120results about How to "Improve service reliability" patented technology

Several novel watermarking and fingerprinting applications—and related improvements—are disclosed. Some relate to advertising. These include techniques for replacing broadcast advertising with other advertising; inserting advertising based on a viewer's ad-viewing history; triggering insertion of advertising based on fingerprint data derived from compressed video content; and discontinuing advertising when a threshold amount of advertising has apparently been viewed. A great number of other features and technologies are also detailed.

Improved assemblies, systems, and methods provide an implantable pulse generator for prosthetic or therapeutic stimulation of muscles, nerves, or central nervous system tissue, or any combination. The implantable pulse generator is sized and configured to be implanted subcutaneous a tissue region. The implantable pulse generator includes an electrically conductive case of a laser welded titanium material. Control circuitry is located within the case, the control circuitry including a rechargeable power source, a receive coil for receiving an RF magnetic field to recharge the power source, and a microcontroller for control of the implantable pulse generator. Improved assemblies, systems, and methods also provide a stimulation system for prosthetic or therapeutic stimulation of muscles, nerves, or central nervous system tissue, or any combination. The stimulation system provides at least one electrically conductive surface, a lead connected to the electrically conductive surface, and an implantable pulse generator electrically connected to the lead.

Improved assemblies, systems, and methods provide an MES processor for acquisition and processing of myoelectric signals from muscles, nerves, or central nervous system tissue, or any combination. The MES processor is sized and configured to be implanted subcutaneous a tissue region. The MES processor includes an electrically conductive case of a laser welded titanium material. Control circuitry is located within the case, the control circuitry including a rechargeable power source, a receive coil for receiving an RF magnetic field to recharge the power source, and a microcontroller for control of the MES processor. Improved assemblies, systems, and methods also provide an acquisition and processing system for sensing myoelectric signals from muscles, nerves, or central nervous system tissue, or any combination. The acquisition and processing system provides at least one electrically conductive surface, a lead connected to the electrically conductive surface, and an MES processor electrically connected to the lead.

Improved assemblies, systems, and methods provide an electrical signal processor for acquisition and processing of electric signals from tissue. The electrical signal processor is sized and configured to be implanted in subcutaneous tissue. The electrical signal processor includes an electrically conductive case of a laser welded titanium material. Control circuitry is located within the case, the control circuitry including a rechargeable power source, a receive coil for receiving a first radio frequency wireless telemetry to recharge the power source, and an antenna for receiving a second radio frequency wireless telemetry for communication with the electrical signal processor.

The present invention relates to a method for connection establishment in a system comprising multiple radio access networks for accessing core network services. A terminal is registered via a first radio access network to an element providing access to circuit-switched core network services. Establishment of a connection via the first radio access network to the element is requested for accessing circuit-switched core network services. As a response to detecting a failure in the establishment of the connection via the first radio access network, attachment to the element via the first radio access network is released and a connection establishment procedure for accessing circuit-switched core network services via a second radio access network is initiated.

A preamble transmission method for a wireless communication system is provided for improving the probability of successful transmission and reducing unnecessary retransmission power consumption. The preamble transmission method of the present invention calculates an initial transmission power; transmits a preamble with the initial transmission power through a random access channel; if an acknowledgement is received in response to the preamble, starts transmission of data; and if no acknowledgement is received in response to the preamble—calculates a retransmission power, and retransmits the preamble with the retransmission power.

A broadcast playback method includes receiving a first format of a broadcast stream transmitted by a broadcast station over a first radio network, playing the first format of the broadcast stream through demodulation and decoding processes, receiving a second format of the broadcast stream over a second radio network when the first radio network is unavailable, and playing the second format of the broadcast stream.

The invention relates to the communication field, and discloses an SRS (sounding reference symbol) and periodical CSI (channel state information) transmission and indication method, an apparatus thereof and a system thereof. The method comprises the following steps: an SRS and periodical CSI feedback mechanism in an LTE-A (long term evolution-advanced) system is made afresh, which means that according to received configuration information from a base station side, UE determines a transmission SRS or transmission periodical CSI in an uplink subframe configured with SRS transmission. In this way, a situation that the SRS is discarded excessively when an SRS is conflicted with a periodical CSI in a same uplink subframe is avoided, the base station can timely obtain uplink channel information, accuracy of system uplink scheduling is raised, and service reliability of the system is raised. The invention discloses corresponding apparatus and system simultaneously.

