130 results about "Serial module" patented technology

A programmable serial data path includes a programmable timing circuit and a parallel to serial module. The programmable timing circuit is operably coupled to generate a first plurality of timing signals when width of parallel input data is of a first multiple and to generate a second plurality of timing signals when the width of the parallel input data is of a second multiple. The parallel to serial module is operably coupled to convert the parallel input data into serial output data based on the first or second plurality of timing signals.

Disclosed are redundant data path(s) for transmission of graphical data between components in a graphical display system. The redundant data path(s) are used to transmit graphical data by at least two independent means, so that if a failure in one data path occurs, a data transmitted via a separate data path can be used for display. The system is particularly advantageous for multiple-serial-module configurations. The redundant data path(s) minimize disruption of data display and make repair and maintenance of the display system more efficient. The invention includes apparatus for graphical display systems, and also includes methods of data transmission for graphical display systems, and methods of maintenance of graphical display systems.

A management module that provides remote access and control of a computing device includes a keyboard, video and mouse (KVM) switch, a KVM over Internet Protocol (KVMoIP) module, and an Ethernet switch. It may also include a serial module and / or a microprocessor. The management module may be embedded in a circuit board such as a motherboard, daughterboard, baseboard or equivalent structure, of desktops, servers, notebooks, docking stations, personal digital assistants, and next generation phones or implemented as a dongle for connection to any of such devices. The management module provides out of band access by IT personnel and permits such persons to get full control of such equipped devices. Utilization of the modules enhances security, permits off peak hour maintenance, reduces downtime, and requires no end user involvement.

Disclosed are redundant data path(s) for transmission of graphical data between components in a graphical display system. The redundant data path(s) are used to transmit graphical data by at least two independent means, so that if a failure in one data path occurs, a data transmitted via a separate data path can be used for display. The system is particularly advantageous for multiple-serial-module configurations. The redundant data path(s) minimize disruption of data display and make repair and maintenance of the display system more efficient. The invention includes apparatus for graphical display systems, and also includes methods of data transmission for graphical display systems, and methods of maintenance of graphical display systems.

An apparatus multiplies a first and a second binary polynomial X(t) and Y(t) over GF(2), where an irreducible polynomial Mm(t)=t<m>+am-1t<m-1>+am-2t<m-2>t<m-2>+ . . . +a1t+a0, and where the coefficients ai are equal to either 1 or 0, and m is a field degree. The degree of X(t)<n, and the degree of Y(t)<n, and m<=n. The apparatus includes a digit serial modular multiplier circuit coupled to supply a multiplication result of degree >=m of a multiplication of the first and second binary polynomials. The digit serial modular multiplier circuit includes a first and second register, each being <=n bits. A partial product generator circuit multiplies a portion of digit size d of contents of the first register and contents of the second register. The partial product generator is also utilized as part of a reduction operation for at least one generic curve.

A programmable serial data path includes a programmable timing circuit and a parallel to serial module. The programmable timing circuit is operably coupled to generate a first plurality of timing signals when width of parallel input data is of a first multiple and to generate a second plurality of timing signals when the width of the parallel input data is of a second multiple. The parallel to serial module is operably coupled to convert the parallel input data into serial output data based on the first or second plurality of timing signals.

The invention discloses a serial server. The serial server comprises a serial module, a magnetic decoupling isolation circuit, an interface circuit, a first power supply circuit and a second power supply circuit, wherein the magnetic decoupling isolation circuit is arranged between the serial module and the interface circuit to realize isolation of signals; the first power supply circuit is connected to the interface circuit and the magnetic decoupling isolation circuit in order to supply power to the interface circuit and the magnetic decoupling isolation circuit; and the second power supply circuit is connected to the serial module, and is used for supplying power to the serial module. Through adoption of the serial server, the problem that an existing serial server is interfered easily by extreme weathers such as external lightning is solved, and the interference resistance of the serial server is enhanced.

