| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 370503000 |
Synchronizing
| 546 |
| 370537000 |
Multiplexing plural input channels to a common output channel
| 54 |
| 370535000 |
Multiplexing combined with demultiplexing
| 34 |
| 370542000 |
Demultiplexing single input channel to plural output channels
| 27 |
| 370536000 |
Demultiplexing single signal into plural parallel channels (e.g., parallel transmission for increasing transmission speed)
| 14 |
| 370522000 |
Signaling (ancillary to main information)
| 7 |
| 370500000 |
Pilot | 5 |
| 20080273555 | COMMUNICATIONS SYSTEM USING ADAPTIVE BASEBAND INJECTED PILOT CARRIER SYMBOLS AND RELATED METHOD - A system, method and apparatus includes a transmitter that has an encoder and baseband modulator that encodes and modulates a sequence of payload data symbols as a signal constellation to be communicated. An amble generator and baseband modulator generates amble symbols as a known sequence of M symbol times in length every N symbol times. A multiplexer multiplexes the data and amble symbols together to form a communications signal that is transmitted over a communications channel. | 11-06-2008 |
| 20080279220 | PREAMBLE STRUCTURE AND ACQUISITION FOR A WIRELESS COMMUNICATION SYSTEM - Techniques for sending sector/system information in TDM pilots using a hierarchical pilot structure are described. A base station sends multiple sets of bits for the sector/system information in multiple TDM pilots. The set of bits sent in a given TDM pilot may include bits sent in earlier TDM pilots. In one design, the base station generates a first TDM pilot based on a first set of bits, generates a second TDM pilot based on a second set of bits that includes the first set, generates a third TDM pilot based on all bits for the information, and sends the TDM pilots. A terminal performs detection to obtain a first detected value for the first TDM pilot, performs detection based on the first detected value to obtain a second detected value for the second TDM pilot, and performs detection based on the first and second detected values to obtain a third detected value for the third TDM pilot. | 11-13-2008 |
| 20080279221 | Method for estimating and compensating IQ imbalance in OFDM systems - A method for compensating IQ imbalance is disclosed. First, an OFDM signal is received. The OFDM signal is translated into frequency domain, wherein the translated OFDM signal has N sub-carriers noted as Y(1)-Y(N). The IQ imbalance compensation factor is generated according to the k-th sub-carrier of the translated signal Y(k), the (N−k+2)-th sub-carrier of the translated signal Y(N−k+2), and the complex conjugates thereof. | 11-13-2008 |
| 20090059961 | MOBILE CHANNEL ESTIMATION ALGORITHM FOR DVB-H COFDM DEMODULATOR - A mobile channel estimation algorithm is disclosed, for use in a DVB-H coded OFDM demodulator. The mobile channel estimation algorithm estimates the mobile channel transfer function, overcoming many of the delay spread limitations without using time filtering and without having to collect many OFDM symbols. Once the channel estimate has been found for each symbol, equalization and inter-carrier-interference cancellation may be carried out relatively easily using known methods. The mobile channel estimation algorithm may be used in DVB-H as well as in other areas of OFDM. | 03-05-2009 |
| 20110255559 | DIGITAL DATA TRANSMITTING DEVICE AND DIGITAL DATA RECEIVING DEVICE - To provide a digital data transmitting apparatus and a digital data receiving apparatus that can realize, even when a transmission channel characteristic changes because of aged deterioration or the like of a relay, improvement of a reception performance following the change. | 10-20-2011 |
| 370545000 |
Conversion of rate from a single input to a single output | 3 |
| 20080267225 | Hybrid High-Speed/Low-Speed Output Latch in 10 GBPS Interface with Half Rate Clock - A high-speed serial demultiplexer receives over four high-speed serial data lines at a nominal rate of 10 GBPS and demultiplexes the data to 16 lines with a rate of 2.5 GHz each. The demultiplexer circuits are configured as two D type latches, one of which latches data on the positive edge of a 5 GHz clock, the other of which latches every other bit of the 10 GBPS data on the negative edge of the 5 GHz clock, alternating with the first D latch. Each of the two D latches is configured as a master-slave flip-flop that includes a master D latch and a slave D latch. The master receives the data at the 10 GBPS rate and clocks every other bit to its output using an edge of the 5 GHz clock (the positive edge for one of the D-latches, the negative for the other). The slave clocks the data form the master to its output on the opposite edge of the clock following the master. | 10-30-2008 |
| 20090086768 | COMMUNICATING SIGNALS BETWEEN SEMICONDUCTOR CHIPS USING ROUND-ROBIN-COUPLED MICROPIPELINES - Embodiments of the present invention provide a system for transferring data between a receiver chip and a transmitter chip. The system includes a set of data path circuits in the transmitter chip and a set of data path circuits in the receiver chip coupled to a shared data channel. In addition, the system includes a set of asynchronous control circuits for controlling corresponding data path circuits in the transmitter chip and receiver chip. Upon detecting the transition of a control signal for an asynchronous control circuit in the transmitter chip, the asynchronous control circuit is configured to enable a transfer of data from the corresponding data path circuit in the transmitter chip across the data channel to a corresponding data path circuit in the receiver chip, and generate a control signal to cause a next asynchronous control circuit to commence the transfer of a data signal. | 04-02-2009 |
| 20100008385 | Constant Bit Rate Padding of MPEG Transport Streams - A system and method for processing of MPEG transport streams. Specifically, the system may receive a variable bit rate input transport stream with one or more programs. The variable bit rate transport stream is converted into a constant bit rate stream with compliant Program Clock References. Null packets are added to the transport stream at suitable locations to pad it to a constant bit rate. Program clock reference packets are re-stamped to ensure all timing requirements are met. | 01-14-2010 |
| 370501000 |
Repeater | 3 |
| 20080259964 | Communication Processing Device, Communication Control Method, and Computer Program - A configuration is provided that performs retransmission control in accordance with a processing state in which playback of received data is performed or a processing state in which playback and recording of the received data is performed. When a communication processing apparatus receives streaming data, the communication processing apparatus is in one of the following two states: (1) a state in which “only playback” is performed, and (2) a state in which “playback and recording” are performed. The communication processing apparatus determines in which state it is and changes the way in which a retransmission request for a lost packet is sent on the basis of the determined state. According to such a configuration, when the communication processing apparatus performs only a playback process, a real-time playback can be achieved. When the communication processing apparatus performs a recording process, the integrity of recorded data can be improved. | 10-23-2008 |
| 20080279222 | DISTRIBUTION OF TRAFFIC ACROSS A COMPUTER NETWORK - A system and method of distributing traffic across a computer network is provided using a relay apparatus. A relay apparatus includes an interface to a communication network, a data store, and a processor. The data store includes data elements associating a first network address of a server to a second network address of the server. The processor is configured to receive a request corresponding to a data element in the data store, use the data element to determine a corresponding server, and forward the request to the server in a manner such that any response to the forwarded request is sent to the relay apparatus. | 11-13-2008 |
