WO2020124852A1 - 一种局域微蜂窝信号覆盖微基站结构 - Google Patents

一种局域微蜂窝信号覆盖微基站结构 Download PDF

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Publication number
WO2020124852A1
WO2020124852A1 PCT/CN2019/080337 CN2019080337W WO2020124852A1 WO 2020124852 A1 WO2020124852 A1 WO 2020124852A1 CN 2019080337 W CN2019080337 W CN 2019080337W WO 2020124852 A1 WO2020124852 A1 WO 2020124852A1
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Prior art keywords
antenna
base station
module
housing
communication module
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PCT/CN2019/080337
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English (en)
French (fr)
Inventor
王运峰
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深圳市奥克多普科技有限公司
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Publication of WO2020124852A1 publication Critical patent/WO2020124852A1/zh

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices
    • H04W88/10—Access point devices adapted for operation in multiple networks, e.g. multi-mode access points

Definitions

  • the present invention relates to the field of communication technology, and in particular to a local micro-cell signal coverage micro-base station structure.
  • MiFi Mobile WIFI
  • Mobile WIFI Mobile WIFI
  • an object of the present invention is to provide a free handover to access different network frequency bands, which has good stability, simple structure, and is easy to carry.
  • the technical scheme adopted by the present invention is: a local microcellular signal covering micro base station structure, which includes a casing, a control circuit board arranged in the casing and an external antenna, and the external antenna can be folded and placed in the casing
  • the housing includes an upper housing and a lower housing that are matched and connected, the lower housing has a cavity for mounting the control circuit board, and the control circuit board is provided with a control circuit
  • the control circuit includes a main control module and a communication module for supporting access to different network frequency bands, the external antenna is electrically connected to the communication module, and the main control module is electrically connected to the communication module.
  • the main control module is used to control the access to different network frequency bands.
  • the communication module includes a WiFi module, an RDA communication module, and a McWiLL communication module.
  • the external antenna is electrically connected to the McWiLL communication module.
  • the micro base station structure further includes a first built-in antenna, a second built-in antenna, and a third built-in antenna.
  • the first built-in antenna is electrically connected to the main control module, and the second built-in antenna
  • the antenna is electrically connected to the WiFi module, and the third built-in antenna is electrically connected to the RDA communication module.
  • the first internal antenna, the second internal antenna, and the third internal antenna are all FPC antennas, and the external antenna is an SMA antenna.
  • a groove for accommodating the external antenna is provided on the first side of the lower housing, and the external antenna can be folded into the groove.
  • the second side of the lower case is provided with a SIM card slot, a USB interface, a switch button, a reset button, and a DC charging interface.
  • an indicator light is provided on the third side of the lower housing.
  • control circuit further includes a power supply module, and the power supply module is connected to the main control module.
  • a local micro cellular signal covering micro base station structure The external antenna can be folded and placed on one side of the housing.
  • the structure is simple and easy to carry.
  • the main control module is connected to the communication module.
  • the main control module controls the access to different networks.
  • the frequency band overcomes the problem that the wireless router and MIFI in the prior art are restricted by the access network and cannot switch the network freely, reduces the impact of the access network on user data transmission, and has better stability.
  • FIG. 1 is a schematic diagram of the front structure of a micro base station covered by a local micro cell signal according to the present invention
  • FIG. 2 is a schematic diagram of the back structure of a micro base station covered by a local micro cell signal according to the present invention
  • FIG. 3 is an exploded schematic view of the upper shell and the lower shell of the micro base station structure covered by the local micro cell signal of the present invention
  • FIG. 4 is a schematic diagram of the connection structure of the control circuit board and antenna of the micro base station structure covered by the local micro cell signal of the present invention
  • FIG. 5 is a block diagram of a structure control circuit of a micro base station covered by a local micro cell signal according to the present invention
  • FIG. 6 is a schematic diagram of a control circuit of a micro base station structure covered by a local micro cell signal according to the present invention.
  • FIG. 1 is a schematic diagram of the front structure of a micro base station covered by a local microcellular signal according to the present invention
  • FIG. 2 is a schematic diagram of the back structure of a micro base station covered by a local microcell signal according to the present invention
  • the housing has a rectangular parallelepiped flat design and a small volume.
  • the housing includes a matching upper housing 1 and a lower housing 2.
  • the lower housing 2 has a cavity for installing the control circuit board 4, and the control circuit board 4 There is a control circuit on it.
  • the first side of the lower housing 2 is provided with a groove 201 for accommodating the external antenna 3.
  • the external antenna 3 can be folded and placed in the groove 201, which reduces the volume of the micro base station and is convenient for users to carry.
  • the second side of the lower housing 2 is provided with a SIM card slot 202, a USB interface 203, a switch button 204, a reset button 205, and a DC charging interface 206.
  • the SIM card slot 202 is used to insert a first SIM card.
  • the external power supply can provide working power for the control circuit through the DC charging interface 206.
  • the third side of the lower casing 2 is provided with indicator lights, including a power indicator 207, a network mode indicator 208, and a network status indicator 209, wherein the power indicator 207 is used to indicate whether the power is on, and the network mode indicator 208 It is used to indicate the selection of different network modes, and the network status indicator is used to indicate the current network strength.
