15th week of 2010 patent applcation highlights part 30 |
Patent application number | Title | Published |
20100091697 | DITRIBUTED TURBO CODING AND RELAYING PROTOCOLS - This invention concerns distributed turbo coding and relaying protocols wireless relay networks. In particular, the invention concerns a method for relaying signals at a relay node, a method for processing signals at a destination node, a relay system and software to perform the methods. The wireless relay networks comprise a source node, a destination node and one or more relay nodes. At a relay node, the invention comprises the steps of receiving a signal from a first node; decoding the received signal; and if the received signal is decoded incorrectly, employing an Amplify-And-Forward (AAF) relaying protocol comprising the steps of amplifying the received signal and then transmitting the amplified signal to a second node; but otherwise, employing a Decode-And-Forward (DAF) relaying protocol comprising the steps of re-encoding the decoded signal and then transmitting the coded signal to the second node. At a destination node, data transmitted by the source node is recovered by combining all signals received from the source and relay nodes and then decoding the combined signal. | 2010-04-15 |
20100091698 | RADIO RELAY APPARATUS, RADIO TERMINAL APPARATUS, METHOD, AND RECORDING MEDIUM FOR PERFORMING RADIO COMMUNICATION BASED ON BEACON - A radio relay apparatus to periodically transmit a beacon to a radio terminal apparatus, comprises: a control section for generating a beacon including group identification information indicating a group to which a radio terminal apparatus of a reception object of the beacon belongs; and a transmission section for transmitting the generated beacon to the radio terminal apparatus. | 2010-04-15 |
20100091699 | PROFILE-BASED BANDWIDTH SCHEDULER - A profile-based scheduler is disclosed. In other embodiments, the profile-based scheduler may profile previously accessed websites and/or FTP sites. In doing so, the profile may compile bandwidth requirements for all such profiled websites and/or FTP sites within a lookup table. When a website and/or FTP site is accessed, the profiler may grant the bandwidth associated with the website or FTP site within the lookup table. In some embodiments, the profiler may create entries not only based on websites and/or FTP sites but may also profile users, TCP connections, web browser configurations and/or web browser types. | 2010-04-15 |
20100091700 | AD-HOC NETWORK ACQUISITION USING CHAOTIC SEQUENCE SPREAD WAVEFORM - Method and system for identifying neighbor nodes in an ad-hoc wireless network including two or more nodes. The method involves generating a beacon signal at a first node of the network for alerting other nodes in the network of the presence of the first node. A digitally generated first spreading sequence is also generated at the first node. Thereafter, the beacon signal is modulated with the first spreading sequence to produce a spread spectrum signal which is then transmitted. The spreading sequence is selected to be a chaotic sequence. | 2010-04-15 |
20100091701 | METHOD FOR COGNITIVE RADIO BASED COMMUNICATION AND METHOD FOR BROADCASTING POLICY INFORMATION FOR THE SAME - A method of broadcasting frequency policy information in a cognitive radio based communication system, apparatus therefore and a communication method using the same are disclosed. In particular, a policy broadcaster is provided as a subject performing a broadcast of frequency policy information in cognitive radio communication. A method of broadcasting frequency policy information using the same and a method of performing cognitive radio communication by obtaining frequency policy information using the same are provided. Moreover, an enhanced superframe structure, which is capable of providing a seamless service in case that a narrowband terminal is introduced in the middle of a superframe, is provided. | 2010-04-15 |
20100091702 | Cell search based on beacon in a wireless communication system - Techniques for transmitting beacon signals to assist user equipments (UEs) perform cell search and techniques for detecting for beacon signals are described. In an aspect, cells may be assigned beacon patterns defined based on orthogonal grouping of subcarriers. U subcarriers usable for beacon may be arranged into G orthogonal groups, with each group including S subcarriers. different beacon patterns may be defined based on the G groups of S subcarriers. In another aspect, the cells may transmit their beacon signals at configurable transmit power levels, which may be determined based on target beacon detection performance. In yet another aspect, a UE may perform overlapping DFTs in order to capture more received power when symbol timing at the UE is not aligned with symbol timing of cells being detected. In yet another aspect, the UE may perform beacon detection with maximal likelihood decoding. | 2010-04-15 |
20100091703 | BINDING UPDATE METHOD, MOBILE TERMINAL, HOME AGENT, AND BINDING UPDATE SYSTEM - Disclosed in a technique for providing a binding update method and the like capable of resolving such a situation that a BA message keeps reciprocating between HAs. According to the technique, there is provided a binding update method, in which a mobile terminal transmits, to a home agent of the mobile terminal, a first message containing an address that is the destination to that the home agent forwards, and the home agent of the mobile terminal updates, based on the first message, a cache in which a home address of the mobile terminal is associated with an address that is the destination to that the home agent forwards, and transmits a second message as a reply to the first message to the mobile terminal, wherein when receiving the second message, the mobile terminal transmits, to the home agent of the mobile terminal, a third message notifying that the second message has been received, and after receiving the third message, the home agent of the mobile terminal updates the cache. | 2010-04-15 |
20100091704 | Mobile telecommunications and random access preamble content - The present invention provides for a mobile radio communications device of a mobile radio communications network arranged for delivering a non-synchronized random access preamble message such that the non-synchronized random access preamble message comprises a multi-bit message including Cause ID bits and selective bits comprising at least signature bits for collision avoidance, and in which the inclusion of CQI bits is determined responsive to signaling received from the network and indicative of cell characteristics or parameters. | 2010-04-15 |
20100091705 | METHOD AND DEVICE FOR TRANSMITTING TCP DATA OVER ASYMMETRIC LINKS - In a method and device the TCP load offered in the uplink is manipulated such that an offered load asymmetry is achieved. Using such an arrangement it is possible to compensate for a link asymmetry when uplink and downlink connections are sharing the same uplink buffer in order to increase performance of the downlink. The method and device are capable of increasing the download performance both in the case when TCP connections are terminated in a different device than the terminal where the link layer is terminated, as well as when the TCP connections are terminated in the same device as the link-layer. | 2010-04-15 |
20100091706 | SCP-CONTROLLED OVERLAY BETWEEN GSM AND IMS - The invention relates to method of executing a service in a Media Gateway Control Function ( | 2010-04-15 |
20100091707 | METHOD FOR ROUTE OPTIMIZATION BETWEEN MOBILE ENTITIES - A communication network ( | 2010-04-15 |
20100091708 | BASE STATION APPARATUS, MOBILE STATION, RADIO COMMUNICATION SYSTEM, AND COMMUNICATION CONTROL METHOD - In a radio communication system including a mobile station and a base station apparatus for communicating with the mobile station according to a SC-FDMA scheme in uplink, the mobile station includes a transmitting unit configured to transmit at least one of a first signal and a second signal; and a Sounding RS transmitting unit configured to determine a transmission band for a Sounding Reference Signal (Sounding RS) based on mapping information of at least one of the first signal and the second signal. | 2010-04-15 |
20100091709 | METHOD FOR PROCESSING RADIO PROTOCOL IN MOBILE TELECOMMUNICATIONS SYSTEM AND TRANSMITTER OF MOBILE TELECOMMUNICATIONS - An apparatus and method for performing procedures (protocols) of a PDCP (Packet Data Convergence Protocol) layer and an RLC (Radio layer in an E-UMTS (Evolved Universal Mobile Telecommunications System) which has evolved from UMTS, among radio protocols of a mobile communication system. The PDCP layer performs ciphering on data (i.e., PDCP SDU) received from an upper layer, generates an indicator discriminating ciphered data and non-ciphered data (i.e., an ROHC feedback packet directly generated by the PDCP layer), and transmits the same to a lower layer (i.e., MAC layer). A PDCP SN (Sequence Number) is defined as an algorithm for ciphering the data in the PDCP layer to perform ciphering in the PDCP layer. | 2010-04-15 |
