186results about How to "Reduce the number of interfaces" patented technology

The invention discloses a heat conductive insulation material and a preparation method thereof. The heat conductive insulation material comprises the following components in percentage by weight: 15 to 50 percent of plastic substrate, 15 to 45 percent of heat conductive insulation filler A, 5 to 15 percent of heat conductive filler B, 10 to 30 percent of mineral fiber C, 0 to 2 percent of coupling agent and 0 to 2 percent of lubricant. The heat conductive insulation material has the advantages of perfect forming processing performance, high heat conductivity, higher uniformity and a small amount of gas content during processing; heat conductive fillers with different length-diameter ratios are combined, fillers with a large length-diameter ratio are arranged in melt flowing direction, and fillers with a small length-diameter ratio fill gaps left when the fillers with the large length-diameter ratio are arranged, so that the number of interfaces among filler components is greatly reduced, a conduction network is formed more easily, and heat conductivity is remarkably increased; moreover, the mineral fiber is added during the second machining process, so that the loss of material performance can be compensated due to the addition of high-powder fillers, and performance is better.

The invention belongs to the field of flexible sensors, and discloses a multi-mode cell-variable flexible sensor and a signal acquisition system. The flexible sensor is of a multi-layer structure. Themultilayer structure comprises an upper electrode layer, a spacing layer and a lower electrode layer. At least one of the upper electrode layer and the lower electrode layer is a sensor A, the spacing layer is arranged between the electrode layers, a sensor B is formed by forming an electrode layer-spacing layer-electrode layer structure, and when an object to be detected is detected, measurementof different physical quantities of different objects to be detected is realized by switching between the sensor A and the sensor B; in addition, the sensor is used as a unit cell, and a multi-cell sensor is formed by combining a plurality of unit cells. The invention further discloses a signal acquisition system for acquiring signals of the sensor. According to the invention, leads of a plurality of sensors are reduced, the measurement precision and the measurement efficiency are improved, and the measurement cost is reduced.

This invention discloses a physical layer chip, used between the MAC chip and the mouth modules to transmit signal, the physical layer chips including conversion modules for low-speed side signals multiplexing M from the MAC duplicate N road for high-speed optical signal transmitted to the mouth module or for the modules from the light side of the mouth high-speed interface N road signals for M Road after low-speed signals transmitted to the MAC chip. The present invention also discloses two Ethernet physical layer signal transmission method for the MAC chip and optical modules mouth between the signal multiplexing and discloses an application of this technology to the switch. This invention makes a greater rate-mouth module can replace two or more smaller rate optical module mouth, decreasing the physical layer interface chip number and reducing the physical layer chip itself costs, and further reducing the cost of the equipment, and the realization of the complexity, which can be accessed and resolved within the cost of network complexity and Qos issues.

The system comprises: evolved core network; at least one control plane server (CPS), and multi E-NodeBs under each CPS. E-NodeB directly builds connection with evolved core network in order to implement the processing of radio interface physical layer, the management of its own radio resources, the multimedia broadcast / multicast, network sharing function and system broadcast, and the switch control between UE and different E-NodeBs. CPS is used for providing resources information of each cell and the cell radio resource management strategy for E-NodeB under its own control.

The invention discloses a narrow band Internet of things user core network selection method and a communication device. After a home eNB gateway or a donor eNB receives a reroute message sent by a core network device, a core network reroute indication message is sent to a home eNB or a relay node; after the home eNB gateway or the donor eNB receives a user equipment UE initial direct transfer message sent by the home eNB or the relay node, the UE initial direct transfer message is routed to the core network device in support of an NB-IOT (Narrow Band Internet Of Things); and the core network device in support of the NB-IOT is the new core network device selected for an NB-IOT user by the home eNB gateway or the donor eNB. According to the scheme of the invention, under the home eNB gateway, an NB-IOT user core network selection function is realized; the application of the narrow band Internet of things technology to a home eNB gateway scene can be satisfied; the network efficiency is improved; and influences of a great deal of specially-purposed user equipment existing in a network on general users can be avoided.

