US Pat. No. 10,484,392

ISOLATING CONTAINERS ON A HOST

Verizon Patent and Licens...

1. A device, comprising:a memory to store instructions; and
one or more processors to execute the instructions to:
receive a request to deploy, on the device, a container associated with a tenant,
the request including information identifying one or more parameters related to the container;
configure, for the container, an Internet protocol (IP) address that includes information identifying the tenant with which the container is associated,
the IP address to permit the container to be reachable from outside of the device;
configure an interface for the container to isolate the container from another container deployed on the device,
the other container being associated with another tenant,
the tenant and the other tenant being different;
configure a bridge, associated with the interface, on the device to connect the container and the other container,
the bridge being used to prevent the container from reading or sniffing one or more packets associated with the other container;
configure a set of rules related to traffic associated with the container,
the set of rules to permit the container to exchange traffic with a set of containers associated with the tenant, and
the set of rules to prevent the container from exchanging traffic with another set of containers associated with the other tenant; and
perform an action related to the container after deploying the container with the IP address, the interface, the bridge, and the set of rules.

US Pat. No. 10,484,391

METHOD AND SYSTEM FOR PROVIDING SECURE POINT-TO-POINT COMMUNICATION

1. A communication system for providing secure point-to-point communication comprising:a communication network,
a first client device and a second client device,
wherein each of the first and second client devices is adapted to run a selected communication application using a communication service provided by said communication network to communicate with each other,
wherein the first client device comprises a control unit, said control unit configured to select from a group of communication applications using communication services with different communication service security levels, wherein the different communication service security levels for the group of communication applications are stored in a lookup table, and the lookup table being available on the first and second client devices, the communication application which provides the highest communication service security according to the lookup table, wherein said first client device is an encryption device configured to encrypt outgoing audio signals or decrypt incoming audio signals,
a mobile device connected to the first client device via a wired or a wireless data interface, wherein said first client device is configured to communicate via the mobile device, the mobile device being configured to provide the communication link between the first client device and communication network, and via the communication network with the second client device,
wherein the first Client device is configured to select automatically the communication application available at the first client device providing the highest communication service security level according to the lookup table to establish communication link to the second client device via the mobile device and via the communication network of said system, and
wherein if the communication link is not established by the communication application selected by the first client device the first client device is configured to select automatically another communication application available at the first client device according to the lookup table providing the same communication service security level or the next highest communication service security level, and the first client device is configured to repeat to select automatically another communication application available at the first client device according to the lookup table providing the same communication service security level or the next highest communication service security level until a communication link is established or the lowest security level has been reached,
wherein the available communication applications comprise:
at least one Voice over IP application,
at least one instant messaging application,
at least one electronic mail application,
at least one telephone service application, and
at least one short message service application.

US Pat. No. 10,484,388

SPAN OF RESPONSIBILITY ACCESS CONTROL SYSTEM

Computational Systems, In...

1. A system for controlling views of resources of a plant control environment, the system comprising:user accounts for users of the plant control environment, each user account having associated credentials, permissions, and user-selected spans of responsibility corresponding to a user;
a plant hierarchy comprising an organized arrangement of location resources and asset resources, each asset resource linked to at least one location resource;
a user authentication module determining an identity of a user based on the credentials supplied by the user and controlling the identified user's ability to perform actions against the resources of the plant control environment based on the identified user's permissions; and
an access control module controlling the identified user's views of the resources of the plant control environment based on the identified user's selected span of responsibility, wherein each span of responsibility comprises at least one of a location component, an asset component, and an add-on component.

US Pat. No. 10,484,376

AUTHENTICATING A USER DEVICE ASSOCIATED WITH A USER TO COMMUNICATE VIA A WIRELESS NETWORK IN A SECURE WEB-BASED ENVIRONMENT

WINKLEVOSS IP, LLC, Wilm...

1. A method for authenticating a user device associated with a user to communicate via a wireless network in a secure web-based environment comprising:(a) receiving, via a secure transmission in the wireless network, from the user device associated with the user at a first server subsystem associated with a first ip address, an electronic login request comprising login credential data comprising an alphanumeric text sequence;
(b) verifying, by the first server subsystem, the login credential data is valid login credential data, wherein the login credential data is verified if the login credential data is valid login credential data;
(c) in the case where the login credential data is verified, generating, at the first server subsystem:
(1) a first payload used to authenticate the user device associated with the user, comprising login credential verification information and a first session identifier; and
(2) a first digital signature of the first server subsystem comprising a first hash of the first payload, the first hash being encrypted using a first identity provider sub-system private key;
(d) transmitting, from the first server subsystem to the user device via the secure transmission over the wireless network, the first payload and the first digital signature;
(e) receiving, from the user device via the secure transmission over the wireless network at the first server subsystem:
(1) a second payload comprising the first session identifier and a first one-time token generated by the user device using a shared secret seed; and
(2) a second digital signature of the user device comprising a second hash of the second payload;
(f) verifying, by the first server subsystem, the second payload including the first session identifier and the one-time token;
(g) in the case where the second payload is verified, authorizing, by the first server subsystem, the user device to communicate with a second server subsystem associated with a second ip address via the first server subsystem; and
(h) securely transmitting, from the user device via the secure transmission over the wireless network and the first server subsystem to the second server subsystem, a third payload, and a third digital signature.

US Pat. No. 10,484,375

SYSTEMS AND METHODS FOR AUTHENTICATING AN ONLINE USER USING A SECURE AUTHORIZATION SERVER

MASTERCARD INTERNATIONAL ...

1. A secure authorization server for verifying an identity of an end user, said secure authorization server comprising at least one processor in communication with at least one memory, said secure authorization server programmed to:receive, from a computing client, an authentication request including a first redirection uniform resource indicator (URI);
transmit, to the end user in response to the authentication request, a login credential request;
receive, from the end user in response to the login credential request, end user login credentials;
transmit, in response to authenticating the end user login credentials, an authentication response to the computing client via the first redirection URI, wherein the authentication response includes an authorization code;
receive, from the computing client, a token request, wherein the token request includes the authorization code and a second redirection URI; and
transmit, in response to validating the authorization code and determining that the second redirection URI matches the first redirection URI, a token response to the computing client via the first redirection URI, wherein the token response includes an access token having a lifetime.

US Pat. No. 10,484,373

SYSTEMS AND METHODS FOR BIOMETRIC AUTHENTICATION OF CERTIFICATE SIGNING REQUEST PROCESSING

Mastercard International ...

1. A biometric certification request authentication (BCRA) computing device for authenticating a requestor undergoing a certificate signing request process, the BCRA computing device comprising:a memory device; and
at least one processor in communication with the memory device;the BCRA computing device configured to:receive, from a requestor computing device, a service selection request message that identifies a certificate service type for which the requestor requires a certificate;
identify a certificate authority computing device that corresponds to a certificate authority that generates certificates of the certificate service type;
transmit, to the requestor computing device, a first biometric sample request message that prompts the requestor to provide a first biometric sample;
identify a supervising requestor computing device associated with a supervisor of the requestor;
authenticate the first biometric sample received from the requestor computing device by determining a match between the first biometric sample and a stored biometric sample for the requestor;
transmit a second biometric sample request message to the supervising requestor computing device;
receive a second biometric sample of the supervisor from the supervising requestor computing device;
authenticate the second biometric sample using a stored biometric sample for the supervisor;
store, in the memory device, i) a first authentication validation record for the requestor in association with the service selection request message and ii) a second authentication validation record for the supervisor in association with the service selection request message, wherein the second authentication validation record is chained to the first authentication validation record; and
based on the authentication, initiate providing a certificate file to the requestor computing device.

US Pat. No. 10,484,360

METHOD FOR PROVIDING AN AUTHENTICATED CONNECTION BETWEEN AT LEAST TWO COMMUNICATION PARTNERS

Volkswagen AG, (DE)

1. A method for providing an authenticated connection between at least two communication partners, the method comprising:setting up an anonymous signal-conducting connection between the at least two communication partners;
checking an authenticity of a signed certificate used by a first communication partner of the at least two communication partners by a second communication partner of the at least two communication partners;
displaying a first authentication code by the second communication partner after the check of the authenticity of the signed certificate used by the first communication partner has been carried out;
displaying a second authentication code by the first communication partner on a display device of the first communication partner;
comparing the first and second authentication codes displayed by the first and second communication partners; and
confirming the first and second authentication codes displayed by the first and second communication partners match by a user,
wherein the first communication partner is a vehicle-internal device, and the second authentication code displayed by the first communication partner is a vehicle-related code,
wherein the signed certificate used by the first communication partner is signed with a signature certificate and the signature certificate is available to the second communication partner, and
wherein checking the authenticity of the signed certificate used by the first communication partner by the second communication partner comprises checking, by the second communication partner, the signed certificate used by the first communication partner with the signature certificate available to the second communication partner.

US Pat. No. 10,484,355

DETECTING DIGITAL CERTIFICATE EXPIRATION THROUGH REQUEST PROCESSING

Amazon Technologies, Inc....

1. A computer-implemented method, comprising:detecting that a digital certificate is set to expire within a threshold amount of time, the digital certificate provided in response to requests to interact with a computing service and usable to authenticate a server of the computing service;
generating an update to configuration information of the server of the computing service to cause the server to increase, over the threshold amount of time, a latency in providing the digital certificate in response to the requests to interact with the computing service; and
providing the update to the configuration information to the server to cause the server to increase, over the threshold amount of time, the latency in providing the digital certificate to indicate the upcoming expiration of the digital certificate.

US Pat. No. 10,484,353

MULTIPLE RECIPIENT MESSAGE ENCRYPTION

RED HAT, INC., Raleigh, ...

1. A method comprising:with a computing system of an e-mail service provider, receiving instructions from a client device of a user to divide content of an e-mail message into a plurality of parts;
with the computing system, generating and assigning alpha-numeric part identifiers to each of the plurality of parts;
with the computing system, encrypting each of the plurality of parts with a different encryption key;
with the computing system, receiving, from the client device of the user, a list of recipients of the e-mail message and access privilege data associated with each recipient in the list, the access privilege data indicating which of the plurality of parts each recipient is authorized to access, wherein each recipient is a group within an organization where each group contains an email list;
with the computing system, transmitting the e-mail message to each of the recipients without creating multiple different e-mail messages for each of the recipients;
with the computing system, transmitting the access privilege data, the different encryption key for each of the plurality of parts, and the part identifier for each of the plurality of parts to a server of a security authority;
with the server, receiving a request from a client device of a recipient from the list of recipients of the email message to decrypt the e-mail message, the request including the part identifiers for the plurality of parts;
with the server, based on the part identifiers and the access privilege data, transmitting to the client device of the recipient an encryption key for a part the recipient is authorized to view and withholding an encryption key for a part the recipient is not authorized to view without notifying the recipient that the encryption key for the part the recipient is not authorized to view is being withheld;
with the server, receiving, from a client device of an additional user to whom the e-mail message has been forwarded, a request for an encryption key for a first part of the plurality of parts from the e-mail message and an encryption key for a second part of the plurality of parts from the email message, the additional user being different from any recipient on the list of recipients; and
in response to determining that the additional user is not authorized to view the first part, based on the access privilege data and the part identifier for the first part, withholding the encryption key for the first part.

US Pat. No. 10,484,352

DATA OPERATIONS USING A PROXY ENCRYPTION KEY

Microsoft Technology Lice...

1. A computing system comprising:one or more processors;
one or more computer-readable hardware storage device having thereon computer-executable instructions that are structured such that, when executed by the one or more processors, cause the computing system to perform a method for operating upon encrypted data within a particular data scope for which there is a base encryption key established and stored in a base encryption key store that stores base encryption keys for a plurality of data scopes so as not to thereafter reveal the base encryption key to the computing system, the method comprising:
causing a base encryption key to be established, associated with the particular data scope, and stored in a base encryption key store
establishing a proxy encryption key that is also associated with the particular data scope;
causing the proxy encryption key to be encrypted using the base encryption key;
storing the encrypted proxy encryption key in a proxy encryption key store;
performing a plurality of operations using the encrypted proxy encryption key,
a first operation of the plurality of operations involving accessing the encrypted proxy encryption key from the proxy encryption key store, acquire a decrypted form of the proxy encryption key that was decrypted using the base encryption key, and storing the decrypted form of the proxy encryption key in protected cache,
the remainder of the plurality of operations using the cached decrypted form of the proxy encryption key to perform the respective remainder of the plurality of operations; and
after the plurality of operations are performed, removing the decrypted form of the proxy encryption key from the protected cache.

US Pat. No. 10,484,350

PRIVACY-PRESERVING LOCATION CORROBORATIONS

1. A localized corroborator system comprising:a processor; and
a memory comprising instructions that, when executed by the processor, cause the processor to perform operations comprising
receiving a proof initiation message from a user device, wherein the proof initiation message requests a location proof to be created for use by the user device to prove that a user associated with the user device was located at a location at a time,
in response to receiving the proof initiation message from the user device,
recording the time,
generating a session identifier that uniquely identifies a communications session between the user device and the localized corroborator system, and
sending the session identifier to the user device,
receiving the session identifier and a message digest from the user device, wherein the message digest comprises a bitwise XOR of a user identifier and a location proof identifier generated by the user device using a cryptographic hash function, wherein the user identifier uniquely identifies the user associated with the user device, and the location proof identifier uniquely identifies the location proof to be created by the localized corroborator system,
concatenating a corroborator identifier, the location, a time difference between the time and a current time, the session identifier, and the message digest to create a concatenated message, wherein the corroborator identifier uniquely identifies the localized corroborator system,
signing the concatenated message using a private key to create the location proof, and
sending the corroborator identifier and the location proof to the user device for use by the user device to prove that the user was located at the location at the time.

US Pat. No. 10,484,349

REMOTE FIREWALL UPDATE FOR ON-BOARD WEB SERVER TELEMATICS SYSTEM

Ford Global Technologies,...

1. A system comprising:a mobile device including a processor, a transceiver, and a storage maintaining vehicle associations including phone numbers of telematics control units of vehicles, programmed to
identify a change in network address of the transceiver;
encrypt the changed network address; and
send the encrypted network address to the telematics control units using short message service messages addressed to the phone numbers of the telematics control units.

US Pat. No. 10,484,345

SYSTEM AND METHOD FOR IDENTITY VERIFICATION ACROSS MOBILE APPLICATIONS

Visa International Servic...

1. A method comprising:receiving, at a server computer, user data associated with a user from a first mobile application;
determining, by the server computer, that the first mobile application is a trusted application provisioned in a secure execution environment of a mobile device by an issuer of an account;
authenticating, by the server computer, the user based on the user data;
sending, by the server computer, a first cryptographic key to the first mobile application after authenticating the user, wherein an identity verification cryptogram is generated by the first mobile application using the first cryptographic key;
receiving, at the server computer, the user data associated with the user and the identity verification cryptogram generated by the first mobile application from a second mobile application, wherein the first mobile application and the second mobile application are stored on the same mobile device of the user;
validating, by the server computer, that the identity verification cryptogram is generated using the user data and the first cryptographic key previously sent by the server computer to the first mobile application; and
sending, by the server computer, a token and a second cryptographic key to the second mobile application upon validating the identity verification cryptogram generated by the first mobile application, wherein the token represents account information of the account issued by the issuer, and wherein the second mobile application completes a transaction using the token and a transaction cryptogram generated by the second mobile application using the second cryptographic key.

US Pat. No. 10,484,344

SYSTEM AND METHOD FOR AUTHENTICATING USERS

PACID TECHNOLOGIES, LLC, ...

1. A system for authenticating a user, comprising:a computing device configured by an application running on a processing unit of the computing device to generate a secret in response to the computing device receiving a unique user input, and to store said secret at the computing device along with an identifier so as to be retrievable when said unique user input is again provided by the user of the computing device;
a remote computer-based station configured to send the computing device a first communication, said first communication including said identifier associated with the secret,
wherein the computing device is further configured by the application running on the computing device to (i) prompt the user of the computing device for said unique user input, (ii) verify said unique user input in response to receiving said unique user input, and (iii) in response to verifying said unique user input, transmit to the remote computer-based station a second communication encoded using the secret, and the remote computer-based station is further configured to receive and process the second communication to authenticate the user.

US Pat. No. 10,484,337

SCALABLE PROXY CLUSTERS

Ping Identity Corporation...

1. A method of synchronizing data states between proxy nodes within a networked cluster of proxy nodes, the method comprising:detecting a synchronization event at a first proxy node within the networked cluster of proxy nodes;
synchronizing, at the first proxy node, one or more data states of the first proxy node with corresponding one or more data states of a second proxy node within the networked cluster of proxy nodes, the one or more data states of the first proxy node and the corresponding one or more data states of the second proxy node including information descriptive of a set of Application Programming Interfaces (APIs) hosted on a set of servers;
reconfiguring, in response to a change to an API from the set of APIs and hosted on a server from the set of servers, the one or more data states of the first proxy node to reflect the change to the API;
communicating, from the first proxy node, the one or more data states of the first proxy node after the reconfiguring to the remaining proxy nodes in the networked cluster of proxy nodes such that each proxy node from the remaining proxy nodes, in response to receiving the one or more data states of the first proxy node, synchronizes one or more data states of that proxy node with the one or more data states of the first proxy node; and
identifying, for each API request from a set of API requests received at the first proxy node, a server from the set of servers to transmit that API request to based on a routing policy and the information descriptive of the set of APIs.

US Pat. No. 10,484,331

SECURITY APPLIANCE PROVISIONING

Amazon Technologies, Inc....

1. A computer-implemented method, comprising:providing an account of the service provider environment access to a variety of types of physical security appliances and virtual security appliances in a service provider environment;
receiving a request from the account, for a list of the variety of types of physical security appliances and virtual security appliances meeting criteria defined in the request;
receiving a selection by the account, identifying a selected security appliance from a device farm including the variety of types of physical security appliances and virtual security appliances for use in a customer virtual infrastructure within the service provider environment;
receiving configuration instructions to configure the selected security appliance, the configuration instructions including a security policy defined for the customer virtual infrastructure;
allocating, in response to the selection by the account, the selected security appliance from the device farm at an edge location of the customer virtual infrastructure based on the configuration instructions; and
configuring the selected security appliance to enforce the security policy.

US Pat. No. 10,484,330

SYSTEMS, APPARATUS, METHODS AND COMPUTER-READABLE STORAGE MEDIA FACILITATING INFORMATION RETRIEVAL FOR A COMMUNICATION DEVICE

1. A method, comprising:maintaining, by a communication device comprising a processor, a display of a group of text messages via a first interface at a first location, and performing the maintaining while initiating, by the communication device, a concurrent display of a second interface, wherein the display of the first interface is moved to a second location, different than the first location, to provide space for the second interface in a region that is non-overlapping with the first interface, and wherein the group of text messages comprises a selected text message; and
displaying, by the communication device, a search result within the second interface, wherein the search result comprises numerical information indicative of a count of unread voicemails associated with a sender identity determined to be associated with the selected text message, wherein the concurrent display is initiated in response to a first selection of the selected text message, and wherein the concurrent display of the second interface is removed from being displayed in response to a second selection of the selected text message resulting in the first interface returning to the first location.

US Pat. No. 10,484,326

DISTRIBUTED MESSAGE QUEUE STREAM VERIFICATION

Confluent, Inc., Palo Al...

1. An apparatus for verification of messages in a distributed message queue, comprising:a central verification analysis system, installed on at least one central verification analysis server, and configured to receive and aggregate verification reports and organize verification reports by a message topic, including producer verification reports from a producer metrics collector module and consumer verification reports from a consumer metrics collector module;
a metric management application, installed on a central management server, that presents to users data related to verification information aggregated by the central verification analysis system;
wherein messages from the producer metrics collector module include a cumulative checksum;
wherein producer verification messages are received at least when no other messages are sent in a particular time period;
wherein the central verification analysis system determines (a) whether any messages were lost or duplicated, (b) the time it takes produced messages to be consumed, and (c) uses a combination of verification messages and cumulative checksums to assess the fidelity of the computations performed in (a); and
a graphical user interface provided by the metric management application allowing a user to interact with and view the calculations completed by the central verification analysis system and request receipt of notifications.

US Pat. No. 10,484,322

HANDLING VARIOUS SCENARIOS WHERE AN EMAIL RECIPIENT IS NOT AVAILABLE

International Business Ma...

1. A processor-implemented method for generating reports, the method comprising:receiving, by a simple message transfer protocol (SMTP) server, an electronic message associated with the online communication system, wherein the electronic message is addressed to a recipient from a sender;
identifying a recipient inbox within a recipient mail server using a plurality of directory information associated with the received electronic message, wherein the plurality of directory information is stored on the SMTP server associated with the online communication system, and also includes a plurality of alternate contact information for the recipient;
prior to attempting a transmission of the electronic message to the recipient mail server from the SMTP server, determining the received electronic message is undeliverable to the recipient inbox;
generating an SMTP response, after transmission and receipt of the electronic message in the SMTP server, that includes the plurality of alternate contact information for the recipient stored within the plurality of directory information on the server rather than transmitting the received electronic message to the identified recipient inbox or an alternate recipient;
transmitting the SMTP response to the sender through a sender mail server based on a plurality of determined alternate contact criteria being satisfied; and
in response to determining the received electronic message is undeliverable to the recipient inbox, transmitting the electronic message to the recipient at an alternate electronic mail address based on the plurality of alternate recipient contact information.

US Pat. No. 10,484,318

MESSAGES AUGMENTED WITH STRUCTURED ENTITIES

MICROSOFT TECHNOLOGY LICE...

1. A computer-implemented method comprising:receiving, via a computer system, a first message that is sent using a communication protocol;
sending, via the computer system, indicia of the first message to a server;
sending, via the computer system, a request for the server to make a determination, based on the indicia, whether the server has a second message that corresponds to the first message, with the requested determination to be made based on a finding that a time at which the first message was received is within a range of a timestamp that the server associated with the second message;
receiving, via the computer system, the second message from the server, the second message comprising text and an entity, the first message comprising the text and a text representation of the entity; and
displaying, via the computer system, the text and the entity to a user without displaying the first message.

