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    • 32. 发明授权
    • Ciphering sequence number for an adjacent layer protocol in data packet communications
    • 数据包通信中相邻层协议的密码序列号
    • US08358669B2
    • 2013-01-22
    • US12112431
    • 2008-04-30
    • Arnaud MeylanEtienne F. Chaponniere
    • Arnaud MeylanEtienne F. Chaponniere
    • H04L12/28H04L12/56H04J3/24
    • H04L63/0457H04W12/02H04W80/02
    • A data packet communication system employs data encryption in a packet data convergence protocol (PDCP) and radio link control (RLC) in Layer 2 of transmission between a transmitter (TX) and a receiver (RX). A single sequence number is used for both the PDCP and RLC to reduce overhead by signaling a TX PDCP first ciphering sequence number to the RX prior to encrypted data packet communication. A sequence number accompanies each RLC PDU, which can encompass concatenated or segmented service data units (SDUs) from the higher layer PDCP. This sequence number is sufficient for the RLC to perform re-ordering, gap detection, retransmission, etc., while also allowing the RX upper layer PDCP to reconstruct a sequenced value used to encrypt content.
    • 数据分组通信系统在发射机(TX)和接收机(RX)之间的传输层2中的分组数据融合协议(PDCP)和无线电链路控制(RLC)中采用数据加密。 单个序列号用于PDCP和RLC,以在加密的数据分组通信之前通过向RX通知TX PDCP第一加密序列号来减少开销。 每个RLC PDU伴随的序列号,其可以包含来自较高层PDCP的级联或分段的服务数据单元(SDU)。 该序列号足以使RLC执行重新排序,间隙检测,重传等,同时还允许RX上层PDCP重建用于加密内容的排序值。
    • 34. 发明申请
    • Reliable uplink resource request
    • 可靠的上行资源请求
    • US20100074193A1
    • 2010-03-25
    • US12443785
    • 2007-10-31
    • Etienne F. Chaponniere
    • Etienne F. Chaponniere
    • H04W72/00
    • H04W52/50H04L1/0026H04W52/32H04W74/0866
    • Systems and methodologies are described that facilitate reliably requesting uplink resources in a wireless communications environment. In particular, mechanisms are provided for reliable uplink resource requests at instants when uplink resources are not retained. A mobile device transmits an uplink resource request on a feedback information channel conventionally utilized for channel quality indicators. The mobile device utilizes specific codewords reserved for uplink requests. In addition, a power spectral density of the feedback information channel is boosted to lower an error rate of the channel when reserved codewords are transmitted.
    • 描述了在无线通信环境中有助于可靠地请求上行链路资源的系统和方法。 特别地,当不保留上行链路资源时,为时刻提供用于可靠的上行链路资源请求的机制。 移动设备在通常用于信道质量指示符的反馈信息信道上发送上行链路资源请求。 移动设备利用为上行链路请求保留的特定码字。 此外,当发送保留的码字时,提高反馈信息信道的功率谱密度以降低信道的错误率。
    • 36. 发明授权
    • Reliable uplink resource request
    • 可靠的上行资源请求
    • US08824381B2
    • 2014-09-02
    • US12443785
    • 2007-10-31
    • Etienne F. Chaponniere
    • Etienne F. Chaponniere
    • H04W72/00H04W52/50H04W74/08H04W52/32H04L1/00
    • H04W52/50H04L1/0026H04W52/32H04W74/0866
    • Systems and methodologies are described that facilitate reliably requesting uplink resources in a wireless communications environment. In particular, mechanisms are provided for reliable uplink resource requests at instants when uplink resources are not retained. A mobile device transmits an uplink resource request on a feedback information channel conventionally utilized for channel quality indicators. The mobile device utilizes specific codewords reserved for uplink requests. In addition, a power spectral density of the feedback information channel is boosted to lower an error rate of the channel when reserved codewords are transmitted.
