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Multiplex patents



      
           
This page is updated frequently with new Multiplex-related patent applications. Subscribe to the Multiplex RSS feed to automatically get the update: related Multiplex RSS feeds. RSS updates for this page: Multiplex RSS RSS


Clock multiplexing for baseband automatic frequency correction

Optical signal processing apparatus, transmission apparatus, and optical signal processing method

Allocation of spectral capacity in a wavelength-division multiplexing optical network

Date/App# patent app List of recent Multiplex-related patents
08/21/14
20140235470
 Multiplex nucleic acid detection methods patent thumbnailMultiplex nucleic acid detection methods
Methods for multiplex ligation-dependent probe amplification include (a) providing a sample tissue to query different target nucleic acids, (b) providing different probe sets for each of the target nucleic acids, each probe set including a first locus specific probe having a first adapter sequence and a first target specific portion and a second locus specific probe having a second adapter sequence, and a second target specific portion adjacent to the first target specific portion, (c) hybridizing the probe sets to the target sequences to form hybridization complexes, (d) ligating the hybridization complexes to form ligated probes, (e) amplifying the ligated probes to form amplicons, the amplifying step being carried out with a first universal primer including a region complementary to the first adapter sequence and a second universal primer including a region complementary to the second adapter sequence, and (f) detecting the amplicons in a detection system by sequencing each of the amplicons.. .
08/21/14
20140235189
 Clock multiplexing for baseband automatic frequency correction patent thumbnailClock multiplexing for baseband automatic frequency correction
A wireless communications system includes a clock module, a communications module, a receiver module, and a baseband module. The clock module is configured to generate a first clock reference.
08/21/14
20140233957
 Optical signal processing apparatus, transmission apparatus, and optical signal processing method patent thumbnailOptical signal processing apparatus, transmission apparatus, and optical signal processing method
An optical signal processing apparatus includes: an optical frequency comb generation unit configured to generate an optical frequency comb; an extraction unit configured to extract a plurality of optical components having a certain frequency interval between the optical components from the optical frequency comb; and an optical carrier generation unit configured to multiplex the plurality of optical components with reference light to thereby generate an optical carrier having a center frequency away from the center frequency of the reference light by an integer multiple of the frequency interval.. .
08/21/14
20140233956
 Allocation of spectral capacity in a wavelength-division multiplexing optical network patent thumbnailAllocation of spectral capacity in a wavelength-division multiplexing optical network
A method for allocating spectral capacity in a wdm optical network comprising: —providing (4) a group of connection demands, —defining a group of candidate lightpaths that are adapted to carry an optical signal transparently, —defining a highest admissible spectral efficiency for each candidate lightpath, —computing (6) a respective spatial path for each connection demands, —for each candidate lightpath, determining the connection demands that match the candidate lightpath and computing its (12) spectral resource saving as a function of the difference between the spectral resources that would be used with its highest admissible spectral efficiency and the spectral resources that would be used with its reference spectral efficiency for the total capacity of the matching connection demands, —selecting (14) and allocating spectral resources to the candidate lightpath having the highest admissible spectral resource saving, —removing (14) the selected candidate lightpath and iterating to the step of determining the matching connection demands.. .
08/21/14
20140233953
 Passive optical network optical network terminal apparatus and configuration method patent thumbnailPassive optical network optical network terminal apparatus and configuration method
A method of configuring an optical network terminal, ont, of a wavelength division multiplexed passive optical network, wdm pon. Sequentially setting a transmission wavelength of a tunable optical filter at the ont to one or more wavelengths of a pre-selected plurality of transmission wavelengths until a wavelength is identified for which no downstream optical signal from an optical line terminal of the wdm pon is detected.
08/21/14
20140233949
 Optical communication based on polarization dependent coherent optical nyquist frequency division multiplexing patent thumbnailOptical communication based on polarization dependent coherent optical nyquist frequency division multiplexing
An optical transmitter transmits a dual polarization optical nyquist frequency domain multiplexed signal. The signal includes a first polarization component and a second polarization component.
