CN110580092A - Terminal heat dissipation method and device and computer readable storage medium - Google Patents
Terminal heat dissipation method and device and computer readable storage medium Download PDFInfo
- Publication number
- CN110580092A CN110580092A CN201910851462.7A CN201910851462A CN110580092A CN 110580092 A CN110580092 A CN 110580092A CN 201910851462 A CN201910851462 A CN 201910851462A CN 110580092 A CN110580092 A CN 110580092A
- Authority
- CN
- China
- Prior art keywords
- temperature
- terminal
- gpu
- cpu
- load
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/20—Cooling means
- G06F1/206—Cooling means comprising thermal management
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
- G06F1/3234—Power saving characterised by the action undertaken
- G06F1/325—Power saving in peripheral device
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/30—Monitoring
- G06F11/3003—Monitoring arrangements specially adapted to the computing system or computing system component being monitored
- G06F11/3013—Monitoring arrangements specially adapted to the computing system or computing system component being monitored where the computing system is an embedded system, i.e. a combination of hardware and software dedicated to perform a certain function in mobile devices, printers, automotive or aircraft systems
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/30—Monitoring
- G06F11/3003—Monitoring arrangements specially adapted to the computing system or computing system component being monitored
- G06F11/3024—Monitoring arrangements specially adapted to the computing system or computing system component being monitored where the computing system component is a central processing unit [CPU]
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/30—Monitoring
- G06F11/3058—Monitoring arrangements for monitoring environmental properties or parameters of the computing system or of the computing system component, e.g. monitoring of power, currents, temperature, humidity, position, vibrations
Abstract
a terminal heat dissipation method comprises the following steps: 1) monitoring whether a game application is started; 2) monitoring the temperature of a core device of the terminal, and judging whether the temperature exceeds a preset temperature or not; 3) respectively calculating a temperature change acceleration value, a CPU load acceleration value and a GPU load acceleration value of a terminal core device; 4) and controlling the rotating speed of the fan according to the temperature change acceleration value and/or the load acceleration value. The invention also provides a terminal heat dissipation device, which can intelligently adjust the rotating speed of the fan and enable a user to have better use experience.
Description
Technical Field
the invention relates to the technical field of terminal control, in particular to a terminal heat dissipation method and device.
background
With the rapid development of terminal hardware and software, terminal heat is generated more and more, and heat dissipation becomes a key concern of a terminal. Particularly, in the existing large amount of complex terminal game applications, a higher-definition and more-vivid interface rendering technology is adopted, more complex and various game playing methods and more real-time synchronous multi-user online interaction are adopted, so that the terminal is required to calculate a large amount of real-time data and process complex and gorgeous picture interface calculation during game, the loads of a CPU (Central processing Unit) and a GPU (graphics processing Unit) of the terminal are high, and the consumed electric quantity is more and more. When a user plays games by using the terminal, the time is up to several hours, and the terminal generates much heat. Even today, the main heat generation of terminal gaming applications is the workload of the CPU and GPU. How to monitor the load change of the CPU and the GPU of the terminal and adopt the more reasonable fan rotating speed control to dissipate heat becomes the key point of concern of users.
Disclosure of Invention
In order to solve the defects in the prior art, the invention aims to provide a terminal heat dissipation method and device, which can intelligently adjust the rotating speed of a fan and enable a user to have better use experience.
In order to achieve the above object, a terminal heat dissipation method provided by the present invention includes:
1) monitoring whether a game application is started;
2) monitoring the temperature of a core device of the terminal, and judging whether the temperature exceeds a preset temperature or not;
3) respectively calculating a temperature change acceleration value, a CPU load acceleration value and a GPU load acceleration value of a terminal core device;
4) and controlling the rotating speed of the fan according to the temperature change acceleration value and/or the load acceleration value.
Further, the step 1) further comprises reading an application currently running by the terminal; and comparing the application with a game application preset in the terminal to judge whether the application is the game application.
3. The method of claim 1, wherein the temperature of the terminal core device comprises a CPU temperature, a GPU temperature, a battery temperature, a WLAN temperature, a camera temperature, and a display screen temperature.
further, the step 3) of calculating the temperature change acceleration value of the terminal core device is to respectively calculate the temperature change acceleration values of the CPU, the GPU, the battery, the WLAN, the camera, and the display screen by using the following calculation formulas:
Wherein the timed time interval is T.
