CN101237479A - Active miss prevention system and method for handheld device - Google Patents

Active miss prevention system and method for handheld device Download PDF

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Publication number
CN101237479A
CN101237479A CN 200810014192 CN200810014192A CN101237479A CN 101237479 A CN101237479 A CN 101237479A CN 200810014192 CN200810014192 CN 200810014192 CN 200810014192 A CN200810014192 A CN 200810014192A CN 101237479 A CN101237479 A CN 101237479A
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China
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short
wireless communication
range wireless
handheld device
device
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CN 200810014192
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Chinese (zh)
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闫三锋
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青岛海信移动通信技术股份有限公司
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Priority to CN 200810014192 priority Critical patent/CN101237479A/en
Publication of CN101237479A publication Critical patent/CN101237479A/en

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Abstract

The invention discloses an active anti-loss system and an anti-loss method for a handheld device, comprising a handheld device and a short-distance wireless communication device for communicating with the handheld device, wherein the handheld device or the short-distance wireless communication device output an alarm when detecting that the signal intensity in between reaches a set threshold value, so that when moving away from the short-distance wireless communication device, the handheld device output an alarm to remind an owner of the loss of the handheld device. The method conducts real time detection of the distance between the handheld device and the short-distance communication device such as a Bluetooth device, an infrared device, etc. and actively outputs an alarm when the distance goes beyond a threshold value to remind the owner to prevent the handheld device from being lost, thereby reducing the risks of losing the handheld device. The active anti-loss method can not only prevent the handheld device from being stolen, but also prevent the handheld device from being stolen due to the carelessness of the owner.

Description

手#^:备主动防丢系统及防丢方法技术领域本发明属于设备安全防护技术领域,具体地说,是涉及一种防止手持设备丢失的方法及系统。 Hand # ^: Preparation of active anti-loss and anti-loss system TECHNICAL FIELD The present invention belongs to the technical field of safety protection equipment, in particular, to a method and system for a handheld device to prevent loss. 背景技术随着手持设备的不断发展,所能实现的功能越来越多,不仅成为用户的多媒体娱乐工具,而且还具有保存用户资料信息的功能。 BACKGROUND With the continuous development of handheld devices, can achieve more and more functions, not only as a user of multimedia entertainment tool, but also has a function to save the user profile information. 特别是像手机这样的移动通信手持设备,既给用户带来了使用上的灵活方^f更,又给人们带来了巨大的财富。 Especially in mobile communications such as phone handsets, giving users the flexibility to both parties on the use of ^ f more, and gave rise to great wealth. 手持设备的丟失对于机主来说不仅是经济上的损失,而且其内部保存的资料丢失带来的损失可能会更大。 Loss handheld devices for machine owners, not only economic loss, but also to preserve the internal data loss caused by loss could be bigger. 因此,如何实现手持设备的防丟功能已经成为目前广大开发商和消费者越来越关注的问题。 Therefore, how to achieve anti-lost function handheld devices has become an issue at present the majority of developers and consumers are increasingly concerned. 目前,应用于手机的防丢方法比较常见, 一般都是采用基于事后弥补的方法加以实现,比如:通过采用设置密码的方式来限制手机更换SIM卡或者开机, 从而使盗窃者无法使用被盗手机;亦或者通过采用事先与某个手机号码绑定的方式来将丟失手机的内部资料回传给绑定手机,以确保机主的手机资料不会丢失等等。 At present, anti-lost used in mobile phones of the method is relatively common, generally used to make up afterwards be implemented based method, such as: through the use of password to limit mobile phone SIM card or replace the boot, so that thieves can not use stolen phone ; or by the prior and also a way to bind the mobile phone number to the phone's internal data will be lost back to bound phone, cell phone owner to ensure data is not lost, and so on. 这些防丢方法均采用被动手段实现,因此属于被动防丟方法。 These methods are passive anti-loss means to achieve, thus a passive method for preventing lost. 这些被动防丢方法虽然可以在一定程度上减少机主的损失,并且通过遏制小偷盗窃欲望来降低手持设备丢失的风险;但是,手持设备本身毕竟是丢失了,由此使得机主的损失无法避免。 These passive anti-loss method, although to some extent can reduce the loss of the owner, and handheld devices to reduce the risk of loss by curbing theft thief desire; however, the handheld device itself, after all, is lost, thereby enabling the owner's loss can not be avoided . 发明内容题,提供了一种手持设备的主动防丟方法,通过检测手持设备与短程无线通信设备之间的距离,并在所述距离超过门限值时发出报警来提示机主注意,从而达到了有效防止手持设备遗失,避免机主损失的设计目的。 SUMMARY inventive subject matter, there is provided a method of active anti lost handheld device, the distance between the detection device and the short range wireless handheld communication device, and an audible alarm when the distance exceeds a threshold value to alert the owner noted, to achieve effectively prevent the loss of a handheld device, designed to avoid the loss of the main machine. 