Patents Examined by Hai-Chang Hsiung
-
Patent number: 10256986Abstract: A system and method for recovering missed Multimedia Broadcast and Multicast Service (MBMS) data frames in a Multicast Broadcast Single Frequency Network (MBSFN) is provided. The method includes storing a first set of Service Data Units (SDUs) in a first Radio Link Control (RLC) buffer, wherein the first set of SDUs is broadcasted using a first set of MBMS data frames from a first eNB, storing a second set of SDUs in a second RLC buffer, wherein the second set of SDUs is broadcasted using a second set of MBMS data frames from a second eNB, and comparing the first set of MBMS data frames associated with the first set of SDUs with the second set of MBMS data frames associated with the second set of SDUs to recover the missed MBMS data frame in the first set of RLC SDUs received from the first eNB.Type: GrantFiled: August 7, 2015Date of Patent: April 9, 2019Assignee: Samsung Electronics Co., Ltd.Inventors: Balaji Srinivasan Thiruvenkatachari, Sivashankar Sekar
-
Patent number: 10230642Abstract: In an example, there is disclosed a network apparatus for providing native load balancing within a switch, including: a first network interface operable to communicatively couple to a first network; a plurality of second network interfaces operable to communicatively couple to a second network; one or more logic elements comprising a switching engine operable for providing network switching; a content-addressable memory (CAM); and one or more logic elements providing a load balancing engine operable for: receiving incoming network traffic via the first network; selecting the incoming network traffic based at least in part on a selection factor, and load balancing selected traffic to a first egress interface based at least in part on a load balancing factor other than an IP address.Type: GrantFiled: March 10, 2016Date of Patent: March 12, 2019Assignee: Cisco Technology, Inc.Inventors: Avni Baveja, Mitali Parthasarathy, Samar Sharma, Mouli Vytla
-
Patent number: 10206188Abstract: A base station in a mobile communication system determines the number of slots that are to be used to transmit a synchronization signal in a period of the synchronization signal depending on the number of neighbor cells, allocates a synchronization signal region in which the synchronization signal is to be transmitted to a first slot of the determined number of slots depending on a cell identifier of a serving cell, and allocates a reserved region in which no signal is transmitted to slots other than the first slot among the determined number of slots so as to correspond to a position of the synchronization signal region.Type: GrantFiled: January 8, 2016Date of Patent: February 12, 2019Assignee: Electronics and Telecommunications Research InstituteInventors: Hee Sang Chung, Il Gyu Kim
-
Patent number: 10187873Abstract: A method for determining information about access barring includes the steps of: receiving a message set transmitted via a radio interface to a user equipment, the message set including at least a starting message that is a paging message; obtaining at least a first bit of a bit set from the starting message, wherein the bit set includes at least two bits and is intended for access barring; determining information of the bit set; the information at least disclosing whether the access barring is on or off; and receiving a system information block transmitted via the radio interface to the user equipment, the system information block comprising a scheduling information list that lists a further system information block that contains access barring parameters.Type: GrantFiled: November 17, 2016Date of Patent: January 22, 2019Assignee: Xiaomi H.K. Ltd.Inventors: Jianke Fan, Brian Martin
-
Patent number: 10187434Abstract: An electronic device for providing a packet-based voice call function is provided. The electronic device includes a transmit antenna; a receive antenna; and a communication circuit configured to establish an uplink channel using the transmit antenna, establish a downlink channel using the receive antenna, perform a packet-based voice call using the uplink channel and the downlink channel, obtain information associated with the downlink channel, determine a download schedule based on the obtained information associated with the downlink channel, determine a time required from a transmission request to a base station to a grant time, and transmit a voice packet over the uplink channel based on the download schedule and the time required from the transmission request to the base station to a grant time.Type: GrantFiled: September 6, 2016Date of Patent: January 22, 2019Assignee: Samsung Electronics Co., LtdInventors: Hye Jeong Kim, Hong Kim
-
Patent number: 10148377Abstract: A method of receiving a packet by a receiving terminal is provided. The method includes receiving one or more packets including information about an event which belongs to a same kind of event from a transmitting terminal, and selecting at least one packet from among the received one or more packets based on time information of a certain point of time at the certain point of time.Type: GrantFiled: August 4, 2014Date of Patent: December 4, 2018Assignee: Samsung Electronics Co., Ltd.Inventors: Min-suk Choi, Woo-jin Park, Hun-je Yeon, Van canh Nguyen, Islam Mohammad Zuberul, Won-joo Park, Jin-wook Lee, Jin-guk Jeong
-
