CN104994204B - Reduce the method and system of terminal display screen interference - Google Patents
Reduce the method and system of terminal display screen interference Download PDFInfo
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- CN104994204B CN104994204B CN201510439350.2A CN201510439350A CN104994204B CN 104994204 B CN104994204 B CN 104994204B CN 201510439350 A CN201510439350 A CN 201510439350A CN 104994204 B CN104994204 B CN 104994204B
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- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000009467 reduction Effects 0.000 claims description 15
- 238000012545 processing Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000010295 mobile communication Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 241001269238 Data Species 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000010267 cellular communication Effects 0.000 description 1
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- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The method and system of terminal display screen interference is reduced the invention discloses a kind of, methods described includes:The MIPI circuit numbers used first according to the display screen of the MIPI frequencies of the display screen of reading and terminal storage determine the MIPI interference interval of display screen;Then the frequency range according to used in the MIPI of display screen disturbs interval and terminal determines the interference frequency of display screen;To the corresponding channel configuration notch filter of interference frequency of display screen in modem.The present invention evades interference from source, it is to avoid radiofrequency signal is disturbed by display screen, improves the complete machine receptivity of terminal, is adapted to practical application.
Description
Technical field
The present invention relates to terminal display screen technical field, more particularly to a kind of method for reducing terminal display screen interference and
System.
Background technology
The design of the mobile communication terminals such as present smart mobile phone becomes increasingly complex, and each functional module is more and more (as shown
Display screen, camera, sensor, button etc.), interference of each module to cellular communications network is also more and more, and display screen is exactly it
In one of interference source the most obvious.Processing display screen is first progress coupling sensitivity survey to the method for the interference of radio frequency at present
Examination, after being found that some channels are interfered and cause coupling sensitivity to be deteriorated, then investigates interference source, it is determined that interference source is
After display screen, then display screen is handled, solve interference problem.Prior art goes for reason from result, reattempts various change
Kind measure, radiofrequency signal has been interfered, and complex disposal process, wastes the plenty of time.
The content of the invention
Based on above-mentioned situation, the present invention proposes a kind of method and system of reduction terminal display screen interference, from source rule
Interference is kept away, interference of the display screen to radio frequency is reduced, simply, conveniently, satisfaction is actually needed.
To achieve these goals, the embodiment of technical solution of the present invention is:
A kind of method for reducing terminal display screen interference, comprises the following steps:
According to MIPI (the Mobile Industry Processor Interface, mobile Enterprise Administration Office of the display screen of reading
Reason device interface) the MIPI circuit numbers that use of the display screen of frequency and terminal storage are determined between the MIPI interference of the display screen
Every;
The frequency range according to used in the MIPI of display screen interference interval and the terminal determines the display screen
Interference frequency;
To the corresponding channel configuration notch filter of interference frequency of the display screen in modem.
A kind of system for reducing terminal display screen interference, including:
Disturb interval determination module, MIPI frequencies and the display screen of terminal storage for the display screen according to reading
The MIPI circuit numbers used determine the MIPI interference interval of the display screen;
Frequency determining module is disturbed, for the frequency according to used in the MIPI of display screen interference interval and the terminal
Rate scope determines the interference frequency of the display screen;
Processing module is disturbed, for being fallen into modem to the corresponding channel configuration of interference frequency of the display screen
Wave filter.
Compared with prior art, beneficial effects of the present invention are:Method and be that present invention reduction terminal display screen is disturbed
System, the MIPI for determining display screen according to the display screen MIPI circuit numbers of the MIPI frequencies of the display screen of reading and storage first is disturbed
Interval, then the frequency range according to used in terminal determines the interference frequency of display screen, finally to the interference frequency of display screen
Corresponding channel configuration notch filter, evades interference, it is to avoid radiofrequency signal is disturbed by display screen from source, improves terminal
Complete machine receptivity, processing procedure is simple, saves the plenty of time, is adapted to practical application.
