Patents by Inventor Chunling Zhang
Chunling Zhang 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).
-
Publication number: 20240138364Abstract: Disclosed is an air microorganism enrichment device in farms, and relates to the technical field of air microorganism collection.Type: ApplicationFiled: January 11, 2023Publication date: May 2, 2024Inventors: Shaolun ZHAI, Chunling LI, Yan LI, Xia ZHOU, Ming LIAO, Mingfei SUN, Jianfeng ZHANG, Huahua KANG, Wenkang WEI, Ting YU
-
Patent number: 11771679Abstract: The present invention discloses a composition containing hesperetin and synergistic hypoglycemic application thereof, and belongs to the technical field of natural active compounds. The composition of the present invention contains the hesperetin and a compound X, and the compound X is galangin or formononetin, where a mass ratio of the hesperetin to the galangin is 30:100, and a mass ratio of the hesperetin to the formononetin is 30:20. The composition of the present invention has an obvious synergistic effect of inhibiting ?-glucosidase, and the effect thereof is better than that of using the flavonoid compound alone, and may reduce a dosage of the use of drugs and occurrence of drug resistance.Type: GrantFiled: December 15, 2022Date of Patent: October 3, 2023Assignee: ZHENGZHOU FRUIT RESEARCH INSTITUTE, CHINESE ACADEMY OF AGRICULTURAL SCIENCESInventors: Qiang Zhang, Zhonggao Jiao, Dalei Chen, Jiechao Liu, Wenbo Yang, Chunling Zhang, Hui Liu, Zhenzhen Lv, Junkun Pan
-
Patent number: 11753388Abstract: The present invention discloses a composition for inhibiting ?-glucosidase and application thereof, and belongs to the technical field of natural active compounds. The composition of the present invention contains daidzein and quercetin derivatives, and the quercetin derivative is taxifolin or 3-O-methyl quercetin, where the mass ratio of the daidzein to the taxifolin is 8:25-10:25; and the mass ratio of the daidzein to the 3-O-methyl quercetin is 8:2-8:4. The composition of the present invention has an obvious synergistic effect of inhibiting ?-glucosidase, and the effect thereof is better than that of using the flavonoid compound alone, and may reduce a dosage of the use of drugs and occurrence of drug resistance.Type: GrantFiled: December 15, 2022Date of Patent: September 12, 2023Assignee: ZHENGZHOU FRUIT RESEARCH INSTITUTE, CHINESE ACADEMY OF AGRICULTURAL SCIENCESInventors: Jiechao Liu, Qiang Zhang, Zhonggao Jiao, Dalei Chen, Junkun Pan, Chunling Zhang, Hui Liu, Wenbo Yang, Zhenzhen Lv
-
Publication number: 20230125518Abstract: The present invention discloses a composition containing hesperetin and synergistic hypoglycemic application thereof, and belongs to the technical field of natural active compounds. The composition of the present invention contains the hesperetin and a compound X, and the compound X is galangin or formononetin, where a mass ratio of the hesperetin to the galangin is 30:100, and a mass ratio of the hesperetin to the formononetin is 30:20. The composition of the present invention has an obvious synergistic effect of inhibiting ?-glucosidase, and the effect thereof is better than that of using the flavonoid compound alone, and may reduce a dosage of the use of drugs and occurrence of drug resistance.Type: ApplicationFiled: December 15, 2022Publication date: April 27, 2023Inventors: Qiang ZHANG, Zhonggao JIAO, Dalei CHEN, Jiechao LIU, Wenbo YANG, Chunling ZHANG, Hui LIU, Zhenzhen LV, Junkun PAN
-
Publication number: 20230129488Abstract: The present invention discloses a composition for inhibiting ?-glucosidase and application thereof, and belongs to the technical field of natural active compounds. The composition of the present invention contains daidzein and quercetin derivatives, and the quercetin derivative is taxifolin or 3-O-methyl quercetin, where the mass ratio of the daidzein to the taxifolin is 8:25-10:25; and the mass ratio of the daidzein to the 3-O-methyl quercetin is 8:2-8:4. The composition of the present invention has an obvious synergistic effect of inhibiting ?-glucosidase, and the effect thereof is better than that of using the flavonoid compound alone, and may reduce a dosage of the use of drugs and occurrence of drug resistance.Type: ApplicationFiled: December 15, 2022Publication date: April 27, 2023Inventors: Jiechao LIU, Qiang ZHANG, Zhonggao JIAO, Dalei CHEN, Junkun PAN, Chunling ZHANG, Hui LIU, Wenbo YANG, Zhenzhen LV
-
