Patents by Inventor Bin Da
Bin Da 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: 11979916Abstract: Disclosed are a method and apparatus for determining an RA-RNTI. In the present application, a base station receives a random access preamble sent by a terminal; the base station determines an RA-RNTI according to a time-frequency resource occupied by the random access preamble, and the time-frequency resource is a time-frequency resource of an orthogonal frequency division multiplexing (OFDM) symbol level; and the base station sends a random access response message, and the random access response message includes downlink control information allocated, by the base station, for the terminal, and the downlink control information is scrambled using the RA-RNTI. By means of the present application, an RA-RNTI can be determined during a random access process of an NR system.Type: GrantFiled: June 14, 2023Date of Patent: May 7, 2024Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.Inventors: Bin Ren, Zheng Zhao, Ren Da, Tie Li, Fang-Chen Cheng
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Patent number: 11940549Abstract: A positioning method and device used for solving the problems of the existing method for determining an integer ambiguity being relatively difficult and relatively time-consuming. During positioning, the method includes a receiving device determining a virtual phase measured value according to at least two received C-PRS signals (600); determining a TOA measured value according to a received PRS signal (601); determining a virtual integer ambiguity according to the TOA measured value and the virtual phase measured value (602); and finally, determining the location of the receiving device according to the virtual integer ambiguity (603). An integer ambiguity search space is reduced, and the integer ambiguity is determined faster, thus improving the efficiency of determining the location of the receiving device.Type: GrantFiled: December 16, 2019Date of Patent: March 26, 2024Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.Inventors: Ren Da, Bin Ren, Deshan Miao, Hui Li, Xueyuan Gao
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Publication number: 20240080797Abstract: A method and a device for positioning a terminal are provided. The method includes: measuring, by the terminal, a downlink positioning reference signal of a TRP, to obtain a measurement result for the downlink positioning reference signal, where at least one downlink positioning reference signal is measured by using at least two reception beams to obtain at least two measurement results; and transmitting, by the terminal, the measurement result for the downlink positioning reference signal of the TRP to a network.Type: ApplicationFiled: January 13, 2022Publication date: March 7, 2024Applicant: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.Inventors: Hui LI, Bin REN, Xiaotao REN, Ren DA
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Patent number: 11921226Abstract: A method and a device for positioning are provided. The method for positioning includes: measuring, by a first vehicle, a positioning reference signal PRS and a carrier phase reference signal C-PRS sent by a plurality of positioning reference devices, to obtain a plurality of PRS measurement results and a plurality of C-PRS measurement results, the plurality of positioning reference devices including a network side device and other vehicles; performing, by the first vehicle, a positioning operation according to the plurality of PRS measurement results and the plurality of C-PRS measurement results.Type: GrantFiled: November 21, 2019Date of Patent: March 5, 2024Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.Inventors: Ren Da, Bin Ren, Deshan Miao, Hui Li, Xueyuan Gao
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Publication number: 20240073852Abstract: The present application discloses a signal processing method and an apparatus, which are used to achieve signal compensation on the basis of a relative group delay, and to improve the precision of TOA estimation, thereby finally improving the positioning precision of UE. The signal processing method provided in the present application comprises: performing channel estimation processing on the basis of a received positioning reference signal (PRS), to obtain a frequency domain channel response; determining a difference value of a relative group delay of a sub-band on the basis of the frequency domain channel response; and compensating, on the basis of the difference value of the relative group delay of the sub-band, a locally received PRS or the frequency domain channel response; or reporting the difference value of the relative group delay of the sub-band to a transmitting end, and compensating a transmission signal by means of the transmitting end.Type: ApplicationFiled: January 17, 2022Publication date: February 29, 2024Inventors: Bin REN, Ren DA, Rongyi FANG, Zhenyu ZHANG
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Patent number: 11917571Abstract: Disclosed in the present application are a locating method for an uplink time difference of arrival, and an apparatus thereof.Type: GrantFiled: September 30, 2019Date of Patent: February 27, 2024Assignee: Datang Mobile Communications Equipment Co., Ltd.Inventors: Ren Da, Fang-Chen Cheng, Hui Li, Haiyang Quan, Bin Ren, Xueyuan Gao, Qiubin Gao