Brief description of the drawings
Fig. 1 is the method flow diagram of reduction terminal display screen interference in one embodiment;
Fig. 2 is the method flow diagram based on reduction terminal display screen interference in method one shown in Fig. 1 specific example;
Fig. 3 is the system structure diagram of reduction terminal display screen interference in one embodiment.
Embodiment
For the objects, technical solutions and advantages of the present invention are more clearly understood, below in conjunction with drawings and Examples, to this
Invention is described in further detail.It should be appreciated that embodiment described herein is only to explain the present invention,
Do not limit protection scope of the present invention.
The method of terminal display screen interference is reduced in one embodiment, as shown in figure 1, comprising the following steps:
Step S101:The MIPI lines used according to the display screen of the MIPI frequencies of the display screen of reading and terminal storage
Way determines the MIPI interference interval of the display screen;
Step S102:The frequency range according to used in the MIPI of display screen interference interval and the terminal determines institute
State the interference frequency of display screen;
Step S103:To the corresponding channel configuration notch filter of interference frequency of the display screen in modem
Device.
It is evidenced from the above discussion that, the method for present invention reduction terminal display screen interference evades interference, reduction display from source
Shield the interference to radio frequency, save experiment investigation, the workload of checking.
In addition, in a specific example, the MIPI of the display screen disturbs the MIPI frequencies at intervals of the display screen
1/4 frequency dividing or 1/12 frequency dividing.
RGB (Red, Green, Blue, red, green, blue) signal parallel transmission on MIPI circuits, when MIPI circuits number is 2
During group, once repeating occur in same color component (R or G or B) every 3 clock cycle;It is identical when MIPI circuits number is 3 groups
Once repeating occurs in color component (R or G or B) every 1 clock cycle;When MIPI circuits number is 4 groups, same color component (R
Or G or B) once repeating occur in every 3 clock cycle, by that analogy.2 color component numbers can be transmitted in each clock cycle
According to, each color component data includes 8 bytes, so when being repeated once color component data every 3 clock cycle, MIPI
Disturb (8*3)=MIPI frequency/12 of interval=MIPI frequencies * 2/;It is repeated once when color component data every 1 clock cycle
When, MIPI interference interval=MIPI frequencies * 2/ (8*1)=MIPI frequency/4.So, when MIPI circuits are 2 groups, between MIPI interference
Every 1/12 frequency dividing for being MIPI frequencies;When MIPI circuits are 3 groups, MIPI interference interval is 1/4 frequency dividing of MIPI frequencies;MIPI lines
When road is 4 groups, MIPI interference interval is 1/12 frequency dividing of MIPI frequencies, by that analogy.
Include in addition, in a specific example, the step of the interference frequency for determining the display screen:
By all frequency multiplication frequencies of the 1/4 of the MIPI frequencies of display screen frequency dividing or 1/12 frequency dividing respectively with the terminal
Used frequency range is compared;
Obtain 1/4 frequency dividing or 1/12 in the MIPI frequencies of the display screen used in the terminal in frequency range
The frequency multiplication frequency of frequency dividing, acquired frequency multiplication frequency is the interference frequency of the display screen.
Such as mobile communication terminal is communicated using GSM900 frequency ranges, its useful receives frequency scope be 925.2MHz~
959.8MHz, by all frequency multiplication frequencies and above-mentioned receives frequency model of 1/4 frequency dividing of the MIPI frequencies of display screen or 1/12 frequency dividing
Enclose 925.2MHz~959.8MHz to be compared, if the 1 frequency multiplication frequency or 1/12 frequency dividing of 1/4 frequency dividing of the MIPI frequencies of display screen
3 frequency multiplication frequencies in the range of 925.2MHz~959.8MHz, then the MIPI frequencies of display screen 1/4 frequency dividing 1 frequency multiplication frequency
Or 1/12 frequency dividing 3 frequency multiplication frequencies be display screen interference frequency.
