WO2016161752A1 - 一种数据传输方法和装置 - Google Patents
一种数据传输方法和装置 Download PDFInfo
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- WO2016161752A1 WO2016161752A1 PCT/CN2015/088411 CN2015088411W WO2016161752A1 WO 2016161752 A1 WO2016161752 A1 WO 2016161752A1 CN 2015088411 W CN2015088411 W CN 2015088411W WO 2016161752 A1 WO2016161752 A1 WO 2016161752A1
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- mobile device
- data
- sound wave
- verification
- modulated
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B11/00—Transmission systems employing sonic, ultrasonic or infrasonic waves
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/27—Monitoring; Testing of receivers for locating or positioning the transmitter
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/318—Received signal strength
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/06—Authentication
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Definitions
- the present invention relates to the field of communications technologies, and in particular, to a data transmission method and apparatus.
- the mobile device when data is transmitted between mobile devices, the mobile device needs to enable Bluetooth, NFC or WIFI, so that the mobile device can search, discover and pair with each other. After the pairing is successful, the mobile device can perform data transmission.
- the mobile device needs to set a special antenna to implement functions such as Bluetooth, NFC or WIFI, and transmit wireless signals through the antenna to realize search, discovery and pairing of the mobile device, which consumes a large amount of power and is easy for the mobile device.
- the antenna associated with the call causes interference.
- the present invention provides a data transmission method and apparatus for solving the problem of large power consumption when transmitting data between mobile devices in the prior art, and which is easy to cause interference to an antenna related to a mobile device call.
- a first aspect of the present invention provides a data transmission method including:
- the first mobile device acquires verification data to be sent
- the first mobile device performs protocol encapsulation, encoding, and modulation on the verification data to obtain modulated verification data.
- the first mobile device acquires data to be transmitted, performs protocol encapsulation, encoding, and modulation on the data to be transmitted, obtains modulated data to be transmitted, and loads the modulated data to be transmitted onto the sound wave and sends the verification to the verification.
- the second mobile device acquires data to be transmitted, performs protocol encapsulation, encoding, and modulation on the data to be transmitted, obtains modulated data to be transmitted, and loads the modulated data to be transmitted onto the sound wave and sends the verification to the verification.
- the second mobile device acquires data to be transmitted, performs protocol encapsulation, encoding, and modulation on the data to be transmitted, obtains modulated data to be transmitted, and loads the modulated data to be transmitted onto the sound wave and sends the verification to the verification.
- the verification success message carries: a received power of the sound wave
- the first mobile device acquires data to be transmitted, performs protocol encapsulation, encoding, and modulation on the data to be transmitted, obtains modulated data to be transmitted, and loads the modulated data to be transmitted onto the sound wave and sends the verification to the verification.
- the method further includes:
- the first mobile device acquires a transmit power of the sound wave
- the first mobile device adjusts the transmit power of the sound wave according to the distance.
- the verification success message carries:
- the first mobile device acquires data to be transmitted, performs protocol encapsulation, encoding, and modulation on the data to be transmitted, obtains modulated data to be transmitted, and loads the modulated data to be transmitted onto the sound wave and sends the verification to the verification.
- the method further includes:
- the first mobile device acquires location information of itself
- the first mobile device adjusts a transmit power and a transmit direction of the sound wave according to the distance and the orientation.
- the first mobile device loads the modulated verification data onto the sound wave and sends it to the second mobile device in the preset range
- the first mobile device further includes:
- the first mobile device encrypts the modulated verification data according to a preset password.
- the sound wave is an ultrasonic wave having a frequency of 25 kHz or more.
