1050results about How to "Improve versatility" patented technology

A device for monitoring heart rate and blood oxygen levels using improved pulse oximetry sensors. Pulse oximetry sensors function in either transmission mode or reflectance mode. The device of the present invention provides improved sensors functioning in transmission mode to be useful on anatomical structures with dense tissue, such as the wrist. Additionally, a combination of sensors are used to enhance the performance of monitoring devices using pulse oximetry technology. By combining sensors that function in transmission mode and reflectance mode, quality and accuracy of the monitoring device is enhanced. The data from the sensors are communicated with a microcontroller for analyzing the data. More accurate data collection translates to more accurate analysis using formulas or algorithms. The resulting analysis is conveyed to the user through a display, either digitally or in color.

A floor care appliance is equipped with a detachable power cord.

The invention discloses a method for creating a three-dimensional model by using a sketch, which comprises the following steps of: dividing strokes of a freehand sketch into primitive strokes functioning as the outline of an object and threaded strokes acting as three-dimensional effect, identifying the strokes respectively and regularizing the primitive strokes; indicating the geometric constitution of the object by using a conditional rule generation method and realizing rule-driven reasoning by using primitive adjacency relationship under the guidance of drawing threads so as to identify object units and recover the depth information of each object unit; automatically discriminating and completing hidden lines of the object units according to geometric attributes of the object units under the guidance of a drawing thread rule so as to generate a complete three-dimensional object unit; and recreating the three-dimensional model of the object by using a geometric splicing method according to topological relation among the object units. The method has the advantages of expressing the three-dimensional effect with auxiliary threads, such as shade lines and the like, and drawing the perspective projection outline of the object with the freehand sketch so as to improve the degree of freedom of drawing.

Described are roll-to-roll or reel-to-reel thermal or rapid thermal processing tools (reactors) are used to react a precursor layer on a continuous flexible workpiece. Variants of the reactors are described, including a reactor having multiple exhaust outlets connected to a process gap of the reactor between an entrance opening and an exit opening of the process gap; a reactor including multiple gas inlets and exhaust outlets connected to a process gap of the reactor between an entrance opening and an exit opening of the process gap; a reactor including multiple gas inlets and exhaust outlets connected to a process gap of the reactor between an entrance opening and an exit opening of the process gap; and a reactor including multiple gas inlets and exhaust outlets connected to a process gap of the reactor between an entrance opening and an exit opening of the process gap. Also described is an exhaust system that separates the Group VIA material vapors from other gaseous species for re-cycling or easy disposal and techniques and apparatus for efficient removal of moisture from the workpiece before processing precursor layer in the RTP tool.

An adjustable hanger bracket and bracket assembly for tubular members. The assembly includes a longitudinally extendable span member arranged to be fastened to facing sides of laterally spaced supporting members, such as horizontally disposed joists or vertically positioned wall studs. Longitudinally adjustable brackets slidably engage the external surface of the slidably adjustable span member to support tubing or piping sections which may be positioned between adjacent studs or joists.

The invention relates to a dynamic component loading method and system based on a plug-in mechanism. The method comprises the following steps that after an application program or component receives instructions requiring the calling of corresponding functions in other components, the other components are found, the other components provide a standard plug-in interface, and the unique MIME type for identifying the identity is realized; after the components are found, the components are loaded into a memory, an interface for creating the component instance is obtained, and the corresponding function interface of the components is called; when the corresponding functions are not needed, a component unloading interface is called, and the other components are unloaded. The interface adopted in the embodiment of the invention is a standard plug-in interface, the assembly is not linked during the compiling, unnecessary components are not loaded during the application program starting, the memory is saved, and the generation of application programs in different versions by aiming at embedded systems in different service forms is avoided.

The invention discloses an automated testing method of a Web application system and a device thereof, which aims at solving the problems of the inflexibility, the low reutilization ratio, the heavy testing workload and the low efficiency of the existing automated testing tool of the Web application system. The method comprises the following steps: operation flows of the Web application system are broken down into the combination of atomic flows; an automated testing component is established correspondingly to each atomic flow; a preset testing case that records atomic flow sequences are read; the corresponding testing component is invoked to test the Web application system correspondingly to each atomic flow in the sequences. As the automated testing method of the components can be flexibly suitable for the automated testing of a plurality of complex and multivariant operation flows, the commonality of the testing programs can be improved, the automated testing efficiency can be greatly improved and the testing workload can be reduced; in addition, as the operation flows are thinned into the atomic flows, the error atomic flows can be tracked and positioned so as to find error points in time and improve the testing effect.