In addition, in a specific example, it is determined that before the MIPI interference interval of the display screen, in addition to step:
The MIPI frequencies of the display screen are read, facilitate subsequent treatment to be normally carried out, are adapted to application.
In order to more fully understand this method, the method for present invention reduction terminal display screen interference detailed below should
With example, the MIPI circuits number that display screen is used in the embodiment is 3 groups.
As shown in Fig. 2 the application example may comprise steps of:
Step S201:Read the MIPI frequencies of display screen;
Step S202:The MIPI circuits used according to the display screen of the MIPI frequencies of the display screen of reading and terminal storage
Number determines the MIPI interference interval of the display screen, and MIPI circuits number is 3 groups, and MIPI interference interval is the MIPI of the display screen read
1/4 frequency dividing of frequency;
Step S203:All frequency multiplication frequencies of 1/4 frequency dividing of the MIPI frequencies of above-mentioned display screen are made with terminal respectively
Frequency range is compared;
Step S204:Obtain times in 1/4 frequency dividing of the MIPI frequencies of the display screen used in terminal in frequency range
Frequent rate, acquired frequency multiplication frequency is the interference frequency of display screen;
Step S205:Calculate the corresponding channel of interference frequency of above-mentioned display screen;
Step S206:To the corresponding channel configuration notch filter of interference frequency of above-mentioned display screen in modem
Device.
Rgb signal parallel transmission on MIPI circuits, when MIPI circuits number is 2 groups, same color component (R or G or B)
Once repeating occur in every 3 clock cycle;When MIPI circuits number is 3 groups, same color component (R or G or B) every 1 clock
Cycle appearance is once repeated;When MIPI circuits number is 4 groups, same color component (R or G or B) every 3 clock cycle occur one
Secondary repetition, by that analogy.2 color component datas can be transmitted in each clock cycle, each color component data includes 8
Byte, so when being repeated once color component data every 3 clock cycle, MIPI interference interval=MIPI frequencies * 2/ (8*3)
=MIPI frequency/12;When being repeated once color component data every 1 clock cycle, MIPI interference interval=MIPI frequencies * 2/
(8*1)=MIPI frequency/4.So, when MIPI circuits are 2 groups, MIPI interference interval is 1/12 frequency dividing of MIPI frequencies;MIPI
When circuit is 3 groups, MIPI interference interval is 1/4 frequency dividing of MIPI frequencies;When MIPI circuits are 4 groups, MIPI interference interval is
1/12 frequency dividing of MIPI frequencies, by that analogy.
If mobile communication terminal is communicated using GSM900 frequency ranges, its useful receives frequency scope be 925.2MHz~
959.8MHz, by all frequency multiplication frequencies and above-mentioned receives frequency scope 925.2MHz of 1/4 frequency dividing of the MIPI frequencies of display screen
~959.8MHz is compared, if 1 frequency multiplication frequency of 1/4 frequency dividing of the MIPI frequencies of display screen is in 925.2MHz~959.8MHz
In the range of, then 1 frequency multiplication frequency of 1/4 frequency dividing of the MIPI frequencies of display screen is the interference frequency of display screen.
This application example determines that the MIPI of display screen disturbs interval according to the MIPI frequencies and MIPI circuit numbers of display screen, then
The frequency range according to used in terminal determines the interference frequency of display screen, to the corresponding channel configuration of interference frequency of display screen
Notch filter, evades interference from source, improves the complete machine receptivity of terminal, is adapted to practical application.
The system of terminal display screen interference is reduced in one embodiment, as shown in figure 3, including:
Interval determination module 301 is disturbed, is shown for the MIPI frequencies of the display screen according to reading and the described of terminal storage
The MIPI circuit numbers that display screen is used determine the MIPI interference interval of the display screen;
Frequency determining module 302 is disturbed, for being used according to the MIPI of display screen interference interval and the terminal
Frequency range determine the interference frequency of the display screen;
Processing module 303 is disturbed, for matching somebody with somebody in modem to the corresponding channel of interference frequency of the display screen
Put notch filter.
