58results about How to "Flexible routing" patented technology

The invention discloses a method for realizing equal cost multipath of IP route and a device; wherein the device comprises an ECMP group generation module, a route ECMP configuration module, a route ECMP searching module; the corresponding method has the following steps: the ECMP group generation module configures the number of members of the ECMP group and determines the number of groups of the ECMP group; the route ECMP configuration module averagely writes all next hop outlets of a load sharing module into the ECMP groups and sets corresponding ECMP groups for IP address network segments which need ECMP routing; when ECMP routing is carried out on data, the route ECMP searching module carries out Hash calculation on target IP addresses of the data, and then uses the Hash calculation values to carry out modulo on the number of members of the ECMP groups and adds base addresses of the ECMP groups corresponding to the data to obtain the next hop outlet, and finally transfers the data from the next hop outlet. With the method and the device of the invention adopted, data can be conveniently, flexibly and uniformly routed to opposite terminal equipment.

The invention discloses a landslide disaster remote monitoring system, and relates to a landslide monitoring system. The structure of the landslide disaster remote monitoring system comprises the following: a rainfall sensor node (100) and an infrared displacement sensor node (200) are connected with a convergent node (300) respectively to form a wireless sensing network (700), and the wireless sensing network (700), a GSM / GPRS network (800), a terminal GSM / GPRS module (400), a terminal processor (500), and a GIS display screen (600) are connected in turn. The landslide disaster remote monitoring system is used for real-time monitoring of actual rainfall intensity and rainfall duration of landslide and collapse areas, state information of landslide and collapse, and sliding information of dangerous rocks, can objectively and comprehensively monitor and evaluate the rainfall threshold of critical landslide, the evolutive process and the state of landslide, and the landslide and collapse level, and provides a novel real-time monitoring path for landslide and collapse early alarm.

The invention relates to a method for manufacturing a dual-layer sandwich metal base PCB (printed circuit board) with high thermal conductivity. According to the method, a copper base or aluminum base is used for replacing the FR4 insulation material base or ceramic base in the prior art. According to the invention, the high terminal conductively of metal is utilized, so that heat threats to most electronic power devices and an LED (light emitting diode) on the PCB can be greatly reduced or eliminated, thus the lowest running temperature, greatest luminosity and longest service life of the LED can be ensured, therefore, the PCB is an ideal carrier board for the electronic power devices and an LED array.

A single memory automated test equipment (ATE) system having multiple pin segments with dynamic pin reallocation. Each pin segment having a length 2n is coupled to the single memory by a parallel in / parallel out shift register that also has a length 2n. The single memory is used to store both parallel data vectors and serial data vectors. Each output of the shift register is coupled to one pin of the corresponding pin segment. Selected, e.g., every other output of the shift register is also coupled to a data selection circuit associated with each pin of the pin segment. The contents of the shift register may be divided into a number of equal length serial data streams. The data selection circuit provides for coupling any serial data stream from the shift register to any pin within the pin segment, and for coupling a single serial data stream to more than one pin.

Provided is a rapid rerouting method and device and a transmission network. The method comprises that aimed at a main forwarding node in an end-to-end main path, a standby forwarding node that satisfies conditions is inquired in an end-to-end standby path and used as a backup forwarding node of the main forwarding node, and no intermediate cross node exists between the main path and the standby path; and interface information of the backup forwarding node is sent to the main forwarding node, so that when the main forwarding node detects that a next main forwarding node has a fault or a network link between the main forwarding node and the next forwarding node has a fault, the main forwarding node switches an IP message from one end to the backup forwarding node according to the interface information of the backup forwarding node, and the backup forwarding node is used as an initial forwarding node in the standby path to transmit the IP message to the other end. Thus, rapid rerouting for IP messages in a finer granularity and higher flexibility can be realized.

The invention belongs to photoelectric material technical field, and specifically relates to a spiral fluorine oligomer containing a non-benzene aromatic ring and polymer material and preparation method thereof. The compounds are formed by introducing a non-benzene aromatic ring into highly effective luminous fluorene system through a spirane structure. The advantages of the compounds lie in that (1) the synthesis is convenient and easy, and further products modification can be carried out; (2) the compounds have high spectral stability.

