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    • 32. 发明授权
    • Advanced inductive charging pad for portable devices
    • 用于便携式设备的高级感应充电垫
    • US08248024B2
    • 2012-08-21
    • US12192220
    • 2008-08-15
    • Tong YuanXiao YangMin WangChunhui ZhangJian Wang
    • Tong YuanXiao YangMin WangChunhui ZhangJian Wang
    • H02J7/00
    • H02J7/025H02J50/12
    • Systems and methodologies for efficient inductive charging of electronic devices are provided herein. A charging device as described herein can utilize a sensor-integrated resonating circuit with automatic frequency control to provide low-cost inductive charging functionality for electronic devices. As further described herein, a device to be charged can be equipped with a power receiver operable to receive power from the charging device via electromagnetic induction. The power receiver can additionally be utilized for initiation of charging such that charging for a device commences upon its associated power receiver being brought within range of an inductive charging surface at the charging device. Further, a charging device as described herein can have an inductive charging surface as well as a non-charging surface for providing other services such as information display. A charging device can integrate with an external information source to obtain items to be displayed at a non-charging surface thereon.
    • 本文提供了用于电子设备的高效感应充电的系统和方法。 如本文所述的充电装置可以利用具有自动频率控制的传感器集成谐振电路来为电子设备提供低成本的感应充电功能。 如本文进一步所述,待充电的装置可以配备有可操作以通过电磁感应从充电装置接收电力的电力接收器。 电源接收器可以另外用于开始充电,使得设备的充电在其相关联的电力接收器在充电装置处于感应充电表面的范围内时开始。 此外,如本文所述的充电装置可以具有感应充电表面以及用于提供诸如信息显示的其他服务的非充电表面。 充电装置可以与外部信息源集成以获得要在其上的非充电表面上显示的项目。
    • 33. 发明申请
    • CAMERA BASED CODE READING
    • 基于CAMERA的代码阅读
    • US20090218404A1
    • 2009-09-03
    • US12039060
    • 2008-02-28
    • Chunhui ZhangShi HanJian Wang
    • Chunhui ZhangShi HanJian Wang
    • G06K7/10G06K19/06
    • G06K7/10722G06K7/1417G06K7/1456G06K19/06037
    • Techniques for providing camera based code reading are disclosed. In some aspects, a camera-readable code is generated which may be read by a code reading device. The code reading device may capture an image of the code, process the image, and decode the code. The code includes symbols arranged to form a pattern. According to one or more embodiments, an image with the code is cropped to remove extraneous information. The code image is manipulated by exact binary segmentation to remove background information from the code. The code is oriented to a grid using an interval value defined between the symbols. The symbols are decoded by comparing unique aspects of the symbols using a statistical analysis. The decoded symbols may be converted to a message for a user or be used for other purposes.
    • 公开了用于提供基于相机的代码读取的技术。 在一些方面,生成可由代码读取装置读取的相机可读代码。 代码读取装置可以捕获代码的图像,处理图像并对代码进行解码。 该代码包括排列成形成图案的符号。 根据一个或多个实施例,裁剪具有代码的图像以去除无关信息。 代码图像由精确的二进制分割操作,以从代码中移除背景信息。 代码使用在符号之间定义的间隔值定向到网格。 通过使用统计分析比较符号的唯一方面来对符号进行解码。 解码的符号可以被转换成用户的消息或用于其他目的。
    • 34. 发明授权
    • Camera-based barcode recognition
    • 基于相机的条码识别
    • US07273177B2
    • 2007-09-25
    • US11077057
    • 2005-03-10
    • Jian WangChunhui Zhang
    • Jian WangChunhui Zhang
    • G06K7/10
    • G06K7/14
    • Embodiments of the invention relate to decoding encoded barcode information from a series of camera-captured images by generating binarized sequences from the series of camera-captured images and decoding the encoded barcode information from the binarized sequences. A series of preprocessed images is generated from the series of camera-captured images by removing non-uniform illumination, reducing noise, and enhancing contrast between bars and spaces of the series of camera-captured images. Barcode-image orientations are estimated for the series of preprocessed images. The series of preprocessed images are projected along their respective barcode-image orientations to generate a series of gray-sequence images that represent barcode information in one dimension. The binarized sequences, each of which contains partial barcode information, are connected into a concatenated sequence according to computed shift information of neighboring binarized sequences.
