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Chi-Hun

Chi-Hun Cheng, Wugu Township TW

Patent application numberDescriptionPublished
20090188657COMBINED ASSEMBLY OF FIXING BASE AND HEAT PIPE - A combined assembly of a fixing base and heat pipes includes a fixing base and at least one heat pipe. The fixing base has a plate body. The bottom surface of the plate body is formed with a transverse opening trough. The opening trough is provided with a through-hole penetrating the plate body. A longitudinal groove is provided in the opening trough at a position corresponding to that of the through-hole. One end of the longitudinal groove does not penetrate the plate body and is formed into a loose-proof section on the bottom section of the opening trough. The heat pipe has a heat-absorbing section and a heat-releasing section. The heat-releasing section penetrates to the outside of the through-hole, and the heat-absorbing section is accommodated in the opening trough. A portion of the heat-absorbing section is inserted into the longitudinal groove and stopped by the loose-proof section, and the other portion thereof is formed with a plane that is in flush with the bottom surface of the plate body. Via the above arrangement, the fixing base can be combined with the heat pipes firmly and tightly.07-30-2009

Chi-Hun Hwang, Suwon-Si KR

Patent application numberDescriptionPublished
20100007771DIGITAL PHOTOGRAPHING APPARATUS, METHOD OF CONTROLLING THE SAME, AND RECORDING MEDIUM STORING PROGRAM TO EXECUTE THE METHOD - A digital photographing apparatus is provided including a lens unit, an imaging device, and a main mirror disposed between the lens unit and the imaging device, wherein the position of the main mirror can be changed so that the main mirror either reflects at least part of light which passed through the lens unit toward a first orientation or the main mirror is not positioned on a path of the light which passed through the lens unit such that the light can be incident to the imaging device. A prism unit, a viewfinder, and an image sensor for live view are also included in the apparatus. A method of controlling the digital photographing apparatus, and a storage medium having recorded thereon a computer program for executing the method are also provided.01-14-2010
20100166418CAMERA ACCESSORY COUPLING APPARATUS - A camera accessory coupling apparatus capable of easily and quickly coupling a camera body to a camera accessory is provided. The camera accessory coupling apparatus includes a holder selectively detachable from the camera body; a locking pin, disposed in the holder, a portion of which may enter the holder or exit from the holder; an elastic member contacting the locking pin and applying an elastic force to the locking pin; and a locking lever coupled with the holder and selectively contactable with the elastic member to control the entering and exiting of the locking pin with respect to the holder.07-01-2010

Chi-Hun Hwang, Changwon-City KR

Patent application numberDescriptionPublished
20090067831Camera system and method for controlling the same - An automatic-lens-connection-type camera system, which detects insertion of a lens unit into a mount part and automatically screws a mount connector to connect the lens unit with the mount part, and a method for controlling the camera system. The camera system includes a body, a lens module mounted to be attachable to and detachable from the body, a lens module insertion part mounted on a surface of the lens module that faces the body, and a mount part for detecting insertion of the lens module into the body to mount the lens module insertion part on the body.03-12-2009

Chi-Hun Kim, Seoul KR

Patent application numberDescriptionPublished
20080207905Metallic Compound and Organic Electroluminescence Device Comprising the Same - The present invention relates to a light emitting metallic compound of Chemical Formula 1 and an organic electroluminescence device including the compound. In the Chemical Formula 1, M is selected from Ir, Pt, Rh, Re, and Os, m is 2 or 3, n is 0 or 1, the sum of m and n is 3, provided that the sum of m and n is 2 when M is Pt. X is an N or P atom, Y is S, O, or Se, and Z is SiR08-28-2008
20090306395METALLIC COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE COMPRISING THE SAME - The present invention relates to a light emitting transition metal compound of Chemical Formula 1 and an organic electroluminescence device including the compound.12-10-2009