A motor-integrated transmission mechanism for use in parallel hybrid electric vehicles. The transmission can provide five basic modes of operation that can be further classified into sixteen sub-modes: one electric motor mode, four engine modes, four engine/charge modes, three power modes and four regenerative braking modes. Each of these sub-modes can be grouped into like clutching conditions, providing the functional appearance of a conventional 4-speed automatic transmission, with electric launch, engine-only, engine/charge, power-assist, and regeneration capability. CVT capability is provided with one of the engine/charge modes. The transmission can be incorporated in front-wheel drive and in rear-wheel drive vehicles.

A spraying gun includes a gun body, a handle, a sealing gasket, a connecting member, a control valve, a control handle, an outer control tube, a control shaft, a catch block, an inner control tube, a control ring, a drive ring, and a nozzle assembly. The nozzle assembly includes a nozzle head, a first mounting ring, a second mounting ring, and a rotation ring. Thus, the spraying gun has a three-stage control effect to provide different water output functions so as to fit a user's practical requirements, thereby enhancing the versatility of the spraying gun.

A device discovery method, a user equipment and a network side device are disclosed, which relates to the field of wireless communication. The method disclosed in the embodiments of the present document includes: the user equipment acquiring device discovery configuration information, the device discovery configuration information at least including information used for indicating a time domain location of a device discovery radio resource; the user equipment determining a radio resource location for sending a D2D discovery signal according to the device discovery configuration information; and the user equipment sending the D2D discovery signal at the determined radio resource location; wherein, the device discovery radio resource indicated by the device discovery configuration information is a D2D dedicated resource, and has a specific configuration period in a time domain. The embodiments of the present document also disclose a user equipment and a network side device.

The invention relates to a gesture recognition method based on a BP neural network. The method includes the steps that electromyographic signals generated by multiple gesture actions of multiple samples are collected; the electromyographic signals are subjected to normalization; multiple feature values are extracted from the normalized electromyographic signals to form a feature value matrix; model training is conducted on the feature value matrix through the BP neural network algorithm to form a BP neural network model; the BP neural network model is saved in an electromyographic signal collection device for gesture recognition. During signal analysis and mode recognition, the improved normalization method effectively eliminates difference between electromyographic signals of different people, mode recognition is conducted through a BP neural network classifier, the gesture recognition rate is increased, and meanwhile the error probability in recognizing is greatly reduced.

The invention discloses a system for verifying transient characteristics of an electronic transformer compatible with an IEC61850 protocol. The system comprises a collecting unit, a processing unit and a personal computer (PC) analyzing unit and is characterized in that the collecting unit is respectively connected with a reference transformer and a secondary transducer of an electronic transformer and comprises a preposed data conversion module for converting an analog signal into a digital signal; the processing unit is connected with the collecting unit through an optical fiber and internally provided with a synchronized signal generator which sends a way of standard synchronized signal to the electronic transformer for testing when synchronizing standard source data; and the PC analyzing unit is connected with the processing unit through an Ethernet. Because the preposed data conversion module is arranged in the collecting unit, the system has small interference errors, can be in adaptive connection with the standard electronic transformer compatible with the IEC61850 protocol and a GB/T20840 protocol and has high commonality and compatibility.

The embodiments of the present invention relate to a method and a device for transferring radio service data. The method includes: designing a radio service frame timing mechanism and/or a rule of filling IQ data for a plurality of standards; configuring frame timing mechanisms corresponding to various services according to the designed radio service frame timing mechanism and/or the rule of filling IQ data for a plurality of standards; and transmitting multi-standard radio service data according to the configured frame timing information and/or methods of mapping IQ containers. The device includes a determination unit, a configuring unit and a transfer unit. Thus, uniform transmission of radio IQ data and frame synchronization for different standards may be enabled via a common radio interface between a Radio Equipment Controller (REC) and a Radio Equipment (RE).

A protector (10) has two half members (20, 40) forming a tubular shape upon being assembled. One half member (20) includes a pair of temporary fixing ribs (26A, 26B) projecting more than a contact edge (23) with the other half member (40) and standing up at the opposite sides of each of corrugated tubes (80A, 80B), each pair of temporary fixing ribs (26A, 26B) are shaped to be insertable into grooves (81A, 81B) of the corresponding corrugated tube (80A, 80B), and stand-up ends (27A, 27B) of the pair of temporary fixing ribs (26A, 26B) are bent to approach each other along the groove (81A, 81B) of the corrugated tube (80A, 80B).