The invention relates to a method, a bandwidth broker and an edge node for providing a predefined quality of service between two communication partners, wherein the quality of service is provided by means of a plurality of connections and a decentralised admission control.

Provided is an access method which is carried out by a terminal in a wireless communication system. The method comprises: obtaining system information from a target cell; determining whether system information for extended access barring (EAB) has been scheduled to the system information; determining whether EAB information is included in the system information for the EAB, when the system information for the EAB has been scheduled; and determining whether to bar access to the target cell on the basis of the EAB information when the EAB information is included.

The invention discloses a method for deploying services. The method comprises the steps that a service access network sends a service deploying request to a service manager; the service manager dispatches resources and sends the resource dispatching result to the service access network according to the service deploying request, the present operation state of a system and the resource utilization information provided by a virtual platform; the service access network forwards the resource dispatching result to the public network. The invention further discloses the service deploying system. The service deploying and the cloud node resource utilization situation are combined, service using and cloud platform resource utilization are coordinated from the aspect of service deployment, the service operation situation and loads of cloud nodes are comprehensively taken into consideration to upgrade, suspend, delete the services, and the cloud node resources are distributed again. Under the situation that the service manager is abnormal, service management is carried out through the network sharing technology and the thermal migration technology, so that the good effects of improving the service reliability and resource utilization efficiency are achieved, and the performance of the system is improved.

The invention provides a light high-strength buoyancy material and a preparation method thereof. The material comprises the following components in part by weight: 100 parts of low-viscosity epoxy resin, 5 to 10 parts of thermoplastic resin, 16 to 48 parts of hollow microspheres and 10 to 20 parts of curing agent. The preparation method comprises the following steps of: (1) putting 100 weight parts of epoxy resin and 5 to 10 weight parts of engineering plastic into a reaction kettle, and performing prepolymerization reaction on the epoxy resin to obtain epoxy resin prepolymer; and (2) adding 16 to 48 weight parts of hollow microspheres treated by a silane coupling agent and 10 to 20 weight parts of curing agent into 48 to 90 weight parts of epoxy resin prepolymer, uniformly mixing, putting into a vacuum drying oven, vacuumizing, kneading the mixed material by using a grinder, defoaming in vacuum, curing for forming, putting the formed material into a drying box, heating to the curing temperature of an epoxy resin system, and thus obtaining a finished light high-strength buoyancy material product. The material meets the requirements of a deep ocean material on density and strength and the requirements of ocean development and submarine exploration.

The invention provides an access control method of a vehicle-mounted intelligent terminal. The access control method of the vehicle-mounted intelligent terminal comprises the steps as follows: a running state of a vehicle is detected, and signal strength of a wireless local area network and a mobile telecommunication network is detected; according to the running state of the vehicle and detected signal strength, one wireless access network is selected to establish wireless connection based on a default access control rule, and the wireless access network comprises the wireless local area network, the mobile telecommunication network and a vehicle private network; and the internet is accessed through the selected wireless access network, and data transceiving is performed with the vehicle networking service center.

The invention belongs to the technical field of an antenna, and discloses an automatic-resilient, reconfigurable, satellite-borne and expandable antenna. The automatic-resilient, reconfigurable, satellite-borne and expandable antenna is provided with a central cylinder, a plurality of variable parabolic radiation ribs and a thin film reflection surface, wherein the plurality of variable parabolic radiation ribs are wound around the central cylinder, and the thin film reflection surface is folded among the variable parabolic radiation ribs which are in winding states in an annular concave-convex shape. With the adoption of the variable parabolic radiation ribs manufactured from an enhanced polymer, an expansion structure is only provided with the variable parabolic radiation ribs and the carbon fiber central cylinder which can be wound, the automatic-resilient, reconfigurable, satellite-borne and expandable antenna is simple in structure, the automatic-resilient function can be achieved, a complicated folding and unfolding structure comprising the central cylinder and a gear transmission mechanism of a traditional winding rib antenna is not needed, and the service reliability of the antenna is improved; a shape memory actuator layer is attached onto a back surface of a reflection film, deformation trends under a space thermal radiation effect offset with each other, thermal deformation of a film surface under the space thermal radiation effect is effectively reduced, and the on-rail accuracy of the reflection film surface is improved; and by employing a honeycomb structure, and the weight of the antenna also can be effectively reduced.

