Wireless router having emergency broadcast function

Abstract

The present invention provides a wireless router having an emergency broadcast function, comprising a controller, a memory, a WAN network port module, a LAN network port module, and a wireless management module, and further comprising a receiving and demodulating module and an emergency message extracting module. The receiving and demodulating module is connected to the emergency message extracting module. The controller is separately connected to the memory, the WAN network port module, the LAN network port module, the wireless management module, and the emergency message extracting module. The controller receives an emergency instruction transmitted in a wireless broadcast television signal, executes the emergency instruction, transmits emergency content to the wireless management module, and pushes the emergency content to a wireless network device. According to the present invention, the wireless router receives an emergency broadcast message in real time and broadcasts the emergency broadcast message to a nearby wireless network device, so as to warn audiences in a timely manner, thereby reducing the loss.

Description

A wireless router with emergency broadcast function Technical Field

[0001] The invention belongs to the technical field of emergency broadcasting, and in particular relates to a wireless router with an emergency broadcasting function. Background Art

[0002] In the event of a natural disaster or public event, the emergency broadcast management platform sends emergency broadcast messages to emergency broadcast terminals via the radio and television transmission network. These messages include emergency instructions and content. In the field of emergency broadcast technology, technicians have developed various types of emergency broadcast terminals to expand the coverage and reception range of emergency broadcasts, safeguard people's livelihoods, prevent and mitigate disasters, and reduce personal and property losses. Wireless routers are already common in homes and offices. However, typical wireless routers are not considered emergency broadcast terminals and cannot receive emergency broadcast messages.

[0003] Enabling wireless routers to receive emergency broadcast messages and send and play emergency content is a technical problem that needs to be solved.

[0004] Summary of the Invention

[0005] The purpose of the present invention is to solve the technical problem of a wireless router responding to emergency broadcasts and to provide a wireless router with an emergency broadcast function.

[0006] The present invention is achieved through the following technical solutions:

[0007] A wireless router with an emergency broadcast function includes a controller, a memory, a WAN network port module, a LAN network port module, and a wireless management module. The characteristic is that it also includes a receiving and demodulating module and an emergency message extraction module, wherein the receiving and demodulating module is connected to the emergency message extraction module, and the controller is respectively connected to the memory, the WAN network port module, the LAN network port module, the wireless management module, and the emergency message extraction module.

[0008] The receiving and demodulating module receives wireless broadcast television signals, obtains broadcast television data through demodulation, and transmits the data to the emergency message extraction module.

[0009] The emergency message extraction module extracts emergency instructions and emergency content from broadcast and television data and transmits them to the controller.

[0010] The emergency instruction includes the instruction number, instruction issuing platform number, playback area number, instruction priority, playback date and time, playback duration, playback volume, playback frequency and playback type.

[0011] The emergency content includes text, audio, video, or audio and video content.

[0012] The playback type includes text, audio, video, or audio and video.

[0013] The controller performs routing table query and data packet forwarding, receives emergency instructions and emergency content, executes the emergency instructions, and transmits the emergency content to the wireless management module.

[0014] The memory stores a routing table, a forwarding table, and also stores emergency instructions and emergency content.

[0015] The wireless management module includes an antenna unit and a radio frequency transceiver unit, which is connected to a nearby wireless network device via a wireless network and pushes emergency content to the wireless network device.

[0016] Preferably, the receiving and demodulating module, such as receiving FM-CDR frequency modulation digital broadcasting signals, has a main chip of Haier Hi5216.

[0017] Preferably, the emergency message extraction module extracts emergency instructions and emergency content from radio and television data by decoding and parsing the radio and television data to obtain emergency instructions and emergency content, verifying the digital signature of the emergency instructions, and discarding emergency instructions and emergency content that fail the signature verification.

[0018] Preferably, the emergency message extraction module extracts emergency instructions and emergency content from radio and television data by decoding and parsing the radio and television data to obtain emergency instructions and emergency content, and matching the local area number with the playback area number of the emergency instructions, and discarding the emergency instructions and emergency content whose playback area numbers do not match.

[0019] Preferably, the controller first checks the play date and time in the emergency instruction, and executes the emergency instruction when the play date and time arrives.

[0020] Preferably, it also includes an emergency content conversion module, which, under the control of the controller, matches and converts the received emergency content according to the playback type in the emergency instruction. The conversion includes text to audio, or audio to text, or text to video, or text to audio and video, or audio to audio and video, or audio and video to audio.