A wind machine comprises a plurality of fabrics that are removeably installed on a rotatable carrier. The carrier axis of rotation may be either horizontal or vertical. The carrier has pairs of first and second arms that support opposite ends of a fabric net. Side strands of the net may be reinforced. Each net has a loop that is supported on one carrier arm and a piece of material that is supported on the second carrier arm. The fabric piece of material has holes that receive associated studs on the carrier second arm, which is turnable. By turning the carrier second arm, a tension is imparted to the fabric. The carrier second arm is lockable to maintain the tension. Multiple panels are connected to the net for pivoting between closed and open positions. The panels resist the wind when they are in the closed position.

The invention discloses a mahjong machine and a mahjong-card stacking pushing method thereof. The mahjong machine comprises a card feeding device and a stacking pushing device. The stacking pushing device comprises a card pushing head, a card bearing table, a card stopping frame and a card storage plate; the card pushing head and the card stopping frame are located on the two adjacent sides of the card bearing table respectively, a card discharging opening of the card feeding device and the card stopping frame are located on the two opposite sides of the card bearing table respectively, the card pushing head and the card storage plate are located on the two opposite sides of the card bearing table respectively, the card feeding device is stopped to feed out a third mahjong card, and the two mahjong cards are stacked and pushed. In the technical scheme, through a same mahjong machine, it can be achieved that the three mahjong cards are stacked and pushed, the two mahjong cards can also be stacked and pushed, the universality of the stacking pushing device and the universality of the mahjong machine are improved, the mold opening cost and the manufacturing cost are reduced, the mahjong machine has more playing methods, and user experiences and the comfortable performance are better.

The invention discloses a method, a device and a system for configuring pre-emphasis for interconnection equipment and a network device so as to be used for improving the universality of the pre-emphasis configuring method. The method for configuring the pre-emphasis for the interconnection equipment comprises the steps that a local terminal port and an opposite terminal port negotiate to establish a virtual switch unit (VSU) after connection between the local terminal port and the opposite terminal port is detected to be established, and the local terminal port is configured to be a port of a virtual switch link (VSL); a local terminal sequentially selects a group of pre-emphasis parameters from a pre-emphasis configuration table to configure a chip connected with the local terminal port, and continuously sends test messages to the opposite terminal within a preset length of time by using each group of the configured pre-emphasis parameters; and the chip is configured according to the effective pre-emphasis parameters selected by the opposite terminal port, and the effective pre-emphasis parameters are selected by the opposite terminal port according to a test result of the received test messages.

A power saving wireless fire alarm system has a master station and a plurality of battery-powered fire detecting cc terminals linked for wireless communication with each other. Upon detection of a fire occurrence at one of the fire detecting terminals, the fire detecting terminal transmit a fire detection message to a master station which in turn transmit a wake-up message to the other fire detecting terminals and thereafter a fire information message which starts a multiple synchronous communication between the master station and the fire detecting terminals. Each fire detecting terminal has a power controller which selects an intermittent reception mode of activating its own receiver only intermittently until receiving the wake-up message or information indicative of the fire occurrence, and select a constant operation mode thereafter to make the fire detecting terminals be ready for the multiple synchronous communication commenced by the fire information message from the master station.

The invention discloses a data exchange method for electromechanical and electromagnetic transient hybrid simulation and relates to the technical field of transient stability research and digital simulation of power systems. The method comprises the following steps of: simulating an electromagnetic transient simulation power grid to obtain the electromagnetic transient simulation data, simulating an electromechanical simulation power grid to obtain the electromechanical simulation data, processing the electromechanical simulation data to obtain a three-phase instantaneous value Thevenin equivalent circuit model of the electromagnetic transient simulation power grid, correcting a power supply frequency and transmitting the parameters of the three-phase instantaneous value Thevenin equivalent circuit model to the electromagnetic transient simulation power grid through an interface bus; and processing the electromagnetic transient simulation data to obtain the active power and the reactive power injected into the electromechanical simulation power grid through the interface bus and form an electromechanical simulation interface bus model, so that the active power and the reactive power can be transmitted to the electromechanical simulation power grid. According to the data exchange method for electromechanical and electromagnetic transient hybrid simulation disclosed by the invention, the real-time simulation of the power grid in a relatively large scale is realized; and the hybrid simulation is not limited by the scale of the power grid.

