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7633852 Wireless control system for ground-mobile robotic vehicles  
A wireless control system for ground-mobile robotic systems in which communication between the operator control unit and the unmanned ground vehicle is transmitted via a plurality of spectrally...
7630414 Multiple low-speed into single high-speed SDH/SONET channel mapper/framer device and method  
A method and a device for combining at least two data signals having a first data rate into a single data stream having a second data rate higher than the first data rate for transmission on a...
7630396 Multichannel signal coding equipment and multichannel signal decoding equipment  
Multichannel signal coding equipment is provided for presenting a high quality sound at a low bit rate. In the multichannel signal coding equipment ( 2 ), a down mix part ( 10 ) generates monaural...
7630314 Methods and systems for dynamic bandwidth management for quality of service in IP Core and access networks  
Proper allocation of network bandwidth is a crucial issue in rendering certain performance guarantees to meet the growing customer demands. Hence, allocation methodologies must explicitly be...
7616657 Heterogeneous transceiver architecture for wide range programmability of programmable logic devices  
High-speed serial data transceiver circuitry on a programmable logic device (“PLD”) includes some channels that are able to operate at data rates up to a first, relatively low maximum data...
7617290 Protocol-independent support of remote DMA  
A remote DMA (RDMA) shim protocol laid atop an existing network data transfer protocol but logically underneath higher level disk and file access protocols specifies the portion of a data packet to...
7616762 System and method for authenticating/registering network device in power line communication (PLC)  
A method and apparatus for protecting privacy in power line communication (PLC) networks. Data transmitted on a PLC network is encrypted according to a network key and can be properly received only...
7602739 Communication arrangement and method for bidirectionally transmitting data between a first communication unit and a second communication unit  
A communication arrangement and a method are provided for bidirectionally transmitting data between a first communication unit and a second communication unit. The first communication unit and the...
7599390 Approximate bit-loading for data transmission over frequency-selective channels  
A high-speed communications system utilizes approximate bit-loading during data transmission in a channel. In one embodiment, a plurality of parallel data preparation circuits in a data...
7593473 Tree structured multicarrier multiple access systems  
A Tree-structured multicarrier multiple access communication system in a multiple access environment having a number of interfering signals. In one embodiment an environment estimator estimates and...
7593424 Transmitting/receiving system, transmitting apparatus, transmitting method, receiving apparatus, receiving method, recording medium, and program  
A transmission and reception system includes a transmission apparatus for transmitting content and a reception apparatus for receiving the content. The transmission apparatus includes a coding...
7593426 Bit rate and power allocation for multi-carrier communication systems  
Approaches to operating a multi-user, multi-carrier communication system involve allocating a target bit rate across user channels and subchannels to adjust the power. The target bit rate is...
7593996 System and method for establishing a peer connection using reliable RDMA primitives  
A system and method for reliable peer-to-peer communication is provided. The system and method includes a cluster connection manager that acts as a unified resource for opening, closing and...
7590152 Router-based monitoring of EF-on-EF jitter  
A system for monitoring EF-on-EF jitter in a network node having an EP output queue into which EF packets are entered comprises a first counter that counts the packets entering the queue and also a...
7586937 Receiving device and method  
A receiving device exhibits a high communication quality even if having a small time complexity and a small space complexity. The receiving receives a transmission unit signal sent from a sending...
7573910 Wireless device with dynamic fragmentation threshold adjustment  
A wireless communication device includes an input/output terminal. A memory is configured to store parameters relevant to a wireless communication protocol. A modem is coupled to the input/output...
7564829 Allocation of radio resource in orthogonal frequency division multiplexing system  
An uplink capacity is increased by a method in which more than two mobile stations simultaneously use a radio resource allocated to one mobile station. A method of allocating a radio resource in an...
7564867 Enhanced uplink data transmission  
In the method for enhanced uplink data transmission, a transport channel for each transmission mode is independently generated. Each transport channel has an associated transmission time interval...
7561800 Optical burst switching system and method using duplicate burst transmission  
An optical burst switching (OBS) system and a method using duplicate optical burst transmission is provided. In accordance with the present invention, optical bursts do not have the same priority...
7558327 Pattern position measuring device, method, and program, and record medium on which the program is recorded  
The position of a specific pattern such as a known symbol in a signal such as an OFDM signal is estimated with high accuracy. An effective symbol extraction section extracts a known symbol...
7554909 Dynamic service management for multicore processors  
A system, apparatus, method and article to perform dynamic service management for multicore processors are described. The apparatus may include, for example, a processing device having multiple...
7552252 Memory interface circuit and method  
An interface circuit and method are described, in which the interface circuit includes a plurality of bi-directional buffers and logic, responsive to a read request from a system component,...
7548556 Secure communication through a network fabric  
Methods of providing a secure communication over a network fabric are presented. A network fabric preferably comprises multiple interconnected network elements. Devices connect to the fabric...
7512155 Framing structure allowing flexible allocation of overhead channel  
Digital data is transmitted in a block-based hyperframe that consists of N frames. Each frame carries multiplexed data from one or more user data channels and a control channel. Control channel...
7512695 Method and system to control the communication of data between a plurality of interconnect devices  
A method and system of communicating data between a source interconnect device and a destination interconnect device are defined. The method includes adding an identification component to the data...
