42results about How to "Meet portability" patented technology

The invention relates to a vehicle-mounted hybrid energy storage device applied to urban rail transit. The vehicle-mounted hybrid energy storage device is connected with a power supply grid and is further connected with a train chief traction system and a train auxiliary system. The vehicle-mounted hybrid energy storage device comprises multiple sets of high-voltage half-bridge direct-current/direct-current converters, multiple sets of low-voltage half-bridge direct-current/direct-current converters, multiple sets of super capacitors for high-power discharge, multiple switching tubes for controlling pre-charge and terminal voltage, a storage battery pack which is formed by multiple storage batteries in serial-parallel connection and used for long-time discharge, and multiple sets of filter circuits for filtration. Compared with the prior art, the vehicle-mounted hybrid energy storage device disclosed by the invention can carry out self-traction by using the reserved power of the hybrid energy storage device when the power supply grid of vehicles is in an outage fault, so as to move the vehicles to a safe district to avoid a disaster. The vehicle-mounted hybrid energy storage device not only is small in size and light in weight, but also has the advantages of saving energy, reducing consumption, reducing energy consumption of the urban rail transit, improving economic benefits and the like.

The invention provides a mobile laboratory metered by a pollution source emission monitoring instrument. The mobile laboratory comprises a vehicle. An up-lifted door, a gas sampling hole and an waste gas emission port are arranged on a side surface of a carriage, an upright cabinet, a detecting instrument of a flue gas emission continuous monitoring system, a display, a power source control device, an industrial computer and a UPS (uninterrupted power supply) are arranged in an flue gas detecting working area, a vehicle-mounted refrigerator, a second working table and illuminating lamps are arranged in a water quality detecting working area, an emergency eyewash device and a multi-parameter water quality monitoring device are arranged on the second working table, a water supply and drainage device and a glassware storage cabinet are arranged below the second working table, and a hygrothermograph and a ventilating device are arranged in the carriage. Since fundamental functions such as functions of a flue gas analyzing laboratory, functions of a water quality detecting and analyzing laboratory and the function of field working are integrated in the mobile vehicle, an field detection of a flue gas and water quality monitoring system and an field emergency detection for environmental air and water quality are realized, the requirement of a detecting process on portability is met, and the metering performance for the devices are guaranteed.

The invention discloses a control system and method of a robot. The control system controls a bust to execute control through Ethernet. The control system comprises a preset robot, a plurality of servo motors, servo drivers in one-to-one correspondence with the servo motors, and a controller, wherein after a movement instruction is received, an operating parameter of each servo driver is determined; the movement instruction is transmitted by the controller; the operating parameter comprises controlling the track position of a preset robot and a movement parameter of a track posture; the operating speed and the operating direction of the plurality of servo motors are adjusted according to the track position of the preset robot and the movement parameter of the track posture to obtain the adjusting result; according to the adjusting result, the preset robot is driven to move according to the target track route. The technical problem that in the related technology, the closed type robot control system is greatly limited is solved.

The invention discloses a mobile hotspot device and a network access method thereof. The mobile hotspot device comprises an interface module used for providing a power interface and data communication, and a wireless communication module connected with the interface module and used for providing a network access mode corresponding to the power interface and controlling a terminal to access a network according to the current network access mode. The interface module and the wireless communication module which are two independent products are effectively combined together, the compact size of a conventional handhold terminal is maintained, carrying is convenient, multiple interface modes are supportive, LAN (local area network) wired access, WAN (wide area network) wireless access and WiFi (wireless fidelity) local area network coverage are functionally supportive, various flexible network access modes are provided for users, requirements of portability and miniaturization are met, the mobile hotspot device has high generality, and the network access method is easy to implement.

The invention discloses a scalar operation unit structure supporting a floating-point division method in a GPDSP. The scalar operation unit structure comprises a first component SMAC1, a second component SMAC2 and a third component SIEU, which are used as scalar calculation components and are used for supporting the scalar basic calculation; each scalar calculation component corresponds to one scalar instruction in a VLIW execute packet. The scalar operation unit structure has the advantages that the instruction execution periods are few; the delay is small; the structure is simple; the feasibility is high, and the like.

