56results about How to "Flexible insertion" patented technology

The invention provides a system which includes: a center media asset management system that is used in uniform media resource production, media resource editing, media resource sending down and managing; an advertisement management system that is used in advertisement resource management, advertisement strategy definition, sending and updating of advertisement sending execution; a virtual channel editing system that is used in editing the virtual channel program list; a virtual channel program list synthesis module that is used for controlling the program list receiving, synthetizing and operation synchronously; a virtual channel broadcasting control system that is broadcasted according with the program list control virtual channel. Data is synchronized among systems through a data interface, each sub-system is organically melted. The system can insert advertisement content flexibly according with advertisement strategy at the same time the virtual channel program editing process is not effected. The system realizes quasi-real-time sending of the video advertisement based on safe broadcast of the virtual channel, provides an operation system and implementation scheme with high efficiency and reliability for the IPTV virtual channel operation and advertisement.

The invention discloses a PCIE-based multi-channel data acquisition unit. By adopting a PCIE protocol, a feedback type enhanced phase lock loop and a pingpong buffer structure, the multi-channel high-rate data sampling, the clock synchronization among channels and the data transmission real-time property of each channel can be realized.

The invention relates to a method for playing mobile streaming media programs. The method includes the following steps: (1) a data base of the stream media program is established in a server terminal of the stream media; (2) a flow sheet of the stream media program is established in the server terminal of the stream media, and the flow sheet arranges a playing sequence of each program according to a time order; (3) according to the program sequence in the flow sheet, the stream media server selects and plays the program corresponding to each time point from the data base; and (4) in the process of playing the program, the stream media server monitors whether the actual playing time of the program is consistent with the setting time in the flow sheet, and if the actual playing time of the program is not consistent with the setting time in the flow sheet, the time in the flow sheet is revised, and the subsequent programs are played according to the revised flow sheet.

The invention provides a wafer Map display model and an application method thereof. The method includes: building a dynamic linking library WaferMapDll firstly, building a derived class CWaferMap based on CStatic, building a wafer Map coordinate model, regarding each crystal grain as a point, and distributing a coordinate for each crystal grain; judging whether the distributed coordinates are in the range of a wafer, drawing small checks representing inner crystal grains of the wafer according to the crystal grains in the range of the wafer, and forming a wafer Map display image; building a binary file for storing crystal grain information and zoomed redrawn crystal grain test conditions, calculating a storage address of the information of each crystal grain in the file, and writing the crystal grain information in the file; obtaining a motor pulse coordinate of a current crystal grain, calculating a Map coordinate of a current crystal grain according to the motor pulse coordinate and a wafer central motor pulse coordinate, and marking and storing the corresponding crystal grains displayed on a Map image in the binary file. The wafer Map display model and the application method of the wafer Map display model are multifunctional, strong in portability and high in flexibility.

The invention relates to a cylinder cover grabbing device which comprises a connecting column. A flange plate is arranged at the upper end of the connecting column, a grabbing frame is fixed to the lower end of the connecting column, the grabbing frame comprises an upper plat plate at the upper end of the grabbing frame and two side plates correspondingly located on the front side and the rear side of the grabbing frame respectively, the left side and the right side of the upper flat plate are connected with turnover air cylinders in a hinged mode, the other ends of the turnover air cylinders are hinged to rotary clamping plates, and the middles of the rotary clamping plates are correspondingly hinged to the two side connecting plates respectively. Slide rails are arranged on the outer side faces of the rotary clamping plates, upper carrier plates are arranged on the upper portions of the slide rails, rotary strips are arranged in the middles of the slide rails, lower carrier plates are arranged on the lower portions of the slide rails, and inserting arms are arranged on the outer end faces of the lower carrier plates. A cylinder cover can be flexibly inserted and taken, the stretching distance of the lower carrier plates on the slide rails can be controlled by controlling first air cylinders and second air cylinders, and therefore the stretching length of the inserting arms is adjusted, and the adjusting flexibility of the inserting arms is increased.

