32results about How to "Fix disconnection" patented technology

The invention discloses a control circuit, a connectivity controller, a connectivity control method and a main board, and belongs to the field of computers. The control circuit comprises the connectivity controller, a PCH, a BMC, a converter, a first storer and a second storer, wherein the first storer is used for storing an ME mirror image, and the second storer is used for storing a BIOS image. According to the control circuit, the ME mirror image and the BIOS image are stored in the first storer and the second storer respectively, and therefore in the process of upgrade of the BIOS, the BMC can upgrade the BIOS image stored in the second storer through a third SPI bus and a fourth SPI bus. The control circuit, the connectivity controller, the connectivity control method and the main board solve the problem that the SPI buses between the PCH and the SPI are disconnected in the process of upgrade of the BIOS, and achieve the purposes of guaranteeing normal operation of system services in the process of upgrade of the BIOS, and saving a large amount of software overhead.

The invention provides a method for quickly detecting and switching during roaming of a wireless terminal. The method comprises the following steps: connecting the wireless terminal to a basic service set (BSS) in a wireless network; detecting whether another BSS exists in the surroundings of the wireless network by the wireless terminal; if so, recording a signal strength of a presently connected BSS and the signal strength of the other BSS by the wireless terminal according to a preset time interval; judging whether a roaming condition is met or not by the wireless terminal according to the recorded signal strength of the presently connected BSS and the signal strength of the other BSS; and if the roaming condition is met, switching the roaming of the wireless terminal to the other BSS. According to the method provided by the invention, the problem of network disconnection caused by delayed roaming during the moving process of the wireless terminal is solved.

The invention discloses an apparatus for controlling a CAN bus of an optical fiber local area network. The apparatus comprises an optical path unit, an electric path unit, a control unit, a impedance matching resistor, an on-board CAN bus, a level conversion chip, an isolation chip, an optical fiber input and output interface and an electric signal CAN interface; the optical path unit is provided with two interfaces: a receiving interface and a transmitting interface; the electric path unit is a standard electric signal CAN interface; the control unit comprises two parts: a CPU and a CAN controller; the on-board CAN bus is used for realizing a CAN networking function; the invention further discloses an application of the apparatus to accessing an optical fiber or an electric signal device for realizing the mutual connection of two local area network CAN bus control apparatuses, and for realizing the connection between two or more CAN local area networks; and the apparatus disclosed by the invention converts an externally accessed optical signal into an electric signal and connects the electric signal to the bus to realize the local area network type CAN bus so as to establish an interconnected optical fiber CAN network, the functions of an optical splitter are realized by the on-board CAN bus, and multiple paths of optical fiber interfaces and electric signal interfaces are compatible at the same time.

Disclosed is a display panel (40a) comprising: a plurality of display wirings (3) that extend in mutually parallel fashion in each of blocks (B1 to B3) thereof; a plurality of drive circuits (44a) that are connected with each of the display wirings (3) in each of the blocks (B1 to B3) outside a display region (D); a plurality of first wirings (W1) that intersect in an insulated state the ends of each of the display wirings (3) within the blocks (B1 to B3) on the side of the drive circuits (44a), outside the display region (D); and second wirings (W2) that intersect in an insulated state the ends of each of the display wirings (3) within all of the blocks (B1 to B3) on the opposite side to the drive circuits (44a), outside the display region (D). The second wirings (W2) are constructed so as to intersect in an insulated state the first wirings (W1) and so that the display signal from the drive circuits (44a) is supplied through an amplification circuit (A).

The invention provides an active matrix substrate, a liquid crystal panel, a liquid crystal display apparatus, a television receiver, and a method for manufacturing the active matrix substrate. The active matrix substrate comprising retention volume wiring extended portions (18s) each extending from an intersection between a retention volume wiring (18A) and a data signal line (15a) toward two intersections between two scanning signal lines (16a, 16b) adjacent to each other and the data signal line (15a). The retention volume wiring extended portions (18s) each includes an overlapping portion (M3) which overlaps with the data signal line (15a), and a retention volume wiring secondary extended portion (18c), which is further extended from the retention volume wiring extended portions (18s), includes an overlapping portion (M4) which overlaps with a drain lead-out wire (19a), and at least one side of an opening (K) of the scanning signal line (16b) functions as a gate electrode (10a) of a transistor (12a).

