CN107040319A - Response message retransmission method, apparatus and system - Google Patents
Response message retransmission method, apparatus and system Download PDFInfo
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- CN107040319A CN107040319A CN201610077347.5A CN201610077347A CN107040319A CN 107040319 A CN107040319 A CN 107040319A CN 201610077347 A CN201610077347 A CN 201610077347A CN 107040319 A CN107040319 A CN 107040319A
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- H04B11/00—Transmission systems employing sonic, ultrasonic or infrasonic waves
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Abstract
The invention discloses a kind of response message retransmission method, apparatus and system, the information that information receiving end receive information transmitting terminal is sent in the technical scheme of the embodiment of the present invention generates the corresponding response message of the information；The response message is handled, corresponding acoustic signals is generated and simultaneously sends, so as to sound wave relay reception and decode the response message and then return to described information transmitting terminal.Solve backtracking response message in the prior art to increase burden problem to communication link, while there is provided a kind of effective approach for returning to response message under the special screne to forbid backtracking response message.
Description
Technical Field
The present invention relates to the field of communications, and in particular, to a response message returning method, apparatus, and system.
Background
In the communication field, both communication parties need response messages in the communication process, so that the sender can confirm that the message is successfully sent and the connection between the two parties is effective.
In the existing scheme, under the conditions of frequent information transmission and large communication data volume, the communication link is heavy in load, and the load of the communication network is undoubtedly increased by returning the response message through the original path of the communication link, so that the problem of untimely information transmission is caused.
Disclosure of Invention
The invention provides a response message returning method, which aims to solve the problem that the communication burden of a communication network is increased by response messages in the prior art and provide an effective scheme for returning response messages for some special scenes.
According to an aspect of the present invention, there is provided a response message returning method for an information receiving end, including:
receiving information sent by an information sending end, and generating a response message corresponding to the information;
and processing the response message, generating a corresponding sound wave signal and sending the sound wave signal, so that the sound wave relay receives and decodes the response message and then returns the response message to the information sending terminal.
According to another aspect of the present invention, there is provided a response message backhaul method, for an information sending end, the method including:
sending information to an information receiving terminal and waiting for receiving a response message;
receiving a response message returned by the sound wave relay, wherein the response message returned by the sound wave relay is as follows: and the sound wave relay is obtained by decoding after receiving a sound wave signal generated and sent by the information receiving end according to the response message corresponding to the information.
According to another aspect of the present invention, there is provided a response message feedback method for acoustic wave relay, including:
receiving a sound wave signal generated by processing a response message by an information receiving end and sent out, wherein the response message is a corresponding response message generated after the information receiving end receives the information sent by the information sending end;
processing the received sound wave signal, and decoding to obtain the response message;
and returning the response message obtained by decoding to the information sending end.
According to another aspect of the present invention, there is provided a response message backhaul apparatus, including:
the information receiving module is used for receiving the information sent by the information sending end;
the response message generating module is used for generating a response message corresponding to the message after the information receiving module receives the message sent by the information sending end;
and the sound wave signal generating/sending module is used for processing the response message, generating a corresponding sound wave signal and sending the sound wave signal, so that the sound wave relay receives and decodes the response message and then sends the response message back to the information sending end.
According to another aspect of the present invention, there is provided a response message backhaul apparatus, including:
the information sending module is used for sending information to the information receiving end;
the response information receiving module is used for waiting for receiving the response information after the information sending module sends the information to the information receiving terminal; the system is used for receiving response messages returned by the sound wave relay, and the response messages returned by the sound wave relay are as follows: and the sound wave relay is obtained by decoding after receiving a sound wave signal generated and sent by the information receiving end according to the response message corresponding to the information.
According to another aspect of the present invention, there is provided still another response message returning apparatus, including:
the sound wave signal receiving module is used for receiving a sound wave signal generated by processing a response message by an information receiving end and sent out, wherein the response message is a corresponding response message generated by the information receiving end after receiving the information sent by the information sending end;
the sound wave signal processing module is used for processing the received sound wave signals and decoding the sound wave signals to obtain the response messages;
and the response message returning module is used for returning the decoded response message to the information sending end.
According to still another aspect of the present invention, there is provided a response message backhaul system including: the system comprises an information sending end, an information receiving end and a sound wave relay; wherein,
the information sending end is used for sending information to the information receiving end;
the information receiving end is used for generating a response message corresponding to the information after receiving the information sent by the information sending end, processing the response message, generating a corresponding sound wave signal and sending the corresponding sound wave signal;
and the sound wave relay is used for receiving the sound wave signal sent by the information receiving end, processing the received sound wave signal, decoding the sound wave signal to obtain the response message, and returning the decoded response message to the information sending end.