US Pat. No. 10,484,309

CHANNEL ACCESS BASED ON UPLINK VIRTUAL QUEUES

Apple Inc., Cupertino, C...

1. An access point, comprising:one or more nodes configured to communicatively couple to an antenna; and
an interface circuit, communicatively coupled to the one or more nodes, configured to communicate with a set of electronic devices in a wireless local area network (WLAN), and configured to:
receive, from the set of electronic devices, one or more buffer status reports that indicate that at least a subset of the set of electronic devices have uplink data, the uplink data having one or more associated access categories;
create a group of uplink virtual queues for electronic devices in the subset based at least in part on the one or more buffer status reports, wherein a given uplink virtual queue corresponds to a particular access category for which there is pending uplink data at a given electronic device;
start one or more backoff counters with a one-to-one correspondence to uplink virtual queues in the group of uplink virtual queues;
transmit, when a given backoff counter for the given uplink virtual queue reaches a predefined count value, a trigger frame to an electronic device in the subset that corresponds to the given uplink virtual queue; and
provide, to the electronic device during a target wake time (TWT) negotiation, a request that the electronic device disable transmissions during a subsequent TWT window.

US Pat. No. 10,484,305

METHOD AND APPARATUS FOR DELIVERING COMMUNICATIONS

Buckey Mountain, Inc., A...

1. A free-standing communications system comprising:a weatherproof housing having at least first, second, third and fourth outside surfaces, wherein the third outside surface is perpendicular to each of the first and second outside surfaces;
a first solar panel disposed on the first outside surface;
a second solar panel disposed on the second outside surface;
a third solar panel disposed on the third outside surface;
a fourth solar panel disposed on the fourth outside surface; and
plural wireless communications devices powered by electrical power the first, second, third and fourth solar panels produce based on exposure of the panels to solar energy from the sun, the plural wireless communications devices interconnecting wireless local area network communications to a cellular or satellite backhaul,
wherein the first, second, third and fourth solar panels are configured to continually power the plural wireless communications devices even under low outdoor light conditions irrespective of the rotational alignment of the housing relative to the position of the sun.

US Pat. No. 10,484,301

DYNAMIC RESOURCE DISTRIBUTION USING PERIODICITY-AWARE PREDICTIVE MODELING

NUTANIX, INC., San Jose,...

1. A method, comprising:maintaining, at a storage pool, measurements corresponding to prior usage of a distributed storage resource of a cluster by a plurality of nodes in the cluster, the storage pool comprising an aggregation of one or more storage devices directly attached to respective nodes in the cluster;
receiving, at a first node of the plurality of nodes in the cluster, the measurements from the storage pool;
determining, at the first node, a time period for a training window corresponding to a portion of the measurements, wherein the training window bounds a periodically recurring portion of the measurements;
training, at the first node, a predictive model based at least in part on the periodically recurring portion of the measurements to produce a trained predictive model;
determining a resource allocation operation based at least in part on a prediction from the trained predictive model.

US Pat. No. 10,484,298

OPTIMIZATION OF NETWORK RESOURCES

HOMEADVISOR, INC., Denve...

1. A method for initiating communication between a network node and a network resource, the method comprising:receiving, by a network resource optimization system from a network node, a resource request, wherein the resource request includes required resource parameters;
determining, by the network resource optimization system, a plurality of network resources that satisfy the required resource parameters;
determining, by the network resource optimization system, a subset of network resources from the plurality of network resources based, at least in part, on a first score of each of the plurality of the network resources, wherein the first score of each network resource is based, at least in part, on:
a rate of acceptance of communication requests received by the network resource; or
a number of times communication sessions were established between the network resource and any network node in consequence to accepted communication requests;
determining, by the network resource optimization system, a probability of receiving acceptance of a communication request from respective network resources of the subset of network resources based, at least in part, on a random number, wherein a volatility of the random number with respect to each network resource is related to the number of times communication sessions were established between the network resource and any network node;
selecting, by the network resource optimization system, a first network resource from the subset of network resources based, at least in part, on the first score of the first network resource;
transmitting, by the network resource optimization system to the first network resource, a first communication request;
receiving, by the network resource optimization system from the first network resource, an acceptance of the first communication request, wherein receiving the acceptance causes the network resource optimization system to activate a first selection mechanism at the network node; and
receiving, by the network resource optimization system from the network node, a first selection made through the first selection mechanism, wherein receiving the first selection causes the network resource optimization system to initiate a communication session between the first network resource and the network node.

US Pat. No. 10,484,297

AUTOMATED MIGRATION OF COMPUTE INSTANCES TO ISOLATED VIRTUAL NETWORKS

Amazon Technologies, Inc....

1. A system, comprising:a client instance group (CIG) which includes a plurality of compute instances launched on behalf of a particular client in a first logical partition of a provider network, wherein the first logical partition has a network address space configuration which does not support isolated virtual networks, and wherein a second logical partition of the provider network includes one or more isolated virtual networks (IVNs) established on behalf of respective clients of the provider network; and
a migration manager implemented at one or more computing devices of the provider network;
wherein the migration manager is configured to:
determine that the CIG is to be migrated to a particular IVN in the second logical partition;
identify a first subset of the CIG, comprising one or more compute instances belonging to an auto-scaling group (ASG) configured with a first load balancer;
trigger an establishment, within the particular IVN, of an equivalence group of compute instances, wherein the equivalence group comprises respective replacement instances corresponding to the one or more compute instances of the first subset, and wherein a particular replacement instance of the equivalence group is assigned a network address of a corresponding compute instance of the first subset;
initiate a modification of one or more configuration settings of (a) the particular IVN and (b) the first load balancer to enable connectivity between the equivalence group and the first load balancer, such that network traffic directed to the ASG can be forwarded to the equivalence group by the first load balancer;
initiate a disabling of the first subset of compute instances;
trigger an establishment, within the particular IVN, of a replacement load balancer for the equivalence group, wherein the replacement load balancer is assigned a network address of the first load balancer; and
initiate a disabling of the first load balancer.

US Pat. No. 10,484,296

SYSTEM AND METHOD FOR DYNAMIC QUEUE MANAGEMENT USING QUEUE PROTOCOLS

Live Nation Entertainment...

1. A computer-implemented method for predicting future system loads by weighting previous request loads for resources, the method comprising:accessing, at a load management server, one or more data sources storing a plurality of access rights to a resource;
generating system load data representing a load of user requests received at the load management server, the load of user requests including at least one request received from a user device requesting that an access right to the resource be assigned to the user device;
querying the load management server for the system load data, the system load data including a first request load over a first time period and a second request load over a second time period, the first request load representing first query requests for a resource, the second request load representing second query requests for the resource;
generating a prediction of a future request load on the one or more data sources, the future request load predicting a load of third query requests to occur, the generation of the future request load being based on at least one of the first request load or the second request load;
determining a parameter to associate with the resource for a duration of a third time period occurring at a future time, the determination of the parameter being based at least in part on the predicted future request load; and
associating the parameter with one or more access rights of the plurality of access rights to the resource, the association of the parameter with the one or more access rights creating a condition that, once satisfied by a user device, enables assignment of an access right to that user device.

US Pat. No. 10,484,293

COMMUNICATION DEVICE, COMMUNICATION METHOD, AND STORAGE MEDIUM

CASIO COMPUTER CO., LTD.,...

1. A device comprising:a memory;
a transmitter and receiver that transmits and receives communication packets to and from other device; and
a processor, wherein the processor:
receives a packet containing first information indicating a structure type of data from the other device via the transmitter and receiver; and
communicates data corresponding to the first information with the other device via the transmitter and receiver,
receives second information relating to communication control from the other device via the transmitter and receiver and controls the transmitter and receiver based on the received second information, and
generates one or more packets to be transmitted to the other device based on the first information in a case that the second information has a first value,
wherein the transmitter and receiver wait to receive another packet from the other device in a case that the second information has a second value, wherein the memory stores a plurality of distinguishing information for distinguishing a plurality of features and a plurality of setting values of the plurality of features, and wherein the processor:
generates a predetermined number of packets in the case that the second information has the first value, each of the predetermined number of packets contains setting values of one or more features, and
analyzes a predetermined number of packets received from the other device based on the first information in the case that the second information has the second value.

US Pat. No. 10,484,289

ADJUSTING CONNECTION VALIDATING CONTROL SIGNALS IN RESPONSE TO CHANGES IN NETWORK TRAFFIC

NICIRA, INC., Palo Alto,...

1. A method for regulating transmission of control packets between first and second network entities that exchange data messages through a network, the method comprising:from the first network entity, transmitting control packets to the second network entity at an initial control packet rate;
monitoring a rate of data packet transmission between the first and second network entities that does not account for the transmitted control packets; and
in response to the monitored rate of data packet transmission falling below a threshold value for a particular period of time, reducing the transmission rate of the control packets from the first network entity in order to reduce resource consumption in the network due to excessive control packets from the first entity to the second entity when the data packet transmission rate is below the threshold value.

US Pat. No. 10,484,287

SUPPORT FOR DISTINGUISHED MINIMUM LATENCY TRAFFIC GUARD BAND

AVAGO TECHNOLOGIES INTERN...

1. A device comprising:a communication interface configured to transmit a first packet;
a media access client (MAC) client circuitry configured to:
identify, from a predetermined communication schedule, a scheduled future time to send the first packet through the communication interface; and
determine a guard band initiation time to activate a guard band for high priority data, the guard band initiation time being prior to the scheduled future time, wherein the guard band initiation time accounts for a worst-case latency in preempting in-progress transmission of a packet with lower priority than the first packet;
send a guard band initiation notification at the guard band initiation time;
send a guard band release notification a predetermined time after the guard band initiation time; and
MAC merge sublayer circuitry configured to:
receive the guard band initiation notification via a dedicated communication line directly linking the MAC merge sublayer circuitry and the MAC client circuitry, and in response:
initiate the guard band for transmittal of the first packet to ensure that no packet with lower priority than the first packet is being transmitted through the communication interface at the scheduled future time;
receive the guard band release notification, and in response release the guard band,
wherein the MAC client circuitry is configured to determine an amount of time between the guard band initiation time and the scheduled future time by taking into account an inter packet gap time.

US Pat. No. 10,484,284

REDUCING LOAD TO DOWNSTREAM SERVICES BY FILTERING REQUESTS

Microsoft Technology Lice...

1. A system comprising:one or more processors;
one or more data stores including information on one or more content items;
one or more storage media storing instructions which, when executed by the one or more processors, cause:
receiving a first plurality of requests from one or more content item requesters;
for each request in the first plurality of requests:
identifying, based on data associated with said each request, from among a plurality of filter configurations, a particular filter configuration that indicates a set of filters and an order to apply the set of filters;
applying, to said each request, a subset of the set of filters based on an order configuration;
removing said each request from the first plurality of requests to create a second plurality of requests if said each request satisfies a filter in the subset of the set of filters;
sending, to a downstream service, data associated with said each request only if said each request did not satisfy any filter in the subset of filters, wherein the downstream service determines whether an entity associated with said each request is a member of a social network service;
for a first request in the first plurality of requests:
identifying a first content item exchange that sent the first request;
based on the first content item exchange, identifying a first plurality of filters to apply to the first request;
for a second request in the first plurality of requests:
identifying a second content item exchange that is different than the first content item exchange and that sent the second request;
based on the second content item exchange, identifying a second plurality of filters, that is different than the first plurality of filters, to apply to the second request.

US Pat. No. 10,484,281

ROUTER OPERATING METHODS AND APPARATUS USING VIRTUAL VPN INSTANCES FOR HOSTS OF REMOTE EXTRANET VPNS

Cisco Technology, Inc., ...

1. A method comprising:at a router,
providing a plurality of virtual private network (VPN) instances for a plurality of VPNs associated with a plurality of IDs, each VPN instance comprising a forwarding table instance for storing a plurality of host-to-router mappings of the VPN; and
providing a virtual VPN instance for a virtual VPN associated with an ID of a remote extranet VPN, the virtual VPN instance comprising a cache for storing a host-to-router mapping of the remote extranet VPN.

US Pat. No. 10,484,279

EXECUTING MULTIPLE VIRTUAL PRIVATE NETWORK (VPN) ENDPOINTS ASSOCIATED WITH AN ENDPOINT POOL ADDRESS

Oracle International Corp...

1. A non-transitory computer readable medium comprising instructions which, when executed by one or more hardware processors, cause performance of operations comprising:receiving a first set of data packets that (a) is addressed to a particular address and (b) corresponds to a first Virtual Private Network (VPN) session assigned to a first VPN endpoint of a plurality of VPN endpoints associated with the particular address;
directing the first set of data packets to the first VPN endpoint based on a first assignment of the first VPN session to the first VPN endpoint, the first VPN endpoint decapsulating the first set of data packets;
determining that a session transfer criterion is satisfied;
responsive to detecting that the session transfer criterion is satisfied, re-assigning the first VPN session to obtain a second assignment of the first VPN session to a second VPN endpoint of the plurality of VPN endpoints associated with the particular address;
receiving a second set of data packets that (a) is addressed to the particular address and (b) corresponds to the first VPN session;
directing the second set of data packets to the second VPN endpoint based on the second assignment of the first VPN session to the second VPN endpoint, the second VPN endpoint decapsulating the second set of data packets;
receiving a third set of data packets that (a) is addressed to the particular address and (b) does not correspond to any existing VPN session;
determining a third assignment of a new VPN session associated with the third set of data packets to a third VPN endpoint of the plurality of VPN endpoints associated with the particular address;
directing the third set of data packets to the third VPN endpoint based on the third assignment of the new VPN session to the third VPN endpoint.

US Pat. No. 10,484,276

ROUTE RESOLUTION SYSTEM AND ROUTE RESOLUTION METHOD

HITACHI, LTD., Tokyo (JP...

1. A route resolution system, for improving performance of a computer network, the route resolution system comprising:a communication interface that is communicatively coupled to a plurality of components that comprise the computer network, wherein the plurality of components includes a client terminal;
a memory;
an input/output device;
a processor communicatively coupled to the communication interface, memory and the input/output device,
wherein the processor is configured to:
manage configuration information including addresses and types of the plurality of components;
manage network performance information including a measured value of performance information on the network of the plurality of components;
manage processing performance information including a total value of the measured value of the performance information between the plurality of components required for processing at least one request from the client terminal;
convert, based on the configuration information, the network performance information, and the processing performance information, the measured value of the processing performance information into a standard value that is normalized with respect to the network performance information,
derive, upon receiving a route inquiry request from a particular component to which the at least one request has been forwarded, a plurality of routes being coupled to the plurality of the components for processing the at least one request, based on the configuration information,
identifies the standard value obtained for the at least one request in combination of adjacent components in the plurality of routes, wherein the adjacent components are of a same type as the particular component
calculate an estimated value of performance information required for processing the at least one request, for each of the plurality of routes, based on the standard value identified and the network performance information, and
determines an optimal route based on the estimated value calculated.

US Pat. No. 10,484,273

NOTIFICATION FOR A PRIORITIZED MEDIA PATH FOR A COMMUNICATION SESSION

Microsoft Technology Lice...

1. A system comprising:at least one processor; and
one or more computer-readable storage media including instructions stored thereon that, responsive to execution by the at least one processor, cause the system to perform operations including:
ascertaining, by a service implemented on an Internet Protocol (IP) network, one or more attributes of a communication session that is initiated via the IP network between a client device and an endpoint device, the communication session routed from the IP network to a wireless network and initially routed at the wireless network over a default wireless channel of the wireless network to the endpoint device;
determining that the communication session is authenticated for a prioritized media path;
forming a notification that includes the one or more attributes and an indication that the communication session is authenticated for a prioritized media path; and
communicating the notification to a network proxy to cause the communication session to be marked at the IP network with a prioritized class of service indicator and to be rerouted, while the communication session is in progress, from the default wireless channel to a prioritized wireless channel on the wireless network and for receipt by the endpoint device.

US Pat. No. 10,484,272

PACKET FORWARDING IN RPR NETWORK

Hewlett Packard Enterpris...

1. A packet forwarding method in a Resilient Packet Ring (RPR) network, applied to a network device in the RPR network and comprising:receiving a RPR flooding data packet sent by another network device in the RPR network;
determining whether a next-hop network device of the RPR flooding data packet is a source network device sending the RPR flooding data packet;
stripping the RPR flooding data packet when determining that the next-hop network device of the RPR flooding data packet is the source network device sending the RPR flooding data packet; and
performing RPR encapsulation for a flooding data packet and setting a Time to Live (TTL) value as the number of network devices in the RPRR network subtracted by 1 to generate a RPR flooding data packet; and
forwarding the generated RPR flooding data packet.

US Pat. No. 10,484,268

SYSTEM AND METHOD FOR LOW-LATENCY NETWORK DATA SWITCHING

METAMAKO GENERAL PTY LTD ...

1. A method comprising:a digital crosspoint switch of a network switching system (NSS) replicating input data received via a first network interface of the NSS to a first data processing port of a data processing card of the NSS, wherein:
the input data comprises a digital market data feed comprising a plurality of market-data packets;
the digital crosspoint switch comprises a plurality of crosspoint ports comprising a set of internal crosspoint ports and a set of external crosspoint ports;
the data processing card comprises a programmable logic device and a plurality of data processing ports connected to the internal crosspoint ports, the plurality of data processing ports comprising the first data processing port and a second data processing port;
the NSS comprises a plurality of network interfaces connected to the external crosspoint ports, the plurality of network interfaces comprising the first network interface and a second network interface;
the data processing card processing the input data and generating first processed data on the second data processing port, wherein generating the first processed data comprises only including market-data packets that meet a first predetermined filtering criterion in the first processed data; and
the digital crosspoint switch replicating the first processed data from the second data processing port to the second network interface.

US Pat. No. 10,484,265

DYNAMIC UPDATE OF VIRTUAL NETWORK TOPOLOGY

1. An apparatus comprising:a processor; and
a memory coupled with the processor, the memory comprising executable instructions stored thereon that when executed by the processor cause the processor to effectuate operations comprising:
obtaining an alert, the alert comprising information affecting a virtual topology;
determining that the alert is a parent event during a time duration, the time duration computed based on a pairing of a time of an onset alarm and a time of a clear alarm associated with a same alarm identifier from a same device;
based on the determining that the alert is a parent event, determining an object associated with the parent event;
obtaining other parent events that are associated with the object;
based on the other parent events that are associated with the object, determining an impact area that the parent event affects; and
based on the determined impact area, performing a topology update for the impact area.

US Pat. No. 10,484,264

COMMUNICATION MANAGEMENT METHOD AND INFORMATION PROCESSING APPARATUS

FUJITSU LIMITED, Kawasak...

1. An information processing apparatus comprising:a memory; and
a processor coupled to the memory and the processor configured to
exclude information of a combination of port shifts of a switch satisfying a condition, from information indicating multiple combinations of port shifts of respective switches of multiple switch layers in a fat-tree network using Latin square, to cause relay port settings excluding redundant communication paths,
create information indicating relay settings for multiple switches of the multiple switch layers for performing communication through multiple communication paths corresponding to remaining combinations except for the excluded information of the combination of port shifts of the switch, and
transmit correspondingly the created information indicating the relay settings to the multiple switches.

US Pat. No. 10,484,254

SYSTEM AND METHOD FOR END-TO-END BEACONING

AVAGO TECHNOLOGIES INTERN...

1. A method comprising:generating a beacon command directing an addressed device to activate a light generating device physically located at and associated with a receipt port receiving the beacon command of the addressed device, the receipt port capable of performing normal network data transfer communications, the light generating device emitting light that is visible to a user; and
transmitting, from a transmitting port capable of performing normal network data transfer communications, the beacon command to the addressed device, wherein
the beacon command comprises at least a first field including a blink frequency value indicating a frequency at which to blink the light generating device.

US Pat. No. 10,484,253

TOPOLOGY MAP UPDATE WITH SERVICE QUALITY INDICATORS

Hewlett Packard Enterpris...

1. A system to monitor network performance, the system comprising:a processor;
a non-transitory computer-readable storage medium storing code that the processor is to execute to:
collect metrics corresponding to multiple nodes based in heterogeneous domains;
for each node, determine a key performance indicator (KPI) by aggregating the collected metrics;
for each node, set a health status based on whether the determined KPI for the node is greater or less than a threshold;
develop and display a topology map based on the collected metrics, the topology map including a visual representation of the multiple nodes and service quality indicators for the multiple nodes, the service quality indicators including the KPIs and the health statuses for the nodes;
collect updated metrics corresponding to the multiple nodes;
update the service quality indicators for the multiple nodes from the collected updated metrics; and
provide a visual of the updated service quality indicators on the displayed topology map.

US Pat. No. 10,484,252

MULTI-RATE HIGH-SPEED BUS WITH STATISTICAL AGGREGATOR

INTEL IP CORPORATION, Sa...

1. A device, comprising:a bus interface to transmit outgoing information and receive incoming information via a bus;
a buffer coupled to the bus interface;
a traffic estimator coupled to the bus interface, the traffic estimator to analyze present traffic and to estimate future traffic based on the analysis of the present traffic;
a traffic detector coupled to the traffic estimator, the traffic detector to make a determination of whether the bus interface is to transmit traffic via the bus at a first traffic rate or at a second traffic rate, wherein the first traffic rate and the second traffic rate are different traffic rates and wherein the determination is at least partially based on the traffic estimator's estimate of the future traffic; and
control logic to cause the bus interface to transmit traffic via the bus at the first traffic rate and to direct traffic to be transmitted at the second traffic rate to the buffer in response to the traffic detector's making a determination of whether the bus interface is to transmit traffic via the bus at the first traffic rate.

US Pat. No. 10,484,249

DYNAMIC DISTRIBUTION OF SIMULATION LOAD

Amazon Technologies, Inc....

