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Physical Layer patents

      

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




Date/App# patent app List of recent Physical Layer-related patents
08/18/16
20160242233 
 Method and apparatus of link adaptation in wireless local area network patent thumbnailnew patent Method and apparatus of link adaptation in wireless local area network
A method of link adaptation performed by an access point supporting multi user (mu) multiple input multiple output (mimo) in wireless local area network system is provided. The method includes transmitting, to a first station, a physical layer convergence procedure (plcp) protocol data unit (ppdu) containing a modulation and coding scheme (mcs) request (mrq) and receiving, from the first station, a mcs feedback (mfb) in response to the mrq, wherein the first station is one of destination stations of mu-mimo transmission performed by the access point, and the mfb includes a recommended mcs value computed, by the first station, on the assumption that the first station, as a member of the destination stations, receives data transmitted over at least one spatial stream allocated to the first station in mu-mimo transmission..
Lg Electronics Inc.


08/18/16
20160242177 
 Method and  frame exchange in a high efficiency wireless lan patent thumbnailnew patent Method and frame exchange in a high efficiency wireless lan
A frame exchange in a high efficiency wlan (hew) includes a method for exchanging frames implemented by an access point in a wireless local area network. The method further includes transmitting to one or more stations (stas) a first frame eliciting a second frame from the one or more stas in a downlink (dl) physical layer protocol data unit (ppdu), wherein the dl ppdu carrying the first frame includes information indicating a type of a ppdu carrying the second frame from ppdu types including a single user (su) ppdu and a multiple user (mu) ppdu; and receiving from the one or more stas the second frame in an uplink (ul) ppdu having a type determined based on the information indicating the type of the ppdu..
Newracom, Inc.


08/18/16
20160242147 
 Distributed processing in a centralized radio access network patent thumbnailnew patent Distributed processing in a centralized radio access network
Certain features relate to a centralized radio access network (c-ran) that can flexibly and dynamically allocate protocol layer processing among baseband processing units and remote units. A c-ran can be configured to include a media access control (“mac”) scheduler and a fronthaul physical layer coordinator.
Andrew Wireless Systems Gmbh


08/18/16
20160242073 
 Method and  generating a phy header field patent thumbnailnew patent Method and generating a phy header field
In a method of generating a field of a physical layer (phy) header of a data unit, bits to be included in the field are generated and the bits are duplicated to generate duplicated bits. First modulation data is generated based on the duplicated bits.
Marvell World Trade Ltd.


08/18/16
20160241682 
 Block coding scheme for phy data unit transmission patent thumbnailnew patent Block coding scheme for phy data unit transmission
A communication device receives a plurality of information bits and determines a maximum number of information bits that can be encoded such that, after the plurality of information bits have been encoded using i) a forward error correction scheme, and ii) a block coding scheme, the block coded bits fit within a single orthogonal frequency division multiplex (ofdm) symbol. The maximum number of information bits is based on a number of repetitions of coded information bits by the block coding scheme, and a number of block coded bits for the maximum number of information bits is less than a number of data tones of the single ofdm symbol.
Marvell World Trade Ltd.


08/18/16
20160241681 
 System and  enabling channel access enhancements in existing communication networks patent thumbnailnew patent System and enabling channel access enhancements in existing communication networks
Described herein is a system and method for enhanced channel access in existing communication networks. The system comprising: a first enhanced node comprising a first processor, the first processor configured to: transmit a legacy frame header of a physical layer protocol data unit (ppdu), the legacy frame header comprising an indicator indicating that sub-ppdus will be transmitted during a duration associated with transmission of a legacy ppdu; a second enhanced node comprising a second processor configured to receive the legacy frame header; and a third enhanced node comprising a third processor configured to receive the legacy frame header..
Qualcomm Incorporated


08/04/16
20160227274 
 Broadcast receiving device and  operating the same patent thumbnailBroadcast receiving device and operating the same
An broadcast reception device includes: a broadcast reception unit receiving a broadcast signal; and a control unit obtaining fast information including configuration information of a broadcast stream transmitted through a transport frame of the broadcast signal and broadcast service information, obtaining a first physical layer pipe (plp) information on a first plp transmitting signaling information signaling a broadcast service from the fast information, and obtaining the signaling information on the basis of the first plp information.. .
Lg Electronics Inc.


08/04/16
20160227006 
 Method for recoverable message exchange independent of network protocols patent thumbnailMethod for recoverable message exchange independent of network protocols
A method is described to allow a device to retrieve a message, that is separated into a plurality of fragments, from a data source, wherein the method involves: establishing a first network connection with the data source; receiving a subset of the plurality of fragments; determining the first network connection has ended before completion of said message; establishing one or more subsequent network connections with the data source; and receiving any of the plurality of fragments not within the subset. The characteristics (for example: application protocol, security, speed, reach, bandwidth capability, cost of usage, network type, physical layer type, data-link layer type, or ip address of one or both of the first and second devices) of the first network connection can be potentially different than the subsequent network connections..
Iona Technologies Limited


08/04/16
20160226740 
 Method for testing a wireless link of a wi-fi node, and circuit performing the method patent thumbnailMethod for testing a wireless link of a wi-fi node, and circuit performing the method
The method for monitoring a wireless link of a wireless node of a cpe device during operation of the cpe device, comprises the steps of taking samples of one or several of the following parameters in a defined time interval: received signal strength (rssi), modulation rate (physical layer rate) and/or the number of spatial streams used for the wireless link, and calculating an average for that parameters by including a filtering of said parameters.. .
Thomson Licensing


08/04/16
20160226694 
 Apparatus and  sending and receiving broadcast signals patent thumbnailApparatus and sending and receiving broadcast signals
A broadcast signal transmitter is disclosed. A broadcast signal transmitter according to an embodiment of the present invention comprises an input formatting module performing baseband formatting and outputting at least one physical layer pipe (plp) data; a bicm module error-correction processing the plp data; a framing & interleaving module interleaving the plp data and generating a signal frame; and a waveform generating module inserting a preamble into the signal frame and generating a broadcast signal by performing ofdm modulation..
Lg Electronics Inc.


