Patents by Inventor Lixiong Li
Lixiong Li 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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Patent number: 11226525Abstract: A method for repairing the gate-line disconnection includes: determining a disconnected position of a gate line; determining two connecting elements that are closest to the disconnected position and are respectively located at two sides of the disconnected position along an extending direction of the gate line; selecting one or two sub-pixels electrically connected to the two connecting elements as repair sub-pixels, determining a common electrode line coupled to a common electrode of each repair sub-pixel as a selected common electrode line; forming a communication path between a front portion and a rear portion at the disconnected position to bypass the disconnected position, the communication path including at least the common electrode of each repair sub-pixel and a separate line segment cut from the selected common electrode line; disconnecting the common electrode in the communication path from other common electrodes; and disconnecting each repair sub-pixel from a data line.Type: GrantFiled: October 25, 2019Date of Patent: January 18, 2022Assignees: HEFEI BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Lixiong Li, Ping Chen, Hewei Wang, Song Wu, Jianwei Yu, Haitao Hu, Guodong Wu, Shuai Ji
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Publication number: 20210173269Abstract: A method for repairing the gate-line disconnection includes: determining a disconnected position of a gate line; determining two connecting elements that are closest to the disconnected position and are respectively located at two sides of the disconnected position along an extending direction of the gate line; selecting one or two sub-pixels electrically connected to the two connecting elements as repair sub-pixels, determining a common electrode line coupled to a common electrode of each repair sub-pixel as a selected common electrode line; forming a communication path between a front portion and a rear portion at the disconnected position to bypass the disconnected position, the communication path including at least the common electrode of each repair sub-pixel and a separate line segment cut from the selected common electrode line; disconnecting the common electrode in the communication path from other common electrodes; and disconnecting each repair sub-pixel from a data line.Type: ApplicationFiled: October 25, 2019Publication date: June 10, 2021Inventors: Lixiong LI, Ping CHEN, Hewei WANG, Song WU, Jianwei YU, Haitao HU, Guodong WU, Shuai JI
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Patent number: 8843366Abstract: A framing method and apparatus are disclosed to overcome inconsistency of gains between sub-frames caused by simple average framing in the prior art. The method includes: obtaining the Linear Prediction Coding (LPC) order and the pitch of the signal; removing the samples inapplicable to Long-Term Prediction (LTP) synthesis according to the LPC prediction order and the pitch; and splitting the remaining samples of the signal into several sub-frames. The technical solution under the present invention is applicable to the multimedia speech coding field.Type: GrantFiled: December 30, 2010Date of Patent: September 23, 2014Assignee: Huawei Technologies Co., Ltd.Inventors: Dejun Zhang, Fengyan Qi, Lei Miao, Jianfeng Xu, Qing Zhang, Lixiong Li, Fuwei Ma
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Patent number: 8712763Abstract: The present disclosure relates to a method, apparatus, and system for encoding and decoding signals. The encoding method includes: converting a first-domain signal into a second-domain signal; performing Linear Prediction (LP) processing and Long-Term Prediction (LTP) processing for the second-domain signal; obtaining a long-term flag value according to a decision criterion; obtaining a second-domain predictive signal according to the LP processing result and the LTP processing result when the long-term flag value is a first value; obtaining a second-domain predictive signal according to the LP processing result when the long-term flag value is a second value; converting the second-domain predictive signal into a first-domain predictive signal, and calculating a first-domain predictive residual signal; and outputting a bit stream that includes the first-domain predictive residual signal.Type: GrantFiled: July 17, 2013Date of Patent: April 29, 2014Assignee: Huawei Technologies Co., LtdInventors: Dejun Zhang, Lei Miao, Jianfeng Xu, Fengyan Qi, Qing Zhang, Lixiong Li, Fuwei Ma, Yang Gao