20100091710 | METHOD OF PROVIDING IP MOBILITY USING SCTP SIGNALING IN 3GPP BASED NEXT GENERATION MOBILE COMMUNICATION NETWORK - Provided is a method of providing IP mobility using SCTP (Stream Control Transmission Protocol) signaling in a 3GPP (3 | 2010-04-15 |
20100091711 | WIRELESS COMMUNICATION METHOD - A wireless communication method is provided which includes the steps of selecting, by a wireless communication device belonging to a communication system operating on a certain communication protocol, a communication protocol among a plurality of communication protocols, exchanging, among a plurality of wireless communication devices including the wireless communication device, information including peripheral communication status of each wireless communication device by using the selected communication protocol, and changing the communication protocol to be used for exchanging the information. | 2010-04-15 |
20100091712 | WIRELESS COMMUNICATION METHODS UTILIZING A SINGLE ANTENNA WITH MULTIPLE CHANNELS AND THE DEVICES THEREOF - The present invention provides wireless communication methods utilizing a single antenna with multiple channels and the devices thereof. The method includes providing a plurality of communication channels within the single antenna. The plurality of communication channels may include a probe channel and a data channel. The single antenna may selectively switch between the probe channel and the data channel based on a probe signal transmitted in the probe channel so as to facilitate data transmission. | 2010-04-15 |
20100091713 | METHOD OF TRANSMITTING CONTROL INFORMATION - In a method of transmitting a logical channel by using a downlink transport channel, a plurality of transmission configurations are limited into a limited set of the transmission configurations. Control information relating to the limited set of the transmission configurations of the downlink transport channel is transmitted and at least a part of data of the logical channel is transmitted over the downlink transport channel. Thus, an amount of the control information is reduced. | 2010-04-15 |
20100091714 | ACCESS POINT MULTI-LEVEL TRANSMISSION POWER CONTROL SUPPORTING PERIODIC HIGH POWER LEVEL TRANSMISSIONS - A wireless access point selects its own transmission power for different types of the transmissions. The access point transmits to client devices at reduced power levels, however, periodic beacons and other selected non-beacon transmissions can be transmitted at a high power level to facilitate association by other client devices | 2010-04-15 |
20100091715 | COGNITIVE CHANNEL ADAPTATION IN WIRELESS SENSOR NETWORKS - Cognitive radio adaptation is employed in WSNs to reduce effects of RF interference. Communication channel quality is assessed locally at each node. Using beacons to propagate channel quality and node related information among the nodes of the network, channel adaptation decision is made either centrally by identifying a channel that is optimum for a majority of nodes through a tree-structure dissemination (Majority Voting Scheme) or in a distributed manner by identifying a channel where maximum interference for any node is less than maximum interference on the other channels (Veto Voting Scheme). If two channels have the same level of maximal interference, the channel with a lesser number is chosen. Channel quality assessment may be optimized based on expected interference type and/or statistical methods. | 2010-04-15 |
20100091716 | METHOD TO QUITE CONSECUTIVE NARROW BAND CHANNELS - A method and apparatus for quieting multiple channels is provided herein. During operation, transmission activity on each channel is analyzed and a best band is identified. Once the band is chosen, a wideband transmitter is utilized to transmit simultaneous reservation messages on consecutive channels simultaneously. Because a wideband transmitter is used to transmit simultaneous reservation messages on multiple consecutive channels, the above procedure quickly quiets multiple channels while minimizing the reservation duration of all channels as a result of quieting the channels. | 2010-04-15 |
20100091717 | METHOD TO QUITE HIDDEN NODES - A method and apparatus for quieting multiple channels on unlicensed spectrum is provided herein. During operation, a cluster head (or centralized controller such as a base station) will listen to determine if channels exist without primary system traffic. A message will then be sent out by the cluster head quieting the channels. All secondary nodes in the cluster will transmit a CTS-to-self if they do not hear any traffic by any primary system node (which may be nodes out of range of the cluster head) on the channels, otherwise they send a NAK on channels not being used by the hidden nodes. If a NAK is received by the cluster head, the process repeats until no NAK has been received. After the primary system is quieted, a poll message is sent by the cluster head to nodes instructing them to send a CTS-to-Self message so that the spectrum is quieted for the period indicated in the message. | 2010-04-15 |
20100091718 | METHOD FOR THE REDUCTION OF PILOT POWER TRANSMISSION IN MOBILE COMMUNICATION SYSTEMS - The innovation relates to a system and/or methodology for the reduction of pilot power transmission in mobile communication systems. More specifically, the innovation relates to varying the transmit power of a pilot signal to increase the power available to other services, such as customer voice and data communication. In addition, reducing the transmit power of the pilot signal can reduce or militate against interference with the pilot signals of neighboring or nearby cells. | 2010-04-15 |
20100091719 | METHODS AND APPARATUS FOR SYSTEM SELECTION IN A MULTIMODE WIRELESS DEVICE - Methods and apparatus for system selection in a multimode wireless device are disclosed. The method and apparatus afford selection of a wireless communication system access technology from a number of wireless system access technologies supported by a wireless device. Selection is accomplished by storing identification information concerning access technologies pertaining to a first group of wireless system access technologies, such as 3GPP2, in a search database, which concerns the priority of access technologies pertaining to another group of access technologies, such as 3GPP. Selection of a preferred wireless communication system access technology from one of the wireless access technology groups is then based on the identification information stored in the search database. | 2010-04-15 |
20100091720 | METHOD FOR TRANSMITTING AND RECEIVING PAGING MESSAGE IN WIRELESS COMMUNICATION SYSTEM - A method to transmit and receive a paging message in a wireless communication system is provided. In a method to transmit a paging message, a Base Station transmits a paging message including identifier and location information of a UE to be paged to the UE and receives a paging response message from the UE in response to the paging message. In a method to receive a paging message, the UE switches from a dedicated frequency band for a specific service to a non-dedicated frequency band during a predetermined period or paging gap and checks whether or not a paging message has been received from the Base Station over the non-dedicated frequency band. | 2010-04-15 |
20100091721 | METHOD AND ARRANGEMENT FOR EFFICIENTLY UTILIZING RADIO RESOURCES IN A COMMUNICATION NETWORK - The present invention relates to a method and an arrangement for obtaining efficient radio resource utilization over a radio interface in a communication network comprising a transmitting entity ( | 2010-04-15 |
20100091722 | COMMUNICATION SYSTEM, BASE STATION, TERMINAL, AND COMMUNICATION METHOD - A multiservice is implemented by connecting one base station and one terminal via one wireless link. | 2010-04-15 |
20100091723 | METHOD OF TRANSMITTING DATA BLOCK IN WIRELESS COMMUNICATION SYSTEM - A method of transmitting a data block in a wireless communication system includes generating a data block having a variable size in an upper layer, transmitting a radio resource request message to a base station according to the size of the data block in a medium access control (MAC) layer and transmitting the data block by using a radio resource allocated by using the radio resource request message. For a packet service such as VoIP in which a delay time is important, QoS can be improved by decreasing the delay time of packet transmission and by decreasing a packet discard ratio. | 2010-04-15 |
