Abstract: A preparation method for a flat cell ROM device, comprising the steps of: providing a substrate, and forming a P well on the substrate; forming a photomask layer on the P well and performing photoetching to form an injection window; injecting P-type ions in the formed injection window to form a P-type region; injecting N-type ions in the injection window so as to form an N-type region on the P-type region; and forming a gate oxide layer and a poly-silicon gate so as to complete the preparation of a device.

Abstract: The present invention provides a novel method for improving microbial laccase production, which relates to the field of microbial fermentation. The present invention is to add ?-carotene and other types of carotenoids, or microorganisms that produce carotenoids, or mixtures comprising carotenoids into a fermentation system during fermentation of Pleurotus ferulae and other higher fungi. The present invention can improve the laccase production 12 times more than before, with the advantages of a simple process and high yield.

Abstract: A golf bag able to be disassembled and assembled freely comprises a head frame, a bag body portion, a supporting stick and a bottom frame, or a folding wall arranged on the bottom frame, a plurality of buckles are attached to the head frame and the bottom frame; when the golf bag is disassembled, just press a hook of an outer wall of the bottom frame, snap a buckle pin, take out a supporting stick, press a hook of an upper end and lower end of the bag body portion, and separate the head frame, the bag body portion and the bottom frame, such that the disassembly of the whole golf bag is completed.

Abstract: A golf bag able to be disassembled and assembled freely comprises a head frame, a bag body portion, a supporting stick and a bottom frame, or a folding wall arranged on the bottom frame, a plurality of buckles are attached to the head frame and the bottom frame; when the golf bag is disassembled, just press a hook of an outer wall of the bottom frame, snap a buckle pin, take out a supporting stick, press a hook of an upper end and lower end of the bag body portion, and separate the head frame, the bag body portion and the bottom frame, such that the disassembly of the whole golf bag is completed.

Abstract: A compact six-port Photonic Crystal (PhC) circulator includes a hexagonal PhC branch waveguide and six waveguide ports, wherein six PhC branch waveguides respectively correspond to the six waveguide ports, and the six waveguide ports respectively are symmetrically distributed at the periphery of PhCs. One second dielectric material column is arranged at the center of the hexagonal PhC waveguide. Six identical magneto-optical material columns respectively are arranged at first adjacent positions of the second dielectric material column. Six identical third dielectric material columns respectively are arranged at second adjacent positions of the second dielectric material column. An electromagnetic signal is inputted from any one of the waveguide ports and is outputted from the next waveguide port adjacent thereto, while the remaining waveguide ports are in a signal isolated state, thus forming unidirectional circular transmission.

Abstract: The present utility model discloses a removable golf bag, comprising a bag body portion, a main frame and a base portion, wherein the part between the bag body portion and the main frame is provided with an accessory frame A, the accessory frame A is connected with the bag body portion by way of stitching, and one round of the accessory frame A exposed to the upper end of the bag body portion is provided with a small hole A, a small hole B, a small hole C and a small hole for fixing the main frame, wherein the main frame is provided with a fastener A, a fastener B, a fastener C and a fastener D matching with the small hole A, the small hole B, the small hole C and the small hole D.

Abstract: A broadband three-port optical circulator having introduced therein a triangular guide column, comprising two-dimensional triangular lattice photonic crystals constituted by first medium material columns in a low refractive index background medium and three corresponding ports provided with three photonic crystal branch waveguide and distributed at the periphery of the photonic crystals. One second medium material column is arranged at the center at where the three photonic crystal branch waveguide converge, three identical magneto-optical material columns respectively are arranged around the second medium material column, the three magneto-optical material columns are in a rotationally symmetrical distribution at 120° around the center at where the three branch waveguide intersect, and each of the magneto-optical material columns is arranged on the axis of the branch waveguide at where each is located.

Abstract: A network device may include one or more processors. The one or more processors may receive a call from a services processor to allocate network address translation resources for a data packet. The one or more processors may determine an identifier associated with the services processor. The one or more processors may allocate network address translation resources using a network address port translation manager based on the identifier. The network address translation port manager may be a two-level port bitmap management system that determines a translated source port for the data packet.

Abstract: A method, apparatus and system for simulating force interaction between a bone drill and a skeleton applicable to the field of force interaction.

Abstract: The present utility model discloses a removable golf bag, comprising a bag body portion, a main frame and a base portion, wherein the part between the bag body portion and the main frame is provided with an accessory frame A, the accessory frame A is connected with the bag body portion by way of stitching, and one round of the accessory frame A exposed to the upper end of the bag body portion is provided with a small hole A, a small hole B, a small hole C and a small hole for fixing the main frame, wherein the main frame is provided with a fastener A, a fastener B, a fastener C and a fastener D matching with the small hole A, the small hole B, the small hole C and the small hole D.

