Patents by Inventor Chih-Ming Chang
Chih-Ming Chang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Patent number: 8190021Abstract: The present invention discloses a smart phone with a lens comprising a main body, a circuit board, a lens module, a speaker module and a flash module. The main body includes a rear casing having a circuit board mount formed at a lower portion of an inner surface of the rear casing, a lens mount formed at a position adjacent to an upper side of the circuit board mount and attached onto a lateral edge of the rear casing, and a speaker mount formed at an upper edge of the inner surface of the rear casing corresponding to another lateral edge of the rear casing. The circuit board is mounted in the circuit board mount. The lens module is mounted in the lens mount. The speaker module is mounted in the speaker mount. The flash module is mounted between the lens module and the upper edge of the rear casing.Type: GrantFiled: January 10, 2011Date of Patent: May 29, 2012Assignee: Altek CorporationInventors: Szu-Wei Wang, Chih-Ming Chang, Chin-Hsu Lai
-
Publication number: 20120121406Abstract: A series-connected fan frame module includes a plurality of frames, an engaging assembly and an anti-rotation assembly. The frames are arranged in series. The engaging assembly is arranged on each of the frames to couple the frames in series. The anti-rotation assembly is arranged on each of the frames and comprises at least one position-fixing member and at least one blocking member arranged on portions of adjacent two of the frames where the adjacent two of the frames are coupled together. The at least one position-fixing member is engaged with the at least one blocking member to prevent the relative radial rotation between the adjacent two of the frames.Type: ApplicationFiled: January 13, 2011Publication date: May 17, 2012Inventors: Zhe-Hao Wu, Chih-Ming Chang
-
Publication number: 20120119996Abstract: A key structure and a capacitive sensing device using the same are provided. The key structure is disposed on the capacitive sensing panel. The key structure comprises a pressing portion and a support portion. The pressing portion has a pressing surface and a conductive surface opposite to the pressing surface. The pressing surface is connected to the conductive surface, which faces the capacitive sensing panel. The support portion is connected to the pressing portion. When the pressing portion is pressed, the conductive surface of the pressing portion is close to or touches the capacitive sensing panel.Type: ApplicationFiled: November 16, 2011Publication date: May 17, 2012Applicant: QISDA CORPORATIONInventors: Wen-Yen Wu, Chih-Ming Chang
-
Patent number: 8179354Abstract: A liquid crystal display panel including a first substrate, a second substrate, scan lines, data lines, pixel unit sets, and a liquid crystal layer is provided. The scan lines, data lines, and pixel unit sets are disposed on the first substrate. A first gap is formed between two adjacent pixel unit sets. Each of the pixel unit sets includes pixel units, and a second main space is formed between two adjacent pixel units. Each of the pixel units includes an active device electrically connected to a scan line and a data line, and a transparent pixel electrode has slits and electrically connected to the active device. The width of the first gap is greater than that of the second gap.Type: GrantFiled: September 2, 2008Date of Patent: May 15, 2012Assignee: Au Optronics CorporationInventors: Ying-Ru Chen, Ching-Huan Lin, Chih-Ming Chang
-
Patent number: 8169229Abstract: An active device array includes a plurality of scan lines, a plurality of data lines, a plurality of pixel structures, a first testing circuit, a second testing circuit, a third testing circuit and a fourth testing circuit. Each of the pixel structures is connected to one of the scan lines and one of the data lines. The first testing circuit is electrically connected to the odd scan lines; the second testing circuit is electrically connected to the (4n+1)th scan lines wherein n is zero or a positive integer; the third testing circuit is electrically connected to the even scan lines; the fourth testing circuit is electrically connected to the (4n+2)th scan lines.Type: GrantFiled: September 3, 2010Date of Patent: May 1, 2012Assignees: Dongguan Masstop Liquid Crystal Display Co., Ltd., Wintek CorporationInventors: Chih-Chang Wang, Chih-Ming Chang, Chun-Chieh Wu
-