08/04/16
20160226689 

Apparatus and sending and receiving broadcast signals


Disclosed herein is a broadcast signal transmitter. A broadcast signal transmitter according to an embodiment of the present invention includes an input formatting module configured to perform baseband formatting and to output the data of at least one physical layer pipe (plp), a bicm module configured to perform error-correction processing on the plp data, a framing and interleaving module configured to interleave the plp data and to generate a signal frame, and a waveform generation module configured to insert a preamble into the signal frame and to generate a broadcast signal by performing ofdm modulation..
Lg Electronics Inc.


08/04/16
20160226688 

Apparatus and sending and receiving broadcast signals


Disclosed herein is a broadcast signal receiver. A broadcast signal receiver according to an embodiment of the present invention includes a synchronization/demodulation module configured to perform signal detection and ofdm demodulation on a received broadcast signal, a frame parsing and deinterleaving module configured to parse and deinterleave the signal frame of the broadcast signal, a demapping and decoding module configured to convert the data of at least one physical layer pipe (plp) of the broadcast signal into a bit domain and to perform fec decoding on the data, and an output processing module configured to receive the data of the at least one plp and to output a data stream..
Lg Electronics Inc.


08/04/16
20160226687 

Apparatus and sending and receiving broadcast signals


physical layer pipe (plp) of the broadcast signal into the bit domain and fec decoding of the converted plp data; and an output processing module outputting a data stream by receiving the at least one plp data.. .

08/04/16
20160226652 

Method and system for distributed communication


A decentralized communication device is provided that facilitates optimal positioning and orientation of one or more antennas for wireless communication with external devices. The decentralized communication device includes one or more master components and one or more slave components.
Golba Llc


08/04/16
20160226635 

Scheduling for orthogonal frequency division multiple access (ofdma) transmissions in a wireless local area network (wlan)


An access point (ap) contends for a medium during a contention period in order to obtain exclusive control of the medium for a certain time period that may include one or more transmission opportunities. The ap and client stations (stas) communicate during the time period using orthogonal frequency division multiple access (ofdma) techniques with scheduled use (i.e., allocation) of sub-channels of the medium.
Stmicroelectronics, Inc.


08/04/16
20160226622 

Apparatus, system and communicating a wireless transmission according to a physical layer scheme


Some demonstrative embodiments include apparatuses, devices, systems and methods of communicating a wireless transmission according to a physical layer scheme. For example, a wireless station may be configured to generate a frame including a header and a data portion, the header including a modulation and coding scheme (mcs) value of an orthogonal frequency divisional multiplexing (ofdm) physical layer (phy) scheme or a low power single carrier (lpsc) phy scheme; modulate and encode the header according to a single carrier (sc) phy scheme; modulate and encode the data portion according to the ofdm phy scheme or the lpsc phy scheme; and process transmission of the frame..
Intel Ip Corporation


08/04/16
20160224503 

Adaptive, predicative, and intelligent scanning of items in a physical layer management system


One embodiment is directed to scanning a plurality of items in a physical layer management system using an adaptive, predicative, and intelligent scanning method.. .
Commscope Connectivity Belgium Bvba


08/04/16
20160224369 

Zoning data to a virtual machine


In a method to zone data to a virtual machine, support information is exchanged between a physical controller and an expander, the support information comprising an indication of an ability of the physical controller and the expander to support thereon a set of virtual controllers and a set of virtual physical layers (virtual phys), respectively. In response to a positive indication sending a list of sas addresses to the expander, a list of sas addresses is sent to the expander.
Hewlett Packard Enterprise Development Lp


07/28/16
20160218909 

Apparatus for transmitting broadcast signals, receiving broadcast signals, transmitting broadcast signals and receiving broadcast signals


The present invention provides a method of transmitting broadcast signals. The method includes, encoding, by an encoder, data in plural plps(physical layer pipes); processing, by a framing and interleaving block, the encoded data in the plural plps, wherein the processing the encoded data further includes: time interleaving, by a time interleaver, the encoded data in the plural plps, frame mapping, by a framer, the time interleaved data onto at least one signal frame, and frequency interleaving, by a frequency interleaver, data in the at least one signal frame; and waveform modulating, by a waveform generation block, the frequency interleaved data in the at least one signal frame and transmitting, by the waveform generation block, broadcast signals having the waveform modulated data..
Lg Electronics Inc.


07/28/16
20160218906 

Apparatus and sending and receiving broadcast signals


A broadcast signal receiver is disclosed. A broadcast signal receiver according to the present invention comprises a synchronization/demodulation module carrying out signal detection and ofdm demodulation on a received broadcast signal; a frame parsing and deinterleaving module parsing and deinterleaving a signal frame of the broadcast signal; a demapping and decoding module converting data of at least one physical layer pipe (plp) of the broadcast signal into a bit domain and performing fec decoding on the converted data; and an output processing module receiving data of the at least one plp and outputting the received data into a data stream..
Lg Electronics Inc.


07/28/16
20160218855 

Electrical transceiver for synchronous ethernet


Disclosed is an electrical transceiver for synchronous ethernet, including: a first interface connected with a host; a second interface including a physical layer (phy) transceiver connected with a serial link; and a processor connected with the first interface and the second interface, wherein the processor includes a timing control unit controlling a transmission signal transmitted to the second interface from the first interface and a reception signal transmitted to the first interface from the second interface to have the same time delay.. .
Aimvalley B.v.


