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51 results about "Local Area Transport" patented technology

Local Area Transport (LAT) is a non-routable (Data Link Layer) networking technology developed by Digital Equipment Corporation to provide connection between the DECserver 90, 100, 200, 300, 500, 700 and DECserver 900 terminal servers and Digital's VAX and Alpha and MIPS host computers via Ethernet, giving communication between those hosts and serial devices such as video terminals and printers. The protocol itself was designed in such a manner as to maximize packet efficiency over Ethernet by bundling multiple characters from multiple ports into a single packet for Ethernet transport (Mann, US 4823122). Over time, other host implementations of the LAT protocol appeared allowing communications to a wide range of Unix and other non-Digital operating systems using the LAT protocol.

System and method for providing usage monitoring telephony services

Systems and methods are disclosed for providing a usage monitoring telephony service. A service-providing network, which has the capability of monitoring attributes, including duration, for calls that traverse it, provides usage-monitoring services for calls directed to a telephony device on a native transport network. The native transport network is a network that naturally carries a subscriber's calls but does not have the capabilities required to provide usage monitoring. The system uses a virtual number to map a service in the service-provider network with a device in the native transport network. The usage monitoring services provide a means to capture usage-monitoring data for multiple telephone numbers in multiple native transport networks.
Owner:BELLSOUTH INTPROP COR

Reducing interference in DSL service from broadband over powerline signals

The specification describes a new technique for reducing interference in EDSL signals caused by local BPL transmission lines. It involves sampling the power line signal to derive a noise signal representing the BPL noise causing the EDSL interference, and mixing the BPL noise signal with the EDSL signal to cancel the BPL noise in the EDSL signal. The technique may be implemented by plugging into a conventional home electrical receptacle, and inserting a small noise canceling module in the EDSL line.Since the method involves an attachment only to the EDSL service, it avoids any involvement with BPL service users and providers.
Owner:AMERICAN TELEPHONE & TELEGRAPH CO

Network control apparatus, method, and program

ActiveUS7720000B2Excels in abilityExcels in responsivenessError preventionTransmission systemsNetwork controlWireless ad hoc network
To enable network control (particularly, transmission band allocation) that excels in follow-up ability to follow changes in a network, locality, and responsiveness. A network control apparatus controls a wireless ad-hoc network and includes: a routing processing unit (402) which establishes routing within a wireless ad-hoc network using routing information including information regarding a local transmission quality within the wireless ad-hoc network; a routing processing unit (406) which obtains the information regarding the transmission quality from the routing information used for establishing the routing; and a bottleneck estimating unit (411) which estimates a relay apparatus as a bottleneck candidate, based on a distribution of plural transmission qualities within the wireless ad-hoc network, which are indicated by the obtained information.
Owner:PANASONIC CORP

Method and system for controlling service quality and charging policies of data stream

InactiveCN102469433AFlexible control of service qualityFlexible control of billing policiesAccounting/billing servicesTelephonic communicationQuality of serviceData stream
The invention discloses a method and a system for controlling service quality and charging policies of data stream. The method comprises the following steps that: a local gateway informs a policy and charging rule function (PCRF) of an identifier of split-flow data stream after the split-flow data stream which is required to be transmitted locally is determined; and the PCRF provides rules of a service quality policy and / or a charging policy of the split-flow data stream for the local gateway. By the method, the service quality and charging policies of the data stream of the local gateway can be flexibly controlled, so that the service performance of the system is improved.
Owner:ZTE CORP

Protocol for improved utilization of a wireless network using interference estimation

Disclosed is a protocol used by wireless stations sharing a single wireless channel. When a local station senses a communication between remote stations using the channel, the local station estimates whether its local transmissions would disrupt this on-going remote communication. To estimate, the local station forms capture models of the remote stations. From the capture models, the local station determines if its local transmission would prevent each remote station from capturing the signal from the other remote station. If the local transmission would not disrupt the remote communications, the local station transmits its message over the channel at the same time the remote stations use the channel. The local station performs the estimation using parameters of the remote stations. The stations could share their parameters by including them in headers of frames. The protocol can be implemented as an enhancement to the IEEE 802.11 standard.
Owner:FUJITSU LTD

