163, 188, 35, 129, 153, 66, 23, 40, 6, 5, 98, 56, 9, 63, 180, 157, 167, 162, 60, 42, 49, 28, 22, 80, 87, 92, 160, 55, 136, 170, 106, 117, 178, 32, 38, 105, 102, 41, 57, 109, 144, 47, 190, 4,the check matrix includes:
an A matrix of M1 rows and K columns in an upper left of the check matrix, the A matrix being indicated by a predetermined value M1 and an information length K=N×r of the LDPC code;
a B matrix of M1 rows and M1 columns, having a staircase structure adjacent to the right of the A matrix;
a Z matrix of M1 rows and (N?K?M1) columns, which is a zero matrix adjacent to the right of the B matrix;
a C matrix of (N?K?M1) rows and (K+M1) columns adjacent below the A matrix and the B matrix; and
a D matrix of (N?K?M1) rows and (N?K?M1) columns, which is a unit matrix adjacent to the right of the C matrix,
the predetermined value M1 is 1800,
the A matrix and the C matrix are represented by a check matrix initial value table, and
the check matrix initial value table is a table representing positions of elements of 1's of the A matrix and the C matrix every 360 columns, and is

1617 1754 1768 2501 6874 12486 12872 16244 18612 19698 21649 30954 33221 33723 34495 37587 38542 41510 42268 52159 59780 206 610 991 2665 4994 5681 12371 17343 25547 26291 26678 27791 27828 32437 33153 35429 39943 45246 46732 53342 60451 119 682 963 3339 6794 7021 7295 8856 8942 10842 11318 14050 14474 27281 28637 29963 37861 42536 43865 48803 59969 175 201 355 5418 7990 10567 10642 12987 16685 18463 21861 24307 25274 27515 39631 40166 43058 47429 55512 55519 59426 117 839 1043 1960 6896 19146 24022 26586 29342 29906 33129 33647 33883 34113 34550 38720 40247 45651 51156 53053 56614 135 236 257 7505 9412 12642 19752 20201 26010 28967 31146 37156 44685 45667 50066 51283 54365 55475 56501 58763 59121 109 840 1573 5523 19968 23924 24644 27064 29410 31276 31526 32173 38175 43570 43722 46655 46660 48353 54025 57319 59818 522 1236 1573 6563 11625 13846 17570 19547 22579 22584 29338 30497 33124 33152 35407 36364 37726 41426 53800 57130 504 1330 1481 13809 15761 20050 26339 27418 29630 32073 33762 34354 36966 43315 47773 47998 48824 50535 53437 55345 348 1244 1492 9626 9655 15638 22727 22971 28357 28841 31523 37543 41100 42372 48983 50354 51434 54574 55031 58193 742 1223 1459 20477 21731 23163 23587 30829 31144 32186 32235 32593 34130 40829 42217 42294 42753 44058 49940 51993 841 860 1534 5878 7083 7113 9658 10508 12871 12964 14023 21055 22680 23927 32701 35168 40986 42139 50708 55350 657 1018 1690 6454 7645 7698 8657 9615 16462 18030 19850 19857 33265 33552 42208 44424 48965 52762 55439 58299 14 511 1376 2586 6797 9409 9599 10784 13076 18509 27363 27667 30262 34043 37043 38143 40246 53811 58872 59250 315 883 1487 2067 7537 8749 10785 11820 15702 20232 22850 23540 30247 41182 44884 50601 52140 55970 57879 58514 256 1442 1534 2342 9734 10789 15334 15356 20334 20433 22923 23521 29391 30553 35406 35643 35701 37968 39541 58097 260 1238 1557 14167 15271 18046 20588 23444 25820 26660 30619 31625 33258 38554 40401 46471 53589 54904 56455 60016 591 885 1463 3411 14043 17083 17372 23029 23365 24691 25527 26389 28621 29999 40343 40359 40394 45685 46209 54887 1119 1411 1664 7879 17732 27000 28506 32237 32445 34100 34926 36470 42848 43126 44117 48780 49519 49592 51901 56580 147 1333 1560 6045 11526 14867 15647 19496 26626 27600 28044 30446 35920 37523 42907 42974 46452 52480 57061 60152 304 591 680 5557 6948 13550 19689 19697 22417 23237 25813 31836 32736 36321 36493 36671 46756 53311 59230 59248 586 777 1018 2393 2817 4057 8068 10632 12430 13193 16433 17344 24526 24902 27693 39301 39776 42300 45215 52149 684 1425 1732 2436 4279 7375 8493 10023 14908 20703 25656 25757 27251 27316 33211 35741 38872 42908 55079 58753 962 981 1773 2814 3799 6243 8163 12655 21226 31370 32506 35372 36697 47037 49095 55400 57506 58743 59678 60422 6229 6484 8795 8981 13576 28622 35526 36922 37284 42155 43443 44080 44446 46649 50824 52987 59033 2742 5176 10231 10336 16729 17273 18474 25875 28227 34891 39826 42595 48600 52542 53023 53372 57331 3512 4163 4725 8375 8585 19795 22844 28615 28649 29481 41484 41657 53255 54222 54229 57258 57647 3358 5239 9423 10858 15636 17937 20678 22427 31220 37069 38770 42079 47256 52442 55152 56964 59169 2243 10090 12309 15437 19426 23065 24872 36192 36336 36949 41387 49915 50155 54338 54422 56561 57984; andtransmitting the mapped LDPC code to a reception device, wherein the reception device obtains the LDPC code from the mapped LDPC code and decodes the LDPC code.

US Pat. No. 11,070,234

MEMORY SYSTEM WITH HYBRID DECODING SCHEME WITH INFORMATION EXCHANGE AND METHOD OF OPERATING SUCH MEMORY SYSTEM

SK hynix Inc., Gyeonggi-...


