CN101685342B - Method and device for realizing dynamic virtual keyboard - Google Patents

Method and device for realizing dynamic virtual keyboard Download PDF

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Publication number
CN101685342B
CN101685342B CN 200810223056 CN200810223056A CN101685342B CN 101685342 B CN101685342 B CN 101685342B CN 200810223056 CN200810223056 CN 200810223056 CN 200810223056 A CN200810223056 A CN 200810223056A CN 101685342 B CN101685342 B CN 101685342B
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key
position
input
information
keyboard
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CN 200810223056
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CN101685342A (en
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叶颖华
张渊毅
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联想(北京)有限公司
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Abstract

The invention discloses a method for realizing a dynamic virtual keyboard, which comprises the following steps: establishing and storing information of relations between key positions and corresponding reference key positions; and acquiring information of key stroke positions, wherein the position relation information is used for determining the input characters after identifying position information when fingers tap the keyboard to input characters. The invention also provides a corresponding device and an input method. According to the invention, the positioning can be realized through puretouch in the virtual keyboard without absolute positioning of the original virtual keyboard, thereby enhancing the operation efficiency. Different keyboard parameters can be customized for different users, so that the keyboard is more suitable for the user; and therefore, the invention is a favorable engineering design for human bodies. The keyboard has the advantages of simple operation and convenient use.

Description

一种动态虚拟键盘的实现方法及装置 A dynamic virtual keyboard implemented method and apparatus

技术领域 FIELD

[0001] 本发明涉及电子信息技术领域,具体涉及动态虚拟键盘的实现方法及装置。 [0001] The present invention relates to the field of electronic information technology, particularly to achieve a method and apparatus for dynamic virtual keyboard. 背景技术 Background technique

[0002] 近年来,随着个人数字助理PDA、智能手机和手机邮箱等功能的大量使用,为满足手机用户以QWERTY键盘进行文本输入而提出的虚拟键盘(VKB,Virtual Keyboard)受到PDA、智能手机等便携式设备用户的欢迎。 [0002] In recent years, with the extensive use of personal digital assistants PDA, smart phones and mobile email and other functions, to meet mobile phone users with QWERTY keyboard for text input and proposed virtual keyboard (VKB, Virtual Keyboard) by the PDA, smart phone and other portable device users. 采用这种虚拟键盘VKB可以在任何平面的物体上构建出63键全尺寸键盘,用户只需轻松地在这个由红外线描绘的图像中敲击所需的字符, 就可以进行文字录入。 With this virtual keyboard can be constructed character VKB full-size keyboard, the user simply and easily in this drawing by the infrared image 63 in the desired tap key object in any plane, can be text entry.

[0003] 目前,常见的虚拟键盘VKB有基于红外投影的虚拟键盘和基于触摸屏(板)的虚拟键盘,其共同之处在于,都没有实体的机械按键,而是通过传感器判断用户击键的绝对位置,从而识别当前的输入内容。 [0003] Currently, there is a common virtual keyboard VKB projected virtual keyboard based on an infrared touch screen (panel) of a virtual keyboard, and which have in common that, no mechanical key entity, but rather is determined by the sensor the user's keystrokes absolute position, thereby identifying the contents of the current input. 换言之,这类键盘虽然没有实体按键,但存在一个虚拟的静态键位,用户只有正确定位每个按键的位置才能完成输入。 In other words, these keyboards are no physical buttons, but there are still a virtual keys, the user only locate the correct location of each button to complete the entry.

[0004] 因此,用户想要在这类键盘上实现高绩效的盲打存在一个关键性的障碍,即击键定位问题。 [0004] Therefore, there is a user wants to achieve high performance touch typing a key obstacle, namely positioning of keystrokes on these keyboards. 传统的机械键盘之所以可以实现盲打,一个很重要的原因在于它可以通过键帽来引导用户进行触觉定位。 The reason why the traditional mechanical keyboard can be comfortably achieved, a very important reason is that it can be positioned to guide the user through tactile keycaps. 但当前的虚拟键盘只能提供视觉的键位引导,若要盲打,则必须完全依赖手指肌肉本身对击键位移的精确控制。 However, the current virtual keyboard keys can only provide visual guidance to touch typing, it must rely entirely on precise control of finger muscles themselves keystrokes displacement. 因此,如果用户借助视觉辅助定位将导致击键速度的降低,如果完全依赖肌肉定位则又可能导致错误率的增加。 Therefore, if a user a visual aid to help locate keystrokes will result in reduced speed, if totally dependent on muscle positioning in turn may lead to increased error rate.

发明内容 SUMMARY

[0005] 有鉴于此,本发明提供一种动态虚拟键盘的实现方法及装置,以解决现有技术中不能很有效地在虚拟键盘上实现盲打的问题。 [0005] Accordingly, the present invention provides a method and apparatus to achieve a dynamic virtual keyboard, in order to solve the problems of the prior art are not very effective in the virtual touch typing on a keypad.

[0006] 本发明实施例提供的一种动态虚拟键盘的实现方法,包括:预先在一物理输入面投影形成动态击键的区域,所输入按键位置位于该区域中,从所述区域获取击键位置信息, 或者预先在一物理输入面投影形成固定的键盘图案,该键盘图案包含所有按键位置,用于直接输入字符,所形成固定的键盘图案与动态击键的区域可进行切换; [0006] A dynamic embodiment of the present invention provides a virtual keyboard implemented method, comprising: in advance in a region of dynamic physical keystroke input surface projection is formed, the input key position is located in the region, the region from acquired keystroke location information, a physical input or pre-formed plane of the projection of the fixed keyboard pattern, all the keys of the keyboard pattern comprises position for direct input characters, the area is fixed keyboard pattern formed dynamic keystrokes to switch;

[0007] 建立各按键位置与对应的基准键之间的位置关系信息并保存; [0007] establishing the positional relationship between the position of each of the keys corresponding to key information and stored reference;

[0008] 所述位置关系信息用于识别输入字符时手指敲击的位置信息后,确定输入的字符。 [0008] The positional relationship between the position information identifying the input character information when the finger tapping for determining character input.

