Abstract: An optical locating device (100) for identifying position includes a light emitter (101), a reflector (20), and a light receiver (30). The light emitter is disposed on a moving member (10) for emitting light. The reflector is configured for reflecting the light. The light receiver has at least one linear image sensor (301) for receiving the light reflected by the reflector and thereby generating an image signal corresponding to the light, and a processor (302) connecting to the image sensor to process the image signal for identifying the position of the moving member.

Abstract: A method for detecting attacks in a power save mode includes providing a mobile station and an access point; entering a power save mode by the mobile station; producing a dummy mobile station by the mobile station, and initiating the dummy mobile station to communicate with the access point; producing mock data and transmitting the mock data from the dummy mobile station to the mobile station via the access point; and determining whether the mock data is saved in the access point to detect whether there is an attack. A mobile station employing the method is also provided.

Abstract: A keyboard includes a main body and a plurality of keys arranged on a top plate of the main body. The main body includes the top plate, a bottom plate with a utility board arranged thereon, and a rear plate. The rear plate is flat so that the main body can be placed in an upright on a desktop thus exposing the utility board when the keyboard is not in use.

Abstract: The present invention discloses a device and a method for measuring heat transfer characteristics of a fluid material. The device includes a measuring assembly, a fluid pressure assembly, and a manometer. The measuring assembly includes a heating member defining a first contact surface, a cooling member defining a second contact surface disposed facing the first contact surface, and a sleeve. The sleeve is configured for hermetically adjoining the heating member and the cooling member and allowing movement of the heating member and the cooling member relative to each other. The sleeve, the first and second contact surfaces cooperatively form a cavity for receiving fluid material to be measured. The fluid pressure assembly is configured for compressing the fluid material into the cavity. The manometer is disposed on either the sleeve or the fluid pressure assembly and is configured for detecting a fluid pressure of the fluid material in the cavity.

Abstract: A frequency adjusting circuit for a central processing unit (CPU) includes a transforming unit for transforming a change of a current signal of the CPU into a voltage signal, an amplifying unit for amplifying the voltage signal from the transforming unit, a switching unit being turned on or turned off by the amplified voltage signal from the amplifying unit, and a basic input/output chip for regulating a frequency of the CPU through a clock generator.

Abstract: A probe for a scanning thermal microscope includes a cantilever beam, an insulating layer, a conductive layer and a carbon nanotube. The cantilever beam includes a microtip at a distal end thereof, and the microtip has a conductive exterior portion with a pointed part. The insulating layer is formed on a part of the conductive exterior portion other than the pointed part thereof. The conductive layer is formed on the insulating layer and has a coupling portion in contact with the pointed part of the conductive exterior portion of the microtip, the coupling portion of the conductive layer and the pointed part of the conductive exterior portion thereby cooperatively form a thermocouple junction. The carbon nanotube has one end arranged on the thermocouple junction. The probe for a scanning thermal microscope increases spatial resolution of scanning thermal microscope and can prevent excessive current leakage.

Abstract: The present invention provides a method for cooling a CPU. The method includes the steps of: setting a passive cooling mode; setting a critical temperature and a reference temperature that is lower than the critical temperature; setting a plurality of temperature intervals between the reference temperature and the critical temperature; predetermining a duty cycle corresponding to each temperature interval; detecting a current temperature of the CPU; comparing the current temperature with the reference temperature and the critical temperature; entering into the passive cooling mode if the current temperature is between the reference temperature and the critical temperature; confirming which temperature interval the current temperature falls in; confirming a corresponding predetermined duty cycle according to the temperature interval; and switching the CPU between a working status and a sleeping status according to the confirmed predetermined duty cycle. A related system is also disclosed.

Abstract: A working fluid for heat pipe includes a liquid and a plurality of nano-sized particles dispersed in the liquid. The liquid has a surface tension increasing with increasing temperature in a working temperature range of the heat pipe. The working fluid for heat pipe has a surface tension increasing with increasing temperature in a working temperature range of the heat pipe can avoid capillary limit of the heat pipe reducing at operating temperature range of the heat pipe. The nano-sized particles dispersed in the working fluid have high thermal conductivities, and the performance of the heat pipe can be enhanced.

Abstract: A heat sink device includes a heat sink (20) and a shielding member (30). The heat sink defines a receiving groove (220). The shielding member includes a fixing plate (322) received in the receiving groove, and a receiving portion (300) for receiving an electronic component. The heat sink device not only protects the electronic component from EMI, but also effectively dissipates heat generated by the electronic component.

Abstract: The present invention provides a method for testing ports of a computer. The method includes steps of: connecting the testing ports and the non-testing ports of the computer according to a configuration document; creating virtual devices corresponding to the non-testing ports; analyzing corresponding relations between the virtual devices, the non-testing ports, and the testing ports; analyzing a count of the testing ports; and determining whether the testing ports are in good working condition by determining whether the count of the testing ports is equal to a count of the configuration records. A related system is also disclosed.

Abstract: A heat dissipation device includes a heat conducting member (10) adapted for contacting with a heat generating electronic device and a fin unit (30). The fin unit defines a central hole (300) therein and consists of a plurality of fins (31) around the central hole and clasping each other. The fin unit fits around a periphery of the heat conducting member via the heat conducting member extending in the central hole of the fin unit. A clip (40) engages with the heat conducting member and the fin unit for providing a pressure to the fin unit such that the fin unit is intimately fastened to the heat conducting member.