[0021] Preferably, the controller first determines the state of the wireless router before executing the emergency instruction. If the wireless router is in standby state, the controller powers on and starts the wireless management module.

[0022] Preferably, the controller executes the emergency instruction, transmits the emergency content to the wireless management module, and pushes it to the wireless network device. This operation has the highest priority.

[0023] Preferably, the wireless network device includes a computer that supports WiFi, or a mobile phone that supports WiFi, or a tablet that supports WiFi, or a speaker or box that supports WiFi, or a TV that supports WiFi, or a device with WiFi function.

[0024] The beneficial effects of the present invention are: using a receiving and demodulating module, an emergency message extraction module, a controller, and a memory, the receiving and demodulating module is connected to the emergency message extraction module, the emergency message extraction module is connected to the controller, and the controller is connected to the memory to enable the wireless router to receive emergency instructions and emergency content transmitted by wireless broadcast and television signals in real time; using the controller and the wireless management module to enable the wireless router to insert emergency broadcasts when in standby and working mode. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] FIG1 is a schematic structural diagram of an embodiment of the present invention. DETAILED DESCRIPTION

[0026] In order to make the objectives, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.

[0027] A preferred embodiment of the present invention is shown in Figure 1, which is a wireless router with an emergency broadcast function, including a controller 1, a memory 2, a WAN network port module 3, a LAN network port module 4, and a wireless management module 5. It is characterized in that it also includes a receiving and demodulating module 6 and an emergency message extraction module 7, wherein the receiving and demodulating module 6 is connected to the emergency message extraction module 7, and the controller 1 is respectively connected to the memory 2, the WAN network port module 3, the LAN network port module 4, the wireless management module 5, and the emergency message extraction module 7.

[0028] The receiving and demodulating module 6 receives wireless broadcast television signals, demodulates them, obtains broadcast television data, and transmits them to the emergency message extraction module 7 .

[0029] The emergency message extraction module 7 extracts emergency instructions and emergency content from the broadcast and television data, and then transmits them to the controller 1 .

[0030] The emergency instruction includes the instruction number, instruction issuing platform number, playback area number, instruction priority, playback date and time, playback duration, playback volume, playback frequency and playback type.

[0031] The emergency content includes text, audio, video, or audio and video content.

[0032] The playback type includes text, audio, video, or audio and video.

[0033] The controller 1 performs routing table query and data packet forwarding, receives emergency instructions and emergency content, executes the emergency instructions, and transmits the emergency content to the wireless management module 5 .

[0034] The memory 2 stores a routing table, a forwarding table, and also stores emergency instructions and emergency content.

[0035] The wireless management module 5 includes an antenna unit and a radio frequency transceiver unit, which is connected to a nearby wireless network device 9 via a wireless network and pushes emergency content to the wireless network device 9 .

[0036] Preferably, the receiving and demodulating module 6, for example, receives FM-CDR frequency modulation digital broadcasting signals, and its main chip is Haier Hi5216.

[0037] Preferably, the emergency message extraction module 7 extracts emergency instructions and emergency content from radio and television data by decoding and parsing the radio and television data to obtain emergency instructions and emergency content, and verifies the digital signature of the emergency instruction, and discards the emergency instructions and emergency content that fail the signature verification.

[0038] Preferably, the emergency message extraction module 7 extracts emergency instructions and emergency content from broadcast and television data by decoding and parsing the broadcast and television data to obtain the emergency instructions and emergency content, matching the local area number of the emergency instruction with the broadcast area number of the emergency instruction, and discarding emergency instructions and emergency content with mismatched broadcast area numbers. Preferably, the controller 1 first checks the broadcast date and time in the emergency instruction, and executes the emergency instruction when the broadcast date and time arrives.

[0039] Preferably, it also includes an emergency content conversion module 8, which, under the control of the controller 1, matches and converts the received emergency content according to the playback type in the emergency instruction. The conversion includes text to audio, or audio to text, or text to video, or text to audio and video, or audio to audio and video, or audio and video to audio.

[0040] Preferably, the controller 1 determines the state of the wireless router before executing the emergency instruction. If the wireless router is in standby state, the controller 1 powers on and starts the wireless management module 5 .

[0041] Preferably, the controller 1 executes the emergency instruction, transmits the emergency content to the wireless management module 5, and pushes it to the wireless network device 9. This operation has the highest priority.

