CN216721591U - Wireless communication module - Google Patents
Wireless communication module Download PDFInfo
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- CN216721591U CN216721591U CN202123443657.XU CN202123443657U CN216721591U CN 216721591 U CN216721591 U CN 216721591U CN 202123443657 U CN202123443657 U CN 202123443657U CN 216721591 U CN216721591 U CN 216721591U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The utility model discloses a wireless communication module, which comprises a power management chip, a processor, a positioning chip and an external interface, wherein the power management chip is connected with the processor; the positioning chip comprises a serial interface, a first power supply interface and a second power supply interface; the power supply management chip comprises a first power supply output interface and a second power supply output interface; the processor comprises a communication serial interface; the serial interface is communicated with the processor through a communication serial interface; the power supply management chip is electrically connected with the first power supply interface through the first power supply output interface; the power supply management chip is electrically connected with the second power supply interface through the second power supply output interface; the serial interface, the first power supply interface and the second power supply interface are electrically connected with an external micro control unit through an external interface. The wireless communication module is not required to be started in an application scene of positioning without connecting a wireless network, and the positioning chip can operate independently, so that the power consumption is saved; when the wireless communication module breaks down, the positioning chip can operate independently, and the stability of the positioning chip is improved.
Description
Technical Field
The present invention relates to wireless communication technologies, and in particular, to a wireless communication module.
Background
With the rapid development of the internet of things technology, in many application scenarios, a wireless network needs to be connected and positioned at the same time. To meet the aforementioned needs, in the prior art, the positioning chip is generally integrated inside the wireless communication module.
However, when the positioning chip is integrated inside the wireless communication module, the positioning chip can only operate after the wireless communication module is turned on, and also stops operating after the wireless communication module is turned off. In some application scenarios that only positioning is needed and wireless network connection is not needed, the positioning chip cannot operate alone, and the wireless communication module must be started, which increases power consumption, so that the positioning chip cannot be used in some application scenarios that can only satisfy low power consumption, such as battery-driven application scenarios. And after the wireless communication module breaks down, the positioning chip can also fail to work, which reduces the stability of the positioning chip.
SUMMERY OF THE UTILITY MODEL
The utility model provides a wireless communication module, aiming at overcoming the defect that a positioning chip cannot be separated from the wireless communication module to work independently in the prior art.
The utility model solves the technical problems through the following technical scheme:
the utility model provides a wireless communication module, which comprises a power management chip, a processor, a positioning chip and an external interface, wherein the power management chip is connected with the processor;
the positioning chip comprises a serial interface, a first power supply interface and a second power supply interface;
the power supply management chip comprises a first power supply output interface and a second power supply output interface;
the processor comprises a communication serial interface;
the serial interface is used for communicating with the processor through the communication serial interface;
the power supply management chip is used for being electrically connected with the first power supply interface through the first power supply output interface;
the power supply management chip is also used for being electrically connected with the second power supply interface through the second power supply output interface;
the external interface is used as a transfer interface for electrically connecting the serial interface, the first power supply interface and the second power supply interface with an external micro control unit.
Preferably, the wireless communication module further includes: radio frequency module, shield cover, memory chip.
Preferably, the power management chip is adjacent to the positioning chip;
the processor is adjacent to the power management chip;
the memory chip is adjacent to the processor;
the storage chip, the processor, the power management chip and the positioning chip are isolated from the radio frequency module through the shielding case.
Preferably, the processor further includes a USIM interface (Universal Subscriber Identity Module), a high-speed peripheral interface, a low-speed peripheral interface, a general input/output interface, a control interface, an audio codec, a modem, an application processor subsystem, a processor core, a power supply clock unit, and a built-in pseudo static random access memory.
Preferably, the radio frequency module includes a low noise amplifier, a low pass filter, a radio frequency switch, a duplexer, a TX unit (Transport), a radio frequency power amplifier unit, and a main antenna.
Preferably, the power management chip further includes a reset interface, a switch interface, a battery power supply interface, and a clock interface.
Preferably, the positioning chip further comprises a positioning antenna.
Preferably, the modem comprises a digital signal processor, modem hardware, a digital front end.
Preferably, the processor is electrically connected to the power management chip.
Preferably, the processor is in communication connection with the radio frequency module.
The positive progress effects of the utility model are as follows: the serial interface, the first power supply interface and the second power supply interface of the positioning chip can be electrically connected with an external micro control unit through the external interface of the wireless communication module, and the positioning chip can operate independently without starting the wireless communication module under the application scene that only positioning is needed without connecting a wireless network, so that the power consumption is saved; when the wireless communication module breaks down, the positioning chip can operate independently, and the stability of the positioning chip is improved.