A wavelength router that selectively directs spectral bands between an input port and a set of output ports. The router includes a free-space optical train disposed between the input ports and said output ports, and a routing mechanism. The free-space optical train can include air-spaced elements or can be of generally monolithic construction. The optical train includes a dispersive element such as a diffraction grating, and is configured so that the light from the input port encounters the dispersive element twice before reaching any of the output ports. The routing mechanism includes one or more routing elements and cooperates with the other elements in the optical train to provide optical paths that couple desired subsets of the spectral bands to desired output ports. The routing elements are disposed to intercept the different spectral bands after they have been spatially separated by their first encounter with the dispersive element.

A resource board for a circuit emulator holds programmable logic devices (PLDs) and other emulation resources such as random access memories (RAMs) and employs both hard-wired and network-based virtual signal paths to flexibly route signals between the emulation resources on the resource board and resources mounted on other resource boards, workstations and other external equipment. The resource board also provides the logic and balanced signal paths needed to deliver clock signals to the PLDs and reduces the number of signals needed to communicate with external test equipment by implementing much of the pattern generation and data acquisition functionality needed to test an emulated circuit.

Retroreflecting elements adapted for use in two-by-two optical routing elements. Each retroreflecting element is configured to selectively retroreflect two optical rays. A first reflective surface, such as may be provided by a mirror, is inclined with respect to a reference plane. A second reflective surface, such as may also be provided by a mirror, is opposed to and inclined with respect to the first reflective surface. The two surfaces are configured for rotation about an axis to multiple positions such that in a first position, a first ray is retroreflected along a first path and second ray is reflected along a second path, and in a second position, the first ray is reflected along the second path and the second ray is reflected along the first path.

The present invention realizes an Optical Line Terminal (OLT) in an optical access network and a data signal sending method for the optical access network in which the reliability of the network can be assured without increasing the cost of facility investment. The OLT comprises a multiplex control unit for providing a communication path to be used commonly for transmitting data signals for subscriber terminals to communicate with the network, a plurality of optical network interface units, each accommodates the subscriber terminals and provides either a first path connected to the network for transmitting the data signals individually or a second path connected to the multiplex control unit for transmitting the data signals to the network commonly with data signals from other subscriber terminals accommodated in other optical network interface unit, and a path selection control section, which determines for every optical network interface unit to select either the first path or the second path on the basis of path class information in a path management table in which respective path class information for every optical network interface unit have been predetermined and set.

The present invention realizes an Optical Line Terminal (OLT) in an optical access network and a data signal sending method for the optical access network in which the reliability of the network can be assured without increasing the cost of facility investment. The OLT comprises a multiplex control unit for providing a communication path to be used commonly for transmitting data signals for subscriber terminals to communicate with the network, a plurality of optical network interface units, each accommodates the subscriber terminals and provides either a first path connected to the network for transmitting the data signals individually or a second path connected to the multiplex control unit for transmitting the data signals to the network commonly with data signals from other subscriber terminals accommodated in other optical network interface unit, and a path selection control section, which determines for every optical network interface unit to select either the first path or the second path on the basis of path class information in a path management table in which respective path class information for every optical network interface unit have been predetermined and set.

The present invention belongs to the field of organic photoelectronic information material cy, and is especially one kind of high stability double spiro organic electronic material and its preparation process. This kind of compound contains double spiro structure module, which contains structural chain for increasing dissolubility, obstructing chromophore aggregation or increasing stability, contains non-conjugate, semi-conjugate or completely conjugate nuclear structure with four chemical bonds, and spiro center elements of C, Si or Ge. The present invention has the advantages of flexible synthesis path; effective regulation of the photoelectronic properties of the material with substituted radical, such as fluoro and dithiosulfone radical; and high configuration stability and environment stability, such as hindered amine structure. This kind of material may find their wide application in organic plate display, photovoltaic cell, field effect tube, etc.