  • indicator lights including a power indicator 207, a network mode indicator 208, and a network status indicator 209, wherein the power indicator 207 is used to indicate whether the power is on, and the network mode indicator 208 It is used to indicate the selection of different network modes, and the network status indicator is used to indicate the current network strength.
  • the upper housing 1 and the lower housing 2 are matched and connected.
  • the inner bottom edge of the upper housing 1 is provided with a plurality of jacks 110
  • the top edge of the lower housing 2 is provided with a corresponding number of cards
  • the buckle 210 when the upper housing 1 and the lower housing 2 are matched and installed, the buckle 210 is matched and connected to the jack 110 to fix the upper housing 1 and the lower housing 2 together.
  • the control circuit board 4 is a schematic diagram of the connection structure of the control circuit board and the antenna of the micro base station structure of the local micro cellular signal coverage of the present invention.
  • the control circuit board 4 includes a main board 41, an interface board 42 and a 02C module board 43, wherein The SIM card slot 202 and the USB interface 203 are provided on the main board 41, the switch button 204, the reset button 205 and the DC charging interface 206 are provided on the interface board 42, and the 02C module board 42 is provided with an RDA communication module.
  • control circuit 5 is a block diagram of a control circuit of a micro base station structure covered by a local micro cell signal according to the present invention.
  • the control circuit includes a main control module and a communication module for accessing different network frequency bands.
  • the main control module and the communication module are electrically connected. Sexual connection, the main control module is used to control the selection of access to different network frequency bands.
  • the communication module includes a WiFi module, an RDA communication module, and a McWiLL communication module, wherein the external antenna 3 is electrically connected to the McWiLL communication module.
  • the main control module, McWiLL communication module, and WiFi module are set on the main board 41, and the RDA communication module is set on the 02C module small board 43.
  • the micro base station structure further includes a first built-in antenna, a second built-in antenna, and a third built-in antenna.
  • the first built-in antenna is electrically connected to the main control module, and the second built-in antenna is electrically connected to the WiFi module.
  • the third internal antenna is electrically connected to the RDA communication module.
  • the first internal antenna, the second internal antenna, and the third internal antenna are all FPC antennas, and the external antenna is an SMA antenna.
  • control circuit further includes an interface module.
  • the interface module is provided on the interface board 42.
  • the interface module includes a switch button 204, a reset button 205 and a DC charging interface 206.
  • the control circuit selects three network data access modes through the main control module.
  • the main control module is connected to the first SIM card for data access through the interface module, and the control option supports 2G/3G/4G network access; the main control module is connected to the McWiLL communication module, and the control option supports 1785-1805MHz narrow-band 3G/4G network access
  • the main control module connects to the RDA communication module to control and support GPRS network access.
  • the RDA communication module includes a second SIM card.
  • control circuit further includes a power module.
  • the power module is connected to the main control module.
  • the power module is used to provide working power to the main control module.
  • the power module can be charged through the USB interface 203.
  • the DC charging interface 206 is connected to the control circuit through the external power supply to provide working power, and when no external power supply is connected, the control circuit is provided with working power through the power supply module.
  • the main control module is also connected to the indicator lamp to control the indicator lamp to turn on and off.
  • the main control module includes a main control chip U1, the main control chip U1 adopts an MSM8905 chip, and the RDA communication module includes an RF chip U2 And the power amplifier chip U3, the radio frequency chip U2 uses the RDA88X9CL chip and the power amplifier chip U3 uses the RDA6625e chip, the WiFi module includes the WiFi chip U4, and the WiFi chip U4 uses the WCN3610 chip.
  • the main control chip U1 is connected to the first internal antenna L1, and the first internal antenna L1 is an FPC antenna.
  • the main control chip U1 is connected to the first SIM card to realize support for 2G/3G/4G network access.
  • the main control chip U1 is connected to the first MOS transistor MOS1 and the radio frequency chip U2 through the MSM_GPIO port, and the radio frequency chip U2, the radio frequency chip U2 and the power amplifier chip are controlled to be turned on and off by controlling the on and off of the first MOS transistor MOS1 U3 is connected, and the power amplifier chip U3 is connected to the second internal antenna L2, and the second internal antenna L2 is an FPC antenna.
  • the radio frequency chip U2 is connected to the second SIM card, and the main control module U1 also implements data transmission with the radio frequency chip U2 through the UART interface and the I/O interface, and realizes the selective support of GPRS network access.
  • the main control chip U1 is connected to the McWiLL communication module through the I2S/SPI/GPIO interface.
  • the McWiLL communication module uses the XWBP02C chip, and the main control chip U1 is connected to the McWiLL communication module to control the support of 1785-1805MHz narrow-band 3G/4G Network access.
  • the main control chip U1 is also connected to a WiFi module U4.
  • the WiFi module U4 uses a WCN3610 chip, the WiFi module U4 is connected to a third built-in antenna L3, and the third built-in antenna L3 is an FPC antenna.
  • the external power supply when an external power supply is connected, the external power supply provides working power to the main control chip U1 through the DCDCs interface, and when no external power supply is connected, the power supply module is charged through the USB interface, and the power module provides the main control chip Working power.
  • a local micro cellular signal covering micro base station structure The external antenna can be folded and placed on one side of the housing.
  • the structure is simple and easy to carry.
  • the main control module is connected to the communication module.
  • the main control module controls the access to different networks.
  • the frequency band overcomes the problem that the wireless router and MIFI in the prior art are restricted by the access network and cannot switch the network freely, reduces the impact of the access network on user data transmission, and has better stability.