20100091724 | BASE STATION APPARATUS AND COMMUNICATION CONTROL METHOD - A base station apparatus is disclosed that includes a selection unit selecting user equipment terminals to which radio resources are allocated based on priority levels indicating a priority order of allocating the radio resources for a shared channel and a resource determination unit determining a transmission power level of a control channel and resources for the control channel, the control channel indicating communications of the shared channel to the selected user equipment terminals. In the base station apparatus, when the sum of the transmission power of the control channel related to the selected user equipment terminals exceeds a predetermined first threshold value or when a sum of control resources for the control channel related to the selected user equipment terminals exceeds a predetermined second threshold value, the resource determination unit transmits the control channel to some user equipment terminals among the selected user equipment terminals. | 2010-04-15 |
20100091725 | BASE STATION APPARATUS AND COMMUNICATION CONTROL METHOD - A base station apparatus capable of communicating with user equipment terminals using an uplink shared channel includes a selection unit configured to select a user equipment terminal to which the base station apparatus allocates the shared channel among the user equipment terminals other than a user equipment terminal where a time frame in which a control channel for the shared channel is transmitted in downlink, a time frame in which the shared channel is received, or a time frame in which acknowledgement information for the shared channel is transmitted overlaps a time interval for measuring a cell with a different frequency; and an allocation unit configured to allocate the shared channel to the user equipment terminal selected by the selection unit. | 2010-04-15 |
20100091726 | BASE STATION APPARATUS AND COMMUNICATION CONTROL METHOD - A base station apparatus capable of communicating with user equipment terminals using an uplink shared channel includes a user selection unit configured to select a user equipment terminal to which the base station apparatus allocates a radio resource based on whether the base station apparatus receives a signal for requesting allocation of the uplink shared channel from the user equipment terminal. | 2010-04-15 |
20100091727 | BASE STATION APPARATUS AND COMMUNICATION CONTROL METHOD - A base station apparatus capable of communicating with user equipment terminals using an uplink shared channel includes a radio resource allocation unit configured to allocate radio resources to the shared channel after allocating radio resources to a random access channel, a control channel, and a Message-3 in a random access procedure. | 2010-04-15 |
20100091728 | METHOD FOR ALLOCATING RADIO RESOURCES - Provided is a method for allocating radio resources in a mobile telecommunication system. The method for allocating a downlink radio resource in a base station includes retrieving a downlink radio resource allocated to a first mobile terminal if the first mobile terminal does not have a downlink packet, continuously checking whether or not there is a new downlink packet for the first mobile terminal, and retrieving a radio resource allocated to a second mobile terminal if there is a new downlink packet for the first mobile terminal and reallocating the retrieved radio resource to the first mobile terminal. | 2010-04-15 |
20100091729 | DISTRIBUTED MESSAGE-PASSING BASED RESOURCE ALLOCATION IN WIRELESS SYSTEMS - Systems and methods are disclosed to allocate resources in discrete Fourier transform spread orthogonal frequency division multiple access (DFT-S-OFDMA) networks, which involve determining a reward for each user when assigned a frequency chunk (FC) of subcarriers, where each FC is a set of contiguous subcarriers; splitting each user into one or more sub-users, with each sub-user having identical rewards; and assigning resources with a message-passing based FC allocation. | 2010-04-15 |
20100091730 | APPARATUS AND METHOD FOR DETERMINING UPLINK SCHEDULING PRIORITY IN BROADBAND WIRELESS COMMUNICATION SYSTEM - An apparatus and method for determining an uplink scheduling priority in a broadband wireless communication system are provided. The apparatus includes a basic priority determination unit for calculating a basic priority metric of at least one Mobile Station (MS), a calculation unit for calculating a correction value for considering an interference level with respect to the basic priority metric by using downlink channel quality of each MS, and a final priority determination unit for determining an uplink scheduling priority by calculating a final priority metric by using the correction value. | 2010-04-15 |
20100091731 | CHANNEL ALLOCATION METHOD AND APPARATUS FOR WIRELESS COMMUNICATION NETWORKS - A channel allocation method for use in a wireless communication environment, where Wireless Local Area Networks (WLANs) and Wireless Personal Area Networks (WPANs) coexist, includes collecting, at an access point, information on channels used by the WLANs and WPANs, determining available WLAN channels and available WPAN channels based on the channel information, allocating one of the available WLAN channels and one of the available WPAN channels to the access point, and informing the WLANs and WPANs of the allocated WLAN and WPAN channels. | 2010-04-15 |
20100091732 | SYSTEM AND METHOD TO PROVIDE FAST WIDE-AREA MOBILE IP HANDOFFS - A system, device, and method for real-time handoff in a mobile IP network is provided. In an embodiment, an indication that a mobile device is in a new network is sent out more often in a beacon than in an IRDP message in order to provide an effective seamless connectivity between service areas for wireless communications. | 2010-04-15 |
20100091733 | METHOD FOR HANDOVER BETWEEN HETEROGENOUS RADIO ACCESS NETWORKS - A method for handover between heterogeneous radio access networks is disclosed. When a multi-mode mobile station performs Inter-RAT handover, pre-authentication is performed before implementing a link layer handover procedure with a target access point. The pre-authentication method has as little an effect on currently served quality of service as possible and the handover is efficiently performed using the pre-authentication method. The pre-authentication is performed through medium independent handover (MIH) and various MIH primitives for pre-authentication are provided. | 2010-04-15 |
20100091734 | PACKET FORWARDING METHOD IN THE CASE OF THE HANDOVER BETWEEN BASE STATIONS - A method for forwarding packets in handover between base stations (eNBs) is provided. A source eNB confirming handover success sends control data indicating an EOD of a forwarding packet to a target eNB when there are no more packets to be forwarded to the target eNB, and the target eNB receiving the control data recognizes from the control data that there are no more packets to be forwarded from the source eNB, thus preventing delay in the handover between the eNBs. | 2010-04-15 |
20100091735 | APPARATUS AND METHOD OF TRANSMITTING AND RECEIVING DATA IN SOFT HANDOFF OF A WIRELESS COMMUNICATION SYSTEM - The present invention relates to a method of transmitting and receiving data in soft handoff of a wireless communication system. According to an aspect of the present invention, in the method of receiving data in soft handoff of a wireless communication system, a mobile station receives a first sequence being generated by interleaving transmission data using a first interleaver pattern, and also receives a second sequence being generated by interleaving the transmission data using a second interleaver pattern. Then, the mobile station combines and decodes the first sequence and the second sequence before receiving an entire frame having the first sequence allocated thereto. | 2010-04-15 |
20100091736 | SYSTEM FOR PACKET DATA SERVICE IN THE MIXED NETWORK OF ASYNCHRONOUS COMMUNICATION NETWORK AND SYNCHRONOUS COMMUNICATION NETWORK AND HAND-OVER METHOD THEREOF - Disclosed herein is a mobile communication terminal and handover method therefor, which enable handover of a mobile communication terminal that is using a packet data service or is in a dormant state in a mobile communication network in which asynchronous and synchronous networks coexist. In the handover method, if a channel is assigned between a mobile communication terminal and a synchronous mobile communication system in response to a request from an asynchronous mobile communication system as a mobile communication terminal using packet data service in the asynchronous mobile communication system moves into an area of the synchronous mobile communication system, call setup is performed. A node B of the asynchronous communication releases a connection to the mobile communication system and assigns a new mobile IP to the mobile communication terminal, thus providing continuous packet data service to the mobile communication terminal. | 2010-04-15 |
20100091737 | APPARATUS AND METHOD FOR HANDOVER/ROAMING DURING FILE DOWNLOADING/STREAMING - Apparatuses and methods for handover or roaming during a file download or streaming. A streaming roaming method in a Convergence of Broadcast and Mobile Services (CBMS) system includes generating a Session Description Protocol (SDP), a fragment, or a notification message indicating streaming roaming or handover information, and transmitting the SDP, the fragment, or the notification message to a terminal. | 2010-04-15 |