1. A system, comprising:one or more processors; and
one or more memories having stored thereon computer-executable instructions that, upon execution by the one or more processors, cause the system to perform operations comprising:
identifying objects in a simulation scenario;
assigning ownership of the objects to a first compute node;
determining that a processing load of the first compute node has reached a threshold value;
determining how many clusters of the objects are owned by the first compute node;
re-clustering the objects, wherein a second quantity of clusters is determined that exceeds a first quantity of one or more clusters owned by the first compute node;
forming the second quantity of clusters, wherein the forming the second quantity of clusters comprises using the second quantity as a selected quantity of cluster centroids for the second quantity of clusters; and
reassigning the ownership of the objects to a plurality of compute nodes including the first compute node and a second compute node, wherein the reassigning causes at least one cluster included in the second quantity of clusters to be owned by the second compute node.

US Pat. No. 10,484,248

DATA DECISION METHOD, APPARATUS AND SYSTEM

HUAWEI TECHNOLOGIES CO., ...

1. A data decision method, comprising:obtaining, by a data decision apparatus, analysis conditions for data analysis, wherein the analysis conditions refer to storage space information and computing rate information of the data decision apparatus and information about a communication rate between the data decision apparatus and a cloud server, and wherein the cloud server is connected to the data decision apparatus;
reporting, by the data decision apparatus, the analysis conditions to the cloud server;
receiving, from the cloud server, a message indicating that the data decision apparatus has a capability to process a first data type;
obtaining, by the data decision apparatus from a human body device coupled to the data decision apparatus, first data satisfying the first data type, wherein the first data is perception data and includes data regarding at least one human body characteristic of a user of the data decision apparatus;
performing, by the data decision apparatus, data analysis on the first data to generate at least one analysis result regarding the at least one human body characteristic;
performing, by the data decision apparatus, data decision on the at least one analysis result to determine an action regarding the user's health; and
generating, by the data decision apparatus, first decision data based on the data decision, wherein the first decision data advises the user to take the action regarding the user's health.

US Pat. No. 10,484,247

TRANSMISSION CONTROL OF A MULTI-HOP RELAY RADIO

Telefonaktiebolaget LM Er...

1. A device, comprising:at least one processor configured to control setting of a value of a transmission control parameter for a transmission of data on a multi-hop relay radio link of a cellular network, said controlling being based on a route time of a packet transmitted between end nodes of the multi-hop relay radio link,
wherein the multi-hop relay radio link comprises a plurality of links between neighboring nodes and extends between the respective end nodes of the multi-hop relay radio link,
wherein the transmission control parameter relates to a property of an Automatic Repeat Request protocol employed by the end nodes to protect the transmission of the data on the multi-hop relay radio link,
wherein the property of the Automatic Repeat Request protocol is selected from a group comprising: a size of a transmission window and a size of a sequence number space, and wherein same values for the size of the sequence number space and the size of the transmission window, are reused for the nodes of the multi-hop relay radio link.

US Pat. No. 10,484,243

APPLICATION MANAGEMENT FOR A MULTI-TENANT IDENTITY CLOUD SERVICE

Oracle International Corp...

1. A method of managing an application of a plurality of applications in a multi-tenant identity cloud service comprising a plurality of cloud service users, the method comprising:defining a plurality of facets for the application, each facet describing a behavior of the application;
defining an application template for each type of application of the plurality of applications, each application template comprising metadata to generate default values for the respective application; and
generating a user interface (UI) comprising functionality to configure all of the defined facets for the application, including a plurality of base common facets common to all of the plurality of applications, after selecting the type of application via the UI;
the common facets comprising an identifier that identifies a System for Cross-domain Identity Management (SCIM) resource within the cloud service that represents the application, and a name that is used when the application acts as an OAuthClient in OAuth-protocol flows.

US Pat. No. 10,484,240

METHOD AND APPARATUS FOR OPERATING CONFIGURATION ADAPTATION FOR INTERRUPTION OF SIGNAL TRANSMISSION

TELEFONAKTIEBOLAGET LM ER...

1. A method in a node in a wireless communication network comprising:obtaining timing information for an external wireless system whose operation is associated with intermittent interruptions of a radio link of the wireless communication network;
determining an interruption timing from the timing information, wherein the interruption timing is referenced to a radio link timing and indicates an impending interruption of the radio link; and
adapting, based on the timing information, an operating configuration at any one or more of the node, a neighboring node, and one or more wireless devices in communication with the wireless communication network, to avoid erroneous operation during the impending interruption.

US Pat. No. 10,484,230

MITIGATING OPTICAL MODULATOR IMPAIRMENT FOR COHERENT OPTICAL COMMUNICATION SYSTEMS

Google LLC, Mountain Vie...

1. A system for adjusting a reference constellation for demodulating an optical signal comprising:a coherent electro-optical receiver configured to convert a received optical signal to a plurality of electrical signals;
an array of analog-to-digital convertors configured to digitize the plurality of electrical signals; and
processor logic configured to:
process the digitized plurality of electrical signals using a reference constellation to yield a plurality of decoded signals and a signal quality measurement, the reference constellation including:
an inphase component equal to an ideal inphase component plus an inphase offset, the inphase offset initially set to zero, and
a quadrature component equal to an ideal quadrature component plus a quadrature offset, the quadrature offset initially set to zero;
determine an optimal inphase offset for the entire reference constellation by adjusting the inphase offset over a first range of values while monitoring the signal quality measurement and keeping the quadrature offset of the reference constellation constant;
determine an optimal quadrature offset for the entire reference constellation by adjusting the quadrature offset over a second range of values while monitoring the signal quality measurement and keeping the inphase offset of the reference constellation constant; and
update the reference constellation by setting the inphase offset for the entire reference constellation to the determined optimal inphase offset and the quadrature offset for the entire reference constellation to the determined optimal quadrature offset.

US Pat. No. 10,484,226

OFDM COMMUNICATION SYSTEM WITH ENHANCED CHANNEL ESTIMATION AND DATA DETECTION TECHNIQUES

KHALIFA UNIVERSITY OF SCI...

1. A channel estimation device in an Orthogonal Frequency Division Multiplexing (OFDM) system comprising an OFDM transmitter and an OFDM receiver adapted to communicate data symbols over a communication channel having channel conditions, the channel estimation device being adapted to:at the OFDM transmitter side, modulate the OFDM subcarriers by data symbols in a frequency domain using different modulation techniques for generating modulated data symbols having a diversified symbol type configuration, the different modulation techniques comprising a first modulation technique, a second modulation technique and a third modulation technique, the modulated data symbols having the diversified symbol type configuration being generated by modulating first OFDM subcarriers using the first modulation technique for generating first type symbols, modulating second OFDM subcarriers adjacent the first OFDM subcarriers in the frequency domain using the second modulation technique for generating second type symbols and modulating third OFDM subcarriers using the third modulation technique for generating third type symbols; and
at the OFDM receiver side, consider the first type symbols as first channel responses and to process said first channel responses for detecting the second type symbols and to consider the second type symbols as second channel responses and to process said first and second channel responses for detecting the third type symbols,wherein the first, second and third type symbols used by the channel estimation device are data-bearing symbols only and are free of pilot symbols.

US Pat. No. 10,484,223

SYSTEMS AND METHODS FOR PHASE NOISE TRACKING REFERENCE SIGNAL SEQUENCE GENERATION USING DEMODULATION REFERENCE SIGNALS

Telefonaktiebolaget LM Er...

1. A method by a user equipment in a cellular network for transmitting a phase noise tracking reference signal (PNT-RS) together with a data transmission, the method comprising:using a demodulation reference signal (DMRS) of a first resource element in a subcarrier for generating the PNT-RS in a second resource element of the subcarrier, wherein the DMRS is assigned to an orthogonal frequency division multiplexing (OFDM) symbol, and wherein the first resource element is the resource element intersecting the subcarrier assigned to the PNT-RS and the OFDM symbol assigned to the DMRS; and
transmitting the data transmission, the DMRS and the PNT-RS to the network.

US Pat. No. 10,484,214

TECHNIQUE FOR CROSSTALK REDUCTION

TELEFONAKTIEBOLAGET LM ER...

1. A radio communication device comprising a crosstalk detector for use in an arrangement for reducing crosstalk between a first controlled oscillator (CO1) and a second controlled oscillator (CO2), wherein the crosstalk detector is configured to detect a crosstalk signal generated by the first controlled oscillator to the second controlled oscillator, the crosstalk detector comprising:means for producing a mixed signal (m1(t)) by mixing a clock signal (S1(t)) generated by the second controlled oscillator with a signal having a fixed relationship with the clock signal;
means for filtering the mixed signal (m1(t)) to produce a filtered signal;
an amplifier configured to receive the mixed signal (m1(t)) and to produce an amplified signal (a1(t));
means for converting the amplified signal (a1(t)) into a signal (m2(t)) which is an indication for the crosstalk signal.

US Pat. No. 10,484,210

SUCCESSIVE INTERFERENCE CANCELLATION AND MULTI-USER MINIMUM MEAN SQUARE CHANNEL ESTIMATION BASED ON SOFT DECODING INFORMATION

Alcatel Lucent, Murray H...

1. A method comprising:receiving a first signal that is a superposition of symbols transmitted concurrently by a set of users in shared resources of an aft interface; and
performing successive interference cancellation for the set of users, wherein an iteration of successive interference cancellation for a current user in the set of users comprises:
canceling, for the current user, interference in the first signal produced by the symbols transmitted by previous users in the set of users, wherein canceling the interference is performed based on soft estimates of symbols transmitted by the previous users, wherein the soft estimates of the symbols transmitted by the previous users were reconstructed in previous iterations of the successive interference cancellation based on previous log likelihood ratios (LLRs) generated by decoding of the symbols transmitted by the previous users;
decoding a current symbol transmitted by the current user and received in the first signal after canceling the interference based on the soft estimates of the symbols transmitted by the previous users;
reconstructing a current soft estimate of the current symbol transmitted by the current user based on a current LLR that represents a likelihood that the decoded current symbol is the same as the current symbol transmitted by the current user; and
feeding back the current soft estimate of the current symbol transmitted by the current user to cancel interference in at least one subsequent iteration of the successive interference cancellation for the set of users.

US Pat. No. 10,484,209

DATA TRANSMISSION METHOD AND DEVICE

ZTE CORPORATION, Shenzhe...

1. A data transmission method, comprising:obtaining N data symbols to be sent;
determining N complex sequences to be used;
processing the N data symbols using the N complex sequences respectively to generate N data symbol sequences;
superimposing the N data symbol sequences to generate a superimposed data symbol sequence; and
sending the superimposed data symbol sequence;
wherein N is an integer number greater than or equal to 2;
wherein a length of the complex sequence is L, each element of the complex sequence is a complex number, and values of both a real part and an imaginary part of each element of the complex sequence come from an M-ary set of real numbers, wherein L is an integer number greater than 1 and M is an integer number greater than 2;
wherein the M-ary set of real numbers comprises:
a set consisting of M different integer numbers within a range [?(M?1)/2, (M?1)/2] when M is an odd number greater than 2; or
a set consisting of M different odd numbers within a range [?(M?1), (M?1)] when M is an even number greater than 2; or
a set consisting of M real numbers obtained by multiplying M different integer numbers within a range [?(M?1)/2, (M?1)/2] by a first preset coefficient respectively when M is an odd number greater than 2; or
a set consisting of M real numbers obtained by multiplying M different odd numbers within a range [?(M?1), (M?1)] by a second preset coefficient respectively when M is an even number greater than 2.

US Pat. No. 10,484,208

ANOMALIES DETECTION SYSTEM AND METHOD FOR STRUCTURE

WISTRON NEWEB CORPORATION...

1. A structure detection system, comprising:a first transceiver;
a second transceiver, communicating with the first transceiver to detect a structure, wherein in a first time-reversal (TR) test, the first transceiver is configured to send a first probing signal, the second transceiver is configured to receive the first probing signal and to perform a time-reversal (TR) process to generate a first time-reversal (TR) signal to be sent to the first transceiver, and the first transceiver is configured to obtain a first channel state information (CSI) in response to the first time-reversal (TR) signal, and wherein in a second time-reversal (TR) test, the second transceiver is configured to send a second probing signal, the first transceiver is configured to receive the second probing signal and to perform the TR process to generate a second time-reversal (TR) signal to be sent to the second transceiver, and the second transceiver is configured to obtain a second CSI in response to the second TR signal; and
a processor provided in the first transceiver, the second transceiver or a server and configured to compare a combination of the first CSI and the second CSI to a reference CSI for detecting anomalies associated with the structure,
wherein the first CSI, the second CSI and the reference CSI are each represented by a CSI matrix H, wherein H=[H1, H2, . . . , Hn], where H1, H2, . . . , Hn are components each including an amplitude and a phase of each of a plurality of subcarriers;
wherein the processor is further configured to execute a detection algorithm to compare an average amplitude matrix HA of the first CSI and the second CSI to an average reference amplitude matrix HS of the reference CSI for detecting anomalies associated with the structure;
wherein HA=[(?H11?+?H12?)/2, (?H21?+?H22?)/2, . . . , (?Hn1?+?Hn2?)/2], where ?H11?, ?H21?, . . . , ?Hn1? are amplitudes of each of the plurality of subcarriers obtained in the first CSI, and ?H12?, ?H22?, ?Hn2? are amplitudes of each of the plurality of subcarriers obtained in the second CSI, and
wherein HS=[?Havg1?, ?Havg2?, . . . , ?Havgn?], where ?Havg1?, ?Havg2?, . . . , ?Havgn? are amplitudes of each of the plurality of subcarriers in the reference CSI.

US Pat. No. 10,484,207

METHOD AND APPARATUS FOR CHANNEL ESTIMATION IN WIRELESS COMMUNICATION SYSTEM

Samsung Electronics Co., ...

1. A method for operating a reception device, the method comprising:obtaining a basis expansion model (BEM) basis vector based on reference signals received from a transmission device;
obtaining at least one BEM coefficient corresponding to at least one non-zero entry of a channel impulse response (CIR) based on the BEM basis vector;
obtaining the CIR based on the at least one BEM coefficient and the BEM basis vector;
obtaining a channel frequency response (CFR) from the CIR; and
processing received signals using the CFR.

US Pat. No. 10,484,197

INTERNET OF THINGS (IOT) COMMUNICATION METHOD, COMMUNICATION END, AND USER END

TENCENT TECHNOLOGY (SHENZ...

1. An Internet of Things (IoT) communication method performed by a wireless Access Point (AP) which is a communication end, the method comprising:receiving, via an instant messaging (IM) account of the wireless AP, access information and control information sent from an IM account of the wireless AP, access information and control information sent from an IM account of a user end, and communicating wirelessly through an Intelligent Grouping and Resource Sharing (IGRS) protocol with a plurality of source terminals without any intervention of additional equipment, wherein:
the access information sent from the IM account of the user end includes an identifier of a source terminal and an access command which enables the wireless AP to directly access wirelessly through the IGRS protocol, status information of the source terminal,
the control information sent from the IM account of the user end includes the identifier of the source terminal and a control command which enables the wireless AP to directly control wirelessly through the IGRS protocol, the source terminal, and
the IM account of the wireless AP and the IM account of the user end are bound to each other in an instant messaging software, such that the IM account of the user end is the only account holder authorized to send the access command and the control command to the IM account of the wireless AP;
sending directly and wirelessly through the IGRS protocol, the access command and the control command to the source terminal which is specified by the identifier of the source terminal;
obtaining wirelessly, source information returned from the source terminal in response to receiving the access command and the control command from the wireless AP; and
sending wirelessly, via the IM account of the wireless AP, the source information to the IM account of the user end.

US Pat. No. 10,484,195

METHOD AND APPARATUS FOR SHARING FUNCTIONS BETWEEN DEVICES VIA A NETWORK

Samsung Electronics Co., ...

1. A method of sharing a function between devices via a network, the method comprising:transmitting, by a second device, in response to a selection by a first device, of the second device capable of performing at least one of an encoding function and a decoding function which is unavailable at the first device, from among devices connected to the network, a response to the first device for authorizing a linkage with the first device;
receiving, by the second device, multimedia content which is unplayable by the first device based on an encoding incapability or a decoding incapability of the first device, via the linkage;
processing the multimedia content by at least one of encoding and decoding the multimedia content to enable the first device to play the processed multimedia content; and
transmitting result data comprising the processed multimedia content to the first device via the linkage.

US Pat. No. 10,484,167

CIRCUIT FOR AND METHOD OF RECEIVING A SIGNAL IN AN INTEGRATED CIRCUIT DEVICE

Xilinx, Inc., San Jose, ...

1. A circuit for receiving a signal in an integrated circuit, the circuit comprising:a sampler configured to receive an input data signal, wherein the sampler generates sampled data and a receiver output clock;
a clock and data recovery circuit configured to receive the sampled data and the receiver output clock and to generate a first phase interpolator code and a second phase interpolator code; and
a phase interpolator configured to receive the first phase interpolator code and the second phase interpolator code;
wherein the phase interpolator generates a first phase interpolator control signal and second phase interpolator control signal during a clock cycle based upon the first phase interpolator code and the second phase interpolator code generated for the clock cycle; and
wherein the sampler receives, from the phase interpolator, a first recovered clock signal based upon the first phase interpolator control signal and a second recovered clock signal based upon the second phase interpolator control signal.

US Pat. No. 10,484,165

LATENCY BUFFER CIRCUIT WITH ADAPTABLE TIME SHIFT

STMicroelectronics Intern...

1. A circuit, comprising:a multiplexer having a plurality of inputs configured to receive data words in parallel and having an output configured to output selected ones of the received data words in series in response to a select signal;
a first-in first-out (FIFO) circuit configured to supply the data words in parallel in response to an edge of a master clock signal; and
a timing control circuit configured to generate the select signal and the master clock signal in response to a temporal shift signal and a system clock signal, wherein the timing control circuit responds to an assertion of the temporal shift signal by modifying a duty cycle of the master clock signal and controlling a sequence of values for the select signal.

US Pat. No. 10,484,164

CLOCK AND DATA RECOVERY FOR PULSE BASED MULTI-WIRE LINK

QUALCOMM Incorporated, S...

1. A clock recovery circuit, comprising:a plurality of input latches configured to assume a first state when a first pulse is received in one or more of a plurality of input signals;
combinational logic configured to provide a second pulse in response to the first pulse;
a delay circuit configured to produce a third pulse on a receive clock that is delayed with respect to the second pulse; and
a plurality of output flip-flops configured to capture the first state when triggered by the third pulse,
wherein the first state identifies which of the plurality of input signals has received input pulses.

US Pat. No. 10,484,162

FULL DUPLEX TRANSMISSION SETUP AND RELEASE MECHANISM

ZTE Corporation, Shenzhe...

1. A method of detecting orthogonal frequency division multiplexed (OFDM) transmissions on a wireless transmission medium, comprising:detecting a first radio frequency (RF) energy signal in a first time window, wherein the first time window has a duration of a guard interval of an OFDM symbol;
detecting a second RF energy signal in a second time window, wherein the second time window has a duration of the guard interval of the OFDM symbol, and wherein the first and second time windows are separated by a variable delay in time domain;
adjusting the variable delay for facilitating aligning the first RF signal and the second RF energy signal;
correlating the first RF energy signal detected in the first time window with the second RF energy signal detected in the second time window to obtain one or more correlation peaks along time domain; and
making determination about whether or not the wireless transmission medium is presently carrying transmissions based on a time domain characteristic of the correlation.

US Pat. No. 10,484,160

MOBILE COMMUNICATION SYSTEM, USER TERMINAL, PROCESSOR, STORAGE MEDIUM, AND BASE STATION SUPPORTING PROXIMITY SERVICE COMMUNICATION

KYOCERA Corporation, Kyo...

1. A mobile communication system comprising:a user terminal; and
a base station, wherein
the user terminal is configured to transmit, to the base station, first information for the base station to recognize traffic characteristics related to assignment of periodic radio resources in a Proximity Service communication, wherein the Proximity Service communication does not pass through a network and is performed between terminals,
the user terminal is configured to monitor a PDCCH that has an RNTI allocated for the Proximity Service communication,
the user terminal is configured to receive radio resource information indicating the periodic radio resources related to the first information and assigned for the Proximity Service communication, from the base station, the radio resource information being received by monitoring the PDCCH having the RNTI,
the user terminal is further configured to transmit, to the base station, second information indicating a destination in the Proximity Service communication,
the user terminal is configured to perform HARQ retransmissions based on the periodic radio resources when transmitting data in the Proximity Service communication,
the user terminal is configured to receive a first radio signal from another user terminal via the Proximity Service communication, the first radio signal including first data and information indicating a transmission power of the first radio signal,
the user terminal is configured to measure a received power of the first radio signal, and
the user terminal is configured to determine a transmission power of a second radio signal to be transmitted from the user terminal to the another user terminal via the Proximity Service communication, on the basis of the measured received power of the first radio signal and the transmission power of the first radio signal indicated by the information.

US Pat. No. 10,484,155

COMMUNICATION APPARATUS AND RETRANSMISSION CONTROL METHOD

Panasonic Intellectual Pr...

1. A communication apparatus comprising:a receiver, which, in operation, in case of carrier aggregation aggregating a primary cell and one or more secondary cells, receives a physical HARQ indicator channel (PHICH) including an ACK or NACK transmitted from another communication apparatus in the primary cell and not in the one or more secondary cells;
a retransmission controller, which, in operation, controls retransmission of data to the other communication apparatus in the primary cell based on the PHICH and assignment control information received in the primary cell, and
controls retransmission of data to the other communication apparatus in the one or more secondary cells based on assignment control information received in one of the primary cell and the one or more secondary cells and not based on the PHICH; and
a transmitter, which, in operation, transmits the retransmission data on a physical uplink shared channel (PUSCH).

