专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明公开

EP2579478A1 Method for searching a cell 有权
标题翻译：韦尔法罕zur Zellensuche
公开(公告)号：EP2579478A1
公开(公告)日：2013-04-10
申请号：EP12197997.5
申请日：2008-07-11
申请人： Electronics and Telecommunications Research Institute
发明人： Chang, Kap Seok , Kim, Il Gyu , Park, Hyeong Geun , Ko, Young Jo , Yi, Hyo Seok , Lee, Moon Sik , Kim, Young Hoon , Bang, Seung Chan
IPC分类号： H04B7/26 , H04L27/26 , H04W56/00 , H04J11/00
CPC分类号： H04W56/00 , H04J11/0069 , H04J11/0076 , H04L25/03866 , H04L27/2613 , H04L27/2655 , H04L27/2656 , H04L27/2657 , H04L27/2662
摘要： The present invention relates to a method of searching for a cell by a mobile station in a wireless communication system, wherein the wireless communication system uses a plurality of short sequences grouped into a plurality of short sequence groups, the method comprising: receiving a downlink frame including a primary synchronization signal and a secondary synchronization signal, wherein the secondary synchronization signal contains cell identity group information and the primary synchronization signal contains cell identity information within a cell identity group; and searching for a cell using the cell identity group information in the secondary synchronization signal and the cell identity information in the primary synchronization signal, wherein the secondary synchronization signal comprises a first short sequence and a second short sequence, the first short sequence is scrambled with a first scrambling sequence, and the second short sequence is scrambled with a second scrambling sequence, wherein the first scrambling sequence is determined based on the cell identity information contained in the primary synchronization signal, and the second scrambling sequence is determined based on a short sequence group to which the first short sequence is assigned, the short sequence group being determined based on a remainder of dividing an index of the first short sequence by 8.
摘要翻译：本发明涉及一种在无线通信系统中由移动台搜索小区的方法，其中无线通信系统使用分组为多个短序列组的多个短序列，该方法包括：接收下行链路帧包括主同步信号和次同步信号，其中辅同步信号包含小区标识组信息，主同步信号包含小区标识组内的小区标识信息; 以及使用次同步信号中的小区标识组信息和主同步信号中的小区身份信息来搜索小区，其中辅同步信号包括第一短序列和第二短序列，第一短序列被加扰第一加扰序列，并且第二短序列用第二加扰序列加扰，其中基于包含在主同步信号中的小区标识信息来确定第一加扰序列，并且基于短序列确定第二加扰序列分配第一短序列的组，短序列组是基于将第一短序列的索引除以8的剩余部分来确定的。

2. 发明公开

EP1499053A3 Orthogonal complex spreading method for multichannel and apparatus thereof 审中-公开
公开(公告)号：EP1499053A3
公开(公告)日：2005-06-15
申请号：EP04077915.9
申请日：1998-10-02
申请人： ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
发明人： Bang, Seung Chan , Shim, Jae Ryong , Han, Ki Chul , Kim, Jung Im , Kim, Tae Joong
IPC分类号： H04J13/04 , H04J11/00 , H04B1/707 , H04B7/26
CPC分类号： H04B1/7097 , H04J13/0048 , H04J13/102 , H04J2013/0037
摘要： An orthogonal complex spreading method for a multichannel and an apparatus thereof are disclosed. The method includes the steps of complex-summing α n1 W M,n1 X n1 which is obtained by multiplying an orthogonal Hadamard sequence W M,n1 by a first data X n1 of a n-th block and α n2 W M,n2 X n2 which is obtained by multiplying an orthogonal Hadamard sequence W M,n2 by a second data X n2 of a n-th block; complex-multiplying α n1 W M,n1 X n1 +jα n2 W M,n2 X n2 which is summed in the complex type and W M,n3 +jPW M,n4 of the complex type using a complex multiplier and outputting as an in-phase information and quadrature phase information; and summing only in-phase information outputted from a plurality of blocks and only quadrature phase information outputted therefrom and spreading the same using a spreading code.

