WO2015061933A1 - Method for identifying infrared device by means of infrared characteristic extraction - Google Patents

Method for identifying infrared device by means of infrared characteristic extraction Download PDF

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Publication number
WO2015061933A1
WO2015061933A1 PCT/CN2013/001618 CN2013001618W WO2015061933A1 WO 2015061933 A1 WO2015061933 A1 WO 2015061933A1 CN 2013001618 W CN2013001618 W CN 2013001618W WO 2015061933 A1 WO2015061933 A1 WO 2015061933A1
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infrared
correct
match
code
control
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PCT/CN2013/001618
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French (fr)
Chinese (zh)
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李志为
刘宗孺
姚博
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杭州古北电子科技有限公司
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Publication of WO2015061933A1 publication Critical patent/WO2015061933A1/en

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    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
    • G08C23/04—Non-electrical signal transmission systems, e.g. optical systems using light waves, e.g. infrared
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C2201/00—Transmission systems of control signals via wireless link
    • G08C2201/90—Additional features
    • G08C2201/93—Remote control using other portable devices, e.g. mobile phone, PDA, laptop

Definitions

  • the invention relates to a method for realizing infrared device identification by infrared feature extraction.
  • Infrared controlled data structure and principle Infrared light is a pupil with a wavelength greater than 95 Onm, which is a kind of human invisible light.
  • the infrared signal By modulating the infrared light, we distinguish the signal and noise we need.
  • the commonly used modulation frequency is between 30KHZ and 60KHZ, especially 38Khz.
  • the available signal (0, 1, 0, 1) is loaded onto the infrared modulation frequency, transmitted through the infrared transmitter, and the infrared receiver receives and demodulates to obtain the original 0, 1 level signal.
  • the infrared signal generally includes the following parts: boot code, function code, and end code. These three parts are distinguished by different pulse widths of high and low levels, and the function code includes multiple logic "1" or "0".
  • the commonly used "infrared device identification” method is realized by cyclic transmission: through the universal infrared device, cyclic transmission, infrared signature of various devices, when our controlled device responds, it is determined that the infrared signature of the group is The control code of the device.
  • This method requires regular transmission and loop execution. If the corresponding signature code is to be found, it often takes a long time, which brings great inconvenience to the user. Summary of the invention
  • the technical problem to be solved by the present invention is to provide an infrared device by infrared feature extraction.
  • the method for realizing infrared device identification by infrared feature extraction includes the following steps:
  • step S2 Check if the infrared start code is correct: If it is correct, go to step S2; if it is not correct, the feature does not match, return, match the next feature.
  • step S3 If it is correct, go to step S3; if it is not correct, the feature does not match, return, match the next feature.
  • step S4 Check if the length of the infrared control code is correct: If it is correct, go to step S4; if it is not correct, the feature does not match, return, and match the next feature.
  • step S5 Check if the control logic of the infrared control code is correct: If it is correct, go to step S5; if it is not correct, the feature does not match, return, match the next feature.
  • step S6 Check if the infrared end code is correct: If it is correct, go to step S6; if it is not correct, the feature does not match, return, match the next feature.
  • the match is matched to the signature database, and it is checked whether it can match other features.
  • the positive effect of the present invention is: By implementing the present invention, we can see that the user can obtain a "universal infrared control device" to control the device, and only one step is required to send the control code to the original controller. "Universal Infrared Control Device”, “Universal Infrared Control Device” can automatically complete the whole process of device identification and feature code downloading, which greatly entails the convenience of users. At the same time, the design of the cloud server can dynamically add supported control device types anytime and anywhere, which can provide greater system compatibility.
  • Figure 1 is a schematic illustration of one embodiment of the invention.
  • the present invention introduces a method of identifying the type and type of equipment by extracting features of the infrared control device. Most of the electrical equipment used in the home is controlled by infrared, and various versatile infrared control equipments are also increasing. In order to find a suitable infrared control signature, the device needs to be identified first.
  • the present invention is a method for quickly and easily identifying an infrared device.
  • the invention provides a method for realizing infrared device identification by infrared feature extraction, which comprises the following processes: collection and extraction of infrared control codes and extraction of electrical control features; 2. infrared code input and recognition.
  • control methods of each type of electrical appliance are often different, or different starting codes, different ending codes, or different function codes (0, 1) are used for distinguishing.
  • many electrical appliances usually join in order to ensure the accuracy of transmission.
  • the method for implementing infrared device identification by infrared feature extraction includes the following steps:
  • step S2 Check if the infrared start code is correct: If it is correct, go to step S2; if it is not correct, the feature does not match, return, match the next feature.
  • step S3 If it is correct, go to step S3; if it is not correct, the feature does not match, return, match the next feature.
  • step S4 Check if the length of the infrared control code is correct: If it is correct, go to step S4; if it is not correct, the feature does not match, return, and match the next feature.
  • step S5 Incorrect, the feature does not match, returns, matches the next feature.
  • step S6 Check if the infrared end code is correct: If it is correct, go to step S6; if it is not correct, the feature does not match, return, match the next feature.
  • the universal infrared control device should include an infrared transmitter and a receiver.
  • the original remote controller can be used to send the infrared control code to the receiver, and the receiver receives the infrared control.
  • the signal is submitted to the infrared signature recognition module through the network or local interaction, and the infrared signature recognition module identifies the type and type of the device, and returns the download address of the control code of the device to the universal infrared
  • the control device ", "Universal Infrared Control Device” downloads all control data of the device from the “infrared control code” and can control the device. In this way, we can see that the user can get a "universal infrared control device” to control the device. It only takes one step, that is, the original controller sends the control code to the "universal infrared control device".
  • “Universal Infrared Control Device” can automatically complete the whole process of device identification and feature code downloading, which greatly simplifies the user's convenience.
  • the design of the cloud server can dynamically add supported control device types anytime and anywhere, which can provide greater system compatibility.
  • the specific embodiments described above are described. However, it is apparent to those skilled in the art that the present invention is intended to be within the scope of the appended claims.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Selective Calling Equipment (AREA)
  • Optical Communication System (AREA)