US Pat. No. 10,484,152

METHOD AND APPARATUS FOR TRANSMITTING OR RECEIVING REFERENCE SIGNAL IN BEAMFORMING COMMUNICATION SYSTEM

Samsung Electronics Co., ...

1. A method for transmitting a reference signal by a base station in a beamforming communication system, comprising:generating a reference signal sequence for a reference signal to be used for a beam search;
mapping the reference signal sequence to modulation symbols which correspond to resource elements with same subcarrier spacing which is predetermined on a frequency domain among resource elements to be used for transmitting the reference signal;
generating an orthogonal frequency division multiplex (OFDM) signal including the modulation symbols, wherein one OFDM symbol included in the OFDM signal comprises a sequence pattern associated with the reference signal sequence that is repeated a plurality of times over a duration of the one OFDM symbol, and wherein the duration of the one OFDM symbol corresponds to a duration of sub-symbols determined for repetition of the sequence pattern on a time domain; and
transmitting the OFDM signal using at least one transmission beam among a plurality of transmission beams.

US Pat. No. 10,484,147

TECHNIQUES FOR ENHANCED MACHINE TYPE COMMUNICATION ACKNOWLEDGMENT BUNDLING

QUALCOMM Incorporated, S...

1. A method for wireless communication by a base station (BS), comprising:determining a plurality of acknowledgment (ACK) parameters for acknowledging a transmission comprising a plurality of instances of a data channel across a plurality of subframes, wherein the plurality of ACK parameters are determined for each instance of a plurality of instances of a control channel, each instance of the plurality of instances of the control channel being associated with a different instance of the plurality of instances of the data channel in the transmission, such that an ACK for the plurality of instances of the data channel across the plurality of the subframes is sent on a single uplink subframe; and
signaling an indication of the plurality of ACK parameters determined for each instance of the plurality of instances of the control channel to a user equipment (UE), wherein:
the plurality of ACK parameters determined for each instance of the plurality of instances of the control channel comprise a first ACK parameter that conveys a size of the transmission and a second ACK parameter that conveys an amount of time for the UE to delay acknowledging a data transmission in the associated instance of the data channel after receiving the data transmission;
the first ACK parameter of the plurality of ACK parameters for the instance of the control channel associated with a last instance of the data channel in the transmission indicates a correct size of the transmission; and
the size of the transmission comprises a number of the plurality of instances of the data channel in the transmission.

US Pat. No. 10,484,146

DOWNLINK RETRANSMISSION UNDER UNRELIABLE CODE BLOCK GROUP (CBG) LEVEL ACK/NACK FEEDBACK

QUALCOMM Incorporated, S...

1. A method for wireless communication by a User Equipment (UE), comprising:transmitting to a base station (BS), feedback indicating an Acknowledgement (ACK) or a Negative Acknowledgement (NACK) corresponding to each of received set of code block groups (CBGs) transmitted by the BS to the UE;
receiving an indication including information regarding whether the feedback was correctly decoded at the BS; and
processing a retransmission of one or more of the CBGs based on the received indication.

US Pat. No. 10,484,144

HYBRID AUTOMATIC REPEAT REQUEST MANAGEMENT FOR LOW LATENCY COMMUNICATIONS

QUALCOMM Incorporated, S...

1. A method for wireless communication, comprising:allocating a first number of hybrid automatic repeat request (HARQ) identifications (IDs) to a first portion of a buffer, the first number of HARQ IDs being associated with HARQ operation for first transmission time intervals (TTIs);
allocating a second number of HARQ IDs to a second portion of the buffer, the second number of HARQ IDs being associated with HARQ operation for second TTIs, the second TTIs being a different size than the first TTIs, wherein the first portion and the second portion do not change a total buffer size, and wherein at least one of the first number of HARQ IDs or the second number of HARQ IDs is a shared HARQ ID that is shared between the HARQ operation for the first TTIs and the HARQ operation for the second TTIs;
receiving a data transmission in a first TTI associated with the shared HARQ ID allocated to the first portion of the buffer; and
receiving a retransmission of the data transmission in a second TTI, the retransmission associated with the shared HARQ ID allocated to the second portion of the buffer.

US Pat. No. 10,484,136

HIGH SPEED INTERLEAVER/DEINTERLEAVER DEVICE SUPPORTING LINE RATE, AND METHOD THEREOF

Hughes Network Systems, L...

1. A method for deinterleaving samples for a frame, the method comprising:providing a memory and a stream count selected from n-different supported stream counts;
virtually dividing the memory into x-rows, y-columns and the y-columns into equal sections, wherein a section count equals the stream count, x is at least a frame length divided by v and y is calculated as a common denominator of a majority of the n-different supported stream counts;
calculating, for a sample of the samples, a write address comprising a row and stream count number of columns in the row based on a location of the sample in the frame, wherein the sample comprises stream count soft decisions;
receiving the sample; and
writing the sample to the memory,
wherein each soft decision of the sample is written row-wise to a respective column of the row and the memory is less than or equal to the frame length.

US Pat. No. 10,484,133

METHODS AND SYSTEMS FOR DECODING A DATA SIGNAL BASED ON THE GENERATION OF A DECODING TREE

INSTITUT MINES-TELECOM, ...

1. A method of decoding a received data signal in a communication system, wherein said method comprises:iteratively constructing a decoding tree, each node of said decoding tree corresponding to a component of a symbol of said data signal, and being associated with a metric,wherein said step of iteratively constructing the decoding tree implements at least one iteration of the following steps, for a current node of the tree stored in the top of a stack:generating a reference child node (si) of said current node from said vector representing the received data signal,
from the reference child node (si), generating a first neighbor child node by subtracting a positive integer parameter (p) from the value of the reference node (si), and a second neighbor child node by adding said positive integer parameter (p) to the value of the reference child node (si);
storing in said stack at most three child nodes among the reference child node and said first and second neighbor child nodes, each child node being stored in the stack in association with node information comprising a predetermined metric, the nodes in the stack being ordered by increasing values of metrics;
removing the current node from said stack;
selecting the top node of said stack as the new current node;wherein the value of each node in the tree corresponds to the component of a symbol belonging to a given constellation having a predefined range between a minimum threshold and a maximum threshold, each step of generating a child node comprising setting the value of the child node based on said maximum and minimum thresholds wherein said method further comprises determining an estimation of said data signal from the node information stored in said stack.

US Pat. No. 10,484,132

METHOD FOR ENCODING BASED ON PARITY CHECK MATRIX OF LDPC CODE IN WIRELESS COMMUNICATION SYSTEM AND TERMINAL USING THIS

LG Electronics Inc., Seo...

1. A method of encoding information, by a transmitting device using a parity check matrix of a low-density parity-check code, for transmission over a communication channel, the method comprising:determining, by the transmitting device, the parity check matrix of dimensions at least 7Z rows and 17Z columns comprising 7 rows and 17 columns of Z×Z-sized submatrices that are indexed by submatrix row index m (where 0?m?6) and submatrix column index n (where 0?n?16), wherein Z is a non-zero integer, and wherein:
for submatrix row index m=0 and for submatrix column indices n={0, 1, 2, 3, 6, 9, 10, 11}, each submatrix at submatrix index (m, n) is obtained based on a respective value among {145, 131, 71, 21, 23, 112, 1, 0},
for submatrix row index m=1 and for submatrix column indices n={0, 3, 4, 5, 6, 7, 8, 9, 11, 12}, each submatrix at submatrix index (m, n) is obtained based on a respective value among {142, 174, 183, 27, 96, 23, 9, 167, 0, 0},
for submatrix row index m=2 and for submatrix column indices n={0, 1, 3, 4, 8, 10, 12, 13}, each submatrix at submatrix index (m, n) is obtained based on a respective value among {74, 31, 3, 53, 155, 0, 0, 0},
for submatrix row index m=3 and for submatrix column indices n={1, 2, 4, 5, 6, 7, 8, 9, 10, 13}, each submatrix at submatrix index (m, n) is equal to a circularly column-shifted identity matrix of size Z×Z that is obtained based on a respective value among {239, 171, 95, 110, 159, 199, 43, 75, 1, 0},
for submatrix row index m=4 and for submatrix column indices n={0, 1, 11, 14}, each submatrix at submatrix index (m, n) is obtained based on a respective value among {29, 140, 180, 0},
for submatrix row index m=5 and for submatrix column indices n={0, 1, 5, 7, 11, 15}, each submatrix at submatrix index (m, n) is obtained based on a respective value among {121, 41, 169, 88, 207, 0}, and
for submatrix row index m=6 and for submatrix column indices n={0, 5, 7, 9, 11, 16}, each submatrix at submatrix index (m, n) is obtained based on a respective value among {137, 72, 172, 124, 56, 0},
generating encoded data, by the transmitting device, based on encoding the information with the determined parity check matrix; and
transmitting, by a transceiver of the transmitting device, the encoded data over the communication channel.

US Pat. No. 10,484,104

METHOD FOR OVER-THE-AIR MEASUREMENT SIGNAL GENERATION

Spirent Communications, I...

1. A method of generating and transmitting a test signal for an over-the-air test of a device-under-test that is in simulated motion, comprising:dithering Doppler shifts of a carrier frequency of the test signal on one or more sub-path components of the test signal to produce slightly different Doppler shifted frequencies per sub-path component, wherein the sub-path components are at a first polarization orientation and a second polarization orientation, wherein different Doppler shifted frequencies, respectively, are radiated from two respective elements in a dual polarized antenna.

US Pat. No. 10,484,101

TRANSMITTER/RECEIVER AND TRANSMITTING/RECEIVING METHOD

SONY CORPORATION, Tokyo ...

1. A transmitter/receiver, comprising:a first electrode within a first specific distance from a communication medium;
a second electrode that faces the first electrode;
a third electrode within a second specific distance from the communication medium;
a transmission circuit configured to transmit a signal, wherein the transmission circuit is connected to the first electrode and the second electrode;
a reception circuit configured to receive the signal, wherein the reception circuit is connected to the first electrode and the second electrode;
a switch configured to electrically connect the second electrode to the third electrode; and
an electrode control unit configured to:
control the electrical connection between the second electrode and the third electrode by one of a turn ON operation or a turn OFF operation of the switch,
connect the second electrode to the third electrode during the transmission of the signal; and
disconnect the electrical connection between the second electrode and the third electrode when power consumption required for the transmission of the signal exceeds a specific value during the transmission of the signal.

US Pat. No. 10,484,099

METHODS AND SYSTEMS FOR COMMUNICATIVELY COUPLING VEHICLES AND GROUND SYSTEMS

The Boeing Company, Chic...

14. A system configured to communicate with a vehicle on-board system, the system comprising:a ground sub-system configured to provide power to and to communicate with the vehicle on-board system, the ground sub-system comprising an integrated power and communications connector comprising:
a socket comprising a conductive portion and an optical communication portion, wherein the integrated power and communications connector is configured to supply power to the vehicle on-board system via the conductive portion, and is configured to communicate data between the vehicle on-board system and the ground sub-system via the optical communication portion; and
an optical-to-Ethernet interface in communication with the optical communication portion of the socket, wherein the interface is configured to at least one of receive or transmit optical signals including the data via the optical communication portion.

US Pat. No. 10,484,098

CHANNEL BONDING IN PASSIVE OPTICAL NETWORKS

Futurewei Technologies, I...

1. A method implemented at a transmitter in a passive optical network (PON), the method comprising:the transmitter fragmenting a data packet into multiple frames, with each frame of the multiple frames including a data packet preamble, with the data packet preamble including an indicator associated with at least one lane to be used to transmit the data packet and a logical link identifier (LLID), the indicator identifying a first lane selected from a plurality of lanes, identifying at least one frame transmitted over the first lane, and identifying a lane order of the plurality of lanes; and
the transmitter transmitting the multiple frames over the plurality of lanes.

US Pat. No. 10,484,097

COMMUNICATION REPEATER SYSTEM AND METHOD

Kabushiki Kaisha Tashiba,...

1. A communication repeater system comprising:a plurality of radio frequency units which correspond to base station systems and convert a radio signal from the corresponding base station systems into a digital signal and transmit the digital signal, the base station systems having mutually independent reference clocks for a transmission and reception switching timing at which transmission and reception of an uplink signal and a downlink signal are switched by time division,
a plurality of slave station devices, and
a master station device that receives the digital signal from the radio frequency units and establishes communication with a mobile communication terminal device via the slave station devices, the communication repeater system that repeats communication between the mobile communication terminal device and each of the base station systems via the slave station devices, wherein
at least one of the radio frequency units, the master station device, and the slave station devices includes:
a learning-signal input port, and
first processor configured to generate a reference transmission and reception switching timing signal based on a learning signal input to the learning-signal input port, and set the reference transmission and reception switching timing signal as a reference transmission and reception switching timing; and
the rest of the radio frequency units, the master station device, and the slave station devices each includes a second processor configured to correct a variation in the transmission and reception switching timing in accordance with the reference transmission and reception switching timing.

US Pat. No. 10,484,084

METHOD AND SYSTEM TO INCREASE CAPACITY OF HIGH THROUGHPUT SATELLITE COMMUNICATION

Hughes Network Systems, L...

1. A method for providing high throughput communications via a Radio Frequency (RF) satellite, the method comprising:providing a plurality of information bit streams intended for a plurality of downlinks;
modulating an uplink stream comprising the plurality of information bit streams with an uplink modulation scheme to generate an uplink signal;transmitting the uplink signal to the satellite;partitioning, at the satellite, the uplink signal into a plurality of downlink signals, each one of the downlink signals intended for one of the plurality of downlinks;
encoding the uplink stream with a Forward Error Correcting (FEC) scheme; and
decoding and demodulating, at the satellite, the uplink signal,
wherein
the uplink stream comprises the plurality of information bit streams, and
the uplink modulation scheme uses a higher order constellation as compared to a order constellation used by a modulation scheme used for at least one of the plurality of downlinks, and based on the FEC scheme, a Signal-to-Noise (SNR) ratio of an uplink and the uplink modulation scheme, the uplink stream has a frame error rate that is less than or equal to a desired frame error rare.

US Pat. No. 10,484,081

GROUND TERMINALS VIA REMOTE DIGITAL-BEAM-FORMING NETWORKS FOR SATELLITES IN NON-GEOSTATIONARY ORBIT

SPATIAL DIGITAL SYSTEMS, ...

1. A receiving terminal for communication via satellites having non-geostationary orbits, the receiving terminal comprising:an outdoor unit comprising:
an array antenna having a plurality of receiving elements for capturing signal streams from the satellites;
low noise amplifiers for amplifying the captured signal streams;
analog-to-digital conversion blocks for converting the amplified signal streams to digital signal streams;
a pre-processor coupled to the analog-to-digital conversion blocks for performing a wavefront multiplexing transform on the digital signal streams, and generating wavefront multiplexed signal streams; and
an optical line terminal coupled to the pre-processor, comprising RF-to optical drivers for performing optical modulating functions on the wavefront multiplexed signal streams to generate optical waveform streams; and
optical fibers for coupling the optical line terminal to an indoor unit,
wherein each of the wavefront multiplexed signal streams is a unique weighting vector as a linear combination of the digital signal streams.

US Pat. No. 10,484,071

METHOD AND APPARATUS FOR MEASURING AND REPORTING BEAMS IN A BEAMFORMING BASED SYSTEM

Samsung Electronics Co., ...

1. A method by a terminal, the method comprising:receiving measurement report configuration information including first information associated with a number of measurement results per beam from a base station;
measuring a plurality of beams transmitted from a base station based on the measurement report configuration information;
deriving a measurement result based on measurement values of the plurality of beams; and
transmitting the measurement result to the base station,
wherein a number of the measurement values is determined based on the first information, and
wherein the first information indicates a maximum number of measurement values to be averaged per beam.

US Pat. No. 10,484,070

METHOD AND APPARATUS FOR CHANNEL STATE INFORMATION REFERENCE SIGNAL (CSI-RS)

Samsung Electronics Co., ...

1. A method of transmitting channel state information (CSI) by a terminal in a wireless communication system, the method comprising:receiving, from a base station, first information for configuring a set of CSI reference signal (CSI-RS) resources;
receiving, from the base station, second information for selecting at least one CSI-RS resource from the set of CSI-RS resources;
receiving, from the base station, downlink control information (DCI) requesting a report of a CSI, the DCI indicating a CSI-RS resource among the at least one CSI-RS resource;
calculating a CSI parameter based on a CSI-RS corresponding to the indicated CSI-RS resource; and
transmitting, to the base station, the CSI based on the calculated CSI parameter.

US Pat. No. 10,484,068

METHOD FOR REPORTING CHANNEL STATE INFORMATION IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS FOR THE SAME

LG Electronics Inc., Seo...

1. A method of reporting, by a user equipment (UE), channel state information (CSI) in a wireless communication system, the method comprising:receiving, by the UE and from a base station (BS), downlink control information (DCI) related to an aperiodic CSI report that is to be performed by the UE in a slot n;
determining, by the UE, a value nCQI_ref based on a number of symbols Z? related to a time for computing the CSI;
determining, by the UE, a CSI reference resource as being a slot n?nCQI_ref in a time domain that is to be used for the aperiodic CSI report; and
transmitting, by the UE and to the BS, the aperiodic CSI report in the slot n, based on the CSI reference resource being slot n?nCQI_ref,
wherein the nCQI_ref is a smallest value greater than or equal to ?Z?/Nsymbslot? such that the slot n?nCQI_ref satisfies a valid downlink slot criteria, and
wherein ?·? is a floor function and Nsymbslot is a number of symbols in one slot.

US Pat. No. 10,484,049

COMMUNICATION SYSTEM

UNIST (Ulsan National Ins...

1. A signal transmission and reception apparatus that performs communication by inducing an electromagnetic field in a conductive object and by using the object as a medium, the apparatus comprising;an external communication module configured to exchange data with an external communication terminal using at least one first communication scheme of a wired communication and a wireless communication; and
a magnetic field communication module configured to induce the electromagnetic field within the object and to carry the data in the induced electromagnetic field, as a signal and thereby transmit the data;
wherein the conductive object comprises a plurality of metal bulkheads that is physically separate from each other and in contact with each other; and
wherein the magnetic field communication module is supplied with power and induces the electromagnetic field in the plurality of metal bulkheads and a counterpart device, and carries the data in the electromagnetic field and thereby transmits the data.

US Pat. No. 10,484,044

DIFFERENTIAL TERMINATION MODULATION FOR BACK-CHANNEL COMMUNICATION

HUAWEI TECHNOLOGIES CO., ...

1. A receiver for receiving a data signal over a communication link and sending back-channel data over the communication link, comprising:a first resistive element having an adjustable first resistance, the first resistance being adjusted based on a received first resistor tuning signal;
a second resistive element having a second resistance;
a terminator for differentially terminating the communication link using the first resistive element and the second resistive element; and
a back-channel data encoder for:
receiving a back-channel data signal; and
providing a first resistor tuning signal to the first resistive element based on the back-channel data signal.

US Pat. No. 10,484,043

ADAPTIVE BLIND SOURCE SEPARATOR FOR ULTRA-WIDE BANDWIDTH SIGNAL TRACKING

HRL Laboratories, LLC, M...

1. A system for blind source separation, the system comprising:one or more processors and a non-transitory computer-readable medium having executable instructions encoded thereon such that when executed, the one or more processors perform operations of:
continuously passing a time-series of data points from one or more mixtures of source signals through a plurality of adaptable filters having center frequencies, resulting in a plurality of output signals, each filter in the plurality of adaptable filters having a corresponding output signal;
determining an error of each output signal, resulting in a set of error signals;
determining a filter state of each filter using the error signals, resulting in a set of filter states;
adapting a set of filter center frequencies with a filter center frequency adapter by receiving and using both the set of error signals and the set of filter states, resulting in new filter center frequencies;
updating the set of filter center frequencies with the new filter center frequencies; and
extracting separated source signals from the mixture of signals.

US Pat. No. 10,484,042

BIDIRECTIONAL DATA LINK

TEXAS INSTRUMENTS INCORPO...

1. A bidirectional data link, comprising:a forward channel transmitter circuit, comprising:
a forward channel driver circuit; and
a back channel receiver circuit coupled to the forward channel driver circuit, the back channel receiver circuit comprising:
a summation circuit coupled to the forward channel driver circuit; and
an active filter circuit coupled to the summation circuit; and
a forward channel receiver circuit, comprising:
a forward channel receiver; anda back channel driver circuit coupled to the forward channel receiver;wherein the active filter circuit comprises:
a first transistor coupled to the summation circuit;
a second transistor coupled to the first transistor to form a differential amplifier; and
a first capacitor coupled to outputs of the differential amplifier;wherein the active filter circuit comprises:a third transistor;
a fourth transistor connected to the third transistor to form a cross-coupled pair; and
a second capacitor coupled to outputs of the cross-coupled pair.

US Pat. No. 10,484,037

RADIO FREQUENCY (RF) TRANSCEIVER AND OPERATING METHOD THEREOF

Samsung Electronics Co., ...

1. A radio frequency (RF) transceiver comprising:a first oscillator configured to generate a first oscillation frequency associated with an RF signal;
a second oscillator configured to generate a second oscillation frequency associated with a clock frequency;
a quenching wave generator configured to generate a quenching signal to control a negative-R generator of the first oscillator using the second oscillation frequency; and
a comparer configured to generate a digital output signal associated with the RF signal based on consideration of the first oscillation frequency, the second oscillation frequency, and a reference.

US Pat. No. 10,484,034

TABLET COMPUTER CASE

Griffin Technology, LLC, ...

1. A device case for a portable electronic device, the device case comprising:a housing having a back surface, the back surface having hinge holes and hinge slots;
an inner stand connected to the back surface by hinge protrusions on the inner stand that are inserted into the hinge holes;
an outer stand connected to the back surface by compressible protrusions that engage said hinge slots such that the outer stand can separate from the device case without breaking, at least a portion of the outer stand is flexible such that applying a threshold pressure to the device case causes the flexible portion to flex; and
a locking portion formed on the outer stand that locks the inner stand into an open position with respect to the outer stand, wherein the locking portion releases the inner stand and the outer stand from the open position when the threshold pressure is applied.