It is an object of the present invention to provide a golf simulation apparatus and a method for the same, which reproduce the trajectory of a golf ball hit by a golfer to give a sense of reality to the golfer by identifying a current golf club and applying information about the identified golf club in a simulation result, the object can be accomplished by the provision of a golf simulation apparatus for simulating a golf course, including a sensing unit for sensing at least one of a golf ball hit by a golfer and a golf club used by the golfer in a simulated golf course, a club identification unit for identifying the golf club used by the golfer in the simulated golf course, and a simulation unit for simulating.

The invention relates to a spindle turning error source tracing method based on shaft center orbit manifold learning. The method includes the following step that (1) two electrical vortex sensors are arranged on the periphery of a spindle at intervals and used for collecting spindle vibration signals; (2) the detected spindle vibration signals are processed to judge an operation state of the spindle; (3) the spindle vibration signals intersect at one point on the same plane, and a shaft center orbit is obtained after continuous sampling; (4) error separation is conducted on a spindle center orbit to obtain spindle actual rotation precision A; (5) a mapping function atlas data base Q:{f(i)=Qij|A} is obtained according to the spindle actual rotation precision A and a manifold sensitive characteristic Qij; and (6) if the spindle actual rotation precision A>=etaE, eta=0.8-1, the mapping function atlas data base Q is called, source tracing of spindle rotation errors is conducted, and corresponding faults are maintained; and if the spindle actual rotation precision A>=etaE, eta=0.6-0.8, source tracing analysis monitoring is conducted on the spindle rotation errors, wherein E is spindle rotation precision of a machine tool leaving a factory.

The invention relates to the field of communication, in particular to a method, a device and a system for feeding back and receiving CSI (Channel State Information). The method is realized in such a way that a feedback mechanism of the CSI is formulated aiming at an LTE-A (Long Term Evolution-Advanced) system, i.e. cyclic CSI to be fed back is transmitted through a PUCCH (Physical Uplink Control Channel) and non-cyclic CSI to be fed back is transmitted through a PUSCH (Physical Uplink Shared Channel) when cyclic CSI and non-cyclic CSI corresponding to a plurality of downlink carriers simultaneously exist in one uplink subframe, therefore, simultaneous transmission of the cyclic CSI and the non-cyclic CSI in one uplink subframe is realized through the PUCCH and the PUSCH, the cyclic CSI or the non-cyclic CSI corresponding to part of downlink carriers is prevented from being discarded, a base station side is enabled to simultaneously obtain channel state information of different downlink carriers, further the accuracy of downlink schedule of the system is improved and the service reliability of the system is improved. The invention also provides a corresponding device and a corresponding system.

The invention relates to a method, a bandwidth broker and an edge node for providing a predefined quality of service between two communication partners, wherein the quality of service is provided by means of a plurality of connections and a decentralised admission control.

The embodiment of the invention provides a data processing method and a data processing device, which are used for shunting user requests. The method comprises the following steps: obtaining a user request transmitted by a terminal, wherein the user request comprises at least one request parameter; according to at least one shunting dimension corresponding to the user request, carrying out featureextraction on the user request to obtain a feature vector, wherein the feature vector comprises feature data on the shunting dimension; in at least one preset shunting rule, utilizing the feature data to obtain a target shunting rule matched with the feature vector, wherein the target shunting rule at least comprises a system identifier of a target application system for shunting transmission andshunting parameters, corresponding to the system identifier, on at least one shunting dimension; obtaining a target request format corresponding to a target system identifier in the target shunting rule; at least converting the user request into a request message corresponding to a target request format; and transmitting the request message corresponding to the target request format to an application system corresponding to the target system identifier.