Drawings
Fig. 1 is a schematic block diagram of a wireless communication module according to an exemplary embodiment of the present invention.
Fig. 2 is a layout structure diagram of a wireless communication module according to an exemplary embodiment of the present invention.
Detailed Description
The utility model is further illustrated by the following examples, which are not intended to limit the scope of the utility model.
As shown in fig. 1-2, the present embodiment provides a wireless communication module, and specifically, referring to fig. 1, fig. 1 is a schematic block diagram of the wireless communication module according to an exemplary embodiment of the present invention, and as shown in fig. 1, the wireless communication module includes a power management chip 1, a memory chip and processor module 2, a positioning chip 3, a radio frequency module 5, and an external interface 6.
The positioning chip 3 comprises a serial interface, a first power supply interface and a second power supply interface.
The power management chip 1 comprises a first power output interface and a second power output interface.
The processor includes a communications serial interface.
The serial interface is used for communicating with the processor through the communication serial interface.
The power management chip 1 is used for being electrically connected with the first power supply interface through the first power output interface.
Specifically, the power management chip 1 is configured to electrically connect to the first power supply interface through the first power output interface to supply power to the positioning chip 3.
The power management chip 1 is further configured to be electrically connected to the second power supply interface through the second power output interface.
Specifically, the power management chip 1 is configured to electrically connect to the second power supply interface through the second power output interface to supply power to the positioning chip 3.
The external interface 6 is used as a transfer interface for electrically connecting the serial interface, the first power supply interface and the second power supply interface with an external micro control unit.
Specifically, the external micro control unit is electrically connected with the serial interface, the first power supply interface and the second power supply interface through the external interface 6 to supply power to the positioning chip 3.
When the wireless communication module needs to control the positioning chip 3, the serial interface is electrically connected with the communication serial interface, the first power output interface is electrically connected with the first power supply interface, and the second power output interface is electrically connected with the second power supply interface; when the positioning chip 3 needs to work independently, the serial interface, the first power supply interface and the second power supply interface are electrically connected with an external micro control unit through the external interface 6.
The storage chip and processor module 2 comprises a processor and a storage chip.
The processor also comprises a USIM interface, a high-speed peripheral interface, a low-speed peripheral interface, a universal input/output interface, a control interface, an audio codec, a modem, an application processor subsystem, a processor core, a power supply clock unit and a built-in pseudo-static random access memory.
Specifically, in this embodiment, the normal voltage value of the power supply of the USIM interface is 3V or 1.8V.
The USIM interface comprises a USIM card interface.
The high-speed peripheral Interface includes a USB2.0 Interface (Universal Serial Bus), an MIPI CSI Interface (Mobile Industry Processor Camera Serial Interface, an Interface standard), an extended SD Interface (Secure Digital card), and an SDIO Interface (Secure Digital Input and Output).
The low-speed peripheral interface comprises 2 first I2C interfaces (a serial interface), the communication serial interface and a debugging serial interface.
The general input/output Interface comprises a camera SPI Interface (Serial Peripheral Interface), a screen SPI Interface, a keyboard Interface and an input/output Interface, and the camera SPI Interface and the screen SPI Interface are parallel interfaces.
The control interface comprises a network lamp interface and a state lamp interface.
The audio codec comprises a microphone interface and an earphone interface.
The processor also comprises a 26Mhz clock interface and a grounding interface.
The application processor subsystem is the Cotex-R5 application processor subsystem (Cotex-R5 is a processor name).
The processor core is RPMh Cotex-M3 (a processor core name).
The capacity of the built-in pseudo static random access memory is 128 MB.
The built-in pseudo-static Random Access Memory comprises a Random Access Memory (RAM) and a Read-Only Memory (ROM).
The modem comprises a digital signal processor, modem hardware, a digital front end and a 26Mhz temperature compensation voltage controlled crystal oscillator.
The capacity of the memory chip is 128 MB.
The memory chip is electrically connected with the processor through a Queued Serial Peripheral Interface (QSPI Interface).
The power management chip 1 further comprises a reset interface, a switch interface, a first battery power supply interface, a 32Khz clock interface and a 32Khz crystal oscillator.
The power management chip 1 is electrically connected with the processor through a power supply interface, a real-time clock 32Khz interface and a second I2C interface.
The radio frequency module 5 comprises a low noise amplifier, a low pass filter, a radio frequency switch, a duplexer, a TX unit, a radio frequency power amplifier unit and a main antenna.