System and method for providing advanced telephony services using a virtual telephone number

Systems and methods for providing advanced telephony services to telephone numbers served by telecommunications networks lacking the infrastructure to provide these advanced services directly are described. In an embodiment of the present invention, a service-providing network, which has the capability of providing advanced telephony services to a service subscriber for calls that traverse it, provides advanced telephony services to calls directed to a telephony device on a native transport network. The native transport network is a network that naturally carries a subscriber's calls but does not have the capabilities required to provide advanced services. In one embodiment, the system uses a virtual number to map a service in the service-provider network with a device in the native transport network.
Owner:BELLSOUTH INTPROP COR

Method for enabling a home base station to choose between local and remote transportation of uplink data packets

The present invention relates to methods and devices that allow for different types of transportation of data packets (6) in conjunction with a home base station (1). Traffic arriving in the home base station (1) from a mobile terminal (2) connected to the home base station (1) can be transported either via a core network (15) of a mobile telecommunications system or by means of local transportation, which implies that the traffic is forwarded to a local node (4) in a local network (20) without passing the core network (15). The home base station (1) examines data packets (6) that are received from the mobile terminal (1) and determines the appropriate type of transportation for each data packet (6). Thus it is not required for traffic that is destined for local nodes (4) to pass the core network (15), which allows for efficient traffic forwarding with several benefits such as offloading the core network (15).
Owner:TELEFON AB LM ERICSSON (PUBL)

Local transmission for content sharing

A personal media device transmits media content to one or more nearby personal media devices so that users can dynamically and easily share content. The method includes, on a first media player device having or having access to selected media content, playing the selected media content such that it can be listened to on a first user's headphones. The selected media content is also transmitted such that it can be received and simultaneously played by one or more authorized media player devices associated with additional users. The transmitted content is preferable secure so that only authorized users can access it. The media player devices receiving the transmitted content can be wireless headsets configured to receive and simultaneously play the content.
Owner:DELL PROD LP

Method and system for transmitting voice service data of passive optical network and optical line terminal

The invention provides a method and a system for transmitting voice service data of a passive optical network and an optical line terminal. The method comprises the steps that the optical line terminal receives uplink service data sent by an optical network unit and analyses the service type of the uplink service data; and when the uplink service data are voice service data, the optical line terminal sends the voice service data to local transmission equipment of a telecommunication transmission network through an uplink service port, and the voice service data are transferred to a soft exchange carrying network by soft exchange transmission equipment of the telecommunication transmission network. The invention further provides the corresponding system and the optical line terminal. By adopting the technical scheme provided by the embodiment of the invention, the transmission quality of the voice service data of the passive optical network can be improved, and the reliability of the system and the network can be strengthened.
Owner:CHINA UNITED NETWORK COMM GRP CO LTD +2

Code stream transmission method and camera based on USB

The invention provides a code stream transmission method and a camera based on USB. The code stream transmission method comprises the following steps: obtaining a target image to be processed and an image processing control command, compressing and packaging the target image into at least two code streams according to the image processing control command, wherein each code stream is compressed and packaged according to a resolution and a compression standard; transmitting the at least two streams to the opposite end device through at least two drive devices, wherein the drive devices and the code streams have one-to-one correspondence. The code stream transmission method and the camera based on USB provided by the invention can avoid the problems that the video quality of the remote transmission is not clear enough, and the video screen is not smooth enough because the video decoding time is too long, therefore, the user experience is improved.
Owner:VALUEHD CORP

