Patents Assigned to Power Data Communications Co., Ltd.
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Publication number: 20120212942Abstract: An industrial LED lamp comprises: a housing having at least one compartment and a built-in power supply, and the built-in power supply having a first connecting portion; at least one LED lamp, disposed in the compartment, and having a second connecting portion electrically coupled to the first connecting portion for driving the LED lamp to light up; and a stand, disposed in the compartment, and having a platform at an end of the stand, and a plurality of support legs at the other end of the stand. When use, the LED lamp and the stand are removed from the housing and then connected, and the LED lamp is electrically coupled to the built-in power supply, so that the LED lamp improves the convenience of mobility, installation, use and storage and requires no external electric power for its use.Type: ApplicationFiled: January 19, 2012Publication date: August 23, 2012Applicant: POWER DATA COMMUNICATIONS CO., LTD.Inventors: CHIEN-YUAN CHEN, YI-CHING CHEN, YI-SHENG CHEN
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Publication number: 20120081000Abstract: The present invention discloses an LED encapsulation process and a shield structure made thereby. Firstly, a first encapsulation layer is provided, phosphor powder is uniformly disposed on a surface of the first encapsulation layer, and a second encapsulation layer is disposed on the phosphor powder to fully cover the first encapsulation layer so that the phosphor powder is sandwiched between the two encapsulation layers to ensure its arrangement position. Finally, the aforementioned members are heated and stamped to form one piece which is cut into a required shield shape.Type: ApplicationFiled: October 5, 2010Publication date: April 5, 2012Applicant: POWER DATA COMMUNICATIONS CO., LTD.Inventors: CHIEN-YUAN CHEN, YI-SHENG CHEN
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Patent number: 8021019Abstract: A lighting device includes a cover, a cap, a central post having opposite ends coupled to the cover and the cap respectively, and a plurality of first and second frames. The cover and the cap both form a plurality of circumferentially distributed slots opposite to each other. The first and second frames have ends respectively fit into the slots of the cover and the cap and each frame carries at least one light-emitting diode. As such, a light-emitting diode lighting device that is hollow, light-weighted, and exhibiting excellent heat dissipation is formed.Type: GrantFiled: April 29, 2009Date of Patent: September 20, 2011Assignee: Power Data Communications Co., Ltd.Inventors: Chien-Yuan Chen, Ying-Te Chuang, Yi-Sheng Chen
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Publication number: 20110169392Abstract: A light emitting diode (LED) projection lamp includes a lamp body and a plurality of LEDs. The lamp body includes an inverted conical shaped external cover, an electric contact base formed at the tip of the external cover, and a plurality of protrusions arranged on an internal wall of the external cover with a circular distribution, and each protrusion has at least one fixing surface. The LEDs are installed separately on each fixing surface, and an inclination is formed between lights emitted by the LEDs and a projection plane for reducing reflective lights, and the LEDs are electrically coupled to the electric contact base, such that heat produced by using the LEDs is conducted directly to the external cover for its dissipation to improve the heat dissipating efficiency and lifespan of the lamp, and the angular arrangement of the LEDs also improves the saturation and reflection of the light.Type: ApplicationFiled: August 30, 2010Publication date: July 14, 2011Applicant: POWER DATA COMMUNICATIONS CO., LTD.Inventors: CHIEN-YUAN CHEN, YI-SHENG CHEN, YING-TE CHUANG
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Patent number: 7869213Abstract: A heat dissipation device is provided for dissipating heat from a heat source inside a notebook computer, and includes a hood, a bottom board, a thermal insulation layer, and at least one fan. The hood and the bottom board together define a heat dissipation channel. The bottom board integrally forms a plurality of fins and pegs. The bottom board is set above the heat source. The fan is set above the bottom board to efficiently expel heat from the inside to the outside. With the plurality of fins and pegs, the heat dissipation surface area of the bottom board and the heat source is increased and the overall heat dissipation performance is enhanced.Type: GrantFiled: April 29, 2009Date of Patent: January 11, 2011Assignee: Power Data Communications Co., Ltd.Inventors: Chien-Yuan Chen, Ying-Te Chuang, Yi-Sheng Chen
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Publication number: 20100277891Abstract: A light emitting diode LED casing structure, particularly to an LED casing structure having two or more layers, includes a phosphor distributed uniformly between plastic film layers in an LED casing, such that the phosphor in the LED casing will not be drifted and sunk easily during the manufacturing process of an LED.Type: ApplicationFiled: February 23, 2010Publication date: November 4, 2010Applicant: POWER DATA COMMUNICATIONS CO., LTD.Inventors: CHIEN-YUAN CHEN, YI-SHENG CHEN
