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Multiplexing

Multiplexing-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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NEW Apparatus and method for generating broadcast signal frame using layered division multiplexing
Electronics And Telecommunications Research Institute
August 17, 2017 - N°20170238315

An apparatus and method for broadcast signal frame using layered division multiplexing are disclosed. An apparatus for generating broadcast signal frame 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 ...
NEW Synchronous licensed assisted access
Nokia Technologies Oy
August 17, 2017 - N°20170238311

A method including forming a reservation signal including a first part and a second part; and transmitting the reservation signal by a base station in a first cell on a channel during a portion of a first subframe until start of a next following subframe. The first part is configured to reserve the channel between the base station and a ...
NEW Method for multiplexing media streams to optimize network resource usage for push-to-talk-over-cellular service
Kodiak Networks Inc.
August 17, 2017 - N°20170238152

A system and method for multiplexing data streams in order to optimize network resources for push-to-talk-over-cellular (poc) systems. One or more servers interface to the wireless communications network to perform advanced voice services for one or more mobile units therein, which include a push-to-talk-over-cellular (poc) call session. Both the servers and the mobile units that use the advanced voice services ...
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NEW Method and device for service time division multiplexing
Huawei Technologies Co.,ltd.
August 17, 2017 - N°20170237544

A method and device for transmitting a multimedia broadcast multicast service are disclosed. A base station sends to a user equipment device position information of specific radio frames in a time unit, and position information of a specific subframe in each of the specific radio frames in the time unit. The time unit includes 2m radio frames, and the specific ...
NEW Method and system for cassette based wavelength division multiplexing
Luxtera, Inc.
August 17, 2017 - N°20170237516

A method and system is provided for cassette based wavelength division multiplexing and may include an optical system with an aggregating cassette. The optical system may include optical transceivers, with each generating optical signals at a different wavelength. The aggregating cassette may include one or more multiplexers coupled to each of the optical transceivers via optical fibers. The optical transceivers ...
NEW System and methods for high symbol-rate optical nyquist signal generation with roll-off factor approaching zero
Zte Usa (tx)
August 17, 2017 - N°20170237501

Disclosed systems, methods, and computer program products enable high symbol-rate optical nyquist signal generation with roll-off factors approaching zero by combining digital and all-optical methods. The combined digital and all-optical methods utilize all-optical sine-shaped pulse generation and orthogonal time-division multiplexing with quadrature amplitude modulation using digital nyquist signals. Disclosed embodiments exhibit inter-channel-interference penalties that are less than 0. 5-db for both 75...
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  • 143+ full patent PDF documents of Multiplexing-related inventions.
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NEW Subchannel photonic routing, switching and protection with simplified upgrades of wdm optical networks
Treq Labs, Inc.
August 17, 2017 - N°20170237483

The present invention includes novel techniques, apparatus, and systems for optical wdm communications. Tunable lasers are employed to generate respective subcarrier frequencies which represent subchannels of an itu channel to which client signals can be mapped. In one embodiment, subchannels are polarization interleaved to reduce crosstalk. In another embodiment, polarization multiplexing is used to increase the spectral density. Client circuits ...
NEW Signal processing apparatus and signal processing method, encoder and encoding method, decoder and decoding method, ...
Sony Corporation
August 17, 2017 - N°20170236530

Methods and apparatus for performing signal processing. The signal processing comprises demultiplexing input encoded data into data including information for a segment including frames and coefficient information for a coefficient selected in the frames of the segment, and low band encoded data, decoding the low band encoded data to produce a low band signal, selecting a coefficient of a frame ...
NEW Wavelength division multiplexing module
Commscope Technologies Llc
August 17, 2017 - N°20170235071

A telecommunications module includes a main housing portion and a cover, the main housing portion defining a first sidewall, a front wall, a rear wall, a top wall, and a bottom wall, the cover defining a second sidewall when mounted on the main housing portion. An optical component located within the module receives an input signal from a signal input ...
Channel dependent coverage enhancement techniques in lte
Qualcomm Incorporated
August 10, 2017 - N°20170230840

Methods, systems, and devices are described for coverage enhancement in a wireless communication system. A base station may select different coverage enhancement techniques for different channels, and transmit the channels using the selected coverage enhancement techniques. Examples of coverage enhancement techniques that may be selected include repetition within subframes, repetition across different subframes, power boosting, and spatial multiplexing. These and ...
Signal processing method, apparatus, and system
Huawei Technologies Co., Ltd.
August 10, 2017 - N°20170230736

