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106results about How to "Reduce data throughput" patented technology

Method for allocating transmission period in a wireless communication system

A method is provided for allocating a transmission period in a wireless network system. An access point (AP) transmits a PSMP frame indicating a downlink period and an uplink period allocated to each station (STA), and at least one sub PSMP frame indicating an allocated downlink period for at least one of a retransmission of downlink data and a transmission of an ACK indicating successful receipt of uplink data. After exchanging data with the AP in the downlink and uplink periods indicated by the PSMP frame, an STA receives the each sub PSMP frame, and performs at least one of a reception of the retransmitted downlink data and a reception of the ACK in the downlink period indicated by the each sub MAP frame.
Owner:SISVEL INT

Two tier hi-speed wireless communication link

A system and method for communicating between a plurality of remote transceivers and a network is discussed including multiple types of serially-connected communication links, upon which data flows are established to communicate information between the remote transceivers and network. A hub is coupled to one end of a hardwired communication link while an access unit is coupled to the other end. In addition to supporting communications on the hardwired link, the hub supports communication with the plurality of remote transceivers over a wireless link of a first type. The access unit at the other end of the hardwired link is in further communication with a base station over a wireless communication link of a second type, while the base station is in further communication with the network. Based on this topology, data flows over this string of interconnected communication media support information transfers between the plurality of remote transceivers and the network.
Owner:IPR LICENSING INC

Method for realizing reconfiguration in dual connectivity, master eNB, and secondary eNB

The invention discloses a method for realizing reconfiguration in dual connectivity, a master eNB (MeNB), and a secondary eNB (SeNB). In a process of transferring a user plane bearer of UE to a target SeNB of the same MeNB from a source SeNB, a user plane interface for providing uplink data service and downlink data service is established between the source SeNB and the target SeNB; and in a reconfiguration process, the target SeNB forwards an uplink RLC data PDU to the source SeNB, and the source SeNB distributes a downlink PDCP data PDU to the target SeNB and maintains data transmission with the UE until the reconfiguration is successful. In a process of establishing the connection with the target SeNB by the UE, the user plane interface for providing uplink / downlink data service for the UE is established between the source SeNB and the target SeNB so that the problem that when the UE performs uplink and downlink synchronization with the target SeNB and establishes connection, the UE fails to perform data transmission with a network side at the layer of a micro base station or a low-power node is solved, rapid reduction of the data throughput of the user plane is avoided, and the user experience of the UE during reconfiguration of the user plane is guaranteed.
Owner:ZTE CORP

Mobile device tune away periods

A particular method includes receiving first data via a first network at a device that is configured to receive the first data via the first network based on a first wireless communication subscription and is configured to receive second data via a second network based on a second wireless communication subscription. The method also includes while receiving the first data, determining that a tuneaway period associated with the second network has passed, where the tuneaway period is longer than a discontinuous reception (DRX) cycle length associated with the second network. The method further includes tuning a receiver of the device to a paging channel of the second network in response to passing of the tuneaway period.
Owner:QUALCOMM INC

Apparatus for allocating transmission period in a wireless communication system

An apparatus is provided for allocating a transmission period in a wireless network system. An access point (AP) transmits a PSMP frame indicating a downlink period and an uplink period allocated to each station (STA), and at least one sub PSMP frame indicating an allocated downlink period for at least one of a retransmission of downlink data and a transmission of an ACK indicating successful receipt of uplink data. After exchanging data with the AP in the downlink and uplink periods indicated by the PSMP frame, an STA receives the each sub PSMP frame, and performs at least one of a reception of the retransmitted downlink data and a reception of the ACK in the downlink period indicated by the each sub MAP frame.
Owner:SISVEL INT

Comprehensive intelligent communication method and system of heterogeneous network based on cloud calculating

The invention relates to a comprehensive intelligent communication method of a heterogeneous network based on cloud calculating, an intelligent gateway for executing the method and an intelligent server integrated with the gateway. In the method, a cloud computing server, the intelligent server and the intelligent gateway are utilized, so that each intelligent device is allowed to exchange data with the intelligent server through a special controller of each intelligent device and via the intelligent gateway as well as carry out each function item by means of the intelligent server. The method is characterized in that the method comprises the steps of registering, searching, matching, protocol setting, intelligent network configuring and communicating. With the application of the method, the intelligent gateway, the intelligent server and the intelligent system in the invention, a lot of various intelligent devices can be used more flexibly without the limitation of communication protocols supported by the intelligent devices.
Owner:北京中科联众科技股份有限公司

