Patents Examined by Khaled Kassim
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Patent number: 9967307Abstract: A method is provided for Voice over Internet Protocol (VoIP) devices to communicate over an Internet Protocol (IP) network. The method includes synchronizing the VoIP devices using one or more dual-tone multi-frequency (DTMF) codes over a telephone network, retransmissions of voice packets in bursts, retransmissions of voice packets following a time lag, adjusting the number of retransmissions based on quality of service, retransmission of a missing voice packet identified in a list received from a peer device, discarding low energy voice frames in a jitter buffer to prevent overflow, stopping playout at a low energy voice frame when the jitter buffer is below a minimum buffer size, and selective transmission and retransmission of voice packets based on their energy levels.Type: GrantFiled: September 9, 2014Date of Patent: May 8, 2018Assignee: ArcSoft (Shanghai) Technology Company, Ltd.Inventors: Yonghong Hua, Zhishan Zhuang, Huagui Zhou
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Patent number: 9967129Abstract: A method is provided for invoking call features to be executed in a session initiation protocol (SIP) environment, the method comprising: receiving a signal indicating a feature activation; and inserting a call information header into a SIP message, the call information header comprising a parameter that identifies the activated feature. Alternatively or additionally, a method is provided for controlling a user interface coupled to an endpoint in a SIP environment, the method comprising: receiving a SIP message comprising a user interface parameter carried in a call information header; and modifying the user interface to reflect the value of the user interface parameter. In yet another alternative, a method is provided for communicating user interface information to an endpoint in a SIP environment, comprising: creating a SIP message comprising a user interface parameter in a call information header; and transmitting the SIP message to the endpoint.Type: GrantFiled: March 9, 2006Date of Patent: May 8, 2018Assignee: Cisco Technology, Inc.Inventors: Umesh P. Katapadi, Daniel P. Linton, Craig P. Miller, David W. Mills
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Patent number: 9961008Abstract: The present invention provides a system for handling handover of communication protocol data between two satellite transponder, wherein the satellite transponders are moving in orbit around the earth, enabling to transmit communication protocol data between at least one gateway and terminal.Type: GrantFiled: November 19, 2015Date of Patent: May 1, 2018Assignee: AYECKA COMMUNICATION SYSTEMSInventors: Avraham Barda, Baruch Kagan, Igal Gerzberg
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Patent number: 9961648Abstract: Disclosed are a method and an apparatus for transmitting a power headroom report (PHR) by a terminal which is set to be dually connected to at least two heterogeneous base stations through uplink wireless connection. A method for transmitting a power headroom report (PHR) by a user equipment performing wireless communication based on dual connectivity. The method may include triggering the PHR based on at least one of a path loss change and a periodic timer; and transmitting at least one PHR to at least one base station according to the dual connectivity.Type: GrantFiled: March 26, 2014Date of Patent: May 1, 2018Assignee: Pantech Inc.Inventors: Ki Bum Kwon, Jae Hyun Ahn, Kang Suk Huh
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Patent number: 9955025Abstract: A method and apparatus for delivering IP Multimedia Subsystem (IMS) services is disclosed. An apparatus that incorporates teachings of the present disclosure may include, for example, a system having an aggregator element that aggregates a number of IMS services, and a presentation element that presents a web page with the aggregated IMS services. Additional embodiments are disclosed.Type: GrantFiled: May 12, 2016Date of Patent: April 24, 2018Inventors: Sreenivasa Gorti, David Wolter, Anil Doradla
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Patent number: 9955487Abstract: A method for receiving downlink data by a User Equipment (UE) in a wireless communication system is provided. The method includes checking a transmission parameter related to data transmitted from an interfering cell, determining presence/absence of an interference signal based on the transmission parameter, determining whether to apply Network Assisted Interference Cancellation and Suppression (NAICS) technology based on at least one of the transmission parameter or the presence/absence of the interference signal, and decoding the downlink data depending on whether to apply the NAICS technology.Type: GrantFiled: March 25, 2015Date of Patent: April 24, 2018Assignee: Samsung Electronics Co., Ltd.Inventors: Cheol-Kyu Shin, Hyo-Jin Lee, Heun-Chul Lee, Young-Bum Kim, Youn-Sun Kim
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Patent number: 9954777Abstract: A method of routing messages includes receiving a request message from an originating device to be forwarded to one of a plurality of target devices, the request message having a first network address as a source address identifying the originating device. The first network address of the request message is dynamically mapped to a second network address of a selected target device, and the first and second network addresses are stored in association with each other as address mapping information. The method also includes forwarding the selected target device using the second network address. The routing device receives from the target device an error message in relation to the request message, and identifies the originating device which originated the request message using the address mapping information and the second network address of the target device which issued the error message.Type: GrantFiled: January 14, 2016Date of Patent: April 24, 2018Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: William Bittles, Simon Davitt, Christopher Leonard