The present invention relates to a bit interleaver and an interleaving method thereof. The interleaver comprises a control unit, a double port RAM and a configuration information storage medium corresponding to the RAM. When receiving a code data block, the control unit writes the code data block into the double port RAM, finishes a bit interleaving process at the same time and reads data from the double port RAM; when reading / writing data from / to the double port RAM, the control unit also read / write configuration information from / to the corresponding configuration information storage medium; the control unit can also return to the original state to wait for new data after the write operation RAM is full and the read operation RAM is empty. Comparing with the bit interleaver working in a ping-pong RAM mode by two RAMs, the bit interleaver of the present invention has an occupation resource reduced by one time and hardware which is simpler to realize.

An electronic device comprises a headset connecting port, a processing unit, an audio encoding and decoding chip, a first selector switch and a second selector switch, wherein the headset connecting port comprises a left channel pin, a right channel pin, a grounding pin and a microphone pin, the audio encoding and decoding chip comprises a left channel output pin, a right channel output pin and a microphone input pin, the left channel output pin is in electric connection with the left channel pin, the first selector switch comprises a first static contact, a second static contact and a first movable contact, the second selector switch comprises a third static contact, fourth static contact and a second movable static, the first movable contact is connected with the right channel pin, the first static contact is connected with the right channel output pin, the second movable contact is connected with the microphone pin, the third static contact is connected with the microphone input pin, the fourth static contact is connected with a power input end of an adaptor, and the processing unit comprises a detection pin and a switch control pin. The invention further provides a power supply system supplying power through the headset connecting port and a headset power line, and the number of connecting ports of an electronic device can be reduced.

The invention belongs to the field of sensors, and discloses a flexible variable-mode sensor for physiological information monitoring, application and a preparation method. The sensor comprises a substrate, and an upper electrode layer, a piezoelectric layer and a lower electrode layer which are sequentially arranged under the substrate, wherein the upper / lower electrode layer comprises three parts of electrodes, the first part of electrode forms a closed serpentine shape, the second part and the third part of the same structure, are in a sensitive grid shape and are distributed at the two sides of the first pin, the included angle between the second part and the third part is 90 degrees, and the piezoelectric layer and the first part of electrode are the same in structure; and the upper / lower electrode layer can be used as a resistive sensor, and when the voltage or capacitance between a first pin on the upper electrode layer and a first pin on the lower electrode layer is measured, the upper / lower electrode layer can be used as a piezoelectric sensor and a capacitive sensor respectively. According to the invention, measurement of various physical quantities in different sensing modes is realized, fewer interfaces are needed, and the system cost is reduced.

The embodiment of the invention discloses a data transmission method, a media acquisition device and a video conference terminal. The media acquisition device includes a first acquisition unit used for acquiring first streaming data, a second acquisition unit used for acquiring second streaming data and a sending unit used for sending the first streaming data and the second streaming data through a wireless transmission method.

The invention discloses a communication method based on a headset jack and a terminal device. The communication method includes the steps that when it is detected that an external device is inserted into the headset jack, whether the external device is a USB device is judged; if the answer is yes, a power source module is used for carrying out current exchange on the USB device through a pin of a microphone in the headset jack, and a USB communication module is used for communicating with the USB device through an audio pin in the headset jack; if the answer is no, an audio processing module is used for audio data transmission with the external device through the audio pin. Accordingly, the headset jack integrates an audio interface function and a USB interface function, can take the place of a USB interface, reduces the number of interfaces, and lowers cost.

The invention discloses a disposable programmable memory controller. The disposable programmable memory controller comprises an unlocking circuit, an instruction decoding circuit and a programming circuit, wherein the unlocking circuit is used for receiving a level signal and a serial data signal, and sending an unlocking signal when the level signal and the serial data signal satisfy a specific time sequence; the instruction decoding circuit is connected with the unlocking circuit, and is used for receiving an instruction code and a serial clock signal in the serial data signal and executing a decoding operation when receiving the unlocking signal; and the programming circuit is connected with the instruction decoding circuit, and is used for receiving the serial data signal and the serial clock signal according to a programming starting signal output by the instruction decoding circuit and writing data in the serial data signal into the disposable programmable memory. The invention furthermore discloses an integrated circuit and a disposable programmable memory program burning method.