Abstract: An exemplary system for measuring operational life of a computer mouse wheel is disclosed. The system includes a computer (10), a control card (11), a stepper motor servo controller (12), a stepper motor (13), a vertical servo axle (14), and a measurement platform (15). The vertical servo axle is structured and arranged for maintaining contacting with the computer mouse wheel (16). The computer is configured for sending an instruction for controlling operations of measuring the operational life of the computer mouse wheel, and includes a file module (20), a setting module (21), and a performing module (22). The control card is configured in the computer. A related method is also disclosed.

Abstract: A light-emitting device (12) includes a base (14) and two red light-emitting chips (22), two green light-emitting chips (24) and a blue light-emitting chip (26) arranged on the base red, green, blue, green, red in a left-to-right order. The red light-emitting chips, the green light-emitting chips and the blue light-emitting chip include a plurality of red-color quantum dots, green-color quantum dots and blue-color quantum dots respectively. A planar light source (10) includes a planar plate (102), and a plurality of the light-emitting devices arranged in an array on the planar plate. A direct type backlight module (20) includes a diffusing sheet (18) and the planar light source facing a surface of the diffusing sheet.

Abstract: An apparatus for manufacturing carbon nanotubes is provided. The apparatus includes a reaction chamber, a substrate supporter, a guiding means, a first electrode, a second electrode, and a power supply. The reaction chamber has an inlet and an outlet. The reaction chamber receives the substrate supporter, the guiding means, the first electrode, and the second electrode. The substrate supporter intercepts across a gas flow of the carbon-containing gas and substantially perpendicular with a path of the gas flow. The first electrode and the second electrode are disposed opposite to each other for creating an electrical field in the reaction chamber. A part of the electrical field perpendicularly penetrates the substrate supporter to control the carbon nanotubes growing in an aligning manner according to a direction of the electrical field. The first electrode and the second electrode each has a plurality of through holes allowing the carbon-containing gas to flow therethrough.

Abstract: A wireless transmission system is provided. The system includes a wireless transmission apparatus for sending radio signals in a selected frequency and a wireless reception apparatus for receiving the radio signals in the selected frequency and playing audio signals corresponding to the radio signals. The wireless transmission apparatus includes a scan unit for periodically scanning interference frequencies of candidate frequencies, and recording characteristics of each interference frequency; an evaluation value calculating module for calculating an evaluation value of each candidate frequency according to the characteristics of the corresponding interference frequencies; a frequency selection module for choosing one of the candidate frequencies as a current transmission frequency according to the evaluation values; and a transmission unit for sending radio signals in the current transmission frequency. A wireless transmission method is also provided.

Abstract: An alarm system (10) includes a plan management module (100), a production management module (200) and an alarm management module (300). The plan management module receives a customer order and sets planned delivery data according to the customer order. The production management module downloads production data. The alarm management module determines whether the production data conform to the planned delivery data and generates an alarm if the production data do not conform to the planned delivery data. A related method for production schedule control is also provided.

Abstract: A method for transmitting a signal between ICs is provided. The method provides an apparatus, a first IC, and a second IC. The apparatus is configured with an enclosure. The first IC is configured with an IR emitter. The second IC is configured an IR receiver. The first IC encodes a command into an IR signal. The IR emitter sends the IR signal. The IR receiver receives the IR signal. The second IC decodes the IR signal into the command. Using the method, signal transmission between ICs is wirelessly so as to avoiding difficulties in arranging lines.

Abstract: A touch sensing apparatus includes a sensor (13), an AC signal source (14), a gate circuit (15) with two inputs, a first load circuit (18), a second load circuit (19) and a detector (16). The alternating current (AC) signal source is for outputting AC signals to the two input of the gate circuit. The sensor and the first and second load circuits are configured to enable the input signals to the two inputs of the gate circuit to be completely in phase and have same frequency and same duty cycle, and the gate circuit produces the first output type signal. The sensor receives electricity signals from the object and results in the gate circuit outputting a second output type signal. The detector detects the change of the output signal of the gate circuit from the first type to the second type and accordingly identifies a touch on the sensor.

Abstract: An exemplary apparatus facilitating the synthesis of chiral carbon nanotubes includes a reaction chamber, and a first electrode and a second electrode disposed in the reaction chamber. The first electrode and the second electrode are spaced apart from each other and define a space therebetween. The space is configured for receiving a catalyst therein. The first electrode is rotatable around an axis to thereby generate an electric field between the first electrode and the second electrode with a periodic variation in direction when a voltage is applied between the first electrode and the second electrode. The axis is substantially perpendicular to a surface of the second electrode facing toward the first electrode. Methods facilitating the synthesis of chiral carbon nanotubes are also provided.

Abstract: A display apparatus used in a hand-held device is provided. The display apparatus includes a primary display, a secondary display, a plurality of input devices, and a processing unit. The primary display is a non-volatile display, and the secondary display is a volatile display. The input devices are for operational inputs. The input devices include a first input device and a second input device. The first input device is for updating a detailed view information displayed on the primary display, and the second input device is for confirming operational inputs on the input devices. The processing unit displays a preview information on the secondary display in response to the operational input of the first input device, and updates the primary display with the detailed view information corresponding the preview information in response to the operational input of the second input device. A related method is also provided.