为解决上述技术问题,本发明采用以下技术方案予以实现: 一种手持设备主动防丢方法,包括手持设备和与其通讯的短程无线通信设备,所述手持设备或短程无线通信设备在检测到两者之间的信号强度到达设定的门P艮值时输出报警,进而在手持设备远离短程无线通信设备时通过输出报警才是醒才几主以防丢失。 To solve the above problems, the present invention employs the following technical solution be implemented: a handheld device actively anti-loss methods, including short-range wireless communication device handsets and communicate therewith, a handheld device or a short-range wireless communication apparatus detects both the the output of gate P gen reaches the value of the signal strength between the set alarm, when the handheld device further away from the short-range wireless communication device by outputting an alarm to wake up is only a few main prevent loss. 进一步的,所述手持设备或短程无线通信设备接收用户输入的安全距离设定值,进而通过其内部存储的设备间距离和信号强度之间对应关系的对照表确定所述的门限值。 Further, the handheld device or the safety distance set point short-range wireless communications device receives user input, and to determine the threshold between by its internal storage device between the distance and signal intensity corresponding relationship table. 再进一步的,所述手持设备或短程无线通信设备采用铃音或者振动方式输出报警。 Still further, a handheld device or a short-range wireless communication device using a ring tone or vibration alert output mode. 优选的,通过所述手持设备接收用户输入的安全距离设定值和对设备间信号强度进行测试;所述手持设备在检测到信号强度低于设定的门卩艮值时输出报警或者向所述短程无线通信设备发出控制信号,通过所述短程无线通信设备输出报警。 Preferably, the safe distance set value, and a user input received by the handheld device to the signal strength between the test apparatus; handheld device when said door is detected Jie Gen signal strength is below the set value of the output of the alarm or said control signal issuing short-range wireless communication device, the short-range wireless communication by an alarm output device. 其中,所述短程无线通信设备可以是蓝牙耳机或者红外信号收发设备等。 Wherein said short-range wireless communication device may be a Bluetooth headset or an infrared signal transceiver equipment. 基于上述主动防丟方法,本发明又提出了一种手持设备主动防丢系统,包括手持设备和与其通讯的短程无线通信设备;所述手持设备和短程无线通信设备通过各自设置的短程无线通信模块进行通讯;并且,所述手持设备中设置信号强度检测模块,当所述信号强度检测模块检测到设备之间的信号强度到达设定的门限值时,控制其内部或者所述短程无线通信设备中的报警电路输出报警。 Based on the lost active anti method, the present invention further provides a handheld device active anti-loss system comprising a short-range wireless communication device handsets and communication therewith; handheld device and the communication device through short-range wireless short-range wireless communication module each provided in communication; and, the handheld device provided signal strength detection module, when the signal strength detection module detects that the signal strength between the device reaches a threshold value, controlling the internal communication device or the short-range wireless set outputting an alarm in the alarm circuit. 优选的,采用所述的手持设备来检测设备之间的信号强度。 Preferably, the use of the handheld device detects the signal strength between the devices. 具体来讲,在所述手持设备中主要包括以下部分:输入模块,接收用户输入的安全距离设定值,进而转换成相应的数据信号输出;主处理器,接收所述输入模块输出的数据信号,并根据所述数据信号查找预先存储的设备间距离和信号强度之间对应关系的对照表,进而确定所述的门限值;短程无线通信模块,接收短程无线通信设备发出的无线信号,并将其转换为数字信号输出至主处理器;或者接收来自主处理器的数据信号,并将其转换为无线信号发送至短程无线通信设备;信号强度检测模块,接收所述主处理器输出的门限值,当才全测到短程无线通信设备的信号强度低于所述的门限值时,生成控制信号传输至报警电路输出报警或者通过短程无线通信模块输出至短程无线通信设备,进而控制所述短程无线通信设备中的报警电路输出报警。 Specifically, the handheld device includes the following components: an input module that receives from the security setting value input by the user, and then converted into a corresponding data signal; a main processor, a data module output signal receives the input and according to the data signal stored in advance to find correspondence between the distance between the device and a relationship between an intensity of the control signal, and to determine said threshold value; short-range wireless communication module radio signal, receiving a short range wireless communication apparatus sent, and converts it into a digital signal to the main processor; or receive the data signal from the host processor, and converts to the short range wireless communication apparatus transmits a wireless signal; signal strength detection module, the primary processor receives the output of gate limit, when it senses the full signal strength threshold value is lower than the short-range wireless communication apparatus according to generate a control signal to output an alarm or alarm circuit output through the short-range wireless communication module to a short-range wireless communication device, and thus control the said alarm circuit outputs a short-range wireless communication device alarm. 优选的,所述短程无线通信设备中的短程无线通信模块不间断发射短程无线信号供所述手持设备中的信号强度检测模块检测以判断是否到达所述设定的门限值。 Preferably, the short-range wireless communication device in a short range wireless communication module uninterrupted short-range wireless signal transmitter for the handheld device to a signal strength detection module determines whether the door reaches the set value. 优选的,所述手持设备为手机,所述主处理器为手机中的基带芯片,所述信号强度检测模块内置于所述的基带芯片中,所述基带芯片连接其内部的短程无线通信模块,以实现与短程无线通信设备之间的无线通讯;所述信号强度检测模块内部的报警电路为手机内部的铃音输出电路或者振动电路。 