    • 本发明的实施例涉及通过从所述一系列照相机拍摄的图像生成二值化序列并从二值化序列解码编码的条形码信息来对来自一系列相机拍摄图像的编码条形码信息进行解码。 通过消除不均匀的照明,降低噪点,以及增强一系列照相机拍摄图像的条和空间之间的对比度,从一系列相机拍摄的图像生成一系列预处理图像。 对于一系列预处理图像估计条形码图像取向。 一系列预处理图像沿其各自的条形码图像取向投影,以生成一系列在一维中表示条形码信息的灰度序列图像。 每个包含部分条形码信息的二值化序列根据计算的相邻二进制序列的移位信息连接到级联序列中。
    • 35. 发明授权
    • Pen projection display
    • 笔投影显示
    • US07036938B2
    • 2006-05-02
    • US10284470
    • 2002-10-31
    • Jian WangChunhui Zhang
    • Jian WangChunhui Zhang
    • G03B21/14
    • B43K29/00B43K29/10H04N9/3129
    • The projection display includes a light projector unit for generating and projecting light, an oscillator unit for oscillating light projected from the light projector unit, and a frequency generation and modulation unit. The frequency generation and modulation unit drives the oscillator unit and modulates the light projected by the light projector unit. In turn, the oscillator unit oscillates the light projected by the light projector unit in two dimensions, so that the projected light scans an incident surface in a raster pattern. At the same time, the frequency generation and modulation unit modulates the light produced by the light projector unit in synchronization with the scanning process and image data supplied so that the projected light produces images corresponding to the image data over a scanned area.
    • 投影显示器包括用于产生和投射光的投光器单元,用于振荡从投光器单元投影的光的振荡器单元,以及频率产生和调制单元。 频率发生和调制单元驱动振荡器单元并调制由投光器单元投影的光。 反过来,振荡器单元将由光投射器单元投影的光在两个维度上振荡,使得投影光以光栅图案扫描入射表面。 同时,频率产生和调制单元与提供的扫描处理和图像数据同步地调制由光投射器单元产生的光,使得投影光在扫描区域上产生与图像数据相对应的图像。
    • 36. 发明授权
    • Multi-screen user interface
    • 多屏用户界面
    • US08108791B2
    • 2012-01-31
    • US12395482
    • 2009-02-27
    • Min WangXiangwei ZhuHaidong ZhangChunhui ZhangJian Wang
    • Min WangXiangwei ZhuHaidong ZhangChunhui ZhangJian Wang
    • G06F3/48
    • G06F3/0485G06F2203/04803
    • A user interface and techniques for presenting content in a multiple virtual screens are described. The user interface has one or more multiple virtual screen to define separate and distinct portions of content data. Overview, related content information may be placed in the various multiple virtual screens. Navigation buttons facilitate movement from display of content information in one virtual screen to the display of content information in another virtual screen. With the bar navigation element, a user can intuitively move among the multiple virtual screens using just a single actuation (e.g., a single click of a mouse, or a stylus tap). The multiple virtual screens remain in their original orientation and relative positioning, and remain visible in the user interface so that the user can track their location.
    • 描述用于在多个虚拟屏幕中呈现内容的用户界面和技术。 用户界面具有一个或多个多个虚拟屏幕来定义内容数据的单独且不同的部分。 概述,相关内容信息可以放置在各种多个虚拟屏幕中。 导航按钮促进从一个虚拟屏幕中的内容信息的显示到另一个虚拟屏幕中的内容信息的显示的移动。 使用条形导航元件,用户可以仅使用单个致动(例如,单击鼠标或触控笔)直观地在多个虚拟屏幕之间移动。 多个虚拟屏幕保持其原始方向和相对定位,并在用户界面中保持可见,以便用户可以跟踪其位置。
    • 37. 发明授权
    • Camera based code reading
    • 基于相机的代码阅读
    • US07980473B2
    • 2011-07-19
    • US12039060
    • 2008-02-28
    • Chunhui ZhangShi HanJian Wang
    • Chunhui ZhangShi HanJian Wang
    • G06K7/10
    • G06K7/10722G06K7/1417G06K7/1456G06K19/06037
    • Techniques for providing camera based code reading are disclosed. In some aspects, a camera-readable code is generated which may be read by a code reading device. The code reading device may capture an image of the code, process the image, and decode the code. The code includes symbols arranged to form a pattern. According to one or more embodiments, an image with the code is cropped to remove extraneous information. The code image is manipulated by exact binary segmentation to remove background information from the code. The code is oriented to a grid using an interval value defined between the symbols. The symbols are decoded by comparing unique aspects of the symbols using a statistical analysis. The decoded symbols may be converted to a message for a user or be used for other purposes.
