Benq Corporation

Qisda Corporation

Darfon Electronics Corporation

Qisda (suzhou) Co., Ltd.

Other

Acer Communications and Multimedia Inc.

Acer Communication & Multimedia, Inc.

Banq Corporation

Benq Co., Ltd.

Chi-Cheng Lin

Po-Fu Wu

Chien-Shih Hsu

Chuang-Wei Wu

Tsung-Hsi Lee

Zuei-Chown Jou

Ji-Huang Chen

Hung-Jen Wei

Min-Hsiung Huang

Shun-Yi Tung

Ching-Yi Wang

Kuen-Yao Lee

Kuo-Chun Lee

Sung-Po Lin

Max M S Tsai

Ching-Hung Lin

A heat-dissipating device includes a casing and a heat dissipating fin set. The casing has a first hole structure. The heat dissipating fin set includes a protruding fin, a sheltering component and a bridging component. A hollow chamber of the protruding fin has a first opening and a second opening adjacent to each other. The first opening is connected to an inner space of the casing. The sheltering component is disposed on the protruding fin to shelter the second opening. The bridging component is connected to the protruding fin and fixed onto the first hole structure.

Heat-dissipating device

A light source module for providing an illumination light is presented. The light source module comprises a case, a light source, at least one first fan blade, a wavelength transforming unit and a driver. The case has an accommodation space, and the light source provides an excitation light to the accommodation space. The first fan blade and the wavelength transforming unit are disposed in the accommodation space. The wavelength transforming unit receives the excitation light from the light source. The excitation light is transformed into the illumination light through the wavelength transforming unit. The driver includes a driving shaft and a stator for rotating the driving shaft. The stator is located outside the accommodation space. The driving shaft passes through the case and connects to at least one first fan blade. A first air flow is generated by the first fan blade driven by the stator rotating the driving shaft. The first air flow flows inside the case. A projector is also provided.

Light source module and projector with fan and driver

An image capturing device includes an image capturing unit, a light filter module, a light sensing unit, an infrared light source and a processing unit. The light filter module includes a first light filter and a second light filter. The first light filter filters an infrared and allows a visible light to pass. The second light filter filters a visible light and allows an infrared to pass. The light sensing unit senses an environmental light. When the processing unit determines that an intensity of the environmental light is higher than a threshold, the processing unit alternately switches the first light filter and the second light filter to a front of the image capturing unit, controls the image capturing unit to capture a visible light image through the first light filter, and controls the image capturing unit to capture an infrared image through the second light filter.

Image capturing device and image capturing method for alternately switching two light filters

A monitor including a display device, a circuit board and a time controller (TCON) is provided. The display device includes a display panel and a backlight module. The backlight module is disposed opposite to the display panel and has a rear surface. The circuit board includes a first end and a second end, wherein the first end is connected to the display panel, and the second end is located on the rear surface of the backlight module. The TCON is connected to the second end of the circuit board, and the TCON and the backlight module are disposed in nonparallel.

Monitor

An intraoral scanner includes an image sensor, a projection module, a motion sensor, a memory unit and a processor. The motion sensor senses three motion variations corresponding to three axes according to a motion state of the intraoral scanner. The memory unit stores three first variation thresholds corresponding to the three axes. The processor determines whether the three motion variations are smaller than or equal to the three first variation thresholds, respectively. When the processor determines that at least one of the three motion variations is smaller than or equal to the three first variation thresholds, the processor enables the image sensor and the projection module. When the processor determines that all of the three motion variations are larger than the three first variation thresholds, the processor disables at least one of the image sensor and the projection module.

Intraoral scanner, intraoral scanning system and method of controlling intraoral scanner

A fan device includes a casing, a stator unit disposed inside the casing, a rotor unit disposed outside the casing corresponding to the stator unit, and a bearing support detachably connected to the casing. The rotor unit is isolated from the stator unit by the casing and includes a rotation shaft, a bearing, a fan wheel, and a rotor. The bearing support partially shields the rotor unit and supports the rotor unit in a manner that the bearing or the rotation shaft is fixed to the bearing support, so that the fan wheel is driven to rotate with respect to the bearing support as the rotor rotates relative to the stator unit, and the rotor unit and the bearing support can be removed together from the casing when the bearing support is removed from the casing.