[0009] 本发明实施例提供一种利用动态虚拟键盘输入字符的方法,包括: [0009] The method of the present invention provides a dynamic virtual keyboard to input characters, comprising:

[0010] 检测到用户的双手放置在一物理输入面上,检测到用户的双手放置在一物理输入面上,其中,所述物理输入面上设置有动态击键的区域,所输入按键位置位于该区域中,从所述区域获取击键位置信息,或者所述物理输入面上设置有固定的键盘图案,该键盘图案包含所有按键位置,所形成固定的键盘图案与动态击键的区域可进行切换; [0010] detecting the user's hands are placed in a physical input surface, detecting the user's hands are placed in a physical input surface, wherein a region of said dynamic physical keystroke input face, the input keys located this area, acquiring position information from the region keystroke, or the input face is provided with a fixed physical keyboard pattern, the pattern includes all keyboard key position, the keyboard area is fixed and dynamic patterns may be formed keystroke switches;

[0011] 当所述物理输入面上为固定的键盘图案时,利用所述固定的键盘图案输入字符; [0011] When the physical input face is fixed keyboard pattern, a fixed keyboard pattern using the input character;

[0012] 当所述物理输入面上为动态击键的区域时,获取所述双手中接触到所述物理输入面的至少一个手指中每个手指所在位置的基准位置信息; [0012] When the dynamic physical input surface area of ​​keystrokes, to obtain the hands contacting the at least one reference position information for each finger where the finger of the physical input face;

[0013] 将所述每个手指所在位置作为虚拟键盘的基准键位置; [0013] The position of each finger is located as the reference position of the virtual keys of the keyboard;

[0014] 在检测到所述至少一个手指中的第一手指对在所述物理输入面上进行击键操作时,获取所述第一手指在所述物理输入面上的第一击键位置信息; [0014] In a first finger is detected in said at least one finger when the physical input keystrokes in said surface, said first finger information acquiring a first physical location of the keystroke input face ;

[0015] 根据对应所述虚拟键盘的击键位置信息与输入字符间对应关系,确定所述第一击键位置信息对应的第一输入字符,其中,所述对应关系是根据至少包括所述基准位置信息的信息而确定的关系。 [0015] The correspondence between the position of the virtual keyboard keystroke input character corresponding relationship information, determining a first character of the first input position information corresponding to the keystroke, wherein the corresponding relationship is based on at least the reference relationship information determined location information.

[0016] 本发明实施例提供的一种实现动态虚拟键盘的装置,包括: [0016] The apparatus of embodiments of the present invention provides a dynamic virtual keyboard, comprising:

[0017] 第一投影单元,用于在一物理输入面投射显示出击键的有效区域; [0017] a first projection unit for projecting the effective display area in a physical attack key input surface;

[0018] 第二投影单元460,用于在一物理输入面投影形成固定的键盘图案,该键盘图案用于直接输入字符; [0018] The second projection unit 460, a fixed keyboard pattern for forming a physical input plane of the projection, the pattern for direct keyboard input character;

[0019] 第二投影单元形成固定的键盘图案与第一投影单元击键的区域可进行切换; [0019] The second projection unit fixed keyboard pattern formation region of the first keystroke of the projection unit can be switched;

[0020] 感应单元,用于获取基准键位置信息以及击键位置信息; [0020] The sensing unit configured to obtain position information and the reference key keystroke position information;

[0021] 存储单元,用于保存校准击键位置得到的各按键位置及其对应基准键的位置关系fn息; [0021] storage means for storing the position obtained calibration keystrokes and corresponding keys for each position of the reference positional relationship fn key information;

[0022] 识别单元,将所述感应单元获取的击键位置信息与所述存储单元中的按键信息进行比较,确定输入的按键内容; [0022] The recognition unit, the key information keystroke sensing the position information acquisition unit storage unit is compared to determine the content of the key input;

[0023] 显示单元,用于显示用户击键时识别单元确定的输入字符。 [0023] the display unit, the user input character keystroke identifying unit determines for displaying.

[0024] 本发明实施例提供的实现动态虚拟键盘技术方案中,通过将键盘布局(如QWERTY 键盘)进行投影,并捕获击键时手指的位置信息,根据每次的击键位置与其对应的基准键之间的相对位置关系来判断输入的内容,从而实现了字符输入。 Dynamic virtual keyboard technical solutions provided in embodiments of the [0024] present invention, by projecting the keyboard layout (e.g., a QWERTY keyboard), and capture keystrokes finger position information, in accordance with each of the positions corresponding to the reference keystroke the relative positional relationship between the contents of the input key is determined to achieve a character input. 可不再依赖用户对静态键位的绝对定位,而是通过击键的相对位移来判断输入的内容。 The user can no longer rely on absolute positioning of the static keys, but rather is determined by the relative displacement of the contents of the input keystrokes.

[0025] 本发明采用对击键位置进行动态判断的方法,无需原有虚拟键盘的绝对定位,使虚拟键盘中可通过纯触觉进行定位,从而提高了操作功效。 [0025] The present invention is the method for dynamically determining the position of keystrokes, without the absolute positioning of the original virtual keyboard, virtual keyboard may be positioned by pure touch, thereby improving the operation efficiency. 采用相对比较判断输入的方法, 因此可以为不同的用户定制不同的键盘参数,使得键盘更加适合使用者本身,是更好的人体工学设计。 Relatively method determines whether the input, can be different for different keyboard customization parameters, so that the keyboard itself is more suitable for the user, a better ergonomic design. 该键盘操作简单、使用方便,凡是会盲打的用户不需要特别的训练就可以掌握这种键盘的使用方法。 The keyboard is simple, easy to use, all users will comfortably without special training can master the use of this keyboard.

附图说明 BRIEF DESCRIPTION

[0026] 图1为本发明实施例中的动态虚拟键盘位置校准流程图; [0026] FIG. 1 position calibration flowchart dynamic virtual keyboard in the embodiment of the present invention;

[0027] 图2为本发明实施例中的动态虚拟键盘输入字符流程图; [0027] FIG. 2 flowchart dynamic virtual keyboard to enter characters in the embodiment of the present invention;

[0028] 图3为本发明实施例一中提供的动态虚拟键盘示意图; [0028] Figure 3 schematic diagram of a dynamic virtual keyboard provided in the embodiment of the present invention;

[0029] 图4为本发明实施例二中提供的动态虚拟键盘示意图; [0029] Fig 4 a schematic view of the dynamic virtual keyboard according to a second embodiment of the present invention is provided;

[0030] 图5为本发明实施例三中提供的动态虚拟键盘示意图; [0030] Fig 5 a schematic view of three dynamic virtual keyboard according to an embodiment of the present invention;

[0031] 图6为本发明实施例四提供的实现动态虚拟键盘的装置示意图。 [0031] FIG. 6 is a schematic dynamic virtual keyboard apparatus according to a fourth embodiment of the present invention.

