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Chip stacks with decreased conductor length and improved noise immunity are formed by laser drilling of individual chips, such as memory chips, preferably near but within the periphery thereof, and forming conductors therethrough, preferably by metallization or filling with conductive paste which may be stabilized by transient liquid phase (TLP) processes and preferably with or during metallization of conductive pads, possibly including connector patterns on both sides of at least some of the chips in the stack. At least some of the chips in the stack then have electrical and mechanical connections made therebetween, preferably with electroplated solder preforms consistent with TLP processes. The connections may be contained by a layer of resilient material surrounding the connections and which may be formed in-situ. High density circuit packages thus obtained may be mounted on a carrier by surface mount techniques or separable connectors such as a plug and socket arrangement. The carrier may be of the same material as the chip stacks to match coefficients of thermal expansion. High-density circuit packages may also be in the form of removable memory modules in generally planar or prism shaped form similar to a pen or as a thermal conduction module.

A flash memory storage system and a data writing method thereof are provided. The flash memory storage system includes a controller, a connector, a cache memory, a SLC NAND flash memory and a MLC NAND flash memory. When the controller receives data to be written into the MLC NAND flash memory from a host system, the data is temporarily stored in the cache memory first and then is written into the MLC NAND flash memory from the cache memory. And, the controller may backup the data stored in the cache memory to the SLC NAND flash memory. Accordingly, it is possible to reduce a response time for a flush command, thereby improving a performance of the flash memory storage system.

The invention discloses a webpage preloading method and a system. The method comprises the steps of determining a hot link contained by a source webpage; when a user accesses a source webpage, preloading the target webpage corresponding to the hot link contained by the source webpage; and as determining that the user has the intention to open the hot link in the webpage, in combination with the result of the preloading, displaying the target webpage corresponding to the hot link to the user. The method and the system provided by the invention can increase the validity of preloading, and at the same time expand the application scope of the preloading technology.

A semiconductor memory device comprises word lines, global bit lines intersecting with the word lines; local bit lines partitioned into N sections along the global bit lines and aligned with a same pitch as the global bit lines; N memory cell arrays each including memory cells formed at intersections of the word lines and the local bit lines and being arranged corresponding to the sections of the local bit lines; local sense amplifiers for amplifying a signal read out from a selected memory cell to the local bit line and for outputting the signal to the global bit line; global sense amplifiers for amplifying the signal transmitted from the local sense amplifier corresponding to the selected memory cell through the global bit line and for selectively coupling the signal to an external data line.

Provided in the invention is a distributed cache server system, comprising: cache clients, which are used for obtaining all cache server terminal information from a main memory database server, establishing connection with cache server terminals and generating and regularly maintaining links and link tables; the main memory database server, which is used for establishing and preserving a cache server terminal information table and a catalogue table of correspondence of data storage type and cache server terminals and carrying out processing on the received cache server terminal information reported by the cache server terminals; and cache server terminals, which are used for reporting the cache server terminal information to the main memory database server and completing management of cache data blocks. In addition, the invention also provides an application method of the distributed cache server system, cache clients and cache server terminals. With utilization of the above-mentioned technical scheme, the arrangement and the usage of the cache server system become concise and convenient; the access speed is fast; and the system can be extended and updated automatically.

The invention belongs to the field of three-dimensional parking devices, and in particular relates to an intelligent three-dimensional parking device for shared bicycles. The intelligent three-dimensional parking device for shared bicycles includes a garage main frame, a circulating transmission system and a vehicle carrying mechanism with a bicycle clamping mechanism. The circulating transmission system includes: a long-pitch sprocket, a long-pitch chain with accessories, a circulating-transmission frame mechanism, and a motor drive system, the motor drive system drives the long-pitch chain to rotate through the long-pitch sprocket, and the The vehicle carrying mechanism is fixed on the long-pitch chain through the attachment. The present invention provides an intelligent shared bicycle that people can freely access bicycles nearby, the access of shared bicycles is fast and convenient, has the advantages of small footprint, and simultaneously solves the parking problem of shared bicycles in subway stations, bus stations and public places. Stereo parking device.

