Patents Assigned to Benq Corporation
  • Publication number: 20080043412
    Abstract: A variable revolving position device capable of facilitating revolving as well as providing a stable support for the display device at the same time. The variable revolving position device comprises a base, a revolving axle and a normal force providing device. The base includes a housing and a bottom, and the revolving axle includes a load bearing end and a friction block, wherein the housing has at least a first friction surface set correspondingly against a second friction surface formed in the upper surface of the friction block. The friction block is disposed in the housing, and is capable of moving along the axis up and down as well as revolving variably. The normal force providing device is disposed between the friction block and the bottom, where the normal force providing device provides a normal force pushing the friction block upwardly along the axis so that the second friction surface contacts the first friction surface.
    Type: Application
    Filed: August 9, 2007
    Publication date: February 21, 2008
    Applicant: BENQ CORPORATION
    Inventors: Chin Fu Chiang, Chih-Kang Peng
  • Publication number: 20080043411
    Abstract: A pivot support device and a display apparatus supported thereon are provided. The display apparatus includes a housing, a base plate, a support member, and a cover. The housing includes a back plate having an opening on it. The base plate is fixed within the opening. The support member has a pivot end being rotatably coupled to the base plate. The cover is disposed on the pivot end of the support member and moves in connection with the pivot end. The pivot end has a first positioning device while the cover has a second positioning device. The first positioning device engages with the second positioning device to restrict a relative rotation between the cover and the pivot end of the support member. The base plate has a first guidance member while the cover has a second guidance member, and both first and second guidance members are in an arc distribution.
    Type: Application
    Filed: May 31, 2007
    Publication date: February 21, 2008
    Applicant: BENQ CORPORATION
    Inventors: Ting-Hui Chih, Wen-Ching Hsieh
  • Publication number: 20080041968
    Abstract: A holder for a data storage card in a predetermined position of a mobile phone includes a main body, a joining portion disposed at one end of the main body and joined to the mobile phone, a clamping portion disposed on the main body and clamping the data storage card, and a flexible portion disposed on the main body and positioned between the joining portion and the clamping portion. When the flexible portion is bent, the clamping portion moves the data storage card from the predetermined position, and the flexible portion is further bent to release the data storage card from the clamping portion.
    Type: Application
    Filed: August 7, 2007
    Publication date: February 21, 2008
    Applicant: BENQ CORPORATION
    Inventors: Jiming Chen, Tao Liu
  • Publication number: 20080043216
    Abstract: A film holder and a film scan module using the same and a multi-functional peripheral using the same are provided. The film holder is used in a multi-functional peripheral for fixing at least a film. The multi-functional peripheral comprises a cap body and a main body assembled thereon. The film holder comprises a board and a clip portion. The board is movably disposed on the undersurface of the cap body. The clip portion is disposed on the board for fixing the film. The film can be disposed on the board that is fixed on the undersurface of the cap body. When the cap body covers the main body, the cap body is against the board for pressing and making the film spread on the main body.
    Type: Application
    Filed: August 16, 2007
    Publication date: February 21, 2008
    Applicant: BENQ CORPORATION
    Inventor: Ying-Qi Zhu
  • Publication number: 20080042332
    Abstract: Flat displays are provided. A flat display comprises a frame, a panel module disposed in the frame, and a shock absorber disposed between the frame and the panel module. The shock absorber comprises a first flexible component, a second flexible component and a space formed therebetween. When external force is exerted on the frame, the first flexible component, the second flexible component and the space are deformed to absorb shock and protect the panel module.
    Type: Application
    Filed: August 15, 2007
    Publication date: February 21, 2008
    Applicant: BENQ CORPORATION
    Inventor: Hua Chung Tseng
  • Patent number: 7333547
    Abstract: Dynamic quantization methods and dynamic quantizers for quantizing soft outputs of an equalizer according to the channel condition in order to alleviate the computational load on a soft decision decoder. The dynamic quantizer assigns only a few bits to represent the equalized signals when the channel condition is good, thus reducing computational burden on the soft decision decoder.
    Type: Grant
    Filed: July 14, 2004
    Date of Patent: February 19, 2008
    Assignee: Benq Corporation
    Inventors: Yi-Yuan Tsai, Hung-Yi Chen
  • Patent number: 7334244
    Abstract: A flexible flat cable and a disk drive using the same are provided. The flexible flat cable is configured to suppress an electromagnetic interference (EMI) generated by a signal transmitted by it. The flexible flat cable includes a main body and a metal layer. The metal layer is disposed on the main body along the direction the signal is transmitted. The width of the metal layer along the direction, perpendicular to the direction the signal being transmitted, is smaller than the width of the main body.