3. 发明公开

EP2375587A1 Method and apparatus for searching a cell 有权
标题翻译： Verfahren und Vorrichtung zur Zellensuche
公开(公告)号：EP2375587A1
公开(公告)日：2011-10-12
申请号：EP11161138.0
申请日：2008-07-11
申请人： Electronics and Telecommunications Research Institute
发明人： Chang, Kap Seok , Kim, Il Gyu , Park, Hyeong Geun , Ko, Young Jo , Yi, Hyo Seok , Lee, Moon Sik , Kim, Young Hoon , Bang, Seung Chan
IPC分类号： H04B7/26 , H04L27/26 , H04W56/00 , H04J11/00
CPC分类号： H04W56/00 , H04J11/0069 , H04J11/0076 , H04L25/03866 , H04L27/2613 , H04L27/2655 , H04L27/2656 , H04L27/2657 , H04L27/2662
摘要： The present invention relates to a method for generating a downlink frame including generating a first short sequence and a second short sequence indicating cell group information, generating a first scrambling sequence determined by the first synchronization signal, generating a second scrambling sequence determined by the first short sequence, scrambling the first short sequence with the first scrambling sequence, scrambling the second short sequence with the second scrambling sequence, and mapping a second synchronization signal including the scrambled first short sequence and the scrambled second short sequence in the frequency domain.
摘要翻译：本发明涉及一种生成下行链路帧的方法，包括生成指示小区组信息的第一短序列和第二短序列，产生由第一同步信号确定的第一加扰序列，产生由第一短序列确定的第二加扰序列用第一加扰序列对第一短序列进行加扰，用第二加扰序列对第二短序列进行加扰，以及在频域中映射包括加扰的第一短序列和加扰的第二短序列的第二同步信号。

4. 发明公开

EP1501224A2 Orthogonal complex spreading method for multichannel and apparatus thereof 审中-公开
标题翻译：多通道的正交复数扩展方法及其装置
公开(公告)号：EP1501224A2
公开(公告)日：2005-01-26
申请号：EP04077916.7
申请日：1998-10-02
申请人： Electronics and Telecommunications Research Institute
发明人： Bang, Seung Chan , Shim, Jae Ryong , Han, Ki Chul , Kim, Jung Im , Kim, Tae Joong
IPC分类号： H04J13/04 , H04J11/00 , H04B1/707 , H04B7/26
CPC分类号： H04B1/7097 , H04J13/0048 , H04J13/102 , H04J2013/0037
摘要： An orthogonal complex spreading method for a multichannel and an apparatus thereof are disclosed. The method includes the steps of complex-summing α n1 W M,n1 X n1 which is obtained by multiplying an orthogonal Hadamard sequence W M,n1 by a first data X n1 of a n-th block and α n2 W M,n2 X n2 which is obtained by multiplying an orthogonal Hadamard sequence W M,n2 by a second data X n2 of a n-th block; complex-multiplying α n1 W M,n1 X n1 +jα n2 W M,n2 X n2 which is summed in the complex type and W M,n3 +jPW M,n4 of the complex type using a complex multiplier and outputting as an in-phase information and quadrature phase information; and summing only in-phase information outputted from a plurality of blocks and only quadrature phase information outputted therefrom and spreading the same using a spreading code.
摘要翻译：公开了一种用于多通道的正交复数扩展方法及其装置。该方法包括以下步骤：将正交Hadamard序列WM，n1与第n个块的第一数据Xn1相乘而得到的αn1WM，n1Xn1与通过将正交Hadamard序列乘以第n个块的第一数据Xn1而得到的αn2W M，n2X n2进行复数相加，序列WM，n2乘以第n块的第二数据Xn2; 使用复数乘法器将在复数类型中求和的复数乘法αn1WM，n1Xn1 +jαn2WM，n2Xn2和复数类型的WM，n3 + jPWM，n4作为同相信息和正交相位信息输出; 并且仅对从多个块输出的同相信息和仅输出的正交相位信息进行求和，并使用扩频码对其进行扩频。

5. 发明授权

EP2375589B1 Method and apparatus for searching a cell 有权
公开(公告)号：EP2375589B1
公开(公告)日：2013-06-26
申请号：EP11161140.6
申请日：2008-07-11
申请人： Electronics and Telecommunications Research Institute
发明人： Chang, Kap Seok , Kim, Il Gyu , Park, Hyeong Geun , Ko, Young Jo , Yi, Hyo Seok , Lee, Moon Sik , Kim, Young Hoon , Bang, Seung Chan
IPC分类号： H04B7/26 , H04L27/26 , H04W56/00 , H04J11/00
CPC分类号： H04W56/00 , H04J11/0069 , H04J11/0076 , H04L25/03866 , H04L27/2613 , H04L27/2655 , H04L27/2656 , H04L27/2657 , H04L27/2662

