WO2019175981A1 - Unité de traitement d'informations - Google Patents

Unité de traitement d'informations Download PDF

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Publication number
WO2019175981A1
WO2019175981A1 PCT/JP2018/009781 JP2018009781W WO2019175981A1 WO 2019175981 A1 WO2019175981 A1 WO 2019175981A1 JP 2018009781 W JP2018009781 W JP 2018009781W WO 2019175981 A1 WO2019175981 A1 WO 2019175981A1
Authority
WO
WIPO (PCT)
Prior art keywords
information processing
processing unit
clock frequency
external
cooling
Prior art date
Application number
PCT/JP2018/009781
Other languages
English (en)
Japanese (ja)
Inventor
清和 多田
Original Assignee
三菱電機株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to CN201880004226.5A priority Critical patent/CN110476137A/zh
Priority to JP2018540878A priority patent/JP6440914B1/ja
Priority to PCT/JP2018/009781 priority patent/WO2019175981A1/fr
Publication of WO2019175981A1 publication Critical patent/WO2019175981A1/fr

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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
    • G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
    • 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
    • G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
    • G06F1/06—Clock generators producing several clock signals
    • 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
    • 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

Definitions

  • the present invention relates to an information processing unit to which a cooling unit can be attached.
  • the amount of heat generation increases as the CPU clock frequency increases.
  • the information processing unit is provided with a function capable of increasing the CPU clock frequency, in anticipation of an increase in the CPU clock frequency, The cooling unit needs to be expanded.
  • the information processing system has become larger than necessary.
  • Patent Document 1 proposes a computer system that has a structure that can be attached to and detached from a computer main body, and has an expansion unit that is connected to the computer main body to realize an extended function.
  • the computer system is provided in the computer main body, a first heat radiating member for radiating heat inside the computer main body, and a second heat radiating member provided in the expansion unit for radiating heat inside the computer main body. Member.
  • the first heat radiating member and the second heat radiating member are connected by the connecting means for connecting the first heat radiating member and the second heat radiating member.
  • Power mode setting means for setting the operation mode of the computer main body to the normal power mode or the full power mode when the member is connected, and setting the low power mode when the computer main body operates independently without using the expansion unit It comprises.
  • the cooling unit is attached to the information processing unit, and when the cooling unit is attached to the information processing unit, the CPU clock frequency is set to the normal clock frequency. Or the clock frequency is set to a high value.
  • the cooling capability of the cooling unit attached to the information processing unit is determined. No consideration has been given to making the clock frequency of the CPU commensurate with the cooling capacity of the cooling unit.
  • the present invention has been made in view of the above, and determines the cooling capacity of the cooling unit mounted on the information processing unit, and the processor clock frequency matches the cooling capacity of the cooling unit.
  • An object is to obtain an information processing unit capable of
  • an information processing unit includes an information processing unit including a processor.
  • the information processing unit includes a clock frequency control unit that determines the cooling capacity of the mounted cooling unit based on the connection status of the cooling unit and changes the clock frequency of the processor according to the cooling capacity.
  • the information processing unit according to the present invention has an effect of determining the cooling capacity of the cooling unit attached to the information processing unit and making the clock frequency of the processor suitable for the cooling capacity of the cooling unit. .
  • FIG. 1 is a diagram schematically illustrating an example of an information processing system including an information processing unit according to the first embodiment of the present invention.
  • the information processing unit 2 is equipped with radiating fins 3.
  • An external heat radiation fin 4 can be attached to the information processing unit 2.
  • the external radiation fin 4 is an example of a cooling unit and a radiation fin.
  • An external heat radiation fin 5 can be attached to the information processing unit 2.
  • the external radiation fin 5 is an example of a cooling unit and a radiation fin.
  • the information processing unit 2 is mounted with a CPU which is an example of a processor.
  • a processor such as MPU (Micro Processing Unit) or GPU (Graphics Processing Unit) may be mounted instead of the CPU.
  • the information processing unit 2 has a socket 21.
  • the socket 21 has pin holes 21a, 21b, and 21c.
  • the external radiating fin 4 has a short pin 41.
  • the short pin 41 includes pins 41a and 41b.
  • the short pin 41 is an example of a connection pin.
  • the external heat radiation fin 4 is attached to the information processing unit 2 by inserting the pin 41 a into the pin hole 21 a and inserting the pin 41 b into the pin hole 21 b.
  • the external heat radiation fin 5 has a larger heat transfer area than the external heat radiation fin 4 and has a higher heat radiation efficiency than the external heat radiation fin 4. In general, as the heat transfer area increases, the size of the outer shape of the heat radiation fin increases.
  • the external radiating fin 5 has a short pin 51.
  • Short pin 51 includes pins 51a and 51b.
  • the short pin 51 is an example of a connection pin.
  • the interval between the pins 51a and 51b is larger than the interval between the pins 41a and 41b. That is, the position and arrangement of the short pins 41 of the external radiation fins 4 and the short pins 51 of the external radiation fins 5 are different.