具体实施方式 detailed description

[0032] 针对背景技术中所述现有技术中存在的问题,本发明提出一种新的动态的虚拟键盘,可不再依赖用户对静态键位的绝对定位,而是通过击键的相对位移来判断输入的内容, [0032] The background art for the problems in the prior art, the present invention proposes a new dynamic virtual keyboard, the user can no longer rely on absolute positioning of the static keys, but by the relative displacement to keystrokes Analyzing the content of the input,

5解决了原有虚拟键盘的击键触觉定位困难,从而提高了操作功效。 5 addresses tactile keystroke difficult to locate the original virtual keyboard, thereby improving operational efficiency.

[0033] 首先,利用发光源(激光二极管的点光源或红外光源)进行投影形成击键区域,并捕获能够帮助确定“输入”内容的图像。 [0033] First, the projector using the light emitting source (a laser diode point light source or an infrared light source) formed keystroke region and capture can be "typed" content image. 通过传感器确定字符键何时被敲击,以及每次击键手指的移动位置。 When the sensor is determined by the character key is struck, and every keystroke movement position of the finger.

[0034] 例如,采用摄像头作为位置传感器检测击键手指的移动位置,具体包括: [0034] For example, using the camera as a sensor for detecting the movement position of the finger keystrokes, specifically comprising:

[0035] 建立一个人手图片库,通过对库中图像的颜色和光影进行分析,得到击键时人手, 指头和指间的移动特征信息。 [0035] establish a manpower gallery, color and light by image analysis library, staff time to get keystrokes, finger movement characteristic information and fingers.

[0036] 利用分析出来的特征,建立手识别的算法,使其能够识别各种姿势的人手及其对应的手指的位置。 [0036] Utilization of features out of the establishment of hand recognition algorithm, it is possible to identify a variety of positions corresponding to the hand and finger positions.

[0037] 利用该算法对动态键盘击键过程中的图像进行动态识别,得到十个手指的运动轨迹。 [0037] This algorithm during dynamic keystrokes dynamic image recognition to obtain the trajectory of the ten fingers.

[0038] 从得到的运动轨迹,动态计算击键的手指及其对应的位置信息。 [0038] obtained from the trajectory of the dynamic finger position information is calculated and the corresponding keystrokes.

[0039] 另外,还可采用数据手套确定字符键何时被敲击,以及每次击键手指的移动位置。 [0039] Further, data glove may also be used to determine when a character key is struck, and every keystroke movement position of the finger.

[0040] 通常,一种数据手套包含十个压力传感器,用于识别和判断十个手指对应的击键, 以及十个加速度传感器用于识别和分析十个手指击键前对应的手指移动距离和移动角度。 [0040] Typically, one ten data glove comprising a pressure sensor configured to identify and determine the corresponding keystroke ten fingers, and ten for the identification and analysis of the acceleration sensor keystroke ten fingers before finger moving distance and the corresponding MOVES.

[0041] 从压力传感器判定击键的手指; [0041] determined from the pressure sensor finger keystrokes;

[0042] 从加速度传感器分析该手指该次击键前的手指移动距离和移动角度。 [0042] Analysis movement distance and the movement angle of the finger before the finger of the keystrokes from the acceleration sensor.

[0043] 本发明提供的一种动态的虚拟键盘,通过用户击键时的相对位移来判断输入的内容。 [0043] The present invention provides a dynamic virtual keyboard, the relative displacement by the user to determine the content entered keystrokes.

[0044] 本发明实施例以常用的基于拉丁字母的标准的打字机和计算机键盘QWERTY键盘为例,首先通过传感器获取用户击键准备状态时十个手指的基线位置,即九个基准键(其中两个大拇指同在space键)的位置。 [0044] Example embodiments of the present invention is based on the usual criteria of the Latin alphabet typewriter and computer keyboard, a QWERTY keyboard, for example, ten fingers baseline position is first acquired when the user keystrokes ready state by the sensor, i.e. nine reference key (of which two a thumb with the space key) position. 然后通过一个简单的测试,例如根据显示字母做虚拟击键,来获得其它字符键与基准键之间的相对位移范围及角度范围,例如左手食指向下一个档位的位移对应的是字母V,斜向下一档对应的是字母B,向左一档对应的是字母G,向上一档对应的是字母R,斜向上一档对应的是字母T,向上两档对应的是数字4,斜向上两档对应的是数字5。 Then by a simple test, for example, according to the letter do virtual keystrokes, and to obtain a range of relative displacement angle range between the character key with the reference key, for example, left index finger down one gear corresponding to the displacement of the letter V, diagonal is the letter corresponding to the next file B, a file corresponding to the left is the letter G, up to a speed corresponding to the letters R, a profile corresponding to the oblique letter T, the corresponding digital up two steps 4, swash up two steps corresponding to the number 5. 最后,当用户开始正式输入时,系统就可以根据每次的击键位置与其对应的基准键之间的相对位置关系来判断输入的内容。 Finally, when the user starts the formal input, the system can be determined according to the contents of the input relative positional relationship between the position of each keystroke reference key corresponding thereto. [0045] 实施例一 [0045] Example a

[0046] 本实施例中提供一种动态虚拟QWERTY键盘的实现方法,用红外投影生成一个无形区域,并将全尺寸的虚拟QWERTY键盘投影至一平面,并采用摄像头作为传感器捕获能够帮助确定“输入”内容的图像。 [0046] The present provides a dynamic virtual QWERTY keyboard embodiments implemented method of generating an invisible infrared region of the projection, and the full-size QWERTY keyboard is projected onto a virtual plane, and captured using the camera as the sensor can be "typed "image content.

