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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
02/04/16
20160037500 
 Method and  controlling transmission rate of physical layer patent thumbnailnew patent Method and controlling transmission rate of physical layer
Method and apparatus for controlling a physical layer protocol data unit (ppdu) transmission rate of a physical layer in a first terminal are provided. The method includes: obtaining a media access control protocol data unit (mpdu) retransmission frequency of the first terminal in a first period, where the first terminal is a station or an access point in a wireless network; if the mpdu retransmission frequency is less than a frequency threshold, promoting the ppdu transmission rate in a second period; and else, suppressing the ppdu transmission rate in the second period, where the second period is following and adjacent to the first period along a time axis.
Spreadtrum Communications (shanghai) Co., Ltd.


02/04/16
20160037192 
 Transport stream packet header compression patent thumbnailnew patent Transport stream packet header compression
A demultiplexer 630 routes only one or more transport stream packets with a single packet identifier value to each physical layer pipe. A header compression unit 620 replaces the packet identifier of the transport stream packet with a short packet identifier of one bit length indicating at least whether the transport stream packet is a null packet..
Panasonic Intellectual Property Management Co., Ltd.


02/04/16
20160034025 
 Physical layer for peripheral interconnect with reduced power and area patent thumbnailnew patent Physical layer for peripheral interconnect with reduced power and area
An integrated circuit (ic) implements an industry standard-defined peripheral interconnect to connect to another integrated circuit or component in a system. The industry standard specification includes a software interface that is well-defined and implemented by various software in the system, and thus is desirable to retain.
Apple Inc.


01/28/16
20160029345 
 Concurrent data communication and voice call monitoring using dual sim patent thumbnailConcurrent data communication and voice call monitoring using dual sim
Performing concurrent data communication and voice call monitoring using a single cellular radio. According to some embodiments, the ue may perform data communication, via the radio, using a first rat, supported by a first sim.
Apple Inc.


01/28/16
20160029314 
 Methods and  power saving in discontinuous reception-adaptive neighbor cell search duration patent thumbnailMethods and power saving in discontinuous reception-adaptive neighbor cell search duration
Methods and apparatus for adaptively adjusting temporal parameters (e.g., neighbor cell search durations). In one embodiment, neighbor cell search durations during discontinuous reception are based on a physical channel metric indicating signal strength and quality (e.g.
Apple Inc.


01/28/16
20160029267 
 Physical-layer-based handover method, apparatus and system patent thumbnailPhysical-layer-based handover method, apparatus and system
The embodiments of the present invention provide a physical-layer-based handover method. The method includes: generating handover signaling, where the handover signaling carries a signaling type identifier and a destination identifier that are used for handover, and the handover signaling is an hs-scch order or specific hs-scch signaling; and sending the handover signaling to a physical layer of a mobile terminal, so that the mobile terminal executes handover according to the handover signaling to be handed over to a small cell indicated by the destination identifier.
Huawei Technologies Co., Ltd.


01/28/16
20160029222 
 Simultaneous volte and 2g/3g/lte data in dual sim configuration patent thumbnailSimultaneous volte and 2g/3g/lte data in dual sim configuration
A user equipment (ue) device may perform uplink (ul) data communication using a first radio access technology (rat) while performing an ul voice call communication using a second rat. The ul data communication may be supported by a first subscriber identity module (sim) and the ul packet switched voice call communication may be supported by a second sim.
Apple Inc.


01/28/16
20160028837 
 Enabling mobile applications to acquire a mac address for obtaining location information patent thumbnailEnabling mobile applications to acquire a mac address for obtaining location information
Techniques are presented to enable a network element in a network to receive a request from an application on a device, the request being encapsulated in a packet that includes a header that contains a physical layer identifier of the device to which the application does not have access. The physical layer identifier at the network element may be obtained.
Cisco Technology, Inc.


01/28/16
20160028573 
 Techniques for encoding plcp headers patent thumbnailTechniques for encoding plcp headers
A method and apparatus for encoding a block-based communication system header. A physical layer header and a medium access control header of the block-based communication system header are encoded to generate parity bits, wherein the phy layer header includes at least cyclic prefix mode bits.
Koninklijke Philips N.v.


01/21/16
20160021601 
 Method for transferring information between base station and terminal, base station, terminal, and system patent thumbnailMethod for transferring information between base station and terminal, base station, terminal, and system
Embodiments of the present invention relate to the field of communications technologies, and disclose a method for transferring information between a base station and a terminal, a base station, a terminal, and a system, which diversify manners for transferring information between a base station and a terminal. The method includes: receiving a broadcast channel, where the broadcast channel is not only used for transferring basic physical layer configuration information of a cell, but also used for transferring first specific content agreed between the terminal and the base station, and the first specific content is used for transferring configuration information required by the terminal to access a network; and parsing out the first specific content from the broadcast channel.
Huawei Technologies Co., Ltd.


