Altek Corporation

Alpha Networks Inc.

Tzu-Chih Lin

Yu-Cheng Huang

Wan-Chih Lin

Huan-Chun Lo

Pei-li Hu

An airtight-level sensor includes an air pump, a sounding mechanism, and a processing device. The air pump comprises an inlet valve and an outlet valve, the sounding mechanism is disposed near the outlet valve to generate a sound wave corresponding to an airflow blown from the outlet valve, and the processing device is disposed near the sounding mechanism to receive the sound wave generated therefrom and determines an airtight-level of an airtight chamber wherein the airtight-level sensor is disposed.

Airtight-level sensor and electronic device including the same

A thermal module for being disposed in an electronic device comprises a driving device and at least one thermal device. The driving device includes a driving member and a driven member which are connected together, wherein the driving member is adapted to drive the driven member to operate. The at least one thermal device includes a fan, wherein two opposite ends of the fan respectively have a mating portion and a connecting portion. The mating portion is adapted to be connected to the driven member, so that the driving member drives the driven member to drive the fan to rotate. The connecting portion of the fan is adapted to be connected to the mating portion of a fan of another thermal device, so that when the driving member drives the fan to rotate, the fan drives the fan of the another thermal device to rotate.

Thermal module

A screw having stacked screw heads includes a screw shank portion with a thread and a screw head portion rigidly connected to each other. The screw head portion is driven to bring the screw shank portion to rotate. The screw head portion includes a first screw head and a second screw head. The first screw head has a first shaped groove on its top plane to receive an operating torque. A neck portion is connected to a bottom plane of the first screw head and a top plane of the second screw head. The second screw head has a second shaped groove on its top plane. The neck portion or the connection between the neck portion and the first screw head or the second screw head has lower torsional endurance than each of the first screw head and the second screw head.

Screw having stacked screw heads

A system for automatically adjusting a volume of a loudspeaker includes a loudspeaker and a processor. An infrared sensor, which generates a sensing signal when sensing IR radiation from a heat-radiating source, is disposed on the loudspeaker. The sensing signal provides a size information commensurate with a size of the heat-radiating source. The processor receives a plurality of the sensing signals at different time points to obtain a plurality of corresponding size information, realizes a change of distance between the heat-radiating source and the loudspeaker according to a change of the size information, and generates a volume-adjusting signal according to the change of distance between the heat-radiating source and the loudspeaker. The volume-adjusting signal is transmitted to the loudspeaker to adjust the volume of the loudspeaker accordingly.

Loudspeaker control system

A mounting seat is connected to a doorbell includes a mounting portion, an extendable portion, and a connecting portion. The mounting portion is connected to a mounting surface. The extendable portion is connected to the mounting portion. The extendable portion could be extended or retracted by exerting force. The extendable portion includes a first extendable section and a second extendable section. The connecting portion is connected between the extendable portion and the doorbell. When the first extendable section is extended or retracted relative to the mounting portion, the extendable portion drives the connecting portion and the doorbell to turn along a first axis. When the second extendable section is extended or retracted relative to the mounting portion, the extendable portion drives the connecting portion and the doorbell to turn along a second axis. The first axis is not parallel to the second axis.

Mounting seat for doorbell and doorbell assembly

An image-capturing device includes a camera and a rotating mechanism for orienting the camera in multiple directions. The rotating mechanism includes a motor; a driving gear; a first transmission module including a first input gear, which is selectively engaged with and transmitted to rotate by the driving gear at a first position, and transmitting the camera to rotate in a first direction with rotation of the first input gear; a second transmission module including a second input gear, which is selectively engaged with and transmitted to rotate by the driving gear at a second position, and transmitting the camera to rotate in a second direction with rotation of the second input gear; and a clutch mechanism including a clutch device for driving the driving gear to switch between the first position and the second position. The clutch device includes a solenoid.

Rotating mechanism for orientating camera in multiple directions with single motor

An electronic device having an aluminum or copper foil heat dissipator includes a casing, an electronic structure disposed in the casing, and an aluminum or copper foil heat dissipator. A surface of the electronic structure has a heat source element. The aluminum or copper foil heat dissipator is a 3D aluminum or copper foil structure formed by stamping and includes a bottom, a surrounding portion, and a 3D space formed between the bottom and the surrounding portion. The bottom is thermal conductively coupled to the heat source element. A surface of the aluminum or copper foil heat dissipator is partially/entirely thermal conductively coupled to an inner surface of the casing. With the characteristics of aluminum or copper foil that is easy to expand into a 3D shape during processing and could closely fit the inner surface, the heat generated by the heat source element could be dissipated from the 3D aluminum or copper foil with a large contact area, achieving better heat dissipation effect.