Abstract

A method for identifying an infrared device by means of infrared characteristic extraction comprises the following steps: (S1) checking whether an infrared start code is correct; (S2) obtaining infrared control; (S3) checking whether the length of an infrared control code is correct; (S4) checking whether the control logic of the infrared control code is correct; (S5) checking whether an infrared end code is correct; and (S6) when a match is successful, returning the match to a characteristics library and continuing to check whether another characteristic can be matched. In the method, an original controller sends a control code to a "universal infrared control device", the "universal infrared control device" can automatically implement the whole process of device identification and characteristic code downloading, thereby greatly simplifying operations of a user; in addition, due to a design of a cloud server, a type of a supported control device can be dynamically added anytime and anywhere, thereby improving the compatibility of the system.

Description

通过红外特征提取实现红外设备识别的方法  Method for realizing infrared device identification by infrared feature extraction
技术领域 Technical field
本发明涉及一种通过红外特征提取实现红外设备识别的方法。  The invention relates to a method for realizing infrared device identification by infrared feature extraction.
背景技术 Background technique
目前越来越多的， 万能遥控器， WIFI转红外的控制设备， 手机集成红外控 制的产品。 通过这些产品， 可以将目前家用的各种电器的红外控制器， 能合成一体， 只需要一个设备即可控制所有通过红外控制的设备，这样给用户带来极大的方 便。 这些产品的实现， 往往是通过收集所有电器设备的红外特征库， 在用户使 用过程中， 需要首先找到对应的控制码， 然后才能进行控制。 我们将找到对应 的红外控制码过程， 称之为 "红外设备识别" 过程。 红外控制的数据结构和原理： 红外光是波长大于 95 Onm的光奄， 是一种人 不可见光。 我们通过对红外光讲进行调制， 从而将我们所需的信号和噪声区分 开来， 目前常用的调制频率为 30KHZ - 60KHZ之间， 尤其以 38Khz最为常用。 将可用信号（0， 1 , 0, 1 )加载到红外调制频率上， 通过红外发射头发送出去， 红外接收器接收并解调， 得到原始的 0, 1电平信号。 红外信号一般包括下面部分： 引导码， 功能码， 结束码。 这 3部分通过高低电 平的不同脉宽进行区分， 功能码包括多个逻辑 "1" or "0" 。 目前常用的 "红外设备识别"方法是通过循环发送实现： 通过万能红外设 备， 循环发送， 各种不同设备的红外特征码， 当我们的被控设备有响应， 就认 定该组红外特征码为该设备的控制码。 这种方法， 需要定时发送， 循环执行， 如果要查找到对应的特征码，往往需要很长的时间，给用户带来很大的不方便。 发明内容 At present, more and more, universal remote control, WIFI to infrared control equipment, mobile phone integrated infrared control products. Through these products, the infrared controllers of various appliances of the current home can be integrated, and only one device can control all the devices controlled by infrared, which brings great convenience to the user. The implementation of these products is often through the collection of infrared signature libraries of all electrical equipment. In the process of user use, it is necessary to first find the corresponding control code before it can be controlled. We will find the corresponding infrared control code process, called the "infrared device identification" process. Infrared controlled data structure and principle: Infrared light is a pupil with a wavelength greater than 95 Onm, which is a kind of human invisible light. By modulating the infrared light, we distinguish the signal and noise we need. The commonly used modulation frequency is between 30KHZ and 60KHZ, especially 38Khz. The available signal (0, 1, 0, 1) is loaded onto the infrared modulation frequency, transmitted through the infrared transmitter, and the infrared receiver receives and demodulates to obtain the original 0, 1 level signal. The infrared signal generally includes the following parts: boot code, function code, and end code. These three parts are distinguished by different pulse widths of high and low levels, and the function code includes multiple logic "1" or "0". At present, the commonly used "infrared device identification" method is realized by cyclic transmission: through the universal infrared device, cyclic transmission, infrared signature of various devices, when our controlled device responds, it is determined that the infrared signature of the group is The control code of the device. This method requires regular transmission and loop execution. If the corresponding signature code is to be found, it often takes a long time, which brings great inconvenience to the user. Summary of the invention
本发明所要解决的技术问题是提供一种通过红外特征提取实现红外设备 The technical problem to be solved by the present invention is to provide an infrared device by infrared feature extraction.
•i只别的方法。 • i only have other methods.
为解决上述技术问题， 本发明是按如下方式实现的：  In order to solve the above technical problems, the present invention is achieved as follows:
