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    • 31. 发明授权
    • Solvent spun bamboo fiber with high wet modulus and producing method thereof
    • 高湿模量的溶剂纺丝竹纤维及其制备方法
    • US08926712B2
    • 2015-01-06
    • US13499512
    • 2010-09-07
    • Kun JiangXiaoliang WangChangli ZhuXin WangDianhai Zheng
    • Kun JiangXiaoliang WangChangli ZhuXin WangDianhai Zheng
    • D01F4/00D01F2/04D21C3/04D01C1/00D01F2/00D01D5/04
    • D01C1/00D01D5/04D01F2/00
    • A solvent spun bamboo fiber with a high wet modulus and a producing method thereof are disclosed. The producing method includes: activating by adding a bamboo pulp into de-ionized water, adjusting the pH value, adding cellulase and adjusting the pH value by adding alkali; squeezing by vacuum dehydration; pre-dissolving by adding an aqueous solution containing 50-88% by mass of N-methylmorpholine-N-oxide; then dissolving by putting the above pre-dissolved mixture into a dissolver, heating, vacuumizing, dehydrating, dissolving, homogenizing and defoaming; spinning by spraying through a spinneret and forming a bamboo fiber by dry-wet spinning; water washing; bleaching; oiling; and drying. The present method is simple to operate, free of industrial pollution, low energy consuming, and highly safe. The bamboo fiber produced by the present method not only keeps the natural physical and chemical properties of bamboo fiber, but also has a high wet modulus without harmful chemical residues.
    • 公开了一种具有高湿模量的溶剂纺丝竹纤维及其制造方法。 其制造方法包括:通过向去离子水中加入竹浆进行活化,调节pH值,加入纤维素酶并通过加入碱调节pH值; 真空脱水挤压; 通过加入含有50-88质量%的N-甲基吗啉-N-氧化物的水溶液进行预溶解; 然后通过将上述预先溶解的混合物放入溶解器中进行溶解,加热,真空,脱水,溶解,均化和消泡; 通过喷丝头喷雾纺丝并通过干湿纺丝形成竹纤维; 水洗; 漂; 注油; 并干燥。 本方法操作简单,无工业污染,能耗低,安全性高。 本发明生产的竹纤维不仅保持了竹纤维的天然物理化学性质,而且具有较高的湿模量,无有害化学残留物。
    • 32. 发明授权
    • Selective notch filtering for howling suppression
    • 针对啸声抑制的选择性陷波滤波
    • US08891786B1
    • 2014-11-18
    • US13081117
    • 2011-04-06
    • Xin Wang
    • Xin Wang
    • H04R3/02G10K15/12
    • H04R3/02H04M9/082
    • Systems, methods, and other embodiments associated with selective notch filtering for howling suppression are described. According to one embodiment, an apparatus includes a howling detector that detects howling by performing a time domain analysis of speech signals to identify a speech signal that may be exhibiting howling and performing frequency domain analysis to confirm that the speech signal is exhibiting howling. The apparatus also includes a suppression selector configured to select a suppression technique, a signal processor configured to process the speech signal according to a selected suppression technique. The apparatus outputs, without suppression-related processing, speech signals that are not identified based on the time domain analysis. In another embodiment a method includes analyzing a speech signal to detect howling and when howling is detected, selecting, based on the howling analysis, a howling suppression technique from a set of howling suppression techniques that includes at least two different howling suppression techniques.
    • 描述了与用于啸叫抑制的选择性陷波滤波相关联的系统,方法和其他实施例。 根据一个实施例,一种装置包括:通过执行语音信号的时域分析来检测啸叫的啸声检测器,以识别可能正在表现出嚎叫和执行频域分析的语音信号,以确认语音信号呈现啸声。 该装置还包括被配置为选择抑制技术的抑制选择器,被配置为根据选择的抑制技术处理语音信号的信号处理器。 该装置在没有抑制相关处理的情况下输出基于时域分析未识别的语音信号。 在另一个实施例中,一种方法包括分析语音信号以检测啸声和当检测到啸叫时,基于嚎叫分析,从包括至少两种不同的啸叫抑制技术的一组啸声抑制技术中选择啸声抑制技术。
    • 34. 发明申请
    • Panel Self Refreshing With Changing Dynamic Refresh Rate
    • 改变动态刷新率的面板自刷新
    • US20140055476A1
    • 2014-02-27
    • US13594548
    • 2012-08-24
    • Xin Wang
    • Xin Wang
    • G09G5/36
    • G06T1/60G09G5/00G09G5/003G09G5/006G09G5/18G09G2310/061G09G2330/021G09G2330/022G09G2340/0435
    • Provided are methods and systems for video data processing. In an exemplary system, there is a video source and a display unit. The display unit may receive video data from the video source and display it at a first refresh rate. The video source may cause the display unit to enter a power economy mode, in which the displayed video is static. In this mode, the video source stops sending new video data, while the display unit selectively stores one or more of the previously received video frames and further displays it repeatedly at a second refresh rate, which may be lower than the first refresh rate (e.g., it may be decreased from 60 Hz to 40 Hz). In the power economy mode, the power consumed may be decreased by about 10-20% for both the video source and the display unit in some embodiments.
