Patents by Inventor Hua Feng

Hua Feng 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: 7374312
    Abstract: The present invention provides a bottom lighting backlight module comprising: a light reflecting plate, a plurality of light sources such as lamp and LED; and a diffusion sheet; wherein said diffusion sheet has an excavated structure of shape with cross-section of an inverted triangle having a specific apex angle ranging from 110 degrees to 130 degrees. Some of the light incident on the excavated structure inside the diffusion sheet can be totally reflected and redirected sideways, so that it is possible to reduce the local brightness for area around each light source but significantly improve the evenness of brightness for the whole module.
    Type: Grant
    Filed: June 2, 2005
    Date of Patent: May 20, 2008
    Assignee: National Chiao Tung University
    Inventors: Chih-Hua Feng, Mao-Hong Lu
  • Publication number: 20070105795
    Abstract: A method is provided for making gene suppression agents to be used in eukaryotic cells by using a recombinant DNA construct containing at least one transcriptional unit compromising a transcriptional promoter, a template sequence for making a RNA molecule, and a transcriptional terminator. Mechanisms of the RNA mediated gene suppression include, but not limited to, RNA interferences (RNAi). The use of the agents as tools for biomedical research as well as medicinal products is also disclosed.
    Type: Application
    Filed: May 12, 2003
    Publication date: May 10, 2007
    Applicant: POTOMAC PHARMACEUTICALS, INC.
    Inventors: Yingxian Xiao, Xin-Hua Feng
  • Publication number: 20070061464
    Abstract: A system for providing differentiated service by using category/resource scheduling and the method thereof are provided. The system and the method are mainly used in the Internet environment, and apply computer executable programs executed at relay points or in a servo system to schedule the processes of external requests according to classified categories of and resources consumed by the external requests when the servo system receives the external requests from the Internet. The time points when individual external requests are released to the servo system to be processed are determined by the category weight corresponding to each external request, the proportion of resource consumed by each external request, and the capacity of available resources in the servo system.
    Type: Application
    Filed: May 17, 2006
    Publication date: March 15, 2007
    Inventors: Ruo-Hua Feng, Ying-Dar Lin, Ching-Ming Tien, Yuan-Cheng Lai, Tzuo-Chun Lee, Po-Wen Cheng, Shu-Fen Yang
  • Publication number: 20070055495
    Abstract: A phrase input system and a method thereof that is applicable for a handwriting input apparatus is disclosed. The phrase input system comprises a database, an input unit, an output unit, an identification unit, and a comparison unit. The database stores a collection of phrases. The input unit is used for inputting a handwriting phrase that includes at least one handwriting character. The identification unit identifies the handwriting phrase to produce an effective phrase. The comparison unit compares the effective phrase and the collection of phrases in the database in order to find an optimum phrase. The optimum phrase is displayed through the output unit. When the phrase input system is applied to the handwriting input apparatus, the recognition rate of the handwriting is improved.
    Type: Application
    Filed: September 5, 2006
    Publication date: March 8, 2007
    Applicant: INVENTEC APPLIANCES CORP.
    Inventors: David Ho, Hua-Feng Mai
  • Patent number: 7147358
    Abstract: An optical product comprised of an optical film and a protective cover has a cover removal tab attached along one edge. The cover removal tab allows the protective cover to be easily and efficiently removed from the optical film. In addition, there is no imprint of the cover removal tab on the optical film when multiple optical products are stacked or rolled up for storage, the protective cover remains the same size as the optical film, adding the cover removal tab to the optical product only requires a one punch-head converting machine, and there is minimal waste of material and time to add the cover removal tab.
    Type: Grant
    Filed: December 31, 2003
    Date of Patent: December 12, 2006
    Assignee: 3M Innovative Properties Company
    Inventors: Anthony J. Freking, Ashok Lu, John Fei, Ren Hua Feng
  • Publication number: 20060133062
    Abstract: The present invention provides a bottom lighting backlight module comprising: a light reflecting plate, a plurality of light sources such as lamp and LED; and a diffusion sheet; wherein said diffusion sheet has an excavated structure of parallel arranged tubular shape with polygon (particularly, a triangular) cross-section. Some of the light incident on the excavated structure inside the diffusion sheet can be totally reflected and redirected sideways, so that it is possible to reduce the local brightness for area around each light source but significantly improve the evenness of brightness for the whole module.
