WO2002050646A2 - Personal computer - Google Patents
Personal computer Download PDFInfo
- Publication number
- WO2002050646A2 WO2002050646A2 PCT/CH2001/000738 CH0100738W WO0250646A2 WO 2002050646 A2 WO2002050646 A2 WO 2002050646A2 CH 0100738 W CH0100738 W CH 0100738W WO 0250646 A2 WO0250646 A2 WO 0250646A2
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- WO
- WIPO (PCT)
- Prior art keywords
- personal computer
- subsystem
- subsystems
- core system
- switching element
- Prior art date
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/4401—Bootstrapping
- G06F9/4411—Configuring for operating with peripheral devices; Loading of device drivers
Definitions
- the present invention relates to a personal computer, including its portable variants, such as labtops.
- personal computer is understood to mean all devices and / or devices for individual data processing and data storage, such as those under the generic term “individual workstation computer” as self-sufficient, microprocessor-based, stationary or mobile
- Such personal computers usually include, in their stationary versions, a housing, the power and voltage supplies required for operation, the primary computer unit required for use, peripheral storage media, such as hard disks, as basic elements, and, if necessary, network connections, and those for the Operation required further peripheral devices, such as a screen, keyboard, computer mouse, and possibly further peripheral data reading and storage devices.
- peripheral storage media such as hard disks
- Such personal computers generally include a specifically designed housing in their mobile versions, for example “Labtop”, “Notebook”, “Subnotebook”.
- the above-mentioned basic elements, a keyboard and a mostly hinged screen are integrated into this housing.
- a computer mouse usually designed as a touchpad, and various interfaces can be present. These interfaces are used to connect peripheral devices, for example devices for communication, in particular for mobile telephony.
- Such personal computers generally include a specifically designed housing in their miniaturized mobile versions, for example as so-called “handheld computers”, “palm-top computers”, “personal digital assistants”, PDAs, "organizers”.
- the above-mentioned basic elements and further miniaturized or multifunctional elements are integrated into this housing.
- An example of such an element is a screen on which the data can be entered using a so-called "digital pen", so that no separate keyboard is required for data entry.
- Various interfaces can also be present. These interfaces are used to connect peripheral devices, for example devices for communication, in particular for mobile telephony.
- PC Personal computers
- various security problems arise, in particular regarding access by third parties via the internet or network connections to the data stored in the PC.
- cable networks for example television cables, or power networks (Powerline Communication, PLC), which actually correspond to a dedicated line
- PLC Powerline Communication
- these risks are becoming increasingly important.
- the increasingly extensive internal networks represent a further latently growing risk potential due to their growing complexity and their increased use.
- a current philosophy is to store a lot of data as centrally as possible. If necessary, this data is accessed and processed locally via networks. Depending on the sensitivity of the data, this requires appropriate encryption and also options for the secure identification of the people accessing the data. With the permanent expansion of the networks, the risks of being able to protect sensitive data permanently and at all times against access by unauthorized third parties also increase.
- the usually extensive user data, the user software and the operating systems of a PC are permanently stored on at least one permanently installed hard disk, also known as a hard disk, or on hard disks that are installed in removable media or accessories.
- User data can also be stored on other data media, so-called peripheral data media, which are usually to be inserted individually for this purpose in the PC or its drives, for example on specific embodiments of compact disks, such as CD-R, CD-RW, digital Versatile disk, DVD, diskettes, memory sticks etc., and possibly also on tape drives for backups.
- peripheral data media which are usually to be inserted individually for this purpose in the PC or its drives, for example on specific embodiments of compact disks, such as CD-R, CD-RW, digital Versatile disk, DVD, diskettes, memory sticks etc., and possibly also on tape drives for backups.
- Serial access memory Storage of large amounts of data is summarized under the generic term "Serial access memory”.
- PCs have a large number of working memories and buffers, also called registers, caches or main stores, which serve the internal data processing of the core system and which are combined under the generic term "random access memory", RAM, as a storage category. Both program and user data are sequentially buffered and retrieved in these memories while they are being processed by the PC.
- working memories and buffers also called registers, caches or main stores, which serve the internal data processing of the core system and which are combined under the generic term "random access memory", RAM, as a storage category.