08/21/14
20140233945
 Wavelength division multiplexing optical transmitting apparatus and operating method of the same patent thumbnailWavelength division multiplexing optical transmitting apparatus and operating method of the same
Provided is a wavelength division multiplexing (wdm) optical transmitting apparatus including first to n-th optical transmitters configured to output first to n-th optical signals having different wavelengths, respectively; a wavelength multiplexer configured to multiplex the first to n-th optical signals and generate an output optical signal; a tap coupler configured to receive the output optical signal and generate a controlling optical signal based on some of the output optical signal; a controlling photodetector configured to receive the controlling optical signal and output an optical current based on the controlling optical signal; and a controller configured to control each of the first to n-th optical transmitters based on the optical current, wherein the controller comprises a look-up table, sequentially detects driving conditions for the first to n-th optical transmitters, stores the detected driving conditions in the look-up table, and controls the first to n-th optical transmitters based on the detected driving conditions.. .
08/21/14
20140233942
 System and method for measuring the phase of a modulated optical signal patent thumbnailSystem and method for measuring the phase of a modulated optical signal
The invention is related to phase detection in lidar systems using single photon detectors (spds). The frequency at which the spds are time gated is related to but not an integer multiple of the frequency of the transmitted optical pulses.
08/21/14
20140233925
 Recording medium, reproducing apparatus, and reproducing method patent thumbnailRecording medium, reproducing apparatus, and reproducing method
In a recording medium on which is recorded a multiplexed stream including a plurality of first packets (v_main) constituting a first i-picture in a first video stream and a plurality of second packets (v_sub) constituting a second i-picture in a second video stream, information for identifying the first i-picture and information for identifying the second i-picture are recorded on the medium. A recording medium can thereby be obtained that enables the rapid detection, from a small amount of information, of a particular picture included in a stream such as a ts in which multiple content streams are multiplexed..
08/21/14
20140233924
 Recording medium, reproducing apparatus, and reproducing method patent thumbnailRecording medium, reproducing apparatus, and reproducing method
In a recording medium on which is recorded a multiplexed stream including a plurality of first packets (v_main) constituting a first i-picture in a first video stream and a plurality of second packets (v_sub) constituting a second i-picture in a second video stream, information for identifying the first i-picture and information for identifying the second i-picture are recorded on the medium. A recording medium can thereby be obtained that enables the rapid detection, from a small amount of information, of a particular picture included in a stream such as a ts in which multiple content streams are multiplexed..
08/21/14
20140233911
Playback apparatus, playback method, program, recording medium, and data structure
The present invention relates to a playback apparatus, a playback method, a program, a recording medium, and a data structure that enable interactive operations when playing back av content. A controller 34 obtains an order list of audio stream numbers in advance.
08/21/14
20140233681
Data processing apparatus and method for interleaving and deinterleaving data
A data processing apparatus is arranged to map input data symbols to be communicated onto a predetermined number of sub-carrier signals of orthogonal frequency division multiplexed ofdm symbols. The predetermined number of sub-carrier signals is determined in accordance with one of a plurality of operating modes and the input data symbols are divided into first sets of input data symbols and second sets of input data symbols..
08/21/14
20140233680
Map decoder having low latency and operation method of the same
Provided is a maximum a posteriori (map) decoder having a low latency and an operation method of the map decoder, including a branch metric calculation block to calculate a branch metric based on a received signal, a processor control block to demultiplex a received signal in a certain trellis section, an extrinsec vector, and the calculated branch metric value, and a processor to calculate a path metric entering each state node in a certain trellis section, compensate for the calculated path metric, and calculate a state metric to be applied to a next trellis section based on the compensated path metric.. .
08/21/14
20140233664
System and method for orthogonal frequency division multiplexing-offset quadrature amplitude modulation
A method for performing orthogonal frequency division multiplexing (ofdm)/offset quantization amplitude modulation (oqam) includes obtaining a data burst. The method includes performing weighted circularly convolved filtering modulation on the data burst to produce an output signal.
08/21/14
20140233657
Vsb communication system
A vsb communication system comprises a vsb transmission system and a vsb reception system. The vsb transmission system multiplexes a coded mpeg data and a coded supplemental data having a null sequence inserted therein, with required multiplexing information included in a field synchronization signal or in a supplemental data according to a number of the supplemental data packets being transmitted.