In addition, in a specific example, the MIPI of the display screen disturbs the MIPI frequencies at intervals of the display screen
1/4 frequency dividing or 1/12 frequency dividing.
Rgb signal parallel transmission on MIPI circuits, when MIPI circuits number is 2 groups, same color component (R or G or B)
Once repeating occur in every 3 clock cycle;When MIPI circuits number is 3 groups, same color component (R or G or B) every 1 clock
Cycle appearance is once repeated;When MIPI circuits number is 4 groups, same color component (R or G or B) every 3 clock cycle occur one
Secondary repetition, by that analogy.2 color component datas can be transmitted in each clock cycle, each color component data includes 8
Byte, so when being repeated once color component data every 3 clock cycle, MIPI interference interval=MIPI frequencies * 2/ (8*3)
=MIPI frequency/12;When being repeated once color component data every 1 clock cycle, MIPI interference interval=MIPI frequencies * 2/
(8*1)=MIPI frequency/4.So, when MIPI circuits are 2 groups, MIPI interference interval is 1/12 frequency dividing of MIPI frequencies;MIPI
When circuit is 3 groups, MIPI interference interval is 1/4 frequency dividing of MIPI frequencies;When MIPI circuits are 4 groups, MIPI interference interval is
1/12 frequency dividing of MIPI frequencies, by that analogy.
As shown in figure 3, in a specific example, the interference frequency determining module 302 includes:
Comparing unit 3021, for the 1/4 of the MIPI frequencies of the display screen to be divided or the 1/12 all frequencys multiplication divided
Frequency is compared with frequency range used in the terminal respectively;
Determining unit 3022, for obtaining the MIPI frequencies in the display screen used in the terminal in frequency range
1/4 frequency dividing of rate or the frequency multiplication frequency of 1/12 frequency dividing, acquired frequency multiplication frequency is the interference frequency of the display screen.
Such as mobile communication terminal is communicated using GSM900 frequency ranges, its useful receives frequency scope be 925.2MHz~
959.8MHz, by all frequency multiplication frequencies and above-mentioned receives frequency model of 1/4 frequency dividing of the MIPI frequencies of display screen or 1/12 frequency dividing
Enclose 925.2MHz~959.8MHz to be compared, if the 1 frequency multiplication frequency or 1/12 frequency dividing of 1/4 frequency dividing of the MIPI frequencies of display screen
3 frequency multiplication frequencies in the range of 925.2MHz~959.8MHz, then the MIPI frequencies of display screen 1/4 frequency dividing 1 frequency multiplication frequency
Or 1/12 frequency dividing 3 frequency multiplication frequencies be display screen interference frequency.
As shown in figure 3, in a specific example, the system in above-described embodiment also includes frequency read module 304, uses
In the MIPI frequencies for reading the display screen;
The MIPI frequencies for the display screen that interference interval determination module 301 is read according to the frequency read module 304 and end
The MIPI circuit numbers that the display screen of end storage is used determine the MIPI interference interval of the display screen..
Based on the system of the present embodiment shown in Fig. 3, a specific course of work can be discussed further below:
Frequency read module 304 reads the MIPI frequencies of display screen first;Then interference interval determination module 301 is according to frequency
The MIPI circuits number that the MIPI frequencies of display screen and the display screen of terminal storage that rate read module 304 is read are used determines display
The MIPI interference interval of screen, the MIPI interference of display screen is divided at intervals of 1/4 frequency dividing of the MIPI frequencies of display screen or 1/12;It is dry
Comparing unit 3021 in scrambling point determining module 302 is all by the 1/4 of the MIPI frequencies of display screen frequency dividing or 1/12 frequency dividing
Frequency multiplication frequency is compared with frequency range used in terminal respectively;Determining unit 3022 is obtained in frequency used in terminal
In the range of display screen MIPI frequencies 1/4 frequency dividing or the frequency multiplication frequency of 1/12 frequency dividing, acquired frequency multiplication frequency is display
The interference frequency of screen;Processing module 303 is ultimately interfered with to match somebody with somebody the corresponding channel of interference frequency of display screen in modem
Put notch filter.
