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Synchronization patents

      

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




 Mobile communication system, control station, base station, communication method and program patent thumbnailnew patent Mobile communication system, control station, base station, communication method and program
A mobile communication system according to the present invention is a mobile communication system including base stations each of which forms a cell and transmits mbms data to a mobile station existing in the cell, and control stations each of which controls the base station connected thereto, wherein the control stations include at least a control station and a second control station that determines a frequency and timing for transmitting the mbms data in the cell and instructs the first control station of the determined frequency and timing, and wherein each of the first and second control stations establishes time synchronization with another control station and instructs the connected base station to set the cell to the frequency determined by the second control station and transmits the mbms data to the connected base station in accordance with the transmission timing determined by the second control station.. .
Nec Corporation


 Method and  synchronization in a network patent thumbnailnew patent Method and synchronization in a network
The present disclosure provides method and apparatus for causing synchronization of at least one connected device by a source device, where the apparatus is adapted to perform the method comprising: receiving, by a receiver, delay information corresponding to at least one device which is connected to the source device and configured to process at least one type of data; calculating, by a processor, at least one delay value of the at least one device based on the delay information; and synchronizing the at least one device with the source device based on the at least one calculated delay value.. .
Samsung Electronics Co., Ltd.


 Method and device for transreceiving signals through nan terminal in wireless communication system patent thumbnailnew patent Method and device for transreceiving signals through nan terminal in wireless communication system
One embodiment of the present invention relates to a method for transreceiving signals through a neighbor awareness networking (nan) terminal in a wireless communication system, comprising the steps of: receiving a nan synchronization beacon frame and/or a nan discovery beacon frame; and accessing a nan cluster which has transmitted the nan discovery beacon frame, wherein when the nan cluster is a coordinated nan cluster, the nan terminal maintains the state at the time of accessing the nan cluster.. .
Lg Electronics Inc.


 User terminal, radio base station and radio communication method patent thumbnailnew patent User terminal, radio base station and radio communication method
In order that a user terminal properly identifies a connection cell in a radio communication system (lte-u) for operating lte in an unlicensed band, a user terminal for communicating with a radio base station in an unlicensed band is provided with a detection section that detects a synchronization signal transmitted from a radio base station using a dummy cell id used in common among a plurality of radio base stations, an estimation section that performs channel estimation using a reference signal, and a reception processing section that performs reception processing of system information transmitted from a radio base station using a channel estimation result.. .
Ntt Docomo, Inc.


 Mobile communication system, communication apparatus and communication control method patent thumbnailnew patent Mobile communication system, communication apparatus and communication control method
A mobile communication system, a communication apparatus and a communication control method are provided that can maintain the continuity of a service mobile terminals are using while reducing the loads on a server and a network. A communication apparatus (a, b) including virtual machines (100) accommodating sessions of mobile terminals and a virtual machine control means (101) for controlling the virtual machines, and a terminal location synchronization detection function (104) of determining whether or not changes in location of at least two mobile terminals (102) are in sync are provided, wherein if there are at least two terminals whose changes in location are in sync, respective sessions of these at least two mobile terminals are accommodated by a single virtual machine in the communication apparatus..
Nec Corporation


 Dynamic handover synchronization patent thumbnailnew patent Dynamic handover synchronization
A user equipment (ue) improves handover throughput by reducing communication interruptions during a handover transition. To reduce the communication interruptions, the ue determines whether to perform a synchronization channel decoding procedure for a synchronized handover to a second radio access technology (rat) after receiving a handover command from one or more serving cells of a first rat.
Qualcomm Incorporated


 Audio signal processing method and audio signal processing apparatus patent thumbnailnew patent Audio signal processing method and audio signal processing apparatus
An audio signal processing method and an audio signal processing apparatus for synchronizing audio based on synchronization error between audio signals.. .
Samsung Electronics Co., Ltd.


