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本发明的反射镜配置，能使主和副反射镜的位置比常规设计更紧靠一起，从而能实现一种非常紧凑的系统。 | The mirror configuration of the invention enables the position of the primary and secondary mirrors to be closer together than that of conventional designs, thus achieving a very compact system. |
公开的反射镜薄且轻，能实现一种轻的望远镜单元。 | The exposed mirror is thin and light, enabling a light telescope unit. |
由于本发明的反射镜配置提供更大的焦平面，所以能用静止的或固定的反射镜设计，在发射器与接收器之间提供自动对准，进而降低制作成本，且能制作成大的直径，由于能量分布在大的面积上，能使髙强度的光束以对眼睛安全的级别发射。 | Because the mirror configuration of the invention provides a larger focal plane, a stationary or fixed mirror design can be used to provide automatic alignment between the transmitter and the receiver, thus reducing the production cost, and can be made into a large diameter, and because the energy is distributed over a... |
本文公开若干制作技术，可以使本发明的光学望远镜能以合理的成本制作，以便在无线光通信系统中推广该种光学望远镜。 | A number of fabrication techniques are disclosed, which can enable the optical telescope of the invention to be manufactured at a reasonable cost, so as to popularize the optical telescope in the wireless optical communication system. |
本发明同时提高了密钥传输的传输效率和安全性。 | The invention also improves the transmission efficiency and security of key transmission. |
本发明提供一种可嵌入或分离使用的无线传输语音播放及语音拾取总成，包含一主机体及一无线传输语音装置。 | The invention provides a wireless transmission voice playing and voice picking assembly that can be embedded or separated, comprising a main body and a wireless transmission voice device. |
该主机体为一行动通讯装备或一个人数字装置，该无线传输语音装置主要由一组扬声器、一组拾音器、一组主控制器、一组无线传输收发单元、一组供电电池组、一组充电器及一组接口单元所组成。 | The main body is a mobile communication equipment or a personal digital device, and the wireless transmission voice device is mainly composed of a group of speakers, a group of pickups, a group of master controllers, a group of wireless transmission transceiver units, a group of power supply battery packs, a group of c... |
该无线传输语音装置可嵌入主机体，用以整体操作使用或可视需要将无线传输语音装置自上述主机体中取出，置于耳内，以无线方式(如无线电、红外线等)作为语音播放及语音通话，而达成以分离式操作使用。 | The wireless transmission voice device can be embedded in the main body for overall operation and use, or the wireless transmission voice device can be removed from the main body, placed in the ear, and used as voice playback and voice communication by wireless means (such as radio, infrared, etc.), so as to achieve se... |
红外收发信机(24)响应控制信号使正在进行的数据通信暂停脉冲串发送的持续时间，并且在脉冲串发送之后恢复数据通信。 | The infrared transceiver (24) responds to the control signal to pause the ongoing data communication for the duration of the pulse train transmission and to resume the data communication after the pulse train transmission. |
提供了一种信息传送系统，从发送装置向接收装置传递信息。 | An information transmission system is provided to transmit information from a transmitting device to a receiving device. |
其中，包括一发送装置，对信息信号加以调制、从被调制的所说信息信号生成含有光信号的复数个信号、藉复数路径传送所说复数个信号，和一接收装置，接收来自所说发送装置的复数个信号、对该复数个信号加以合成、输出所说信息信号。 | The utility model comprises a transmitting device, which modulates the information signal, generates a complex signal containing an optical signal from the modulated information signal, transmits the complex signal by a complex path, and a receiving device, which receives a complex signal from the transmitting device, ... |
所说复数个信号为复数个光信号或含有无线电信号的信号。 | The complex signal is a complex optical signal or a signal containing a radio signal. |
一种面板上设有专用付款键且利用红外线传输付款信息的手机。 | A mobile phone with a special payment key on the panel that transmits payment information using infrared rays. |
该手机是在现行普通手机的面板上，特别增设一个专用的付款键，以使手机用户在按该付款键后，手机能立即进入手机付款模式。 | The mobile phone is a special payment key added on the panel of the current ordinary mobile phone, so that the mobile phone user can immediately enter the mobile phone payment mode after pressing the payment key. |
描述了一种具有一个光学装置的光学自由空间信令系统，该光学装置包括一个透镜和多个光学单元。 | An optical free space signaling system with an optical device comprising a lens and a plurality of optical units is described. |
