Abstract: A remote controller switching device is used with a smart handheld electronic device installed with a control program providing a remote controller interface. When manipulated, the remote controller interface allows the control program to generate an operation instruction for controlling remotely an intended target. The remote controller switching device includes a fixation base for fixing the smart handheld electronic device in place, and a remote control module having a transmission connection portion and a protocol portion. After creating a transmission connection to the smart handheld electronic device, the remote controller switching device generates a remote control signal based on the operation instruction to control the intended target remotely through the protocol portion.

Abstract: A module and method for recognizing an intended target of a universal remote controller are provided and are applicable to a universal remote controller and at least one intended target. The universal remote controller has a manipulating device and a protocol unit. The module comprises a processing unit, a storing unit, and an image sensing unit for capturing an intended image to be treated as a subject image data. The processing unit compares an image data stored and related to the at least one intended target with the subject image data to determine the recognized intended target, and defines a manipulating function of the manipulating device based on a manipulating data attributed to the recognized intended target such that the universal remote controller remotely controls the recognized intended target in accordance with manipulation of the manipulating device and by the protocol unit.

Abstract: A signal transmission method includes using a signal integrating device to receive a first digital signal from a network line or to transmit a second digital thereto; feeding the power transmitted from the network line into the first digital signal to form an integrated signal; using a signal converting device to restore the integrated signal back to the network line power and the first digital signal; converting a first digital signal into a first analog signal or a second analog signal received from outside into a second digital signal; and using a coiled-wire cord connecting the signal integrating device and the signal converting device to transmit the integrated signal from the signal integrating device to the signal converting device or transmit the second digital signal from the signal converting device to the signal integrating device. The invention thereby achieves transmission of digital signals by a coiled-wire cord.

Abstract: A fastener testing device includes a base, a testing unit, a mobile platform, and a prompting unit, tests an installation state between a plurality of installation holes on a subject and fasteners corresponding in position to the installation holes, respectively. The subject is mounted on the base. The testing unit is driven by the mobile platform to move close to the subject and test the installation state. The testing unit generates a test signal in response to a state of contact between the fasteners and probes corresponding in position to the installation holes, respectively. The prompting unit receives the test signal and informs each of the installation holes of a correct installation state or an incorrect installation state. Accordingly, incorrectly-installed ones of the installation holes are directly identified by the fastener testing device quickly, conveniently, and accurately.

Abstract: A method for testing a handheld electronic device installed with an open operating platform including a first testing instruction and a second testing instruction includes sending the first testing instruction to the handheld electronic device to switch the handheld electronic device from a high power consumption state to a low power consumption state; sending the second testing instruction to the handheld electronic device to switch the handheld electronic device from the low power consumption state to the high power consumption state; and executing the first testing instruction and the second testing instruction repeatedly in a loop based on a predetermined test duration and test count, such that tests performed on the handheld electronic device are precise and stable.

Abstract: A read/write test method for handheld electronic product is introduced. The handheld electronic product is connected to a storage device and is equipped with an open platform having a data read/write test program installed thereon. In the read/write test method, the following steps are repeatedly executed according to a default test condition: the data read/write test program sends out a first test command to write a test data file into the storage device; the data read/write test program sends out a second test command to execute closing, opening and reading of the test data file; and the data read/write test program, upon confirmation of successful reading of the test data file, sends out a third test command to execute cutting, pasting, copying, and deleting of the test data file. Upon completion of the above steps, test results from each of the steps are output for a test operator to analyze.

Abstract: A method transfers substrate modules that are formed by cutting a substrate sheet in a cutting machine. The method rapidly and efficiently transfers the substrate modules from the cutting machine to facilitate the transfer of the substrate modules for subsequent processes, thereby reducing operational time and complexity, reducing machine idle time, and increasing operational efficiency, to avoid requiring additional equipment for operation and thus increasing yield as a result.

Abstract: A charging method and a charging system are introduced for controlling a charging current by a PWM method. A charging IC is controlled to supply the charging current to a battery, and a control unit is used to generate a PWM signal with a duty cycle, and a filter unit is used to convert the PWM signal into a voltage signal to be supplied to the charging IC, and the control unit determines whether a current of a battery detected by the battery status detection unit reaches a regular current, so that a PWM signal with a duty cycle greater than the previous duty cycle by a default increased cycle is provided if the detected current has not reached the regular current. Thus, the feature of the PWM signal is used to set the charging current according to the capacity of the battery automatically.

Abstract: A carrying device for carrying a plurality of handheld electronic devices includes a plurality of carrying units and at least a connecting unit connected between the carrying units. The handheld electronic devices are disposed in a receiving space of the carrying units, such that respective display screens of the handheld electronic devices are grouped together to display. The handheld electronic devices carried by the carrying units are rotatable, stay at a fixed angle, or shut relative to each other by the connecting unit. The carrying device allows the handheld electronic devices to be positioned side by side so as to extend the display screens, display more data, or enlarge data, thereby enhancing performance and protecting the handheld electronic devices.

Abstract: An overvoltage protection circuit protects a portable electronic device against overvoltage. The overvoltage protection circuit includes an input unit for receiving an input voltage supplied by a voltage source; a voltage-divider module for dividing the input voltage and outputting a divided voltage; a voltage-regulator module for comparing a comparison voltage with the divided voltage and generating a first control signal; a first switch unit being controllably switched by the first control signal to a short-circuit state or an open-circuit state and generating a second control signal; and a second switch unit being controllably switched by the second control signal to a circuit state reverse to that of the first switch unit, and stopping supplying the input voltage to the portable electronic device when the input voltage is no less than a rated voltage of the portable electronic device. Therefore, a temperature-independent overvoltage protection can be achieved.