- RAM random access memory
- RAM volatile data storage
- CMOS complementary metal-oxide-semiconductor
- CMOS complementary metal-oxide-semiconductor
- Flash-ROM Flash-ROM
- PC's also have at least one additional memory element, which is usually attached directly to the mainboard as ROM, EPROM or EEPROM or their further developments, such as Flash-ROM, etc., in such a way that certain parameters for commissioning / starting the PC necessary basic data or basic programs, for example the so-called “Basic Input / Output System", BIOS, the system time, etc., are stored permanently.
- BIOS Basic Input / Output System
- ROM fixed data memory
- main memory main memory and the intermediate storage, L1 cache and L2 cache, and the processor, CPU, with their closely coupled components, for example the associated memory management, MMU, are connected to one another as a core system via a fast bus connection and together with Further controllers and components, for example the base for I / O cards, are arranged on a motherboard, mainboard, and together with other elements, such as graphics systems, form the primary computer unit.
- MMU memory management
- the operating system required for commissioning / starting up and using the PC is in the
- bootable storage medium for example a hard disk, or in the presence of several hard disks, usually on a primary hard disk.
- At least one hard disk or a sub-area of a hard disk, called a partition is software-protected against access, for example by means of a password.
- Network integration of the PC is that the necessary configuration and the associated specific software, for example the drivers for the modem, the drivers for the ISDN card, or the drivers for the network card for establishing a connection from the PC to a network or to Internet, on one of the hard disks or on the primary hard disk of the PC in question is permanently installed.
- the necessary configuration and the associated specific software for example the drivers for the modem, the drivers for the ISDN card, or the drivers for the network card for establishing a connection from the PC to a network or to Internet, on one of the hard disks or on the primary hard disk of the PC in question is permanently installed.
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- a PC is to be made available, in which a transport lock is installed, which can optionally be switched on and put into operation and operated for a freely selectable period of time. With the appropriate operating mode, this should enable the PC to be located for theft monitoring, for example via a connection to the Global Positioning System (GPS) data of a transport vehicle.
- GPS Global Positioning System
- a PC is to be made available which is equipped with active and / or passive communication and / or location devices. These communication and / or location devices should be able to be switched on or off either directly on the PC or via remote control, for example by radio. Thus, the PC should be locatable in the corresponding operating mode.
- a PC is to be made available in which the selected subsystem is displayed by a mechanical indicator, for example in the form of a switch or by partial variation of the shape of the PC, in particular by moving or rotating a part of the PC.
- a mechanical indicator for example in the form of a switch or by partial variation of the shape of the PC, in particular by moving or rotating a part of the PC.
- a PC is to be made available on which the complete separation of the data contained in the individual subsystems is absolutely guaranteed. This is to be achieved in that the corresponding data is not exchanged from one subsystem to another subsystem via the networks, nor via the connections, bus, contained in the PC, nor via individual storage media to be inserted into the peripheral data reading and data storage devices, for example floppy disks can, both within a single PC and in a network of analog equipped PCs.
- a PC is to be made available, with which the user has the option of operating this PC either as an independent single workstation version or as a workstation version integrated into a network or in several networks.
- a PC is to be made available, with which the optional integration into any one of different, independent, classified according to their degree of confidentiality and hardware separated, autonomous networks is possible.
- a PC is to be made available with which data can be viewed via network connections in security-relevant data under the Aspect of the permanent integration of a PC in proactive networks, known under the term “always on”, is impossible.
- a PC is to be made available on which the hardware configuration and the operating status of the autonomous network in question can be visualized and monitored for changes.
- a PC is to be made available in which the operating status of the further PCs to which the PC is connected via an autonomous network can be visualized and monitored for changes.
- a PC is to be made available, with which it is possible to view, process, mutate, save and delete specific data in full in individualized and personalized form on various analog equipped PCs.
- a PC is to be made available, with which it is possible to summarize specific data in an individualized, personalized and miniaturized form in such a way that only minimal transport effort is required in a physically secure manner for their decentralized use.
- a PC is to be made available which enables the integral data backup of sensitive data within a subsystem.
- a user nor a person responsible for the system should be forced to transfer the amount of available data in different time periods beyond a subsystem boundary.
- a new type of backup is to be made possible as an autonomous solution within a subsystem, preferably in an automated form. Accordingly, such backups should be made permanently possible on site without the involvement of a system manager.
- a mobile PC is to be made available, with which a new philosophy of data backup, so-called backups, of sensitive data is made possible.
- backups of sensitive data
- a mobile PC is to be made available, with which the new functionalities can be implemented without significant additional space requirements and without significant weight gain.