| 20110051751 | NETWORK SYSTEM OF TIME BAND RESERVATION, FRAME TRANSFER METHOD, AND NETWORK DEVICE - In a network system of this invention including a plurality of network devices that transfer frames by repeating, in a constant cycle, a reserved transfer interval that is a time band, in which a frame is transferred with a reservation and a free transfer interval that is a time band, in which a frame is freely transferred, a relay network device that links a first network device that is a transmission source of a frame and a second network device that is a transmission destination of the frame and the first network device execute a reservation processing such that the same time band within the reserved transfer interval is reserved and transfer the frame from the first network device to the second network device on the basis of the reservation result. | 03-03-2011 |
| 370499000 |
Polarity multiplex | 1 |
| 20140341236 | METHOD AND APPARATUSES FOR ALGORITHM ON QAM COHERENT OPTICAL DETECTION - Blind polarization demultiplexing algorithms based on complex independent component analysis (ICA) by negentropy maximization for quadrature amplitude modulation (QAM) coherent optical systems are disclosed. The polarization demultiplexing is achieved by maximizing the signal's non-Gaussianity measured by the information theoretic quantity of negentropy. An adaptive gradient optimization algorithm and a Quasi-Newton algorithm with accelerated convergence are employed to maximize the negentropy. Certain approximate nonlinear functions can be substitutes for the negentropy which is strictly derived from the probability density function (PDF) of the received noisy QAM signal with phase noise, and this reduces the computational complexity. The numerical simulation and experimental results of polarization division multiplexing (PDM)-quadrature phase shift keying (QPSK) and PDM-16QAM reveal that the ICA demultiplexing algorithms are feasible and effective in coherent systems and the simplified ones can also achieve equivalent performance. | 11-20-2014 |
| 370532000 |
Multiplexer or distributor and technique for handling low level input signal | 1 |
| 20100027568 | TECHNIQUE FOR SHARING TRANSMIT AND RECEIVE PORTS OF A CMOS BASED TRANSCEIVER - A circuit for sharing Tx/Rx ports of a CMOS based time multiplexed transceiver includes a Low Noise Amplifier (LNA) and a Power amplifier (PA), and deploys a single RF choke shared between the LNA and PA. The circuit selectively functions as a PA cascode or a LNA input device. In one form the circuit uses MOS transistors configured for use in one of Blue tooth, WLAN and TDMA applications, taking advantage of source-drain symmetry of the MOS transistors. The circuit may include a DC path and be used in WLAN applications, wherein the sharing of the single choke is enabled by one switch in the DC path. As described, the single RF choke is disposed outside of the LNA and the PA. The circuit supports high out powers and causes reduced signal loss due to just one LC tank as opposed to two LC tanks present in the prior art. | 02-04-2010 |
| 370533000 |
Multiplexer or distributor using pulse amplitude modulation | 1 |
| 20160028567 | GENERATING PARALLEL BINARY REPRESENTATION OF HDBASET PHYSICAL MODULATION - Method and devices for generating a parallel binary representation of an HDBaseT® physical modulation. The method and devices include generating series-consisting-4-binary-symbols, each represents a physical modulation of one HDBaseT compliant symbol. The series-consisting-4-binary-symbols are transmitted over eight binary channels, where each series-consisting-4-binary-symbols is transmitted serially over one of the binary channels using transmission rate that is twice the HDBaseT rate. | 01-28-2016 |
| 370521000 |
Time compression or expansion | 1 |
| 20100303101 | REAL-TIME TIME ENCODING AND DECODING MACHINES - Methods for decoding a signal encoded by a Time Encoding Machine (TEM) include defining a plurality of time-windows, each time-window corresponding to a portion of a TEM-encoded signal and made up of a plurality of trigger values, at least two of the time-windows overlapping, decoding each of the time-windows using a Time Decoding Machine (TDM) to generate a decoded time-window, and stitching the decoded time-windows together to generate a TEM-decoded signal. | 12-02-2010 |
| 370529000 |
Information superimposed on other information | 1 |
| 20140321482 | COMMUNICATION SYSTEM AND TRANSMISSION UNIT EMPLOYED IN SAME - Provided are a communication system that is capable of acquiring information having a relatively large data amount by a transmission unit while securing a communication speed of a transmission signal of transmission unit, and a transmission unit employed in communication system. Transmission unit transmits superimposition requesting data from a superimposition requesting unit to a second monitoring terminal in a transmission segment of transmission signal. Second monitoring terminal, upon receiving superimposition requesting data and with responding thereto, transmits, to transmission unit, monitoring data corresponding to a monitoring input from a sensor device with a superimposition signal superimposed on transmission signal as superimposition response data in a reply segment of transmission signal. Transmission unit, upon receiving superimposition response data composed of monitoring data with a superimposition communication unit, transmits control data to either a second control terminal or a first control terminal associated with this monitoring data in control table. | 10-30-2014 |
| Entries |
| Document | Title | Date |
|---|
| 20080212615 | Method and Apparatus for Communicating Data in a Communications System - Disclosed are a user equipment and a communications node for communicating data in a communications system including a plurality of user equipments, as well as a method for communicating the data by a user equipment and a method for communicating data by a communications node, wherein data are transmitted from the communications node via a downlink shared channel and received by the user equipment. The user equipment comprises an acknowledger which provides uplink acknowledgements with respect to downlink shared channel transmission for user equipments without a dedicated connection which acknowledgements are received by an acknowledgement receiver included in the communications node. The uplink acknowledgements are transferred through a common uplink feedback channel. | 09-04-2008 |
| 20080219293 | Pulsed wave interconnect - A method for transmitting signals along an interconnect in a VLSI system comprising receivers is disclosed. The VLSI based systems operate in the high Giga hertz range. The signals are transmitted along the interconnect as a localized wave packet i.e. as a pulse. The interconnect may be either electrically linear or nonlinear in nature. | 09-11-2008 |
| 20080225896 | RECEIVING DEVICE - A clocking circuit of a receiving unit performs a clocking operation synchronously with a network clock. A packet output circuit of the receiving unit outputs a second packet included in a first packet and outputs a control signal indicating normality/abnormality of output timing of the second packet based on a result of comparing a time of the clocking circuit and a time of first time information included in the first packet. A clock adjusting circuit of a processing unit synchronizes, when the second packet includes second time information indicating a time based on a transmitting side reference clock and when the control signal indicates normality, a receiving side reference clock with the transmitting side reference clock based on a result of comparing a time based on the receiving side reference clock and a time of the second time information. | 09-18-2008 |
| 20080232404 | DISCONTINUOUS RECEPTION OPERATION FOR CONSTANT DATA RATE SERVICE - The present invention relates to communicating between a network and a mobile terminal in a wireless communication system. The invention includes receiving a channel during a transmission time interval, and determining not to receive a transmission from the network for a predetermined amount of transmission time intervals related to the channel after receiving the channel. | 09-25-2008 |
| 20080232405 | Method and Circuit for Calculating a Timeout Parameter in a Communication Session - A method for calculating a timeout parameter in a communication session, comprises the steps of initiating a session; calculating a throughput of the connection during initialisation of the session by measuring a time span between sending and receiving a data packet on a target communication device | 09-25-2008 |