1. A memory controller, comprising:a first decoder configured to perform decoding of a codeword when an unsatisfied check (USC) count of the codeword is less than a threshold;
a second decoder configured to perform decoding of a codeword when the USC count of the codeword is greater than or equal to the threshold, the decoding performed by the second decoder to continue until the USC count of the codeword is less than the threshold, indicating that the codeword is within the error correction capability of the first decoder, at which time continued decoding of the codeword is performed by the first decoder until the codeword is successfully decoded or it is determined that decoding with the first decoder is not likely to succeed,
wherein the memory controller is configured to generate first information from an output of the first decoder and send the first information to the second decoder,
wherein the memory controller is configured to generate second information from an output of the second decoder, and
send the second information to the first decoder only when it is determined that the USC count of the codeword is less than the threshold,
wherein the memory controller further comprises a quantizer that generates the second information by quantizing soft information output by a MS decoder to q bits,
wherein the first decoder is a q-bit bit-flipping (q-BF) decoder and the second decoder is a min-sum (MS) decoder, and
wherein the quantizer performs the quantizing to maximize mutual information between the output of the MS decoder and the output of the quantizer.

US Pat. No. 11,070,233

DATA PROCESSING DEVICE AND DATA PROCESSING METHOD

Saturn Licensing LLC, Ne...


1. A receiving device comprising:a receiver configured to receive a digital broadcast signal including a mapped group-wise interleaved low density parity check (LDPC) code word from a transmitting device; and
circuitry configured toprocess the mapped group-wise interleaved LDPC code word to obtain a group-wise interleaved LDPC code word, wherein each unit of 6 bits of the group-wise interleaved LDPC code word is mapped to one of 64 signal points of a modulation scheme,
process the group-wise interleaved LDPC code word in units of bit groups of 360 bits to obtain an LDPC code word of an LDPC code, wherein an (i+1)-th bit group from a head of the LDPC code word of the LDPC code is indicated by a bit group i, the LDPC code word of the LDPC code has a sequence of bit groups 0 to 44, and the group-wise interleaved LDPC code word has a following sequence of bit groups: 17, 11, 14, 7, 31, 10, 2, 26, 0, 32, 29, 22, 33, 12, 20, 28, 27, 39, 37, 15, 4, 5, 8, 13, 38, 18, 23, 34, 24, 6, 1, 9, 16, 44, 21, 3, 36, 30, 40, 35, 43, 42, 25, 19, and 41,
decode the LDPC code word of the LDPC code to obtain a decoded LDPC code word, and
process the decoded LDPC code word for presentation of the digital broadcast signal, wherein
the LDPC code has a code length N of 16200 bits and a coding rate r of 12/15 and is based on a parity check matrix initial value table listed as follows






US Pat. No. 11,070,232

MULTI CHANNEL MEMORY WITH FLEXIBLE CODE-LENGTH ECC

Micron Technology, Inc., ...


1. An apparatus comprising:a first memory cell array configured to provide first read data including a plurality of first data bits and a plurality of second data bits, and further configured to provide a plurality of first check bits corresponding to the plurality of first data bits of the first memory cell array;
a second memory cell array configured to provide second read data including a plurality of third data bits, and further configured to provide a plurality of second check bits corresponding to the plurality of second data bits of the first memory cell array and the plurality of third data bits of the second memory cell array,
wherein the plurality of first data bits, the plurality of second data bits from the first memory cell array and the plurality of third data bits from the second memory cell array are different data bits.

US Pat. No. 11,070,231

REDUCING STORAGE OF BLOCKCHAIN METADATA VIA DICTIONARY-STYLE COMPRESSION

Palo Alto Research Center...


1. A method of reducing the storage requirements of blockchain metadata via dictionary-style compression, the method comprising:receiving a request to add a transaction block to a blockchain;
determining an identifier (ID) of a dictionary block most recently stored on the blockchain;
compressing, by a processing device, one or more transactions of the transaction block based on the dictionary block to generate a compressed transaction block;
adding the ID of the dictionary block to the compressed transaction block;
providing the compressed transaction block, including the ID of the dictionary block, for storage on the blockchain;
wherein the dictionary block comprises a first dictionary corresponding to a first field of data in the transaction block, and wherein the first dictionary comprises a first key-value pair representing compressed metadata and corresponding raw metadata of the first field, respectively, wherein the dictionary block further comprises a second dictionary corresponding to a second field of data in the transaction block, and wherein the second dictionary comprises a second key-value pair representing compressed metadata and corresponding raw metadata of the second field, respectively, wherein the dictionary block further comprises a data schema identifying the first dictionary and corresponding first field of data, and the second dictionary and corresponding second field of data; and
wherein compressing the one or more transactions of the transaction block based on the dictionary block to generate the compressed transaction block comprises:identifying raw metadata in a text field of the transaction block to be compressed; identifying the first dictionary block based on the ID of the dictionary in the transaction block;
determining that the text field of the transaction block is the same as the first field of data of the transaction block;
determining, based on the data schema of the first dictionary block, that the text field of the transaction block corresponds to the first field of data of the first dictionary;
based on the determining, identifying compressed metadata corresponding to the raw metadata in the first dictionary; and
replacing the raw metadata with the corresponding compressed metadata.


US Pat. No. 11,070,230

RUN-LENGTH BASE-DELTA ENCODING FOR HIGH-SPEED COMPRESSION

International Business Ma...


1. A method for high-speed data compression, the method comprising:selecting a header based on an input stream, wherein the header includes a base, a scheme and a delta count, wherein a current value is used as a base;
determining whether there are any remaining values in an uncompressed input stream based on the selected header;
reading a first next value from the input stream;
determining whether the read first next value is representable with a current base scheme by verifying a resulting difference between the current value and the first next value can be represented by a number of bytes specified by the scheme;
calculating the delta count based on determining that the read first next value is representable with the current base scheme; and
writing the calculated delta count to the selected header.

US Pat. No. 11,070,229

CODEWORD GENERATOR

PLIOPS, Ramat Gan (IL)


1. A method for generating codewords, the method comprises:obtaining an input tree, wherein the input tree comprises leaves, a root, and multiple intermediate nodes; wherein each leaf is associated with a unique symbol and a symbols count of the symbol within an information entity; wherein each intermediate node is associated with a unique combination of at least two symbols and an accumulated count of the members of unique combination; wherein the root is associated with an aggregate count of symbols associated with any of the leaves;
converting the input tree to a modified tree in which each symbol score is a power of two, wherein the conversion is responsive to a relationship between the aggregate count of symbols of the input tree and to a certain power to two that is a smallest power of two that exceeds the aggregate count of symbols; and
assigning a codeword to each symbol based at least on the symbol counts associated with the leaves of the modified tree.

US Pat. No. 11,070,228

DATA COMPRESSOR AND DATA COMPRESSION METHOD

SHANGHAI ZHAOXIN SEMICOND...


