EP4004678A1 - Mainboard - Google Patents
MainboardInfo
- Publication number
- EP4004678A1 EP4004678A1 EP20749859.3A EP20749859A EP4004678A1 EP 4004678 A1 EP4004678 A1 EP 4004678A1 EP 20749859 A EP20749859 A EP 20749859A EP 4004678 A1 EP4004678 A1 EP 4004678A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- supply
- mainboard
- input
- module
- voltage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06F1/18—Packaging or power distribution
- G06F1/189—Power distribution
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06F1/18—Packaging or power distribution
- G06F1/183—Internal mounting support structures, e.g. for supporting printed circuit boards
- G06F1/185—Mounting of expansion boards
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06F1/266—Arrangements to supply power to external peripherals either directly from the computer or under computer control, e.g. supply of power through the communication port, computer controlled power-strips
Definitions
- the invention relates to a mainboard for receiving an input-output module for providing one or more input-output interfaces for connection to an external device.
- Mainboards should always be more flexible to configure so that they can be used in as many applications as possible.
- so-called input-output modules are often included on the mainboard, which have one or more (possibly variable) input-output interfaces
- An external device can thus be connected to the mainboard at an input-output module.
- Common interfaces that can be configured using such an input-output module include, for example, Display Port (DP), DVI, HDMI, VGA, LAN or USB.
- USB now provides a so-called power delivery functionality. This means that a supply voltage or a
- Corresponding supply power can be provided that exceeds the standard interface voltage (usually 5 volts) or a standard supply power (usually a maximum of 15 watts) and is used to supply an external device with a higher output via the USB interface . In this way, external devices can be operated with higher operating power without needing a separate power supply. A The external devices are then supplied with power
- a larger connector can be used on the input-output module.
- the form factor of the input-output modules to provide the power delivery functionality has to be increased considerably, which is possible in small systems with only little space
- This task is according to a first aspect by a
- the mainboard is set up to accommodate an exchangeable input-output module for providing one or more input-output interfaces for connection to one external device. Furthermore, the mainboard is set up, an interface voltage on the input-output module
- the mainboard is set up to accommodate an exchangeable supply module
- the mainboard has an integrated switching device for switching between the interface voltage provided by the mainboard and that of the supply module
- the mainboard is set up to provide the supply voltage provided by the supply module via an integrated line (or several integrated lines) by means of the switchover device as an alternative to the interface voltage at the input-output module.
- the mainboard is set up, for example, to provide the interface voltage as a standard voltage (e.g. 5 volts) for a standard supply of an external device with a standard power (e.g. a maximum of 15 watts).
- a supply module has a defined
- the dated Supply module provided supply voltage or a corresponding supply power but also the standard voltage or the standard power (e.g. 9 volts, 15 volts or 20 volts or 27 watts, 45 watts or 60 watts).
- the dated Supply module provided supply voltage or a corresponding supply power but also the standard voltage or the standard power (e.g. 9 volts, 15 volts or 20 volts or 27 watts, 45 watts or 60 watts).
- the dated Supply module provided supply voltage or a corresponding supply power but also the
- An input-output module for providing a corresponding interface for an external device can be added (e.g. plugged in) to the mainboard as an exchangeable module.
- a supply module can also be added to the mainboard as an exchangeable module (e.g. plugged in), the supply module being the
- the supply module is
- the mainboard can be easily and flexibly upgraded with a corresponding functionality.
- An integrated switching device on the mainboard is used to switch between that of the mainboard
- Supply module provided supply voltage via an integrated line, i.e. a line that is already prepared on the mainboard to be provided by means of the switching device on the input-output module, there is no additional connection cable between a corresponding supply module and a corresponding input Output module, let alone required on the mainboard.
- an integrated line i.e. a line that is already prepared on the mainboard to be provided by means of the switching device on the input-output module.
- Supply power can be supplied.
- the mainboard offers a very flexible and modular provision of a corresponding functionality, for example a power delivery functionality according to the USB standard.
- a form factor of an input-output module can nevertheless remain unchanged and be kept as small as possible. This has the effect that only little space is required, especially in small or compact systems. If the mainboard is upgraded with a corresponding supply module, this functionality
- the mainboard has an expansion slot for expansion cards and is set up to accommodate the supply module in the expansion slot.