08/21/14
20140233633
Method, device, and system for multiplexing of video streams
A method of reproducing at least two digital video sequences. The method includes multiplexing a first digital video sequence with a second digital video sequence, pictures of the second digital video sequence are included in advance in a video stream and are associated with timing information such that a receiver will not decode and reproduce the pictures of the second digital video sequence.
08/21/14
20140233624
Method and apparatus to determine time and distance between transceivers using phase measurements
Systems, apparatuses and methods are disclosed for estimating a signal travel time, and thus distance between transceivers, in an orthogonal frequency division multiplexing (ofdm) system. The signal travel time is measured between a transmit time (tt) and a receive window time (twindow) adjusted by the phase delay (tΦ).
08/21/14
20140233591
Method for sharing optical fiber for cloud-based wired and wireless access network, and system and apparatus for same
A system for sharing an optical fiber for a cloud-based wired and wireless access network, includes: a centralization device to generate summing signals by respectively summing multi-channel optical signals input from a wireless donor unit group and by summing multi-channel wired signals input from a wired donor unit group or generate wavelength-converted signals by wavelength-converting the multi-channel optical signals or the multi-channel wired signals, multiplex the summing signals or the wavelength-converted signals, and distribute the summing signals or the wavelength-converted signals to a plurality of devices connected to the centralization device via a shared optical fiber; and a distribution device group to generate corresponding optical signals by demultiplexing the summing signals or the wavelength-converted signals in units of wavelengths, and transmit the corresponding optical signals or the multi-channel wired signals to a wireless remote unit group and/or a wired remote unit group via a preset optical fiber.. .
08/21/14
20140233506
Transmission diversity and multiplexing for harq-ack signals in communication systems
A method and apparatus are described for a user equipment (ue) to transmit in a control channel acknowledgement signals associated with a hybrid automatic repeat request process (harq-ack signals) in response to receiving transport blocks (tbs) transmitted from a base station. The ue conveys the harq-ack information by selecting one resource from multiple resources in the control channel and by selecting a constellation point of the modulation scheme for the harq-ack signal.
08/21/14
20140233487
Integrated circuit for channel arrangement and radio communication
Provided is a radio communication base station device which can prevent lowering of use efficiency of a channel communication resource for performing a frequency diversity transmission when simultaneously performing a frequency scheduling transmission and the frequency diversity transmission in a multicarrier communication. In the device, a modulation unit (12) executes a modulation process on dch data after encoded so as to generate a dch data symbol.
08/21/14
20140233476
Method and apparatus for power control and multiplexing for device to device communication in wireless cellular communication system
A method of controlling power of a user equipment for device to device communication in a wireless communication system, and a user equipment thereof, are provided. The method includes receiving power control related information of the d2d communication from a base station (bs), determining transmission power of the ue based on maximum available power of the ue and the received power control related information of the d2d communication, and transmitting data according to the determined transmission power..
08/21/14
20140233474
Method, device and system for transmitting enhanced downlink control channel
The present invention discloses a method, a device and a system for transmitting an enhanced downlink control channel, which belong to the communications field. The method for sending an enhanced downlink control channel includes: presetting a multiplexing unit, where the multiplexing unit includes at least one resource block pair, and the at least one resource block pair includes e-pdcch resources and dm rs resources, and the e-pdcch resources include multiple control channel elements; sending at least one e-pdcch corresponding to at least one ue in at least one control channel element of the multiplexing unit, and sending the dm rs corresponding to the at least one ue.
08/21/14
20140233462
Digital broadcasting system and method of processing data in digital broadcasting system
A digital broadcast receiver and a control method thereof are disclosed. The digital broadcast receiver includes a reception unit for receiving a broadcast signal which mobile service data and main service data are multiplexed, an extractor for extracting transmission parameter channel signaling information and fast information channel signaling information from a data group in the received mobile service data, an acquirer for acquiring a program table describing virtual channel information and a service of an ensemble by using the extracted fast information channel signaling information, the ensemble being a virtual channel group of the received mobile service data, a detector for detecting a descriptor defining internet access information corresponding to the mobile service data by using the acquired program table, and a controller for controlling such that the internet access information of the detected descriptor and the mobile service data are displayed..
