摘要:
An electromagnetic input device includes a handheld magnetized stylus, an electromagnetic input panel including an induction layer, a controller, and a storage device. The induction layer includes a plurality of closed-loop inductor coils which output an induced current when experiencing the magnetic flux of the stylus. The storage device stores a pre-determined table recording mapping relationship between location coordinates of the stylus on the electromagnetic input panel in each of the inductor coils, and intensities of the corresponding induced current generated therein. The controller determines which inductor coil generates the induced current, and the intensity of the induced current, and further determines the location of the stylus on the electromagnetic input panel based upon determined inductor coil which generates the induced current and the intensity of the induced current generated therein, and the pre-determined table.
摘要:
A method for extracting feature of signatures includes the following steps. Sense touch input of a handwritten signature by a user on a handwritten input unit. Generate associated with the user's touch input of the handwritten signature. Detect coordinates of each of touched points of the handwritten signature of the user according to the generated signals. Select feature points from the touched points. Obtain coordinates of the feature points of the handwritten signature. Combine the selected feature points and the coordinates thereof to obtain signature features of the handwritten signature of the user. And store the extracted signature features of the handwritten signature of the user in a storage unit. A signature feature extraction system using the method is also provided.
摘要:
An electronic apparatus includes a solar power module for generating power and inputting information, a power management module for extracting and storing power from the solar power module, a detection unit for detect an electrical parameter variation of the solar power module and generating a detection signal corresponding to the electrical parameter, and an information processing unit for receiving the detection signal from the detection unit and executing a command corresponding to the detection signal. The solar power module has multiple solar power generation units for generating power and inputting information, and the solar power generation unit has multiple solar power generation subunits. The electrical parameter variation is generated from the solar power generation subunit when light absorbed by the solar power generation unit changes.
摘要:
An electronic paper device is provided. The electronic paper device includes a touch panel, a conductive layer, a plurality of pixel electrodes, an electrophoretic ink layer, a common electrode layer, and a processing unit. The electrophoresis layer is electrically connected between the plurality of pixel electrodes and the common electrode layer. The conductive layer and the common electrode layer respectively have a different voltage. When the user touches the electronic paper device, causes the touch panel produce a touch signal and the conductive layer contacts a pixel electrode corresponding to the touch position. Then the processing unit determines the touch position according to the touch signal. The pixel electrode obtains the voltage of the conductive layer and an electric field is form between the pixel electrode and the common electrode layer. This causes the color to change at the position that is corresponding to the touched position.
摘要:
A reflective display device includes a housing, a reflective display unit, an auxiliary display unit, a power supply, a wireless transceiver, a lighting unit, a light sensing unit, a light source control module, an identifying module, and a display control module. The power supply supplies power to the reflective display device and converts ambient light into electrical power and stores the electrical power. The wireless transceiver receives information transmitted from the electronic device. The lighting unit is fixed to the housing and illuminates the reflective display unit. The light sensing unit detects brightness of ambient light. The light source control module turns on/off the lighting unit. The identifying module identifies the type of the information. The display control module selectively controls the information to be displayed on the reflective display or the auxiliary display unit according to the type of the information.
摘要:
A solar power module includes a solar power generation layer, a first electrode layer, and a second electrode layer. The solar power generation receives photons and includes a number of solar power generation units. The first electrode layer is connected with the solar power generation layer. The second electrode layer is connected with the solar power generation layer, and includes a number of conductive electrodes. Each conductive electrode is connected with one of the solar power generation unit. The conductive electrode transmits an electrical parameter variation of the corresponding solar power generation unit to a detection unit to transform the electrical parameter variation into corresponding input command.
摘要:
An information input module for an electronic device includes a substrate, a first electrode made up of transparent conductive materials, a second electrode, and a solar cell layer disposed between the first and second electrodes. The solar cell layer includes a plurality of solar cells electrically insulated from each other. The plurality of solar cells generates electrical signals in response to a user's operations to activate functions of the electronic device. The first electrode is disposed between the substrate and the solar cell layer. Both the first and second electrodes are electrically connected to each of the plurality of solar cells for transmitting the electrical signals to the electronic device. The electrical signals reflect changes of electrical parameters of one or more solar cells of the plurality of solar cells when light beams are blocked from reaching on, wholly or partially, the one or more solar cells.
摘要:
An electronic paper device is provided. The electronic paper device includes a common electrode layer, a plurality of pixel electrodes, an electrophoretic ink layer, a conductive layer, a voltage detection unit, and a processing unit. Each pixel electrode corresponds to a coordinate of a coordinate system. The electrophoretic ink layer is electrically connected between the plurality of pixel electrodes and the common electrode layer. The conductive layer and the common electrode layer respectively have a different voltage. When the user touches the electronic paper device and causes the conductive layer contacts with a pixel electrode corresponding to the touch position, then the pixel electrode obtain the voltage of the conductive layer and an electric field is form between the pixel electrode and the common electrode layer. Thereby causing a color change of the position of the electronic paper device corresponding to the touch position.
摘要:
An electronic paper device is provided. The electronic paper device includes a conductive layer, a number of pixel electrodes, an electrophoretic ink layer, a common electrode layer, a voltage detection unit, and a processing unit. Each pixel electrode corresponds to a coordinate of a coordinate system. The electrophoretic ink layer is electrically connected between the number of pixel electrodes and the common electrode layer. The conductive layer and the common electrode layer have a different voltage when the electronic paper device is powered on. When the user touches the electronic paper device and causes the conductive layers to contact a pixel electrode corresponding to the touch position, the pixel electrode obtains the voltage of the conductive layer and an electric field is form between the pixel electrode and the common electrode layer. This causes the color to change at the position that is corresponding to the touched position.
摘要:
An electronic paper (E-paper) display device includes a first substrate comprising at least one side wall having a high reflectance film coated thereon, an E-paper layer, and a second substrate. A light source installed beside and facing the at least one sidewall of the first substrate, the light source being configured for illuminating the E-paper layer with some of the light from the light source directly illuminating the E-paper layer and some of the light from the light source illuminating the E-paper layer via the reflection of the high reflectance film.