在透镜和多个光学单元之间的路径上提供一个用来偏转光束的光束偏转器。 | A beam deflector used to deflect the beam is provided on the path between the lens and a plurality of optical units. |
该光束偏转器具有多个光束偏转单元，每个光束偏转单元与一个相应的光学单元相关联，能够偏转穿过透镜的主光线，使得该主光线垂直于相关的光学单元。 | The beam deflector has a plurality of beam deflecting units, each of which is associated with a corresponding optical unit, capable of deflecting a main ray passing through the lens such that the main ray is perpendicular to the associated optical unit. |
该光学装置与向后发射系统具有特定的但不是唯一的关联性。 | This optical device has a specific but not exclusive relevance to the backward launch system. |
在使用无线电波执行无线通信的无线通信系统中的电子信息通信装置之间建立链路时，确定无线通信连接目标的方法中，使用作为无线通信，具有强方向性的无线通信，传输连接请求源的电子信息通信装置的装置识别信息发送给连接请求目标的电子通信装置。 | When establishing a link between the electronic information communication devices in a wireless communication system that performs wireless communication using radio waves, the method of determining the connection target of the wireless communication uses the wireless communication as a wireless communication with stro... |
根据传输的装置识别信息，使连接请求目标的电子信息通信装置确定连接请求源的电子信息通信装置，并建立链路。 | According to the transmitted device identification information, the electronic information communication device connecting to the request target determines the electronic information communication device connecting to the request source and establishes a link. |
一个操作包括与灯管(120)电通信的镇流器(110)的光源(1〇〇)的方法。 | An operation consists of a method of electrical communication with a lamp tube (120) of a ballast (110) of a light source (100). |
该方法包括操作镇流器(110)来确定(920)在数据周期期间将被施加给灯管(120)的平均灯管功率。 | The method includes operating the ballast (110) to determine the average tube power (920) that will be applied to the tube (120) during the data cycle. |
该方法还包括在数据周期期间操作镇流器(110)来产生一个脉宽调制的驱动信号并将它传递(930)给灯管(120)。 | The method also includes operating the ballast (110) during the data cycle to generate a pulse-width-modulated drive signal and pass it (930) to the lamp (120). |
本实用新型采用基于单端耦合输入输出、双程增益的半导体光放大器结构，因而对消光比退化有很好地改善，且结构简单、容易实现，转换效率高，转换波长范围宽。 | The utility model adopts a semiconductor optical amplifier structure based on single-ended coupled input and output and double-pass gain, thus improving the extinction ratio degradation well, and has simple structure, easy realization, high conversion efficiency and wide conversion wavelength range. |
一种用于激光波带板准直系统的接收装置，属于光学、光电检测和几何位置测量技术领域，其特征是用会聚镜、变焦镜头、摄像机及标定机构组成，解决了采用面阵摄像波的带板准直系统对测量点到接收装置距离变化，而对接收器不同的空间分辨率要求，同时也解决了系统的标定问题。 | The utility model relates to a receiving device for a laser band plate collimation system, which belongs to the technical field of optical, photoelectric detection and geometric position measurement, and is characterized by the composition of a converging mirror, a zoom lens, a camera and a calibration mechanism, which... |
本发明的效果和益处是由于采用摄像机作为光电接收器件，光敏单元多，其输出图象便于进行计算机数字图像处理，并由于实现了可变测量范围和空间分辨率，提高了测量精度和可靠性。 | The effect and advantage of the invention is that the camera is used as the photoelectric receiving device, the photosensitive unit is multiple, the output image is convenient for computer digital image processing, and the measurement accuracy and reliability are improved because the variable measurement range and spat... |
由于本装置中没有二维扫描机构，使接收装置结构简洁、紧凑，便于密封安装。 | Because there is no two-dimensional scanning mechanism in the device, the structure of the receiving device is simple and compact, and it is easy to seal and install. |
由于本装置不必进行二维逐点扫描，减少了测量时间，提高了测量速度。 | Because the device does not need to carry out two-dimensional point-by-point scanning, the measurement time is reduced and the measurement speed is increased. |
在本发明的第一实施例中，提供了一种方法，该方法包括：接收所期望的光源的亮度级的选择； | In the first embodiment of the invention, a method is provided which comprises: selection of brightness level of a desired light source for receiving; |