7500043 Array of data processing elements with variable precision interconnect  
Systems and methods for processing data using an array of data processing elements that are coupled together with a variable precision interconnect. One embodiment comprises data processing...
7493398 Shared socket connections for efficient data transmission  
A system, method and data structures for allowing the sharing of a socket among multiple applications. Sockets that are opened as a result of a send or a receive are kept open and tracked for use...
7489638 Scheduling with delayed graphs for communication networks  
A network of nodes interconnected by links, such as a wavelength division multiplexing (WDM) ring network, is modeled by a delayed graph in which propagation delay between nodes is accounted for....
7481587 Optical element, mold for the optical element, method for manufacturing the optical element and bidirectional optical communication module  
An optical element used in a bidirectional optical communication module used for bidirectional optical fiber communication by a wavelength multiplex system, comprising a diffraction grating of...
7475128 Information processing device, information processing method, and computer program  
A device and method for autonomously deciding whether or not to execute data processing requests (commands) from other devices is provided. A rule mapping processor for determining whether or not...
7471694 Method and system for channel estimation in a single channel (SC) multiple-input multiple-output (MIMO) system comprising two-transmit (2-Tx) and multiple-receive (M-RX) antennas for WCDMA/HSDPA  
In a wireless system, a method and system for channel estimation in a single channel MIMO system comprising two-transmit and multiple-receive antennas for WCDMA/HSDPA are provided. A first receive...
7466656 Method, apparatus and program storage device for efficient construction of network overlays through interconnection topology embedding  
Methods, apparatuses and program storage devices for constructing a network overlay via embedding an interconnection network in a network overlay graph are provided herein. The network delay...
7466686 Multi-protocol agent telephone system  
An agent telephone system for use in a transaction processing system, where the transaction processing system is configured to couple an incoming telephone call with an agent of the agent telephone...
7467250 Data transfer control device and electronic instrument generating interface signal of signal type according to interface information set in internal register  
A data transfer control device including: a link controller which analyzes a received packet transferred from a host-side data transfer control device through a serial bus; an interface circuit...
7456701 Flexible substrate and electronic equipment  
A flexible substrate including: a first part provided with a first device DV 1 ; a second part provided with a second device; a wiring part placed between the first part and the second part and...
7457285 TDM switching system and ASIC device  
In one embodiment, a switching system includes a backplane and multiple cards that each support multiple ASIC devices. Each ASIC device is associated with a subset of the network interfaces...
7457308 Method and data processing system for transmitting data via a data transmission unit  
A method for transmitting data (D) on one and the same data transmission unit ( 4 ) in a particularly simple, secure and rapid manner in accordance with various requirements. For transmitting the...
7454187 Home agent system  
The home agent system of the present invention performs not only the process of managing the position information of a mobile node, but also the process of transferring a packet to the mobile node...
7450653 Digital broadcast signal receiving apparatus and method  
A signal receiving apparatus and method which is high in deduction accuracy of transfer characteristic and less in error rate during signal decoding. For each detection signal of a pilot carrier...
7433382 Spread spectrum based multichannel modulation for ultra wideband communications  
A spread spectrum based multichannel modulation Ultra-Wideband (UWB) communication transceiver for indoor wireless operations is presented according to some embodiments. The spread spectrum based...
7433432 Adaptive detector for multiple-data-path systems  
An adaptive, reduced-complexity soft-output maximum-likelihood detector that is operable to process data by adaptively selecting a processing scheme based on a determination of signal quality. The...
7430196 Transmission systems  
A receiver comprising a processor having an input to receive a sequence of transmission frames conforming to a transmission protocol to represent payload data, a memory arranged to store and...
7430218 Apparatus and method for providing users with road traffic information using ad-hoc network  
A traffic information service apparatus using an ad-hoc network and a method for controlling the same. The apparatus provides an ad-hoc network between vehicles and roadside devices, and...
7428238 Broadband network bridging various wiring channels  
A network utilizing two or more wiring systems with a bridging function to provide a signal interconnect for communication within and between wiring systems. The bridging function can translate the...
7428268 Cooperative MIMO in multicell wireless networks  
A method and system for cooperative multiple-input multiple output (MIMO) transmission operations in a multicell wireless network. Under the method, antenna elements from two or more base stations...
7424568 Method for broadcasting data packet and receiving the data packet in wireless universal serial bus (USB) environment, wireless USB host, and wireless USB device  
A method for broadcasting a data packet in a wireless universal serial bus (USB) environment, a method for receiving the data packet being broadcasted, a wireless USB host, and a wireless USB...
7424000 Time slot reservation scheme in wireless meshed networks  
A communication system comprises a wireless switch, a plurality of wired access ports and a plurality of wireless access ports. The plurality of wired access ports are coupled to the wireless...
7424228 High dynamic range radio frequency to optical link  
A communication system includes an optical transmitter which is differentially driven and an optical receiver that outputs a differential signal. The optical transmitter creates the differential...
7418053 System and method for distributed input-distributed output wireless communications  
A method is described comprising: transmitting a training signal from each antenna of a base station to each of a plurality of client devices, each of the client devices analyzing each training...
7411924 Method for allocating subchannels in an OFDMA mobile communication system  
An adaptive modulation scheme relating to an RA problem for maximizing the transmission rates of all users for maximum transmission rates in an OFDMA system including some users requiring to use...
Matches 1 - 50 out of 227 1 2 3 4 5 >