A modular water purification system is optimized for versatility and weight using a pump component that is mountable by standardized fittings into alternative prime mover modules that can receive and power the pump. The pump can be a heavy high pressure pump for a reverse osmosis stage, interchangeably mounted on an internal combustion engine module or an electric motor module. The pump is enclosed and protected by a frame with end plates, elongated bar handles and a standardized base that fits into and is fixed by a sliding flange and clamping structure, locating the pump precisely to engage a rotational fitting on the pump shaft with a complementary fitting coupled to the prime mover.

The invention discloses a layering and reconfigurable on-chip network modeling and simulation system. The system comprises a test layer, a main body layer and an operation layer. The core of the test layer is a reconfigurable rout unit and a network interface unit, and the test layer can change network structure parameters dynamically. The main body layer is mainly composed of a resource node unit, is provided with a universal OCP interface which is connected with the route unit through the network interface unit and integrates a flow generation mechanism unit, a receiving mechanism unit and a performance analysis logic unit. The operation layer is composed of a software configuration module, provides a good person-to-person interaction interface, and is used for flexible configuration and structure generation of the on-chip network structure feature parameters and communication modes. The layering and reconfigurable on-chip network modeling and simulation system can conduct modeling on an on-chip network architecture structure utilizing different topological structures, network sizes, routing algorithms, buffer area depths and the like, conduct network performance simulation under different communication models and communication loads, and provide a basis for the on-chip network architecture design under different application demands.

The invention relates to an online debugging simulation method for an embedded system based on interruption communication, which is characterized in that: when a user program which is operating is hung, a debugging host computer can send an interrupt signal and an instruction ready for debugging; after the embedded system responses, the program index of a stack and the breakpoint spot information of the user program are saved, the program index of the stack is modified as an entry address of a closed loop of a monitoring communication interface, and the stack at operation state is set at debugged state and returns to the closed loop; when the operation of a user program needs to be resumed, the debugging host computer send an interrupt signal and an instruction ready for operating the user program; after the embedded system responses, the saved program index and the breakpoint spot information of the user program are resaved into a corresponding stack position, and the stack resumes the breakpoint spot of the user program and returns to the position where the user program is hung for further operation. The online debugging simulation method for the embedded system based on interruption communication can realize online debugging simulation without extra hardware and occupies small sources.

Disclosed is an adjustable holder for devices with a simplified design for accommodating devices of various form factors and shapes. The adjustable holder comprises at least a pair of offset, generally parallel arms that are slidable within corresponding openings of a support in order to adjust the arms and fixedly position the arms at varying distances relative to the support. The adjustable holder further comprises a gripping member coupled to a distal end of each of the arms to grip a device at opposing sides of the device. In some embodiments, the arms are adjustable via a two-part ratcheting mechanism. In yet other embodiments, the gripping members are rotatable to accommodate devices of various geometries. The holder can fit onto a stand or structure to hold a device in a fixed position.

In a hydraulic tool such as a crimping or cutting tool used by electric utility workers, interchangeability of heads and interchangeability of power units is afforded by connecting a cylinder on the power unit to a receiver on the head. Interlocking lugs allow the head to be secured to the power unit at any selected one of a plurality of rotational positions. A piston and a movable die in the head also have interlocking lugs. To enable the lugs on the piston and movable die to engage simultaneously with the engagement of the lugs on the cylinder and receiver, the piston is secured against rotation by a slotted guide the slots of which receive inwardly protruding pins fixed to the piston. For increased versatility, plural pressure relief valves can be selected by means of a manual selection valve to set the maximum force exerted by the tool.

The embodiment of the invention discloses a method and a device that measures quality of service of Internet network protocol IP. The embodiment of the invention includes the steps of: establishing a measuring connection among the measuring responding terminals; carrying out measurement among the measuring responding terminals by an upper layer message of transmitted IP layer according to the measuring connection; calculating QoS index of the IP transmission network according to measured result. In the embodiment of the invention, measuring the request message and the responding message adopts the upper layer message of transmitted IP layer with high priority to the message of the router, which enables the measurement to be accurate without support of the router and is universal and convenient by the measuring method.