Methods, systems, and products for providing a service to a telephony device

Methods, systems, and products are disclosed for providing a service to a telephony device. A call is routed to a virtual number in a service-providing network. The call is directed to a dialed telephone number in a native transport network, wherein the virtual telephone number is associated with the dialed telephone number. An advanced telephony service is received from the service-providing network.
Owner:BELLSOUTH INTPROP COR

XinIP cross-broadcast domain data communication method

The invention discloses an XinIP cross-broadcast domain data communication method, which achieves mutual communication of hosts with a same IP address field in different networks. Three parameters of a gateway are set, i.e., a proxy address pool, a tunnel local IP address and a tunnel destination IP address. A working principle of the gateway is as follows: when a destination address of a received IP data package is matched with an address in the proxy address pool, a new external IP header is packaged for the data package, wherein a source IP address of the external IP header is the tunnel local IP address, and a destination IP address of the external IP header is the tunnel destination IP address; routing is then carried out; when the destination address of the received IP package is the tunnel local IP address, and the source IP address of the received IP package is the tunnel destination IP address, local transmission is carried out after removal of the external IP header. The method has the advantages that under the premise that working principles of the communication hosts are kept unchanged, the hosts with the same IP address field in the different networks are in a same broadcast domain, so that a traditional protocol for the same broadcast domain can work normally.
Owner:HUAYANG COMM TECH CO LTD

Data transmission method and device for transmitting video frame based on SRIO

The invention provides a data transmission method and a data transmission device for transmitting video frame based on an SRIO, wherein the method comprises the steps as follows: writing one frame video data collected by a processor A via an SRIO interface in a first annular buffer of a memorizer interface buffer of a processor B; writing information of each field in a writing address unit of a second annular buffer of the memorizer interface buffer of the processor B according to the sequence of frame information field in turn; transmitting interrupt information with the processor A to inform the processor B; and updating the structure of a local transmission header information buffer; responding to the interrupt information with the processor B, taking the frame information from a read pointer of the second annular buffer and detecting the frame information; copying frame video transmission header information of the received frame video data to a local memorizer of the processor B, and simultaneously updating local Frame No, which represents the Frame No of the frame to be processed.
Owner:北京瀚景锦河科技有限公司

System and method for providing usage monitoring telephony services

Systems and methods are disclosed for providing a usage monitoring telephony service. A service-providing network, which has the capability of monitoring attributes, including duration, for calls that traverse it, provides usage-monitoring services for calls directed to a telephony device on a native transport network. The native transport network is a network that naturally carries a subscriber's calls but does not have the capabilities required to provide usage monitoring. The system uses a virtual number to map a service in the service-provider network with a device in the native transport network. The usage monitoring services capture usage-monitoring data for multiple telephone numbers in multiple native transport networks.
Owner:BELLSOUTH INTPROP COR

Protocol for native service transport over point-to-multipoint passive optical networks

A method for information transfer allowing for native transfer of voice, data, and any other digital service information over a passive optical network, comprising; the LT transmitting downstream in serially ordered frames broadcast to all of the NT's at a fixed interval; the NT's transmitting upstream in serially ordered frames, said frames being divided into serially ordered time slots, at most one NT transmitting information for at most one service type in each slot; the LT and the NT's exchanging management information, and the LT and the NT's natively transporting service information to each other in both the upstream and downstream directions, according to said management information exchanged between the LT and the NT's.
Owner:AVAGO TECH INT SALES PTE LTD

Remote office method, device and system

The invention provides a remote office method, device and system. The method comprises the steps of determining a native office place and at least one remote office place; receiving remote office environment information of each remote office place; collecting native office environment information of the native office place; displaying the remote office environment information at the native office place; and sending the native office environment information to each remote office place, thereby displaying the native office environment information at each remote office place. The device comprises a determination unit, a native collection unit, a native transmission unit and a native display unit. The system comprises the remote office place and at least one remote office client. According to the scheme, the communication effectiveness among personnel can be improved.
Owner:SHANDONG INSPUR COMML SYST CO LTD

