Apparatus and method for generating synchronization channel in a wireless communication system
    1.
    发明授权
    Apparatus and method for generating synchronization channel in a wireless communication system 有权
    一种用于在无线通信系统中产生同步信道的装置和方法

    公开(公告)号:US08548074B2

    公开(公告)日:2013-10-01

    申请号:US12655705

    申请日:2010-01-06

    摘要: A Synchronization Channel (SCH) transmission method includes generating a Primary SCH (P-SCH) sequence according to supplementary information. The supplementary information includes at least one of Base Station (BS) type information, Fast Fourier Transform (FFT) size information, BandWidth (BW) information, group information, sector information, and carrier type information. The method also includes modulating the P-SCH sequence and mapping the modulated P-SCH sequence to subcarriers within a predefined subcarrier set. The subcarriers are included in the subcarrier set being spaced one subcarrier interval apart. The method further includes generating a P-SCH symbol by Orthogonal Frequency Division Multiplexing (OFDM)-modulating the P-SCH sequence mapped to the subcarriers, and transmitting the P-SCH symbol.

    摘要翻译: 同步信道(SCH)发送方法包括根据补充信息生成主SCH(P-SCH)序列。 补充信息包括基站(BS)类型信息,快速傅里叶变换(FFT)大小信息,带宽(BW)信息,组信息,扇区信息和载波类型信息中的至少一个。 该方法还包括调制P-SCH序列并将调制的P-SCH序列映射到预定子载波集内的子载波。 子载波被包括在间隔一个子载波间隔的子载波集合中。 该方法还包括通过正交频分复用(OFDM)生成P-SCH符号,调制映射到子载波的P-SCH序列,并发送P-SCH符号。

    Apparatus and method for transmitting/receiving secondary synchronization channel in a broadband wireless communication system
    2.
    发明授权
    Apparatus and method for transmitting/receiving secondary synchronization channel in a broadband wireless communication system 有权
    用于在宽带无线通信系统中发送/接收辅同步信道的装置和方法

    公开(公告)号:US08229052B2

    公开(公告)日:2012-07-24

    申请号:US12683728

    申请日:2010-01-07

    IPC分类号: H04L7/00

    摘要: An apparatus and method for transmitting/receiving an S-SCH in an Institute of Electrical and Electronics Engineers (IEEE) 802.16m wireless communication system are provided. A method for transmitting, by a transmitter, a Secondary Synchronization CHannel (S-SCH) in a communication system includes generating a sequence depending on a cell IDentification (ID), determining a subcarrier set comprising subcarriers to map the generated sequence, based on a Fast Fourier Transform (FFT) size and a segment ID, and mapping the generated sequence to the subcarriers of the determined subcarrier set.

    摘要翻译: 提供了一种用于在电气和电子工程师协会(IEEE)802.16m无线通信系统中发送/接收S-SCH的装置和方法。 一种用于在通信系统中由发射机发送次同步信道(S-SCH)的方法包括根据小区标识(ID)生成一个序列,确定包括子载波的子载波集,以映射所生成的序列,基于 快速傅里叶变换(FFT)大小和段ID,并将生成的序列映射到所确定的子载波集合的子载波。

    Method and apparatus for reducing map overhead in a broadand wireless communication system
    3.
    发明申请
    Method and apparatus for reducing map overhead in a broadand wireless communication system 有权
    用于在广泛的无线通信系统中降低地图开销的方法和装置

    公开(公告)号:US20100150096A1

    公开(公告)日:2010-06-17

    申请号:US12653474

    申请日:2009-12-15

    IPC分类号: H04W72/04

    摘要: A Base Station (BS) includes an apparatus is configured to reduce a MAP overhead in a broadband wireless communication system. The BS operation method for reducing an overhead in a broadband wireless communication system includes transmitting control information for initial transmission and changing first information among the control information transmitted at the initial transmission into second information needed at a retransmission time when there is a retransmission request for the initial transmission. The BS also transmits control information for retransmission including the second information.

