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Multiplexing patents

      

This page is updated frequently with new Multiplexing-related patent applications.




 Deterministic transmission of communication packets of multiple protocols on a network patent thumbnailDeterministic transmission of communication packets of multiple protocols on a network
Systems and methods for preserving determinism of communications formatted according to a deterministic communication protocol where communications formatted according to various communications protocols are transmitted. The system includes a packet parsing module and a multiplexing engine to determine scheduled egress times and delay transmission of certain communications until communications that are formatted according to the deterministic communication protocol have egressed an outbound port..
Schweitzer Engineering Laboratories, Inc.


 Uplink control channel for low latency communications patent thumbnailUplink control channel for low latency communications
Methods, systems, and devices for wireless communication are described. A wireless device such as a user equipment (ue) or a base station may identify a set of resource element groups (regs) for low latency communication, and each reg may include a portion of a different resource block (rb) of a set of rbs (e.g., a set of non-contiguous rbs).
Qualcomm Incorporated


 Method for allocating control information in wireless communication system patent thumbnailMethod for allocating control information in wireless communication system
A method of allocating control information in a wireless communication system is provided. The method includes: allocating essential control information of a first system to a first sub-frame in a frame including a plurality of sub-frames each of which comprises a plurality of orthogonal frequency-division multiplexing (ofdm) symbols; and allocating essential control information of a second system to an nth sub-frame in a fixed position from the first sub-frame (where n is an integer satisfying n>1).
Lg Electronics Inc.


 Apparatus, system and  communicating a wakeup packet patent thumbnailApparatus, system and communicating a wakeup packet
Some demonstrative embodiments include apparatuses, devices, systems and methods of communicating a wakeup packet. For example, an apparatus may include circuitry configured to cause a first wireless device to modulate a preamble of a wakeup packet according to an orthogonal frequency division multiplexing (ofdm) scheme; modulate a payload of the wakeup packet according to an on-off keying (ook) modulation scheme over a plurality of ofdm tones; and transmit the wakeup packet to a second wireless device..
Intel Corporation


 System and  seamless switching through buffering patent thumbnailSystem and seamless switching through buffering
Also included are specific methods for preparing mpeg video streams and multiplexing mpeg video with mpeg or ac-3 audio streams to allow a receiver to create seamless transitions between individually encoded segments,. .

 Apparatus and  low latency switching patent thumbnailApparatus and low latency switching
A method of data switching. Data is received at least one input port of a crosspoint switch.
Metamako Technology Lp


 Method for configuring transmission opportunity section in wireless access system supporting unlicensed band, and device for supporting same patent thumbnailMethod for configuring transmission opportunity section in wireless access system supporting unlicensed band, and device for supporting same
The present invention relates to a wireless access system supporting an unlicensed band, and provides a method for configuring a transmission opportunity (txop) section, and devices for supporting the same. The method for configuring a transmission opportunity (txop) section in a wireless access system supporting carrier aggregation (ca) with an unlicensed band, in one embodiment of the present invention, comprises the steps of: receiving, by a terminal, txop start information for indicating the start of the txop section; receiving orthogonal frequency division multiplexing (ofdm) symbol position information for indicating an ofdm symbol starting data transmission and reception in the txop section; and transmitting and receiving the data in a subframe (sf) of an s cell indicated by the txop start information on the basis of the ofdm symbol position information..
Lg Electronics Inc.


 Broadcast signal transmission apparatus, broadcast signal reception apparatus, broadcast signal transmission method, and broadcast signal reception method patent thumbnailBroadcast signal transmission apparatus, broadcast signal reception apparatus, broadcast signal transmission method, and broadcast signal reception method
The present invention provides a method for transmitting a broadcast signal. The method for transmitting the broadcast signal according to the present invention may comprise the steps of: formatting input streams into multiple data pipes (dps); encoding data of the multiple dps according to a code rate for each dp; generating at least one signal frame by mapping the encoded data of the multiple dps; and modulating data of the generated signal frame in an orthogonal frequency division multiplexing (ofdm) scheme, and transmitting the broadcast signal including data of the modulated signal frame..
Lg Electronics Inc.