Base band unit, base band processing unit (BBU), remote radio unit (RRU) and base station

The invention discloses a base band unit, a base band processing unit (BBU), a remote radio unit (RRU) and a base station. In the technical scheme, the function of the base band unit is newly divided in the BBU and the RRU, i.e. the function of the base band unit is newly divided in the BBU and the RRU before the base band data enters the digital medium frequency, so partial function modules of the existing BBU (such as a base band modulation module and a base band demodulation module, or a coding module and a decoding module to a further extent) can be arranged into the RRU, at the time, data carried by an interface between the BBU and the RRU is media access control (MAC) data or soft bit information instead of intelligence quotient (IQ) data, so the data throughput of the interface between the BBU and the RRU can be reduced, further, the cost of the base station is reduced, and the technology realization difficulty is reduced.
Owner:ZTE CORP

Character recognition processing device, character recognition processing method, and mobile terminal device

It is an object of the present invention to improve a rate of recognition and recognition speed, reduce a degree of a specification required for a device forming a photographing device or a system and lower consumed electric power and a cost. In a character recognition processing method according to the present invention, a character image as an object whose character is to be recognized is displayed on a display (12) together with a cursor of a character frame for recognizing a character. While the cursor is set to a character string as an object to be recognized, the character image is photographed by a photographing part (9). In an image fetching part (3), the image data of the photographed character image is fetched. In a layout analyzing part (5), the fetched image data of the character image and cursor position information from a cursor control part (4) corresponding to the character image are received. The image data is collated with the cursor position information to analyze the arrangement of the lines or characters of the character string as the object to be recognized. Then, in a character cutting part (6), the character is cut on the basis of the analyzed result. The character is recognized relative to the character image by a character recognizing part (7) to convert the image data to character data.
Owner:PANASONIC CORP

Selective header field dispatch in a network processing system

A method and structure are disclosed for dispatching appropriate data to a network processing system comprising an improved technique for extracting protocol header fields for use by the network processor. This technique includes basic classification of a packet according to the types of protocol headers present in the packet. Based on the results of the classification, specific parameter fields are extracted from corresponding headers. All such parameter fields from one or more protocol headers in the packet are concatenated into a compressed dispatch message. Multiples of such dispatch messages are bundled into a single composite dispatch message. Thus, selected header fields from N packets are passed to the network processor in a single composite dispatch message, increasing the network processor's packet forwarding capacity by a factor of N. Likewise, multiple enqueue messages are bundled into a single composite enqueue message to direct enqueue and frame alterations to be taken on the bundle of N packets.
Owner:LENOVO GLOBAL TECH INT LTD

Method for allocating transmission period in a wireless communication system

A method is provided for efficiently allocating a transmission period in a wireless network system. An access point (AP) transmits a PSMP frame indicating a downlink period provided to each station (STA) and a minimum amount of an uplink period allocated to each STA, and at least one sub PSMP frame indicating an uplink period additionally provided for an STA that transmitted a resource request message for remaining queued data in the uplink period indicated by the PSMP frame. If the uplink period indicated by the PSMP frame is insufficient to transmit the queued data, the STA transmits a data unit including a part of the queued data and a resource request message for the remaining queued data in the uplink period. After transmitting the resource request message, the STA receives the sub PSMP frame after the full period indicated by the sub PSMP frame, and transmits the remaining queued data to the AP in the uplink period indicted by the sub PSMP frame.
Owner:SISVEL INT

Systems and methods for intra communication system information transfer

InactiveUS20110293025A1Reduced intra communication system information transferEnhanced informationCriteria allocationSignal allocationCommunications systemInformation transfer
Systems and methods which provide for reduced intra communication system information transfer by providing a compressed representation of a portion of intra communication system information are shown. An embodiment operates to provide intra communication system transfer of uncompressed received information while providing intra communication system transfer of a compressed representation of information ancillary to the received information. According to embodiments, ancillary information, such as CSI, associated with other transferred information is transferred with reduced data throughput requirements through application of compression techniques with respect to the transferred ancillary information. Embodiments additionally or alternatively reduce the intra communication system information transferred by reducing the received information transferred.
Owner:CSR TECH INC