    Type: Application
    Filed: June 2, 2005
    Publication date: June 22, 2006
    Applicant: National Chiao Tung University
    Inventors: Chih-Hua Feng, Mao-Hong Lu
  • Publication number: 20050288102
    Abstract: The present invention is to provide a method of enabling a plurality of electronic devices to play an online game at the same time, which is implemented in a server and a plurality of electronic devices at a remote end of a network. Each of the electronic devices comprises a network card so that the electronic devices are able to connect to the server. In response to receiving game instructions sent from the electronic devices by the server, the server processes game data for obtaining updated data based on the game instructions, and then sends the updated data to each of the electronic devices. As such, a CPU of each of the electronic devices can receive the updated data, show a game screen on a display thereof and interactively play an online game.
    Type: Application
    Filed: June 23, 2004
    Publication date: December 29, 2005
    Applicant: Inventec Appliances Corporation
    Inventors: Tony Tsai, David Ho, Hua-Feng Mai
  • Patent number: 6883648
    Abstract: A mechanical disk brake for a bicycle is characterized in a thrust bearing included in a cam mechanism thereof to overcome the problem of a locked disk brake due to an overly large friction as frequently occurs in conventional mechanical disk brakes, and an eccentric force-application arm with an improved geometrical shape to create different arms of force that enables production of an enhanced tail braking force for the mechanical disk brake. The problem of largely reduced braking force occurs in conventional rim brakes in bad weather or in braking over a prolonged time, and the problem of self-locking frequently occurs in the conventional mechanical disk brakes.
    Type: Grant
    Filed: September 4, 2002
    Date of Patent: April 26, 2005
    Assignee: National Science Council
    Inventors: Chang-Hua Feng, Te-Sheng Tseng, Su-Hsien Liao
  • Patent number: 6823462
    Abstract: A method, network system and computer program product for establishing a server node in a virtual private network with a single tunnel definition and a single security policy for a plurality of tunnels associated with a group name. In one embodiment, a method comprises the step of configuring a group database in the server node. The group database in the server node comprises the group name and a list of members associated with the group name. The method further comprises configuring a rules database in the server node. The rules database associates the group name with a particular security policy. The method further comprises configuring a tunnel definition database in the server node. In the tunnel definition database, the remote ID is defined as the group name. In another embodiment of the present invention, the list of members associated with the group name comprises a non-contiguous list of ID types.
    Type: Grant
    Filed: September 7, 2000
    Date of Patent: November 23, 2004
    Assignee: International Business Machines Corporation
    Inventors: Pau-Chen Cheng, Ajit Clarence D'Sa, Jian Hua Feng, Denise Marie Genty, Jacqueline Hegedus Wilson
  • Patent number: 6755740
    Abstract: A method and a system for implementing a multi-way game are disclosed, wherein a combination of a learning software and a game software is used, and the user can still perform the game playing procedure. The present invention first divides the game software into a number of game stages, according to the difficulty level or the procedure property of the game software. Then, a source weight for each of a number of game sources needed by each of the game stages is determined, so that a game evaluating module is set up. According to the difficulty level and content of the learning software, a learning weight is respectively determined, so that a learning evaluating module is set up. Next, a related database is set up according to the source weight, the learning evaluating weight, and a transformation function, so that the source weight and the learning evaluating weight can be exchanged to each other.
    Type: Grant
    Filed: August 12, 2002
    Date of Patent: June 29, 2004
    Assignee: Inventec Appliances Corp.
    Inventors: Say-Ling Wen, Hua-Feng Mai, David Ho
  • Publication number: 20040040793
    Abstract: A mechanical disk brake for a bicycle is characterized in a thrust bearing included in a cam mechanism thereof to overcome the problem of a locked disk brake due to an overly large friction as frequently occurred in conventional mechanical disk brakes, and an eccentric force-application arm with an improved geometrical shape to create different arms of force that enables production of an enhanced tail braking force for the mechanical disk brake. The fetal problem of largely reduced braking force occurred in conventional rim brakes in bad weather or in braking over a prolonged time, and the problem of self-locking frequently occurred in the conventional mechanical disk brakes are therefore effectively improved.