 Method for play synchronization and device using the same patent thumbnailnew patent Method for play synchronization and device using the same
A method, devices, and a non-transitory recording medium for providing contents are provided. The method includes reproducing at least one content, at a first device; transmitting information corresponding to the at least one content from the first device to a second device to reproduce content corresponding to the at least one content in the second device; receiving a message from an external device while reproducing the at least one content at the first device; providing the received message while reproducing the at least one content at the first device; and transmitting information corresponding to the received message from the first device to the second device, the information corresponding to the received message being used to enable the second device to provide a message corresponding to the received message while reproducing the content corresponding to the at least one content..
Samsung Electronics Co., Ltd.


 Projector patent thumbnailnew patent Projector
A projector includes a lamp that emits projection light to project 3d picture, in which a right eye image and a left eye image are represented in a time division manner, to an object, a synchronization signal transmission section which transmits shutter synchronization signal to glasses having a right eye shutter and a left eye shutter to control the opened state or the closed state of the right eye shutter and the left eye shutter, based on the signal indicating a displaying period of the right eye image and the left eye image of 3d picture, and a lamp drive section that supplies ac current having peak overlapping with a period when the right eye shutter of the glasses is in the opened state and peak overlapping with a period when the left eye shutter of the glasses is in the opened state to the lamp, based on the signal.. .
Seiko Epson Corporation


 Image sensor driving apparatus, method and radiation imaging apparatus patent thumbnailnew patent Image sensor driving apparatus, method and radiation imaging apparatus
An image sensor driving apparatus extracts an image signal from an image sensor including a plurality of photoelectric conversion elements two-dimensionally arrayed, and includes a conversion unit which converts the image signal into digital data by performing offset correction for the image signal. The apparatus obtains digital data corresponding to a first sampling count by causing the conversion unit to process a reference voltage signal in accordance with a synchronization signal which determines an imaging frame rate, and obtains digital data corresponding to a second sampling count by causing the conversion unit to process a reference voltage signal every time extracting an image signal from a photoelectric conversion element group obtained by dividing a plurality of photoelectric conversion elements.
Canon Kabushiki Kaisha


new patent

Secure application access system

A proxy server receives a synchronization request from an application program resident on a user device. The proxy server determines that the user device requires removal of application program data and synchronizes the application program resident on the user device with a null account that is associated with application program..
Bitglass, Inc.

new patent

Managing link aggregation traffic in edge nodes

Exemplary methods, apparatuses, and systems include a first network edge device configuring a physical network interface to be included within a link aggregation group (lag). The physical network interface of a second network edge device is also included within the lag.
Nicira, Inc.

new patent

Method and a power-efficient framework to maintain data synchronization of a mobile personal computer to simulate a connected scenario

An apparatus and method for a power-efficient framework to maintain data synchronization of a mobile personal computer (mpc) are described. In one embodiment, the method includes the detection of a data synchronization wakeup event while the mpc is operating according to a sleep state.
Intel Corporation

new patent

Signal transmission method and apparatus

Embodiments of the present invention provide a signal transmission method and apparatus, which can implement fast initial time synchronization. The method includes: generating, by a transmit-end device, an initial short training sequence, where the initial short training sequence includes m sub-sequences b, and the sub-sequence b includes n transmission sampling points; determining a quantity of reception sampling points used by a receive-end device when the receive-end device performs autocorrelation processing; generating a symbol sequence according to the quantity of the reception sampling points, and generating a target short training sequence according to the symbol sequence and the initial short training sequence; and sending a target signal to the receive-end device, where a short training sequence field of the target signal carries a short training sequence symbol, and the short training sequence symbol is used to indicate the target short training sequence..
Huawei Technologies Co., Ltd.

new patent

Apparatus and sending and receiving broadcast signals

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

new patent

Reception apparatus and system

A reception apparatus for receiving data from a transmission apparatus includes a data receiver configured to receive a synchronization packet including clock information generated by the transmission apparatus and data from the transmission apparatus, a storage memory, storing the received data, a clock adjuster configured to correct a clock of the reception apparatus based on a deviation between a clock of the transmission apparatus and the clock of the reception apparatus by using the clock information generated by the transmission apparatus, a controller configured to control a clock correction amount of the clock adjuster based on a storage amount of data in the storage memory, and a data output circuit configured to retrieve the data from the storage memory to output the retrieved data in synchronization with the corrected clock.. .
Ricoh Company, Ltd.

