Patents Examined by M. Phan
  • Patent number: 9019860
    Abstract: The present invention discloses a method, a terminal and a communication system for starting a compressed mode, wherein the method comprises: a terminal receiving information of a target cell to be measured from a radio network controller; according to the information of the target cell to be measured, the terminal determining a transmission gap pattern sequence; according to the determined transmission gap pattern sequence, the terminal starting a compressed mode to perform a measurement to the target cell. In accordance with the present invention, the problem that a compressed mode can not be started in the case of load balancing mechanism or service bearer feature mechanism is solved, and the Quality of Service (QoS) of the terminal as well as the performance of the system are enhanced.
    Type: Grant
    Filed: April 13, 2011
    Date of Patent: April 28, 2015
    Assignee: ZTE Corporation
    Inventor: Xiang Cheng
  • Patent number: 9019920
    Abstract: Provided is a base station capable of suppressing increase of overhead of allocation result report in frequency scheduling in multi-carrier communication and obtaining a sufficient frequency diversity effect. In the base station, encoding units (101-1 to 101-n) encode data (#1 to #n) to mobile stations (#1 to #n), modulation units (102-1 to 102-n) modulate the encoded data so as to generate a data symbol, a scheduler (103) performs frequency scheduling according to a CQI from each mobile station so as to uniformly allocate data to the respective mobile stations for a part of RB extracted from a plurality of RB, and an SCCH generation unit (105) generates control information (SCCH information) to report the allocation result in the scheduler (103) to the respective mobile stations.
    Type: Grant
    Filed: January 25, 2013
    Date of Patent: April 28, 2015
    Assignee: Panasonic Intellectual Property Corporation of America
    Inventors: Kenichi Kuri, Akihiko Nishio, Masaru Fukuoka, Kenichi Miyoshi
  • Patent number: 9001724
    Abstract: A multiplexed signal generator is configured to multiplex a signal addressed to a first reception device which has been subjected to a power suppression process of suppressing the power of the signal, and a signal addressed to a second reception device which is not subjected to the power suppression process.
    Type: Grant
    Filed: December 17, 2010
    Date of Patent: April 7, 2015
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Hiroshi Nakano, Takashi Onodera, Kozue Hirata, Hiromichi Tomeba, Shimpei To
  • Patent number: 8897226
    Abstract: A method and apparatus for reporting a maximum carrier power in a carrier aggregation scenario are disclosed. The method includes: a user equipment (UE) encapsulating a particular power headroom (PH) of an activated uplink component carrier (UL CC) and a particular maximum output power of a physical channel of the activated UL CC into a same power headroom report (PHR) and reporting the PHR to a base station (eNB). The method enables the eNB to acquire the power situation of the UE in time so as to perform scheduling more accurately.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: November 25, 2014
    Assignee: ZTE Corporation
    Inventors: Jian Wang, Yada Huang, Zhongda Du
  • Patent number: 8897121
    Abstract: A method is disclosed for frequency offset compensation and equalization in an orthogonal frequency division multiplexing system. The method comprises: acquiring a channel estimation value h and a frequency offset value f at a reference symbol; acquiring a Toeplitz matrix M(f) based on the frequency offset value f; performing phase compensation on the channel estimation value h to obtain a channel estimation value h? at a data symbol; and acquiring an estimation value of a transmitted symbol x based on M(f) and h?. A device is also disclosed for frequency offset compensation and equalization in the orthogonal frequency division multiplexing system. The device comprises a channel estimation unit, a frequency offset acquisition unit, a channel compensation unit and an equalization estimation unit.
    Type: Grant
    Filed: January 27, 2011
    Date of Patent: November 25, 2014
    Assignee: ZTE Corporation
    Inventor: Shaoning Xiao
  • Patent number: 8855008
    Abstract: A digital multimedia network with a parameter join mechanism comprising at least one apparatus. A requesting device parameter of a source apparatus updates a local parameter group list by adding an entry for each device parameter of a target apparatus which joins the parameter group.
    Type: Grant
    Filed: October 2, 2008
    Date of Patent: October 7, 2014
    Assignee: U-Man Universal Media Access Networks GmbH
    Inventors: Robby Gurdan, Richard Foss
  • Patent number: 8855045
    Abstract: The present invention discloses a method for controlling establishment of a local IP connection, and the method includes: when an access gateway determines that data or application of a terminal needs to be offloaded, informing the terminal that a local IP connection needs to be established via a mobility management entity and a radio side network element by a bearer modification, or informing a radio side network element or a local gateway of a routing policy via a mobility management entity. The present invention also discloses a system for controlling establishment of a local IP connection. The present invention enables the terminal to instantly acquire whether a local IP connection needs to be re-established, can realize dynamic adjustment of local IP data; meanwhile, the present invention can realize dynamic adjustment of local IP data and dynamic establishment of the local IP connection in the case of the local IP connection.
