WO2015029869A1 - Electronic device and information processing system - Google Patents

Electronic device and information processing system

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Publication number
WO2015029869A1
WO2015029869A1 PCT/JP2014/071883 JP2014071883W WO2015029869A1 WO 2015029869 A1 WO2015029869 A1 WO 2015029869A1 JP 2014071883 W JP2014071883 W JP 2014071883W WO 2015029869 A1 WO2015029869 A1 WO 2015029869A1
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WO
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Application
Patent type
Prior art keywords
power
cpu
supply
device
relay
Prior art date
Application number
PCT/JP2014/071883
Other languages
French (fr)
Japanese (ja)
Inventor
牛房 浩行
久志 依田
佐野 大輔
博剛 秋葉
安彦 岡田
圭一郎 田原
修 古渡
崇 町田
Original Assignee
オリンパスメディカルシステムズ株式会社
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.)
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00002Operational features of endoscopes
    • A61B1/0002Operational features of endoscopes provided with data storages
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 – G06F13/00 and G06F21/00
    • G06F1/26Power supply means, e.g. regulation thereof
    • G06F1/32Means for saving power
    • G06F1/3203Power Management, i.e. event-based initiation of power-saving mode
    • G06F1/3234Action, measure or step performed to reduce power consumption
    • G06F1/3287Power saving by switching off individual functional units in a computer system, i.e. selective power distribution
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00002Operational features of endoscopes
    • A61B1/00004Operational features of endoscopes characterised by electronic signal processing
    • A61B1/00006Operational features of endoscopes characterised by electronic signal processing of control signals

Abstract

 In order to provide a technique capable of increasing power-saving effects by making it possible to keep unnecessary CPUs, etc., from being started up, the present invention controls a power source relay (14A) so that, while a first CPU (11A) is loading a common startup program (16) from a startup ROM (13) via a bus (15), power is not supplied from a power source (12) to a second CPU (11B), thereby preventing the second CPU (11B) from accessing the program (16) of the startup ROM (13).

Description

Electronic devices and information processing system

The present invention relates to an information processing system including an electronic device and a plurality of electronic apparatus having a plurality of CPU.

For example, in electronic devices such as the endoscope processor, increases and higher functionality number of functions, with the complexity of the process, taking a configuration that has multiple CPU. Each CPU, boot program (OS, an operating system), each of which uses provided ROM which stores such (Read Only Memory) separately, at the time of startup, starts by loading the boot program each CPU from the respective ROM .

The activation, in the endoscope system or the like including an endoscope processor, and provided with a ROM in which each device is stored inside the boot program and the like in the system, at the time of startup, CPU of each device from the ROM of the device itself you start to load the program.

For the activation method of the multi CPU, and shared a ROM of a plurality of CPU is provided and means for instructing a reset to means and a sub CPU to be a ROM in the shared memory of the main CPU and the sub CPU switches the address of the ROM It discloses a technique (e.g., Patent Document 1). According to this, the main CPU finishes the program operation of the ROM, transfers control to the program on the RAM (Random Access Memory), switches the address of the ROM to the sub CPU side. Then, by releasing the sub CPU reset, switch control of ROM to the sub CPU.

Further, in a computer system or the like comprising a plurality of CPU, are also disclosed for the sub CPU without a built-in ROM (for example, Patent Document 2). According to this, first, allowed to stop the sub-CPU in the reset state, CPU having a built-in-released ROM of the system reset signal (first CPU) is, after the execution of the initial program stored in the ROM, It reads the sub CPU program or the like stored in the SRAM. Thereafter, when the reset signal of the sub CPU is released, the sub CPU reads and executes the SRAM of programs.

Furthermore, in the information processing system in which a plurality of control processor operates according to the control program loaded respectively, it is disclosed for performing the version change in the program for each control processor by adaptation information and version information (for example, Patent Document 3).

JP 7-64938 discloses JP 2005-92515 JP JP-9-305384 discloses

In the conventional electronic device, even if it contains unnecessary CPU in the electronic device, and that all the CPU is activated. Similar problems may also occur for an information processing system.
The present invention is, for unnecessary CPU or system by allowing Prefer not start, and an object thereof is to provide a technique capable of enhancing the power saving effect.