01/21/16
20160021593 

Network-assisted lte channel acquisition


In one embodiment, the present disclosure provides an irp manager configured to query at least one enb to determine physical layer cell identification and/or lte band information associated with one or more cell coverage areas associated with the at least one enb and determine an optimal physical layer cell identification and lte band for at least one cell associated with the at least one enb. The optimal physical layer cell identification and/or lte band may be based on, for example, network topology statistics (e.g., current cell coverage area, etc.), traffic load, etc.
Intel Ip Corporation


01/21/16
20160021591 

Data transmission method, communications device, and communications system


Embodiments of the present invention provide a data transmission method where a communication node to which a target cell belongs acquires first information, where the first information includes configuration information of a first user plane connection that is established by ue and a communication node to which a source cell belongs. Therefore, a physical layer, a pdcp layer, an rlc layer, and a mac layer do not need to be re-established in a process in which the ue moves from the source cell to the target cell, thereby reducing interrupt latency of data transmission of the ue and improving user experience of the ue..
Huawei Technologies Co., Ltd.


01/21/16
20160021568 

Operation station in wireless local area network


An operation method of station in wireless local area network is provided. The operation method includes generating a legacy preamble, generating a high efficiency (he) preamble including at least one he-signal (he-sig) field, a he-short training field (he-stf), and at least one he-long training field (he-ltf), and generating a he physical layer convergence procedure protocol data unit (he-ppdu) including the legacy preamble and the he preamble.
Newracom, Inc.


01/21/16
20160021557 

Cell utilization estimation by a wireless device


Estimating loading and potential available throughput a serving cell of a wireless user equipment (ue) device. physical layer metrics of a channel on which the ue communicates with the serving cell may be measured.
Apple Inc.


01/21/16
20160020985 

Timestamp predictor for packets over a synchronous protocol


A physical layer communication device (phy) transmits and receives signal to and from a communication link using a synchronous protocol. The phy communicates with a higher-layer device using a packet protocol.
Microsemi Communications, Inc.


01/21/16
20160020983 

Load estimation in 3gpp networks


Loading estimation of 3gpp networks. One or more metrics relating to a cell of a 3gpp network may be measured.
Apple Inc.


01/21/16
20160020944 

Reconfigurable device for processing signals


Methods and systems for processing signals and data are disclosed. An example method can comprise receiving a first portion of a first signal.
Comcast Cable Communications, Llc


01/21/16
20160020872 

Encoding and decoding methods and apparatuses of ethernet physical layer


The present invention discloses encoding and decoding methods and apparatuses of an ethernet physical layer, the encoding method includes: determining a to-be-encoded first information group, where the first information group includes m characters, m≧2, and m is an integer, where a character attribute of any character is a data character, a boundary character, or a third-type character, and one character occupies one byte; detecting a character attribute of each character in the first information group; if the first information group includes n boundary characters, where n≧1, and n is an integer, deleting the n boundary characters, and generating a second information group by using a character, except the n boundary characters, in the first information group, and type information and position information that are of the n boundary characters, where the second information group includes m bytes; and adding header information to the second information group.. .
Huawei Technologies Co., Ltd.


01/14/16
20160014825 

Method and performing device to device service in wireless communication system


One embodiment of the present invention provides a method and an apparatus for performing device to device (d2d) service in a wireless communication system, and specifically, provides a method for using a discovery signal including an identifier which can be identified in a physical layer and the like when a terminal supporting a d2d service receives a signal related to an advertisement. The invention determines whether to receive an additional advertisement signal on the basis of the identifier.
Lg Electronics Inc.


01/14/16
20160014729 

Methods and systems for multi user uplink compatibility with legacy devices


Methods and apparatus for multiple user uplink are provided. In one aspect, a method of transmitting a physical layer convergence protocol data unit on a wireless medium includes generating a first portion and a second portion of the physical layer convergence protocol data unit, transmitting the first portion at a first data rate, the first portion decodable by a first and second sets of devices, and transmitting the second portion at a second data rate higher than the first data rate, the second portion decodable by the second set of devices..
Qualcomm Incorporated


01/14/16
20160013926 

Apparatuses and methods for reducing switching jitter


Described are apparatuses and methods for reducing channel physical layer (c-phy) switching jitter. An apparatus may include a pattern dependent delay circuit to detect a switching pattern of at least three data signals on respective wires and adaptively change delays of the at least three data signals based on the switching pattern.

01/14/16
20160013925 

System access and synchronization methods for mimo ofdm communications systems and physical layer packet and preamble design


A method and apparatus are provided for performing acquisition, synchronization and cell selection within an mimo-ofdm communication system. A coarse synchronization is performed to determine a searching window.
Apple Inc.


01/07/16
20160007373 

Group carrier scheduling for unlicensed long term evolution network


A user equipment device comprises physical layer circuitry configured to communicate radio frequency (rf) electrical signals directly with one or more separate wireless devices, including to receive an indication of multiple component carriers aggregated into a carrier set that includes at least one scheduling component carrier and at least one scheduled component carrier, and receive scheduling control information for the multiple component carriers of the carrier set using the scheduling component carrier in downlink control information according to a resource radio control signaling protocol.. .
Intel Corporation


01/07/16
20160007371 

Physical layer (phy) design for a low latency millimeter wave (mmw) backhaul system


A method and apparatus are disclosed for establishing a low latency millimeter wave (mmw) backhaul connection. A base station may receive a mmw relay schedule from an evolved node b (enb) within one long term evolution (lte) scheduling interval.
Interdigital Patent Holdings, Inc.


01/07/16
20160007342 

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


The present invention provides a new uplink ppdu frame format to support mu-mimo and ofdma, and methods, apparatuses, etc. Therefor.
Newracom, Inc.