| 20080247422 | Asynchronous Line Interface Rate Adaptation to the Physical Layer with Synchronous Lines at the Connection Layer - A method for adapting the rates of a certain number of asynchronous HDLC channels ( | 10-09-2008 |
| 20080253404 | DYNAMIC TIME DIVISION MULTIPLEXING CIRCUIT WITHOUT A SHADOW TABLE - In a telecommunication system adapted to exchange n-bit frames according to a dynamic time division multiplexing access method for a maximum of N accessible channels, the use of a shadow time slot assignment table is eliminated by use of a circuit that includes (a) an n×p memory block to store a time slot assignment table which describes the different time slot assignments by specifying which logical channel each bit position of an n-bit frame belongs to, (b) a register having N fields with a granularity of one bit, each bit indicates the status of the corresponding logical channel associated thereto, and (c) a logic circuit connected to the memory block and register that enables or disables the transmission of the logical channel identifier to a time slot assignor depending on the status bit value. | 10-16-2008 |
| 20080259962 | Contents reproducing apparatus - A contents reproducing apparatus includes a receiving unit configured to receive a plurality of packets that convey an elementary stream containing encoded video or audio data and time information, a detecting unit configured to detect a discontinuity of timebase if the difference between first time information contained in a first packet and second time information contained in a second packet received before the first packet is larger than a first threshold value, a timer configured to output the current time after a second threshold value smaller than the first threshold value elapses from a time to receive the first packet, and a generating unit configured to generate a third packet including a third time information calculated based on the first time information and transfer the third packet to the receiving unit, when receiving the current time from the timer. | 10-23-2008 |
| 20080259963 | SYSTEMS AND METHODS FOR SWITCHING MULTI-RATE COMMUNICATIONS - A method for switching multi-rate communications is described. The method includes filling a first set of p timeslots with p sets of data from a first data collection of a first type, where the first data collection includes m sets of data and p is less than m. The method also includes loading at least one overflow timeslot with at least one overflow set of data from the first data collection, where the overflow set of data exceeds a size of the first set of p timeslots. | 10-23-2008 |
| 20080273554 | System and method for time-constrained transmission of video in a communication system - A retransmission method and system for time-constrained video packet transmission between a sender and a receiver, wherein the retransmission deadline of each packet is individually adjusted based on the actual decoding time deadline at the receiver decoder. Accordingly, variable retransmission deadlines are set corresponding to the decoding and playback time for each data packet which carries compressed video information. As such, both network efficiency and video transmission quality are improved compared to the conventional retransmission approaches. | 11-06-2008 |
| 20080304520 | TIME-INTERLEAVED SIMULCAST FOR TUNE-IN REDUCTION - A system and method for providing faster tuning into a chosen program in a time-sliced multicast and/or broadcast transmission environment. Multimedia data of the same source material but of different transmission and presentation characteristics are coded and compressed. According to various embodiments, simulcast streams of a program are time-sliced, placed maximally apart from each other in terms of transmission time, and sent over the channel. | 12-11-2008 |
| 20080310458 | Electronic Device and Method of Communication Resource Allocation - An electronic device is provided which comprises an interconnect means (N) for coupling a plurality of processing modules (IP | 12-18-2008 |
| 20090046743 | TRANSMISSION APPARATUS AND TRANSMISSION METHOD - A transmission apparatus of the present invention includes an encoder unit configured to encode data including plural layers for each of the layers, a packetizing unit configured to generate a packet based on the data encoded by the encoder unit, a determination unit configured to determine transmission intervals at which the generated packet is transmitted for each of the layers, and a transmission unit configured to transmit the generated packet at the determined transmission intervals, wherein the transmission intervals are changed for each specified packet, where the change varies with each of the plurality of layers. | 02-19-2009 |
| 20090052473 | METHOD AND APPARATUS FOR CIRCUIT BUFFER-BASED RATE MATCHING AND BURST MULTIPLEXING FOR PACKET DATA TRANSMISSION IN A COMMUNICATION SYSTEM - A method and apparatus for circular buffer-based rate matching and burst multiplexing for data transmission. According to the method and apparatus, rate matching patterns are efficiently determined according to data code rates in a wireless communication system using CBRM, and burst multiplexing is performed in units of bits without using an external channel interleaver when several RLC data blocks are transmitted via radio blocks. Accordingly, data bits are distributed into and carried by a plurality of bursts, thereby improving transmission performance. | 02-26-2009 |
| 20090059960 | VOICE AND DATA EXCHANGE OVER A PACKET BASED NETWORK WITH TIMING RECOVERY - A signal processing system which discriminates between voice signals and data signals modulated by a voiceband carrier. The signal processing system includes a voice exchange, a data exchange and a call discriminator. The voice exchange is capable of exchanging voice signals between a switched circuit network and a packet based network. The signal processing system also includes a data exchange capable of exchanging data signals modulated by a voiceband carrier on the switched circuit network with unmodulated data signal packets on the packet based network. The data exchange is performed by demodulating data signals from the switched circuit network for transmission on the packet based network, and modulating data signal packets from the packet based network for transmission on the switched circuit network. The call discriminator is used to selectively enable the voice exchange and data exchange. | 03-05-2009 |
| 20090086763 | TIME-CONTROLLED SECURE COMMUNICATION - The invention relates to a method for transmitting messages via a time-controlled communication system (ZK) between a number of IP cores, with each IP core having an information-processing subsystem (IVS) and a network controller (NK), with each NK having at least two interfaces, an interface for the ZK and a second interface for the IVS, characterised in that a distinction is drawn between privileged and non-privileged messages of the ZK, and where the transmission parameters relating to the ZK of a port of the NK, such as the periodically recurring transmission time of a time-controlled message and the maximum transmission duration after each transmission time, can be set exclusively by a privileged message via the ZK or directly by a privileged entity (privileged IP core), and where each NK intends to send a message starts to transmit the message autonomously exactly at the time of the next transmission time, and ends the transmission process at the latest after the assigned maximum transmission duration has elapsed. The invention additionally relates to a system-on-chip (SoC) for carrying out a method such as this. | 04-02-2009 |
| 20090092155 | METHOD AND APPARATUS FOR CONTROLLING ACCESS TO A COMMUNICATION CHANNEL - A method and an apparatus provide for controlled access to a shared communication medium. Time slots on a forward channel include information regarding status useful for remote units to determine whether a reverse channel is available for seizure. Additionally, information along the forward channel provides guidance to the remote units to control attempts to seize the reverse channel. In one embodiment a remote unit divides a data package into a plurality of portions and attempts to seize the reverse channel using a single portion of the data package which corresponds to one time slot on the reverse channel. It then waits until it receives notification along the forward channel that the first data portion was successfully received before it attempts to send any of the remainder of its data in consecutive time slots on the reverse channel. | 04-09-2009 |
