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31. 发明申请

US20120214959A1 ORGANOTIN COMPOUNDS, PREPARATION METHOD THEREOF, AND PREPARATION OF POLYLACTIDE RESIN USING THE SAME 审中-公开
标题翻译：有机化合物，其制备方法和使用该聚合物的聚酯树脂的制备
公开(公告)号：US20120214959A1
公开(公告)日：2012-08-23
申请号：US13392832
申请日：2010-08-31
申请人： In-Su Lee , Sung-Cheol Yoon , Seung-Young Park , Seong-Woo Kim , Young-kyu Do , Kang-Mun Lee
发明人： In-Su Lee , Sung-Cheol Yoon , Seung-Young Park , Seong-Woo Kim , Young-kyu Do , Kang-Mun Lee
IPC分类号： C08G63/85 , C07F7/22
CPC分类号： C08G63/85 , B01J31/0212 , B01J2531/42 , C07F7/2224 , C08G63/08 , C08G63/823
摘要： The present invention relates to an organotin compound represented by R1O—Sn—OR2 (where R1 and R2 are independently a primary, secondary, or tertiary alkyl group having 5 to 30 carbon atoms), a preparation method thereof, and a preparation method for polylactide using the organotin compound. The organotin compound of the present invention is easy to prepare and is used to prepare a polylactide resin having a high molecular weight at a high yield without using a separate initiator.
摘要翻译：本发明涉及由R1O-Sn-OR2（其中R1和R2独立地为具有5-30个碳原子的伯，仲或叔烷基）表示的有机锡化合物，其制备方法和聚丙交酯的制备方法使用有机锡化合物。本发明的有机锡化合物易于制备，并且用于以高产率制备高分子量的聚丙交酯树脂而不使用单独的引发剂。

32. 发明授权

US07947803B2 Apparatus and method for recovering polymer 有权
标题翻译：用于回收聚合物的装置和方法
公开(公告)号：US07947803B2
公开(公告)日：2011-05-24
申请号：US12312857
申请日：2007-12-05
申请人： Sung-Don Hong , In-Su Lee , Jong-Ku Lee , Sung-Ho Chun , Seung-Young Park , Sung-Cheol Yoon
发明人： Sung-Don Hong , In-Su Lee , Jong-Ku Lee , Sung-Ho Chun , Seung-Young Park , Sung-Cheol Yoon
IPC分类号： C08F6/00 , C08G63/02
CPC分类号： C08J3/12 , C08J11/04 , C08J2333/14 , C08J2365/00 , Y02P20/143 , Y02W30/70
摘要： The present invention provides an apparatus for recovering a polymer from polymer solution, and a method of recovering a polymer using the apparatus. The apparatus includes a polymer solution-storage tank for storing a polymer solution; a polymer solution feeding pump for pumping the polymer solution from the polymer solution storage tank; an antisolvent storage tank for storing an antisolvent; an antisolvent feeding pump for pumping the antisolvent from the antisolvent storage tank; a reaction chamber to which the polymer solution pumped by the polymer solution feeding pump and the antisolvent pumped by the antisolvent feeding pump are supplied; a high-speed mixer that is rotated in the reaction chamber at a speed range of 1000 to 30000 rpm, mixes the polymer solution with the antisolvent under a shearing force corresponding to a tip speed of 5 to 30 m/sec, and precipitates a polymer; and a precipitate storage tank for storing the precipitation mixture of the polymer and the solvent/antisolvent.
摘要翻译：本发明提供了一种从聚合物溶液中回收聚合物的装置，以及使用该装置回收聚合物的方法。该装置包括用于储存聚合物溶液的聚合物溶液 - 储存罐; 用于从聚合物溶液储罐泵送聚合物溶液的聚合物溶液进料泵; 用于储存抗溶剂的抗溶剂储罐; 用于从抗溶剂储罐泵出抗溶剂的反溶剂供给泵; 提供由聚合物溶液供给泵泵送的聚合物溶液和由反溶剂供给泵泵送的反溶剂的反应室; 以1000〜30000rpm的速度在反应室内旋转的高速混合机，在对应于5〜30m /秒的叶尖速度的剪切力下将聚合物溶液与抗溶剂混合，并使聚合物 ; 以及用于储存聚合物和溶剂/反溶剂的沉淀混合物的沉淀储存罐。