- a PC is to be made available, which allows the physical separation of the data due to its sensitivity from the user's point of view.
- the aim is not to protect all of the existing data, but only selected subsets of data from unauthorized access. Accordingly, this protection should be economical and appropriate.
- the equipment or upgrading of an existing PC should be much cheaper than the purchase of a second one PC's for this purpose.
- the essential and expensive components of a PC for example the core system with the microprocessor (CPU), the main memory and / or main memory of the core system and the screen, should be able to be used sequentially several times or individually to meet the various requirements of the subsystems can be optimized.
- the personal computer according to the invention including its portable variants, such as labtops, handhelds, comprehensively
- peripheral devices such as screen, housing and means for data entry, and other components
- At least one microprocessor 2 in English called Central Processing Unit, CPU, and if necessary
- BIOS 3a, 3b, 3c basic input output system
- main and / or main memory 4a, 4b, 4c called English main memory
- MMU Memory Management Unit
- At least one graphics controller and / or
- each subsystem 8 comprises at least two subsystems 8 that are independent of one another, each subsystem 8 being based on a separate, independent classification of the data contained therein, based on their security-specific sensitivity, either
- a central core system 1 a is present for all subsystems 8, or a common core system 1b for a first subset of subsystems 8 and either an individual core system 1c or at least one other common core system 1b is present for any further subset of subsystems 8, or
- each subsystem 8 comprises at least one individual physical and / or virtual storage medium 9,
- Each subsystem 8 contains at least one individual integrated operating system 10, either
- BIOS 3a There is a central BIOS 3a for all existing subsystems 8, or
- a common BIOS 3b for a first subset of subsystems 8 and either an individual BIOS 3c or at least one further common BIOS 3b is present for any further subset of subsystems 8, or
- a central main and / or working memory 4a a central buffer memory 5a and a central memory management 6a is present for all existing subsystems 8, or -
- a common main and / or working memory 4b a common buffer 5b and a common memory management 6b and for any further subset of subsystems 8 either an individual main and / or working memory 4c individual buffer memory 5c and an individual memory management 6c or at least one further common main and / or working memory 4b, a common buffer memory 5b and a common memory management 6b is present, or
- each individual subsystem 8 there is an individual main and / or working memory 4c, an individual buffer memory 5c and an individual memory management 6c,
- the subsystems 7a, 7b, 7c are either contained in a core system la, lb, lc or in a subsystem 8 or are arranged between a core system la, lb, lc and a subsystem 8, wherein either
- At least one central subsystem 7a is present for all existing subsystems 8, or
- the subsystems 8 can either be started up jointly or independently of one another and prepared for operation or put into a standby mode,
- the subsystems 8 can be started up and operated either jointly or independently of one another,
- the subsystems 8 can either be put together or independently of one another from the operating state into a standby mode or be put out of operation,
- the subsystems 8 can either be put out of operation either together or independently of one another from the standby mode,
- only a single subsystem 8 can be connected to the personal computer as the overall system and can be put into operation, operated and put out of operation, while the remaining subsystems 8 are not connected to the overall system during this phase, and thus no data transfer from one subsystem 8 to another subsystem 8 can take place,
- Subsystems 8 are integrated into the personal computer or connected directly to the personal computer in such a way that a maximum of only one subsystem 8 is put into operation, operated and together with the central core system 1 a and the required subsystems 7a, 7b, 7c can be put out of operation, while the remaining subsystems 8 of this personal computer are not connected to the central core system la during this period of time and also cannot be connected to the central core system la and are either put out of operation or are in a standby mode. Mode,
- B1-- the subsystems 8, which are assigned to a common core system 1b, are integrated in the personal computer or are connected directly to the personal computer in such a way that at most only one of these subsystems 8 together with the common core system 1b and the required subsystems 7a, 7b , 7c can be put into operation, operated and put out of operation, while the remaining subsystems 8 of this assignment category are not connected to the common core system 1b during this period and also cannot be connected to the common core system 1b and are either put out of operation or are in a standby mode
- subsystem 8 which is in standby mode, and / or prior to the complete deletion of this data for the purpose of preservation, these data are stored on the previously operated subsystem 8, and
- the respective individual core system lc together with the respective subsystem 8 is separated from the overall system of the personal computer and the required subsystems 7c in such a way that all the data stored in the respective peripheral devices and further components as well as the required subsystems 7c of the overall system of the personal computer are neither buffered nor supported in any way and are completely deleted within the time period for starting another subsystem 8 or within the time period for establishing a connection with a subsystem 8 which is in standby mode and / or prior to the complete deletion of this data for the purpose of preserving this data on the previously operated subsystem 8 are stored.