| 20090097504 | Method for Exchanging Information Among Digital Units In a Distributed System - Method for exchanging information among digital units in a distributed system, with digital units being defined by at least a master node and slave nodes, comprising the step of transferring information references from said master node to said slave nodes, said information references being sampled with sampling time corresponding to a cycle time period defined by clock value of said master node; wherein the method comprises further steps of estimating the number of said information references sampled arrived to said slave node from said master node during a periodic reference time interval, and using said number to recalculate the master clock value, so that said slave nodes are able to reconstruct master node information reference during a following reference time interval. | 04-16-2009 |
| 20090103569 | SYSTEM AND METHOD FOR TRANSMITTING/RECEIVING SIGNAL IN A COMMUNICATION SYSTEM - A system and method for transmitting/receiving a signal in a communication system are provided, in which a transmitter determines to change a transmission time of a superframe header, when a structure of a superframe is changed, determines the transmission time of the superframe header according to a result of the determination to change the transmission time of the superframe header, transmits information about the determined transmission time to a receiver, and transmits the superframe header at the determined transmission time. | 04-23-2009 |
| 20090141742 | SYSTEM AND METHOD FOR CHANGING DURATION OF TALK BURST CONTROL TIMER - A system and method for changing a value of a talk burst control timer, are provided. According to an embodiment, there is provided a method of controlling talk burst timer operations for a terminal that communicates with a network, the method performed by the network and comprising: receiving at least one talk burst request from the terminal; and sending, to the terminal, at least one time value for at least one talk burst control timer of the terminal, wherein the time value is decided with consideration of network environment information, and wherein the time value is sent by using a device management (DM) provisioning method. | 06-04-2009 |
| 20090154501 | Method and Apparatus For Transporting Network Management Information In a Telecommunications Network - Network management information (NMI) contained in a first set of byte locations of a received frame is relocated to a second set of byte locations of another frame. The NMI is then transported through network elements using the second set of byte locations until the NMI is to be transported to a compatible network element, which can understand the NMI. At which time, the NMI is relocated back to the first set of byte locations of frames destined for the compatible network element. The relocation of the NMI from a first set of byte locations to a second set of byte locations allows the NMI to be transparently transported through incompatible network elements. | 06-18-2009 |
| 20090168806 | Tuning of industrial automation system performance based on device operating characteristics - Each device in an industrial automation system network or other network may have its own associated one or more performance characteristics, such as response time and/or reset time of the network device. Data may be stored representing a plurality of performance characteristics each associated with a different one of a plurality of devices in the network including a first device and a second device. The stored data may be retrieved, representing the performance characteristic of the second device. The first device may communicate over the network with the second device in accordance with the performance characteristic of the second device. | 07-02-2009 |
| 20090168807 | INFORMATION PROCESSING DEVICE, COMMUNICATION METHOD, AND PROGRAM PRODUCT - An information processing device includes a transmission portion that transmits repeatedly, at a specified time interval, one combination packet that is created such that it includes, within a packet that is compatible with one format, a packet that is compatible with another format. It is therefore possible for the information processing device to perform non-contact communication in a plurality of formats without repeatedly transmitting in succession a plurality of copies of the same packet, each copy being compatible with a different format. | 07-02-2009 |
| 20090196310 | DEVICE AND METHOD FOR IMPROVED SETTLING TIME IN MULTIPLEXED INPUT SYSTEMS - An acquisition device and corresponding method for operating the acquisition system are provided. Generally, during operation a plurality of input signals are filtered and multiplexed. The multiplexed input signals are then applied to an amplifier stage; however, when a clamping condition for the amplifier stage occurs, a buffer is switched into a signal path between a multiplexer and an amplifier stage so as to generally reduce the current draw on the input filters. | 08-06-2009 |
| 20090207862 | Controlling The Operation Of Modules - In a method for controlling the operations of modules that are interconnected through interconnections in which high-speed signals operate at high-bit rates, a low-frequency signal is placed on at least one of the interconnections. From the low-frequency signal operational information on the modules is retrieved. | 08-20-2009 |
| 20090207863 | METHOD AND APPARATUS OF CLOCK TRANSMISSION BETWEEN NETWORKS - A method of clock transmission between networks and an apparatus of clock transmission are disclosed, in which a second group of information corresponding to a clock transferred by a first network equipment based on a first protocol, and the second group of information corresponding to a clock transferred by a second network equipment based on a second protocol are acquired, and a source selection is performed in a united way by adopting a source selection manner based on the second protocol according to the second group of information. Therefore, the equipment in different types of networks can conveniently select a clock with a higher class from clocks transferred based on different protocols, so as to realize a normalization management on the clocks transferred based on different protocols. | 08-20-2009 |
| 20090232164 | APPARATUS AND METHOD FOR TIME WEIGHTED BPSK CODE COMBINING - A method for time weighted combining of a plurality of binary phase shift key (BPSK) code sequences that is implemented by providing first, second and third sequences of chips of a BPSK code having a first, second and third code powers, respectively. A majority vote (MV) sequence of chips from the first, second and third sequences of chips is determined and a time multiplexed composite BPSK composite code sequence is formed by selecting a specific number of samples from each of the MV sequence of chips, and the two sequences of chips of the first, second and third sequences of chips that have the highest code powers, to form samples in a unit duration. | 09-17-2009 |
| 20090238211 | METHOD, SYSTEM AND COMPUTER PROGRAM PRODUCT INVOLVING CONGESTION DETECTION IN ETHERNET - A method for determining data packet transmission times in an Ethernet protocol including, receiving a first data packet having a first data packet send time, wherein the first data packet send time is a time the data packet is sent by a source transmitter, subtracting the first data packet send time from a first data packet receive time to yield a first data packet transmission time, wherein the first data packet receive time is the time the data packet is received by a destination receiver, comparing the first data packet transmission time to a third time, determining whether a difference between the first data packet transmission time and the third time exceeds a threshold value, and sending a notification of a transmission delay responsive to determining that the difference between the first data packet transmission time and the third time exceeds the threshold value. | 09-24-2009 |