接收将使用光源通过可见光通信来发送的一片数据； | Receive a piece of data that will be sent by visible light communication using a light source; |
基于所期望的光源亮度级来选择通过编码方案所描述的占空比； | The duty cycle described by the encoding scheme is selected based on the desired light source brightness level; |
使用编码方案对数据进行编码，其中，编码包括识别与数据片和选定的占空比二者相对应的代码； | Encode the data using a coding scheme, which includes identifying the code corresponding to both the data slice and the selected duty cycle; |
以及使用光源通过可见光通信发送已识别的代码。 | And the use of light sources to send identified codes through visible light communication. |
将基带电信号直接驱动激光器，调制的光信号再输入双电极调制器，由射频信号驱动双电极调制器，使调制器处于载波抑制调制方式，产生重复频率为射频信号两倍的光毫米波，将毫米波通过单模光纤发送到基站进行检测。 | The baseband electrical signal is directly driven by the laser, the modulated optical signal is then input into the double-electrode modulator, and the RF signal drives the double-electrode modulator, so that the modulator is in the carrier suppression modulation mode, and the optical millimeter wave with twice the rep... |
另外还提供了一种实现光毫米波产生装置，可以利用所述的方法产生光毫米波。 | In addition, an optical millimeter wave generation device is provided, which can generate optical millimeter waves by the method. |
本发明所述的光毫米波产生装置，减少了使用的光器件的数量，节约了中心站的代价。 | The optical millimeter wave generating device of the invention reduces the number of optical devices used and saves the cost of a central station. |
用于在主设备与连接到主设备的外部模块之间执行串行数据通信的方法和系统。 | A method and system for performing serial data communication between the master device and an external module connected to the master device. |
所述数据通信系统和方法包括主设备和连接到主设备并与主设备进行数据通信的外部模块。 | The data communication system and method include a master device and an external module connected to and communicating with the master device. |
在外部模块与主设备之间进行数据通信之前，外部模块把它的识别信息发送到主设备，主设备接收来自外部模块的识别信息，确认它与外部模块的连接，并把识别信息确认信号发送到外部模块。 | Before the data communication between the external module and the master device, the external module sends its identification information to the master device, the master device receives the identification information from the external module, confirms its connection with the external module, and sends the identificati... |
一种无线通信装置(10)包括一个适用于根据至少一种通信协议响应一控制信号进行脉冲串发送的射频收发信机(22)，和一个适用于协同异步数据通信的红外收发信机(24)。 | A wireless communication device (10) includes a radio frequency transceiver (22) suitable for pulse train transmission in response to a control signal according to at least one communication protocol, and an infrared transceiver (24) suitable for cooperative asynchronous data communication. |
一个控制器(20)耦合到射频通信模块(22)和红外通信模块(24)中的每一个，并且控制器(20)可以操作以根据至少一种通信协议产生控制信号。 | A controller (20) is coupled to each of the RF communication modules (22) and infrared communication modules (24), and the controller (20) can be operated to generate a control signal according to at least one communication protocol. |
公开一种用于在通信系统中两个收发信机之间提供全双工异步通信的方法和设备。 | A method and apparatus for providing full-duplex asynchronous communication between two transceivers in a communication system are disclosed. |
首先将每个比特周期分为两半，建立一个发送半比特周期和一个接收半比特周期，其中每个收发信机可以在发送半比特周期期间发送数据和可以在接收半比特周期期间接收数据。 | Each bit cycle is first divided into two halves, establishing a send half bit cycle and a receive half bit cycle, where each transceiver can send data during the send half bit cycle and can receive data during the receive half bit cycle. |
同步该两个收发信机的比特周期使得每个收发信机的发送半比特周期与其他收发信机的接收半比特周期对准。 | Synchronizing the bit cycles of the two transceivers aligns the transmit half-bit cycle of each transceiver with the receive half-bit cycle of the other transceiver. |
光束发散角可变的无光纤激光通信光端机及其控制方法是一种无光纤激光通信的装置和方法，该装置由光学系统机壳1、可调反射镜2、固定反射镜3、接收天线4、发射天线主体部分5、反射镜6、透过率为10%的反射镜7、信号光源8、光源位置调整器9、接收器10、探测器11、探测数据处理器12、系统控制器13、角度偏转器14所组成； | The optical terminal of non-fiber laser communication with variable beam divergence Angle and the control method thereof are a device and method of non-fiber laser communication. |
