CN111596729A - Miniature high-performance computer host system and use method - Google Patents
Miniature high-performance computer host system and use method Download PDFInfo
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- CN111596729A CN111596729A CN202010657109.8A CN202010657109A CN111596729A CN 111596729 A CN111596729 A CN 111596729A CN 202010657109 A CN202010657109 A CN 202010657109A CN 111596729 A CN111596729 A CN 111596729A
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- 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
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1626—Constructional details or arrangements for portable computers with a single-body enclosure integrating a flat display, e.g. Personal Digital Assistants [PDAs]
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- 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
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1632—External expansion units, e.g. docking stations
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- 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
- G06F1/263—Arrangements for using multiple switchable power supplies, e.g. battery and AC
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- 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
- G06F1/28—Supervision thereof, e.g. detecting power-supply failure by out of limits supervision
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Abstract
The invention discloses a miniature high-performance computer host system, which comprises a host and a base, wherein the host comprises a computer module, a host control unit, a base interface, a miniature battery, a charging circuit and a high-speed power supply switching circuit; the base comprises a power input interface, a base control unit, a host interface power supply switch, a USB sound card, a USB network card, a network interface, a display interface, an audio interface, a USB interface, a state indication screen and a fan. The volume of the computer host provided by the invention is about 100 cubic centimeters, and the computer host is about the size of a common cigarette and can be carried about in a pocket; electrified hot plug can be realized through base interface and host computer interface, automatic dormancy and automatic awakening simultaneously, and after getting into the dormant state, whole host computer keeps an extremely low power consumptive state, relies on inside miniature battery to guarantee that at least one month does not lose data, has created the advantage for the improvement of office efficiency.
Description
Technical Field
The invention relates to a computer host system, in particular to a miniature high-performance computer host system, and belongs to the field of computers.
Background
Computers are increasingly becoming indispensable office equipment, and how to make computers easy to carry and convenient to use is a subject of continuous research of people.
Currently, portable office computers have three main modes:
1. the notebook computer has all functions of a computer and can be used for common office work.
2. The tablet personal computer has all functions of a computer, is easier to carry than a notebook computer, mainly adopts touch operation, and can also be operated by an external keyboard and a mouse.
3. The microcomputer host does not have equipment such as a display screen, a keyboard and the like, is smaller in size than a notebook computer and a tablet personal computer, is easier to carry, and needs to be matched with external equipment such as a base to work cooperatively.
The defects of the prior art are as follows:
1. notebook computers and tablet computers are not likely to be too small in size and weight due to the display screen and the battery, and are still not very portable.
2. The microcomputer host without a screen and a keyboard can be made very small in size and easy to carry, but does not have a battery, is similar to an ordinary desktop computer, needs normal startup and shutdown, and is time-consuming and complex to operate.
Disclosure of Invention
In order to improve the office efficiency, the invention provides a miniature high-performance computer host system which can be plugged in and out conveniently and can be automatically dormant and restored and a use method thereof.
The technical scheme adopted by the miniature high-performance computer host system and the use method is as follows: a miniature high-performance computer host system comprises a host and a base, wherein the volume of the host is about 100 cubic centimeters, and the host is about the size of a box of common cigarettes and can be put in a pocket to be carried about. The host comprises a computer module, a host control unit, a base interface, a micro battery, a charging circuit and a high-speed power supply switching circuit; the base comprises a power input interface, a base control unit, a host interface power supply switch, a USB sound card, a USB wired or wireless network card, a network interface, a display interface, an audio interface, a USB interface, a state indication screen and a fan;
the host computer module, the host control unit and the base interface are connected in pairs, the high-speed power supply switching circuit is respectively connected with the computer module, the base interface and the micro battery, the micro battery is connected with the charging circuit, and the charging circuit is connected with the host control unit; the base control unit and the host interface power supply switch are respectively connected with the host interface and the power input interface, the host interface is also respectively connected with the USB sound card, the USB wired or wireless network card, the network interface, the display interface, the audio interface and the USB interface, and the base control unit is also connected with the state indication screen, the host interface power supply switch and the fan.
Furthermore, the computer module of the host comprises a CPU, a DDR memory, a solid state disk, a power supply control circuit and a peripheral circuit, can independently run a software system, and can be controlled by the control unit to power on or power off the internal circuit. The control unit can be formed by a singlechip or an FPGA, a CPLD and an ASIC logic circuit. The micro battery is a rechargeable battery, and a battery with smaller capacity and higher discharge rate is used to obtain smaller volume and weight on the premise of meeting the actual dormancy power consumption requirement of the computer module. The display interface of the host base comprises VGA, DVI, HDMI, DP and Thunderbolt.