The invention discloses a general miniaturization digital electric steering engine controller and a control method thereof. The general miniaturization digital electric steering engine comprises a signal conditioning module, an AD sampling module, a parallel-to-serial module, a steering engine algorithm module, a serial-to-parallel module, a steering engine driving control module, a steering engine driving module, a displacement detecting circuit and a current detecting circuit, wherein the displacement detecting circuit and the current detecting circuit output analog position signals and analog current signals of m steering engines, and m is greater than or equal to 2; one channel of serial position signal, one channel of serial current signal and one channel of serial instruction signal are obtained by the signal conditioning module, the AD sampling module and the parallel-to-serial module and are fed into the steering engine algorithm module; the steering engine algorithm module is used for performing position and current double closed loop control on a steering engine drift angle and outputting one channel of serial control signal; and the serial control signal is converted into m channels of parallel control signals required by the steering engine through the serial-to-parallel module and the parallel control signals are outputted to the steering engine driving control module; and the steering engine driving control module and the steering engine driving module drive a motor to rotate. The general miniaturization digital electric steering engine controller and the control method thereof disclosed by the invention are high in control speed and stability.

A remote detection system for indoor visitor flow rate of a school place comprises an embedded microprocessor, an outer infrared detection module, an inner infrared detection module, a power supply management module, a serial module, a network module and a display module, wherein the inner infrared detection module and the outer infrared detection module are both arranged at the passageway of the school place for detecting whether someone goes out; the inner infrared detection module is arranged on the inner side of the passageway for detecting whether someone enters; the outer infrared detection module is arranged on the outer side of the passageway; and the embedded microprocessor comprises a visitor flow rate statistical module and a visitor flow rate information output module, wherein the visitor flow rate statistical module is used for shielding a post received outer infrared detection signal if detecting an inner infrared detection signal early and subtracting 1 from the sum of the visitor flow rate of the place, or shielding a post received inner infrared detection signal if detecting an outer infrared detection signal early and adding 1 to the sum of the visitor flow rate of the place. The remote detection system has strong operability and good instantaneity.

The invention discloses a high speed backboard bus communication control device. The high speed backboard bus communication control device comprises a CPU, a programmable logic controller (PLC), a first M-LVDS (Multipoint low Voltage Differential Signaling) interface, a second M-LVDS interface, a first hot swap control circuit and a second hot swap control circuit, wherein the PLC includes a transmission module, a transmission dual-port RAM, a transmission CRC verification module, a parallel-to-serial module, a serial-to-parallel module, a reception CRC verification module, a reception dual-port RAM and a reception module. The high speed backboard bus communication control device and method utilize an M-LVDS as the transmission level, so that a communication rate more than 100Mbps and even higher can be realized. And at the same time, when a module performs hot swap, a power supply hot swap circuit guarantees that hot swap of the module does not cause impact of the power supply for the module and other on-line modules so as to guarantee normal working of the system; and hot swap for the bus can be automatically identified, so that different bus scanning flows can be started and the utilization efficiency of the bus can be improved.

The invention discloses a thin bulk acoustic resonator (FBAR) filter and components thereof. The FBAR filter comprises an input terminal, an output terminal, n numbered serial modules and m numbered parallel modules, wherein the joint between each two of the input terminal, the n numbered serial modules and the output terminal is respectively connected with one end of one parallel module, and the other end of the each parallel module is grounded; each serial module and each parallel module respectively comprise x numbered parallel FBARs, x, m and n are natural numbers, and x is no less than 2; and the FBAR filter components successively comprise the input terminal, a first matching network, an FBAR filter bank formed by parallel connection of more than two FBAR filters, a second matching network and the output terminal. The FBAR filter and the components thereof have high power, and can satisfy the requirements of wireless equipment such as a base station and the like on power of FBAR filters.