- Another aspect of the present invention provides a data transmission apparatus, including:
- An obtaining module configured to obtain verification data to be sent
- a modulation module configured to perform protocol encapsulation, encoding, and modulation on the verification data to obtain modulated verification data
- a sending module configured to load the modulated verification data onto the sound wave and send the second mobile device to the second mobile device in the preset range, so that the second mobile device performs the verification data after the modulation After the demodulation, decoding, and protocol processing is successful, returning a verification success message to the first mobile device;
- a receiving module configured to receive a verification success message returned by the second mobile device
- the obtaining module is further configured to acquire data to be transmitted;
- the modulating module is further configured to perform protocol encapsulation, encoding, and modulation on the to-be-transmitted data to obtain modulated data to be transmitted;
- the sending module is further configured to load the modulated data to be transmitted onto the sound wave and send the data to the second mobile device that is successfully verified.
- the verification success message carries: a received power of the sound wave
- the device further includes: a first determining module and a first adjusting module;
- the sending module loads the modulated data to be transmitted to the sound wave and sends the data to the second mobile device that is successfully verified
- the acquiring module is further configured to acquire the sending power of the sound wave
- the first determining module is configured to determine a distance between the first mobile device and the second mobile device according to the received power and the transmit power of the sound wave;
- the first adjustment module is configured to adjust a transmit power of the sound wave according to the distance.
- the verification success message carries: location information of the second mobile device
- the device further includes: a second determining module and a second adjusting module;
- the acquiring module is further configured to acquire the location information of the first mobile device
- the second determining module is configured to determine a distance between the first mobile device and the second mobile device according to location information of the first mobile device and location information of the second mobile device, and An orientation of the second mobile device relative to the first mobile device;
- the second adjustment module is configured to adjust a transmit power and a transmit direction of the sound wave according to the distance and the orientation.
- the device further includes: an encryption module;
- the sending module is configured to: after the modulated verification data is loaded on the sound wave and sent to the second mobile device in the preset range, the encryption module is configured to perform the modulated verification data according to the preset password. encryption.
- the sound wave is an ultrasonic wave having a frequency of 25 kHz or more.
- the first mobile device transmits the verification data to the second mobile device through the sound wave, and transmits the data to the second mobile device through the sound wave after the second mobile device successfully verifies, thereby passing the microphones of the first mobile device and the second mobile device.
- the sounding device such as a speaker, realizes data transmission between the first mobile device and the second mobile device, consumes a small amount of power, and does not cause interference to the antenna related to the mobile device call.
- FIG. 1 is a flowchart of an embodiment of a data transmission method according to the present invention.
- FIG. 2 is a schematic structural diagram of an embodiment of a data transmission apparatus according to the present invention.
- FIG. 3 is a schematic structural diagram of still another embodiment of a data transmission apparatus according to the present invention.
- FIG. 4 is a schematic structural diagram of another embodiment of a data transmission apparatus according to the present invention.
- FIG. 1 is a flowchart of an embodiment of a data transmission method according to an embodiment of the present invention. As shown in FIG. 1 , the method includes the following steps:
- the first mobile device acquires verification data to be sent.
- the execution body of the data transmission method provided by the present invention is a data transmission device, and the data transmission device may specifically be any one of two or more mobile devices that need to perform data transmission, or two or more devices that need to perform data transmission. Software or applications in mobile devices.
- the first mobile device performs protocol encapsulation, encoding, and modulation on the verification data to obtain modulated verification data.
- the first mobile device loads the modulated verification data onto the sound wave and sends the verification data to the second mobile device in the preset range, so that the second mobile device performs demodulation, decoding, and protocol processing on the modulated verification data.
- the verification success message is returned to the first mobile device.
- the sound wave may be an ultrasonic wave with a frequency greater than or equal to 25 kHz.
- the first mobile device may activate a function of transmitting the sound wave and receiving the sound wave of the first mobile device by using a corresponding button, so that the first mobile device can send the data loaded with the data.
- the sound wave or the sound wave loaded with the data for example, the first mobile device can transmit the sound wave loaded with the verification data; the second mobile device can also activate the function of transmitting the sound wave and receiving the sound wave of the second mobile device through the corresponding button.
- the verification data to be sent may carry the identifier of the first mobile device; the first mobile device loads the modulated verification data onto the sound wave After being sent to the second mobile device in the preset range, if the second mobile device demodulates, decodes, and performs protocol processing on the modulated verification data to obtain the identifier of the first mobile device, the second mobile device succeeds in verification.