 Receiving apparatus and decoding method thereof patent thumbnailReceiving apparatus and decoding method thereof
A receiving apparatus includes: a first decoder configured to decode a signal transmitted through a first layer from a layered division multiplexing (ldm) signal using a parity check matrix to generate low density parity check (ldpc) information word bits and parity bits; an encoder configured to encode the ldpc information word bits, generated by decoding the signal transmitted through the first layer, using the parity check matrix to generate parity bits corresponding only to preset columns in the parity check matrix; and a second decoder configured to decode a signal obtained by removing, from the ldm signal, a signal corresponding to the ldpc information word bits generated by decoding the signal transmitted through the first layer, the parity bits generated by the encoder, and the parity bits generated by the first decoder except the parity bits generated by the encoder, thereby to generate information word bits transmitted through a second layer.. .
Samsung Electronics Co., Ltd.


 Optical communication device, optical communication system and optical communication method patent thumbnailOptical communication device, optical communication system and optical communication method
An optical communication device equipped with: a reception unit that receives a wavelength-multiplexed optical signal; a demultiplexing unit that demultiplexes the wavelength-multiplexed optical signal into first demultiplexed light that includes a first wavelength and second demultiplexed light that includes a second wavelength; a processing unit capable of performing a prescribed process on a signal possessed by the first demultiplexed light; and a multiplexing unit that multiplexes the first demultiplexed light on which the prescribed process had been performed and the second demultiplexed light, and then outputs the resulting multiplexed light.. .

Method and base station for transmitting reference signals, and method and user equipment for receiving reference signals

A method and apparatus for multiplexing reference signals in a predetermined number of code division multiplexing (cdm) groups to balance power across orthogonal frequency division multiplexing (ofdm) symbols are disclosed. In a wireless communication system, orthogonal sequences used for spreading the reference signals are allocated such that the order of orthogonal sequences allocated to a subcarrier of one cdm group has a predetermined offset with respect to the order of orthogonal sequences allocated to a subcarrier of another cdm group, adjacent to the subcarrier of the one cdm group..
Lg Electronics Inc.

Method and system for determining and controlling power of optical transmitter of optical network unit for time and wavelength division multiplexing passive optical network

Disclosed are a method and system for determining and controlling power of an optical transmitter of an optical network unit (onu) for a time and wavelength division multiplexing passive optical network (twdm-pon). The system includes an rssi collector configured to collect received signal strength indication (rssi) information from upstream optical signals received from the onus connected to optical line terminal (olt) ports, an onu power level determiner configured to gather the pieces of rssi information about the onus from the rssi collector, and to determine power of optical transmitters of the onus based on the gathered information, and a power mode controller configured to receive power mode setting information of the optical transmitters of the onus from the onu power level determiner, and to generate a physical layer operation and maintenance (ploam) message to control power modes of the onus based on the received power mode setting information..
Electronics And Telecommunications Research Institute

Communication system for analog and digital communication services

A first and a second interconnection unit comprising a respective first and a second communication interface, a first and a second electro-optical converter, and a multiplexing unit, is disclosed. The first interconnection unit is adapted to receive electrically transmitted analog and digital information, convert said information into electrically transmitted information, and to multiplex the information so as to enable transmission over a bidirectional link.
Deltanode Solutions Ab

Asynchronous task multiplexing and chaining

The described technology is directed towards sharing asynchronous (async) tasks between task chains, including in a way that prevents cancellation of lower-level chain entity from cancelling a shared async task. A shared async task is wrapped in multiplexer code that maintains lower-level entity identities as a set of listeners of the shared async task, and when a listener cancels, only removes that listener from the set of listeners so that the shared async task does not cancel as long as one listener remains in the set.
Home Box Office, Inc.

Communication system, user equipment and base station

A communication system, a user equipment and a base station are disclosed. The communication system includes a user equipment and a base station, wherein the user equipment is configured in a first communication system and having a co-existence working mode in which the user equipment performs a first communication with a base station in the first communication system and performs a second communication with an apparatus of a second communication system, which is different from the first communication system in a time-division multiplexing manner or a frequency-division multiplexing manner..
Fujitsu Limited

Self-optimizing deployment cascade control scheme and device based on tdma for indoor small cell in interference environments

The invention presents a self-optimizing deployment scheme and device for indoor small cell. Based on time division multiplexing access (tdma) resource assignment, an adaptive neural fuzzy inference system (anfis) based self-optimizing deployment cascade control (sodcc) device is proposed for indoor small cell to enable easy installation, multi-user (mu)service reliability, optimum throughput, power saving, minimum interference and good cell coverage.
Yuan Ze University

Receiver-side modifications for reduced video latency

A host has a graphics pipeline that process frames by portions (e.g., pixels or rows) or slices. A remote device transmits a video stream container via a network to the host.
Microsoft Technology Licensing, Llc

Batching data requests and responses

The described technology is generally directed towards batching two or more data requests into a batch request that is sent to a data-providing entity such as a client data access layer coupled to a data service. Described is maintaining a mapping of the requests to requesting entities so that the responses to a batched request, which may be separately streamed, may be assembled into a batch response to the requesting entity.
Home Box Office, Inc.