The invention provides an ADA program partition running supporting system based on sensitive instruction substitution. The ADA program partition running supporting system comprises a system configurator, a system generator and an operation system kernel module. Graphical static configuration of the system is carried out through the system configurator, and finally a system configuration table is formed; the system generator is used for compiling and chaining the system configuration table and other source codes together to generate a final system executable file, and the system is finally generated; The operation system kernel module is mainly used for completing kernel functions of the system. By means of the ADA program partition running supporting system based on sensitive instruction substitution, a spaceflight software programmer can independently write an ADA program under the situation that the program running address allocation, the running time sequence and resource occupancy in other partitions are unknown, and the memory occupancy address range, the hardware resource allocation and the partition program running priorities are uniformly allocated by a system planner through the system static configurator. The system generator is used for carrying out integrated compiling and chaining of the ADA program, and finally burn running is achieved.

The embodiments of the invention disclose a method and a device for separating heavy bass, audio equipment and a storage medium. The method comprises the steps of: performing low-pass filtering on anoriginal time domain audio signal to obtain a time domain low-frequency signal component of the original time domain audio signal; performing Fourier transform on the time domain low-frequency signalcomponent, and converting the time domain low-frequency signal component into a low frequency domain signal; performing frequency domain gain control on the low frequency domain signal to obtain a spectrum energy signal; performing inverse Fourier transform on the spectrum energy signal to obtain a heavy bass time domain audio signal; wherein the low pass filtering, the Fourier transform, the frequency domain gain control and the inverse Fourier transform are realized by a digital signal processing technology. The technical solution reduces the hardware cost and integration difficulty of the audio equipment, meets the requirements of portability and convenience, and improves the listening experience of audios played by the audio equipment.

The invention relates to a kind of administrative examination and approval information system truss on network, which includes: WebWork2, Hibernate and Spring; Said processing interface of WebWork2 is the interactive part with program; and said Hibernate connects with database; said spring is applied on sever; the benefit results of invention are: it can satisfy the requirements for security, opening, portability and expansibility, and the system can realize the operation of striding system, striding platform and striding database.

The invention discloses a person positioning device based on a GPRS mobile terminal, and the device mainly consists of an RTK difference base station and the GPRS mobile terminal, wherein the RTK difference base station mainly comprises an RTK difference positioning module, an MCU1, a WiFi module, a GPRS module 1, an MEMS inertial navigation module 1, an Ethernet port module, and a power module. The RTK difference positioning module, the WiFi module, the GPRS module 1, the MEMS inertial navigation module 1, the Ethernet port module and the power module are respectively connected with the MCU1. The RTK difference positioning module is connected with the GPRS module 1. The GPRS mobile terminal mainly comprises a GPS positioning module, an MCU2, a GPRS module 2, an MEMS inertial navigation module 2, and a lithium battery power supply module. The GPS positioning module, the GPRS module 2, the MEMS inertial navigation module 2 and the lithium battery power supply module are respectively connected with the MCU2. The GPS positioning module is connected with the GPRS module 2. The device enables the technology of high-precision satellite positioning and the technology of data transmission, employs the technology of integrated circuits, and achieves the high precision and miniaturization. The device can meet the requirements of the portability of equipment and the accuracy and timeliness of person positioning.

The invention discloses a multifunctional vehicle-mounted outdoor tent which comprises a trailer body. Trailer wheels are arranged at the bottom of the trailer body. A traction beam is arranged on the front portion of the trailer body. A horizontal slide groove is formed in the upper portion of the trailer body. A first slide pulling sleeve tube and a second slide pulling sleeve tube are arranged in the horizontal slide groove and are each provided with a first movable pulling inner rod and a second movable pulling inner rod. The first slide pulling sleeve tube and the second slide pulling sleeve tube are each provided with a tensioning device. An acute angle supporting rod, an obtuse angle supporting rod and a right angle supporting rod are arranged on each first movable pulling inner rod and the corresponding second movable pulling inner rod. The first movable pulling inner rods and the second movable pulling inner rods are hinged to the corresponding first slide pulling sleeve tube and the corresponding second slide pulling sleeve tube. According to the multifunctional vehicle-mounted outdoor tent, the wind resistance of the tent for outdoor camping can be well guaranteed, the tent is not directly laid on the ground, and the thermal insulation property and the rainwater resisting property are both good; and the tent can be mounted on a vehicle in a matched mode, the multifunctional characteristic of the tent is achieved, and actual use requirements are met.