US Pat. No. 10,484,032

INTEGRATED NETWORKING EQUIPMENT AND DIVERSITY ANTENNA IN LIGHT BULB

BBY SOLUTIONS, INC., Ric...

1. A lamp device, comprising:a base, the base including a connector to connect with a power source;
a bulb structure, the bulb structure extended from the base;
first and second solid-state lighting elements electrically connected to the connector of the base to receive electrical power from the power source, the first and second solid-state lighting elements being coupled to the bulb structure in an arrangement to disperse light from the lamp device;
a radio frequency (RF) transceiver coupled to the first solid-state lighting element and the second solid-state lighting element;
a first antenna provided by a first portion of the bulb structure, the first antenna being coupled to the RF transceiver, and a second antenna provided by a second portion of the bulb structure, the second antenna being coupled to the RF transceiver and isolated from the first antenna to function independently in a multi-antenna configuration; and
wherein the RF transceiver is arranged to use the first antenna and the second antenna in the multi-antenna configuration to provide transmission and reception of respective RF signals.

US Pat. No. 10,484,028

SQUELCH SUB-SYSTEM USING CORRELATION BETWEEN UPLINK PATHS

CommScope Technologies LL...

1. A system comprising:a first signal path configured to receive a first uplink signal and a second signal path configured to receive a second uplink signal;
a correlator communicatively coupled to the first signal path and the second signal path and configured to configured to produce respective correlation data indicative of any of correlation between the respective first uplink signal and the respective second uplink signal, wherein the correlator is configured to determine that the first uplink signal is uncorrelated with the second uplink signal by performing a correlation function on a number of samples obtained from each of the first uplink signal and the second uplink signal, the number of samples being set by a correlation window; and
a comparator communicatively coupled to the correlator and configured to cause, based on receiving the correlation data, a first variable gain device in the first signal path to adjust a gain of the first uplink signal and a second variable gain device in the second signal path to adjust a gain of the second uplink signal.

US Pat. No. 10,484,025

MULTIPLE BAND MULTIPLE MODE TRANSCEIVER FRONT END FLIP-CHIP ARCHITECTURE AND CIRCUITRY WITH INTEGRATED POWER AMPLIFIERS

Skyworks Solutions, Inc.,...

1. An integrated circuit architecture defined by a die structure with a plurality of exposed conductive pads arranged in a grid of rows and columns, the integrated circuit architecture comprising:a first operating frequency region corresponding to a physical area on the die structure including a first transmit chain, a first receive chain, and a first antenna conductive pad, the first operating frequency region being defined by a first outer periphery and an opposed first inner periphery;
a second operating frequency region corresponding to a physical area on the die structure including a second transmit chain, a second receive chain, and a second antenna conductive pad, the second operating frequency region being defined by a second outer periphery and an opposed second inner periphery; and
a shared region of the die structure corresponding to a physical area thereon and defined by an overlapping segment of the first operating frequency region and the second operating frequency region, the first inner periphery of the first operating frequency region and the second inner periphery of the second operating frequency region both being adjacent to the shared region, the shared region including either one or both of a shared power input conductive pad connected to the first transmit chain, the second transmit chain, the first receive chain, and the second receive chain, and a shared power detection output conductive pad connected to the first transmit chain and the second transmit chain.

US Pat. No. 10,484,020

SYSTEM AND METHOD FOR PARALLEL DECODING OF CODEWORDS SHARING COMMON DATA

SK Hynix Inc., Gyeonggi-...

1. A decoding apparatus configured for decoding a plurality of codewords in parallel, comprising:a memory;
a processor coupled to the memory, the processor configured to read encoded data including a plurality of codewords from the memory, the plurality of codewords being encoded in a product code in which each codeword has multiple data blocks, each data block having a number of data bits, wherein the plurality of codewords are encoded such that codewords belonging to a same pair of codewords share a common data block; and
one or more decoders, configured to perform parallel decoding of two or more codewords, wherein decoding of each codeword at least partially overlaps in time with decoding of one or more other codewords;
wherein the decoding apparatus is configured to:
perform parallel decoding of a first codeword with one or more other codewords to determine error information associated with each codeword, the first codeword sharing a respective common data block with each of the one or more other codewords, wherein the error information identifies one or more data blocks having one or more errors and associated error bit pattern;
update the one or more other codewords based on the error information;
determine whether to update the first codeword as follows:
determine if common data blocks shared between the first codeword with the one or more other codewords have been identified as having errors in the decoding of the first codeword;
upon determining that the common data blocks have no errors, update the first codeword based on the error information;
for each of the common data blocks in the first codeword that has an error, compare the error bit pattern for the data block in the first codeword with the error bit pattern for a corresponding common data block in the other codewords;
if the error bit patterns match for all the common data blocks that have errors, update data blocks other than the common data blocks in the first codeword without updating the common data blocks; and
if the error bit patterns do not match for any one of the common data blocks that have errors, skip updating of the first codeword;
whereby comparing error bit pattern in updating the first codeword allows reducing skip procedures and reducing a number of codewords that include data blocks which have errors but have not been updated, thus shortening latency loss and increasing decoding throughput.

US Pat. No. 10,484,011

SHIFT-COEFFICIENT TABLE DESIGN OF QC-LDPC CODE FOR LARGER CODE BLOCK SIZES IN MOBILE COMMUNICATIONS

MEDIATEK INC., Hsin-Chu ...

1. A method of wireless communication, comprising:establishing, by a processor of an apparatus, a wireless communication link with at least one other apparatus via a transceiver of the apparatus; and
wirelessly communicating, by the processor, with the other apparatus via the wireless communication link by:
selecting a first shift-coefficient table from a plurality of shift-coefficient tables;
generating a quasi-cyclic-low-density parity-check (QC-LDPC) code using a base matrix and at least a portion of the first shift-coefficient table;
selecting a codebook from a plurality of codebooks embedded in the QC-LDPC code;
storing the selected codebook in a memory associated with the processor;
encoding data using the selected codebook to generate a plurality of modulation symbols of the data; and
controlling the transceiver to multiplex, convert, filter, amplify and radiate the modulation symbols as electromagnetic waves through one or more antennas of the apparatus to transmit the modulation symbols of the data to the other apparatus via the wireless communication link,
wherein the selecting of the first shift-coefficient table from the plurality of shift-coefficient tables comprises selecting the first shift-coefficient table according to one or more rules related to either or both of a code block size and a code rate of the data for relatively larger code block sizes.

US Pat. No. 10,484,006

SYSTEM AND METHOD FOR ARITHMETIC ENCODING AND DECODING

NTT DOCOMO, INC., Tokyo ...

1. A method of arithmetic decoding for converting an information sequence comprised of at least one information piece to derive an event sequence comprised of at least one event, the method comprising:receiving the at least one information piece of the information sequence;
generating context information for the at least one event;
generating, according to the generated context information, a probability estimate estimating a probability of occurrence of the at least one event; and
converting the at least one received information piece to derive the at least one event, using the generated probability estimate, by accounting for a bounded ratio of events to information pieces,
wherein the bounded ratio of events to information pieces is an average bounded ratio of events to information pieces.

US Pat. No. 10,484,005

METHOD AND APPARATUS OF AN ACOUSTIC ENERGY DETECTION CIRCUIT FOR A PULSE DENSITY MODULATION MICROPHONE

NUVOTON TECHNOLOGY CORPOR...

1. A PDM (pulse density modulation) signal energy detection circuit, comprising:a multiple-stage switched-capacitor filter circuit having multiple filter stages for receiving a PDM digital input signal, the multiple-stage switched-capacitor filter circuit producing a non-inverting analog output signal and an inverting analog output signal based on the PDM digital input signal;
a comparator circuit for receiving the non-inverting analog output signal and the inverting analog output signal from the multiple-stage switched-capacitor filter circuit, the comparator circuit producing a pulsed signal when a magnitude of the non-inverting analog output signal or the inverting analog output signal exceeds a pre-set threshold; and
a counter circuit receiving the pulsed signal from the comparator circuit and producing an energy detection signal when a number of consecutive pulsed signals exceeds a pre-set count;
wherein the filter stages each comprises of a single MOSFET gain stage, a MOSFET current source carrying a current Ibias and a switched capacitor network, the single MOSFET gain stage being biased at a current Ibias and having an average voltage of Vnbias at a drain and gate connection, wherein Vnbias is a bias voltage derived from an external MOSFET gate voltage having drain and gate tied together and biased at a current Ibias.

US Pat. No. 10,484,003

A/D CONVERTER

DENSO CORPORATION, Kariy...

1. An A/D converter comprising:an integrator that includes an operational amplifier, and a first feedback capacitor and a second feedback capacitor which are connected in parallel with each other between a first input terminal and an output terminal of the operational amplifier;
a quantizer that outputs a quantization result obtained by quantizing an output signal output from the output terminal of the operational amplifier; and
a D/A converter that includes a D/A converter capacitor having a first terminal connected to the first input terminal of the operational amplifier, wherein
the integrator includes a first feedback switch interposed between the first feedback capacitor and the output terminal of the operational amplifier and a second feedback switch interposed between the second feedback capacitor and the output terminal of the operational amplifier,
an input signal is input to at least one of a portion between the first feedback capacitor and the first feedback switch, and a portion between the second feedback capacitor and the second feedback switch,
the D/A converter capacitor has a second terminal on an opposite side to the first terminal of the D/A converter capacitor, and the second terminal of the D/A converter is connected to the output terminal of the operational amplifier,
the D/A converter repeatedly subtracts charges from charges accumulated in the first feedback capacitor and the second feedback capacitor based on the quantization result to perform A/D conversion of the input signal, and performs subtraction operation for outputting a residual of the A/D conversion as the output signal of the operational amplifier,
the D/A converter transfers the charges accumulated in the first feedback capacitor to the second feedback capacitor after the subtraction operation to perform amplification operation for amplifying the residual of the A/D conversion in the subtraction operation,
the D/A converter repeats subtraction and amplification sequentially based on the quantization result for the residual of the A/D conversion in the subtraction operation amplified by the amplification operation, to perform cyclic operation for A/D converting the residual of the A/D conversion in the subtraction operation, and
the D/A converter performs the A/D conversion of the input signal by adding a result of the A/D conversion in the cyclic operation to a result of the A/D conversion in the subtraction operation.

US Pat. No. 10,483,999

LOOP CONSISTENCY USING MULTIPLE CHANNEL ESTIMATES

Seagate Technology LLC, ...

1. An apparatus comprising:a magnetic disc storage medium;
a read head;
a preamplifier configured to be connected to the read head, wherein the read head is configured to read data from the magnetic disc storage medium, the preamplifier further configured to:
receive a read signal from the head including the read data from the read head; and
apply a signal processing to the read signal to generate an input signal, the signal processing including at least amplifying the read signal; and
a circuit configured to:
generate, by an analog to digital converter (ADC), one or more ADC samples based at least in part on the input signal;
generate a first estimated signal using a first channel pulse response estimation with a gain constraint based on the one or more ADC samples; and
generate a second estimated signal using a second channel pulse response estimation with a phase constraint based on the one or more ADC samples.

US Pat. No. 10,483,998

METHOD OF SIGNAL PROCESSING USING POLLING AND RELATED ANALOG-TO-DIGITAL CONVERTING SYSTEM

Wistron Corporation, New...

1. A method of signal processing for handling a digital signal outputted by an analog-to-digital converter, comprising:determining a candidate interval corresponding to each of multiple sampling points in a sampling space of the digital signal, wherein the candidate interval is one of multiple candidate intervals;
calculating numbers of sampling points corresponding to each of the multiple candidate intervals to determine a delegate candidate interval; and
calculating a delegate value of the sampling space according to a number of sampling points corresponding to the delegate candidate interval and values of the sampling points corresponding to the delegate candidate interval.

US Pat. No. 10,483,994

KICKBACK COMPENSATION FOR A CAPACITIVELY DRIVEN COMPARATOR

TEXAS INSTRUMENTS INCORPO...

1. An analog-to-digital converter (ADC), comprising:a comparator;
a voltage reference circuit;
a first capacitive digital-to-analog converter (CDAC) comprising:
a plurality of capacitors, each comprising:
a top plate coupled to first input of the comparator; and
a bottom plate switchably coupled to an output of the voltage reference circuit;
a second CDAC comprising:
a plurality of capacitors, each comprising:
a top plate coupled to a second input of the comparator; and
a bottom plate switchably coupled to a ground reference;
further comprising edge rate control circuitry configured to adjust the edge rate of an output signal of the comparator based on a significance of a bit being generated by the ADC.

US Pat. No. 10,483,991

SEMICONDUCTOR DEVICE AND TEST METHOD

LAPIS SEMICONDUCTOR CO., ...

1. A semiconductor device comprising a PLL circuit configured to produce an oscillation signal in synchronism with a reference signal, and first and second external terminals, whereinsaid PLL circuit includes:
a phase comparison part configured to detect a phase difference between said reference signal and said oscillation signal to produce a phase difference signal indicative of said phase difference in binary;
a voltage conversion part configured to convert said phase difference signal into a phase difference voltage having a voltage value corresponding to said phase difference represented by said phase difference signal to apply said phase difference voltage to a phase difference voltage node;
an oscillation part configured to produce, as said oscillation signal, a signal having a frequency depending on said phase difference voltage; and
a correction circuit configured to supply a correction current for correcting said phase difference voltage to said phase difference voltage node, wherein
said phase comparison part outputs said phase difference signal through said first external terminal, and
upon reception of a test control signal through said second external terminal, said correction circuit produces a current serving as said correction current depending on said test control signal to supply the produced current to said phase difference voltage node.

US Pat. No. 10,483,987

FAILSAFE CLOCK PRODUCT USING FREQUENCY ESTIMATION

Silicon Laboratories Inc....

1. A method for operating a clock product comprising:generating a quality determination for a reference clock signal based on frequency metrics for a plurality of independent clock signals, the frequency metrics being generated using the reference clock signal; and
generating an output clock signal by locking to an active clock signal selected from the plurality of independent clock signals in response to the quality determination satisfying a predetermined quality metric,
wherein for each input clock signal of the plurality of independent clock signals, the frequency metrics include a current average frequency count, a prior average frequency count, a standard deviation of prior average frequency counts, and a multiplicative constant corresponding to a number of samples used to determine the current average frequency count, prior average frequency count, and standard deviation.

US Pat. No. 10,483,982

FREQUENCY SYNTHESIZER WITH TUNABLE ACCURACY

INTEGRATED DEVICE TECHNOL...

1. An apparatus comprising:a first circuit configured to generate a first code by counting a number of cycles of an input clock signal during a period, wherein said period is determined by an output clock signal and a second code;
a second circuit configured to generate a third code by a delta-sigma modulation of said first code, wherein said third code has fewer bits than the first code; and
a third circuit configured to generate an initial frequency said output clock signal in response to said third code, wherein an accuracy of said initial frequency of said output clock signal is adjusted in response to a current value of said second code.

US Pat. No. 10,483,975

INTEGRATED CIRCUITRY

DigWise Technology Corpor...

1. An integrated circuitry, comprising:a first circuit, a first power supply positive terminal of the first circuit electrically coupled to a power source;
a second circuit electrically coupled in series with the first circuit and the power source, wherein a second power supply positive terminal of the second circuit is electrically coupled to a first power supply negative terminal of the first circuit; a second power supply negative terminal of the second circuit is electrically coupled to a reference potential voltage; and
a voltage conversion circuit electrically coupled between the first circuit and the second circuit, wherein the voltage conversion circuit is configured to receive a signal from the first circuit or the second circuit, and convert a voltage value of the signal according to a first low potential signal of the first power supply negative terminal and a second low potential signal of the second power supply negative terminal.

US Pat. No. 10,483,968

APPARATUS AND METHOD FOR DETERMINING OPTIMUM STACK NUMBER OF RF SWITCH

Samsung Electro-Mechanics...

1. An apparatus for determining an optimum stacking number of a radio frequency (RF) switch, in which a gate-off voltage and a body-off voltage are used to control transistors stacked in series to enter an OFF state, the apparatus comprising:a memory configured to store a peak voltage of a high-frequency signal in a corresponding band, and to store a gate limiting voltage, a drain-source limiting voltage, and a body limiting voltage in a corresponding process for each of the transistors; and
a processor configured to calculate a gate terminal voltage, a drain-source voltage, and a body terminal voltage using the peak voltage, the gate limiting voltage, the drain-source limiting voltage, and the body limiting voltage stored in the memory and to determine an optimum stacking number based on the gate terminal voltage, the gate limiting voltage, the drain-source voltage, the drain-source limiting voltage, the body terminal voltage, and the body limiting voltage.

US Pat. No. 10,483,967

SWITCHING ELEMENT DRIVING CIRCUIT

AISIN AW CO., LTD., Anjo...

1. A switching element driving circuit comprisinga push-pull buffer circuit driving a switching element to be driven, the push-pull buffer circuit amplifying electrical power of a switching control signal and transmitting the amplified switching control signal to a control terminal of the switching element to be driven, wherein:
in the push-pull buffer circuit, switching elements of different polarities are connected in series, as buffer elements, between a first potential and a second potential lower in potential than the first potential;
a connecting point between control terminals of an upper-stage buffer on a side of the first potential and a lower-stage buffer on a side of the second potential serves as an input;
a connecting point between input and output terminals of the upper-stage buffer and the lower-stage buffer serves as an output;
an upper-stage current limiting resistor is provided between the first potential and the upper-stage buffer;
a lower-stage current limiting resistor is provided between the second potential and the lower-stage buffer;
the switching control signal is inputted to the input; and
the output is connected to the control terminal of the switching element to be driven,
a compensation resistor that connects the input to the output; and
an input-side pull-down resistor that connects the input to a negative polarity side of the switching element to be driven,
wherein a sum of a resistance value of the compensation resistor and a resistance value of the input-side pull-down resistor is set to be smaller than a resistance value between the control terminal of the switching element to be driven and an emitter terminal or a source terminal of the switching element, and to be larger than a resistance value of the lower-stage current limiting resistor.

US Pat. No. 10,483,966

SWITCHING CIRCUIT

PANASONIC INTELLECTUAL PR...

1. A switching circuit, comprising:a drive power supply which includes a positive electrode terminal and a negative electrode terminal, and outputs a predetermined drive voltage;
a first transistor and a second transistor which are connected in parallel;
a drive signal source which outputs a drive pulse signal for turning on and off the first transistor and the second transistor; and
a drive circuit, which includes a power supply terminal and a ground terminal, receives supply of electric power from the drive power supply, and outputs, according to the drive pulse signal, a first drive signal for turning on and off the first transistor and a second drive signal for turning on and off the second transistor,
wherein each of the first transistor and the second transistor includes:
a drain electrode and a source electrode in which a main current flows when a corresponding one of the first transistor and the second transistor is ON;
a gate electrode which changes an impedance between the drain electrode and the source electrode according to a corresponding one of the first drive signal and the second drive signal;
a gate terminal connected to the gate electrode;
a drain terminal connected to the drain electrode;
a first source terminal connected to the source electrode for passing the main current between the drain electrode and the source electrode; and
a second source terminal connected to the source electrode for detecting a source voltage and flowing a gate drive current, the second source terminal being provided in addition to the first source terminal,
the first source terminal is connected to the source electrode at an impedance lower than an impedance of the second source terminal,
the drain terminal of the first transistor and the drain terminal of the second transistor are connected to each other,
the first source terminal of the first transistor and the first source terminal of the second transistor are connected to each other,
the gate terminal of the first transistor receives the first drive signal,
the gate terminal of the second transistor receives the second drive signal, and
the second source terminal of the first transistor and the second source terminal of the second transistor are individually and separately connected to a portion of a wiring line which connects the negative electrode terminal of the drive power supply and the ground terminal of the drive circuit.

US Pat. No. 10,483,962

LEVEL SHIFTER

Samsung Electronics Co., ...

1. A level shifter, comprising:a driving circuit, which is configured to receive an input signal and to output a driving signal in response to a first voltage level of the input signal;
a level shifting circuit, which is configured to output an output signal of a second voltage level in response to the driving signal; and
a leakage prevention circuit, which is configured to prevent a leakage current of the driving circuit; and
a damage prevention circuit that prevents damage to the leakage prevention circuit,
wherein the driving circuit comprises at least one native transistor,
wherein the leakage prevention circuit comprises at least one low voltage transistor, and
wherein the damage prevention circuit comprises at least one damage preventing device that is connected to the low voltage transistor in parallel.

US Pat. No. 10,483,960

RADIO FREQUENCY SWITCH WITH LOW OXIDE STRESS

Skyworks Solutions, Inc.,...

1. A circuit arrangement comprising a radio frequency (RF) switch circuit, the radio frequency switch circuit comprising:a voltage divider circuit having an input terminal connected to a first line and an output terminal connected to a second line, the first line being connected to a power source for a supply voltage;
a semiconductor device having an activated state and a deactivated state, a gate terminal of the semiconductor device being connected to the second line of the voltage divider circuit in the activated state, a source terminal and a drain terminal of the semiconductor device each being selectively connected to ground and in the deactivated state, the source terminal and the drain terminal of the semiconductor device each being selectively connected to the power source, oxide direct current stress between the gate terminal and either or both the source terminal and the drain terminal being maintained below power handling limits of the semiconductor device in the deactivated state and the activated state based upon a direct current gate voltage reduced from the supply voltage by the voltage divider.

US Pat. No. 10,483,959

VARIABLE STREAM PULSE WIDTH MODULATION

TEXAS INSTRUMENTS INCORPO...