Apparatus for use in a communications satellite to select signals in a first frequency range from a received multiplexed signal comprises a first mixer arranged to mix the received signal with a first local oscillator LO signal to down-convert the received signal so that a signal within the received signal at a centre frequency of the first frequency range is converted to an intermediate frequency IF, a bandpass filter arranged to filter the mixed signal such that the filter bandwidth defines the width of the first frequency range, the bandpass filter having a passband with a centre frequency at the IF, and a second mixer arranged to mix the filtered IF signal with a second LO signal to up-convert the IF signal to the output frequency range. One of the first and second LO signals is a mixed LO signal obtained by mixing the other one of the first and second LO signals with a third LO signal, and the output frequency range is different to an input frequency range in which the multiplexed signal was received. The first LO signal is controllable to change the frequency that is converted to the intermediate frequency by the mixer, to select a different frequency range as the first frequency range. A system is also disclosed for flexibly routing signals in a communications satellite. The system comprises an input arranged to send the received signal to each one of a plurality of frequency-conversion modules comprising the apparatus, a plurality of amplifiers for amplifying converted signals outputted by the frequency-conversion modules, and an output module arranged to receive the amplified signals and form a plurality of downlink beams, each downlink beam including one or more of the amplified converted signals. The amplifiers can be variable-power amplifiers to amplify each converted signal to a transmit power according to the bandwidth occupancy. The system can be used in forward or return path payloads.

The invention discloses a shell device for local reactive power compensation. The shell device comprises a box body and a roof cover, wherein the box body and the roof cover form a hollow chamber for containing a local reactive power compensation device; the front surface and the rear surface of the box body are provided with box doors; a heat dissipating mechanism is arranged on one side surface of the box body, two wire entrance holes for containing connecting wires of the local reactive power compensation device are formed in the other side surface of the box body in an up-down manner, a pair of parallel first guide rails and a movable plate for placing the local reactive power compensation device are arranged at the lower ends of the left inner side surface and the right inner side surface of the box body, and a layer of flexible plastics for reducing the vibration of the local reactive power compensation device is arranged on the movable plate. The shell device has the good noise reduction, heat dissipation, dust-proofing and insulating effects, can be used in outdoor occasions, damp ground occasions, and occasions with strong vibration, can well protect the local reactive power compensation device in the device and enables the local reactive power compensation device to normally run in a good environment.

New layer of data link layer protocol - data link procedure (DLP) is introduced in the invention to realize syncretizing adaptation between PDH and SDH / SONET in order to overcome shortage of current adaptation technique including too many process layers, not matched interface speed, not supporting dynamic bandwidth allocation based on packets, and not compatible to IP and packet voice service etc. The method realizes interconnection of interfaces between PDH interfaces in low speed and SDH / SONET interfaces in high speed directly, and dynamic bandwidth allocation, and realizes compatibilities as described above. Using safety mechanism, network control management mechanism, flow management mechanism provided by DLP realizes security management, control management and flow management, and realizes united transmission and exchange. The method makes current communication network transits to united telecom public network in next generation smoothly.

The invention discloses a minimally invasive distraction pressurizer which comprises a first distraction pressurization arm, a second distraction pressurization arm, a first connector, a second connector and a supporting stick. The first connector and the second connector are connected to the supporting stick, and the distance between the first connector and the second connector can be adjusted along the supporting stick. The first distraction pressurization arm is detachably hinged to the first connector. The second distraction pressurization arm is detachably hinged to the second connector. The hinged axes of the first distraction pressurization arm and the second distraction pressurization arm are perpendicular to the same plane parallel to the supporting stick. One end of the first distraction pressurization arm and one end of the second distraction pressurization arm are each provided with a clamping groove used for clamping a longitudinal connection stick. The minimally invasive distraction pressurizer further comprises a progressive force application mechanism used for tensioning or distracting the first and second distraction pressurization arms. The minimally invasive distraction pressurizer can be operated flexibly, easily, conveniently and rapidly, has the powerful and effective distraction or pressurization effect, can achieve gradual distraction or pressurization at different times, and can achieve or even exceed the open operation effect.

The invention provides an automatic control method based on an open numerical control system comprising a PC machine and numerical control hardware. The numerical control hardware is connected to the PC machine through a system bus. The method comprises the following steps: (1) the PC machine generates a control command of adjusting an external equipment position according to a numerical control processing program, (2) the numerical control hardware transmits the control command to external equipment in the mode of an electric signal and receives the feedback signal of the external equipment, wherein an event is defined in each step of generating the control command by the PC machine. According to the method, the convenient integration of needed functions into the numerical control system by a user is facilitated to realize various special functions, and the continuous development and change of a numerical control machine tool can be quickly responded.

