Abstract: A method of reporting congestion in an upstream direction in a service chain function architecture. The method includes receiving, by the downstream device, a packet indicating congestion within a service function chaining architecture; generating, by the downstream device, a congestion report message in response to receiving the packet, wherein the congestion report message comprises a field indicating an existence of congestion within the service function chaining architecture and a service path identifier indicating a location of the congestion within the service function chaining architecture; and transmitting, by the downstream device, the congestion report message to an upstream device to permit the upstream device to address the congestion.
February 15, 2021
August 5, 2021
FUTUREWEI TECHNOLOGIES, INC.
Donald E. Eastlake, III, Andrew G. Malis
Abstract: Embodiments of this disclosure provide techniques for receiving reference signals by a user equipment (UE) from a base station in a downlink channel, as well as transmitting a linear combination index from the UE to the base station. In particular, the linear combination index identifies a combination of beams selected from a set of beams in accordance with the RS.
Abstract: A computer implemented method for detecting errors in data includes obtaining one or more graph functional dependency (GFD) rules comprising a set of GFD rules, obtaining a set of GFDs representative of the data, building a canonical graph for the GFD rules, and determining that one or more GFD of the set of GFDs conflict based on the set of GFD rules and the canonical graph and, based thereon, determining an error in the set of GFDs.
Abstract: A computer-implemented method and system at a network switch provides using one or more processors to perform a pre-defined database function on query data contained in data messages received at the network switch, with the performing producing result data, and wherein the pre-defined database function is performed on the query data in a first mode of operation to a state of full completion, generating complete result data and no skipped query data, and in a second mode of operation to a state of partial completion, generating partially complete result data and skipped query data. Further, the method and system performing one or more network switch functions to route the complete result data, and/or route the partially complete result data and skipped query data, to one or more destination nodes. In addition, an application programming interface (API) is used to define the database function.
Abstract: A system and method of scheduling transmissions. A wireless device such as an eNodeB (eNB) may schedule a transmission of a wideband (WB) signal on a micro-frame selected from a plurality of WB micro-frames of a WB carrier. A narrowband (NB) subframe may span a portion of the selected WB micro-frame in the frequency-domain, and the selected WB micro-frame may overlap at least a portion of the NB subframe in the time-domain. The WB signal and an NB signal may be transmitted over the WB micro-frame and the NB subframe in accordance with a first numerology and a second numerology, respectively. A WB subframe may be divided into a plurality of micro-frames. The transmission direction of the WB micro-frame may be scheduled according to a transmission rule based on the contents of a payload in the NB subframe.
June 3, 2020
Date of Patent:
August 3, 2021
Futurewei Technologies, Inc.
Philippe Sartori, Vipul Desai, Qian Cheng, Lukasz Krzymien, Carmela Cozzo, Weimin Xiao, Anthony C. K. Soong
Abstract: A network device is provided that comprises a plurality of physical ports, an autonomic device fabric (ADF) module configured to receive, send, and forward data packets via the plurality of physical ports, a memory that stores instructions, and one or more processors configured by the instructions to perform operations. The operations comprise determining that network device software is not installed and requesting the network device software from a management machine using the ADF module.
Abstract: A system and method for information delivery with multiple point transmission are provided. A method for detecting lost packets is provided. The method includes initiating a timer for a received packet at a receiving transmission point, where the timer is set according to a time value associated with the received packet. The method also includes determining that a delivery of the received packet has failed according to the timer elapsing, and transmitting a lost packet report to a primary transmission point that distributed the received packet to the receiving transmission point.
Abstract: A device, method and system provide a wellness management process and/or an exercise management process for use with a smartphone or other mobile computing device. Various data about the user is obtained and used for determining and recommending an action or exercise to the user to improve the user's wellness/physique/health. The action determined can be based on: (1) current biometric and/or motion data about the user (from the sensors), and (2) current physical condition(s), such as health/medical information or condition about the user (from the user's personal information, e.g., health library or programmed into the smartphone). Specific information about the user is taken into consideration when recommending user action or exercise, such as the user's specific physical, health or medical conditions.
Abstract: A computer-implemented method for estimating head pose angles of a user includes determining a first rotation between a first head pose axis associated with a first image of a plurality of images of the user and a camera axis associated with a camera taking the images. A second rotation is determined between a second head pose axis associated with a second image of the user and the camera axis. The first and second head pose axes are determined based on light reflections within the plurality of images. A head pose angle of the user can be estimated based on the first rotation and the second rotation. An alert can be generated based on the estimated head pose angle.
Abstract: A method for operating a user equipment (UE) includes receiving, by the UE from a transmit-receive point (TRP), a sounding reference signal (SRS) configuration for a SRS resource, determining, by the UE, at least one transmit beam for transmitting a SRS, wherein the at least one transmit beam is determined in accordance with TRP receive beam information and the SRS configuration, and transmitting, by the UE, the SRS on the SRS resource using the at least one transmit beam in accordance with the SRS configuration.