    摘要翻译: 基站(BS)包括被配置为减少宽带无线通信系统中的MAP开销的装置。 用于减少宽带无线通信系统中的开销的基站操作方法包括:发送用于初始发送的控制信息,并且,当发送重发请求时,将在初始发送时发送的控制信息中的第一信息发送到重传时所需的第二信息 初始传输。 BS还发送包括第二信息的重传控制信息。

    Apparatus and method for synchronization acquisition and cell ID search in wireless communication system
    5.
    发明授权
    Apparatus and method for synchronization acquisition and cell ID search in wireless communication system 有权
    无线通信系统中同步采集和小区ID搜索的装置和方法

    公开(公告)号:US08014266B2

    公开(公告)日:2011-09-06

    申请号:US12460636

    申请日:2009-07-22

    IPC分类号: H04W4/00 H04J3/06 H04J11/00

    摘要: A apparatus and method for allocating synchronization acquisition sequence in a time domain and allocating a cell ID search sequence in a frequency domain. In a method for transmitting a synchronization signal of a base station in a wireless communication system, a binary frequency-domain preamble sequence predetermined for cell ID search and a binary time-domain preamble sequence predetermined for synchronization acquisition are used to determine a complex time-domain preamble sequence except the binary time-domain preamble sequence among the time-domain preamble sequences that are generated according to an Inverse Fast Fourier Transform (IFFT) operation on the binary frequency-domain preamble sequence. The complex time-domain preamble sequence and the binary time-domain preamble sequence are transmitted to a mobile station.

    摘要翻译: 一种用于在时域中分配同步捕获序列并在频域中分配小区ID搜索序列的装置和方法。 在用于在无线通信系统中发送基站的同步信号的方法中,使用预定用于小区ID搜索的二进制频域前导码序列和预定用于同步获取的二进制时域前导码序列来确定复合时间 - 除了根据对二进制频域前导序列的快速傅里叶逆变换(IFFT)操作而生成的时域前导序列之中的二进制时域前导序列之外的域前导序列。 将复杂时域前导码序列和二进制时域前导码序列发送到移动台。

    Apparatus and method for synchronization acquisition and cell ID search in wireless communication system
    6.
    发明申请
    Apparatus and method for synchronization acquisition and cell ID search in wireless communication system 有权
    无线通信系统中同步采集和小区ID搜索的装置和方法

    公开(公告)号:US20100020674A1

    公开(公告)日:2010-01-28

    申请号:US12460636

    申请日:2009-07-22

    IPC分类号: H04J11/00 H04W8/00

    摘要: A apparatus and method for allocating synchronization acquisition sequence in a time domain and allocating a cell ID search sequence in a frequency domain. In a method for transmitting a synchronization signal of a base station in a wireless communication system, a binary frequency-domain preamble sequence predetermined for cell ID search and a binary time-domain preamble sequence predetermined for synchronization acquisition are used to determine a complex time-domain preamble sequence except the binary time-domain preamble sequence among the time-domain preamble sequences that are generated according to an Inverse Fast Fourier Transform (IFFT) operation on the binary frequency-domain preamble sequence. The complex time-domain preamble sequence and the binary time-domain preamble sequence are transmitted to a mobile station.

    摘要翻译: 一种用于在时域中分配同步捕获序列并在频域中分配小区ID搜索序列的装置和方法。 在用于在无线通信系统中发送基站的同步信号的方法中,使用预定用于小区ID搜索的二进制频域前导码序列和预定用于同步获取的二进制时域前导码序列来确定复合时间 - 除了根据对二进制频域前导序列的快速傅里叶逆变换(IFFT)操作而生成的时域前导序列之中的二进制时域前导序列之外的域前导序列。 将复杂时域前导码序列和二进制时域前导码序列发送到移动台。

    Apparatus and method for supporting hybrid automatic repeat request in wireless communication system
    7.
    发明申请
    Apparatus and method for supporting hybrid automatic repeat request in wireless communication system 有权
    在无线通信系统中支持混合自动重传请求的装置和方法