    • 公开了用于提供基于相机的代码读取的技术。 在一些方面,生成可由代码读取装置读取的相机可读代码。 代码读取装置可以捕获代码的图像,处理图像并对代码进行解码。 该代码包括排列成形成图案的符号。 根据一个或多个实施例,裁剪具有代码的图像以去除无关信息。 代码图像由精确的二进制分割操作,以从代码中移除背景信息。 代码使用在符号之间定义的间隔值定向到网格。 通过使用统计分析比较符号的独特方面来对符号进行解码。 解码的符号可以被转换成用户的消息或用于其他目的。
    • 39. 发明授权
    • Camera-based barcode recognition
    • 基于相机的条码识别
    • US07172124B2
    • 2007-02-06
    • US11077056
    • 2005-03-10
    • Jian WangChunhui Zhang
    • Jian WangChunhui Zhang
    • G06K7/10G06K19/06
    • G06K7/14
    • Embodiments of the invention relate to decoding encoded barcode information from a camera-captured image by generating a binarized sequence from the camera-captured image and decoding the encoded barcode information from the binarized sequence. The camera-captured image is transformed into a preprocessed grayscale image, reducing noise and enhancing contrast between bars and spaces in the preprocessed image. A barcode orientation is identified that is parallel to bars in the preprocessed image. A projected sequence is generated by projecting pixels of the preprocessed image along the barcode orientation. The binarized sequence is generated by applying a threshold to detected peaks and valleys of the projected sequence. A barcode-encoding sequence is generated, from the binarized sequence, in which each barcode bar module and each barcode space module is represented by a single respective bit in the barcode-encoding sequence. The barcode encoded information is extracted from the barcode-encoding sequence.
    • 本发明的实施例涉及通过从相机拍摄图像生成二值化序列并从二值化序列解码编码的条形码信息来从相机拍摄图像中解码编码的条形码信息。 摄像机拍摄的图像被转换为​​预处理的灰度图像,减少了预处理图像中的条纹和空间之间的噪音并增强了对比度。 识别与预处理图像中的条平行的条形码方向。 通过沿着条形码方向投影预处理图像的像素来产生投影序列。 通过将阈值应用于所检测的投影序列的峰值和谷值来生成二值化序列。 从二进制序列生成条形码编码序列,其中每个条形码栏模块和每个条形码空间模块由条形码编码序列中的单个相应位表示。 从条形码编码序列中提取条形码编码信息。
    • 40. 发明授权
    • Optical system design for a universal computing device
    • 通用计算设备的光学系统设计
    • US07133031B2
    • 2006-11-07
    • US10751884
    • 2004-01-07
    • Jian WangChunhui Zhang
    • Jian WangChunhui Zhang
    • G09G5/00
    • G06F3/03545G06F3/0317G06F3/0321
    • The universal input device provides a common user interface for a variety of different computing platforms including printed documents. Using the present system, one may use the universal input device to control various computing devices as well as capture handwritten electronic ink and have the electronic ink be associated with new or stored documents. The universal input device can be identified by a specific identification in order to allow for multiple users to operate on a document and/or within an application program simultaneously or not. An off-set optical system with infrared illumination handles perspective and helps detect positional encoding which can be covered by existing ink under common visible light illumination.
    • 通用输入设备为各种不同的计算平台(包括打印文档)提供通用的用户界面。 使用本系统,可以使用通用输入设备来控制各种计算设备以及捕获手写电子墨水并使电子墨水与新的或存储的文档相关联。 可以通过特定标识来识别通用输入设备,以便允许多个用户同时操作文档和/或应用程序中的操作。 具有红外照明的偏光光学系统可以透视,并且可以帮助检测在常见的可见光照明下可以被现有墨覆盖的位置编码。