The invention relates to a multifunctional atmospheric sampling system and method, and belongs to the technical field of environmental monitoring. The atmospheric sampling system comprises a samplinghead, a sampling pipe, an exhaust fan, a sampling system controller and an analyzer, wherein the sampling pipe comprises an outdoor pipe and an indoor pipe, the indoor pipe is provided with a heatingand heat preservation device and a sampling interface, and is provided with a pressure sensor, a temperature sensor, a humidity sensor and a flow velocity sensor; the sampling system controller is provided with a signal acquisition unit and a micro-processing control unit, and the micro-processing control unit comprises a sampling control unit; the sensors are respectively connected with the signal acquisition unit and the micro-processing control unit, and the sampling control unit is connected with the heating device, the exhaust fan and the analyzer. The sampling system provided by the invention can effectively improve the sampling efficiency and the monitoring data quality, and meets the requirements of atmospheric environment monitoring.

The invention belongs to the technical field of flexible devices, and particularly relates to an electrochemical battery. The electrochemical battery comprises a main body region and package regions of the battery, wherein the main body region of the battery comprises an electrochemical battery electrode, an isolating membrane, a counter electrode, an electrolyte and an outer package component; a current collector of the electrode is at least one water-resisting layer in the outer package component; each package region comprises a gap region and a sealing layer of the current collector; each gap region and the current collector of the electrode are taken as a whole; and the current collector of the electrode and the current collector of the counter electrode are adhered to each other by the sealing layers. The electrochemical battery has the advantages that the current collectors act as package materials, so that the number of interfaces of the overall battery is reduced; the flexibility performance of the battery is improved; meanwhile, the energy density of the battery is improved; only the current collector corresponding to a sealing region is subjected to a package auxiliary treatment; the treatment cost can be reduced; the effects on other properties of the battery caused by a package auxiliary treatment layer are reduced; the sealing layers in a three-layer structure are capable of effectively blocking a short circuit between a positive electrode and a negative electrode; and the self-discharge property of the battery is improved.

The invention discloses a distributed train running control system based on communication. In combination with existing computer control technology and digit communication technology that are developing in high speed, increasing demand like high density and long transportation is satisfied. The technical scheme is that the system comprises a train automatic supervise system (ATS), a trackside terminal controller (TDC), a vehicle ATC apparatus and a data communication system. The running control system can realize train path calculation and train running path dangerous obstacle protection.

A multi-screen man-machine interaction control device for medical X ray machine belongs to the technical field of medical instruments. The device comprises a singlechip, a serial port conversion circuit, and a serial port liquid crystal touch screen. The device is characterized in that one control circuit board can simultaneously control a plurality of man-machine interaction screens, that is to say, can display the same man-machine interaction information, or display different man-machine interaction information under coordination of the singlechip. The invention has the advantages of general chip used in the device, low cost, powerful function, international general serial interface standard management, little wiring and safe and reliable running of the device.

The invention belongs to the technical field of monitoring of flight control systems, and relates to a flap twist test system. The signal change reversible principle of LVDTs is utilized, when a twist test is conducted on each control plane, the LVDTs on two ball screws on each control plane are connected in series and then connected to a controller, in other words, the auxiliary sides of the LVDTs corresponding to every two ball screws are connected, and the primary sides of the LVDTs are connected to the controller. Through the method, the number of interfaces of the LVDTs connected to the controller is greatly reduced, so that the design of a hardware circuit of the controller is simplified, complexity of the controller is reduced, the size and the weight of the controller are reduced, reliability of the controller is improved, and meanwhile the number of onboard cables is reduced.

Disclosed is a preparation method of a polyelectrolyte-based inorganic perovskite solar cell. The preparation method comprises the following steps of (1) cleaning transparent FTO conductive glass; (2)preparing a titanium dioxide electron transfer layer; (3) preparing an inorganic perovskite CsBX3 / polyelectrolyte composite thin film on the titanium dioxide electron transfer layer obtained in the step (2); and (4) enabling a counter electrode to be deposited on a titanium dioxide / inorganic perovskite / polyelectrolyte composite thin film through thermal spraying. The invention provides the inorganic perovskite solar cell with a novel structure; a device is compounded with the polyelectrolyte with a charge transfer capacity and an inorganic perovskite light-absorbing material, so that a lightabsorption layer and a hole transport layer in a traditional device structure are replaced, and the number of interfaces of the whole device is reduced; and meanwhile, the crystallization and the filmforming performance of the inorganic perovskite material are improved through the polymer, and the charge transmission paths are increased, the charge recombination is effectively reduced, and meanwhile, the carrier transmission and separation are further accelerated.

