Patents by Inventor Chih-Hsiang Ho
Chih-Hsiang Ho 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: 20170278447Abstract: This disclosure provides systems, methods, apparatus, and computer readable media for generating images on a display using a dithering process that takes into account an uneven spacing of available gray scale values in at least one color subfield used to generate the images. The dithering process includes generating a set of initial color subfields, a set of quantized color subfields, and a set of final color subfields, which are then output on the display. The quantized color subfields an the final color subfields are derived based at least in part on the uneven spacing of gray scale values in at least one of the final color subfields.Type: ApplicationFiled: March 22, 2016Publication date: September 28, 2017Inventors: Fahri Yaras, Chih-Hsiang Ho, Edward Buckley
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Patent number: 9736078Abstract: A rendezvous flow control apparatus, method, and non-transitory tangible computer readable medium thereof are provided. The rendezvous flow control apparatus includes a plurality of transceiving interfaces and a processing unit. Each of the transceiving interfaces is individually assigned with a first allocated bandwidth. The transceiving interfaces transmit a first data flow of a network service to a network apparatus by the first allocated bandwidths at a first stage. The transceiving interfaces receive a piece of feedback information from the network apparatus. The processing unit assigns a second allocated bandwidth to each of the transceiving interfaces according to the piece of feedback information. The transceiving interfaces transmit a second data flow of the network service to the network apparatus by the second allocated bandwidths at a second stage.Type: GrantFiled: June 8, 2015Date of Patent: August 15, 2017Assignee: Institute For Information IndustryInventors: Yi-Chih Tung, Hao-Gen Wong, Wen-Jyi Hwang, Chih-Hsiang Ho
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Publication number: 20170222744Abstract: A frequency calibration apparatus and method are provided. An oscillator of the frequency calibration apparatus has an operation frequency. The frequency calibration apparatus receives a plurality of time packets from an NTP server at a plurality of first time points. Each of the time packets records a second time point that the NTP server transmits the time packet. The frequency calibration apparatus calculates an offset for each of the time packets in a subset of all the time packets, calculates a clock skew according to the first time points and the offsets of the time packets in the subset, calculates a difference between the clock skew and a standard frequency value, determines that an absolute value of the difference is greater than a threshold, and adjusts the operation frequency to an initial frequency after determining that the absolute value of the difference is greater than the threshold.Type: ApplicationFiled: March 28, 2016Publication date: August 3, 2017Inventors: Ding-Jie HUANG, Yi-Chih TUNG, Chih-Hsiang HO, Muh WU, Shu-Min CHUANG
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Patent number: 9722914Abstract: A heterogeneous network system, network apparatus, and rendezvous path selection method thereof are provided. The heterogeneous network system includes partner network apparatuses and a network apparatus. The transceiving interfaces of the network apparatus and the partner network apparatuses are not all the same. The network apparatus measures at least one first transmission parameter and receives a plurality of second transmission parameters. Each of the at least one first transmission parameter is associated with transmission from the network apparatus to one of its neighboring network apparatuses. Each of the second transmission parameters is associated with transmission between two network apparatuses neighboring each other. The network apparatus enumerates a plurality of paths from itself to a target network apparatus and calculates a path cost for each of the paths according to at least a portion of a combination of the at least one first transmission parameter and the second transmission parameters.Type: GrantFiled: May 28, 2015Date of Patent: August 1, 2017Assignee: Institute For Information IndustryInventors: Yi-Chih Tung, Pang-Fu Liu, Wen-Jyi Hwang, Chih-Hsiang Ho