    公开(公告)号:US20100088570A1

    公开(公告)日:2010-04-08

    申请号:US12587067

    申请日:2009-10-01

    IPC分类号: H04L1/18 G06F11/10

    摘要: A wireless communication system includes an apparatus and a method for supporting Hybrid Automatic Repeat Request. A transmitting method includes when an encoding packet is bigger than a maximum encoding packet size Nep_max, generating a first codeword by encoding the encoding packet at a mother code rate t; generating a second codeword by selecting [Nep_max/t]-sized code bits from the first codeword; and performing Hybrid Automatic Repeat reQuest (HARQ) using the second codeword.

    摘要翻译: 无线通信系统包括用于支持混合自动重复请求的装置和方法。 发送方法包括当编码分组大于最大编码分组大小Nep_max时,通过以母码率t对编码分组进行编码来生成第一码字; 通过从第一码字中选择[Nep_max / t]个码比特来产生第二码字; 以及使用所述第二码字执行混合自动重传请求(HARQ)。

    Method and apparatus for reducing map overhead in a broadand wireless communication system
    8.
    发明授权
    Method and apparatus for reducing map overhead in a broadand wireless communication system 有权
    用于在广泛的无线通信系统中降低地图开销的方法和装置

    公开(公告)号:US08737319B2

    公开(公告)日:2014-05-27

    申请号:US12653474

    申请日:2009-12-15

    IPC分类号: H04Q7/00

    摘要: A Base Station (BS) includes an apparatus is configured to reduce a MAP overhead in a broadband wireless communication system. The BS operation method for reducing an overhead in a broadband wireless communication system includes transmitting control information for initial transmission and changing first information among the control information transmitted at the initial transmission into second information needed at a retransmission time when there is a retransmission request for the initial transmission. The BS also transmits control information for retransmission including the second information.

    摘要翻译: 基站(BS)包括被配置为减少宽带无线通信系统中的MAP开销的装置。 用于减少宽带无线通信系统中的开销的基站操作方法包括:发送用于初始发送的控制信息,并且,当发送重发请求时,将在初始发送时发送的控制信息中的第一信息发送到重传时所需的第二信息 初始传输。 BS还发送包括第二信息的重传控制信息。

    Apparatus and method for generating synchronization channel in a wireless communication system
    9.
    发明申请
    Apparatus and method for generating synchronization channel in a wireless communication system 有权
    一种用于在无线通信系统中产生同步信道的装置和方法

    公开(公告)号:US20100172341A1

    公开(公告)日:2010-07-08

    申请号:US12655705

    申请日:2010-01-06

    IPC分类号: H04J3/06 H04L27/28

    摘要: A Synchronization Channel (SCH) transmission method includes generating a Primary SCH (P-SCH) sequence according to supplementary information. The supplementary information includes at least one of Base Station (BS) type information, Fast Fourier Transform (FFT) size information, BandWidth (BW) information, group information, sector information, and carrier type information. The method also includes modulating the P-SCH sequence and mapping the modulated P-SCH sequence to subcarriers within a predefined subcarrier set. The subcarriers are included in the subcarrier set being spaced one subcarrier interval apart. The method further includes generating a P-SCH symbol by Orthogonal Frequency Division Multiplexing (OFDM)-modulating the P-SCH sequence mapped to the subcarriers, and transmitting the P-SCH symbol.

    摘要翻译: 同步信道(SCH)发送方法包括根据补充信息生成主SCH(P-SCH)序列。 补充信息包括基站(BS)类型信息,快速傅里叶变换(FFT)大小信息,带宽(BW)信息,组信息,扇区信息和载波类型信息中的至少一个。 该方法还包括调制P-SCH序列并将调制的P-SCH序列映射到预定子载波集内的子载波。 子载波被包括在间隔一个子载波间隔的子载波集合中。 该方法还包括通过正交频分复用(OFDM)生成P-SCH符号,调制映射到子载波的P-SCH序列,并发送P-SCH符号。