1. A data compressor, comprising:a hash computing hardware, configured to evaluate a hash value for a current hash key extracted from a source data string, obtain a hash line corresponding to the hash value from a hash table, and perform hash key comparison to find at least one matching hash key that matches the current hash key from hash keys stored in a plurality of entries of the hash line;
a storage device, storing the hash table,
wherein:
the hash line includes a prefix address column that stores a prefix address;
each entry of the hash line is provided to store a hash key and an offset; and
the hash computing hardware evaluates an address of the at least one matching hash key by combining the prefix address and an offset of the at least one matching hash key, and the offset of the at least one matching hash key is obtained from an entry storing the at least one matching hash key.

US Pat. No. 11,070,227

GUARANTEED DATA COMPRESSION

Imagination Technologies ...


1. A method of converting 10-bit pixel data into 8-bit pixel data, comprising:determining whether an MSB of any of red, green or blue channel values is equal to one;
in response to determining that no MSB is equal to one, truncating each of the red, green and blue channel values by removing the MSB and LSB from each value; and
appending a flag value to an alpha channel value.

US Pat. No. 11,070,226

A/D CONVERSION DEVICE

DENSO CORPORATION, Kariy...


1. An A/D conversion device that operates in at least two or more modes, which includes: a ?? mode in which an analog input signal is processed by an A/D conversion process with a ?? method; and a hybrid mode in which the analog input signal is processed by the A/D conversion process with the ?? method and then a residual is processed by the A/D conversion process with a cyclic method, the A/D conversion device comprising:a first block that receives the analog input signal and processes the analog input signal by a first amplifier;
a second block including a second amplifier that receives an output voltage of the first block;
a quantization unit that receives one of outputs of the first block and the second block and quantizes the one of the outputs; and
a control circuit that switches the at least two or more modes and controls a switching of a mode to perform a control corresponding to the mode, wherein:
in the ?? mode, the control circuit uses the first amplifier of the first block and the second amplifier of the second block to quantize the output of the second block by the quantization unit and to process the output by the A/D conversion process with the ?? method; and
in the hybrid mode, the control circuit uses the first amplifier of the first block without using the second amplifier of the second block to quantize the output of the first amplifier of the first block by the quantization unit with the ?? method and to process the output by the A/D conversion process, and then the control circuit uses the first amplifier to process the residual by the A/D conversion process with the cyclic method.

US Pat. No. 11,070,225

SUCCESSIVE APPROXIMATION REGISTER (SAR) ANALOG TO DIGITAL CONVERTER (ADC) WITH OVERLAPPING REFERENCE VOLTAGE RANGES

SHENZHEN GOODIX TECHNOLOG...


1. A successive approximation register (SAR) analog to digital converter (ADC) configured to receive an analog input, the SAR ADC comprising:a comparator, comprising:a first input terminal configured to receive a first signal, and
a second input terminal configured to receive a second signal,

wherein the comparator is configured to generate a comparator output based on the first and second signals, wherein the comparator output has a value corresponding with a sign of a difference between the first and second signals,
wherein, at a first time, the second signal is equal to a reference signal having a first reference value, the first signal is equal to the analog input, and the comparator is configured to generate a first comparator output based on the first and second signals of the first time, and
wherein, at a second time, the second signal is equal to the reference signal having a second reference value, the first signal is equal to the analog input plus a predetermined voltage, and the comparator is configured to generate a second comparator output based on the first and second signals of the second time, and
wherein the SAR ADC is configured to generate a digital output word representing the analog input based on the first and second comparator outputs.

US Pat. No. 11,070,224

METHOD AND APPARATUS FOR IMPLEMENTING MULTIRATE SERDES SYSTEMS

Mellanox Technologies, Lt...


1. A method for providing back-compatibility for rational sampling rate disparities between circuitries, the method comprising:generating, by a symbols generator, a stream of symbols at a symbol rate;
generating, by a digital filter connected with the symbols generator, a stream of digital samples having the symbol rate;
converting, by an interpolation filter coupled with the digital filter, the stream of digital samples from the symbol rate to a sampling rate, wherein the sampling rate is greater than the symbol rate; and
sampling, by

a Digital to Analog Converter (DAC), the stream of digital samples at the sampling rate, wherein a Phase Locked Loop (PLL) coupled with the DAC is configured to cause sampling by the DAC at a fixed frequency as defined by the sampling rate.

US Pat. No. 11,070,223

WIRELESS RECEIVER WITH DECOUPLED ENCODER AND DECODER RATES

HUAWEI TECHNOLOGIES CO., ...


1. A wireless receiver, comprising:a signal encoder configured to encode a plurality of received analog signals into a single encoded analog composite signal, in accordance with an orthogonal coding scheme operating under a first code rate;
an analog-to-digital converter configured to convert the single encoded analog composite signal into a single encoded digital composite signal containing constituent digital signals;
a signal reconstruction module configured to segregate the single encoded digital composite signal into a plurality of individual spectrum signals and reconstruct the plurality of individual spectrum signals into a single re-encoded digital composite signal in accordance with the orthogonal coding scheme operating under a second code rate, wherein the first code rate and the second code rate are different from each other; and
a signal decoder configured to decode the single re-encoded digital composite signal in accordance with the orthogonal coding scheme operating under the second code rate, and to output a plurality of digital signals, in which each digital signal in the plurality of digital signals corresponds to a respective analog signal of the plurality of received analog signals.

US Pat. No. 11,070,222

SUCCESSIVE-APPROXIMATION ANALOG-TO-DIGITAL CONVERTER

Telefonaktiebolaget LM Er...


