1064 results about "Monoboard" patented technology

The invention discloses a method and device of monoboard backup with the line protection. The equipment includes main and spare monoboard the main board connected with work optical fibre and the spare board connected with protection optical fibre after touching off the switching; the active channel can be switched automatically to the redundant channel; the optical fiber link switch automatically at the same time. The main and spare equipment make the energy controller to connect with the currency backboard through the line; the synchronous clock is provided by the currency backboard. The touching off the switching includes the modes as follows: background sends the switching order; the downstage keystroke of replacement/ switching spring; drawing board spring; the Watchdog overflow; The preparation board veneer detect the abnormity of the key veneer; the abnormity occurs to the key optical fiber link and the switching request of the preparation optical fiber link. The invention is applied to finishing the switch between the mainboard and the spare board as well as realizing the APS switching. During solving the APS switching, we set all the needed information interoperation between the mainboard and the preparing board.

The invention relates to digital signal processor (DSP)-controlled single-board equipment and its remote update method and server. The digital signal processor-controlled single-board equipment and its remote update method and server are utilized in a wind-powder conversion system. The remote update method comprises that: S1, a remote update command and machine code data for software version update are transmitted by a remote update server; and S2, an DSP-controlled single board receives the remote update command by a communication device, then receives the machine code data for software version update, and utilizes the machine code data for software version update to write on-chip FLASh so that configuration is finished. In the invention, the machine code data for software version update is directly transmitted to the DSP-controlled single board located at a remote port and is directly utilized for programming of on-chip FLASH of the DSP-controlled single board, wherein compared with programming adopting DSP project files, the direct programming of on-chip FLASH does not need special programming equipment and realizes that machine codes occupy a small on-chip FLASH space.

The invention discloses a method for realizing active/standby changeover and load sharing, which comprises the following steps: a first veneer is designed as an active veneer, a second veneer is designed as a standby veneer, same service logic IP addresses are configured on the first veneer and the second veneer, and an interworking function IWF is invocated; when data link is in a normal state, the load sharing method is used for processing forward data by the first veneer and the second veneer; or when the data link fails, the second veneer is designed as the active veneer to process downlink-uplink data between an opposite terminal and the second veneer. Through the method provided by the embodiment, the same service logic IP addresses are arranged on the active and the standby veneers, and the IWF is invocated, so as to realize that the load sharing of the active and the standby veneers is used for processing the forward data; the logic IP address at a net opening in a back plate is only required to be switched, so as to realize the changeover of the active and the standby veneers, thereby ensuring that the forward data can still be normally processed by the equipment when the data link fails, and improving the reliability of the equipment.

This invention discloses a kind of method, which ensures each mono-board software edition of the switchboard are consistent. It concludes: (1) when setting up software, the service board saves the edition information; (2) the master control board saves edition information of software in the edition assorted data area. The said software are those all kinds of service board software that are compatible with the master control board; (3) the service board sends the log-on message to master control board. This message contains edition information of the software used by the said service board; (4) after receiving the log-on message, the master control board compares the edition information of service board software with the edition information saved in the edition assorted data area. If they are same, the log-on process will continue; if not, the log-on process will stop. The alarm information of edition inconsistency is reported. The software edition checking operation is undertaken in the log-on process. Thus, it avoids the switchboard delaying result from inconsistency between service board and master control board software.

An embodiment of the invention discloses a method for detecting circuit fault, a device and a single board thereof, wherein the method comprises the following steps: detecting whether an input current in a time period is higher than a preset overflowing point; and outputting a warning signal if the input current in the time period is higher than the preset overflowing point. The embodiment actualized with the method according to the invention can increase the accuracy for detecting circuit fault.

The invention discloses a method and a device for detecting single board hot plug. A single board plug detection result is determined by detecting the lasting time of the state of a single board after position information is changed and comparing the lasting time with preset time threshold value, according to the comparison result and the state of the single board after the position information is changed, effective single board plug operation and ineffective single board plug operation are clearly distinguished, error judgment and judgment loss for single board hot plug detection are well avoided, and the burden of a main control unit processor is reduced.