[0042] Preferably, the wireless network device 9 includes a Wi-Fi-enabled computer, a Wi-Fi-enabled mobile phone, a Wi-Fi-enabled tablet, a Wi-Fi-enabled speaker, a Wi-Fi-enabled television, or a Wi-Fi-enabled device. The beneficial effects are: using the receiving and demodulating module 6, the emergency message extraction module 7, the controller 1, and the memory 2, the receiving and demodulating module 6 is connected to the emergency message extraction module 7, the emergency message extraction module 7 is connected to the controller 1, and the controller 1 is connected to the memory 2 to enable the wireless router to receive emergency instructions and emergency content transmitted by wireless broadcast television signals in real time; using the controller 1 and the wireless management module 5 to enable the wireless router to broadcast emergency broadcasts both when in standby mode and when in operation.

[0043] The above-described embodiments are merely descriptions of preferred embodiments of the present invention and are not intended to limit the scope of the present invention. Without departing from the spirit of the present invention, various modifications and improvements made by ordinary engineers and technicians in this field to the technical solution of the present invention should fall within the scope of protection determined by the claims of the present invention.

Claims

1. A wireless router with emergency broadcast function, comprising a controller, a memory, a WAN network port module, a LAN network port module, and a wireless management module, characterized in that: It also includes a receiving and demodulating module and an emergency message extraction module, wherein the receiving and demodulating module is connected to the emergency message extraction module, and the controller is respectively connected to the memory, the WAN network port module, the LAN network port module, the wireless management module, and the emergency message extraction module; The receiving and demodulating module receives wireless broadcast television signals, demodulates them, obtains broadcast television data, and transmits them to the emergency message extraction module; The emergency message extraction module extracts emergency instructions and emergency content from the broadcast and television data and transmits them to the controller; The emergency command includes the command number, the command issuing platform number, the playback area number, the command priority, the playback date and time, the playback duration, the playback volume, the playback frequency and the playback type; The emergency content includes text, audio, video, or audio and video content; The playback type includes text, audio, video, or audio and video; The controller performs routing table query and data packet forwarding, receives emergency instructions and emergency content, executes emergency instructions, and transmits emergency content to the wireless management module; The memory stores a routing table, a forwarding table, and also stores emergency instructions and emergency content; The wireless management module includes an antenna unit and a radio frequency transceiver unit, which is connected to nearby wireless network devices through a wireless network and pushes emergency content to the wireless network devices.

2. A wireless router with emergency broadcast function according to claim 1, characterized in that: The receiving and demodulating module, for example, receives FM-CDR frequency modulation digital broadcasting signals, and its main chip is Haier Hi5216.

3. A wireless router with emergency broadcast function according to claim 1, characterized in that: The emergency message extraction module extracts emergency instructions and emergency content from radio and television data by decoding and parsing the radio and television data to obtain emergency instructions and emergency content, and verifies the digital signature of the emergency instruction, and discards the emergency instructions and emergency content that fail the signature verification.

4. A wireless router with emergency broadcast function according to claim 1, characterized in that: The emergency message extraction module extracts emergency instructions and emergency content from radio and television data by decoding and parsing the radio and television data to obtain emergency instructions and emergency content, and matches the local area number with the playback area number of the emergency instructions, and discards the emergency instructions and emergency content with unmatched playback area numbers.

5. A wireless router with emergency broadcast function according to claim 1, characterized in that: The controller first checks the broadcast date and time in the emergency instruction, and executes the emergency instruction when the broadcast date and time arrives.

6. A wireless router with emergency broadcast function according to claim 1, characterized in that: It also includes an emergency content conversion module, which, under the control of the controller, matches and converts the received emergency content according to the playback type in the emergency instruction, and the conversion includes text to audio, or audio to text, or text to video, or text to audio and video, or audio to audio and video, or audio and video to audio.

7. A wireless router with emergency broadcast function according to claim 1, characterized in that: The controller, before executing the emergency command, first determines the state of the wireless router. If the wireless router is in standby state, it powers on and starts the wireless management module.

8. A wireless router with emergency broadcast function according to claim 1, characterized in that: The controller executes the emergency instruction, transmits the emergency content to the wireless management module, and pushes it to the wireless network device. This operation has the highest priority.

9. A wireless router with emergency broadcast function according to claim 1, characterized in that: The wireless network device includes a computer that supports wifi, a mobile phone that supports wifi, a tablet that supports wifi, a speaker that supports wifi, a television that supports wifi, or a device with wifi function.

Images