The invention relates to the field of power communication and provides a simulation training device for networking change, optical cable interruption and recovering of a power communication optical cable network. The simulation training device comprises a plurality of network element optical distribution frames and a plurality of optical cables, and is characterized by further comprising connection frames of the network element optical distribution frames; the quantity of the connection frames of the network element optical distribution frames is the same as the quantity of the network element optical distribution frames; the network element optical distribution frames, an optical cable, and the connection frames of the network element optical distribution frames are connected; a plurality of groups of light-emitting interfaces of the network element optical distribution frames and light-receiving interfaces of the network element optical distribution frames are arranged on the connection frames of the network element optical distribution frames; and according to a network networking topological demand, one group of the light-emitting interfaces of the network element optical distribution frames are connected with the other groups of the light-receiving interfaces of the network element optical distribution frames through a light guide splicing pieces in a cable jumping manner, and the other groups of the light-receiving interfaces of the network element optical distribution frames are connected with the other group of the light-emitting interfaces of the network element optical distribution frames through the light guide splicing pieces in a cable jumping manner. The simulation training device has no need of re-laying optical cables, has reasonable structure, and can flexibly change the networking structure of the optical cable network and randomly simulate the simulation training of interruption, recovery and the like of the optical cables.

The invention relates to the technical field of metal processing devices, in particular to a chip manufacturing protective gas flow control device which comprises a flow control mechanism and a welding robot. The flow control mechanism comprises a pipeline, a control assembly, a mounting ring, two limiting rings, two supporting rods, two sliding grooves, two abutting blocks, two reset springs and two sliding assemblies, the welding robot comprises a connecting pipe and a welding assembly, the connecting pipe is provided with two clamping grooves, and the connecting pipe is connected to the inner side wall of the pipeline through threads; the mounting ring slides on the pipeline to drive the abutting block to slide on the outer side wall of the connecting pipe through the sliding assembly until the sliding assembly drives the abutting block to enter the clamping groove, so that the connecting pipe is clamped on the pipeline, and the problem that the pipeline is disconnected from the connecting end of the welding robot due to vibration generated when protective gas flows in the pipeline is solved.

The invention discloses a detachable steel-concrete composite beam bridge complete set controllable shear-resistant and pulling-resistant connecting piece and a construction method thereof.The connecting piece comprises a plurality of bolts connected to a steel beam and a plurality of embedded parts embedded in a prefabricated concrete bridge deck slab, and each embedded part comprises an upper steel plate, a lower steel plate and a plurality of steel pipes connected between the upper steel plate and the lower steel plate; the cross section of the steel pipe is in a straight-edge oval shape, and the steel base plate is installed and the nut is screwed after the bolt penetrates through the embedded part. Full prefabrication of the concrete bridge deck slab in the hogging moment area of the fabricated steel-concrete combined continuous beam bridge can be achieved, the tensile stress of the concrete bridge deck slab in the hogging moment area can be effectively controlled, the overall stress performance of a connecting area is improved, and the long-term performance and durability of the concrete bridge deck slab are improved; and meanwhile, the anti-pulling capability is realized to resist the lifting of the concrete slab and the separation from the surface of the steel beam.

The invention discloses a display panel manufacturing method and a display panel, which belong to the technical field of display. The method comprises steps: an insulation layer is formed on a substrate with a first film layer structure; a via hole is formed in the insulation layer; a contact electrode and a second film layer structure are formed on the substrate with the insulation layer, the contact electrode is located in the via hole, and thus, electric connection is formed among the first film layer structure, the second film layer structure and the contact electrode. Through forming the contact electrode at the via hole and connecting the two film layer structures by the contact electrode, the problem that the two film layer structures are possibly broken at the via hole in a related technology can be solved. The effect of forming stable electric connection between the two film layer structures at two sides of the insulation layer can be achieved.