Further, the calculation formula for calculating the CPU load acceleration value and the GPU load acceleration value in step 3) is:
the timing time interval is T, the load (T + T) is the load of the CPU or the GPU when the time is (T + T), and the load (T) is the load of the CPU or the GPU when the time is (T).
Still further, the step 4) further comprises the steps of:
when the temperature parameter of the terminal core device is monitored to be larger than a set threshold value, respectively judging the temperature change acceleration values of a CPU, a GPU, a battery, a WLAN, a camera and a display screen, the CPU load acceleration value and the GPU load acceleration value;
The method comprises the following steps that the temperature change acceleration values of a CPU, a GPU, a battery, a WLAN, a camera and a display screen are increased, and when any one of the CPU load acceleration value and the GPU load acceleration value is larger than 0, the rotating speed of a fan is increased;
And when any one of the CPU load acceleration value and the GPU load acceleration value is less than 0, reducing the rotating speed of the fan.
in order to achieve the above object, the present invention further provides a terminal heat dissipation device, including: a judging module, a temperature sensing module, a cooling module, a processing module and a control module, wherein,
The judging module is used for reading the application currently running by the terminal, comparing the current application with the application preset in the terminal and judging whether the current application belongs to the preset application;
The temperature sensing module is used for monitoring a temperature sensor of the terminal core device;
The cooling module is used for reducing the temperature of the terminal core device;
the processing module is used for reading the temperature of the terminal core device and calculating the temperature change acceleration of the terminal core device and the load acceleration of the CPU and the GPU;
And the control module is used for controlling the cooling module to cool according to the temperature acceleration value and the load acceleration value when the temperature parameter is greater than a set threshold value.
Still further, the processing module comprises a reading unit and a calculating unit, wherein,
the reading unit is used for reading the temperature parameter of the terminal core device;
and the computing unit is used for computing the temperature acceleration of the terminal core device and the load acceleration of the CPU and the GPU.
to achieve the above object, the present invention also provides a computer-readable storage medium having a program stored thereon, where the program can be executed by a processor to perform the steps of the method for dissipating heat of a terminal according to an embodiment of the present invention.
The terminal heat dissipation method and the terminal heat dissipation device have the following beneficial effects:
1) The rotation speed of the terminal fan can be intelligently adjusted according to the temperature parameters and the temperature change acceleration of the current core device of the terminal and the load acceleration of the CPU and the GPU, so that the change of the current terminal temperature is matched with the more proper rotation speed of the fan.
2) The heat dissipation of the terminal and the energy conservation of the terminal are better processed, and a user has better use experience.
additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
Fig. 1 is a flowchart of a terminal heat dissipation method according to the present invention;
fig. 2 is a diagram of a terminal heat sink architecture according to the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
fig. 1 is a flowchart of a terminal heat dissipation method according to the present invention, and the terminal heat dissipation method of the present invention will be described in detail with reference to fig. 1.
First, in step 101, it is determined whether the terminal has started a game application, and if so, the next step 102 is performed.
In the embodiment of the invention, the application currently running by the terminal is read, and the current application is compared with the game application preset in the terminal to judge whether the current application is the preset game application.
In step 102, the temperature of the terminal core device is monitored in real time.
In the embodiment of the invention, if the application currently running by the terminal is game application, the temperature of the core device of the terminal is monitored in real time. The temperature of the terminal core device mainly comprises a CPU temperature, a GPU temperature, a battery temperature, a WLAN temperature, a camera temperature and a display screen temperature.
in step 103, it is determined whether the monitored temperature of the terminal core device is greater than a set threshold, if so, the next step is performed, otherwise, the temperature of the terminal core device is continued.
In step 104, the temperature change acceleration of the terminal core device and the load acceleration of the CPU and the GPU are calculated, respectively.
in the embodiment of the invention, the calculation formula of the temperature change acceleration, the temperature and the acceleration of the terminal core device is as follows:
Wherein the timed time interval is T.
the load acceleration represents the load change trend of the CPU and the GPU of the current terminal, the load acceleration of the CPU and the GPU is monitored (the timing time interval is T), and the calculation formula of the load acceleration is as follows:
the load (T + T) is a load of the CPU or the GPU at the time (T + T), and the load (T) is a load of the CPU or the GPU at the time (T).
