Patents by Inventor Wei-Hua Lu
Wei-Hua Lu 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).
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Publication number: 20230372740Abstract: A neutron-capture therapy system includes a charged particle beam generation unit, a beam transmission unit and a neutron beam generation unit. The charged particle beam generation unit includes an ion source and an accelerator. The accelerator accelerates charged particles generated by the ion source, so as to obtain a charged particle beam of the required energy. The neutron beam generation unit includes a target, a beam shaping body and a collimator. The charged particle beam irradiates onto the target through the beam transmission unit to generate neutrons, which sequentially pass through the beam shaping body and the collimator to form a neutron beam for therapy. The neutron-capture therapy system is accommodated in a concrete building including an irradiation room, an accelerator chamber and a beam transmission chamber. The neutron beam generation unit is at least partially accommodated in a partition wall of the irradiation chamber and the beam transmission chamber.Type: ApplicationFiled: August 4, 2023Publication date: November 23, 2023Inventors: Yuan-Hao LIU, Wei-Hua LU, Qiu=Ping GONG, Hao-lei XU
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Patent number: 11682650Abstract: A heat assisted flip chip bonding apparatus includes a semiconductor assembly having a substrate and a chip, a heating source and a press and cover assembly having a cover element and press elements. The chip is disposed above the substrate and includes conductors which contact with conductive pads on the substrate. The heating source is provided to emit a heated light which illuminates the chip via an opening of the cover element. The press elements are located between the cover element and the semiconductor assembly and each includes an elastic unit and a pressing unit. Both ends of the elastic unit are connected to the cover element and the pressing unit respectively, and the pressing unit is provided to press a back surface of the chip.Type: GrantFiled: November 23, 2021Date of Patent: June 20, 2023Assignee: National Pingtung University of Science and TechnologyInventor: Wei-Hua Lu
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Publication number: 20220384383Abstract: A heat assisted flip chip bonding apparatus includes a semiconductor assembly having a substrate and a chip, a heating source and a press and cover assembly having a cover element and press elements. The chip is disposed above the substrate and includes conductors which contact with conductive pads on the substrate. The heating source is provided to emit a heated light which illuminates the chip via an opening of the cover element. The press elements are located between the cover element and the semiconductor assembly and each includes an elastic unit and a pressing unit. Both ends of the elastic unit are connected to the cover element and the pressing unit respectively, and the pressing unit is provided to press a back surface of the chip.Type: ApplicationFiled: November 23, 2021Publication date: December 1, 2022Inventor: Wei-Hua Lu
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Patent number: 11266859Abstract: A neutron capture therapy system, including a beam shaping assembly and a vacuum tube. The beam shaping assembly includes a beam entrance, an accommodating cavity accommodating the vacuum tube, a moderator adjacent to an end of the accommodating cavity, a reflector surrounding the moderator, a radiation shield disposed in the beam shaping assembly, and a beam exit. A target is disposed at an end of the vacuum tube, nuclear reactions occur between the target and a charged particle beam entering through the beam entrance to generate neutrons. The moderator moderates the neutrons, the reflector guides deflected neutrons back to the moderator. The moderator at least includes two cylindrical moderating members with different outer diameters respectively, the moderator has a first end close to the beam entrance and a second end close to the beam exit, and the target is accommodated between the first end and the second end.Type: GrantFiled: May 21, 2020Date of Patent: March 8, 2022Assignee: NEUBORON MEDTECH LTD.Inventors: Yuan-hao Liu, Wei-Hua Lu
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Publication number: 20200282238Abstract: A neutron capture therapy system, including a beam shaping assembly and a vacuum tube. The beam shaping assembly includes a beam entrance, an accommodating cavity accommodating the vacuum tube, a moderator adjacent to an end of the accommodating cavity, a reflector surrounding the moderator, a radiation shield disposed in the beam shaping assembly, and a beam exit. A target is disposed at an end of the vacuum tube, nuclear reactions occur between the target and a charged particle beam entering through the beam entrance to generate neutrons. The moderator moderates the neutrons, the reflector guides deflected neutrons back to the moderator. The moderator at least includes two cylindrical moderating members with different outer diameters respectively, the moderator has a first end close to the beam entrance and a second end close to the beam exit, and the target is accommodated between the first end and the second end.Type: ApplicationFiled: May 21, 2020Publication date: September 10, 2020Inventors: Yuan-hao Liu, Wei-hua Lu
