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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
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 patent thumbnailMethod 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 patent thumbnailMethod 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 patent thumbnailRange 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 patent thumbnailMethod 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 patent thumbnailFemtocell 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 patent thumbnailNetwork 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 patent thumbnailReference 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 patent thumbnailUser 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 patent thumbnailApparatus, 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 patent thumbnailMethod 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


04/21/16
20160113016 

Preamble and header bit allocation for power savings within multiple user, multiple access, and/or mimo wireless communications


Preamble and header bit allocation for power savings within multiple user, multiple access, and/or mimo wireless communications. Within a multi-user packet, information (e.g., partial address information) related to a recipient group of wireless communication devices (e.g., as few as one wireless communication device or any subset of a number of wireless communication devices, sometimes including all of the wireless communication devices) is emplaced within a phy (e.g., physical layer) header of such a multi-user packet to be communicated within a multi-user (mu) environment.

04/21/16
20160113009 

Bandwidth determination for multiple user transmission in a high efficiency wireless lan


The present disclosure relates to a method and apparatus for determining a bandwidth for multi-user (mu) transmission in a high efficiency wlan (hew). According to one aspect of the present disclosure, a method for transmitting by a station (sta) to an access point (ap) an uplink physical layer protocol data unit (ppdu) frame in a wlan may be provided.

04/21/16
20160112777 

Advanced fiber node


Circuitry of a hybrid fiber-coaxial network may comprise a first transceiver configured to connect the circuitry to an optical link, a second transceiver configured to connect the circuitry to an electrical link, a first processing path, a second processing path, and a switching circuit. In a first configuration, the switching circuit may couple the first transceiver to the second transceiver via the first processing path.

04/21/16
20160112233 

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


A method for transmitting and receiving a signal and an apparatus for transmitting and receiving a signal are disclosed. The method for receiving the signal includes receiving (s210) the signal in a first frequency band, identifying (s220) a first pilot signal including, a cyclic prefix obtained by frequency-shifting a first portion of an useful portion of the first pilot signal and a cyclic suffix obtained by frequency-shifting a second portion of the useful portion of the first pilot signal from the received signal, demodulating (s220) a signal frame including a physical layer pipe (plp) to which a service stream is converted, by an orthogonal frequency division multiplexing (ofdm) scheme, using information set in the first pilot signal, parsing (s230) the signal frame and obtaining the plp and obtaining (s240) the service stream from the plp..

04/21/16
20160112228 

Method and transmitting plcp frame in wireless local area network system


A method of transmitting a physical layer convergence procedure (plcp) frame in a very high throughput (vht) wireless local area network (wlan) system includes generating a mac protocol data unit (mpdu) to be transmitted to a destination station (sta), generating a plcp protocol data unit (ppdu) by adding a plcp header, including an l-sig field containing control information for a legacy sta and a vht-sig field containing control information for a vht sta, to the mpdu, and transmitting the ppdu to the destination sta. A constellation applied to some of orthogonal frequency division multiplex (ofdm) symbols of the vht-sig field is obtained by rotating a constellation applied to an ofdm symbol of the l-sig field..

04/21/16
20160112110 

Coexistent channel access method


A method is provided for transmitting a multiple input multiple output (mimo) packet in a wireless local area network. A physical layer convergence procedure (plcp) protocol data unit (ppdu) is generated including at least one training field, a very high throughput (vht)-signal field and a plurality of data streams.

04/14/16
20160105860 

Channel structure for a cellular internet of things system


Methods, systems, and devices are described for wireless communication at a user equipment (ue). A ue may synchronize with a cell using a waveform known to the ue beforehand, and common to a group of cells.

04/14/16
20160105844 

Radio communication apparatus, processor, and communication control method


A radio communication apparatus according to a first aspect is an apparatus for supporting cellular communication and wireless lan communication. A protocol stack for the cellular communication includes: a cellular lower layer including a physical layer and a mac layer; and a cellular upper layer higher than the mac layer.