The invention provides a vehicle-mounted intelligent terminal, which comprises a wireless access module, a private network communication module, a processor and a trunk module, wherein the wireless access module is connected with a wireless local area network, the private network communication module is connected with a vehicle private network, the trunk module is connected between the wireless access module and the private network communication module, the processor is connected with the wireless access module, the trunk module and the private network communication module, the trunk module is used for transferring the uplink vehicle networking data of the faulted vehicle-mounted intelligent terminal received by the private network communication module to the wireless access module, and the wireless access module is used for outputting the uplink vehicle networking data to the wireless local area network. The invention also provides a vehicle internetworking link protection system.

The invention discloses a method, device and system for feeding back and receiving response information, wherein UE (User Equipment) is used to perform ACK / NAK (Acknowledgement / Negative Acknowledgement) feedback by adopting a proper number of RE (Resource Element). In the method, an ACK / NAK feedback mechanism is formulated specific to multi-carrier aggregation in the LTE-A (Long Term Evolution-Advanced) system, the UE can determine the number of the RE required for performing the ACK / NAK feedback according to feedback resource parameters, so that the UE can adopt a proper number of the RE to transmit ACK / NAK feedback bit, thus, the accuracy of the ACK / NAK feedback bit is ensured, and data uploaded onto a PUSCH (Physical Uplink Shared Channel) cannot be influenced; correspondingly, a base station can also be used for acquiring the number of the RE occupied by the UE when the UE transmits the ACK / NAK feedback bit by adopting the same manner, therefore, the ACK / NAK feedback bit transmitted from the PUSCH to the UE can be accurately received; and thus, the system performance is effectively improved, and the service reliability of the system is promoted.

The invention discloses an Internet of vehicles system with link protection. The Internet of vehicles system comprises a vehicle alarm device, a vehicle-mounted GPS positioning device, a parking lot terminal, a signal repeater, a fault vehicle-mounted terminal, a relay vehicle-mounted terminal, a radar, a remote terminal processing system, a road video monitor, a vehicle private network, Internet, a mobile communication network and an Internet of vehicles service center. According to the Internet of the vehicles system with the link protection, traffic accident information, weather information, and traffic and roadside parking lot information can be collected in time, and a driver can be informed of the collected information, so that the driver can change a drive route in time in order to save the driving time and relieve the traffic pressure. Moreover, data relay forwarding is performed between the fault vehicle-mounted terminal and the mobile communication network, so that the phenomenon that an Internet of vehicles service provided by the Internet of vehicles service center cannot be acquired from the Internet when a communication fault occurs between a certain vehicle-mounted terminal and the mobile communication network is avoided, and the service reliability of the Internet of vehicles system is improved. The Internet of vehicles system is convenient for a large number of users to popularize and use.

The invention relates to a low-cost light-weight highly-bulletproof B4C / SiC composite ceramic bulletproof plate and a preparation method thereof. The bulletproof plate is made from silicon carbide granulated powder by pressing, drying, debinding and sintering. The silicon carbide granulated powder is composed of, by weight, 60%-73% of silicon carbide micropowder, 6%-8% of phenolic resin, 0.5%-2% of carbon black, 0.5%-2% of graphite, 5%-16% of boron carbide and 10%-12% of polyvinyl alcohol. By adoption of the silicon carbide granulated powder as a raw material for preparation and adoption of a hydraulic forming machine for pressing, drying, debinding and sintering, the low-cost light-weight highly-bulletproof B4C / SiC composite ceramic bulletproof plate prepared according to the method is high in production efficiency, low in production cost and available for continuous production.

The invention discloses a method for improving service reliability, setting a corresponding redundant AS (application server) for one or above default AS, and when S-CSCF network element triggers the default AS to provide service for a user, executing the steps of: A. when determining the default AS can not provide service for a user because of failure, the S-CSCF network element triggers the redundant AS corresponding to the default AS to provide service for the user. Additionally, it provides a system for improving service reliability. And it avoids service loss and assures quality of service for users.