Train temporary speed limitation management method based on train-train communication

The embodiment of the invention provides a train temporary speed limitation management method based on train-train communication. The train temporary speed limitation management method comprises the steps that if a train management center TMC receives upgraded temporary speed limitation information sent by an intelligent train monitoring device ITS, according to train information obtained in advance and sent by an object controller OC, the updated temporary speed limitation information is sent to an intelligent train-mounted controller IVOC arranged on a traveling train to enable the IVOC to update temporary speed limitation; and if the TMC does not receive upgraded temporary speed limitation returned by the IVOC within a preset period, the TMC sends temporary speed limitation failure information to the ITS to manage temporary speed limitation. According to the train temporary speed limitation management method based on train-train communication, the information communication traffic between the TMC and the IVOC can be increased, the communication efficiency is improved, and temporary speed limitation management for the rail traffic train is optimized accordingly.
Owner:TRAFFIC CONTROL TECH CO LTD

Data preservation

A method ensures that a reduction in data throughput is minimized in the event of a cell change in a GPRS network. When it is determined that cell change is appropriate for a mobile station, the BSS ensures that no further data for the mobile station is transmitted form the SGSN, and then continues to transmit all buffered data to the mobile station. The throughput may be deliberately reduced for a part of this time, so that the system timers become adapted to the reduction in throughput which will occur at the cell change. When the buffer has been emptied, the cell change is effected and, thereafter, that mobile station is prioritised in the BSS, in order to allow any buffered data on the uplink or downlink to be cleared.
Owner:TELEFON AB LM ERICSSON (PUBL)

Ecn-enabled multicast protocol for wireless communication systems under blockage

A system and method are provided for implementing performance improvements in a multicast protocol for networks that support incipient congestion indications via packet marking in instances of packet loss in the network during time-correlated blockages by providing indications in the physical (PHY) layer. A receiver rate calculation is adjusted so that a loss due to blockage is ignored completely and only packets marked using an Explicit Congestion Notification (ECN) packet marking protocol are treated as losses. Receiver rates are modified based on ECN principles to ignore losses. A NORM receiver rate equation may remain substantially unchanged while a sender is enabled to keep sending at a higher data rate, even in instances of blockage in support of higher system throughputs without defining a completely new receiver rate equation. Time-correlated blockages are not treated as losses.
Owner:LOCKHEED MARTIN CORP

Initializing network streaming over multiple physical interfaces

The present disclosure is directed to initializing a sending of a single data stream from a sending endpoint to a receiving endpoint. Both of the endpoints each have multiple physical interfaces connecting each endpoint to one or more networks. A first list is sent from a first one of the sending endpoint and the receiving endpoint to a second one of the sending endpoint and the receiving endpoint. The first list includes one or more groups of data communication channels at the first endpoint on which to send or receive data. A selection is then made by the second endpoint of one of the groups of data communication channels included in the first list, by comparing the groups in the first list with groups in a second list. The second list includes groups of data communication channels at the second endpoint on which to send or receive data.
Owner:CANON KK

Method for allocating transmission period in a wireless communication system

A method is provided for efficiently allocating a transmission period in a WLAN system. An access point (AP) transmits a PSMP message providing a downlink period and an uplink period provided to each station (STA), and at least one sub PSMP frame indicating a period of at least one of a downlink and an uplink for an STA requiring additional resource allocation. After exchanging data with the AP in the downlink and uplink periods provided by the PSMP frame, if there is a need for additional resource allocation, the STA receives the at least one sub PSMP frame and exchanges data with the AP in the period provided by the each sub PSMP frame.
Owner:SISVEL INT

Method and arrangement for locating a mobile terminal in a multicell radio arrangement