08/21/14
20140233437
Frame structure for filter bank multi-carrier (fbmc) waveforms
A unified frame structure for filter bank multi-carrier (fbmc) and orthogonal frequency division multiplexed (ofdm) waveforms may allow fbmc and ofdm frames to be communicated over a common channel without significant inter-frame gaps. The unified frame structure may set an fbmc frame duration to an integer multiple of an ofdm frame element duration to enable alignment of fbmc frames and ofdm frames in the time domain.
08/21/14
20140233427
Low cost mesh network capability
A wireless device that utilizes a single network interface to simultaneously connect to an infrastructure network and a mesh network. The device has a driver layer with a media access control module for each network type.
08/21/14
20140233414
Mu-mimo-ofdma methods and systems for signaling multi-rank cqis and precoders
A method for determining attributes of communication channels of multi-user (mu)-multiple input multiple output (mimo) users in an orthogonal frequency division multiplexing based multiple access (ofdma) system is disclosed. The method comprises receiving from a base station, for at least one sub-band of contiguous sub-carriers, an indication of an estimate of or an upper-bound on a total number of streams that are co-scheduled by the base station on the at least one sub-band or an indication of a fraction of a transmit power at the base station that is applied to streams that are scheduled for transmission to a particular user, determining one or more signal quality measures for the at least one sub-band based on at least one of the fraction or the estimate of or the upper-bound on the total number of streams that are scheduled by the base station on the at least one sub-band, and transmitting to the base station an indication of the one or more signal quality measures.
08/21/14
20140233303
Sram multiplexing apparatus
An sram multiplexing apparatus comprise a plurality of local multiplexers and a global multiplexer. Each local multiplexer is coupled to a memory bank.
08/21/14
20140233084
Phase modulation apparatus
A phase modulation apparatus has a light source outputting continuous light, two phase modulators, and an intensity modulator. The phase modulation apparatus is provided with an rz phase modulation circuit, in which the phase modulators phase-modulate the continuous light from the light source with data signals input to the phase modulators and generate two phase modulation optical signals, a phase shifter shifts the phase of one phase modulation optical signal by π/2, and an intensity modulator intensity-modulates a multiplexed signal, combined with the other phase modulation optical signal, with an input clock signal clk to convert the signal into an rz signal, and, thus, to output the rz signal, and a phase control circuit which adjusts the phases of the phase modulation optical signals generated by the phase modulator of the rz phase modulation circuit so that the output of the rz phase modulation circuit is maximum..
08/21/14
20140233013
Lidar
A lidar includes cw laser light sources that oscillate cw laser light rays with wavelengths different from each other; an optical multiplexing coupler that mixes the cw laser light rays oscillated by the cw laser light sources; an optical branching coupler that splits the cw laser light passing through the mixing by the optical multiplexing coupler; a light modulator that modulates first cw laser light split by the optical branching coupler; and an optical fiber amplifier that amplifies the laser light modulated by the light modulator, in which a transmit-receive optical system irradiates a target with the laser light amplified by the optical fiber amplifier, and receives scattered light of the laser light by the target.. .
08/21/14
20140232940
Baseband video data transmission device and reception device, and transceiver system
In a transmission device (2): a controller (2a) performs a control of reading, from information regarding video specification, first information indicating whether a reception device is capable of intermittent reception of receiving a video signal at a timing that causes certain number of frames to be intermittent, and, when the reception device can perform intermittent reception, multiplexing, to the video signal during a blanking period of the video signal to be updated, an enable signal indicating the present video signal is to be enabled and second information indicating that transmission of the video signal will not resume unless the video signal is updated; and a transmitter (2d) transmits the video signal that is to be updated and then does not resume transmission of the video signal unless the video signal is updated.. .
08/21/14
20140232836
Temporally multiplexed display with landscape and portrait operation modes
An autostereoscopic display comprising a temporally multiplexed display arranged to provide viewing windows in a range around 45 degrees to achieve landscape and portrait viewing in cooperation with an observer tracking system. The temporally multiplexed display may comprise a stepped waveguide imaging directional backlight..
08/21/14
20140232626
Display panel source line driving circuitry
An electronic display system has a light transmissive panel, a region of display elements on the panel, and source lines coupled to the display elements. A demultiplexor circuit has multiple groups of pass gates.