new patent

Network devices, methods and/or systems for use in a media network

In certain aspects, the present disclosure is related to devices, methods, systems and/or computer-readable media for use in an isochronous media network in which media devices connected to a network employ one or more synchronization signal to regulate or facilitate the transmission of media signals through the network. In certain aspects, the present disclosure is also related to devices, methods, systems and/or computer-readable media for use in a larger unified, or substantially unified, isochronous network created from aggregating local isochronous media networks in which media devices connected to a network employ a one or more synchronisation signal distributed from a local master clock to regulate or facilitate the transmission of media signals..
Audinate Pty Ltd.

new patent

System for synchronous playback of media using a hybrid bluetooth™ and wi-fi network

A system and method for synchronous playback of media using a hybrid bluetooth™ and wi-fi network, comprising a plurality of wireless media receivers configured to receive media content at a first media receiver via bluetooth™, the first media receiver configured to transmit at least a portion of the received media content to a plurality of second media receivers via a wi-fi network, render at least some of the media content, and manage synchronization using a media synchronization component; with each second media receiver configured to render media content it receives synchronously with the first media receiver using respective media synchronization components.. .
Blackfire Research Corporation

new patent

System for synchronous playback of media using a hybrid bluetooth™ and wi-fi network

A system and method for synchronous playback of media using a hybrid bluetooth™ and wi-fi network, comprising a plurality of wireless media receivers configured to receive media content at a first media receiver via bluetooth™, the first media receiver configured to transmit at least a portion of the received media content to a plurality of second media receivers via a wi-fi network, render at least some of the media content, and manage synchronization using a media synchronization component; with each second media receiver configured to render media content it receives synchronously with the first media receiver using respective media synchronization components.. .
Blackfire Research Corporation

new patent

Semiconductor device and controlling the semiconductor device

A semiconductor device includes: a clock synchronizing circuit that operates in synchronization with a clock; an enable signal generating circuit that generates an enable signal in an operation period during which the clock synchronizing circuit is operated; and a clock supplying circuit that supplies a clock to the clock synchronizing circuit or stop the supply of the clock according to the enable signal when a clock frequency is equal to or lower than a predetermined frequency, and supply a clock to the clock synchronizing circuit, irrespective of the enable signal, when the clock frequency is higher than the predetermined frequency.. .
Fujitsu Limited

new patent

Apparatus and clock synchronization for inter-die synchronized data transfer

Described is an apparatus for clock synchronization. The apparatus comprises a pair of interconnects; a first die including a first phase interpolator having an output coupled to one of the interconnects; and a second die, wherein the pair of interconnects is to couple the first die to the second die..
Intel Corporation

new patent

Cpu/gpu synchronization mechanism

A thread on one processor may be used to enable another processor to lock or release a mutex. For example, a central processing unit thread may be used by a graphics processing unit to secure a mutex for a shared memory..
Intel Corporation

new patent

Traffic light detecting device and traffic light detecting method

A traffic light detecting device includes an image capturing unit configured to repeatedly capture images in a travelling direction of a vehicle to obtain a series of multiple images and a traffic light detecting unit configured to detect traffic lights from the images. The traffic light detecting unit detects phase information of an electric power system used in an area around the vehicle including the traffic lights from a cycle of a luminance variation in the series of multiple images and extracts from the images a synchronized pixel with a luminance which varies in synchronization with an alternating current cycle of electric power supplied to the traffic light by using the phase information of the electric power system.
Nissan Motor Co., Ltd.

new patent

Virtual file system and method with bi-directional media file synchronization

A virtual files system (vfs) with bi-directional media file synchronization includes a synchronization (or sync) client or its equivalent that interacts with a media player via a public application programming interface to retrieve media library data and to push media library data back into the media player (playlist order and content, playlist folder content, ratings, etc . .
Remote Media, Llc

new patent

Coordinating file synchronization between a sync engine and another application that supports document collaboration

