32results about How to "Smooth evolution" patented technology

A packet and optical routing equipment exchanges multiplexed optical signals with other equipment in a network and exchanges branch non-packet and packet signals with client equipment. The entering branch non-packet signals are converted into electric signals by a non-packet interface and supplied directly to an electric switching unit, the entering packet branch signals are converted into electric signals, supplied to a packet forwarding module and routed to the electric switching unit. The electric switching unit switches the electric signals toward a WDM interface that converts them into optical signals at selected wavelengths that are added to the multiplexed optical signals. The entering multiplexed optical signals that should be terminated in the equipment are extracted, converted into electrical signals, and electrically switched toward the non-packet interface or the packet forwarding module according to whether they are of non-packet or of a packet type. The switching unit is of configurable type and may switch a variable ratio of electric non-packet and packet signals according to the traffic requirements.

A community antenna system in a closed loop mode and a method thereof are provided, the system includes two groups of pre-weighting processing modules, beamforming modules and antenna arrays connected in turn. The method includes the following processes: performing the pre-weighting processing on a transmission signal respectively according to the channel information corresponding to each of two antenna arrays; determining beamforming weight vectors according to two groups of steering vectors corresponding to the two antenna arrays, and performing weighting processing on the two pre-weighting processed transmission signals respectively to form two directional beams directed to the receiving antenna of a target mobile terminal; and transmitting the two directional beams via two antenna arrays with orthogonal polarization modes respectively.

A packet and optical routing equipment exchanges multiplexed optical signals with other equipment in a network and exchanges branch non-packet and packet signals with client equipment. The entering branch non-packet signals are converted into electric signals by a non-packet interface and supplied directly to an electric switching unit, the entering packet branch signals are converted into electric signals, supplied to a packet forwarding module and routed to the electric switching unit. The electric switching unit switches the electric signals toward a WDM interface that converts them into optical signals at selected wavelengths that are added to the multiplexed optical signals. The entering multiplexed optical signals that should be terminated in the equipment are extracted, converted into electrical signals, and electrically switched toward the non-packet interface or the packet forwarding module according to whether they are of non-packet or of a packet type. The switching unit is of configurable type and may switch a variable ratio of electric non-packet and packet signals according to the traffic requirements.

The invention discloses an e-mail address coding method. The method comprises the steps that an at replacement code is set; according to the set at replacement code, an at symbol substitution operation is executed; and an e-mail address can be converted into a character string which can be used as the username of another e-mail address. The invention further discloses a dual domain cross domain coding method. The method comprises the steps that an at replacement code is set; an at symbol is used as a separator of a dual domain cross domain code; a BaseGUID coding operation is executed; and the dual domain cross domain code is converted into the mode of an E mail address. The invention further discloses a mask domain E-mail address decoding method. Through the method, a hidden E-mail address can be acquired in the username of an E-mail address. The invention further discloses a target account determining method, a transport address setting method and a signaling processing method. The methods can be compatible with Internet communication which carries out addressing based on an e-mail address.

The invention provides a message transmission method and device, and the method comprises the steps that first network equipment receives a first message sent by second network equipment through an inter-system cascading port, adds a first far-end RMT identification to the first message, and obtains a second message; the first network equipment judges whether to carry out the pruning of the second message or not according to the first RMT identification in the second message and the attribute of a transmission port of the second message; the first network equipment carries out the pruning of the second message if the transmission port of the second message is a multi-homing port; the first network equipment deletes the first RMT identification in the second message if the transmission port of the second message is a single-homing port, obtains the first message, and transmits the first message through the single-homing port. The method achieves the high-reliability forwarding of the message in a multi-homing scene.

The invention discloses a network performance detection system. The invention divides a measurement cycle into multiple time slices, and sets a plurality of shadow memories for a state memory, so as to realize starting messages for multiple service flows within the measurement cycle The dyeing operation controls and starts the message dyeing operation of one service flow in each group of service flows in each time slice, marks the dyed message with a system time stamp, and sends the system time stamp to the server. Correspondingly, the invention also discloses a network performance testing method. Through the present invention, the resources of the state memory can be expanded flexibly to meet the network performance test of more service flows.