  • the external heat radiation fin 5 is attached to the information processing unit 2 by inserting the pin 51a into the pin hole 21a and inserting the pin 51b into the pin hole 21c.
  • FIG. 2 is a diagram for explaining the functional configuration of the information processing unit in FIG.
  • the information processing unit 2 shown in FIG. 2 has an information processing unit 22 and a clock frequency control unit 23.
  • the information processing unit 22 includes a CPU.
  • the information processing unit 22 may include a processor such as an MPU or a GPU instead of the CPU.
  • the clock frequency control unit 23 determines which of the external heat radiation fins 4, 5 is attached to the information processing unit 2, and the short pins 41 included in the external heat radiation fins 4, 5.
  • 51 which of the short pins 41, 51 determines whether a short circuit has occurred, and the CPU clock frequency matches the external heat radiation fins 4, 5 attached to the information processing unit 2 Can be set.
  • the clock frequency control unit 23 determines the cooling capacity of the attached external radiating fins 4 and 5 based on the connection status of the external radiating fins 4 and 5 and determines the CPU clock frequency as the cooling capacity. It is possible to change according to.
  • the clock frequency control unit 23 determines the cooling capacity of the attached external radiating fins 4 and 5 based on the position and arrangement of the short pins 41 and 51 provided in the external radiating fins 4 and 5, and determines the CPU clock frequency. It can be changed according to the cooling capacity.
  • FIG. 3 is a flowchart of the CPU acceleration processing executed by the information processing unit in FIG.
  • step S1 when the information processing unit 2 is activated (step S1), the information processing unit 22 operates at a first clock frequency preset as a clock frequency (step S2).
  • the clock frequency control unit 23 determines whether or not the external heat radiation fin 4 is attached to the information processing unit 2 (step S3).
  • the clock frequency control unit 23 determines that the external heat radiation fin 4 is attached to the information processing unit 2 when a short circuit is caused by the short pin 41, and the short circuit is not caused by the short pin 41. Determines that the external heat radiation fin 4 is not attached to the information processing unit 2.
  • the clock frequency control unit 23 can determine the occurrence of a short circuit by the short pin 41 by measuring the current of the path short-circuited by the short pin 41.
  • step S3 As a result of the determination in step S3, when the external heat radiation fin 4 is attached to the information processing unit 2 (Yes in step S3), the clock frequency control unit 23 sets the CPU clock frequency of the information processing unit 22 to The second clock frequency is set (step S4).
  • the second clock frequency is higher than the first clock frequency.
  • the information processing section 22 operates at the second clock frequency set in step S4 (step S5).
  • step S3 when the external heat radiation fin 4 is not attached to the information processing unit 2 (No in step S3), the clock frequency control unit 23 has the external heat radiation fin 5 attached to the information processing unit 2. It is determined whether or not it is attached (step S6).
  • the clock frequency control unit 23 determines that the external radiating fin 5 is attached to the information processing unit 2 when a short circuit due to the short pin 51 occurs, and the short circuit due to the short pin 51 does not occur. Determines that the external heat radiation fin 5 is not attached to the information processing unit 2. For example, the clock frequency control unit 23 can determine the occurrence of a short circuit by the short pin 51 by measuring the current of the path short-circuited by the short pin 51.
  • step S6 when the external heat radiation fin 5 is attached to the information processing unit 2 (Yes in step S6), the clock frequency control unit 23 sets the CPU clock frequency of the information processing unit 22 to The third clock frequency is set (step S7).
  • the third clock frequency is higher than the first clock frequency and higher than the second clock frequency.
  • the information processing section 22 operates at the third clock frequency set in step S7 (step S8).
  • step S6 As a result of the determination in step S6, when the external heat radiation fin 5 is not attached to the information processing unit 2 (No in step S6), the process returns to step S3.
  • the clock frequency control unit 23 determines which of the external heat radiation fins 4, 5 is attached to the information processing unit 2. It is determined which one of the short pins 41, 51 provided in the external heat radiation fins 4, 5 is short-circuited, and the CPU clock frequency is attached to the information processing unit 2.
  • the external heat radiation fins 4 and 5 can be set appropriately.
  • the clock frequency control unit 23 determines the cooling capacity of the attached external radiating fins 4 and 5 based on the connection status of the external radiating fins 4 and 5 and determines the CPU clock frequency as the cooling capacity. It is possible to change according to.
  • the clock frequency control unit 23 can determine the cooling capacity of the attached external radiating fins 4 and 5 by the position and arrangement of the short pins 41 and 51 provided in the external radiating fins 4 and 5. It is possible to change the clock frequency of the CPU according to the cooling capacity.
  • the CPU clock frequency when any of the external radiating fins 4 and 5 is attached to the information processing unit 2, the CPU clock frequency is set to one of the two frequencies.
  • the CPU clock frequency may be set to any one of three or more frequencies.
  • the distance between the pins 41a and 41b and the distance between the pins 51a and 51b may be determined according to the cooling capacity of the external heat radiation fins 4 and 5.
  • the cooling capacity of the external heat radiation fin 5 is higher than the cooling capacity of the external heat radiation fin 4, so that the distance between the pins 51a and 51b is larger than the distance between the pins 41a and 41b. Is also big.