[0047] 为了准确地获取用户击键所对应的有效范围,需要确定各键位置与基准位置键位置的关系(包括距离和角度),首先对各键的位置进行校准,如图1所示,具体包括: [0047] In order to accurately obtain the user's keystrokes corresponding to the effective range, it is necessary to determine the relationship between the reference position and the position of the key positions of the keys (including the angle and distance), first calibration of the position of each bond, shown in Figure 1, including:

[0048] S101,用户将双手并列放置,模拟在机械键盘上的准备状态,通过传感器(如摄像头)获得九个基准键(即A、S、D、F、J、K、L和;键,其中两个大拇指同在space键)的位置fn息; [0048] S101, the user hands juxtaposed analog ready state in which a mechanical keypad, obtaining nine reference bond (i.e., A by a sensor (e.g. a camera), S, D, F, J, K, L, and; bond, wherein the two thumbs in the same space position information fn bond);

[0049] S102,系统呈现字符键(如,字母E),用户击键(即字母E),即用户输入字符E,通过传感器(如,摄像头)获得该次击键的位置; [0049] S102, the system presents the character keys (e.g., the letter E), the user's keystrokes (i.e., the letter E), i.e., a user input character E, the position of the keystroke by the sensor (e.g., camera);

[0050] S103,测算该次击键位置信息与其对应的基准键位置(如,字母D)之间的位置关系,包括距离和角度; [0050] S103, the estimated positional relationship between the keystrokes corresponding to the position information of the reference key position (e.g., the letter D), comprising a distance and an angle;

[0051] S104,将测算结果与该字符键(即字母E)对应的与基准键之间的位置信息(如距离、角度)进行加权叠加,并用叠加的新结果替代原有数据,保存到字符键表中; [0051] S104, the calculation result of the character keys (i.e., the letter E) corresponding with the position information between the reference key (such as distance, angle) weighted stack, and replace the old data with new overlay result, saved to the character key table;

[0052] 需要说明的是,系统在校对前字符键位置信息空白即不提供初始字符键位置信息,也可以提供预先设置的字符键位置初始表。 [0052] Incidentally, the information system does not provide an initial blank character keys i.e., location information in calibration position before the character keys, character keys may also be provided pre-set position of the initial table.

[0053] S105,按照上述步骤对QWERTY键盘中的各字符键进行位置校准,得到完整的字符键表,如表1所示,包括字符键名称、对应的基准键以及与基准键之间的距离、角度。 [0053] S105, the steps above for each of the character keys in QWERTY keyboard positional alignment, to give full character key table, such as the distance between the characters comprising the name of the key, the key and the corresponding reference and the reference key shown in Table 1, ,angle.

[0054] 表1 [0054] TABLE 1

[0055] [0055]

按键名称 对应基准键 相对距离 相对角度A A 0 0B F dl clC D d2 c2 Key name corresponding to the relative angular distance relative to the reference key A A 0 0B F dl clC D d2 c2

[0056] 至此,完成字符键位置校准程序。 [0056] Thus, the calibration procedure is completed character key position.

[0057] 用红外投影给用户显示出一个击键的有效区域; [0057] The effective area of ​​the display to the user a keystroke by infrared projection;

[0058] 通过图像识别技术根据操作者的手指初始位置来识别九个基准键的位置,用户输入字符时(即击键)时,根据手指移动位置确定每次击键的位置及其与对应的基准键;同时在屏幕上给予用户击键内容的反馈; [0058] nine to identify the location of the reference key according to the initial position of the operator's finger by the image recognition technology, a user inputs characters (i.e., keystrokes), determining the position of each keystroke corresponds to its position according to the movement of the finger reference key; while giving the user's keystrokes feedback on the screen;

[0059] 参照图2及图3,通过该虚拟键盘输入字符的步骤如下: [0059] Referring to FIG. 2 and FIG. 3, the step is performed by a virtual keyboard to enter characters as follows:

[0060] S201,用户将双手并列放置,模拟在机械键盘上的准备状态,通过传感器(如,摄像头)获得九个基准键的位置(其中两个大拇指同在space键); [0060] S201, the user hands placed side by side, in a state ready to simulate mechanical keyboard, the position of the reference key nine (wherein two thumbs with the space key) by a sensor (e.g., camera);

[0061] S202,用户击键(如:字母E),通过传感器(如,摄像头)获得该次击键的位置; [0061] S202, the user's keystrokes (such as: the letter E), by a sensor (e.g., camera) to obtain the position of the keystroke;

[0062] S203,检测该次击键与其对应的基准键位置(此例中为,字母D)之间的位置关系信息,包括距离和角度。 [0062] S203, the keystroke is detected and its corresponding reference key position (in this example, the letter D) between the positional relationship information, including distance and angle.

[0063] S204,将检测结果与按键表中位置关系信息的进行对比,确定输入的按键内容,即输入的字符。 [0063] S204, the detection result of the positional relationship with the key information table comparison, determining the content of a key input, i.e., input character.

[0064] 检测到的击键位置信息在所述按键表中位置关系信息确定的范围之内,则判断该按键位置为所输入的字符。 [0064] keystrokes detected position information within the information of the positional relationship of the key table to determine the range, it is judged that the key positions of the input character.

[0065] 实施例二 [0065] Second Embodiment

[0066] 本实施例提供一种动静态双模虚拟键盘。 [0066] The present embodiment provides a static dual-mode virtual keyboard action.

[0067] 其中动态模式与实施例一相同,也是采用红外投影及摄像头实现。 [0067] Example embodiments wherein a dynamic mode and the same, and is projected infrared camera implemented.

[0068] 用红外投影给用户显示出一个击键的有效范围区; [0068] to show the user a valid keystroke range infrared projection area;

[0069] 通过传感器(如,摄像头)获得用户每次击键的位置; [0069] obtained by each user's keystrokes position sensor (e.g., camera);

[0070] 检测该次击键与其对应的基准键位置之间的关系,包括距离和角度,进而确定所输入的字符。 [0070] The relationship between the detection reference position of the key corresponding to keystroke, including distance and angle, and to determine the character entered. [0071] 在实施例一提供的动态虚拟键盘的基础上增加了静态模式虚拟键盘,用红外投影给用户显示出一个固定的QWERTY键盘图案,如图4所示,用户就像采用普通的QWERTY键盘进行字符输入。 [0071] On the basis of increased dynamic virtual keyboard according to a first embodiment of a static mode virtual keyboard, infrared projection display to the user a fixed QWERTY keyboard pattern, shown in Figure 4, the user just like ordinary QWERTY keyboard character input.

[0072] 用户可以在动态模式与静态模式之间进行选择切换。 [0072] The user can choose to switch between a dynamic mode and static mode.