Fan device and electronic device

A barcode decoding method includes steps of capturing an image of a barcode; dividing the image into a plurality of blocks and dividing the blocks into a plurality of longitudinal regions; calculating a representative gray level for each of the blocks; dividing at least one of the longitudinal regions into a relative majority region and a relative minority region; defining one of the relative majority region and the relative minority region as a normal region and defining the other of the relative majority region and the relative minority region as an abnormal region; selecting a block from each of the normal regions to set a scanning line; and performing a binarization algorithm for a gray level distribution of the scanning line to decode the barcode.

Barcode decoding method

A projector includes a casing having a top plate and a bottom plate, an optical engine disposed in the casing and between the top and bottom plates, and a plurality of heat sinks disposed around the optical engine. The top plate and the bottom plate have a plurality of top holes and bottom holes, respectively. Each heat sink has a plurality of fins and a plurality of air channels formed between the fins, wherein the top holes are aligned and communicate with the bottom holes through the air channels straightly.

Projector

A projector device and a heat dissipation system thereof are provided. The heat dissipation system includes a heat dissipating target chip and a heat dissipating module. The heat dissipating target chip has a bottom surface having a heat dissipating area. The heat dissipating module has a heat dissipating body and a heat passage. The heat dissipating body includes a connection end facing the bottom surface, and the heat passage extends out from the connection end and is heat exchange connected to the heat dissipating area. The heat passage has a first cross-section and a second cross-section, wherein the second cross-section is farther away to the heat dissipating area than the first cross-section. The second cross-section area is larger than the first cross-section area.

Projector device and heat dissipation system thereof

A barcode decoding method includes steps of analyzing a relative relationship between at least two characteristic points of a gray level distribution of a target scanning line of a target barcode to obtain at least one reference characteristic parameter; when determining a current distance between a barcode reader and the target barcode being a relatively long distance, dividing the gray level distribution into at least one bar area and at least one space area; setting a gray level region and locating at least one peak point and/or at least one valley point located within the gray level region from the gray level distribution; when the peak point is located within the bar area, interpolating a space corresponding to the peak point into the bar area; and when the valley point is located within the space area, interpolating a bar corresponding to the valley point into the space area.

A display device includes a display module, a support housing, and a heat dissipating module. The display module has a back surface, wherein at least a portion of the back surface has a first heat dissipating block. The support housing is disposed opposite the back surface. The support housing sandwiches with the back surface a mezzanine space for disposing the first dissipating module. The first heat dissipating module includes a first heat dissipating body and a first elastic unit. The first heat dissipating module has a first heat exchange surface and a first pressure receiving surface facing away from each other, wherein the first heat exchange surface is heat exchange connected to the first heat dissipating block. The first elastic unit disposed compressed between the first pressure receiving surface and the support housing, wherein with the support housing as a source of reaction force, the first elastic unit provides the first pressure receiving surface with a first pressing force.

Display device

After capturing a barcode image, generate at least one sample line accordingly, acquire sample data of the at least one sample line, generate a first and a second reference lines, generate an upper bound and a lower bound according to the first and the second reference lines, generate a first curve by interpolating all sample points, generate a plurality of effective sample shapes of the first curve according to the upper bound and the lower bound, identify an internal point of each effective sample shape, generate a second curve by interpolating all internal points, and digitize the barcode image to binary data by comparing sample data with the second curve.

Method for digitizing barcode image by using dynamic threshold

A projection device with a color wheel locking function is provided. The projection device includes a light source, a first color wheel unit, a first spindle motor, a magnetic locking mechanism and a control unit. The light source generates a light beam. The first color wheel unit has at least one transparent region through which the light beam transmits. The first spindle motor is to be enabled to rotate the first color wheel unit, and disabled to stop rotating in correspondence with an external magnetic force. The magnetic locking mechanism abuts upon the first spindle motor and generates the external magnetic force. The control unit controls the magnetic locking mechanism. When the first spindle motor stops in correspondence with the external magnetic force, a position of the at least one transparent region corresponds to the light source so that the light beam transmits through the transparent region.

Projection device with color wheel locking function and method using the same

A keyswitch includes a casing, a key cap and a support device rotatably disposed between the key cap and the casing. One of the casing and the key cap has a first magnetic area and the support device has a second magnetic area corresponding to the first magnetic area. When the key cap is not pressed, a magnetic attraction force between the first and second magnetic areas keeps the key cap at a non-pressed position. When the key cap is pressed by an external force such that the second magnetic area moves away from the first magnetic area, the key cap moves from the non-pressed position toward the pressed position. When the external force is removed, the second magnetic area moves toward the first magnetic area due to the magnetic attraction force such that the key cap moves from the pressed position toward the non-pressed position.

Growing community of inventors

Taoyuan, Taiwan

Chi-Cheng Lin