04/14/16
20160105535 

Systems and methods for signal classification


This disclosure describes systems, and methods related to signal classification in a wireless communication network. A first computing device comprising one or more processors and one or more transceiver component may receive a signal transmission packet comprising a physical layer (phy) preamble.

04/14/16
20160105368 

Apparatus and time aware transfer of frames in a medium access control module


A medium access control module including queues and gate, shaping and selector modules. The queues or the gate modules receive frames and timestamps from a memory.

04/14/16
20160105260 

Short packet for use in beamforming


A method for generating a beamforming training (bft) unit includes generating a physical layer (phy) preamble of the bft unit and generating a first encoding block and a second encoding block using phy data and mac data, including at least one of i) using a number of padding bits in a phy layer of the bft unit such that the bft unit consists of the phy preamble, the first encoding block, and the second encoding block, and ii) generating a mac protocol data unit (mpdu) having a length such that the bft unit consists of the phy preamble, the first encoding block, and the second encoding block.. .

04/07/16
20160100433 

Physical layer procedures for lte in unlicensed spectrum


The disclosure provides for control plane measurements in a wireless device. The wireless device may perform, on signals received over an unlicensed spectrum across multiple sub-frames, radio resource management (rrm) measurements of a cell.
Qualcomm Incorporated


04/07/16
20160100396 

Beamformed transmission in high efficiency wireless lan


The present invention relates to a method and apparatus for beamformed transmission in a wireless local area network. According to one aspect of the present invention, a method for transmitting a physical layer protocol data unit (ppdu) frame to a plurality of stations (stas) by an access point (ap) in a wireless local area network may be provided.
Newracom, Inc.


04/07/16
20160100390 

Device and handling parameter configurations


A network for handling parameter configurations comprises a processing means to execute instructions. The instructions comprise determining a subset of parameter configurations; transmitting information of the subset of parameter configurations to a communication device via a higher layer signaling; selecting at least one parameter configuration from the subset of parameter configurations, wherein the at least one parameter configuration corresponds to at least one communication device, respectively; transmitting information of the at least one parameter configuration to the communication device via a physical layer signaling; transmitting a signal to the communication device via a resource according to a transmission scheme and a parameter configuration of the communication device; and transmitting at least one signal to the at least one communication device via the resource according to the transmission scheme and the at least one parameter configuration..
Acer Incorporated


04/07/16
20160100328 

Method and apparatus of link adaptation in a wireless local area network system


A method of transmitting information on a modulation and coding scheme (mcs) in a wireless local area network system is provided. A responding station receives a physical layer protocol data unit (ppdu) from a requesting station, configures a mcs feedback (mfb) based on the ppdu, and transmits feedback information to the requesting station.
Lg Electronics Inc.


04/07/16
20160099838 

Method and system for utilizing a broadband gateway for peer to peer communications


A broadband gateway may be used to provide peer-to-peer communications with other broadband gateways. One or more peer-to-peer connections may be configured with each of the other broadband gateway, for use in peer-to-peer communications, which may be utilized to communicate shared content among the broadband gateways.
Broadcom Corporation


03/31/16
20160095098 

Method and transmitting a frame in a wireless ran system


A method of transmitting data in a wireless local area network; and a device therefore are discussed. The method according to one embodiment includes generating, by a transmitting station, a physical layer convergence procedure (plcp) protocol data unit (ppdu), the ppdu including a signal field and a data field; and transmitting, by the transmitting station, the ppdu to the receiving station.
Lg Electronics Inc.


03/31/16
20160094687 

Method and processing signaling data between layers in ip-based digital broadcasting system


A method for processing signaling data included in at least one protocol layer in an internet protocol (ip)-based digital broadcast transmitter, according to an embodiment of the present invention, comprises the steps of: copying signaling data included in a packet of a layer (n+m) according to a protocol of the layer (n+m); inserting the copied signaling data, a length field for identifying the length of the copied signaling data, and a signaling indicator indicative of the existence of the copied signaling data into the end of a payload of the packet of the layer (n+m), thereby generating the packet of the layer (n+m); generating a packet of a layer (n+l) including a header of the layer (n+l) and the packet of the layer (n+m) according to a protocol of the layer (n+l); generating a packet of a layer (n) including a header of the layer (n) and the packet of the layer (n+l) according to a protocol of the layer (n), wherein the header of the layer (n) includes an indicator field for identifying that the signaling indicator is included in the packet of the layer (n); and processing the packet of the layer (n) according to a protocol of a physical layer, thereby generating a broadcast signal.. .
Lg Electronics Inc.