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Patent number: 9549358Abstract: A coverage hole detection apparatus and method are provided. The coverage hole detection apparatus decides two boundary locations of a coverage hole according to (a) a time length from a time point when a user equipment (UE) has detected a disconnection from a first base station to a time point when the UE determines that a Radio Link Failure (RLF) has happened, (b) a time length from a time point when the UE receives an RLF report request from a second base station to a time point when the UE transmits an RLF report response to the second base station, (c) a location that the UE determines that the RLF has happened, and (d) a location where the UE transmits the RLF report response. The coverage hole detection apparatus decides the coverage hole according to the two boundary locations and a sensitivity range of the UE.Type: GrantFiled: December 7, 2015Date of Patent: January 17, 2017Assignee: Institute For Information IndustryInventors: Chih-Hsiang Ho, Yi-Chih Tung, Pang-Fu Liu, Hao-Gen Wong, Li-Sheng Chen
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Patent number: 9526047Abstract: An apparatus and method for deciding an offload list for a heavily loaded base station are provided. The heavily loaded base station serves a plurality of user equipments. A part of the user equipments are candidate user equipments, wherein a connection quality parameter of each of the candidate user equipments is smaller than a threshold. Each of the candidate user equipments has an offload utility value and a service level agreement degree. The apparatus selects one of the candidate user equipments as a selected user equipment according to the offload utility values. The apparatus decides to add an identity of the selected user equipment into the offload list according to at least the service level agreement degree of the selected user equipment and a load of a target base station of the selected user equipment.Type: GrantFiled: December 7, 2015Date of Patent: December 20, 2016Assignee: Institute For Information IndustryInventors: Chih-Hsiang Ho, Li-Sheng Chen
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Publication number: 20160352642Abstract: A rendezvous flow control apparatus, method, and non-transitory tangible computer readable medium thereof are provided. The rendezvous flow control apparatus includes a plurality of transceiving interfaces and a processing unit. Each of the transceiving interfaces is individually assigned with a first allocated bandwidth. The transceiving interfaces transmit a first data flow of a network service to a network apparatus by the first allocated bandwidths at a first stage. The transceiving interfaces receive a piece of feedback information from the network apparatus. The processing unit assigns a second allocated bandwidth to each of the transceiving interfaces according to the piece of feedback information. The transceiving interfaces transmit a second data flow of the network service to the network apparatus by the second allocated bandwidths at a second stage.Type: ApplicationFiled: June 8, 2015Publication date: December 1, 2016Inventors: Yi-Chih TUNG, Hao-Gen WONG, Wen-Jyi HWANG, Chih-Hsiang HO
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Publication number: 20160323177Abstract: A heterogeneous network system, network apparatus, and rendezvous path selection method thereof are provided. The heterogeneous network system includes partner network apparatuses and a network apparatus. The transceiving interfaces of the network apparatus and the partner network apparatuses are not all the same. The network apparatus measures at least one first transmission parameter and receives a plurality of second transmission parameters. Each of the at least one first transmission parameter is associated with transmission from the network apparatus to one of its neighboring network apparatuses. Each of the second transmission parameters is associated with transmission between two network apparatuses neighboring each other. The network apparatus enumerates a plurality of paths from itself to a target network apparatus and calculates a path cost for each of the paths according to at least a portion of a combination of the at least one first transmission parameter and the second transmission parameters.Type: ApplicationFiled: May 28, 2015Publication date: November 3, 2016Inventors: Yi-Chih TUNG, Pang-Fu LIU, Wen-Jyi HWANG, Chih-Hsiang HO
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Publication number: 20160157132Abstract: A central control device and a load balancing method thereof are provided. The central control device includes a network interface, a storage and a processor. The network interface is connected to a plurality of base stations and receives a load parameter from each base station. The storage stores the load parameters. The processor is electrically connected to the storage and the network interface. For each base station, the processor calculates a load indication according to the load parameter thereof to determine whether the base station is an overloaded base station based on the load indication, and calculates an offload priority indication according to the load indication, a quantity of off-loadable resources of at least one neighboring base station, a first weighting factor and a second weighting factor. The processor determines an offload order of the overloaded base stations according to the offload priority indications.Type: ApplicationFiled: February 12, 2015Publication date: June 2, 2016Inventors: Chih-Hsiang HO, Li-Sheng CHEN, Wei-Ho CHUNG, Sy-Yen KUO