According to an embodiment of the present invention, an electronic device having a plurality of CPU, the second executing a first CPU executing the first process, a second process different from the first treatment and the CPU, for activating the first and second CPU, a storage medium for storing a program to be used in common in the first and second CPU, said first CPU, said second CPU and a bus line that connects to the storage medium each other, a power source for supplying power to said first and second CPU, the first relay to switch the power supply on / off from the power supply to said second CPU , comprising a first CPU, in the first CPU, while loading the program from the storage medium via the bus line, power to the second CPU from the power supply but not supplied By controlling the first relay, and having a relay control unit wherein said second CPU is controlled so as not to access the program of the storage medium.

Further, according to another aspect of the present invention, there is provided an information processing system having a plurality of electronic devices, provided on the first electronic device, a first CPU executing the first process, the second provided on electronic equipment, and a second CPU executing a second different processing from the first processing, for activating the first and second CPU, the first and second CPU a storage medium for storing a program to be used in common, and a cable for connecting the first electronic device and said second electronic apparatus and the storage medium to each other, the power to the first and second electronic devices and a power supply, anda first relay for switching the power supply on / off from the power supply to said second CPU, said first CPU is in said first CPU, said cable program from the storage medium via While it is loading, by controlling the first relay so that no power is supplied to the from the power supply second CPU, so that the second CPU is not accessing the program of the storage medium and having a relay control unit for controlling the.

According to the present invention, the unnecessary CPU or apparatus by making it possible Prefer not start, the power saving effect is enhanced.

It is a diagram of an electronic apparatus according to the first embodiment. It is a configuration diagram of a CPU according to the first embodiment. Is a time chart showing activation processing in the endoscope processor according to the first embodiment. It is a configuration diagram of an endoscope system according to a second embodiment. It is a configuration diagram of a CPU according to the second embodiment. Is a time chart showing activation processing in the endoscope system according to the second embodiment. It is a configuration diagram of an endoscope system according to a third embodiment. It is a configuration diagram of a CPU of the main device according to a third embodiment. It is a configuration diagram of a CPU of the peripheral device according to the third embodiment. Time chart showing the starting process of the endoscope system 1 according to the third embodiment; FIG. Time chart showing the starting process of the endoscope system 1 according to the third embodiment; FIG.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
<First embodiment>
Figure 1 is a block diagram of an electronic apparatus according to the present embodiment. The electronic apparatus shown in FIG. 1, three CPU 11A ~ 11C, the power supply 12, starts a ROM13 and two power relay 14A, the 14B, and the CPU 11A ~ 11C and start ROM, mutually connected by a bus 15 there. The electronic device according to the present embodiment includes any electronic device comprising a plurality of CPU. In the following description the endoscope processor 1 as an example.

In the block diagram of FIG. 1, only the configuration relating to starting the endoscope processor 1 according to this embodiment, another configuration of the configuration and the like for processing the image acquired from the endoscope e.g. It has been omitted. Similarly in other drawings and the following description, it is assumed that will be described mainly a structure related to starting the endoscope processor 1.

Three CPU 11A ~ 11C of the endoscope processor 1 has functions respectively assigned. For example, as shown in FIG. 1, CPU 11A operates as a main CPU, is provided in order to control the various processes of the processing of the endoscopic image. CPU11B and 11C are provided for the communication and display, respectively.

Power supply 12 supplies power to each part of the endoscope processor 1 including a CPU 11A ~ 11C.
Power relay 14A switches the power supply on / off to CPU 11B, the power supply relay 14B switches the power supply on / off to CPU11C.

Start ROM13 is for starting the CPU 11A ~ 11C, stores the boot common program (OS) 16 such as that commonly used in CPU 11A ~ 11C.
The endoscope processor 1 shown in FIG. 1, power supply relay 14A, the 14B, controls the power supply from the power source 12 to the CPU 11A ~ 11C. Three CPU 11A ~ 11C is activated receiving power one by one, from the CPU to the power supply starts, the startup common program 16 for use in common between the CPU accesses via the bus 15 to start ROM13 to load from ROM13. In Figure 1, n-th (n = 1,2, ···) a CPU to start to represent a "CPU # n" in the following description and drawings, represent the boot order in a similar manner to. Power relay 14A, the control of 14B, respectively CPU 11A, 11B is carried out.