The radio frequency module 5 further comprises a second power supply interface, a third power supply interface and a fourth power supply interface.
The radio frequency module 5 is electrically connected to the Processor through a Front-End Control Interface Mobile Industry Processor Interface (a protocol), a GRFC Interface (general RF Controls), and a first transmitting/receiving Interface.
And the inside of the radio frequency module 5 is communicated through a second sending and receiving interface and a sending interface.
The positioning chip 3 further comprises a positioning antenna.
The positioning chip 3 further comprises a clock and a register inside, and the second power supply interface is used for supplying power to the clock and the register.
The positioning chip 3 further includes an IO interface (Input Output ), and the first power supply interface is configured to supply power to the IO interface.
The memory chip and the processor may be combined into a memory chip and processor module 2.
As shown in fig. 2, in the present embodiment, the power management chip 1 is adjacent to the positioning chip 3.
The memory chip and the processor are combined into the memory chip and processor module 2.
The memory chip and processor module 2 is adjacent to the power management chip 1.
The storage chip is isolated from the processor module 2, the power management chip 1 and the positioning chip 3 through the shielding case 4 and the radio frequency module 5.
In the wireless communication module, a serial interface, a first power supply interface and a second power supply interface of a positioning chip can be electrically connected with an external micro control unit through an external interface of the wireless communication module, and the positioning chip can operate independently without starting the wireless communication module in an application scene that only positioning is needed without connecting a wireless network, so that power consumption is saved; when the wireless communication module breaks down, the positioning chip can operate independently, so that the stability of the positioning chip is improved; the storage chip and the processor are adjacent and combined into a storage chip and a processor module, so that the signal integrity is improved; the power management chip and the storage chip are adjacent to the processor module and the positioning chip, so that large-area power supply wiring is saved; the storage chip and the processor module are adjacent to the Power management chip, so that the voltage drop and the reduction of a PDN (Power Delivery Network) device are facilitated.
While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the utility model is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the utility model, and these changes and modifications are within the scope of the utility model.
Claims (10)
1. A wireless communication module is characterized by comprising a power management chip, a processor, a positioning chip and an external interface;
the positioning chip comprises a serial interface, a first power supply interface and a second power supply interface;
the power supply management chip comprises a first power supply output interface and a second power supply output interface;
the processor comprises a communication serial interface;
the serial interface is used for communicating with the processor through the communication serial interface;
the power supply management chip is used for being electrically connected with the first power supply interface through the first power supply output interface;
the power supply management chip is also used for being electrically connected with the second power supply interface through the second power supply output interface;
the external interface is used as a transfer interface for electrically connecting the serial interface, the first power supply interface and the second power supply interface with an external micro control unit.
2. The wireless communication module of claim 1, wherein the wireless communication module further comprises: radio frequency module, shield cover, memory chip.
3. The wireless communication module of claim 2, wherein the power management chip is adjacent to the positioning chip;
the processor is adjacent to the power management chip;
the memory chip is adjacent to the processor;
the storage chip, the processor, the power management chip and the positioning chip are isolated from the radio frequency module through the shielding case.
4. The wireless communication module of claim 1, wherein the processor further comprises a USIM interface, a high speed peripheral interface, a low speed peripheral interface, a universal input output interface, a control interface, an audio codec, a modem, an application processor subsystem, a processor core, a power supply clock unit, and a built-in pseudo-static random access memory.
5. The wireless communication module of claim 2, wherein the rf module comprises a low noise amplifier, a low pass filter, an rf switch, a duplexer, a TX unit, an rf power amplifier unit, and a main antenna.
6. The wireless communication module of claim 1, wherein the power management chip further comprises a reset interface, a switch interface, a battery power interface, a clock interface.
7. The wireless communication module of claim 1, wherein the positioning chip further comprises a positioning antenna.
8. The wireless communication module of claim 4, wherein the modem comprises a digital signal processor, modem hardware, a digital front end.
9. The wireless communication module of claim 1, wherein the processor is electrically connected with the power management chip.
10. The wireless communication module of claim 2, wherein the processor is communicatively coupled to the radio frequency module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123443657.XU CN216721591U (en) | 2021-12-29 | 2021-12-29 | Wireless communication module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123443657.XU CN216721591U (en) | 2021-12-29 | 2021-12-29 | Wireless communication module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216721591U true CN216721591U (en) | 2022-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123443657.XU Active CN216721591U (en) | 2021-12-29 | 2021-12-29 | Wireless communication module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216721591U (en) |
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2021
- 2021-12-29 CN CN202123443657.XU patent/CN216721591U/en active Active
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