Local transmit coil with integrated safety device

A local transmit coil for a magnetic resonance tomograph is provided. The local transmit coil includes a signal transmission device for signal transmission to the magnetic resonance tomograph, and a transmission antenna for generating a magnetic excitation field. The local transmit coil further includes an evaluation device for monitoring a function of the local transmit coil. The evaluation device is configured to transmit a status signal relating to the local transmit coil via the signal transmission device.
Owner:SIEMENS HEALTHCARE GMBH

System and method for providing advanced wireless telephony services using a wireline telephone number

Systems and methods for providing advanced telephony services to telephone numbers served by telecommunications networks lacking the infrastructure to provide these advanced services directly are described. In an embodiment of the present invention, a service-providing network, which has the capability of providing advanced telephony services to a service subscriber for calls that traverse it, provides advanced telephony services to calls directed to a telephony device on a native transport network. The native transport network is a network that naturally carries a subscriber's calls but does not have the capabilities required to provide advanced services. In one embodiment, the system switch provisioning and trunking configurations to provide the advanced telephony services.
Owner:BELLSOUTH INTPROP COR +1

Method for distributing local transmission address, medium gateway and medium gateway controller

The invention relates to the technical field of networks, and discloses a distribution method of a local transport address, a media gateway and a media gateway controller. The distribution method of the local transport address comprises the following steps: receiving a H.248 protocol message, wherein the protocol message comprises a local transport address message required to be distributed and a domain identifier of a network domain corresponding to a local transport address required to be distributed; and distributing the local transport address in the network domain corresponding to the domain identifier, wherein the local transport address distributed is corresponding to the local transport address message. By using the technical scheme provided by the embodiment of the invention, the media gateway can simultaneously distribute the local transport address in a plurality of network domains for a terminal, so that the terminal can be simultaneously communicated with a plurality of networks, thereby improving the utilization efficiency of the terminal.
Owner:HUAWEI TECH CO LTD

Method, system and device for realizing local transmission

The invention discloses a method, a system and a device for realizing local transmission. Whether a corresponding access device of communication service data satisfies a local transmission condition is judged, if the access device satisfies the local transmission condition, the access device is triggered to carry out the local transmission, consequently, communication date is locally transmitted in a universal communication network, device resources and transmission resources of the communication network are saved, the quantity and the reliability of the communication service transmission are strengthened, and thereby the satisfaction degree of users is improved.
Owner:HUAWEI TECH CO LTD

Operation error monitoring device for electric energy meter in meter box

ActiveCN113945881ARealize high timeliness online monitoringElectrical measurementsOriginal dataEngineering
The invention discloses an operation error monitoring device for an electric energy meter in a meter box. The monitoring device is installed on the bus side in a branch meter box and comprises a front data acquisition unit, a metering chip calculation unit, a main control core calculation unit, a local data communication unit and a data transmission unit, and the front data acquisition unit acquires original data on the bus side of the branch meter box, and calculates bus-side real-time energy consumption data by using the metering chip calculation unit, the metering chip calculation unit communicates with the data of the electric energy meter in the meter box through the local data communication unit, acquires the frozen electric energy data of the electric energy meter in the meter box, and calculates the operation error of the electric energy meter, and locally transmits the calculation result or uploads to a remote server through the data transmission unit. According to the invention, high-timeliness on-line monitoring of the metering error of the electric energy meter in the metering box is realized by utilizing the existing data metering system architecture and additionally arranging the operation error monitoring equipment in the branch metering box.
Owner:STATE GRID ZHEJIANG ELECTRIC POWER CO MARKETING SERVICE CENT

Webcam communication system using handheld device with camera and method thereof

A webcam communication system using a handheld device with a camera and a method used are provided. The system connects the handheld device to a computer executable platform by a transmission interface or a transmission platform at local, such, that the handheld device can be used as a webcam to extract and transmit real-time image and audio to the computer executable platform. In such, a real-time process upon the extracted image and audio is performed by the computer executable platform and a real-time image and audio communication with a remote terminal can be realized via Internet.
Owner:KYE SYST CORP