    • 提供了用于视频数据处理的方法和系统。 在示例性系统中,存在视频源和显示单元。 显示单元可以从视频源接收视频数据并以第一刷新率显示它。 视频源可能导致显示单元进入电源经济模式,其中所显示的视频是静态的。 在该模式中,视频源停止发送新的视频数据,而显示单元选择性地存储先前接收到的一个或多个视频帧,并以第二刷新率重复地显示它,其可以低于第一刷新率(例如, ,它可以从60Hz降低到40Hz)。 在电力经济模式中,在一些实施例中,对于视频源和显示单元,所消耗的功率可以减少大约10-20%。
    • 36. 发明授权
    • Communication method and communication device for transmitting multimedia data during a call
    • 用于在通话期间发送多媒体数据的通信方法和通信装置
    • US08626868B2
    • 2014-01-07
    • US12735397
    • 2008-01-15
    • Xin Wang
    • Xin Wang
    • G06F15/16
    • H04L65/4015H04L65/1089H04M7/0051
    • A method and apparatus are provided for transmitting multimedia data between terminals during a call. In response to a request for multimedia data transmission initiated from one of the terminals in the call, a communication device may transmit the multimedia data to one or more of the terminals in the call. The communication device may comprise a reception unit for receiving the multimedia data transmission request initiated from one of the terminals in the call, a transmission unit to transmit the multimedia data to one or more of the terminals in the call, a storage unit to store multimedia data, and a recording unit to record information for a terminal.
    • 提供一种用于在呼叫期间在终端之间传送多媒体数据的方法和装置。 响应于从呼叫中的一个终端发起的多媒体数据传输的请求,通信设备可以将多媒体数据发送到呼叫中的一个或多个终端。 通信装置可以包括:接收单元,用于接收从呼叫中的一个终端发起的多媒体数据传输请求;发送单元,用于向呼叫中的一个或多个终端发送多媒体数据;存储单元,用于存储多媒体 数据和用于记录终端的信息的记录单元。
    • 38. 发明申请
    • METHOD, SERVER AND TERMINAL FOR AUDIO AND VIDEO ON DEMAND
    • 方法,音频和视频的服务器和终端需求
    • US20130219441A1
    • 2013-08-22
    • US13807512
    • 2011-06-28
    • Kedong ZhangXin Wang
    • Kedong ZhangXin Wang
    • H04N21/258
    • H04N21/25808H04L12/1854H04L65/4084H04L65/80H04N21/632
    • The present invention discloses a method, a server and a terminal of audio-video on demand (AVOD). The method comprises: receiving an audio-video resource request from an AVOD terminal; determining an assigned network the AVOD terminal. belonging to in accordance with the audio-video resource request; determining resource nodes having the audio-video resource in the assigned network; generating a resource list according to the resource nodes having the audio-video resource in the assigned network; transmitting the resource list to the AVOD terminal so that the AVOD terminal acquires the audio-video resource according to the resource list. The present invention achieves both a smooth multiuser concurrent online AVOD and a reducing cost consumption of a network system.
    • 本发明公开了一种音视频点播(AVOD)的方法,服务器和终端。 该方法包括:从AVOD终端接收音频 - 视频资源请求; 确定分配的网络AVOD终端。 属于符合音视频资源要求的; 确定在所分配的网络中具有所述音频 - 视频资源的资源节点; 根据具有所分配的网络中的音频 - 视频资源的资源节点生成资源列表; 将资源列表发送到AVOD终端,使得AVOD终端根据资源列表获取音频 - 视频资源。 本发明实现了平滑的多用户并发在线AVOD和降低网络系统的成本消耗。