07/28/16
20160218823 

Apparatus for transmitting broadcast signals, receiving broadcast signals, transmitting broadcast signals and receiving broadcast signals


The present invention provides a method of transmitting broadcast signals. The method includes, encoding, by an encoder, data in plural plps (physical layer pipes); processing, by a framing and interleaving block, the encoded data in the plural plps, wherein the processing the encoded data further includes: time interleaving, by a time interleaver, the encoded data in the plural plps, frame mapping, by a framer, the time interleaved data onto at least one signal frame, and frequency interleaving, by a frequency interleaver, data in the at least one signal frame; and waveform modulating, by a waveform generation block, the frequency interleaved data in the at least one signal frame and transmitting, by the waveform generation block, broadcast signals having the waveform modulated data..
Lg Electronics Inc.


07/28/16
20160218766 

Dual push between a host computer system and an rf generator


A system and a method for increasing a rate of transfer of data between a radio frequency (rf) generator and a host computer system is described. The rate of transfer of data is increased by implementing dedicated physical layers associated with the rf generator and the host computer system and a dedicated physical communication medium between the rf generator and the host computer system.
Lam Research Corporation


07/28/16
20160218748 

Apparatus and sending and receiving broadcast signals


A broadcast signal transmitter is disclosed. A broadcast signal transmitter according to an embodiment of the present invention comprises an input formatting module configured to perform baseband formatting and to output at least one plp (physical layer pipe) data; a bicm (bit interleaved coded modulation) module configured to perform an error correction process on the plp data; a framing and interleaving module configured to interleave the plp data and to generate a signal frame; and a waveform generating module configured to generate a broadcast signal by inserting a preamble into the signal frame and performing ofdm modulation..
Lg Electronics Inc.


07/21/16
20160212246 

Method and wide bandwidth ppdu transmission in a high efficiency wireless lan


Methods and apparatus for a wideband physical layer protocol data unit (ppdu) transmission in a high efficiency wlan (hew) include a method for transmitting a physical layer protocol data unit (ppdu) in a wireless local area network. The method may further include performing a stream parsing of data bit streams to output blocks, determining whether to perform a segment parsing of the blocks based on a predetermined condition to output frequency subblocks, performing a constellation mapping of the blocks or the frequency subblocks, and transmitting the ppdu..
Newracom, Inc.


07/21/16
20160212028 

Apparatus and system for an active star/stub/ring controller area network physical layer transceiver


A controller area network (can) node comprises an internal high differential bus line (canh) and an internal low differential bus line (canl). The can node further comprises a receiver (rxd) comparator coupled to both the internal canh and the internal canl that outputs an internal rxd signal.
Texas Instruments Incorporated


07/21/16
20160211983 

Data transmission method, apparatus, and system


The present invention discloses a data transmission method, apparatus, and system, which are used to reduce a delay of user uplink data and improve network performance in an hfc network. The method includes: determining, by a cable modem termination system physical layer cmts phy layer according to uplink resource assignment information configured by a cable modem termination system media access control layer cmts mac layer separately for each cable modem cm of multiple cms, a time slice that needs to be occupied when uplink data sent from a cm connected to the cmts phy layer, is forwarded to the cmts mac layer; and forwarding, by the cmts phy layer to the cmts mac layer on the determined time slice, the received uplink data that is sent, by using the uplink resource assignment information configured by the cmts mac layer, by the cm connected to the cmts phy layer..
Huawei Technologies Co., Ltd.


07/21/16
20160211931 

Reception device and reception method, computer program, and external device


Provided is a reception device configured to receive a broadcast signal on which emergency alert information is superimposed and send out an alert properly. The reception device is configured to include a tuner that tunes and receives a broadcast signal, a demodulator that demodulates a physical layer level of the broadcast signal, and an alert device that sends out an alert of audio, text display, or the like according to the emergency alert information superimposed on the physical layer of the broadcast signal.
Sony Corporation


07/14/16
20160205674 

Reception apparatus and reception method


Method of scrambling signals, transmission point device, and user equipment using the method are provided. The method includes: sending an id table to a user equipment through higher layer signaling, the id table being a subset of the whole id space and containing available ids for the user equipment; notifying the user equipment an id in the id table to be used through physical layer signaling or ue specific higher layer signaling; generating a random seed based on the notified id; initializing a scrambling sequence by the random seed; and scrambling the signals with the initialized scrambling sequence.
Panasonic Intellectual Property Corporation Of America


07/14/16
20160205626 

Method, device, and system for synchronizing physical layer state


The present invention discloses a method, a device, and a system for synchronizing a physical layer state, and belongs to the field of communications technologies. The present invention realizes synchronization of the physical layer state of the first feature at the network side and the terminal after the terminal updates the rrc layer configuration corresponding to the first feature..
Huawei Technologies Co., Ltd.


07/14/16
20160205225 

Field device


A field device of a room automation system or of a power management system or of a hazard detection system is disclosed. The field device includes at least one human-machine interface with at least one memory configured to store physical layer data, at least two protocol stacks, wherein the field device is configured to select at least one protocol stack based on the physical layer data stored in the memory of the human-machine interface.
Siemens Schweiz Ag


07/14/16
20160205224 

Remote monitoring and configuration of physical layer devices


In the subject system for remote monitoring and configuration, management of a remote physical layer device may be performed by receiving, at a local physical layer device, an incoming message of a first communication format from a controller device. The incoming message may include a request intended for the remote physical layer device that is communicatively coupled to the local physical layer device over a transmission line carrying a data channel and a supplemental channel.
Broadcom Corporation


07/14/16
20160204912 

Downlink signaling in a high efficiency wireless local area network (wlan)


A method for generating a physical layer (phy) data unit includes generating a first signal field to include multiple copies of first signal field content, wherein the first signal field content spans one sub-band of a plurality of sub-bands of the phy data unit, and wherein the multiple copies collectively span the plurality of sub-bands of the phy data unit; generating a second signal field to include multiple copies of second signal field content, wherein the second signal field content spans multiple ones of the plurality of sub-bands of the phy data unit, and wherein the multiple copies of the second signal field collectively span the plurality of sub-bands of the phy data unit; generating a preamble of the phy data unit to include at least the first signal field and the second signal field; generating the phy data unit to include at least the preamble.. .
Marvell World Trade Ltd.