The invention provides an electronic device, comprising: a first entity, comprising a processing unit, a storage unit capable of being visited by the processing unit and a first interface unit; and a second entity, comprising a power supply unit used for supplying power to the first entity and the second entity, a second interface unit capable of forming matching connection with the first interface unit and transmitting data and electric quantity with the first interface unit, and an external interface unit used for connected with an external device. The electronic device of the invention can make the volume of the first entity be as small as possible, and a user can only carry the first entity with a very small volume, so that the portability of the electronic device is satisfied; meanwhile, the user can connect the external device (e.g., a display, a keyboard and the like) to serve as an input and output device, and thus the operation convenience of the electronic device is satisfied.

The invention discloses a personnel positioning apparatus based on a WiFi mobile terminal. The personnel positioning apparatus based on a WiFi mobile terminal is mainly formed by an RTK (Real-time kinematic) difference base station and a WiFi mobile terminal, wherein the RTK difference base station mainly includes an RTK difference positioning module, an MCU1, a WiFi module 1, a GPRS (General Packet Radio Service) module, an MEMS (Micro-Electro Mechanical System) inertial navigation module 1, an ethernet port module, and a power supply module; the RTK difference positioning module, the WiFi module 1, the GPRS module, the MEMS inertial navigation module 1, the ethernet port module, and the power supply module are connected with the MCU1; the RTK difference positioning module is connected with the GPRS module; the WiFi mobile terminal mainly includes a GPS positioning module, an MCU2, a WiFi module 2, an MEMS inertial navigation module 2 and a lithium battery power supply module; the GPS positioning module, the WiFi module 2, the MEMS inertial navigation module 2 and the lithium battery power supply module are connected with the MCU2; and the GPS positioning module is connected with the WiFi module 2. The personnel positioning apparatus based on a WiFi mobile terminal integrates a high precision satellite positioning technology with a data transmission technology and utilizes an integrated circuit technology, so that high precision and miniaturization of the personnel positioning apparatus can be realized, and can satisfy the requirement for portability of equipment, and accuracy and timeliness for personnel positioning.

The invention discloses a bucket grabbing tool. The bucket grabbing tool comprises a lifting mechanism, a grabbing tool upper seat, a mandrel, a lifting hook, a grabbing tool lower seat and an unpowered self-locking mechanism; the lifting mechanism is arranged on the grabbing tool upper seat, the mandrel is connected with the grabbing tool upper seat and the grabbing tool lower seat, the mandrel is used for limiting the relative distance between the grabbing tool upper seat and the grabbing tool lower seat, the lifting hook is in a crossed folding type, the upper portion of the lifting hook isfixed to the grabbing tool upper seat, the lower middle portion of the lifting hook is fixed to the grabbing tool lower seat, the upper portion of the unpowered self-locking mechanism is fixed to thegrabbing tool upper seat, and the lower portion of the unpowered self-locking mechanism is fixed to the grabbing tool lower seat. The bucket grabbing tool is simple in structure, convenient to operate, flexible and reliable, free of extra operation by persons, and capable of achieving accurate engaging and disengaging of the lifting hook and click lock clamping.

The embodiment of the invention discloses a wearable device. The wearable device comprises a main body part and binding band parts connected to the two sides of the main body part respectively. The main body part comprises a main board, a display module is arranged on one surface of the main board, and an electronic device module is arranged on the surface, deviating from the display module, of the main board; the main body part is coated with a packaging layer, a hollow structure is formed in the position, corresponding to the display module, of the packaging layer, and the display module islocated in the hollow structure. The technical effect of the embodiment of the invention is to facilitate the realization of lightening, thinning and miniaturization of the wearable device.