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Patent number: 10070870Abstract: A medical drill bit comprises an accommodating slot disposed concavely on a main body of the medical drill bit, a separate board disposed in the accommodating slot to separate the accommodating slot into a first slot and a second slot, and a lid engaging with the separate board and covering the accommodating slot. The lid and the separate board do not rotate with the main body when the main body in rotation. The accommodating uses to fill with cooling liquid which able to be pumped out from the accommodating slot, and fresh cooling liquid is able to inject into the accommodating slot for cooling the drill bit in rotation.Type: GrantFiled: May 9, 2016Date of Patent: September 11, 2018Assignee: NATIONAL PINGTUNG UNIVERSITY OF SCIENCE & TECHNOLOGYInventors: Wei-Hua Lu, Yung-Chuan Chen
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Publication number: 20170319218Abstract: A medical drill bit comprises an accommodating slot disposed concavely on a main body of the medical drill bit, a separate board disposed in the accommodating slot to separate the accommodating slot into a first slot and a second slot, and a lid engaging with the separate board and covering the accommodating slot. The lid and the separate board do not rotate with the main body when the main body in rotation. The accommodating uses to fill with cooling liquid which able to be pumped out from the accommodating slot, and fresh cooling liquid is able to inject into the accommodating slot for cooling the drill bit in rotation.Type: ApplicationFiled: May 9, 2016Publication date: November 9, 2017Inventors: Wei-Hua Lu, Yung-Chuan Chen
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Publication number: 20170012145Abstract: A method for roughening silicon substrate surface includes providing a silicon substrate having a waiting-for-etching surface, the waiting-for-etching surface has a plurality of first and second areas; forming a plurality of covering bumps on the first areas, and a gap is formed between each of the covering bumps and each of the first areas; and etching the waiting-for-etching solution by a anisotropic etching solution. The anisotropic etching solution permeates into each of the first areas through the gap to lead the etching time of the first areas is shorter than that of the second areas, so the waiting-for-etching surface becomes a undulate surface having a plurality of undulate structures because the etching depth of the first areas is smaller than that of the second areas.Type: ApplicationFiled: June 7, 2016Publication date: January 12, 2017Inventor: Wei-Hua Lu
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Patent number: 9437438Abstract: An electroless plating process includes providing a semiconductor substrate which has a substrate and a copper pillar disposed on the substrate; providing a tin-silver plating solution includes 0.1-50 wt % tin and 1×105-2 wt % silver; and performing a reduction reaction, wherein the semiconductor substrate is disposed in the tin-silver plating solution for making tin and silver of the tin-silver plating solution deposit jointly on the copper pillar surface to form a tin-silver co-deposition layer. The tin-silver co-deposition layer is able to enhance the coupling strength between the copper pillar of the semiconductor substrate and the other semiconductor substrate and is also able to reduce the time and cost of the process performing tin-plating and silver-plating separately.Type: GrantFiled: July 13, 2015Date of Patent: September 6, 2016Assignee: NATIONAL PINGTUNG UNIVERSITY OF SCIENCE & TECHNOLOGYInventor: Wei-Hua Lu
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Publication number: 20160133471Abstract: An electroless plating process includes providing a semiconductor substrate which has a substrate and a copper pillar disposed on the substrate; providing a tin-silver plating solution includes 0.1-50 wt % tin and 1×105-2 wt % silver; and performing a reduction reaction, wherein the semiconductor substrate is disposed in the tin-silver plating solution for making tin and silver of the tin-silver plating solution deposit jointly on the copper pillar surface to form a tin-silver co-deposition layer. The tin-silver co-deposition layer is able to enhance the coupling strength between the copper pillar of the semiconductor substrate and the other semiconductor substrate and is also able to reduce the time and cost of the process performing tin-plating and silver-plating separately.Type: ApplicationFiled: July 13, 2015Publication date: May 12, 2016Inventor: Wei-Hua Lu
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Patent number: 8944319Abstract: An IC card comprises a card body, a power-signal receiving unit, an electro-phoretic display, a driving circuit, a rechargeable battery and a power management unit. The driving circuit is electrically coupled to the power-signal receiving unit and the electro-phoretic display for receiving the updating information from the power-signal receiving unit and driving the electro-phoretic display according to the updating information. The power management unit is coupled to the rechargeable battery for managing charging process of the rechargeable battery.Type: GrantFiled: January 3, 2013Date of Patent: February 3, 2015Inventors: Chih-Kuei Hu, Wei-Ting Liu, Wei-Hua Lu
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Publication number: 20140313023Abstract: A vehicle safety system includes a sensing unit arranged on a master vehicle for detecting the occurrence of a predefined event and an active protection unit for triggering a protection function of a slave vehicle. A wireless signal transmitting unit is arranged on the master vehicle for transmitting a wireless signal to the slave vehicle when the predefined event is detected. A wireless signal receiving unit is arranged on the slave vehicle for receiving the wireless signal from the master vehicle. The active protection unit triggers the protection function of the slave vehicle after receiving the wireless signal.Type: ApplicationFiled: March 15, 2013Publication date: October 23, 2014Inventors: Chih-Kuei Hu, Wei-Ting Liu, Wei-Hua Lu
