WO2019042344A1

WO2019042344A1 - Method for rewriting meid number of encrypted cell phone, storage medium and cell phone

Info

Publication number: WO2019042344A1
Application number: PCT/CN2018/103167
Authority: WO
Inventors: 汪犟
Original assignee: 捷开通讯(深圳)有限公司
Priority date: 2017-08-30
Filing date: 2018-08-30
Publication date: 2019-03-07
Also published as: CN107506665A

Abstract

Disclosed are a method for rewriting an MEID number of an encrypted cell phone, a storage medium and a cell phone. The method comprises the steps of: erasing an MEID number in a cell phone to be "00000000000000" by a Meta tool, selecting a MODEM 3 mode in the Meta tool to download a new MEID number, and scanning the newly downloaded MEID number, to realise the rewriting of the MEID number of the encrypted cell phone. The present invention means that, when rewriting an MEID number of an E-fuse encrypted cell phone, there is no need to replace a CPU and a Flash chip at the same time, greatly saving on repair costs and greatly improving the efficiency of MEID number rewriting.

Description

Method for rewriting encrypted MEID number of mobile phone, storage medium and mobile phone

Technical field

The present invention relates to the field of MEID number rewriting, and in particular, to a method, a storage medium and a mobile phone for rewriting an encrypted mobile phone MEID number.

Background technique

With the rapid development of science and technology and the improvement of user safety awareness, more and more smartphones will be E-fuse encrypted when the products are shipped. At present, the tools for writing MEID numbers in the shipping versions of various manufacturers cannot be used. Rewrite the MEID number of the defective packaging product or the after-sales rework machine. For bad products, the existing technology needs to be replaced together with the CPU and the Flash chip. Since the machine power supply, the CPU and the Flash chip are all treated with the underfill glue, the PCB motherboard and the mobile phone casing and the TP/LCD are also caused during the IC replacement process. The scrapping of components brings a waste of cost to the company.

Therefore, the prior art has yet to be improved and developed.

Summary of the invention

In view of the above-mentioned deficiencies of the prior art, the present invention aims to provide a method for rewriting an encrypted mobile phone MEID number, a storage medium, and a mobile phone, and aims to solve the problem of rewriting the MEID number of a bad mobile phone in the prior art together with the CPU and the Flash. Replace it, causing a huge waste of costs.

The technical solution of the present invention is as follows:

A method for rewriting an encrypted mobile phone MEID number based on a Meta tool, comprising the steps of:

Use the Meta tool to empty the MEID number in the mobile phone to “00000000000000”, including: clearing the IMEI number and customized data in the mobile phone through the Meta tool to restore the mobile phone to the normal factory test mode state;

Select the MODEM3 mode in the Meta tool to download a new MEID number, and scan the newly downloaded MEID number to implement the rewriting of the encrypted mobile phone MEID number;

Unplug the data cable to disconnect the mobile phone from the Meta tool. Enter the *#06# command in the phone to query the new MEID number.

The step of using the Meta tool to clear the IMEI number and the customized data in the mobile phone to restore the mobile phone to the normal factory test mode state, and then includes:

Perform normal RMA repair on the mobile phone.

The step of selecting the MODEM3 mode in the Meta tool to download a new MEID number, and scanning the newly downloaded MEID number to implement the rewriting of the encrypted mobile phone MEID number, specifically includes:

Open the Meta tool and select the X1 PLUS model. Click the button to connect to the phone.

The mobile phone connects to the Meta tool through a data line in a shutdown state, and selects a MODEM3 mode to download a new MEID number;

The scanning mobile phone writes the new MEID number into the mobile phone to implement rewriting of the encrypted mobile phone MEID number.

A storage medium in which a plurality of instructions are stored, the instructions being adapted to be loaded and executed by a processor:

Use the Meta tool to empty the MEID number in the phone to "00000000000000";

Select the MODEM3 mode in the Meta tool to download the new MEID number, and scan the newly downloaded MEID number to implement the rewriting of the encrypted mobile phone MEID number.

The step of erasing the MEID number in the mobile phone to “00000000000000” through the Meta tool, further includes:

Use the Meta tool to clear the IMEI number and customized data in the phone to restore the phone to the normal factory test mode.

Perform normal RMA repair on the mobile phone.