The present invention relates to a serial module of organic solar cells and the method for manufacturing the same. The structure comprises a transparent conductive layer composed by a plurality of conductive blocks, an active layer having notches on the periphery, and a metal layer composed by a plurality of metal blocks. The active layer according to the present invention is a complete layer except the notches on the periphery for exposing a portion of the transparent conductive layer. The metal blocks can contact the conductive blocks of adjacent organic solar cell via the exposure areas and thus connecting the organic solar cells in series. The present invention can improves the power generating efficiency of organic solar cells in a limited space, which is beneficial to the development of promotion of future organic solar cells.

The invention provides a method for processing exception of an online workbench. The method comprises the following steps: verifying whether a warning module is a process module or not, if so, verifying whether the module is a serial module or a parallel module; if not, stopping the task to wait repairing; if the module is the serial module, stopping the task, and not going on technical processing until a user operates; and if the module is the parallel module, using another parallel module to perform technical processing. The invention also provides a system for processing exception of the online workbench, comprising a module verification unit, a serial module control unit and a parallel module control unit. The method and the system can instantly repair the exception of the online workbench without terminating the current task so as to avoid more consumed processing time due to a terminated task, improve the efficiency of a production line, is convenient for user operation and realize reasonable and automatic control of the online workbench.

The invention discloses a portable temporary speed limit detecting terminal and a maintenance method thereof. A system comprises a portable terminal, a wireless communication module, a railway administration server and an electronic speed limit post. The railway administration server assigns a temporary speed limit maintenance task according to a received application of temporary limit control, relief, detection or modification, and a worker carries the portable terminal and goes to the speed limit area to finish the maintenance task. During maintenance, the portable temporary speed limit detecting terminal communicates wirelessly with the electronic speed limit post in a near field by a radio-frequency module of the portable terminal, and the near field wireless communication comprises reading and writing electronic speed limit post type information; and the portable temporary speed limit detecting terminal communicates wirelessly with the railway administration server in a long distance by a wireless communication module to finish interaction of related data during maintenance. The portable terminal mainly comprises a main control module, the radio-frequency module, a GSM-R module, an IC card recognition unit, a serial module and a power module. In a railway temporary speed limit system adopting the electronic speed limit post, the portable temporary speed limit detecting terminal can play the characteristics of mobility, flexibility, safety and high efficiency.

The invention relates to a master-slave hydraulic mechanical arm controller. A handheld terminal of the master-slave hydraulic mechanical arm controller comprises a microprocessor I which is respectively connected with a man-machine interface unit and an embedded master-hand controller, wherein the embedded master-hand controller comprises a microprocessor II which is respectively connected with the microprocessor I, an A / D (Analog to Digital) converter I and a serial to fiber module; and the A / D converter I is connected with a plurality of potentiometers (at each joint motion axis) of the main hand. The mechanical arm controller also comprises a microprocessor III which is respectively connected with an A / D converter II, a D / A (Digital to Analog) converter and an electromagnetic valve; and the microprocessor III is communicated with the serial to fiber module through a fiber to serial module; the A / D converter II is connected with a plurality of potentiometers (at each joint motion axis) on the mechanical arm; the D / A converter is connected with a hydraulic amplifier, a plurality of servo valves and a corresponding hydraulic cylinder; and the output shaft of the hydraulic cylinder is connected with the mechanical arm. The master-slave hydraulic mechanical arm controller has the advantages of high processing speed, low cost and stable and reliable performance.

The invention discloses a maintenance control used for semiconductor processing equipment. The method comprises the following steps of: judging a function module sending a maintaining request; processing the maintaining request by a parallel processing mode, if the function module is a parallel module and not in a standby state; processing the maintaining request by a serial processing mode, if the function module is a serial module and not in the standby state; and directly maintaining the function module needing maintaining, if the function module is in the standby state. In addition, the invention also provides a maintenance control system used for the semiconductor processing equipment and the semiconductor processing equipment. The maintenance control method and the maintenance control system can effectively maintain the semiconductor processing equipment in time, and also can keep higher production efficiency and reduce / avoid waste. The semiconductor processing equipment not only can be effectively maintained in time, but also can keep higher production efficiency and reduce / avoid the waste when maintained.