The invention discloses an ultra-light heat-insulation pouring sealant and a preparation method and application thereof. The pouring sealant comprises a component A and a component B, and the mass ratio of the component A to the component B is 1: 1; the component A is prepared from the following components in parts by weight: 10 to 100 parts of vinyl terminated polydimethylsiloxane, 5 to 50 parts of methyl polyhydrosiloxane and 10 to 500 parts of glass beads; the component B is prepared from the following components in parts by weight: 10 to 100 parts of vinyl-terminated polydimethylsiloxane, 0 to 500 parts of glass beads and 0.01 to 2 parts of a catalyst; the glass beads in the component A and the component B are composed of at least three glass beads with different specific gravities and particle sizes of 2-150 [mu]m. The glass beads with different particle sizes and specific gravities are combined for use, so that the density of the pouring sealant is reduced, and the heat insulation performance of the pouring sealant is improved.

The invention provides a DR flat panel detector system and an image storage access method thereof. The DR flat panel detector system at least comprises an information management system, an intelligent terminal wirelessly connected with the information management system, and a flat panel detector wirelessly connected with the intelligent terminal. According to the system and the method, a WORKLIST function is integrated with the flat panel detector, so that real-time storage, access and doctor-seeing analysis of medical information such as patient information, shot X-ray digital images, shooting description information and the like are provided, and the convenience and practicality requirements of users on operation of the flat panel detector are met to the maximum extent; the system is more convenient, more user-friendly and more suitable for access by the intelligent terminal/an external client; the storage access of medical digital images, the doctor-seeing analysis of doctors and the like are more convenient and efficient; and even if a picture archive and communication system has the problems of offline, network faults and the like, the shooting and doctor seeing of patients are not influenced.

The invention discloses a composite heat dissipation water-cooling-free laser, which comprises an optical system, a heat dissipation device and a phase change heat dissipation system, and is characterized in that the heat dissipation device can provide a cold source for the phase change heat dissipation system; the phase change heat dissipation system comprises a shell; a liquid pool is arranged in the shell, and the bottom of the liquid pool is tightly attached to the optical system; a phase change material is further arranged in the shell, the liquid phase change material is contained in theliquid pool and absorbs heat emitted by the optical system to be evaporated, and the evaporated phase change material absorbs the low temperature provided by the heat dissipation device and is liquefied to return to the liquid pool. The composite heat dissipation water-cooling-free laser has the advantages of being simple in structure, light, easy to carry, good in heat dissipation effect, high in stability and the like.

The invention discloses a tablet computer bag with a bracket device. The tablet computer bag comprises a computer bag for carrying and a fixing device for fixing a tablet computer, wherein two tablet-shaped brackets (2, 7) and retractable parts (6) used for the two tablet-shaped brackets (2, 7) in a retractably closed state are arranged on the back of the computer bag; one ends of the two brackets (2, 7) are connected with each other by a bracket middle shaft (3), wherein one end of the bracket (2) far away from the bracket middle shaft (3) is fixed on the tablet computer by a fixing device; and one end of the other bracket (7) far away from the bracket middle shaft (3) and the tablet computer are provided with a sliding device used for enabling one end of the bracket (7) to slide. In addition, a large-area heat radiation plate area (6) can solve a problem of heat radiation of the computer. By using the invention, the tablet computer can be convenient to support and carry without occupying an excessive space.

The invention provides a high-precision reference generation method and system, and relates to the field of semiconductor chips. The high-precision reference generation method comprises the steps that: an internal reference source and/or a bias source are/is adjusted according to a digital circuit method so as to achieve the high-precision reference or bias, and internal control variable sampling, a digital calibration interface, a digital calibration processor, a data storage device, a compensation controller and digital calibration processing are arranged inside; a calibration signal of an analog reference is added to the outside in the digital calibration interface, so that the digital calibration interface realizes high-precision reference or bias under various required working conditions; and when in a calibration state, the internal reference is corrected through the external high-precision reference under various working conditions, and when in a normal working condition, the interior is compensated in real time through digital processing, so that the high-precision reference or bias is achieved. In addition, the invention also provides a high-precision reference generation system.