The base, the current of the host hot plug detection loop of the host interface of the base is continuously monitored by the internal control unit, when the host is inserted into the base, a certain current can be absorbed, after the absorbed current is stable for a certain time, the power supply switch of the host interface is closed and conducted by the base control unit to supply power to the host, and the control unit of the host is awakened, and then the control unit of the host is in serial communication with the base control unit, after the reliable connection with the base is confirmed, the control unit of the host controls the power on of the internal circuit of the computer module, then the start-up is realized by simulating the pressing of the start-up button of the computer module as shown in figure 11, the computer module is awakened from the dormant state (the last shutdown state is dormant shutdown), the software system is recovered, the working state is entered, and meanwhile, the. When the host computer is inserted into the base to work, the base control unit and the host computer control unit keep serial communication and exchange running information in real time. When the serial communication between the base control module and the host control module is terminated for a period of time or the host hot plug detection loop current of the base disappears for a period of time, the base can judge that the host is removed, and the power supply of the base to the host is cut off.
The host is matched with the base, so that hot plugging of the host can be realized, and the host automatically sleeps and wakes up; the host shell is made of metal and also serves as a CPU radiator, and the base is provided with a fan for carrying out air cooling and heat dissipation on the host shell; after the machine is used, operations such as shutdown and the like are not needed, the host is directly removed from the base and taken away, a high-speed power supply switching circuit in the host detects the removal state of the host and can automatically and uninterruptedly switch the power supply from the base to the power supply of the micro battery, a control unit of the host recognizes the removal state of the host by monitoring the interruption of the power supply of a base interface, a computer module is informed to enter a dormant state, then the internal circuit of the computer module is controlled to be powered off, the control unit also enters the dormant state, the whole host keeps a state with extremely low power consumption, and data can be guaranteed not to be lost for at least; the host is directly placed on the base when the host is needed to be used, the base recognizes that the host is inserted, the host can be automatically powered on, then the host control unit is automatically awakened, after the host control unit detects that the host is reliably connected with the base, the host control unit controls the power on of an internal circuit of the computer module and controls the computer module to be released from a dormant state, the running state is recovered, and meanwhile, the charging circuit is controlled to charge the internal micro battery. The host computer can be switched between the two sets of bases rapidly and freely, so that the office efficiency between two fixed places can be improved.
The invention achieves the following beneficial effects:
the volume of the computer host provided by the invention is about 100 cubic centimeters, and the computer host is about the size of a common cigarette and can be carried about in a pocket; the hot plug can be realized through the base interface and the host interface, and the automatic sleep and the automatic awakening are realized simultaneously, after the host enters the sleep state, the whole host keeps a state with extremely low power consumption, and the data can be ensured not to be lost for at least one month by virtue of the internal micro battery; the host computer can be switched between the two sets of bases rapidly and freely, and the office efficiency between two fixed places is improved.
Drawings
Other features and advantages of the invention will be apparent from the following description of the preferred embodiments of the invention, taken in conjunction with the accompanying drawings and from the claims. Individual features of the different embodiments shown in the figures may be combined in any desired manner in this case without going beyond the scope of the invention. In the drawings:
FIG. 1 is a schematic block diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of a cradle and host interface of embodiment 1;
FIG. 3 is a schematic control diagram of a host control unit according to embodiment 1;
FIG. 4 is a schematic diagram of a cradle and host interface of embodiment 2;
FIG. 5 is a schematic diagram of a composite control of a host control unit according to embodiment 2;
FIG. 6 is a high speed power switching circuit of the present invention;
FIG. 7 is a flow chart of the base operation of the present invention;
FIG. 8 is a flow chart of the host operation of the present invention;
FIG. 9 is a schematic diagram of the host control unit informing the computer module of hibernation via a serial port;
FIG. 10 is a diagram illustrating a host control unit notifying a computer module of hibernation via keyboard keywords;
FIG. 11 is a schematic diagram of the host control unit controlling the computer module to power on and sleep via the power-on button;
FIG. 12 is a schematic diagram of the internal structure of a host computer module;
fig. 13 is a schematic diagram of the internal structure of the host control unit.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1:
in this embodiment, as shown in fig. 1, a micro high-performance computer host system includes a host and a base, where the host includes a computer module, a host control unit, and a base interface; the base comprises a power input interface, a base control unit, a host interface power supply switch, a USB sound card, a USB wired or wireless network card, a network interface, a display interface, an audio interface and a USB interface;
the host computer module, the host control unit and the base interface are connected in pairs; the base control unit and the host interface power supply switch are respectively connected with the host interface and the power input interface, the base control unit is connected with the host interface power supply switch, and the host interface is also respectively connected with the USB sound card, the USB wired or wireless network card, the network interface, the display interface, the audio interface and the USB interface.