The invention provides a data transmission method and device for a network-on-chip NOC and electronic equipment, and is used for solving the problems that in the prior art, when a many-core chip adopts the NOC to carry out communication between cores, the expenditure is huge, the power consumption is high, and the transmission efficiency is low. The method comprises the steps that a first networknode receives a data packet, and the data packet comprises a destination address which is used for representing the relative positions of a target network node and the first network node in NOC; In response to determining that the first network node is not the target network node, the first network node modifies the destination address in the data packet according to a preset propagation direction; and the first network node sends the modified data packet to a network node adjacent to the first network node according to the preset propagation direction, wherein the adjacent network node is a new first network node.

This invention belongs to photo-electricity field, particularly a kind of thiophene spiral ring material and its preparation method, and its application in organic flat plate display, photo-volt cells, organic field effect tube and laser etc. organic electron field. This kind of compound introduces thiophene and functional thiophene in to conjugate semi-conductor material through spiral ring structure. The virtue are: (1) the synthesis is convenient and easy to get, and may be further modified; (2) may effectively realize photo-electricity property of modulate material; (3) with the virtue of high spectrum stability of spiral difluorene structure. The luminescence apparatus incurred by electricity prepared with this invent material has satisfaction result in brightness and luminescence efficiency. Thiophene spiral ring will be a potential commercialised photo-electricity material.

Apparatus for use in a communications satellite to select signals in a first frequency range from a received multiplexed signal comprises a first mixer arranged to mix the received signal with a first local oscillator LO signal to down-convert the received signal so that a signal within the received signal at a centre frequency of the first frequency range is converted to an intermediate frequency IF, a bandpass filter arranged to filter the mixed signal such that the filter bandwidth defines the width of the first frequency range, the bandpass filter having a passband with a centre frequency at the IF, and a second mixer arranged to mix the filtered IF signal with a second LO signal to up-convert the IF signal to the output frequency range. One of the first and second LO signals is a mixed LO signal obtained by mixing the other one of the first and second LO signals with a third LO signal, and the output frequency range is different to an input frequency range in which the multiplexed signal was received. The first LO signal is controllable to change the frequency that is converted to the intermediate frequency by the mixer, to select a different frequency range as the first frequency range. A system is also disclosed for flexibly routing signals in a communications satellite. The system comprises an input arranged to send the received signal to each one of a plurality of frequency-conversion modules comprising the apparatus, a plurality of amplifiers for amplifying converted signals outputted by the frequency-conversion modules, and an output module arranged to receive the amplified signals and form a plurality of downlink beams, each downlink beam including one or more of the amplified converted signals. The amplifiers can be variable-power amplifiers to amplify each converted signal to a transmit power according to the bandwidth occupancy. The system can be used in forward or return path payloads.

The embodiment of the invention provides a user plane data processing method and device. Through differentiation of uplink / downlink PDU flows, a one-to-one mapping relation between the uplink / downlinkPDU flows and radio bearers is changed, so the signaling process complexity is effectively reduced, and the flexible routing is supported. The processing method comprises the steps that an access device determines information for identifying the uplink / downlink PDU flows and correlation information of the uplink / downlink PDU flows; and the access device identifies the uplink / downlink PDU flows ina PDU session according to the information for identifying the uplink / downlink PDU flows and the correlation information of the uplink / downlink PDU flows, thereby differentiating different uplink / downlink PDU flows.

The present invention belongs to the field of photoelectronic material science and technology, and is especially one kind of materials containing hindered amine structure unit and its preparation process and application in organic electronics field. Each of these materials includes two parts of organic conjugated skeleton chain and hindered amine group, where, the organic conjugated skeleton molecular structure consists of conjugated oligomer with alkyl radical and polymer. These materials may be used as the stabilizer for organic material with high oxygen, heat, light and ultraviolet stability, especially the stabilizer for organic electronic material and photoelectronic material. These materials may be used also as carrier transmitting material, light emitting material, conducting material, etc. widely.