[0073] 当用户双手不在(离开)有效区,该有效区是预先在一平面投影形成动态击键的区域,所输入字符按键位置位于该区域中,从所述区域获取击键位置信息。 [0073] When the user is not in the hands (away from) the active region, the active region is a region previously formed in a planar projection of keystroke dynamics, the position of the input character keys located in the area, obtaining location information from the region keystrokes. 具体地,通过红外投影在给出一个静态虚拟键盘,在一平面投影形成固定的键盘图案,该键盘图案包含所有按键位置,用于直接输入字符。 In particular, by projecting the infrared virtual keyboard is given a static, fixed keyboard pattern formed in a projection plane, which contains all keys keyboard pattern position for direct input characters. 当用户开始击键时,通过图像识别每次在键盘图案上击键的位置,确定输入的内容; When the user starts keystrokes, by an image recognition pattern of keystrokes on the keyboard each location, determining the content of the input;

[0074] 当用户双手在有效区内并列放置(模拟在机械键盘上的准备状态),计算设备通过图像识别技术来识别九个基准键的位置,则从静态模式切换到动态模式,进入动态输入识别;当用户开始击键时,通过图像识别出每次击键的位置及其对应基准键的位置关系,判断输入的字符内容。 [0074] When the user hands in the effective region juxtaposed (ready state analog on mechanical keyboard), the computing device to identify the location of the nine reference key through the image recognition technique, from the static mode to the dynamic mode, enter the dynamic input recognition; keystrokes when the user starts, the position of each keystroke corresponds to the reference and the positional relationship by the image recognition key, determines whether the input character content.

[0075] 实施例三 [0075] Example three

[0076] 本实施例提供动静混合虚拟键盘,同样也采用红外投影及摄像头实现。 [0076] The present embodiment provides a virtual keyboard mixing movement, also using infrared cameras and projectors achieved. 所谓动静混合虚拟键盘就是设定几个固定按键位置,可直接敲击这几个固定按键位置输入字符,其余的按键按照与基准键的相对位置信息来确定。 Mixing movement is called a virtual keyboard keys Several fixed position, can be secured directly striking these keys enter character position, the rest of the keys is determined according to the relative positional information of the reference key.

[0077] 预先在一平面投影形成具有固定按键位置的击键区域,所述固定按键位置用于直接敲击输入字符。 [0077] keystroke preformed region having a fixed position of the buttons in a projection plane, a position for fixing the key tap input characters directly. 用户根据需要或输入习惯自定义出需要静态显示的按键,如图5所示,其中按键“CTRL”、“TAB”、“backspace”、“ENTER”以及“WIN”为静态显示按键;用红外投影给用户显示出一个击键的有效范围区,及需要静态显示的按键(用户可以调整其位置); The user-defined input habit or needs a key requires a static display, shown in Figure 5, wherein the keys "CTRL", "TAB", "backspace", "ENTER" and "WIN" static display key; infrared projection to show the user a valid keystroke range region, and buttons required static display (the user can adjust its position);

[0078] 当用户双手在有效区内并列放置(模拟在机械键盘上的准备状态),计算设备通过图像识别技术来识别九个基准键的位置,进入动态输入识别;当用户开始击键时,通过图像识别出每次击键的位置及其对应的基准键,如果击键的位置处于静态显示的按键区则以该静态按键作为输入,如果击键的位置不在静态显示的按键区,则按照动态模式判断输入的内容,即根据击键的位置及其对应基准键的位置关系,判断输入的字符。 [0078] When the user hands in the effective region juxtaposed (ready state analog on mechanical keyboard), the computing device to identify the location of the nine reference key by the image recognition technology, a dynamic input into the identification; keystrokes when the user starts, recognized by the image and the position of each keystroke corresponds to the reference key, the keystroke is in the key if the position of the static display area of ​​the still places key as an input, the position of the key region if the keystroke is not a static display, in accordance with the Analyzing the content of the input dynamic mode, i.e., the position corresponding to the keystrokes and positional relationship of the reference key, character input is determined.

[0079] 实施例四 [0079] Fourth Embodiment

[0080] 参照图6,本发明实施例还提供一种实现动态虚拟键盘的装置400,包括: [0080] Referring to Figure 6, an embodiment of the present invention further provides an apparatus 400 for implementing dynamic virtual keyboard, comprising:

[0081] 第一投影单元410,用于投射显示出击键的有效区域; [0081] a first projection unit 410 for projecting the effective display region of the key attack;

[0082] 利用发光源(激光二极管的点光源或红外光源)进行投影形成击键区域。 [0082] use projected light emitting source (a laser diode or an infrared light source spot) formed keystroke region.

[0083] 感应单元420,用于获取基准键位置信息以及击键位置信息; [0083] The sensing unit 420, configured to obtain position information and the reference key keystroke position information;

[0084] 具体实施方案中,可采用摄像头作为感应单元检测按键手指的移动位置,从而获得击键位置信息;还可采用数据手套确定按键何时被“按下”,以及每次按键手指的移动位置。 [0084] In particular embodiments, the camera may be employed as the sensing means detects the movement position of the finger button so as to obtain location information of keystrokes; data glove may also be used to determine when the button is "pressed", and the finger moving each keypress position.

[0085] 存储单元430,用于保存校准击键位置得到的各按键位置及其对应基准键的位置关系信息; [0085] The storage unit 430 for storing the position obtained calibration keystrokes each key position and the position relationship information corresponding to the reference keys;

[0086] 识别单元440,将所述感应单元420获取的击键位置信息与所述存储单元430中的按键信息进行比较,确定输入的按键内容。 [0086] identification unit 440, the key information in the keystroke position information storage unit 420 acquires the sensing unit 430 is determined by comparing the contents of the key input.

[0087] 显示单元450,用于显示用户击键时识别单元440确定的输入字符。 [0087] the display unit 450, a user input keystroke character recognition unit 440 determines for displaying. [0088] 本发明实施例提供的另一种实现动态虚拟键盘的装置,还包括: [0088] Example embodiments of the present invention further provides an apparatus for dynamic virtual keyboard is implemented, further comprising:

[0089] 第二投影单元460,用于在一平面投影形成固定的键盘图案,该键盘图案用于直接输入字符; [0089] The second projection unit 460, a projection is formed in a plane fixed keyboard pattern, the pattern for direct keyboard input character;

[0090] 第二投影单元形成固定的键盘图案与第一投影单元击键的区域可进行切换。 [0090] The second projection area of ​​the fixing unit keyboard keystroke pattern forming a first projection unit can be switched.