Publication number: 20120090879Abstract: The present invention discloses a flexible print circuit board bending method for connecting in a smart phone and a flexible print circuit board thereof. In the method, several portions of a flexible print circuit board is bend to suit multiple electronic units mounted on the front or rear casing of a smart phone. Consequently, there is only one surface of the flexible print circuit board needs to be processed to dispose connecting points, so cost of manufacturing the smart phone could be decreased. Besides, bending the flexible print circuit board to suit the electronic units could avoid space waste in the smart phone, such that helps to efficiently narrow down the scale of the smart phone.Type: ApplicationFiled: January 10, 2011Publication date: April 19, 2012Applicant: ALTEK CORPORATIONInventors: CHIN-HSU LAI, Chih-Ming Chang, Szu-Wei Wang
-
Publication number: 20120092814Abstract: An electronic device and a key supporting structure thereof are disclosed. The key supporting structure includes a main body, at least one operating key, and a supporting member. The main body includes an opening, within which the at least one operating key and a display device are located. The supporting member is located behind and corresponding to the at least one operating key for supporting the same. By providing the supporting member behind the operating key, the display device can be arranged to closely adjoin the operating key without the need of providing any frame structure between them while the electronic device can still have a structural strength satisfying product tests according to the relevant industry codes. Meanwhile, the display device can have the largest possible size on the electronic device.Type: ApplicationFiled: January 10, 2011Publication date: April 19, 2012Applicant: ALTEK CORPORATIONInventors: Chih-Ming Chang, Szu-Wei Wang, Chin-Hsu Lai
-
Publication number: 20120093494Abstract: The present invention discloses a smart phone with a lens comprising a main body, a circuit board, a lens module, a speaker module and a flash module. The main body includes a rear casing having a circuit board mount formed at a lower portion of an inner surface of the rear casing, a lens mount formed at a position adjacent to an upper side of the circuit board mount and attached onto a lateral edge of the rear casing, and a speaker mount formed at an upper edge of the inner surface of the rear casing corresponding to another lateral edge of the rear casing. The circuit board is mounted in the circuit board mount. The lens module is mounted in the lens mount. The speaker module is mounted in the speaker mount. The flash module is mounted between the lens module and the upper edge of the rear casing.Type: ApplicationFiled: January 10, 2011Publication date: April 19, 2012Applicant: ALTEK CORPORATIONInventors: Szu-Wei Wang, Chih-Ming Chang, Chin-Hsu Lai
-
Patent number: 8154660Abstract: A method of controlling a display device selectively displaying one of a first signal received from a first signal source and a second signal received from a second signal source is provided. The method includes the steps of: displaying the second signal; detecting whether the first signal is received; and displaying the first signal when the first signal is received by the display device.Type: GrantFiled: July 3, 2007Date of Patent: April 10, 2012Assignee: AU Optronics CorporationInventors: Chih-Ming Chang, Sheng-Ke Lin, Yen-Lung Lin
-
Patent number: 8115896Abstract: A liquid crystal display including an active device array substrate, an opposite substrate disposed above the active device array substrate and a liquid crystal layer disposed between the active device array substrate and the opposite substrate is provided. The active device array substrate has a plurality of signal lines, a plurality of active devices electrically connected with corresponding signal lines, a plurality of pixel electrodes electrically connected with corresponding active devices, and an auxiliary electrode. The auxiliary electrode is disposed between the pixel electrodes. Besides, the opposite substrate has a common electrode. The voltage difference applied between the common electrode and the pixel electrode is smaller than that applied between the auxiliary electrode and the pixel electrode. Additionally, a driving method for the above-mentioned liquid crystal display is also provided.Type: GrantFiled: April 3, 2007Date of Patent: February 14, 2012Assignee: Au Optronics CorporationInventors: Sung-Kao Liu, Ching-Huan Lin, Chih-Ming Chang
-