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Patent number: 8600739Abstract: A coding method is adapted to select different codebook search algorithms according to varied types of input signals. An encoder using the coding method is also provided. As appropriate search algorithms may be selected according to all possible structural features of the input signals, certain types of signals for which satisfactory results may be obtained through simple computations may match with search algorithms suitable for these signal types and having low computation complexities, so as to achieve better performance with fewer system resources. Meanwhile, other types of signals that need complicated computations may be processed by more sophisticated search algorithms, thereby ensuring the coding quality.Type: GrantFiled: June 9, 2009Date of Patent: December 3, 2013Assignee: Huawei Technologies Co., Ltd.Inventors: Dejun Zhang, Liang Zhang, Yue Lang, Tinghong Wang, Lixiong Li, Wenhai Wu, Wei Xiao, Fuwei Ma, Zexin Liu
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Publication number: 20130304460Abstract: The present disclosure relates to a method, apparatus, and system for encoding and decoding signals. The encoding method includes: converting a first-domain signal into a second-domain signal; performing Linear Prediction (LP) processing and Long-Term Prediction (LTP) processing for the second-domain signal; obtaining a long-term flag value according to a decision criterion; obtaining a second-domain predictive signal according to the LP processing result and the LTP processing result when the long-term flag value is a first value; obtaining a second-domain predictive signal according to the LP processing result when the long-term flag value is a second value; converting the second-domain predictive signal into a first-domain predictive signal, and calculating a first-domain predictive residual signal; and outputting a bit stream that includes the first-domain predictive residual signal.Type: ApplicationFiled: July 17, 2013Publication date: November 14, 2013Inventors: Dejun Zhang, Lei Miao, Jianfeng Xu, Fengyan Qi, Qing Zhang, Lixiong Li, Fuwei Ma, Yang Gao
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Patent number: 8518252Abstract: The present invention provides a new and improved system for on-site and on-demand production of sterile water for injection (SWFI) from potable water or water that meets the EPA drinking water quality upon preconditioning, in conjunction with reconstitution of IV fluids using dry chemicals or concentrate pre-filled bags, suitable for use at a site under non-clean room environment conditions, and capable of adjusting feed water temperatures. The present invention includes a water temperature conditioning module, a water preconditioning module, a hydrothermal processor, a fluid staging compartment, and combinations and variations thereof.Type: GrantFiled: May 12, 2008Date of Patent: August 27, 2013Assignee: Applied Research Associates, Inc.Inventor: Lixiong Li
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Patent number: 8515744Abstract: Method, apparatus, and system for encoding and decoding signals are disclosed. The encoding method includes: converting a first-domain signal into a second-domain signal; performing Linear Prediction (LP) processing and Long-Term Prediction (LTP) processing for the second-domain signal; obtaining a long-term flag according to a decision criterion; obtaining a second-domain predictive signal according to the LP processing result and the LTP processing result when the long-term flag is a first flag; or obtaining a second-domain predictive signal according to the LP processing result when the long-term flag is a second flag; converting the second-domain predictive signal into a first-domain predictive signal, calculating a first-domain predictive residual signal; and outputting a bit stream that includes the first-domain predictive residual signal.Type: GrantFiled: June 29, 2011Date of Patent: August 20, 2013Assignee: Huawei Technologies Co., Ltd.Inventors: Dejun Zhang, Lei Miao, Jianfeng Xu, Fengyan Qi, Qing Zhang, Lixiong Li, Fuwei Ma, Yang Gao
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Patent number: 8515743Abstract: A method and apparatus for searching fixed codebook are provided. The method includes: obtaining a basic codebook which comprises position information of N pulses on M tracks, wherein N and M are positive integers; choosing n pulses as search pulses, wherein the n pulses are parts of the N pulses and n is a positive integer smaller than N; and replacing position information of the n search pulses respectively with other position information on the tracks to obtain a searched codebook; executing the search process for K times, wherein K is a positive integer larger than or equal to 2, at least two or more search pulses are chosen in one of the K search processes , and the chosen search pulses vary in each of the K search processes; and obtaining an optimal codebook from the basic codebook and the searched codebook according to a preset criterion.Type: GrantFiled: June 4, 2009Date of Patent: August 20, 2013Assignee: Huawei Technologies Co., LtdInventors: Dejun Zhang, Lixiong Li