    Type: Grant
    Filed: January 26, 2011
    Date of Patent: October 7, 2014
    Assignee: ZTE Corporation
    Inventors: Na Zhou, Jing Wang, Shuang Liang, Zaifeng Zong, Yingzhe Wu
  • Patent number: 8848732
    Abstract: A method of controlling connection between nodes in a digital interface whereby a first node that is a master node determines a second node to be the master and controls a point-to-point connection or a broadcast connection to another node. The first node having the display device determines the second node to be the master in accordance with a user selection, and transmits a connection command of a predetermined format for transmitting a data stream to the second node. The second node determined as the master in accordance with the transmitted connection command of the predetermined format is allocated with a channel and a bandwidth from an isochronous resource manager (IRM), and performs a point-to-point connection between the second node and the first node to transit the data stream. Thus, the transmission/reception, reproduction, and control of the data stream of the program can be smoothly performed.
    Type: Grant
    Filed: January 6, 2014
    Date of Patent: September 30, 2014
    Assignee: LG Electronics Inc.
    Inventors: Chang Hwan Jang, Jae Yoon Jeong
  • Patent number: 8831022
    Abstract: A system and method for interconnecting multiple communication interfaces is provided. The system includes a port, a transmission layer module and a signaling layer module. The port communicates data over a first interface. The port is one of a plurality of ports operable to communicate data over the first interface. Each port in the plurality of ports is addressed by one a plurality of physical addresses. One or more of the plurality of ports may simultaneously communicate with a control port over the first interface. The transmission layer module is connected to the port and is operable to enable the port to communicate data with the control port. The signaling layer module is connected to the transmission layer module and is operable to enable data communication with a second interface. The second interface may be an Ethernet port. The first interface and the second interface may operate at different speeds.
    Type: Grant
    Filed: June 15, 2012
    Date of Patent: September 9, 2014
    Assignee: Emulex Corporation
    Inventor: Stuart B. Berman
  • Patent number: 8824491
    Abstract: Scheduling methods and apparatus are provided for an input-queued switch. The exemplary distributed scheduling process achieves 100% throughput for any admissible Bernoulli arrival traffic. The exemplary distributed scheduling process includes scheduling variable size packets. The exemplary distributed scheduling process may be easily implemented with a low-rate control or by sacrificing the throughput by a small amount. Simulation results also showed that this distributed scheduling process can provide very good delay performance for different traffic patterns. The exemplary distributed scheduling process may therefore be a good candidate large-scale high-speed switching systems.
    Type: Grant
    Filed: October 25, 2011
    Date of Patent: September 2, 2014
    Assignee: Polytechnic Institute of New York University
    Inventors: Shivendra S. Panwar, Yanming Shen, Shunyuan Ye
  • Patent number: 8761178
    Abstract: The present disclosure provide a method for creating a stream forwarding entry includes: receiving, by a data communication device, a packet; making statistics on the received packet to obtain a statistical value of a stream corresponding to the packet; judging whether the statistical value of the stream exceeds a preset threshold value; and if exceeds the preset threshold value, creating, by the data communication device, a stream forwarding entry for the stream corresponding to the packet, and performing stream forwarding for subsequent packets of the stream according to the stream forwarding entry. Through the present disclosure, the number of stream forwarding entries in a stream table is reduced, the required storage space is reduced, and the maintenance of the stream table is simplified; moreover, the data communication device is not vulnerable to attacks of denial of service and is highly secure.
    Type: Grant
    Filed: October 19, 2012
    Date of Patent: June 24, 2014
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Zhigang Huang, Feng Li, Liyun Ou
  • Patent number: 8750113
    Abstract: Methods of load measurement for rate adaptive services are provided in a wireless communications network. The method includes receiving a plurality of packets associated with a bearer; calculating a measured bit rate for the plurality of packets received; and marking each of the plurality of packets received with information associated with the calculated measured bit rate, wherein the marked packets are used as input for admission control, congestion control and/or scheduling schemes for the wireless communications network. Related systems and computer program products are also provided.
    Type: Grant
    Filed: October 25, 2011
    Date of Patent: June 10, 2014
    Assignee: Telefonaktiebolaget L M Ericsson (publ)
    Inventors: Min Wang, Jonas Pettersson, Stefan Wanstedt
  • Patent number: 8711765
    Abstract: In at least some embodiments, a wireless networking system is provided. The wireless networking system includes a base-station and a plurality of user devices in communication with the base-station. The base-station selectively assigns each user device to one of a first group and a second group. Also, the base-station selectively assigns each user device to an uplink synchronized state and an uplink non-synchronized state. The base-station allocates a unique reduced identifier to each user device in the uplink synchronized state, but does not allocate unique reduced identifiers to user devices in the non-synchronized state.