Abstract

本发明公开了一种局域微蜂窝信号覆盖微基站结构，包括壳体、设置于壳体内的控制电路板和外置天线，外置天线可折叠置于壳体的一侧，壳体包括匹配连接的上壳体和下壳体，下壳体内具有用于安装控制电路板的腔体，控制电路板上设置有控制电路，控制电路包括主控模块和用于支持接入不同网络频段的通讯模块，外置天线与通讯模块电性连接，主控模块与通讯模块电性连接，主控模块用于控制选择接入不同的网络频段。本发明涉及通信技术领域，一种局域微蜂窝信号覆盖微基站结构，外置天线可折叠置于壳体的一侧，结构简单，便于携带，通过主控模块控制选择接入不同的网络频段，降低接入网络对用户数据传输的影响，稳定性更好。

Description

一种局域微蜂窝信号覆盖微基站结构
技术领域
本发明涉及通信技术领域，尤其涉及一种局域微蜂窝信号覆盖微基站结构。
背景技术
MiFi（Mobile WIFI）是一个便携式宽带无线装置。
现有的路由器采用的是单芯片控制方案进行数据传输和数据分流，而MIFI则是接收无线网络GPRS/3G/4G数据流进行数据分流，两者功能相对单一。而且无线路由器和MIFI均受制于接入网络的限制，不能自由切换网络，导致对用户的数据传输直接受到接入网络的影响。
发明内容
本发明旨在至少在一定程度上解决相关技术中的技术问题之一。为此，本发明的一个目的是提供一种自由切换接入不同网络频段，稳定性好，且结构简单，便于携带。
本发明所采用的技术方案是：一种局域微蜂窝信号覆盖微基站结构，包括壳体、设置于壳体内的控制电路板和外置天线，所述外置天线可折叠置于所述壳体的一侧，所述壳体包括匹配连接的上壳体和下壳体，所述下壳体内具有用于安装所述控制电路板的腔体，所述控制电路板上设置有控制电路，所述控制电路包括主控模块和用于支持接入不同网络频段的通讯模块，所述外置天线与所述通讯模块电性连接，所述主控模块与所述通讯模块电性连接，所述主控模块用于控制选择接入不同的网络频段。
作为上述方案的进一步改进，所述通讯模块包括WiFi模块、RDA通讯模块、McWiLL通讯模块。
作为上述方案的进一步改进，所述外置天线与所述McWiLL通讯模块电性连接。
作为上述方案的进一步改进，所述微基站结构还包括第一内置天线、第二内置天线和第三内置天线，所述第一内置天线与所述主控模块电性连接，所述第二内置天线与所述WiFi模块电性连接，所述第三内置天线与所述RDA通讯模块电性连接。
作为上述方案的进一步改进，所述第一内置天线、所述第二内置天线和所述第三内置天线均为FPC天线，所述外置天线为SMA天线。
作为上述方案的进一步改进，所述下壳体的第一侧面设置有用于容纳所述外置天线的凹槽，所述外置天线可折叠置于所述凹槽内。
作为上述方案的进一步改进，所述下壳体的第二侧面设置有SIM卡槽、USB接口、开关按键、复位按键和DC充电接口。
作为上述方案的进一步改进，所述下壳体的第三侧面设置有指示灯。
作为上述方案的进一步改进，所述控制电路还包括电源模块，所述电源模块与所述主控模块连接。
本发明的有益效果是：
一种局域微蜂窝信号覆盖微基站结构，外置天线可折叠置于壳体的一侧，结构简单，便于携带，主控模块与通讯模块连接，通过主控模块控制选择接入不同的网络频段，克服现有技术中无线路由器和MIFI均受制于接入网络的限制而不能自由切换网络的问题，降低接入网络对用户数据传输的影响，稳定性更好。