1. A modulator comprising:splitter logic to receive and to partition an input sample data into at least a first data field and a second data field, wherein the first data field includes a pulse structure value and the second data field includes a pulse placement value;
pattern logic coupled to the splitter logic to:
receive the first data field; and
determine a sequence of pulses based on the pulse structure value of the first data field, wherein the sequence of pulses has a plurality of edges;
edge mover logic coupled to the splitter logic to:
receive the second data field; and
determine edge adjustment data based on the pulse placement value of the second data field, wherein the edge adjustment data specifies a move in time of an edge of the plurality of edges of the sequence of pulses; and
combiner logic coupled to the pattern logic and the edge mover logic to:
receive the sequence of pulses and the edge adjustment data; and
combine the sequence of pulses and the edge adjustment data to provide an output pulse stream that includes the sequence of pulses with the edge occurring at a time as specified by the edge adjustment data.

US Pat. No. 10,483,953

RING OSCILLATOR-BASED TIMER

TEXAS INSTRUMENTS INCORPO...

1. A circuit, comprising:a ring oscillator;
a state capture register, coupled to the ring oscillator, to capture a state of the ring oscillator upon occurrence of an edge of an input periodic signal;
an edge-phase detector to assert an edge detect high signal in response to a first reference clock derived from the ring oscillator being high upon occurrence of the edge of the input periodic signal and to assert an edge detect low signal in response to the first reference clock derived from the ring oscillator being low upon occurrence of the edge of the input periodic signal; anda first register to receive data from the state capture register upon occurrence of one of a rising or falling edge of a second clock derived from the ring oscillator;further comprising:a first state encoder, coupled to the first register, to read data from the first register, invert even numbered bits of the data read from the first register, and pad the data read from the first register, with the even numbered bits inverted, with a plurality of logic ‘1’s;
a second register to receive data from the state capture register upon occurrence of the other of the rising or falling edge of the second clock; and
a second state encoder, coupled to the second register, to read data from the second register, invert odd numbered bits of the data read from the second register, and pad the data read from the second register, with the odd numbered bits inverted, with a plurality of logic ‘0’s.

US Pat. No. 10,483,950

LEVEL CONVERSION DEVICE AND METHOD

TAIWAN SEMICONDUCTOR MANU...

1. A device, comprising:a level shifter configured to output a first output signal at a first output terminal in response to a first input signal having a first logic level, and configured to output a second output signal at a second output terminal in response to the first input signal having a second logic level; and
an output stage configured to receive and adjust the first output signal or the second output signal that is selected in response to the first input signal, and configured to generate a third output signal,
wherein the third output signal has a logic value that is the same as a logic value of the first output signal or the second output signal.

US Pat. No. 10,483,947

ANTI-ALIASING FILTER

MEDIATEK INC., Hsinchu (...

1. An anti-aliasing filter (AAF) for discretization at a sampling period, comprising:an operational amplifier having an input terminal and an output terminal;
a first capacitor coupled between the input terminal and the output terminal;
a second capacitor; and
a first switch coupled between the first capacitor and the second capacitor; wherein:
during a first phase, the first switch conducts the second capacitor to the first capacitor;
during a second phase, the first switch stops conducting the second capacitor to the first capacitor; and
the first phase lasts for one said sampling period, such that a signal transfer function of the AAF has one or more notches at one or more integer multiplications of a sampling frequency, with the sampling frequency being a reciprocal of said sampling period.

US Pat. No. 10,483,943

ARTIFICIALLY ORIENTED PIEZOELECTRIC FILM FOR INTEGRATED FILTERS

GLOBALFOUNDRIES INC., Gr...

1. A structure comprising:a piezoelectric film with effective crystalline orientations of a polar axis rotated 90 degrees from a natural orientation for planar deposited films; and
a conductor pattern formed on a surface of the piezoelectric film, wherein
the conductor pattern comprises electrodes formed on a single, planar surface of the piezoelectric film,
the piezoelectric film has an effective crystalline orientation of the polar axis in a horizontal orientation, with respect to the conductor pattern, and
the effective crystalline orientations of the polar axis are in a vertical direction adjacent to an underlying substrate.

US Pat. No. 10,483,932

METHOD FOR AMPLIFYING AUDIO SIGNAL BASED ON ITS AMPLITUDE AND ELECTRONIC DEVICE SUPPORTING THE SAME

Samsung Electronics Co., ...

1. An electronic device comprising a processor, wherein the processor is configured to:examine a sound level of an audio signal for a preset time, the audio signal obtained from an external source;
check if a frequency with which the examined sound level becomes higher than or equal to a specified level satisfies a preset condition;
change, if the frequency with which the examined sound level becomes higher than or equal to the specified level satisfies the preset condition, a reference level at which a gain value for audio signal amplification is changed in accordance with an amplitude change of the audio signal, for at least one section of the audio signal satisfying the preset condition; and
amplify the at least one section of the audio signal according to the changed reference level.

US Pat. No. 10,483,930

PERSONALIZED ADJUSTMENT OF AN AUDIO DEVICE

BITWAVE PTE LTD., Singap...

1. A system, comprising:a memory that stores computer-executable components; and
a processor, communicatively coupled to the memory, that executes or facilitates execution of the computer-executable components, the computer-executable components comprising:
a tuning component configured to generate first tuning data based on a tuning process associated with a first user identity and performed by a user interface of a device, wherein the tuning component is configured to receive second tuning data from a data storage, and wherein the second tuning data is generated based on a defined dynamic range hearing level and a defined hearing threshold for a second user identity associated with a defined theoretical user; and
a noise suppression component configured to adjust an audio signal based on a digital transformation that employs the first tuning data associated with the tuning process and the second tuning data associated with the data storage to adjust speech data associated with the audio signal and reduce noise data associated with the audio signal.

US Pat. No. 10,483,926

POWER AMPLIFIER MODULE WITH POWER SUPPLY CONTROL

Skyworks Solutions, Inc.,...

1. A power amplification control system comprising:an interface configured to receive a transceiver control signal from a transceiver, the interface including one or more control registers including one or more power amplifier control registers and one or more power supply control registers;
a power amplifier control component configured to generate a power amplifier control signal based on the transceiver control signal from the transceiver and configured to generate a local control signal based on a sensed condition of a power amplifier of the power amplification control system, the power amplifier control component configured to overwrite one or more of the power supply control registers with the local control signal; and
a power supply control component configured to generate a power supply control signal based on the transceiver control signal from the transceiver and the local control signal from the power amplifier control component.

US Pat. No. 10,483,922

PHOTOELECTRIC CONVERSION DEVICE

Canon Kabushiki Kaisha, ...

1. A photoelectric conversion device, comprising:a light receiving element unit including a light receiving element;
first and second transimpedance amplifiers configured to receive a signal outputted from the light receiving element unit and output a voltage corresponding to the signal;
a differential operation amplifier configured to perform a differential amplification for outputs of the first and second transimpedance amplifiers; and
a switching unit, wherein
the switching unit includes:
an output switching unit configured to switch connections between a first state where the light receiving element unit and the first transimpedance amplifier are connected and a second state where the light receiving element unit and the second transimpedance amplifier are connected; and
a capacitance adjusting unit connected to an input terminal of each of the first and second transimpedance amplifiers and configured to adjust a capacitance value of an input node of the first transimpedance amplifier and/or a capacitance value of an input node of the second transimpedance amplifier.

US Pat. No. 10,483,917

POWER AMPLIFIER FOR MILLIMETER WAVE DEVICES

GLOBALFOUNDRIES INC., Gr...

1. An apparatus, comprising:a first circuit configured to provide an injection current, the first circuit comprising at least a first transistor, wherein a tuning of an injection current is at least partially controlled by a first back gate voltage of the first transistor;
an oscillator circuit configured to receive the injection current, wherein the oscillator circuit comprises a second transistor, wherein an oscillator circuit current tuning is at least partially controlled by a second back gate voltage of the second transistor; and
a back gate voltage source capable of providing the first back gate voltage and the second back gate voltage.

US Pat. No. 10,483,915

RADIO FREQUENCY CIRCUIT, TRANSMITTER, BASE STATION, AND USER TERMINAL

Huawei Technologies Co., ...

1. A device, comprising:a receiver, configured to receive a first signal and a second signal;
a first splitter, configured to split the first signal into a third signal and a fourth signal,
a second splitter, configured to split the second signal into a fifth signal and a sixth signal;
a phase adjuster, configured to adjust a phase of the fifth signal to obtain a seventh signal; and
a combiner, configured to combine the seventh signal and the third signal into an eighth signal.

US Pat. No. 10,483,900

SYSTEM AND METHOD FOR CONTROLLING INVERTER FOR DRIVING MOTOR

Hyundai Motor Company, S...

1. A system for controlling an inverter for driving a motor, the system comprising:the motor;
the inverter including a plurality of switching elements turned on or off by a pulse width modulation (PWM) signal, converting DC power supplied thereto into AC power according to on or off of the plurality of switching elements and providing the AC power to the motor;
a current sensor for detecting and outputting a current provided to the motor;
a rotation angle sensor for detecting and outputting a rotor angle of the motor; and
a controller configured for performing a duty determination control for determining a duty of the pulse width modulation signal on a basis of values detected by the current sensor and the rotation angle sensor and a torque command of the motor, associating a time at which the duty determination control is performed with the pulse width modulation signal, and arbitrarily changing a time at which the duty determination control is performed by changing a point in time at which a section that the pulse width modulation signal is higher than a predetermined value appears depending on a random setting time.

US Pat. No. 10,483,895

METHOD AND APPARATUS FOR WIRELESS POWER TRANSFER TO AN INDEPENDENT MOVING CART

Rockwell Automation Techn...

1. An apparatus for wireless power transfer in a motion control system, the apparatus comprising:a plurality of movers;
a plurality of electrical devices; wherein at least one of the electrical devices is mounted to each of the plurality of movers;
a closed track defining a continuous path along which each of the plurality of movers travels;
a primary winding mounted along the closed track including a primary forward conduction path and a primary reverse conduction path, wherein the primary forward conduction path and the primary reverse conduction path are spaced apart from each other and extend longitudinally in a direction of travel along the continuous path and wherein the primary winding is configured to receive power from a power supply;
a plurality of secondary windings, wherein:
each secondary winding is mounted to one of the plurality of movers,
each secondary winding includes a secondary forward conduction path and a secondary reverse conduction path,
the secondary forward conduction path and the secondary conduction path are spaced apart from each other and extend along the mover in the direction of travel, and
each of the secondary forward and reverse conduction paths are generally aligned with the primary forward and reverse conduction paths with an air gap separating the secondary forward and reverse conduction paths from the primary forward and reverse conduction paths as the mover travels along the closed track; and
a plurality of power converters, wherein each of the plurality of power converters is mounted to one of the plurality of movers and is operative to receive power from the secondary winding mounted to the mover and to supply power to the at least one electrical device mounted on the mover.

US Pat. No. 10,483,890

ENGINE GENERATOR COMPRISING AN ELECTRICAL LOAD-DEPENDENT DELTA TO WYE SWITCHING UNIT

Honda Motor Co., Ltd., T...

1. An engine generator, comprising:a general purpose engine, an engine speed of the engine being configured to be variably controlled;
a generator unit having a three-phase winding and configured to be driven by the engine to generate power;
an inverter unit configured to convert alternating current output from the generator unit to alternating current of a predetermined frequency to output to a load;
a connection switching unit configured to switch a connection configuration of the winding to one of a wye-connection and a delta-connection;
a load detection unit configured to detect a power consumption of the load; and
a connection switching control unit configured to control the connection switching unit to switch the connection configuration to the wye-connection when the power consumption of the load detected by the load detection unit is equal to or lower than a predetermined value, and to switch the connection configuration to the delta-connection when the power consumption of the load detected by the load detection unit is higher than the predetermined value.

US Pat. No. 10,483,873

POWER CONVERSION APPARATUS AND CONTROL METHOD OF INVERTER

OMRON Corporation, Kyoto...

1. A power conversion apparatus, comprising:an inverter comprising a plurality of legs constituted by a pair of switching elements connected in series and converting DC power into AC power by drive controlling a plurality of the switching elements;
a plurality of drive circuits driving the plurality of the switching elements;
a control circuit outputting a control signal of the plurality of the switching elements;
a current detection part detecting a direct current inputted to the inverter;
an overcurrent detection circuit detecting overcurrent based on a current detected by the current detection part; and
a protection circuit provided between the control circuit and the plurality of drive circuits,
wherein the overcurrent detection circuit outputs a detection signal indicating detection of overcurrent to the protection circuit when detecting overcurrent,
wherein the protection circuit receives the detection signal,
wherein the protection circuit outputs to the plurality of drive circuits a signal for turning off a switching element when the switching element has been turned on by the control signal from the control circuit for at least a predetermined time,
wherein the protection circuit delays the output of the signal for turning off the switching element when the switching element has been turned on for less than the predetermined time, and outputs the signal for turning off the switching element when the switching element has been turned on for the predetermined time.

US Pat. No. 10,483,871

POWER CONVERSION APPARATUS AND POWER SYSTEM

Mitsubishi Electric Corpo...

1. A power conversion device comprising:a power converter including a plurality of phase arms in which a first arm and a second arm for each of phases are connected in series to each other, the plurality of phase arms being connected in parallel between positive and negative DC lines, the power converter performing power conversion between three-phase AC and DC; and
a control device which generates respective voltage command values for the first arm and the second arm and performs drive-control of the power converter on the basis of the voltage command values, wherein
the first arm and the second arm each include a converter cell composed of: a first series body having semiconductor switching elements in both of upper and lower arms; and a DC capacitor connected in parallel to the first series body,
the converter cell in the second arm is a second converter cell formed by connecting the DC capacitor, the first series body, and a second series body in parallel, the second series body having a semiconductor switching element in one of upper and lower arms and a diode in the other one, the second converter cell being configured to output positive-polarity and negative-polarity voltages corresponding to a magnitude of both-end voltage of the DC capacitor,
when short-circuit between the DC lines is detected, the control device performs protection control to turn off the semiconductor switching elements in the power converter, and
when elimination of the short-circuit between the DC lines is detected, the control device performs restart control of the power converter by giving a voltage command value for causing negative-polarity current flowing through the diode to flow to the phase arm, to each converter cell in the first arm and the second arm.

US Pat. No. 10,483,868

POWER SUPPLY UNIT WITH RE-RUSH CURRENT LIMITING

DELL PRODUCTS, LP, Round...

1. A method comprising:detecting, by an alternating current (AC) input monitoring circuit, an AC voltage dropout;
placing, by the AC input monitoring circuit, a first transistor in an OFF state in response to detecting the AC voltage dropout, wherein the first transistor is connected in series with a first bulk capacitor of a power supply unit;
detecting that the AC voltage is re-applied;
adopting, by a current source, an adaptive gate voltage to control the first transistor in response to the re-applied AC voltage, wherein the adaptive gate voltage includes diversion of a gate current when the first transistor reaches a plateau region;
providing the diverted gate current to a virtual miller capacitor to set a re-rush current through the first transistor at a constant value; and
turning on the first transistor based on the adaptive gate voltage to keep the first transistor operating in the plateau region.

US Pat. No. 10,483,859

AC/DC CONVERTER INCLUDING A BIDIRECTIONAL SWITCH

Rohm Co., Ltd., Kyoto (J...

1. An AC/DC converter comprising:a transformer including a primary winding connected to an AC power source and a secondary winding electromagnetically coupled to the primary winding;
a bidirectional switch connected in series to the primary winding;
a resonant capacitor connected in parallel or series to the bidirectional switch;
a capacitor voltage divider circuit arranged to divide a voltage across both ends of the bidirectional switch so as to generate a divided voltage; and
a control circuit arranged to turn on the bidirectional switch at a timing when the divided voltage becomes zero.

US Pat. No. 10,483,851

VOLTAGE CONVERSION DEVICE AND METHOD OF DECIDING LEAKAGE INDUCTANCE

Sumitomo Electric Industr...

1. A voltage conversion device, comprising:a voltage conversion circuit including two inductors that are wound around a core and that magnetically cancel each other out, and switching elements that respectively switch current flowing through the two inductors; and
a control unit that alternately turns on and off each of the switching elements,
wherein the two inductors have a coupling coefficient in a range from ?0.99 to ?0.78 and
a magnitude of leakage inductance of the two inductors corresponds to a value less than one time and 0.45 times or more of a magnitude of self inductance that is required to reduce ripple current flowing through the two inductors at a predetermined reduction rate, in a case where the coupling coefficient of the two inductors is 0.

US Pat. No. 10,483,847

POWER CONVERTER CALIBRATION METHOD AND APPARATUS

Infineon Technologies Aus...

1. A power regulator, comprising:a sensor configured to generate a first measurement comprising at least one of a voltage measurement and a current measurement;
a memory configured to store a correction parameter associated with the first measurement;
a correction system configured to adjust the first measurement according to the correction parameter;
a power stage;
a controller configured to regulate an output of the power regulator according to the adjusted first measurement, wherein the controller comprises a PWM (pulse width modulation) circuit configured to provide, to the power stage, a duty cycle based upon the adjusted first measurement.

US Pat. No. 10,483,839

SEMICONDUCTOR DEVICE, POWER CONVERSION DEVICE, DRIVING DEVICE, VEHICLE, AND ELEVATOR

Kabushiki Kaisha Toshiba,...

1. A semiconductor device comprising:a first capacitor having a first end and a first another end, the first end for electrically connecting to at least one of a first electrode and a second electrode of a transistor having the first electrode, the second electrode, and a gate electrode;
a first diode having a first anode and a first cathode, the first anode electrically connected to the first another end;
a second capacitor having a second end and a second another end, the second end electrically connected to the first cathode;
a sample and hold circuit electrically connected to the first cathode and the second end;
a switch electrically connected in parallel with the second capacitor between the second end and the second another end; and
a second diode having a second anode and a second cathode, the second cathode electrically connected to the first another end and the first anode,
wherein a power supply voltage VDD of the transistor, a capacitance C1 of the first capacitor, and a capacitance C2 of the second capacitor satisfy 15V?(C1VDD)/(C1+C2).

US Pat. No. 10,483,838

SYSTEM AND METHOD PROVIDING OVER CURRENT PROTECTION BASED ON DUTY CYCLE INFORMATION FOR POWER CONVERTER

On-Bright Electronics (Sh...

1. A signal generator for protecting a power converter, the signal generator comprising:a modulation and drive component configured to generate a modulation signal to output a drive signal to a switch in order to affect a primary current flowing through a primary winding of a power converter, the modulation signal including an on-time period, the switch being closed during the on-time period;
a ramping-signal generator configured to receive the modulation signal and generate a ramping signal based on at least information associated with the modulation signal;
a sampling-signal generator configured to receive the modulation signal and generate a sampling signal including a pulse in response to a falling edge of the modulation signal; and
a sample-and-hold component configured to receive the sampling signal and the ramping signal and output a sampled-and-held signal associated with a magnitude of the ramping signal corresponding to the pulse of the sampling signal;
wherein:
the falling edge of the modulation signal is at a first time;
the pulse of the sampling signal starts at a second time and ends at a third time;
the first time and the second time are the same; and
the on-time period ends at the first time.

US Pat. No. 10,483,835

LINEAR MOTOR

FANUC CORPORATION, Yaman...

1. A linear motor comprising:a magnet plate on which magnets of different polarity are alternately arranged along a movement direction; and
an armature having a core serving as a main body and a coil attached to the core,
wherein the magnet plate and the armature are made to relatively move along an arrangement direction of the magnets, by way of thrust produced between the magnet plate and the armature,
wherein the magnet plate has a non-thrust region that extends along an arrangement direction of the magnets, and does not contribute to the thrust, and
wherein the core of the armature includes a plurality of main teeth to which the coil is attached and an auxiliary tooth provided between the main teeth which are adjacent to each other, wherein the main teeth and auxiliary tooth are not provided in a region opposing the non-thrust region of the magnet plate.

US Pat. No. 10,483,834

VERTICAL SLIDER WITH BUILT-IN MOVABLE COIL LINEAR MOTOR

NIPPON THOMPSON CO., LTD....

1. A vertical slider comprising: an elongated plate bed constituting opposing plate magnet yokes, a movable table travelling in a reciprocating manner lengthwise of the bed through a ball spline, field magnets lying on opposed surfaces of the magnet yokes each constituted with more than one magnets which are arranged lengthwise in such a relation that unlike poles are alternately adjacent each other and also opposed across a gap, and a movable coil linear motor having an armature assembly lying in the gap between the field magnets and having more than one armature coils is arranged on a coil substrate fastened to the movable table to move in a reciprocating manner relatively to the bed under the electromagnetic mutual relation between a current flow in the armature assembly and the magnetic flux in the field magnet,wherein a hollow ball-spline shaft having a through-hole extends through a lengthwise through-hole of the ball spline shaft is supported for sliding movement by a first outer shell fastened to the underneath of the bed and a second outer shell fastened to an upper portion of the bed,
wherein a foremost nozzle is formed at a lower portion of the through-hole of the ball spline shaft and a rearmost nozzle is formed at a top side of the through-hole of the ball spline shaft,
wherein the bed is composed of an elongated rectangular substrate to provide one of the magnet yokes, an opposite upper plate of rectangular shape less in width and length than the substrate arranged in parallel and in opposition to the substrate while keeping a predetermined interval between them to provide another magnet yoke, and a side plate is fastened to any one of the substrate and the opposite upper plate to provide a mounting reference surface for the substrate,
wherein a location opposing to the substrate other than the portions opposing to the opposite upper plate are covered with a covering fastened to the substrate at a predetermined interval and a plane surface of the opposite upper plate opposing to the substrate is made in a reference surface of the linear motor, and wherein a dimension from the reference surface of the substrate to the outside plane of the covering is made in the width dimension of the slider, and
wherein escape holes are made in a part of the covering and a part of the substrate of the bed opposing to outer shells constituting the ball spline, and the outer shells fit into the escape holes in the covering and the escape holes are designed to have dimensions lying within the thickness dimensions of the substrate and the covering.

US Pat. No. 10,483,829

BRUSH ASSEMBLY AND MOTOR USING SAME

Johnson Electric Internat...