20100091738 | Methodology for base station assisted channel selection for interference handling in mobile networks - A mechanism is disclosed where a Base Station provides assistance to a mobile device in the channel-switch process because a mobile device might have to perform frequent channel switches to overcome adverse channel conditions due to interference in the 900 MHz ISM band. The Base Station broadcasts channel-specific information that will be used by all mobile devices to accurately select prospective channels for future channel-switches, thereby cutting down the latency that is experienced during an actual switch. | 2010-04-15 |
20100091739 | METHODS AND SYSTEMS FOR PRE-ALLOCATING A CQI CHANNEL DURING HANDOFF - Methods and systems for improving handover performance by pre-negotiating channel quality information between a serving base station and a target base before a handoff is initiated in a wireless communication system are described. The target base station may send to the serving base station an assigned location within an uplink subframe for a mobile station requesting a handover to the target base station to transmit channel quality information to the target base station. The serving base station may send this information to the mobile station. The mobile station may transmit channel quality information to the target base station at the assigned location. | 2010-04-15 |
20100091740 | METHODS, SYSTEMS, AND COMPUTER PROGRAM PRODUCTS FOR TRANSMITTING STREAMING MEDIA TO A MOBILE TERMINAL USING THE BANDWIDTH ASSOCIATED WITH A WIRELESS NETWORK - A communication network is operated by obtaining a subscription at a wireless network from at least one device for a rebroadcast of streaming media and rebroadcasting the streaming media to the at least one device using the wireless network responsive to obtaining the subscription. | 2010-04-15 |
20100091741 | WiFi system and method with high-speed mobile voice and video data communication - A WiFi system with high-speed mobile voice and video data communication includes a plurality of mobile devices and a WiFi base station connected to a WiFi network. The WiFi base station transmits and receives packets to/from a mobile device within a time frame. The time frame is repeated at a predetermined period of time and divided into a plurality of variable-size time slots, each slot being assigned to a mobile device. The WiFi base station is based on an IEEE 802.11 standard to transmit/receive the packets respectively. Accordingly, all the WiFi base stations can use a single channel such that the handover between the WiFi base stations can be performed at high speed. | 2010-04-15 |
20100091742 | CORRELATION METHOD AND APPARATUS FOR ACQUIRING SYNCHRONIZATION IN WIRELESS LOCAL AREA NETWORK - Provides is a correlation method for acquiring a synchronization in a wireless local area network (WLAN). In the correlation method, an auto-correlation value is measured in a receive (RX) signal based on the WLAN standard by use of a successive partial short preambles. A time point when the auto-correlation value becomes smaller than a predetermined threshold value is detected. A cross-correlation value for the successive partial short preambles is measured from the time point when the auto-correlation value becomes smaller than the predetermined threshold value. A time point when the cross-correlation value becomes maximum is determined as a reference time point for synchronization acquisition. | 2010-04-15 |
20100091743 | Preparation Phase for Switching Between Su-MIMO and MU-MIMO - The present invention relates to a method and arrangement for switching between different modes in a communications network. The network comprises a number of transmit and a number of receive antennas, said modes comprising a single user mode and a multiple user mode. The method including the steps of: transmitting reference signals or predetermined sequences corresponding to both said modes comprising respective weighting matrices for said modes during a preparation phase, which comprises of one or more transmission time intervals (TTI), transmitting on a common channel, signalling information indicating start and duration of said preparation phase to all receiving equipments in a reception area. | 2010-04-15 |
20100091744 | System and Method for Extending Neighboring Cell Search Window - A system and method for accommodating mobile station synchronization to neighbor cells in a mobile communication system. At least one available frame is utilized as a search window in an uplink data transfer multiframe for receiving neighboring cell synchronization information. At least one transmit time slot in a frame adjacent to the available frame in the uplink data transfer multiframe is surrendered to extend the search window. The neighboring cell synchronization information may then be contiguously received via the extended search window. | 2010-04-15 |
20100091745 | COVERAGE OPTIMISATION FOR WIRELESS NETWORKS - In a wireless network comprising access points deployed within a designated zone of coverage, the radio frequency field strength resulting from radiation from the access points is optimised as a function of location by means of control of the transmission power and/or radiation pattern of the access points in response to measurements from sensors at defined locations that measure received signal power, the received power being related to radio frequency field strength. Sensors may be deployed within the designated zone of coverage, at the edge of the zone and/or outside the zone and optimisation of the transmission parameters of the access points in terms of transmission power and/or radiation pattern is carried out taking into account the location of the sensors in addition to the received power at the sensors. | 2010-04-15 |
20100091746 | COVERAGE-HOLE DETECTION and SELF HEALING - A system, apparatus and techniques for detecting and self-healing coverage hole conditions in a wireless network are disclosed. The apparatus includes a monitor module that is configured in a data forwarding plane of a network switch and a regulatory module configured in a control plane of the switch. The monitor module is configured to detect a coverage hole condition affecting a mobile device associated with an access port and the regulatory module is configured to adjust transmission power to the access port based on the condition. | 2010-04-15 |
20100091747 | Dynamic thermal control for wireless transceivers - Methods and apparatus for dynamic thermal management and control within, e.g., small form-factor wireless devices such as laptop computers or cellular “smartphones”. In one embodiment, a thermal management system monitors the temperature (or other relevant criteria) for one or more components, and implements different operating states within the wireless transceiver (e.g., Wi-Fi™ or WiMAX transceiver) so as to both reduce thermal output and minimize disruption to the wireless link and/or user experience. In another embodiment, a wireless client may communicate with other clients, and/or access points, so as to cooperatively provide more options for thermal management. In addition, methods and apparatus employing “high performance” (e.g., high power output or high data rate) radios within aggressively small industrial designs are also disclosed. | 2010-04-15 |
20100091748 | Voice Transmission Apparatus - A voice transmission apparatus includes a jitter absorbing buffer unit provided in the receiving unit and which absorbs a transmission delay in the packets, and a transmission wait control unit provided in a transmitting unit and which links a packet to be transmitted when transmission temporarily breaks down to a queue. A transmission wait control unit | 2010-04-15 |
20100091749 | Transmission and Reception Parameter Control - A system and method for implementing transmission parameter control at a transmitting station is described. The exemplary system and method comprises querying a transmission parameter control module for a transmission schedule. The transmission schedule comprises at least one schedule entry defining a set of transmission parameter controls as they pertain to a destination address. At least one packet of data is then transmitted to the destination address according to the transmission parameters controls of at least one schedule entry from the transmission schedule. A system and method for selecting an antenna configuration corresponding to a next transmission of packet data is also disclosed. | 2010-04-15 |
20100091750 | METHOD FOR TRANSMITTING AND RECEIVING SYSTEM INFORMATION - A device and method for receiving, by a mobile terminal, system information from a base station. The method includes: receiving a block of first system information from the base station in a predetermined frame of a broadcast channel configured to broadcast only system information; and after the block of first system information is received, receiving a first block of second system information from the base station in a predetermined frame of a downlink shared channel configured to carry system information and other data, the first block of second system information including schedule information relating to a second block of second system information. | 2010-04-15 |