Method and system for high-precision two-way fiber-optic time transfer

A method and system for high-precision two-way fiber-optic time transfer comprising pre-adjusting, including calculating a local timing signal adjustment amount for a first fiber-optic time synchronization unit and a second fiber-optic time synchronization unit, and the corresponding adjusting. And following steps including the two fiber-optic time synchronization units conducting two-way time transfer based on a time division multiplexing transmission over an optical fiber link.
Shanghai Jiao Tong University

Multi-layer network resiliency systems and methods

Systems and methods providing resiliency between a server layer and a client layer include determining a minimal spanning tree in the client layer; determining a steiner tree in the server layer based on vertices associated with the minimal spanning tree in the client layer; and determining one or more resiliency paths in the client layer based on the minimal spanning tree and the steiner tree, wherein the one or more resiliency paths are added to the minimal spanning tree in the client layer based on potential failures in the steiner tree. For example, the server layer is an optical layer and the client layer is a time division multiplexing (tdm) layer..
Ciena Corporation

Beam selecting method, base station, and user equipment

A beam selection method in a mobile communication system including a base station with multiple antennas and user equipment conducting radio communication with the base station includes the steps of, at the base station, detecting a direction in which the user equipment is located, transmitting precoded reference signals toward the detected direction by spatial multiplexing using same frequency and time resources, and determining a beam for the user equipment based upon feedback information from the user equipment.. .
Ntt Docomo, Inc.

Variable width memory module supporting enhanced error detection and correction

Described are memory modules that support different error detection and correction (edc) schemes in both single- and multiple-module memory systems. The memory modules are width configurable, and support the different edc schemes for relatively wide and narrow module data widths.
Rambus Inc.

Method and transmitting and receiving of the object-based audio contents

The present invention relates to a system for transmitting and receiving audio, particularly, to a method and apparatus for transmitting and receiving of object-based audio contents, which packetizes audio objects having the same characteristic. To achieve the above, the present invention includes filtering a plurality of ess according to common information, adding a packet header to the respective filtered ess and generate es packets, aggregating all the generated es packets and then adding a multi-object packet header to the aggregated es packets to generate an object packet, and multiplexing the generated object packet, packetizing the multiplexed object packet according to a transmitting media and transmitting the packetized object packet..
Electronics And Telecommunications Research Institute

Methods and systems for multiplex quantitative nucleic acid amplification

The present disclosure provides methods, devices and systems that enable simultaneous multiplexing amplification reaction and real-time detection in a single reaction chamber.. .
Insilixa, Inc.

Communication method in consideration of carrier types and same

The present invention relates to a wireless communication system. In particular, the present invention relates to a method for a terminal to receive a downlink signal in a wireless communication system and to an apparatus for same, the method comprising the steps of: receiving, from a base station, a first piece of information indicating the start point of a multicast broadcast single frequency network (mbsfn) signal, receiving an mbsfn subframe having a plurality of orthogonal frequency division multiplexing (ofdm) symbols, and receiving the mbsfn signal from an ofdm symbol indicated by the first piece of information in the mbsfn subframe..
Lg Electronics Inc.

Image processing method and apparatus

An image processing method is provided for acquiring additional information from image information obtained by shooting a printed product on which the additional information is multiplexed by at least one of a plurality of different multiplexing methods, the method comprising: attempting decoding of the additional information from the image information by a plurality of different decoding methods corresponding to the plurality of different multiplexing methods; and outputting, by a unit, the additional information successfully decoded.. .
Canon Kabushiki Kaisha

Optical transmitter and optical transmission method

Embodiments of the present invention disclose an optical transmitter and an optical transmission method. An embodiment of the present invention includes a directly modulated laser array and a micro-ring group array, where the directly modulated laser array may output multiple channels of optical signals, each directly modulated laser is correspondingly provided with one circular waveguide group and one first waveguide, each circular waveguide group may couple a part of optical signals output by a directly modulated laser corresponding to the circular waveguide group to a same second waveguide, and the second waveguide aggregates optical signals from circular waveguide groups and outputs an aggregated optical signals.
Huawei Technologies Co., Ltd.