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Patent number: 9293076Abstract: This disclosure provides systems, methods and apparatus for an arrangement of pixels and interconnects in a display. In one aspect, polarities of pixels may be in a dot inversion configuration, or checkerboard pattern, to reduce the visibility of flicker. Various interconnect alternatively couple between modules in different columns or rows to provide dot inversion.Type: GrantFiled: October 21, 2013Date of Patent: March 22, 2016Assignee: QUALCOMM MEMS Technologies, Inc.Inventors: Edward Keat Leem Chan, Bing Wen, Cheonhong Kim, Wilhelmus Johannes Robertus Van Lier, Chih-Hsiang Ho, Rihui He, Ming-Hau Tung, Alok Govil, Jae Hyeong Seo
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Patent number: 9253734Abstract: A control device and a control method for dynamically adjusting power of small-cell base stations are provided. The control device determines the number of interfered terminals of each small-cell base station according to signal quality information of terminal devices, divides the small-cell base stations into a plurality of groups, and adjusts the power of the small-cell base stations of each group in order.Type: GrantFiled: December 12, 2013Date of Patent: February 2, 2016Assignee: Institute For Information IndustryInventors: Li-Sheng Chen, Chih-Hsiang Ho, Wei-Ho Chung, Sy-Yen Kuo
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Patent number: 9096708Abstract: A partially esterified epoxy resin and an epoxy resin composition applied with the same, and a method for preparing the composition are provided. The preparation method includes the following steps. A bifunctional epoxy resin and an anhydride are mixed and heated, wherein the number of equivalent moles of the bifunctional epoxy resin is greater than that of the anhydride, to form a partially esterified epoxy resin. A curing agent is mixed into the partially esterified epoxy resin to form a mixed solution. The mixed solution is cured to form the partially esterified epoxy resin composition.Type: GrantFiled: February 11, 2013Date of Patent: August 4, 2015Assignee: Industrial Technology Research InstituteInventors: Tien-Shou Shieh, Chih-Hsiang Ho, Pei-Ching Liu
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Patent number: 9084226Abstract: A femto access point (FAP) for use in a network system and a communication method for the femto access point are provided. A mobile station is wirelessly connected to the FAP. The FAP comprises a storage unit, a sniffer unit, and a process unit. The sniffer unit sniffs a packet of the mobile station. The process unit retrieves an identity (ID) code of the mobile station from the packet and stores the ID code into the storage unit. The process unit further establishes an uplink local area network (LAN) service flow and a downlink LAN service flow of the mobile station. The uplink LAN service flow and the downlink LAN service flow established by the FAP and the mobile station are used to transfer packets within the LAN.Type: GrantFiled: December 3, 2009Date of Patent: July 14, 2015Assignee: Institute For Information IndustryInventors: Po-Wen Chi, Ching-Lun Lin, Yu-Hsiang Lin, Wei-Chih Lin, Chih-Hsiang Ho, Heng-Iang Hsu
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Patent number: 9075485Abstract: A touch display panel including a flat display panel and a touch sensing device disposed on the flat display panel is provided. The touch sensing device includes a plurality of the center sensing series and at least a margin sensing series corresponding to the display area of the flat display panel. Each center sensing series is formed by a plurality of center sensing electrodes serially connected. The margin sensing series disposed along the margin of the display area is formed by a plurality of margin sensing electrodes serially connected. Each of the margin sensing electrodes includes an inner portion and a rectangular outer portion. An area of the inner portion is substantially half of an area of the center sensing electrode. A parallel hemline is formed by the rectangular outer portions serially connected.Type: GrantFiled: February 9, 2010Date of Patent: July 7, 2015Assignee: AU OPTRONICS CORPORATIONInventors: Chang-Hsiao Tsai, Chih-Hsiang Ho