03/31/16
20160094605 

Optimizing synchronization of audio and network tasks in voice over packet switched networks


A user equipment device (ue) comprises physical layer circuitry configured to transmit and receive radio frequency electrical signals with one or more nodes of a radio access network, an audio subsystem configured to generate frames of audio data, and processing circuitry. The processing circuitry is configured to calculate a time delay from generation of an audio data frame by the audio subsystem of the ue device to transmission of an audio data packet by the physical layer circuitry during a voice call, and decrease the time delay to a delay value that preserves a specified minimum time for delivery of the generated audio data frame to the physical layer circuitry to meet a scheduled transmission time of the audio data packet..
Intel Corporation


03/31/16
20160094369 

Unidirectional relay device


A unidirectional relay device includes a first port that receives communication data from one network, a first physical layer circuit that performs a protocol process of a physical layer, a first mac layer circuit that performs a protocol process of a mac layer, a second mac layer circuit that is connected to the first mac layer circuit through a signal line to perform a protocol process of a mac layer, a second physical layer circuit that performs a protocol process of a physical layer, and a second port that transmits communication data to the other network. The signal line is a signal line that transmits data unidirectionally to the second mac layer circuit from the first mac layer circuit, and a signal line for transmitting data from the second mac layer circuit to the first mac layer circuit is opened or is connected to a ground..
Hitachi, Ltd.


03/31/16
20160094325 

Data transmission method and apparatus


A data transmission method and apparatus are provided, which includes: determining, by a transmitting device, a long training sequence set; determining at least one receiving device set, where the receiving device set includes at least one receiving device in a communications system; determining a first mapping relationship, where the first mapping relationship is a mapping relationship between the at least one receiving device set and at least one set-use long training sequence in the long training sequence set; determining, according to a target receiving device set and the first mapping relationship, a target set-use long training sequence corresponding to the target receiving device set, and performing encapsulation processing on first data to generate a first data packet, where a long training sequence field in a physical layer of the first data packet carries a first long training sequence symbol.. .
Huawei Technologies Co., Ltd.


03/31/16
20160094311 

Ethernet data processing method, physical layer chip and ethernet equipment


Embodiments of the present invention disclose an ethernet data processing method, an ethernet physical layer chip, and ethernet equipment. Applicable to data processing at a transmit end, the method includes: performing line coding on data from a media access control layer, so as to obtain serial data code blocks; performing forward error correction fec coding on the serial data code blocks, so as to obtain fec frames, which specifically includes: inserting y check bits every x consecutive data bits, where the y check bits are generated when fec coding is performed on the x consecutive data bits; and distributing, at a distribution granularity of a bits, the fec frames successively to n virtual channels, where a and n are both positive integers, and a is less than a quantity of bits included in one fec frame..
Huawei Technologies Co., Ltd.


03/24/16
20160088642 

Licensed-assisted access (laa) using long term evolution (lte) protocols


The disclosure is directed systems and methods for providing robust coexistence for laa-lte, including physical layer enhancements and options to support robust coexistence for laa-lte, and deployment and evaluation scenarios and methods.. .
Broadcom Corporation


03/24/16
20160088530 

Mobile communication system


Implementation of “rrc diversity” in a handover procedure between cells under different radio base stations (enb), while considering conditions in a physical layer, is disclosed. In a mobile communication system including a radio base station (enb #1) managing a cell (#1) and a radio base station (enb #10) managing a cell (#10), the radio base station (enb #1) and the radio base station (enb #10) are configured to transmit “ho command” to a mobile station (ue) connected to the cell (#1), respectively, when a handover to the radio base station (enb #10) is performed.
Ntt Docomo, Inc.