Visible-light wireless communication apparatus and method using the same

Disclosed herein is a method of performing visible-light wireless communication using light-emitting diode (led) illumination, in which variable pulse position modulation (vppm) is used for low-speed data transmission and dimming of illumination, and orthogonal frequency division multiplexing (ofdm) modulation is used in a vppm on period for high-speed data transmission.. .
Electronics And Telecommunications Research Institute

Sampling device

A sampling device samples a differential measuring voltage. The sampling device comprises a first holding device, a second holding device and a multiplexing circuit, which is configured to provide a differential sample of a sampled differential signal, derived from the differential measuring voltage by sampling with a first clock signal of a first clock rate, to the first holding device, at the occurrence of each high-value of a second clock signal of a second clock rate being half of the first clock rate and provide a differential sample of the sample differential signal to the second holding device, at each low-value of the second clock signal.
Rohde & Schwarz Gmbh & Co. Kg

Signal multiplexing device and signal multiplexing method using layered division multiplexing

A signal multiplexing apparatus and method using layered division multiplexing are disclosed. A signal multiplexing apparatus according to an embodiment of the present invention includes a combiner configured to generate a multiplexed signal by combining a core layer signal and an enhanced layer signal at different power levels; a power normalizer configured to reduce the power of the multiplexed signal to a power level corresponding to the core layer signal; a time interleaver configured to generate a time-interleaved signal by performing interleaving that is applied to both the core layer signal and the enhanced layer signal; and a frame builder configured to generate a broadcast signal frame using the time-interleaved signal and l1 signaling information..
Electronics And Telecommunications Research Institute

Mid-packet detection of wi-fi signals

This disclosure describes systems, methods, and computer-readable media related to phishing and brand protection via copycat detection. In some embodiments, a plurality of orthogonal frequency division multiplexing (ofdm) symbol durations may be determined.

Multiplexing drs within a transmission burst for opportunistic spectrum access

Methods and apparatus are provided for multiplexing drs within a transmission burst for opportunistic spectrum access. In one novel aspect, drs is not transmitted in a fractional subframe within a txop.
Mediatek Inc.

Method, apparatus, and device for modulating orthogonal frequency division multiplexing optical signal

A method, an apparatus, and a device for modulating an orthogonal frequency division multiplexing optical signal are provided and relate to the field of optical communications technologies. The method includes: performing bit-to-symbol mapping and serial-to-parallel conversion on a baseband signal to obtain at least two sub symbol sequences of the baseband signal; determining, from all subcarriers of an ofdm signal, a subcarrier used for loading a pilot signal; updating, according to information of the pilot signal, content corresponding to the subcarrier used for loading the pilot signal; and performing inverse discrete fourier transform, parallel-to-serial conversion, digital-to-analog conversion, and electrical amplification processing on content currently corresponding to all the subcarriers of the ofdm signal, and modulating a light wave by using processed data and a bias electrical signal, to form an ofdm optical signal loaded with the pilot signal..
Huawei Technologies Co., Ltd.

Time sampled photodetector devices and methods

Photonic integration has primarily sought to exploit optical parallelism through wavelength division multiplexing whilst in many instances “brute-force” time division multiplexing offers benefits through reduced complexity and cost. However, photoreceivers are primarily the same now for operation at 10 gb/s, 20 gb/s, 40 gb/s and above as 20 or 25 years ago and exploit the same optical detection—amplification—logic processing design.
Transfert Plus Societe En Commandite

Wavelength division multiplexing transistor outline (to)-can assemblies for use in optical communications and optical communications module incorporating same

A wavelength division multiplexing (wdm) transistor-outline (to)-can assembly is provided that is capable of transmitting optical data signals having multiple wavelengths. The wdm to-can assembly can be packaged in a relatively small package without requiring a large amount of plant retooling or capital investment, and that can be made available in the market relatively quickly.
Avago Technologies General Ip (singapore) Pte. Ltd

Methods and self healing of an optical transceiver in a wavelength division multiplexing (wdm) system

In some embodiments, an apparatus includes an optical transceiver that includes a first set of electrical transmitters operatively coupled to a switch. Each electrical transmitter from the first set of electrical transmitters is configured to transmit an electrical signal from a set of electrical signals.
Juniper Networks, Inc.



Multiplexing topics:
  • Multiplexing
  • Frequency Division Multiplexing
  • Transceiver
  • Data Acquisition
  • Lens Array
  • Coding Method
  • Communication System
  • Compatibility
  • Video Play
  • Time Division Multiplexing
  • Frequency Band
  • Terminal Device
  • Spatial Multiplexing
  • Base Station


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    This listing is a sample listing of patent applications related to Multiplexing for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Multiplexing with additional patents listed. Browse our RSS directory or Search for other possible listings.


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