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Publication number: 20150141031Abstract: A control device and a control method for dynamically adjusting power of small-cell base stations are provided. The control device determines the number of interfered terminals of each small-cell base station according to signal quality information of terminal devices, divides the small-cell base stations into a plurality of groups, and adjusts the power of the small-cell base stations of each group in order.Type: ApplicationFiled: December 12, 2013Publication date: May 21, 2015Applicant: Institute For Information IndustryInventors: Li-Sheng CHEN, Chih-Hsiang HO, Wei-Ho CHUNG, Sy-Yen KUO
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Publication number: 20150109265Abstract: This disclosure provides systems, methods and apparatus for an arrangement of pixels and interconnects in a display. In one aspect, polarities of pixels may be in a dot inversion configuration, or checkerboard pattern, to reduce the visibility of flicker. Various interconnect alternatively couple between modules in different columns or rows to provide dot inversion.Type: ApplicationFiled: October 21, 2013Publication date: April 23, 2015Applicant: QUALCOMM MEMS Technologies, Inc.Inventors: Edward Keat Leem Chan, Bing Wen, Cheonhong Kim, Wilhelmus Johannes Robertus Van Lier, Chih-Hsiang Ho, Rihui He, Ming-Hau Tung, Alok Govil, Jae Hyeong Seo
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Patent number: 8994396Abstract: Illustrative embodiments of systems and methods for variation-tolerant, self-repairing displays are disclosed. In one illustrative embodiment, a display panel may include one or more defective pixels and a compensation circuit may be configured to extend a charging time of each of the one or more defective pixels. In another illustrative embodiment, a method may include detecting one or more defective pixels in a pixel array and extending a charging time of each of the one or more defective pixels.Type: GrantFiled: January 13, 2012Date of Patent: March 31, 2015Assignee: Purdue Research FoundationInventors: Chih-Hsiang Ho, Chao Lu, Debabrata Mohapatra, Kaushik Roy
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Patent number: 8858239Abstract: An electrical connector assembly includes a female connector (100) and a male connector (200) mating with each other. Each of the female connector and the male connector includes a housing (1, 4) and a number of terminals (2, 5) secured in the housing. The housing has a number of channels and a number of standoffs (13) arranged alternately along a lengthwise direction, and a number of indentations (14) each defined beside a corresponding standoff. Two adjacent standoffs are staggered. Each terminal has a contacting section. The contacting sections of the terminals of the female connector contact with those of the terminals of the male connector. The standoffs of the male connector engage with the indentations of the female connector.Type: GrantFiled: August 2, 2012Date of Patent: October 14, 2014Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Terrance F. Little, Ming-Ching Chen, Hung-Yang Yeh, Chia-Pin Liu, Chih-Hsiang Ho, Richard Lee Malehorn, II
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Publication number: 20140113994Abstract: A partially esterified epoxy resin and an epoxy resin composition applied with the same, and a method for preparing the composition are provided. The preparation method includes the following steps. A bifunctional epoxy resin and an anhydride are mixed and heated, wherein the number of equivalent moles of the bifunctional epoxy resin is greater than that of the anhydride, to form a partially esterified epoxy resin. A curing agent is mixed into the partially esterified epoxy resin to form a mixed solution. The mixed solution is cured to form the partially esterified epoxy resin composition.Type: ApplicationFiled: February 11, 2013Publication date: April 24, 2014Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Tien-Shou SHIEH, Chih-Hsiang HO, Pei-Ching LIU
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Publication number: 20130337698Abstract: An electrical connector assembly includes a female connector (100) and a male connector (200) mating with each other. Each of the female connector and the male connector includes a housing (1, 4) and a number of terminals (2, 5) secured in the housing. The housing has a number of channels and a number of standoffs (13) arranged alternately along a lengthwise direction, and a number of indentations (14) each defined beside a corresponding standoff Two adjacent standoffs are staggered. Each terminal has a contacting section. The contacting sections of the terminals of the female connector contact with those of the terminals of the male connector. The standoffs of the male connector engage with the indentations of the female connector.Type: ApplicationFiled: August 2, 2012Publication date: December 19, 2013Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: TERRANCE F. LITTLE, MING-CHING CHEN, HUNG-YANG YEH, CHIA-PIN LIU, CHIH-HSIANG HO, RICHARD LEE MALEHORN II