01/07/16
20160007325 

Downlink physical layer protocol data unit format in a high efficiency wireless lan


The present invention provides a new downlink frame format to support mu-mimo and ofdma, and methods, apparatuses, etc. Therefor.
Newracom, Inc.


01/07/16
20160007078 

Method and system for providing user-generated content via a gateway


A method and system are provided in which a broadband gateway may be operable to handle at least one physical layer connection to at least one corresponding network access service provider. The broadband gateway may receive content and associated metadata through the at least one network access service provider.
Broadcom Corporation


01/07/16
20160006622 

Method and cloud services for enhancing broadband experience


Described is a method for controlling a broadband service, the method comprising: collecting user behavior, usage data, and physical layer data associated with the broadband service; analyzing the collected data to determine whether a different broadband service can be offered to a user compared to existing broadband service; and providing the user a targeted offer according to the analysis. Described is also a method for recommending a service profile, the method comprising: receiving broadband data from an agent, wherein the agent is executable on a computing device coupled to a lan of a broadband subscriber; identifying a current service profile of the broadband subscriber; analyzing the received broadband data in view of the current service profile; determining a new service profile for the broadband subscriber according to the analyzed broadband data; and recommending the new service profile to the broadband subscriber and the broadband subscriber's service provider..
Adaptive Spectrum And Signal Alignment, Inc.


01/07/16
20160006578 

Transmission apparatus, connection device, and method


Embodiments of the present invention provide a transmission apparatus, a connection device, and a method, where the apparatus includes n ethernet medium access control mac ports, where each ethernet mac port is corresponding to a first mii interface, k ethernet physical layer interfaces, where each ethernet physical layer interface is corresponding to a second mii interface, and a connection device, where both n and k are positive integers; where the connection device is configured to control a time-division interconnect bus in the connection device or a time-division space-division switching matrix in the connection device to implement a connection between a timeslot of the first mii interface and a timeslot of the second mii interface, where the n ethernet mac ports and the k ethernet physical layer interfaces are separately connected to the connection device by using the first mii interfaces and the second mii interfaces.. .
Huawei Technologies Co., Ltd.


01/07/16
20160003892 

System and performing processing in a testing system


System and methods can execute processes in a test system. A flexible platform may be provided for developing test programs for performing automated testing.
Bin1 Ate, Llc


12/31/15
20150382323 

Method for paging information in cellular system


Provided is a method for transmitting paging information in a cellular system. An object of the method is transmitting paging information which can improve applicability of a limited radio resource by variably and flexibly setting up and mapping a transport channel and a physical channel in order to transmit information notifying start of downlink information from a base station to a terminal in a cellular system for packet transmission.
Electronics & Telecommunications Research Institute


12/31/15
20150382303 

Early termination of reception of wireless transmissions


Performing early termination of reception by a mobile station. The mobile station may receive a wireless transmission.
Apple Inc.


12/31/15
20150382274 

System and an energy efficient network adaptor with security provisions


In accordance with an embodiment, a network device includes a network controller and at least one network interface coupled to the network controller that includes at least one media access control (mac) device configured to be coupled to at least one physical layer interface (phy). The network controller may be configured to determine a network path comprising the at least one network interface that has a lowest power consumption and minimum security attributes of available media types coupled to the at least one phy..
Stmicroelectronics, Inc.


12/31/15
20150381448 

Physical layer measurements for multicast or broadcast services


User equipment measure a characteristic of a multicast signal or a broadcast signal at a physical layer of user equipment for a multicast broadcast single frequency network (mbsfn) area associated with the user equipment. The user equipment provide a value of the measured characteristic from the user equipment in response to the value indicating that a probability of an application layer decoding error exceeds a first threshold.
Alcatel Lucent


12/31/15
20150381397 

Control frame format for wlan


In a method for transmitting a data unit in a wireless communication network, a physical layer (phy) preamble and a media access control layer (mac) header are generated. In generating the mac header, a first address field to include a first address and a second address field to include a second address are generated.
Marvell World Trade Ltd.


12/31/15
20150381394 

Method and generating a phy data unit


A first legacy portion of a physical layer (phy) preamble is generated, wherein the first legacy portion of the phy preamble is generated to include a signal field having phy parameters arranged in subfields according to a first legacy communication protocol. A second portion of the phy preamble is generated according to a second communication protocol, wherein the second portion of the phy preamble is generated to include a repetition of the signal field.
Marvell World Trade Ltd.


12/31/15
20150381311 

Physical layer frame format for wlan


In a method for generating a data unit conforming to a first communication protocol, a first field and a second field to be included in a preamble of the data unit are generated. The first field includes a first set of one or more information bits that indicate a duration of the data unit and is formatted such that the first field allows a receiver device that conforms to a second communication protocol to determine the duration of the data unit.
Marvell World Trade Ltd.


12/31/15
20150378956 

Memory physical layer interface logic for generating dynamic random access memory (dram) commands with programmable delays


A plurality of registers implemented in association with a memory physical layer interface (phy) can be used to store one or more instruction words that indicate one or more commands and one or more delays. A training engine implemented in the memory phy can generate at-speed programmable sequences of commands for delivery to an external memory and to delay the commands based on the one or more delays.
Advanced Micro Devices, Inc.