The invention discloses a three-phase electric and electronic transformer based on a multi-level multi-module cascade structure. The three-phase electric and electronic transformer has three levels, i.e. an input level, an isolation level and an output level. An output end of an input-level power converter is connected with an input end of a high-frequency DC / AC (direct current / alternating current) link power converter; an output end of the high-frequency DC / AC link power converter is connected with the primary side of a high-frequency transformer; the secondary side of the high-frequency transformer is connected with the input end of the high-frequency DC / AC link power converter; the output end of the high-frequency DC / AC link power converter is connected with an input end of an output-level power converter; an output end of the output-level power converter is connected with an input end of an LC wave filter; and the LC wave filter is connected with a three-phase power supply network. Basic functions, such as transformation, isolation and energy transfer of the traditional electric transformer can be realized, and for the input voltage with different levels, corresponding voltage can be born only by calculating the corresponding number of input-level serial modules and serial connection according to corresponding module number.

The invention discloses a series-type module-level photovoltaic shutdown system, which comprises a plurality of photovoltaic group strings connected into an array, and a shutdown controller, a photovoltaic inverter and a power network in series in turn, wherein, an input terminal of the shutdown controller is connected with an output terminal of the photovoltaic group string array; and each photovoltaic group string comprises m photovoltaic groups and m-1 photovoltaic shutdown in series; The series photovoltaic shutdown device comprises a switch tube, a high-frequency blocking inductor, a high-frequency path capacitor, a first discharge resistor, a driving capacitor, a second discharge resistor and a diode; On state, The shutdown controller generates a high frequency oscillating current. the voltage generated by this high frequency oscillating current on the driving capacitor of the series photovoltaic shutdown is used to drive the series photovoltaic shutdown to be turned on. When theswitching transistor driving signal of the shutdown controller is canceled, the driving capacitance of the series photovoltaic shutdown is gradually released, the switching transistor is turned off,and the system enters the shutdown state.

The invention discloses a pulse capacitor used for a rapid discharging unit. The pulse capacitor comprises: a capacitor leading electrode plate, which is directly covered on an end surface of a capacitor serial module and is pressed tightly as well as is led out of a plastic housing by a cylinder electrode; a capacitor and switch discharging branch switch electrode; a capacitor side surface charging electrode, which is connected with the leading electrode plate inside the housing; a packaging plastic housing and a sealing ring and the like. All assemblies of a capacitor slug are formed by metal electrode plates and dielectric film materials by a winding mode; the plurality of assemblies are in series connection to form the capacitor slug; and the metal electrode plates at two ends of the capacitor slug are respectively connected with the capacitor leading electrode plate. According to the invention, the pulse capacitor employing the above-mentioned structure has a good insulation characteristic and is not easy to be broken down; besides, the material stability is good and service life is long. In addition, there is no welding point inside the capacitor slug and safety coefficient is high.

The invention provides a multi-functional radar signal processing plate which comprises a power module, two digital signal processor (DSP) processing nodes, two field programmable gate array (FPGA) processing nodes, two complex programmable logic device (CPLD) modules, three high-speed analog to digital converter (ADC) modules, a high-speed digital to analog converter (DAC) module, a low-voltage differential signaling (LVDS) data collecting output module, two low-speed ADC modules, two low-speed DAC modules and two separated synchronous serial modules. The processing plate is achieved by adopting a high-performance DSP and a Xilinx high-performance FPGA and has the advantages of being good in processing capacity and high in integration of chips with various functions and the like.

An integrate circuit and a method for implementing high speed two-dimension discrete cosine transform belong to the video and image data compression technique field comprising a transform coding control module and a bit extension module or the like. The bit extension module is connected to a data selection module; the data selection module is connected to a series-parallel conversion module; the series-parallel conversion module is connected to a one-dimensional discrete cosine transform module; the one-dimensional discrete cosine transform module is connected to a parallel to serial module; the parallel to serial module is connected to a transposition memory matrix RAM module through a bit interception module; a transform coding control module is respectively connected to the data selection module, the series-parallel conversion module, the one-dimensional discrete cosine transform module, the parallel to serial module, a transposition address generator module and the transposition memory matrix RAM module; the transposition memory matrix RAM module is connected to the data selection module. The invention has less resource consumption, and saves the resource at the same time of satisfying a realtime processing speed demand in maximum.

