Abstract: A method for converting a virtual item includes: obtaining a pre-configured virtual item converting probability from a database; obtaining a value of an original virtual item to be converted; and generating a new virtual item according to the value of the original virtual item and the pre-configured virtual item converting probability obtained from the database. Through the above solution, a new virtual item may be generated according to the value of the original virtual item and the pre-configured virtual item converting probability.

Abstract: The embodiments of the present invention provide a communication method of a network game, which includes that: a node server transforms IDs of players in a same scenario into network address indexes of clients according to network address information of the clients and adjacent node servers, the players corresponds to the clients one by one; and a client performs P2P communication with other clients except the client according to the network address indexes. The embodiments of the present invention also provide a communication system of a network game and a method for implementing a network game. By using the embodiments of the present invention, communication efficiency and user experience are improved.

Abstract: A power supply which supplies power to a circuit board includes a support unit, an electricity output unit and a voltage converting module. The circuit board, the electricity output unit and the voltage converting module are electrically connected to the support unit. The voltage converting module can convert an output voltage of the electricity output unit to a working voltage of the circuit board. The power supply has a low manufacturing cost and can support an electricity output unit with different voltage.

Abstract: A cutter includes a contacting surface, a stopping surface. The cutter defines a cutting hole through the contacting surface and the stopping surface, forming a cutting chin on the stopping surface. A molding assembly is also provided.

Abstract: A digital photo frame (DPF) includes a power management unit, a display panel, a backlight unit, an image capturing unit and a processing unit. The display panel includes a reflective structure. The power management unit is used to manage the power supply from a power source to the DPF. The backlight unit connects with the display panel and the power management unit. The image capturing unit is used to capture images of objects around the DPF and produce a detection signal when the image includes a face of a person. The processing unit connects with the image capturing unit and the power management unit, the processing unit controls the power management unit to discontinue the power from the power source to the backlight unit when receiving the detection signal, therefore the display panel reflects images via the reflective structure.

Abstract: A mobile phone switches the electrical connection between one of at least two SIM cards received in a slidable holder which is slidably received in a receiving groove having an electrical connector.

Abstract: A fixing assembly can fix a shielding panel to a housing of a computer case. The fixing assembly includes two sliding members and a driving member. The housing includes a front plate defining through holes. The shielding panel includes a plurality of latching hooks corresponding to the through holes. Each latching hook passes though the corresponding through hole. The sliding members are slidably attached to the opposite edge portions of the front plate respectively. Each sliding member defines a plurality of engaging holes corresponding to the through holes. Each engaging hole includes a latching portion and a receiving portion in communication with the latching portion. Each latching hook is latched in one corresponding latching portion or received in one corresponding receiving portion. The driving member is capable of sliding the sliding members such that each latching hook is movable between the corresponding latching portion and the corresponding receiving portion.

Abstract: There is provided a system and method for identifying content of interest to a user. More specifically, in one exemplary embodiment, there is provided a method comprising transmitting information about a user selected program to a central processing facility and receiving compiled collective wisdom data comprising information about a plurality of user-selected programs from the central processing facility. The exemplary method further comprises displaying the compiled collective wisdom data to an individual member of a user community to assist the individual member of the user community in selecting content of interest.

Abstract: A portable electronic device includes a housing, a plurality of buttons mounted on the housing for operating the portable electronic device, a power supply received in the housing for supplying working electric power to the portable electronic device, and a generator unit. The generator unit includes a plurality of magnetic components mounted on the buttons and a plurality of windings received in the housing and electronically connected to the power supply. Thereby induced currents for charging the power supply are generated when the magnetic components are moved with the movements of the operated buttons.

Abstract: An electronic device includes a main body, a cover, and two supports. The main body defines two receiving slots. The cover is hinged on the main body. Each support includes a supporting member and a driving member hinged on each other. The driving member is hinged on the main body, so that the supporting member of each support is capable of being fully received in the receiving slots or pushed out of the main body, in response of the positions of the cover.