Power distribution system

A local electricity distribution network (1) comprising a local transmission hub (13) and plurality of units (12a, 12b) arranged to selectively import and export electricity from and to the hub (13), the hub in turn being arranged to selectively import and export electricity from and to an external grid (20). The individual units (12a, 12b) decide if they are to export or import energy to or from the local transmission hub (13) based on information relating to the energy market received from the local hub. In the same way the local hub decides if it is to export or import energy to or from the external grid (20) based on energy market information received from the external grid.
Owner:EC POWER LLC

Method and system for facsimile delivery using dial-up modem pools

A method and system for communicating a facsimile (fax) message over a computer network. A user initiates the sending of the fax to a recipient fax transceiver located outside the user's local-toll area of a Public Switched Telephone Network (PSTN). A first fax transceiver transmits the fax to a first server, wherein the first fax transceiver and the first server both are located in the same local-toll area. The first server then transmits the fax via the Internet to a second server, which is located in the same local-toll area as the recipient fax transceiver. The second server, having an inbound, dial-up access modem pool, is configured to process and transmit the fax via the local PSTN to the recipient fax transceiver.
Owner:ROLLINS DOUG

Protocol for native service transport over point-to-multipoint passive optical networks

A method for information transfer allowing for native transfer of voice, data, and any other digital service information over a passive optical network, comprising; the LT transmitting downstream in serially ordered frames broadcast to all of the NT's at a fixed interval; the NT's transmitting upstream in serially ordered frames, said frames being divided into serially ordered time slots, at most one NT transmitting information for at most one service type in each slot; the LT and the NT's exchanging management information, and the LT and the NT's natively transporting service information to each other in both the upstream and downstream directions, according to said management information exchanged between the LT and the NT's.
Owner:AVAGO TECH INT SALES PTE LTD

Session establishment method and apparatus

The invention relates to a session establishment method and apparatus. The method comprises the following steps: receiving a first message from a second device, wherein the first message comprises a remote transmission address corresponding to the second device; determining a local transmission address corresponding to a first device according to the remote transmission address corresponding to the second device; determining the local transmission address corresponding to the second device according to a source address of the first message; and establishing a label distribution protocol LDP session between the first device and the second device according to the local transmission address corresponding to the first device and the local transmission address corresponding to the second device. By adoption of the session establishment method and apparatus provided by the invention, the remote transmission address can be added to a Hello message of the LDP, so that the local transmission address of the device can be directly determined by the remote transmission address of the remote device, and no attention is paid to the configuration of the local transmission address of the device inthe establishment process of the LDP session.
Owner:NEW H3C TECH CO LTD

Method and system for announcing a transport stream in a digital broadcast network

A method and an arrangement for defining a sub-table structure for SI tables, which may be used to split one big Service information (SI) table into several smaller tables. The splitting into the smaller sub-tables (Sub-Ts) requires less transmitted bandwidth because all the SI do not need to be broadcast to End User Terminal (EUT). Also, the sub-table division enables relatively easy creation of local SI tables because sub-tables can serve as a basis for local Transport Stream (TS) announcement. By dividing tables into smaller ones, the amount of unnecessary information transmitted for the EUT is reduced. The TSs of an entire broadcast network can be divided. Moreover, neighbouring, or adjacent, TSs (cells) can announce and advertise their content to each other, and further to the EUT. A sub-table (Sub-T) of the TS is sent to the adjacent TS. The preferable embodiments enable the EUT for moving in DVB network in a blinded manner being not specially informed about where or under which cell's coverage the EUT is. However, the EUT is able to obtain the information what content (TSs) is locally available because of the sub-table structure.
Owner:NOKIA CORP
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