6. 发明授权

EP2207300B1 Method for generating downlink frame, and method for searching cell 有权
标题翻译：产生用于小区搜索的下行链路帧和方法的方法
公开(公告)号：EP2207300B1
公开(公告)日：2011-12-28
申请号：EP10160271.2
申请日：2008-07-18
申请人： Electronics and Telecommunications Research Institute
发明人： Chang, Kap Seok , Kim, Il Gyu , Park, Hyeong Geun , Ko, Young Jo , Yi, Hyo Seok , Jeong, Chan Bok , Kim, Young Hoon , Bang, Seung Chan
IPC分类号： H04L7/04 , H04L27/26 , H04L7/02 , H04B1/707 , H04J13/00
CPC分类号： H04W48/16 , H04B1/70735 , H04B7/2656 , H04J11/0069 , H04L7/043 , H04L27/2613 , H04L27/2655 , H04W56/00 , H04W72/042 , H04W72/0446 , H04W88/08
摘要： The present invention proposes a method of generating a downlink frame including a primary synchronization signal and secondary synchronization signals with which interference between sectors can be reduced so as to improve the performance for searching cells. The method comprises the steps of generating a first short sequence and a second short sequence, generating a first scrambling sequence and a second scrambling sequence by the primary synchronization signal, generating a third scrambling sequence determined by a short sequence group to which the first short sequence is assigned and a fourth scrambling sequence determined by a short sequence group to which the second short sequence is assigned, scrambling the first short sequence with the first scrambling sequence and scrambling the second short sequence with the second scrambling sequence and the third scrambling sequence, scrambling the second short sequence with the first scrambling sequence and scrambling the first short sequence with the second scrambling sequence and the fourth scrambling sequence, and mapping the secondary synchronization signal that including the scambled short sequences and the fourth to a frequency domain.

7. 发明公开

EP2375588A1 Method and apparatus for searching a cell 有权
标题翻译：用于搜索单元的方法和设备
公开(公告)号：EP2375588A1
公开(公告)日：2011-10-12
申请号：EP11161139.8
申请日：2008-07-11
申请人： Electronics and Telecommunications Research Institute
发明人： Chang, Kap Seok , Kim, Il Gyu , Park, Hyeong Geun , Ko, Young Jo , Yi, Hyo Seok , Lee, Moon Sik , Kim, Young Hoon , Bang, Seung Chan
IPC分类号： H04B7/26 , H04L27/26 , H04W56/00 , H04J11/00
CPC分类号： H04W56/00 , H04J11/0069 , H04J11/0076 , H04L25/03866 , H04L27/2613 , H04L27/2655 , H04L27/2656 , H04L27/2657 , H04L27/2662
摘要： The present invention relates to a method for generating a downlink frame includes: generating a first short sequence and a second short sequence indicating cell group information; generating a first scrambling sequence determined by a first synchronization signal; generating a second scrambling sequence determined by a group to which the first short sequence belongs, the wireless communication system using a plurality of short sequences and the plurality of short sequence being divided into a plurality of groups; scrambling the first short sequence with the first scrambling sequence; scrambling the second short sequence with the second scrambling sequence; and mapping a second synchronization signal including the scrambled first short sequence and the scrambled second short sequence in the frequency domain.
摘要翻译：本发明涉及一种用于生成下行链路帧的方法，包括：生成指示小区组信息的第一短序列和第二短序列; 产生由第一同步信号确定的第一加扰序列; 生成由所述第一短序列所属的组确定的第二加扰序列，所述无线通信系统使用多个短序列并且所述多个短序列被划分为多个组; 用第一加扰序列加扰第一短序列; 用第二加扰序列加扰第二短序列; 以及在频域中映射包括加扰的第一短序列和加扰的第二短序列的第二同步信号。

8. 发明授权

EP2375588B1 Method and apparatus for searching a cell 有权
标题翻译：用于搜索单元的方法和设备
公开(公告)号：EP2375588B1
公开(公告)日：2013-03-06
申请号：EP11161139.8
申请日：2008-07-11
申请人： Electronics and Telecommunications Research Institute
发明人： Chang, Kap Seok , Kim, Il Gyu , Park, Hyeong Geun , Ko, Young Jo , Yi, Hyo Seok , Lee, Moon Sik , Kim, Young Hoon , Bang, Seung Chan
IPC分类号： H04B7/26 , H04L27/26 , H04W56/00 , H04J11/00
CPC分类号： H04W56/00 , H04J11/0069 , H04J11/0076 , H04L25/03866 , H04L27/2613 , H04L27/2655 , H04L27/2656 , H04L27/2657 , H04L27/2662