12/31/15
20150378603 

Integrated controller for training memory physical layer interface


A controller integrated in a memory physical layer interface (phy) can be used to control training used to configure the memory phy for communication with an associated external memory such as a dynamic random access memory (dram), thereby removing the need to provide training sequences over a data pipeline between a bios and the memory phy. For example, a controller integrated in the memory phy can control read training and write training of the memory phy for communication with the external memory based on a training algorithm.
Advanced Micro Devices, Inc.


12/24/15
20150373744 

Synchronized physical layer reconfiguration among user equipment, macrocell, and small cell in macrocell-assisted small cell deployments


Various communication systems may benefit from synchronized physical layer reconfiguration among user equipment, macrocell and small cell in macrocell-assisted small cell deployments. A method may include dynamically changing a physical layer configuration of transmission of uplink control information in a network.
Nokia Technologies Oy


12/24/15
20150373077 

Link-aware streaming adaptation


Technology to provide link aware streaming adaptation is disclosed. In an example, a mobile device can include computer circuitry configured to: receive a manifest file for an http adaptive stream from a node; determine a physical layer goodput of the mobile device with the node; and select a representation in the manifest file for a selected period based, at least in part, on the physical layer goodput..

12/24/15
20150372845 

Data processing devices and data processing methods


The present technology relates to data processing devices and data processing methods that lower costs and enable cb (channel bonding). A transmission device divides a bb stream as a stream of bb (baseband) frames into divisional streams by distributing the bb frames of the bb stream to data slices.
Sony Corporation


12/24/15
20150370305 

Systems and methods for providing power savings and interference mitigation on physical transmission media


Systems and methods for providing power savings and interference mitigation on physical transmission media are disclosed. Exemplary aspects include the ability to change physical layer (phy) configurations based on operating conditions.
Qualcomm Incorporated


12/17/15
20150365917 

Broadcast signal transmitting apparatus, broadcast signal receiving apparatus, and broadcast signal transceiving method in broadcast signal transmitting and receiving apparatuses


Disclosed are a broadcast signal transmitting apparatus, a broadcast signal receiving apparatus, and a broadcast signal transceiving method in the broadcast signal transmitting and receiving apparatuses. The broadcast signal transmitting method comprises the steps of: compressing headers of data packets which are included in an internet protocol (ip) stream identified by access information, wherein the compressed data packets include a first packet containing both static information and dynamic information in the header thereof, and a second packet containing dynamic information in the header thereof; splitting the static information from the header of the first packet and diverting the remaining part thereof into the second packet; outputting an ip stream, which includes the second packet, via a data physical layer pipe (plp); outputting, via a common plp, a common stream, which includes the static information of the header of the first packet split in the previous step, compression information and ip-plp mapping information for linking the ip stream and the data plp; generating a signal frame on the basis of the data from the data plp and the data of the common plp; and transmitting a broadcast signal which includes the signal frame..
Lg Electronics Inc.


12/17/15
20150365855 

Method for managing heterogeneous cellular networks


A method is provided for managing heterogeneous cellular networks. The method comprises obtaining measurement reports from wireless entities relating to the intensity at which signals are received by each wireless entity; based on these measurement reports, and/or on geographical information of hetnet elements, identifying a macro cell located at the vicinity of the small cells; selecting one of the small cells to be a gateway cell, and other small cells to be inner cells.
Cisco Technology, Inc.


12/17/15
20150363349 

Link layer to physical layer (phy) serial interface


A link layer to physical layer (phy) serial interface is disclosed. In one aspect, a system on a chip (soc) integrated circuit (ic) includes a link layer circuit, and a remote ic includes a universal serial bus (usb) phy circuit.
Qualcomm Incorporated


12/10/15
20150358859 

Apparatus and methods for reducing round trip time delay of reverse link transmission


Aspects of the present disclosure can improve the round trip time delay of reverse link transmissions of an access terminal. The access terminal determines a first traffic-to-pilot power (t2p) ratio after a session negotiation.
Qualcomm Incorporated


12/10/15
20150358849 

Method and performing inter-frequency and/or inter-radio access technology measurements


Techniques for performing inter-frequency and/or inter-radio access technology (rat) measurements are disclosed. A multi-receiver wireless transmit/receive unit (wtru) may receive downlink transmissions via a plurality of downlink carriers, of a set of configured downlink carriers, simultaneously.
Interdigital Patent Holdings, Inc.


12/10/15
20150358437 

Physical layer (phy) link signaling for cable networks


Embodiments include systems and methods for enabling a physical layer (phy) link signaling channel between a network termination modem and a cable modem in a cable network. The phy link signaling channel is embedded within the same multi-carrier channel as the data and enables phy link up between the network termination modem and cable modern without involvement of higher layers (e.g., mac).
Broadcom Corporation


12/10/15
20150358114 

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; time interleaving, by a time interleaver, the encoded data in the plural plps, wherein the time interleaving includes: cell interleaving, by a cell interleaver, the encoded data by permuting cells in a fec (forward error correction) block in the plural plps; frame mapping, by a framer, the time interleaved data onto at least one signal frame; and waveform modulating, by a waveform block, the mapped data in the at least one signal frame and transmitting, by the waveform block, broadcast signals having the modulated data..
Lg Electronics Inc.


12/10/15
20150358034 

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; time interleaving, by a time interleaver, the encoded data in the plural plps, wherein the time interleaving includes: cell interleaving, by a cell interleaver, the encoded data by permuting cells in a fec (forward error correction) block in the plural plps; frame mapping, by a framer, the time interleaved data onto at least one signal frame; and waveform modulating, by a waveform block, the mapped data in the at least one signal frame and transmitting, by the waveform block, broadcast signals having the modulated data..
Lg Electronics Inc.