Abstract: An extended peripheral component interconnect express (PCIe) device includes a host PCIe fabric comprising a host root complex. The host PCIe fabric has a first set of bus numbers and a first memory mapped input/output (MMIO) space on a host CPU. An extended PCIe fabric includes a root complex endpoint (RCEP) as part of an endpoint of the host PCIe fabric. The extended PCIe fabric has a second set of bus numbers and a second MMIO space separate from the first set of bus numbers and the first MMIO space, respectively.
Abstract: The disclosure relates to technology for sending network management information in a network. A source edge node modifies data packets by encapsulating an operations, administration and maintenance (OAM) header in the data packets traversing a data path, and the OAM header includes a first indicator field. The source edge node also inserts a segment size field into the OAM header of the data packets based on an indication by the first indicator field, the segment size field indicating the data path is partitioned into segments based on a value of the segment size field.
Abstract: Notifying served user equipments (UEs) of the presence or absence of cell-specific reference signal (CRS) symbols transmitted by neighboring base stations in the physical downlink shared channel (PDSCH) region of a subframe can be achieved through various of signaling techniques. The served UE may be notified by communicating a one or multi-bit indicator in a physical layer signaling channel of the serving cell, such as the physical downlink control channel (PDCCH) of the subframe. Alternatively, the served UE may be notified through higher layer signaling.
May 20, 2020
Date of Patent:
July 6, 2021
Futurewei Technologies, Inc.
David Jean-Marie Mazzarese, Qiang Li, Zheng Yu, Weimin Xiao, Brian Classon
Abstract: A circuit includes a RC-CR circuit and a second circuit. The RC-CR circuit outputs a first signal at a first output node over a RC path, and a second signal at a second output node over a CR path. The second circuit is coupled to the RC-CR circuit at the first output node over the RC path. The second circuit includes an array of capacitors coupled in parallel and a plurality of switches, and each of the array of capacitors is connected, in series, to a corresponding switch in the plurality of switches. Each of the array of capacitors and its corresponding switch are coupled between the first output node and a ground. The plurality of switches is switched on or off such that the first signal and the second signal have a phase difference that falls within a predetermined phase range.
Abstract: An embodiment antenna system includes a first antenna portion configured to transmit a first signal received from a first feed and a second antenna portion configured to transmit a second signal received from a second feed. The second antenna portion is capacitively coupled to the second feed and inductively coupled to the first antenna portion, and the second signal has a frequency greater than a frequency of the first signal.
Abstract: The disclosure relates to technology for establishing communication between a remote device and a virtual machine on a computing node of the cloud-based services via the distributed network. The cloud-based services include multiple operating systems and one or more applications. In response to receiving an instruction from the remote device the virtual machine is accessed, where the virtual machine is associated with at least one of a user of the remote device and the remote device. When directed by an instruction from the remote device, the virtual machine identifies one of the operating systems in which to execute the one or more applications and transmits results, based on execution of the one or more applications by the virtual machine, to the remote device via the distributed network.
January 13, 2017
Date of Patent:
June 22, 2021
Futurewei Technologies, Inc.
Reza Yazdani, Chen Tian, Lawrence Davison, Viet Trinh
Abstract: A method of protecting against two or more board failures at the same time by providing an elastic consistency platform (ECP) of high availability (HA) in multiple board environments is described. The ECP is provided between transmission control protocol (TCP) and an application using TCP on each board, including providing input and output buffers to store data between a producer and a consumer. The ECP is used to generate a warning when an amount of data unsynchronized in an output buffer of the ECP on any board reaches a programmable limit.
Abstract: A network device employs a transmitter configured to transmit a registration request to a software defined network (SDN) controller. The network device employs a receiver to receive a reply from the SDN controller. The reply indicates a plurality of provider edge (PE) devices coupled to a carrier network. The network device employs a processor to cause the transmitter and receiver to establish a plurality of asymmetric connections to a virtual private network (VPN) operating over a wide area network (WAN) via the PE devices.
Abstract: A method of communicating data over a Peripheral Component Interconnect Express (PCIe) Non-Transparent Bridge (NTB) comprising transmitting a first posted write message to a remote processor via the NTB, wherein the first posted write message indicates an intent to transfer data to the remote processor, and receiving a second posted write message in response to the first posted write message, wherein the second posted write message indicates a destination address list for the data. Also disclosed is a method of communicating data over a PCIe NTB comprising transmitting a first posted write message to a remote processor via the NTB, wherein the first posted write message comprises a request to read data, and receiving a data transfer message comprising at least some of the data requested by the first posted write message.
Abstract: Provided are an apparatus and a method of multi-stage image recognition. For the multi-stage image recognition, categorized object data is received from a first deep neural network. A second deep neural network is trained on subcategory customization data that relates to a non-ideal environment when the second deep neural network produces invalid subcategorized object data from the categorized object data, and generates an image recognition result using the second deep neural network as trained.