The invention relates to the field of digital filters, and specifically relates to a distributed algorithm applied to FIR filters. The distributed algorithm comprises the following steps: an analog input signal X[n] is converted by an analog-to-digital conversion module into a B-bit digital signal; the B-bit digital signal is processed in a shift register as input data, and the processing result is sent to a serial-parallel module; the serial-parallel module transmits the input data to a binary bit weight multiplication module, rearranges the input data according to the binary bit weight, and outputs the input data to a parallel-serial module; the parallel-serial module divides the input data into B groups of bit stream data according to 2<0>, 2<1>,...,2<B-1>; the B groups of bit stream data respectively enter n groups of look-up table modules for table look-up and addition operation, and B groups of output data are worked out according to a two-dimension DA algorithm formula (shown in the description), thus obtaining an output signal Y[n] after filtering. The use of memory resources and logical unit resources is reduced, and FPGA resources are fully utilized.

The invention discloses a main driving system of a hybrid power locomotive. The main driving system comprises a main generator, a main contactor, a rectifying module, a power battery pack, an inverse module and a traction motor, wherein the main generator is connected with the rectifying module through the main contactor, and the rectifying module is connected with the inverse module; the inverse module comprises a capacitor, a first module group, a second module group, a third module group and a fourth module group; each module group comprises two serial modules, and each module is composed of a transistor and a diode which are connected in parallel; the capacitor, the first module group, the second module group, the third module group and the fourth module group are connected between the anode and the cathode of the rectifying module in parallel; the traction motor is connected with the second module group, the third module group and the fourth module group in the inverse module; one end of the power battery pack is connected with the cathode of the rectifying module, and the other end of the power battery pack is connected with an inductor and a current transformer in series and then is connected between the two modules of the first module group. The stability of the main driving system of the locomotive is greatly improved, the power battery pack is accurate and controllable in charging, and a solid foundation is provided for the technological development and wide-range application of the hybrid power locomotive.

The invention provides a serial device of a wireless link control layer service data unit, including a calculation module which is arranged above a media access control layer and used for calculating the size of a transmission block according to a predetermined scheduling algorithm and notifies the wireless link control layer. The device still includes a serial module which is arranged above the wireless link control layer and is used for judging that whether the sum of the length of the wireless link control layer service data unit, the overhead of the wireless link control layer and the overhead of the media access control layer is larger than the size of the transmission block. The serial module determines that whether to implement the serial treatment according to the judged result. The device also includes a transmission block generation module which is arranged above the media access control layer and is used for judging that whether the sum of the length of the media access control layer service data unit and the overhead of the media access control layer is smaller than the size of the transmission block. And the transmission block is produced according to the judged result.

A circuit achieving power flow control and small current ground fault active compensation arc suppression simultaneously is characterized by comprising a three-phase parallel module, a first coupling transformer, a three-phase serial module, a second coupling transformer and a direct current bus voltage stabilizing unit; when power flow control is conducted, the three-phase parallel module and the first coupling transformer are used for providing active power balance for the interior of the circuit and conducting reactive compensation on the circuit through the first coupling transformer, and when active compensation arc suppression is conducted, the three-phase parallel module and the first coupling transformer are used for providing a zero-sequence compensation current for a small current ground fault; when power flow control is conducted, voltage is inserted into a power distribution system circuit through the second coupling transformer to change power flow; the direct current bus voltage stabilizing unit connects the three-phase serial module with the three-phase parallel module and is used for providing stable direct current voltage for the direct current side of the three-phase serial module and the direct current side of the three-phase parallel module. According to the circuit achieving power flow control and small current ground fault active compensation arc suppression simultaneously, by means of the three-phase parallel module, the three-phase serial module and the direct current bus voltage stabilizing unit, the functions of power flow control small current ground fault active compensation can be achieved simultaneously.