[0091] 本发明实施例提供的又一种实现动态虚拟键盘的装置,与实施例四提供的装置的区别在于,采用的不是所述的第一投影单元410而是第三投影单元470。 Provided in the embodiment of the [0091] present invention and an apparatus to achieve dynamic virtual keyboard, the distinction means provided in the fourth embodiment in that the embodiment using not the projection unit 410 according to the first but the third projection unit 470.

[0092] 第三投影单元470,用于在一平面投影形成具有固定按键位置的击键区域,所述固定按键位置用于直接敲击输入字符; [0092] The third projector unit 470, a projection is formed in a planar region having a keystroke fixed key position, key positions for fixing the tap directly inputting characters;

[0093] 所述第一、第二和第三投影单元采用红外光源投影形成击键区域、固定的键盘图案以及具有固定按键位置的击键区域。 [0093] The first, second, and third infrared light projection unit projected area formed keystroke, the keystroke and a fixed keyboard pattern area having a fixed position of the buttons.

[0094] 更适宜地,采用摄像头作为所述感应单元检测按键手指的移动位置,获得击键位置信息;或 [0094] More suitably used as a mobile camera unit detects the position of the sensing finger key, position information is obtained keystroke; or

[0095] 采用数据手套确定按键何时被“按下”,以及每次按键手指的移动位置,获得击键位置信息。 [0095] The data glove when the OK button is "pressed", and every movement position of the finger keys, keystroke obtain position information.

[0096] 本发明实施例还提供一种具有动态虚拟键盘的电子设备。 Example [0096] The present invention further provides a dynamic virtual keyboard with the electronic device.

[0097] 将本发明提供的这种动态虚拟键盘配置到各种需要键盘输入的电子设备,尤其是,如便携PC、智能手机以及PDA等设备,可使得这些设备具有普通的机械键盘的功能,而设备本身的尺寸、体积没有变化,仍然有利于便携。 [0097] Such dynamic virtual keyboard of the present invention provides various electronic devices need to configure the keyboard input, in particular, such as a portable PC, a smart phone and a PDA device, such that these devices can have the function of a conventional mechanical keyboard, the size of the device itself, the volume does not change, still in favor of portability.

[0098] 本发明实施例提供的实现动态虚拟键盘技术方案中,通过将键盘布局(如QWERTY 键盘)进行投影,并捕获击键时手指的位置信息,根据每次的击键位置与其对应的基准键之间的相对位置关系来判断输入的内容,从而实现了字符输入。 Dynamic virtual keyboard technical solutions provided in embodiments of the [0098] present invention, by projecting the keyboard layout (e.g., a QWERTY keyboard), and capture keystrokes finger position information, in accordance with each of the positions corresponding to the reference keystroke the relative positional relationship between the contents of the input key is determined to achieve a character input. 而没有采用任何实体键,保留了虚拟键盘较之机械键盘在设计上的优势(如便携性)。 But did not use any physical keys, retains the advantages of the virtual keyboard than mechanical keyboard (such as portability) in the design.

[0099] 本发明采用对击键位置进行动态判断的方法,解决了原有虚拟键盘的定位困难, 使虚拟键盘中可通过纯触觉进行定位,从而提高了操作功效。 [0099] The present invention employs a method for dynamic determination of position keystroke, to solve difficulties in positioning the original virtual keyboard, virtual keyboard may be positioned by pure touch, thereby improving the operation efficiency. 采用相对比较判断输入的方法,因此可以为不同的用户定制不同的键盘参数,使得键盘更加适合使用者本身,是更好的人体工学设计。 Relatively method determines whether the input, can be different for different keyboard customization parameters, so that the keyboard itself is more suitable for the user, a better ergonomic design. 该键盘操作简单、使用方便,凡是会盲打的用户不需要特别的训练就可以掌握这种键盘的使用方法。 The keyboard is simple, easy to use, all users will comfortably without special training can master the use of this keyboard.

[0100] 显然,本领域的技术人员应该明白,上述的本发明的各单元或各步骤可以用通用的计算装置来实现,它们可以集中在单个的计算装置上,或者分布在多个计算装置所组成的网络上,可选地,它们可以用计算装置可执行的程序代码来实现,从而,可以将它们存储在存储装置中由计算装置来执行,或者将它们分别制作成各个集成电路模块,或者将它们中的多个单元或步骤制作成单个集成电路模块来实现。 [0100] Obviously, those skilled in the art should understand that the above-described units or steps of the present invention may be general purpose computing device, they can be integrated in a single computing device or distributed across multiple computing devices available on the Internet, optionally, they can be implemented with program codes executable by a computing device, so that, to be performed by a computing device stored in a storage device, or they are made into integrated circuit modules, or they are made of a plurality of elements or steps into a single integrated circuit module. 这样,本发明不限制于任何特定的硬件和软件结合。 Thus, the present invention is not limited to any particular hardware and software combination.

[0101] 以上所述仅为本发明的较佳实施例而已,并非用于限定本发明的保护范围。 [0101] The foregoing is only preferred embodiments of the present invention but are not intended to limit the scope of the present invention. 凡在本发明的精神和原则之内所作的任何修改、等同替换、改进等,均包含在本发明的保护范围内。 Any modifications within the spirit and principle of the present invention, equivalent substitutions, improvements, etc., are included within the scope of the present invention.

Claims (14)