1. A successive-approximation, SAR, analog-to-digital converter, ADC, comprising:an input for receiving an input voltage;
a comparator;
a SAR state machine connected to an output of the comparator;
a first switch network configured to be controlled by the SAR state machine and connected to the input of the SAR ADC and to reference voltage nodes; and
a first capacitor network, the first capacitor network comprising:a first node connected to an input of the comparator;
a second node;
a bridge capacitor connected between the first node and the second node;
a first set of capacitors having a first and a second terminal, the first terminal of each capacitor in the first set is connected to the first node and the second terminal of each capacitor in the first set is connected to the first switch network; and
a second set of capacitors having a first and a second terminal, the first terminal of each capacitor in the second set is connected to the second node and the second terminal of each capacitor in the first set is connected to the first switch network;
a first test-signal capacitor having a first and a second terminal, wherein the first terminal is connected to the first node of the first capacitor network; and
a second test-signal capacitor having a first and a second terminal, wherein the first terminal is connected to the second node of the first capacitor network;

the SAR state machine is configured to control the first switch network such that:the input voltage is sampled on one or more of the capacitors in the union of the first and the second set during a first phase of a sampling clock period; and
SAR analog-to-digital, A/D, conversion is performed during a subsequent second phase of the sampling clock period;

a second capacitor network connected to the second node of the first capacitor network and configured to control a gain of the SAR ADC;
a test sequence interface configured to provide a binary test sequence during a plurality of consecutive sampling clock periods, each of the plurality of sampling clock periods has an associated sample of the binary test sequence;
for each of the plurality of consecutive sampling clock periods:the second terminal of the first test-signal capacitor is configured to be supplied with a first voltage representing the associated sample of the binary test sequence; and
the second terminal of the second test-signal capacitor is configured to be supplied with a second voltage representing the associated sample of the binary test sequence, such that a contribution of the first voltage at the input of the comparator is counteracted.


US Pat. No. 11,070,221

ANALOG TO DIGITAL CONVERTER DEVICE AND METHOD FOR CALIBRATING CLOCK SKEW

GLOBAL UNICHIP CORPORATIO...


1. An analog to digital converter (ADC) device comprising:a plurality of ADC circuits configured to convert an input signal, according to a plurality of interleaved clock signals, to generate a plurality of first quantized outputs;
a calibration circuit configured to perform at least one calibration computation, according to the plurality of first quantized outputs, to generate a plurality of second quantized outputs; and
a skew adjusting circuit configured to multiply a plurality of even quantized outputs of the plurality of second quantized outputs by a ratio value to generate a plurality of third quantized outputs, and generate a plurality of differential signals according to the plurality of third quantized outputs and a plurality of odd quantized outputs of the plurality of second quantized outputs, and analyze a time difference information of the plurality of interleaved clock signals within a sampling period, according to the plurality of differential signals, to generate a plurality of adjusting signals, wherein the plurality of adjusting signals are configured to reduce a clock skew in the plurality of ADC circuits.

US Pat. No. 11,070,220

CORRECTION DEVICE FOR A/D CONVERTER AND A/D CONVERSION DEVICE

AutoNetworks Technologies...


1. A correction device for an A/D converter that converts an input analog voltage signal to a digital signal and outputs the digital signal, the correction device comprising:a reference voltage generation unit configured to generate a plurality of reference voltage signals indicating a plurality of different analog voltage values;
a signal input unit configured to input, to the A/D converter, a first analog voltage signal indicating a value of an analog voltage applied to a predetermined signal line and a second analog voltage signal, which is the value of the analog voltage applied to the signal line inverted by a predetermined inversion method;
a value range setting unit configured to set a value range on the basis of a conversion result of the plurality of reference voltage signals converted at the A/D converter; and
a correction unit configured to,
in a case in which a value indicated by a first digital signal obtained by the A/D converter converting the first analog voltage signal is within the value range, A/D convert the first analog voltage signal and to generate corrected digital information on the basis of the first digital signal and the conversion result of the plurality of reference voltage signals converted at the A/D converter, and
in a case in which the value indicated by the first digital signal is not within the value range, A/D convert the first analog voltage signal and to generate corrected digital information on the basis of a second digital signal obtained by the A/D converter converting the second analog voltage signal and the conversion result of the plurality of reference voltage signals converted at the A/D converter.

US Pat. No. 11,070,219

DIGITAL/ANALOG CONVERTER

Nippon Telegraph and Tele...


1. A digital-to-analog converter comprising:a core circuit comprising:a plurality of input terminals for receiving multi-bit digital signals;
an output terminal for transmitting an analog signal;
a plurality of constant current sources;
a plurality of switch circuits, each of the plurality of switch circuits being connected in series to a respective constant current source of the plurality of constant current sources; and
a load resistor connected to the output terminal, the core circuit being configured to:select whether or not to allow a current to flow through each of the plurality of switch circuits based on the multi-bit digital signals; and
output a voltage generated by allowing the current flowing through the plurality of switch circuits through the load resistor from the output terminal as the analog signal;


a plurality of timing adjustment circuits, each of the plurality of timing adjustment circuits being disposed between a respective input terminal of the plurality of input terminals and a respective switch circuit of the plurality of switch circuits, each of the plurality of timing adjustment circuits being configured to adjust a respective timing of inputting the multi-bit digital signals to each of the plurality of switch circuits; and
an adjustment circuit configured to adjust the respective timing of inputting the multi-bit digital signals to each of the plurality of switch circuits so as to offset a difference in a propagation time of a respective signal from each of the plurality of switch circuits to the output terminal.

US Pat. No. 11,070,218

REAL TIME COUNTER-BASED METHOD FOR THE DETERMINATION AND MEASUREMENT OF FREQUENCY LOCK TIME IN PHASE-LOCKED LOOPS

Texas Instruments Incorpo...


1. A system, comprising:a reference clock having a reference clock output coupled to an input of a phase lock loop (PLL) circuit in a wafer;
a first counter in the wafer, the first counter having an input coupled to the reference clock output, and an output;
a first buffer in the wafer, the first buffer having an input coupled to the output of the first counter;
a second counter in the wafer, the second counter having an output, and an input coupled to an output of a controlled oscillator (CO) of the PLL circuit;
a second buffer in the wafer, the second buffer having an input coupled to the output of the second counter; and
a processor in the wafer, the processor coupled to the output of the first buffer and to the output of the second buffer;
wherein the processor is configured to compute a slope of the PLL circuit according to first count values in the first buffer, and second count values in the second buffer.

US Pat. No. 11,070,217

PHASE LOCKED LOOP CIRCUIT

ROHM CO., LTD., Kyoto (J...


1. A phase locked loop circuit that is an injection-locked phase locked loop circuit, the phase locked loop circuit comprising:a variable frequency oscillator configured in such a manner that a ring oscillator is formed during a period in which a window signal is negated and an injection edge based on a reference clock is allowed to be injected during a period in which the window signal is asserted;
a feedback circuit that controls the variable frequency oscillator in such a manner that an oscillation frequency of the variable frequency oscillator gets closer to a target frequency according to the reference clock; and
a window generator that receives an internal clock of the variable frequency oscillator and cuts out one pulse to generate the window signal.