A method for initializing multiprocessor system includes confirming that the single board is master single board or slave single board by single board management module of each single board according to start-up configuration file stored in system management module then using confirmed master single board to guide said multiprocessor system to be initialized. The multiprocessor system being able to be initialized by said method is also disclosed.

The invention provides a method and a device for reducing power consumption of single board with multiple processing units. The method comprises the following steps that: a main control board of communication equipment estimates total demand of processing quantity to acquire an estimated currently required processing units quantity; the main control board acquires the quantity of the current processing units on a main processing board, and then redundant processing units on the main processing board are in power-off mode or in standby mode when judging that the quantity of the current processing units exceeds the estimated currently required processing units quantity; and the processing units in standby mode or power-off mode are started up when judging that the quantity of the processing unit is not enough. The method and the device have the advantages that: heat consumption and energy conservation are controlled; stability and reliability of a communication system are improved; and under the condition that the communication equipment is used in large scale, the energy-saving performance is more obvious.

The invention discloses a distributed system software version update control device and the method. The version update control device comprises a version control server module which is resident on a main control subsystem/card and is used for implementing the update control of the version of the software of the subsystem/card, a version control client module which is resident on various non-main control subsystems/cards and used for accomplishing the version update negotiation with the version control server module and downloading and updating the software version of the subsystem/card and a communications abstraction layer module used for providing the service of transmitting and receiving the messages on different communications links for the version control server module or version control client module. The technical scheme of the invention implements the cross-platform software version update control device and the general update control of the version of the distributed system software.

The disclosed method comprises: when out of control to the software led by error upgrade on-line, the network management center recovers the opposite software in master control board to the usable or upgraded one firstly; then, it sends command to the board for upgrade forcedly; after receiving the command, the board sends rest signal to the single board and enables the upgrade control signal; the single board resets immediately to run BOOT software to decide whether the signal effective; if yes, it erasures the work area in the board memory area and sets the forced upgrade control signal on null state; then, it completes the download and storage for upgrade, and guides to run the new software. This invention can recover the out-of-control completely and immediately.

The testing device comprises the controllable thermal sensor, hot type sensor, differential pressure sensor, multichannel A/D,Dú»A converters and control set, fan module. Configuration of typical circuit board of analog communication device for the controllable thermal sensor is installed on the analog single board. The hot type sensor and differential pressure sensor through socket joint mode are installed on the single board. The tested signals of the hot type sensor and differential pressure sensor and the control signal of the controllable thermal sensor through the linker on the analog single board and multichannel Aú»D,Dú»A converters are connected to the control device. Since no uniformity of wind speed on surface of PCB is tested at multiple test points in the invention, measuringerror of hand held devices is reduced. Thus, the invention can simulates heat dispersion status and test and validate fortified heat dispersion effect directly.

The present invention relates to an exchanger, an service processing single board and an exchanging single board. Wherein, the exchanger comprises at least a main controlling board and at least an service processing single board; wherein, the main controlling board comprises a main exchanging unit, a main processing unit s and a main service processing unit which are all mutually connected; the service processing single board comprises a mutual connected exchanging unit and a processing unit with the exchanging unit and the main exchanging unit mutually connected and the processing unit and the main processing unit mutually connected. The service processing single board also comprises an assistant service processing unit which is respectively connected with the exchanging unit and the processing unit for processing the service flow which is transferred to the exchanging unit by the main exchanging unit. The present invention shares the processing of partial services by importing the assistant service processing unit, thus sharing partial burthen of the main service processing unit and further elevating the whole service processing ability of the exchanger.