1. 一种动态虚拟键盘的实现方法,其特征在于,包括:预先在一物理输入面投影形成动态击键的区域,所输入按键位置位于该区域中,从所述区域获取击键位置信息,或者预先在一物理输入面投影形成固定的键盘图案,该键盘图案包含所有按键位置,用于直接输入字符,所形成固定的键盘图案与动态击键的区域可进行切换;建立各按键位置与对应的基准键之间的位置关系信息并保存;所述位置关系信息用于识别输入字符时手指敲击的位置信息后,确定输入的字符。 A method to realize a dynamic virtual keyboard, characterized by comprising: a region of dynamic advance keystroke input surface in a physical projection is formed, the input key position is located in the area, obtaining location information from the region keystrokes, in a physical input or pre-formed plane of the projection of the fixed keyboard pattern, all the keys of the keyboard pattern comprises position for direct input characters, the area is fixed and dynamic keystrokes keyboard pattern formed can be switched; establishing a position corresponding to each key the positional relationship between a reference item and save key; after the positional relationship information for identifying the input character finger tap position information, determining a character input.
2.如权利要求1所述的方法,其特征在于,所述建立各按键位置与对应的基准键位置之间的关系信息并保存,包括:基于手指放置的初始位置确定基准键位置;采集各按键位置信息以及各按键位置与对应的基准键位置之间的关系信息,并保存到按键信息表中。 2. The method according to claim 1, characterized in that the relationship between the position of each of the keys corresponding to the reference position information and save key, comprising: determining a reference position of the finger based on the initial position of the key is placed; each collection relation information between the key and location information of the key positions corresponding to each reference key position, and stores the key information table.
3.如权利要求2所述的方法,其特征在于,还包括对所述按键信息表中信息进行校准的步骤:对击键的位置进行测算并更新按键位置信息;利用测算结果更新按键信息表中与对应的基准键之间的位置关系信息。 3. The method according to claim 2, characterized in that, further comprising the step of calibrating the key information table information: the position of keystrokes is calculated on the key and updates the position information; update key information using the calculation result table positional relationship information between the key and the corresponding reference.
4.如权利要求1所述的方法,其特征在于,各按键与对应的基准键之间的位置关系信息,包括各按键与基准键之间距离和角度,所述击键位置与所对应的基准键之间位置关系信息识别,包括:根据所获取的击键位置信息与基准键之间的距离和角度,判定击键位置所对应的字符。 4. The method according to claim 1, characterized in that the information of the positional relationship between the keys and the key corresponding to the reference, including distance and angle between each key and the reference key, the position and the corresponding keystroke information identifying the positional relationship between the reference key, comprising: the distance and angle between a keystroke and the reference position information acquired key determines the position of the character corresponding to the keystroke.
5.如权利要求1所述的方法,其特征在于,所述动态虚拟键盘中的按键位置按照QWERTY键盘布局排列。 5. The method according to claim 1, characterized in that the dynamic virtual keyboard keys arranged in a QWERTY keyboard layout position.
6.如权利要求5所述的方法,其特征在于,所述基准键为A、S、D、F、J、K、L和;键。 6. The method according to claim 5, wherein the key reference is A, S, D, F, J, K, L, and; keys.
7.如权利要求1所述的方法,其特征在于,还包括:预先在一物理输入面投影形成具有固定按键位置的击键区域,所述固定按键位置用于直接敲击输入字符。 7. The method according to claim 1, characterized in that, further comprising: a physical input in advance in the plane of the projection is formed having a fixed key keystroke region position, a position for fixing the key tap input characters directly.
8. 一种实现动态虚拟键盘的装置,其特征在于,包括:第一投影单元,用于在一物理输入面投射显示出击键的有效区域; 第二投影单元460,用于在一物理输入面投影形成固定的键盘图案,该键盘图案用于直接输入字符;第二投影单元形成固定的键盘图案与第一投影单元击键的区域可进行切换; 感应单元,用于获取基准键位置信息以及击键位置信息;存储单元,用于保存校准击键位置得到的各按键位置及其对应基准键的位置关系信息;识别单元,将所述感应单元获取的击键位置信息与所述存储单元中的按键信息进行比较,确定输入的按键内容;显示单元,用于显示用户击键时识别单元确定的输入字符。 An implementation of the dynamic virtual keyboard apparatus, characterized by comprising: a first projection unit for projecting the effective display area in a physical attack key input surface; a second projection unit 460, to a physical input surface a projection forming a fixed keyboard pattern, the pattern for direct keyboard input character; region of the first fixed keyboard pattern projection unit keystrokes second switching projection forming unit; sensing unit configured to obtain position information and the reference key hit location information of the key; storage means for storing the position of each key position calibration keystrokes and corresponding positional relationship between the obtained key reference information; identification unit, the sensing unit acquires the position information of the keystroke storage unit key information determined by comparing the contents of the key input; a display unit, a user input character keystroke identifying unit determines for displaying.
9.如权利要求8所述的装置,其特征在于,还包括:第三投影单元470,用于在一物理输入面投影形成具有固定按键位置的击键区域,所述固定按键位置用于直接敲击输入字符。 9. The apparatus according to claim 8, characterized in that, further comprising: a third projection unit 470 for projecting keystrokes forming region having a fixed position in a physical key input surface, the key position for the direct fixation tap input characters.
10.如权利要求9所述的装置,其特征在于,所述第一投影单元采用红外光源投影形成击键区域;和/或所述第二投影单元采用红外光源投影形成固定的键盘图案;和/或所述第三投影单元采用红外光源投影形成具有固定按键位置的击键区域。 10. The apparatus according to claim 9, wherein the first infrared light projecting unit is formed keystrokes projection region; and / or the second infrared light source projector projection unit form a fixed keyboard pattern; and / or the third infrared light projection unit projected area having a fixed key keystroke forming position.
11.如权利要求8所述的装置,其特征在于,采用摄像头作为所述感应单元检测击键手指的移动位置,获得击键位置信息;或采用数据手套作为所述感应单元确定按键何时被敲击,以及每次击键手指的移动位置,获得击键位置信息。 11. The apparatus according to claim 8, wherein, using as a mobile camera unit detects the position of the sensing finger keystroke, the keystroke to obtain position information; determining when a key unit using the data glove or as the sensing is percussion, and every keystroke to move the position of the finger, get keystrokes location information.
