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CN-224205083-U - CPE module

CN224205083UCN 224205083 UCN224205083 UCN 224205083UCN-224205083-U

Abstract

The utility model discloses a CPE module, which comprises a Redcap module, a SIM card holder, a PHY module, a wireless communication module and a serial port module, wherein the SIM card holder, the PHY module, the wireless communication module and the serial port module are respectively connected with the Redcap module, the SIM card holder is used for installing and connecting a SIM card, an RGMII interface is arranged in the PHY module, the wireless communication module is used for transmitting wireless signals to the Redcap module, the RGMII interface is used for Ethernet communication, and the serial port module comprises at least one RS485 interface and one RS232 interface and is used for level conversion and communication with external industrial equipment. The utility model can meet the requirement of multi-user access and simplify the operation of replacing the SIM card, and the SIM card seat is arranged to install and connect the SIM card, and the PHY module, the wireless communication module and the serial port module are used for multi-user access and communication.

Inventors

  • WANG QINGHUA
  • FENG YINGLIN
  • ZHANG KE
  • DONG ZHENCHAO
  • DUAN QING

Assignees

  • 北京神州数码云计算有限公司

Dates

Publication Date
20260505
Application Date
20250331

Claims (10)

  1. 1. The CPE module is characterized by comprising a Redcap module, and a SIM card seat, a PHY module, a wireless communication module and a serial port module which are respectively connected with the Redcap module, wherein the SIM card seat is used for installing and connecting a SIM card, an RGMII interface is arranged in the PHY module, the wireless communication module is used for transmitting wireless signals to the Redcap module, the RGMII interface is used for Ethernet communication, and the serial port module comprises at least one RS485 interface and one RS232 interface and is used for level conversion and communication with external industrial equipment.
  2. 2. The CPE module of claim 1 further comprising an antenna interface, a first filter circuit, an antenna connected in sequence, the antenna interface being connected to the Redcap module, the first filter circuit being configured to effect signal transmission and frequency tuning of the antenna.
  3. 3. The CPE module of claim 2 wherein the first filter circuit is provided with a first inductor, a second inductor, a first capacitor, a second capacitor, and a third capacitor, the first inductor, the first capacitor, and the second capacitor are connected in parallel, the first capacitor, the second inductor, and the second capacitor form a PI-type circuit, one end of the second inductor is connected to the antenna interface, the other end of the second inductor is connected to one end of the third capacitor, and the other end of the third capacitor is connected to the antenna.
  4. 4. The CPE module of claim 1 wherein the Redcap module is further provided with a module interface, the module interface being provided with a signal lamp, a first transistor, a second transistor, a third transistor, the first transistor, the second transistor, the third transistor being respectively connected to the signal lamp.
  5. 5. The CPE module of claim 1 further comprising a power management module, a buck-dc regulation module, the power management module being connected to the Redcap module, an input of the buck-dc regulation module being connected to an output of the power management module, the power management module being configured to regulate an output voltage of the buck-dc regulation module via a control signal.
  6. 6. The CPE module of claim 5 wherein the buck-dc regulation module includes a buck-dc regulation chip, a third inductor, a fourth capacitor, and a fifth capacitor, one end of the third inductor being connected to the buck-dc regulation chip, the other end of the third inductor being connected to the fourth capacitor and the fifth capacitor, respectively, the fourth capacitor and the fifth capacitor being connected in parallel.
  7. 7. The CPE module of claim 1 wherein a SIM interface is provided on the Redcap module, the SIM interface being connected to the SIM card holder.
  8. 8. The CPE module of claim 7 wherein the SIM interface is connected with a plurality of clamping diodes, a second filter circuit, an input of the SIM interface being connected with an input of the second filter circuit, the second filter circuit being connected with the clamping diodes.
  9. 9. The CPE module of claim 1 further comprising a bi-directional voltage level conversion module coupled to the Redcap module and the serial port module, respectively.
  10. 10. The CPE module of claim 9 wherein the bi-directional voltage level conversion module comprises a bi-directional voltage level conversion chip, an LED lamp group connected in sequence, the bi-directional voltage level conversion chip being connected to the Redcap module; The bidirectional voltage level conversion chip is used for converting a first voltage level signal output by the Redcap module into a second voltage level signal or converting a second voltage level signal input from the outside into a first voltage level signal and transmitting the first voltage level signal to the Redcap module; The LED lamp group is used for indicating the working state of the bidirectional voltage level conversion chip.