It is evidenced from the above discussion that, the system of present invention reduction terminal display screen interference evades interference, it is to avoid radio frequency from source
Signal is disturbed by display screen, and simply, conveniently, satisfaction is actually needed.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and it describes more specific and detailed, but simultaneously
Can not therefore it be construed as limiting the scope of the patent.It should be pointed out that coming for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (8)
1. a kind of method for reducing terminal display screen interference, it is characterised in that comprise the following steps:
Described in the MIPI circuits number used according to the display screen of the MIPI frequencies of the display screen of reading and terminal storage is determined
The MIPI interference interval of display screen, wherein the rgb signal parallel transmission on MIPI circuits;
The frequency range according to used in the MIPI of the display screen disturbs interval and the terminal determines the dry of the display screen
Scrambling point;
To the corresponding channel configuration notch filter of interference frequency of the display screen in modem.
2. the method for reduction terminal display screen interference according to claim 1, it is characterised in that the MIPI of the display screen
Disturb 1/4 frequency dividing or 1/12 frequency dividing of the MIPI frequencies at intervals of the display screen.
3. the method for reduction terminal display screen interference according to claim 2, it is characterised in that determine the display screen
The step of interference frequency, includes:
All frequency multiplication frequencies of 1/4 frequency dividing of the MIPI frequencies of the display screen or 1/12 frequency dividing are made with the terminal respectively
Frequency range is compared;
Obtain 1/4 frequency dividing or 1/12 frequency dividing in the MIPI frequencies of the display screen used in the terminal in frequency range
Frequency multiplication frequency, acquired frequency multiplication frequency is the interference frequency of the display screen.
4. the method for reduction terminal display screen interference according to claim 1, it is characterised in that it is determined that the display screen
MIPI interference interval before, in addition to step:
Read the MIPI frequencies of the display screen.
5. a kind of system for reducing terminal display screen interference, it is characterised in that including:
Interval determination module is disturbed, is used for the MIPI frequencies of the display screen according to reading and the display screen of terminal storage
MIPI circuit numbers determine the MIPI interference interval of the display screen, wherein the rgb signal parallel transmission on MIPI circuits;
Frequency determining module is disturbed, for the frequency model according to used in the MIPI of display screen interference interval and the terminal
Enclose the interference frequency for determining the display screen;
Processing module is disturbed, for being filtered in modem to the corresponding channel configuration trap of interference frequency of the display screen
Ripple device.
6. the system of reduction terminal display screen interference according to claim 5, it is characterised in that the MIPI of the display screen
Disturb 1/4 frequency dividing or 1/12 frequency dividing of the MIPI frequencies at intervals of the display screen.
7. the system of reduction terminal display screen interference according to claim 6, it is characterised in that the interference frequency is determined
Module includes:
Comparing unit, for all frequency multiplication frequencies of 1/4 frequency dividing of the MIPI frequencies of the display screen or 1/12 frequency dividing to be distinguished
It is compared with frequency range used in the terminal;
Determining unit, for obtain the display screen used in the terminal in frequency range MIPI frequencies 1/4
The frequency multiplication frequency of frequency dividing or 1/12 frequency dividing, acquired frequency multiplication frequency is the interference frequency of the display screen.
8. the system of reduction terminal display screen interference according to claim 5, it is characterised in that also read mould including frequency
Block, the MIPI frequencies for reading the display screen;
The MIPI frequencies for the display screen that interference interval determination module is read according to the frequency read module and the institute of terminal storage
State the MIPI interference interval that the MIPI circuit numbers that display screen uses determine the display screen.