The invention relates to a comb-shaped exchange vertical-lifting type mechanical stereoscopic parking garage. The garage comprises a lifting system, a transverse conveying system, a lifting comb platform, a transverse comb platform, a passing storehouse room, a protecting platform and an automatic control system. The garage is characterized in that operations of lifting, transversely conveying, turning around by rotating of automobiles can be smoothly linked through comb exchange of the lifting comb platform, the transverse comb platform and a rotary plate steel frame; meanwhile, each link is individually driven, each sub-system only carries out one-dimensional movement in space, that is to say, the lifting system is only responsible for conveying the automobile to vertically move up and down, the transverse conveying system is only responsible for conveying the automobile to parallel move left and right, and a rotating platform in the passing storehouse room is only responsible for turning the automobile around; and in addition, the protecting platform arranged above the passing storehouse room can shield objects falling from high altitudes, and prevent fallen objects from hurting people to ensure that the passing storehouse room is at a safety protection state. The comb-shaped exchange vertical-lifting type mechanical stereoscopic parking garage disclosed by the invention has the advantages of scientific design, ingenious structure, small floor area, high automobile parking and take-out speeds, good safety and the like.

The invention discloses a CDN (content delivery network) node and a CDN service system. In a home environment, the CDN node can be modified on the basis of an electronic device in use, such as a set top box, a router and the like. The router intrinsically has a function of wired or wireless data transmission through a network; further, the router is always online in real time and capable of providing network service for users; preferably, the CDN node can be obtained by modification on the basis of the router. When data are downloaded by the users, the data can be simultaneously downloaded from edge nodes and a plurality of CDN nodes, a used bandwidth is equivalent to superposition of bandwidths in data downloading of multiple nodes, and accordingly access speed is increased due to increase of data downloading bandwidth. Taking the router as the CDN node can reduce cost, and owing to a storage function of the CDN node, data needed to be accessed by the users are pushed to the CDN node in advance to avoid delay resulted from access of a server.

The invention relates to the field of communications, and discloses a web service mapping method and a system of a security agent in a virtual private network (VPN). Web response analysis and rewriting processes are simplified, achieving is easy, and stability and efficiency are high. In the web service mapping method and the system of the security agent in the VPN, the mapping relation of a domain name or a port which supplies web services and security agents is preset by the security agent in the VPN, wherein different web services correspond to different domain names or different ports. When the security agent receives a web service request from a client terminal, a corresponding web service is found from the mapping relation according to the domain name in the request or the port which receives the request, and the request is forwarded to a web server which supplies the web service. When the security agent receives a web response from the web server, according to the mapping relation, chaining which points to the web service in the web response is replaced by chaining which points to a corresponding domain name or a corresponding port of the security agent, and then the replaced web response is forwarded to the client terminal.

The invention discloses a file storage method and apparatus for a distributed cluster system. The method comprises: receiving a file writing request of a client; obtaining the size of a to-be-written file and comparing the size of the to-be-written file with a preset threshold; when the size of the to-be-written file is smaller than the preset threshold, distributing a cache of a preset size to the to-be-written file; and writing the to-be-written file into the cache. According to the file storage method and apparatus, the cache with a certain capacity is distributed to small file storage; and the cache is composed of a memory space of a server and the access speed of a memory is relatively high and is much higher than that of any disk media including an SSD, so that the performance of small file storage can be greatly improved through a cache mechanism.

A read-preferred SRAM cell includes a pull-up MOS device having a first drive current, a pull-down MOS device coupled to the pull-up MOS device, the pull-down MOS device having a second drive current, and a pass-gate MOS device having a third drive current coupled to the pull-up MOS device and the pull-down MOS device. The first drive current and the third drive current preferably have an α ratio of between about 0.5 and about 1. The second drive current and the third drive current preferably have a β ratio of between about 1.45 and 5.

The invention discloses a data read-write method based on a mixed storage device. The mixed storage device comprises a small non-volatile particle addressing medium and a large non-volatile particle addressing medium. An address mapping table is stored in the small non-volatile particle addressing medium and comprises at least one address mapping record, and each address mapping record comprises a logic address, a physical address corresponding to the logic address and the number of times of write operations corresponding to the logic address. The method comprises the step of receiving an operation request, the step of analyzing the logic address of the operation request and determining the physical address of data corresponding to the operation request in the mixed storage device according to the address mapping table, the step of reading and writing the data at the corresponding position in the corresponding storage medium according to the physical address. The invention further provides a corresponding data read-write device. By means of the data read-write method and device, the extra write expenditure can be reduced, the read-write efficiency can be improved, and the service life of the storage device can be prolonged.