20100091751 | COMMUNICATION SUBSYSTEM FOR WIRELESS DEVICES OR THE LIKE - Briefly, in accordance with one embodiment of the invention, a wireless terminal may include an application subsystem and a communication subsystem. The communication subsystem in one embodiment may enable a virtual direct interface to a remote network to be presented to the application subsystem via a wireless communication system air link interface. The communication subsystem may allow applications of the application subsystem to be independent of any particular radio technology or network implementation of a wireless communication system air link interface. Once a session is established between the communication subsystem and the wireless communication system air link interface, the application subsystem may gain access to the remote network through the communication subsystem via a transport interface. | 2010-04-15 |
20100091752 | HIGH FREQUENCY CIRCUIT, HIGH FREQUENCY COMPONENT AND COMMUNICATION DEVICE - An inventive high frequency circuit includes a switch circuit (SPDT | 2010-04-15 |
20100091753 | Method And Arrangement For Noise Floor Estimation - A method of enabling improved soft noise power floor estimation in a code division multiple access wireless communication system, measuring (SO) samples of a received total wideband power, estimating (S | 2010-04-15 |
20100091754 | TFC SELECTION APPARATUS IN MOBILE COMMUNICATION SYSTEM, TFC SELECTION METHOD AND PROGRAM THEREFOR - A TFC selection apparatus includes: a SIR calculation unit calculating SIR by using a CPICH symbol of receive data; a conversion unit obtaining STFC(m) which contains m pieces of TFC corresponding to the calculated SIR; a total transmit power calculation unit selecting TFC corresponding to the obtained STFC(m) from a TFCS which is a set of TFCs sequenced in proportion to a magnitude of total transmit power, and calculating total transmit power of TFC included in the TFCS in order indicated by a search direction signal, beginning with the selected TFC as a starting point; and a TFC selection unit generating the search direction signal based on the calculated total transmit power of the TFC as the starting point, and selecting an optimum TFC to be applied to transmit data from the TFCS, wherein the TFC selection unit selects TFC as the optimum TFC corresponding to total transmit power which indicates less than or equal to as well as approximate to a maximum value allowed for the transmit data. | 2010-04-15 |
20100091755 | METHOD OF TRANSMITTING SCHEDULING REQUEST IN A WIRELESS COMMUNICATION SYSTEM - A method of transmitting a scheduling request which is used to request a radio resource for uplink transmission includes configuring an uplink control channel for transmission of a scheduling request in a subframe, the subframe comprising two consecutive slots, a slot comprising a plurality of single carrier-frequency division multiple access (SC-FDMA) symbols, the scheduling request being carried by presence or absence of transmission of the uplink control channel, and transmitting the scheduling request on the uplink control channel. | 2010-04-15 |
20100091756 | METHOD OF USING ACKNOWLEDGMENT TONES FOR DATA CONSISTENCY IN INTRA-VEHICULAR WIRELESS NETWORKS - A method for providing electronic communications between wireless nodes includes wirelessly transmitting data from a transmitting one of the nodes to a plurality of receiving ones of the nodes. A respective first acknowledgment tone is wirelessly transmitted from each of the receiving nodes to the transmitting node and to each other one of the receiving nodes. Each first acknowledgment tone is transmitted in response to the respective receiving node receiving the transmitted data. Each of the first acknowledgment tones is transmitted in a respective, unique time slot. At least one second acknowledgment tone is wirelessly transmitted from at least one of the nodes to each other one of the nodes. The second acknowledgment tone is transmitted dependent upon whether a group of received first acknowledgment tones matches a group of expected-to-be-received first acknowledgment tones. | 2010-04-15 |
20100091757 | METHODS AND SYSTEMS FOR EFFICIENT TLV MANAGEMENT - Certain embodiments provide a method for managing updates to type-length-value (TLV) parameters used in a mobile station. The method generally includes generating a TLV bitmap having a plurality of bits to indicate whether or not updates exist to a corresponding plurality of TLV parameters, generating one or more client module registration bitmaps to indicate a subset of the TLV parameters utilized by a corresponding one or more client modules running on the mobile station, updating the TLV bitmap to indicate one or more TLV parameters modified by one or more MAC management messages, identifying one or more client modules that utilize the one or more TLV parameters modified by the one or more MAC management messages, as indicated by the client module registration bitmaps, and notifying the identified client modules of the modified TLV parameters. | 2010-04-15 |
20100091758 | TRANSMISSION SCHEDULING OPTIMIZATION METHOD AND WIRELESS USER EQUIPMENT DEVICE - A wireless user equipment device transmits a control channel and a data channel. Each of the control channel and the data channel include a plurality of time slots. The control channel is configured to transmit control information and includes both transmission time slots and non-transmission time slots. The data channel is configured to transmit data packets. The device further includes a processor configured to schedule at least one data packet for transmission in at least one data channel time slot that is concurrent to at least one control channel transmission time slot, and a transmission module configured to transmit the at least one data packet in the at least one data channel time slot that is concurrent to the at least one control channel transmission time slot. | 2010-04-15 |
20100091759 | MEDIA ACCESS CONTROL PROTOCOL DATA UNIT AGGREGATION IN A TIME DIVISION MULTIPLE ACCESS MEDIA ACCESS CONTROL LAYER - A method and apparatus are described for creating a multi-media stream (e.g., video, voice, audio, etc. . . . ) Super-MAC frame in a physical protocol data unit, including inserting a physical layer header into a channel time allocation and generating the multi-media stream SuperMAC frame further including, appending a media access control header after the physical layer header, calculating a header correction code, appending the header correction code after the media access control header, appending a media access control multi-media stream payload from a transmit queue, calculating a frame check sequence, appending the frame check sequence after the media access control multi-media stream payload and repeating the above acts, after inserting the physical layer header, until one of the channel time allocation is full or all transmit queues are empty. | 2010-04-15 |
20100091760 | METHOD AND APPARATUS FOR TIME-OF-DAY SYNCHRONIZATION BETWEEN NETWORK NODES - A node with local GPS time in an ad-hoc wireless network synchronizes with the network time immediately and slowly pulls the network time to GPS time. However, network nodes may immediately transition to the common GPS time after an island or group head node determines that the transition in network time does not disturb the communication links. | 2010-04-15 |
20100091761 | System and Method for Placing a Call Using a Local Access Number Shared by Multiple Users - The present document describes a method and system for placing a call through an Internet Protocol (IP) network, from a contact voice interface device for use by a contact user located in a first geographical area, to a subscribed voice interface device for use by a subscribed user located in a second geographical area, each geographical area defined by an area in which a local call can be made. The method comprises: assigning a local access phone number to the first geographical area; the contact user initiating a first leg of the call, from the contact voice interface device to a first IP switch, by dialing the local access phone number using the contact voice interface device; the contact user providing an identity of the subscribed voice interface device to which the call is to be completed; transmitting the identity from the first IP switch to a second IP switch via the IP network, the second IP switch associated with the identity of the subscribed voice interface device provided; the second IP switch establishing a second leg of the call at a local calling rate to the subscribed voice interface; and bridging the first leg of the call to the second leg of the call through the IP network, thereby completing the call from the contact voice interface device to the subscribed voice interface device through the IP network. | 2010-04-15 |