- Preferred embodiments of this invention are defined in the dependent claims.
- FIGS. 1, 2 and 3 schematically show the usual peripheral devices, namely a screen, a keyboard, a computer mouse and a printer.
- BIOS 3a the main and / or main memory 4a, the buffer 5a and the memory management 6a are shown as central elements.
- the corresponding embodiments 3c, 4c, 5c and 6c of these elements are only indicated with dashed lines in the individual subsystems 8.
- FIG. 1 shows, purely schematically, a possible embodiment of an overall system in which a central core system 1 a is present, which is connected to one of three possible subsystems 8.
- FIG. 2 shows, purely schematically, a possible embodiment of an overall system in which two common core systems 1b, which are each connected to one of two possible subsystems 8, and two individual core systems 1c, which are each connected to a subsystem 8, are present.
- FIG. 3 shows, purely schematically, a possible embodiment of an overall system in which there are three individual core systems 1c, each of which is connected to a subsystem 8.
- the PC according to the invention is equipped in such a way that the user must deliberately determine a single subsystem 8 and then only this subsystem 8 can be connected and used as a complete system together with the personal computer consisting of the required peripheral devices and other components. It is impossible for the PC itself or a third party to determine a subsystem 8 on the PC by indirect access to the PC, for example via a network, and to use this subsystem 8 together with the elements mentioned.
- the PC according to the invention is preferably equipped in such a way that all data which are in all volatile memories of the PC and / or in the peripheral devices involved are completely deleted before the connection of another subsystem 8, these being completely deleted
- deletion is effected either by a previously defined period of time when these memory components are de-energized or by a so-called active deletion of volatile data memories, for example CMOS, which assume an indifferent memory state in the event of a power failure.
- the switching elements are preferably designed in such a way that they have clear physical switching positions.
- Locking switch positions are preferred. They can be in the form of a catch or in the form of an electrical or optical switch, for example an optocoupler. In contrast to electrical switches, an optocoupler does not generate any voltage peaks when actuated. This is particularly important for switching bus connections.
- the selected subsystem 8 or the mode of operation selected thereby can be seen by the user at any time on the switching element or actuating element or by partially varying the shape of the PC, in particular by moving or rotating a part of the PC is palpable.
- a further indication can also be made on appropriate peripheral devices. This can be done, for example, in the form of a labeled lamp, in the form of several labeled lamps or in the form of a lamp set which is attached to the keyboard, on a computer mouse, on the housing of the PC or on the monitor housing.
- the type and / or the representation of the software installed on the different subsystems 8 can also be deliberately differentiated, for example by using different operating systems 10, such as Windows or Linux, and their user programs.
- different operating systems 10 such as Windows or Linux
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- the PC is equipped with two hard disks 9 which are built into the PC housing. Apart from these two hard disks 9, no further hard disks are installed in this PC or connected to this PC.
- the hard disks 9 with the respective operating systems 10 are "open" and for the two operating modes
- a switching element which in this embodiment is a rotary switch and is designed as an actuating element and is attached to the front of the PC.
- the switching element is designed in the form of a multi-pole rotary switch with 4 inputs to 3 outputs each, and can be switched by short-circuiting.
- the three self-locking switch positions of the rotary switch are labeled "safe", "off” and "open” on the front.
- the connections to the Internet, or the relevant hardware components, such as modem, network cards, required for the setup are physically interrupted by the switching element, so that access from the Internet page forth on the corresponding hard disk 9 for the operating mode "safe" is absolutely excluded.
- the operating system 10 is installed on the corresponding hard disk 9 in such a way that the network functions cannot be selected and cannot be carried out, for example by not installing specific programs and drivers, which provides redundant security against unintentional connection to the Internet results.
- the user can be made aware of his access to the sensitive subsystem 8 or to one of the sensitive subsystems 8 due to the interruptions in the hardware mentioned, which may result in error messages which have to be acknowledged by the user.
- an essential element is that when switching from one operating mode to another operating mode, the core system 1 a and, if necessary, further components of the personal computer are forcibly removed. must be switched, which is given by the switch assignment "on”, “off”, "on”.