通过红外特征提取实现红外设备识别的方法， 包括以下步骤：  The method for realizing infrared device identification by infrared feature extraction includes the following steps:
51、 检查红外的起始码是否正确： 如果正确， 执行步骤 S2; 如果不正确， 该特征不匹配， 返回， 匹配下一个特征。  51. Check if the infrared start code is correct: If it is correct, go to step S2; if it is not correct, the feature does not match, return, match the next feature.
52、 获取红外的控制： 如果正确， 执行步骤 S3; 如果不正确， 该特征不匹 配， 返回， 匹配下一个特征。  52. Obtain infrared control: If it is correct, go to step S3; if it is not correct, the feature does not match, return, match the next feature.
53、 检查红外控制码的长度是否正确： 如果正确， 执行步骤 S4; 如果不正 确， 该特征不匹配， 返回， 匹配下一个特征。  53. Check if the length of the infrared control code is correct: If it is correct, go to step S4; if it is not correct, the feature does not match, return, and match the next feature.
54、 检查红外控制码的控制逻辑是否正确： 如果正确， 执行步骤 S5; 如果 不正确， 该特征不匹配， 返回， 匹配下一个特征。  54. Check if the control logic of the infrared control code is correct: If it is correct, go to step S5; if it is not correct, the feature does not match, return, match the next feature.
55、 检查红外结束码是否正确： 如果正确， 执行步骤 S6; 如果不正确， 该 特征不匹配， 返回， 匹配下一个特征。  55. Check if the infrared end code is correct: If it is correct, go to step S6; if it is not correct, the feature does not match, return, match the next feature.
56、 匹配成功， 返回匹配到该特征库， 继续检查是否能匹配到其他特征。 本发明的积极效果是： 通过实施本发明,我们可以看到用户从拿到一个 "万 能红外控制设备" 到可以对设备进行控制， 只需要一个步骤， 就是将原有的控 制器发送控制码给 "万能红外控制设备"， "万能红外控制设备" 可以自动完成 设备识别， 特征码下栽的整个过程， 这样极大的筒化了用户使用的方便性。 同 时云服务器的设计， 可以随时随地动态添加支持的控制设备类型， 可以更大的 提供系统的兼容性。  56. If the match is successful, the match is matched to the signature database, and it is checked whether it can match other features. The positive effect of the present invention is: By implementing the present invention, we can see that the user can obtain a "universal infrared control device" to control the device, and only one step is required to send the control code to the original controller. "Universal Infrared Control Device", "Universal Infrared Control Device" can automatically complete the whole process of device identification and feature code downloading, which greatly entails the convenience of users. At the same time, the design of the cloud server can dynamically add supported control device types anytime and anywhere, which can provide greater system compatibility.
附图说明 DRAWINGS
为了更清楚地说明本发明的技术方案， 下面将对本发明描述中所需要使用 的附图作简单地介绍。 In order to more clearly illustrate the technical solution of the present invention, the following needs for the description of the present invention. The drawings are briefly introduced.
图 1 是本发明的一个实施例示意图。  BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a schematic illustration of one embodiment of the invention.
图 2 是本发明的一个实施例的系统连接图。 具体实施方式  2 is a system connection diagram of an embodiment of the present invention. detailed description
下面结合附图和具体实施方式对本发明作进一步详细的说明。  The present invention will be further described in detail below in conjunction with the drawings and specific embodiments.
本发明介绍一种通过提取红外控制设备的特征， 从而对设备的类型型号进 行识别的方法。 家庭使用的绝大多数电器设备都用红外进行控制， 各种万能的 红外控制设备， 也是越来越多。 为了找到适合的红外控制特征码， 需要首先对 设备进行识别 , 本发明就是解决用户快速简单识别红外设备的方法。  The present invention introduces a method of identifying the type and type of equipment by extracting features of the infrared control device. Most of the electrical equipment used in the home is controlled by infrared, and various versatile infrared control equipments are also increasing. In order to find a suitable infrared control signature, the device needs to be identified first. The present invention is a method for quickly and easily identifying an infrared device.
本发明提供一种通过红外特征提取实现红外设备识别的方法， 包括以下流 程： 红外控制码的收集和提取以及电器控制特征的提取； 2、红外码输入和识别。  The invention provides a method for realizing infrared device identification by infrared feature extraction, which comprises the following processes: collection and extraction of infrared control codes and extraction of electrical control features; 2. infrared code input and recognition.
通过收集所有市面上所有的红外控制器， 包括： 电视， 空调， 机顶盒， 音 响遥控， 空调遥控， 我们将每一种电器的控制方法收集， 并放入我们的数据库， 通过这个数据库的收集， 当需要对某种电器进行控制时， 直接从数据库调出， 通过红外发射头发送， 即可完成红外设备的控制过程。  By collecting all the infrared controllers on the market, including: TV, air conditioning, set-top box, audio remote control, air conditioning remote control, we collect the control methods of each type of electrical appliances, and put them into our database, through the collection of this database, when When it is necessary to control an electrical appliance, it can be directly sent out from the database and sent through the infrared transmitting head to complete the control process of the infrared device.