The invention discloses a double-comparator type ultrasonic wave distance measuring device, the device includes monoboard computer, the monoboard computer is connected with ultrasonic wave transmitting driving circuit, the ultrasonic wave transmitting driving circuit is connected with ultrasonic wave transmitting probe, when the ultrasonic wave of the ultrasonic wave probe reflects through barrier and is received by ultrasonic receiving probe, and is sent into a bandpass and amplifying circuit by ultrasonic wave receiving probe, bandpass and amplifying circuit are respectively connected with short distance comparator and long distance comparator, the short distance comparator and long distance comparator are respectively connected with singlechip, the singlechip is connected with display output circuit. The invention double comparator type ultrasonic wave distance measuring device solves the problem that the existing ultrasonic wave distance measuring technology has dead area, and is very important for improving ultrasonic wave distance measuring technology and extend application field.

A programmed control mixing color LED spot light is provided, which comprises a controller and at least two LED light cluster among three LED light cluster colored in red, green and blue. The controller is provided with a monoboard computer, an external communication slot and LED light cluster drive circuit of corresponding quantity; wherein, a procedure and data storage is arranged inside and/or outside the monoboard computer. The drive circuit uses PWM pulse width control constant current out switch power supply; the procedure and data storage is provided with control modules capable of enabling control interfaces to output frequency and pulse width modulation signals with adjustable duty ratio to the drive circuit controlled by set procedure to change the luminosity, color and frequency as the procedure. Together with the temperature monitor and by controlling the color mixing and frequency variation of PWM pulse width constant current between 0 and 255 grade for the LED lighting cluster in three colors as red, green and blue, the invention enables the LED lighting cluster to work under best and highest status, and has the advantages of small bulk, high luminosity, energy-saving, long service life, saturated and bright color.

The invention discloses a state monitoring system based on single-chip microcomputers. The state monitoring system comprises an interface board single plate and multiple service board single plates. Each single plate comprises a single-chip microcomputer processor, a current acquisition circuit, a voltage and temperature acquisition circuit, an I2C interface, a GPIO interface and an analog I2C interface. The interface board single plate further comprises an RS 485 interface. A distributed master-slave communication structure is adopted in the state monitoring system, an interface board single-chip microcomputer serves as a master computer, service board single-chip microcomputers serve as slave computers, and the single plates are distinguished by being configured with ID numbers. The interface board single-chip microcomputer is used for collecting state information of each single plate, enables each single plate to be in communication with a host computer and an external master control unit in a uniform mode, and state parameters like the power voltage, the current, the core chip temperature of each single plate and external chip work clocks in a whole machine can be monitored in real time. The state monitoring system has the advantages of being complete in detection, simple in external interface, uniform in configuration item, high in generality, good in real time performance, and the like.

The invention relates to a multi-display method and multi-display device. A master control board figures out the effective single board of overlaps with required display window, each single board figures out a third coordinate range of self required display window corresponding to a signal source and a fourth coordinate range of a corresponding display unit corresponding to the single board self according to a first coordinate range of window on a splicing wall and a second coordinate range of corresponding display unit of the single board self on the splicing wall, data is cut from the signalsource according to the third coordinate range, and the data is displayed on corresponding display unit according to the fourth coordinate range; namely the processing process executed by the mastercontrol board originally is completed by each single board by share, thus greatly reducing process load of the master control board, and each single board can process window display part required display processing, the process load is not high, thus the time for the whole processing and display is not too long and efficiency of processing and display is improved.

The invention discloses a dual-machine hot backup implementation method applied to telephone dispatching equipment, which includes a service board, a main machine control board and a standby machine control board. The steps include: a. The control board and the service single board are connected based on the TDM HW bus; b. There are two control mechanisms between the two main control boards in the master-standby relationship: hardware switching and software switching; c. The software running on the two main control boards is completely Consistent, the standby machine can regularly and real-time synchronously back up the host business data and running status functions. The invention has simple hardware configuration and low system cost, and the application of the invention can effectively improve system security and stability; the telephone dispatching device of the present invention is connected to the digital program-controlled switchboard through E1, and can complete all access to the dispatching device based on the local phone Telephone dispatching service, including teleconferencing, telephone transfer, telephone pickup, hotline and other functions.