Preferably, the handheld device is a mobile phone, the mobile phone main processor baseband chip, the signal strength detection module built in the baseband chip, the baseband chip connected to the internal short-range wireless communication module, to realize wireless communication between a short range wireless communication device; detecting the signal strength of the internal alarm circuit module, or an output circuit for the tone oscillator circuit inside the phone. 进一步的,所述短程无线通信设备为蓝牙耳机或者红外信号收发设备;所述短程无线通信设备中的报警电路为设置在所述蓝牙耳机或红外信号收发设备中的音频输出电路或者振动电路。 Further, the short-range wireless communication device is a Bluetooth headset or an infrared signal transceiver; the short-range wireless communication devices in the alarm circuit is disposed audio output circuit or oscillator circuit of the Bluetooth headset or an infrared signal transceiver device. 与现有技术相比,本发明的优点和积极效果是:本发明通过对手持设备与蓝牙、红外等短程无线通信设备之间的距离进行实时检测,并在其间距离超过门限值时采用主动输出报警的方式来提醒机主注意,以防止手持设备丟失,从而大大降低了手持设备丟失的风险。 Compared with the prior art, the advantages and positive effects of the invention are: the present invention, by the distance between the handheld device and the Bluetooth, infrared and other short-range wireless communication device detected in real time, and using the time distance therebetween exceeds the threshold active output alarm to alert the owner pay attention to prevent the handheld device is lost, thereby greatly reducing the risk of hand-held device is lost. 这种主动防丢方法不仅可以有效防止手持设备被盗,同时也可以防止由于机主粗心而造成的遗失。 This proactive anti-lost method can not only effectively prevent the theft of handheld devices, but also can prevent the loss caused due to the carelessness of the owner. 附图说明图1是手持设备与短程无线通信设备内部电路的原理框图; 图2是图1中短程无线通信;f莫块内部电路的原理框图; 图3是手机与短程无线通信设备内部电路的原理框图; 图4是手持设备主动防丢系统的工作流程图。 BRIEF DESCRIPTION OF DRAWINGS FIG. 1 is a schematic block diagram of the handheld device and the internal circuit of the short-range wireless communication device; FIG. 2 is a short-range wireless communication in FIG. 1; f Mo a schematic block diagram of an internal circuit block; FIG. 3 is a mobile phone with a short range wireless communication apparatus of an internal circuit block diagram; FIG. 4 is a flow chart of the handheld active anti lost system. 务体实施方式下面结合附图对本发明的具体实施方式进行详细地描述。 Service body OF EMBODIMENTS Hereinafter, specific embodiments of the present invention will be described in detail in conjunction with the accompanying drawings. 所谓手持设备主动防丢,是指在手持设备丢失过程中通过报警系统主动提醒机主注意,从而将手持设备丢失的风险降至最低。 The so-called active anti lost handheld device, handheld device refers to the loss in the course of the initiative to remind the owner attention through the alarm system to the handheld device is lost minimize risk. 本发明所揭示的手持设备主动防丢方法需要对手持设备绑定一个短程无线通信设备来协助其完成,所述短程无线通信设备可以具体选用目前手持设备用户通常采用的蓝牙耳机或者红外信号收发设备等便携式通信工具实现,通过实时检测手持设备与短程无线通信设备之间的信号强度来判断两者之间的距离,利用无线通信时信号强度随设备之间距离的增大而衰减的特性来判断手持设备与机主之间的距离是否处于安全距离,并在检测到信号强度降低到设定的门限值时启动报警系统,通过手持设备或短程无线通信设备响铃或者振动等方式提醒机主注意,以防手持设备丢失。 The handheld device disclosed in the present invention requires a method of lost active anti-short-range wireless communication device on the handheld device to assist completion of binding, the short-range wireless communication device can now choose particular handheld Bluetooth headset transceiver or an infrared signal commonly used in a device user and other portable communication tools implemented to determine the distance between them in real time by detecting the signal strength between the handheld device and the short-range wireless communication device, utilizing a wireless communication signal strength is attenuated with increasing distance between the device characteristics to determine whether the distance between the handheld device and the owner is in a safe distance, and detects the signal strength decreases to activate an alarm when the threshold is set by the system, by ringing or vibrating a handheld device or a short-range wireless communication device to remind the owner, etc. Note that, to prevent the loss of a handheld device. 实施例一,参见图1所示,本实施例具体阐述了所述手持设备主动防丢系统的一种实现结构。 Embodiment 1 Referring to FIG. 1, the present embodiment specifically illustrates the handheld device system according to an active anti-throw implementation structure. 其中,在所述手持设备中主要包括:输入模块、主处理器、 短程无线通信模块、信号强度检测模块和报警电路等;而在与其通讯的短程无线通信设备中则包含有短程无线通信模块、MCU和报警电路等主要部分。 Wherein the handheld device includes: an input module, a main processor, a short-range wireless communication module, a signal strength detection module and alarm circuit; in a short range wireless communication devices that are in communication with the short-range wireless communication module, and a main portion MCU alarm circuit. 所述手持设备通过输入模块接收用户输入的安全距离设定值,进而转换成相应的数据信号输出至主处理器;所述主处理器根据接收到的数据信号查找预先存储在其内部或者存储芯片中的设备间距离和信号强度之间对应关系的对照表,进而确定信号强度的门限值,并将所述门限值定义为用户设定的门限值传输至信号强度检测模块。 A safe distance from the handheld device receives setting values ​​input by a user through the input module, then converted to the corresponding data signal to the main processor; the master processor receives the data signal in accordance with previously stored lookup in its internal memory chip or between the devices and the signal intensity corresponding to the distance between the table of relations, and to determine the signal strength threshold, and the threshold is defined as the transfer of the threshold set by the user to signal strength detection module. 