Patents by Inventor Lixin Sun

Lixin Sun 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: 20190289535
    Abstract: A method for measuring a quality of a wireless link and a user equipment are provided. The method includes obtaining a probability that a base station successfully transmits a DRS; detecting a CRS in each subframe in a predetermined assessment period to obtain a subframe status of each subframe, the subframe status including a status that the CRS is detected and a status that the DRS is not detected in a wireless link measurement window; determining a status generation reason of a subframe having the status that the DRS is not detected in the wireless link measurement window, according to the probability; and performing a predetermined detection to the quality of the wireless link in the predetermined assessment period according to the status generation reason and the subframe status of the subframe, so as to determine a state of the wireless link.
    Type: Application
    Filed: May 24, 2017
    Publication date: September 19, 2019
    Inventors: YANG LU, LIXIN SUN, YINGZHE DING
  • Publication number: 20190274094
    Abstract: A method and a device for transmitting SI, a base station and a UE are provided. The method includes: determining a position of an SI window corresponding to each piece of SI, and determining a configuration parameter of each SI window in accordance with the position of the SI window; transmitting a DRS to a UE, the configuration parameter of each SI window being carried in an eSIB in the DRS; and transmitting the SI to the UE through each SI window. Each SI window corresponds to one piece of SI, and parts of the SI windows are configured in a radio link measurement window for a serving cell to which the UE belongs.
    Type: Application
    Filed: May 16, 2017
    Publication date: September 5, 2019
    Inventors: YANG LU, LIXIN SUN, YINGZHE DING
  • Publication number: 20190239146
    Abstract: A method and an apparatus for indicating a type of a PSP-ID are provided. The method includes: generating a system message by an access device, wherein the system message includes multiple PSP-IDs, PSP-IDs of a same type among the multiple PSP-IDs are sequentially arranged, and different types of PSP-IDs among the multiple PSP-IDs are arranged according to a preset sequential order, and the system message further includes indication information for each type of PSP-IDs, and the indication information is used for indicating a location of each type of PSP-IDs; and transmitting the system message by the access device.
    Type: Application
    Filed: June 21, 2017
    Publication date: August 1, 2019
    Applicant: Baicells Technologies Co. Ltd.
    Inventors: Mingyu ZHOU, Lixin SUN, Yingzhe DING
  • Publication number: 20190225719
    Abstract: The present disclosure relates to a multi- or dual-headed composition having the formula (I) or (II). The present disclosure also relates to a process for preparing the multi- or dual-headed composition having the formula (I) or (II), the process including combining 1,2,4-trivinylcyclochexane, an organometallic compound, and a catalyst precursor. The present disclosure further relates to use of the composition having the formula (I) or (II) in olefin polymerization.
    Type: Application
    Filed: September 29, 2017
    Publication date: July 25, 2019
    Inventors: Lixin Sun, Zhe Zhou, Jaclyn Murphy, Edmund M. Carnahan
  • Publication number: 20190215742
    Abstract: A measurement method for wireless communication networks, a base station and a terminal are provided. The method includes transmitting measurement configuration information to a terminal, wherein the measurement configuration information includes measurement object configuration information carrying a differentiation indication usable to differentiate a measurement object type; receiving a measurement result transmitted by the terminal after the terminal measures a determined measurement object which is determined according to the differentiation indication by the terminal, the measurement object type includes a Licensed-Assisted Access (LAA) cell configured with LAA frequency bins, a Long Term Evolution (LTE) cell configured with LTE frequency bins, or a MulteFire cell configured with MulteFire frequency bins; and the differentiation indication is an Absolute Radio Frequency Channel Number.
    Type: Application
    Filed: June 30, 2017
    Publication date: July 11, 2019
    Applicant: Baicells Technologies Co. Ltd.
    Inventors: YANG LU, Lixin Sun, Yingzhe Ding
  • Publication number: 20190182729
    Abstract: A method for distinguishing a measurement object, a base station and a UE are provided. The method includes: in case of determining to configure the UE to perform measurement to a neighboring cell, generating measurement configuration for the neighboring cell, wherein the measurement configuration includes a measurement object configuration IE and a measurement report configuration IE, and the measurement object configuration IE or a combination of the measurement object configuration IE and the measurement report configuration IE is used to indicate a RAT type of the measurement configuration; transmitting the measurement configuration to the UE so as to instruct the UE to perform measurement to a measurement object indicated in the measurement configuration; and receiving a measurement result message transmitted by the UE through a measurement result report IE after the UE performs the measurement to the measurement object.