附图说明
下面结合附图对本发明的具体实施方式作进一步说明：
图1是本发明局域微蜂窝信号覆盖微基站结构的正面结构示意图；
图2是本发明局域微蜂窝信号覆盖微基站结构的背面结构示意图；
图3是本发明局域微蜂窝信号覆盖微基站结构上壳体与下壳体分解结构示意图；
图4是本发明局域微蜂窝信号覆盖微基站结构控制电路板与天线连接结构示意图；
图5是本发明局域微蜂窝信号覆盖微基站结构控制电路框图；
图6是本发明局域微蜂窝信号覆盖微基站结构控制电路原理图。
具体实施方式
需要说明的是，在不冲突的情况下，本申请中的实施例及实施例中的特征可以相互组合。
图1是本发明局域微蜂窝信号覆盖微基站结构的正面结构示意图，图2是本发明局域微蜂窝信号覆盖微基站结构的背面结构示意图，图3是本发明局域微蜂窝信号覆盖微基站结构上壳体与下壳体分解结构示意图，结合图1、图2和图3，一种局域微蜂窝信号覆盖微基站结构，包括壳体、外置天线3和设置与壳体内的控制电路板4。其中，壳体呈长方体扁平设计，体积较小，壳体包括匹配连接的上壳体1和下壳体2，下壳体2内具有用于安装控制电路板4的腔体，控制电路板4上设置有控制电路。
本实施例中，下壳体2的第一侧面设置有用于容纳外置天线3的凹槽201，外置天线3可折叠置于凹槽201内，减小微基站的体积，方便用户携带。
本实施例中，下壳体2的第二侧面设置有SIM卡槽202、USB接口203、开关按键204、复位按键205和DC充电接口206。SIM卡槽202用于插入第一SIM卡。外部电源可通过DC充电接口206为控制电路提供工作电源。
下壳体2的第三侧面设置有指示灯，包括电源指示灯207、网络模式指示灯208和网络状态指示灯209，其中，电源指示灯207用于指示电源是否导通，网络模式指示灯208用于指示选择不同的网络模式，网络状态指示灯用于指示当前网络强度。
本实施例中，上壳体1与下壳体2匹配连接，具体的，上壳体1的内底部边缘设置有若干个插孔110，下壳体2内顶部边缘设置有对应的若干个卡扣210，当上壳体1与下壳体2匹配安装时，卡扣210与插孔110匹配连接，使上壳体1和下壳体2固定在一起。
图4是本发明局域微蜂窝信号覆盖微基站结构控制电路板与天线连接结构示意图，结合图1和图4，控制电路板4包括主板41、接口小板42和02C模块小板43，其中，SIM卡槽202、USB接口203设置在主板41上，开关按键204、复位按键205和DC充电接口206设置在接口小板42上，02C模块小板42上设置有RDA通讯模块。
图5是本发明局域微蜂窝信号覆盖微基站结构控制电路框图，结合图1至图5，控制电路包括主控模块和用于接入不同网络频段的通讯模块，主控模块与通讯模块电性连接，主控模块用于控制选择接入不同的网络频段。
本实施例中，通讯模块包括WiFi模块、RDA通讯模块、McWiLL通讯模块，其中，外置天线3与McWiLL通讯模块电性连接。其中，主控模块、McWiLL通讯模块、WiFi模块设置在主板41上，RDA通讯模块设置在02C模块小板43上。
本实施例中，微基站结构还包括第一内置天线、第二内置天线和第三内置天线，其中，第一内置天线与主控模块电性连接，第二内置天线与WiFi模块电性连接，第三内置天线与RDA通讯模块电性连接，本实施例中，第一内置天线、第二内置天线和第三内置天线均为FPC天线，外置天线为SMA天线。
