106 results about "Mixed services" patented technology

A profile includes an indication of one or more topics of interest. A mixing server is configured to create a custom media channel based on the profile. A playback application is configured to provide the custom media channel upon a request from a user, wherein the custom media channel includes more than one item of multimedia content.

Systems and methods for allocating media assets to a plurality of transport streams in a mixed service system to allow simultaneous receipt of at least two media assets using a single stream selector are provided. The mix-service content delivery system comprises a content delivery server comprising control circuitry. At a first time, the first instance of the at least two media assets may be allocated to different transport streams. A user request to simultaneously receive the at least two media assets may be received. A viewing history based on the user request may be generated during a predetermined time period. At a second time after the first time, the control circuitry may allocate a second instance of the at least two media assets to a same transport stream of the plurality of transport streams. The allocations may be determined based on the generated viewing history.

The invention discloses a method and a device for testing performance of a memory device. The method comprises the following steps: reading a default configuration file; creating a virtual user according to the operation behavior information, which is designated by the configuration file, of the virtual user, and generating an operation request corresponding to the virtual user; sending the operation request to a source pool according to a calling mode which is designated in the configuration file, wherein the source pool is used for storing the data index of the data which is stored in the memory device, and the type of the data index corresponds to the data type which is accessed by the virtual user; establishing connection between each virtual user and the corresponding index in the resource pool through a port according to the operation request, and triggering each virtual user to execute corresponding operation on the data which corresponds to the connected data index; and acquiring and recording the performance information which is generated in the operation process. The method and the device for testing performance of the memory device can realize the test of the memory device under the condition of different services and realize the test under the condition of mixed services.

The present invention relates to network transmission technologies, and provide a Generic Framing Procedure (GFP)-based add/drop multiplexing (add/drop multiplexing) method, apparatus and system to improve add/drop multiplexing utilization, in which multiple Gigabyte Ethernet (GE) connections among multiple nodes are multiplexed in GFP to a byte synchronous interface for transmission, wherein a bandwidth of the byte synchronous interface is smaller than a sum of peak bandwidths of the group of GE connections borne on the byte synchronous interface; statistical multiplexing is carried out on effective data borne on the multiple GEs by means of buffers, and the effective data are treated by priority in the case of network congestion. The present invention implements statistical add/drop multiplexing for multiple data services in various types, and can be used in implementing a statistical ADM for diverse data services in burst mode, even a statistical ADM for multiple mixed services.

The invention discloses a method for optimizing resources of a static-dynamic mixed service in a three-layer network, which mainly solves the problem of transmission of the static-dynamic mixed service resource in the three-layer network, and comprises the following steps of: 1) inputting three-layer network topology information and a static service matrix; 2) taking a priority routing algorithm of request bandwidth total maximum as static service routing; 3) taking an ant colony optimization-based integrated routing algorithm as dynamic service routing; 4) determining whether to call an interlayer or intralayer resource optimization method or not according to grade parameters of the dynamic service and the joint routing result; 5) performing network periodic triggering on the global resource scheduling and optimizing method based on the adaptive period of the load intensity; and 6) carrying out the algorithm running result. In the invention, by introducing transport network layering,the ant colony optimization-based dynamic service joint routing algorithm, an interlayer resource coordination mechanism and a tabu search-based static service re-grooming method, global network resource optimal utilization is improved, the false rejection rate of a user connection request is reduced, and the requirement of end-to-end quality of service (QoS) is met.

The invention discloses an optimization method for embedding cost of a mixed service function chain. The method comprises the steps of obtaining a service function chain and a network topology graph;converting the service function chain into a layered directed acyclic graph; taking an initial node of a network stream as a start node, searching candidate subsolutions of a first network function parallel layer in the network topology graph, and establishing a subsolution tree; taking a tail node of an upper layer as the start node, searching the candidate subsolutions of the follow-up network function parallel layers in the network topology graph, and correspondingly inserting the subsolutions into the subsolution tree, thereby obtaining a target subsolution tree; on the basis of leaf nodesin the target subsolution tree, obtaining an acyclic path from each leaf node to a root node, and taking the acyclic paths as candidate solutions; and calculating the total cost of the candidate solutions corresponding to all leaf nodes, and screening the candidate solution with the lowest cost as an embedding scheme of the service function chain. According to the method, on the premise that thenetwork capacitor limit is not exceeded, the optimum design of the embedding cost is realized, and the embedding cost of the service function chain is reduced.

The invention discloses a method for determining the business priority for a high-speed downlink package access (HSDPA) system, and relates to a mixed business scheduling technology in the HSDPA system. The technical proposal adopted is put forward to improve the service quality under the condition of mixed services of three types, which is to determine the scheduling priority at least according to the priority indicator parameter of the scheduling service and the priority parameter determined by the Proportional Fair Scheduling (PFS). The invention simultaneously discloses a device of achieving the method, which is to schedule the services according to the priority determination method. The invention further discloses a scheduling device based on the scheduling method. The invention enhances the service quality of HSDPA system.