03/24/16
20160088374 

Physical layer management for an active optical module


Embodiments described herein are directed to a cable assembly including at least a first optical fiber extending from a first end to a second end and an active optical module (aom) attached to the first end of the first optical fiber and including a first storage device that is electrically connected to the electrical connector. The cable assembly also includes a passive optical connector terminating the second end of the first optical fiber and including a second storage device.
Adc Telecommunications, Inc.


03/17/16
20160081010 

Method for sensing channel dynamically in wireless lan system and apparatus therefor


The present invention relates to a wireless communications system, and more particularly to a method for sensing a channel dynamically in a wireless lan system and an apparatus therefor. A method for performing cca (clear channel assessment) by a station (sta) in a wireless lan system according to an embodiment of the present invention includes the steps of: receiving by a physical layer (phy) of the sta a request primitive including a parameter indicating a cca level type from an upper layer, and determining whether a signal equal to or greater than a prescribed cca threshold is sensed based on the value of the parameter.
Lg Electronics Inc.


03/17/16
20160080460 

Video streaming diagnostics


A video stream dsl analyzer receives at least non-physical layer management data and physical layer management data and in response generates metric information. The generated metric information is used to characterize the performance of the video stream information and diagnose any problems if necessary.
Adaptive Spectrum And Alignment Inc.


03/17/16
20160080105 

Optical network unit self-calibration in multi-wavelength passive optical network


A method and an apparatus for self-calibration of an onu receiver in a multi-wavelength pon system, said method including the initial physical layer scan of the receiver tuning range, distributed estimation of the down-stream wavelength channel drift with respect to the nominal standard-based wavelengths, and reporting the estimated downstream wavelength channel drift in the downstream channel_map message.. .
Zte (usa) Inc.


03/17/16
20160077994 

Interface circuit


According to one embodiment, a first module is responsible for protocol control in compliance with a first interface standard. A second module is provided separately from the first module and is responsible for protocol control in compliance with a second interface standard.
Kabushiki Kaisha Toshiba


03/17/16
20160077797 

Apparatus and adjusting a rate at which data is transferred from a media access controller to a memory in a physical-layer circuit


A physical-layer circuit including a memory, a physical-layer device and a control circuit. The memory receives data from a media access controller (mac) at a first rate.
Marvell World Trade Ltd.


03/10/16
20160073410 

Method and controlling carrier selection in wireless communications systems


A mobile communications system including: at least one base station configured to communicate data to/from different terminal devices via respective of plural logically separate carriers of a wireless access interface; first and second terminal devices operable to camp-on to first and second carriers of plural carriers and to subsequently communicate data with the at least one base station via the first and second carriers. The first and second carriers support compatible synchronisation signalling such that the first and second terminal devices both can synchronise with the first and second carriers to begin a camp-on procedure.
Sca Ipla Holdings Inc.


03/10/16
20160073361 

Method for configured maximum output power reporting and user equipment


A user equipment, includes: processing circuitry configured to: judge whether for the current subframe the user equipment has non-adaptive retransmission of uplink data on an activated serving cell configured with an uplink carrier; obtaining, from a physical layer, a configured maximum output power corresponding to the activated serving cell having non-adaptive retransmission of uplink data; and a transmitter to report the configured maximum output power from the physical layer to a base station when, for a current subframe, the user equipment has uplink resources allocated for new transmission for the activated serving cell and the allocated uplink resources may accommodate the power headroom report.. .
Fujitsu Limited


03/10/16
20160072892 

A semantics-based architectural model of the internet of things


The present invention relates to the field of architecture of internet of things, specifically to a semantics-based architectural model of internet of things. The present invention puts forward the architecture of the internet of things based on the study of semantic web, sensor network, sensor web, wherein the architecture is divided into 7 layers: physical layer, perception layer, gateway layer, data layer, semantic layer, service layer and application layer.
Shenyang Institute Of Automation Of The Chinese Academy Of Sciences