The step of selecting the MODEM3 mode in the Meta tool to download a new MEID number, and scanning the newly downloaded MEID number to implement rewriting of the encrypted mobile phone MEID number, and then including:

A mobile phone, comprising a processor adapted to implement instructions; and a memory adapted to store a plurality of instructions adapted to be loaded by the processor and to perform a method step of rewriting the encrypted handset MEID number based on the Meta tool;

The method for rewriting the encrypted mobile phone MEID number based on the Meta tool includes the steps of:

Perform normal RMA repair on the mobile phone.

Advantageous Effects: The present invention provides a method for rewriting the MEID number of an encrypted mobile phone. First, the MEID number in the mobile phone is wiped out to "00000000000000" by the Meta tool, and then the MODEM3 mode in the Meta tool is selected to download a new MEID number and scanned. The newly downloaded MEID number implements rewriting of the encrypted mobile phone MEID number. The invention realizes that when the MEID number of the E-fuse encrypted mobile phone is rewritten, the CPU and the Flash chip are not required to be replaced at the same time, the maintenance cost is greatly saved, and the MEID number rewriting efficiency is greatly improved.

DRAWINGS

1 is a flow chart of a preferred embodiment of a method for rewriting an encrypted mobile phone MEID based on a Meta tool according to the present invention.

2 is a structural block diagram of a preferred embodiment of a mobile phone according to the present invention.

Detailed ways

The present invention provides a method for rewriting an encrypted mobile phone MEID based on a Meta tool, a storage medium, and a mobile phone. The present invention will be further described in detail below in order to make the objects, technical solutions and effects of the present invention more clear and clear. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Please refer to FIG. 1. FIG. 1 is a flowchart of a method for rewriting a MEID of an encrypted mobile phone based on a Meta tool according to the present invention. As shown in the figure, the method includes the following steps:

S10. Wipe the MEID number in the mobile phone to “00000000000000” through the Meta tool;

S20: Select a MODEM3 mode in the Meta tool to download a new MEID number, and scan the newly downloaded MEID number to implement rewriting of the encrypted mobile phone MEID number.

Specifically, the existing mobile phone product has been E-fuse encrypted when the MEID number and the IMEI number are written. In the prior art, when the MEID number of the E-fuse encrypted mobile phone is changed, it usually needs to be replaced together with the CPU and the flash chip. Since the machine power supply, the CPU and the Flash chip are all treated with the underfill glue, the IC replacement process is also performed. The scrapping of PCB motherboards and mobile phone casings and TP/LCD components has cost the company a lot of money.

To solve the above problem, the present invention provides a method for rewriting an encrypted mobile phone MEID number based on a Meta tool. Specifically, the Meta (Mobile Engineering Testing Architecture) tool is a development tool for testing, calibrating, and debugging a mobile phone in the MTK platform. The present invention first wipes the MEID number in the mobile phone to "00000000000000" through the Meta tool, then selects the MODEM3 mode in the Meta tool to download a new MEID number, and scans the newly downloaded MEID number to implement the encrypted mobile phone MEID number. rewrite. The invention realizes that when the MEID number of the E-fuse encrypted mobile phone is rewritten, the CPU and the Flash chip are not required to be replaced at the same time, the maintenance cost is greatly saved, and the MEID number rewriting efficiency is greatly improved.

Further, the Mobile Equipment Identifier (MEID) is the identification code of the CDMA mobile phone, and is also the unique identification code of each CDMA mobile phone or communication tablet. Through this identification code, the network can track and supervise the mobile phone. . When the mobile phone is encrypted by E-fuse, the normal shipping tool cannot rewrite the MEID number even if the original MEID number is completely erased. The MEID number cannot be rewritten, the network access card cannot be replaced, and the returned mobile phone cannot be placed on the front end again. market.

The invention creates a Meta tool to directly rewrite the MEID number of a bad mobile phone. Specifically, the Meta tool is pre-opened to create a dedicated Mini software "X1 PLUS_miniSW_vE5V_return_rework".

Further, in step S10 of the present invention, the MEID number in the mobile phone is wiped out to "00000000000000" by the Meta tool. Specifically, the HDTB erase mode is downloaded first. After the download is completed, click the HDTB erase to erase the MEID number in the mobile phone to “00000000000000”.

Preferably, the IMEI number and the customized data in the mobile phone are further cleared by the HDTB erasing mode to restore the mobile phone to the normal factory test mode state.