1. A motor comprising:a housing,
a rotor assembly mounted in the housing,
a stator assembly mounted in the housing,
a commutator,
an end cap assembly mounted to one side of the housing; and
a brush assembly comprising:
a circuit board;
at least two brushes;
a plurality of power connecting terminals for connecting with an external power supply;
a power supply branch circuit connected in series between a corresponding one of the power connecting terminals and a corresponding one of the brushes; and
an EMI suppressor connected between the power supply branch circuit and ground, the EMI suppressor being an axial capacitor formed by a conductor core, a cover, and a filling medium;
wherein the end cap assembly comprises an end cap portion and a bearing seat, the end cap portion defines a first receiving chamber and a second receiving chamber at two sides thereof, and defines a through hole in communication with the first receiving chamber and the second receiving chamber, a bearing seat accommodating portion is defined in the first receiving chamber, the bearing seat comprises a plate member and a bearing sleeve disposed on the plate member, the plate member is disposed between the first receiving chamber and a bottom wall of the second receiving chamber, and the bearing sleeve is accommodated in the bearing seat accommodating portion.

US Pat. No. 10,483,816

MOTOR, ROTOR, COMPRESSOR, AND REFRIGERATION AND AIR CONDITIONING APPARATUS

Mitsubishi Electric Corpo...

1. A motor comprising a stator and a rotor provided inside the stator, the rotor comprising:a rotor core having a magnet insertion hole, and
a plurality of permanent magnets disposed in the magnet insertion hole of the rotor core and having two permanent magnets adjacent to each other,
wherein the rotor core has a first magnet holding portion disposed between the two permanent magnets adjacent to each other in the magnet insertion hole, and a second magnet holding portion disposed at an end of the magnet insertion hole in a circumferential direction of the rotor core;
wherein the rotor core has a plurality of electromagnetic steel sheets stacked in an axial direction, and
wherein relationships A>B and A>C are satisfied, where a number of the plurality of electromagnetic steel sheets of the rotor core is represented by A, and among the plurality of electromagnetic steel sheets of the rotor core, a number of electromagnetic steel sheets having the first magnet holding portions is represented by B, and a number of electromagnetic steel sheets having the second magnet holding portions is represented by C.

US Pat. No. 10,483,815

ROTOR, ELECTRIC MOTOR, COMPRESSOR, AND REFRIGERATION AIR CONDITIONER

Mitsubishi Electric Corpo...

1. A rotor comprising:an iron core that assumes a cylindrical or columnar shape; and
a plurality of magnets embedded in the iron core and equiangularly arranged with respect to an axis of the iron core,
the iron core comprising
a first end surface portion including a first end surface of the iron core,
a second end surface portion including a second end surface of the iron core opposed to the first end surface, and
a central portion disposed between the first end surface portion and the second end surface portion,
the plurality of magnets each penetrating through the first and second end surface portions and the central portion,
the iron core having a plurality of first gaps penetrating from the first end surface portion to the second end surface portion, and a plurality of second gaps formed from the first end surface portion without reaching the central portion, and
the first gap and the second gap being alternately arranged.

US Pat. No. 10,483,813

ROTOR HAVING FLUX FILTERING FUNCTION AND SYNCHRONOUS MOTOR COMPRISING SAME

KOREA ELECTRONICS TECHNOL...

1. A rotor of a synchronous motor configured to be inserted and rotatably installed in a rotor insertion hole of a stator, the rotor comprising:a rotor iron core disk comprising a central portion and a peripheral portion surrounding the central portion;
a rotating shaft insertion hole formed through the central portion of the rotor iron core disk and configured to receive a rotation shaft;
a plurality of magnet insertion slots formed through the peripheral portion of the rotor iron core disk, wherein each of the plurality of magnet insertion slots extends from a central end to a peripheral end away from the rotating shaft insertion hole when viewed along a rotational axis of the rotation shaft;
a plurality of conductive bar insertion holes formed through the peripheral portion of the rotor iron core disk and located outside the plurality of magnet insertion slots in a radial direction of the rotor iron core disk;
a plurality of permanent magnets, each of the plurality of permanent magnets inserted into a corresponding one of the plurality of magnet insertion slots; and
a plurality of conductive bars, each of the plurality of conductive bars inserted and installed in a corresponding one of the plurality of conductive bar insertion holes,
wherein the plurality of magnet insertion slots comprise a first magnet insertion slot and a second magnet insertion slot neighboring the first magnet insertion slot,
wherein when viewed along the rotational axis of the rotation shaft, the first and second magnet insertion slots are angled less than 180 degrees when measured at the central ends thereof facing a circumferential edge of the rotor iron core disk such that a fan-shape portion of the rotor iron core disk is interposed between the first and second magnet insertion slots in a circumferential direction of the rotor iron core disk, and
wherein the plurality of conductive bar insertion holes comprise a first set of conductive bar insertion holes formed through the fan-shape portion of the rotor iron core disk such that, when viewed along the rotational axis of the rotation shaft, the first set of conductive bar insertion holes are located closer to the rotating shaft insertion hole than the peripheral end of the first magnet insertion slot in the radial direction of the rotor iron core disk.

US Pat. No. 10,483,804

MONOTONIC WIRELESS POWER TRANSFER

MediaTek Inc., Hsin-Chu ...

1. At least one component for a wireless power transmitter or a wireless power receiver, the at least one component comprising:a mechanical structure and/or circuitry configured to maintain and/or adjust a coupling coefficient K between the wireless power transmitter and the wireless power receiver, a loaded quality factor Q of the wireless power receiver, or both, such that K times Q is less than a constant,
wherein the constant is between 0.8 and 1.0, inclusive.

US Pat. No. 10,483,789

METHOD, SYSTEM AND DEVICE FOR REGULATING VOLTAGE FLUCTUATIONS INDUCED BY AT LEAST ONE RENEWABLE ENERGY SOURCE

General Electric Technolo...

1. A method comprising:providing a renewable energy generation system;
providing a pilot node in an energy distribution network, wherein the pilot node is subject to departures from voltage limit values due to intermittency of operation of the renewable energy generation system;
providing an electrical energy storage unit in the energy distribution network;
connecting the renewable energy generation system to the pilot node, and operating the renewable energy system so as to induce an instantaneous voltage level at the pilot node and at a connection node that is in the energy distribution network and remote from the pilot node;
receiving a prediction of a mean voltage level induced at the pilot node by the renewable energy generation system over a time window;
controlling a charging power of the electrical energy storage unit over the time window so as to compensate for disturbances caused at the pilot node by variations in the instantaneous voltage level induced by the renewable energy generation system relative to the prediction of the mean voltage level over the time window;
wherein the controlling is effective to maintain a voltage level at the pilot node that is constant over the time window and corresponds to the prediction of the mean voltage level despite the variations of the instantaneous voltage caused by the renewable energy generation system.

US Pat. No. 10,483,785

POWER INFORMATION MANAGEMENT DEVICE AND POWER INFORMATION MANAGEMENT SYSTEM

RICOH IMAGING COMPANY, LT...

1. A power information management device communicable with at least one other device and being able to perform one of mutual power supply and unidirectional power supply, comprising:a processor that sends a power-profile request to the at least one other device, requesting transmission of the power profiles, each specifying a value of electric power the power information management device is allowed to request the at least one other device to transmit, and no greater than the difference between the electric power supplied to the power information management device and the operating power of the power information management device,
the processor receiving the requested power profiles from the at least one other device in response to the sending of the power-profile request,
wherein the power profiles relate to power information of a plurality of devices including the power information management device and the at least one other device, and
wherein the received power profiles include at least one of:
a ratio between a full charge capacity of one device of the plurality of devices and a sum of residual quantities of electric power of each device of the plurality of devices, and
a ratio between a full charge capacity of one device of the plurality of devices and a sum of residual quantities of electric power of the plurality of devices other than one device;
the processor selecting one of the received power profiles as an optimal power profile based on a current operating mode or a current status of the power information management device;
the processor sending a request to the at least one other device for the transmission of the selected optimal power profile; and
the processor receiving electric power transmitted from the at least one other device corresponding to the electric power specified in the optimal power profile sent to the at least one other device.

US Pat. No. 10,483,779

STATUS DETERMINING METHOD FOR SECONDARY BATTERY, STATUS DETERMINING APPARATUS FOR SECONDARY BATTERY, SECONDARY BATTERY SYSTEM, AND CHARGE/DISCHARGE CONTROL APPARATUS HAVING STATUS DETERMINING APPARATUS

HITACHI, LTD., Tokyo (JP...

1. A state determination device that improves accuracy of measuring deterioration in a secondary battery having a positive electrode and a negative electrode, the state determination device comprising:a current sensor that measures a current of the secondary battery;
a controller communicatively coupled to the current sensor, wherein the controller;
receives a current value A from the current sensor,
retrieves, from a memory of the controller, charge and discharge characteristics per reference quantity of the positive electrode and the negative electrode,
determines a capacity reduction parameter group A based on the charge and discharge characteristics and the current value A,
receives a current value B from the current sensor, and
determines a resistance increase parameter group B based on the charge and discharge characteristics, the capacity reduction parameter group A, and the current value B, wherein the current value B is larger than the current value A.

US Pat. No. 10,483,773

INFORMATION HANDLING SYSTEM EXTERNAL ADAPTER AND BATTERY SOURCE

Dell Products L.P., Roun...

1. A portable information handling system comprising:a housing;
a processor disposed in the housing and operable to execute instructions to process information;
a memory disposed in the housing and interfaced with the processor, the memory operable to store the information;
a display disposed in the housing and interfaced with the processor and memory, the display operable to present the information as visual images;
a power controller disposed in the housing and operable to accept external power and provide the external power to the processor, memory and display;
a port interfaced with the power controller and configured to accept a cable having power provided from an external power source;
a controller module separate from and external to the housing, the controller module having a cable configured to couple with the port, the controller module including a power controller circuit operable to coordinate power transfer with the power controller and lacking an integrated power source; and
a power source module separate from and external to the housing, the power source module removeably coupled to the controller module and interfaced with the power controller circuit, the power controller circuit controlling transfer of power between the power source module and the port;
wherein the controller module and power source module each have self-contained housings that removeably couple directly to each other to form a contiguous unit; and
wherein the controller module issues a warning if no external power is available from a power source module.

US Pat. No. 10,483,770

VEHICLE CHARGING STATION HAVING DEGRADED ENERGY STORAGE UNITS AND METHODS THEREOF

Honda Motor Co., Ltd., T...

1. A computer-implemented method for a charging station to provide power to a vehicle energy storage unit on an incoming vehicle, the method comprising:predicting power of the vehicle energy storage unit when the incoming vehicle arrives at the charging station;
determining power to be supplied by at least one energy storage unit on the charging station having a degraded state and power to be supplied by a power grid connected to the charging station based on the predicted power of the vehicle energy storage unit of the incoming vehicle;
based on the power to be supplied by the at least one energy storage unit having the degraded state, pre-filling the at least one energy unit before the vehicle arrives at the charging station based on a predetermined table, wherein the predetermined table comprises information about the at least one energy storage unit and corresponding fill time; and
providing the power to the vehicle energy storage unit from the at least one energy storage unit on the charging station, the power grid and a combination thereof.

US Pat. No. 10,483,766

POWER RECEIVER CIRCUIT

uBeam Inc., Marina del R...

1. A power receiver circuit device comprising:a power generating mechanism comprising power generating elements configured to generate alternating current signals;
one or more rectifier circuits, each rectifier circuit comprising a rectifier configured to generate a direct current signal from an alternating current signal and a diode;
one or more group circuits, each group circuit connecting a group of rectifier circuits in an electrical circuit to combine the direct current signals from the rectifier circuits in the group into a single direct current signal;
a step down converter connected to the one or more group circuits, the step down converter configured to convert a direct current signal to a direct current signal of a target voltage level;
an output switch connected to the step down converter;
a linear regulator connected to the step down converter; and
a microcontroller connected to the linear regulator and the output switch and configured to control the output switch, wherein the microcontroller is configured to open the output switch, enter a standby state, and send a message using a radio of the microcontroller that the voltage of the voltage of the direct current signal from the step down converter has dropped when the microcontroller determines that the voltage of the direct current signal from the step down converter falls below a predetermined a threshold voltage.

US Pat. No. 10,483,760

ENERGY STORAGE PEAK SHAVING OF ELECTRICAL POWER FOR FACILITIES

Raytheon Company, Waltha...

1. A method of shaving peak power consumption by a facility, the method comprising:determining a target peak demand setpoint for the facility, wherein the target peak demand setpoint is determined for a billing cycle;
measuring power consumed by the facility;
causing an electrical storage system (ESS) to be charged with power from a utility when the measured power consumption is below the target peak demand setpoint;
causing the ESS to discharge and provide power to the facility while the facility simultaneously receives power from the utility when the measured power consumption is above the target peak demand setpoint; and
dynamically updating, during the billing cycle, the target peak demand setpoint based on one or more changed conditions;
wherein the target peak demand setpoint is determined initially by (i) determining a first optimal target peak demand setpoint using first demand load data from a time period immediately prior to a current billing cycle, (ii) determining a second optimal target peak demand setpoint using second demand load data from a billing cycle from a historical time period, and (iii) weighting the first and second optimal target peak demand setpoints; and
wherein each of the first and second optimal target peak demand setpoints is determined using a process that (i) determines an initial target peak demand setpoint value by filtering out selected time segments and a nominal load from at least one of the first and second demand load data, (ii) iteratively modifies the initial target peak demand setpoint value according to one or more efficiency characteristics of the ESS until the modified target peak demand setpoint value is not economically feasible in view of the one or more efficiency characteristics of the ESS and one or more utility rates associated with the utility, and (iii) uses a last economically feasible target peak demand setpoint value among prior iterations as the first or second optimal target peak demand setpoint.

US Pat. No. 10,483,755

DISPLAY DEVICE INCLUDING POWER CONVERTER

Samsung Display Co., Ltd....

1. A display device, comprising:a display panel including a plurality of pixels, the pixels being configured to operate in response to a first driving voltage, a second driving voltage, and a data signal;
a voltage converter that provides the first driving voltage to the display panel through first wiring and the second driving voltage to the display panel through second wiring and controls a length of a detection period, the voltage converter selectively starting an output of the second driving voltage after the detection period, the detection period being after an output of the first driving voltage; and
a detector configured to control the output of the first and second driving voltages of the voltage converter based on a magnitude of a wiring voltage corresponding to voltage on the second wiring.

US Pat. No. 10,483,751

TRIP CONTROL CIRCUIT FOR CIRCUIT BREAKER

LSIS CO., LTD., Anyang-s...

1. A trip control circuit for a circuit breaker, the trip control circuit comprising:a current transformer that has a ring-shaped core allowing a circuit to pass through and a secondary coil wound around the core for detecting a current flowing on the circuit and providing a current detection signal;
an oscillation circuit section that is configured to apply an electrical signal to the secondary coil of the current transformer to increase a slope of a hysteresis loop of the current transformer to allow the secondary coil to detect a DC current, as well as an AC current, flowing on the circuit; and
a trip determining circuit section that is configured to compare a current value indicated by the current detection signal having an AC component and a DC component output from the secondary coil of the current transformer with a predetermined reference current value, and output a trip control signal when the current value indicated by the current detection signal exceeds the reference current value, and
wherein the trip determining circuit section is configured to determine a current amount flowing on the circuit according to a change in time on the basis of the current detection signal, and determine a waveform and a frequency of the electrical signal to be supplied to the secondary coil through the oscillation circuit section.

US Pat. No. 10,483,746

COVER AND PROCESS TO COVER A SECTION OF AT LEAST ONE ELECTRICAL CONDUCTOR

GE ENERGY POWER CONVERSIO...

1. A cover for at least one electrical conductor,with at least two cover parts made of an electrically insulating material,
wherein a first cover part and a second cover part have at least one passage opening, each to guide through one of the electrical conductors that are present,
wherein no location on the periphery has a gap opening between a bordering wall of the respective passage opening and an outside surface of the respective electrical conductor that is guided through whose dimension is greater than a specified cross sectional profile,
wherein the cover has at least one connection location at which two of the cover parts that are present are detachably connected with one another in a force-fit and/or positive-fit manner without using separate connection elements,
and wherein the cover completely surrounds a section of the at least one conductor when the connection is made between the cover parts; and
wherein the cover has a third cover part having a tubular shape, the third cover part being connected at a first connection location with the first cover part and at a second connection location with the second cover part, the third cover part being elastically deformable and the first cover part and the second cover part are rigid.

US Pat. No. 10,483,738

ELECTRICAL CONNECTION BOX AND WIRE HARNESS

YAZAKI CORPORATION, Mina...

1. An electrical connection box, comprising:a substrate assembly that has a substrate on which an electronic component is provided and a conductive member extended from the substrate, the substrate and the conductive member being assembled to each other; and
a housing comprising a housing space portion that is internally formed to house the substrate assembly, and:
an insertion hole that communicates internally and externally with the housing space portion to receive the conductive member along an insertion direction,
a first flexible rib that is extended along the insertion direction, elastically deformable along first and second deforming directions that are opposite to each other and cross the insertion direction, and restricts movement of the substrate assembly towards the first deforming direction,
a second flexible rib that is extended along the insertion direction, elastically deformable along the first and second deforming directions, and restricts movement of the substrate assembly towards the second deforming direction, and
a boss portion that is extended along the insertion direction and restricts movement of the substrate assembly along both the first and second deforming directions.

US Pat. No. 10,483,736

MODULAR PUSH SWITCH MECHANISM

1. A switch device comprising:a device housing configured to be installed in an outlet box, the device housing including front portion and a back body portion;
a switch assembly disposed in the device housing, the switch assembly including a switch actuator having a user-accessible surface and coupled to the front portion, the user accessible surface including an indicator element disposed therein, the switch actuator also including an interior channel optically coupled to the indicator element, wherein the switch actuator includes a light transmitting element having a first optical port and a second optical port, the first port being coupled to the indicator element and the second port being coupled to the interior channel, and wherein the first optical port is substantially aligned with a predetermined axis of the device housing and the second optical port is substantially offset from the predetermined axis; and
a modular lighting assembly removably coupled to the back body portion at a fixed position so that a light emitting portion of the modular lighting assembly is disposed within the interior channel and optically coupled to the indicator element.

US Pat. No. 10,483,734

QUICK LOCK SYSTEM FOR JOINING AND ALIGNING TUBES, CONDUITS AND JUNCTION BOXES

FORTUNE INDUSTRIES INTERN...

1. A hollow-tube connecting system comprising:a hollow tube;
a connector for securing the hollow tube to a structure, the connector further comprising;
a connector body having a tapered interior surface, the tapered interior surface causing the interior of the connector body to vary from a smaller diameter to a larger diameter, the interior surface defining a chamber, the connector body having an opening into the chamber for receiving the hollow tube, the opening being located at one end of the connector body, the one end corresponding to the smaller diameter of the interior of the connector body;
a locking element having a tapered exterior surface and positioned within the chamber of the connector body, the locking element having an opening for receiving the hollow tube and including an annular element in which are included one or more bearings, wherein inserting the hollow tube into the opening of the connector body and then into the locking element urges the one or more bearings to engage the tapered interior surface of the connector body and the exterior surface of the inserted hollow tube, thereby increasing the hollow tube's resistance to being removed from the connector body, and further, wherein when the inserted hollow tube is attempted to be withdrawn from the connector body through the opening, the locking element moves toward the end of the connector body having the smaller diameter of the interior of the connector body and acts to increase a force locking the hollow tube inside the connector body; and
a structure engaging portion operative to secure the connector to the structure.

US Pat. No. 10,483,724

PANEL HOLDER FOR FASTENING A PANEL TO A HOUSING FRAME OF A SWITCHGEAR CABINET, AND CORRESPONDING SWITCHGEAR CABINET

1. A panel holder for fastening a panel on a housing frame of a switchgear cabinet, comprising wherein the panel holder is an open clip, which has two free push-in portions, which can be braced against one another for engagement in a recess of a housing frame, wherein the push-in portions are connected to one another by means of a fastening flange for a panel, said flange having a threaded passage, and wherein the fastening flange is arranged at a distance from one of the push-in portions and the threaded passage is arranged in alignment with the one push-in portion, such that a screw screwed in through the threaded passage impinges on the one push-in portion aligned with the threaded passage and thus braces the two push-in portions against one another; andthe one push-in portion aligned with the threaded passage has a deflector face for a screw screwed in through the threaded passage, which, at least in a relaxed state of the panel holder, extends nonparallel and at an angle between 10° and 60° in relation to the fastening flange.

US Pat. No. 10,483,715

LASER SUPPORT FOR SEMICONDUCTOR LASER FIXATION AND LASER SUPPORT ELEMENT ASSEMBLY

North Inc., Kitchener, O...

1. A laser holder comprising:a substantially cylindrical body, the body comprising:
a front end having a first aperture having a first diameter to transmit a laser beam produced by a semiconductor laser element, the first diameter to be smaller than a diameter of the laser beam;
a back end having a second aperture, the first aperture and the second aperture arranged along an axis;
a first group of windows arranged radially in a first plane, the first plane substantially perpendicular to the axis, the first group of windows at least partially fillable with an adhesive to fasten the semiconductor laser element to the body and each window of the first group of windows comprising an external cylindrical portion and an internal cylindrical portion, the internal cylindrical portion closer to the axis than the external cylindrical portion, the cross section of the internal cylindrical portion to be larger than the cross section of the external cylindrical portion.

US Pat. No. 10,483,713

LASER APPARATUS AND MEASUREMENT UNIT

Gigaphoton Inc., Tochigi...