The invention provides a short wave receiving and sending integration digital signal processing module based on delayed diversity. The short wave receiving and sending integration digital signal processing module based on the delayed diversity comprises six analogue/ digital (A/D) chips, two down-conversion chips, six up-conversion modules, a field programmable gate array (FPGA) chip, a digital signal processor (DSP) chip and a compact peripheral component interconnect (CPCI) bus, wherein six A/D chips are respectively connected to the two down-conversion chips, outputs of the two down-conversion chips are connected to the FPGA chip, the FPGA chip and the CPCI bus are respectively connected with the DSP chip to carry out data interaction, and outputs of the six up-conversion modules are connected with the FPGA chip. According to the short wave receiving and sending integration digital signal processing module, stimulation and receiving of six short wave channels are achieved, delayed diversity technology is adopted, and communication transmission gain and antijamming capability can be improved. In addition, a CPCI connector is adopted, and therefore generality and compatibility of the module can be improved.

The invention discloses a universal method for task scheduling and resource configuration in a cloud computing system. The universal method includes: acquiring arrived task information from a task scheduling and resource configuration universal frame, and determining at least one scheduling objective according to the task information; acquiring physical host information of a virtual cloud, establishing a virtual machine according to the physical host information, the task information and the scheduling objective specific algorithm, and allocating a task to the virtual machine to be executed; continuously monitoring state information of all the allocated tasks, and performing resource dynamic configuration on the virtual machine according to the state information of the allocated tasks; and completing all the tasks and returning task results. The universal method can allow scheduling management objectives to be dynamically combined so as to complete any type of tasks in the virtual cloud, and improves the applicability of the task scheduling and resource configuration method.

A device is configured to monitor the integrity of a connection system between first and second fluid containing systems comprising first and second pulse generators. A pressure sensor is arranged in the first fluid containing system to detect first pulses originating from the first pulse generator and second pulses originating from the second pulse generator. The device operates a monitoring method, by generating (42) a time-dependent pressure signal based on measurement data obtained from the pressure sensor such that the pressure signal contains a sequence of apparent pulses. The apparent pulses represent a superposition of the second pulses on the first pulses when the connection system (C) is intact. The device processes (44) the pressure signal to calculate a parameter value based on a pulse feature of at least one of the apparent pulses in the pressure signal. The parameter value represents a disturbance caused by the superposition of the second pulses on the first pulses, and may be given as a measure of statistical dispersion, pulse-to-pulse symmetry, or first pulse similarity. The device determines (45) the integrity of the connection system based at least partly on the parameter value. The first fluid containing system may be an extracorporeal blood circuit, and the second fluid containing system may be a human or animal subject.

The present invention discloses a numerically-controlled machine tool thermal error on-line compensation method and system. The numerically-controlled machine tool thermal error on-line compensation method comprises the steps of: acquiring key measuring point temperature data of a numerically-controlled machine tool; calculating a theoretical thermal error value of the numerically-controlled machine tool according to a multiple linear regression thermal error model; calculating a compensation value and judging whether the compensation value meets a set upper-lower limit range of a compensation threshold value. According to the numerically-controlled machine tool thermal error on-line compensation method, the multiple linear regression thermal error model is built and is used as a thermal error on-line compensation subunit of the numerically-controlled machine tool to be embedded into a human-computer interaction interface of a panel control unit, and an external compensator is not needed, thereby greatly improving universality of the system; at the same time, a fuzzy clustering analysis method and a multiple linear regression theory are used to calculate the compensation value of the numerically-controlled machine tool, and an external coordinate transformation mode is adopted for performing on-line compensation, thus convenient operation and good real-time performance are achieved.

The invention discloses a composite fixture with controllable pressure, and belongs to the field of machine tool fixtures. The composite fixture with the controllable pressure comprises a fixture base, a sliding rail, a large adjusting screw rod, a moving block, a large clamping block, a small adjusting screw rod, a fixing block, a small clamping block, a scale A and a scale B, the lower end of the sliding rail is mounted on the fixture base, the upper end of the sliding rail is clamped in the concave edge of the lower end of the moving block, the large adjusting screw rod is meshed with the moving block, the lower end of the small clamping block is embedded in a dovetail groove of the lower end of a groove formed in the large clamping block, the small adjusting screw rod is meshed with the fixing block, one end of the small adjusting screw rod is fixedly connected with the small clamping block, the scale A is arranged on the large adjusting screw rod, and the scale B is arranged on the small adjusting screw rod. The composite fixture with the controllable pressure solves the problems that the clamping pressure of an existing machine tool fixture is difficult to control and a special fixture is not high in universality, and has the advantages of being simple in structure, reasonable in design and easy to manufacture.