Coretronic Corporation

Wei-Min Chien

Tsung-Ching Lin

Shi-Wen Lin

Jhih-Hao Chen

Te-Tang Chen

Tung-Chou Hu

Yi-Cheng Hou

Shang-Hsuang Wu

Chi-Hsun Wang

Wen-Yen Chung

Kai-Lun Hou

Chien-Ming Peng

Yi-Han Lai

Jih-Ching Chang

Wen-Hao Chu

Mao-Min Fu

Yen-Po Chang

Sheng-Yan Wang

Hwai-Ning Hsueh

The disclosure provides a projection device and a parameter adjustment method thereof. An environment detection value is received from a detection module through a control chip, wherein the environment detection value is at least one of an environment illuminance value, a volume load value and an environment volume value. Then, the environment detection value is compared with a reference range to obtain a corresponding environment mode. Furthermore, a rotation speed of a fan module is adjusted according to an environment load value corresponding to the environment mode. The projection device and the parameter adjustment method thereof provided by the invention make the illuminance and noise output of the projection device more suitable for the operation condition.

Projection device and parameter adjustment method thereof

A wearable projection device includes a main body, an optical-mechanical module, a waveguide module, a first thermally conductive plate, and a control module. The main body has a display portion and a support portion connected to each other. The optical-mechanical module is disposed at the display portion and includes at least one light source. The waveguide module is disposed at the display portion. The first thermally conductive plate is connected to the light source and extends from the display portion to the support portion. The control module is electrically connected to the optical-mechanical module, so that an image generated by the optical-mechanical module is displayed on the display portion by the waveguide module. The wearable projection device is able to increase a heat dissipation area through the first thermally conductive plate, so that the wearable projection device may achieve an improved heat dissipation effect and have an improved display quality.

Wearable projection device

The disclosure provides a projection apparatus, which includes a casing, a projection module, at least one airflow generating unit, and at least one speaker. The casing has at least one air outlet. The projection module is disposed in the casing and configured to project an image beam outside the casing. The airflow generating unit is disposed in the casing and configured to generate airflow. The speaker is disposed in the casing, and the airflow generating unit is located between the projection module and the speaker. The speaker has at least one flow guiding surface, and the flow guiding surface is inclined toward the air outlet to guide the airflow toward the air outlet. The projection apparatus has a favorable heat dissipation capability and may reduce the noise generated by the airflow generating unit.

Projection apparatus having speaker

A projection device includes a light source module, an optical engine module, a projection lens, a housing, and at least one first heat dissipating element. The housing comprises a first end and a second end opposite to each other. The at least one first heat dissipating element is disposed in the housing, and each of the at least one first heat dissipating element includes a first plate portion, a second plate portion, and a first fin portion. The first plate portion is connected to the light source module. The second plate portion is connected to the first plate portion. The first fin portion is connected to the second plate portion and includes a plurality of first fins arranged at intervals. These first fins are arranged between the first end and the second end.

Projection device

A projector includes at least one light source module, at least one light valve module, a projection lens, and at least one heat dissipation structure. The at least one light source module is configured to provide an illumination beam. The at least one light valve module is disposed on a transmission path of the illumination beam and is configured to convert the illumination beam into an image beam. The projection lens is disposed on a transmission path of the image beam and is configured to project the image beam. The at least one heat dissipation structure is connected to the at least one light valve module.

Projection device having heat dissipation structures

A projector includes a light source module, a light valve, and a projection lens. The light source module is adapted to provide an illumination light beam and includes a base having first and second side surfaces, first and second color light-emitting units respectively disposed on the first and second side surfaces, and first and second heat dissipation structures respectively connected to the first and second color light-emitting units. The first and second heat dissipation structures are separated from each other and define an accommodation space together. The light valve is located on a transmission path of the illumination light beam and adapted to convert the illumination light beam into an image light beam. The projection lens is located on a transmission path of the image light beam and adapted to project the image light beam.

Projector and light source module thereof

A projection device includes: a light source module for generating an illumination beam; an optical engine module disposed on a transmission path of the illumination beam for forming an image beam; a projection lens disposed on a transmission path of the image beam for projecting the image beam to an outside of the projection device; and a housing having opposite bottom and top portions, and a side wall connected between and surrounding the portions and having an air inflow region adjacent to the bottom portion and an air exhaust region adjacent to the top portion. The light source module, the optical engine module and the projection lens are disposed in the housing adjacent to the top portion, wherein the image beam is projected to the outside toward the bottom portion. The projection device of the invention can effectively dissipate heat.

A projector includes a light source, an optical engine module, and a projection lens. The light source is configured for providing an illumination beam. The optical engine module includes a light valve, a casing, and a heat conducting structure. The light valve is configured to convert the illumination beam into an image beam. The light valve has a front portion and a rear portion opposite to each other. The casing is connected to the front portion. The heat conducting structure is disposed on the casing and at at least one side of the front portion. The projection lens is disposed on the casing and configured to project an image. The heat conducting structure is configured to dissipate heat of the casing and the front portion of the light valve.

Projector and optical engine module

An illumination system including an excitation light source, a wavelength conversion element and a filter element is provided. The excitation light source is used for emitting an excitation beam. The wavelength conversion element has a wavelength conversion region. When the wavelength conversion region is cut into a transmission path of the excitation beam, the wavelength conversion region is excited by the excitation beam and emits a converted beam. A reference plane is perpendicular to the transmission path of the converted beam and is angled such that an acute angle is formed between the reference plane and the filter wheel which is disposed on a transmission path of the converted beam coming from the wavelength conversion element. The filter element allows a part of the converted beam to penetrate so as to output at least one color beam, and reflects another part of the converted beam.

Illumination system and projection apparatus

A light source module includes a light source having an optical axis, a fan for providing a cooling airflow and a deflector disposed between the light source and the fan and directing a flowing direction of the cooling airflow. The deflector includes a first air duct connected between a first side of the light source and an air outlet of the fan, a second air duct connected between a second side of the light source and the air outlet of the fan, and a first airflow control assembly controlling the first air duct in a communicating state or a non-communicating state and having a first control shaft and a first airflow passing portion rotating about the first control shaft. The first control shaft is inclined to the optical axis so that a first angle is formed therebetween. The first angle is between 0 and 90 degrees.

Growing community of inventors

Hsin-Chu, Taiwan

Wei-Min Chien