The invention discloses an advanced telecommunications computing architecture (ATCA) machine frame and an intelligent platform management bus (IPMB) connection method thereof; the ATCA machine frame comprises an ATCA framework with a plurality of trenches and ATCA veneers which are inserted into the trenches; each ATCA veneer comprises two switch boards and at least one gusset plate; the ATCA veneers are provided with intelligent platform management controllers (IPMCs); shelf management controllers (ShMCs) are respectively integrated on the two switch boards; for each switch board, the ShMC on the switch board is in point-to-point star-shaped connection with the IPMCs of all the gusset plates and the IPMC of the other switch board, and the ShMC on the switch board is a collection node; the ShMC on a main switch board is in point-to-point communication with the IPMC of a backup switch board or the IPMC of one gusset plate at the same time; and when the main switch board fails to work, the backup switch board takes over the work of the main switch board and completes the functions of the original main switch board. According to the invention, the problem that a whole IPMB bus is clamped due to the single IPMB fault can be solved, and hardware resources can be saved.

A memory test is carried out on semiconductor integrated circuit devices including a semiconductor memory at low cost with efficiency. In a test burn-in system, twenty-four test boards are processed in sequence with time differences, and the test boards are circulated one by one. In this case, the memory test is conducted with the sequence of single board processing: the test is started with a test board in which semiconductor integrated circuit devices have been embedded, and semiconductor integrated circuit devices are discharged, beginning with a test board that has undergone the test.

The invention relates to an object tracking system implementation method based on a Cortex system multi-core processor. The method includes the following steps: acquiring a video; programming to implement a target tracking algorithm based on SURF registration and KALMAN prediction; performing program porting cross operation systems; establishing an embedded system basic platform which is implemented by the target tracking algorithm; implementing cross-hardware porting of a PC terminal with the target tracking algorithm; and realizing the cooperative work between the ARM core and a DSP core inside a panda board. According to the invention, the system herein operates the target tracking algorithm on independent single-board device, which eliminates the reliance on the PC terminal of traditional image algorithm, realizes embedded image processing, makes the algorithm more flexible and expandable, and provides a much easier and more flexible interface for the follow up unmanned aerial plane tracking platform; and in a more complex moving background, can real-time and accurately tracking a moving object.

The invention relates to an intelligent controller of an electric furnace electrode. A plurality of digital/analog input and output channel modules are spliced with a single-board computer, and exterior terminals of the modules are connected with an electric furnace electrode unlocking operation switch, an elevating operation switch, a control valve of a locking device, a control valve of an elevating device, an upper and a lower space-limiting switches of a furnace cover, a manual/automatic switching switch, a current and voltage detection end, a current setting potentiometer, a transformer reactor shift and a fault comprehensive signal of an electric furnace control system. The electrode adjusting calculation method consists of an automatic arcing algorithm of equal arcing distance, a window current integrator overcurrent control algorithm, and a near reverse internal model control method based on a LSSVM-NARMA model. The electrode adjusting algorithm also comprises a PID control method, provides modeling data for the reverse internal model control method, is an alternative control method, and has the characteristic of quick and accurate electrode adjustment. The invention can significantly shorten the smelting period, save the electric energy, reduce the energy consumption, and is suitable for organizations of electric furnace smelting, and the like.

The embodiment of the invention relates to a single board, communication equipment, a device for controlling power on/off of the single board and a method thereof. The device for controlling power on/off of the single board comprises a power slow starting circuit and a signal isolation control circuit which are connected together, wherein, the signal isolation control circuit transforms a low-voltage side control signal into a high-voltage side control signal and isolates the low-voltage side control signal from the high-voltage side control signal; and the power slow starting circuit switches on/off the single board under control of the high-voltage side control signal. In the embodiment of the invention, on the basis of power supply of the existing single board in the equipment, the low-voltage side control signal sent by a control module is transformed into the high-voltage side control signal so as to control on/off of the power slow starting circuit, thus realizing power on/off control of the single board in the communication equipment under the condition of avoiding an additional external switching device.