Visible light both-way communication system
A visible light communication and two-way communication technology, applied in the field of two-way communication system, can solve the problems of inconvenient use and achieve the effect of ensuring privacy and security, convenient use and low cost
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[0049] Example 1
[0050] Such as figure 1 As shown, this embodiment discloses a visible light two-way communication system, which mainly includes: an LED light source device with visible light two-way communication function and a visible light communication Internet device. The above-mentioned visible light communication Internet device can be connected to a mobile terminal. It can be a computer, a smart phone, a tablet, and other commonly used mobile terminals. The above-mentioned visible light communication Internet access device is provided with at least one component connected to a mobile terminal interface. The above-mentioned mobile terminal interface includes: USB interface, PCI interface, LPT interface, PCMCIA interface, IEEE1394 interface, miniUSB interface, microUSB interface.
[0051] Specifically, the above-mentioned LED light source device includes: a power supply module, a power carrier module, an Ethernet speed conversion module, an upload signal receiving modulatio...
Example Embodiment
[0066] Example 2
[0067] Embodiment 2 is based on the technical solution disclosed in Embodiment 1. The LED light source device is an LED lamp as an example, the mobile terminal is an example of a computer, and the non-visible light detector is an infrared light detector as an example in this embodiment.
[0068] The visible light bidirectional communication system in this embodiment, such as Figure 2~Figure 8 As shown, it includes an Internet access lamp part 1, a visible light Internet access device 2, and a power carrier device 3. The power carrier device 3 modulates and demodulates the network signal on the power line by being connected to the network cable 4.
[0069] The visible light Internet access device 2 includes: a lens 21 for increasing the receiving intensity of light signals; an LED 22 for generating LED light signals; a plastic casing 23 for packaging; and an internal control circuit 6.
[0070] In this embodiment, the aforementioned lens 21 is a convex lens.
[0071]...
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