07/14/16
20160203788 

System and multi-computer control


A system for a multi-computer control according to an exemplary embodiment may include: an integrated process server to receive, from one or more computer terminals, display information including video data and terminal identification information through a physical layer transceiver, multiplex and serialize the received display information, transmit the multiplexed and serialized display information to a user process terminal, and transmit a received user input signal to a corresponding computer terminal; and the user process terminal to mix the display information and the multi-control interface, display, on a display device, the execution screens of the activated computer terminals, and transmit the user input signal to the integrated process server along with corresponding terminal identification information, wherein the display information is received from the integrated process server, and the user input signal is received from an input device.. .
Electronics And Telecommunications Research Instit


07/07/16
20160198467 

Mobile station and radio base station


Achieved is “inter-node up aggregation”. A mobile station ue according to the invention includes a mac layer function for a radio base station menb and a mac layer function for a radio base station senb.
Ntt Docomo, Inc.


07/07/16
20160198417 

Methods and arrangements to coordinate communications in a wireless network


Logic may comprise hardware and/or code to coordinate communications of wireless communications devices to reduce power consumption by stations. Logic may coordinate communications in an access point.
Intel Corporation


07/07/16
20160198311 

Apparatus for transmitting broadcast signals, receiving broadcast signals, transmitting broadcast signals and receiving broadcast signals


The present invention provides a method of transmitting broadcast signals. The method includes, generating plural input streams, wherein each of the plural input streams include plural input packets; link layer processing the input packets in the plural input streams to generate link layer packets; physical layer processing the link layer packets in physical layer, to generate the broadcast signals; and transmitting the generated broadcast signals..
Lg Electronics Inc.


07/07/16
20160197856 

Port status synchronization method, related device, and system


A port status synchronization method, related device, and system, where a physical layer (phy) device or an external processor connected to the phy device determines whether a first service interface of the phy device changes, and when the first service interface changes, controls a second service interface of the phy device to restart auto-negotiation and sends, using the second service interface, an auto-negotiation advertisement packet to a first device connected to the second service interface in order to trigger the first device to synchronize, according to the auto-negotiation advertisement packet, a status of the second service interface and a status of the first service interface such that performing port status negotiation and synchronization between a link layer (media access control (mac)) device or the first device and the phy device using a service interface is achieved, without a need of disposing a management data input/output (mdio) interface.. .
Huawei Technologies Co., Ltd.


07/07/16
20160197743 

Data transmission method and apparatus


Embodiments of the present disclosure provide a data transmission method, which can meet a requirement for an ethernet network with diversified rate levels. The method includes: grouping media access control (mac) layer data into a plurality of mac layer data groups; allocating, according to a bandwidth required by a target mac layer data group and a reference bandwidth of a logical channel, at least one target logical channel to the target mac layer data group; encoding the target mac layer data group to generate target physical layer data, where the target logical channel corresponds to the target mac layer data group and the target physical layer data; and sending the target physical layer data and first indication information, where the first indication information is used to indicate a relationship between the target physical layer data and the target logical channel..
Huawei Technologies Co., Ltd.


06/30/16
20160192426 

Device-to-device discovery method in wireless communication system


Disclosed herein is a device-to-device discovery method in a wireless communication system. A device determines whether a first subframe for a physical layer uplink channel or signal and a second subframe for the discovery signal are the same.

06/30/16
20160192368 

Method and communication in a wireless lan system


A method for communicating in a wireless local area network, and a device therefore are discussed. The method according to one embodiment includes selecting, by a transmitting station, a transmission channel; and transmitting, by the transmitting station, a physical layer protocol data unit (ppdu) over the selected transmission channel to a receiving station.

06/30/16
20160192290 

Method of controlling power of physical layer device of base station in mobile communication system


A method of controlling power of a physical layer device of a base station in a mobile communication system which is applied to a fifth generation (5g), that is the next generation, mobile communication system and makes it possible to efficiently control the power of physical layer devices managing each beam spot, such as a radio frequency (rf) module and a modem, according to the number of pieces of user equipment (ue) or an amount of traffic processed by the beam spot. The method is applied to a mobile communication system including a plurality of media access control processing units (macs) corresponding to a plurality of modems on a one-to-one basis and the plurality of modems each connected with one or more rf modules covering beam spots dividing a base station cell..

06/30/16
20160192269 

Method and performing operation related to radio link failure in a heterogeneous network


The present disclosure relates to a terminal operation method related to radio link failure (rlf) in a heterogeneous network, the method comprising: measuring a quality of a serving cell using a reference signal (rs) received from a serving base station; checking whether consecutive out-of-sync indications are received a predetermined number on a physical layer channel; and running a timer related to the rlf when the consecutive out-of-sync indications are received the predetermined number on the physical layer channel, wherein the timer is scaled when a timer scaling condition is met.. .

06/30/16
20160192033 

Transmitter, transmission method, receiver, reception method, and computer program


Transmission of emergency alert information using a broadcasting service in an appropriate manner is achieved. A transmitter 200 (broadcasting station) inserts a wake-up signal as signaling of emergency alert information, describes information including a scale (category), type, occurrence time, and occurrence position of disaster, and version information as a message of emergency alert information, and transmits the message using a packet structure of a physical layer.

06/30/16
20160191585 

Link-aware streaming adaptation


Technology to provide link aware streaming adaptation is disclosed. In an example, a mobile device can include one or more processors configured to: process a manifest file for an http adaptive stream that is received at the mobile device from a node; determine a physical layer goodput of the mobile device with the node for the has; identify a segment throughput estimate for the has; and select a representation in the manifest file for a selected period based, on the physical layer goodput for the has and the segment throughput for the has..