The hybrid business resource allocation method in FDM system comprises: presenting a service quality satisfaction level criterion based on optimal physical and data linkage layers; with this criterion, according to active user number, server quality request and received service utility function value in every time slot, deciding user PRI, and allocating adaptively sub-carrier to user with high PRI. This invention can meet user service request and ensures fairness.

The invention discloses a method and device for optimizing wireless volumes of cells. The method comprises the following steps of: carrying out weighted average on the service volumes of mixed services of which the call loss is a preset value in a plurality of cells of which the half rate thresholds are preset half rate thresholds; determining the volume required by each cell in the plurality of cells according to a weighted average result; and carrying out volume optimization on each cell according to the volume required by each cell. Through the invention, the actual volume requests of the cells can be determined on the basis of the actual mixed service volumes, which ensures that an optimized result is closer to the requests of the cells, and the complexity of the volume optimization is reduced, thus the invention can be suitable for actual application.

The grouping schedule method for varied parameters in real-time mixed business environment comprises: determining the schedule PRI for parameters, and deciding the optimal parameter value for exact business based on business QoS fair schedule criterion; then, calculating PRI of all grouping sequences; finally, grouping and scheduling according to PRI order. This invention can construct fairer schedule PRI function according to application requirement and type, and then improves system capacity.

The invention discloses a radio resource management method used in enhanced multimedia multicast/ broadcast service, which is characterized in that under an enhanced multimedia multicast/ broadcast mixed service scene, a user feeds back a user requirement factor to a base station; the base station sequences based on service numbers according to the accumulated result of service conditions of eachservice in the user requirement factor fed back by the user to form the control surface signaling of a service requirement factor, a multicell/ multicast coordination entity uses the service requirement weight determined by the service requirement factor to schedule mixed services; and a multicell/ multicast coordination entity sets a reasonable service statistical multiplexing threshold to introduce a resource allocation mode based on service statistical multiplexing. On the basis of not affecting the packet loss rate of nonguaranteed bit rate bearer service, the method can improve multicastto ensure the satisfaction of bit rate bearer service users, and can improve the throughput of guaranteed bit rate bearer service under a mixed service application scene, thereby using radio resources more reasonably.

The invention relates to a communication system and a communication business processing method. The system comprises at least a communication module, each which includes a data processing unit, at least two business interface units and connecting unit connects the data processing unit and the business interface unit. The data processing unit provides at least two data interfaces, which are connected with the business interface unit respectively via the connecting unit and access to data processing unit, wherein the business from the business interface unit are processed. When one or more business interface units are pulled out, the data processing unit can also provide remaining tasks to avoid the idleness of the data processing unit; at the same, a plurality of business interface units support multiple business to make one data processing unit support multiple business (mixed service); meanwhile, the processing capacity of data business is enlarged or reduced by increasing or decreasing the number of business interface units.

Based on CDMA self-interference principle, building mathematic model of mixed service obtains solution of upward received power after power rising of each service so as to calculate out upward received total power of system. Comparing the total power value with admission control threshold determines whether the preset calling request can be accepted. The method is not dependent on the measured value for system upward total received power reported from base station so as to prevent inference of measured error. Moreover, the method is very suitable to condition, in which ratio of signal to noise is changed in real time.

The invention discloses a user grouping and resource allocation method for a wireless relay network, which is applied to a multi-user uplink multi-address access relay communication system. In each TTI (Transmission Time Interval), users activated in cells are scheduled, and the users are divided into a base station service area group, a relay service area group and a mixed service area group according to the average received power information of downlink pilot signals received by the activated users. System available resources are allocated to each user group, the resources acquired by each group form a resource set corresponding to the user group, and different resource allocation modes can be adopted for different user groups. Different priorities are set for each user group, and resources are preferentially allocated to the users in the user group with a high priority; and when the resources in the resource set of the user group with a high priority are insufficient, the shared resources of a user group which has a low priority and is adjacent to the user group with a high priority are allocated to the users in the user group with a high priority.

The invention discloses a sewage low temperature nitrogen removal method used for a BBR sewage treatment process. The method includes the steps of: 1. letting sewage enter a thick grid well to remove large volume pollutants; 2. intercepting impurities and large particle substances by fine grids of a fine grid well; 3. precipitating precipitates in water by a grit chamber; 4. adding a nutrient solution into the grit chamber by a nutrient solution adding device; 5. preliminarily removing chemical oxygen demand, ammonia nitrogen and total nitrogen from bacillus microorganisms in a contact body device; 6. removing the remaining chemical oxygen demand, ammonia nitrogen, total nitrogen and phosphorus from the sewage; 7. refluxing secondary sedimentation tank sludge into a mixed service reservoir and to the front end of a biochemical tank through a sludge reflux pump; and 8. letting the secondary sedimentation tank effluent flow into an ultraviolet disinfection channel and then conducting discharging through an effluent metering tank. With the technical scheme provided by the invention, during low temperature nitrogen removal, the system investment and running cost can be saved.