US Pat. No. 11,070,216

LOCKED LOOP CIRCUIT AND METHOD WITH DIGITALLY-CONTROLLED OSCILLATOR (DCO) GAIN NORMALIZATION

Movellus Circuits, Inc., ...


1. A method of operation in a locked-loop circuit, the locked-loop circuit including a loop filter and a digitally-controlled oscillator (DCO) coupled to the output of the loop filter, the loop filter including a first input to receive a digital word representing a difference between a reference clock frequency and a DCO output frequency, the method comprising:determining a calibration DCO codeword representing a calibration operating point for the locked-loop circuit;determining a scaling factor based on the calibration operating point, the scaling factor based on a ratio of an actual DCO gain to a nominal DCO gain; and
applying the scaling factor to operating parameters of the loop filter.


US Pat. No. 11,070,215

LOCKED LOOP CIRCUIT AND METHOD WITH DIGITALLY-CONTROLLED OSCILLATOR (DCO) GAIN NORMALIZATION

Movellus Circuits, Inc., ...


1. A method of operation in a locked-loop circuit, the locked-loop circuit including a loop filter and a digitally-controlled oscillator (DCO), the loop filter including a first input to receive a digital word representing a difference between a reference clock frequency and a DCO output frequency, the loop filter including internal storage, the method comprising:selecting a desired DCO output frequency, the DCO output frequency generated in response to a calibration DCO codeword, the calibration DCO codeword determinded from a calibration search process;
retrieving a start value from the loop filter internal storage, the start value corresponding to the calibration DCO codeword; and
starting the locked-loop circuit with the retrieved start value.

US Pat. No. 11,070,214

TEST CIRCUIT FOR A DIGITAL PHASE-LOCKED LOOP

MELLANOX TECHNOLOGIES DEN...


1. An Integrated Circuit (IC), comprising:a digital phase-locked loop (DPLL) circuit, comprising:an oscillator, configured to generate an output signal;
a digital phase detector, configured to generate a digital feedback signal indicative of a phase difference between the output signal and a reference input signal; and
a digital feedback bus (DPLL-DFB) configured to feed-back the digital feedback signal for controlling the oscillator; and

DPLL Diagnostics circuitry (DPLL-DC), which is coupled to the DPLL-DFB and is configured to monitor events depending at least on the digital feedback signal transferred on the DPLL-DFB.

US Pat. No. 11,070,213

OSCILLATOR CIRCUIT WITH BIAS CURRENT GENERATOR

Telefonaktiebolaget LM Er...


1. An oscillator circuit comprising:a crystal oscillator configured to generate an oscillation signal;
a bias current generator configured to supply a bias current to the crystal oscillator; and
a feedback stage configured to generate a feedback signal in response to an amplitude of the oscillation signal reaching an amplitude threshold;
wherein the bias current generator is configured to:in response to a supply of power to the oscillator circuit being switched on, generate the bias current at an increasing level commencing at a first level,
in response to the feedback signal, terminate the increasing,
during subsequent operation of the crystal oscillator, supply the bias current at a second level dependent on a final level of the bias current reached when the increasing is terminated, and,
in response to the supply of power to the oscillator circuit being switched on after subsequently being switched off, generate the bias current at a third level dependent on the final level.


US Pat. No. 11,070,212

OSCILLATOR, ELECTRONIC APPARATUS AND VEHICLE

SEIKO EPSON CORPORATION, ...


1. An oscillator comprising:a first resonator;
a second resonator;
a first oscillation circuit generating a first oscillation signal by oscillating the first resonator;
a second oscillation circuit generating a second oscillation signal that has frequency-temperature characteristics different from frequency-temperature characteristics of the first oscillation signal by oscillating the second resonator;
a clock signal generation circuit generating a clock signal with a frequency that is temperature compensated by temperature compensation data; and
a processing circuit performing time digital conversion processing based on the first oscillation signal and the second oscillation signal, and obtaining the temperature compensation data based on measurement data of the time digital conversion processing,
wherein the processing circuitperforms first time digital conversion processing for measuring a first time difference between a first edge timing and a second edge timing of the first oscillation signal,
performs second time digital conversion processing for measuring a second time difference between a third edge timing and a fourth edge timing of the second oscillation signal, and
obtains the temperature compensation data using data corresponding to a difference between the first time difference and the second time difference as the measurement data.


US Pat. No. 11,070,211

EVENT COUNTER CIRCUITS USING PARTITIONED MOVING AVERAGE DETERMINATIONS AND RELATED METHODS

Syzexion, Inc., Chapel H...


1. A method of monitoring operation of a system, the method comprising:(a) storing a moving average value in a moving average register circuit, the moving average value including a number of system events occurring during a current epoch;
(b) upon determining that a start of a next cycle of operation of the system does not indicate a start of a next epoch, adding a count of system events occurring during the next cycle of operation to the moving average value in the moving average register circuit;
(c) upon determining that the start of the next cycle of operation of the system does indicate the start of the next epoch, partitioning the moving average value to provide a keep value and a transfer value;
(d) upon the indication of the start of the next epoch, adding the transfer value to an older count value;
(e) upon the indication of the start of the next epoch, using the keep value as an initial value of the moving average value for the next epoch; and
(f) upon the indication of the start of the next epoch, adding the count of system events occurring during the next cycle of operation of the system to the initial value of the moving average value for the next epoch.

US Pat. No. 11,070,210

FLUX-TUNABLE QUBIT DEVICE WITH MULTIPLE JOSEPHSON JUNCTIONS


1. A quantum computing method for-operating a quantum circuit system comprising a first qubit device and a second qubit device, the first qubit device comprising:an inductor connected between a first circuit node and a second circuit node;
a first Josephson junction connected in parallel with the inductor between the first circuit node and the second circuit node; and
a second Josephson junction connected in parallel with the inductor between the first circuit node and the second circuit node,
the method comprising applying a quantum logic gate to a pair of qubits defined by the first and second qubit devices, wherein applying the quantum logic gate comprises:parking a qubit frequency of the first qubit device at a parking frequency 1 GHz or more from a qubit frequency of the second qubit device;
tuning the qubit frequency of the first qubit device towards the qubit frequency of the second qubit device;
allowing a coupling of the first and second qubit devices to evolve for a predetermined time period; and
tuning the qubit frequency of the first qubit device back to the parking frequency.