| 20090238212 | SYSTEM AND METHOD FOR TRANSFERRING HIGH-DEFINITION MULTIMEDIA SIGNALS OVER FOUR TWISTED-PAIRS - A system and method for transferring high-definition multimedia signals over four twisted-pairs. The system includes a multimedia source for transmitting multimedia data and source-to-sink management data to a multimedia sink over a first channel, a second channel and a third channel wherein the multimedia source is further being capable of transmitting a clock signal to the multimedia sink over a fourth channel; and a multimedia sink for transferring sink-to-source management data to the multimedia source over the fourth channel. The clock signal and the sink-to-source management data are simultaneously transmitted over the fourth channel. Each of the channels comprises a single twisted-pair, thereby the channels can bounded in a twisted pair type cable comprising at least one of: Category 5, Category 5e, Category 6, and Category 6e. | 09-24-2009 |
| 20090245289 | PROGRAMMABLE TIME DIVISION MULTIPLEXED SWITCHING - A network device may include a set of switches. Each of the switches may include a set of ingress links and a set of egress links. One of the switches may store mapping information that identifies a first timeslot and one of the egress links for data received, during a second timeslot, on one of the ingress links. The one of the switches may receive data, associated with the second timeslot, on the one of the ingress links, identify the first timeslot and the one of the egress links, associated with the second timeslot and the one of the ingress links, based on the mapping information, and output the data, during the first timeslot, on the one of the egress links. | 10-01-2009 |
| 20090285242 | MULTI-SERVICE CHANNELIZED SONET MAPPER FRAMER - An embodiment of a multi-service mapper framer device and methods for operating same are described. This device may support the interconnection of synchronous optical networks using the SONET and SDH standards to Ethernet packet networks, and may be capable of mapping up to 2.5 gigabits per second of traffic from a variety of client-side interfaces including time division multiplex T1/E1 and T3/E3 data interfaces, a System Packet Interface, and Ethernet packet data interfaces. The device may support a trunk-side connection using a T3/E3 data interface, and the ANSI T1X1.5 Generic Framing Procedure and ITU X.86 Ethernet-over-SONET Recommendation may also be supported. Functionality to enable Virtual Concatenation with Link Capacity Adjustment Scheme may be included. | 11-19-2009 |
| 20090310625 | METHOD FOR DISTRIBUTING A COMMON TIME REFERENCE WITHIN A DISTRIBUTED ARCHITECTURE - A method of distributing a common time reference within a distributed architecture includes one or more of the following: generating at least one electrical pulse at a central entity; distributing the at least one electrical pulse to a subassembly; receiving the at least one electrical pulse at the subassembly; recording a reception counter value corresponding to a value of a local frequency counter when the at least one electrical pulse is received at the subassembly; querying the central entity to obtain a generation time value corresponding to a time at which the at least one electrical pulse was generated; and determining a global time value using the generation time value, the reception counter value, and a current counter value of the local frequency counter. | 12-17-2009 |
| 20090323725 | Data transmission method and device for carrying out the method - The invention relates to the technical field of data transmission via a transmission link according to the TDM method, corresponding to time division multiplex. Such a method is used in an audio mixing console in order to transport the sample words of a plurality of audio channels jointly to an audio DSP processor and, after processing, to transmit them back from said processor to an output processor. Since the data output process is performed in an automated manner with the aid of a DMA unit, severe interfering noise can occur in cases of error, said noise also being output via the loudspeakers. The invention is based on the aim of avoiding such interfering effects. An error detection method based on the marking of data frames is used for this. For this purpose, a number of marking bits of the time slot of the data frame are set, the bit pattern of the marking bits being alternated in a defined sequence. Upon error detection, the outputting of the data via the loudspeakers is prevented, such that no interfering noise arises. | 12-31-2009 |
| 20090323726 | Signal Transmission Apparatus - A signal transmission apparatus is connected to a network as one node among a plurality of nodes involved in the network which is provided with an audio signal transmission period for transmitting a plurality of channels of audio signals each transmission cycle and a control data transmission period for transmitting control data of the plurality of the nodes each control cycle by using an idle time period other than the audio signal transmission period. In the signal transmission apparatus, a storage section stores configuration information of the one node. A transmitting section transmits the control data including an error checking code of the configuration information. A receiving section receives request data from another node, the request data requesting the one node for transmission of an information block of the configuration information. A control section controls the transmitting section to transmit the information block in response to the request data. | 12-31-2009 |
| 20100008382 | METHOD TO IMPROVE SENSITIVITY OF DECODING TIME OF A GLOBAL POSITIONING SYSTEM RECEIVER AT LOW SIGNAL TO NOISE RATIO - A method and an apparatus to improve sensitivity of decoding time of a global positioning system (GPS) receiver at low signal to noise ratio is disclosed. In one embodiment, a method includes detecting a signal comprised of a data bits, arranging the data bits according to a specified property of an incremental mathematical table (e.g., may be an incremental bit-counter table), storing the data bits when arranging the data bits according to the specified property of the incremental mathematical table as a time counter table, algorithmically determining a value of an unknown data bit of the time counter table according to the specified property of the incremental mathematical table observed in the time counter table to generate a time counter value, and applying the time counter value to decode the signal. | 01-14-2010 |
| 20100020828 | MULTIROUTER FOR TIME-CONTROLLED COMMUNICATION SYSTEM - To relay messages in a time-controlled communication system with a star coupler arranged as a multirouter, messages arriving via ports are relayed according to a rule defined in the star coupler. Relaying paths are switched according to a rule defined in the star router which describes relaying paths for messages, namely in the synchronized operating state depending on the time according to the global time basis of the communication system. Two relaying paths can occur simultaneously in at least one time slot whereby they are in disjunction to one another. Each port belongs to only one relaying path respectively at any time. A check is conducted on the basis of a message's content as to whether the relaying of the message complies with an acceptance rule. Relaying of the message to those target ports which do not match the rule is cancelled or ended under the invalidation of the message. | 01-28-2010 |
| 20100067552 | METHOD AND DEVICE FOR IMPROVING CLOCK STABILITY - A method and device for improving clock stability are provided. The method includes: determining whether a difference between a current sender timestamp (ST) and a current receiver timestamp (RT) is a mutated value; pre-processing the ST and RT, if the difference between the ST and RT is a mutated value; acquiring a service clock according to the pre-processed ST and RT; and sending time division multiplex (TDM) data according to the service clock.. Through the embodiments of the present disclosure, a packet delay variance (PDV) may be smoothed, the impairment of the PDV on clock recovery may be reduced, the quality of the clock recovery may be improved, and the problem of clock synchronization may be solved through the mutation processing on the timestamps. | 03-18-2010 |