As shown in fig. 2, the interface between the base and the host includes a USB signal, a display signal, a serial communication signal, a signal for waking up the host control unit, a host hot-plug detection signal, and a power supply line from the base to the host, where the USB signal is used for the base to access to devices such as a network, audio, a keyboard, a mouse, and a USB disk; the display signal is used for the base to access the display equipment; the serial communication signal is used for bidirectional (or quasi-bidirectional) communication between the control units of the base and the host, and in order to simplify the signal lines of the base and the host, a common two-line protocol, such as a two-line UART, I2C or a custom protocol, can be used, and a single-line quasi-bidirectional protocol can also be used.
As shown in fig. 3, the host hot plug detection signal is used for the base to detect whether the host is plugged in, and the principle is that the host is plugged in to provide an additional current loop R2 for the base, and the base control unit identifies whether the host is plugged in by monitoring the voltage value at the point U2 by 002 voltage; the power supply is used for the base to provide the power for the host computer, and after the base control unit identified the host computer and inserted, the base control unit opened SW1 through 003 and supplied power for the host computer, and after the base supplied power for the host computer, the base control unit awakened the host computer control unit through 001 with a pulse or level.
The host machine also comprises a micro battery, a charging circuit and a high-speed power supply switching circuit, wherein the high-speed power supply switching circuit is respectively connected with the computer module, the base interface and the micro battery, the micro battery is connected with the charging circuit, and the charging circuit is connected with the host machine control unit.
The miniature battery adopts three 25C lithium batteries (YANLPOERER 601148) with the discharge rate of 3.8V and 250mAH to be connected in series to serve as a standby power supply for the computer module, the three batteries are connected in series with the lowest voltage of about 10V (calculated according to the discharge termination voltage of 3.35V), the current can reach 25 x 0.25=6.25A, the highest continuous output power reaches 10V x 6.25A =62.5W, the power consumption requirement of the computer module is met, the maximum power continuous working time reaches 60 min/25 about 2.4 min, the dormancy of the computer module generally configured with the solid state disk needs about 10 seconds, the battery configured in the embodiment completely meets the functional requirements of people, and the volume is about 13 cubic centimeters and the weight is about 18 grams.
As shown in fig. 6, the computer module supplies power in parallel through two electronic switches SW1 and SW2 in opposite states, when the base supplies power, the U1 turns SW1 on and SW2 off, the computer module is powered by the base, and the micro battery is in a standby state; when the base does not supply power, the U1 enables the SW2 to be switched on and the SW1 to be switched off, and the computer module is powered by the micro battery; the switch switching process may have a state that SW1 and SW2 are simultaneously turned off at the same time, and the power supply of the computer module is maintained by the charge stored by C1.
In the power management policy of the computer module software system, it is set that when the power key is pressed in the power-on state, the computer module automatically enters into sleep, and then the host control unit controls the power key of the computer module to be pressed in a simulation manner in the power-on state, so as to realize automatic sleep control, as shown in fig. 11; or a control program is run in the computer module software system, the control program can control the computer module to enter the sleep mode after receiving the notification from the host control unit, the mode of the control program receiving the notification from the host control unit can be serial communication as shown in fig. 9 or keyboard keywords as shown in fig. 10, and when the host control unit detects that the computer module has entered the sleep mode, the host control unit controls the internal circuit of the computer module to be powered off.
As shown in fig. 12, the computer module of the host includes a CPU, a DDR memory, a solid state disk, a power supply control circuit, and a peripheral circuit, and can independently run a software system, and can be controlled by the control unit to power on or off the internal circuit thereof. Wherein, 001 shows signal, 002USB signal connection in base interface, 003 power-on button interface, 004 communication interface, 006 power-on control are connected to the host control unit, 007 is connected to high-speed power supply switching circuit and is regarded as the power input end. The CPU consumes power of a low power consumption type of around TDP 25W.
The control unit can be formed by a single chip microcomputer or an FPGA, a CPLD and an ASIC logic circuit, a functional structure which adopts the single chip microcomputer as a host control unit is indicated in FIG. 13, and a 001 starting button interface, a 002 communication interface and a 003 power-on control are connected to a computer module and respectively control the starting, the dormancy, the power-on and the power-off of the computer module; the 004 charging control is connected to the charging circuit and controls the charging of the micro battery; 005 a base communication interface, 006 interruption or reset awakening, 007 AD voltage monitoring and connecting to the base interface, respectively realizing communication with a base control unit, receiving an awakening signal of the base control unit to realize that a 010 single chip microcomputer is released from dormancy, and monitoring whether base power supply is kept (namely judging whether a host is removed from the base) through an AD converter; the 008 base is connected to the base in a power supply mode, and the 009 battery is connected to the micro battery in a power supply mode, so that the base and the micro battery provide double-path power supply for the single chip microcomputer.