本实施例中，控制电路还包括接口模块，接口模块设置在接口小板42上，接口模块包括开关按键204、复位按键205和DC充电接口206。
具体的，该控制电路通过主控模块选择三种网络数据接入模式。主控模块通过接口模块连接第一SIM卡数据接入，控制选择支持2G/3G/4G网络接入；主控模块通过连接McWiLL通讯模块，控制选择支持1785-1805MHz窄频3G/4G网络接入；主控模块通过连接RDA通讯模块，控制选择支持GPRS网络接入，本实施例中，RDA通讯模块包括第二SIM卡。当用户使用该装置的数据流量时，用户终端通过WiFi模块与该装置连接，实现装置与用户终端的数据传输。
本实施例中，该控制电路还包括电源模块，电源模块与主控模块连接，电源模块用于给主控模块提供工作电源；可通过USB接口203为电源模块充电。当有外部电源接入时，通过外部电源接入DC充电接口206给控制电路提供工作电源，当没有外部电源接入时，通过电源模块给控制电路提供工作电源。
本实施例中，主控模块还与指示灯连接，控制指示灯的亮灭。
图6是本发明局域微蜂窝信号覆盖微基站结构控制电路原理图，结合图5和图6，主控模块包括主控芯片U1，主控芯片U1采用MSM8905芯片、RDA通讯模块包括射频芯片U2和功放芯片U3，射频芯片U2采用RDA88X9CL芯片和功放芯片U3采用RDA6625e芯片，WiFi模块包括WiFi芯片U4，WiFi芯片U4采用WCN3610芯片。
本实施例中，主控芯片U1与第一内置天线L1连接，第一内置天线L1为FPC天线。主控芯片U1与第一SIM卡连接，实现支持2G/3G/4G网络接入。
本实施例中，主控芯片U1通过MSM_GPIO口连接第一MOS晶体管MOS1与射频芯片U2连接，通过控制第一MOS晶体管MOS1的通断进而控制开启与关闭连接射频芯片U2，射频芯片U2与功放芯片U3连接，功放芯片U3与第二内置天线L2连接，第二内置天线L2为FPC天线。射频芯片U2与第二SIM卡连接，主控模块U1还通过UART接口和I/O接口实现与射频芯片U2的数据传输，实现选择支持GPRS网络接入。
本实施例中，主控芯片U1通过I2S/SPI/GPIO接口与McWiLL通讯模块连接，McWiLL通讯模块采用XWBP02C芯片，主控芯片U1通过连接McWiLL通讯模块，控制选择支持1785-1805MHz窄频3G/4G网络接入。
本实施例中，主控芯片U1还与WiFi模块U4连接，WiFi模块U4采用WCN3610芯片，WiFi模块U4与第三内置天线L3连接，第三内置天线L3为FPC天线。
本实施例中，当有外部电源接入时，外部电源通过DCDCs接口给主控芯片U1提供工作电源，当没有外部电源接入时，通过USB接口给电源模块充电，电源模块给主控芯片提供工作电源。
一种局域微蜂窝信号覆盖微基站结构，外置天线可折叠置于壳体的一侧，结构简单，便于携带，主控模块与通讯模块连接，通过主控模块控制选择接入不同的网络频段，克服现有技术中无线路由器和MIFI均受制于接入网络的限制而不能自由切换网络的问题，降低接入网络对用户数据传输的影响，稳定性更好。
以上是对本发明的较佳实施进行了具体说明，但本发明创造并不限于所述实施例，熟悉本领域的技术人员在不违背本发明精神的前提下还可作出种种的等同变形或替换，这些等同的变形或替换均包含在本申请权利要求所限定的范围内。