Embodiments of the present invention provide a signal processing method, a network apparatus, and a system. The method includes: mapping a received first client signal into a first oduflex; mapping the first oduflex into an optical channel data tributary unit (odtucn. X) including x tributary slots, where x is a non-integer; and multiplexing the odtucn. X into an optical channel ...
High-speed serial data signal receiver circuitry
Altera Corporation
August 10, 2017 - N°20170230209

Circuitry for receiving a high-speed serial data signal (e. G., having a bit rate in the range of about 10 gbps and higher) includes a two-stage, continuous-time, linear equalizer having only two serially connected stages. Phase detector circuitry may be provided for receiving the serial output of the equalizer and for converting successive pairs of bits in that output to successive ...
Methods for creating and receiving multi-carrier signals. codification, communication and detection apparatus. tunable noise-correction method ...
Altera Corporation
August 10, 2017 - N°20170230207

A spectrally efficient multi-carrier communication apparatus with advanced features of carrier management. The apparatus is flexible to changes in the form of the sub-carrier and their location in frequency. This invention can use non-standard pulses at arbitrary frequencies providing a greater control of the carrier. The additional features can be used for spectral efficiency, to correct signal distortion or for ...
Multiplexing Patent Pack
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Multiplexing Patent Applications
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  • 143+ full patent PDF documents of Multiplexing-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals ...
Lg Electronics Inc.
August 10, 2017 - N°20170230142

The present invention provides an apparatus of transmitting broadcast signals, the apparatus including, an encoder for encoding service data, a frame builder for building at least one signal frame by mapping the encoded service data, a modulator for modulating data in the built at least one signal frame by an orthogonal frequency division multiplexing, ofdm, scheme and a transmitter for ...
Broadcast signal transmission apparatus, broadcast signal receiving apparatus, broadcast signal transmission method, and broadcast signal ...
Lg Electronics Inc.
August 10, 2017 - N°20170230125

The present invention proposes a method for providing a broadcast service. The method for providing a broadcast service in a broadcast signal transmitter according to the present invention may comprise the steps of: encoding media data to a media stream; creating signaling information for signaling the media stream; multiplexing the encoded media stream and the signaling information; and transmitting a ...
Method and system for centralized distributed transceiver management
Golba Llc
August 10, 2017 - N°20170230099

A master application device comprises a plurality of distributed transceivers, a central baseband processor, and a network management engine that manages operation of the master application device and end-user application devices. The master application device communicates data streams to the end-user devices utilizing one or more distributed transceivers selected from the plurality of distributed transceivers. The selected distributed transceivers are ...
Transmission device and quantization method
Panasonic Corporation
August 10, 2017 - N°20170230057

Disclosed is a transmission device capable of reducing quantization errors in nonlinear quantization of iq signals. In the device, a standard deviation measuring unit measures a standard deviation σ of the amplitude distribution of input signals. A kurtosis measuring unit measures the kurtosis of the amplitude distribution of the input signals. A correction coefficient determining unit determines a correction ...
Waveguide embedded plasmon laser with multiplexing and electrical modulation
The Regents Of The University Of California
August 10, 2017 - N°20170229843

This disclosure provides systems, methods, and apparatus related to nanometer scale lasers. In one aspect, a device includes a substrate, a line of metal disposed on the substrate, an insulating material disposed on the line of metal, and a line of semiconductor material disposed on the substrate and the insulating material. The line of semiconductor material overlaying the line of ...
Signal processing apparatus and signal processing method, encoder and encoding method, decoder and decoding method, ...
Sony Corporation
August 10, 2017 - N°20170229139

Methods and apparatus for performing signal processing. The signal processing comprises demultiplexing input encoded data into data including information for a segment including frames and coefficient information for a coefficient selected in the frames of the segment, and low band encoded data, decoding the low band encoded data to produce a low band signal, selecting a coefficient of a frame ...
Optical multiplexing and de-multiplexing element and arrayed-waveguide grating-type optical wavelength filter
Photonics Electronics Technology Research Association
August 10, 2017 - N°20170227713

There is provided an optical multiplexing and de-multiplexing element which is provided with a slab waveguide and a waveguide structure and can reduce radiation loss caused in a connection part between the slab waveguide and the waveguide structure. The waveguide structure includes a multimode interference (mmi) waveguide coupler and a narrow-width waveguide, the mmi waveguide coupler and the narrow-width waveguide ...
Parallel flow cytometer using radiofrequency multiplexing
The Regents Of The University Of California
August 10, 2017 - N°20170227444

An imaging flow cytometry apparatus and method which allows registering multiple locations across a cell, and/or across multiple flow channels, in parallel using radio-frequency-tagged emission (fire) coupled with a parallel optical detection scheme toward increasing analysis throughput. An optical source is modulated by multiple rf frequencies to produce an optical interrogation beam having a spatially distributed beat frequency. This ...
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