    Type: Grant
    Filed: September 20, 2007
    Date of Patent: April 29, 2014
    Assignee: Texas Instruments Incorporated
    Inventors: Pierre Bertrand, Shantanu Kangude
  • Patent number: 8675732
    Abstract: A method and an apparatus of compressing image data are provided. The method of compressing data comprises calculating differences between values of predetermined pixels from among pixels constructing an image and values of reference pixels respectively corresponding to the predetermined pixels; ordering bits, which correspond to bit strings of the differences, into bit planes; and coding the bit planes according to priority of the bit planes.
    Type: Grant
    Filed: January 15, 2008
    Date of Patent: March 18, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Si-hwa Lee, Sang-jo Lee
  • Patent number: 8670342
    Abstract: A method and arrangement in a data collection network node (130, 140) for gathering information to be used for identification of at least one primary tracking area associated with a user equipment and a method and arrangement in a core network node (101) for selecting at least one tracking area identity identifying at least one tracking area to be used as at least one primary tracking area for a UE are provided. A tracking area identity is retrieved. Information about usage of a tracking area identified by the retrieved tracking area identity is registered. A measure for the user equipment being located in the tracking area is determined. Said at least one tracking area identity identifying at least one tracking area to be used as a primary tracking area is determined, if the measure exceeds a threshold. A method and an arrangement in a second network node (130) for paging a user equipment are provided.
    Type: Grant
    Filed: May 8, 2009
    Date of Patent: March 11, 2014
    Assignee: Telefonaktiebolaget L M Ericsson (publ)
    Inventors: Arne Norefors, Tomas Nylander, Johan Rune, Jari Vikberg
  • Patent number: 8611337
    Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for an adaptive subscriber buffering policy with persistent delay detection for live audio streams. In one aspect, a method includes decoding frames of multimedia data received from a first network; storing the decoded frames of multimedia data in a buffer; monitoring the buffer to determine a level of delay; and providing an output, based on the monitoring of the buffer, to cause a reduction in the level of delay during retrieval and encoding of the stored frames of multimedia data.
    Type: Grant
    Filed: March 31, 2009
    Date of Patent: December 17, 2013
    Assignee: Adobe Systems Incorporated
    Inventor: Pankaj Yadav
  • Patent number: 8599867
    Abstract: Communication environment switchover may be provided. A received signal strength level may be determined corresponding to a signal sent from a first device and received at a second device. The received signal strength level may be measured at the second device. In addition, the first device may be re-provisioned. For example, the first device may be re-provisioned to communicate in a second environment if the first device is provisioned to communicate in a first environment and if the received signal strength level is greater than a first threshold value. Furthermore, the first device to be re-provisioned to communicate in the first environment if the first device is provisioned to communicate in the second environment and if the received signal strength level is less than a second threshold value. The second threshold value may be less than the first threshold value.
    Type: Grant
    Filed: November 19, 2012
    Date of Patent: December 3, 2013
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: John Alson Hicks, III, James A. Worsham, Jr.
  • Patent number: 8582571
    Abstract: A peripheral device comprises a first entity and a second entity. In operation, the first/second entities are configured to respectively: receive a first/second entity-related message from at least one other device to indicate the availability of the at least one other device for attachment, send, to the at least one other device, a first/second entity-related message indicating the availability for communication with the at least one other device, receive, from the at least one other device, a first/second entity-related signal including a first/second entity-related peripheral device identifier, send a first/second entity-related response to the at least one other device, receive, from the at least one other device, a first/second entity-related device response, and send, to the at least one other device, a first/second entity-related second peripheral response including the first/second entity-related peripheral device identifier.
    Type: Grant
    Filed: February 8, 2013
    Date of Patent: November 12, 2013
    Assignee: Tri-County Excelsior Foundation
    Inventor: Robert J Donaghey
  • Patent number: 8576792
    Abstract: A method for processing and transmitting data packet is disclosed. The method includes receiving a data packet with a first Redundancy Version (RV) from a serving cell, receiving a data packet with a second RV different from the first RV from a collaborative cell, and combining and decoding the data packets received from the serving cell and the collaborative cell.
    Type: Grant
    Filed: August 28, 2009
    Date of Patent: November 5, 2013
    Assignee: LG Electronics Inc.
    Inventors: Ki Hwan Kim, Jae Hoon Chung, Yeong Hyeon Kwon
  • Patent number: 8571044
    Abstract: A gateway for data transfer between serial buses, including multiple communication modules that are each provided for connection of one serial bus, and that carry out a conversion between data packets and data words, a bus master that, via an internal control bus, controls a word-based transfer of data via an internal data bus between two communication modules, the bus master applying a source address via a source address bus to an internally transmitting first communication module, and a destination address via a separate destination address bus to an internally receiving second communication module, data received in data packets by the first communication module via a first serial bus connected thereto being transferred from the first communication module directly without buffering, in word-based fashion in one or more data words, via the internal data bus to the second communication module, which delivers these transferred data, in data packets, via a second serial bus connected to the second communication
    Type: Grant
    Filed: April 17, 2007
    Date of Patent: October 29, 2013
    Assignee: Robert Bosch GmbH
    Inventors: Markus Ihle, Tobias Lorenz, Jan Taube