Further, after the step S10, the method further includes: performing normal RMA rework processing on the mobile phone, that is, after completing the PFT, writing the WeChat, and the Ali KEY, and then rewriting the MEID number by using a dedicated Meta tool.

Specifically, the step S20: selecting the MODEM3 mode in the Meta tool to download a new MEID number, and scanning the newly downloaded MEID number to implement rewriting of the encrypted mobile phone MEID number, specifically including:

S21, open the Meta tool to select the X1 PLUS model, click the engage button to connect the phone;

S22. The mobile phone connects to the Meta tool through a data line in a shutdown state, and selects a MODEM3 mode to download a new MEID number.

S23. The scanning mobile phone writes the new MEID number into the mobile phone, and implements rewriting of the encrypted mobile phone MEID number.

Specifically, open the dedicated Meta tool and select the X1 PLUS model. Preferably, the X1 PLUS model is selected only when the shoe is E-fuse; then click the “Reconnect” button to turn the phone off. Data line, when the phone is connected to OK, a dialog box will pop up. The current mode does not support MEID number download; select “MODEM 3” mode to download the new MEID number, click “Download to flash” to scan the phone and write the new MEID number. Into the mobile phone, to achieve the rewriting of the encrypted mobile phone MEID number.

Further, after rewriting the MEID number, disconnect the mobile phone from the Meta tool by unplugging the data cable, and enter the *#06# command in the mobile phone to query the new MEID number.

Specifically, the present invention is based on the Meta tool to realize that when the MEID number of the E-fuse encrypted mobile phone is rewritten, it is not necessary to replace the CPU and the Flash chip at the same time, and each motherboard repair saves the chip cost Flash166.9RMB, CPU 75.2RMB, and repairs 1PCS. Machine, saving IC cost 242.1 yuan; saving repair and maintenance 1PCS motherboard time 25 minutes; PCB motherboard IC has a filling glue at the bottom, replacing the chip will greatly cause the motherboard scrap risk, 1PCS motherboard price is about 450 ~ 500RMB; unlock PIN code phone rewrite MEID No. Disassemble, it can also save and disassemble and assemble a mobile phone for 15 minutes.

Based on the above method, the present invention also provides a storage medium in which a plurality of instructions are stored, the instructions being adapted to be loaded by a processor and executed specifically:

A storage medium in which a plurality of instructions are stored, the instructions being adapted to be loaded by a processor and executed specifically:

Perform normal RMA repair on the mobile phone;

The scanning mobile phone writes the new MEID number into the mobile phone, and implements rewriting of the encrypted mobile phone MEID number;

Based on the above method, the present invention further provides a mobile phone, comprising a processor 10 adapted to implement instructions; and a memory 20 adapted to store a plurality of instructions adapted to be loaded by the processor 10 and to perform any of the above A method step of rewriting the encrypted mobile phone MEID number based on the Meta tool.

The processor 10, in some embodiments, can be a central processing unit, microprocessor or other data processing chip for executing program code or processing data stored in the memory 20.

Further, the memory 20 may also include both an internal storage unit of the mobile phone and an external storage device. The memory 20 is configured to store application software and various types of data installed on the mobile phone. The memory 20 can also be used to temporarily store data that has been output or is about to be output.

In summary, the method for rewriting the MEID number of the encrypted mobile phone based on the Meta tool of the present invention firstly wipes out the MEID number in the mobile phone to “00000000000000” through the Meta tool, and then selects the MODEM3 mode in the Meta tool to download the new MEID number. And scanning the newly downloaded MEID number to implement rewriting of the encrypted mobile phone MEID number. The invention realizes that when the MEID number of the E-fuse encrypted mobile phone is rewritten, the CPU and the Flash chip are not required to be replaced at the same time, the maintenance cost is greatly saved, and the MEID number rewriting efficiency is greatly improved.

It is to be understood that the application of the present invention is not limited to the above-described examples, and those skilled in the art can make modifications and changes in accordance with the above description, all of which are within the scope of the appended claims.