| 20100091802 | TIME DIVISION MULTIPLE ACCESS COMMUNICATION NETWORK SYSTEM - A transmitter node includes a first data transmission portion that transmits data in a first transmission time slot on a first transmission channel and a second data transmission portion that transmits the same transmission data from the first data transmission portion in a second transmission time slot on a second transmission channel that does not superimpose in time on the first transmission time slot. A receiver node includes a first data reception portion that receives data transmitted from the transmitter node in a first reception time slot superimposing in time on the first transmission time slot on the first transmission channel and a second data reception portion that receives transmission data transmitted from the second data transmission portion in a second reception time slot on the second transmission channel superimposing in time on the second transmission time slot. Data transmission and reception can be thus ensured even at a trouble. | 04-15-2010 |
| 20100103954 | Multiple Infiniband Ports Within A Higher Data Rate Port Using Multiplexing - In particular embodiments, there are provided methods and apparatus including receiving one or more Infiniband signal streams, de-serializing the received one or more Infiniband signal streams to generate a corresponding one or more parallel data streams, de-serializing further including selectively adding or deleting a control symbol associated with a quiescent period of the one or more received signal streams, time-division multiplexing the generated one or more parallel data streams, and serializing the time division multiplexed one or more parallel data streams. | 04-29-2010 |
| 20100111111 | TRANSMISSION DEVICE - A transmission device comprises first interfaces each of which receives time-division multiplexed signals from an external device in units of frames, a switch which is connected with the first interfaces and sets paths of the signals received from the first interface in regard to each packet, and second interfaces each of which is connected with the switch, receives the signals from the first interface via the switch, and transmits the received signals to a different transmission device in units of packets. The first interface selects signals having the same destination from the signals contained in the received frame and stores the selected signals having the same destination in one packet. | 05-06-2010 |
| 20100158050 | TECHNIQUES FOR GENERATING AND DETECTING A PHYSICAL RANDOM ACCESS CHANNEL SIGNAL IN A WIRELESS COMMUNICATION SYSTEM - A technique for detecting a physical random access channel (PRACH) signal includes demasking a received signal with a demasking signal. In this case, the demasking removes a PRACH root index component from the received signal. A fast Fourier transform is performed on the demasked received signal to provide a time-domain signal. At least three peaks of the time-domain signal from all antennas are then power combined. Finally, a determination is made as to whether a preamble index for the PRACH signal matches a known preamble index based on an output power of the time-domain signal at the at least three peaks. | 06-24-2010 |
| 20100166019 | SUBSCRIBER LINE INTERFACE CIRCUITRY WITH INTEGRATED SERIAL INTERFACES - Methods and apparatus for communicating include communicating frames of data having a first timeslot allocation of s timeslots serially from a first device to a second device using a first unidirectional data line at a frequency f | 07-01-2010 |
| 20100189135 | Method and apparatus for assembling sensor output data with sensed location data - A method for assembling output data generated by at least one sensor unit having a local clock and linked to a data communication network with corresponding data representing sensed location on an article moving at a known speed or position/time profile along a travel path intersecting a sensing field associated with the sensor unit, makes use of reference time data that is compared with local time data generated by the local clock when the reference time data is received, causing a local clock update. Then, the sensor output data is assembled with the corresponding sensed location data according to an associated updated time data. | 07-29-2010 |
| 20100195670 | CIRCUIT ARRANGEMENT FOR SIGNAL PICK-UP AND SIGNAL GENERATION AND METHOD FOR OPERATING THIS CIRCUIT ARRANGEMENT - A circuit arrangement for signal pick-up and signal generation and a method for operating this circuit arrangement. The circuit has at least one timer module for providing a time basis to a plurality of time control modules connected to it, and has a time routing unit, which is connected to it for the interconnection of the named modules and their signals. | 08-05-2010 |
| 20100208755 | SIGNAL PROCESSOR AND COMMUNICATION DEVICE - A signal processor includes a period detection section which detects that a period is currently used for communication of a frame; a pattern detection section which detects, from the received signal, a first signal pattern by which the end of communication of the frame is recognized; and an output processing section which outputs the received signal to a controller, configured to instruct, upon detection of the first signal pattern in the period being currently used for communication of a frame, the controller to halt startup of communication action of the next frame, until the period being currently used for communication of a frame comes to the end, to thereby reduce an event such that frames are transmitted from a plurality of communication devices simultaneously, and to thereby allow the communication action for the next frame to proceed correctly. | 08-19-2010 |
| 20100226393 | COMMUNICATION SYSTEM AND COMMUNICATION APPARATUS - Data communication sub-slots of a cycle in a time division mode are allocated to communication apparatuses; a maintenance communication sub-slot is allocated to the communication apparatus operating as a master communication apparatus; the communication apparatuses perform data communication with the use of the data communication sub-slots allocated thereto; and the communication apparatus uses the maintenance communication sub-slot to change or monitor information about the communication of the communication apparatuses in the time division mode. | 09-09-2010 |
| 20100238955 | METHOD AND DEVICE FOR COMMUNICATING USING HUMAN BODY - A communication device and method is provided. The communication method using a human body includes modulating data, generating a first timing signal by using the modulated data, generating a wideband pulse with a short time interval on the basis of the first timing signal, and transmitting the wideband pulse through an electrode unit that contacts a human body. | 09-23-2010 |
| 20100246607 | TIME-DIVISION MULTIPLEXER AND SIGNAL TRANSMISSION APPARATUS - Each of n signal transition detection sections detects a transition of the signal level of at least one of a first input signal or a second input signal corresponding to the signal transition detection section. A time-division control section outputs a control pulse according to a system clock when a signal transition is detected by at least one of the n signal transition detection sections. Each of n output switching sections outputs either the first or the second input signal corresponding to the output switching section as a multiplexed signal according to the control pulse. | 09-30-2010 |
| 20110007759 | Method for CAN Concatenating CAN Data Payloads - A controller area network (CAN) controller unit has a message assembly buffer receiving a serial bitstream, a buffer memory coupled in parallel with said message assembly buffer, a CAN control unit coupled with the message assembly and the buffer memory, and at least one control register. The at least one control register can be programmed to cause the CAN control unit to store a message received in the message assembly register in at least a first and second mode, wherein in the first mode, control information and data payload of the received CAN message are stored in the buffer memory and in the second mode only the data payload of the CAN message is stored in the buffer memory. | 01-13-2011 |