Patent number: 8091221Abstract: A method of fabricating a circuit board includes the following steps. First, a patterned metal board is provided. The patterned metal board includes a patterned circuit having at least a pad. Next, a dielectric layer is formed on the patterned metal board to cover the patterned circuit. Thereafter, a processing treatment is preformed on a surface of the patterned metal board in which the surface is opposite to the patterned circuit, such that at least a conductive joint column disposed on the pad and a circuit layer having the patterned circuit are formed. Afterwards, a solder mask layer is formed on the dielectric layer to cover the circuit layer, such that the solder mask layer is in contact with the conductive joint column, the conductive joint column passes through the solder mask layer, and a height of the conductive joint column exceeds a thickness of the solder mask layer.Type: GrantFiled: January 13, 2009Date of Patent: January 10, 2012Assignee: Unimicron Technology Corp.Inventors: Shao-Chien Lee, Chih-Ming Chang
-
Patent number: 8085354Abstract: A pixel structure is disclosed. The pixel structure is suitable to be disposed on a substrate and includes a first pixel electrode, a second pixel electrode and a top gate TFT. The first pixel electrode and the second pixel electrode are disposed over the substrate, wherein the first pixel electrode and the second pixel electrode are separated from each other. The top gate TFT is disposed between the substrate and the first pixel electrode and includes a patterned semiconductor layer and a gate.Type: GrantFiled: February 10, 2009Date of Patent: December 27, 2011Assignee: Au Optronics CorporationInventors: Cheng Lo, Shih-Chyuan Fan Jiang, Ching-Sheng Cheng, Ching-Huan Lin, Chih-Jen Hu, Chih-Ming Chang
-
Publication number: 20110254824Abstract: An electronic device includes a liquid crystal display (LCD) screen, an electronic paper display (EPD) screen, storage, a switch module, and a CPU. The LCD screen is configured to display a primary user interface when the electronic device powers on. The EPD screen is configured to display predefined content stored in the storage set when the electronic device powers off. The switch module is configured to power the electronic device on or off in response to user input, and generate a corresponding control signal. The CPU is configured to register the control signal send by the switch module. When the control signal is the power off signal, the CPU directs the EPD screen to display the predefined content.Type: ApplicationFiled: November 24, 2010Publication date: October 20, 2011Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: PING-YANG CHUANG, CHIH-MING CHANG
-
Publication number: 20110242452Abstract: A transflective LCD device includes an array substrate and a color filter. The substrate includes a plurality gate lines, a plurality of common lines, and a plurality of data lines substantially crossing the gate lines to define a plurality of sub-pixel regions. Each sub-pixel region has a reflective area and a transmissive area. Two of the reflective area of two adjacent sub-pixel regions in the same column are juxtaposed to each other. The color filter has a plurality of sub-pixel regions respectively aligned with the sub-pixel regions of the array substrate. The color filter includes an insulating layer disposed on the reflective area of a respective sub-pixel region. An LC layer is disposed between the array substrate and the color filter.Type: ApplicationFiled: June 10, 2011Publication date: October 6, 2011Inventors: Ching-Sheng CHENG, Li-Ping Liu, Shih-Chyuan Fan Jiang, Chih-Chun Pei, Chih-Jen Hu, Ching-Huan Lin, Chih-Ming Chang
-
Patent number: 8026541Abstract: A liquid crystal display (LCD) panel is provided. The LCD panel includes an active device array substrate, an opposite substrate, and a liquid crystal layer. The active device array substrate includes a plurality of pixel units, and each of the pixel units has a reflective area and a transmissive area. The opposite substrate is disposed above the active device array substrate and has a plurality of first alignment protrusions corresponding to the reflective area and a plurality of second alignment protrusions corresponding to the transmissive area. The first and the second alignment protrusions are positioned between the opposite substrate and the active device array substrate. Additionally, a height of the first alignment protrusions is greater than a height of the second alignment protrusions. The liquid crystal layer is disposed between the opposite substrate and the active device array substrate. The LCD panel has a high aperture ratio.Type: GrantFiled: July 20, 2007Date of Patent: September 27, 2011Assignee: Au Optronics CorporationInventors: Shih-Chyuan Fan Jiang, Ching-Huan Lin, Chih-Ming Chang
-