12/03/15
20150351049 

Device and setting a target power


A method, station and computer readable storage medium used for setting a power level of the station. The station implements a first processing layer that is a radio link control layer and a second processing layer that is a physical layer.
Apple Inc.


12/03/15
20150350957 

Device and reliable wifi data connectivity


A station and non-transitory computer readable storage medium for determining a first physical layer rate to perform data transmissions between the station and an access point of a wifi network, the first physical layer rate being based on a primary rate and a plurality of fallback rates associated with the access point, the primary rate having a higher transmission speed than the plurality of fallback rates, determining a trigger based upon at least one current condition of the station and at least one corresponding prior condition existing at a time when the first physical layer rate is determined, selecting one of the plurality of fallback rates when the trigger is determined, performing data transmissions between the station and the access point using the one of the plurality of fallback rates and determining a second physical layer rate based on the one of the plurality of fallback rates.. .
Apple Inc.


12/03/15
20150350951 

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.


12/03/15
20150350950 

Physical layer frame format for long range wlan


In a method for generating a physical layer (phy) data unit for transmission via a communication channel, the phy data unit is generated according to a first phy format when the phy data unit is to be transmitted in a regular mode, wherein the first phy format corresponds to a first bandwidth. The phy data unit is generated according to a second phy format when the phy data unit is to be transmitted in an extended range mode, wherein the second phy format corresponds to a second bandwidth.

12/03/15
20150350853 

Independent configuration identities in a heterogeneous cellular communication network


Systems and methods are disclosed for using multiple configuration groups having corresponding configuration identity (cid) parameters to configure a transmission channel and a reception channel for a user equipment device in a cellular communication network. In one embodiment, a user equipment device in a cellular communication network obtains cid values for cid parameters for a number of configuration groups.
Telefonaktiebolaget L M Ericsson (publ)


12/03/15
20150349995 

High efficiency orthogonal frequency division multiplexing (ofdm) physical layer (phy)


In a method for generating a data unit for transmission via a communication channel, the data unit conforming to a first communication protocol, one or more orthogonal frequency division multiplexing (ofdm) symbols of the data unit are generated. Each ofdm symbol of the one or more ofdm symbols (i) occupies a first bandwidth, (ii) is generated with a first tone spacing, and (iii) includes a set of pilot tones.
Marvell World Trade Ltd.


12/03/15
20150349857 

Mimo and bandwidth signaling in millimeter-wave systems


Techniques to enable dynamic bandwidth management at the physical layer level while maintaining backwards compatibility in wireless systems is provided. Furthermore, techniques for reducing the occurrence of exposed nodes are provided.

12/03/15
20150348612 

Power-management for integrated circuits


An integrated circuit includes a physical layer interface having a control timing domain and a data timing domain, and circuits that enable the control timing domain during a change in power conservation mode in response to a first event, and that enable the data timing domain in response to a second event. The control timing domain can include interface circuits coupled to a command and address path, and the data timing domain can include interface circuits coupled to a data path..
Rambus Inc.


11/26/15
20150341966 

Method and transmitting frame in wireless local area network (wlan) system


A frame transmission method, for receiving data in a wireless local area network. A destination station establishes a direct link with a source station.
Lg Electronics Inc.


11/26/15
20150341252 

Ethernet physical layer monitoring system employing social networking service for delivery of alerts to mobile devices


A communication network physical monitoring system and method employs a media converter device configured to transport communication/ethernet data traffic and sense network physical layer conditions and/or events. An event controller device in communication with the media converter device receives transmissions indicating network physical layer conditions and/or events from the media converter device.
Transition Networks, Inc.


11/26/15
20150341140 

Dynamically adjusting route or link topology to minimize self-interference


In one embodiment, a method is disclosed in which physical layer information is received from one or more nodes along a path in a network. Self-interference information is also received from the one or more network nodes.
Cisco Technology, Inc.


11/26/15
20150338911 

Electronic device and controlling electronic device


There are provided n (n is an integer greater than or equal to 2) physical layer control units which communicate with another apparatus connected to a device itself and control a physical layer, a logical layer control unit which controls a logical layer in communication with the other apparatus, and a control unit which controls the logical layer control unit from a power-supply on state to a standby state in accordance with a standby instruction for the device itself, wherein one physical layer control unit of the n physical layer control units generates a clock using a connected resonator and the other physical layer control units receive the clock generated by the physical layer control unit to which the resonator is connected.. .

11/19/15
20150334737 

Radio base station, wireless terminal, methods performed therein, computer program, and computer-readable storage medium


Embodiments herein relate to a method performed in a wireless terminal (10) for managing or handling uplink, ul, data transmissions in a radio communications network (1), wherein the wireless terminal (10) is served by a first radio base station (12) and a second radio base station (13) providing dual connectivity to the wireless terminal (10) in the radio communications network (1). The wireless terminal (10) transmits a buffer status report, bsr, to the first and/or second radio base station when a trigger is being fulfilled as configured at the wireless terminal (10).
Telefonaktiebolaget L M Ericsson (publ)


11/19/15
20150334712 

System and joint transmission over licensed and unlicensed bands using fountain codes


Transporting different sets of encoded packets generated from the same traffic flow over the respective licensed and unlicensed bands may provide bandwidth utilization efficiencies in addition to enabling more robust data streaming. More specifically, a transmit point may encode a traffic flow using a fountain code to obtain encoded packets, and then transmit different subsets of the encoded packets over the respective licensed and unlicensed bands.
Huawei Technologies Co., Ltd.