The invention relates to a turning mechanism lifting solid garage, in particular to a comb-type turning mechanism garage. The invention comprises parking places of one unit, a lifting comb 1, a fixed comb 2, a turning mechanism 3, a turning drive set 4, a turning support 5, tracks, and detection photoelectricity 9. At least four guide bars 7 and at least two lifting push rods 8 are arranged on the lifting comb. Vehicles are taken and deposited in the way that the vehicles are lifted and lowered down and turn to-and-fro under the guidance of the guide bars 7 and the lifting push rods. The guide bars 7 and the lifting push rods 8 are rotated by 180 degrees along the tracks so that the lifting comb is lifted and lowered down automatically in the vertical direction under the condition that no motor is provided for drive. Automobiles run and stop on the comb to be parked and taken, turned, lifted and lowered down in the vertical direction. The comb-type turning mechanism garage has the characteristics of dispensing with a motor for driving the lifting comb to be lifted and lowered down in the vertical direction, automatic guide, little occupied space, auto-control, fast vehicle parking and getting as well as turning, simple structure, energy conservation, and reduced exhaust. The garage dispensing with motor for drive is an invention originated in the garage industry at home and abroad.

The invention discloses a method for archiving historical data. The method for archiving the historical data comprises the steps of (1) extracting the historical data matched with a task to be edited from a whole historical database containing data which are collected, are stored and are related to tasks; (2) editing the extracted historical data, and forming archived historical data; (3) setting a task identification for the archived historical data, and storing the archived historical data with the task identification on a preset task archived historical database. When the method for archiving the historical data is applied, the access speed of the historical data of the task can be increased.

The invention relates to a method for mapping an image in a memory address, in which decoded image data is mapped in the corresponding address of the memory and each image data logics can be divided into a plurality of same rectangle macro-blocks; wherein, the memory has at least two memory arrays and each memory array includes a plurality of memory rows. The method includes the following steps: (1) the image is divided into a plurality of rectangle mapping unit and each mapping unit has predetermined row length and column length; (2) each mapping unit is continuously mapped on the memory from the left to the right horizontally, and then, from the top to the bottom vertically in sequence by taking one mapping unit as a unit; all pixels in one mapping unit are continuously mapped in the same memory row in the same memory array of the memory in turn; (3) when the same memory row of the memory is mapped out, the mapping array is switched, the next mapping unit is mapped; at least two memory arrays are mapped alternately until the image mapping is completed.

The invention discloses a rapid roaming system and method of a wireless terminal based on AP adjacent relations. Through a successful authenticated terminal list and an adjacent relation list of each wireless AP, when a terminal enters the coverage range of any one wireless AP in the system, firstly, the current wireless AP successively judges whether the terminal has ever accessed the current wireless AP or the wireless APs adjacent to the current wireless AP, if the terminal has ever accessed the current wireless AP or the wireless APs adjacent to the current wireless AP, the terminal can directly access network resources; with respect to the terminal information which is sent to a cloud server through the current wireless AP and is successfully authenticated, according to the authentication result information of the terminal, the wireless AP automatically writes the terminal information in the successful authenticated terminal list of the current wireless AP and synchronizes the terminal information to the successful authenticated terminal list of each adjacent wireless AP in the adjacent relation list. Through the system and the method provided by the invention, the network congestion is reduced; the access and switch speeds of a user in roaming are increased; and the user experience is promoted.

The invention belongs to the technical field of a high-performance processor and particularly relates to an internuclear communication method of a multinuclear processor and a circuit structure thereof. In the communication method provided by the invention, functional expansion is performed on a register circuit module in the existing multinuclear processor architecture, and an internuclear communication address mapping unit is added in the module, thereby realizing the access to an internuclear communication address by accessing a register address and realizing the rapid access to the internuclear communication address and the rapid interaction of the internuclear data. The circuit structure provided by the invention comprises an expansion register circuit module, an FIFO (First In First Out) queue circuit module, a data route array circuit module, an internuclear communication control circuit module and a processor functional circuit module, and the circuit structure is divided into three data link levels. The internuclear communication method and the circuit structure thereof prompt the communication efficiency and operation efficiency of the existing multinuclear processor and have obvious academic value and practical value.