| 20110051750 | COMMUNICATION DEVICE AND METHOD - There is provided a communication device performing communication by breaking up a frame into a plurality of links, the communication device includes a dividing means for dividing the frame into units of a predetermined size, a distributing means for distributing the units to a plurality of links, a plurality of storing means for storing the units distributed by the distributed means in payloads of transfer frames for the respective plurality of links, a timer means for measuring a timeout time based on a priority of the frame, and a transmission means for transmitting the transfer frames to another communication device via the plurality of links in one of a case where the units included in the payloads of the transfer frames becomes to a predetermined amount and a case where the timeout time measured by the timer becomes to a predetermined value. | 03-03-2011 |
| 20110058576 | Method and device for improving clock stability - A method and device for improving clock stability are provided. The method includes: determining whether a difference between a current sender timestamp (ST) and a current receiver timestamp (RT) is a mutated value; pre-processing the ST and RT, if the difference between the ST and RT is a mutated value; acquiring a service clock according to the pre-processed ST and RT; and sending time division multiplex (TDM) data according to the service clock.. Through the embodiments of the present disclosure, a packet delay variance (PDV) may be smoothed, the impairment of the PDV on clock recovery may be reduced, the quality of the clock recovery may be improved, and the problem of clock synchronization may be solved through the mutation processing on the timestamps. | 03-10-2011 |
| 20110080924 | METHOD FOR TRANSMISSION OF TIME DIVISION MULTIPLEXED PILOT SYMBOLS TO AID CHANNEL ESTIMATION, TIME SYNCHRONIZATION, AND AGC BOOTSTRAPPING IN A MULTICAST WIRELESS SYSTEM - Systems and methods are provided for the transmission of waveforms to aid channel estimation, timing synchronization, and AGC bootstrapping in a wireless network. The method includes inserting at least one TDM pilot symbol located at a transition between wide area and local area waveforms to facilitate decoding of the transmission block. | 04-07-2011 |
| 20110116517 | FULL-T CROSS APPARATUS AND METHOD - A full-T cross apparatus and method are provided. The full-T cross apparatus includes an input module, which includes multiple input channels; and multiple output modules, each of which includes an output channel, an output control module, and multiple data storage modules. Each of the multiple data storage modules is corresponding to each of the multiple input channels of the input module. The multiple output modules are configured to receive service data from the multiple input channels according to the output channels corresponding to the service data, and send the service data according to output time slots corresponding to the service data. In this way, the chip size is reduced to some extent, and further, the costs and power consumption of the chip are reduced. | 05-19-2011 |
| 20110128977 | Data transfer device, data transmitting device, data receiving device, and data transfer method - The change of the transfer mode is notified using a predetermined bit in a header of a packet. Accordingly, the transfer mode can be dynamically switched from a DDR to a SDR, in which power consumption is low, without complicating the configuration. When the transfer mode is the SDR, further power saving is realized by changing the slew rate or stopping some circuits. | 06-02-2011 |
| 20110164625 | Network Timing Distribution and Synchronization Using Virtual Network Delays - A network component comprising a source-delay locked loop (S-DLL), a source timestamp queue (S-Q) coupled to the S-DLL, and a switch fabric coupled to the S-Q such that the S-Q is positioned between the switch fabric and the S-DLL, and wherein the S-DLL is configured to couple to an absolute timing component. Disclosed is a method comprising queuing a plurality of timestamps at a plurality of timestamp intervals from a source node, returning the received timestamps to the source node at the same timestamp intervals, receiving a plurality of offsets corresponding to the timestamps that are calculated using a virtual delay time for the timestamps from the source node, and aligning the queued timestamps to match the virtual delay time before processing additional timestamps to synchronize transmissions and establish frequency alignment with the source node. | 07-07-2011 |
| 20110164626 | METHOD FOR ADJUSTING TIME SLOTS IN A COMMUNICATION NETWORK - A communication network for providing media arbitration via a communications protocol using consecutive communication slots in a communication network. The communication network comprises a plurality of communication nodes, each node arranged for communicating frames of data with the other nodes during a dynamic segment comprising dynamic communication slots with respective communication slot numbers. Each of the plurality of communication nodes includes a time base comprising consecutive timeslots, associated with the dynamic communication slots, each timeslot comprises a transmission action point located such that transmission of each frame of data starts and ends at a transmission action point; a communication slot number controller, for adjusting a communication slot number if no communication is ongoing at the end of a time slot and to suspend adjusting the communication slot number if communication is ongoing at the end of a time slot, and a minislot counter for counting minislots while the incrementation of the communication slot counter is suspended, and a timing unit for determining a duration of a reception of frame, and a control unit for controlling the communication slot number controller to either continue adjusting of the slot number if the determined duration of the reception is above a certain threshold or to continue adjusting of the slot number using the value obtained with the minislot counter if the determined duration of the reception is below a certain threshold, and a transmission suppression unit for suppressing transmission in dynamic slots that follow a dynamic slot in which the determined duration of the reception is below a certain threshold. | 07-07-2011 |
| 20110176559 | COMMUNICATION CIRCUIT, COMMUNICATION NETWORK, AND CONNECTING APPARATUS - The present invention provides a communication circuit, a communication network, and a connecting apparatus that can realize communication with very high reliability using a simple wiring system. | 07-21-2011 |
| 20110176560 | COMMUNICATION CIRCUIT, RELAY CONNECTING CIRCUIT, AND COMMUNICATION NETWORK - The present invention provides a communication circuit, a relay connecting circuit, and a communication network that have a very simple configuration and high reliability, and can transmit/receive contact signals usable for automatic control. | 07-21-2011 |
| 20110222559 | IMAGE TRANSMISSION SYSTEM, IMAGE TRANSMISSION APPARATUS AND IMAGE TRANSMISSION METHOD - The image transmission system of the present invention is provided with: a time-division display apparatus sequentially displaying first to N-th (N: an integer of 2 or more) images with a frequency above M×N [Hz] (M: an integer of 1 or more) by time division; a multiplexing unit plane-sequentially multiplexing the first to N-th images in accordance with the order of displaying the first to N-th images on the time-division display apparatus; a transmitting unit sending out the multiplexed images which have been multiplexed by the multiplexing unit to a predetermined image transmission path with a frame frequency of M [Hz]; and a receiving unit receiving the multiplexed images from the transmitting unit via the predetermined image transmission path and sequentially transmitting image data of the multiplexed images to the time-division display apparatus. | 09-15-2011 |
| 20110243157 | COMMUNICATION SYSTEM AND METHOD, AND COMMUNICATION APPARATUS - A communication system ( | 10-06-2011 |