Abstract: A stencil for printing solder paste on a printed circuit board improves an assembly process, cuts production costs, and saves storage space. The stencil is coupled to a fixing frame having a plurality of fixing portions and a motor unit. The motor unit generates a plurality of pulling forces. The stencil includes a solder paste printing region and a plurality of fixing regions. Vias are disposed in the solder paste printing region. The directions of the pulling forces are coplanar with the solder paste printing region. The edge of the solder paste printing region extends outward to define the fixing regions. The fixing regions are movably fixed to the fixing portions and bear the pulling forces to flatten the solder paste printing region of the stencil.

Abstract: A pin adjuster for electronic components adjusts and fixes pins of an electronic component while the electronic component is being installed on a circuit board such that the pins correspond in position to and connect to a plurality of contacts on the circuit board, respectively. The pin adjuster includes an insulating body and a plurality of channels. The channels each penetrate the insulating body and have an entry end and an exit end. The entry ends correspond in position to the pins of the electronic component, respectively, and the exit ends correspond in position to the contacts, respectively, such that the pins are adjusted and fixed in place by penetrating the channels, respectively. The pin adjuster enables the pins to be aligned with and connected to the contacts rapidly and precisely, thereby shortening the time taken to mount the electronic component on the circuit board and streamlining manual operation.

Abstract: A method for testing handheld electronic device is for use in testing the power consumption level of a handheld electronic device equipped with an open operating platform. The method involves configuring, in the open operating platform, a radio communication unit and a display unit of the handheld electronic device; configuring the radio communication unit such that the radio communication unit can receive a data signal; adjusting controllably brightness of the display unit; and comparing, after a predetermined time period of control, an initial power level and a current power level of a battery in the handheld electronic device to evaluate power consumption of the handheld electronic device.

Abstract: An integrated expansion device includes a base, a clamping unit, an input device, a second transmission unit, a display device, and a connection unit. A handheld electronic device can be held by the clamping unit, fixed to a receiving region on the base, and electrically connected to the second transmission unit. The handheld electronic device functions as a computation processing center and a touch panel and is connected to the display device and the input device which are disposed on the base, thereby having a large display screen and an input interface. The display device can be rotated, opened, and shut relative to the base via the connection unit to thereby implement a hardware system equivalent to a notebook computer and enhance applicability and ease of use.

Abstract: In a press method, a housing is placed on a carrying table, and a panel is placed on a movable platform, and then a first driving unit is used for driving the movable platform to extended from an opening of a housing into the housing, such that the panel is fixed to a position corresponding to the window without touching an internal surface of the housing, and finally a press machine is used for driving the housing and the movable platform to engage with each other, such that the panel is combined with the interior of the housing for sealing the window. Therefore, the panel can be combined into a cramped space of the housing to overcome the defective issue of the prior art. In addition, a press tool adopting the press method is provided.

Abstract: An overvoltage protection circuit and a portable electronic device having the same are introduced. The overvoltage protection circuit provides overvoltage protection when an input voltage exceeds a rated voltage tolerable by an internal circuit unit in the portable electronic device. A reference voltage and a partial voltage are generated from the input voltage through a voltage limiting unit and voltage dividing module, respectively, and conveyed to a comparing module for comparison. Comparison of the reference voltage and the partial voltage is followed by generation of a switch signal whereby a switch unit determines whether to apply the input voltage to the internal circuit unit. The voltage dividing module sets the maximum rated voltage tolerable by the internal circuit unit and enables the overvoltage protection circuit to give overvoltage protection to the portable electronic device regardless of temperature.

Abstract: A battery charge/discharge management system and method charge a battery according to an operation state of the battery. The system includes a reading module that reads a parameter of the battery; an analysis module that analyzes the parameter of the battery and determines the operation state of the battery according to the parameter of the battery so as to obtain a discharge parameter and record a discharge curve at that time; and a charging module having a mapping table that maps a plurality of discharge curve models and a plurality of charge modes, the charging module obtaining a discharge curve model according to the discharge curve and charging the battery based on a charge mode to which the mapping table maps the discharge curve model. As such, the battery is prevented from staying under high temperature and protected from being damaged by over charging/discharging.

Abstract: An expansion input/output device includes a body having a receiving space, an input unit, a second transmission unit, and a third transmission unit. A handheld electronic device can be received in the receiving space and functions as a computation processing center. The expansion input/output device integrates an input function of the input unit to provide a user-friendly input interface, and sends an audio/video signal of the handheld electronic device from a first transmission unit of the handheld electronic device to an external display device through the second transmission unit and the third transmission unit to provide a large display view. The expansion input/output device expands the applicability and integration capacity of the handheld electronic device and enhances ease of use thereof.

Abstract: A handheld electronic device testing system and a method for testing a handheld electronic device installed with an open operating platform and installed with a test instruction execution program are introduced. The test instruction execution program executes a functional test based on a test instruction received. The testing method involves integrating various test programs with a pre-stored test program library, sending sequentially an instruction to the test instruction execution program with each of the test programs through a transmission line in a scheduled manner, and recording a test result to achieve automated testing.

Abstract: An input device and a monitor having the input device are for use in a portable electronic device. The monitor of the portable electronic device has a touch display panel capable of touch control. Disposed on the touch display panel is a physical input unit functionally corresponding to a touch input unit displayed on the monitor. The touch input unit is configured by a programmable procedure, such that the touch input unit is linked to an application. A user executes the application by pressing the physical input unit and touching indirectly the touch input unit. Even if it is impossible for the application to be activated by the touch input unit, the application can still be executed by the physical input unit. Even if it is impossible for the application to be activated by the physical input unit, the application can still be executed by the touch input unit.