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Patent number: 9955205Abstract: Embodiments of the present invention recite a method and system for providing visual cues in an interactive media response system. In one embodiment, at least one visual prompt for display on a thin device is generated. The visual prompt is then sent to the thin device where it is displayed.Type: GrantFiled: June 10, 2005Date of Patent: April 24, 2018Assignee: Hewlett-Packard Development Company, L.P.Inventors: Michele Covell, Sumit Roy, John Ankcorn, Frederic Huve
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Patent number: 9948553Abstract: A system for distributed multi-domain routing control includes two or more software-defined network (SDN) controllers and virtual routers. The two or more SDN controllers create virtual topology information by collecting information about switches under the control thereof, exchange network information about a different virtual network, as well as create a routing path from a source terminal to a destination cross switch or a routing path from the destination cross switch to a destination terminal based on location identification information of the destination terminal and/or the virtual topology information. Then, the virtual routers manage communication between the different virtual tenant networks or communication between each virtual tenant network and an external network.Type: GrantFiled: October 27, 2015Date of Patent: April 17, 2018Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Ji Young Kwak, Yong Yoon Shin, Sae Hoon Kang, Byung Yun Lee
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Patent number: 9949265Abstract: A base station receives channel state information from a wireless device. The base station transmits to the wireless device one or more data packets on a data channel employing a first precoding matrix identifier. The base station transmits one or more control packets on a control channel to the wireless device employing a second precoding matrix.Type: GrantFiled: May 6, 2013Date of Patent: April 17, 2018Assignee: Comcast Cable Communications, LLCInventor: Esmael Hejazi Dinan
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Patent number: 9949155Abstract: Methods and systems for a transportation vehicle are provided. One method includes collecting by a processor connection information for a plurality of user devices accessing a wireless network on a transportation vehicle; determining by the processor available bandwidth for the plurality of user devices depending on a connection type; monitoring currently used bandwidth by the plurality of user devices; receiving a request from a user device to access content via the wireless connection; determining by the processor additional bandwidth for accessing the content by the user device; and rejecting the request for accessing the content when the additional bandwidth and the currently used bandwidth equals or exceeds the available bandwidth for the plurality of user devices.Type: GrantFiled: January 22, 2016Date of Patent: April 17, 2018Assignee: Panasonic Avionics CorporationInventor: Changhwa Lin
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Patent number: 9948567Abstract: An Ethernet device includes receive buffers and transmit buffers of a port, and a processor. The buffers are each associated with a respective class of service. The processor operates to determine a current buffer utilization in a receive buffer, determine that the current buffer utilization is different than a buffer threshold for the receive buffer, determine a data rate limit for the class of service associated with the receive buffer based upon the difference between the current buffer utilization and the buffer threshold, and send a data rate limit frame to another device coupled to the port. The data rate limit frame includes the data rate limit for the class of service.Type: GrantFiled: February 29, 2016Date of Patent: April 17, 2018Assignee: DELL PRODUCTS, LPInventors: Hendrich M. Hernandez, Gaurav Chawla, Robert L. Winter
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Patent number: 9942842Abstract: An apparatus and power saving methods are disclosed. The apparatus includes a radio communication device including at least one hardware component configured to operate in a normal mode and a power saving mode. The apparatus also includes a controller configured to monitor operations of the radio communication device and to determine whether to set the at least one hardware component to operate in the normal mode or in the power saving mode. The apparatus further includes a control mechanism associated with the at least one hardware component. The control mechanism is configured to change the operation of the at least one hardware component between the normal mode and the power saving mode based on a command received from the controller.Type: GrantFiled: July 31, 2014Date of Patent: April 10, 2018Assignee: Rockwell Collins, Inc.Inventors: Thomas S. Humphries, David W. Hill, Neal J. Buchmeyer, Maury J. Anderson
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Patent number: 9942063Abstract: An apparatus includes an encoder adapted to encode data bits for transmission via a communication link using pulse amplitude modulation (PAM). The encoder includes a logic circuit. The logic circuit is adapted to perform a logic operation on a pattern of bits and the data bits in order to reduce a run-length and/or improve the DC balance of the data bits.Type: GrantFiled: December 27, 2013Date of Patent: April 10, 2018Assignee: Altera CorporationInventor: David W. Mendel
