TWM615801U - Frequency hopping system for wireless communication - Google Patents

Abstract

A wireless communication frequency hopping system, wherein the wireless communication frequency hopping system includes a first electronic device And a second electronic device. The first electronic device is used to preset the first channel information and the second channel information, and use one of the first channel information and the second channel information as the communication channel of the data transmission process, and make the first channel information The second electronic device uses the other of the first channel information and the second channel information as the communication channel of the data transmission process, and the first electronic device causes the second electronic device to switch the second communication channel to the second communication channel when the data transmission process ends. One of the first channel information and the second channel information.

Description

Wireless communication frequency hopping system

This application relates to a frequency hopping system, especially a wireless communication frequency hopping system.

Generally speaking, wireless transmission technology can be divided into Direct Sequence Spread Spectrum-DSSS and Frequency Hopping Spread Spectrum-FHSS. The receiver restores the specific signal and transmits each other to make the transmission more secure; and the frequency hopping technology (FHSS) uses the same frequency hopping method between the transmitter and the receiver to send and receive messages, which can be done within 1 second Thousands of frequency hopping actions (about 1,600 times), only the corresponding transmitter and receiver know each other's hopping mode, as long as the corresponding transmitter and receiver's frequency remain the same hopping mode, the hopping frequency can be changed continuously and Continue to exchange and transmit messages to avoid interference from other signals and improve the security of signal transmission.

However, the existing technology allows different transceivers in the same system or device to perform frequency hopping on different channels. In other words, too many channels are used for communication during signal transmission. This signal transmission method causes bandwidth problems. Waste. In addition, multiple transceivers transmit signals in different channels independently of each other, and it is impossible to grasp the signal transmission status of other transceivers. It is easy to cause mutual interference between different transceivers, leading to interference in signal transmission, and thus reducing signal transmission. Communication quality.

Therefore, many of the above-mentioned problems in the prior art really need to be resolved.

In view of the above-mentioned shortcomings of the prior art, the main purpose of the present invention is to provide a wireless communication frequency hopping system, which enables multiple electronic devices to communicate and synchronize with each other, and perform frequency hopping technology in a limited frequency channel, so that these electronic devices can be Synchronize with each other and communicate with different channels to reduce the use of channels and avoid interference during communication, thereby reducing the waste of channel resources and improving the communication quality of frequency hopping technology.

The main technical means adopted to achieve the above objective is to make the aforementioned wireless communication frequency hopping system include: a first electronic device that executes a data transmission program with a first peripheral electronic device on a first communication channel, and the first The electronic device is used to preset a first channel information and a second channel information, and generate designated channel information including the first channel information and the second channel information, and the first electronic device uses the first channel information and One of the second channel information is used as the first communication channel, and a channel switching information is generated at the end of the data transmission process; and a second electronic device that performs communication with a second peripheral electronic The data transmission process of the device is electrically connected with the first electronic device to receive the designated channel information and the channel switching information, and according to the channel switching information, the first channel information and the second channel information are The other is used as the second communication channel, and the second communication channel is switched according to the channel switching information.

With the above structure, the first electronic device and the second electronic device perform a data transmission process within the limited first channel information and the second channel information, and the first electronic device is enabled by the channel switching information And the second electronic device synchronously switches between the first channel information and the second channel information, so as to greatly reduce the channel used and avoid interference during communication, thereby reducing the waste of channel resources and increasing the jump The effect of frequency technology on the quality of communication.

100: host device

110: The first electronic device

111: The first wireless transmission module

112: first processor

113: The first port

120: second electronic device

121: The second wireless transmission module

122: second processor

123: second port

210: The first peripheral electronic device

220: Second peripheral electronic device

310: The first communication channel

320: The second communication channel

A, B: Channel

S410, S420, S430, S440: steps

Figure 1 is a block diagram of the system architecture of the preferred embodiment of the present invention; Figure 2 is a block diagram of the system architecture of the electronic device of the preferred embodiment of the present invention; Figure 3 is a schematic diagram of the channel change of the preferred embodiment of the present invention; And FIG. 4 is a flowchart of the steps and methods of the preferred embodiment of the present invention.

For a preferred embodiment of the wireless communication frequency hopping system of the present application, please refer to FIG. 1, which includes a host device 100, a first peripheral electronic device 210, and a second peripheral electronic device 220, wherein the host device 100 is used to communicate with the first peripheral electronic device 210 and the second peripheral electronic device 220 in a wireless manner and perform data transmission using frequency hopping technology.