A synchronization engine detects a notification of a change to a file. It determines whether an application associated with the file has indicated that the file is to be synchronized by the application.
Microsoft Technology Licensing, Llc

new patent

Storage device having a serial communication port

A storage device includes a storage unit, a communication port configured to perform serial communication with an external device, and a controller configured to access the storage unit based on a command communicated from the external device through the communication port, and set the communication port to a power-saving mode before the communication port receives any signal for synchronization.. .
Kabushiki Kaisha Toshiba

new patent

Multi-processor internal time synchronization and event scheduling of multiple processors

Embodiments of a multi-processor system and method for synchronization and event scheduling of multiple processing elements are generally described herein. In some embodiments, timing marks are provided to the processing elements and a start-timer command is broadcasted to the processing elements after an initial timing mark.
Raytheon Company

new patent

Multi-sensor, event based occupancy determination and load management system

An improved occupancy detection and load management system wherein a plurality of scout sensors and their surrogates may be networked to a master controller to control the load of a designated control zone. When occupancy is detected by an actual sensor or a sensor surrogate, scout sensors be an obvious error to one skilled in the art as without it scout objects will lose synchronization with the on/off state of its designated control zone and with other control elements operating in that same zone..

new patent

Device for measuring surface speed and liquid level of fluid

A device for measuring a surface speed and a liquid level of a fluid is disclosed. The device includes a rf transceiving module for alternatively transmitting a first fmcw signal and a first cw signal to the fluid, and receiving a second fmcw signal and a second cw signal reflected from the fluid.
U&u Engineering Inc.

new patent

Sheet material feeding apparatus

A sheet material feeding apparatus includes a first roll 106, and a second roll 108 arranged vertically below first roll 106, to feed a sheet material clamped between the first roll 106 and the second roll 108. The sheet material feeding apparatus further includes a first motor 102 provided with a rotatable first motor shaft 104 coupled to the first roll 106, and a second motor 103 provided with a rotatable second motor shaft 105 coupled to the second roll 108.
Sankyo Seisakusho Co.

new patent

Confirming sensed atrial events for pacing during resynchronization therapy in a cardiac medical device and medical device system

A medical device and medical device system for controlling delivery of therapeutic stimulation pulses that includes a sensing device to sense a cardiac signal and emit a trigger signal in response to the sensed cardiac signal, a therapy delivery device to receive the trigger signal and deliver therapy to the patient in response to the emitted trigger signal, and a processor positioned within the sensing device, the processor configured to determine whether the sensed cardiac signal exceeds a possible p-wave threshold, compare a portion of the sensed cardiac signal to a p-wave template having a sensing window having a length less than a width of the p-wave, confirm an occurrence of a p-wave signal in response to the comparing, emit the trigger signal in response to the occurrence of a p-wave signal being confirmed, and inhibit delivery of the emitting signal in response to the occurrence of a p-wave signal not being confirmed.. .
Medtronic, Inc.

Method and configuring position of frequency resource

A method and an apparatus are used to configure a position of a transmission frequency resource according to a synchronization relationship between devices, includes: adjusting, by a first device, synchronization according to synchronization information of a second device, in a case in which the first device is synchronous with the second device, or the second device can adjust a configured frequency resource, configuring a frequency resource close to an edge of a frequency band, where the frequency resource is used to transmit data, and notifying first user equipment; in a case in which the devices are synchronous, adjusting, by the first device and the second device, a start moment or an end moment of transmitting or receiving a signal; and using, by the first device in a manner of extending a bandwidth of a carrier frequency or a manner of carrier aggregation.. .
Huawei Technologies Co., Ltd.

Method and receiving control information of device-to-device ue in wireless communication system

According to one embodiment of the present invention, a method for receiving device-to-device (d2d) control information at a user equipment (ue) in a wireless communication system, the method comprising receiving a subframe; receiving a d2d synchronization signal sequence transmitted on the subframe; deciding a hop count of the d2d synchronization signal sequence from an index of the d2d synchronization signal sequence; deciding a transmission location of d2d control information corresponding to the decided hop count; and receiving the d2d control information at the decided transmission location.. .
Lg Electronics Inc.