12. 一种利用动态虚拟键盘输入字符的方法,其特征在于,包括:检测到用户的双手放置在一物理输入面上,其中,所述物理输入面上设置有动态击键的区域,所输入按键位置位于该区域中,从所述区域获取击键位置信息,或者所述物理输入面上设置有固定的键盘图案,该键盘图案包含所有按键位置,所形成固定的键盘图案与动态击键的区域可进行切换;当所述物理输入面上为固定的键盘图案时,利用所述固定的键盘图案输入字符; 当所述物理输入面上为动态击键的区域时,获取所述双手中接触到所述物理输入面的至少一个手指中每个手指所在位置的基准位置信息;将所述每个手指所在位置作为虚拟键盘的基准键位置;在检测到所述至少一个手指中的第一手指对在所述物理输入面上进行击键操作时,获取所述第一手指在所述物理输入面上的第一击 A dynamic virtual keyboard to enter characters by using the method comprising: detecting a user's hands are placed in a physical input surface, wherein a region of said dynamic physical keystroke input face, the input button located in the area, obtaining location information from the region keystroke, or the input face is provided with a fixed physical keyboard pattern, which pattern comprises a keyboard all key positions, a fixed keyboard pattern formed by dynamic keystrokes region can be switched; when the input face of a fixed physical keyboard pattern, a fixed keyboard pattern using the input character; when the physical input surface region is dynamic keystrokes, obtaining the hands contacting at least one reference position information for each finger where the finger to the physical input surface; the position of each finger is located as the reference position of the virtual keys of the keyboard; a first finger is detected in said at least one finger of when keystrokes on the physical input face, the first finger obtaining a first strike surface on the physical input 位置信息;根据对应所述虚拟键盘的击键位置信息与输入字符间对应关系,确定所述第一击键位置信息对应的第一输入字符,其中,所述对应关系是根据至少包括所述基准位置信息的信息而确定的关系。 Position information; The correspondence between the position of the virtual keyboard keystroke input character corresponding relationship information, determining a first character of the first input position information corresponding to the keystroke, wherein the corresponding relationship is based on at least the reference relationship information determined location information.
13.如权利要求12所述的方法,其特征在于,在所述物理输入面上的击键区域设置固定按键位置,所述固定按键位置用于直接敲击输入字符,所述固定按键名称、数量及其位置根据需要或使用习惯选择确定,该方法还包括:利用所设置的固定按键位置输入字符。 13. The method of claim 12, wherein the fixed key is provided to the physical position of the keystroke input face region, the fixing position of the key character input for a direct hit, the fixed key name, the number and position required to determine or select habits, the method further comprising: using a fixed position of the key input character set.
14. 一种具有动态虚拟键盘的电子设备,其特征在于,包括如权利要求8至11中任一项所述的实现动态虚拟键盘的装置。 14. A dynamic virtual keyboard of an electronic device, characterized by comprising dynamically as claimed in any one of 8 to 11 of the virtual keyboard apparatus requirements.
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Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101819501A (en) * 2010-04-09 2010-09-01 西安酷派软件科技有限公司 Device and electronic product for realizing virtual keyboard and implementation method thereof
CN101853076A (en) * 2010-04-29 2010-10-06 郭小卫 Method for acquiring input information by input equipment
JP2012053532A (en) * 2010-08-31 2012-03-15 Casio Comput Co Ltd Information processing apparatus and method, and program
CN102469293A (en) * 2010-11-17 2012-05-23 中兴通讯股份有限公司 Realization method and device for acquiring user input information in video service
CN102693042A (en) * 2011-03-22 2012-09-26 中兴通讯股份有限公司 Imaging keyboard generation method and apparatus
JP2012208439A (en) * 2011-03-30 2012-10-25 Sony Corp Projection device, projection method and projection program
CN102750044B (en) * 2011-04-19 2016-05-11 北京三星通信技术研究有限公司 For a virtual keyboard apparatus and method for realization
CN102778992B (en) * 2011-05-09 2016-01-13 中国电信股份有限公司 Virtual keyboard in response to a method and apparatus
US9069164B2 (en) * 2011-07-12 2015-06-30 Google Inc. Methods and systems for a virtual input device
CN102591464B (en) * 2012-01-13 2014-12-10 厦门飞沃移动通讯科技有限公司 Laser virtual keyboard
CN103246683B (en) * 2012-02-13 2018-04-27 联想(北京)有限公司 A composition on the buttons, a method and an electronic device
CN103455263B (en) * 2012-05-31 2017-04-05 百度在线网络技术(北京)有限公司 A method for providing a virtual keyboard input method and apparatus
CN103729132B (en) * 2012-10-15 2017-09-29 联想(北京)有限公司 A character input method, apparatus, and electronic equipment virtual keyboard
CN103002401A (en) * 2012-11-30 2013-03-27 魏红霞 Smart phone with automatic positioning function
CN103294210B (en) * 2013-03-26 2016-08-03 冠捷显示科技(厦门)有限公司 A method of generating a virtual keyboard
CN103336583B (en) * 2013-06-18 2016-08-24 中国联合网络通信集团有限公司 Projection projection keyboard and keyboard character encoding method determined
CN103558914A (en) * 2013-10-31 2014-02-05 中山大学 Single-camera virtual keyboard based on geometric correction and optimization
CN103558948A (en) * 2013-10-31 2014-02-05 中山大学 Man-machine interaction method applied to virtual optical keyboard
CN104698827A (en) * 2013-12-08 2015-06-10 崔允太 Screen for smart watch
CN103885632B (en) * 2014-02-22 2018-07-06 小米科技有限责任公司 Method and apparatus input
CN103809756B (en) * 2014-02-24 2018-08-31 联想(北京)有限公司 Information processing method, and electronic equipment
CN104049772B (en) * 2014-05-30 2017-11-07 北京搜狗科技发展有限公司 An input method, apparatus and system for
CN105320258B (en) * 2014-08-05 2019-01-01 深圳Tcl新技术有限公司 Virtual keyboard system and its entering method
CN104298355A (en) * 2014-10-16 2015-01-21 广东科学技术职业学院 Quick input system and method of mobile terminal device
CN105718069A (en) * 2014-12-02 2016-06-29 联想(北京)有限公司 An information processing method and an electronic device
WO2016112813A1 (en) * 2015-01-12 2016-07-21 李永贵 Method for implementing multi-position dynamic passively determined keys
CN104717438B (en) * 2015-03-02 2018-12-14 联想(北京)有限公司 An information processing method and an electronic device
CN104731511B (en) * 2015-03-31 2018-03-27 联想(北京)有限公司 An information processing method for an electronic device, and
CN104881181A (en) * 2015-05-27 2015-09-02 联想(北京)有限公司 A display method and an electronic device
CN105204663A (en) * 2015-10-30 2015-12-30 维沃移动通信有限公司 Method of virtual keyboard input and terminal
CN105653052A (en) * 2016-01-08 2016-06-08 深圳市兴盈电子科技有限公司 Pressure-sensitive touch-control keyboard
RU2647698C1 (en) * 2017-02-09 2018-03-16 Самсунг Электроникс Ко., Лтд. Method and system of automatic setting of the user interface in the mobile device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1439151A (en) 2000-02-11 2003-08-27 卡尼斯塔公司 Method and apparatus for entering data using a virtual input device
CN1848043A (en) 2005-04-04 2006-10-18 技嘉科技股份有限公司 Virtual keyboard

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1439151A (en) 2000-02-11 2003-08-27 卡尼斯塔公司 Method and apparatus for entering data using a virtual input device
CN1848043A (en) 2005-04-04 2006-10-18 技嘉科技股份有限公司 Virtual keyboard

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
JP特开2003-288156A 2003.10.10

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