06/30/16
20160191292 

Method for transmitting control information and the same


A method for transmitting data in a wireless local area network, and a device therefore are discussed. The method according to one embodiment includes generating, by a transmitter, a very high throughput (vht)-sig-a field; generating, by the transmitter, a vht-sig-b field by applying a single column vector; and transmitting, by the transmitter, a physical layer protocol data unit (ppdu) to a receiver, the ppdu including the vht-sig-a field and the vht-sig-b field.

06/30/16
20160191277 

Data processing method and apparatus


The present application discloses a data processing method and apparatus. The technical solutions of the present application include: coding received data; distributing the coded data to multiple pcs lanes; and performing self-synchronizing scramble separately for multiple data streams distributed to the multiple pcs lanes, where the multiple data streams are in a one-to-one correspondence with the multiple pcs lanes.

06/23/16
20160183154 

Communication units, integrated circuits and methods therefor


A wireless communication unit capable of moving between communication cells is described. The wireless communication unit comprises: a receiver arranged to receive a wireless signal; and a controller operably coupled to the receiver and comprising a layer 1 filtering module and a layer 3 filtering module.

06/23/16
20160182568 

Method and system for porting gateway functionality associated with a user from a first gateway to one or more other gateways


A broadband gateway, which enables communication with a plurality of devices, handles at least one physical layer connection to at least one corresponding network access service provider. The broadband gateway may operate as a home gateway to negotiate with one or more visited gateways, a common authorized service area or domain (asd) for providing services to the visited gateways.

06/23/16
20160182320 

Techniques to generate a graph model for cloud infrastructure elements


Examples may include techniques to generate a graph model for cloud infrastructure elements. Information regarding the cloud infrastructure elements may be obtained.

06/23/16
20160182257 

Data rate detection to simplify retimer logic


An apparatus is described herein. The apparatus comprises a physical layer (phy), wherein analog circuitry of the physical layer is to determine a data rate.

06/23/16
20160182190 

Broadcast-signal transmitter/receiver and transmitting/receiving broadcast signals


The broadcast-signal transmitter according to one embodiment of the present invention includes: an encoder for encoding physical layer pipe (plp) data, including a base layer and an enhancement layer of a broadcasting service, and signaling information through a siso, and/or mimo technique; a frame builder for generating a transmission frame, which includes a preamble having the encoded signaling information and the plp data and an ofdm generator for modulating and transmitting a broadcast signal including the transmission frame.. .

06/23/16
20160182147 

Protection against dual failures for resilient two layer networks


A method comprising identifying a physical ring in a physical layer of a network according to a logical ring in a logical layer of the network, wherein the logical ring is formed from a plurality of nodes interconnected by a plurality of logical links, and wherein the physical ring is formed from at least the plurality of nodes interconnected by a first plurality of physical links, computing a plurality of cross cord paths across the physical ring, and mapping the logical ring onto the physical layer to provide dual physical link failure survivability by determining primary paths and secondary paths for the plurality of logical links over the physical ring and the plurality of cross cord paths such that a secondary path of a first of the plurality of logical links is non-overlapping with a primary path of a second of the plurality of logical links.. .

06/23/16
20160182111 

Data transmission system and method jointly using a terrestrial link and a satellite link


A system for bidirectional data transmission in a telecommunication network comprises at least two distinct access networks to a mobile terminal, comprising at least one hybridation gateway that is configured to constitute an access point to each of the access networks, and to perform at least: control functions for all of the access networks, selection functions for the access network or networks selected for the data transmission, network layer functions, and data link layer functions, and wherein each of the access networks comprises at least one access gateway configured to perform at least physical layer functions.. .

06/23/16
20160182084 

Physical layer encoding and decoding method and apparatuses thereof


This application discloses a physical layer encoding and decoding method and apparatuses thereof, where the method includes: receiving an mii control block and a first 256-bit to-be-encoded block that are input; determining a control block in the first 256-bit to-be-encoded block, and compressing the determined control block; determining a physical layer encoding format, a value of a sync header, a hierarchy of a block type field, and a value of the block type field according to the mii control block; and obtaining an encoding result by means of mapping the compressed to-be-encoded block to data in a physical layer data format according to the determined physical layer encoding format, adding a sync header to the data, and adding, according to the hierarchy of the block type field, a block type field to space obtained by compression. This application may be used to meet a requirement of an rs-fec algorithm..

06/23/16
20160175962 

Systems and methods for adaptively controlling physical layers for weld cable communications


A welding system includes a welding power supply that provides a welding power for a welding application through the weld cable. Additionally, the welding system includes weld cable communications circuitry.

06/16/16
20160174290 

Method and simultaneously receiving on two carriers and performing discontinuous transmission and reception in dual cell high speed downlink packet access


A method and an apparatus for simultaneously receiving on two carriers and performing discontinuous transmission (dtx) and discontinuous reception (drx) in dual cell high speed downlink packet access (dc-hsdpa) are disclosed. A wireless transmit/receive unit (wtru) receives a message for activating drx for at least one of an anchor carrier and a supplementary carrier and applies the same drx pattern to the anchor carrier and the supplementary carrier upon reception of the message.
Interdigital Patent Holdings, Inc.