The invention has the beneficial effects that: according to the technical scheme of the embodiment of the invention, after the information receiving end receives the information sent by the information sending end, the corresponding response message is triggered and generated, the response message is sent to the sound wave relay in a sound wave communication mode, and the sound wave relay returns the response message to the information sending end, so that the return of the response message bypasses a communication link for receiving the information, the pressure of the communication link can be relieved, the timely and effective transmission of the received message and the response message is ensured, and the requirement on a communication network is reduced.
Drawings
FIG. 1 is a flow chart of a method for responding to message backtransmission in accordance with the present invention;
FIG. 2 is a flow chart of another response message returning method according to the present invention;
FIG. 3 is a flow chart of still another response message returning method according to the present invention;
FIG. 4 is a flow chart of another response message returning method of the present invention;
FIG. 5 is a schematic diagram of a response message returning apparatus according to the present invention;
FIG. 6 is a schematic diagram of a response message returning device according to another embodiment of the present invention;
fig. 7 is a schematic structural diagram of another response message returning apparatus according to the present invention.
Detailed Description
Example one
Fig. 1 is a flowchart of a method for returning a response message according to an embodiment of the present invention, and referring to fig. 1, the method of the embodiment includes:
step 101: receiving information sent by an information sending end, and generating a response message corresponding to the information;
step 102: and processing the response message, generating a corresponding sound wave signal and sending the sound wave signal, so that the sound wave relay receives and decodes the response message and then returns the response message to the information sending terminal.
The method of this embodiment is executed by an information receiving end, where the information receiving end may specifically be a terminal device such as a mobile phone, and in this embodiment, the information receiving end is specifically taken as an example of a mobile terminal.
In the method of this embodiment, after receiving information sent by an information sending end, an information receiving end triggers to generate a corresponding response message, and sends the response message to an acoustic wave relay in an acoustic wave communication manner, and the acoustic wave relay returns the response message to the information sending end, so that the return of the response message bypasses a communication link for receiving the information, the pressure of the communication link can be relieved, the received message and the response message can be ensured to be transmitted effectively in time, and the requirement on a communication network is reduced.
Preferably, the information sent by the information sending end is signaling information or service information, and the service information includes short message, language message, broadcast message, or the like; the information sending end includes a device connected with the information receiving end through wire and/or wireless, and specifically, in this embodiment, the information sending end is an indoor or outdoor base station and an access node as an example.
Preferably, the sound wave signal is a common audio signal and/or an ultrasonic signal;
in order to further ensure the security of the information, the response message may be encrypted and then a corresponding acoustic signal is generated, and accordingly, the processing of the response message in step 102 to generate and send the corresponding acoustic signal specifically includes:
and encrypting the content of the response message, and encoding the encryption result to generate and send a corresponding sound wave signal.
Preferably, the coding mode may be coding by simulating the amplitude of the acoustic wave; coding can be carried out in a high-low level mode; the encoding can be performed in an OFDM-based manner; the coding can be carried out by adopting a double-frequency combination mode, and can also be carried out by adopting a double-frequency combination mode combined with a time window.
In order to ensure that the response message is successfully sent, a retransmission mechanism may be further configured in this embodiment, specifically, after the information receiving end sends the acoustic wave signal, the information receiving end waits for the reception confirmation message returned by the information receiving end to be returned, and if the reception confirmation message returned by the information sending end is not received within a preset time, the acoustic wave signal is repeatedly sent until the reception confirmation message returned by the information sending end is received; or stopping and alarming when the repetition times reach the preset times.
After receiving the prompt, the user at the information receiving end can adjust the environment of the user according to the actual situation, for example, adjust the distance from the information receiving end to the sound wave relay, so as to ensure that the response message is returned successfully.
Example two
Fig. 2 is a flowchart of another response message returning method according to a second embodiment of the present invention, where the method in this embodiment is executed by an information sending end, and referring to fig. 2, the method in this embodiment includes:
step 201: sending information to an information receiving terminal and waiting for receiving a response message;
step 202: receiving a response message returned by the sound wave relay;
wherein, the response message returned by the sound wave relay is: and the sound wave relay is obtained by decoding after receiving a sound wave signal generated and sent by the information receiving end according to the response message corresponding to the information.