Next, CPU 11A of FIG. 1, the configuration and operation of the 11B will be described. In the following, when it is necessary to distinguish the CPU each other and be described by a reference numeral of A ~ C. The same applies to other configurations, such as a power relay.

Figure 2 is a block diagram of a CPU 11. As shown in FIG. 2, CPU 11 includes a memory unit 21, the control unit 22 and the power supply unit 23.
Power supply unit 23 supplies power to the CPU22 of each section receives the required power from the power source 12 to operate the CPU 11.

Memory unit 21 stores the boot common program 16 loaded from the boot ROM 13.
Control unit 22, after the loading of the boot for the common program 16 from the activation ROM13 is completed, executes various processes for operating the CPU 11. The control unit 22, if necessary, controls the power supply relay 14. For the control of the power supply relay 14, specifically, while loading the boot common program 16 starts ROM13 through the bus 15 in the own apparatus, electric power to CPU11 should then start from the power source 12 There controlling the power relay 14 so as not to be supplied. Thus, the control unit 22, CPU 11 next to be activated is controlled so as not to access the boot for the common program 16 of the boot ROM 13.

Thus, CPU11 (CPU # n), when the power from the power source 12 to itself is supplied, the memory unit 21 stores the starting common program 16 loaded from the boot ROM 13, the control unit 22, itself It executes a process for operating. Then, the control unit 22, if other CPU11 to execute the next boot process via a power supply relay 14 (CPU # n + 1) is present, switches the power supply on / off to CPU # n + 1 power supply and it controls the relay 14.

Figure 3 is a time chart showing activation processing in the endoscope processor 1 according to this embodiment. Referring to FIG. 3, the starting method of the endoscope processor 1 comprising a CPU11 illustrated in FIGS. 1 and 2 will be specifically described.

As shown in FIG. 3, according to the endoscope processor 1 according to this embodiment, first, among the CPU 11A ~ 11C of (three in FIG. 1) more, power supply 12 to the CPU 11A and start ROM13 the main CPU power is supplied from. Initially, the power relay 14A, 14B, respectively CPU 11B, are set off a power supply to 11C. Start ROM13 receives an instruction from CPU11A via the bus 15, to start the operation.

When the activation ROM13 recognizes that it has started the operation, CPU 11A from the power supply 12 receiving power supply, starts processing for activation. Specifically, CPU 11A executes a process of loading the boot common program 16 of the boot ROM13 through the bus 15. When starting the common program 16 loads the completion of the operation of CPU11A is started, the control unit 22 of the CPU11A then sends an activation command to the power relay 14A, access to the boot with respect to CPU 11B ROM 13 and to allow the loading of the start-up for the common program 16. The activation instruction, to the power supply relay 14 includes an instruction to switch from off to on the power supply to the CPU11 connected. Activation command is input to the power supply relay 14A through a signal line from the CPU 11A. By the power relay 14A is switched in accordance with activation instruction, the power supply to CPU11B starts from the power supply 12.

CPU11B is due to that the power supply from the power source 12 is started, to start the boot process. The contents of the start-up process is the same as the CPU11A. CPU11B, when the process of loading a start-up for the common program 16 of the start-up ROM13 is completed, transmits an activation instruction towards the CPU11B. By the power supply relay 14B is switched in accordance with activation instruction, the power supply to CPU11C starts from the power supply 12.

CPU11C receives the power supply from the power source 12, CPU 11A, similar to the 11B, it executes the boot process. Further, etc. If the CPU11 connected via a control unit 22C and the bus 15 of CPU11C exists, performs the same processing as described above, the CPU11 which is further connected via a power supply relay 14 is no longer present, to complete the activation process of the endoscope processor 1.

Thus, in the endoscope processor 1 illustrated in Figures 1 and 2, the power relay 14A, CPU 11A ~ 11C by placing 14B is to access the boot ROM13 started in order, the three CPU 11A ~ 11C a common activation ROM13 may be used one between. Accordingly, it becomes unnecessary to provide a CPU as many ROM to the endoscope processor 1, it is possible to reduce the cost.

