An information transmission method and system for team explanation system
An information transmission and team technology, applied in the field of team explanation system, can solve the problems of loud noise, high work intensity, and low sound quality of explanation, and achieve the effect of easy and comfortable use, stable and reliable performance, and light appearance
Active Publication Date: 2022-04-12
合肥市徽马信息科技有限公司
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[0003] Prior art CN202887665U discloses a non-interference wireless team explanation system, which is used to solve the problems that tour guides use traditional loudspeakers to explain the problems of low sound quality, loud sound noise, and high work intensity. The audio explanation information of a scenic spot, when the tour guide leads a tourist group to a scenic spot, the tour guide inputs the scenic spot selection signal, and the tour guide interpreter queries from the inside of the tour guide interpreter according to the scenic spot selection signal, and extracts the audio explanation information of the corresponding scenic spot, The extracted voice commentary information is modulated into an FM broadcast signal by the radio frequency modulation module, and then sent out by the radio frequency transmission module
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[0090] The specific embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings, but it should be understood that the protection scope of the present invention is not limited by the specific embodiments.
[0091] Unless expressly stated otherwise, throughout the specification and claims, the term "comprise" or variations thereof such as "includes" or "includes" and the like will be understood to include the stated elements or constituents, and not Other elements or other components are not excluded.
[0092] figure 1 It is a schematic structural diagram of a system according to an embodiment of the present invention. As shown in the figure, in the system of the present invention, the explainer terminal uploads the explaining information (that is, voice information) to the base station, and then the base station sends this part of explaining information to the explaining system server (the server can be provided by our c...
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The invention discloses an information transmission method for a team explaining system, comprising the following steps: the explainer terminal uploads explaining information to the explaining system server; the explaining system server sends the explaining information to the base station; in response to receiving the explaining information, The base station sends the system information to the receiving end terminal; in response to receiving the system information, the receiving end terminal sends a first random access preamble to the base station on the first frequency band with the first transmission power, and the receiving end terminal sends the first random access preamble with the first Transmit power and send a second random access preamble to the base station at the same time on the second frequency band; if the random access response sent by the base station is not received within a predetermined time, the receiving end terminal uses the second transmit power on the first frequency band The third random access preamble is resent to the base station, and the receiving end terminal resends the fourth random access preamble to the base station at the same time with the second transmission power on the second frequency band.
Description
technical field [0001] The invention relates to the technical field of team explanation systems, in particular to an information transmission method and system for team explanation systems. Background technique [0002] The wireless team commentary system is an electronic equipment specially designed for group tour guides. [0003] Prior art CN202887665U discloses a non-interference wireless team explanation system, which is used to solve the problems that tour guides use traditional loudspeakers to explain the problems of low sound quality, loud sound noise, and high work intensity. The audio explanation information of a scenic spot, when the tour guide leads a tourist group to a scenic spot, the tour guide inputs the scenic spot selection signal, and the tour guide interpreter queries from the inside of the tour guide interpreter according to the scenic spot selection signal, and extracts the audio explanation information of the corresponding scenic spot, The extracted vo...
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IPC IPC(8): H04W4/06H04W74/08H04W76/27H04W76/40
CPCH04W4/06H04W76/40H04W76/27H04W74/0833
Inventor 林辉
Owner 合肥市徽马信息科技有限公司
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