在手持设备与短程无线通信设备协同工作的过程中, 两设备之间通过短程无线通信模块实现无线信号的实时传输,即手持设备通过其内部短程无线通信模块接收短程无线通信设备发出的无线信号,并对其解调转换为数字信号后输出至主处理器;或者接收来自主处理器输出的数据信号, 比如音频信号、控制信号等等,并将其调制转换为无线信号发送至短程无线通信设备;所述短程无线通信设备利用其内部的短程无线通信才莫块实现对无线信号的调制、解调,进而在MCU的控制作用下实现音频信号的播放或者对用户操作指令的处理输出。 In the process of the handheld device and the short range wireless communication devices work together in real-time transmission of wireless signals between the two devices via short-range wireless communication module, i.e., the handheld device receives a wireless signal sent by the short range wireless communication apparatus through short-range wireless communication module therein, and demodulating the digital signal into an output to the main processor; or receive data signals output from the host processor, such as an audio signal, control signal, etc., and converts the modulated transmitted to the short range wireless communication device is a radio signal ; the short-range wireless communication device using the short-range wireless communication inside the block before Mo achieve modulation of the radio signal, demodulating, so as to realize an audio signal or a playback processing operation command output to the user under the control action of the MCU. 与此同时,手持设备中的信号强度检测模块通过短程无线通信模块实时检测两设备之间的信号强度,当检测到短程无线通信设备的信号强度低于其接收到的门限值时,即手持设备与短程无线通信设备之间的距离超过用户输入的安全距离设定值时,生成控制信号启动报警电路向机主报警。 At the same time, the signal strength of the handheld device detection module in real time by short-range wireless communication module detects the signal strength between two devices, when detecting that the signal strength is lower than the short-range wireless communication device which receives the threshold value, i.e., hand the distance between the device and the short-range wireless communication device exceeds a set value from the security user input, generates a control signal to activate the alarm circuit the alarm owner. 报警的方式可以分为通过手持设备直接报警和通过短程无线通信设备报警两种方式。 The alarm can be divided into a handheld device directly via short-range wireless communication and alarm device alarms in two ways. 手持设备可以通过铃声(包括MP3和真人声)或者振动的方式来向机主报警;也可以通过机主携带的短程无线通信设备,比如蓝牙耳机或者红外信号收发设备进行语音报警或者短程无线通信设备振动报警。 The handheld device may alert the owner by tones (including MP3 and live sound) or of vibrating; may be for example a Bluetooth headset or an infrared signal transceiver for voice via short-range wireless communications device owner carried, an alarm or a short-range wireless communication device vibration alarm. 此时,手持设备需要将报警控制信号通过短程无线通信模块输出至短程无线通信设备,进而在短程无线通信设备中MCU的控制作用下,利用其内部报警电路输出报警,进而引起机主的注意,实现手持设备的主动防丢功能。 In this case, the handheld device needs to output a control signal to the alarm by short-range wireless communication module to a short-range wireless communication device, and further the short-range wireless communication device under control of the MCU action, using its internal alarm circuit outputs an alarm, thereby causing the attention of the owner, handheld devices to achieve active anti-lost function. 图2为短程无线通信模块的内部电路原理框图,包括无线发射芯片、无线接收芯片、通信协议处理和控制芯片、电源、晶振以及与系统控制芯片(在手持设备中具体指所述的主处理器,而在短程无线通信设备中具体指所述的MCU) 连接的接口电路等。 FIG 2 is a short-range wireless communication module of the block diagram of the internal circuit, comprising a wireless transmitter chip, receiver chip wireless communication protocol processing and the control chip, the power supply, and a system control chip crystal oscillator (particularly in the handheld device main processor means according to , and in particular short-range wireless communication device refers MCU said) connected to an interface circuit. 其中,所述的通信协议处理和控制芯片根据与手持设备绑定的短程无线通信设备的不同而具体选"^奪。当采用蓝牙耳机作为所述的短程无线通信设备时,所述通信协议处理和控制芯片为蓝牙芯片,主要用来处理蓝牙通信协议,且负责与系统控制芯片通信。晶振为蓝牙系统提供时钟;无线发射芯片将蓝牙芯片的输出转化为模拟信号,再由天线发送出去;无线接收芯片将接收到的蓝牙模拟信号转化为数字信号, 由蓝牙芯片来进行后续处理;电源为蓝牙芯片提供工作电压和接口电源等;由电阻和电容搭建的电路起到如滤波、稳压、上拉、下拉等作用。在需要启动手持设备的主动防丢功能时,打开手持设备的蓝牙通信功能,此时,手持设备开始检测蓝牙耳机的蓝牙信号强度,进而实现手持设备与蓝牙耳机之间距离的实时4全测。若希望通过蓝牙耳机输出报警 Wherein said communication protocol processing chips and control according to different short range wireless communication with the handheld device and the specific device selected from the group bound "^ wins. When used as a Bluetooth headset according to a short range wireless communication device, the communication protocol processing Bluetooth chip and the control chip is mainly used to process Bluetooth communication protocol, and is responsible for communication with the system control chip crystal clock the Bluetooth system; wireless transmitter chip Bluetooth chip output into an analog signal, and then transmitted by an antenna; radio Bluetooth chip receiving the received analog signal into a digital signal, for subsequent processing by a Bluetooth chip; power supply voltage and power to the Bluetooth chip interfaces; functions such as filtering, by a voltage regulator circuit resistors and capacitors built on effect, pull-down, etc. in the handheld device needs to be started when the active anti-lost function, open the Bluetooth communication function of the handheld device, at this time, the handheld device starts detecting the signal strength of the Bluetooth headset Bluetooth, thus achieving a distance between the handheld device and the Bluetooth headset 4 full real-time measurement. If you want an alarm output via Bluetooth headset ,则需要在蓝牙耳机中增设由音频控制模块和扬声器组成的音频输出电路或者由电机和凸轮组成的振动电路等,进而采用输出语音或者振动等方式向机主输出报警。