In the method of this embodiment, after receiving information sent by an information sending end, an information receiving end triggers to generate a corresponding response message, and sends the response message to an acoustic wave relay in an acoustic wave communication manner, and the acoustic wave relay returns the response message to the information sending end, so that the return of the response message bypasses a communication link for receiving the information, the pressure of the communication link can be relieved, the received message and the response message can be ensured to be transmitted effectively in time, and the hardware requirement on a communication network is reduced.
To further ensure the successful feedback of the ack response message, the method of this embodiment may employ two retransmission mechanisms, wherein,
the first method comprises the following steps: after the information sending end sends the information, if the response message returned by the sound wave relay is not received within the preset time length, the information sending end repeatedly sends the information to the information receiving end until the response message returned by the sound wave relay is received; or stopping sending and alarming until the repetition times reach the preset times;
secondly, after receiving the response message returned by the sound wave relay, the information sending end returns a receiving confirmation message to the information receiving end to inform the information receiving terminal that the response message is successfully received. If the information receiving end does not receive the receiving confirmation message returned by the information sending end within the preset time, the sound wave signal is repeatedly sent until the receiving confirmation message returned by the information sending end is received; or the information receiving terminal stops and gives an alarm to remind when the repetition times reach the preset times.
Further, in this embodiment, the acoustic wave relay is reasonably disposed near the information receiving end according to needs, an effective transmission distance of the acoustic wave signal, and the like, the acoustic wave relay may be connected to the information sending end in this embodiment by wire and/or wirelessly, and the information sending end receives a response message returned by the acoustic wave relay by wire and/or wirelessly.
The information sending end in this embodiment may specifically include a remote device connected to the information receiving end through a wire or wirelessly, and specifically may be an indoor or outdoor base station, an access node, for example.
EXAMPLE III
Fig. 3 is a flowchart of another response message returning method according to a third embodiment of the present invention, which is executed by an acoustic wave relay, and referring to fig. 3, the method of the present embodiment includes:
step 301: receiving a sound wave signal generated by processing a response message by an information receiving end and sent out, wherein the response message is a corresponding response message generated after the information receiving end receives the information sent by the information sending end;
step 302: processing the received sound wave signal, and decoding to obtain the response message;
step 303: and returning the response message obtained by decoding to the information sending end.
When the sound wave relay receives the sound wave signal, the spectral bypass filter and the wiener filter can be adopted to perform noise reduction processing, and then the sound wave signal after noise reduction is decoded.
In the method of this embodiment, after receiving information sent by an information sending end, an information receiving end triggers to generate a corresponding response message, the response message is sent out in a sound wave communication mode, and a sound wave relay returns the response message to the information sending end, so that the return of the response message bypasses a communication link for receiving the information, the pressure of the communication link can be relieved, the received message and the response message can be effectively transmitted in time, and the hardware requirement on a communication network is reduced.
The acoustic wave relay in this embodiment is deployed near the information receiving end at a reasonable density according to the need, the effective transmission distance of the acoustic wave signal, and the like, and the acoustic wave relay is connected to the information transmitting end through a wire and/or a wireless connection, and returns the response message obtained by decoding to the information transmitting end through a wire and/or a wireless connection.
Example four
Fig. 4 is a flowchart of another response message returning method according to a fourth embodiment of the present invention, and referring to fig. 4, the method of the present invention includes:
step 401: the information sending end sends information to the information receiving end and waits for receiving a response message;
preferably, the information sent by the information sending end is a short message or a language message or a broadcast message
Step 402: the information receiving end receives the information sent by the information sending end and generates a response message corresponding to the information;
step 403: the information receiving end processes the response message, generates a corresponding sound wave signal and sends the sound wave signal;
preferably, to further ensure the security of the information, the response message may be encrypted and then the corresponding acoustic signal may be generated
Step 404: the sound wave relay receives a sound wave signal sent by the information receiving end;
step 405: the sound wave relay processes the received sound wave signal and decodes the sound wave signal to obtain the response message;
step 406: the sound wave relay returns the response message obtained by decoding to the information sending end;
step 407: and the information sending end receives a response message sent by the sound wave relay.
In the method of this embodiment, after receiving the information sent by the information sending end, the information receiving end triggers to generate a corresponding response message, and sends the response message to the acoustic wave relay in an acoustic wave communication manner, and the acoustic wave relay returns the response message to the information sending end, so that the return of the response message bypasses a communication link for receiving the information, which can relieve the pressure of the communication link, ensure the timely and effective transmission of the received message and the response message, and reduce the hardware requirement on a communication network.