33. 发明授权

US07353029B2 Handover method for next generation mobile communication system having overlapping area 有权
标题翻译：具有重叠区域的下一代移动通信系统的切换方法
公开(公告)号：US07353029B2
公开(公告)日：2008-04-01
申请号：US11177037
申请日：2005-07-08
申请人： Young-June Choi , Mi-Sun Do , Seung-Young Park , Sung-Hyun Cho , Sae-Woong Bahk , Neung-Hyung Lee
发明人： Young-June Choi , Mi-Sun Do , Seung-Young Park , Sung-Hyun Cho , Sae-Woong Bahk , Neung-Hyung Lee
IPC分类号： H04Q7/20
CPC分类号： H04W36/12 , H04W74/00 , H04W80/00
摘要： Disclosed is a handover method for an IP-based next generation mobile communication system. With a handover method including 1) determining whether or not a predetermined mobile terminal goes into the overlapping area; 2) starting a Layer 3 (L3) handover operation between the neighboring access routers as the mobile terminal goes into the overlapping area; 3) if the Layer 3 handover operation between the neighboring access routers is completed, establishing a data path for the mobile terminal to pass through an access router after the Layer 3 handover; 4) if the mobile terminal leaves a cell area including the mobile terminal in steps 2) and 3), performing by the mobile terminal Layer 2 handover between cells and receiving by the mobile terminal data through a cell base station after the Layer 2 handover and an access router before the Layer 3 handover; and 5) if the mobile terminal leaves a cell area including the mobile terminal after step 3), performing by the mobile terminal Layer 2 handover between cells and receiving by the mobile terminal data through a cell base station after the Layer 2 handover and an access router after the Layer 3 handover.
摘要翻译：公开了一种用于基于IP的下一代移动通信系统的切换方法。一种切换方法，包括：1）确定预定的移动终端是否进入重叠区域; 2）当移动终端进入重叠区域时，开始相邻接入路由器之间的第3层（L3）切换操作; 3）如果相邻接入路由器之间的第3层切换操作完成，则在第3层切换之后建立移动终端通过接入路由器的数据路径; 4）如果移动终端在步骤2）和3）中离开包括移动终端的小区区域，则由移动终端执行第2层小区之间的切换，并且在第2层切换之后由移动终端通过小区基站接收数据;以及第三层交换之前的接入路由器; 以及5）如果移动终端在步骤3之后离开包括移动终端的小区区域），则由移动终端执行第2层小区之间的切换，并且在第2层切换之后由移动终端通过小区基站接收数据和接入路由器在第3层切换之后。

34. 发明申请

US20080043865A1 Method and apparatus for transmitting/receiving feedback information and system supporting the same in a multi-user multi-antenna system 有权
标题翻译：用于在多用户多天线系统中发送/接收反馈信息的方法和装置及支持该反馈信息的系统
公开(公告)号：US20080043865A1
公开(公告)日：2008-02-21
申请号：US11802568
申请日：2007-05-23
申请人： Ho-Jin Kim , Seung-Young Park , David Love , Jianjun Li , Sung-Jin Kim , Il-Han Kim
发明人： Ho-Jin Kim , Seung-Young Park , David Love , Jianjun Li , Sung-Jin Kim , Il-Han Kim
IPC分类号： H04K1/10
CPC分类号： H04L1/0026 , H04B7/0417 , H04B7/0639
摘要： A method and apparatus for transmitting/receiving feedback information in a multi-user multi-antenna system and a system supporting the same are provided, in which all possible combinations are created using column vectors included in a precoding codebook, column vectors are correlated in each of the combinations, column vectors comprising correlations exceeding a reference threshold are designated as similar vectors, at least two similar vector sets are formed with the similar vectors, and feedback information is generated based on the at least two similar vector sets and transmitted.
摘要翻译：提供了一种用于在多用户多天线系统中发送/接收反馈信息的方法和装置以及支持该多用户多天线系统的系统，其中使用包括在预编码码本中的列向量来创建所有可能的组合，列向量在每个将包括超过参考阈值的相关性的列向量指定为相似的向量，则使用相似的向量形成至少两个相似的向量集合，并且基于至少两个相似的向量集合生成反馈信息并发送。

35. 发明申请

US20130090451A1 POLYLACTIDE RESIN HAVING EXCELLENT HEAT RESISTANCE AND PREPARATION METHOD THEREOF 有权
标题翻译：具有优异耐热性的聚酯树脂及其制备方法
公开(公告)号：US20130090451A1
公开(公告)日：2013-04-11
申请号：US13704099
申请日：2011-06-21
申请人： Sung-Cheol Yoon , Seong-Woo Kim , Seung-Young Park , In-Su Lee
发明人： Sung-Cheol Yoon , Seong-Woo Kim , Seung-Young Park , In-Su Lee
IPC分类号： C08G63/85
CPC分类号： C08G63/85 , C08G63/08 , C08G63/823
摘要： The present invention relates to a polylactide resin having excellent heat resistance, a preparation method thereof, and a polylactide resin composition including the same.The polylactide resin is characterized by high polymerization activity owing to an organic coordinated metal catalyst even though it has a low catalyst content, and a molecular weight reduction due to thermal decomposition at high temperature and a rate of thermal decomposition including depolymerization are greatly suppressed by a low catalyst content and a low resin acidity, and thus provided is the polylactide resin having superior heat resistance.
摘要翻译：本发明涉及耐热性优异的聚丙交酯树脂及其制备方法以及包含其的聚交酯树脂组合物。聚丙交酯树脂的特征在于由于有机配位金属催化剂而具有高聚合活性，即使其催化剂含量低，并且由于高温下的热分解和包括解聚在内的热分解速率引起的分子量降低被低催化剂含量和低树脂酸度，因此提供了具有优异耐热性的聚丙交酯树脂。