  • the connection strength between the information processing unit and the external radiating fin can be increased as compared with the case where the pin interval is small. For this reason, the connection strength between the information processing unit 2 and the external heat radiation fin 5 can be made higher than the connection strength between the information processing unit 2 and the external heat radiation fin 4.
  • the clock frequency control unit 23 sets the cooling capacity of the external radiating fin 4 to the short pin 41. It is also possible to discriminate by the size of the interval between the pins 41a and 41b.
  • the clock frequency control unit 23 determines the cooling capacity of the attached external radiating fins 4 and 5 by the position and arrangement of the short pins 41 and 51 provided in the external radiating fins 4 and 5.
  • the cooling capacity of the attached external radiation fins 4 and 5 may be determined by the number of pins, the thickness of the pins, or the length of the pins provided in the external radiation fins 4 and 5. Good.
  • a pin hole corresponding to the number of pins, a pin hole corresponding to the thickness of the pin, or a pin hole corresponding to the length of the pin is formed in the socket 21.
  • electrical connection and fixing between the information processing unit 2 and the external radiating fins 4 and 5 are performed by the short pins 41 and 51, but members having both functions of electrical connection and fixing,
  • a metal fitting having a shape that sandwiches the information processing unit 2 may be used.
  • FIG. 4 is a diagram schematically illustrating an example of an information processing system including the information processing unit according to the second embodiment of the present invention.
  • the information processing unit 2 according to the second embodiment of the present invention is different from the first embodiment described above in that the external cooling fans 6 and 7 can be mounted.
  • the description of the same configuration and operation as those in the first embodiment will be omitted, and a description of the different configuration and operation will be given below.
  • an external cooling fan 6 can be attached to the information processing unit 2.
  • the external cooling fan 6 is an example of a cooling unit and a cooling fan.
  • An external cooling fan 7 can be attached to the information processing unit 2.
  • the external cooling fan 7 is an example of a cooling unit and a cooling fan.
  • the external cooling fan 6 has a short pin 61.
  • Short pin 61 includes pins 61a and 61b.
  • the short pin 61 is an example of a connection pin.
  • the external cooling fan 6 is attached to the information processing unit 2 by inserting the pin 61a into the pin hole 21a and inserting the pin 61b into the pin hole 21b.
  • the external cooling fan 7 has a higher cooling capacity than the external cooling fan 6. In general, as the cooling capacity of the cooling fan increases, the dimensions of the outer shape also increase.
  • the external cooling fan 7 has a short pin 71.
  • Short pin 71 includes pins 71a and 71b.
  • the short pin 71 is an example of a connection pin.
  • the interval between the pins 71a and 71b is larger than the interval between the pins 61a and 61b. That is, the position and arrangement of the short pins 61 of the external cooling fan 6 and the short pins 71 of the external cooling fan 7 are different.
  • the external cooling fan 7 is attached to the information processing unit 2 by inserting the pin 71a into the pin hole 21a and inserting the pin 71b into the pin hole 21c.
  • the clock frequency control unit 23 determines which of the external cooling fans 6 and 7 among the external cooling fans 6 and 7 is attached to the information processing unit 2.
  • the external cooling fan 6 attached to the information processing unit 2 is discriminated based on which of the short pins 61, 71 included in 7 is short-circuited. , 7 can be set.
  • the clock frequency control unit 23 determines the cooling capacity of the mounted external cooling fans 6 and 7 based on the connection status of the external cooling fans 6 and 7, and determines the clock frequency of the CPU as the cooling capacity. It is possible to change according to.
  • the clock frequency control unit 23 can determine the cooling capacity of the mounted external cooling fans 6 and 7 based on the position and arrangement of the short pins 61 and 71 included in the external cooling fans 6 and 7. It is possible to change the clock frequency of the CPU according to the cooling capacity.
  • the CPU clock frequency when any one of the external cooling fans 6 and 7 is attached to the information processing unit 2, the CPU clock frequency is set to one of the two frequencies.
  • the CPU clock frequency may be set to any one of three or more frequencies.
  • the distance between the pins 61a and 61b and the distance between the pins 71a and 71b may be determined according to the cooling capacity of the external cooling fans 6 and 7.
  • the cooling capacity of the external cooling fan 7 is higher than the cooling capacity of the external cooling fan 6, the distance between the pins 71a and 71b is larger than the distance between the pins 61a and 61b. Is also big. For this reason, the connection strength between the information processing unit 2 and the external cooling fan 7 can be made higher than the connection strength between the information processing unit 2 and the external cooling fan 6.
  • the clock frequency control unit 23 sets the cooling capacity of the external cooling fan 6 to that of the short pin 61. It is also possible to determine by the size of the interval between the pins 61a and 61b.
  • the configuration described in the above embodiment shows an example of the contents of the present invention, and can be combined with another known technique, and can be combined with other configurations without departing from the gist of the present invention. It is also possible to omit and change the part.
  • 1,1A information processing system 2 information processing unit, 3 heat dissipation fins, 4,5 external heat dissipation fins, 6,7 external cooling fan, 21 socket, 21a, 21b, 21c pin hole, 22 information processing section, 23 clock Frequency control unit, 41, 51, 61, 71 short pin, 41a, 41b, 51a, 51b, 61a, 61b, 71a, 71b pin.