探测器11由探测数据处理器12控制，接收器10与探测数据处理器12由系统控制器13控制。 | Detector 11 is controlled by detector data processor 12, and receiver 10 and detector data processor 12 are controlled by system controller 13. |
当光源处于瞄准位置时，光束的发散角最大，为20〜30毫弧度； | When the light source is in the aiming position, the divergence Angle of the beam is the largest, which is 20 ~ 30 milliradians. |
光源处于通信位置时，光束的发散角最小，为1.5〜2.5毫弧度，从而有效地解决通信过程和对准过程对光束发散角要求不同的矛盾。 | When the light source is in the communication position, the divergence Angle of the beam is the smallest, which is 1.5 ~ 2.5 milliradians, so as to effectively solve the contradiction between the communication process and the alignment process. |
本发明提供一种设备和方法，用于为一个经过脉冲调制编码的信号确定一个脉冲位置。 | An apparatus and method are provided for determining a pulse position for a pulse modulated coded signal. |
本发明涉及一种自由空间光通信系统，包括第一端系统与第二端系统，该第一端系统包括依次串接的第一网管装置、第一芯片、第一发送功率控制装置和第一发送模块，第二端系统包括依次串接的第二接收模块、第二芯片和第二网管装置。 | The invention relates to a free space optical communication system, which comprises a first end system and a second end system. The first end system comprises a first network management device, a first chip, a first transmitting power control device and a first transmitting module sequentially connected, and the second... |
本发明自由空间光通信系统通过芯片完成对信号功率大小的判断以及决定发送功率大小的动作，即可以根据外界环境的变化自动调节激光发送功率，从而降低故障率，保证通信质量； | The free space optical communication system of the invention completes the judgment of the signal power and the action of determining the transmission power through the chip, that is, the laser transmission power can be automatically adjusted according to the changes of the external environment, thus reducing the failu... |
由于无需人的介入，可以方便使用。 | Because there is no need for human intervention, it can be easily used. |
一种用于情况互动操作的设备(100)，所说的设备包括：光检测器(101)，用于探测从外部光源(111)发出的入射光(120)，该入射光耦合到滤波装置(102)以便从探测到的入射光(120)提取特定的频率分量，在通过滤波装置(102)成功地提取特定频率分量时所说探测到的入射光对于显示屏幕来说是具有特征性的； | A device for situational interactive operation (100), said device includes: |
和压缩装置(104)，用于按照确定装置(103)的输出调节设备(100)的操作。 | And a compression device (104) for regulating the operation of the device (100) in accordance with the output of the determining device (103). |
本发明实施例提供了一种基于多路可见光通信的加解扰系统和方法，该加解扰系统在发射端采用串并变换器将原始信号变换为多路信号，采用随单位时间变化的伪码信号对各路信号解扰后同时以可见光信号的形式发送； | The embodiment of the invention provides an adduction system and method based on multi-channel visible light communication. The adduction system uses a series parallel converter at the transmitting end to convert the original signal into a multi-channel signal, and uses a pseudo-code signal that changes with unit time ... |
接收端接收各路可见光信号并解扰，对各路解扰后的信号经过串并变换器，得到原始信号。 | The receiving end receives each visible signal and descrambles it. The original signal is obtained by the series parallel converter after the signal is descrambles. |
以使可见光信号在通信时保证安全性的同时，提高传输速率。 | In order to ensure the safety of visible signal communication, and improve the transmission rate. |
所述第一伪码信号与所述第二伪码信号的频率、且起止相位相同。 | The first pseudo-code signal has the same frequency and start-stop phase as the second pseudo-code signal. |
本发明公开了一种自由空间光通信系统，当超过一个指定功率门限时，通过相互调整发射光束和接收光纤，以便它们不相交于焦点而是相交于发射光束的一个发散点，可降低接收光纤的接收功率。 | The invention discloses a free-space optical communication system in which, when a specified power threshold is exceeded, the receiving power of the receiving fiber can be reduced by adjusting the transmitted beam and the receiving fiber mutually so that they do not intersect at a focal point but intersect at a diverge... |
通过沿发射望远镜的纵轴移动反射光纤到该望远镜焦平面前方一点，直到至少一部分光束入射到接收光纤可发散该发射光束。 | The emitted beam can be diffused by moving the reflected fiber along the longitudinal axis of the transmitting telescope to a point in front of the focal plane of the telescope until at least part of the beam is incident on the receiving fiber. |
由此入射到接收望远镜的入射点上的截面积增大。 | This increases the cross-sectional area of the incident point to the receiving telescope. |