11/19/15
20150334704 

Intra-cluster coordination for cell clustering interference mitigation


Dynamic intra-cluster coordination for tdd ul-dl reconfiguration using distributed tdd ul-dl reconfiguration techniques and/or new physical layer signaling. Cell weighting techniques may be used so that distributed tdd ul-dl reconfiguration of the cell cluster can be weighted towards cells of the cluster with higher load.
Qualcomm Incorporated


11/19/15
20150334656 

Adaptive physical layer warm-up for lte tdd c-drx power optimization


Methods and apparatus to reduce power consumption in user equipment (ue) that operates in a connected discontinuous reception (c-drx) mode while in communication with wireless network are disclosed. A c-drx warm-up period before the ue enters an on-duration is adjusted dynamically based on one or more factors including a time division duplex (tdd) uplink/downlink (ul/dl) subframe configuration, signal-to-noise ratio (snr) values, and doppler shift values.
Apple Inc.


11/19/15
20150334186 

Coax adaptor for ethernet physical layer transceiver


There is a need to deploy the ip (internet protocol) video surveillance camera over both ethernet cable and coax cable. The present invention presents the ip video surveillance camera with dual ethernet cable interface and coax cable interface by using the presented dual physical layer transceiver.
Safeciety Llc


11/19/15
20150334051 

Server


A server includes at least one computing board and a baseboard. The computing board includes a plurality of system on chips and a plurality of network interface controllers.
Inventec Corporation


11/19/15
20150333943 

Joint papr reduction and rate adaptive ultrasonic ofdm physical layer for high data rate through-metal communications


A link adaptive orthogonal frequency-division multiplexed (ofdm) ultrasonic physical layer is provided that is capable of high data rate communication through metallic structures. The use of an adaptive ofdm subcarrier-based modulation technique mitigates the effects of severe frequency selective fading of the through-metal communication link and improves spectral efficiency by exploiting the slow-varying nature of the channel.
Drexel University


11/19/15
20150333924 

Method and system for content aggregation via a broadband gateway


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 determines network channel conditions for a requested service and identifies a user profile for a requesting device.
Broadcom Corporation


11/19/15
20150333883 

Methods for physical layer multi-point carrier aggregation and multi-point feedback configuration


Methods for physical layer multi-point carrier aggregation and feedback configuration are disclosed. In one embodiment of the invention, a ue receives an upper layer configuration includes a first ue-id associated with a first group of component carriers (ccs) and a second ue-id associated with a second group of ccs.
Mediatek Inc.


11/19/15
20150333859 

Secondary synchronization sequences for cell group detection in a cellular communications system


Timing parameters and an identity of a particular one of a number of cell groups are indicated in a signal transmitted in a cellular communication system having a radio frame in a physical layer, the radio frame comprising a number of time slots. In a known one of the time slots, a synchronization signal, s1, is transmitted that comprises a pair of sequences, {tilde over (s)}i,{tilde over (s)}j ({tilde over (s)}i≠{tilde over (s)}j) arranged in a first ordering.
Telefonaktiebolaget L M Ericsson (publ)


11/19/15
20150331826 

Switchless usb c-connector hub


A usb hub integrated circuit device, comprising usb hub logic comprising a plurality usb ports, wherein at least one port comprises a pair of bi-directional transmission channels, wherein for the at least one port two physical layers are provided in parallel, each physical layer being associated with one bidirectional transmission channel, wherein the usb hub logic is further configured to select one of said physical layers for each port depending on a logic condition.. .
Microchip Technology Incorporated


11/12/15
20150327240 

Device-to-device communications apparatus and methods


A wireless terminal (261) which is in wireless communications with a radio access node (22) over a radio interface (24) makes a determination regarding a type of radio resources that the wireless terminal may use for device-to-device (d2d) communications with another wireless terminal. Upon occurrence of a predetermined physical layer condition, the wireless terminal may use at least some wireless terminal autonomous selected device-to-device (d2d) radio resources for device-to-device (d2d) communications with another wireless terminal (262) when the wireless terminal is in coverage of the radio access network.
Sharp Laboratories Of America, Inc.


11/12/15
20150327166 

Methods and arrangements for low power wireless networks


Embodiments may comprise an orthogonal frequency division multiplexing (ofdm) system operating in the 1 ghz and lower frequency bands. In many embodiments, physical layer logic may implement a new preamble structure with a new signal field.
Intel Corporation


11/12/15
20150327047 

Proximity service in communications


Two physical layer user terminal capability alternatives are introduced for device-to-device discovery for fdd mode terminals: a full discovery physical layer capability, and a partial discovery physical layer capability. The full discovery physical layer capability corresponds to an alternative where a discovery-capable user terminal has a capability to perform both discovery_scan (on an uplink band) and discovery_tx (on a downlink band) operations.
Nokia Solutions And Networks Oy


11/12/15
20150326429 

Physical-layer system prioritization and communication session management within a wireless communications system


Embodiments are directed to selecting a physical layer for an access terminal's (at's) participation in a communication session. In an embodiment, the at can register its priorities for multiple physical-layer systems as well as contact information by which an application server can contact the at over each system.
Qualcomm Incorporated


11/12/15
20150326417 

Coexistence of devices operating at different data rates in wireless networks


A receiver including a physical layer module and a processing module. The physical layer module is configured to receive a packet via a medium.
Marvell World Trade Ltd.