    Type: Application
    Filed: June 13, 2017
    Publication date: June 13, 2019
    Applicant: Baicells Technologies Co. Ltd.
    Inventors: Yang LU, Lixin SUN, Yingzhe DING
  • Publication number: 20190141588
    Abstract: The present disclosure provides an information configuration method and an information configuration device. The information configuration method includes steps of: determining whether or not it is necessary to transmit DMTC information about synchronized neighboring cells and DMTC information about asynchronized neighboring cells to a UE; and in the case that it is necessary to transmit the DMTC information about the synchronized neighboring cells and the DMTC information about the asynchronized neighboring cells to the UE, transmitting first DMTC information about the neighboring cells to the UE, the first DMTC information about in the neighboring cells indicating the DMTC information about the synchronized neighboring cells and the DMTC information about the asynchronized neighboring cells to the UE.
    Type: Application
    Filed: September 4, 2017
    Publication date: May 9, 2019
    Applicant: Baicells Technologies Co. Ltd.
    Inventors: Yang LU, Lixin SUN, Yingzhe DING
  • Publication number: 20190132775
    Abstract: A method and a device for indicating a UE capability, a UE and a base station are provided. The method for indicating the UE capability for use in the UE includes steps of: receiving from a base station a request message for acquiring the UE capability; indicating a capability of an MF mode supported by the UE in UE capability information, the capability of the MF mode supported by the UE including a frequency band and/or a function feature of the MF mode supported by the UE; and transmitting the UE capability information to the base station.
    Type: Application
    Filed: July 25, 2017
    Publication date: May 2, 2019
    Applicant: Baicells Technologies Co.Ltd.
    Inventors: Yang LU, Lixin SUN, Yingzhe DING
  • Patent number: 10160817
    Abstract: A first ethylene-based interpolymer comprising, in polymerized form, monomer units derived from ethylene and from a benzocyclobutene (VBCB) structure of Structure 1; wherein n is from 3 to 10; and wherein the ethylene-based polymer comprises, in polymerized form, from 0.02 to 0.70 wt % of the Structure 1, based on the weight of the first ethylene-based interpolymer, as determined by 1H NMR is provided. Further provided is a composition which comprises a second ethylene-based inter-polymer formed by thermally treating a first ethylene-based interpolymer.
    Type: Grant
    Filed: December 23, 2015
    Date of Patent: December 25, 2018
    Assignee: Dow Global Technologies LLC
    Inventors: Liam P. Spencer, Sean W. Ewart, David M. Pearson, Lixin Sun
  • Publication number: 20180273654
    Abstract: The present disclosure relates to a one-pot process for synthesizing functional compounds or functional polymers by reacting an aldehyde with an alkyl-zinc or polymeryl-zinc composition in the presence of a specific Lewis acid, wherein the reaction is rapid and facile at high temperatures.
    Type: Application
    Filed: September 28, 2016
    Publication date: September 27, 2018
    Inventors: Lixin Sun, David D. Devore
  • Publication number: 20180265602
    Abstract: The present disclosure relates to a process for synthesizing multi- or dual-headed compositions having the formula R1MA[R2MA-]NR1 by employing a sterically hindered compound and an organometallic compound in the presence of a transition metal catalyst. The present disclosure further relates to use of the compositions, as well as the process to make the same, in olefin polymerization.
    Type: Application
    Filed: September 28, 2016
    Publication date: September 20, 2018
    Inventors: Lixin Sun, David D. Devore
  • Publication number: 20180201696
    Abstract: A method for preparing ammonium tetrakis(pentafluorophenyl)borate salt comprising reacting a secondary amine with an aldehyde to form an iminium ion; hydrogenating the iminium ion by reaction with a reducing agent to form a tertiary amine; reacting the tertiary amine with a mineral acid to form an amine salt; and reacting the amine salt with K[B(C6F5)4], Li[B(C6F5)4], or combinations thereof to form an ammonium tetrakis(pentafluorophenyl)borate salt, wherein the secondary amine is derived from a non-animal source and the aldehyde has seven or more carbon atoms; wherein the ammonium tetrakis(pentafluorophenyl)borate salt is characterized by a solubility at 25° C. in hexane, cyclohexane or methylcyclohexane of at least 10 weight percent; and wherein the tertiary amine has a molecular weight of at least 450 g/mole is provided.