For gaming applications, the most power consuming devices are the CPU that processes the computational data and the GPU that processes the picture data. And the temperature of the terminal core device (temperature _ n _ type, type is denoted as type CPU, GPU, WLAN, camera, battery) is mainly obtained by using a temperature sensor.
in step 105, if the terminal temperature change acceleration, the CPU load acceleration, or the GPU load acceleration is greater than 0, the next step is performed, and if the terminal temperature change acceleration, the CPU load acceleration, or the GPU load acceleration is less than 0, the step 107 is performed.
in the embodiment of the invention, if the temperature (temperature _ n _ type, type is represented as type CPU, GPU, WLAN, camera, battery) of the terminal core device is greater than the temperature threshold temperature _ threshold _ type, and the temperature change acceleration of the terminal core device is greater than 0, it represents that the temperature of the current terminal is increasing, and the rotation speed of the fan is low; if the load acceleration of the CPU or the load acceleration of the GPU is greater than 0, this indicates that the game application data and the image processing amount of the terminal increase, and the temperature of the terminal inevitably increases, and at this time, the rotation speed of the fan needs to be increased to reduce the temperature of the terminal.
if the temperature of the terminal core device (temperature _ n _ type, type represents that the type CPU, GPU, WLAN, camera, battery) is greater than the temperature threshold temperature _ threshold _ type, and the temperature change acceleration of the terminal core device is less than 0, it represents that the temperature of the current terminal is reduced and the rotating speed of the fan is too high; or the load acceleration of the CPU or the load acceleration of the GPU is less than 0, which means that the game application data and the picture processing amount of the terminal are reduced, the temperature of the terminal is inevitably reduced, and the rotation speed of the fan needs to be reduced.
In step 106, increasing the rotation speed of the fan and reducing the temperature of the terminal;
in step 107, the rotation speed of the fan is reduced to better save power.
Fig. 2 is a diagram of a terminal heat sink architecture according to the present invention. As shown in fig. 2, the terminal heat sink 200 of the present invention includes: a determination module 201, a temperature sensing module 202, a cooling module 203, a processing module 204, and a control module 205.
the determining module 201 is configured to read an application currently running in the terminal, and compare the current application with a game application preset in the terminal to determine whether the current application is a preset game application.
the temperature sensing module 202 is a temperature sensor for monitoring the temperature of the CPU, GPU, WLAN, camera, battery, and display.
And the cooling module 203 is used for reducing the temperature of the terminal core device.
And the processing module 204 is used for reading the temperature parameters of the terminal core device and calculating the temperature change acceleration and the load acceleration of the CPU and the GPU of the terminal core device.
Preferably, the processing module 204 includes a reading unit and a calculating unit, which are not shown in the figure, wherein the reading unit is used for reading the temperature parameter of the current terminal core device, and the calculating unit is used for calculating the temperature acceleration of the core device and the load acceleration of the CPU and the GPU.
And the control module 205 is configured to control the cooling module to cool according to the temperature acceleration and the load acceleration of the CPU and the GPU when the temperature parameter of the terminal core device is greater than the set threshold.
The terminal heat dissipation method and device can be suitable for the mobile terminal. The mobile terminal includes: mobile phones, tablet computers, notebooks, etc.
According to the embodiment, whether the started terminal starts the game application is judged; if so, monitoring the temperature of the core device of the terminal in real time and calculating the variation acceleration of the terminal temperature; when the temperature parameter of the terminal core device is monitored to be larger than a threshold value, monitoring the temperature change acceleration of the terminal and the load acceleration of a CPU (central processing unit) and a GPU (graphics processing unit) at regular time; matching the rotating speed of the fan according to the terminal temperature, the temperature change acceleration, the CPU and the load acceleration of the GPU; and controlling the fan to operate according to the rotating speed of the fan.
In the embodiment, a heat dissipation fan is arranged in the terminal, and the temperature parameters and the temperature acceleration values of the core devices of the terminal and the changes of the load acceleration values of the CPU and the GPU are monitored in real time; when the temperature acceleration value or the GPU load acceleration value is larger than 0, the temperature of the terminal is increased, and the rotating speed of the fan is low, so that the rotating speed of the fan is increased; when the temperature acceleration value or the GPU load acceleration value is smaller than 0, the temperature of the terminal is reduced, and the rotating speed of the fan is too large, so that the rotating speed of the fan is reduced to save the electric quantity of the terminal. Therefore, the method and the device can intelligently adjust the rotating speed of the terminal fan, so that a user has better use experience.