The invention relates to elevator technical field, in particular to a layer-selecting device in the elevator car, comprising a control module of microprocessor, coprocessors as the microprocessor and the control module of programmable logic device which is connected with the coprocessors, a display module, a key-press module, a serial module which is used to communicate between the microprocessor and the hand wheel controller, and a CAN bus communication module which is used to communicate between the microprocessor and the core controller of the elevator. The programmable logic device is respectively connected with the display module and the key-press module, and is used to control the display module according to the output information from the microprocessor to realize the display of the floor movement direction and the floor information, and is used to realize the scanning of the pressing keys, the decoding, and the subtractive dithering, and transports the key-press information to the microprocessor. The layer-selecting device in the elevator car has the advantages of improving calling elevator real time, increasing the reliability of the circuit, and reconfiguration.

The invention discloses a three-phase power electronic transformer capable of balancing asymmetric load. The transformer is divided into an input level, an isolation level and an output level, output ends of input-level power converters are connected with input ends of high-frequency DC (direct current) / AC (alternating current) link power converters, output ends of the high-frequency DC / AC link power converters are connected with primary sides of high-frequency transformers, secondary sides of the high-frequency transformers are connected with the input ends of the high-frequency DC / AC link power converters, the output ends of the high-frequency DC / AC link power converters are connected with input ends of output-level power converters, and output ends of the output-level power converters are connected with input ends of LC filters which are connected with a three-phase power supply network. The three-phase power electronic transformer capable of balancing asymmetric load can realize basic functions of transformation, isolation, energy transfer and the like of conventional power transformers, and as for input voltages of different levels, the serial module number of corresponding input levels only needs to be calculated, and corresponding voltage can be borne by serial connection according to corresponding module number.

An electric spark gap discharge state detection device and method based on cluster analysis relates to electric spark machining. The detection device includes an electric discharge machine tool, an electrical signal detection collector, a cluster analyzer, a servo controller and a host computer; the electrical signal detection collector includes an amplification circuit and an isolation optocoupler; the cluster analyzer includes an STM32 The single-chip microcomputer and serial port module, etc., the EDM machine tool is connected to the amplifying circuit through the cable, and the isolation module is connected to the amplifying circuit, the single-chip microcomputer, the serial port module and the upper computer in turn, and the upper computer is connected to the motion control card, and the motion control card is connected to the EDM machine tool. The electrical signal of the electric discharge machining machine tool is input through the electrical signal detection collector to perform cluster analysis in the cluster analyzer, and the output terminal of the cluster analysis of the cluster analyzer is connected to the servo controller for servo control, and the servo controller The relevant signal output terminals are connected to the host computer, and are displayed, controlled and stored in the host computer.

A double-Ethernet networking server provided with multi-serial ports comprises a power module, a processing module, an Ethernet module, a serial port module, a communication indication module and an EMC (electromagnetic compatibility) module, wherein the power module is connected with the processing module, the serial port module and the Ethernet module respectively and supplies power to the processing module, the serial module and the Ethernet module; the serial port module, the Ethernet module and the communication indication module are connected with the processing module respectively; the EMC module comprises a lightning protection part and an electromagnetic isolation part; the lightning protection part is directly connected with the serial port module and the Ethernet module respectively; the electromagnetic isolation part is connected among the serial port module, the Ethernet module and the processing module; the Ethernet module is provided with more than two Ethernet interfaces to form main and standby networks; and the serial port module comprises basic serial ports and extension serial ports. According to the double-Ethernet networking server, multichannel serial port equipment can be connected to the network, and the server supports connection of double networks of a host and a standby computer of a background system and can finish transparent transmission of data between the serial ports and the Ethernet interfaces simultaneously.