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Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105187092B (en) * | 2015-08-10 | 2018-01-16 | 广东欧珀移动通信有限公司 | A kind of method and apparatus for the interference signal for reducing mobile communication |
CN105871478A (en) * | 2015-12-11 | 2016-08-17 | 乐视移动智能信息技术(北京)有限公司 | Method and device for resisting high order harmonic interferences of display screen MIPI (Mobile Industry Processor Interface) bus, and mobile terminal |
CN105871477A (en) * | 2015-12-11 | 2016-08-17 | 乐视移动智能信息技术(北京)有限公司 | Method and apparatus for resisting to higher harmonic interference of camera MIPI (Mobile Industry Processor Interface) bus and mobile terminal |
CN105743516B (en) * | 2016-01-27 | 2018-05-18 | 广东欧珀移动通信有限公司 | Adjust the method and device of interface frequency |
CN105913814B (en) * | 2016-04-05 | 2019-04-26 | Oppo广东移动通信有限公司 | A kind of display screen |
CN105827775B (en) * | 2016-04-20 | 2019-04-30 | 努比亚技术有限公司 | A kind of test method and system reducing MIPI interference |
CN106230447B (en) * | 2016-08-31 | 2018-12-04 | 维沃移动通信有限公司 | A kind of data transfer control method and mobile terminal |
CN107635279B (en) * | 2017-08-22 | 2021-03-19 | 台州市吉吉知识产权运营有限公司 | Method and system for reducing interference of MIPI screen |
CN109274437B (en) * | 2018-11-29 | 2021-11-16 | 努比亚技术有限公司 | Camera anti-interference method and device and computer readable storage medium |
CN109743444A (en) * | 2018-12-19 | 2019-05-10 | 努比亚技术有限公司 | A kind of display control method, mobile terminal and computer readable storage medium |
CN109818684B (en) | 2019-01-25 | 2020-10-27 | 维沃移动通信有限公司 | Signal processing system and terminal device |
CN109951218A (en) * | 2019-01-31 | 2019-06-28 | Oppo广东移动通信有限公司 | Reduce method, apparatus, electronic equipment and the storage medium of Communication Jamming |
CN110719119B (en) * | 2019-10-11 | 2021-06-18 | 维沃移动通信有限公司 | Anti-interference method and device |
CN111431632B (en) * | 2020-03-26 | 2021-11-09 | 维沃移动通信有限公司 | Signal transmission method and electronic equipment |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103442144A (en) * | 2013-08-29 | 2013-12-11 | 广东欧珀移动通信有限公司 | Method and device for reducing electromagnetic interference of intelligent cell phone |
CN103684489A (en) * | 2013-12-09 | 2014-03-26 | 联想(北京)有限公司 | Method for reducing interference and electronic device |
CN103974267A (en) * | 2013-02-06 | 2014-08-06 | 索尼移动通讯有限公司 | Interference reduction method and device and mobile terminal |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8768278B2 (en) * | 2010-11-18 | 2014-07-01 | Apple Inc. | Switching a PLL clock source to reduce wireless communication interference |
CN103379643A (en) * | 2012-04-11 | 2013-10-30 | 中兴通讯股份有限公司 | Method and device for eliminating interference |
CN103944657B (en) * | 2014-05-13 | 2016-08-24 | 上海卓易科技股份有限公司 | A kind of terminal LCD bright screen interference adjustment method |
-
2015
- 2015-07-22 CN CN201510439350.2A patent/CN104994204B/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103974267A (en) * | 2013-02-06 | 2014-08-06 | 索尼移动通讯有限公司 | Interference reduction method and device and mobile terminal |
CN103442144A (en) * | 2013-08-29 | 2013-12-11 | 广东欧珀移动通信有限公司 | Method and device for reducing electromagnetic interference of intelligent cell phone |
CN103684489A (en) * | 2013-12-09 | 2014-03-26 | 联想(北京)有限公司 | Method for reducing interference and electronic device |
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