In one embodiment, the host device 100 is, for example, a multimedia playback host, and the application is not limited thereto.

In one embodiment, the first peripheral electronic device 210 and the second peripheral electronic device 220 can be independently configured in different slave devices or simultaneously configured in the same slave device, and the application is not limited thereto.

In one embodiment, the slave device is, for example, a speaker device or a radio device, and this application is not limited thereto.

In an embodiment, the first peripheral electronic device 210 and the second peripheral electronic device 220 are a transceiver, and the application is not limited thereto.

Furthermore, the host device 100 further includes a first electronic device 110 and a second electronic device 120. The first electronic device 110 and the second electronic device 120 are electrically connected to determine a first channel information and a second channel used by the first electronic device 110 and the second electronic device 120 in the data transmission process Information, and generate designated channel information including the first channel information and the second channel information, and channel switching information for instructing switching between the first channel information and the second channel information, thereby instructing the second channel information Channel information and switching timing used by the second electronic device 120 in the data transmission process, wherein the first channel information and the second channel information respectively represent different frequency ranges. The second electronic device 120 is used to receive the designated channel information and the channel switching information, use the designated channel information to set the first channel information and the second channel information used, and according to the channel switching information and the first channel Switch between information and the second channel information.

Therefore, by limiting the channel to a limited number of channels, the first electronic device 110 and the second electronic device 120 can use frequency hopping technology to perform the data transmission process within the limited channel, so there is no need to occupy too many channels for execution. Data transfer procedures. In addition, because the first electronic device 110 can grasp the channel information used by the second electronic device 120 through the channel switching information, it can prevent the first electronic device 110 and the second electronic device 120 from being unwarned. Use the same channel, Therefore, interference during communication can be avoided, thereby achieving the effect of reducing the waste of channel resources and improving the communication quality of the frequency hopping technology.

In an embodiment, the first electronic device 110 and the second electronic device 120 are a transceiver, and the application is not limited thereto.

In one embodiment, the first channel information and the second channel information are frequency information.

Further, referring to FIG. 2, the first electronic device 110 further includes a first wireless transmission module 111, a first processor 112, and a first connection port 113. The first processor 112 and the The first wireless transmission module 111 is electrically connected to the first connection port 113, wherein the first processor 112 is used to preset the first channel information and the second channel information for performing the data transmission process, And generate the designated channel information including the first channel information and the second channel information, so that the first connection port 113 transmits the designated channel information to the second electronic device 120, and the first processor 112 makes the The first wireless transmission module 111 uses one of the first channel information and the second channel information as the first communication channel, and generates the channel switching information when the data transmission process ends, so that the first connection port 113 transmits the channel switching information to the second electronic device 120.

Further, the channel switching information is used to switch the first communication channel from the first channel information to the second channel information, or to switch the first communication channel from the second channel information to the first channel information.

Further, referring to FIG. 2, the second electronic device 120 further includes a second wireless transmission module 121, a second processor 122, and a second connection port 123. The second processor 122 and the The second wireless transmission module 121 and the second connection port 123 are electrically connected, and the second connection port 123 is electrically connected to the first connection port 113, wherein the second processor 122 is used for Channel information receives the first channel information and the second channel information, and causes the second wireless transmission module to use the second channel information as the second communication channel, and the second processor 122 is used for switching the information according to the channel Switching the second channel information as the second communication channel to the first channel information, or switching the first channel information as the second communication channel to the second channel information.

In an embodiment, the first wireless transmission module 111 and the second wireless transmission module 121 are, for example, radio frequency communication modules, and the application is not limited thereto.

Further, please refer to FIG. 3, which is a schematic diagram of channel changes of the first communication channel and the second communication channel. In Figure 3, 310 is the first communication channel, 320 is the second communication channel, A is the channel represented by the first channel information, and B is the channel represented by the second channel information, the horizontal axis Represents changes in time. Therefore, it can be seen in FIG. 3 that the first communication channel 310 and the second communication channel 320 use different channels at the same time period, and the first communication channel 310 and the second communication channel 320 will perform channel communication at the same time. Switching to prevent the first communication channel 310 and the second communication channel 320 from using the same channel.

In one embodiment, the first channel information and the second channel information may be pre-stored channel information, and this application is not limited thereto.