US Pat. No. 11,070,209

PROGRAMMABLE LOGIC DEVICE WITH FINE-GRAINED DISAGGREGATION

Intel Corporation, Santa...


1. An integrated circuit die, comprising:a semiconductor substrate;
circuitry that is formed on the semiconductor substrate and that includes:configurable logic circuitry, wherein the configurable logic circuitry forms at least 70% of all of the circuitry on the semiconductor substrate; and
encoding circuitry formed on the semiconductor substrate to:receive digital signal processing address data and memory address data;
encode the digital signal processing address data and the memory address data; and
transmit the encoded digital signal processing address data and the encoded memory address data.



US Pat. No. 11,070,208

LEVEL SHIFTER

TAIWAN SEMICONDUCTOR MANU...


1. A voltage level shift device, comprising:a) a voltage input terminal configured to receive a first signal operating at a first voltage level and an inverter having an input and an output with the voltage input terminal being connected to the inverter input;
b) a first complementary pair of PMOS and NMOS transistors with their drains connected together, the connected drains establishing a complementary level shift output voltage node, and the voltage input terminal connected to the gate of the NMOS transistor in the first complementary pair;
c) a second complementary pair of PMOS and NMOS transistors with their drains connected together, the connected drains establishing a level shift output voltage node, and the output of the inverter connected to the gate of the NMOS transistor in the second complementary pair;
d) a first voltage selector connected between the level shift output node and the gate of the PMOS transistor in the first complementary pair, the first voltage selector including a selector input connected to the complementary level shift output voltage node, and a second voltage selector connected between the complementary level shift output node and the PMOS transistor in the second complementary pair, the second voltage selector including a selector input connected to the level shift output voltage node, the first voltage selector selectively applying an intermediate voltage to the gate of the PMOS transistor in the first complementary pair when the voltage of the complementary level shift output voltage node rises to a logical 1 and the second voltage selector selectively applying the intermediate voltage to the gate of the PMOS transistor in the second complementary pair when the voltage of the level shift output voltage node rises to a logical 1; and
e) wherein there are a plurality of input signals and a corresponding plurality of level shift devices and wherein the plurality of input signals are shifted from the first voltage level to a second voltage level greater than the first voltage level to establish a high voltage domain in which a plurality of static memory cells operate.

US Pat. No. 11,070,207

BOOTSTRAPPED SWITCH

REALTEK SEMICONDUCTOR COR...


1. A bootstrapped switch, receiving an input voltage and outputting an output voltage, comprising:a first transistor, having a first terminal, a second terminal and a first control terminal, wherein the first terminal receives the input voltage, and the second terminal outputs the output voltage;
a capacitor, having a third terminal and a fourth terminal;
a second transistor, having a fifth terminal, a sixth terminal and a second control terminal, wherein the fifth terminal receives the input voltage, the sixth terminal is electrically connected to the third terminal of the capacitor, and the second control terminal is electrically connected to the first control terminal of the first transistor;
a first switch, coupled between the third terminal of the capacitor and a first reference voltage;
a second switch, coupled between the fourth terminal of the capacitor and a second reference voltage;
a third switch, coupled between the fourth terminal of the capacitor and the first control terminal of the first transistor;
a fourth switch, coupled between the first control terminal of the first transistor and the first reference voltage; and
a fifth switch, coupled between the first control terminal of the first transistor and the second reference voltage;
wherein the capacitor is charged in a first clock phase with the first switch, the second switch and the fourth switch being turned on and the third switch being turned off;
wherein in a second clock phase, the third switch is turned on, and the first switch, the second switch and the fourth switch are turned off, so that the first control terminal of the first transistor and the fourth terminal of the capacitor are substantially equipotential;
wherein the fifth switch is turned on in a preset time interval before the first clock phase ends or in the preset time interval after the second clock phase starts, so that the first control terminal of the first transistor and the second control terminal of the second transistor are coupled to the second reference voltage in the preset time interval.

US Pat. No. 11,070,206

LOGIC CIRCUIT

LAPIS SEMICONDUCTOR CO., ...


1. A logic circuit comprising:an inverter that outputs from an output terminal a signal created by inverting the logic of a signal input into an input terminal;
a first transistor that is connected to the input terminal in such a way as to maintain an OFF state, one or both of a source and a gate of the first transistor being connected to a first line; and
a second transistor that is connected to the output terminal in such a way as to maintain an OFF state, one or both of a source and a gate of the second transistor being connected to a second line, wherein
one or both of following conditions (i) and (ii) hold:(i) no transistor is connected between the input terminal and the second line, and
(ii) no transistor is connected between the output terminal and the first line; and

the first line is one of a power supply line and a ground line, and the second line is the other of the power supply line and the ground line.

US Pat. No. 11,070,205

GLITCH-FREE MULTIPLEXER

NVIDIA Corporation, Sant...


1. A circuit, comprising:a decoder circuit configured to:receive a select ready signal that is negated until a select signal generated by combinational logic is unchanging and is asserted after the select signal is unchanging;
generate, according to the select signal, at least one sample enable signal corresponding to a set of data input signals, wherein the at least one sample enable signal is negated while the select ready signal is negated and is asserted in response to assertion of the select ready signal; and
generate a hold signal that is asserted while the at least one sample enable signal is negated and is negated in response to assertion of the at least one sample enable signal; and

a sampling circuit configured to:hold an output signal unchanged while the hold signal is asserted, wherein the sampling circuit comprises a feedback loop configured to assert the output signal while the hold signal is asserted and the output signal is asserted; and
sample one of the data input signals according to the at least one sample enable signal while the hold signal is negated to transfer a level of the sampled data input signal to the output signal.


US Pat. No. 11,070,204

DRIVER CIRCUIT CAPABLE OF DETECTING ABNORMALITY OF CAPACITIVE LOAD

ROHM CO., LTD., Kyoto (J...