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)
  • Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)

Abstract

Selon l'invention, une unité de traitement d'informations (2) comprend : une partie de traitement d'informations (22) qui contient un processeur tel qu'une CPU ; et une partie de commande de fréquence d'horloge (23) qui détermine les performances de refroidissement d'ailettes de rayonnement thermique externes montées (4, 5) en fonction des états de connexion des ailettes de rayonnement thermique externes (4, 5), et qui change la fréquence d'horloge du processeur tel que la CPU selon les performances de refroidissement.
PCT/JP2018/009781 2018-03-13 2018-03-13 Unité de traitement d'informations WO2019175981A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201880004226.5A CN110476137A (zh) 2018-03-13 2018-03-13 信息处理单元
JP2018540878A JP6440914B1 (ja) 2018-03-13 2018-03-13 情報処理ユニット
PCT/JP2018/009781 WO2019175981A1 (fr) 2018-03-13 2018-03-13 Unité de traitement d'informations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2018/009781 WO2019175981A1 (fr) 2018-03-13 2018-03-13 Unité de traitement d'informations

Publications (1)

Publication Number Publication Date
WO2019175981A1 true WO2019175981A1 (fr) 2019-09-19

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ID=64668490

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PCT/JP2018/009781 WO2019175981A1 (fr) 2018-03-13 2018-03-13 Unité de traitement d'informations

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JP (1) JP6440914B1 (fr)
CN (1) CN110476137A (fr)
WO (1) WO2019175981A1 (fr)

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JP2000172378A (ja) * 1998-12-04 2000-06-23 Sony Corp 冷却補助装置、冷却補助方法、電子機器、および情報処理装置
JP2006018491A (ja) * 2004-06-30 2006-01-19 Toshiba Corp 情報処理装置、冷却モジュールおよび冷却モジュールの識別方法

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Publication number Publication date
JP6440914B1 (ja) 2018-12-19
JPWO2019175981A1 (ja) 2020-04-16
CN110476137A (zh) 2019-11-19

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