The display interface of the host base comprises VGA, DVI, HDMI, DP and Thunderbolt. The base also comprises a fan, and the fan is connected with the base control unit and used for carrying out air cooling heat dissipation on the shell of the host. The base further comprises a state indicating screen, and the state indicating screen is connected with the base control unit and used for prompting the state of the host.
In this embodiment, fig. 7 is a flowchart illustrating a base operation of the present invention, and fig. 8 is a flowchart illustrating a host operation of the present invention. The method for using the miniature high-performance computer host system comprises the following steps:
when the base interface is connected with the host interface, the base control unit automatically detects the host insertion, automatically powers on the host and automatically wakes up the host control unit; after the host control unit automatically detects reliable connection, the host control unit automatically controls the power on of an internal circuit of the computer module, then releases the computer module from a dormant state by simulating and pressing a starting button of the computer module, restores the running state and simultaneously automatically controls a charging circuit to charge the micro battery; when the base interface is separated from the host interface, the high-speed power supply switching circuit monitors the host removal state, and automatically switches the power supply from the base to the micro battery for supplying power uninterruptedly, the host control unit detects the host removal state through the interruption of the power supply of the base interface, automatically controls the computer module to enter a dormant state, then automatically controls the power failure of the internal circuit of the computer module, and the control unit also enters the dormant state, so that the host keeps a low power consumption state.
In order to further achieve the above object, the present invention proposes a second embodiment.
Example 2:
in this embodiment, as shown in fig. 1, a micro high-performance computer host system includes a host and a base, where the host includes a computer module, a host control unit, and a base interface; the base comprises a power input interface, a base control unit, a host interface power supply switch, a USB sound card, a USB wired or wireless network card, a network interface, a display interface, an audio interface and a USB interface;
the host computer module, the host control unit and the base interface are connected in pairs; the base control unit and the host interface power supply switch are respectively connected with the host interface and the power input interface, the base control unit is connected with the host interface power supply switch, and the host interface is also respectively connected with the USB sound card, the USB wired or wireless network card, the network interface, the display interface, the audio interface and the USB interface.
As shown in fig. 4, the interface between the base and the host includes USB signal, display signal, serial communication signal, in order to reduce the connection line between the base and the host, the signal for waking up the host control unit, the host hot plug detection signal and the power supply of the host by the base are controlled compositely, see fig. 5, before the host and the base are connected, SW1 is in off state, the voltage of U2 point detected by base control unit voltage detection 1 is equal to U1 point, when the host is plugged into the base, R2 is connected into the circuit, it is set that R1= R2, the voltage of U2 point is equal to half U1, the host can be detected to be plugged according to the change, then the base control unit controls SW1 to be turned on, the base supplies power to the host, and the voltage of U2 point jumps from half U1 to U1, the host converts the jump into a single pulse by a level trigger circuit, to wake up the host control unit, r3 is a current sampling resistor of about 10 milliohms, the voltage of U3 point can be used for current monitoring of the loop, when the host is removed, the voltage of the voltage detection 2 is changed into 0, host pulling detection is realized through the change, and after the host pulling is detected, the base control unit controls the SW1 to be disconnected.
The host machine also comprises a micro battery, a charging circuit and a high-speed power supply switching circuit, wherein the high-speed power supply switching circuit is respectively connected with the computer module, the base interface and the micro battery, the micro battery is connected with the charging circuit, and the charging circuit is connected with the host machine control unit.
The computer module of the host comprises a CPU, a DDR memory, a solid state disk, a power supply control circuit and a peripheral circuit, a software system can be independently operated, the internal circuit can be powered on or powered off under the control of a control unit, and the power consumption of the CPU is of a low power consumption type about TDP 25W. The control unit can be formed by a singlechip or an FPGA, a CPLD and an ASIC logic circuit. The micro battery is a rechargeable battery, and a battery with smaller capacity and higher discharge rate is used to obtain smaller volume and weight on the premise of meeting the actual dormancy power consumption requirement of the computer module. The display interface of the host base comprises VGA, DVI, HDMI, DP and Thunderbolt. The base also comprises a fan, and the fan is connected with the base control unit and used for carrying out air cooling heat dissipation on the shell of the host. The base further comprises a state indicating screen, and the state indicating screen is connected with the base control unit and used for prompting the plugging state of the host.