    Type: Application
    Filed: March 16, 2018
    Publication date: July 19, 2018
    Applicant: Dow Global Technologies LLC
    Inventors: Lixin Sun, Daniel D. VanderLende
  • Patent number: 9951153
    Abstract: A method for preparing ammonium tetrakis(pentafluorophenyl)borate salt comprising reacting a secondary amine with an aldehyde to form an iminium ion; hydrogenating the iminium ion by reaction with a reducing agent to form a tertiary amine; reacting the tertiary amine with a mineral acid to form an amine salt; and reacting the amine salt with K[B(C6F5)4], Li[B(C6F5)4], or combinations thereof to form an ammonium tetrakis(pentafluorophenyl)borate salt, wherein the secondary amine is derived from a non-animal source and the aldehyde has seven or more carbon atoms; wherein the ammonium tetrakis(pentafluorophenyl)borate salt is characterized by a solubility at 25° C. in hexane, cyclohexane or methylcyclohexane of at least 10 weight percent; and wherein the tertiary amine has a molecular weight of at least 450 g/mole is provided.
    Type: Grant
    Filed: July 31, 2013
    Date of Patent: April 24, 2018
    Assignee: Dow Global Technologies LLC
    Inventors: Lixin Sun, Daniel D. VanderLende
  • Publication number: 20180105626
    Abstract: The invention provides a process to form a polymer composition comprising at least one ethylene/?-olefin/non-conjugated polyene interpolymer, and wherein the polymer composition has at least the following properties: a) a Mw/V0.1 ratio greater than, or equal to, 1.80 (g/mol)/(Pa·s); said process comprising polymerizing one or more mixture(s) comprising ethylene, an ?-olefin and a non-conjugated polyene in the presence of a catalyst system comprising a metal-ligand complex of Formula (I), as described herein.
    Type: Application
    Filed: March 1, 2016
    Publication date: April 19, 2018
    Inventors: Philip P. Fontaine, Lixin Sun, Colin Li Pi Shan, Juan C. Tuberquia, Susan G. Brown, Edward O. Madenjian, Gregory J. Brennan
  • Publication number: 20170369609
    Abstract: A first ethylene-based interpolymer comprising, in polymerized form, monomer units derived from ethylene and from a benzocyclobutene (VBCB) structure of Structure 1; wherein n is from 3 to 10; and wherein the ethylene-based polymer comprises, in polymerized form, from 0.02 to 0.70 wt % of the Structure 1, based on the weight of the first ethylene-based interpolymer, as determined by 1H NMR is provided. Further provided is a composition which comprises a second ethylene-based inter-polymer formed by thermally treating a first ethylene-based interpolymer.
    Type: Application
    Filed: December 23, 2015
    Publication date: December 28, 2017
    Inventors: Liam P. Spencer, Sean W. Ewart, David M. Pearson, Lixin Sun
  • Patent number: 9743284
    Abstract: Embodiments of the present invention relate to a spectrum allocation method and device. The method includes: determining, by a first base station, according to first broadcast information sent by at least one second base station, usage of a preferred frequency band of the at least one second base station; and determining, by the first base station, according to the usage of the preferred frequency band of the at least one second base station, use of the preferred frequency band of the at least one second base station by the first base station. Therefore, it is implemented that a spectrum resource utilization ratio is improved.
    Type: Grant
    Filed: January 15, 2015
    Date of Patent: August 22, 2017
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Lixin Sun, Sha Ma, Xuelong Wang, Juan Zheng
  • Patent number: 9479316
    Abstract: The unicast communication method includes: grouping, by a base station, terminals based on channel condition levels according to measurement information of an uplink channel, so as to obtain at least two channel condition level groups; selecting a modulation-coding mode suitable for each channel condition level group, and decoding a packet to be sent to a terminal by using fountain codes, so as to obtain a fountain code block; sending the fountain code block to the terminal; receiving, by the terminal, the fountain code block of the packet sent by the base station; determining a channel condition level group to which the terminal belongs, decoding the fountain code block by using the modulation-coding mode corresponding to the channel condition level group; and sending or not sending acknowledgment feedback to the base station.