    Type: Grant
    Filed: October 19, 2004
    Date of Patent: February 19, 2008
    Assignee: Benq Corporation
    Inventors: Ching-Yi Wang, Chi-Cheng Lin
  • Patent number: 7333671
    Abstract: A method for processing an image to increase sharpness of the image without changing hue characteristics. The method includes performing a transformation process to transform an original image signal into CIE XYZ colorimetric channels, forming a luminance channel Y, applying a filter on the luminance channel Y to obtain a processed luminance channel Y?, computing processed colorimetric channels X? and Z? based on the processed luminance channel Y?, and performing an inverse transformation process to transform the processed colorimetric channels X?Y?Z? into a processed image signal.
    Type: Grant
    Filed: September 30, 2003
    Date of Patent: February 19, 2008
    Assignee: BenQ Corporation
    Inventor: Hui-Jan Chien
  • Publication number: 20080040100
    Abstract: A playback apparatus, a playback method and a computer-readable medium are provided. The playback method includes the following steps. Firstly, real-time information including voice real-time information is received. Next, whether the real-time information is a first kind or a second kind is determined according to the voice sample and the speech characteristics of the voice real-time information. Lastly, when the real-time information is changed to the second kind from the first kind or is changed to the first kind from the second kind, a mark is generated correspondingly.
    Type: Application
    Filed: April 12, 2007
    Publication date: February 14, 2008
    Applicant: BENQ CORPORATION
    Inventor: Chang-Hung Lee
  • Publication number: 20080036978
    Abstract: A projecting apparatus includes a power, a lamp, and a thermal controlling module. The lamp is energized from the power. The thermal controlling module includes a blower, an air duct, and a thermal break. The blower and an air duct, which connects the lamp and the blower, are for making and directing airflow through the lamp. The thermal break is electrically connected to the power and the lamp, and is disposed on the air duct and positioned adjacent the lamp. When the temperature in the projecting apparatus exceeds a predetermined value, the thermal break becomes a turnoff so as to allow the projecting apparatus to be shut off.
    Type: Application
    Filed: August 9, 2006
    Publication date: February 14, 2008
    Applicant: BENQ CORPORATION
    Inventors: Tzu-Huan Hsu, Chien-Ming Lee, Tsung-Hsun Wu
  • Publication number: 20080036716
    Abstract: A display including a base, a panel and a regulating device is disclosed. The regulating device disposed between the base and the panel comprises a first element and a second element. The first element comprises a first positioning region. The second element connected to the panel and disposed on the first element to be movably switched between a first position and a second position, comprises a second positioning region detachably disposed in the first positioning region of the first element. When the second element is positioned in the first position, the second positioning region of the second element is positioned in the first positioning region of the first element; when the second element is moved to the second position from the first position, the second positioning region of the second element is positioned in the first positioning region of the first element, wherein a distance is formed between the first and second positions.
    Type: Application
    Filed: July 30, 2007
    Publication date: February 14, 2008
    Applicant: BENQ CORPORATION
    Inventors: Ting Hui Chih, Li De He
  • Publication number: 20080038050
    Abstract: Rotary mechanisms are provided. A rotary mechanism comprises a first member, a second member rotatable with respect to the first member along a first axis, and a first washer fixed to the first member. The first washer comprises a plurality of protrusions projecting toward the second member. The second washer is fixed to the second member and comprises a plurality of sliding surfaces, a plurality of depressions respectively disposed between the sliding surfaces, and a plurality of openings formed on the sliding surfaces. The protrusions are joined in the openings when the second member rotates to an angle with respect to the first member.
    Type: Application
    Filed: April 12, 2007
    Publication date: February 14, 2008
    Applicant: BENQ CORPORATION
    Inventors: Chien Chen, Hsin Lin, Chia Lin, Wen Wang
  • Publication number: 20080036896
    Abstract: A projecting accommodating device used in an electronic device having a display monitor is provided. The accommodating device includes a shell body and a lens. The shell body has a cavity for receiving the electronic device, and the lens is disposed on the shell body. When the electronic device is disposed within the cavity and the display monitor faces the lens, an image displayed on the display monitor can be projected out through the lens.