Selection of synchronization stations in a peer-to-peer network environment

A system, apparatus and method for selecting one or more synchronization stations, or masters, in a peer-to-peer communication environment. Synchronization (or sync) stations broadcast periodic synchronization frames to advertise future availability windows, during which devices rendezvous for discovery and communication.
Apple Inc.

Synchronization a device-to-device discovery and/or a device-to-device communication, user equipment, and synchronization control unit

To attain a synchronization for a device-to-device discovery and/or a device-to-device communication, a user equipment determines whether it is enabled to transmit a synchronization signal (65) for the device-to-device discovery and/or the device-to-device communication the user equipment has a wireless interface configured for communication with a radio access network of a mobile communication network. The user equipment selectively transmits the synchronization signal (65) for the futflled device-to-device discovery and/or the device-to-device communication over the wireless interface to at least one further user equipment..
Sony Corporation

Method and delaying resynchronization for d2d operation in wireless communication system

A method and apparatus for transmitting a synchronization signal for device-to-device (d2d) operation in a wireless communication system is provided. A user equipment (ue) determines that it is out of coverage (ooc).
Lg Electronics Inc.

Method, device, and system for notifying terminal type supported by current cell

The present invention provides a method, a device, and a system for notifying a terminal type supported by a current cell, so that a ue can identify the terminal type supported by the current cell as soon as possible. The method includes: carrying preset indication information in a downlink signal, where the indication information is used to indicate the terminal type supported by the current cell, the preset indication information is agreed upon by a network side and a terminal in advance, and the indication information is a synchronization sequence or a first indicator bit used to indicate the supported terminal type; and sending the downlink signal to the terminal..
Huawei Technologies Co., Ltd.

Synchronization signal transmission state reporting method performed by terminal in wireless communication system and terminal using same

Provided are a synchronization signal transmission state reporting method performed by a terminal in a wireless communication system and a terminal using the method. The method comprises: evaluating an event related to the synchronization signal transmission state by the terminal; and when the event is satisfied, transmitting a report for the synchronization signal transmission state..
Lg Electronics Inc.

System for network discovery and synchronization

Methods, systems, and apparatus, including computer programs encoded on computer storage media, for maintaining, by a cloud controller, data representing a topology of a network of nodes; receiving, at the cloud controller from the first group of nodes, one or more requests to connect to the network; selecting, by the cloud controller, a first node in the first group of nodes that sent the request; and generating, by the cloud controller, instructions configured to cause the first node to communicate a timestamp of the first node to each neighboring node of the first node and to cause each neighboring node to communicate the timestamp of the first node to each other neighboring nodes of the neighboring node; and sending the instructions to the first node, thereby synchronizing the nodes in the network to the timestamp of the first node.. .
Google Inc.

Method for cell selection and cell reselection in a time division synchronous code division multiple access (td-scdma) system

A method for providing cell selection in time division synchronous code division multiple access (td-scdma) systems is provided. The method includes generating, by a user equipment (ue), an ordered list of universal absolute radio frequency channel numbers (uarfcns) based on received signal strength indicator (rssi) measurements associated with one or more uarfcns, calculating synchronization downlink (syncdl) correlation energies associated with the uarfcns, arranging the one or more uarfcns based on the rssi and the associated syncdl correlation energies, scanning the one or more uarfcns to detect if one or more serving cells are available to be camped on and selecting a serving cell based on a signal to noise ratio (snr) threshold associated with the uarfcn..
Samsung Electronics Co., Ltd.