    Type: Grant
    Filed: June 6, 2014
    Date of Patent: October 25, 2016
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Lixin Sun, Sha Ma, Yang Li
  • Patent number: 9422375
    Abstract: Provided is a non-cyclopentadienyl-based chromium-ligand complex, preferably a chromium-ligand complex of formula (J): LCr(RA)m(D)k (J), wherein L is a non-Cp monoanionic ligand; Cr (chromium) is in a formal oxidation state of +3 or +2; when Cr formally is Cr+3, either m is 1 and RA is hydrocarbylene (a hydrocarbylene chromium-ligand complex of formula (J)) or m is 2 and each RA independently is hydrocarbyl (a dihydrocarbyl chromium-ligand complex of formula (J)), wherein each hydrocarbyl or hydrocarbylene of RA independently is unsubstituted or substituted by from 1 to 5 RAS; each RAS independently is a neutral aprotic heteroalkyl, neutral aprotic heterocycloalkyl, neutral aprotic heteroaryl, or neutral aprotic aryl; when Cr formally is Cr+2, m is 1 and RA is hydrocarbyl (a hydrocarbyl chromium-ligand complex of formula (J)); k is an integer of 0 or 1; D is absent when k is 0 or D is a neutral ligand when k is 1; wherein the chromium-ligand complex of formula (J) is overall neutral and lacks a cyclopentadien
    Type: Grant
    Filed: November 3, 2015
    Date of Patent: August 23, 2016
    Inventors: Matthew D. Christianson, Timothy S. De Vries, Robert D J Froese, Matthias S. Ober, Jasson T. Patton, Duane R. Romer, Gordon R. Roof, Lixin Sun, Endre Szuromi, Curt N. Theriault, Dean M. Welsh, Timothy T. Wenzel, Paul H. Moran
  • Patent number: 9363706
    Abstract: A method, a device and a system for signal transmission are disclosed in embodiments of the present invention. The method comprises: selecting a multiplexing mode of signals to be transmitted by a cell according to interference strength received by the cell and/or interference strength received by a neighboring cell; notifying a receiver of the multiplexing mode of the signals to be transmitted by the cell; and transmitting the signals to be transmitted by the cell according to the multiplexing mode of the signals to be transmitted by the cell. Through the signal transmission method, device and system provided herein, the multiplexing mode is selected adaptively according to the interference strength. Therefore, the inter-cell interference is reduced, the reliability of channel detection is improved, the system complexity is reduced, and the cost is saved.
    Type: Grant
    Filed: November 7, 2012
    Date of Patent: June 7, 2016
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Lixin Sun, Lei Wan, Lixia Xue, Xinrui Feng, Zheng Yu, Sha Ma
  • Patent number: 9296836
    Abstract: Provided is a non-cyclopentadienyl-based chromium-ligand complex, preferably a chromium-ligand complex of formula (J): LCr(RA)m(D)k (J), wherein L is a non-Cp monoanionic ligand; Cr (chromium) is in a formal oxidation state of +3 or +2; when Cr formally is Cr+3, either m is 1 and RA is hydrocarbylene (a hydrocarbylene chromium-ligand complex of formula (J)) or m is 2 and each RA independently is hydrocarbyl (a dihydrocarbyl chromium-ligand complex of formula (J)), wherein each hydrocarbyl or hydrocarbylene of RA independently is unsubstituted or substituted by from 1 to 5 RAS; each RAS independently is a neutral aprotic heteroalkyl, neutral aprotic heterocycloalkyl, neutral aprotic heteroaryl, or neutral aprotic aryl; when Cr formally is Cr+2, m is 1 and RA is hydrocarbyl (a hydrocarbyl chromium-ligand complex of formula (J)); k is an integer of 0 or 1; D is absent when k is 0 or D is a neutral ligand when k is 1; wherein the chromium-ligand complex of formula (J) is overall neutral and lacks a cyclopentadien
    Type: Grant
    Filed: May 11, 2012
    Date of Patent: March 29, 2016
    Inventors: Matthew D. Christianson, Timothy S. De Vries, Robert D. Froese, Matthias S. Ober, Jasson T. Patton, Duane R. Romer, Gordon R. Roof, Lixin Sun, Endre Szuromi, Curt N. Theriault, Dean M. Welsh, Timothy T. Wenzel, Paul H. Moran