The invention provides radio frequency remote equipment and a distributed base station. In the distributed base station, while sending an operation, the radio frequency remote equipment receives first standard data and processes the first standard data into first transmission data, the first transmission data is subjected to base band processing to obtain second transmission data, and then the second transmission data is subjected to radio frequency processing to obtain an antenna signal; and while receiving the operation, the ratio frequency remote equipment carries out reverse radio frequency processing on the antenna signal received by an antenna to obtain the second transmission data, the obtained second transmission data is subjected to the reverse base band processing to obtain the first transmission data; and the first transmission data obtained by the reverse base band processing is processed into the first standard data.

A community antenna system in a closed loop mode and a method thereof are provided, the system includes two groups of pre-weighting processing modules, beamforming modules and antenna arrays connected in turn. The method includes the following processes: performing the pre-weighting processing on a transmission signal respectively according to the channel information corresponding to each of two antenna arrays; determining beamforming weight vectors according to two groups of steering vectors corresponding to the two antenna arrays, and performing weighting processing on the two pre-weighting processed transmission signals respectively to form two directional beams directed to the receiving antenna of a target mobile terminal; and transmitting the two directional beams via two antenna arrays with orthogonal polarization modes respectively.

This invention relates to one wireless network layer transfer internet connection system and method, wherein, the system comprises wireless interface network and relative core network, wherein, the said wireless interface network comprises base station element; the wireless interface network function comprises wireless adapter, wireless interface internet servo and wireless gate; the said wireless adapter provides interface control function; the said wireless interface servo is to provide system information broadcast and transfer control function.

The invention provides a wireless frame production method of an evolution system compatible with diverse bandwidth Wimax systems, sub-carrier wave and circulation prefix of the compatible Wimax system are the same as each other, the method comprising the following steps of: (a) determining that number of rapid Fourier inverse conversion should be larger than or equal to sum of IFFT numbers corresponding to each compatible Wimax system; multiplying the number by sub-carrier wave spacing of the Wimax system to obtain sampling frequency; (b) coding N sampling points of the obtained transmission signal and using OFDM technology to modulate so that the frequency range of the evolution system covers the frequency range of each compatible Wimax system; (c) arraying the sampling points carrying information of each compatible Wimax system to the positions correposnidng to the frequency range of respective system, these positions are not superposed mutually; (d) performing IFFT arithmetic to the arrayed sampling points to convert into OFDM symbols, and adding the circulation prefixes having the length same as the Wimax system on the OFDM symbols and then sending out.

The invention discloses an energy efficiency and frequency spectrum efficiency balance method for a micro base station super dense disposition heterogeneous network. The method comprises steps that 1), network model construction, network bandwidth division and frequency spectrum use mode determination are carried out; 2), a signal to noise ratio obtained through association of a mobile user and a macro base station and a signal to noise ratio obtained through association of the mobile user and a micro base station are calculated; 3), a statistics averaging method is utilized to calculate association probability of the mobile user and a nearest neighbor micro base station and an average throughput of a downlink during association of the mobile user and the macro base station and the micro base station; 4), frequency spectrum efficiency and energy efficiency of the network are calculated; and 5), an optimization model for maximizing energy efficiency is established. The method is advantaged in that the method can be applied to a traditional cellular network to realize stable evolution, rapid disposition in a needed macrocellular scene can be realized, network energy efficiency is maximized on the condition that minimum frequency spectrum efficiency and minimum user throughput are satisfied, network capacity is substantially improved, and user service quality is guaranteed.

Disclosed is a passive optical network compatible device, which respectively adopts a first mode and a second mode to restore uplink data of an optical network unit (ONU), and respectively performs differential into single-end processing on the restored uplink data to convert same into single-end data. Down-sampling processing is performed on the single-end data restored adopting the second mode and having been subjected to differential into single-end conversion, to convert same into down-sampled single-end data; A first uplink path and a second uplink path adopt different standards to process the single-end data and the down-sampled single-end data, and performs descrambling and forward error correction (FEC) decoding processing after delimitation is successful, and a processed gigabit-capable passive optical network transmission convergence (GTC) frame is sent. The present invention further discloses an implementation method for a passive optical network compatible device, and an optical line terminal.