1. A driver circuit that drives a plurality of capacitive loads, comprising:a plurality of output terminals to which the plurality of capacitive loads are to be connected;a plurality of drivers that corresponds to the plurality of output terminals, respectively, and is configured to generate drive signals to be applied to the plurality of capacitive loads, respectively;
a capacitance detection circuit configured to detect a plurality of capacitances associated with the plurality of output terminals, respectively; and

a signal processing part configured to detect abnormality based on the plurality of capacitances associated with the plurality of output terminals,
wherein if the signal processing part detects an abnormality that a capacitance of a first capacitive load among the plurality of capacitive loads, which is associated with a first driver among the plurality of drivers, increases, the first driver is configured to adjust a driving capability of the first driver to increase according to a degree of increase of the capacitance of the first capacitive load,
wherein if the signal processing part detects an abnormality that the capacitance of the first capacitive load decreases, the first driver is configured to adjust the driving capability of the first driver to decrease according to a degree of decrease of the capacitance of the first capacitive load,
wherein the capacitance detection circuit is configured to be turned off while the driver circuit drives the plurality of capacitive loads, and to be turned on immediately after the driver circuit is started, and
wherein outputs of the plurality of drivers are set to a high impedance state while the capacitance detection circuit is in an ON state.

US Pat. No. 11,070,203

DUAL BOOTSTRAPPING FOR AN OPEN-LOOP PULSE WIDTH MODULATION DRIVER

Cirrus Logic, Inc., Aust...


1. A driver system comprising:a first n-type field-effect transistor coupled at its non-gate terminals between an output of the driver system and a first terminal of a supply voltage and configured to drive the output when the first n-type field-effect transistor is activated;
a second n-type field-effect transistor coupled at its non-gate terminals between the output of the driver system and a second terminal of the supply voltage and configured to drive the output when the second n-type field-effect transistor is activated;
a high-side capacitor coupled to the output of the driver system;
a high-side bootstrap switch coupled at its non-gate terminals between a second supply voltage and the high-side capacitor such that the high-side capacitor is coupled between the high-side bootstrap switch and the output;
a high-side predriver configured to drive the gate of the first n-type field-effect transistor wherein respective power supply terminals of the high-side predriver are coupled to respective terminals of the high-side capacitor;
a low-side capacitor coupled to the second terminal of the supply voltage;
a low-side bootstrap switch coupled at its non-gate terminals between the second supply voltage and the low-side capacitor such that the low-side capacitor is coupled between the low-side bootstrap switch and the second terminal of the supply voltage;
a low-side predriver configured to drive the gate of the second n-type field-effect transistor wherein respective power supply terminals of the low-side predriver are coupled to respective terminals of the low-side capacitor;
wherein the high-side capacitor and the low-side capacitor are configured to track and correct for mismatches between a first resistance of the first n-type field-effect transistor and a second resistance of the second n-type field-effect transistor by controlling, via a control circuit that includes the high-side predriver and the low-side predriver, at least one of the first n-type field-effect transistor and the second n-type field-effect transistor.

US Pat. No. 11,070,202

SIGNAL TRANSMISSION CIRCUIT, SWITCH DRIVING DEVICE, AND POWER MODULE

ROHM CO., LTD., Kyoto (J...


1. A signal transmission circuit comprising:a level shifter that is actuated with a first voltage and a second voltage, which is lower than the first voltage, and level-shifts each of a first input signal and a second input signal to output a first shifted signal and a second shifted signal; and
a filter circuit that is actuated with the first voltage and the second voltage and performs a filtering process on each of the first shifted signal and the second shifted signal, wherein
the filter circuit includesa first rise delay circuit that delays a rising time of the first shifted signal by a predetermined time for output,
a first fall delay circuit that delays a falling time of the second shifted signal by a predetermined time for output, and
a first power line that applies the first voltage to each of the first rise delay circuit and the first fall delay circuit, wherein
the first rise delay circuit includes a first rise delay NOT circuit that inverts the first shifted signal for output and a second rise delay NOT circuit that inverts a first rise delay signal of the first rise delay NOT circuit,
the first fall delay circuit includes a first fall delay NOT circuit that inverts the second shifted signal for output and a second fall delay NOT circuit that inverts a first fall delay signal of the first fall delay NOT circuit for output,
the first rise delay circuit is configured so that a second rise delay signal of the second rise delay NOT circuit does not follow a change in the first voltage toward a decreasing side and follows a change in the first voltage toward an increasing side,
the first fall delay circuit is configured so that a second fall delay signal of the second fall delay NOT circuit does not follow a change in the first voltage toward a decreasing side and follows a change in the first voltage toward an increasing side,
the first rise delay circuit includes
a first intermediate line to which the second rise delay signal is applied,
a first resistor arranged between the first power line and the first intermediate line,
a first capacitor connected between a second power line, which is supplied with the second voltage, and the first intermediate line,
a first diode arranged between the first intermediate line and the first power line, and
a switch that starts and stops supply of current to the first diode, and
the first rise delay circuit includes a NAND circuit that actuates the switch based on the first shifted signal and an output signal of the first rise delay circuit.


US Pat. No. 11,070,201

APPARATUS FOR CONTROLLING AN ELECTRONIC SWITCHING UNIT


1. An apparatus for controlling an electronic switching unit, the apparatus comprising:a controlling driver unit to provide a control signal to the electronic switching unit via a charge storage device; and
a charging driver unit to recharge the charge storage device,
wherein the controlling driver unit and the charging driver unit are configured to be integrated in a common driver module,
wherein the driver module is a half bridge gate driver such that the controlling driver unit is designed as a high side gate driver of the half bridge gate driver and the charging driver unit is designed as a low side gate driver of the half bridge gate driver, and
wherein only the low side gate driver is configured to be controlled by an external signal generator.

US Pat. No. 11,070,200

DUTY CYCLE CORRECTION SYSTEM AND LOW DROPOUT (LDO) REGULATOR BASED DELAY-LOCKED LOOP (DLL)

Intel Corporation, Santa...


1. An apparatus comprising:a plurality of components;
a first circuitry to generate a clock signal, and to supply the clock signal to the plurality of components;
a second circuitry to estimate, for each of two or more components of the plurality of components, a corresponding duty cycle of the clock signal received at a corresponding component, such that the second circuitry is to estimate two or more duty cycles corresponding to the two or more components, wherein the second circuitry comprises a counter to receive, in a time multiplexed manner, an output of a first sampler circuitry and an output of a second sampler circuitry, wherein the counter is to track a number of is in the output of the first sampler circuitry, and wherein the counter is to track a number of is in the output of the second sampler circuitry;
a third circuitry to determine an average of the two or more duty cycles; and
a fourth circuitry to correct a duty cycle of the clock signal generated by the first circuitry, based at least in part on the average and based on a fine control and a coarse control.