The invention discloses an internally connected type scaffold fastening and a connecting structure thereof. The internally connected type scaffold fastening comprises a gap connecting plate, wherein the two ends of the gap connecting plate are connected to internally sleeved plates respectively in a perpendicular mode, outer plates are fixed and welded on the outer side faces of the two internally sleeved plates respectively, one pages of the outer plates are welded and fixed, the other pages of the outer plates can swing, the two internally sleeved plates are provided with screw holes and adjustable bolts respectively, and the end parts of the adjustable bolts correspond to the side faces of the pages, which can swing, of the outer plates. According to the internally connected type scaffold fastening and the connecting method thereof, quick and stable connection is achieved, the construction speed is fast, and the effect is good. The side face of a high strength concave-convex groove square rectangular pipe or circular rectangular pipe connecting structure is provided with a dent groove opening which is bent and molded, the inner part of the groove opening is provided with an inner part slide rail of which the direction is the same with the direction of the groove opening and the breadth is larger than that of the groove opening, and the inner slide rail is bent and molded. According to the structural design, the inertia moment can be sharply improved, and thus the bending resistant and torsion resistant strength of the square rectangular pipe is improved.

The invention discloses a duty and network management transparent transfer device and a transparent transfer method on the basis of an ASON (automatically switched optical network). The duty and network management transparent transfer device comprise an optical signal processing module, an SDH (synchronous digital hierarchy) overhead processing module and a DCC (data communication channel) overhead processing module. Second equipment of a factory B is further arranged between first equipment and third equipment of a factory A in the ASON and is different from equipment of the factory A, and the duty and network management transparent transfer device is connected with the first equipment, the second equipment and the third equipment by optical fibers. Optical signals of the first equipmentcan be transmitted into the optical signal processing module of the duty and network management transparent transfer device and can be converted into SDH data of electric signals, DCC overhead data inthe SDH data can be extracted in the SDH overhead processing module to obtain duty and network management information, the duty and network management information can be processed by the DCC overheadprocessing module, and overhead bytes can be retransmitted into overhead bus according to network management commands and related time sequences by the DCC overhead processing module. The DCC overhead data and business information are multiplexed and framed to obtain the SDH data, the SDN data can be converted into optical signals, and the optical signals can be transmitted to the third equipment. Duty and network management information can be transparently transferred between the first equipment and the third equipment of the factory A across the equipment of the factory B while normal business information communication is carried out.

The invention discloses a device for an emission pulse interleave synchronous signal of a pulse system radar. The device comprises a master control module, a trigger pulse repeated frequency (PRF) module, a mode control instruction module, a synchronous PRF module, a signal generation module, an antenna switching module, a first antenna and a second antenna. The first antenna or the second antennais grated through controlling the antenna switching module by synchronous PRF sent from the synchronous PRF module, a first signal is sent by the first antenna when trigger PRF received by the signalgeneration module is a first level, a second signal is sent by the second antenna when synchronous PRF received by the signal generation module is the first level, and the technical effect of the emission pulse interleave synchronous signal is achieved. The invention also discloses a method for the emission pulse interleave synchronous signal of the pulse system radar.

The invention discloses a connection structure for high-strength concave-convex groove square tubes or round tubes. The connection structure comprises the square tubes or round tubes and a corner connector. Adjustment holes are formed in a vertical plate and a horizontal plate of the corner connector respectively, overturning clamping parts are installed in the adjustment holes and comprise rectangular overturning blocks, one sides of the rectangular overturning blocks are fixedly connected with rotating screw rods, two opposite corners of each rectangular overturning block are arc chamfers, the rotating screw rods are installed in the adjustment holes in a matched and sleeved mode, and fixing nuts are installed on the rotating screw rods. According to the structure, the square tubes or round tubes serve as main connection bodies, fast and stable connection is realized through the corner connector, the construction speed is high, and the effect is good. A sunken notch formed in a bent mode is formed in each side surface of the high-strength concave-convex groove square tubes or round tubes, an internal slide way formed in a bent mode is arranged in each notch in the same direction as the notches, the width of the internal slide ways is greater than that of the notches, the inertia moment can be greatly increased through the structural design, and therefore the bending strength and the torsion strength of the square tubes can be improved.

The invention discloses a video receiving optical module and an optical network unit, the optical module comprises a PCB, a first optical fiber interface and a second optical fiber interface, the PCBis provided with an optical receiving assembly, and the first optical fiber interface and the second optical fiber interface are respectively connected with the input end of the optical receiving assembly through optical fibers; the light receiving assembly comprises a filter and a light receiving device, and CATV light input through the first optical fiber interface is received by the light receiving device through the filter; downlink PON light input through the first optical fiber interface is reflected to the second optical fiber interface by the filter. The video receiving optical moduleprovided by the invention can be flexibly inserted into the optical network unit, and when the CATV needs to be accessed, the CATV function of the optical network unit can be realized only by inserting the video receiving optical module into the optical network unit; when the CATV does not need to be accessed, only the video receiving optical module needs to be dismantled, the optical network unitdoes not need to be replaced, the application is flexible, and the user experience is greatly improved.