结果，接收望远镜上单位面积的发射光束的截面功率降低，相应地降低了入射到接收光纤上的功率。 | As a result, the cross section power of the transmitted beam per unit area on the receiving telescope is reduced, and the power incident on the receiving fiber is correspondingly reduced. |
由于公开的反射镜配置提供更大的焦平面，所以能用静止的或固定的反射镜设计，为发射器与接收器之间提供自动对准，进而降低制作成本。 | Because the open mirror configuration provides a larger focal plane, static or fixed mirror designs can be used to provide automatic alignment between transmitter and receiver, thereby reducing production costs. |
本发明提供一种在无线光通信网络中提高连通性的装置和方法。 | The invention provides a device and a method for improving connectivity in a wireless optical communication network. |
其中采用至少两个或更多的接收装置，接收红外信号并将其转变成数字信号。 | At least two or more receiving devices are used to receive infrared signals and convert them into digital signals. |
数字信号以帧的形式表示数据，因此每帧包括至少一个数据域和一个包含前置码的标题域。 | Digital signals represent data in the form of frames, so each frame includes at least one data field and a header field containing a prefix code. |
选择器确定与前置码信噪比相关的测量值并比较测量值以为进一步处理选择最合适的信号。 | The selector determines the measured values associated with the signal-to-noise ratio of the precode and compares the measured values to select the most appropriate signal for further processing. |
本发明提供了用于在便携式无线装置上显示信息的方法和系统。 | Methods and systems for displaying information on a portable wireless device are provided. |
这可以通过接收包含嵌入数据的光信号并将该信号转换为电功率来实现。 | This can be done by receiving an optical signal containing embedded data and converting that signal into electrical power. |
这也可以通过以下方式来实现：解调嵌入数据； | This can also be achieved by demodulation embedded data; |
从存储装置的数据库检索信息； | Retrieve information from the storage device's database; |
和在发光聚合物显示屏上显示该信息。 | And displays this information on a light-emitting polymer display. |
通信信息用安全钥加密。 | The communication is encrypted with a security key. |
光束被分别用安全钥和加密的通信信息以不同的调制方案调制。 | The beams are modulated in different modulation schemes using security keys and encrypted communication information respectively. |
调制后的光束送到接收器后，被分成第一光束和第二光束并分别被不同的解调器解调以恢复加密的通信信息及其数据速率以及安全钥信息及其数据速串。 | After the modulated beam is sent to the receiver, it is divided into the first beam and the second beam and demodulated by different demodulators to recover the encrypted communication information and its data rate, as well as the security key information and its data speed string. |
恢复出来的各项信息被送到解密和定时电路，在那里将加密的通信信息解密以获得原始的未加密的通信信息。 | The recovered information is sent to the decryption and timing circuit, where the encrypted communication is decrypted to obtain the original unencrypted communication. |
本发明公开了一种移动大气激光通信系统的信标光收发设备，它属于通信技术领域，涉及大气激光通信技术，采用该设备以解决移动大气激光通信系统信标光和通信信号光相互干扰、在满足人眼安全的条件下，提高信标光收发双方之间的通信距离。 | The invention discloses a beacon light transceiver device for a mobile atmospheric laser communication system, which belongs to the field of communication technology and relates to atmospheric laser communication technology. The device is used to solve the mutual interference between the beacon light and the communicat... |
该设备包括信标光发射装置和信标光接收装置，采用多发一收的结构和工作模式。 | The device comprises a beacon light transmitting device and a beacon light receiving device, and adopts the structure and working mode of multiple receiving. |
信标光发射装置发射几个完全相同的信标光束； | Beacon light transmitters emit several identical beacon beams; |
信标光波长与用于通信的信号光波长相同，且信标光也携带着通信信号。 | The wavelength of the beacon light is the same as that of the signal light used for communication, and the beacon light also carries the communication signal. |
在信标光接收装置中，接收天线采用一个大口径的反射式天线，按功率比分光的分束镜将接收天线收到的光区分成信号光和信标光。 | In the beacon light receiving device, the receiving antenna adopts a large aperture reflector antenna, and divides the light received by the receiving antenna into signal light and beacon light according to the power ratio of the beam splitting mirror. |