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Publication number: 20100264439Abstract: A light emitting diode (LED) package structure includes a substrate having a chip disposal area and a recession, a chip installed in the chip disposal area, a silicon connecting element installed at the recession, and a silicon lens disposed at a position corresponding to the recession and coupled to the silicon connecting element, such that the silicon connecting element in the recession can assure the silicon lens to be secured onto the substrate to prevent the silicon lens from falling out.Type: ApplicationFiled: February 25, 2010Publication date: October 21, 2010Applicant: POWER DATA COMMUNICATIONS CO., LTD.Inventors: Chien-Yuan CHEN, Yi-Sheng CHEN
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Patent number: 6919819Abstract: The present invention provides an improved sunshade board, the sunshade board comprises: a digital radio device that comprises at least one memory card socket, operate display panel, a sense display device that comprises at least one display screen, optical coupling member. The present invention decreases volume of radio device, and decreases taken room by putting digital music through memory card. And the memory card has small volume and large capacity, and is room-saving, easy-taking, and sense objects by optical coupling member, and can transfer sense results with board degree and high security to display screen disposed on sunshade board.Type: GrantFiled: February 14, 2003Date of Patent: July 19, 2005Assignee: Power Data Communication Co., Ltd.Inventor: Chien-Yuan Chen
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Publication number: 20040209648Abstract: A radio transmission memory card, and a handset transmission electronic transaction system and method using the same, wherein transaction system includes a handset, a memory card, a user identification card, a mobile base station and a transaction terminal, and between the handset, the memory card, the user identification card, the mobile base station and the transaction terminal is provided with a radio transmission circuit structure. When a handset holder proceeds a transactions at the transaction terminal, a transaction message and a confirmation message are sent by both sides, the transaction terminal and the mobile base station respectively; the transaction terminal delivers a purchased product upon receiving the confirmation message and sends a message of completed transaction upon delivery of the product; and the mobile base station sends a message to inform a payment terminal to charge the transaction amount using another radio transmission circuit structure.Type: ApplicationFiled: April 21, 2003Publication date: October 21, 2004Applicant: Power Data Communications Co., Ltd.Inventor: Chien-Yuan Chen
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Publication number: 20040199721Abstract: The multi-transmission interface memory card is characterized by the dual interface capacity of its memory control chip. The multi-transmission interface memory card is simultaneously compatible to two modes of data interfacing, it enables the easy interfacing between the computers with a number of electronic (terminal) devices or the easy interfacing between the two of many these electronics devices.Type: ApplicationFiled: March 12, 2003Publication date: October 7, 2004Applicant: Power Data Communication Co., Ltd.Inventor: Chien-Yuan Chen
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Publication number: 20040178275Abstract: The present invention provides a structure for digital cards, which comprises a digital card main body, with the following features: contacts are attached to both sides; it furthermore possesses an electronic write-protection; wherein the contacts on both sides are used to raise the transfer efficiency, while the write-protection provides for a more secure possibility to define the card as write protected or write enabled.Type: ApplicationFiled: March 12, 2003Publication date: September 16, 2004Applicant: Power Data Communication Co., Ltd.Inventor: Chien-Yuan Chen
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Publication number: 20040161952Abstract: The present invention: digital card linker, especially relates to a linker structure for digital card linking with computer, which is in shape of box; one end of the linker is open end having an open for digital card inserting into. The linker has flexible piece on the upper side and lower side relative to the position of upper and lower terminals of digital card. The digital card linker can be applied to the tradition type digital cards and can be applied to future double faces and single row of digital cards, and can increase the stability of link of linker and digital card.Type: ApplicationFiled: February 14, 2003Publication date: August 19, 2004Applicant: Power Data Communication Co., Ltd.Inventor: Chien-Yuan Chen
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Publication number: 20040160689Abstract: The present invention provides an all-purpose motor screen. The screen is a removable liquid crystal screen. The screen cooperate outer drive module having drive circuit and battery device, and by changing drive module of various drive circuit to make the screen has various purposes, and can be driven by drive screen display image.Type: ApplicationFiled: February 14, 2003Publication date: August 19, 2004Applicant: Power Data Communication Co., Ltd.Inventor: Chien-Yuan Chen