Patent number: 10870612Abstract: A method for simultaneously extracting Lycopene and Citrulline from a watermelon includes: separating the rind and the pulp of the watermelon, preprocessing the rind, and using the preprocessed rind to extract the Citrulline; subjecting the pulp to biological enzymolysis and filtering, centrifuging a filtrate, using a precipitate and a filter residue obtained after the centrifuging to extract the Lycopene, and using a supernatant obtained after the centrifuging to extract the Citrulline. By using the method for synchronously extracting Lycopene and Citrulline from the watermelon of the present invention, about 0.5 kg of Lycopene (6% content) and more than 1.2 kg of Citrulline which are worthy of nearly ten thousand yuan can be extracted from each ton of imperfect watermelons, the economic benefit of each ton of watermelons can be increased by more than 5000 yuan after extraction costs are deducted, and the method is high in economic benefits.Type: GrantFiled: May 31, 2020Date of Patent: December 22, 2020Assignee: ZHENGZHOU FRUIT RESEARCH INSTITUTE CHINESE ACADEMY OF AGRICULTURAL SCIENCESInventors: Zhonggao Jiao, Jiechao Liu, Chunling Zhang, Qiang Zhang, Hui Liu, Zhenzhen Lv, Wenbo Yang, Dalei Chen
-
Publication number: 20200385323Abstract: A method for simultaneously extracting Lycopene and Citrulline from a watermelon includes: separating the rind and the pulp of the watermelon, preprocessing the rind, and using the preprocessed rind to extract the Citrulline; subjecting the pulp to biological enzymolysis and filtering, centrifuging a filtrate, using a precipitate and a filter residue obtained after the centrifuging to extract the Lycopene, and using a supernatant obtained after the centrifuging to extract the Citrulline. By using the method for synchronously extracting Lycopene and Citrulline from the watermelon of the present invention, about 0.5 kg of Lycopene (6% content) and more than 1.2 kg of Citrulline which are worthy of nearly ten thousand yuan can be extracted from each ton of imperfect watermelons, the economic benefit of each ton of watermelons can be increased by more than 5000 yuan after extraction costs are deducted, and the method is high in economic benefits.Type: ApplicationFiled: May 31, 2020Publication date: December 10, 2020Inventors: Zhonggao JIAO, Jiechao LIU, Chunling ZHANG, Qiang ZHANG, Hui LIU, Zhenzhen LV, Wenbo YANG, Dalei CHEN
-
Patent number: 10837035Abstract: The present invention relates to the technical field of natural substance extraction. Disclosed is a method for extracting Citrulline from a watermelon. The method for extracting Citrulline from a watermelon in the present invention comprises Raw material pretreatment, ultrasound-enzymatic hydrolysis assisted solvent leaching, and purification steps. The purification step comprises microbial fermentation, ion-exchange resin purification, macroporous adsorption resin discoloration, and crystallization and recrystallization. The method for extracting Citrulline in the present invention is simple, requires a mild condition, and has a good extraction effect on Citrulline. The purity of Citrulline after purification is more than 90%. In addition, the Citrulline extracted by the method in the present invention meets the related health requirements and product quality standards, can be applied to food and health food industries as a raw material, and has natural security advantages.Type: GrantFiled: May 31, 2020Date of Patent: November 17, 2020Assignee: ZHENGZHOU FRUIT RESEARCH INSTITUTE CHINESE ACADEMY OF AGRICULTURAL SCIENCESInventors: Zhonggao Jiao, Jiechao Liu, Chunling Zhang, Qiang Zhang, Hui Liu, Zhenzhen Lv, Wenbo Yang, Dalei Chen
-
Publication number: 20200291437Abstract: The present invention relates to the technical field of natural substance extraction. Disclosed is a method for extracting Citrulline from a watermelon. The method for extracting Citrulline from a watermelon in the present invention comprises Raw material pretreatment, ultrasound-enzymatic hydrolysis assisted solvent leaching, and purification steps. The purification step comprises microbial fermentation, ion-exchange resin purification, macroporous adsorption resin discoloration, and crystallization and recrystallization. The method for extracting Citrulline in the present invention is simple, requires a mild condition, and has a good extraction effect on Citrulline. The purity of Citrulline after purification is more than 90%. In addition, the Citrulline extracted by the method in the present invention meets the related health requirements and product quality standards, can be applied to food and health food industries as a raw material, and has natural security advantages.Type: ApplicationFiled: May 31, 2020Publication date: September 17, 2020Inventors: Zhonggao JIAO, Jiechao LIU, Chunling ZHANG, Qiang ZHANG, Hui LIU, Zhenzhen LV, Wenbo YANG, Dalei CHEN
-
Publication number: 20190274065Abstract: The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services.Type: ApplicationFiled: October 31, 2017Publication date: September 5, 2019Inventors: Yi ZHAO, Shichang ZHANG, Lixiang XU, Weina LI, Yuhan HU, Chunling ZHANG
-