The embodiment of the invention discloses a capital construction e-commerce system suitable for a supply chain. The system is characterized in that the capital construction material purchasing party equipment uploads purchasing information to the capital construction e-commerce platform server; the capital construction material supplier equipment uploads the supply information to the server; the server performs information matching on corresponding information in the two kinds of information in sequence, recommends information of the material supply candidate party to the purchaser equipment according to the matching result, and processes the material transaction between the two parties, transmits the fund transaction involved in the material transaction process to a financial server for processing, and converts the fund transaction involved in the material transaction process into a credit transaction by the financial server to complete the transaction of the capital materials in thesupply chain. By adopting the system, the problem of capacity matching dislocation in an online process of the capital construction industry can be solved, and the problem of supply chain disconnection caused by fund shortage can be solved.

The invention discloses a concealed magnetic button fixing method. The concealed magnetic button fixing method comprises that opening a round through hole which is matched with the magnetic button in size in the middle of an upper fusible interlining, stitching and sewing the upper fusible interlining, a transparent adhesive piece and a lower fusible interlining for fixing, laying the sewed upper fusible interlining, magnetic button and lower fusible interlining between the outer fabric and the inner fabric of the front of the clothes, making adhesive surfaces of the upper fusible interlining and the lower fusible interlining respectively face to the outer fabric and the inner fabric of the front of the clothes, ironing the front of the clothes under high temperature so as to firmly bond the upper fusible interlining and the lower fusible interlining to the outer fabric and the inner fabric of the front of the clothes. By means of the concealed magnetic button fixing method, the magnetic button is firmly fixed in the front of the clothes, there is no needle hole and thread at both the inside and outside of the front of the clothes, the button cannot be saw from the appearance, so that the front of the clothes is beautiful and decent. According to the concealed magnetic button fixing method, the stitch is hidden in the front of the clothes, so that the problem of break of the stitch due to exposing at the outside for long time and being rubbed repeatedly is overcame, and the magnetic button is difficult to drop in long-term use and is more durable.

The invention relates to a communication guyed tower and an assembling method thereof. The communication guyed tower comprises a triangular tower body, and the three corner parts of the tower body are each provided with a guy wire set, the each stay wire set comprises four upper pulleys, two lower pulleys, a stay wire base and a stay wire, the four upper pulleys are arranged at the corner parts of the tower body at equal intervals in the height direction, the two lower pulleys are arranged on the stay wire base in the front-back direction, the stay wire sequentially bypasses the lower pulley located at the rear part, the two upper pulleys located at the lower part, the lower pulley located at the front part and the two upper pulleys located at the upper part, and the two ends of the stay wire are connected in a closed loop manner. According to the communication guyed tower and assembling method thereof, the purpose of improving the wind resistance of the guyed tower can be achieved.

The invention discloses a control circuit and a control method for a power switching device. The circuit comprises a wind power storage standby power supply system, wherein the wind power storage standby power supply system comprises a power conversion system PCS, and a first output end of a switching power supply PW1 is connected with a first input end of an energy storage capacitor C1; a first output end of the energy storage capacitor C1 is connected with a relay KM1; two ends of the energy storage capacitor C1 are connected in parallel with a power-on delay relay KA1; a second output end of the switching power supply PW1 is connected with an input end of a power-on delay relay contact KA1-1; an output end of a power-on delay relay contact KA1-1 is connected with the first input end of the K, and a second output end of the power conversion system PCS is connected with a second input end of an energy storage system control switching relay K; an output end of the energy storage system control switching relay K is connected with the relay KM1; a first output end of the PCS is connected with a load; and the two ends of the energy storage system control switching relay K are connected with a KM1 self-locking switch KM1-1 in parallel. According to the control circuit and the control method, reliable operation of a wind power energy storage power supply switching device is ensured with low cost and the simple circuit.