03/10/16
20160072735 

Low voltage feedforward current assist ethernet line driver


Described examples include ethernet physical layer (phy) interface integrated circuits with transmit interface circuitry for transmitting data to an ethernet network through a magnetic interface, which includes a voltage mode first amplifier with an output that generates a first voltage signal from a supply voltage according to a data input signal. The transmit interface circuit also includes a feedforward second amplifier circuit with an output stage that operates in a first mode to generate a current signal from the supply voltage according to the first voltage signal and to provide the current signal to the first amplifier output to boost a peak voltage at the output above the supply voltage to facilitate support for higher peak signal voltage swings for 10base-t applications while using 2.5 volt or other low voltage supply levels..
Texas Instruments Incorporated


03/10/16
20160070671 

Communicating a message request transaction to a logical device


A general input/output communication port implements a communication stack that includes a physical layer, a data link layer and a transaction layer. The transaction layer includes assembling a packet header for a message request transaction to one or more logical devices.

03/03/16
20160066338 

Operation station in wireless local area network


An operation method of a station in a wireless local area network (wlan) is disclosed. An operation method of a first station comprises generating a high efficiency (he) preamble including scheduling information of a plurality of reception stations; and generating a physical layer convergence procedure (plcp) protocol data unit (ppdu) including a legacy preamble, the he preamble, and a payload having data units to be transmitted to the plurality of reception stations.
Newracom, Inc.


03/03/16
20160066324 

Wireless communication via combined channel training and physical layer header signaling


Embodiments herein relate to wireless communication using combined channel training and physical layer header (sig) signaling. Devices that comply with the 802.11 ax or high efficiency wlan (hew) standard may generate and transmit packets that include such combined information.

03/03/16
20160066288 

Signaling of enhanced power control for eimta interference mitigation


Methods, systems, and-devices are described for interference mitigation in a time-division duplex(tdd)wireless communication system. First and second subframe types may be identified for tdd subframes to be transmitted using the system.
Qualcomm Incorporated


03/03/16
20160066073 

Optical network device with integrated port mirroring


Techniques are described for obtaining, by an optical network device (ond) coupled to an optical network, physical layer data of the optical network; generating, by the ond, an encapsulated representation of the physical layer data of the optical network; and outputting the encapsulated representation of the physical layer data to a diagnostic device.. .
Calix, Inc.


03/03/16
20160065466 

Systems and methods for signaling multi-destination aggregated multi-user media access control protocol data units in a wireless network


Systems, methods, and apparatuses for aggregating multi-user media access control protocol data units (mpdu) in a wireless network are provided. One aspect of this disclosure provides a method of wireless communication.
Qualcomm Incorporated


03/03/16
20160062323 

Physical layer diagnostics in a fieldbus device


A fieldbus device within a fieldbus network segment comprises a functional layer and includes an integral physical layer diagnostic (phld) element for measuring an electrical parameter of the fieldbus network segment. Placing the phld element within the fieldbus device itself provides for greater accuracy in monitoring electrical characteristics of the segment..
Relcom, Inc.


02/25/16
20160057744 

Method and device for communication


The present disclosure discloses a method and a device for communication. The method includes: determining, by the user equipment, a specific uplink-downlink sub-frame configuration when the uplink-downlink sub-frame configuration information is not received by the user equipment during the period; and communicating with a network side equipment by the user equipment during the period based on the specific uplink-downlink sub-frame configuration.
China Academy Of Telecommunications Technology


02/25/16
20160057657 

Physical layer protocol data unit format including padding in a high efficiency wireless lan


The present invention relates to a physical layer protocol data unit (ppdu) format including a padding. According to one aspect of the present invention, a method for transmitting data to a plurality of stations on a transmission channel by an access point in a wlan may be provided.
Newracom, Inc.


02/25/16
20160057022 

Access network management


Currently, under bitstream access, communications providers are only given limited control over the services they offer. In order to prevent customers being accidently or maliciously reconfigured by a competitor, each communications provider's circuit is isolated from the other communications providers, and dynamic line management profile choice is maintained by the network operator.
British Telecommunications Public Limited Company


02/25/16
20160056991 

Method and generating a phy data unit


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 encoded using a forward error correction (fec) encoder. Also, the information bits are encoded according to a block coding scheme, where m copies of each bit are included in the information bits, and one or more bits in the m copies of each bit are flipped.
Marvell World Trade Ltd.