The invention discloses an internal circulation type notebook computer liquid cooling device which comprises a mainboard, at least two air cooling assemblies and a liquid cooling assembly, the air cooling assemblies are installed on the upper surface of the mainboard, and the liquid cooling assembly is in contact with the air cooling assemblies; the device is characterized in that the liquid cooling assembly comprises a micro pump and a heat conduction pipe, the micro pump is installed on the heat conduction pipe, the heat conduction pipe is of a closed structure, cooling liquid is contained in the heat conduction pipe, and the heat conduction pipe penetrates through the upper portion of an element to be cooled and makes contact with the air cooling assembly. The notebook computer cooling device has the beneficial effects that to-be-cooled elements of a notebook computer are directly cooled, the device is simple in structure and can be integrally installed in the notebook computer, the portability requirement of the notebook computer is met, two different cooling schemes are adopted by setting a cooling threshold value, and the cooling efficiency is improved. The heat generated by the computer mainboard is subjected to precise gradient heat dissipation and cooling, the energy loss is reduced, the working strength of the liquid cooling assembly is reduced, and the energy consumption and noise of the whole device are reduced.

The invention belongs to the field of electronic technology test, in particular to a portable double-amplitude shifted signal generator with double-amplitude shifting. The portable double-amplitude shifted signal generator comprises a serial port communication module, a core processing module, a keyboard input and screen display module, an output signal generating and amplifying module, a shifted signal generating and amplifying module and a power supply transformation module and further comprises a two-way serial port communication channel. The power supply input of the portable double-amplitude shifted signal generator is 12V direct-current power supply, and both a power supply adapter and a battery can be used for supplying power; the portable double-amplitude shifted signal generator is capable of meeting various working conditions, light and convenient to carry. The portable double-amplitude shifted signal generator has an on-line mode, output signals can be controlled through an upper computer, and digital coding for the output signals can be realized; the portable double-amplitude shifted signal generator has a firmware upgrading function, and the system function can be upgraded without changing the system hardware.

The invention discloses a portable business card scanning system comprising a mobile phone shell, a micro motor, a micro controller, an analog-to-digital converter, a Bluetooth sending device and a battery, wherein a collection device main body is arranged on the back surface for clamping a mobile phone of the mobile phone shell, the collection device main body is of a cuboid structure, a gap is formed in the middle of the collection device main body, multiple groups of transmission wheels are arranged on upper and lower surfaces of the gap in sequence, and the transmission wheels are connected with the micro motor; an upper side hollow cavity is formed in the upper side of the gap, and a lower side hollow cavity is formed in the lower side of the gap; and three light passages are arrangedin the upper side hollow cavity and on the lower side of a corresponding position of a light source of the mobile phone, the three light passages pass through the upper side hollow cavity, the upperends of the three light passages are centralized together, and the three light passages have included angles. The electronic collection device can completely record business cards, achieve 100% accuracy, and realize the collection function based on the mobile phone shell. Nowadays, almost all the mobile phones have the mobile phone shells, and the collection devices are embedded in the mobile phone shells, therefore the portability of the collection devices can be met.

The invention discloses an automatic storage supply method based on a local disk, which takes the local disk as a service for storing a dynamic supply request, improves the requirement of the servicefor high-performance access, and needs to use local storage for performance and operation and maintenance cost consideration in many scenes, such as the support of a middleware cluster, a user and thelike. According to the automatic storage supply method based on the local disk, pooling management is carried out on the local storage device, and the management operation and maintenance cost is reduced while the new energy requirement is met. The invention also discloses a storage system based on the local disk, which realizes the transportability of the workload by unhooking the storage entityfrom the persistence, and allows an operator and an administrator to dynamically adjust the size of the volume according to the workload, i.e., the transverse expansion function of the storage. The invention has obvious effect and is suitable for wide popularization.

The present invention provides an electronic device, including a first entity and a second entity that are separated from each other and can be connected to each other, wherein the first entity includes: a processing unit; a storage unit that can be accessed by the processing unit; and The first interface unit; the second entity includes: a power supply unit for supplying power to the first entity and the second entity; a second interface unit that can be matched with the first interface unit and connected with the second entity An interface unit for data and power transmission; and an input and output unit. The electronic device of the present invention can make the volume of the first entity as small as possible, and the user can only carry the very small first entity, which satisfies the portability of the electronic device; at the same time, the volume of the input and output unit in the electronic device is as small as possible Under the premise of achieving the largest possible input and output area, it is convenient for users to operate.