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Patent number: 11310167Abstract: The present disclosure relates to resource reservation methods. One example method includes receiving, by a controller, a resource reservation request that is of a communication session and that is sent by a sending device, where the resource reservation request carries resource requirement information, obtaining, by the controller based on the resource reservation request, identification information of a network device through which data transmission of the communication session to be performed between the sending device and a receiving device passes, and a resource index of the network device, sending, by the controller, the resource requirement information and the resource index to the network device based on the identification information, where the resource requirement information and the resource index are used to instruct the network device to configure a resource for the communication session, and sending, by the controller, the identification information and the resource index to the sending device.Type: GrantFiled: February 7, 2020Date of Patent: April 19, 2022Assignee: Huawei Technologies Co., Ltd.Inventors: Rui Meng, Chuang Wang, Bin Da
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Publication number: 20220042935Abstract: A system and a method for monitoring a beam in an inspection system are provided. The system includes an image sensor configured to collect a sequence of images of a beam spot of a beam formed on a surface, each image of the sequence of images having been collected at a different exposure time of the image sensor, and a controller configured to combine the sequence of images to obtain a beam profile of the beam.Type: ApplicationFiled: August 26, 2019Publication date: February 10, 2022Inventors: Jian ZHANG, Ning YE, DanJing HUANG, Bin-Da CHAN
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Publication number: 20200366474Abstract: Embodiments of the disclosure provide a private key generation method and a device. The method includes: receiving, by a first terminal from a second terminal, a first half session key parameter corresponding to the second terminal and an identifier of the second terminal; sending, by the first terminal, the first half session key parameter corresponding to the second terminal and the identifier of the second terminal to an IKMS entity; sending, by the first terminal to the second terminal, the second half session key parameter corresponding to the second terminal and the encrypted private key corresponding to the second terminal that are sent by the IKMS entity, where the second half session key parameter corresponding to the second terminal is used to decrypt the encrypted private key corresponding to the second terminal. This can prevent a private key from being stolen, and prevent communication information between groups from being stolen.Type: ApplicationFiled: August 4, 2020Publication date: November 19, 2020Inventors: Donghui WANG, Bin DA, Hongpei LI
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Publication number: 20200244591Abstract: The present disclosure relates to resource reservation methods. One example method includes receiving, by a controller, a resource reservation request that is of a communication session and that is sent by a sending device, where the resource reservation request carries resource requirement information, obtaining, by the controller based on the resource reservation request, identification information of a network device through which data transmission of the communication session to be performed between the sending device and a receiving device passes, and a resource index of the network device, sending, by the controller, the resource requirement information and the resource index to the network device based on the identification information, where the resource requirement information and the resource index are used to instruct the network device to configure a resource for the communication session, and sending, by the controller, the identification information and the resource index to the sending device.Type: ApplicationFiled: February 7, 2020Publication date: July 30, 2020Inventors: Rui MENG, Chuang WANG, Bin DA
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Patent number: 10491601Abstract: An area restricted access system, method, and non-transitory computer-readable storage medium are provided. The system includes an access device and a first service device located in a service area, wherein the access device locates a user device via a first type of wireless signals and obtains a first location parameter. The first service device monitors and locates the user device via a second type of wireless signals and obtains a second location parameter. The area restricted access system generates a modified location parameter based on the first and the second location parameters and determines whether the user device is within or out of the service area based on the modified location parameter. The first service device allows the user device to access the first service device when the user device is within the service area, and forbids the user device to access the first service device when the user device is out of the service area.Type: GrantFiled: July 1, 2016Date of Patent: November 26, 2019Assignee: RICOH COMPANY, LTD.Inventors: Bin Da, Wei Wang, Haihua Yu, Ke Liao, Linju Yang
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Patent number: 10246698Abstract: An intermediate composite capable of transferring a biological or chemical material to be patterned on a surface. The intermediate composite includes a hydrogel, and particles suspended in the hydrogel, generating a particle-gel composite (composite), the composite is configured to absorb a biological or chemical material (agent), and further configured to deposit the agent when the composite is positioned proximate to a surface on which the agent is to be deposited.Type: GrantFiled: December 25, 2017Date of Patent: April 2, 2019Assignee: Purdue Research FoundationInventors: Cagri A. Savran, Bin-Da Chan, Richard Lee Gieseck, III