Enhanced power reduction in mesh networks

An arrangement of a mesh network comprising a first station, a second station and one or more intermediate stations is disclosed. The first, second and one or more intermediate stations are configured to comprise a sleep mode wherein the first, second and one or more intermediate stations are idle, and an awake mode wherein the first, second and one or more intermediate stations are awake.
Terranet Ab

Multi-lingual audio streaming

Digital video data and digital multiple-audio data are extracted from a source, using a hardware processor in a content source device within a premises. The extracted digital video data is processed for display on a main display device in the premises; and the extracted digital multiple-audio data is processed into a primary soundtrack in a primary language, to be listened to within the premises in synchronization with the displayed extracted digital video data.
Time Warner Cable Enterprises Llc

Serial data transfer apparatus, serial data transfer method, image formation apparatus, and recording medium

A serial data transfer apparatus includes a decoder, a counter, and a calculation circuit. The decoder is configured to decode serial data to obtain written data, a base address, and transfer type information for specifying a storage unit for storing the written data.
Toshiba Tec Kabushiki Kaisha

Battery efficient synchronization of communications using a token bucket

Systems and methods for email synchronization may include a computing device with a token bucket. The token bucket allows for temporary storage of tokens, each token authorizing a synchronization of at least one email application running on the computing device.
Microsoft Technology Licensing, Llc

Very high bit rate rfid receiver

The invention relates to a rfid vhbr receiver comprising a quadrature digital demodulator, a symbol synchronization module at the baud rate and a psk demodulator. The symbol synchronization module (200) receives the in-phase and quadrature samples from the demodulator and extracts the components of the psk symbols at the baud rate by selecting a decimation point in time.
Commissariat A L'energie Atomiqe Et Aux Energies Alternatives

System and performing synchronization and interference rejection in super regenerative receiver (srr)

A method of performing synchronization in a super regenerative receiver (srr) includes setting a quench rate of the srr to a value of 1.5 times a chip rate of an incoming signal, acquiring an expected preamble sequence of an arbitrary sample set among a plurality of possible sample sets, acquiring an expected start frame delimiter (sfd) sequence for all of the possible sample sets to achieve frame synchronization, computing respective correlation metrics for bits of the expected sfd sequence while the expected sfd sequence is acquired for all of the possible sample sets, calculating a decision metric based on the correlation metrics in response to an sfd sequence being detected for one or more of the possible sample sets, and identifying a best sample set for demodulating the incoming signal among all of the possible sample sets based on the decision metric to achieve pulse synchronization.. .
Samsung Electronics Co., Ltd.

Transmission apparatus, transmitting method, reception apparatus, and reception method

In a broadcast scheme of transportation in an ip scheme, clock synchronization and presentation synchronization are well implemented. A clock synchronizing with time information acquired from an outside is generated.
Sony Corporation

Method for transmitting synchronization signal and synchronization channel in wireless communication system supporting device-to-device communication and the same

The present invention discloses a method for transmitting a synchronization signal and a synchronization channel in a wireless communication system supporting device-to-device (d2d) communication; and an apparatus for the method. More specifically, a method for transmitting a d2d synchronization signal and a d2d synchronization channel in a wireless communication system supporting d2d communication comprises mapping the d2d synchronization signal and the d2d synchronization channel to a physical resource; and transmitting the mapped d2d synchronization signal and d2d synchronization channel to a ue, wherein the d2d synchronization signal is mapped to 64 subcarriers in the frequency domain, and the d2d synchronization channel is mapped to the same resource block as the d2d synchronization signal..
Lg Electronics Inc.

Method for testing a radio frequency (rf) data packet signal transceiver using implicit synchronization

Method for testing a radio frequency (rf) data packet signal transceiver device under test (dut) including detecting transitions between rf data packet signal transmission and reception by the dut, detecting transitions between different rf data packet signal transmission operations by the dut, and detecting transitions between different rf data packet signal reception operations by the dut.. .
Litepoint Corporation

Quadrature demodulator for a very high bit rate rfid receiver

A quadrature demodulator not requiring analogue mixers. The demodulation is made using a first integrator and a second integrator which are controlled by square logic signals at twice the frequency of the carrier, the received signal being alternatively integrated by the first integrator and the second integrator over periods of time equal to a quarter period of time of the carrier frequency.
Commissariat A L'energie Atomique Et Aux Energies Alternatives





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