9. 发明公开

EP2375589A1 Method and apparatus for searching a cell 有权
标题翻译：用于搜索单元的方法和设备
公开(公告)号：EP2375589A1
公开(公告)日：2011-10-12
申请号：EP11161140.6
申请日：2008-07-11
申请人： Electronics and Telecommunications Research Institute
发明人： Chang, Kap Seok , Kim, Il Gyu , Park, Hyeong Geun , Ko, Young Jo , Yi, Hyo Seok , Lee, Moon Sik , Kim, Young Hoon , Bang, Seung Chan
IPC分类号： H04B7/26 , H04L27/26 , H04W56/00 , H04J11/00
CPC分类号： H04W56/00 , H04J11/0069 , H04J11/0076 , H04L25/03866 , H04L27/2613 , H04L27/2655 , H04L27/2656 , H04L27/2657 , H04L27/2662
摘要： The present invention relates to a method for generating a downlink frame includes: generating a first short sequence and a second short sequence indicating cell group information; generating a first scrambling sequence determined by a first synchronization signal; generating a second scrambling sequence determined by a first short sequence and a third scrambling sequence determined by a second short sequence; scrambling the first short sequence with the first scrambling sequence; scrambling the second short sequence with the second scrambling sequence; scrambling the second short sequence with the first scrambling sequence; scrambling the first short sequence with the third scrambling sequence; and mapping one second synchronization signal including the first short sequence scrambled with the first scrambling sequence and the second short sequence scrambled with the second scrambling sequence and another second synchronization signal including the second short sequence scrambled with the first scrambling sequence and the first short sequence scrambled with the third scrambling sequence in the frequency domain.
摘要翻译：本发明涉及一种用于生成下行链路帧的方法，包括：生成指示小区组信息的第一短序列和第二短序列; 产生由第一同步信号确定的第一加扰序列; 产生由第二短序列确定的第一短序列和第三加扰序列确定的第二加扰序列; 用第一加扰序列加扰第一短序列; 用第二加扰序列加扰第二短序列; 用第一加扰序列加扰第二短序列; 用第三加扰序列加扰第一短序列; 并且将包括用第一加扰序列加扰的第一短序列和用第二加扰序列加扰的第二短序列的一个第二同步信号和包括用第一加扰序列和加扰的第一短序列加扰的第二短序列的另一个第二同步信号映射在频域中具有第三个加扰序列。

10. 发明公开

EP2207300A3 Method for generating downlink frame, and method for searching cell 有权
标题翻译：产生用于小区搜索的下行链路帧和方法的方法
公开(公告)号：EP2207300A3
公开(公告)日：2010-12-08
申请号：EP10160271.2
申请日：2008-07-18
申请人： Electronics and Telecommunications Research Institute
发明人： Chang, Kap Seok , Kim, Il Gyu , Park, Hyeong Geun , Ko, Young Jo , Yi, Hyo Seok , Jeong, Chan Bok , Kim, Young Hoon , Bang, Seung Chan
IPC分类号： H04L7/04 , H04L27/26 , H04L7/02 , H04B1/707 , H04J13/00
CPC分类号： H04W48/16 , H04B1/70735 , H04B7/2656 , H04J11/0069 , H04L7/043 , H04L27/2613 , H04L27/2655 , H04W56/00 , H04W72/042 , H04W72/0446 , H04W88/08
摘要： The present invention proposes a method of generating a downlink frame including a primary synchronization signal and secondary synchronization signals with which interference between sectors can be reduced so as to improve the performance for searching cells. The method comprises the steps of generating a first short sequence and a second short sequence, generating a first scrambling sequence and a second scrambling sequence by the primary synchronization signal, generating a third scrambling sequence determined by a short sequence group to which the first short sequence is assigned and a fourth scrambling sequence determined by a short sequence group to which the second short sequence is assigned, scrambling the first short sequence with the first scrambling sequence and scrambling the second short sequence with the second scrambling sequence and the third scrambling sequence, scrambling the second short sequence with the first scrambling sequence and scrambling the first short sequence with the second scrambling sequence and the fourth scrambling sequence, and mapping the secondary synchronization signal that including the scambled short sequences and the fourth to a frequency domain.
摘要翻译：本发明提出了产生的下行链路帧包括主同步信号和与扇区之间的干扰哪个副同步信号可被降低，从而改善用于搜索单元的性能的方法。该方法包括：产生第一短序列和第二短序列，生成第一加扰序列和由主同步信号的第二加扰序列，生成第三加扰序列的确定性通过短的序列组开采的步骤，其中所述第一短序列被分配和第四加扰序列的确定性通过向哪个第二短序列被分配短的序列组，加扰与第一加扰序列的第一个短序列和扰频与第二加扰序列和所述第三加扰序列的第二短序列，扰开采与第一，第二短序列加扰序列和扰频与第二加扰序列和所述第四加扰序列的第一短序列，并映射辅同步信号那样包括scambled短序列和第四到频域。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式