Claims (9)

  1. 一种局域微蜂窝信号覆盖微基站结构，其特征在于，其包括壳体、设置于壳体内的控制电路板和外置天线，所述外置天线可折叠置于所述壳体的一侧，所述壳体包括匹配连接的上壳体和下壳体，所述下壳体内具有用于安装所述控制电路板的腔体，所述控制电路板上设置有控制电路，所述控制电路包括主控模块和用于支持接入不同网络频段的通讯模块，所述外置天线与所述通讯模块电性连接，所述主控模块与所述通讯模块电性连接，所述主控模块用于控制选择接入不同的网络频段。
  2. 根据权利要求1所述的一种局域微蜂窝信号覆盖微基站结构，其特征在于，所述通讯模块包括WiFi模块、RDA通讯模块、McWiLL通讯模块。
  3. 根据权利要求2所述的一种局域微蜂窝信号覆盖微基站结构，其特征在于，所述外置天线与所述McWiLL通讯模块电性连接。
  4. 根据权利要求2或3所述的一种局域微蜂窝信号覆盖微基站结构，其特征在于，所述微基站结构还包括第一内置天线、第二内置天线和第三内置天线，所述第一内置天线与所述主控模块电性连接，所述第二内置天线与所述WiFi模块电性连接，所述第三内置天线与所述RDA通讯模块电性连接。
  5. 根据权利要求4所述的一种局域微蜂窝信号覆盖微基站结构，其特征在于，所述第一内置天线、所述第二内置天线和所述第三内置天线均为FPC天线，所述外置天线为SMA天线。
  6. 根据权利要求1所述的一种局域微蜂窝信号覆盖微基站结构，其特征在于，所述下壳体的第一侧面设置有用于容纳所述外置天线的凹槽，所述外置天线可折叠置于所述凹槽内。
  7. 根据权利要求6所述的一种局域微蜂窝信号覆盖微基站结构，其特征在于，所述下壳体的第二侧面设置有SIM卡槽、USB接口、开关按键、复位按键和DC充电接口。
  8. 根据权利要求6所述的一种局域微蜂窝信号覆盖微基站结构，其特征在于，所述下壳体的第三侧面设置有指示灯。
  9. 根据权利要求1所述的一种局域微蜂窝信号覆盖微基站结构，其特征在于，所述控制电路还包括电源模块，所述电源模块与所述主控模块连接。
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