The sound wave relay is reasonably arranged near the information receiving end according to requirements, effective transmission distance of sound wave signals and the like, the sound wave relay can be connected with the information sending end in the embodiment through wires and/or wireless connection, and the information sending end receives response messages returned by the sound wave relay through wires and/or wireless connection.
The information sending end includes a remote device connected with the information receiving end through a wire or a wireless, and specifically, the information sending end may be an indoor or outdoor base station or an access node as an example.
To further ensure the successful feedback of the ack response message, the method of this embodiment may employ two retransmission mechanisms, wherein,
the first method comprises the following steps: after the information sending end sends the information, if the response message returned by the sound wave relay is not received within the preset time length, the information sending end repeatedly sends the information to the information receiving end until the response message returned by the sound wave relay is received; or stopping sending and alarming until the repetition times reach the preset times; the user of the sender can take other measures for sending the information according to the prompt of the information sending end.
Secondly, after receiving the response message returned by the sound wave relay, the information sending end returns a receiving confirmation message to the information receiving end to inform the information receiving terminal that the response message is successfully received. If the information receiving end does not receive the receiving confirmation message returned by the information sending end within the preset time, the sound wave signal is repeatedly sent until the receiving confirmation message returned by the information sending end is received; or the information receiving terminal stops and gives an alarm to remind when the repetition times reach the preset times. After receiving the prompt, the user at the information receiving end can adjust the environment of the user according to the actual situation, for example, adjust the distance from the information receiving end to the sound wave relay, so as to ensure that the response message is returned successfully.
Preferably, in this embodiment, taking the information sending end as a base station and the information receiving end as a mobile terminal as an example, the acoustic wave relay is disposed in or near a specific area, where the specific area may be a limiting area that limits the mobile terminal from sending electromagnetic signals, for example, a near-field area of nuclear power equipment that prohibits the mobile terminal from sending electromagnetic signals.
The acoustic wave relays are arranged according to conditions such as effective transmission distance and area positions of acoustic wave signals, and the acoustic wave signals sent by the mobile terminals in the limited area can be effectively received.
The sound wave relay can be provided with a wireless mode, is connected with the access node in a wireless mode, is accessed into a wired network through the access node and is further connected with the base station. Or the sound wave relay is directly connected with the network in a wired mode and further connected with the base station.
Particularly, when the acoustic wave relay is accessed to the network in a wireless mode, in a scene where electromagnetic signal radiation interference needs to be considered, for example, in a nuclear power equipment region with strict electromagnetic interference requirements, the acoustic wave relay needs to be arranged in a manner of reasonably setting the distance to a specific device and an access node according to the requirements of the specific region in addition to considering the distance to the mobile terminal, so as to ensure that a response message is sent to the accessed network with the minimum signal strength and avoid the interference of the transmitted electromagnetic signal to the specific device.
The network accessed by the acoustic wave relay may be specifically implemented by a deployed communication cable provided with a plurality of access nodes, and each access node is connected to the base station through the communication cable.
EXAMPLE five
Fig. 5 is a schematic structural diagram of a response message backhaul apparatus according to a fifth embodiment of the present invention, where the apparatus of the present embodiment is disposed at an information receiving end, referring to fig. 5, including:
an information receiving module 51, configured to receive information sent by an information sending end;
a response message generating module 52, configured to generate a response message corresponding to the message after the information receiving module receives the message sent by the information sending end;
and the sound wave signal generating/sending module 53 is configured to process the response message, generate and send a corresponding sound wave signal, so that the sound wave relay receives and decodes the response message and then sends the response message back to the information sending terminal.
The device of this embodiment is arranged at the information receiving end, so that the information receiving end triggers and generates a corresponding response message after receiving the information sent by the information sending end, the response message is sent to the sound wave relay in a sound wave communication mode, and the sound wave relay returns the response message to the information sending end, so that the return of the response message bypasses a communication link for receiving the information, the pressure of the communication link can be relieved, the timely and effective transmission of the received message and the response message is ensured, and the hardware requirement on a communication network is reduced.
Preferably, the sound wave signal generating/sending module 53 is specifically configured to encrypt the content of the response message, encode the encryption result, generate a corresponding sound wave signal, and send the sound wave signal.
Further, the sound wave signal generating/sending module 53 is further configured to, after sending the sound wave signal, if the reception confirmation message returned by the information sending end is not received within a preset time, repeatedly send the sound wave signal until the reception confirmation message returned by the information sending end is received; or stopping and alarming when the repetition times reach the preset times.