由于蓝牙耳机本身即具有音频输出功能,因而优选采用语音形式输出报警,此时,只需在蓝牙耳机中增设扬声器, 利用蓝牙耳机中已有的音频控制才莫块对其进行控制,即可实现耳机报警功能。当采用红外信号收发设备作为所述的短程无线通信设备时,可以将红外信号收发设备设计在盛放手持设备的腰夹上。在腰夹靠i^v体的一侧加装屏蔽无线辐射装置,如金属板等,以减少腰夹上的红外设备对人体的无线辐射。此时, 所述通信协议处理和控制芯片为红外芯片,主要用来处理红外通信协议,且负责与系统控制芯片进行通信。晶振为红外芯片提供时钟;无线发射芯片将红外芯片的输出转化 , The need for additional Bluetooth headset audio output circuit by the audio control module and loudspeakers or vibration circuit by a motor and a cam composition, and then using the output voice or vibration mode machine main output to the alarm. Since the Bluetooth headset itself having an audio output function, which is preferably used in the form of a voice output alarm, at this time, only the addition of the Bluetooth headset speaker, audio control using the existing Bluetooth headset only Mo gain control block, the headset can be realized alarm. when using an infrared signal transceiver as the short-range wireless communication device, the signal may be an infrared transceiver design the placing on the belt-clip handheld devices. in the back side of the i ^ v clamped against the body of the install wireless radiation shielding device, such as a a metal plate or the like, in order to reduce infrared radiation on human apparatus for wireless waist clip at this time, the communications protocol processing chip and the control chip is an infrared, an infrared communication protocol mainly used for the processing and control system responsible for communication with the chip. providing an infrared chip crystal clock; a wireless infrared transmitter chip output conversion chip 模拟信号,再由天线发送出去;无线接收芯片将接收到的红外模拟信号转化为数字信号,由红外芯片来进行后续处理;电源为红外芯片提供工作电压和接口电源等;由电阻和电容搭建的电3各起到如滤波、稳压、上拉、 下拉等作用。在将手持设备挂到腰夹的同时,打开腰夹和手持设备的红外,以启动手持设备的主动防丟功能,此时,手持设备开始检测腰夹上的红外信号强度,进而实现手持设备与腰夹之间距离的实时检测。若希望通过红外信号收发设备输出报警,则需要在红外信号收发设备中增设音频输出电路或者振动电路等,进而采用输出语音或者振动等方式向机主输出报警。由于红外信号收发设备被设计在腰夹上,因而优选采用振动方式输出报警,以方便机主感知报警信号。所述振动电路可以具体采用电机和凸轮组建而成,由红外信号收发设备 An analog signal, and then transmitted from the antenna out; radio receiving chip received infrared analog signal into a digital signal for subsequent processing by the infrared chip; a power supply voltage and an interface power supply is an infrared chip; built by a resistor and a capacitor 3 functions as the electric effect of each filter, regulator, pull-up, pull-down, etc. when the handheld device to a belt clip to hang while open infrared belt clip and handheld devices, handheld device to actively immobilizer function is lost, then , a handheld device begins to detect the infrared signal back clip strength, so as to realize the real-time detection of a distance between the handheld device and the belt clip. If you want the alarm device outputs an infrared signal via the transceiver, the need for additional circuitry in the audio output device or an infrared signal transceiver oscillation circuit or the like, and further outputs a voice or a vibration using the machine main output to the alarm mode. Since the signal is an infrared transceiver on the belt clip is designed, it is preferable to output an alarm using the vibration mode, the owner to facilitate sensing alarm signal. the oscillator circuit DETAILED motor can be employed and formed from the cam, the infrared signal transceiver 的MCU对电机的启动和转速进行控制,以驱动凸轮旋转,进而带动腰夹振动报警。 The MCU motor speed control and start to drive the rotation of the cam, thereby bringing the belt clip vibration alarm. 当然,所述的短程无线通信设备并不以上述的蓝牙耳机和红外信号收发设备为限,也可以采用基于其它无线通信协议的便携式通信设备实现,本发明不限于此。 Of course, the short-range wireless communication device is not the aforementioned Bluetooth headset and an infrared signal transceiver limited, may also be implemented on the portable communication device of the other wireless communication protocols, the present invention is not limited thereto. 实施例二,参见图3所示,本实施例以手机为例具体阐述手持设备的其中一种电路组成形式,主要包括:输入模块、基带芯片、音频控制模块、扬声器、 麦克风、插—像头(Camera sensor )、摄《象头(Camera)芯片、短程无线通信才莫块和NAND FLASH、 SDRAM存卡者器等。 Wherein the composition according to the second form of circuit, see Fig. 3 embodiment, the present embodiment specifically set forth an example embodiment mobile phone handsets, including: an input module, baseband chip, audio control module, a speaker, a microphone, a plug - like the first (Camera sensor), effects "like head (Camera) chip, a short-range wireless communication was MO blocks and NAND FLASH, SDRAM memory card maker like. 其中,作为手才几内部的核心单元——基带芯片完成所述手持设备中主处理器的任务,接收基站发射的无线射频RF信号, 并将其解调为数字信号输出至音频控制模块以控制扬声器输出来电铃音或者对方语音;对于手机用户发出的语音信号通过麦克风接收后,在音频控制模块的作用下转换为数字信号传输至基带芯片进行处理后,进而调制为无线射频RF 信号发射到基站。 