The invention provides a storage structure and a forming method thereof, wherein the storage structure comprises a substrate, a plurality of channel structures formed on the substrate, and a plurality of grid structures matched with the channel structures mutually, wherein each channel structure comprises multiple single crystal semiconductor layers and multiple oxide layers, which are alternatively stacked on the direction vertical to the substrate, at least one oxide layer is a single crystal oxide layer, and each grid structure comprises a grid dielectric layer adjacent to the channel structures and a grid layer adjacent to the grid dielectric layer. The storage structure has the advantages of simple preparation process, low cost, high reading-writing speed and high storage density.

The invention discloses an integrated power module and smart power module for motor drive. The integrated power module includes a lead frame which is provided with a plurality of die pads and a plurality of pins and further includes a plurality of high-side transistors, a plurality of low-side transistors, a first gate driving chip, a second gate driving chip and an auxiliary module which are fixed to the die pads, wherein the first gate driving chip is used for providing gate driving signals for the plurality of high-side transistors, the second gate driving chip is used for providing gate driving signals for the plurality of low-side transistors, and the auxiliary module is disposed between the first gate driving chip and the second gate driving chip. The integrated power module uses theauxiliary module for improving the chip layout and routing in the integrated power module so as to improve the reliability of the integrated power module and improve the production yield and efficiency.

The invention discloses a service equipment switching network and method, implementing service-layer switching, where service interactive mode can independent of service implementing mode. And it provides routing for service interaction between service servers by service router and service information center stored with service routing information; makes dispatching and policy control of various services in the whole network by service control center; provides service-layer protocol translation service for communication between service servers by service translator; and the service router authenticates as receiving server interaction request.

The present present invention discloses a system, device and method of a short message routing, which is used for solving the problem of the prior art that the short message from the CS domain to the IMS domain cannot realize a flexible route by use of the original routing manner of the IMS domain. The system of the present present invention includes a short message gateway SMS-MGCF for translating the short message send from the CS domain and performing the called route addressing and transmitting for the translated short message; an I-CSCF for obtaining the address of the called belonging S-CSCF and transmitting the short messaged send from the SMS-MGCF to the S-CSCF; and an S-CSCF fro transmitting the short message from the I-CSCF to the called one. By use of the original routing manner of the IMS domain, the present present invention realizes the routing of the short message from the CS domain to the IMS domain.

An advanced extensible interface (AXI) bus is disclosed. 2×2 AXI crossbars are used as basic units; each including two slave interfaces and two master interfaces; an N2 full Mesh fabric is built by using the basic units, so that each slave interface on one basic unit is connected to a master interface on another basic unit to form a first path. A data transmission method includes: receiving, through a master interface of a basic unit, a data packet sent by a master device; sending, through a slave interface of the basic unit, the data packet to a destination slave device by using an AXI bus; receiving, through the slave interface of the basic unit, a response packet returned by the destination slave device, where the basic units are 2×2 AXI crossbars and the AXI bus is based on an N2 full mesh fabric built by using the basic units.

A wavelength router that selectively directs spectral bands between an input port and a set of output ports. The router includes a free-space optical train disposed between the input ports and said output ports, and a routing mechanism. The free-space optical train can include air-spaced elements or can be of generally monolithic construction. The optical train includes a dispersive element such as a diffraction grating, and is configured so that the light from the input port encounters the dispersive element twice before reaching any of the output ports. The routing mechanism includes one or more routing elements and cooperates with the other elements in the optical train to provide optical paths that couple desired subsets of the spectral bands to desired output ports. The routing elements are disposed to intercept the different spectral bands after they have been spatially separated by their first encounter with the dispersive element.

The invention provides a base station multichannel phase synchronization device, a base station multichannel phase synchronization method and a base station, and the base station multichannel phase synchronization device comprises a plurality of channels, a clock circuit and a calibration circuit. Each channel is provided with a local oscillator circuit used for generating a local oscillator signal, and the clock circuit is connected with each channel to provide a clock signal for each channel. The calibration circuit is used for obtaining the phase difference of each channel relative to the reference channel and performing phase calibration on each channel based on the phase difference. According to the multi-channel phase synchronization device of the base station, each channel is independently provided with the local oscillation circuit, and all the channels share one synchronous clock. Therefore, the phases of the channels are synchronized to a certain extent through the common clock reference. Moreover, because the clock signal frequency is low and the insertion loss is small, an amplifier does not need to be arranged, the influence of stray does not need to be considered toomuch, the overall structure of the base station is effectively simplified, and the problem of multi-channel phase synchronization of the base station is solved.