Patent number: 8023078Abstract: A transflective LCD device includes an array substrate and a color filter. The substrate includes a plurality gate lines, a plurality of common lines, and a plurality of data lines substantially crossing the gate lines to define a plurality of sub-pixel regions. Each sub-pixel region has a reflective area and a transmissive area. Two of the reflective area of two adjacent sub-pixel regions in the same column are juxtaposed to each other. The color filter has a plurality of sub-pixel regions respectively aligned with the sub-pixel regions of the array substrate. The color filter includes an insulating layer disposed on the reflective area of a respective sub-pixel region. An LC layer is disposed between the array substrate and the color filter.Type: GrantFiled: July 29, 2008Date of Patent: September 20, 2011Assignee: Au Optronics Corp.Inventors: Ching-Sheng Cheng, Li-Ping Liu, Shih-Chyuan Fan Jiang, Chih-Chun Pei, Chih-Jen Hu, Ching-Huan Lin, Chih-Ming Chang
-
Patent number: 8018567Abstract: A liquid crystal display panel comprises a color filter substrate, a thin film transistor array substrate, and a liquid crystal layer sealed between the two substrates. The color filter substrate has a plurality of first spacers and a plurality of second spacers thereon. The thin film transistor array substrate has a plurality of recesses for containing the second spacers. The ratio of the number of the second spacers to the number of the first spacers is between about 10 and about 90.Type: GrantFiled: February 2, 2010Date of Patent: September 13, 2011Assignee: Au Optronics CorporationInventors: Mu-Jen Su, Jung-Hsiang Lin, Chih-Ming Chang, Ching-Yu Tsai, Shih-Chia Hsu
-
Publication number: 20110217483Abstract: An optical compensation film includes an optical film and a retardation film. The optical film provides a plate retardation in the direction of thickness (Rth), while the retardation film is disposed on the optical film. The retardation film includes first retarders and second retarders, wherein the first retarders are disposed on at least partial areas of the optical film and provide a first planar retardation (Ro1); the second retarders are disposed on partial areas of the optical film but outside the first retarders and provide a second planar retardation (Ro2) and the first planar retardation (Ro1) is different from the second planar retardation (Ro2). The above-mentioned optical compensation film is capable of compensating the displays for different display areas in a liquid crystal display panel. In addition, the present invention also provides a fabricating method of optical compensation film.Type: ApplicationFiled: May 17, 2011Publication date: September 8, 2011Applicant: AU OPTRONICS CORPORATIONInventors: Yue-Shih Jeng, Zeng-De Chen, Kuan-Yi Hsu, Chih-Ming Chang, Feng-Yuan Gan
-
Patent number: 8004639Abstract: An LCD panel includes a first substrate, a second substrate, alignment protrusions and a liquid crystal layer between the first substrate and the second substrate. The first substrate includes pixel units arranged in an array. Each of the pixel units has at least one reflection area and one transmittance area. The first substrate has concaves in the reflection areas. The second substrate is above the first substrate. The first substrate or the second substrate has at least one padding layer in the reflection area. The alignment protrusions having approximately the same height are disposed on the second substrate and located in centers of each of the reflections and the transmittance areas. In the reflection area, a group of the alignment protrusions are in the concaves to keep a gap from the first substrate. The other group of the alignment protrusions outside of the concaves contact with the first substrate directly.Type: GrantFiled: December 23, 2010Date of Patent: August 23, 2011Assignee: Au Optronics CorporationInventors: Shih-Chyuan Fan Jiang, Ching-Huan Lin, Chih-Ming Chang
-
Patent number: 7973890Abstract: An optical compensation film includes an optical film and a retardation film. The optical film provides a plate retardation in the direction of thickness (Rth), while the retardation film is disposed on the optical film. The retardation film includes first retarders and second retarders, wherein the first retarders are disposed on at least partial areas of the optical film and provide a first planar retardation (Ro1); the second retarders are disposed on partial areas of the optical film but outside the first retarders and provide a second planar retardation (Ro2) and the first planar retardation (Ro1) is different from the second planar retardation (Ro2). The above-mentioned optical compensation film is capable of compensating the displays for different display areas in a liquid crystal display panel. In addition, the present invention also provides a fabricating method of optical compensation film.Type: GrantFiled: August 19, 2007Date of Patent: July 5, 2011Assignee: Au Optronics CorporationInventors: Yue-Shih Jeng, Zeng-De Chen, Kuan-Yi Hsu, Chih-Ming Chang, Feng-Yuan Gan