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Patent number: 9936079Abstract: Apparatus and methods are disclosed for display dependent analysis of call data in an IBPX. In an example embodiment, an apparatus communicatively coupled to an IPBX server is configured to route VoIP calls in the IPBX. An interface circuit is configured to selected parameters of interest based on capabilities of a set of devices and generate subscription requests to subscribe the devices to the parameters of interest. A first processing circuit is configured to generate call summary metrics from call event messages for calls routed by the IPBX server. A second processing circuit subscribes a device identified in the subscription request to the selected set of parameters of interest identified in the subscription request. The second processing circuit evaluates call summary metrics for each parameter of interest subscribed to by the devices and provides results of the evaluation to devices that are subscribed to the parameter of interest.Type: GrantFiled: June 30, 2017Date of Patent: April 3, 2018Assignee: 8×8, Inc.Inventors: Zhishen Liu, Qing Zhao
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Patent number: 9935732Abstract: A node (100) of a cellular network selects a first modulation scheme setting for a first radio link to a first device (10?). The first modulation scheme setting is selected from a set of modulation scheme settings, each identified by at least one corresponding index. On the basis of a mapping of each of the indices to a corresponding set of transmission parameters, the node (100) identifies a first set of link parameters mapped to the index corresponding to the selected first modulation scheme setting. The node (100) then configures the first radio link according to the identified first set of link parameters. Further, the node (100) selects a second modulation scheme setting for a second radio link to a second device (10).Type: GrantFiled: March 27, 2015Date of Patent: April 3, 2018Assignee: Sony Mobile Communications, Inc.Inventors: Rickard Ljung, Basuki Priyanto
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Patent number: 9935670Abstract: RF front-end circuitry, which includes RF switching and duplexing circuitry, a first RF diplexer, and a second RF diplexer, is disclosed. The RF switching and duplexing circuitry operates in one of a group of RF transmit modes, such that the group of RF transmit modes includes at least one transmit uplink carrier aggregation mode. The RF switching and duplexing circuitry provides at least one RF transmit signal based on the one of the group of RF transmit modes. The first RF diplexer is coupled between the RF switching and duplexing circuitry and a primary RF antenna. The second RF diplexer is coupled between the RF switching and duplexing circuitry and an auxiliary RF antenna.Type: GrantFiled: September 26, 2014Date of Patent: April 3, 2018Assignee: Qorvo US, Inc.Inventor: Nadim Khlat
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Patent number: 9936418Abstract: Explicit congestion notification (ECN) data that is utilized in a core portion of a cellular communication network has known issues associated with a first use scenario and an infrequent use scenario. A probe comprising probe data and a data structure for storing certain ECN data can be transmitted in order to mitigate these issues. Transmitting the probe in response to a communication session being established with a device of a network can mitigate the first use issue. Transmitting the probe in response to expiration of a probe timer in connection with a network traffic idle period can mitigate the infrequent use scenario.Type: GrantFiled: August 20, 2015Date of Patent: April 3, 2018Assignee: AT&T INTELLECTUAL PROPERTY I, L.P.Inventors: Zhi Cui, Kadangode K. Ramakrishnan, Robert C. Streijl
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Patent number: 9935881Abstract: A method of load sharing, includes: extracting a factor field capable of distinguishing data flow in a packet header of the classified data flow, and taking the factor field as an input factor of a default load sharing algorithm of a network forwarding device interface, or taking the factor field as an input factor of a load sharing algorithm capable of uniformly allocating the data flows and selected according to the flow characteristic of the data flows, calculating the paths of the data flows, and forwarding the data flows according to respective paths. The method is used for increasing the expansibility of the network forwarding device and achieving load balancing.Type: GrantFiled: March 27, 2015Date of Patent: April 3, 2018Assignee: Huawei Technologies Co., Ltd.Inventors: Shi Tang, Chong Zhou
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Patent number: 9930625Abstract: There is provided a terminal apparatus configured to communicate with a base station apparatus. The terminal apparatus includes a reception unit configured to receive information for configuring a plurality of subframe sets and a parameter for each of the plurality of subframe sets from the base station apparatus, and a transmission unit configured to report power headroom calculated based on the parameter for a subframe set to which a subframe in which power headroom reporting is performed belongs, to the base station apparatus in the subframe. Thus, the terminal apparatus can efficiently perform a process related to a transmission power.Type: GrantFiled: July 8, 2014Date of Patent: March 27, 2018Assignee: Sharp Kabushiki KaishaInventors: Tatsushi Aiba, Shoichi Suzuki, Kazunari Yokomakura