Further, as the endoscope processor 1 illustrated in FIG. 1, if the function to each of the plurality of CPU11 is assigned, depending on such use of the electronic equipment, not used for a predetermined function i.e. predetermined CPU11 If it is also conceivable. As in this embodiment, with the configuration that will start CPU11 is the power relay 14 in order, for a given CPU11 is not used (e.g. CPU11 of CPU # N later) becomes possible control Prefer not start. By control becomes possible Prefer not start for unnecessary CPU, power saving effect can be expected.
<Second Embodiment>

The above embodiment relates to a method in which a plurality of CPU11 provided within a electronic device to load and run the boot common program 16 one by one in a predetermined order. In contrast, in this embodiment, it relates to a method in which a plurality of devices provided in a certain system is started by loading the common program for starting one by one in a predetermined order. In the following description focuses on differences from the embodiment.

Figure 4 is a configuration diagram of an endoscope system according to this embodiment. The endoscope system 10 illustrated in FIG. 4 has an endoscope processor 5, peripheral devices (ultrasound device 6 and the printer 7) and a hard disk 8 is a main device. Ultrasonic device 6 and printer 7, as well as the hard disk 8 is endoscope processor 5 and peripherals are connected to each other by a cable 9.

In this embodiment, as in the above embodiment, the configuration according to the starting method of the endoscopic system 10 according to this embodiment and that we describe center, omitting detailed description of other configurations to.

Processor endoscope 5 has a power supply 51 and CPU 2A. Power source 51 supplies power to each part of the endoscope processor 5. CPU2A executes various processes such as image processing of the endoscope, when supplied with power from the power source 51, to load the boot common program 18 for use in common between the CPU2 stored in the hard disk 8, to run the start-up process.

Although details will be described with reference to FIG. 6, the hard disk 8, apparatus such as an endoscope processor 5 (device # 1 to device # 3) to start upon receipt of power supply from the power source 41 prior to the It is expressed as "device # 0" in FIG. 4. In other drawings described in the following, for the same reason, and represent the hard disk 8 as "device # 0".

Ultrasound 6 which is one of the peripheral devices has a power supply 61, CPU 2B and power relay 17A. CPU2B executes various processes related to ultrasound by the ultrasound device 6. Power relay 17A, under the control of CPU2A endoscope processor 5, switch the power supply on / off to CPU2B from the power supply 61.

Printer 7 which is one of the peripheral devices has a power source 71, CPU2C and power relay 17B, the power supply relay 17B, under the control of CPU2B ultrasonic device 6, on the power supply from the power source 71 to CPU2C / switched off.

Figure in the endoscope system 10 is shown in 4, ultrasound device 6 and the printer 7 are peripherals, each power supply relay 17A, includes a 17B, the endoscope processor 5 and the control of the power supply relay 17 of each device receiving from CPU2 ultrasonic device 6. Thus, it switched from off to on the power supply from the power source 61, 71 in his device. Timing the power supply by the power supply relay 17 is switched from off to on, the power supply relay 17B of the endoscope processor 5 and printer 7 in unit (Fig. 4 for controlling the power relay 17 for controlling the power relay 17A of the ultrasound device 6 it is when the activation process is completed in the ultrasonic device 6) for controlling.

Next, a description will be given CPU2 configuration and operation of each device shown in FIG.
Figure 5 is a block diagram of a CPU 2. CPU2 of the configuration shown in FIG. 5, a memory unit 81, the control unit 82 and the power supply unit 83.

Power supply unit 83 receives the power required to operate themselves CPU2 from the power source 51 supplies power to each unit in the CPU2.
Memory unit 81 stores a boot common program 18 loaded from the hard disk 8.

Control unit 82, after the loading of the boot for the common program 18 from the hard disk 8 is completed, executes various processes for operating the CPU 2. The control unit 82, if necessary, controls the power supply relay 17 of the peripheral device connected (ultrasound device 6 and the printer 7, etc.). For the control of the power supply relay 17, specifically, while loading the boot common program 18 from the hard disk 8 through the cable 9 in its own device, the power supply so that the power from the power source 61 with respect to CPU2B not supplied to control the relay 17. Thus, the control unit 82, CPU 2B is controlled so as not to access the boot for the common program 18 of the hard disk 8.