本装置可用于移动大气激光通信系统。 | The device can be used in a mobile atmospheric laser communication system. |
一种用于同步卫星与低轨卫星之间跟瞄过程的参数测试的卫星轨迹光学模拟装置，其特点是该装置由光学组件、机电系统，计算机控制系统三部分组成，可用于在地面实验室内对卫星激光通信系统进行有关跟瞄参数的测试和性能验证与评估等方面，同时为卫星激光通信系统的研制提供一种新技术实施方案可能性的实验分析，本发明装置具有结构简单，实用性强，具有控制精度高、可以产生二维运动轨迹、机械运动较少、占地面积小等特点。 | The utility model relates to a satellite trajectory optical simulation device used for parameter testing of the tracking process between a synchronous satellite and a low-orbit satellite. The device is characterized in that it consists of three parts: optical component, electromechanical system and computer control sys... |
一种用于通过利用可见光通信系统确定汽车(1)的当前位置的设备。 | A device for determining the current position of a vehicle (1) by utilizing a visible light communication system. |
该设备使用可见光通信信标和由摄像机拍摄的图像表示的视频数据。 | The device uses visible light communication beacons and video data represented by images captured by cameras. |
该信标发射可见光信号(310)，从而产生位置数据。 | The beacon emits a visible light signal (310), which generates location data. |
该可见光通信信标包括道路照明灯(30)和可见光通信设备(31)，都被提供给灯杆(3)。 | The visible light communication beacon comprises a road lighting light (30) and a visible light communication device (31), both provided to a light pole (3). |
该汽车(1)具有一个摄像机和一个汽车位置确定确定设备(10)。 | The vehicle (1) has a camera and a vehicle position determination device (10). |
该汽车位置确定确定设备(10)解调可见光信号(310)，从而恢复位置信号，并且根据位置数据计算汽车(1)的当前位置。 | The vehicle position determination device (10) demodulated the visible light signal (310), thereby recovering the position signal and calculating the current position of the vehicle (1) based on the position data. |
本发明通过对域间链路的抽象处理，保证网络拓扑的连通性； | The invention ensures the connectivity of network topology through the abstract processing of interdomain links; |
并经过路径选择输出，简化了网络业务路径拓扑，快速有效地进行路径选择。 | After routing output, the network service path topology is simplified and the path selection is performed quickly and effectively. |
一种包含有电器控制面板和控制器的装置。 | A device that includes an electrical control panel and a controller. |
该电器控制面板被设置在电器上。 | The appliance control panel is arranged on the appliance. |
该电器控制面板具有与电器控制面板的外表面通信的第一和第二光通信设备。 | The electrical control panel has a first and second optical communication device communicating with the outer surface of the electrical control panel. |
所述控制器被固定于电器内。 | The controller is fixed in an electrical appliance. |
该控制器可操作地与第一和第二通信设备相连接并向其提供通信信号，该通信信号包含有诊断信息。 | The controller is operatively connected to the first and second communication devices and provides them with a communication signal containing diagnostic information. |
本实用新型提供了一种定向接收式双向无线信息收发装置，输入键盘通过键盘输入电路的输出端与编码电路相连接，编码电路另一端与驱动电路相连，发射驱动电路与解码电路输出端相连，驱动单元一端与存储单元的输出端相连，另一端与传输介质发生器相连，构成发射部分； | The utility model provides a directional receiving bi-directional wireless information transceiver device. The input keyboard is connected to the coding circuit through the output end of the keyboard input circuit, the other end of the coding circuit is connected to the drive circuit, the transmitting driver circuit is... |
在接收部分中，解码电路分别与传输介质接收器及显示驱动电路相连接，通过液晶显示器把数字码转换成字符点阵进行显示。 | In the receiving part, the decoding circuit is connected with the transmission medium receiver and the display driver circuit respectively, and the digital code is converted into character dot matrix through the liquid crystal display. |
采用红外线、无线电波、微波、超声波等载波作为传输介质，能够在一定距离范围内以载波的形式自动发出预先储存在机内的信息，供其他同型号设备的持有者接收； | Using infrared, radio wave, microwave, ultrasonic and other carriers as transmission media, it can automatically send out the information stored in the machine in the form of carrier within a certain distance for other holders of the same type of equipment to receive; |
并可以定向接收其他该设备持有者的相同装置所发出的信息。 | And can be directed to receive information from the same device of other owners of the device. |
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