A method and system for locating a mobile terminal in a multicell radio system are provided. A plurality of radio base stations detect the field strength of a data transmission of the mobile terminal and the location of the mobile terminal is determined the values are provided. The mobile terminal is switched into an active state, then a plurality of the radio base stations are set to the radio channel used by the mobile terminal to be located, and the mobile terminal is prompted to emit a response message as a result of the communication of a test data transmission. The received field strength of the received response message is measured by the radio base stations and communicated to a central device, after which the location of the mobile terminal is determined by the central device on the basis of the measured values.
Owner:UNIFY GMBH & CO KG

Selective header field dispatch in a network processing system

A method and structure is disclosed for dispatching appropriate data to a network processing system comprising an improved technique for extracting protocol header fields for use by the network processor. This technique includes basic classification of a packet according to the types of protocol headers present in the packet. Based on the results of the classification, specific parameter fields are extracted from corresponding headers. All such parameter fields from one or more protocol headers in the packet are concatenated into a compressed dispatch message. Multiple of such dispatch messages are bundled into a single composite dispatch message. Thus selected header fields from N packets are passed to the network processor in a single composite dispatch message, increasing the network processor's packet forwarding capacity by a factor of N. Likewise, multiple enqueue messages are bundled into a single composite enqueue message to direct enqueue and frame alterations to be taken on the bundle of N packets.
Owner:LENOVO GLOBAL TECH INT LTD

Data processing device, data processing device mehtod, BBU and RRU

Embodiments of the invention disclose a data processing device, a data processing device mehtod, a BBU and an RRU. The device comprises a first data processing module disposed in the building base band unit (BBU) and a second data processing module disposed in the radio remote unit (RRU); and the first data processing module and the second data processing module are connected through interfaces between the BBU and the RRU, and the interfaces bear IQ data of an effective sub carrier wave. The method comprises bearing the IQ data of the effective sub carrier wave through the interfaces between the BBU and the RRU.
Owner:ZTE CORP

Apparatus for allocating transmission period in a wireless communication system

An apparatus is provided for efficiently allocating a transmission period in a WLAN system. An access point (AP) transmits a PSMP message providing a downlink period and an uplink period provided to each station (STA), and at least one sub PSMP frame indicating a period of at least one of a downlink and an uplink for an STA requiring additional resource allocation. After exchanging data with the AP in the downlink and uplink periods provided by the PSMP frame, if there is a need for additional resource allocation, the STA receives the at least one sub PSMP frame and exchanges data with the AP in the period provided by the each sub PSMP frame.
Owner:SISVEL INT

High-temperature protection method for solid state drive and implementation device thereof

A high-temperature protection method for a solid state drive (SSD) and an implementation device thereof are provided. The device includes a temperature measurement circuit, a host communication interface, a SSD main controller and NAND Flash storage medium chips, wherein the SSD main controller is for controlling data transmission and command interaction between a host and the NAND Flash storage medium chips, including a SATA / PCIe (serial advanced technology attachment / peripheral component interconnect express) physical controller, a high-temperature control manager, a main controller core, a RAM (random access memory) and a NAND Flash controller. Through embedding the high-temperature control manager in the SSD main controller, a latency value of a NAND Flash business command, namely a speed-limiting value, is generated according to relationships between temperature information and an initial temperature threshold of the SSD and then transmitted to the main controller core, thereby improving reliability of the SSD.
Owner:CHENGDU UNIV OF INFORMATION TECH

Character recognition processing device, character recognition processing method, and mobile terminal device

It is an object of the present invention to improve a rate of recognition and recognition speed, reduce a degree of a specification required for a device forming a photographing device or a system and lower consumed electric power and a cost. In a character recognition processing method according to the present invention, a character image as an object whose character is to be recognized is displayed on a display (12) together with a cursor of a character frame for recognizing a character. While the cursor is set to a character string as an object to be recognized, the character image is photographed by a photographing part (9). In an image fetching part (3), the image data of the photographed character image is fetched. In a layout analyzing part (5), the fetched image data of the character image and cursor position information from a cursor control part (4) corresponding to the character image are received. The image data is collated with the cursor position information to analyze the arrangement of the lines or characters of the character string as the object to be recognized. Then, in a character cutting part (6), the character is cut on the basis of the analyzed result. The character is recognized relative to the character image by a character recognizing part (7) to convert the image data to character data.
Owner:PANASONIC CORP

Internet of things (IoT)-based dynamic monitoring platform for monitoring archaeological excavation field