- the mobile device returns a verification success message including the self identification to the first mobile device; if the second mobile device demodulates, decodes, and processes the modulated verification data to obtain garbled or other data, the second mobile device verifies Unsuccessful, the second mobile device does not return a verification success message.
- the data to be sent may also carry other data, for example, a pre-negotiated value or a picture, which is not limited herein.
- the data carried in the verification data to be sent may be set according to specific conditions. set.
- the first mobile device may encrypt the modulated verification data according to a preset password.
- the second mobile device may perform decryption first, and if the decryption succeeds, perform demodulation, decoding, and protocol processing operations; if the decryption fails, the verification fails.
- the first mobile device receives a verification success message returned by the second mobile device.
- the first mobile device acquires data to be transmitted, performs protocol encapsulation, encoding, and modulation on the data to be transmitted, obtains modulated data to be transmitted, and loads the modulated data to be transmitted onto the sound wave and sends the data to the second mobile device that is successfully verified. .
- the verification success message carries: the received power of the sound wave.
- the method may further include: the first mobile device acquires the transmit power of the sound wave; and the first mobile device determines the first according to the received power and the transmit power of the sound wave. The distance between the mobile device and the second mobile device; the first mobile device adjusts the transmit power of the sound wave according to the distance.
- the first mobile device can adjust the attenuation of the sound wave, so that the second mobile device can receive the sound wave, and is more distant from the first mobile device.
- Other mobile devices far away can not receive sound waves, save energy under the premise of ensuring that the second mobile device receives sound waves, and can avoid other mobile devices that are farther away from the first mobile device to feedback or echo the sound waves to the first Interference caused by mobile devices.
- the verification success message carries: location information of the second mobile device.
- the method may further include: the first mobile device acquiring the location information of the first mobile device; the first mobile device determining, according to the location information of the first mobile device and the location information of the second mobile device, the first mobile device and the second The distance between the mobile devices and the orientation of the second mobile device relative to the first mobile device; the first mobile device adjusts the transmit power and the transmit direction of the sound waves according to the distance and the orientation.
- the first mobile device can adjust the attenuation of the sound wave and the orientation of the sound wave so that only the position where the second mobile device is located can receive the sound wave, and the other mobile devices at other positions can not receive the sound wave, or
- the received sound wave has a poor signal, thereby saving energy under the premise of ensuring that the second mobile device receives the sound wave, and can avoid interference of the first mobile device when other mobile devices in other locations feedback or echo the sound wave.
- the first mobile device sends the verification data to the second mobile device by using the sound wave, and after the second mobile device successfully verifies, the data is transmitted to the second mobile device by using the sound wave, thereby passing through the first mobile device and the second mobile device.
- a sounding device such as a microphone or a speaker realizes data transmission between the first mobile device and the second mobile device, and consumes less power, and does not cause interference to the antenna related to the mobile device call.
- the aforementioned program can be stored in a computer readable storage medium.
- the program when executed, performs the steps including the foregoing method embodiments; and the foregoing storage medium includes various media that can store program codes, such as a ROM, a RAM, a magnetic disk, or an optical disk.
- FIG. 2 is a schematic structural diagram of an embodiment of a data transmission apparatus according to the present invention. As shown in FIG. 2, the method includes: an acquisition module 21, a modulation module 22, a sending module 23, and a receiving module 24;
- the obtaining module 21 is configured to obtain verification data to be sent
- the modulating module 22 is configured to perform protocol encapsulation, encoding, and modulation on the verification data to obtain modulated verification data.
- the sending module 23 is configured to load the modulated verification data onto the sound wave and send it to the second mobile device in the preset range, so that the second mobile device performs demodulation, decoding, and protocol processing on the modulated verification data.
- the verification success message is returned to the first mobile device.
- the sound wave may be an ultrasonic wave with a frequency greater than or equal to 25 kHz.