Disclosed are a service processing method and apparatus, and a service server. The method comprises: receiving an operation request, sent by a first client device, for requesting to perform a service operation; generating a target service random code for a first account according to the operation request; receiving an operation response that is sent by a second client device according to the target service random code; identifying the first account by using the operation response; and sending account information of the first account to the second client device, so that the second client device completes the service operation based on the account information. In embodiments of the present application, a service processing process is completed based on a service random code that is generated by a service server in real time; therefore, security is relatively high, and interference from the external natural environment is avoided, and reliability of service processing can be effectively improved.

The invention provides a car networking link protection system, comprising a first vehicle-mounted intelligent terminal, a car private network, a second vehicle-mounted intelligent terminal, a mobile communication network, an internet and a car networking service center, wherein the car networking service center is connected to the internet; the first vehicle-mounted intelligent terminal is connected to the internet through the mobile communication network; when a communication fault occurs between the first vehicle-mounted intelligent terminal and the mobile communication network, the first vehicle-mounted intelligent terminal is connected to the second vehicle-mounted intelligent terminal through the car private network; and the second vehicle-mounted intelligent terminal is connected to the internet through the car private network and is used for relaying car networking data between the first vehicle-mounted intelligent terminal and the car networking service center.

A tower monitoring system for monitoring a remote tower for structural evaluation and analysis. The tower monitoring system includes a sensor unit that takes tower data readings that include displacement readings. The sensor unit provides the tower data readings to a ground control unit near the tower. A remote server is in communication with the ground control unit and includes a secondary source of data, such as historical data of the tower, current data or historic data from nearby towers, and nearby weather and geological data. The monitoring system implements a modal analysis to determine contributions to the displacement readings and alarms an operator if the modal readings indicate structural stress beyond a predetermined threshold. Data is saved and can be used in a trend analysis to review any changes in the tower displacement readings over a period of time.

The invention provides an access control method of a vehicle-mounted intelligent terminal. The access control method comprises the steps as follows: the signal strength of a wireless local area network and a mobile communication network is detected; whether signals of the wireless local area network are superior to those of the mobile communication network is judged according to the detected signal strength; when the signals of the wireless local area network are superior to those of the mobile communication network, a wireless access module selects to establish wireless connection with the wireless local area network; when the signals of the wireless local area network are inferior to those of the mobile communication network, the wireless access module selects to establish wireless connection with the mobile communication network; and the selected wireless local area network or the mobile communication network accesses the internet, and performs data transceiving with a vehicle network service center.

A voltage source converter with a line-side diode rectifier, a load-side inverter with an electronic circuit, a power supply for the electronic circuit, and a slim DC link with a DC link capacitor is described. The slim DC link connects a DC output side of the line-side diode rectifier with a DC input side of the load-side inverter. A buffer capacitor is connected across the power supply, and a decoupling diode and a current limiting circuit are electrically connected in series with the buffer capacitor. The serially connected buffer capacitor, decoupling diode and current limiting circuit are connected in parallel with the DC link capacitor. This arrangement results in a voltage source converter that has an improved service reliability even in unstable power grids, without adding circuit complexity to the line input.

The invention discloses a method, a device and a system for regulating and indicating transmission power and aims to ensure the demodulation performance of an enhance-uplink control channel (E-UCCH) of a network side in a system employing a high speed unlink packet access (HSUPA) technology. The method comprises the following steps that: a radio network controller (RNC) informs user equipment (UE) of knowing the receiving and demodulation threshold of E-UCCH information on an enhance-physical uplink channel (E-PUCH) through a signaling, then the UE sets initial transmission power on the E-PUCH as threshold transmission power corresponding to the receiving and demodulation threshold, therefore, when the UE performs incremental regulation on the initial transmission power to acquire target transmission power on the E-PUCH later, even if the target transmission power is lower than authorization transmission power acquired on the E-PUCH by the UE, the information demodulation performance of the E-UCCH of the E-PUCH is ensured in priority, and then the service reliability of a system is improved. The invention also provides the device and the system corresponding to the method.