Wherein, as only a few hands inside the core unit - the baseband chip to complete tasks from the main processor in the handheld device, the base station transmits the received radio frequency RF signal, and demodulates it into a digital audio signal to a control module to control speaker output an incoming call ring tone or other voice; post for speech signals phones uttered by the user through the microphone receives converted under the action of audio control module into a digital signal to the baseband chip to process, and further modulated transmission to a base station radio frequency RF signal . 输入模块接收手机用户键入的操作指令,传输至基带芯片以控制整机系统响应用户操作。 Type of mobile phone users input module receives an operation instruction transmitted to the baseband chip to control the whole system in response to a user operation. 对于带用摄像头的手机来说,通过在手机内部增设摄像头芯片,进而在基带芯片的控制作用下实现视频图像的捕获、处理及保存功能。 For use with a camera phone, the camera chip by adding inside the phone, thus achieving capturing video images under control of the action of the baseband chip, handling and storage function. 与基带芯片相连接的NAND FLASH存储器和SDRAM存储器分别对基带芯片的运行程序和基带芯片工作过程中产生的数据进行存储。 SDRAM memory and NAND FLASH memory and the baseband chip are connected to the program run on the data during operation and the baseband chip baseband chip generated are stored. 为了实现手机与外部短程无线通信设备(比如蓝牙耳机、红外信号收发设备等便携式通信设备)之间的信号传输,在所述手机内部还设置有可与短程无线通信设备进行无线信号传输的短程无线通信模块。 In order to achieve signal transmission between (such as Bluetooth headsets, infrared signals and other portable communication device transceiver) mobile phone with an external short-range wireless communication device, the phone is also provided in the inside with a short-range wireless communications with short-range wireless device for wireless signal transmission communication module. 所述短程无线通信一莫块可以是基于蓝牙协议或者红外协议的通信模块,连接所述的基带芯片, 一方面可以将基带芯片产生的数据信号(比如语音信号或者控制信号等)进行调制,进而输出至短程无线通信设备进行输出;另一方面可以对短程无线通信设备输出的无线信号(比如摘机、挂机、用户语音或者音量调节等控制信号)进行解调处理,以输出至基带芯片进行处理,进而控制其内部功能电路执行相应操作。 The short-range wireless communication block may be a Mo-based communication protocol Bluetooth module or an infrared protocol, the connection of the baseband chip, the baseband chip may be on the one hand to generate a data signal (such as voice signals or control signals, etc.) is modulated, and further is output to an output short-range wireless communication devices; on the other hand can demodulate the radio signal processing (such as off-hook, on-hook, the user's voice or the volume adjustment control signal) output from the short-range wireless communication device to output to the baseband processing chip , which in turn controls the internal circuits perform the respective operation functions. 在所述基带芯片中内置有信号强度检测模块,即所述基带芯片具有信号强度检测功能,在启动手机的蓝牙或者红外等无线通信功能时,可以实时检测手机与短程无线通信设备之间的信号强度。 In the baseband chip is built in the signal strength detection module, i.e., the baseband chip having a signal intensity detection function, when starting the Bluetooth or an infrared wireless communication function, a signal can be detected in real time between a mobile phone and short-range wireless communication device strength. 基于基带芯片的这一功能,以及信号强度随设备间距离的增大而衰减的特性,我们可以在手机的功能菜单中增设"主动防丢"功能选项,当手^L用户启用该功能时,启动手^L的无线通信功能,并通过输入模块接收用户设定的安全距离门P艮值,进而根据基带芯片或者SDRAM存储器中预先保存的设备间距离和信号强度之间对应关系的对照表来确定信号强度的门限值。 Based on the baseband chip of this feature, and the signal strength with increasing distance between the attenuation characteristics of the device, we can set up a "proactive anti-lost" feature in the phone's menu options, when the hand ^ L users enable this feature, ^ L hand starts a wireless communication function, and receives the safety range gate P gen set by the user through the input module, and further correspondence table according to the relation between the inter-chip or a baseband pre-stored in the SDRAM memory device and the signal strength from determining the signal strength threshold value. 设置完毕后,手机中的基带芯片开始实时检测手机与短程无线通信设备之间的信号强度,当用户的手机远离短程无线通信设备时,其间的信号强度随之减弱,在降低到信号强度的门限值时,基带芯片输出控制信号,通过适当的方式向机主报警。 After setting, the signal strength between the mobile phone baseband chip starts real-time detection and a short range wireless communication device handset, the handset when the user is away from the short-range wireless communication device, a signal strength weakens between them, reducing the gate signal strength limit value, the baseband chip outputs a control signal, alert the owner by appropriate means. 所述报警可以具体选择通过手机报警或者通过短程无线通信设备报警两种渠道,其报警方式可以采用铃音或者振动等方式实现。 The alarm may be selected by mobile specific alarm or an alarm two channels by short-range wireless communication device, which may employ the alarm tone or vibration manner. 由于目前的手机都具备铃音和振动输出功能,因此,从简化电路结构、节约成本的角度考虑,优选采用通过手机输出^^警的方式实现手机设备的主动防丢功能。 As the current mobile phone includes a vibration and a ring tone output function, and therefore, from the viewpoint of simplifying a circuit configuration, cost considerations, preferably implemented using mobile devices by mobile manner alarm output ^^ active anti-lost function. 此时,与其通讯的手持设备和短程无线通信设备的信号强度存在个体差异,同时环境也会影响到短程无线通信设备的信号强度。 In this case, the presence of the signal strength of its communications and short-range wireless handheld communication device individual difference, while the environment will affect the signal strength of the short-range wireless communication device. 