    • 描述了在无线通信环境中有助于可靠地请求上行链路资源的系统和方法。 特别地,当不保留上行链路资源时,为时刻提供用于可靠的上行链路资源请求的机制。 移动设备在通常用于信道质量指示符的反馈信息信道上发送上行链路资源请求。 移动设备利用为上行链路请求保留的特定码字。 此外,当发送保留的码字时,提高反馈信息信道的功率谱密度以降低信道的错误率。
    • 37. 发明授权
    • Aborting a packetized wireless communication
    • 中止无线通讯
    • US08687489B2
    • 2014-04-01
    • US12137866
    • 2008-06-12
    • Etienne F. Chaponniere
    • Etienne F. Chaponniere
    • H04W28/00H04W28/12
    • H04W28/12H04L47/10H04L47/245H04L47/32H04W76/34H04W80/04
    • Systems and methods are provided for a signaling an ongoing communication of a data unit in a data packet is to be aborted. Upon a determination to abort an ongoing communication is made, a code-point in a data unit header is utilized to indicate the ongoing communication is to be aborted. A first class of code-point is a dedicated, predefined abort data unit field header. A second class of code-point is a combination of a set of existing, predefined data unit header fields, at least one data unit header field in the combination holds a value that is either invalid or legitimate yet unlikely to occur. Conveying code-point(s) to indicate termination of an ongoing communication of a data unit in a data packet in a regular communication mitigates transmission disruption and saves channel capacity.
    • 提供系统和方法用于信令,数据分组中的数据单元的正在进行的通信将被中止。 当确定中止正在进行的通信时,利用数据单元报头中的码点来指示正在进行的通信将被中止。 第一类码点是专用的,预定义的中止数据单元字段头。 第二类码点是一组现有的,预定义的数据单元头字段的组合,组合中的至少一个数据单元头字段保持无效或合法但不太可能发生的值。 输送代码点以指示在常规通信中数据分组中的数据单元的正在进行的通信的终止减轻传输中断并节省信道容量。
    • 39. 发明授权
    • Method and apparatus for polling in a wireless communication system
    • 用于在无线通信系统中轮询的方法和装置
    • US08619752B2
    • 2013-12-31
    • US12047886
    • 2008-03-13
    • Arnaud MeylanSai Yiu Duncan HoEtienne F. Chaponniere
    • Arnaud MeylanSai Yiu Duncan HoEtienne F. Chaponniere
    • H04J3/16
    • H04L1/1685H04L1/1832H04L1/1867H04L1/187H04L1/188
    • A data packet communication system employs radio link control (RLC) transmission between a transmitter and a receiver with an Automatic Repeat Request (ARQ) arrangement whereby polling of the receiver is accomplished with reduced amount of redundantly transmitted data, such as between an access node and terminal. Upon a polling event, such as emptying of a transmission buffer of the transmitter, expiration of a polling timer, or reaching a radio link control (RLC) protocol data units (PDUs) count threshold, the transmitter sends a polling command to the receiver. This polling command is smaller than any of the RLC PDUs, which are conventionally resent with a polling bit set to evoke a STATUS PDU from the receiver. With evolving communication standards tending toward larger PDUs, such as in excess of a kilobyte for HSPA+ (High-Speed Packet Access Evolution) and 3GPP LTE (Long Term Evolution), this inefficiency can be of increasing impact.
    • 数据分组通信系统采用具有自动重传请求(ARQ)布置的发射机和接收机之间的无线电链路控制(RLC)传输,由此通过减少量的冗余传输数据来完成接收机的轮询,例如在接入节点和 终奌站。 在轮询事件(例如,清空发射机的传输缓冲器,轮询定时器到期或达到无线电链路控制(RLC)协议数据单元(PDU)计数阈值)的情况下,发射机向接收机发送轮询命令。 该轮询命令小于任何RLC PDU,其通常用设置为从接收器唤起STATUS PDU的轮询位重新发送。 随着不断变化的通信标准趋向于更大的PDU,例如超过一千字节的HSPA +(高速分组接入演进)和3GPP LTE(长期演进)),这种低效率可能会产生越来越大的影响。