In this embodiment, fig. 7 is a flowchart illustrating a base operation of the present invention, and fig. 8 is a flowchart illustrating a host operation of the present invention. The method for using the miniature high-performance computer host system comprises the following steps:
when the base interface is connected with the host interface, the base control unit automatically detects the host insertion, automatically powers on the host and automatically wakes up the host control unit; after the host control unit automatically detects reliable connection, the host control unit automatically controls the power on of an internal circuit of the computer module, automatically releases the computer module from a dormant state by simulating and pressing a starting button of the computer module, restores the running state and simultaneously controls a charging circuit to charge the micro battery; when the base interface is separated from the host interface, the high-speed power supply switching circuit monitors the host removing state and automatically switches the power supply from the base to the micro battery uninterruptedly, the host control unit detects the host removing state by monitoring the power supply interruption of the base interface, automatically controls the computer module to enter the dormant state, then automatically controls the power failure of the internal circuit of the computer module, and the host control unit also enters the dormant state, so that the host keeps the low power consumption state.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A micro high-performance computer host system is characterized by comprising a host and a base, wherein the host comprises a computer module, a host control unit and a base interface; the base comprises a power input interface, a base control unit, a host interface power supply switch, a display interface and a USB interface group;
the computer module is connected with the host control unit, and the host control unit and the computer module are connected with the base through the base interface; the power input interface is respectively connected with the base control unit and the host interface power supply switch, the USB interface group, the display interface, the base control unit and the host interface power supply switch are all connected with the host through the host interface, and the base interface is connected with the host interface in a pluggable mode.
2. The system of claim 1, wherein the host further comprises a micro battery, a charging circuit and a high-speed power switching circuit, the high-speed power switching circuit is connected to the computer module, the base interface and the micro battery, the micro battery is connected to the charging circuit, and the charging circuit is connected to the host control unit.
3. The system of claim 2, wherein the computer module of the host comprises a CPU, a DDR memory, a solid state disk and a peripheral circuit, and can independently run a software system, and the CPU consumes about TDP 25W.
4. The system according to claim 2, wherein the control unit is formed by a single chip microcomputer, or an FPGA, a CPLD, or an ASIC logic circuit.
5. The system of claim 2, wherein the micro battery is a rechargeable battery, and a smaller volume and a smaller weight are obtained by using a battery with a smaller capacity and a higher discharge rate on the premise of meeting the actual power consumption requirement of the computer module during sleep.
6. The system of claim 2, wherein the display interface of the host base comprises VGA, DVI, HDMI, DP, Thunderbolt.
7. The system of claim 2, wherein the base further comprises a fan connected to the base control unit for cooling the housing of the host.
8. The system of claim 2, wherein the base further comprises a status indication screen, and the status indication screen is connected to the base control unit for indicating the status of the host.
9. The micro high-performance computer host system according to claim 2, wherein the USB interface set is connected to the host interface through a USB HUB, and comprises a USB sound card, a USB network card, a network interface, an audio interface, and a USB interface.
10. A method for using a micro high-performance computer host system, comprising any one of the micro high-performance computer host systems of claims 2-9, comprising the steps of:
s1: when the base interface is connected with the host interface, the base interface automatically supplies power to the host and automatically wakes up the host control unit;
s2: after the host control unit detects the reliable connection with the base, the host control unit automatically controls the computer module to be released from the dormant state, recover the running state and simultaneously control the charging circuit to charge the micro battery;
s3: when the base interface is separated from the host interface, the high-speed power supply switching circuit detects the host removal state and automatically switches from the base power supply to the micro battery power supply uninterruptedly;
s4: the host control unit detects the host removal state, informs the computer module to enter the dormant state, then the host control unit automatically enters the dormant state, and the host keeps the low power consumption state.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010657109.8A CN111596729A (en) | 2020-07-09 | 2020-07-09 | Miniature high-performance computer host system and use method |
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| CN202010657109.8A CN111596729A (en) | 2020-07-09 | 2020-07-09 | Miniature high-performance computer host system and use method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112881951A (en) * | 2021-01-15 | 2021-06-01 | 上海闻泰信息技术有限公司 | Interface plug-in analog circuit |
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2020
- 2020-07-09 CN CN202010657109.8A patent/CN111596729A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112881951A (en) * | 2021-01-15 | 2021-06-01 | 上海闻泰信息技术有限公司 | Interface plug-in analog circuit |
| CN112881951B (en) * | 2021-01-15 | 2023-06-23 | 上海闻泰信息技术有限公司 | Interface plug analog circuit |
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