11/12/15
20150326271 

Signal acquisition in a multimode environment


A transmitter comprises a symbol mapper operable to map a frame of bits to a frame of symbols, where the symbols correspond to a determined modulation scheme, and circuitry operable to convert the frame of symbols to a physical layer signal and transmit the physical layer signal onto a communication medium. The circuitry is operable to process the physical layer signal such that a first portion of the physical layer signal is a first type of signal (e.g., a linear signal and/or non-isc signal) and a second portion of the physical layer signal is a second type of signal (e.g., nonlinear signal and/or isc signal).
Magnacom Ltd.


11/12/15
20150326250 

Method and convolutional coding to support multiplexing in a wideband communications system


An approach for encoding a physical layer (pl) header of a pl data frame is provided. The pl header comprises sixteen information bits ui, (i=0, 1, 2, .
Hughes Network Systems, Llc


11/05/15
20150319757 

Reference signal allocation for flexible data lengths


physical layer characteristics, e.g., reference signal density, reference signal distribution, data parameters, etc., are defined in the physical layer for sub-frames of a transmission time interval (tti) allocated to data packet(s) based on the number of allocated sub-frames. The flexibility provided by the solution presented herein enables the associated wireless system to better define those physical layer characteristics necessary to meet signal quality and system requirements without unnecessarily overburdening the system overhead.
Telefonaktiebolaget L M Ericsson (publ)


11/05/15
20150319747 

Multiple user allocation signaling in a wireless communication network


A respective primary sub-channel block is statically allocated to each of the two or more communication devices in an orthogonal frequency division multiple access (ofdma) group of communication devices. The respective statically allocated primary sub-channel blocks remain allocated to the second communication devices for transmission of at least two phy data units.
Marvell World Trade Ltd.


11/05/15
20150319624 

Algorithm for physical cell identifier allocation


Methods, apparatus, and computer programs automatically allocating physical layer cell identifiers. A modulo 3 grouping and a modulo 30 grouping are provided for physical layer cell identifiers in a cellular communication system.
Nokia Solutions And Networks Oy


11/05/15
20150319107 

Internet protocol broadcasting


Methods, apparatuses, and systems are provided for improving utilization of a communications system through various atom-based techniques for enhancing the viewing experience for internet protocol content. Some embodiments exploit atom-based processing to determine which content atoms to broadcast (e.g., multicast) over which channels to which subscribers.
Viasat, Inc.


11/05/15
20150318961 

Methods and multi-carrier communication systems with automatic repeat request (arq)


Hybrid arq is employed in a multi-carrier communication system for retransmission of erroneous packets by taking advantage of time/frequency/space diversity and by combining arq functions at physical layer and mac layers, making the multi-carrier system more robust in a high packet-error environment.. .
Neocific, Inc.


11/05/15
20150318928 

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


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


11/05/15
20150317279 

Semiconductor device and mobile terminal device


To provide a semiconductor device and a mobile terminal device capable of operating with stability. A semiconductor device includes an hsic physical layer circuit fixedly connected to another semiconductor device through a bus line, a usb link control unit that operates with either a usb host function or a usb device function, and link-connects to the another semiconductor device, a nonvolatile storage unit that stores selection data, the selection data being used to select the usb function with which the usb link control unit operates, and a semiconductor substrate on which the hsci physical control unit, the usb link control unit, and the nonvolatile storage unit are formed..
Renesas Electronics Corporation


10/29/15
20150312935 

Semi-persistent scheduled resource release procedure in a mobile communication network


A semi-persistent resource scheduling (sps) allocation of a user equipment is deactivated in an lte-based mobile communication system without requiring changes to the physical layer-to-mac layer interface and/or changes to pdcch formats agreed by the 3gpp. A combination of ndi value and mcs index is defined that commands release of sps resources.
Optis Wireless Technology, Llc


10/29/15
20150312628 

Customized acquisition of content by a broadband gateway


Aspects of a method and system for customized acquisition of content by a broadband gateway are provided. A broadband gateway may be operable to determine options for acquiring particular content.
Broadcom Corporation


10/29/15
20150311993 

Physical layer signaling to user equipment in a wireless communication system


A method of wireless communication includes receiving physical layer signaling from a serving enodeb in a wireless network. Interference estimation, interference cancellation and/or spatial equalization of user equipment is controlled in accordance with the received signaling..
Qualcomm Incorporated


10/29/15
20150311988 

Method and arrangement for signaling of parameters in a wireless network


A mobile terminal receives, over a first cell configured on a carrier frequency, at least one parameter associated with a second cell configured on a carrier frequency. The at least one parameter comprises a cell identity.
Telefonaktiebolaget L M Ericsson (publ)


10/29/15
20150311968 

Method and reporting channel state information of multi-channel in wireless local area network system


A method, and a device, for reporting channel state information (csi) in a wireless local area network system are discussed. The method according to one embodiment includes receiving, by a responding station, a sounding physical layer protocol data unit (ppdu) from a requesting station; and transmitting, by the responding station, a csi report to the requesting station, the csi report including csi report information in a form of angles representing a beamforming feedback matrix that is estimated by the responding station based on the sounding ppdu.
Lg Electronics Inc.