06/16/16
20160174260 

Method and system for carrier sense multiple access with collision avoidance (csma/ca) with directional transmission


Aspects of a method and system for carrier sense multiple access with collision avoidance (csma/ca) with directional transmission are presented. Aspects of the system may include a communicating device (dev), which transmits a portion of a pdu utilizing omnidirectionally transmitted signals and a subsequent portion of the pdu utilizing directionally transmitted signals.
Broadcom Corporation


06/16/16
20160174226 

Range extension within single user, multiple user, multiple access, and/or mimo wireless communications


Range extension within single user, multiple user, multiple access, and/or mimo wireless communications. A given communication device designed and implemented for operation in accordance with a given communication protocol, standard, and/or recommended practice operates in accordance with a down-clocked manner to effectuate operation in accordance with at least one other communication protocol, standard, and/or recommended practice.
Broadcom Corporation


06/16/16
20160174200 

Method and resource allocation for multiple user transmission in a high efficiency wireless lan


Methods and apparatus for resource allocation for multiple user transmission in a high efficiency wlan (hew) are described. An embodiment is a method for transmitting a physical layer protocol data unit (ppdu) by an access point (ap) to a plurality of stations (stas).
Newracom, Inc.


06/16/16
20160174143 

Femtocell discovery and association in cellular networks


Embodiments of a method and apparatus for discovery and association, by a mobile station, of a femto base station from a plurality of base stations. The mobile station may select a base station for consideration for association by decoding a physical layer identifier to determine that the base station is a macro base station and select a different base station based on other considerations.
Intel Corporation


06/16/16
20160173351 

Network adapter optical alert system


One embodiment provides a network adapter. The network adapter includes a network adapter controller, a medium access controller (mac) and a physical layer (phy) including at least one port.
Intel Corporation


06/16/16
20160173249 

Reference signal presence detecton based license assisted access and reference signal sequence design


A user equipment device comprises physical layer circuitry configured to transmit and receive radio frequency electrical signals with one or more nodes of a radio access network, including monitor at least one of a communication channel unlicensed to a long term evolution (lte) network (lte-u) or a communication channel of a licensed assisted access (laa) network and detect a reference signal (rs) of a subframe communicated using the at least one communication channel; and processing circuitry configured to measure a channel metric over at least a portion of the subframe that includes the rs, and process information included in the subframe according to an lte communication protocol when the measured channel metric satisfies a specified channel metric threshold value.. .

06/16/16
20160173217 

User apparatus, base station, interference reducing method and interference reducing control information notification method


A user apparatus in a radio communication system including a plurality of base stations, including: a reception unit configured to receive, from a connecting base station, control information to be used for reducing an interference signal sent from an interference base station for the user apparatus; and an interference reducing unit configured to reduce the interference signal by using the control information to obtain a desired signal sent from the connecting base station, wherein the reception unit receives a part of the control information as a part of downlink control information that is transmitted by a downlink physical layer signaling channel from the connecting base station, and receives the other part of the control information by rrc signaling.. .
Ntt Docomo, Inc.


06/16/16
20160170548 

Apparatus, communication of touch sensor information


Techniques and mechanisms to communicate touch sensor information via physical layer (phy) circuitry that provides a high speed, low voltage interface. In an embodiment, a source device and a sink device each include a respective differential phy (d-phy) and respective protocol logic to support a touch serial interface protocol.

06/09/16
20160165625 

Method for transmitting and receiving physical layer convergence procedure protocol data unit in wireless local area network system supporting power save mode operation and the same


A method of transmitting a data frame in a wireless local area network (wlan) is provided. The method includes transmitting, by an access point (ap), a scheduling information element including information on a time period for data frame transmission to a first station (sta) and a second sta, wherein the scheduling information element includes an offset field indicating a start time point of the time period and transmitting, by the ap, the data frame to the first sta and the second sta by using a multi user-multiple input multiple output (mu-mimo) transmission scheme after the start time point indicated by the offset field..
Lg Electronics Inc.


06/09/16
20160165613 

Method and device for detecting secondary synchronization signal in lte and lte advanced communication system


The detection and validation of secondary synchronization signal comprising generating a set of samples by performing dft operation on a time domain lte signal, wherein the signal comprising an lte frame divided into an even half and odd half frame, first and second set of hypotheses from even samples in even and odd half frame are generated and third and fourth set of hypotheses from odd samples in even and odd half frame are generated using first and second hypotheses. Even half frame is selected as start of boundary of the frame when location of the peak of first hypotheses is smaller than that of second hypotheses or location of the peak of fourth hypotheses is smaller than that of third hypotheses.
Lekha Wireless Solutions Pvt Ltd


06/09/16
20160165483 

Method for transmitting ppdu in wireless local area network and the same


A method and device for receiving a data block in a wireless communication system, the method performed by a receiver. The method includes: receiving a physical layer protocol data unit (ppdu) from a transmitter over an operating channel, the ppdu including a signal field, a very high throughput-signal-a (vht-sig-a) field, a very high throughput-signal-b (vht-sig-b) field and a padded data block, generating a first data block by removing zero or more physical padding bits from the padded data block in a physical layer; and generating a second data block by removing zero or more medium access control (mac) padding bits from the first data block in a mac layer..
Lg Electronics Inc.


06/09/16
20160165016 

Encoding parameters for a wireless communication system


In a method for generating a physical layer (phy) data unit for transmission via a communication channel, information bits to be included in the phy data unit are received. A number of padding bits are added to the information bits.
Marvell World Trade Ltd.


06/09/16
20160164646 

System and indicating channel assessment information


The embodiments provide a method implemented by a network device in a wireless local area network (wlan) to provide a deferred clear channel assessment (cca) from a physical layer to an upper layer within the network device. The deferred cca enables the upper layer to make a final decision on the state of a wireless medium.
Newracom, Inc.


06/09/16
20160164640 

Transmission method using parity packets, transmitter and repeater


Solution to problem: a transmitter 11 inserts error detection codes into information packets on one-to-one basis, at a certain layer at which signal processing is performed earlier than at a physical layer, to obtain first information packets. The transmitter 11 codes the first information packets at the physical layer to obtain second information packets, and transmits the second information packets.