36. 发明申请

US20130079547A1 METHOD FOR PREPARING ALKYL LACTATE AND A METHOD FOR PREPARING LACTAMIDE USING THE SAME 有权
标题翻译：制备碱性乳杆菌的方法和使用其制备乳糖的方法
公开(公告)号：US20130079547A1
公开(公告)日：2013-03-28
申请号：US13642760
申请日：2011-05-17
申请人： Sung-Cheol Yoon , Seung-Young Park , In-Su Lee
发明人： Sung-Cheol Yoon , Seung-Young Park , In-Su Lee
IPC分类号： C07C67/40 , C07C231/02
CPC分类号： C07C67/40 , C07C231/02 , C07C69/68 , C07C235/06
摘要： This disclosure relates to a method for preparing alkyl lactate with high yield and high selectivity, comprising the step of reacting glycerol with water or alcohol in the presence of a catalyst.In addition, the present invention provides a method for efficiently preparing lactamide using the alkyl lactate.
摘要翻译：本公开涉及以高产率和高选择性制备乳酸烷基酯的方法，包括在催化剂存在下使甘油与水或醇反应的步骤。此外，本发明提供了使用乳酸烷基酯有效制备乳酰胺的方法。

37. 发明授权

US08236909B2 Method for preparing polymer by precipitation polymerization 有权
标题翻译：沉淀聚合制备聚合物的方法
公开(公告)号：US08236909B2
公开(公告)日：2012-08-07
申请号：US12312859
申请日：2007-12-05
申请人： Seung-Young Park , Sung-Cheol Yoon
发明人： Seung-Young Park , Sung-Cheol Yoon
IPC分类号： C08F4/54
CPC分类号： C08F2/14 , C08F32/00
摘要： The present invention provides a method for preparing a polymer by precipitation polymerization, comprising the steps of mixing an antisolvent a), a monomer b), and a catalyst c), and while polymerizing the monomers, simultaneously precipitating a polymer formed by the monomers b) in a solid phase.
摘要翻译：本发明提供了一种通过沉淀聚合制备聚合物的方法，包括以下步骤：将反溶剂a），单体b）和催化剂c）混合，同时使单体聚合同时沉淀由单体b形成的聚合物）固相。

38. 发明申请

US20060046722A1 Handover method for next generation mobile communication system having overlapping area 有权
标题翻译：具有重叠区域的下一代移动通信系统的切换方法
公开(公告)号：US20060046722A1
公开(公告)日：2006-03-02
申请号：US11177037
申请日：2005-07-08
申请人： Young-June Choi , Mi-Sun Do , Seung-Young Park , Sung-Hyun Cho , Sae-Woong Bahk , Neung-Hyung Lee
发明人： Young-June Choi , Mi-Sun Do , Seung-Young Park , Sung-Hyun Cho , Sae-Woong Bahk , Neung-Hyung Lee
IPC分类号： H04Q7/00
CPC分类号： H04W36/12 , H04W74/00 , H04W80/00
摘要： Disclosed is a handover method for an IP-based next generation mobile communication system. With a handover method including 1) determining whether or not a predetermined mobile terminal goes into the overlapping area; 2) starting a Layer 3 (L3) handover operation between the neighboring access routers as the mobile terminal goes into the overlapping area; 3) if the Layer 3 handover operation between the neighboring access routers is completed, establishing a data path for the mobile terminal to pass through an access router after the Layer 3 handover; 4) if the mobile terminal leaves a cell area including the mobile terminal in steps 2) and 3), performing by the mobile terminal Layer 2 handover between cells and receiving by the mobile terminal data through a cell base station after the Layer 2 handover and an access router before the Layer 3 handover; and 5) if the mobile terminal leaves a cell area including the mobile terminal after step 3), performing by the mobile terminal Layer 2 handover between cells and receiving by the mobile terminal data through a cell base station after the Layer 2 handover and an access router after the Layer 3 handover.
摘要翻译：公开了一种用于基于IP的下一代移动通信系统的切换方法。一种切换方法，包括：1）确定预定的移动终端是否进入重叠区域; 2）当移动终端进入重叠区域时，开始相邻接入路由器之间的第3层（L3）切换操作; 3）如果相邻接入路由器之间的第3层切换操作完成，则在第3层切换之后建立移动终端通过接入路由器的数据路径; 4）如果移动终端在步骤2）和3）中离开包括移动终端的小区区域，则由移动终端执行第2层小区之间的切换，并且在第2层切换之后由移动终端通过小区基站接收数据;以及第三层交换之前的接入路由器; 以及5）如果移动终端在步骤3之后离开包括移动终端的小区区域），则由移动终端执行第2层小区之间的切换，并且在第2层切换之后由移动终端通过小区基站接收数据和接入路由器在第3层切换之后。

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