10/29/15
20150310924 

Read-only memory


A configuration for a bit-1 read-only memory (rom) cell is provided. The bit-1 rom cell comprises a first circuit connected to a second circuit.
Taiwan Semiconductor Manufacturing Company Limited


10/22/15
20150304938 

Method and reducing interference between wireless devices operating at different data rates in a wireless network


An access point including a transceiver having first and second physical layers to communicate at first and second data rates, respectively. The transceiver receives a request from a first client station to reserve first or second sub-channel of a channel for transmitting data at the first or second data rate.
Marvell International Ltd.


10/22/15
20150304742 

Power over ethernet electrical to optical interface converter


A portable, self-powered, interface converter for converting between ethernet over twisted pair cables and ethernet over optical fiber is described. In one implementation, the device may include a first interface to a power-over-ethernet connection and a second interface to provide a connection to receive fiber optic cabling.
Juniper Networks, Inc.


10/22/15
20150304077 

Signal field length indication in a high efficiency wireless local area network (wlan)


A physical layer (phy) data unit is received via an orthogonal frequency division multiplexing (ofdm) communication channel. The phy data unit includes (i) a first set of one or more short ofdm symbols generated using a normal tone spacing and (ii) a second set of one or more long ofdm symbols generated using a reduced tone spacing, (iii) an ofdm symbol indicator indicative of a number of ofdm symbols in at least one of (a) the first set of ofdm symbols and (b) the second set of ofdm symbols; based at least in part on the ofdm symbol indicator, (i) a number of short ofdm symbols in the set of one or more short ofdm symbols and (ii) a number of long ofdm symbols in the set of one or more long ofdm symbols are determined..
Marvell World Trade Ltd.


10/22/15
20150304070 

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, plp(physical layer pipe) data; time interleaving, by a time interleaver, the encoded plp data; frame mapping, by a framer, the time interleaved plp data onto at least one signal frames; frequency interleaving, by a frequency interleaver, data in the at least one signal frames; and waveform modulating, by a waveform module, the frequency interleaved data in the at least one signal frame and transmitting, by the waveform module, broadcast signals having the modulated data, wherein the frequency interleaving is conducted according to an interleaving mode, wherein the interleaving mode is determined based on a fft (fast fourier transform) size..
Lg Electronics Inc.


10/15/15
20150296057 

Phy/mac interface (pmi) for communication systems


A communication device is configured to support communications with other devices using a physical layer (phy)/mac interface (pmi) protocol. For example, a first device that includes phy component(s) may be located remotely with respect to one or more other entities that manage and control it.

10/15/15
20150295838 

Upstream contention measurment reporting and mitigation in docsis remote phy network environments


An example method for upstream contention measurement and reporting in data over cable service interface specification (docsis) remote physical layer (r-phy) network environments is provided and includes receiving, at a converged cable access platform (ccap) core from a r-phy node over a converged interconnect network (cin) in the docsis r-phy network environment, an indication of a collision level in an upstream network between the r-phy node and a plurality of cable modems (cms), calculating a congestion level in the upstream network based on the collision level indicated by the r-phy node, adjusting back-off window parameters for cable modem retransmissions based on the calculated congestion level, and adjusting a contention transmission opportunity density in a downstream media access protocol (map) message based on the adjusted back-off window parameters.. .

10/15/15
20150295746 

Downstream external physical interface transport in docsis 3.1 network environments


An example method for downstream external physical interface (depi) in data over cable service interface specification (docsis) 3.1 network environments is provided and includes generating, at a converged cable access platform (ccap) core, a depi-packet streaming protocol (psp) pseudo-wire (pw) packet including a psp sub-layer header having a same length for a quadrature amplitude modulation (qam) channel and an orthogonal frequency-division multiplexing (ofdm) channel in the docsis network environment, and transmitting the depi-psp pw packet over a depi interface to a remote physical layer (r-phy) entity.. .

10/15/15
20150295684 

Determining and managing upstream profiles in docsis 3.1 network environments


An example method for determining and managing upstream profiles in data over cable service interface specification (docsis) 3.1 network environments is provided and includes determining, at a converged cable access platform (ccap) core, channel conditions independent of any channel effect over a hybrid fiber coaxial (hfc) network between a remote physical layer (r-phy) entity coupled to the ccap core and a cable modem (cm) in the docsis 3.1 network environment, and assigning an upstream profile to the cm based on the channel conditions. In specific embodiments, the channel conditions include signal to noise ratio (snr), modulation error ratio (mer) or group delay.

10/15/15
20150295669 

Managing time offset and frequency drift in asynchronous docsis remote phy network environments


An example method for managing time offset and frequency drift in asynchronous data over cable service interface specification (docsis) remote physical layer (r-phy) network environments is provided and includes receiving, at a first hardware device, time synchronization message from a remote second hardware device in the docsis r-phy network, determining a time difference between a first clock at the first hardware device and a second clock at the second hardware device from the time synchronization message; and re-stamping an event message based on the time difference.. .

10/15/15
20150295629 

Uniform wlan multi-ap physical layer methods


A method and apparatus are disclosed for training and feedback in sectorized transmissions. An ieee 802.11 station may receive a sector training announcement frame from an ap.



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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