1. A measurement unit comprising:a measuring device configured to measure a second delay time, the second delay time being a time period from an oscillation start timing at which a first delay time elapses to a timing at which a wavelength of laser light, outputted on a basis of a supplied current by a quantum cascade laser at the oscillation start timing, is equal to a predetermined wavelength, the measuring device including:
a chamber disposed in an optical path of the laser light, the chamber containing a CO2 gas, the chamber configuring a CO2 amplifier;
a photosensor disposed in the optical path of the laser light, the photosensor being configured to output a sensor signal; and
a waveform measuring device configured to measure a waveform of the sensor signal, the sensor signal corresponding to an intensity of the laser light outputted from the CO2 amplifier that is in a state where the CO2 gas is unexcited; and
a measurement controller configured to control, on a basis of a plurality of oscillation parameters, oscillation of the quantum cascade laser, the measurement controller being configured to vary the second delay time to output specific oscillation information, the oscillation parameters including the first delay time, a current waveform of the supplied current, and a device temperature of the quantum cascade laser, the second delay time being varied by varying one or more of the oscillation parameters excluding the first delay time, the specific oscillation information being information on the oscillation parameters that are at a timing at which the second delay time reaches a predetermined time.

US Pat. No. 10,483,703

CONNECTOR

Molex, LLC, Lisle, IL (U...

1. A connector comprising:a connector main body made from an insulating material formed in a columnar shape extending in an inserting and extracting direction with respect to a counterpart connector;
a contact part that makes contact with a counterpart terminal of the counterpart connector; and
a plurality of terminals made of a conductive material having tail parts connected to wires exposed from the connector main body on the side opposite the contact part,
wherein the terminals are arrayed such that the positions of the tail parts are polygonal in a plan view in a direction perpendicular to the wires around a wire extending in an inserting and extracting direction of the connector main body,
wherein the connector main body includes a tail holding part extending in the axial direction, and
wherein the tail parts of adjacent terminals are exposed in the tail holding part at a different positions in the axial direction.

US Pat. No. 10,483,700

ALL-IN-ONE ELECTRICAL RECEPTACLE CONNECTOR

ADVANCED-CONNECTEK INC., ...

1. An all-in-one electrical receptacle connector comprising:an audio connector body comprising a tubular portion and a protruding block outwardly extending from one of two ends of the tubular portion, wherein an audio insertion groove and a connector insertion groove are on a surface of the protruding block, and the connector insertion groove is adjacent to the audio insertion groove; an audio fixation groove and a connector fixation groove are on the other end of the tubular portion, and the connector fixation groove is adjacent to the audio fixation groove; the audio fixation groove is in communication with the audio insertion groove, and the connector fixation groove is in communication with the connector insertion groove;
an audio connector component at the audio fixation groove;
an electrical connector at the connector fixation groove, wherein the electrical connector is a Micro USB electrical connector, a USB t e-C electrical connector, or a HDMI electrical connector;
a separation board, wherein the audio connector component and the electrical connector are on the separation board;
a printed circuit board stacked on the separation board; and
a flexible board stacked on the printed circuit board, wherein pins are extending from a bottom portion of the audio connector component and a bottom portion of the electrical connector, and through holes are on the separation board, the printed circuit board, and the flexible board for being inserted by and soldered with the pins.

US Pat. No. 10,483,697

ELECTRICAL CONNECTOR HAVING TRANSFORMER WITH WINDING WIRES OF DIFFERENT DIAMETERS

FOXCONN INTERCONNECT TECH...

1. An electrical connector comprising:an insulative housing; and
an inserting module positioned in the insulative housing and including a transformer, the transformer comprising:
a toroidal magnetic core having a central opening; and
a first and second wire groups each including plural wires, each wire having a central portion, a first end, and an opposite second end, the central portions of each wire group wound around the magnetic core through the central opening; wherein
the first and second wire groups joint to function as a primary winding and a secondary winding of the transformer, and a wire diameter of each of the plural wires of the secondary winding is greater than a wire diameter of each of the plural wires of the primary winding.

US Pat. No. 10,483,695

ELECTRICAL CONNECTOR TRANSMITTING HIGH FREQUENCY SIGNALS

FOXCONN INTERCONNECT TECH...

1. An electrical connector comprising:an insulative housing forming opposite upper and lower surfaces in a vertical direction and including a plurality of passageways extending therethrough in the vertical direction;
a plurality of contacts retained in the corresponding passageways, respectively;
each of said contacts including:
an upstanding section retained to the housing, a spring arm extending from an upper region of the upstanding section above the upper surface with a contacting region, and a mounting leg extending from a lower region of the upstanding section around the lower surface; and
a plurality of solder balls attached under the mounting legs, respectively; wherein
each contact further includes an extension extending from the upper region of the upstanding section and beside the spring arm; wherein
the extension is essentially located between the spring arm and the upper surface of the housing in the vertical direction, and the spring arm and the extension are at least partially overlapped with each other in the vertical direction; wherein
the spring arm is downwardly deflectable while the extension is stationary.

US Pat. No. 10,483,694

LOCK-IN SECURABLE ELECTRICAL PLUG ADAPTER AND METHOD OF USE

1. A power adapter comprising:an adapter body having a first surface and a second surface;
a female receptacle in the first surface of the adapter body comprising a pair of female power prong receptacles and a female ground prong receptacle;
male prongs extending from the second surface of the adapter body comprising a pair of male power prongs and a ground prong;
a pair of locking arms each ending in a respective first and second plug latch, said pair of locking arms located within said adapter body and configured to secure male prongs of a plug inserted into said pair of female power prong receptacles of said first surface of the adapter body by inserting said first and second plug latches into holes located within said male prongs of said plug; and
a button configured to selectively release said locking arms from said male prongs of said plug.

US Pat. No. 10,483,692

LEVERY-TYPE CONNECTOR

Sumitomo Wiring Systems, ...

1. A lever-type connector, comprising:a housing having a support shaft projecting therefrom; and
a lever including a bearing to be supported on the housing by receiving the support shaft, an operating portion disposed to receive an applied force during a connecting operation, and a cam groove to be engaged with a cam follower of a mating housing and configured to assist connection of the housing and the mating housing by rotation about the bearing,
wherein:
an axial center of the cam follower engaged with the cam groove is offset toward the operating portion with respect to an axial center of the bearing in a direction perpendicular to a connecting direction of the housing and the mating housing;
the operating portion of the lever moves toward the mating housing as the lever is rotated from a partial locking position to a full locking position, and the housing and the mating housing are connected properly at the full locking position; and
the cam groove extends from a starting part where the cam groove is open on an outer peripheral edge of a cam portion of the lever to a final part, the final part of the cam groove and the operating portion of the lever being located on a same side of the lever with respect to the axial center of the bearing at least when the lever is at the partial locking position.

US Pat. No. 10,483,681

INFORMATION HANDLING SYSTEM MOBILE ADAPTER WITH ROTATIONAL CABLE MANAGEMENT

Dell Products L.P., Roun...

1. A mobile peripheral adapter comprising:a first circular housing portion having plural port openings;
a second circular housing portion having a cable opening, the second circular housing portion rotationally coupled to the first circular housing portion;
plural ports disposed at the plural port openings, each port operable to accept a predetermined cable plug;
electronic components disposed in the first circular housing and operable to convert information to one or more protocols for communication through one or more of the plural ports; and
a cable terminating at one end at the electronic components and at an opposing end at a plug, the cable routing from the electronic components into the second circular housing along a cable guide and to the cable opening, the cable extending from the cable opening as rotation of the first and second housing portions brings the cable guide into alignment with the cable opening, the cable retracting into the cable opening as rotation of the first and second housing portions brings the cable guide out of alignment with the cable opening;
wherein the plural ports include at least plural video ports and plural data ports, the plural video and data ports communicating information in a protocol other than a protocol associated with the cable, the video ports coupled to a video circuit board, the data ports coupled to a communication circuit board separate from the video circuit board, the cable having video wirelines coupled directly to the video circuit board that communicate video information and all other wirelines coupled to the communications circuit board, the communication circuit board providing power and ground to the video circuit board through a flexible cable.

US Pat. No. 10,483,652

MULTI-BEAM ANTENNA AND MULTI-BEAM ANTENNA ARRAY SYSTEM INCLUDING THE SAME

AJOU UNIVERSITY INDUSTRY-...

1. A multi-beam antenna comprising:a dielectric substrate; and
a radiating part which includes a first radiating element and a second radiating element formed on the dielectric substrate so as to radiate electromagnetic waves,
wherein the first radiating element includes a first upper radiating member which is formed on an upper portion of the dielectric substrate at one side based on a first direction of the dielectric substrate, and a first lower radiating member which is formed on a lower portion of the dielectric substrate at the other side based on the first direction of the dielectric substrate, and the second radiating element includes a second upper radiating member which is formed on the upper portion of the dielectric substrate at one side based on a second direction of the dielectric substrate, and a second lower radiating member which is formed on the lower portion of the dielectric substrate at the other side based on the second direction of the dielectric substrate,
the multi-beam antenna further comprising:
a connecting part which includes a semi-ring-shaped first connecting portion that connects the first upper radiating member and the second upper radiating member, and a semi-ring-shaped second connecting portion that connects the first lower radiating member and the second lower radiating member.

US Pat. No. 10,483,642

COMPOSITE RIGHT/LEFT-HANDED TRANSMISSION LINE ANTENNA

HUAWEI TECHNOLOGIES CO., ...

1. A composite right/left-handed transmission line antenna, comprising:a first radiator;
a second radiator coupled to the first radiator, wherein the first radiator and second radiator together form a ring shape;
a feed-in point of the first radiator or the second radiator;
a matching circuit coupled to the feed-in point; and
a high-frequency splitter coupled to the first radiator or the second radiator.

US Pat. No. 10,483,641

ANTENNA SWITCH MODULES AND METHODS OF MAKING THE SAME

Skyworks Solutions, Inc.,...

1. An antenna switch module that interconnects a transceiver and an antenna, the module comprising:a first transmit port and a first receive port that operate at a first frequency range;
a second transmit port and a second receive port that operate at a second frequency range;
a plurality of switches that selectively connect the first transmit port, the first receive port, and one of the second transmit port or the second receive port to a common antenna for the first and second transmit and receive ports; and
a resonance impedance circuit that connects at least one of the second transmit port or the second receive port to the antenna, the resonance impedance circuit having components selected to provide a high impedance path when signals are being transmitted at the first frequency range, the resonance impedance circuit including a ¼ wave impedance transformer including a parallel LC circuit component in series with an inductor, the resonance impedance circuit connecting the second transmit port to the antenna and one of the plurality of switches connecting the second receive port to the antenna.

US Pat. No. 10,483,609

DIELECTRIC WAVEGUIDE HAVING A CORE AND CLADDING FORMED IN A FLEXIBLE MULTI-LAYER SUBSTRATE

Texas Instruments Incorpo...

1. A system comprising:a multilayer substrate having at least a core layer having a first dielectric constant value, a top layer adjacent the core layer and a bottom layer opposite adjacent the core layer, wherein the top layer and the bottom layer have a dielectric constant value that is lower than the first dielectric constant value;
a dielectric waveguide (DWG) formed within the multilayer substrate, wherein the dielectric waveguide comprises:
a longitudinal dielectric core member formed in the core layer having two adjacent longitudinal sides each separated from the core layer by a corresponding slot portion formed in the core layer, such that the dielectric core member has the first dielectric constant value; and
a cladding surrounding the dielectric core member formed by the top layer and the bottom layer infilling the corresponding slot portions of the core layer, wherein the cladding has a dielectric constant value that is lower than the first dielectric constant value.

US Pat. No. 10,483,594

POSITIVE ELECTRODE PLATES FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERIES, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERIES

PANASONIC CORPORATION, K...

1. A positive electrode plate for wound nonaqueous electrolyte secondary batteries, comprising:a current collector, and
a mixture layer disposed on the current collector,
the mixture layer having a thin portion with a thickness of less than 200 ?m disposed on an inner coil half of the current collector and a thick portion having a larger thickness than the thin portion, the thick portion having a yield loop height H measured by a stiffness test of 6 mm

US Pat. No. 10,483,590

ELECTROLYTE FOR LITHIUM ION BATTERY AND LITHIUM ION BATTERY INCLUDING THE SAME

OPTIMUM BATTERY CO., LTD....

1. An electrolyte for lithium ion battery, comprising:a mixture of organic solvents consisting of ethylene carbonate, ethyl methyl carbonate, dimethyl carbonate and carboxylate ester, wherein a mass ratio of ethylene carbonate, ethyl methyl carbonate, dimethyl carbonate and carboxylate ester is (20%-30%):(45%-55%):(10%-20%):(5%-15%);
a mixture of additives consisting of vinylene carbonate, propane sultone, fluorinated ethylene carbonate and perfluorohexylsulfonyl fluoride; and
a lithium salt.

US Pat. No. 10,483,585

ION-CONDUCTING GLASS CERAMIC HAVING GARNET-LIKE CRYSTAL STRUCTURE

SCHOTT AG, Mainz (DE)

1. A lithium-ion conducting glass ceramic comprising a garnet-like main crystal phase having an amorphous proportion of at least 5 wt.-%, wherein said garnet-like main crystal phase has the chemical formula:Li7+x?yMxIIM3?xIIIM2?yIVMyVO12,
wherein MII is a bivalent cation, MIII a trivalent cation, MIv a tetravalent cation, and MV a pentavalent cation.

US Pat. No. 10,483,567

MECHANICAL ENERGY STORAGE IN FLOW BATTERIES TO ENHANCE ENERGY STORAGE

Saudi Arabian Oil Company...

1. A hybrid flow redox battery system comprising an electrochemical cell, an anolyte tank, a catholyte tank, one or more tank separators, a plurality of electrolyte pathways, one or more turbines, and one or more power generation circuits, wherein:the electrochemical cell comprises an ion-exchange membrane positioned between and electrochemically engaged with an anode and a cathode;
at least one of the one or more power generation circuits is electrically coupled to the anode and the cathode;
the anolyte tank includes an upper anolyte opening and a lower anolyte opening positioned below the upper anolyte opening;
the catholyte tank includes an upper catholyte opening and a lower catholyte opening positioned below the upper catholyte opening;
one or more of the plurality of electrolyte pathways extend between the upper anolyte opening and the anode and extend between the lower anolyte opening and the anode to fluidly couple the anolyte tank to the anode;
one or more of the plurality of electrolyte pathways extend between the upper catholyte opening and the cathode and extend between the lower catholyte opening and the cathode to fluidly couple the catholyte tank to the cathode;
the one or more turbines are fluidly coupled to one or more of the plurality of electrolyte pathways;
the one or more tank separators are positioned within one or both of the anolyte tank and the catholyte tank; and
the one or more tank separators are translatable in a downward direction to induce electrolyte flow from one or both of the lower anolyte opening and the lower catholyte opening through the one or more turbines to hydroelectrically generate power.

US Pat. No. 10,483,566

METHOD AND CONTROL SUB-SYSTEM FOR OPERATING A POWER GENERATION SYSTEM HAVING A FUEL-CELL

CUMMINS ENTERPRISE LLC, ...

1. A method for operating a power generation system comprising a fuel-cell, the method comprising:detecting a water deficient condition of the fuel-cell; and
operating, in response to detecting the water deficient condition of the fuel-cell, at least one auxiliary load of the power generation system via use of an electrical current generated by the fuel-cell to maintain a steam-carbon ratio in the fuel-cell above a threshold steam-carbon ratio value.

US Pat. No. 10,483,532

BINDER-FREE AND CARBON-FREE NANOPARTICLE CONTAINING COMPONENT, METHODS AND APPLICATIONS

CORNELL UNIVERSITY, Itha...

1. An electrochemical apparatus comprising:a component comprising:
a substrate; and
a hollow core morphology transition metal based nanoparticle material layer located over the substrate and absent a binder material, absent a polymeric material, and absent a carbon material, wherein the hollow core morphology transition metal based nanoparticle material layer is first formed upon the substrate as a solid core morphology transition metal based nanoparticle material layer using an electrophoretic deposition method, and wherein the solid core morphology transition metal based nanoparticle material layer adhered upon the substrate is treated to provide the hollow core morphology transition metal based nanoparticle material layer;
wherein the electrochemical apparatus is selected from the group consisting of a battery, a fuel cell, a capacitor and a catalytic reactor.

US Pat. No. 10,483,523

DUAL FUNCTION CURRENT COLLECTOR

American Lithium Energy C...

1. A battery, comprising:a separator;
a first current collector;
a protective layer disposed on the first current collector, the protective layer comprising a polymer and/or a polymer composite that is impenetrable to dendrites comprising a first electrode that is formed in situ between the protective layer and the first current collector, the first current collector and the protective layer being disposed on one side of the separator, and the protective layer being non-ionically conductive in an absence of an electrolyte; and
a second electrode, the second electrode being disposed on an opposite side of the separator as the first current collector and the protective layer;
wherein subjecting the battery to an activation process causes metal to be extracted from the second electrode and deposited between the first current collector and the protective layer, wherein the deposit of the metal forms the first electrode between the first current collector and the protective layer, and wherein the protective layer prevents the dendrites comprising the first electrode from penetrating the separator.

US Pat. No. 10,483,520

BATTERY CELL COMPRISING A FIRST TERMINAL ARRANGED INSIDE A SECOND TERMINAL

Robert Bosch GmbH, Stutt...

1. A battery cell (10) having a first terminal (1) which is electrically conductively connected to a first electrode and a second terminal (2) which is electrically conductively connected to a second electrode, wherein the first terminal (1) is arranged within the second terminal (2), wherein the first terminal (1) comprises a first screw thread (1a) and the second terminal (2) comprises a second screw thread (2a), wherein the second screw thread is positioned around the first screw thread.

US Pat. No. 10,483,511

METHOD FOR INSULATING A BATTERY MODULE

Robert Bosch GmbH, Stutt...

1. A method for insulating a battery module (100) which has a multiplicity of battery cells (10), having at least one foldable insulation element (20), the method comprising at least the following steps:a) forming from the insulation element (20) a first receptacle pocket (21) for receiving at least one battery cell (10),
b) closing the first receptacle pocket (21) by means of attachment sections (22) which are arranged laterally on the insulation element (20), as a result of which the battery cell (10) is surrounded at least on five sides by the insulation element (20), as a result of which the individual battery cell (10) is insulated with respect to an adjacent battery cell (10),
c) forming from the insulation element a second receptacle pocket for receiving the adjacent battery cell, the second receptacle pocket formed from the same insulation element as the first receptacle pocket, the second receptacle pocket formed adjacent to and seamlessly connected to the first receptacle pocket via the insulation element, and
d) closing the second receptacle pocket (21) by means of second attachment sections (22) which are arranged laterally on the insulation element (20) such that the adjacent battery cell (10) is surrounded at least on five sides by the insulation element (20) and is insulated with respect to an adjacent battery cell (10).

US Pat. No. 10,483,507

INSULATING OF ADJACENT LITHIUM-ION BATTERIES BY COMPLETE OVERMOULDING/POURING OF CONTAINERS IN A DEVICE

Robert Bosch GmbH, Stutt...

1. A cell module for lithium ion batteries, comprising:at least two lithium ion cells;
a cell module housing having at least one side wall;
at least one electrical insulation disposed between the cells, the insulation configured in one piece with the cell module housing; and
operating electronics contained in one or more of the insulation and the cell module housing.

US Pat. No. 10,483,481

SOLID STATE OPTOELECTRONIC DEVICE WITH PLATED SUPPORT SUBSTRATE

Micron Technology, Inc., ...

1. A wafer having a plurality of individual solid state lighting devices, comprising:a light emitting structure having a first side and a second side opposite the first side, the light emitting structure comprising a first semiconductor material on the first side, a second semiconductor material on the second side, and an active region between the first and second semiconductor materials;
an embedded contact at the second side;
a plated substrate formed on the embedded contact, wherein the plated substrate has a thickness sufficient to inhibit bowing of the light emitting structure; and
a plurality of exterior contacts formed on the first side of the light emitting structure, wherein the wafer is at least approximately 150 millimeters in diameter.

US Pat. No. 10,483,472

SCHOTTKY DIODE

Tsinghua University, Bei...

1. A Schottky diode comprising:an insulating substrate and at least one Schottky diode unit, the at least one Schottky diode unit being located on a surface of the insulating substrate, wherein each of the at least one Schottky diode unit comprises:
a first electrode located on the surface of the insulating substrate;
a semiconductor structure comprising a first end and a second end opposite with the first end, the first end is laid on the first electrode, and the first electrode is located between the first end of the semiconductor structure and the surface of the insulating substrate, the second end of the semiconducting structure is located on the surface of the insulating substrate, the semiconducting structure comprises a carbon nanotube structure; and
a second electrode located on the second end of the semiconducting structure, and the second end of the semiconducting structure is located between the second electrode and the surface of the insulating substrate, and the second end of the semiconducting structure is in direct contact with the second electrode.

US Pat. No. 10,483,464

RESISTIVE SWITCHING MEMORY DEVICE

UCHICAGO ARGONNE, LLC, C...

1. A resistive switching device comprisinga nanocomposite comprising a polymer with a metal oxide infiltrated throughout the polymer;
an inert electrode and;
an active electrode, wherein the inert electrode and the active electrode are separated by the nanocomposite, and the active electrode has an area of 1,000 ?m2 to 20,000 ?m2.

US Pat. No. 10,483,462

FORMATION OF STRUCTURALLY ROBUST NANOSCALE AG-BASED CONDUCTIVE STRUCTURE

Crossbar, Inc., Santa Cl...

1. A selector device, comprising:a first metal containing layer wherein the first metal containing layer is configured to provide a first plurality of metal particles;
a second metal containing layer wherein the second metal containing layer is configured to provide a second plurality of metal particles; and
a selector material layer disposed between and in contact to the first metal containing layer and the second metal containing layer, wherein the selector material layer comprises a plurality of defect regions configured to receive the first plurality of metal particles and form a first conductive filament through the selector material layer in response to a first polarity stimulus applied to the selector device, and to receive the second plurality of metal particles and form a second conductive filament through the selector material layer in response to a second polarity stimulus applied to the selector device, wherein the first metal containing layer includes an alloy of silver.