- the PC is started and operated in the "safe" operating mode. After use, the operation of the PC is generally ended by shutting down the operating system 10, preferably a regular shutdown of the operating system 10. In the event of an unintentional interruption of operation, for example due to a power failure, the operating system 10 is then to be checked again for proper function using an internal test program, scan disc, and if necessary to be repaired again.
- the change from the "safe" operating mode to the "open” operating mode and a shutdown of the operating system 10, preferably a regular shutdown of the operating system 10, are required.
- the core system la is booted with a reset.
- the personal computer is then started together with the newly selected subsystem 8.
- the change in the hardware configuration of the PC is recognized by its BIOS 3a during startup by determining that the previous hard disk known to the BIOS is missing by the BIOS 3a and is displayed on the screen in the form of an error message "Primary master hard disk fail" becomes.
- the new hardware configuration of the PC is determined by manually calling the "BIOS Setup”, and the BIOS data are changed manually in accordance with the newly found PC hardware configuration as described in detail as follows, and then for the commissioning of the PC's saved in the new configuration:
- step "auto-dedecting" for the maximum of four hard disk drives, HDD which can be managed by the BIOS 3a and is designated accordingly, and the search result of the HDD 9 found in the PC by the BIOS 3a is carried out in individual steps in the form of the recognized new hard disks 9 (or also in the form of HDD 9 that is not or no longer installed) is displayed on the screen in the following order for selection:
- these displays are selected individually using the keyboard and confirmed by entering "Y” (Yes) and then executed by pressing the "Enter” key. This initiates and displays the next query in the program flow.
- the operating system 10 is then searched for by the "BIOS" 3a on the now known and thus addressable hard disk 9, the operating system 10 is recognized as such and started. By making the appropriate contact via the rotary switch, the modem is connected to the PC. The modem is recognized by the operating system 10, and this subsequently enables an Internet connection to be established.
- the software required for this is installed on the corresponding hard disk 9 in the "open" operating mode.
- these displays are selected individually using the keyboard and confirmed by entering "Y” (Yes) and then executed by pressing the "Enter” key. This initiates and displays the next query in the program flow.
- the PC contains four subsystems 8 and is equipped with a correspondingly multipole switching element.
- the first "safe” subsystem contains three HDDs, two of which are used permanently to mirror programs and data, and the third of which is permanently used to ensure incremental backups.
- One HDD 9 each is used for the other three subsystems "work”, “internal” and "open". These three subsystems 8 are backed up via the corresponding networks, for example using backup servers.
- the PC contains four subsystems 8 and is equipped with a correspondingly multi-pole switching element.
- the first subsystem "safe” contains three HDDs, two of which are used permanently to mirror programs and data, and the third of which is used permanently to ensure incremental backups.
- the three HDDs of the first subsystem are "safe” in the form of a physical exchange unit. This enables additional protection for the "safe" subsystem, in that the physical exchange unit can be kept in a safe when not in use, and is thus protected against theft and fire.
- One HDD 9 each is used for the other three subsystems "work", “internal” and "open". These three subsystems 8 are backed up via the corresponding networks, for example using backup servers which are specific to each subsystem 8.
- the switching element is actuated indirectly. Indirect actuation of the switching element can take place, for example, by electrical means, the selection of the desired operating mode being carried out on an actuating element, such as a rotary, sliding, toggle or key switch, which is arranged away from the switching element.
- an actuating element such as a rotary, sliding, toggle or key switch, which is arranged away from the switching element.
- either the switching element or the corresponding actuating element is preferably designed as a rotary or key switch and is arranged in a position that is easily visible and accessible to the operator, for example on the front of the PC.
- the key switch can be designed in such a way that the corresponding key must be used before the "safe" operating mode is selected and must remain in place during the time in which the "safe" operating mode is in operation and cannot be removed.
- the key can only be removed and removed in the closest switch position "off".
- the other switch positions can be designed in such a way that they can be selected either with the same key or with a different key or none at all.
- the key can be designed both as a purely mechanical element and as a mechanical / electrical element, including any combination thereof, for example in the form of a combination lock.
- An active or passive, electrical and / or electronic key can also be used, for example in the form of a "badge” or in the form of specific software with password access, in particular the other in the form of BlOS passwords, or based on biometric methods in the form of personality traits, such as fingerprints, eye characteristics, etc., recognizing devices.
- Personal computers according to the invention can either be operated as single-user solutions or used in a network in the form of networks.
- both the individual subsystems 8 and the associated, self-sufficient networks can be made accessible to a selected group of users.