The invention discloses an optic plate, comprising a first transparent layer, a diffusion layer and a second transparent layer which are formed integrally, wherein the diffusion layer is positioned between the first transparent layer and the second transparent layer; the diffusion layer contains transparent resin and diffusing particles dispersed in the transparent resin; the external surface of the first transparent layer opposite to the diffusion layer is provided with a plurality of spherical bulges; the external surface of the second transparent layer opposite to the diffusion layer is provided with a plurality of cone shaped grooves. The optic plate has the advantage of improving the utilization rate of light rays.

This invention discloses one wireless communication system, which comprises the following steps: one progress interface network gate controller E-GSN in core network Evolved CN for user device UE communication and wireless materials coordinate and management; multiple progress base station E-Node down E-GSN to fulfill wireless interface physical layer agreement and media interface control agreement to process self wireless materials management to respond E-GSN wireless require. This invention also discloses one wireless communication system management method.

The invention discloses an optical plate which comprises a first diaphanotheca, a diffusion layer and a second diaphanotheca all-in-one. The diffusion layer is between the first diaphanotheca and the second diaphanotheca, which comprises translucent resin and diffusion particles diffused in the translucent resin. On the surface of the first diaphanotheca opposite to the diffusion layer are a plurality of spherical heaves and on the surface of the second diaphanotheca opposite to the diffusion layer are a plurality of grooves. At least three connected side walls are included in each small groove and the horizontal clearance of each side wall is augmented along the direction away from the diffusion layer. The optical plate is characterized in that the optical plate can elevate the utilization rate of the ray.

The invention discloses a nuclear power plant safety level display device, which comprises a human-machine input device, a graph and communication processing module, a power supply module and a display screen, and reserves a maintenance interface. The nuclear power plant safety level display device is applied in a nuclear power plant for providing various safety related parameter information related to a reactor protection system, a post-accident monitoring system and the like to an operator, and supporting the operator to send a control command to a related safety system through the device at the same time. According to the nuclear power plant safety level display device provided by the invention, through the manners such as adopting a simple system structure, selecting low-power consumption components and parts, and optimizing a network topology, the complexity of the nuclear power plant safety level display device is reduced, the power consumption of the whole device is reduced, and a connecting manner of the nuclear power plant safety level display device and a non-safety level system is more reasonable; through a method of combining off-line configuration and on-line running software, all static page processing is put in an off-line configuration part, the calculation processing load of the device is reduced, and the response speed of the device is improved.

The invention provides an interface adaption method, a terminal and a computer readable storage medium, and aims at the problem that user experience is affected since the requirements of users on a light and thin terminal because a USB (Universal Serial Bus) interface and an earphone, which are separately and independently arranged, on an existing terminal occupy the hardware space of the terminalequipment. The method is characterized in that the level state of the ID (Identity) pin of an existing Micro-USB interface unit on the terminal is detected, the access state of the access equipment of the interface is identified according to the level state of the pin, the Micro-USB interface unit on the terminal is connected with a corresponding function mode pin so as to realize a purpose thatthe Micro-USB interface realizes different corresponding functions according to different access equipment, the interface amount of the terminal is reduced, so that the occupation for mobile phone hardware space is reduced, furthermore, the terminal is light, user experience is improved, and a problem that the hardware space of the terminal equipment is occupied by the independent interface to cause a heavy terminal so as to affect user experience is solved.

The invention discloses a wavelength label loading method, which comprises the following steps of: generating a wavelength label signal of each optical channel; generating a control command according to the wavelength label signals, and transmitting the control command to an optical channel power variable multiplexer (VMUX) part; and regulating the light intensity of each optical channel of the VMUX part according to the control command by using the VMUX part. The invention also provides a wavelength label loading device. A wavelength label management function is added to a wavelength division multiplexing system under the conditions of no change in the conventional system structure, no increase of number of the conventional system interfaces and no increase of additional optical device cost.