20100091762 | SYSTEM, METHOD, AND APPARATUS FOR USER-INITIATED PROVISIONING OF A COMMUNICATION DEVICE - An embodiment of a method and apparatus for provisioning of a communication device includes receiving a registration request from a first communication device. The registration request includes an address associated with the first communication device. The method further includes registering the first communication device in response to receiving the registration request, placing a call request to the first communication device, and establishing a call session with the first communication device. The method further includes prompting a user of the first communication device for a user identifier, and receiving a user identifier from the user of the first communication device. The method still further includes sending one or more configuration parameters associated with the user identifier to the first communication device. The one or more configuration parameters are operable to configure the first communication device. | 2010-04-15 |
20100091763 | Handling information - A communication method, for use with a telecommunications system, enables special communications to be routed to respective devices in a group of the devices by addressing the devices with a respective special identifier. The telecommunications system includes a network core and a plurality of subscriber devices registered with the network core. The core enables communications to be routed to the devices by a respective ID allocated to each device. The method further includes maintaining a store of the special identifier of each device in the group and a corresponding value derived from the ID. The method enables the special identifier of a device in the group to be obtained from the store by providing the store with the corresponding value derived from that device's ID. | 2010-04-15 |
20100091764 | Communication System for VOIP Using an Internet Protocol Converter - A proprietary internet converter (PIC) is disclosed, which allows a calling party end-user device with internet access such as a mobile telephone, to initiate voice communication with a called party VoIP (Voice Over Internet protocol) end-user device. The ID (Internet Device with a built-in PIC) converts the protocols used by the calling party end-user device so that the switch that routes calls to the called party VoIP end-user device understands instructions sent from the calling party end-user device. The switch has a call forwarding function. The calling party gives the calling party user name (e.g. ISP user name/contact or VoIP user name/contact) to the PIC over the internet. The PIC then sets call forwarding function on the switch, for that particular calling party, so that an incoming call from the calling party is automatically forwarded to the ISP user or VoIP user defined by the calling party. | 2010-04-15 |
20100091765 | APPARATUS AND METHOD FOR ENABLING OPTIMIZED GATEWAY SELECTION FOR INTER-WORKING BETWEEN CIRCUIT-SWITCHED AND INTERNET TELEPHONY - An optimized gateway selection process of the present invention is based on a universal mobility manager (UMM), a component for inter-technology location management. The UMM is capable of holding location information for diverse cellular networks, as well as for Internet telephony systems. For cellular networks, UMM acts as a traditional HLR; for an Internet telephony network, it acts as the entities that are responsible for user/terminal registration (registrar in SIP, gatekeeper in H.323) and address resolution (proxy server in SIP, gatekeeper in H.323). An optimal gateway selection is possible based on location related information provided by the UMM which had not previously been available. Utilizing the newly available information enables a gateway to be selected which may, for example, enable the circuit switched portion of a call to now be minimized. | 2010-04-15 |
20100091766 | ABBREVIATED DIALING USING A VOIP PLATFORM - A feature server provides an abbreviated dialing feature via an internet protocol based network to facilitate abbreviated dialing between a first phone system that serves a first location and a second phone system that serves a second location. A routing table at the first phone system stores a number range of a voice over internet protocol customer local area network located at a third location. The routing table includes instructions to route abbreviated-dialed calls to a first integrated access device. The feature server receives a query from the second phone system when an abbreviated-dialed call originating from the second phone system is not recognized by the second phone system. The abbreviated-dialed call is communicated to the internet protocol based network by a second integrated access device. | 2010-04-15 |
20100091767 | METHODS, SYSTEMS, AND DEVICES FOR PROVIDING VOICE-CALL SERVICES RESPONSIVE TO A DIALED SEQUENCE - A connection is established in a communications network responsive to receiving a Dual Tone Multi-Frequency (DTMF) signal at a port having an assigned sequence associated therewith. A dialed sequence corresponding to the received DTMF signal is identified. If the dialed sequence is associated with a request for a specified service, first and second fields of a packet-switched signaling protocol message are populated with the assigned sequence associated with the port. The populated packet-switched signaling protocol message is transmitted over a packet-switched network to request the specified service, and a connection is established to provide the specified service through the port. Related systems and devices are also discussed. | 2010-04-15 |
20100091768 | Coordination of User Information across Session Initiation Protocol-based Proxy Servers - An improvement in the design and operation of telecommunications networks is disclosed, in which when a calling party's telecommunication terminal does not know the address of the called party's terminal, the calling party's telecommunication terminal contacts its home Session Initiation Protocol (SIP) proxy server (or “home proxy”). Upon determining that it does not already have the called party's address, the home proxy employs one or more techniques in order to obtain that party's address, as well as to retain that address. The first technique of the illustrative embodiment features the usage of a registration event package, which includes SIP-based subscribe and notify mechanisms. The second technique of the illustrative embodiment features the usage of a data distribution service, which operates in a data distribution layer in contrast to utilizing, for example, a SIP mechanism. | 2010-04-15 |
20100091769 | Method And System For Improving Real-Time Data Communications - A system and method for improving real-time data communications by accounting for sampling rate mismatches between a transmitter and a receiver. Based on an analysis of the average number of packets received at a receiver over a period of time, a buffer monitor cooperating with the receiver can trigger an adjustment to the playback sampling rate to account for mismatches in the sampling rates of the transmitter and receiver. The buffer monitor may adjust the playback sampling rate more dramatically if the average is dangerously high or low, adjust the playback sampling rate less dramatically if the average is near satisfactory conditions, and not adjust the playback sampling rate if the average falls is satisfactory. | 2010-04-15 |
20100091770 | PACKET RELAY DEVICE - The packet relay device includes a clock generation portion adapted to generate a clock signal of prescribed frequency as a standard for operation of the packet relay device; a timer portion adapted to count up a timer value over a first number of clock cycles on the basis of the clock signal; a relay control portion adapted relay received packets while limiting to a prescribed amount of packets the amount of packets forwardable per a predetermined increment of the timer value; and a power control portion adapted to reduce the frequency of the clock signal to 1/n in order to reduce power consumption by the packet relay device. If the frequency of the clock signal has been reduced to 1/n by the power control portion, the timer portion counts up the timer value over a number of clock cycles equivalent to 1/n the aforementioned number of clock cycles. | 2010-04-15 |
20100091771 | SYSTEM AND METHOD FOR INCOMING TELEPHONE CALL DISTRIBUTION AMONG INBOUND LINKS OF SERVICE PLATFORMS - A method for distributing incoming telephone calls among inbound links of a service platform is provided. First information is accumulated regarding routing of the incoming telephone calls during a previous time period to the inbound links of the service platform by a network call processor. Second information including a number of the inbound links of the service platform allocated to the network call processor for a future time period is generated based on the first information. A number of the incoming telephone calls are routed to the inbound links of the service platform during the future time period based on the second information. | 2010-04-15 |