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Patent number: 8335260Abstract: A method for quantizing vector. The method includes: performing a quantization process on a vector to be quantized by use of N basic codebook vectors and the adjustment vectors of each of the basic codebook vectors, generating a basic codebook vector and an adjustment vector used for quantizing the vectors to be quantized, N being a positive integer larger than or equal to 1. According to the present invention, based on the method a device for quantizing vector is disclosed. According to embodiments of the present invention, the quantization of an input vector is done by introducing the modification vectors for the base codebook vectors, therefore the memory amount of the base codebook vectors is reduced effectively, and the calculation amount is merely the calculation amount required for going through N codebooks. Therefore, the complexity of the vector quantization could be decreased effectively.Type: GrantFiled: November 18, 2008Date of Patent: December 18, 2012Assignee: Huawei Technologies Co., Ltd.Inventors: Lixiong Li, Libin Guo, Liang Zhang, Dejun Zhang, Wehai Wu, Tinghong Wang
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Patent number: 8114663Abstract: A waste management and resource recovery system that uses the different waste streams from typical waste sources as fuel or feedstock for its subsystems that, in turn, produce fuel, feedstock or energy for other subsystems such that all the different waste streams are effectively managed. The subsystems include a gas burner for solid and fuel wastes that supplies heat to a hydrothermal processor for saccharification of paper and cardboard. The resulting saccharification broth, along with kitchen wastes and blackwater, are supplied to a bioreactor using dark fermentation to produce hydrogen and volatile fatty acids. The hydrogen and volatile fatty acids are supplied to hydrogen and microbial fuel cells to produce electrical energy for operating the system and potable water. A steam accumulator is added to provide sufficient temperatures and pressures to reach the necessary thermodynamic states for the saccharification process.Type: GrantFiled: November 23, 2009Date of Patent: February 14, 2012Assignee: The United States of America as represented by the Secretary of the Air ForceInventors: Michael V. Henley, Lixiong Li, Theodore V. Marolla, William Wallace, Seth M. Foulkes
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Publication number: 20110313761Abstract: The present disclosure relates to a method, apparatus, and system for encoding and decoding signals. The encoding method includes: converting a first-domain signal into a second-domain signal; performing Linear Prediction (LP) processing and Long-Term Prediction (LTP) processing for the second-domain signal; obtaining a long-term flag according to decision criteria; obtaining a second-domain contribution signal according to the LP processing result and the LTP processing result when the long-term flag is a first flag; obtaining a second-domain contribution signal according to the LP processing result when the long-term flag is a second flag; converting the second-domain contribution signal into a first-domain contribution signal, and calculating a first-domain predictive residual signal; and outputting a bit stream that includes the first-domain predictive residual signal.Type: ApplicationFiled: June 29, 2011Publication date: December 22, 2011Inventors: Dejun ZHANG, Lei MIAO, Jianfeng XU, Fengyan QI, Qing ZHANG, Lixiong LI, Fuwei MA, Yang Gao
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Publication number: 20110218800Abstract: The present invention relates to a method and apparatus for obtaining a pitch gain, and a coder and a decoder. The method includes: obtaining information about an input signal; and obtaining a pitch gain corresponding to the information about the input signal according to the correspondence between the signal information and the pitch gain. The embodiments of the present invention obtain the corresponding pitch gain according to the signal information by using the obtained correspondence between the signal information and the pitch gain, and the pitch gain is applicable to the coder and the decoder, thus making it unnecessary for the coder to transmit the pitch gain to the decoder and solving the problem of bit overhead. The embodiments of the present invention determine the pitch gain adaptively according to the signal information, avoid consumption of extra bits for quantizing the pitch gain, avoid impact on the coding performance, and improve the compression ratio.Type: ApplicationFiled: May 17, 2011Publication date: September 8, 2011Applicant: Huawei Technologies Co., Ltd.Inventors: Dejun Zhang, Lei Miao, Jianfeng Xu, Fengyan Qi, Qing Zhang, Lixiong Li, Fuwei Ma
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Patent number: 7941314Abstract: A fixed codebook search method includes: initializing a counter; searching for pulses and calculating the value of a cost function Qk; initializing the counter if the Qk value increases; increasing the value of the counter if the Qk value does not increase; judging whether the value of the counter is greater than the threshold value; continuing the search process if the value of the counter is not greater than the threshold value; and ending the whole search process if the value of the counter is greater than the threshold value. The present invention reduces the search count and improves the search efficiency.Type: GrantFiled: May 11, 2010Date of Patent: May 10, 2011Assignee: Huawei Technologies Co., Ltd.Inventors: Dejun Zhang, Liang Zhang, Lixiong Li, Tinghong Wang, Yue Lang, Wenhai Wu