Thus, CPU 2 in a device (apparatus #n) (CPU # n), when the power from the power supply of the device itself via the power supply unit 83 to itself is supplied, the memory unit 81, from the hard disk 8 stores starting common program 18 loaded, control unit 82 executes a process for operating themselves. Then, the control unit 82, if the other device # n + 1 to be next activated via a power supply relay 17 is present, switches the power supply on / off to CPU2 device # n + 1 (CPU # n + 1) It performs the control of the power supply relay 17.

Figure 6 is a time chart showing activation processing in the endoscope system 10 according to this embodiment. 6, how to start the endoscopic system 10 comprising a CPU2 illustrated in FIGS. 4 and 5 will be specifically described.

In the endoscope system 10 according to this embodiment, first, it recognizes the system start instruction by pressing down the power button of the endoscope processor 5 is a main apparatus, the endoscope processor 5, the hard disk 8 sends an indication of the power is turned on. Hard disk 8, the endoscope processor 5 (the CPU 2A) receives an instruction from, start by receiving power from the power source 41, to start the operation.

Upon recognizing that the hard disk 8 starts operating, the endoscope processor 5, supplied with electric power from the power source 51 of the self apparatus, starts the process for activation. Specifically, the endoscope processor 5 executes the process of loading the boot common program 18 of the hard disk 8 through the cable 9. To determine the configuration of the endoscope processor 5 is how it works, is as described in the explanation of the first embodiment above.

CPU2A endoscope processor 5 (the control unit 82 of), when the device itself starts, then sends an activation command to the power relay 17A of the ultrasound device 6 accesses the hard disk 8 against CPU2B to allow the loading of the start-up for the common program 18 Te. The activation instruction, to the power relay 17A, includes an instruction to switch from off to on the power supply to the connected CPU 2B. Activation command is input to the power supply relay 17A through a signal line from the CPU 2A. By the power relay 17A is switched in accordance with activation instruction, the power supply to CPU2B starts from the power supply 61.

CPU2B ultrasonic device 6, with the that the power supply from the power source 17A of the device itself starts, begins the starting process. For information about startup process, as described above. CPU2B transmits when the activation process of the apparatus is completed, a start command to the power relay 17B. By the power supply relay 17B is switched in accordance with activation instruction, the power supply to CPU2C starts from the power supply 71.

Thereafter, CPU2C printer 7 performs the activation process described above. Etc. If there are other electronic devices that are further connected performs the same processing as described above, further electronic devices connected via the power supply relay 17 is no longer present, activation of the endoscope system 10 to complete the process.

As described above, according to the endoscope system 10 according to this embodiment, devices in the system is running with the launch loads the boot common program 18 stored in one hard disks 8 go. That is, in the endoscope system 10 according to the present embodiment, it is possible to use a common hard disk 8 between a plurality of devices. This makes it unnecessary to provide an apparatus and same number of hard disks in the system, as in the above embodiment, it is possible to reduce the cost.

Moreover, startup sequence # 1, # 2, by arranging the devices in accordance with., For a given device (e.g., after apparatus #N device) can also be controlled such Prefer not start to become. In the structure where Prefer not start for unnecessary device, similarly to the endoscope processor 1 according to the above embodiment, the power saving effect can be expected.
<Third Embodiment>

In the second embodiment, it is first powered on first device # 1 is a main apparatus, the startup process is completed, the first device # 1 is next to be of the second device # 2 starts It controls the power relay, to start power supply. When the second device # 2 activation process is completed, and controls the third apparatus # 3 of the power supply relay to be activated second device # 2 is then gradually activating the sequential device. In contrast, in this embodiment, the first device # 1 is a main device is gradually controlling other devices # 2 and 3, the ... power relays in order. In the following description focuses on differences from the embodiment. Below in the description and drawings, the same configuration as the second embodiment uses the same reference numerals, the details of description of the operation or the like, will be omitted.