Claims

A method for rewriting an encrypted mobile phone MEID number based on a Meta tool, comprising the steps of:

Use the Meta tool to empty the MEID number in the mobile phone to “00000000000000”, including: clearing the IMEI number and customized data in the mobile phone through the Meta tool to restore the mobile phone to the normal factory test mode state;

Select the MODEM3 mode in the Meta tool to download a new MEID number, and scan the newly downloaded MEID number to implement the rewriting of the encrypted mobile phone MEID number;

Unplug the data cable to disconnect the mobile phone from the Meta tool. Enter the *#06# command in the phone to query the new MEID number.
The method for rewriting an encrypted mobile phone MEID number based on the Meta tool according to claim 1, wherein the step of clearing the IMEI number and the customized data in the mobile phone by the Meta tool restores the mobile phone to a normal factory test mode state, and then includes :

Perform normal RMA repair on the mobile phone.
The method for rewriting an encrypted mobile phone MEID number based on the Meta tool according to claim 1, wherein the step of selecting a MODEM3 mode in the Meta tool to download a new MEID number, and scanning the newly downloaded MEID number to implement an encrypted mobile phone MEID The rewriting of the number includes:

Open the Meta tool and select the X1PLUS model. Click the button to connect to the phone.

The mobile phone connects to the Meta tool through a data line in a shutdown state, and selects a MODEM3 mode to download a new MEID number;

The scanning mobile phone writes the new MEID number into the mobile phone to implement rewriting of the encrypted mobile phone MEID number.
A storage medium in which a plurality of instructions are stored, the instructions being adapted to be loaded and executed by a processor:

Use the Meta tool to empty the MEID number in the phone to "00000000000000";

Select the MODEM3 mode in the Meta tool to download the new MEID number, and scan the newly downloaded MEID number to implement the rewriting of the encrypted mobile phone MEID number.
The storage medium according to claim 4, wherein the step of wiping the MEID number in the mobile phone to "00000000000000" by the Meta tool comprises:

Use the Meta tool to clear the IMEI number and customized data in the phone to restore the phone to the normal factory test mode.
The storage medium according to claim 5, wherein the step of clearing the IMEI number and the customized data in the mobile phone by the Meta tool to restore the mobile phone to the normal factory test mode state, and further comprising: performing RMA normal repair processing on the mobile phone. .
The storage medium according to claim 4, wherein the step of selecting a MODEM3 mode in the Meta tool to download a new MEID number, and scanning the newly downloaded MEID number to implement rewriting of the encrypted mobile phone MEID number, specifically includes:

Open the Meta tool and select the X1PLUS model. Click the button to connect to the phone.

The mobile phone connects to the Meta tool through a data line in a shutdown state, and selects a MODEM3 mode to download a new MEID number;

The scanning mobile phone writes the new MEID number into the mobile phone to implement rewriting of the encrypted mobile phone MEID number.
The storage medium according to claim 4, wherein the step of selecting a MODEM3 mode in the Meta tool to download a new MEID number, and scanning the newly downloaded MEID number to implement rewriting of the encrypted mobile phone MEID number, further comprising:

Unplug the data cable to disconnect the mobile phone from the Meta tool. Enter the *#06# command in the phone to query the new MEID number.
A mobile phone, comprising a processor adapted to implement instructions; and a memory adapted to store a plurality of instructions adapted to be loaded by the processor and to perform a step of rewriting the encrypted handset MEID number based on the Meta tool;

The method for rewriting the encrypted mobile phone MEID number based on the Meta tool includes the steps of:

Use the Meta tool to empty the MEID number in the mobile phone to “00000000000000”, including: clearing the IMEI number and customized data in the mobile phone through the Meta tool to restore the mobile phone to the normal factory test mode state;

Select the MODEM3 mode in the Meta tool to download a new MEID number, and scan the newly downloaded MEID number to implement the rewriting of the encrypted mobile phone MEID number;

Unplug the data cable to disconnect the mobile phone from the Meta tool. Enter the *#06# command in the phone to query the new MEID number.
The mobile phone according to claim 9, wherein the step of clearing the IMEI number and the customized data in the mobile phone by the Meta tool causes the mobile phone to return to the normal factory test mode state, and then includes:

Perform normal RMA repair on the mobile phone.
The mobile phone according to claim 9, wherein the step of selecting a MODEM3 mode in the Meta tool to download a new MEID number, and scanning the newly downloaded MEID number to implement rewriting of the encrypted mobile phone MEID number, specifically includes:

Open the Meta tool and select the X1PLUS model. Click the button to connect to the phone.

The mobile phone connects to the Meta tool through a data line in a shutdown state, and selects a MODEM3 mode to download a new MEID number;

The scanning mobile phone writes the new MEID number into the mobile phone to implement rewriting of the encrypted mobile phone MEID number.