06/09/16
20160164541 

Apparatus for transmitting and receiving a signal and transmitting and receiving a signal


A method is provided for receiving a signal. The method includes receiving a signal transmitted in a radio frequency (rf) band including at least one rf channel, demodulating the received signal, parsing a preamble of a signal frame including layer-1 information from the demodulated signal, deinterleaving bits of the layer-1 information, decoding the deinterleaved bits using an error correction decoding scheme including a shortening scheme and a puncturing scheme and obtaining physical layer pipes (plps) from the signal frame using the error-correction-decoded layer-1 information..
Lg Electronics Inc.


06/02/16
20160157153 

System and interference management in cellular networks


Notifying served user equipments (ues) of the presence or absence of cell-specific reference signal (crs) symbols transmitted by neighboring base stations in the physical downlink shared channel (pdsch) region of a subframe can be achieved through various of signaling techniques. The served ue may be notified by communicating a one or multi-bit indicator in a physical layer signaling channel of the serving cell, such as the physical downlink control channel (pdcch) of the subframe.
Futurewei Technologies, Inc.


06/02/16
20160157144 

Communication improvement after handover


The invention relates to handover of a mobile station from a source cell to a target cell in a wireless communication network. According to the invention communication improving data in relation to communication between the source cell and the mobile station is collected by a communication improving node prior to handover and communication improving physical layer data being at least based on said collected communication improving data is transferred to a device handling communication between the target cell and the mobile station.
Telefonaktiebolaget L M Ericsson (publ)


06/02/16
20160156750 

Physical layer frame format for wlan


A first communication device generates a physical layer (phy) preamble for a phy data unit that conforms to a first communication protocol. A first portion of the phy preamble is generated to include a first signal field having a length subfield that indicates a length of the phy data unit, a second signal field is generated, and the second signal field and a duplicate of the second signal field are included in the phy preamble.
Marvell World Trade Ltd.


06/02/16
20160156512 

Fast linkup arbitration


A data processing system comprising: first and second network ports each operable to support a network connection configured according to one or more of a predetermined set of physical layer protocols; and a processor configured to, on a network message being formed for transmission to a network endpoint accessible over either of the first and second network ports: estimate the total time required to, for each of the predetermined set of physical layer protocols, negotiate a respective network connection and transmit the entire network message over that respective network connection; select the physical layer protocol having the lowest estimate of the total time required to negotiate a respective network connection and transmit the network message over that respective network connection; and configure at least one of the first and second network ports to use the selected physical layer protocol.. .
Solarflare Communications, Inc.


06/02/16
20160156499 

Pilot sequence design for long range wlan


In a method for generating a physical layer (phy) data unit, pilot tone contribution sequence values for a first set of orthogonal frequency division multiplexing (ofdm) symbols and for a second set of ofdm symbols are determined using a pilot mapping function. The first set is to be included in a signal field of the data unit, and the second set is to be included in a data portion of the data unit.
Marvell World Trade Ltd.


06/02/16
20160156491 

Multi-mode indication in subfield in a signal field of a wireless local area network data unit


In a method for generating an orthogonal frequency division multiplexing (ofdm) physical layer (phy) data unit, a signal field of the data unit is generated. The signal field includes a first subfield to indicate a configuration used for transmission of the data unit and a second subfield to indicate information regarding one of a plurality of modes for the data unit.
Marvell World Trade Ltd.


06/02/16
20160156438 

Signal fields in a high efficiency wireless local area network (wlan) data unit


A first signal field to be included in a preamble of a physical layer (phy) data unit is generated. The first signal field includes formatting information for a second signal field to be included in the phy data unit.
Marvell World Trade Ltd.


05/26/16
20160150525 

Low latency physical layer design for contention-based uplink channels


Certain aspects relate to methods and apparatus for latency reduction for ues in a rrc connected mode. During contention-based uplink access by groups of ues within a subframe, an enb may decode the received uplink transmission based, at least in part, on the assigned group of resources assigned to the ue and used for transmission.
Qualcomm Incorporated


05/26/16
20160150514 

Transmission multi user in wireless local area network


Disclosed are multi-user transmission methods in a wireless local access network (wlan). An operation method performed in a first station may comprise generating a physical layer convergence procedure (plcp) protocol data unit (ppdu) including a legacy preamble, a high efficiency (he) preamble, and a payload; and transmitting the ppdu.
Newracom, Inc.


05/19/16
20160142898 

Discovery signal generation and reception


physical layer processing and procedures for device-to-device (d2d) discovery signal generation and transmission and scheduling of d2d discovery signals are described. Detection and measurement of a d2d discovery signal, d2d signal identity management, and monitoring by a wireless transmit/receive unit (wtru) of pdcch for d2d discovery scheduling is described, as is a wtru that may be configured with a d2d-specific transmission/reception opportunity pattern.
Interdigital Patent Holdings, Inc.


05/19/16
20160142292 

Systems and methods for software configurable air interface adaptation


A base station may update a softai profile to obtain an updated softai profile specifying a new air interface configuration that was unknown to the base station prior to updating the softai profile. The base station may receive softai configuration information from a network controller, and update the softai profile based on the softai configuration information.
Huawei Technologies Co., Ltd.


05/19/16
20160142232 

Enhancing modulation and coding scheme selection and medium access control (mac) protocol data unit aggregation using mac efficiency information


Methods, systems, and devices are described for wireless communications. More particularly, the described features relate to techniques for adjusting a modulation and coding scheme (mcs) to account for different airtime utilizations (available airtime actually utilized by a device for transmissions) resulting from different mcss.
Qualcomm Incorporated


05/19/16
20160142191 

Apparatus configured to report aperiodic channel state information ?for dual connectivity


Embodiments of a system and method for reporting channel state information (csi) in a wireless network are generally described herein. In some embodiments, an apparatus of a user equipment (ue) can include physical layer circuitry to receive, in a first subframe, a first aperiodic csi request from a first cell group, and a second aperiodic csi request from a second cell group.