US Pat. No. 11,070,199

DETECTING PEAK LASER PULSES USING CONTROL SIGNAL TIMINGS

ALCON INC.


1. A system for detecting a peak laser pulse, comprising:a laser;
a photodiode configured to detect pulses emitted by the laser; and
circuitry configured to:receive a periodic series of voltage signals based on laser pulses detected by the photodiode;
stretch the voltage signals;
obtain sampled voltages from the stretched voltage signals using periodic control signals;
shift the timing of the periodic control signals;
count a number of pulses for each respective control signal timing shift;
compare the sampled voltages for respective timings of the control signals; and
select an optimal control signal timing based on the comparison and based on counts for respective control signal timing shifts.


US Pat. No. 11,070,198

LOOP INDEPENDENT DIFFERENTIAL HYSTERESIS RECEIVER

STMicroelectronics Intern...


1. A device, comprising:a first comparator that receives a differential voltage, the first comparator including:an input having a first input offset; and
an output;

a second comparator that receives the differential voltage, the second comparator including:an input having a second input offset that is greater than the first input offset; and
an output; and

a hold circuit, including:a first input coupled to the output of the first comparator;
a second input coupled to the output of the second comparator; and
an output having an output voltage that is activated in response to a first voltage of the first input being greater than the first input offset and a second voltage of the second input being greater than the second input offset.


US Pat. No. 11,070,197

METHODS AND APPARATUS FOR TRANSISTOR HEALTH MONITORING

TEXAS INSTRUMENTS INCORPO...


1. A gate driver comprising:a request receiver pin configured to be coupled to a controller;
a measurement transmitter pin configured to be coupled to the controller;
a driver control logic pin configured to be coupled to the controller;
a sensing pin configured to be coupled to a sensing circuit;
a control logic circuit having an input coupled to the request receiver pin;
a transistor coupled to the control logic circuit and the sensing pin;
a multiplexer having a first input coupled to the control logic circuit and a second input coupled to the sensing pin;
an analog-to-digital converter (ADC) coupled to the multiplexer and the measurement transmitter pin; and
a driver control logic circuit coupled to the driver control logic pin.

US Pat. No. 11,070,196

USING A MULTI-TONE SIGNAL TO TUNE A MULTI-STAGE LOW-NOISE AMPLIFIER

INNOPHASE INC., San Dieg...


19. An apparatus comprising:a wideband amplifier configured to, during a testing mode, receive and amplify a wideband test signal;
at least two low-noise amplifier (LNA) stages being cascaded together and having an input connected to the wideband amplifier and having an output, the at least two LNA stages together being configured to receive the amplified wideband test signal at the input to generate, within a desired overall bandwidth for the at least two LNA stages, a filtered analog signal at the output, the at least two LNA stages comprising a first LNA stage and a second LNA stage, the first LNA stage comprising a first tunable bandpass filter, the first tunable bandpass filter having a first bandwidth and a first resonant frequency, and the second LNA stage comprising a second tunable bandpass filter, the second tunable bandpass filter having a second bandwidth and a second resonant frequency;
a receiver stage connected to the output of the at least two LNA stages, the receiver stage being configured to receive the filtered analog signal and to generate a digital output sequence;
a Fast Fourier Transform (FFT) signal processor configured to, during a first portion of the testing mode, process the digital output sequence to estimate a frequency response of the first LNA stage to the amplified wideband test signal, the estimated frequency response of the first LNA stage comprising a first set of FFT output values; and
a controller circuit in communication with the FFT signal processor, the first LNA stage, and the second LNA stage, the controller circuit being configured to, during the first portion of the testing mode, iteratively calibrate the first bandwidth and the first resonant frequency of the first tunable bandpass filter of the first LNA stage based at least in part on selected FFT output values from the first set of FFT output values of the estimated frequency response of the first LNA stage from the FFT signal processor.

US Pat. No. 11,070,195

ACOUSTIC WAVE FILTER AND MULTIPLEXER

MURATA MANUFACTURING CO.,...


1. An acoustic wave filter comprising:a piezoelectric substrate;
a first input-output terminal and a second input-output terminal provided on the substrate; and
a longitudinally coupled resonator unit provided on the substrate and in a path connecting the first input-output terminal and the second input-output terminal to each other; wherein
the longitudinally coupled resonator unit includes five or more interdigital transducer (IDT) electrodes that are aligned in a propagation direction in which a predetermined acoustic wave propagates on the substrate;
each of the five or more IDT electrodes includes a pair of substantially comb-shaped electrodes;
the five or more IDT electrodes include a center IDT electrode located at or substantially at a center in the propagation direction and a first IDT electrode and a second IDT electrode located at symmetric or substantially symmetric positions with respect to the center IDT electrode in the propagation direction;
each of the five or more IDT electrodes includes a main pitch portion, which includes an electrode finger provided at a position closest to a center in the propagation direction among a plurality of electrode fingers included in the IDT electrode and extending in a direction crossing the propagation direction;
each of the first IDT electrode and the second IDT electrode includes a pair of narrow-pitch portions each including, among the plurality of electrode fingers, electrode fingers provided between the main pitch portion and a corresponding one of both ends of the IDT electrode in the propagation direction and having a narrower pitch than the main pitch portion; and
the first IDT electrode and the second IDT electrode differ from each other in a number of electrode fingers included in the main pitch portion.

US Pat. No. 11,070,194

LADDER-TYPE SURFACE ACOUSTIC WAVE DEVICE

Qorvo US, Inc., Greensbo...


1. A surface acoustic wave (SAW) device, comprising:a piezoelectric layer;
two reflective structures;
at least two series interdigital transducers (IDTs), wherein each of the at least two series IDTs comprises a plurality of first electrode fingers electrically connected to a first signal point and each of the at least two series IDTs comprises a plurality of second electrode fingers electrically connected to a second signal point; and
at least one shunt IDT, wherein the at least one shunt IDT comprises a plurality of first electrode fingers electrically connected to one of the first signal point and the second signal point and the at least one shunt IDT comprises a plurality of second electrode fingers electrically connected to ground, wherein:the two reflective structures, the at least two series IDTs, and the at least one shunt IDT reside over the piezoelectric layer; and
the at least two series IDTs and the at least one shunt IDT are arranged between the two reflective structures.