Patent number: 10142821Abstract: Techniques of this disclosure include modulating messages by shifting the timing of periodic beacon frames already mandatory for certain wireless protocols without incurring extra traffic. Such a band-free design allows continuous broadcast from a first computing device to reach a second computing device operating on a different wireless protocol than the first wireless protocol. Further techniques of this disclosure enable concurrent broadcasts from multiple computing devices or boost the transmission rate of a computing device.Type: GrantFiled: March 10, 2016Date of Patent: November 27, 2018Assignee: Regents of the University of MinnesotaInventors: Song Min Kim, Tian He
-
Patent number: 10104695Abstract: Systems described herein receive, via a physical random access channel, an attach request from a user device; retrieve profile data for the user device; and determine, based on RF conditions estimated from the attach request, an initial downlink repetition level for extended coverage. The systems also receive a reference signal from the user device via a physical uplink shared channel; determine an uplink repetition level for coverage extension based on the uplink RF conditions and requirements from the profile data. The systems detect high resource use within a cell; identify a shared downlink resource channel for the user device, wherein machine-type communication (MTC) data for the user device uses BPSK modulation; identify non-MTC data requiring downlink transmission to a device within the cell; and send the non-MTC data over the shared downlink resource channel, and on a resource pre-allocated for the user device, using a different modulation level.Type: GrantFiled: March 10, 2016Date of Patent: October 16, 2018Assignee: Verizon Patent and Licensing Inc.Inventors: Jin Yang, Lei Song
-
Patent number: 10091337Abstract: Techniques for header encoding include encoding a plurality of bits using a forward error correction code, generating an FEC codeword comprising a plurality of encoded bits, and concatenating a first copy of the FEC codeword with a second copy of the FEC codeword, wherein the concatenating comprises cyclically shifting by two bits the second concatenated copy of the FEC codeword relative to the first concatenated copy of the FEC codeword, wherein the encoded bits of the first and second copies of the FEC codewords are modulated on at least one OFDM symbol. techniques for header decoding include receiving a plurality of encoded bits comprising at least two concatenated copies of an FEC codeword, decoding a first copy of the FEC codeword to generate a first plurality of decoded bits, and decoding a second copy of the FEC codeword to generate a second plurality of decoded bits.Type: GrantFiled: March 24, 2017Date of Patent: October 2, 2018Assignee: APPLIED TRANSFORM, LLCInventor: Joon Bae Kim
-
Patent number: 10075884Abstract: Systems and methods related to performing an assignment and a handover in a radio communication network are provided. In one exemplary embodiment, a method performed by a Mobile Switching Center (MSC) of a radio communication network may include seizing resources for a Time Division Multiplexed (TDM) bearer and an Internet Protocol (IP) bearer for use on a terrestrial A-interface of the radio communication network for an activity to be performed by a target Base Station Controller (BSC) of the radio communication network.Type: GrantFiled: July 29, 2016Date of Patent: September 11, 2018Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Dirk Kampmann, Karl Hellwig, Paul Schliwa-Bertling
-
Patent number: 10063479Abstract: Some embodiments of the invention provide a load balancer for distributing packet flows that are addressed to a group of data compute nodes (DCNs) amongst the DCNs of the group. In some embodiments, the load balancer includes a connection data storage comprising several different destination network address translation (DNAT) tables. Each particular DNAT table is defined at a particular instance in time and stores the identity of a plurality DCNs that are part of the group at the particular instance in time. Each time a DCN is added to the group, the load balancer of some embodiments creates a new DNAT table in the connection data storage for processing new packet flows, while using previously created DNAT tables to process packets that are part of previously processed packet flows.Type: GrantFiled: October 6, 2014Date of Patent: August 28, 2018Assignee: BAREFOOT NETWORKS, INC.Inventors: Changhoon Kim, Patrick Bosshart
-
Patent number: 10015830Abstract: A communication apparatus functioning as a master device denies participation by new communication apparatuses in a network in communication parameter configuration mode based on participation statuses of communication apparatuses functioning as slave devices in the network. The communication apparatus functioning as a master device establishes the network in communication parameter configuration mode between the communication apparatuses participating in the network, and configures communication parameters.Type: GrantFiled: October 11, 2016Date of Patent: July 3, 2018Assignee: CANON KABUSHIKI KAISHAInventor: Fumihide Goto
-
Patent number: 10014920Abstract: A method in a network node for selecting a beam candidate in a wireless communication network, including acquiring information including information indicative of signal qualities for multiple beam candidates; assigning to each of the multiple beam candidates a factor indicating signal interference generated by the corresponding beam candidate and selecting a beam candidate taking into account at least the associated signal quality and the factor assigned to the selected beam candidate.Type: GrantFiled: September 12, 2012Date of Patent: July 3, 2018Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: David Hammarwall, Niklas Wernersson