Aluminum or copper foil heat dissipator and electronic device having the same

A supporting structure includes a seat, a suction cup, a rotary plate, and a support, wherein the suction cup is located at a cavity of the seat. The rotary plate is disposed between the seat and a bottom portion of the support. The support drives the suction cup to act together. By rotating the rotary plate clockwise or counter-clockwise, a distance between the bottom portion of the support and the seat could be changed to make the suction cup be attached to or removed from a smooth surface of an object. The supporting structure of the present invention facilitates the convenience of use.

Supporting structure with sucking unit

The present invention discloses a mobile device including a motor module, a heat dissipation module, a vibration module and an electric brush module. The motor module has a rotating shaft driven by the motor module and two ends of which stick out from the motor module. The heat dissipation module includes a fan unit fixed on one end of the rotating shaft. The vibration module includes a vibration cam and an electromagnetic coil disposed on the vibration cam. The vibration cam is loosely fitted and disposed on the other end of the rotating shaft. The electric brush module is disposed inside the mobile device corresponding to the electromagnetic coil. When electrified, the electric brush module excites the electromagnetic coil generating a magnetic force to adhere and rotate with the rotating shaft synchronously. Herewith the effects of effective heat dissipation and saving interior space of the mobile device are achieved.

Mobile device

A height adjustment structure of printed circuit board and the adjustment method thereof are disclosed. The height adjustment structure includes an electronic device main body, a circuit board body and an adjusting component. The electronic device main body includes at least one fixing part. The circuit board body is disposed on a surface of the electronic device main body at which the fixing part is located. The circuit board body includes at least one stuck part, wherein the stuck part is disposed along the edge of the circuit board body and corresponds to the fixing part; further, the stuck part recesses inwards into the circuit board body to form a U shape. One end of the adjusting component movably penetrates the fixing part and being screw locked thereon, and another end of the adjusting component is embedded to the stuck part.

Height adjustment structure of printed circuit board and height adjustment method thereof

A flashlight module adapted to be disposed on an image capturing device is provided. The image capturing device has a main body, a lens disposed on the main body and a lens ring disposed around the lens. The flashlight module includes a body and a flashlight. The body has a first end and a second end opposite to the first end, and the body is pivoted to the lens ring through the first end. The flashlight is disposed in the body. When the body is in a first status, the first end and the second end are adapted to be attached to the lens ring. When the body is in a second status, the second end is popped up to a predetermined distance.

Flashlight module, lens module and image capturing device

An automatic photographing method with face recognition is applied in a camera having a detecting lens and a photographing lens for a user to photograph a target. First, detect a face of the user through the detecting lens, and obtain a plurality of face images of the detected face. Then, capture an image variance of the obtained face images, and photograph the target through a photographing lens when the captured image variance exceeds a photographing starting value. Therefore, during the whole photographing process, photographing can be achieved through determining variations of the face images of the user without pressing the shutter key of the camera, thereby completely preventing handshakes resulted from the pressing action, and thus improving the photographing quality.

Automatic photographing method with face recognition

A mode dial device is set in an electrical device. The mode dial device includes a rotary member and a pressure detection module. The rotary member includes a main body, a shaft portion connecting the main body and the electrical device, and a contact portion located at the bottom of the main body with an inclined surface. The pressure detection module is electrically coupled to the electrical device and located under the rotary member. The pressure detection module includes a button portion which is movable vertically. The button portion contacts the contact portion. When the rotary member is rotated, the contact portion pushes the button portion of the pressure detection module. The pressure detection module outputs a signal according to a moving distance of the button portion.

Mode dial mechanism and electronic device having the same

A focus adjustment mechanism is used for a photo device for adjusting a focus of a lens assembly of the photo device. The focus adjustment mechanism comprises a focus adjustment button connected to a casing of the photo device and comprising a contact portion, and a pressure detection module disposed in the photo device in a position corresponding to the focus adjustment button to contact the contact portion, and the pressure detection module is electrically coupled with the lens assembly. When the focus adjustment button is pressed, the pressure detection module can generate a signal value according to a displacement value of the focus adjustment button so that a focus of the lens assembly is determined according to each signal value. Furthermore, the present invention discloses a photo device having the focus adjustment mechanism.

Focus adjustment mechanism and photo device having the same

A battery security device includes a holder, a cover and at least one flexible plate. The holder contains the battery. The cover slips to set on the holder and has at least one raised lump to press the flexible plate. The flexible plate is set between the holder and the cover and has at least one elastic arm. The elastic arm has a stressed portion and at least one contact portion. When the cover slips to set on the holder, the raised lump presses down the stressed portion to increase the pressure of the elastic arm for avoiding power failure caused of the battery be shook. Further the device to fix a battery does not increase the force of setting the cover and not need any other component. To sum up, the device to fix a battery of present invention has low cost and friendly use.

Growing community of inventors

Hsinchu, Taiwan

Tzu-Chih Lin