再者,由于机主人为的因素(如忘记携带蓝牙设备或为了省电)需要开、关手持设备的主动防丟功能,调整报警的信号强度门限。 Further, since the factors that the owner of the machine (such as forgetting to carry a Bluetooth device, or to save power) required to open and close the handheld active anti-lost function, adjusting the alarm threshold signal strength. 这样就需要在手持设备的软件中编写控制手持设备主动防丟功能的代码,这部分代码主要包括: (1 )手持设备和短程无线通信设备绑定时距离和信号强度变化的对应关系对照表;(2) 手持设备防丟功能的开启、关闭;(3) 手持设备防丟功能的信号强度的门限值的设定;(4 )手持设备防丢功能的报警方式设置。 This requires the software to write to control a handheld device in a handheld device active anti lost functional code, this code includes: a correspondence relationship table (1) and a short-range wireless handheld communication device and the signal from the binding intensity variations; (2) anti-lost opening function handheld device, and closed; (3) anti-lost handheld device signal strength threshold setting function; (4) anti-handheld lost alarm function setting mode. 图4为本发明所提出的手持设备主动防丢系统的工作流程图,具体包括以下步骤:a、 主动防丟功能初始化;b、 是否开启"主动防丟"功能;若是,则执行以下步骤;否则,跳转至步骤i;c、 手持设备与短程无线通信设备绑定,即启动手持设备的无线通信功能;d、 等待用户输入报警门限值,即用户认为安全的最大距离门限值;或者选择默认的门限值;亦或者采用上次保存的门限值;比如80公分或者1米等;e、 等待用户设置报警方式,即用户选择通过手持i殳备才艮警还是通过短程无线通信设备报警;以及是釆用铃音方式报警还是采用振动方式报警等;具体选择内容需要根据手持设备和短程无线通信设备在设计时所配置的功能具体设置;当然,也可以选择默认的报警方式或者采用上次保存的报警方式;f、 调用设备间距离和信号强度之间对应关系的对照表 FIG 4 is a handheld device proposed invention system flow chart of active anti lost, it includes the following steps: a, the active anti-lost initialization function; B, whether to open the "active anti-lost" function; if yes, perform the following steps; otherwise, go to step i; c, a handheld device with short range wireless communication device is bound, i.e., the handheld device to start a wireless communication function; D, waiting for user input warning threshold, i.e. the user that a safe maximum distance threshold; or select the default threshold; or also using the last saved threshold; for example 80 cm or 1 m and the like; E, waits for the user to set the alarm mode, i.e., the user selects a handheld apparatus Shu i only police or short range wireless Gen alarm communication device; and the alarm tone is preclude the vibratory mode or alarm mode and the like; specific needs of a particular selection is provided according to a handheld device and short-range wireless communication device configured in the design function; of course, can also select the default alarm mode or to use the last saved alarm mode; f, a relationship between the correspondence table between signal strength and distance calls devices 进而确定信号强度的门限值;g、 实时检测手持设备与短程无线通信设备之间的信号强度,当信号强度衰减到步骤f所确定的门限值时,执行步骤h;否则,重复执行该步骤;h、 驱动报警系统按照用户选择的报警方式输出报警;在报警过程中,机主可以通过键入任意按键或者专门的防丢功能关闭按键结束报警,此时,系统进入新一轮信号强度检测过程;i、 主动防丢功能子程序结束。 Further signal intensity determination threshold value; signal strength between g, real-time detection and a short range wireless handheld communication device, when the signal strength is attenuated to step f the determined threshold value, step H; otherwise repeat the step; H, alarm system outputs an alarm in accordance with a drive mode selected by the user alarm; alarm process, the owner can enter any special anti-lost key or button is disabled alarm ends, at this time, the system enters a new signal strength detector process; i, active anti-lost function subroutine ends. 当然,也可以通过在短程无线通信设备上设置所述的输入模块和信号强度检测模块来实现手持设备的主动防丢功能,但需要对短程无线通信设备的内部电路作较大的改动,实现起来比较复杂,且不利于短程无线通信设备的小型化和便携性。 Of course, also be provided by the short range wireless communication module and said input device signal strength detection module to achieve active anti-lost function handheld devices, but requires internal circuit for short-range wireless communication device, or major changes to implement complex, and not conducive to miniaturization and portability of the short-range wireless communications device. 另外,在发明短程无线通信模块内部电路的另一个优选实施例中,其仅包含短程无线通信模块和为其供电的电源模块,这样可以进一步降低成本。 Further, in another preferred internal circuit of the invention the short range wireless communication module of the embodiment, comprising only short-range wireless communication module and a module for power supply, so that cost can be reduced. 所述短程无线通讯模块通过不间断的发射无线信号来给位于手持设备中的信号强度检测模块提供检测信号。 The short-range wireless communication module to transmit wireless signals uninterrupted located in the handheld device to a signal strength detection module detection signal. 其中,所述短程无线通信模块可以是蓝牙发射芯片、红外线发射头或DSRC ( Dedicated Short Range Communication,专用短禾呈ii/f言) 通信模块等等。 Wherein said short-range wireless communication module may be a Bluetooth transmitter chip, infrared emission head or DSRC (Dedicated Short Range Communication, as a dedicated short Wo ii / f statement) communication module and the like. 应当指出,以上所述仅是本发明的一种优选实施方式,对于本技术领域的普通技术人员来说,在不脱离本发明原理的前提下,还可以做出若干改进和润饰,这些改进和润饰也应视为本发明的保护范围。 It should be noted that the above is only one preferred embodiment of the present invention, those of ordinary skill in the art who, without departing from the principles of the present invention, can make various improvements and modifications, such modifications and modifications should be the scope of the present invention.

