378results about How to "Shorten connection time" patented technology

The invention provides a method for quickly setting up group calling in a digital trunking communication system based on time division long term evolution (TD-LTE). The method comprises the following steps that: a calling terminal sends a trunking calling request to a mobile management entity / signal gateway (MME / SGW) through an evolved node base (eNB) where the calling terminal is positioned, namely a calling terminal eNB; the MME / SGW informs the calling terminal eNB of starting service setup and all eNBs which are involved in the group calling and comprise the calling terminal eNB of starting trunking context setup; the calling terminal and the calling terminal eNB reset up a radio resource control support and send a response to the MME / SGW; all the eNBs controls a TPCCH channel to broadcast a trunking paging message to group calling terminals in all the eNBs by transmission power; all the eNBs send a response to the MME / SGW; and the MME transmits a speak right inform to all the eNBs. By using the embodiment of the invention, the succession time of group calling is shortened, so the requirement of quick communication of a trunked user can be met.

Disclosed is a method of performing random access by a User Equipment (UE) in a wireless communication system. The method includes generating at least two random access signals with their own priorities, and transmitting the at least two random access signals with their own priorities. The random access method may include transmitting at least two random access signals to at least two target communication nodes. Further, the random access method may include transmitting at least one random access signal, and selecting at least one of at least two random access response signals received in response to the at least one random access signal and performing random access control by using the selected random access response signals.

The invention provides a Bluetooth connection method, and the method comprises the steps that a first Bluetooth terminal broadcasts a first BLE message, and the first BLE message comprises a public access address and equipment information of a first Bluetooth terminal; a second Bluetooth terminal executes BLE scanning, and when a public access address is included in BLE scanning, a second Bluetooth terminal analyzes the first BLE message; when the second Bluetooth terminal judges that the first Bluetooth terminal is the target Bluetooth terminal, the second Bluetooth terminal broadcasts a second BLE message, and the second BLE message comprises Bluetooth information and agreed time of the second Bluetooth terminal; the first Bluetooth terminal executes BLE scanning and receives a second BLE message; the first Bluetooth terminal quits the BLE scanning, and the second Bluetooth terminal quits the broadcast; and after the appointed time is up, the first Bluetooth terminal and the second Bluetooth terminal start classic Bluetooth communication. BLE is used for replacing traditional Bluetooth searching, pairing and connecting, searching, matching and connecting time between Bluetooth devices is shortened, and power consumption is greatly reduced.

The invention discloses a high-efficiency water-changing fry breeding pool comprising a breeding pool body, partitions, a moving plate, filter plates, an isolation screen plate, a frame, a lifting device and a moving part. The high-efficiency water-changing fry breeding pool is characterized in that two sets of the partitions are disposed in the middle of the breeding pool body; the breeding poolbody is divided into two parts of a first breeding barn and a second breeding barn; a through hole allowing fries to pass through is opened in the middle of the partition; the moving plate is connected with the lifting device which is disposed on the frame; the frame is arranged above the breeding pool body; two sets of the partitions are respectively arranged on the lower portions of the first breeding barn and the second breeding barn; the end portion of the isolation screen plate is located below the through hole; a first filter plate is located inside the first breeding barn while a secondfilter plate is positioned inside the second breeding barn; a moving part is slidably arranged on the frame. The high-efficiency water-changing fry breeding pool has the advantages of facilitating water changing in the first breeding and second breeding barns, achieving the best breeding environment inside the first breeding and the second breeding barns, and being conducive to healthy growth ofthe fries.

The invention belongs to the technical field of intelligent logistics management, and concretely relates to an informationized full-intelligent carton production linkage management method, which comprises the following steps of according to customer orders, forming work order information through decomposing order information, and carrying out carton board purchase operation through an ERP (Enterprise Resource Planning) system according to the work order information; warehousing; feeding a carton board of each tray to an automatic logistics paper feeding area; stacking trays, separating, and feeding the carton boards separated from the trays to corresponding storage belts of a storage area; controlling a feeding shuttle bus for directly taking the carton boards at the storage belt parts onwhich the carton boards are required for the corresponding orders are located, and after taking the carton boards, directly feeding to an inlet of a carton board feeding machine; and passing the carton boards through the carton board feeding machine, a printer, a carton board receiving machine, a carton board transferring machine, a laminating machine, a stacking machine and a labelling machine, and finally packaging. The informationized full-intelligent carton production linkage management method provided by the invention has the advantages of high production continuity degree, high working reliability, compact flow and high automation degree, so that the actual working efficiency of a whole production flow can be effectively improved.

The invention relates to an ultrasonic field auxiliary vacuum diffusion connecting device and method, aims at solving the problems that according to an existing vacuum diffusion connecting method, the requirement for a joint surface is strict, a surface oxidization film is hard to remove, the connecting time is long, and connecting temperature reduction and deformation resistance reduction cannot be combined, and belongs to the technical field of diffusion connection. The device comprises an upper pressing head, an upper pressing plate, an upper sample, a lower sample, a lower pressing plate, supporting devices, an ultrasonic tool head, a vacuum chamber and a heating body. The method comprises the steps that to-be-welded base metal is cleaned; the to-be-welded base metal is assembled and placed in the vacuum chamber, the pressure is exerted, and the temperature is increased to the connecting temperature; ultrasonic vibration is exerted; and the pressure is increased, and insulating is completed. The deformation resistance of the base metal is reduced, breaking of a surface oxidization film of the base metal is accelerated, the diffusion behavior is accelerated, the connecting temperature and the connecting pressure are reduced, the connecting time is shortened, and the requirement for the surface state of the to-be-welded base metal is lowered.

The method of present invention is used for addressing broadcast message in trunk system, in which said trunk system includes base station, mobile station. Said method includes the following steps: adding a index of trunk broadcast time slot newly, all the mobile station that support boundless capacity group call service monitor these trunk broadcast time slots; the paging message of the boundless capacity group call transmitted by said base station is sent in the trunk broadcast time slot, which uses the group identification as the broadcast address, and address according to the group identification, not address to a single mobile station. The method of present invention efficiently solves the problem for the paging channel capacity limitation of boundless capacity group call service supported by CDMA trunk telecommunication system, and greatly shorten the time of group call connection.

The invention discloses a method for detecting miRNA by ultra-branch rolling circle amplification triggered by a connection reaction, and belongs to the field of molecular biology and nucleic acid chemistry. The method is mainly composed of three parts, wherein the first part is to mutually supplement and pair two terminals of a lock type probe of 5'end phosphorylation and a target marker minRNA, and then connect them by a SplintR ligase to be a ring; the second part is an ultra-branch roll ring amplification; after the lock type probe is used as a template after forming to be a ring, the target market miRNA is used as a primer; under the function of phi 29 DNA polymerase, the linear roll ring amplification is generated; through introducing a second-grade primer, the linear roll ring amplification is expanded along a branch chain direction, so as to further amplify the signal; the third part is to add SYBR GREEN I dye in the roll ring amplification product to detect. The method is simple in operation, low in cost, single in system, high in sensitivity, free from the background fluorescence signal disturbance, and suitable for detecting miRNA in a complex biotic environment.