    Type: Application
    Filed: September 4, 2002
    Publication date: March 4, 2004
    Inventors: Chang-Hua Feng, Te-Sheng Tseng, Su-Hsien Liao
  • Publication number: 20040029633
    Abstract: A method and a system for implementing a multi-way game are disclosed, wherein a combination of a learning software and a game software is used, and the user can still perform the game playing procedure. The present invention first divides the game software into a number of game stages, according to the difficulty level or the procedure property of the game software. Then, a source weight for each of a number of game sources needed by each of the game stages is determined, so that a game evaluating module is set up. According to the difficulty level and content of the learning software, a learning weight is respectively determined, so that a learning evaluating module is set up. Next, a related database is set up according to the source weight, the learning evaluating weight, and a transformation function, so that the source weight and the learning evaluating weight can be exchanged to each other.
    Type: Application
    Filed: August 12, 2002
    Publication date: February 12, 2004
    Inventors: Say-Ling Wen, Hua-Feng Mai, David Ho
  • Patent number: 6644143
    Abstract: A grip gear-shifter for being used in actuating a derailleur of a bicycle is provided. The grip gear-shifter includes a return spring, a resilient steel plate having a polyhedron-formed controlling pawl, a guiding ring having a guiding notch for guiding a cable, a first module for lodging and positioning said controlling pawl when the bicycle are in the state of shifting gears, and a second module having a projection and a positioning unit for operating in coordination with the return spring and the resilient steel plate, thereby forming a relative motion of the resilient steel plate and the first module to correctly shift gears when the bicycle are in the state of shifting gears.
    Type: Grant
    Filed: May 3, 2001
    Date of Patent: November 11, 2003
    Assignee: National Science Council
    Inventors: Chan-Hua Feng, Jen-Ji Wang, I-Chao Yan, Te-Sheng Tseng
  • Publication number: 20030187954
    Abstract: The present invention relates to method and apparatus for downloading an e-book via a portable electronic device in communication with a hypertext transfer protocol (HTTP) server over the Internet, the method comprises activating a wireless application protocol (WAP) browser to enter into an e-book Web site provided by an Internet service provider (ISP); displaying a pane containing an e-book catalog option sent from the e-book Web site on a display of the electronic device; reading the catalog option selected on the display for retrieving an e-book catalog; sending the retrieved catalog to the WAP browser prior to showing the same on the display; reading a name of e-book selected from the e-book catalog; downloading the selected e-book; and storing the downloaded e-book in a memory of the electronic device for offline reading.
    Type: Application
    Filed: March 29, 2002
    Publication date: October 2, 2003
    Applicant: Inventec Appliances Corp.
    Inventors: Shih-Jen Wen, Shih-Kuang Tsai, Wen-Chiang Chin, Hua-Feng Mai, Pei-Chih Li
  • Patent number: 6564670
    Abstract: A bicycle speed control apparatus for controlling a gear transmission mechanism via a drive cable connected to a bicycle is disclosed. The bicycle speed control apparatus includes a first seat connected to a bicycle handlebar and a second seat having a shaft used to connect to the first seat. A cylindrical sleeve member is used to connect to the drive cable and provided with first teeth, second teeth and third teeth in parallel. A first shifting lever and a second shifting lever are provided to pivot on the shaft. A first pawl and a second pawl are provided to movably mount on the first shifting lever and the second shifting lever, respectively. A resilient member is used to position on the shaft so as to engage the third teeth and disengage the first pawl from the first teeth and disengage the second pawl from the second teeth.