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Patent number: 10151620Abstract: A device for weighing micro- and nano-sized particles.Type: GrantFiled: October 31, 2017Date of Patent: December 11, 2018Assignee: Purdue Research FoundationInventors: Cagri Abdullah Savran, Bin-Da Chan, Kutay Icoz
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Patent number: 10123158Abstract: Disclosed is a method of recognizing a user of at least one mobile device by using an imaging device. The method comprises a first obtainment step of obtaining first positional information of the user of the at least one mobile device by using the imaging device; a second obtainment step of obtaining both second positional information and ID information of the at least one mobile device; a comparison step of comparing the first and second positional information so as to obtain a comparison result; and a determination step of determining, based on the comparison result, whether or not to let the ID information of the at least one mobile device be associated with the user of the at least one mobile device.Type: GrantFiled: February 1, 2016Date of Patent: November 6, 2018Assignee: Ricoh Company, Ltd.Inventors: Ke Liao, Bin Da, Wei Wang, Haihua Yu, Xin Wang
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Patent number: 10012527Abstract: A method for measuring mass of a micro- and nano-sized particle. The method includes placing the micro- or nano-sized particle on a resonator having an oscillator and a first and second cantilevered arms with interdigitating finger, energizing the oscillator at a selective frequency thereby causing mechanical vibration in the first and second cantilevered arms, directing a light beam from a light source onto the interdigitating fingers, sensing intensity of light of the reflected diffraction pattern by at least one photodetector positioned about at least one of the modes, varying the frequency by sweeping a range of frequencies and correlating the sensed intensity to mass to thereby determine the mass of the micro- or nano-sized particle.Type: GrantFiled: October 31, 2017Date of Patent: July 3, 2018Assignee: Purdue Research FoundationInventors: Cagri Abdullah Savran, Bin-Da Chan, Kutay Icoz
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Publication number: 20180148708Abstract: An intermediate composite capable of transferring a biological or chemical material to be patterned on a surface. The intermediate composite includes a hydrogel, and particles suspended in the hydrogel, generating a particle-gel composite (composite), the composite is configured to absorb a biological or chemical material (agent), and further configured to deposit the agent when the composite is positioned proximate to a surface on which the agent is to be deposited.Type: ApplicationFiled: December 25, 2017Publication date: May 31, 2018Applicant: Purdue Research FoundationInventors: Cagri A. Savran, Bin-Da Chan, Richard Lee Gieseck, III
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Publication number: 20180148709Abstract: An intermediate composite capable of transferring a biological or chemical material to be patterned on a surface. The intermediate composite includes a hydrogel, and particles suspended in the hydrogel, generating a particle-gel composite (composite), the composite is configured to absorb a biological or chemical material (agent), and further configured to deposit the agent when the composite is positioned proximate to a surface on which the agent is to be deposited.Type: ApplicationFiled: December 25, 2017Publication date: May 31, 2018Applicant: Purdue Research FoundationInventors: Cagri A. Savran, Bin-Da Chan, Richard Lee Gieseck, III
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Publication number: 20180066976Abstract: A method for measuring mass of a micro- and nano-sized particle. The method includes placing the micro- or nano-sized particle on a resonator having an oscillator and a first and second cantilevered arms with interdigitating finger, energizing the oscillator at a selective frequency thereby causing mechanical vibration in the first and second cantilevered arms, directing a light beam from a light source onto the interdigitating fingers, sensing intensity of light of the reflected diffraction pattern by at least one photodetector positioned about at least one of the modes, varying the frequency by sweeping a range of frequencies and correlating the sensed intensity to mass to thereby determine the mass of the micro- or nano-sized particle.Type: ApplicationFiled: October 31, 2017Publication date: March 8, 2018Applicant: Purdue Research FoundationInventors: Cagri Abdullah Savran, Bin-Da Chan, Kutay Icoz
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Publication number: 20180066977Abstract: A device for weighing micro- and nano-sized particles.Type: ApplicationFiled: October 31, 2017Publication date: March 8, 2018Applicant: Purdue Research FoundationInventors: Cagri Abdullah Savran, Bin-Da Chan, Kutay Icoz
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Patent number: 9903943Abstract: Disclosed is a method of estimating the distance between two nodes.Type: GrantFiled: October 29, 2015Date of Patent: February 27, 2018Assignee: RICOH COMPANY, LTD.Inventors: Xiaomei Lu, Bin Da, Wei Wang, Linju Yang, Ke Liao