The invention relates to an internet of things (IoT)-based dynamic monitoring platform for monitoring an archaeological excavation field. The IoT-based dynamic monitoring platform for monitoring the archaeological excavation field comprises a dynamic monitoring system for monitoring the archaeological excavation field, a remote database server and a local database server, wherein the remote database server and the local database server are respectively connected with the dynamic monitoring system for monitoring the archaeological excavation field through IoT. The IoT-based dynamic monitoring platform for monitoring the archaeological excavation field, provided by the invention, is simple in wiring manner, low in work load, low in deployment cost, strong in adaptability and easy for acquiring data by using mobile equipment.
Owner:西安元智系统技术有限责任公司

Heterogeneous parallel computing device and computer node internetwork thereof

The invention provides a heterogeneous parallel computing device and a computer node internetwork thereof. Real-time signal processing and parallel computing for radar, communication and artificial intelligent can be performed; the heterogeneous parallel computing device comprises one central control node, multiple GPU (graphics processing unit) computer nodes and one computer node internetwork; the computer node internetwork adopts a star network, the central control node can perform point-to-point communication with all the GPU computer nodes, and the heterogeneous parallel computing device is used for transmitting real-time control information and performing real-time parallel computing on tasks and data and applicable to occasions that executed computation has sudden and parallel characteristics; the computer node internetwork adopts an annular network, the central control node assigns tasks to the GPU nodes step by step, processed data can be transferred through the annular network step by step with no need of the central control node, data throughout of the central control node is alleviated, and the computer node interwork is applicable to large-scale pipelined computation processing occasions.
Owner:CHINA JILIANG UNIV

Method and arrangement for locating a mobile terminal in a multicell radio arrangement

A method and system for locating a mobile terminal in a multicell radio system are provided. A plurality of radio base stations detect the field strength of a data transmission of the mobile terminal and the location of the mobile terminal is determined the values are provided. The mobile terminal is switched into an active state, then a plurality of the radio base stations are set to the radio channel used by the mobile terminal to be located, and the mobile terminal is prompted to emit a response message as a result of the communication of a test data transmission. The received field strength of the received response message is measured by the radio base stations and communicated to a central device, after which the location of the mobile terminal is determined by the central device on the basis of the measured values.
Owner:UNIFY GMBH & CO KG

Method for allocating transmission period in a wireless communication system

A method is provided for efficiently allocating a transmission period in a WLAN system. An access point (AP) transmits a PSMP message providing a downlink period and an uplink period provided to each station (STA), and at least one sub PSMP frame indicating a period of at least one of a downlink and an uplink for an STA requiring additional resource allocation. After exchanging data with the AP in the downlink and uplink periods provided by the PSMP frame, if there is a need for additional resource allocation, the STA receives the at least one sub PSMP frame and exchanges data with the AP in the period provided by the each sub PSMP frame.
Owner:SISVEL INT

Data Processing Apparatus and Memory Apparatus

A data processing apparatus includes bus masters and a memory controller. Each bus master includes a data buffer, and issues a memory command to specify access to the memory and generates first priority information depending on a free space of the data buffer, wherein the first priority information is associated with the memory command and indicates a priority of the memory command. The memory controller determines a processing order of memory commands which are issued by the plurality of bus masters based on the first priority information corresponding to the memory commands, and executes the respective memory commands transferred from the plurality of bus masters in the processing order determined by the processing order determining unit.
Owner:YAMAHA CORP

Dynamic voltage scaling system having time borrowing and local boosting capability

A dynamic voltage scaling system having time borrowing and local boosting capability, including: a time borrowing circuit and a local boost circuit. The time borrowing circuit connected electrically between a primary stage logic circuit and a secondary stage logic circuit is activated by an all-domain clock signal, and then generates an output data to the secondary stage logic circuit based on input data to the primary stage logic circuit. The local boost circuit is connected to a low working voltage line, when input data of the time borrowing circuit lags behind a positive level of said all-domain clock signal, the time borrowing circuit delays fetching data by a flip flop and changes state to produce a warning signal, so that the local boost circuit disconnects its connection with said low working voltage line, and is connected electrically to a high working voltage line.
Owner:NATIONAL CHUNG CHENG UNIV
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