每一种电器的控制方法， 往往不同， 或者通过不同的起始码， 不同的结束 码， 或者不同功能码（0， 1 )来进行区分， 同时很多电器为了保证传输的准确 性， 通常会加入 checksum和检错机制„  The control methods of each type of electrical appliance are often different, or different starting codes, different ending codes, or different function codes (0, 1) are used for distinguishing. At the same time, many electrical appliances usually join in order to ensure the accuracy of transmission. Checksum and error detection mechanism „
因此我们在收集每一个电器的控制特征码时， 同时定义一套这个电器与其 他电器控制的不同之初， 并设计识别该特征的方法。  Therefore, when we collect the control signature of each appliance, we also define a different set of this appliance and other electrical controls, and design a method to identify the feature.
具体的， 通过红外特征提取实现红外设备识别的方法， 包括以下步骤： Specifically, the method for implementing infrared device identification by infrared feature extraction includes the following steps:
51、 检查红外的起始码是否正确： 如果正确， 执行步骤 S2; 如果不正确， 该特征不匹配， 返回， 匹配下一个特征。 51. Check if the infrared start code is correct: If it is correct, go to step S2; if it is not correct, the feature does not match, return, match the next feature.
52、 获取红外的控制： 如果正确， 执行步骤 S3; 如果不正确， 该特征不匹 配， 返回， 匹配下一个特征。  52. Obtain infrared control: If it is correct, go to step S3; if it is not correct, the feature does not match, return, match the next feature.
53、 检查红外控制码的长度是否正确： 如果正确， 执行步骤 S4; 如果不正 确， 该特征不匹配， 返回， 匹配下一个特征。  53. Check if the length of the infrared control code is correct: If it is correct, go to step S4; if it is not correct, the feature does not match, return, and match the next feature.
54、 检查红外控制码的控制逻辑是否正确： 如果正确， 执行步骤 S5; 如果 不正确， 该特征不匹配， 返回， 匹配下一个特征。 54. Check if the control logic of the infrared control code is correct: If it is correct, go to step S5; Incorrect, the feature does not match, returns, matches the next feature.
55、 检查红外结束码是否正确： 如果正确， 执行步骤 S6; 如果不正确， 该 特征不匹配， 返回， 匹配下一个特征。  55. Check if the infrared end code is correct: If it is correct, go to step S6; if it is not correct, the feature does not match, return, match the next feature.
56、 匹配成功， 返回匹配到该特征库， 继续检查是否能匹配到其他特征。 万能红外控制设备内应该包括有红外发射器和接收器， 当用户需要使用万 能红外控制设备实现控制时， 首先可以用原有的遥控器， 发送红外控制码给接 收器， 接收器接收到红外控制信号之后， 将该信号通过网络或者本地交互的方 式提交给红外特征码识别模块， 红外特征码识别模块， 识别出该设备的类型型 号， 并将该设备的控制码的下载地址返回给 "万能红外控制设备 "， "万能红外 控制设备" 并将该设备的所有控制数据， 从 "红外控制码" 中下载， 并可以实 现对设备的控制。 通过这种方法， 我们可以看到用户从拿到一个 "万能红外控制设备" 到可 以对设备进行控制， 只需要一个步骤， 就是将原有的控制器发送控制码给 "万 能红外控制设备"， "万能红外控制设备" 可以自动完成设备识别， 特征码下栽 的整个过程， 这样极大的简化了用户使用的方便性。  56. If the match is successful, the match is matched to the signature database, and it is checked whether it can match other features. The universal infrared control device should include an infrared transmitter and a receiver. When the user needs to use the universal infrared control device to realize the control, the original remote controller can be used to send the infrared control code to the receiver, and the receiver receives the infrared control. After the signal, the signal is submitted to the infrared signature recognition module through the network or local interaction, and the infrared signature recognition module identifies the type and type of the device, and returns the download address of the control code of the device to the universal infrared The control device ", "Universal Infrared Control Device" downloads all control data of the device from the "infrared control code" and can control the device. In this way, we can see that the user can get a "universal infrared control device" to control the device. It only takes one step, that is, the original controller sends the control code to the "universal infrared control device". "Universal Infrared Control Device" can automatically complete the whole process of device identification and feature code downloading, which greatly simplifies the user's convenience.
同时云服务器的设计， 可以随时随地动态添加支持的控制设备类型， 可以 更大的提供系统的兼容性。 为了举例说明本发明的实现， 描述了上述的具体实施方式。 但是本发明的 其他变化和修改， 对于本领域技术人员是显而易见的， 在本发明所公开的实质 和基本原则范围内的任何修 t/变化或者仿效变换都属于本发明的权利要求保护 范围。  At the same time, the design of the cloud server can dynamically add supported control device types anytime and anywhere, which can provide greater system compatibility. To exemplify the implementation of the invention, the specific embodiments described above are described. However, it is apparent to those skilled in the art that the present invention is intended to be within the scope of the appended claims.