- the receiving module 24 is configured to receive a verification success message returned by the second mobile device
- the obtaining module 21 is further configured to acquire data to be transmitted;
- the modulating module 22 is further configured to perform protocol encapsulation, encoding, and modulation on the data to be transmitted, to obtain modulated data to be transmitted;
- the sending module 23 is further configured to load the modulated data to be transmitted onto the sound wave and send the data to the second mobile device that is successfully verified.
- FIG. 3 is a schematic structural diagram of a data transmission apparatus according to another embodiment of the present invention, in order to improve the security of data transmission, the apparatus may further include: an encryption module 25;
- the encryption module 25 is configured to encrypt the modulated verification data according to the preset password.
- the second mobile device may perform decryption first, and if the decryption succeeds, perform demodulation, decoding, and protocol processing operations; if the decryption fails, the verification fails.
- the verification success message carries: the received power of the sound wave.
- the device further includes: a first determining module 26 and a first adjusting module 27;
- the acquiring module 21 is further configured to acquire the sending power of the sound wave;
- the first determining module 26 is configured to determine the first shift according to the received power and the transmit power of the sound wave. The distance between the mobile device and the second mobile device;
- the first adjustment module 27 is configured to adjust the transmission power of the sound wave according to the distance.
- the verification success message carries: location information of the second mobile device
- the device may further include: a second determining module 28 and a second adjusting module 29; as shown in FIG. 4, FIG. 4 is a schematic structural diagram of another embodiment of a data transmission device according to the present invention.
- the obtaining module 21 is further configured to acquire the location information of the device.
- the second determining module 28 is configured to determine a distance between the first mobile device and the second mobile device according to the location information of the first mobile device and the location information of the second mobile device, and the second mobile device is relative to the first mobile device The orientation of the equipment;
- the second adjustment module 29 is configured to adjust the transmission power and the transmission direction of the sound wave according to the distance and the orientation.
- the first mobile device sends the verification data to the second mobile device by using the sound wave, and after the second mobile device successfully verifies, the data is transmitted to the second mobile device by using the sound wave, thereby passing through the first mobile device and the second mobile device.