-
Patent number: 10009820Abstract: In some examples, a wireless device communicates in a communications session over a cellular network with a remote endpoint device. The wireless device detects a condition indicating potential loss of wireless connectivity or actual loss of wireless connectivity with the cellular network. In response to the detecting, communication with the remote endpoint device is transferred to a communication path including a service that supports asynchronous communications.Type: GrantFiled: January 8, 2016Date of Patent: June 26, 2018Assignee: BlackBerry LimitedInventor: Jeffrey Charles Bos
-
Patent number: 10003517Abstract: Systems and methods are disclosed herein to provide improved data communication test systems for the testing of wireless data communication devices and systems. A flexible arrangement of physical layer interfaces, hardware traffic generator/analyzers and software traffic generator/analyzers is disclosed that partitions the data communication test system into interfacing and processing modules. Such a system may offer improved capabilities such as a lower-cost and more efficient test system, a reduction in redundant processing capabilities, and a dynamic balancing of interfaces and processing power.Type: GrantFiled: March 10, 2016Date of Patent: June 19, 2018Assignee: KEYSIGHT TECHNOLOGIES SINGAPORE (HOLDINGS) PTE. LTD.Inventor: Shashidhar Viswanatha Lakkavalli
-
Patent number: 10004010Abstract: Measurement reports are received from a plurality of user equipment (UE) in communication with a first base station on a network. The measurement reports include data characterizing physical cell identifiers (PCIDs) of neighboring base stations and signal strengths associated with the neighboring base stations. Relative positions of the plurality of UEs are determined based on the received measurement reports. The plurality of UEs are associated into one or more groups comprising UEs having similar relative positions. A UE is selected from each of the one or more groups for transmission of a request to resolve at least some of the neighboring base station cell global identities (CGIs). At least one of the receiving, determining, associating, and selecting are performed by at least one data processor forming part of at least one computing system. Related apparatus, systems, techniques, and articles are also described.Type: GrantFiled: January 8, 2016Date of Patent: June 19, 2018Assignee: AltioStar Networks, Inc.Inventor: Anupam Kumar Goel
-
Patent number: 9986551Abstract: A wireless communication terminal capable of increasing the utilization efficiency of ACK/NACK resources and suppressing unnecessary PUSCH band reduction while avoiding ACK/NACK collision. The wireless communication terminal has a configuration provided with: a reception unit for receiving a control signal including ARI via an E-PDCCH set from among one or a plurality of E-PDCCH sets; a control unit for determining an offset value indicated by the ARI on the basis of whether or not a resource region that may be taken by a dynamic ACK/NACK resource corresponding to the E-PDCCH set that has received the control signal and a resource region that may be taken by a dynamic ACK/NACK resource corresponding to another E-PDCCH set overlap, and imparting an offset to the ACK/NACK resource according to the value of the ARI; and a transmission unit for transmitting the ACK/NACK signal using the determined ACK/NACK resource.Type: GrantFiled: June 8, 2017Date of Patent: May 29, 2018Assignee: Sun Patent TrustInventors: Kazuki Takeda, Hidetoshi Suzuki, Ayako Horiuchi, Toru Oizumi
-
Patent number: 9979628Abstract: The invention is directed to providing cloud-based services using dynamic network virtualization. Embodiments of the invention provide a cloud-based service over a system that has a dynamic network virtualization architecture. The architecture includes a set of distributed forwarding elements with centralized control, and at least one virtual machine that is bound to one of the forwarding elements. These features enable the virtual machine to be migrated across a wide area network while maintaining its original IP address and service continuity.Type: GrantFiled: October 22, 2015Date of Patent: May 22, 2018Assignee: Alcatel LucentInventors: Fang Hao, Tirunellai V. Lakshman, Sarit Mukherjee, Haoyu Song
-
Patent number: 9965520Abstract: A logical merge module is described herein for producing an output stream which is logically compatible with two or more physically divergent input streams. Representative applications of the logical merge module are also set forth herein.Type: GrantFiled: June 17, 2011Date of Patent: May 8, 2018Assignee: Microsoft CorporationInventors: Badrish Chandramouli, David E. Maier, Jonathan D. Goldstein, Peter A. Zabback
-
Patent number: 9960870Abstract: A method and a correspondingly designed device for data transfer in a computer network, the method including transmitting a first message addressed by a first node of the computer network to a second node of the computer network for requesting information regarding the synchronicity of the second node with an element of the computer network, receiving a second message addressed by the second node of the computer network to the first node of the computer network with information regarding the synchronicity of the second node with the element, and ascertaining a status of the synchronization of the second node with the element with the aid of the received information.Type: GrantFiled: March 10, 2016Date of Patent: May 1, 2018Assignee: ROBERT BOSCH GMBHInventor: Helge Zinner