08/21/14
20140232598
Rf system with integrated phase shifters using dual multi-phase phase-locked loops
An rf system comprising of outputs to an electronically scanning antenna for radiating electromagnetic energy; at least one waveform generator; two multiphase phase-locked loops integrated with the waveform generator, the phase locked loops operating to provide multiple shifted phases to a waveform. Optionally, the two multiphase phase-locked loops may each be divided down by a bank of frequency dividers to further increase the number of phase shifts.
08/21/14
20140232583
Apparatus for generating digital thermometer codes
Described is an apparatus for generating a thermometer code, the apparatus comprises: a 2-bit bi-directional shift register; and more than two multiplexers operable to form storage units and coupled together in a chain to generate the thermometer code, the more than two multiplexers controlled by outputs of the 2-bit bi-directional shift register.. .
08/21/14
20140232481
Polar-type low pass filter and demultiplexer equipped therewith
A polar-type low pass filter includes a low pass filter portion and first, second and third ground conductors, in a laminated body. The low pass filter portion includes parallel resonant circuits including first, second, third and fourth capacitors and inductors, in a series arm, and at least capacitors in a parallel arm thereof.
08/21/14
20140232443
Negative edge preset flip-flop with dual-port slave latch
In an embodiment of the invention, a flip-flop circuit contains a 2-input multiplexer, a master latch, a transfer gate and a slave latch. The scan enable control signals se and sen of the multiplexer determine whether data or scan data is input to the master latch.
08/21/14
20140232442
Negative edge reset flip-flop with dual-port slave latch
In an embodiment of the invention, a flip-flop circuit contains a 2-input multiplexer, a master latch, a transfer gate and a slave latch. The scan enable control signals se and sen of the multiplexer determine whether data or scan data is input to the master latch.
08/21/14
20140232441
Positive edge preset flip-flop with dual-port slave latch
In an embodiment of the invention, a flip-flop circuit contains a 2-input multiplexer, a master latch, a transfer gate and a slave latch. The scan enable control signals se and sen of the multiplexer determine whether data or scan data is input to the master latch.
08/21/14
20140232440
Positive edge reset flip-flop with dual-port slave latch
In an embodiment of the invention, a flip-flop circuit contains a 2-input multiplexer, a master latch, a transfer gate and a slave latch. The scan enable control signals se and sen of the multiplexer determine whether data or scan data is input to the master latch.
08/21/14
20140232439
Negative edge preset reset flip-flop with dual-port slave latch
In an embodiment of the invention, a flip-flop circuit contains a 2-input multiplexer, a master latch, a transfer gate and a slave latch. The scan enable control signals se and sen of the multiplexer determine whether data or scan data is input to the master latch.
08/21/14
20140232412
Battery voltage detector circuit
There is provided a battery voltage detector circuit which uses a multiplexer system and which is capable of reducing the influence of the deviation of a detected voltage attributable to a parasitic capacitance, thus improving the accuracy of voltage detection. The battery voltage detector circuit that monitors the voltages of a plurality of batteries connected in series includes a flying capacitor, a multiplexer switch that sequentially connects the flying capacitor to the plurality of batteries, a voltage detecting unit that detects the voltage of the flying capacitor, a first reference potential detecting unit connected to one terminal of the flying capacitor, a second reference potential connecting unit connected to the other terminal of the flying capacitor, and a control circuit that controls the multiplexer switch, the first reference potential connecting unit and the second reference potential connecting unit..
08/21/14
20140231650
Digitally scanned multi-cell electro-optic sensor
A digitally scanned multi-cell eo sensor comprises a low-resolution multi-cell imaging detector. An array of optical focusing elements decomposes the sensor's fov into at least four sub-fields.
08/21/14
20140231620
Image sensor and imaging method with single shot compressed sensing
A cmos image sensor includes a plurality of pixel elements arranged in a two-dimensional array, analog signal multiplexers, over-sampling a/d converters and an activation code generator. The sensor is configured to construct an image by using less number of a/d conversions, thereby reducing the power consumption of the sensor.


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This listing is a sample listing of patent applications related to Multiplex 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 Multiplex with additional patents listed. Browse our RSS directory or Search for other possible listings.
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