Claims

权 利 要 求 书  Claims
1、 一种通过红外特征提取实现红外设备识别的方法， 其特征在于， 包括以 下步骤： A method for realizing infrared device identification by infrared feature extraction, comprising: the following steps:
51、 检查红外的起始码是否正确： 如果正确， 执行步骤 S2; 如果不正确， 该特征不匹配， 返回， 匹配下一个特征。  51. Check if the infrared start code is correct: If it is correct, go to step S2; if it is not correct, the feature does not match, return, match the next feature.
52、 获取红外的控制： 如果正确， 执行步骤 S3; 如果不正确， 该特征不匹 配， 返回， 匹配下一个特征。  52. Obtain infrared control: If it is correct, go to step S3; if it is not correct, the feature does not match, return, match the next feature.
53、 检查红外控制码的长度是否正确： 如果正确， 执行步骤 S4; 如果不正 确， 该特征不匹配， 返回， 匹配下一个特征。  53. Check if the length of the infrared control code is correct: If it is correct, go to step S4; if it is not correct, the feature does not match, return, and match the next feature.
54、 检查红外控制码的控制逻辑是否正确： 如果正确， 执行步骤 S5; 如果 不正确， 该特征不匹配， 返回， 匹配下一个特征。  54. Check if the control logic of the infrared control code is correct: If it is correct, go to step S5; if it is not correct, the feature does not match, return, match the next feature.
55、 检查红外结束码是否正确： 如果正确， 执行步骤 S6; 如果不正确， 该 特征不匹配， 返回， 匹配下一个特征。  55. Check if the infrared end code is correct: If it is correct, go to step S6; if it is not correct, the feature does not match, return, match the next feature.
56、 匹配成功， 返回匹配到该特征库， 继续检查是否能匹配到其他特征。  56. If the match is successful, the match is matched to the signature database, and it is checked whether it can match other features.
PCT/CN2013/001618 2013-10-30 2013-12-20 Method for identifying infrared device by means of infrared characteristic extraction WO2015061933A1 (en)

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