| 20120044956 | JOINT DEMODULATION USING A VITERBI EQUALIZER HAVING AN ADAPTIVE TOTAL NUMBER OF STATES - Systems and methods for performing joint demodulation using a Viterbi equalizer having an adaptive total number of states are disclosed. Generally, a method includes joint demodulating a desired signal and one or more interfering signals with a Viterbi equalizer having an adaptive total number of states based on channel impulse response (CIR) coefficients associated with a desired signal and the one or more interfering signals. | 02-23-2012 |
| 20120069857 | APPARATUS AND METHOD FOR TRANSMITTING A PLURALITY OF INFORMATION SIGNALS IN FLEXIBLE TIME-DIVISION MULTIPLEXING - Exact data-rate analysis of the information signal portions to be transmitted in a subsequent transmission cycle per time-division multiplexing process shall be initially omitted. Instead, on the basis of highly accurate estimated values for the subsequent data rates, estimated values for relative waiting times are transmitted, in a current transmission cycle, from the current time slice to the subsequent time slice of the same service. In the subsequent transmission cycle, actual data rates may be set which may deviate from the estimated data rates for the individual information signals, as a result of which predicted time-slice boundaries for the subsequent transmission cycle may shift. However, the potential shift in the time-slice boundaries is subject to several boundary conditions. No time slice of the subsequent transmission cycle can start prior to its signaled estimated starting time. With constant data rates, the estimated time-slice structure and the actual time-slice structure are identical. | 03-22-2012 |
| 20120219018 | PACKET DATA TRANSMITTING METHOD AND SYSTEM FOR PACKET SERVICE DOMAIN - A packet data transmitting method for packet service domain is disclosed. After receiving a Service Data Unit (SDU), a Packet Data Convergence Protocol (PDCP) entity determines how to handle the SDU in a cache queue and process a Protocol Data Unit (PDU) record in a Serial Number (SN) window based on whether or not the cache queue includes any SDU and the SN window is full, respectively. When both the cache queue and the SN window are full, the PDCP entity processes PDU records in the SN window according to their respective weight values and processes an SDU in the cache queue into a new PDU accordingly. A packet data transmitting system for packet service domain is also disclosed, which can prolong the time window for confirming a PDU record in the SN window. | 08-30-2012 |
| 20120236880 | FRAME AND TRAINING PATTERN STRUCTURE FOR MULTI-CARRIER SYSTEMS - A transmitting apparatus for transmitting signals in a multi carrier system on the basis of a frame structure, each frame comprising at least two preamble patterns adjacent to each other in the frequency direction and at least two data patterns, said transmitting apparatus comprising a pilot mapper configured to map the same sequence of pilot signals on frequency carriers of each of said at least two preamble patterns in a frame, each preamble pattern having the same length, a data mapper configured to map data on frequency carriers of said at least two data patterns in a frame a transformer configured to transform said preamble patterns and said data patterns from the frequency domain into the time domain in order to generate a time domain transmission signal, and a transmitter configured transmit said transmission signal. | 09-20-2012 |
| 20120281718 | RECEIVER - A receiver includes a local signal generator, a power phase adjuster, and a frequency converter so as to perform frequency conversion on signals included in a plurality of radio frequency bands. The local signal generator supplies a plurality of local signals. The power phase adjuster adjusts local signals in terms of signal power or relative phases. The frequency converter performs frequency conversion on radio frequency bands by use of local signals adjusted with the power phase adjuster, thus sorting them in a desired frequency range. | 11-08-2012 |
| 20130003759 | TECHNIQUE FOR BANDWIDTH EFFECTIVE TRAFFIC PROTECTION IN COMMUNICATION NETWORKS - Technology for reducing bandwidth consumption in an Ethernet network, by dynamic selection of one copy of traffic services (per protection group) for transmitting to a remote Ethernet node from a multi-homing node. The dynamic selection is performed during a normal (full) working condition of the multi-homing node. In case the multi-homing node condition changes to a partially working condition, selection of the services per protection group depends on the remaining working facilities of the multi-homing node. | 01-03-2013 |
| 20130010811 | TRANSMITTING DEVICE AND TRANSMITTING METHOD - A transmitting device is provided which includes a plurality of input interfaces, each of which receives a signal from another device, a plurality of output interfaces, each of which transmits a signal to another device, a multiplexing unit which multiplexes the signals received by the plurality of input interfaces, a distributing unit which transmits the signal multiplexed by the multiplexing unit to each of the plurality of output interfaces, and a table storage unit which stores a switching table in which a transmission destination of each signal is defined. The output interface extracts a signal which the output interface is to transmit according to content of the switching table from each signal included in the signal multiplexed by the multiplexing unit, and transmits the extracted signal to a transfer destination according to the content of the switching table. | 01-10-2013 |
| 20130094522 | METHOD AND SYSTEM FOR UTILIZING MULTIPLEXING TO INCREASE THROUGHPUT IN A NETWORK OF DISTRIBUTED TRANSCEIVERS WITH ARRAY PROCESSING - A communication device that comprises a plurality of distributed transceivers, a central processor and a network management engine, may be configured for a multiplexing mode of operation. Configuring of the multiplexing mode of operation may include configuring one or more communication modules for multiplexing a plurality of data streams. Each of the communication modules may comprise one or more antennas and/or antenna array elements and one or more of said plurality of distributed transceivers associated with said one or more antennas and/or antenna array elements. The communication modules may be configured to be spatially distinct and/or to use different frequency channels. The data streams may be communicated to a single target device or to a plurality of target devices. | 04-18-2013 |
| 20130215909 | METHOD FOR NETWORK ORGANIZATION - A transmitter for sending data packets over a time-multiplexed channel includes a time slot selector for selecting a time slot for transmitting a data packet; and a data packet position selector for selecting a data packet time position within the selected time slot, wherein the data packet time position is selected anew for at least every i | 08-22-2013 |
| 20140269775 | METHOD AND APPARATUS FOR MULTIPLEXED TIME ALIGNED ANALOG INPUT SAMPLING - A sensor system includes a first sensor and a second sensor and a multiplexor having at least two multiplexer inputs connected to the sensors. The output of the multiplexor is connected to a time correlation logic circuit via at least a signal conditioning and anti-aliasing filter, and the output of the time correlation logic is a time correlated sensor reading of the first and second sensor. | 09-18-2014 |
| 20160087780 | CIRCUITS AND SYSTEMS FOR MULTIPLEXED ISOLATOR COMMUNICATION - An embodiment of a communication system for transmitting and receiving data across an isolation barrier may include a communication circuit connected to an isolator at a first side of the isolation barrier, the communication circuit having a transmit circuit to drive a first data signal onto the isolator based on input data received by the communication circuit, a receive circuit to receive a second data signal from the isolator and produce output data based on the received second data signal, and a control circuit to control the transmit and receive circuits to provide time division multiplexing of the first and second data signals. The control circuit may transition to a transmit state in which the transmit circuit drives the first data signal onto the isolator from a receive state in which the receive circuit receives the second data signal from the isolator in response to detecting a condition as a function of receiving a predetermined number of bits of the second data signal and passage of a predetermined time period. | 03-24-2016 |