    Type: Application
    Filed: August 10, 2007
    Publication date: February 14, 2008
    Applicant: BENQ CORPORATION
    Inventor: Chiou-Lin Chung
  • Patent number: 7330100
    Abstract: A wireless communications device includes a communication circuit for receiving a message signal having a text message via radio transmission; a storage device having a plurality of image data stored therein; a selecting module for selecting an image datum from the plurality of image data; a combining module for combining the selected image datum with the text message to generate combined data; and a display panel for displaying the combined data. If the selected image datum indicates a predefined text display area, the combining module positions the text message in the predefined text display area of the selected image datum.
    Type: Grant
    Filed: October 26, 2004
    Date of Patent: February 12, 2008
    Assignee: BenQ Corporation
    Inventor: Hsin-Hsien Yu
  • Publication number: 20080030141
    Abstract: Methods for cooling an illumination device are disclosed. The illumination device comprises a cathode, an anode and a cooling fan. A variation of a lamp voltage of the illumination device is first detected. The lamp voltage is the voltage difference between the cathode and the anode, and the variation of the lamp voltage is derived from comparing the lamp voltage which is detected with the lamp voltage at the first time the illumination device is used. A rotational rate of the cooling fan is then adjusted according to the variation of the lamp voltage.
    Type: Application
    Filed: July 16, 2007
    Publication date: February 7, 2008
    Applicant: BENQ CORPORATION
    Inventor: Bang-Ji Wang
  • Publication number: 20080032593
    Abstract: An eye module and a facial expression module and a display method thereof are provided. The eye module at least includes a transparent casing and an eye element. The eye element is disposed inside the transparent casing for representing a pupil of the eye module. The eye element includes a conductive liquid, a first electrode and a second electrode. The conductive liquid is for representing the pupil. The first electrode is coupled with the conductive liquid. The second electrode is electrically isolated from the first electrode and the conductive liquid. The first electrode and the second electrode generate a first voltage difference in the conductive liquid to cause the deformation, expansion or displacement of the conductive liquid. As a result, the pupil is changed accordingly.
    Type: Application
    Filed: July 31, 2007
    Publication date: February 7, 2008
    Applicant: BENQ CORPORATION
    Inventors: Chung-Cheng Chou, Wai William Wang
  • Publication number: 20080029586
    Abstract: A paper box. The paper box comprises a first sidewall, a second sidewall, a first bottom board, and a first strip. The first sidewall comprises a first side and a second side. The second side is adjacent to the first side. The second sidewall is connected with the second side and comprises a third side. The third side and the first side are arranged in a row. The first bottom board is connected with the first side. The first strip is connected with the first board. The first strip is not longer than the second side.
    Type: Application
    Filed: December 26, 2006
    Publication date: February 7, 2008
    Applicant: BENQ CORPORATION
    Inventor: Shu Ju Liao
  • Publication number: 20080032722
    Abstract: A method for receiving messages includes the following steps. First, a base station broadcasts a scheduling message, which has an updated bit in a scheduling period. Next, the base station broadcasts a plurality of broadcasting messages. Finally, a mobile station receives the scheduling message and determines to receive the broadcasting messages selectively in the scheduling period according to the updated bit.
    Type: Application
    Filed: August 6, 2007
    Publication date: February 7, 2008
    Applicant: BenQ Corporation
    Inventors: Che-Chih Chiang, Chih-Hsin Lee
  • Publication number: 20080025056
    Abstract: Power factor correction circuits are provided, in which a boosting converter comprises a switching element and an inductor, to convert a rectified voltage to a DC output voltage. An adjustment unit comprises a thermister with positive temperature coefficient, to generate an adjustment signal according to a present temperature and the DC output voltage. A control unit controls a duty cycle of the switching element according to the adjustment signal, thereby adjusting the voltage difference between the rectified voltage and the DC output voltage.
    Type: Application
    Filed: July 24, 2007
    Publication date: January 31, 2008
    Applicant: BENQ CORPORATION
    Inventor: Chuan-Chu CHEN
  • Publication number: 20080024656
    Abstract: A power supply system of a light source includes a luminance control unit, luminance adjusting unit, control circuit and voltage transformer. The luminance control unit is for receiving a turn-on signal and outputting a first luminance signal during a predetermined time period. The luminance adjusting unit is for outputting a second luminance signal according to an input of a user. The control circuit is for outputting a power control signal according to the first luminance signal and the second luminance signal. The voltage transformer is for outputting an AC voltage for driving a light source according to the power control signal. During the predetermined time period, the control circuit outputs the power control signal according to the first luminance signal and after the predetermined time period, the control circuit outputs the power control signal according to the second luminance signal.
    Type: Application
    Filed: July 27, 2007
    Publication date: January 31, 2008
    Applicant: BenQ Corporation
    Inventor: Chung-Jung Huang