05/19/16
20160139347 

Managed fiber connectivity systems


A communications connection system includes an sc fiber optic connector including a storage device having memory configured to store physical layer information. The storage device also includes at least one contact member that is electrically connected to the memory.
Commscope Technologies Llc


05/12/16
20160135080 

Transmit node detection by a receiver in a shared access lte environment


Presented herein are mechanisms to reduce collisions in deployments with wi-fi and shared access lte (sac-lte) equipment as well sac-lte equipment from multiple operators. The mechanisms enhance the baseline energy detection mechanism by incorporating methods to decode cross-technology physical layer elements and media access control (mac) layer elements in the wi-fi system to elements in the sac-lte system.
Cisco Technology, Inc.


05/12/16
20160134406 

Acknowledgment for multiple user communication in a wlan


A first communication device generates a multi-user (mu) physical layer (phy) data unit having independent data for multiple second communication devices. The first communication device also generates respective control frames to prompt second communication devices to transmit an orthogonal frequency division multiple access (ofdma) phy data unit to acknowledge that the second communication devices received the mu phy data unit.
Marvell World Trade Ltd.


05/12/16
20160131858 

Managed fiber connectivity systems


A communications connection system includes a fiber optic connector including a storage device having memory configured to store physical layer information. The storage device also includes at least one contact member that is electrically connected to the memory.
Tyco Electronics Services Gmbh


05/05/16
20160128084 

Methods for efficient operation of lte cells on unlicensed spectrum


A method for efficient data transmission in a wireless communication system includes dynamically configuring at least one period cycle (p-cycle) pattern comprising a period-on (p-on) duration and a period-off (p-off) duration that are adjusted in accordance with a number of transmissions from user equipments (ues) operating in a shared band spectrum, wherein the number of transmissions comprises a number of successful transmissions or a number of unsuccessful transmissions received from the ues. The method further includes transmitting the p-cycle pattern including the p-on duration and the p-off duration to the ues using a downlink channel over the shared spectrum band, wherein the downlink channel comprises a higher layer signal or a physical layer signal..
Samsung Electronics Co., Ltd.


05/05/16
20160128048 

Control channel on plcp service data unit (psdu) tones


Certain aspects of the present disclosure provide methods and apparatus for communicating control information in a physical layer convergence protocol (plcp) service data unit (psdu) on one or more tones of the psdu that are not used for transmitting data (or pilot signals). One example method for wireless communications generally includes generating a packet comprising a psdu having control information conveyed in one or more tones of the psdu that are not used for transmitting data, processing the packet to generate a signal, and transmitting the signal..
Qualcomm Incorporated


05/05/16
20160128047 

Sub-frame configuration instruction method and system in d2d communication


Disclosed are a method and system for indicating sub-frame configuration in d2d communication. The method includes that a configured d2d transmitting sub-frame and/or d2d receiving sub-frame and/or d2d special sub-frame are indicated through high layer signalling and/or physical layer signalling, wherein the d2d transmitting sub-frame is for carrying and transmitting d2d communication data, the d2d receiving sub-frame is for receiving d2d communication data and the d2d special sub-frame is for carrying, transmitting and receiving d2d communication data; and the d2d transmitting sub-frame, receiving sub-frame and special sub-frame are system uplink sub-frames..
Zte Corporation


05/05/16
20160127979 

Grouping of user terminal cell access information in a system information block


Disclosed is a method for generating and transmitting system information in a mobile radio cell. In said method, system information is grouped into several information frames, information required for a mobile user device in order to verify if said mobile user device has access to the mobile radio cell being grouped into a single information frame, and the information frames are fed to the data securing layer by the network layer and are transmitted by means of the physical layer..
Intel Mobile Communications Gmbh


05/05/16
20160127076 

Method for reporting channel information based on link adaptation in wireless local area network and the the same


A method and a device for reporting a modulation and coding scheme (mcs) feedback in a wireless local area network are provided. A responding station receives, from a requesting station, a requesting physical layer protocol data unit (ppdu) for requesting a mcs feedback via a plurality of spatial streams.
Lg Electronics Inc.


05/05/16
20160124887 

Physical layer network interface module (phy-nim) adaptation system


A physical layer network interface module (phy-nim) adaptation system provides a phy-nim device and an attachable media access control (mac) device. The phy-nim device interconnects with the attachable mac device and the attachable mac device interconnects to a network appliance where the network appliance does not have at least one of an internal network switch and a mac device in a southbridge input/output (i/o) interface chip of the network appliance.
International Business Machines Corporation


04/28/16
20160119933 

Null data packet frame structure for wireless communication


Null data packet (ndp) frames for wireless communications are described herein. In one example, a method for wireless communication includes generating an ndp frame comprising a physical layer preamble having a legacy preamble portion and a non-legacy portion.
Qualcomm Incorporated


04/28/16
20160119815 

Frame padding for wireless communications


Systems and techniques relating to wireless communications are described. A described technique includes generating a physical frame, the physical frame including (i) spatially steered length fields and (ii) spatially steered frames that respectively include aggregated medium access control data units (a-mpdus) that encapsulate data, the steered length fields respectively indicating lengths of the a-mpdus in number of four-octet units.
Marvell World Trade Ltd.


04/28/16
20160119811 

A-mpdu in the legacy physical layer


A method, an apparatus, and a computer-readable medium for wireless communication are provided. In one aspect, an apparatus is configured generate a frame that includes a preamble decodable by a first device type and by a second device type and a plurality of data units.
Qualcomm Incorporated




Physical Layer topics: Physical Layer, Base Station, Transmitting And Receiving, Internet Protocol, Hop Network, Error Rate, Allocation, Distributed, Communications, Machine Learning, Cognitive Radio, Network Device, User Interface, Encapsulation, Synchronous

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