The invention discloses an optical plate comprising a light enhanced layer and a diffused layer, both of which are integrally formed, wherein, the light enhanced layer is provided with an incident face and an emergent face opposite to the incident face; a plurality of V-shaped first bulges which are extended in a bending way are formed on the emergent face of the light enhanced layer; the diffused layer which comprises transparent resin and dispersed particles dispersed in the transparent resin is positioned on the incident face side of the light enhanced layer; and a plurality of second bulges are formed on the outer surface of the transparent resin. Besides, the invention also provides a liquid crystal display unit for the optical plate. The liquid crystal display unit has the advantage that the brightness is high, and the speckle interference is avoided.

The invention discloses an optical plate which comprises a first diaphanotheca, a diffusion layer and a second diaphanotheca all-in-one. The diffusion layer is between the first diaphanotheca and the second diaphanotheca, which comprises translucent resin and diffusion particles diffused in the translucent resin. On the surface of the first diaphanotheca opposite to the diffusion layer are a plurality of V-shaped prisms and on the surface of the second diaphanotheca opposite to the diffusion layer are a plurality of heaves in cone shape. The optical plate is characterized in that the optical plate can elevate the utilization rate of the ray.

The invention provides a porous polymer membrane prepared from a polyvinyl acetal polymer treated by using polyurethane and a preparation method of the porous polymer membrane. Communicated holes are uniformly distributed in the porous polymer membrane, the porous polymer membrane has better electrolyte adsorption capacity and high electrolyte uptake rate up to over 300%, the gelation of the system is realized through adsorbing swelled electrolyte, and the porous polymer membrane and a gel system can stably exist for a long term. The conductivity of a gel polymer electrolyte approaches to the average value 1.0*10<-3>S / cm of the conductivity of a liquid electrolyte, the electrochemical stability window is 2.0-5.0V, the mechanical performance and the electrode compatibility are remarkably improved, the porous polymer membrane can be applied as the gel polymer electrolyte, and the safety of a battery is improved. Meanwhile, diaphragms in a liquid electrolyte system or other battery systems do not need to be used as supports.

The invention discloses an optic plate, comprising a first transparent layer, a diffusion layer and a second transparent layer which are formed integrally, wherein the diffusion layer is positioned between the first transparent layer and the second transparent layer; the diffusion layer contains transparent resin and diffusing particles dispersed in the transparent resin; the external surface of the first transparent layer opposite to the diffusion layer is provided with a plurality of V-shaped bulges; the external surface of the second transparent layer opposite to the diffusion layer is provided with a plurality of cone shaped groove. The optic plate has the advantage of improving the utilization rate of light rays.

The invention relates to a scattering method based on differences of refractive index in media and a porous scattering material. According to the scattering method based on the differences of the refractive index in the media and the porous scattering material, the travelling direction of light is disturbed by using refraction or total reflection among the transparent media, and scattered light high in transmittance is obtained. The refraction or the total reflection among the transparent media is interfaces formed on the surface of a colorless and transparent scatterer which is scattered in the uniform and transparent media. Two sides of the interfaces have the different refractive index. The refractive index of the colorless and transparent scatterer is different from the refractive index of the uniform and transparent media. According to the scattering method based on the differences of the refractive index in the media and the porous scattering material, the colorless and transparent material is used, no transmission light barrier layer is arranged, a refraction angle or a reflection angle of the colorless and transparent scatterer is large, the linear degree of the light transmitting through the colorless and transparent scatterer is large, the number of the interfaces is few, so that the diffuseness effect is good, the linear degree and density of the scatterer can be selected and adjusted, luminous efficiency is high, and therefore the satisfactory scattering effect is obtained.

The invention discloses a two-layer network structured system and implementing method and the head compressing and lossless migrating methods thereof. Two layers of nodes comprise edge radio station (ERS) and IP access gateway (IAGW), where ERS is formed by cominging NodeB in a three-layer network structured telecom system with radio network controller (RNC). In various protocol entities on the two layers of nodes, PDCP'entity on IAGW comprises head compression module and RLC' protocol entity on ERS comprises lossless migrating module. That is to say, head compression module in PDCP entity moves up to IAGW; lossless migrating module in PDCP entity moves down to radio link control protocol entity on ERS. And the invention also discloses head compression method and lossless migrating method executed in the improved network structure. In the two-layer node structure of network evolution, the invention adopts new user plane protocol stack and can raise service data transmitting efficiency.