Patent number: 8918054Abstract: Embodiments of the present invention provide an interference elimination method, an interference elimination device and a communication system, which are used to implement the effective elimination of signal interference of a receiving end. The method includes: according to a received signal, reconstructing a main cell signal, obtaining the reconstructed main cell signal, and subtracting the reconstructed main cell signal from the received signal, so as to obtain a first residual signal; according to the first residual signal, reconstructing an interference cell signal, and obtaining the reconstructed interference cell signal; and according to the received signal and the reconstructed interference cell signal, obtaining an interference-eliminated main cell signal. According to the interference elimination method, the interference elimination device and the communication system in the embodiments of the present invention, the interference elimination may be performed on the received signal effectively.Type: GrantFiled: December 28, 2012Date of Patent: December 23, 2014Assignee: Huawei Technologies Co., Ltd.Inventors: Gengshi Wu, Wenkang Guan, Chunling Zhang, Zhiqun Chen, Nian Peng
-
Patent number: 8897337Abstract: The present invention provides a method for estimating a ratio of average chip energy to a total transmit power spectrum density (Ec/Ior), including: according to a group of spreading codes corresponding to an acquired spreading factor, obtaining an estimated value of Ior; according to a spreading code of a physical channel to be estimated, obtaining an estimated value of Ec; and according to the estimated value of the Ior and the estimated value of the Ec, obtaining an estimated value of EC/Ior. The present invention further provides a device for estimating Ec/Ior. By adopting the method and device for estimating Ec/Ior, when a base station adjusts transmit power of each physical channel, an adjusted value of Ec/Ior can be obtained in real time for accurate estimation.Type: GrantFiled: March 16, 2012Date of Patent: November 25, 2014Assignee: Huawei Technologies Co., Ltd.Inventors: Gengshi Wu, Fengyu Sun, Meng Hua, Chunling Zhang
-
Patent number: 8780956Abstract: A method and a device for determining a smooth window length in channel estimation is provided. The method includes: obtaining autocorrelation values of pilot signals, where the autocorrelation values include first autocorrelation values and second autocorrelation values, at least two first autocorrelation values exist, and at least one second autocorrelation value exists; determining a speed range according to symbols of the first autocorrelation values or the symbols of the first autocorrelation values and a ratio value between the second autocorrelation value and one of the first autocorrelation values; and determining the smooth window length according to the speed range. Through the method provided in embodiments of the present invention, the problems caused by a fixed smooth window length may be avoided, and this improves system performance.Type: GrantFiled: July 26, 2011Date of Patent: July 15, 2014Assignee: Huawei Device Co., Ltd.Inventors: Gengshi Wu, Fengyu Sun, Meng Hua, Chunling Zhang, Shurong Jiao
-
Patent number: 8750347Abstract: Embodiments of the present invention disclose a code channel detecting method and a related device and a communication system. In the solutions provided by the embodiments of the present invention, whether a DPA code channel is in an active state is determined with multiple thresholds based on a first reference value and a third reference value, or based on a first reference value, a second reference value and a third reference value. This mechanism takes multiple possible false determination situations into consideration, thereby ensuring a code channel correct detection rate in multiple interference scenarios and relatively reducing a false alarm rate.Type: GrantFiled: December 14, 2012Date of Patent: June 10, 2014Assignee: Huawei Technologies Co., Ltd.Inventors: Feng Li, Chunling Zhang, Wenkang Guan, Jing Guo
-
Patent number: 8711914Abstract: A channel estimating method and device are provided. The method includes: performing multi-path searching on a pilot channel, and performing interpolation on a channel estimation value at a radial position of the multi-path searching (101); performing raised cosine de-convolution on the channel estimation value that undergoes the interpolation (102); acquiring the channel estimation value at each radial position in the pilot channel according to the channel estimation value that undergoes the raised cosine de-convolution and a sample deviation acquired by performing the multi-path searching (103). The channel estimating method and device eliminate the sample deviation of the channel estimation value, improve the demodulation performance, and evidently reduce the operation workload.Type: GrantFiled: May 3, 2012Date of Patent: April 29, 2014Assignee: Huawei Device Co., Ltd.Inventors: Gengshi Wu, Meng Hua, Chunling Zhang, Shurong Jiao, Xiuqin Peng