20100091772 | PROVIDING IPTV MULTICASTS - A method of operating a Reliable Transmission Protocol switch node to provide an IPTV multicast. IP packets transporting an encrypted media stream are received from an IPTV Head-end. The media stream contains complete image frames. Unencrypted identifiers identifying packets containing complete image frame data are also received. The received packets are stored in a buffer, and on receipt of a request from a media renderer to provide the IPTV multicast, the packet(s) containing the last complete image frame in the media stream and all subsequent packets are sent to the media renderer. | 2010-04-15 |
20100091773 | SYSTEM AND METHOD FOR IDENTIFYING NETWORK-CONNECTED USER - A system and method for identifying a network-connected user are disclosed. The method includes connecting a user end device to a routing device and guiding the user end device to a specific routing path by the routing device according to a programmed file of the user end device, thereby overcoming the drawbacks of prior techniques in which routing devices configured by ISPs can only forward data packets based on IP addresses and a routing table, being unable to make routing orientations according to characteristics of the data packets. The present invention facilitates management of data packets of specific network users and can provide more flexible combinations of service content. | 2010-04-15 |
20100091774 | Dynamically assigning packet flows - In general, in one aspect, the disclosure describes a method includes accessing data of an egress packet belonging to a flow, storing data associating the flow with at least one queue based on a source of the data of the egress packet. The method also includes accessing an ingress packet belonging to the flow, performing a lookup of the at least one queue associated with the flow, and enqueueing data of the ingress packet to the at least one queue associated with the flow. | 2010-04-15 |
20100091775 | PACKET SWITCHING SYSTEM - A packet switching system includes a forwarding processing unit determining a destination of an input packet by analyzing the input packet and outputting it as an output packet, the forwarding processing unit comprises an ingress interface card checking if the input packet has a sequential cyclic number and an egress interface card creating a sequential cyclic number and assigning it to the output packet. | 2010-04-15 |
20100091776 | Packet Processing Device, Frame Control Method, And Communication Device - A packet processing device for processing data conveyed by at least one data block including a plurality of packets including a control packet having control data, includes: a packet processor for receiving and storing the data block; and a controller for processing data in each data block stored in the packet processor, wherein the controller processes each of the packets in a data block successively received by the packet processor packet by packet until the controller finds a control packet among the processed packets in the data block, and upon finding of the control packet in the data block, the controller collectively processes remainder of the data in the data block. | 2010-04-15 |
20100091777 | BURST PROCESSING MODEM AND RELATED METHODS - A burst processing modem and related methods. Implementations of a first method of demodulating bursts from a plurality of channels may include receiving a plurality of channels from a received beam and separating the plurality of channels and storing a plurality of frames in a random access memory (RAM) array with a channelizer where each frame of the plurality of frames includes one or more bursts. The method may include serially reading, using a demodulator in response to receiving a timing signal, a desired burst from a frame stored in the RAM array wherein a burst time plan identifying the desired burst is used by a receive frame state machine to generate the timing signal. The method may include demodulating and decoding the desired burst using a demodulator and a decoder to produce a quantity of packet data, and sending the quantity of packet data to a specified destination. | 2010-04-15 |
20100091778 | METHOD AND APPARATUS FOR IDENTIFYING LABEL DISTRIBUTION PROTOCOL FLAPPING EVENTS - A method and apparatus for identifying a Label Distribution Protocol (LDP) flapping event in a communication network are disclosed. For example, the method counts a total number of LDP session up events, a total number of LDP session down events, a total number of link up events, and a total number of link down events within a predetermined time interval. The method then determines an occurrence of a LDP flapping event using the plurality of total numbers. | 2010-04-15 |
20100091779 | Arrangement and Method Relating to Identification of Hardware Units - A switching node in a distributed transmission network. The node, which is assigned a unique switching node identity (SID) includes a number of switch ports for connection of a number of line boards with subscriber line ports. The node detects a request for an IP address from a line board and identifies the switch port on which the request is received. The node generates an extended IP address request message by adding information about the SID and the receiving switch port over which the IP address request was received. The node forwards the extended IP address request message to a control unit within the node or to an external switching control node. | 2010-04-15 |
20100091780 | FRAME TRAFFIC BALANCING ACROSS TRUNK GROUPS - Embodiments of methods, apparatuses and/or systems for logical ports in trunking are disclosed. For example, a method of routing a flow of frames may include applying a correspondence between logical ports and physical ports of a switch. | 2010-04-15 |
20100091781 | MPLS Virtual Private Network Using Dual Network Cores - A multi-protocol label switching system using multiple cores. In establishing a virtual private network in a MPLS system, more than one core is available. Paths are established over each core separately and weights are assigned to the two routes. Thus, the route which is preferred by manually configuring in advance will be chosen. | 2010-04-15 |
20100091782 | Method and System for Controlling a Delay of Packet Processing Using Loop Paths - A method and system for introducing controlled delay of packet processing at a network device using one or more delay loop paths (DLPs). For each packet received at the network device, a determination will be made as to whether or not packet processing should be delayed. If delay is chosen, a DLP will be selected according to a desired delay for the packet. The desired delay value is used to determine a time value and inserts the time value in the DLP ahead of the packet. Upon completion of a DLP delay, a packet will be returned for processing, an additional delay, or some other action. One or more DLPs may be enabled with packet queues, and may be used advantageously by devices, for which in-order processing of packets may be desired or required. | 2010-04-15 |
20100091783 | METHOD AND SYSTEM FOR WEIGHTED FAIR QUEUING - A system for scheduling data for transmission in a communication network includes a credit distributor and a transmit selector. The communication network includes a plurality of children. The transmit selector is communicatively coupled to the credit distributor. The credit distributor operates to grant credits to at least one of eligible children and children having a negative credit count. Each credit is redeemable for data transmission. The credit distributor further operates to affect fairness between children with ratios of granted credits, maintain a credit balance representing a total amount of undistributed credits available, and deduct the granted credits from the credit balance. The transmit selector operates to select at least one eligible and enabled child for dequeuing, bias selection of the eligible and enabled child to an eligible and enabled child with positive credits, and add credits to the credit balance corresponding to an amount of data selected for dequeuing. | 2010-04-15 |
20100091784 | FILTERING OF REDUNDANT FRAMES IN A NETWORK NODE - A method of filtering redundant frames including a MAC source address, a frame ID and a CRC value, in a network node with two ports each including a transmitting device and a receiving device, is provided. The transmitting device includes a transmission list in which frames to be transmitted are stored. The receiving device includes a receiving memory for storing a received frame. For filtering redundant frames in a network node, a first frame is received by one of the two ports. After reception of the MAC source address and the frame ID of the first frame in the transmission list of the port, a second frame with the same MAC source address and frame ID is sought. If the second frame is present, the first frame is neither forwarded to a local application nor forwarded to send to other ports, and the second frame is not sent. | 2010-04-15 |