Those of ordinary skill in the art will understand that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A terminal heat dissipation method is characterized by comprising the following steps:
1) Monitoring whether a game application is started;
2) Monitoring the temperature of a core device of the terminal, and judging whether the temperature exceeds a preset temperature or not;
3) Respectively calculating a temperature change acceleration value, a CPU load acceleration value and a GPU load acceleration value of a terminal core device;
4) And controlling the rotating speed of the fan according to the temperature change acceleration value and/or the load acceleration value.
2. The terminal heat dissipation method according to claim 1, wherein the step 1) further comprises reading an application currently running by the terminal; and comparing the application with a game application preset in the terminal to judge whether the application is the game application.
3. The method of claim 1, wherein the temperature of the terminal core device comprises a CPU temperature, a GPU temperature, a battery temperature, a WLAN temperature, a camera temperature, and a display screen temperature.
4. The method according to claim 1, wherein the step 3) of calculating the temperature change acceleration values of the terminal core device is to calculate the temperature change acceleration values of the CPU, the GPU, the battery, the WLAN, the camera and the display screen by using the following calculation formulas:
wherein the timed time interval is T.
5. The terminal heat dissipation method according to any one of claims 1, wherein the calculation formulas for calculating the CPU load acceleration value and the GPU load acceleration value in step 3) are as follows:
the timing time interval is T, the load (T + T) is the load of the CPU or the GPU when the time is (T + T), and the load (T) is the load of the CPU or the GPU when the time is (T).
6. the terminal heat dissipation method according to claim 1, wherein the step 4) further comprises the steps of:
when the temperature parameter of the terminal core device is monitored to be larger than a set threshold value, respectively judging the temperature change acceleration values of a CPU, a GPU, a battery, a WLAN, a camera and a display screen, the CPU load acceleration value and the GPU load acceleration value;
The method comprises the following steps that the temperature change acceleration values of a CPU, a GPU, a battery, a WLAN, a camera and a display screen are increased, and when any one of the CPU load acceleration value and the GPU load acceleration value is larger than 0, the rotating speed of a fan is increased;
And when any one of the CPU load acceleration value and the GPU load acceleration value is less than 0, reducing the rotating speed of the fan.
7. a terminal heat dissipation device, comprising: a judging module, a temperature sensing module, a cooling module, a processing module and a control module, wherein,
the judging module is used for reading the application currently running by the terminal, comparing the current application with the application preset in the terminal and judging whether the current application belongs to the preset application;
the temperature sensing module is used for monitoring a temperature sensor of the terminal core device;
The cooling module is used for reducing the temperature of the terminal core device;
The processing module is used for reading the temperature of the terminal core device and calculating the temperature change acceleration of the terminal core device and the load acceleration of the CPU and the GPU;
And the control module is used for controlling the cooling module to cool according to the temperature acceleration value and the load acceleration value when the temperature parameter is greater than a set threshold value.
8. The terminal heat sink according to claim 7, wherein the processing module comprises a reading unit and a computing unit, wherein,
The reading unit is used for reading the temperature parameter of the terminal core device;
and the computing unit is used for computing the temperature acceleration of the terminal core device and the load acceleration of the CPU and the GPU.