Abstract: A power source switching circuit includes a main source input terminal, an auxiliary source input terminal, a control circuit, a first switch, a second switch, and an output terminal. The control circuit is connected to the main source input terminal and the auxiliary source input terminal. The first switch is connected to the main source input terminal and the control circuit. The second switch is connected to the auxiliary source input terminal and the control circuit. The output terminal is connected to the first switch and the second switch. When the main source input terminal is at high level, the auxiliary source input terminal remains high level, the first switch is turned on, and the second switch is turned off by the control circuit.

Abstract: The embodiments of the present invention disclose a message processing method including: when a backup message user selects a backup message option, obtaining a backup message and information corresponding to the backup message input by the backup message user; and sending the backup message to the target user according to the information corresponding to the backup message. The present invention also discloses a message processing system and an IM client. By using the embodiments of the present invention, a backup message function and a roaming function of the backup message can be implemented, thereby improving the availability, flexibility and convenience performance of IM software.

Abstract: A magnetic induction keyboard that can also be used as a charger for rechargeable batteries.

Abstract: A wheel includes a metal rim, an electrically conductive hub, a thermoelectric device, and a battery. The metal rim is exposed out of a circumference surface of the wheel for contacting with the ground. The thermoelectric device is connected between the metal rim and the electrically conductive hub for generating electric energy using temperature difference between the metal rim and the electrically conductive hub. The battery has two electrodes connected to the metal rim and the electrically conductive hub, respectively. The battery is configured for collecting electric energy generated by the thermoelectric device.

Abstract: A file retrieval method of a file allocation table (FAT) system is provided, which includes steps of: A: acquiring cluster numbers of all clusters of a file; B: sorting the cluster numbers to create a cluster number index table; and C: looking up the cluster number index table to obtain a cluster number of a file cluster to be retrieved, and acquiring a content of the file cluster to be retrieved from a physical storage address corresponding to the cluster number. A file retrieval device is further provided, which includes a central processing unit (CPU) and an address index storage unit. The address index storage unit stores a cluster number index table of sorted cluster numbers of all clusters of a file. The CPU is adapted to obtain a cluster number of a file cluster to be retrieved according to the cluster number index table during retrieving and acquire a content of the file cluster to be retrieved from a physical storage address corresponding to the cluster number.

Abstract: A cutter includes a contacting surface and a stopping surface opposite to the contacting surface. A distal end of the cutter defines a cutting groove through the contacting surface and the stopping surface, forming two opposite resisting blocks. The resisting blocks are located on both sides of the cutting groove. A molding assembly is also provided.

Abstract: A digital photo frame (DPF) includes a power source, a power management unit, a display panel, a backlight unit, a touch sensing unit and a processing unit. The display panel includes a reflective structure. The power management unit is used to manage the power supply from the power source to the DPF. The touch sensing unit is used to produce a touch signal when detecting the DPF is touched by a user. The processing unit receives the touch signal, and controls the management unit to discontinue the power from the power source to the backlight unit, therefore display panel reflects images via the reflective structure.

Abstract: A multi-display digital photo frame is provided. The multi-display digital photo frame includes an user input unit, a memory, at least two displays, and an appropriate number of processors, wherein the number of the processors is equal to the number of the displays, each of the processors is connected with a display, and is configured for controlling the corresponding display.

Abstract: A power supply module includes an AC/DC converter, a voltage transforming circuit, a feedback circuit, and a detecting circuit. The AC/DC converter is used for converting the input AC voltage to a primary DC voltage. The voltage transforming circuit is used for transforming the primary DC voltage to the first DC voltage. The feedback circuit is used for sampling the first DC voltage to generate a feedback signal. The detecting circuit is used for detecting if the power supply module is powered on, and generating a first voltage when detecting that the power supply module is powered on. Wherein the voltage transforming circuit maintains the first DC voltage at a first predetermined value according to the feedback signal, the feedback circuit increases a magnitude of the feedback signal according to the first voltage.

Abstract: The present invention is directed to an illumination system. The illumination system comprises a plurality of light emitting diodes (LEDs) adapted to emit light. The illumination system further comprises a plurality of lens elements disposed subsequent to the LEDs, such that a number of lens elements corresponds to a number of LEDs. Further the plurality of lens elements are adapted to redirect the light emitted by the LEDs on a lens.