The apparatus of this embodiment may be implemented by software or hardware or by a combination of software and hardware.
EXAMPLE six
Fig. 6 is a schematic structural diagram of another response message backhaul apparatus according to a sixth embodiment of the present invention, referring to fig. 6, where the apparatus of this embodiment is disposed at an information sending end, and specifically includes:
the information sending module 61 is used for sending information to the information receiving end;
a response message receiving module 62, configured to wait for receiving a response message after the message sending module sends a message to the message receiving end; the system is used for receiving response messages returned by the sound wave relay, and the response messages returned by the sound wave relay are as follows: and the sound wave relay is obtained by decoding after receiving a sound wave signal generated and sent by the information receiving end according to the response message corresponding to the information.
The device of this embodiment is arranged at the information sending end, so that after the information sending end sends information, the information receiving end is triggered to generate a corresponding response message, the response message is sent to the sound wave relay in a sound wave communication mode, and the sound wave relay returns the response message to the information sending end, so that the return of the response message bypasses a communication link for receiving the information, the pressure of the communication link can be relieved, the received message and the response message can be timely and effectively transmitted, and the hardware requirement on a communication network is reduced.
The response information receiving module 62 is further configured to, if a response message returned by the acoustic wave relay is not received within a preset time period, repeatedly send the information to the information receiving end until a response message returned by the acoustic wave relay is received; or stopping sending and alarming until the repetition times reach the preset times, wherein the response information receiving module receives the response information returned by the sound wave relay through wired and/or wireless connection;
or, the response information receiving module 62 is further configured to receive a reception confirmation message returned to the information receiving end after receiving the response message returned by the acoustic wave relay.
The apparatus of this embodiment may be implemented by software or hardware or by a combination of software and hardware.
EXAMPLE seven
Fig. 7 is a schematic structural diagram of another response message returning device according to a seventh embodiment of the present invention, where the device of the present embodiment is disposed in an acoustic wave relay, and referring to fig. 7, the device includes:
the acoustic wave signal receiving module 71 is configured to receive an acoustic wave signal generated by processing a response message by an information receiving end and sent out, where the response message is a corresponding response message generated by the information receiving end after receiving the information sent by the information sending end;
the sound wave signal processing module 72 is configured to process the received sound wave signal, and decode the sound wave signal to obtain the response message;
and a response message returning module 73, configured to return the decoded response message to the information sending end.
The device of this embodiment is arranged in the acoustic wave relay, and the information receiving end triggers to generate a corresponding response message after receiving the information sent by the information sending end, and sends the response message to the acoustic wave relay in an acoustic wave communication mode Or a scenario unsuitable for wiring in case of wired communication) provides an efficient response message return scheme.
The response cancellation and returning module 73 is specifically configured to return the decoded response message to the information sending end through a wired and/or wireless connection.
The apparatus of this embodiment may be implemented by software or hardware or by a combination of software and hardware.
Example eight
An eighth embodiment of the present invention provides a response message returning system, where the system includes: the system comprises an information sending end, an information receiving end and a sound wave relay;
the information sending end is used for sending information to the information receiving end;
the information receiving end is used for generating a response message corresponding to the information after receiving the information sent by the information sending end, processing the response message, generating a corresponding sound wave signal and sending the corresponding sound wave signal;
and the sound wave relay is used for receiving the sound wave signal sent by the information receiving end, processing the received sound wave signal, decoding the sound wave signal to obtain the response message, and returning the decoded response message to the information sending end.
The system of this embodiment enables the information receiving end to trigger and generate a corresponding response message after receiving the information sent by the information sending end, and sends the response message to the acoustic wave relay in an acoustic wave communication manner, and the acoustic wave relay returns the response message to the information sending end, so that the response message returns around a communication link for receiving the information, which can relieve the pressure of the communication link, ensure the timely and effective transmission of the received message and the response message, and reduce the hardware requirement on a communication network.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (12)
1. A response message returning method, for an information receiving end, comprising:
receiving information sent by an information sending end, and generating a response message corresponding to the information;
and processing the response message, generating a corresponding sound wave signal and sending the sound wave signal, so that the sound wave relay receives and decodes the response message and then returns the response message to the information sending terminal.
2. The method of claim 1, wherein the information sent by the information sending end is signaling information or service information;
the sound wave signal is a common audio signal and/or an ultrasonic signal, and the processing the response message to generate a corresponding sound wave signal and sending out includes:
and encrypting the content of the response message, and encoding the encryption result to generate and send a corresponding sound wave signal.