- Personal computers according to the invention allow the decentralized use of data, in particular sensitive data. There is no need to transfer data over external networks.
- the corresponding subsystem 8 either remains with the respective user or is sent to the authorized third party and is used locally by these persons on a suitably equipped personal computer.
- a PC according to the invention has at least two independent subsystems 8. Thanks to this measure, it is possible to operate the PC sequentially and optionally in at least one or, in the case of a correspondingly larger number of subsystems 8, also in a plurality of mutually independent networks.
- PCs according to the invention are integrated into a network or into several networks, then these networks are designed in such a way that only the equivalent subsystems contained in the individual PCs 8 can be connected, operated and put out of operation, for example in the respective operating modes "work” with “work””internal” with “internal”, "open” with “open”.
- Networks can consist in that security against third party access to the individual subsystems 8 is also guaranteed by the special design of the network connections, for example by avoiding possible security leaks in the network design or in the network execution, in particular by not using latent or potential open communication channels, such as telephone, radio, directional beam, gateways, routers, etc.
- PCs according to the invention are integrated in a network or in several networks, these networks are preferably designed such that they are deliberately not compatible with one another, for example by using different categories of data transmission media, for example unshielded twisted pair cables, UTP cables, Coaxial cable, fiber optic cable, or through different, mutually incompatible embodiments of the self-sufficient networks belonging to the same category, for example through different geometrical designs of the transmission and connecting elements, for example the plug connections.
- different categories of data transmission media for example unshielded twisted pair cables, UTP cables, Coaxial cable, fiber optic cable, or through different, mutually incompatible embodiments of the self-sufficient networks belonging to the same category, for example through different geometrical designs of the transmission and connecting elements, for example the plug connections.
- At least one of the subsystems 8 is configured in a PC according to the invention such that this subsystem or these subsystems 8 is in the form of a self-contained, physical exchange unit, then there is the possibility of using the PC in an individualized or personalized form. Thanks to this physical exchange unit, it is possible to use and process such individualized or personalized data both in a stationary and in a mobile PC according to the invention at any location, for example in the form of "mobile offices".
- the individualized or personalized data is accessed locally on a PC according to the invention and not via network connections which are associated with security risks and which, from the user's point of view, are often accessible to undefined user groups, for example via an intranet or the Internet.
- Removable data carriers can also be used as subsystems 8, for example in the form of 90,000
- kit or kit for upgrading existing personal computers to achieve the expanded functionality of the personal computers according to the present invention can comprise at least two autonomous storage media 9 in the form of at least one integral assembly,
- switching element is preferably integrated in this assembly, and this kit or this kit optionally includes further required additional components,
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Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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AU2002220447A AU2002220447A1 (en) | 2000-12-21 | 2001-12-21 | Personal computer |
EP01271570A EP1348153A2 (de) | 2000-12-21 | 2001-12-21 | Personal computer |
US10/451,401 US20040070920A1 (en) | 2000-12-21 | 2001-12-21 | Personal computer |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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CH2524/00 | 2000-12-21 | ||
CH25242000 | 2000-12-21 |
Publications (2)
Publication Number | Publication Date |
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WO2002050646A2 true WO2002050646A2 (de) | 2002-06-27 |
WO2002050646A3 WO2002050646A3 (de) | 2003-05-08 |
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ID=4569848
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/CH2001/000738 WO2002050646A2 (de) | 2000-12-21 | 2001-12-21 | Personal computer |
Country Status (5)
Country | Link |
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US (1) | US20040070920A1 (de) |
EP (1) | EP1348153A2 (de) |
AU (1) | AU2002220447A1 (de) |
WO (1) | WO2002050646A2 (de) |
ZA (1) | ZA200305441B (de) |
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KR100539778B1 (ko) * | 2002-12-31 | 2006-01-11 | 엘지전자 주식회사 | 이동통신 단말기의 기능제어 파라메터 변경방법 |
US8260739B1 (en) * | 2005-12-29 | 2012-09-04 | At&T Intellectual Property Ii, L.P. | Method and apparatus for layering software agents in a distributed computing system |
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Also Published As
Publication number | Publication date |
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AU2002220447A1 (en) | 2002-07-01 |
US20040070920A1 (en) | 2004-04-15 |
WO2002050646A3 (de) | 2003-05-08 |
ZA200305441B (en) | 2004-05-19 |
EP1348153A2 (de) | 2003-10-01 |
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