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Publication number: 20140306646Abstract: The present invention discloses a portable device with a wireless power charger. The portable device can operate its normal function and provide wireless power to the other device at the same time. The present invention further discloses a portable device with a wireless power charger and a display which displays proposed direction or power related information. The present invention further discloses a portable device with a wireless power receiver and a display which displays proposed direction, power related information or positions of wireless power receiver and wireless power charger.Type: ApplicationFiled: March 16, 2013Publication date: October 16, 2014Inventors: Wei-Ting Liu, Wei-Hua Lu, Chih-Kuei Hu
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Patent number: 8830069Abstract: A patient bed with a multimedia system is disclosed. A patient can access a net work through the multimedia system, and to join a net meeting to chat with other patients. The multimedia system can also provide a consolidated platform of medical information for a doctor or a nurse. An input device of the patient bed may have a touch pad, which allows the patient to control the position of patient support through finger gesture.Type: GrantFiled: March 15, 2013Date of Patent: September 9, 2014Inventors: Wei-Ting Liu, Wei-Hua Lu, Chih-Kuei Hu
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Publication number: 20140057663Abstract: A portable device comprises a memory and a wireless signal receiver. The memory is used for storing a first internal setting and a second internal setting, wherein the first internal setting is capable of being determined by users, and the second internal setting is reserved and unchangeable. The wireless signal receiver is used for receiving a predetermined setting signal corresponding to the second internal setting. The portable device switches from the first state into the second state according to the second internal setting after the wireless signal receiver receives the predetermined setting signal.Type: ApplicationFiled: August 26, 2012Publication date: February 27, 2014Inventors: Wei-Ting Liu, Wei-Hua Lu
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Publication number: 20140015822Abstract: An IC card comprises a card body, a power-signal receiving unit, an electro-phoretic display, a driving circuit, a rechargeable battery and a power management unit. The driving circuit is electrically coupled to the power-signal receiving unit and the electro-phoretic display for receiving the updating information from the power-signal receiving unit and driving the electro-phoretic display according to the updating information. The power management unit is coupled to the rechargeable battery for managing charging process of the rechargeable battery.Type: ApplicationFiled: January 3, 2013Publication date: January 16, 2014Inventors: Chih-Kuei Hu, Wei-Ting Liu, Wei-Hua Lu
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Publication number: 20130205502Abstract: A patient bed with a multimedia system is disclosed. A patient can access a net work through the multimedia system, and to join a net meeting to chat with other patients. The multimedia system can also provide a consolidated platform of medical information for a doctor or a nurse. An input device of the patient bed may have a touch pad, which allows the patient to control the position of patient support through finger gesture.Type: ApplicationFiled: March 15, 2013Publication date: August 15, 2013Inventors: Wei-Ting Liu, Wei-Hua Lu, Chih-Kuei Hu
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Publication number: 20130201622Abstract: The present invention discloses a flash drive, including a first USB plug for receiving and transmitting data between a host and the flash drive; a second USB plug for receiving and transmitting data between a host and the flash drive; a flash memory for storing data; and a controller for receiving and transmitting data through the first USB plug or the second USB plug, and storing data to the flash memory or retrieving data from the flash memory; wherein the first USB plug is Type A USB interface plug for USB 1.x/2.0 or Standard A USB interface plug for USB 3.0.Type: ApplicationFiled: February 3, 2012Publication date: August 8, 2013Inventors: WEI-TING LIU, WEI-HUA LU, CHIH-KUEI HU
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Patent number: 8421635Abstract: A patient bed with a multimedia system is disclosed. A patient can access a net work through the multimedia system, and to join a net meeting to chat with other patients. The multimedia system can also provide a consolidated platform of medical information for a doctor or a nurse. An input device of the patient bed may have a touch pad, which allows the patient to control the position of patient support through finger gesture.Type: GrantFiled: December 10, 2009Date of Patent: April 16, 2013Inventors: Wei-Ting Liu, Wei-Hua Lu, Chih-Kuei Hu
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Patent number: 8414552Abstract: A pressure bandage includes a banding porting, at least one infiltration and at least one fixing member. The banding portion includes at least one recession formed in one side of the banding portion, at least one tube having first and second ends, and at least one check valve mounted in the second end of the tube. The first end of the tube is connected to the recession. The infiltration is coupled on the inner surface of the recession of the banding portion. The fixing member fixes the banding portion to a treatment part.Type: GrantFiled: June 15, 2010Date of Patent: April 9, 2013Assignee: National Pingtung University of Science & TechnologyInventors: Wei-Hua Lu, Yung-Chuan Chen, Ting-Lung Chiang