- This has the advantage that no additional connectors or special implementations are required on the mainboard to accommodate the supply module. Rather, the supply module can be accommodated in an expansion slot conventionally set up on the mainboard.
- the expansion slot on the mainboard configured as a PCI slot, in particular as a PCI Express slot.
- a corresponding supply module set up in accordance with the PCI or PCI Express standard can then be accommodated in the expansion slot, the supply module being ready for operation without further measures and being easily integrated into signal communication on the mainboard. In this way, configurations of the mainboard that have already been prepared can be used for the purposes mentioned, whereby other
- the integrated circuit In at least one embodiment, the integrated circuit
- Switching device configured to be controlled via the input-output module. This has the advantage that no further components are required on the mainboard to switch between those provided by the mainboard
- the integrated switchover device is configured such that a switchover between the interface voltage provided by the mainboard and the supply voltage provided by the supply module takes place automatically on the switchover device without the switchover device via the input-output module
- the above task is according to a second aspect by an arrangement with a mainboard, an input-output module recorded on the mainboard and one on the
- the mainboard is set up according to the first aspect, with a
- Arrangement recorded on the mainboard input-output module provides one or more input-output interfaces for connection to an external device. That on the
- Supply module provides a defined supply voltage.
- the supply voltage is via the integrated line and the integrated switching device of the mainboard as an alternative to the interface voltage
- Input-output module can be provided.
- connection with the mainboard according to the first aspect explained effects and advantages.
- such an arrangement provides a supply of an external device connected to the input-output module in a simple and inexpensive, but nevertheless flexible manner.
- the input-output module is set up to cause a switchover between the supply voltage and the interface voltage by means of the switchover device. This means that switching can be controlled by the input-output module without it being additional cost-intensive
- the switchover device integrated on the mainboard is configured in such a way that a switchover between the interface voltage provided by the mainboard and the supply voltage provided by the supply module takes place automatically on the switchover device, without the switchover device via the input Output module must be controlled.
- this is achieved, for example, in that in the switching device
- Switching means are provided which switch through the respective greater of the interface voltage or the supply voltage to the input-output module.
- signal communication takes place between the mainboard, the input-output module and the supply module in accordance with the I2C standard.
- signal communication between the components involved is easy or can be implemented in a standardized manner without having to provide special protocols or configurations, in particular on the mainboard. Rather, the arrangement uses the ones already configured on the mainboard
- the supply module is accommodated and set up in an expansion slot on the mainboard, and the supply voltage is applied to one or more connection pins of the supply module
- the supply module is a PCI expansion card, in particular a PCI Express expansion card that is included in the
- the supply module advantageously provides the supply voltage at one or more connection pins of the supply module.
- the connection pin or pins are advantageously one or more connection pins that are not required, e.g. B. unused PRSNT pins according to the PCI Express configuration, which means that further (signal) communication between the supply module and the mainboard is not impaired. That way, the functionality you want is easy on
- Expansion slot of the mainboard can be implemented. Special signal communication or control components are not required on the mainboard.
- the switchover device is the one or more connection pins of the supply module and a supply connection of the input-output module to provide the
- Supply module is provided directly in a corresponding signal communication between the supply module and the input-output module, without having to carry out further processing on the mainboard. This enables a simple implementation of the arrangement.
- the main board, the input-output module and the supply module are set up, control signals for recognizing the input-output module or the supply module by the
- mainboard is able to handle the input-output module or the
- the functionality can be set up easily.
- the mainboard can be easily upgraded with the corresponding functionality, with the corresponding modules and components being recognized and put into operation. Processing the control signals for
- Supply module takes place, for example, via a chipset or a BIOS, which are installed or configured on the mainboard.
- the input-output module and the supply module are set up, control signals to one another for adapting the
- the input-output module signals to the supply module when a corresponding need for a supply voltage is not present or is changed, for example because an external device is connected to the input-output module that does not enable or request such a supply or a changed supply .
- Control activate or deactivate or change a corresponding functionality. This is done via the input-output module and the supply module, without the need for additional control components on the mainboard.
- a potential application of the mainboard according to the first aspect or the arrangement according to the second aspect is found in an operating method of the mainboard
- an arrangement explained above is used in a computer system with certain operating states or power-saving states.