Abstract: A method and device for pushing information are provided. A common location of a user may be obtained. A distance between a central point of the common location of the user and a central point of a service providing area may be determined. Information may be pushed to an account of the user, when the distance is less than or equal to a preset threshold.

Abstract: A hand-held combination key apparatus configured to input information to an intelligent electronic apparatus is provided. Three to five key groups, which correspond to each corresponding finger of a single hand respectively, are set on one of left side and right side of a shell, each key group having two combination keys, and each combination key being the key with compound functions of touch conduction and press conduction. Various combination states of touch conduction of each combination key are used to search and pre-display characters or operational function symbols; and press conduction of each combination key is used to determine character input or operational function input. The hand-held combination key apparatus can be used in any state without limitation absolutely, such as when the user is sitting, standing, lying down and moving, other than the normal standard keyboard which needs a practicable plane to support in use, saving space.

Abstract: A method for aggregating messages based on a point of interest is provided, the method including: acquiring an instruction to trigger a point of interest; acquiring a region unit in which the point of interest is located from an electronic map which is divided into a plurality of region units in advance, and acquiring a predetermined number of region units including the region unit in which the point of interest is located by taking the region unit in which the point of interest is located as a center; acquiring messages issued within the predetermined number of region units; and generating a message aggregating page including a map indicative of the point of interest based on the acquired messages and displaying the acquired messages on the message aggregating page. A system for aggregating messages based on a point of interest is also provided.

Abstract: Systems and methods are provided for presenting information. For example, a trigger command is acquired; one or more first points of interest are selected based on at least information associated with the trigger command; a first zone associated with the first points of interest is acquired from an electronic map, the electronic map being divided into a plurality of second zones including the first zone; a predetermined number of third zones are acquired from the plurality of second zones, the first zone being included at a center area of the third zones; one or more first messages published in the third zones and one or more first geographic positions corresponding to the one or more first messages are acquired; and the first messages published in the third zones and the corresponding first geographic positions are presented according to certain embodiments.

Abstract: A method and device for pushing information are provided. A common location of a user may be obtained. A distance between a central point of the common location of the user and a central point of a service providing area may be determined. Information may be pushed to an account of the user, when the distance is less than or equal to a preset threshold.

Abstract: A search request transmitted by a first mobile terminal may be received. The search request may carry location information of the first mobile terminal, when the first mobile terminal transmits the search request. A corresponding grid number may be obtained, based on the location information. The grid number is configured to identify a preset longitude and latitude range of the earth sphere. Information searching for may be obtained based on the grid number. Information searched out may be transmitted to the first mobile terminal.

Abstract: A method for aggregating messages based on a point of interest is provided, the method including: acquiring an instruction to trigger a point of interest; acquiring a region unit in which the point of interest is located from an electronic map which is divided into a plurality of region units in advance, and acquiring a predetermined number of region units including the region unit in which the point of interest is located by taking the region unit in which the point of interest is located as a center; acquiring messages issued within the predetermined number of region units; and generating a message aggregating page including a map indicative of the point of interest based on the acquired messages and displaying the acquired messages on the message aggregating page. A system for aggregating messages based on a point of interest is also provided.

Abstract: A communication network is configured to implement time scale separated management and provisioning optimizations, for example, in a core optical network coupled to multiple data networks. Network management optimizations are performed at respective points in time separated by intervals of a first time scale, and network provisioning optimizations are performed at respective points in time separated by intervals of a second time scale, with the intervals of the second time scale being on average substantially longer than the intervals of the first time scale. Moreover, at least a given one of the intervals of the second time scale has a length which is determined based on results of performance of one or more of the network management optimizations. The core optical network may be configured utilizing information specified by the network management and network provisioning optimizations.

Abstract: A method and system for accessing a micro-blog album is provided. The method comprises: a micro-blog client receives a micro-blog album viewing request message entered by a user which carries an identifier, sends the micro-blog album viewing request message to a micro-blog server; the micro-blog client receives a micro-blog message corresponding to the identifier fed back by the micro-blog server; the micro-blog client obtains pictures according to the picture link address carried by the micro-blog message from the micro-blog server, generates a micro-blog album according to all the obtained pictures, and display the micro-blog album. The solution of the present invention could centrally display the historical pictures uploaded by the user through the micro-blog client.

Abstract: The invention relates to a photonic crystal magneto-optical circulator, which comprises first dielectric material columns in an air background, wherein the first dielectric material columns are arranged in the form of two-dimensional square lattice.