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    • 44. 发明申请
    • RESOURCE ALLOCATION AND MAPPING IN A WIRELESS COMMUNICATION SYSTEM
    • 资源分配和无线通信系统中的映射
    • US20080165743A1
    • 2008-07-10
    • US11969200
    • 2008-01-03
    • Ravi PalankiAlexei GorokhovAamod KhandekarNaga Bhushan
    • Ravi PalankiAlexei GorokhovAamod KhandekarNaga Bhushan
    • H04Q7/20H04B7/216H04J3/00
    • H04W72/04H04B1/692H04B1/7143H04L5/0012H04L5/0023H04L5/0037H04L5/0055H04L27/0008
    • Techniques for allocating and mapping resources in a wireless communication system are described. The system may use hop-ports to facilitate allocation and use of subcarriers. In one aspect, the hop-ports may be partitioned into multiple subzones, with each subzone including a configurable number of hop-ports. The hop-ports within each subzone may be permuted or shuffled based on a permutation function. After permutation, the hop-ports in all subzones may be mapped to the subcarriers based on local or global hopping. In another aspect, a set of hop-ports may be mapped to a set of subcarriers. A hop-port may be mapped to an unavailable subcarrier and may then be remapped to another available subcarrier. In yet another aspect, a set of hop-ports may be mapped to a set of subcarriers distributed (e.g., evenly) across all subcarriers but avoiding subcarriers in a reserved zone.
    • 描述了用于在无线通信系统中分配和映射资源的技术。 系统可以使用跳转端口来促进子载波的分配和使用。 在一个方面,跳跃端口可以被划分成多个子区域,每个子区域包括可配置数量的跳接口。 基于置换功能,每个子区域内的跳转口可以被排列或混洗。 在排列之后,所有子区域中的跳跃端口可以基于本地或全局跳频映射到子载波。 在另一方面,一组跳跃端口可以映射到一组子载波。 跳跃端口可以被映射到不可用的子载波,然后可以重新映射到另一个可用的子载波。 在另一方面,一组跳跃端口可以被映射到跨所有子载波分布(例如,均匀)但是避开保留区域中的子载波的一组子载波。
    • 45. 发明申请
    • SILENCE INTERVALS IN WIRELESS COMMUNICATIONS
    • 无线通信中的沉默间隔
    • US20080130483A1
    • 2008-06-05
    • US11924351
    • 2007-10-25
    • Aamod KhandekarAlexei GorokhovNaga Bhushan
    • Aamod KhandekarAlexei GorokhovNaga Bhushan
    • H04J11/00
    • H04W52/04H04B17/309H04B17/345H04L5/0007H04L5/0048
    • Systems and methodologies are described that facilitate silence interval specification and utilization in wireless communications. In particular, a silence interval can be defined such that communications cease during the interval, defined by an interval period, offset within the interval period, and duration; the communication can be that of mobile devices to base stations in a wireless communication network. In this regard, base stations can measure thermal noise during the silence to set a interference over thermal (IoT) level in one example. Additionally, other systems and networks can use the silence intervals to transmit, such as public safety devices and/or peer-to-peer communication. The wireless mobile devices can receive the silence interval information and appropriately blank out communications during the defined period.
    • 描述了促进无线通信中的静默间隔规范和利用的系统和方法。 特别地,可以定义静默间隔,使得在间隔期间的通信停止,由间隔周期定义,在间隔期间内偏移和持续时间; 通信可以是移动设备到无线通信网络中的基站的通信。 在这方面,在一个例子中,基站可以在沉默期间测量热噪声以设定热(IoT)水平的干扰。 此外,其他系统和网络可以使用静默间隔进行传输,例如公共安全设备和/或对等通信。 无线移动设备可以在定义的周期内接收静默间隔信息并适当地消除通信。
    • 48. 发明授权
    • System and method for acquisition in wireless communication systems
    • 无线通信系统采集系统及方法
    • US08457260B2
    • 2013-06-04
    • US11944866
    • 2007-11-26
    • Aamod KhandekarAlexei GorokhovNaga BhushanRavi Palanki
    • Aamod KhandekarAlexei GorokhovNaga BhushanRavi Palanki
    • H04L27/08
    • H04L27/3809H04L27/2647H04W52/52H04W68/02
    • Techniques for supporting efficient operation by terminals in a wireless communication system are described. A base station transmits a preamble periodically in each superframe. The preamble includes at least one first OFDM symbol for control information followed by at least one second OFDM symbol for paging information. A terminal receives the first and second OFDM symbols and determines a receiver gain based on the received power of the first OFDM symbol(s), e.g., with an AGC loop having a shorter time constant than the duration of the first OFDM symbol(s). The terminal processes the second OFDM symbol(s) based on the receiver gain to obtain the paging information. The terminal may operate in an idle state, determine superframes assigned to the terminal, sleep between the assigned superframes, and process the first and second OFDM symbols in each assigned superframe to obtain the paging information.
    • 描述了用于支持无线通信系统中的终端的有效操作的技术。 基站在每个超帧中周期性地发送前导码。 前导码包括用于控制信息的至少一个第一OFDM符号,随后是用于寻呼信息的至少一个第二OFDM符号。 终端接收第一和第二OFDM符号,并且基于第一OFDM符号的接收功率确定接收机增益,例如,具有比第一OFDM符号的持续时间更短的时间常数的AGC环路, 。 终端基于接收机增益处理第二OFDM符号以获得寻呼信息。 终端可以在空闲状态下操作,确定分配给终端的超帧,在分配的超帧之间休眠,并处理每个分配的超帧中的第一和第二OFDM符号以获得寻呼信息。