The invention discloses a two-layer network structured system and implementing method and the head compressing and lossless migrating methods thereof. Two layers of nodes comprise edge radio station (ERS) and IP access gateway (IAGW), where ERS is formed by cominging NodeB in a three-layer network structured telecom system with radio network controller (RNC). In various protocol entities on the two layers of nodes, PDCP'entity on IAGW comprises head compression module and RLC' protocol entity on ERS comprises lossless migrating module. That is to say, head compression module in PDCP entity moves up to IAGW; lossless migrating module in PDCP entity moves down to radio link control protocol entity on ERS. And the invention also discloses head compression method and lossless migrating method executed in the improved network structure. In the two-layer node structure of network evolution, the invention adopts new user plane protocol stack and can raise service data transmitting efficiency.

Disclosed is a device for providing compatibility with passive optical networks, wherein two uplink burst clock and data recovery units respectively recover received uplink data in accordance with two standards, and respectively transmit the recovered uplink data to their respective uplink delineation, descrambling and forward error correction (FEC) decoding units; then the two uplink delineation, descrambling and FEC decoding units perform delineation on the received recovered uplink data in accordance with two standards, and after the delineation is successful, transmit processed Gigabit Passive Optical Network Transmission Convergence (GTC) frames to a GTC deframing unit; finally, the GTC deframing unit transmits the deframed data to different processing units for processing. Also disclosed are a method for providing compatibility with passive optical networks, an optical line terminal, and a computer storage medium.

The present invention discloses a method for configuring a high-bandwidth orthogonal frequency division system. The method comprises the following steps: A. confirming the system bandwidth and the basic subcarrier distance deltaF; B. setting the subcarrier distance to n times of deltaF according to the bandwidth, n is larger than or equal to 1; C. setting other parameters of the physical layer structure according to the new subcarrier distance confirmed in step B; and D. constructing a frame structure indication according to the parameters in steps B and C and transmitting. The problem of overlarge scale of FFT under high bandwidth can be overcome when the plan according to the invention is adopted.

The present invention discloses a communication method and communication equipment for low-cost user equipment, wherein the method includes: a control station acquires low-cost user equipment information of low-cost user equipment in a communication system; Generate user equipment management policy information; the control station communicates with the low-cost user equipment according to the user equipment management policy information. The present invention solves the problem that the existing network cannot be effectively used for communication of low-cost user equipment, which causes the increase of the investment cost of the telecom operator's network construction, effectively saves the investment cost of the telecom operator's network construction, and maintains stable customers resources while improving communication efficiency.

The present invention provides a message transmission method and device. The method includes: a first network device receives a first message sent by a second network device through an inter-system cascading port, and adds a first message to the first message. The remote RMT identifier is used to obtain the second message; the first network device judges whether it is necessary to configure the Perform pruning processing on the second message; if the sending port of the second message is a multi-homing port, the first network device performs pruning processing on the second message; if the second message The sending port is a single-homing port, the first network device deletes the first RMT identifier in the second message, and sends the first message through the single-homing port after obtaining the first message ; In this way, packets can be forwarded with high reliability in a multi-homing scenario.

A Mobile Agent (MA), a Radio Access Network (RAN), and a network adaptation method are disclosed herein. The MA is connected to an access layer of an air interface protocol stack for a first network and an access layer of a Core Network (CN) interface protocol stack for a second network to adapt and forward signaling messages and data sent by a Mobile Station (MS) of the first network and a CN of the second network. In the network evolution process, the MA achieves backward compatibility of the MS and the network, and enables smooth evolution.

An evolution system, frame compatible with diverse frequency range Wimax systems and a production method thereof are disclosed, sub-carrier wave and circulation prefix of the compatible Wimax system are the same as each other, number N of the evolution system IFFT is determined to be larger than or equal to sum of numbers of IFFTs corresponding to each compatible Wimax system; in accordance with the number and spacing of the sub-carrier wave of the Wimax system, transmission rate of the evolution system is obtained; data points of the signal are transmitted according to the transmission rate as well as coded and modulated; the data points carrying information of diverse frequency range Wimax systems are arrayed at diverse positions of N point IFFT in terms of each system frequency range, these position are not mutually superposed; the arrayed N data points is performed IFFT operation of N point at each time so as to transform to OFDM time frequency symbols, and the circulation prefix having the length same as the Wimax system is added to the OFDM symbols which is then transmitted; a plurality of symbols combine into a frame. The invention enables the terminals of diverse frequency range Wimax systems to be accessible to the evolution system.