    Type: Grant
    Filed: March 26, 2001
    Date of Patent: May 20, 2003
    Assignee: National Science Council
    Inventors: Chan-Hua Feng, Jen-Ji Wang
  • Publication number: 20030071325
    Abstract: The invention relates to a method of making an integrated circuit inductor that comprises a silicon substrate and an oxide layer on the silicon substrate. In one aspect, the method comprises depositing an inductive loop on the oxide layer, and making a plurality of apertures in the oxide layer beneath the inductive loop. The method also comprises providing a plurality of bridges adjacent the apertures and provided by portions of the oxide layer between an inner region within the inductive loop and an outer region of the oxide layer without the inductive loop, the inductive loop being supported on the bridges. The method comprises forming a trench in the silicon substrate beneath the bridges, to provide an air gap between the inductive loop and the silicon substrate.
    Type: Application
    Filed: November 14, 2002
    Publication date: April 17, 2003
    Inventors: Shuming Xu, Han Hua Feng, Pang Dow Foo, Bai Xu, Uppili Sridhar
  • Patent number: 6467368
    Abstract: A hand operated bicycle gear transmission device. The device includes a handle bar fixing base, a cover fixing base, a rubber cover, a positioning plate, positioning protuberances, saucer shaped springs, a circular fixing hole for a steel cable head, a steel cable guide groove and a stroke compensating device. The device utilizes cooperative function of positioning recessed slots formed around a rigid positioning plate. The positioning protuberances are provided at the rear of the cover fixing base and the saucer shaped springs are adjacent to the positioning plate to provide mutual engagement force therebetween so as to achieve an excellent positioning effect of gear transmission even under the worst riding environment. As a result, the device can be conveniently operable with a small applied force to perform speed change smoothly, the device having a simplified and easy looking appearance constructed with a small number of components, and being able to easily be assembled and repaired.
    Type: Grant
    Filed: August 3, 1999
    Date of Patent: October 22, 2002
    Assignee: National Science Council of Republic of China
    Inventors: Chan-Hua Feng, Chun-Yu Li
  • Publication number: 20020000136
    Abstract: A grip gear-shifter for being used in actuating a derailleur of a bicycle is provided. The grip gear-shifter includes a return spring, a resilient steel plate having a polyhedron-formed controlling pawl, a guiding ring having a guiding notch for guiding a cable, a first module for lodging and positioning said controlling pawl when the bicycle are in the state of shifting gears, and a second module having a projection and a positioning unit for operating in coordination with the return spring and the resilient steel plate, thereby forming a relative motion of the resilient steel plate and the first module to correctly shift gears when the bicycle are in the state of shifting gears.
    Type: Application
    Filed: May 3, 2001
    Publication date: January 3, 2002
    Inventors: Chan-Hua Feng, Jen-Ji Wang, I-Chao Yan, Te-Sheng Tseng
  • Publication number: 20010045617
    Abstract: An inductor has a spiral aluminum track deposited on an oxide layer over a silicon substrate. The substrate is etched away to form a trench, which extends around beneath the track and provides an air gap having a low dielectric constant. The oxide layer has an inner region within the track, an outer region outside the track and a bridging region extending between the other regions. The bridging region is comprised of intact bridges and gaps therebetween, which are open to the trench and through which an etchant has access to the silicon substrate to form the trench by etching.
    Type: Application
    Filed: December 13, 2000
    Publication date: November 29, 2001
    Inventors: Shuming Xu, Han Hua Feng, Pang Dow Foo, Bai Xu, Uppili Sridhar
  • Publication number: 20010042421
    Abstract: A bicycle speed control apparatus is provided with a pair of shifting levers to easily control a gear transmission mechanism via a drive cable. The bicycle speed control apparatus comprises a first seat connected to a bicycle handlebar and a second seat having a shaft used to connect to the first seat. A cylindrical sleeve member is used to connect to the drive cable and provided with first teeth, second teeth and third teeth in parallel. A first shifting lever and a second shifting lever are provided to pivot on the shaft so as to respectively shift a front and rear speed shifter. A first pawl and a second pawl are provided to movably mount on the first shifting lever and the second shifting lever, respectively. A resilient member is used to position on the shaft so as to engage the third teeth and disengage the first pawl from the first teeth and disengage the second pawl from the second teeth.
    Type: Application
    Filed: March 26, 2001
    Publication date: November 22, 2001
    Applicant: National Science Council
    Inventors: Chan-Hua Feng, Jen-Ji Wang