Figure 7 is a configuration diagram of an endoscope system 10A according to the present embodiment. Devices constituting the endoscope system 10A shown in FIG. 7 is similar to that of the second embodiment, the endoscope processor 5, an ultrasonic device 6 and the printer 7 which is a peripheral device, be a hard disk 8 They are connected to each other by a cable 9.

In this embodiment, as in the above embodiment, the configuration according to the starting method of an endoscope system 10A according to this embodiment and that will be described mainly, omitted a detailed description of other configurations to.

Processor endoscope 5 has a power supply 51 and CPU 3. Power supply 51 is similar to the second embodiment. Like the second embodiment, the hard disk 8 is started by receiving power from a power source 41 before the CPU 3. CPU3 is, when supplied with power from the power source 51, for executing the boot process by loading the boot common program 18 from the hard disk 8 is the same as in the second embodiment. Further, CPU 3 is a power supply relay 17 to switch the power supply on / off in other devices such as peripherals, continue to control in a predetermined order.

Ultrasound 6 which is one of the peripheral devices has a power supply 61, CPU 4B and the power relay 17A. The power supply 61 and power relays 17A, is similar to the second embodiment. CPU4B executes the startup processing of the ultrasound device 6.

Printer 7 which is one of the peripheral devices has a power supply 71, CPU4C and power relay 17B. The power supply 71 and power relays 17B, is similar to the second embodiment. CPU4C performs activation processing of the printer 7.

In the endoscope system 10A shown in FIG. 7, the endoscope processor 5 is the main device to control the power relay 17A of the ultrasound device 6 and the printer 7 which is a peripheral device, a 17B in a predetermined order, It activates the peripheral devices in order. That, CPU 3 of the endoscope processor 5 is a main device, and controls the power supply relay 17 to switch the power supply on / off to start the process and peripherals of its own device, CPU 4 of the peripherals of the device itself start-up process only to the execution.

Next, the CPU4 the structure and operation of the CPU3 and peripherals of the main device will be described with reference to respective FIGS. 8 and 9.
Figure 8 is a block diagram of a CPU3 of the endoscope processor 5 is a main device. CPU3 shown in FIG. 8, a memory unit 81, the control unit 84 and the power supply unit 83. The memory unit 81 and the power supply unit 83 is similar to the CPU2 of the second embodiment shown in FIG.

Control unit 84 controls the power supply relay 17 to switch the power supply on / off to the peripheral device in a predetermined order. The order to control the power relay, previously stored in the memory unit 81 or the like, is used in reading this after activation of the CPU 3. The control unit 84 loads the boot common program 18 from the hard disk 8, the control unit 84, the point of executing various processes for operating the CPU3 is according to the second embodiment shown in FIG. 5 it is similar to the CPU2 control unit 81.

Figure 9 is a block diagram of CPU4 ultrasound system 6 and a printer 7 which is a peripheral device. CPU4 shown in FIG. 9 includes a memory unit 81, the control unit 85 and the power supply unit 83. The memory unit 81 and the power supply unit 83, CPU 2 and according to the second embodiment shown in FIG. 5 is similar to CPU3 shown in FIG.

Control unit 85, similarly to CPU3 of CPU2 and 8 in FIG. 5, to load the boot common program 18 from the hard disk 8. Then, the control unit 85 executes various processes for operating the CPU 4. As described above, in this embodiment, the control unit 85 of the CPU4 does not perform the processing of controlling the power supply relay 17 of the other devices.

Thus, CPU 3 in the main apparatus (device # 1) (CPU # 1), when the power from the power source 51 of the device itself via the power supply unit 83 to itself is supplied, the common startup in the memory unit 81 storing the program 18, the control unit 84 executes a process for operating themselves. In the present embodiment, after starting the CPU # 1, CPU # 1 CPU4 the peripheral to control the power relay 17 in a predetermined order (CPU # 2, # 3, ···) will activate the.

10A and 10B are a time chart showing the starting process of the endoscope system 10A according to the present embodiment.
As described above, the procedure starts endoscopic system 10A according to the present embodiment (in FIGS. 10A and 10B (※)) is a device that transmits an activation command to the peripheral device (device # 2 and device # 3) both different from the second embodiment in that a device # 1 (endoscope processor 5). Moreover, activation instruction receiving device # 2, device # 3, the load from device # 0 (hard disk 8) of the boot for the common program 18 is completed, with respect to device # 1, the fact that loading of the program is completed also different in that notification. The other procedure is similar to that of the endoscopic system 10 according to the second embodiment described with reference to FIG.