20100091785 | PACKET PROCESSING APPARATUS - A packet processing apparatus includes a packet buffer with a queue for storing packets. An actual queue length/position discriminator acquires, at every sampling period, the latest actual queue length indicating the occupancy status of the queue, determines the positional relationship of the actual queue length to a random early detection interval, and outputs the positional relationship as position information. A discard probability computation processor calculates, at every sampling period, a packet discard probability based on the position information. A packet discard processor discards, at every sampling period and in accordance with the discard probability, packets that are not yet stored in the queue. If it is judged from the position information that the actual queue length is within the random early detection interval, the discard probability computation processor calculates an average queue length, and then calculates the discard probability from the ratio of a discard target to a reception target. | 2010-04-15 |
20100091786 | Control of a Computing System Having Adjustable Inputs - A technique for controlling an output of a computing system having multiple adjustable inputs includes providing a set of adjustable inputs to the computing system, observing an output of the computing system while the system is in operation, and selecting a subset of adjustable inputs from the set of adjustable inputs based on the observation of the output. The inputs in the selected subset are then adjusted to achieve a desired output of the computing system. | 2010-04-15 |
20100091787 | DIRECT INTER-THREAD COMMUNICATION BUFFER THAT SUPPORTS SOFTWARE CONTROLLED ARBITRARY VECTOR OPERAND SELECTION IN A DENSELY THREADED NETWORK ON A CHIP - A computer-implemented method, system and computer program product for retrieving arbitrarily aligned vector operands within a highly threaded Network On a Chip (NOC) processor are presented. Multiple nodes in a NOC are able to access a single Compressed Direct Interthread Communication Buffer (CDICB), which contains a misaligned but compacted set of operands. Using information from a Special Purpose Register (SPR) within the NOC, each node is able to selectively extract one or more operands from the CDICB for use in an execution unit within that node. Output from the execution unit is then sent to the CDICB to update the compacted set of operands. | 2010-04-15 |
20100091788 | CONFIGURATION FOR MESSAGING MULTIPLEXED CHANNEL INSTANCES WITH VARYING CONNECTION SPEEDS - A method, system and article of manufacture are disclosed for selecting a channel instance for connecting a client with a server in a multi-channel instance computer system. In this computer system, when a new channel instance is used for connecting the client with one of the servers, defined channel information is established for the channel instance. The method of this invention comprises the steps of, when a new connection request is made, locking existing channel information; and after said locking, scanning through a list of channel connections for one of the channel instances that is a candidate for said connection request. In response to finding a candidate channel instance, which is in the process of connecting, the connection request is queued against the candidate channel instance. When the candidate channel instance does not complete connecting within a defined or determined time period, a new channel instance is used for the connection request. | 2010-04-15 |
20100091789 | COGNITIVE RADIO COMMUNICATION TERMINAL AND METHOD FOR DETECTING COLLISION USING FEATURE DETECTION - A cognitive radio communication terminal including a transmission processing unit to divide data by a quiet time slot that is allocated at a first point in time of a collision detection period, to transmit at least one portion of the divided data to a reception side, and a sensing unit to determine whether at least one of a feature information and an energy of another terminal is detected in a channel with the reception side during the quiet time slot of the first point in time. Where neither the feature information nor the energy of the other terminal is detected based on a determination of the sensing unit, the transmission processing unit transmits the remaining divided data. | 2010-04-15 |
20100091790 | Patch identification beacon - Aspects of the disclosure provide a patch identification beacon (PIB) device that can enable location tracking with reduced time and cost. The PIB device can include a first interface coupled to a network. The first interface can be configured to receive signals from the network, and transmit signals to the network. Further, the PIB device can include a second interface coupled to an electronic device, and a controller configured to govern the first interface to transmit a programmable identifier associated with the electronic device over the network. | 2010-04-15 |
20100091791 | METHOD FOR POWER CONTROL FOR MIXED VOICE AND DATA TRANSMISSION - Power control of mixed voice and data transmissions is disclosed. A voice signal is transmitted at a dynamically-adjusted voice transmit power capped at a maximum voice transmit power limit. Concurrently, data bursts are transmitted on top of the voice signal. Data noise is inserted between the data bursts transmissions. The data burst and inserted data noise are transmitted at a dynamically-adjusted data transmit power based on the voice transmit power to restrict the rate of change of the data transmit power until a maximum data transmit power limit is reached. | 2010-04-15 |
20100091792 | CONVERSION APPARATUS - A conversion apparatus, which mutually connects a layer | 2010-04-15 |
20100091793 | MAX-MIN FAIR NETWORK BANDWIDTH ALLOCATOR - Allocation of an amount of available bandwidth among a plurality of users of a computer network is provided. Each user has a maximum allocation of bandwidth. Tier information of a plurality of tiers is accessed. In the tier information, users are grouped according to maximum allocation. Tier information includes a breakpoint value of each tier. The available bandwidth is allocated in one example embodiment by (1) allocating the maximum allocations to users in tiers with breakpoint values less than or equal to the amount of available bandwidth, and (2) allocating remaining available bandwidth in a fair manner among remaining users, which are users in tiers with breakpoint values greater than the amount of available bandwidth. The breakpoint value of at least one tier is a minimum amount of bandwidth that must be allocated in a Max-Min fair manner among the plurality of users such that each user in the tier receives its maximum allocation of bandwidth. | 2010-04-15 |
20100091794 | SENDING METHOD, RECEIVING AND PROCESSING METHOD AND APPARATUS FOR ADAPTING PAYLOAD BANDWIDTH FOR DATA TRANSMISSION - A sending method, a receiving and processing method and an apparatus for adapting a payload bandwidth for data transmission are provided. In the method, N coding blocks containing 64B are acquired, in which N is an integer greater than or equal to 2, and the acquired N coding blocks are converted into a (64*N+1)B coding block, so that a required linear rate is reduced after conversion, thereby reducing requirements for the payload bandwidth of a bearer layer, and satisfying the payload bandwidth required for transmitting 40 Gigabit Ethernet (40 GE) or 10 Gigabit Ethernet (10 GE) MAC frames in an optical transport network (OTN). | 2010-04-15 |
20100091795 | TRANSMISSION STREAM GENERATING DEVICE FOR GENERATING TRANSMISSION STREAM WHICH ADDITIONAL DATA IS STUFFED IN A PAYLOAD AREA OF A PACKET, DIGITAL BROADCAST TRANSMITTING/RECEIVING DEVICE FOR TRANSMITTING/RECEIVING THE TRANSMISSION STREAM, AND METHODS THEREOF - A transmission stream (TS) generating apparatus includes an adaptor which receives general data and generates a stream having a plurality of packets, and which provides adaptive field in some of the plurality of packets, and an inserter which inserts additional data into all the payload areas of some of the plurality of packets that are not provided with the adaptive fields. Because additional data is transmitted, without requiring adaptive field header in certain packet, a data transmission rate is increased. | 2010-04-15 |
20100091796 | Selecting An Adaptor Mode and Communicating Data Based on the Selected Adaptor Mode - A device selects a mode and communicates data based on the selected mode. The device comprises at least one interface circuit configured to monitor analog audio signals from a customer premise equipment device and a processor circuit. The processor circuit assigns a first band mode for converting the analog audio signals to data packets if the analog audio signals do not have frequency components outside the first band of frequencies and assigns a second band mode for the conversion otherwise. The assignment of the second band mode for the conversion enables the output circuit to use a larger bandwidth of the communication channel to a network. | 2010-04-15 |