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Publication number: 20110099005Abstract: A framing method and apparatus are disclosed to overcome inconsistency of gains between sub-frames caused by simple average framing in the prior art. The method includes: obtaining the Linear Prediction Coding (LPC) order and the pitch of the signal; removing the samples inapplicable to Long-Term Prediction (LTP) synthesis according to the LPC prediction order and the pitch; and splitting the remaining samples of the signal into several sub-frames. The technical solution under the present invention is applicable to the multimedia speech coding field.Type: ApplicationFiled: December 30, 2010Publication date: April 28, 2011Inventors: Dejun ZHANG, Fengyan Qi, Lei Miao, Jianfeng Xu, Qing Zhang, Lixiong Li, Fuwei Ma
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Patent number: 7908136Abstract: A fixed codebook search method includes initializing a counter, searching for pulses and calculating the value of a cost function Qk, initializing the counter if the Qk value increases, increasing the value of the counter if the Qk value does not increase, judging whether the value of the counter is greater than the threshold value, continuing the search process if the value of the counter is not greater than the threshold value, and ending the whole search process if the value of the counter is greater than the threshold value.Type: GrantFiled: July 16, 2010Date of Patent: March 15, 2011Assignee: Huawei Technologies Co., Ltd.Inventors: Dejun Zhang, Liang Zhang, Lixiong Li, Tinghong Wang, Yue Lang, Wenhai Wu
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Publication number: 20100274559Abstract: A fixed codebook search method includes initializing a counter, searching for pulses and calculating the value of a cost function Qk, initializing the counter if the Qk value increases, increasing the value of the counter if the Qk value does not increase, judging whether the value of the counter is greater than the threshold value, continuing the search process if the value of the counter is not greater than the threshold value, and ending the whole search process if the value of the counter is greater than the threshold value.Type: ApplicationFiled: July 16, 2010Publication date: October 28, 2010Applicant: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Dejun Zhang, Liang Zhang, Lixiong Li, Tinghong Wang, Yue Lang, Wenhai Wu
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Publication number: 20100235173Abstract: A fixed codebook search method includes: initializing a counter; searching for pulses and calculating the value of a cost function Qk; initializing the counter if the Qk value increases; increasing the value of the counter if the Qk value does not increase; judging whether the value of the counter is greater than the threshold value; continuing the search process if the value of the counter is not greater than the threshold value; and ending the whole search process if the value of the counter is greater than the threshold value. The present invention reduces the search count and improves the search efficiency.Type: ApplicationFiled: May 11, 2010Publication date: September 16, 2010Inventors: Dejun Zhang, Liang Zhang, Lixiong Li, Tinghong Wang, Yue Lang, Wenhai Wu
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Publication number: 20100169084Abstract: The present invention relates to a method and apparatus for pitch search. One method includes: obtaining a characteristic function value of a residual signal, where the residual signal is a result of removing a Long-Term Prediction (LTP) contribution signal from input speech signals; and obtaining a pitch according to the characteristic function value of the residual signal.Type: ApplicationFiled: December 23, 2009Publication date: July 1, 2010Applicant: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Dejun Zhang, Jianfeng Xu, Lei Miao, Fengyan Qi, Qing Zhang, Herve Marcel Taddei, Lixiong Li, Fuwei Ma, Yang Gao
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Patent number: 7691159Abstract: A triglyceride-to-fuel conversion process including the steps of (a) preconditioning unsaturated triglycerides by catalytic conjugation, cyclization, and cross-link steps; (b) contacting the modified triglycerides with hot-compressed water containing a catalyst, wherein cracking, hydrolysis, decarboxylation, dehydration, aromatization, or isomerization, or any combination thereof, of the modified triglycerides produce a crude hydrocarbon oil and an aqueous phase containing glycerol and lower molecular weight molecules, and (c) refining the crude hydrocarbon oil to produce various grades of biofuels.Type: GrantFiled: September 19, 2007Date of Patent: April 6, 2010Assignee: Applied Research Associates, Inc.Inventor: Lixiong Li