- a sounding device such as a microphone or a speaker realizes data transmission between the first mobile device and the second mobile device, and consumes less power, and does not cause interference to the antenna related to the mobile device call.
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Abstract
Description
Claims (10)
- 一种数据传输方法,其特征在于,包括:第一移动设备获取待发送的验证数据;所述第一移动设备对所述验证数据进行协议封装、编码和调制,得到调制后的验证数据;所述第一移动设备将所述调制后的验证数据加载到声波上发送给预设范围内的第二移动设备,以使所述第二移动设备在对所述调制后的验证数据进行解调、解码和协议处理成功后向所述第一移动设备返回验证成功消息;所述第一移动设备接收所述第二移动设备返回的验证成功消息;所述第一移动设备获取待传输数据,对所述待传输数据进行协议封装、编码和调制,得到调制后的待传输数据,将所述调制后的待传输数据加载到声波上发送给验证成功的所述第二移动设备。
- 根据权利要求1所述的方法,其特征在于,所述验证成功消息中携带:所述声波的接收功率;所述第一移动设备获取待传输数据,对所述待传输数据进行协议封装、编码和调制,得到调制后的待传输数据,将所述调制后的待传输数据加载到声波上发送给验证成功的所述第二移动设备之前,还包括:所述第一移动设备获取所述声波的发送功率;所述第一移动设备根据所述声波的接收功率和发送功率,确定所述第一移动设备和所述第二移动设备之间的距离;所述第一移动设备根据所述距离对所述声波的发送功率进行调整。
- 根据权利要求1所述的方法,其特征在于,所述验证成功消息中携带:所述第二移动设备的位置信息;所述第一移动设备获取待传输数据,对所述待传输数据进行协议封装、编码和调制,得到调制后的待传输数据,将所述调制后的待传输数据加载到声波上发送给验证成功的所述第二移动设备之前,还包括:所述第一移动设备获取自身的位置信息;所述第一移动设备根据自身的位置信息和所述第二移动设备的位置信息,确定所述第一移动设备与所述第二移动设备之间的距离,以及所述第 二移动设备相对于所述第一移动设备的方位;所述第一移动设备根据所述距离和所述方位对所述声波的发送功率和发射方向进行调整。
- 根据权利要求1所述的方法,其特征在于,所述第一移动设备将所述调制后的验证数据加载到声波上发送给预设范围内的第二移动设备之前,还包括:所述第一移动设备按照预设的密码对所述调制后的验证数据进行加密。
- 根据权利要求1所述的方法,其特征在于,所述声波为频率大于等于25khz的超声波。
- 一种数据传输装置,其特征在于,包括:获取模块,用于获取待发送的验证数据;调制模块,用于对所述验证数据进行协议封装、编码和调制,得到调制后的验证数据;发送模块,用于将所述调制后的验证数据加载到声波上发送给预设范围内的第二移动设备,以使所述第二移动设备在对所述调制后的验证数据进行解调、解码和协议处理成功后向第一移动设备返回验证成功消息;接收模块,用于接收所述第二移动设备返回的验证成功消息;所述获取模块,还用于获取待传输数据;所述调制模块,还用于对所述待传输数据进行协议封装、编码和调制,得到调制后的待传输数据;所述发送模块,还用于将所述调制后的待传输数据加载到声波上发送给验证成功的所述第二移动设备。
- 根据权利要求6所述的装置,其特征在于,所述验证成功消息中携带:所述声波的接收功率;所述装置还包括:第一确定模块和第一调整模块;所述发送模块将所述调制后的待传输数据加载到声波上发送给验证成功的所述第二移动设备之前,所述获取模块还用于,获取所述声波的发送功率;所述第一确定模块用于,根据所述声波的接收功率和发送功率,确定 所述第一移动设备和所述第二移动设备之间的距离;所述第一调整模块用于,根据所述距离对所述声波的发送功率进行调整。
- 根据权利要求6所述的装置,其特征在于,所述验证成功消息中携带:所述第二移动设备的位置信息;所述装置还包括:第二确定模块和第二调整模块;所述发送模块将所述调制后的待传输数据加载到声波上发送给验证成功的所述第二移动设备之前,所述获取模块还用于,获取所述第一移动设备的位置信息;所述第二确定模块用于,根据所述第一移动设备的位置信息和所述第二移动设备的位置信息,确定所述第一移动设备与所述第二移动设备之间的距离,以及所述第二移动设备相对于所述第一移动设备的方位;所述第二调整模块用于,根据所述距离和所述方位对所述声波的发送功率和发射方向进行调整。
- 根据权利要求1所述的装置,其特征在于,还包括:加密模块;所述发送模块将所述调制后的验证数据加载到声波上发送给预设范围内的第二移动设备之前,所述加密模块用于,按照预设的密码对所述调制后的验证数据进行加密。
- 根据权利要求1所述的装置,其特征在于,所述声波为频率大于等于25khz的超声波。
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JP2017553024A JP2018533230A (ja) | 2015-04-09 | 2015-08-28 | データ伝送方法および装置 |
US15/719,471 US20180054261A1 (en) | 2015-04-09 | 2017-09-28 | Method and apparatus for data transmission |
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CN104868955A (zh) * | 2015-04-09 | 2015-08-26 | 北京橙鑫数据科技有限公司 | 一种数据传输方法和装置 |
CN105897340A (zh) * | 2015-12-10 | 2016-08-24 | 乐视网信息技术(北京)股份有限公司 | 视频分享方法以及用户设备 |
CN106911633B (zh) * | 2015-12-22 | 2021-03-23 | 阿里巴巴集团控股有限公司 | 一种数据传输方法及装置 |
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CN104868955A (zh) | 2015-08-26 |
US20180054261A1 (en) | 2018-02-22 |
JP2018533230A (ja) | 2018-11-08 |
TW201636862A (zh) | 2016-10-16 |
TWI561994B (en) | 2016-12-11 |
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