- activation and operation of a take place
- This normal operating state is, for example, a so-called S0 state according to the so-called Advanced Configuration and Power Interface (ACPI).
- ACPI Advanced Configuration and Power Interface
- an energy-saving state according to the method, a shutdown or a deactivation of a provision of a corresponding one takes place Supply voltage on the input-output module.
- This energy-saving state is, for example, one of the states S3 to S5 according to the ACPI standard.
- the invention is based on a
- Figure 1 is a schematic representation of a plan view of an embodiment of an arrangement with a mainboard, an input-output module and a supply module,
- FIG. 2 shows a schematic view of a supply module in the embodiment according to FIG. 1 with an indicated
- FIG. 3 shows a schematic representation of the arrangement according to FIG. 1 with illustrated communication between the components involved.
- Figure 1 shows a schematic representation of an arrangement with a mainboard 1 (or part of a
- Mainboards 1 1), a replaceable one incorporated in it
- Input-output module 2 as well as with a still on the
- the input-output module 2 is a flexibly exchangeable module for providing one or more input-output interfaces for connecting an external device (not shown).
- the input-output module 2 provides a display port interface and a USB interface, for example ready.
- one or more other interfaces such as DVI, HDMI, VGA or LAN are provided.
- An external device can via
- the supply module 3 is designed, for example, as a PCI Express expansion card, which is installed in an expansion slot 6 of the
- Expansion slot 6 is configured as a PCI Express slot. In this way, the mainboard 1 is simple and inexpensive with a separate supply functionality for supplying voltage to an external one connected to the input-output module 2
- a corresponding supply voltage is provided via the supply module 3.
- the line 5a represents a supply line between the supply module 3 and the input-output module 2, with one
- the line 5b is used for signal communication between the input-output module 2 and the supply module 3. Signal communication
- corresponding control signals between the input-output module 2 and other components of the mainboard 1, in particular one Chipset or a BIOS of the mainboard 1 take place via integrated lines 5c, 5d and 5e, which are integrated as signal lines or bus on the mainboard 1.
- the line 5c is one
- Figure 2 shows a schematic representation of a
- the supply module 3 in the embodiment according to FIG. 2 is designed as a PCI Express expansion card.
- the supply module 3 has connections 7 on its lower side for electrical and mechanical connection to the expansion slot 6 (see FIG. 1) of the
- the supply module 3 includes a voltage converter for providing one or more supply voltages from one or more board voltages, which the supply module 3 on the mainboard side via one or more
- Voltage lines 10 are provided. At the voltage line or lines 10, the mainboard 1 provides the supply module 3 in the embodiment according to FIG. 2, for example
- Board voltages are converted by the supply module 3 into special supply voltages via which a certain supply power for supplying an external device by means of the input-output module 2 according to FIG. 1 can be generated.
- the supply module 3 is set up, a supply voltage of 5 volts for a supply power of 15 watts, a supply voltage of 9 volts for a supply power of 27 watts, a
- the supply module 3 provides the power to one or more unused connection pins 8 (e.g. unused
- PRSNT pins via an integrated supply line 5a in the direction of the input-output module 2 (see Figure 1).
- Signal communication between the supply module 3 and the input-output module 2 is set up via a further integrated communication line 5b.
- the mainboard 1 can be easily upgraded with a supply functionality of the supply module 3 for supplying a connected external device.
- a so-called power delivery functionality is set up on the USB interface of the input-output module 2 (see the above explanations relating to FIG. 1).
- the supply module 3 provides a supply power between 15 watts and 60 watts on the line 5a for supplying a connected external
- the external device is connected to the input-output module 2 and receives one via the supply module 3 provided supply voltage or draws a supply power made available via it.
- FIG. 3 shows a schematic representation of the arrangement according to FIG. 1 with more detailed signal communication between the components involved.
- the mainboard 1 comprises the input-output module 2 and the supply module 3.
- a chipset or a BIOS 15 is set up on the mainboard 1. The latter are used to fundamentally control a functionality of the mainboard 1 or an electrical device or computer system controlled by it that is connected to the
- Mainboard 1 is equipped.
- the input-output module 2 has, for example, a so-called USB type C connector for connecting an external device with a corresponding USB type C mating connector.
- the external device can be supplied with electrical energy with a supply power of up to 60 watts, for example.