Claims (10)

1、一种手持设备主动防丢方法,其特征在于:包括手持设备和与其通讯的短程无线通信设备,所述手持设备或短程无线通信设备在检测到两者之间的信号强度到达设定的门限值时输出报警。 1, a handheld device actively anti-loss method, comprising: a handheld communications device and its short-range wireless communication, the handheld device or a short-range wireless communication device signal strength detected between the two reaches the set of output alarm threshold.
2、 根据权利要求1所述的手持设备主动防丢方法,其特征在于:所述手持设备或短程无线通信设备接收用户输入的安全距离设定值,进而根据设备间距离和信号强度之间对应关系的对照表确定所述的门限值。 2. The handheld device according to claim 1 active anti lost, characterized in that: said hand-held device or the safety distance set point short-range wireless communications device receives user input, and further in accordance with the corresponding distance between the apparatus and the signal strength between determining a relationship table of the threshold value.
3、 根据权利要求1所述的手持设备主动防丢方法,其特征在于:所述手持设备或短程无线通信设备采用铃音或者振动方式输出报警。 3. The handheld device according to claim 1 active anti-loss method, wherein: the handheld device or a short-range wireless communication device using a ring tone or vibration alert output mode.
4、 根据权利要求1或2或3所述的手持设备主动防丟方法,其特征在于: 通过所述手持设备接收用户输入的安全距离设定值和对设备间信号强度进行测试;所述手持设备在检测到信号强度低于设定的门限值时输出报警或者向所述短程无线通信设备发出控制信号,通过所述短程无线通信设备输出报警。 4. The handheld device of claim 1 or 2 or 3 active anti lost claim, characterized in that: the test set value by a safety distance from the handheld device to receive user input and a signal strength between the devices; the hand-held device detected signal strength is below the set alarm output or control signal from the short-range wireless communication device when the threshold value, the short-range wireless communication by an alarm output device.
5、 根据权利要求1或2或3所述的手持设备主动防丢方法,其特征在于: 所述短程无线通信设备为蓝牙耳机或者红外信号收发设备。 5. The handheld device of claim 1 or 2 or 3 active anti lost claim, characterized in that: said short-range wireless communication device is a Bluetooth headset transceiver or an infrared signal.
6、 一种手持设备主动防丟系统,其特征在于:包括手持设备和与其通讯的短程无线通信设备;所述手持设备和短程无线通信设备通过各自设置的短程无线通信模块进行通讯;并且,所述手持设备中设置信号强度检测模块,当所述信号强度检测模块检测到设备之间的信号强度到达设定的门限值时,控制其内部或者所述短程无线通信设备中的报警电路输出报警。 6, a handheld device actively anti-loss system comprising: a short-range wireless communication device handsets and communication therewith; handheld device and the short range wireless communication devices communicate via short-range wireless communication module each provided; and, the said handheld signal strength detection module is provided, when the detection module detects the signal strength between the signal strength when the device reaches the set threshold value, the control circuit outputs a warning alarm or the inside of the short-range wireless communication device .
7、 根据权利要求6所述的手持设备主动防丢系统,其特征在于:在所述手持设备设置有输入模块和主处理器,所述输入模块接收用户输入的安全距离设定值,进而转换成相应的数据信号传输至主处理器;所述主处理器根据接收到的数据信号查找预先存储的设备间距离和信号强度之间对应关系的对照表,进而确定所述的门限值。 7. The handheld device according to claim 6, wherein the active anti-loss system, comprising: an input device is provided with a main processor module and the handheld, the input module receives the security distance set value input by the user, and then converted corresponding to the data signal to the main processor; the master processor correspondence relationship between a table stored in advance between the apparatus and the signal strength from the received data signal according to find, and to determine said threshold value.
8、 根据权利要求6或7所述的手持设备主动防丢系统,其特征在于:所述短程无线通信设备中的短程无线通信;漠块不间断发射短程无线信号供所述手持设备中的信号强度检测模块检测以判断是否到达所述设定的门限值。 8, a handheld device according to claim 6 or 7, wherein said active anti-loss system, characterized in that: said short-range wireless communication short-range wireless communication device; desert uninterrupted blocks of the transmit signal for short-range wireless signals in a handheld device intensity detection module determines whether the door to reach the set limit.
9、 根据权利要求6或7所述的手持设备主动防丟系统,其特征在于:所述手持设备为手机,所述主处理器为手机中的基带芯片,所述信号强度检测模块内置于所述的基带芯片中,所述基带芯片连接其内部的短程无线通信模块,以实现与短程无线通信设备之间的无线通讯;所述信号强度检测模块内部的报警电路为手机内部的铃音输出电路或者振动电路。 9, a handheld device according to claim 6 or 7, wherein said active anti-loss system, wherein: the handheld device is a mobile phone, the mobile phone main processor baseband chip, the signal strength detection module to the built mentioned baseband chip, the baseband chip connected to the inside of the short-range wireless communication module, to enable wireless communications with short-range wireless communication device; detecting the signal strength of the internal alarm circuit module internal circuit output ringtone or oscillator circuit.
10、 根据权利要求6或7所述的手持设备主动防丟系统,其特征在于:所述短程无线通信设备为蓝牙耳机或者红外信号收发设备;所述短程无线通信设备中的报警电路为设置在所述蓝牙耳机或红外信号收发设备中的音频输出电路或者振动电路。 10. The handheld device according to claim 6 or 7, wherein said active anti-loss system, characterized in that: said short-range wireless communication device is a Bluetooth headset or an infrared signal transceiver; the short-range wireless communication devices in the alarm circuit is arranged audio output circuit or oscillator circuit of the Bluetooth headset or an infrared signal transceiver device.
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