3. The method according to claim 1 or 2, wherein after processing the response message to generate and transmit a corresponding sound wave signal, so that the sound wave relay receives and decodes the response message and transmits the response message back to the information transmitting terminal, the method further comprises:
if the receiving confirmation message returned by the information sending end is not received within the preset time, the sound wave signal is repeatedly sent until the receiving confirmation message returned by the information sending end is received; or stopping and alarming when the repetition times reach the preset times.
4. A response message backhaul method, for an information sending end, the method comprising:
sending information to an information receiving terminal and waiting for receiving a response message;
receiving a response message returned by the sound wave relay, wherein the response message returned by the sound wave relay is as follows: and the sound wave relay is obtained by decoding after receiving a sound wave signal generated and sent by the information receiving end according to the response message corresponding to the information.
5. The method of claim 4,
after sending information to the information receiving end and waiting for receiving the response message, the method further comprises the following steps:
if the response message returned by the sound wave relay is not received within the preset time length, the information is repeatedly sent to the information receiving end until the response message returned by the sound wave relay is received; or stopping sending and alarming until the repetition times reach the preset times;
or; after receiving the response message returned by the acoustic wave relay, the method further comprises:
and returning a receiving confirmation message to the information receiving end.
6. The method of claim 4 or 5, wherein said receiving the response message returned by the acoustic relay comprises:
and receiving the response message returned by the sound wave relay in a wired and/or wireless mode.
7. A response message backhaul method for acoustic wave relay, comprising:
receiving a sound wave signal generated by processing a response message by an information receiving end and sent out, wherein the response message is a corresponding response message generated after the information receiving end receives the information sent by the information sending end;
processing the received sound wave signal, and decoding to obtain the response message;
and returning the response message obtained by decoding to the information sending end.
8. The method of claim 7, wherein the step of returning the response message obtained by decoding to the information sending end comprises:
and returning the response message obtained by decoding to the information sending end in a wired and/or wireless mode.
9. A response message backhaul apparatus, comprising:
the information receiving module is used for receiving the information sent by the information sending end;
the response message generating module is used for generating a response message corresponding to the message after the information receiving module receives the message sent by the information sending end;
and the sound wave signal generating/sending module is used for processing the response message, generating a corresponding sound wave signal and sending the sound wave signal, so that the sound wave relay receives and decodes the response message and then sends the response message back to the information sending end.
10. A response message backhaul apparatus, comprising:
the information sending module is used for sending information to the information receiving end;
the response information receiving module is used for waiting for receiving the response information after the information sending module sends the information to the information receiving terminal; the system is used for receiving response messages returned by the sound wave relay, and the response messages returned by the sound wave relay are as follows: and the sound wave relay is obtained by decoding after receiving a sound wave signal generated and sent by the information receiving end according to the response message corresponding to the information.
11. A response message backhaul apparatus, comprising:
the sound wave signal receiving module is used for receiving a sound wave signal generated by processing a response message by an information receiving end and sent out, wherein the response message is a corresponding response message generated by the information receiving end after receiving the information sent by the information sending end;
the sound wave signal processing module is used for processing the received sound wave signals and decoding the sound wave signals to obtain the response messages;
and the response message returning module is used for returning the decoded response message to the information sending end.
12. A response message backhaul system, comprising: the system comprises an information sending end, an information receiving end and a sound wave relay; wherein,
the information sending end is used for sending information to the information receiving end;
the information receiving end is used for generating a response message corresponding to the information after receiving the information sent by the information sending end, processing the response message, generating a corresponding sound wave signal and sending the corresponding sound wave signal;
and the sound wave relay is used for receiving the sound wave signal sent by the information receiving end, processing the received sound wave signal, decoding the sound wave signal to obtain the response message, and returning the decoded response message to the information sending end.
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| US20130198274A1 (en) * | 2012-01-26 | 2013-08-01 | Matthew Nicholas Papakipos | Social Hotspot |
| CN104954975A (en) * | 2015-06-23 | 2015-09-30 | 北京交通大学 | D2D (device-to-device) cooperative communication method for harvesting energy in OFDM (orthogonal frequency division multiplexing) cellular network |
| CN104954071A (en) * | 2015-07-07 | 2015-09-30 | 中邮科通信技术股份有限公司 | LTE (long term evolution)-Advanced full-digital optical fiber relay system and implementation method thereof |
| CN105141397A (en) * | 2015-08-03 | 2015-12-09 | 浪潮(北京)电子信息产业有限公司 | Method and device for sending selected and confirmed SACK messages |
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