Description

CPE module Technical Field The utility model relates to the technical field of wireless communication, in particular to a CPE module. Background With the increasing subdivision of application scenarios, the requirements on mobility, long distance and easy deployment characteristics of the 5G (5 th Generation Mobile Communication Technology, fifth generation mobile communication technology) terminal are higher and higher, and especially in application scenarios such as ship access, traffic access and the like, the characteristics of the 5G terminal are more and more important. These scenarios require that 5G terminals are under thin coverage, which satisfies both long-range access and fast movement, and also requires convenient multi-user fast access. In addition, CPE (Customer premises equipment, customer premise equipment) devices in the existing mobile communication scenario have the problem that multi-user access cannot be satisfied and SIM (Subscriber Identity Module ) card replacement operation is inconvenient. Disclosure of utility model The utility model mainly aims to provide a CPE module, which aims to solve the problems that CPE equipment in the existing mobile communication scene cannot meet the requirement of multi-user access and the operation of replacing a SIM card is inconvenient. In order to achieve the above objective, the CPE module provided by the present utility model includes Redcap modules, and a SIM card holder, a PHY module, a wireless communication module, and a serial port module, which are respectively connected with the Redcap modules, where the SIM card holder is used for installing and connecting a SIM card, the PHY module is provided with an RGMII interface, the wireless communication module is used for transmitting wireless signals to the Redcap modules, the RGMII interface is used for ethernet communication, and the serial port module includes at least one RS485 interface and one RS232 interface, and is used for level conversion and communication with external industrial equipment. In an embodiment, the CPE module further includes an antenna interface, a first filter circuit, and an antenna that are sequentially connected, where the antenna interface is connected to the Redcap module, and the first filter circuit is used to implement signal transmission and frequency tuning of the antenna. In an embodiment, the first filter circuit is provided with a first inductor, a second inductor, a first capacitor, a second capacitor and a third capacitor, the first inductor, the first capacitor and the second capacitor are connected in parallel, the first capacitor, the second inductor and the second capacitor form a PI-type circuit, one end of the second inductor is connected with the antenna interface, the other end of the second inductor is connected with one end of the third capacitor, and the other end of the third capacitor is connected with the antenna. In an embodiment, the Redcap module is further provided with a module interface, the module interface is provided with a signal lamp, a first transistor, a second transistor and a third transistor, and the first transistor, the second transistor and the third transistor are respectively connected with the signal lamp. In an embodiment, the CPE module further includes a power management module and a buck-dc regulation module, where the power management module is connected to the Redcap module, an input end of the buck-dc regulation module is connected to an output end of the power management module, and the power management module is configured to regulate an output voltage of the buck-dc module through a control signal. In an embodiment, the buck-dc regulation module includes a buck-dc regulation chip, a third inductor, a fourth capacitor and a fifth capacitor, wherein one end of the third inductor is connected with the buck-dc regulation chip, the other end of the third inductor is connected with the fourth capacitor and the fifth capacitor respectively, and the fourth capacitor and the fifth capacitor are connected in parallel. In an embodiment, the Redcap module is provided with a SIM interface, and the SIM interface is connected with the SIM card holder. In an embodiment, the SIM interface is connected with a plurality of clamping diodes and a second filter circuit, an input end of the SIM interface is connected with an input end of the second filter circuit, and the second filter circuit is connected with the clamping diodes. In an embodiment, the CPE module further includes a bidirectional voltage level conversion module, and the bidirectional voltage level conversion module is connected to the Redcap module and the serial port module respectively. In an embodiment, the bidirectional voltage level conversion module comprises a bidirectional voltage level conversion chip and an LED lamp set which are sequentially connected, and the bidirectional voltage level conversion chip is connected with the Redcap module; The bidirect