Here, with reference to (※) subsequent FIGS. 10A and 10B, the CPU3 control of the endoscope processor 5 is the main device to stop the one of the peripheral devices, peripheral devices then stopped the steps to perform a process for restarting the specifically described.

First, with respect to ultrasonic device 6 from the endoscope processor 5 transmits the stop command. Stop instruction specifically includes an instruction to switch from ON to OFF the power supply to the CPU4B to the power relay 17A of the ultrasound device 6. Stop command is input to the power supply relay 17A through a signal line from the control unit 84 of the CPU 3.

In CPU4B ultrasonic device 6, the control unit 85, along with the power supply according stop instruction received from the endoscope processor 5 to CPU4B by power relay 17A is stopped, the operation of the ultrasonic device 6 to stop.

In the time chart shown in FIGS. 10A and 10B, then again start instruction to the ultrasonic probe 6 during the operation stop of the endoscope processor 5 is transmitted. As in the second embodiment, the activation instruction, to the power relay 17A, includes an instruction to switch from off to on the power supply to the connected CPU 4B. By the power relay 17A is switched in accordance with activation instruction, the power supply to CPU4B starts from the power supply 61. CPU4B is by the same procedure as the second embodiment, it performs the startup process.

As described above, in the endoscope system 10A according to the present embodiment, similarly to the above embodiment, by loading a boot common program 18 devices in the system are stored one by one hard disk 8 starts it is configured to continue to run the process. Thus, it is possible to obtain the same effect as in the second embodiment.

Furthermore, according to the endoscope system 10A according to the present embodiment, the endoscope processor 5 is a main device, activation of other devices (peripheral devices such as ultrasonic devices 6 and printer 7 in Fig. 7) and to command a stop. By adopting such a configuration, as described with reference to FIGS. 10A and 10B, among the plurality of peripheral devices, allowed to stop for not requiring device allowed to start, when it becomes necessary control of such is restarted also possible. As a result, it can be expected even higher power saving effect.

In the above it is described using an endoscope system 10,10A shown in FIGS. 4 and 7, but is not limited thereto. That may be a main device a medical device other than the endoscope processor 5 of the system, the peripheral device may be a device other than the ultrasound device 6 and a printer 7. Further, not limited to the endoscope system 10, or may be other information system comprising a plurality of other medical systems and any electronic devices.

In addition, start-up for the ROM13 and start-up for the common program to be loaded from the hard disk 8, but is not limited to the OS. For example, drivers and middleware may be an application or the like.

Furthermore, in the electronic device such as an endoscope processor 1 of the configuration shown in FIG. 1, similar to the third embodiment, the main CPU11A power relay 14A, by controlling the 14B other CPU 11B, 11C a predetermined order in may be configured to perform control to continue by activating. By adopting such a configuration, the endoscope processor 1 of Figure 1, it is possible to obtain the same effect as the endoscope system 10A according to the present embodiment.

In addition to this, the present invention is within a range not departing from the gist of the present invention, and various modifications and changes. For example, it may remove some of the components from the configuration across shown in the embodiments described above, and further may be combined different components of the embodiments as appropriate.

1,5 endoscope processor 2 ~ 4 CPU
6 ultrasound device 7 Printer 8 Hard 9 cable 10,10A endoscope system 11 CPU
12 Power 13 start-up ROM
14 power supply relay 15 bus 16, 18 boot common program 17 power relays 21, 81 memory unit 22,82,84,85 controller 23,83 supply unit 41, 51, 61, 71 Power

Claims (7)