-
Publication number: 20130096913Abstract: There is provided an apparatus and method for encoding a speech signal. The encoding comprises: receiving a plurality of current samples of the speech signals; extrapolating a plurality of look-ahead samples from the current samples; and performing linear prediction analysis using the current samples and the extrapolated look-ahead samples.Type: ApplicationFiled: November 30, 2011Publication date: April 18, 2013Applicant: TELEFONAKTIEBOLAGET L M ERICSSION (publ)Inventors: Stefan BRUHN, Jingming Kuang, Jing Wang, Chunling Zhang, Shenghui Zhao
-
Patent number: 8300677Abstract: A signal detecting method and device for a multi-codeword multi-input multi-output (MIMO) system are provided, which are used in the field of communication and solve the problem that it is complex to implement a signal detecting method in the multi-codeword MIMO system and the error between the signal obtained through detection and the signal actually transmitted from the transmitting end is large. The method includes: converting a received complex number signal into a real number signal; performing channel estimation to obtain a channel matrix; correcting the channel matrix to obtain an equivalent corrected matrix; generating an equivalent detecting signal according to the equivalent corrected matrix and the real number signal obtained through conversion; quantizing the equivalent detecting signal to obtain an equivalent quantized detecting signal; and generating a signal transmitted from a transmitting end according to the equivalent quantized detecting signal.Type: GrantFiled: December 30, 2010Date of Patent: October 30, 2012Assignee: Huawei Technologies Co., Ltd.Inventors: Meng Hua, Gengshi Wu, Chunling Zhang, Shurong Jiao
-
Publication number: 20120236908Abstract: The present invention provides a method for estimating a ratio of average chip energy to a total transmit power spectrum density (Ec/Ior), including: according to a group of spreading codes corresponding to an acquired spreading factor, obtaining an estimated value of Ior; according to a spreading code of a physical channel to be estimated, obtaining an estimated value of Ec; and according to the estimated value of the Ior and the estimated value of the Ec, obtaining an estimated value of EC/Ior. The present invention further provides a device for estimating Ec/Ior. By adopting the method and device for estimating Ec/Ior, when a base station adjusts transmit power of each physical channel, an adjusted value of Ec/Ior can be obtained in real time for accurate estimation.Type: ApplicationFiled: March 16, 2012Publication date: September 20, 2012Applicant: Huawei Technologies Co., Ltd.Inventors: Gengshi Wu, Fengyu Sun, Meng Hua, Chunling Zhang
-
Publication number: 20120213264Abstract: A channel estimating method and device are provided. The method includes: performing multi-path searching on a pilot channel, and performing interpolation on a channel estimation value at a radial position of the multi-path searching (101); performing raised cosine de-convolution on the channel estimation value that undergoes the interpolation (102); acquiring the channel estimation value at each radial position in the pilot channel according to the channel estimation value that undergoes the raised cosine de-convolution and a sample deviation acquired by performing the multi-path searching (103). The channel estimating method and device eliminate the sample deviation of the channel estimation value, improve the demodulation performance, and evidently reduce the operation workload.Type: ApplicationFiled: May 3, 2012Publication date: August 23, 2012Applicant: Huawei Device Co., Ltd.Inventors: Gengshi Wu, Meng Hua, Chunling Zhang, Shurong Jiao, Xiuqin Peng
-
Publication number: 20120033713Abstract: The present invention discloses a method for receiving and processing data. The method includes: convoluting a channel estimate value of a receive end with an SCH signal transmitted by a transmit end on an SCH and obtaining an SCH signal in a receive signal of the receive end; evaluating a difference between the receive signal and the SCH signal in the receive signal. An apparatus, and a user terminal are also disclosed in the present invention. By using the method and apparatus of the present invention, the SCH signal in a receiver may be restored and removed from the receive signal, and interference of the SCH on other channels may be eliminated, thereby improving performance of the receiver.Type: ApplicationFiled: October 14, 2011Publication date: February 9, 2012Applicant: Huawei Device Co., Ltd.Inventors: Jing Yang, Gengshi Wu, Nian Peng, Chunling Zhang, Meng Hua