- An external device of this type is, for example, a
- Computer monitor an electrical accessory for a tablet computer system, such as a camera, printer, and so on.
- the input-output module 2 has a very small form factor of, for example, 26 mm ⁇ 40 mm.
- the input-output module 2 has a relatively small connector for this purpose
- the arrangement according to FIG. 3 is basically set up for two different application scenarios.
- a standard operation is provided in which a standardized interface voltage via a
- Voltage line 12 is specified by the mainboard 1.
- the interface voltage on the voltage line 12 is, for example, 5 volts and is used as a standard
- Supply of the external device connected to the input-output module 2 of, for example, 5 volts and a maximum of 15 watts.
- a separate energy supply for example a separate power supply unit, is required.
- the external device connected to the input-output module 2 should have a higher electrical operating power of
- the supply module 3 which is on the mainboard 1
- the mainboard 1 according to the constellation from FIG. 3 has a switching device 4 for switching between the two application scenarios explained above.
- the switching device 4 is set in such a way that the first application scenario (standard operation).
- Voltage line 12 applied interface voltage via the switching device 4 and the supply line 5a the supply connection 9 of the input-output module 2 is applied.
- the interface voltage is provided in this way at the input-output module 2 for an interface operation with the external device.
- Switching device 4 set such that instead of the interface voltage on the voltage line 12, the
- Supply module 3 and the supply line 5a is applied to the supply connection 9 of the input-output module 2 by means of the switching device 4. In this way, the supply voltage or the supply power of the supply module 3 is switched through to the input-output module 2 via the supply line 5a and the switching device 4.
- the input-output module 2 provides the supply voltage or respectively in this way
- the supply module 3 converts corresponding board voltages, for example 12 volts and 3.3 volts, which are provided to the supply module 3 on the voltage line 10 from the mainboard 1, into one or more corresponding supply voltages (for example 5 volts, 9 volts , 15 volts and / or 20 volts). See also the corresponding supply voltages (for example 5 volts, 9 volts , 15 volts and / or 20 volts). See also the corresponding board voltages, for example 12 volts and 3.3 volts, which are provided to the supply module 3 on the voltage line 10 from the mainboard 1, into one or more corresponding supply voltages (for example 5 volts, 9 volts , 15 volts and / or 20 volts). See also the corresponding supply voltages (for example 5 volts, 9 volts , 15 volts and / or 20 volts). See also the corresponding supply voltages (for example 5 volts, 9 volts , 15 volts and /
- control lines are set up in the arrangement according to FIG.
- a control line 13 is set up between the supply module 3 and the chipset or BIOS 15 of the mainboard 1.
- the supply module 3 When the supply module 3 is installed, it can be recognized by the mainboard 1 in this way and a corresponding configuration can be queried.
- the mainboard 1 sets up signal communication with the
- Supply module 3 and can do this by means of the
- a control line 14 is also set up.
- the input-output module 2 it can be recognized via the control line 14 by the chipset or the BIOS 15 of the mainboard 1 and also configured accordingly.
- the configuration and type of the interfaces provided accordingly for the external device, including transmission speeds, transmission rates, voltage supply, bus configuration and so on
- control line corresponds, for example, to the control line 5c in FIG. 1 or to another integrated line.
- Control line 5b set up between the input-output module 2 and the supply module 3. These two modules can communicate with one another via the control line 5b in order, for example, to negotiate, determine and assign the need and / or level of a voltage supply through the supply module 3 configure. If, for example, an external device is connected to the input-output module 2, which has a corresponding
- the supply module 3 If the supply functionality is supported or requested, this is communicated to the supply module 3 via the input-output module 2 and the control line 5b. The supply module 3 then performs a corresponding voltage conversion of the voltage on the voltage lines 10
- the switching device 4 has, for example, two
- the switching device 4 is controlled by the input-output module 2 via a separate control line 11.
- a supply operation is first negotiated between the input-output module 2 and the supply module 3 via the
- Supply line 5a on the part of supply module 3 is switched over by means of switching device 4. In this way, no further switching or
- Control components on the mainboard 1 required to switch between the two operating scenarios.