The invention discloses a multi-circuit circuit selection method. The multi-circuit circuit selection method comprises receiving a data packet sent from an access user and determining whether the access user is successfully authenticated or not; extracting a corresponding IP (Internet Protocol) address from the data packet and obtaining an authentication method and user attributes corresponding to the IP address when the access user is successfully authenticated; matching a circuit corresponding to the access user according to the authentication method and the user attributes and sending the data packet through a network exit corresponding to the circuit. The invention also discloses a multi-circuit circuit selection device. According to the multi-circuit circuit selection method and device, the circuit corresponding to the access user is matched through the IP address of the access user and the corresponding authentication method and user attributes and accordingly the limitations of multi-circuit circuit selection are reduced and the circuit selection can be flexible in comparison with a method that the circuit selection is performed on the access user through the IP address simply.

Monitoring on pouring compactness of self-compacting concrete in a large-scale structural module wall of an AP / CAP serial three-generation nuclear power plant is the construction difficult problem which is not completely effectively solved so far and currently, a method for determining compactness of the concrete in a large-scale structural module mainly adopts ultrasonic detection. Experiments prove that an ultrasonic detection result is not ideal very much due to complex structures inside the structural module, such as a shear concrete stud and a section steel, and a heterogenous material forming the concrete. Moreover, ultrasonic detection equipment is large, is difficult to place in a narrow space, is unsuitable to monitor in the construction process and is mostly detected afterwards; if the condition that the concrete is not compact is generated, the rework is difficult. A method disclosed by the invention adopts a mode of detecting a current or a resistance through a closed circuit loop, can monitor the compactness condition and timely rectify in the pouring process and has the advantages of simplicity and sensitivity for operation, accurate result and the like.

The present invention discloses a coplanar waveguide feeding-based semi-ring-shaped surface wave transmission line and power splitter. The transmission line comprises a dielectric substrate, a first coplanar waveguide, a second coplanar waveguide, a first transition structure, a second transition structure and a semi-ring-shaped surface wave structure; the first coplanar waveguide, the second coplanar waveguide, the first transition structure, the second transition structure and the semi-ring-shaped surface wave structure are arranged on the same layer of the dielectric substrate; the first coplanar waveguide and the second coplanar waveguide are in bilateral symmetry; the first transition structure and the second transition structure are in bilateral symmetry; the first coplanar waveguide is connected with the left end of the semi-ring-shaped surface wave structure through the first transition structure; and the second coplanar waveguide is connected with the right end of the semi-ring-shaped surface wave structure through the second transition structure. With the transmission line and power splitter of the invention adopted, the conversion of TEM waves to surface waves can be realized under a condition that the dielectric substrate has no bottom metal ground, and electromagnetic waves can be transmitted with low loss.

The invention provides a message routing method and device for a payment system. The method includes the following steps: determining a transfer node of a to-be-forwarded message according to a determined receiving node of the to-be-forwarded message and a preconfigured relationship between the receiving node and the transfer node; determining all remote queues of the transfer node of the to-be-forwarded message according to the determined transfer node of the to-be-forwarded message, the identifier of the to-be-forwarded message and a preconfigured relationship of the message identifier, thetransfer node and the remote queue identifier; collecting the queue attribute of each remote queue, and calculating the queue selection priority of each remote queue according to the queue attribute of each remote queue; and determining an optimal remote queue according to the queue selection priority of each remote queue, and routing the to-be-forwarded message to the receiving node of the to-be-forwarded message through the optimal remote queue. The technical scheme improves the accuracy and flexibility of message routing, and ensures the efficiency and security of message transmission of the payment system.