9. A computer-readable storage medium having a program stored thereon, wherein the program is executable by a processor to perform the steps of the terminal heat dissipation method of claims 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910851462.7A CN110580092A (en) | 2019-09-10 | 2019-09-10 | Terminal heat dissipation method and device and computer readable storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910851462.7A CN110580092A (en) | 2019-09-10 | 2019-09-10 | Terminal heat dissipation method and device and computer readable storage medium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110580092A true CN110580092A (en) | 2019-12-17 |
Family
ID=68812865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910851462.7A Withdrawn CN110580092A (en) | 2019-09-10 | 2019-09-10 | Terminal heat dissipation method and device and computer readable storage medium |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110580092A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111240451A (en) * | 2020-03-06 | 2020-06-05 | 维沃移动通信有限公司 | Heat dissipation method, electronic device and computer-readable storage medium |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030091441A1 (en) * | 2001-11-14 | 2003-05-15 | Wen-Shi Huang | Fan control system using a microcontroller |
| CN106292954A (en) * | 2016-08-08 | 2017-01-04 | 青岛海信宽带多媒体技术有限公司 | Fan rotational frequency control method and device |
| CN106970692A (en) * | 2017-03-31 | 2017-07-21 | 紫光华山信息技术有限公司 | Rotation speed of the fan adjusting method and device |
| CN108594971A (en) * | 2018-02-01 | 2018-09-28 | 联想(北京)有限公司 | control method and control system |
| CN109240464A (en) * | 2018-09-26 | 2019-01-18 | 努比亚技术有限公司 | A kind of heat dissipation of terminal method, terminal and computer readable storage medium |
| CN109976483A (en) * | 2019-03-29 | 2019-07-05 | 努比亚技术有限公司 | Terminal temperature control method, terminal and computer readable storage medium |
-
2019
- 2019-09-10 CN CN201910851462.7A patent/CN110580092A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030091441A1 (en) * | 2001-11-14 | 2003-05-15 | Wen-Shi Huang | Fan control system using a microcontroller |
| CN106292954A (en) * | 2016-08-08 | 2017-01-04 | 青岛海信宽带多媒体技术有限公司 | Fan rotational frequency control method and device |
| CN106970692A (en) * | 2017-03-31 | 2017-07-21 | 紫光华山信息技术有限公司 | Rotation speed of the fan adjusting method and device |
| CN108594971A (en) * | 2018-02-01 | 2018-09-28 | 联想(北京)有限公司 | control method and control system |
| CN109240464A (en) * | 2018-09-26 | 2019-01-18 | 努比亚技术有限公司 | A kind of heat dissipation of terminal method, terminal and computer readable storage medium |
| CN109976483A (en) * | 2019-03-29 | 2019-07-05 | 努比亚技术有限公司 | Terminal temperature control method, terminal and computer readable storage medium |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111240451A (en) * | 2020-03-06 | 2020-06-05 | 维沃移动通信有限公司 | Heat dissipation method, electronic device and computer-readable storage medium |
| CN111240451B (en) * | 2020-03-06 | 2021-12-10 | 维沃移动通信有限公司 | Heat dissipation method, electronic device and computer-readable storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TWI526843B (en) | Adaptive interrupt coalescing for energy efficient mobile platforms | |
| CN110637271B (en) | Systems and methods for intelligent adjustment of immersive multimedia workloads in portable computing devices | |
| JP6005895B1 (en) | Intelligent multi-core control for optimal performance per watt | |
| US8856571B2 (en) | Adjusting device performance over multiple time domains | |
| TWI438615B (en) | Power management method and device thereof | |
| EP3005342A1 (en) | System and method for intelligent multimedia-based thermal power management in a portable computing device | |
| CN110941325B (en) | Frequency modulation method and device of processor and computing equipment | |
| US9310872B2 (en) | Processor frequency mainly depending on a target frame rate while processing a graphics application | |
| WO2016074355A1 (en) | Terminal and control method and apparatus therefor, and storage medium | |
| JP2000089848A (en) | Method and system for dynamically controlling processing speed of processor | |
| JP4262647B2 (en) | Information processing apparatus, control method, program, and recording medium | |
| CN107368178A (en) | Power consumption optimization method based on DPDK processing data packets platforms | |
| WO2022000880A1 (en) | Head-mounted device and heat dissipation method therefor, and computer-readable storage medium | |
| CN111142640B (en) | Control method of electronic equipment | |
| CN110580092A (en) | Terminal heat dissipation method and device and computer readable storage medium | |
| CN115237244A (en) | Control method and device of graphic processing unit, terminal equipment and storage medium | |
| US20140351612A1 (en) | Information processing method and electronic device | |
| CN112221146A (en) | Temperature control method and device and computer readable storage medium | |
| WO2023078237A1 (en) | Method and apparatus for controlling temperature of cloud mobile phone server, and device | |
| CN113094231B (en) | Computer fan control method, system, controller and storage medium | |
| US20230057741A1 (en) | Computer cooling device activity indication | |
| US20140157022A1 (en) | Electronic device and method for reducing cpu power consumption | |
| Bantock et al. | Mitigating interactive performance degradation from mobile device thermal throttling | |
| WO2023082720A1 (en) | Method and apparatus for controlling electronic device, electronic device, and storage medium | |
| TW202340911A (en) | Adaptive loading-aware system management for balancing power and performance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20191217 |
|
| WW01 | Invention patent application withdrawn after publication |