- the switchover device 4 has two so-called “ideal diodes”. These are implemented, for example, in that, in addition to the two field effect transistors, one or several operational amplifiers, e.g. B. a 2-way LM358
- Operational amplifier is set up. If only the greater of the interface voltage (on line 12) or the supply voltage (on line 5a) is to be passed on to the input-output module, the switching device 4 can accordingly be designed as these two ideal diodes. This creates the greater tension
- Signal lines take place, for example, via the I2C communication bus.
- the input-output module 2 includes, for example, a
- Control component for controlling or monitoring a supply functionality through the supply module 3 by means of the control line 5b.
- the control component is, for example, a microcontroller.
- a supply voltage which is provided by the supply module 3 is, for example, at least one voltage of 5 volts, 9 volts, 15 volts and / or 20 volts.
- switching takes place by means of the switching device 4 from a standard voltage on the voltage line 12 to a supply voltage of the supply module 3 on the
- Supply module 3 has been recognized via the chipset or the BIOS 15 and / or the control component on the input-output module 2.
- the switchover device 4 is switched as shown in FIG.
- a provision of the supply voltage by the supply Module 3 takes place, for example, in normal operation of the electrical device, for example in SO operation according to ACPI.
- the electrical device is switched to an energy-saving state, for example one of the states S3 to S5 according to ACPI, there is, for example, another switchover by means of the switchover device 4 to the interface voltage on the voltage line 12.
- Expansion slot 6 of the mainboard 1 can be installed, one or more unused connection pins can be used for the corresponding voltage and signal communication. In this way, the arrangement according to FIG. 3 is simple and inexpensive
- Input-output module and a supply module have the advantage that a supply functionality, in particular a USB power delivery functionality or a
- a form factor of the input-output module can be kept very small, the supply functionality being provided via the separate supply module.
- Conventional communication standards can be used by simply integrating the supply module on the mainboard. There is no separate connection cable between the input-output module and the supply module
- the signal communication takes place via
- Plug connections or configurations of a plug on the input-output module are also not necessary. Furthermore, conventional input-output modules can be used without negatively affecting their functionality.
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Human Computer Interaction (AREA)
- Power Sources (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102019120703.7A DE102019120703B3 (de) | 2019-07-31 | 2019-07-31 | Mainboard |
| PCT/EP2020/071415 WO2021018969A1 (de) | 2019-07-31 | 2020-07-29 | Mainboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP4004678A1 true EP4004678A1 (de) | 2022-06-01 |
Family
ID=71894812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP20749859.3A Withdrawn EP4004678A1 (de) | 2019-07-31 | 2020-07-29 | Mainboard |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP4004678A1 (de) |
| DE (1) | DE102019120703B3 (de) |
| WO (1) | WO2021018969A1 (de) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6865682B1 (en) * | 1999-06-18 | 2005-03-08 | Samsung Electronics Co., Ltd. | Microprocessor module with integrated voltage regulators |
| DE102008003986B3 (de) * | 2008-01-11 | 2009-08-27 | Fujitsu Siemens Computers Gmbh | Mainboard, elektronisches Gerät sowie Anordnung eines elektronischen Gerätes mit einer Spannungsversorgungseinheit |
| TW201222226A (en) * | 2010-11-23 | 2012-06-01 | Hon Hai Prec Ind Co Ltd | Remote motherboard controller and method for controlling a remote motherboard |
| DE102012110270A1 (de) * | 2012-09-14 | 2014-03-20 | Fujitsu Technology Solutions Intellectual Property Gmbh | Elektronisches Gerät und Betriebsverfahren |
| DE102015121259B4 (de) * | 2015-12-07 | 2017-11-02 | Fujitsu Technology Solutions Intellectual Property Gmbh | Steuereinheit, Computersystem, externes Anzeigegerät, Anordnung und Verfahren zum Betrieb einer Steuereinheit |
| CN111279289A (zh) * | 2017-11-06 | 2020-06-12 | 惠普发展公司,有限责任合伙企业 | 用于部件互连端口的电源适配器 |
-
2019
- 2019-07-31 DE DE102019120703.7A patent/DE102019120703B3/de not_active Expired - Fee Related
-
2020
- 2020-07-29 EP EP20749859.3A patent/EP4004678A1/de not_active Withdrawn
- 2020-07-29 WO PCT/EP2020/071415 patent/WO2021018969A1/de not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021018969A1 (de) | 2021-02-04 |
| DE102019120703B3 (de) | 2020-09-17 |
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