The operation method of a wireless communication frequency hopping system can be summarized from the above-mentioned preferred embodiments and application methods of this application. As shown in FIG. 4, the operation method includes the following steps: Make a first electronic device 110 preset a first channel Information and a second channel information, and generate designated channel information including the first channel information and the second channel information, and use one of the first channel information and the second channel information as a first communication Channel (S410); Make a second electronic device 120 receive the designated channel information and use the other of the first channel information and the second channel information as a second communication channel according to the channel switching information (S420); The device 110 uses the first communication channel to execute a data transmission procedure with a first peripheral electronic device 210, so that the second electronic device 120 uses the second communication channel to execute data with a second peripheral electronic device 220 Transmission process (S430); and causing the first electronic device 110 to generate channel switching information when the data transmission process ends, and the channel switching information is used to enable the first communication channel and the second communication channel to be on the first channel Switch between information and the second channel information (S440), and return to step S430.

By limiting the channel to a limited number of channels, the first electronic device 110 and the second electronic device 120 can use frequency hopping technology to perform data transmission within a limited channel, so there is no need to occupy too many channels to perform data transmission program. In addition, since the first electronic device 110 can grasp the channel information used by the second electronic device 120 through the channel switching information, it can prevent the first electronic device 110 and the second electronic device 120 from being unwarned. By using the same channel, interference during communication can be avoided, thereby achieving the effect of reducing the waste of channel resources and improving the communication quality of the frequency hopping technology.

In summary, the present application enables the first electronic device and the second electronic device to perform the data transmission process within the limited first channel information and the second channel information, and the first electronic device and the second electronic device The electronic device synchronously switches between the first channel information and the second channel information to greatly reduce the channels used and avoid interference during communication, thereby reducing the waste of channel resources and improving the communication quality of frequency hopping technology effect.

100: host device

110: The first electronic device

120: second electronic device

210: The first peripheral electronic device

220: Second peripheral electronic device

Claims (8)

A wireless communication frequency hopping system, comprising: a first electronic device for executing a data transmission program with a first peripheral electronic device using a first communication channel, and the first electronic device is used to preset a first channel information And a second channel information, and generate designated channel information including the first channel information and the second channel information, and the first electronic device uses one of the first channel information and the second channel information as the A first communication channel, and a channel switching information is generated when the data transmission process ends; and a second electronic device, which uses a second communication channel to execute a data transmission process with a second peripheral electronic device, and communicates with the first The electronic device is electrically connected to receive the designated channel information and the channel switching information, and according to the channel switching information, the other of the first channel information and the second channel information is used as the second communication channel, and Switch the second communication channel according to the channel switching information. The wireless communication frequency hopping system according to claim 1, wherein the first electronic device includes: a first wireless transmission module; a first processor; and a first connection port electrically connected to the second electronic device Sexual connection, wherein the first processor is electrically connected to the first wireless transmission module and the first connection port, and the first processor is used to preset the first channel information and the second channel information, and generate The designated channel information enables the first connection port to transmit the designated channel information to the second electronic device, and the first processor causes the first wireless transmission module to use the first channel information and the second channel information One of them is used as the first communication channel, and the channel switching information is generated at the end of the data transmission process, so that the first connection port transmits the channel switching information to the second electronic device. The wireless communication frequency hopping system according to claim 2, wherein the second electronic device includes: a second wireless transmission module; a second processor; and a second connection port electrically connected to the first electronic device Sexual connection, wherein the second processor is used to receive the first channel information and the second channel information according to the designated channel information, and make the second wireless transmission module use the first channel information and the second channel information The other one is used as the second communication channel, and the second processor is used for switching the second communication channel according to the channel switching information. The wireless communication frequency hopping system according to claim 3, wherein the first wireless transmission module and the second wireless transmission module are a radio frequency communication module. The wireless communication frequency hopping system according to claim 1, wherein the first peripheral electronic device and the second peripheral electronic device are a transceiver. The wireless communication frequency hopping system according to claim 1, wherein the first electronic device and the second electronic device are configured in a host device, and the host device is a multimedia player host. The wireless communication frequency hopping system according to claim 1, wherein the first peripheral electronic device and the second peripheral electronic device are configured in the same slave device or in different slave devices. The wireless communication frequency hopping system according to claim 7, wherein the slave device is a speaker device or a radio device.

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