  1. An electronic apparatus having a plurality of CPU,
    A first CPU executing the first process,
    A second CPU executing a second different processing from the first processing,
    To start the first and second CPU, a storage medium for storing a program to be used in common in the first and second CPU,
    A bus line that connects said first CPU, said second CPU and said storage medium each other,
    A power source for supplying power to said first and second CPU,
    A first relay for switching the power supply on / off from the power source to the second CPU,
    Equipped with,
    The first CPU is
    In the first CPU, while loading the program from the storage medium via the bus line, power to the second CPU from said power source to control the first relay so as not to be supplied it allows the electronic device characterized by having a relay control unit wherein said second CPU is controlled so as not to access the program of the storage medium.
  2. The relay control unit includes a wherein said first CPU is controlled so as the second CPU after completing the loading of the program is allowed to load the program by accessing said storage medium the electronic apparatus according to claim 1 wherein the.
  3. A third CPU running different third processing said first and second processing,
    Further comprising ,, a, and a second relay for switching the power supply on / off from the power source to said third CPU
    The second CPU is
    In the second CPU, while loading the program from the storage medium via the bus line, the power to the third CPU from said power source to control the second relay so as not to be supplied it allows electronic device according to claim 1 or 2, characterized in that a second relay control portion to which the third CPU is controlled so as not to access the program of the storage medium.
  4. An information processing system comprising a plurality of electronic devices,
    Provided in the first electronic apparatus, a first CPU executing the first process,
    Provided in the second electronic device, and a second CPU executing a second different processing from the first processing,
    To start the first and second CPU, a storage medium for storing a program to be used in common in the first and second CPU,
    A cable for connecting the first electronic device and said second electronic apparatus and the storage medium to each other,
    A power source for supplying power to said first and second electronic devices,
    A first relay for switching the power supply on / off from the power source to the second CPU,
    Equipped with,
    The first CPU is
    In the first CPU, while loading the program from the storage medium via the cable, to control the first relay so that no power is supplied to the from the power supply second CPU the information processing system characterized by having the relay control unit in which the second CPU is controlled so as not to access the program of the storage medium.
  5. The relay control unit includes a wherein said first CPU is controlled so as the second CPU after completing the loading of the program is allowed to load the program by accessing said storage medium the information processing system according to claim 4.
  6. Provided in the third electronic device, and a third CPU running different third processing said first and second processing,
    And a second relay for switching the power supply on / off from the power source to said third CPU,
    The second CPU is
    In the second CPU, while loading the program from the storage medium via the cable, to control the second relay so that no power is supplied to the from the power supply third CPU the information processing system according to claim 4 or 5, wherein it has a second relay control portion to which the third CPU is controlled so as not to access the program of the storage medium.
  7. Provided in the third electronic device switches the third CPU and the third on / off of the power supply from the power supply for the CPU to perform different third processing said first and second processing and a second relay,
    The relay control unit of the first CPU, in the second CPU, while loading the program from the storage medium via the cable, the power to the third CPU from said power supply controlling the second relay to not supplied, so that the third CPU after said second CPU has completed the loading of the program is allowed to load the program by accessing said storage medium the information processing system according to claim 4 or 5, wherein the further perform control.
PCT/JP2014/071883 2013-08-28 2014-08-21 Electronic device and information processing system WO2015029869A1 (en)

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JP2013176770 2013-08-28

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5990159A (en) * 1982-11-12 1984-05-24 Sharp Corp Multi-cpu starting system
JPH08112258A (en) * 1994-10-14 1996-05-07 Olympus Optical Co Ltd Medical care system
US6400717B1 (en) * 1998-10-16 2002-06-04 Samsung Electronics Co., Ltd. Device for booting a multiprocessor embedded system and method of operation
JP2003099159A (en) * 2001-09-21 2003-04-04 Mitsubishi Heavy Ind Ltd Computer system
JP2013050863A (en) * 2011-08-31 2013-03-14 Seiko Epson Corp Processor, and method for starting processor

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5990159A (en) * 1982-11-12 1984-05-24 Sharp Corp Multi-cpu starting system
JPH08112258A (en) * 1994-10-14 1996-05-07 Olympus Optical Co Ltd Medical care system
US6400717B1 (en) * 1998-10-16 2002-06-04 Samsung Electronics Co., Ltd. Device for booting a multiprocessor embedded system and method of operation
JP2003099159A (en) * 2001-09-21 2003-04-04 Mitsubishi Heavy Ind Ltd Computer system
JP2013050863A (en) * 2011-08-31 2013-03-14 Seiko Epson Corp Processor, and method for starting processor

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