02/25/16
20160056986 

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


An apparatus includes an encoder to encode service data corresponding to each of a plurality of physical layer pipes, an encoder to encode signaling data by performing ldpc (low density parity check) encoding the signaling data by adding parity bits, block interleaving the ldpc encoded signaling data, and demultiplexing the block interleaved signaling data using shifting method. The shifting method is performed based on the modulation order and indices of bits.
Lg Electronics Inc.


02/25/16
20160056969 

Method and system for a high capacity cable network


A cable modem termination system (cmts) may communicate with a plurality of cable modems using a plurality of orthogonal frequency division multiplexed (ofdm) subcarriers. The cmts may determine a performance metric of each of the cable modems.
Maxlinear, Inc.


02/25/16
20160056943 

Wireless device, method, and computer-readable media for transmitting and receiving high-efficiency signal fields


Wireless devices, methods, and computer-readable media for transmitting and receiving high-efficiency signal fields. An access point (ap) may include circuitry configured to determine a high-efficiency signal (he-sig) field for each of a plurality of sub-channels, wherein each he-sig field includes a common part and a sub-channel specific part.

02/25/16
20160056930 

Physical layer protocol data unit format applied with space time block coding in a high efficiency wireless lan


The present invention relates to a method and apparatus for transmitting and receiving signals using a physical layer protocol data unit (ppdu) format to which space-time block coding (stbc) is applied in a wireless local area network (wlan). According to one aspect of the present invention, a method for transmitting data to a plurality of stations (stas) on a transmission channel by an access point (ap) in a wlan may be provided.
Newracom, Inc.


02/25/16
20160056928 

Method of performing link adaptation procedure


A method of performing link adaptation in a wireless local area network system by a mobile station the mobile station receives a first physical layer protocol data unit (ppdu) transmitted by an access point (ap) via multi-user multiple input/multiple output (mu mimo) transmission to a plurality of mobile stations. The first ppdu includes a first feedback sequence identifier that includes a value identifying the plurality of mobile stations.
Lg Electronics Inc.


02/25/16
20160056923 

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, formatting, by an input formatting block, input streams into plural plps (physical layer pipes); encoding, by an encoder, data in the plural plps; processing, by a framing and interleaving block, the encoded data in the plural plps to output at least one signal frame; and waveform modulating, by a waveform generation block, 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.


02/25/16
20160056922 

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, formatting, by an input formatting block, input streams into plural plps (physical layer pipes); encoding, by an encoder, data in the plural plps; processing, by a framing and interleaving block, the encoded data in the plural plps to output at least one signal frame; and waveform modulating, by a waveform generation block, 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.


02/25/16
20160056598 

Managed electrical connectivity systems


A receptacle block defines at least one socket at which a plug connector may be received. First contact members extend into each socket to receive a primary signal from a plug connector.
Adc Telecommunications, Inc.


02/25/16
20160054528 

Managed connectivity in fiber optic systems and methods thereof


A fiber optic connector arrangement includes a printed circuit board coupled to a connector housing. The printed circuit board includes a memory storage device that is configured to store physical layer information pertaining to the fiber optic connector arrangement.
Commscope Technologies Llc


02/18/16
20160050589 

Ambient network sensing and handoff for device optimization in heterogeneous networks


Computer implemented methods, systems, and computer readable media provided herein may collect contextual information including parameter from a physical layer and a parameter from at least one other osi layer. A handoff may be initiated based on the physical layer parameter and the at least one other osi layer parameter..
Samsung Electronics Co., Ltd.


02/18/16
20160050077 

Method for performing evolved multimedia broadcast and multicast service (embms) counting in wireless systems


A method for performing evolved multimedia broadcast and multicast service (embms) counting efficiently in wireless systems is provided. The method includes receiving by a radio link control (rlc) layer of a user equipment (ue), a multicast control channel (mcch) packet containing an mbms counting request from a network.
Samsung Electronics Co., Ltd.




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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