| BEIJING LENOVO SOFTWARE LTD. Patent applications |
| Patent application number | Title | Published |
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| 20120084717 | WINDOW MANAGEMENT METHOD, APPARATUS AND COMPUTING DEVICE - A window management method, apparatus and a computing device are provided. The window management apparatus comprises a window rendering management device for managing the at least two windows in response to an input operation, to change the size and location of a target window of the at least two windows to which the input operation is directed, and simultaneously adaptively change the size and location of at least one other window of the at least two windows. With the embodiments of the present invention, upon detection of an input operation, a window control operation can be performed on at least two opened windows to change the sizes and locations of at least two opened windows simultaneously. In this way, a plurality of windows can be managed collectively by fewer operations, and the required numbers of user operations can be reduced. | 04-05-2012 |
| 20120019193 | CHARGING AND POWER SUPPLYING METHOD FOR TERMAL, AND TERMINAL - Embodiments of the present invention relate to a charging method for a terminal, a power supplying method for a terminal, and a terminal. The terminal comprises at least a master device supply. The method comprises: detecting a power level of a battery of a second terminal when the second terminal is in connection with the terminal, and when the power level of the battery of the second terminal is less than a predetermined first charge threshold, controlling the master device supply to be connected with the battery of the second terminal, such that the master device supply charges the battery of the second terminal. According to the embodiments of the present invention, it is possible to ensure that the battery of the second terminal can carry as much power as possible. in case that the power of the battery of the terminal is low, the battery of the second terminal can supply power to the terminal and the second terminal to maintain the operation of them. As a result, the usage, stability, and convenience of the terminal can be improved. | 01-26-2012 |
| 20110211118 | DISPLAY DEVICE AND DISPLAY METHOD THEREOF - A display device and display method thereof is provided. The display device comprises: a Micro Control Unit (MCU) for obtaining display control information for at least two sub-screens, updating display data format information for the display device based on the display control information, and transmitting the updated display data format information to a display adaptor of an intelligent device connected to the display device; a video interface supporting multi-channel signal transmission, for receiving video signals each corresponding to one of the at least two sub-screens, the video signals being output by the display adapter based on the updated display data format formation; and a display information processing chip for obtaining the video signals and the display control information for the at least two sub-screens received by the MCU, and outputting the video signals onto the respective sub-screens on the display panel based on the display control information for the sub-screens. With the present invention, it is possible to achieve a split-screen display on a single display device based on one video data line. | 09-01-2011 |
| 20090296785 | Multi-Mode Coexistence Method of a Multi-Mode Communication Device - The present invention discloses a multi-mode coexistence method of a multi-mode communication device comprising steps of: setting priorities of frequency usage for all modes supported by the multi-mode communication device; determining a channel where a signal of a lower priority mode are interfered with by that of a higher priority mode; performing frequency hopping to outside said determined channel by the lower priority mode. The invention allows signals of various modes to coexist in the multi-mode communication device without modifying the existing RF reception system, and thus reduces the system cost and implementation complexity. | 12-03-2009 |
| 20090254749 | COOPERATION METHOD AND SYSTEM OF HARDWARE SECURE UNITS, AND APPLICATION DEVICE - The present invention provides a cooperation method of a mobile hardware secure unit and a fixed hardware secure unit, comprising: providing user's identification information of a mobile hardware secure unit; providing platform's identification information of a computer-based or other-device-based fixed hardware secure unit; establishing a bidirectional communication pipe between the mobile and fixed hardware secure unit; and binding the mobile and fixed hardware secure units through interaction of the user's identification information and the platform's identification information. The present invention further provides a cooperation system of a mobile hardware secure unit and a fixed hardware secure unit as well as a computer device, with which the security solution based on a fixed hardware secure unit can be combined with a mobile hardware secure unit securing a user's identity. | 10-08-2009 |
| 20090177898 | Computer system and notebook computer, and method for controlling computer system - The present invention provides a computer system, a notebook computer and a method for controlling a computer system. The method comprises steps of: determining current state of the main computer subsystem; turning off the power of the embedded subsystem or enabling the embedded subsystem into a low-power state of the embedded subsystem when the main computer subsystem stays in a power-on state of the main computer subsystem; and enabling the embedded subsystem into an operating state of the embedded subsystem when the main computer subsystem stays in a low-power state or a shut-down state of the main computer subsystem. The computer system comprises: a power supply, a main computer subsystem and an embedded subsystem, wherein the main computer subsystem comprises a state determination module and a state control module for the embedded subsystem. The notebook computer comprises a main board, an embedded subsystem and a power supply, wherein the main board comprises an embedded controller and a power switch controller as well. With the above technical solutions, the power consumption caused by the embedded subsystem is reduced while implementing a preset function in real time. | 07-09-2009 |
| 20090177883 | METHOD AND DEVICE FOR ONLINE SECURE LOGGING-ON - The invention discloses a method for an online secure logging-on, comprises steps of: determining a correlation between at least one of processes and a logging-on operation; sorting the at least one of processes to two classes, that is, processes related to the logging-on operation and processes unrelated to the logging-on operation; running at least one of the processes related to the logging-on operation, when the logging-on operation is performed and a number of the processes related to the logging-on operation is one or more; and suspending at least one of the 1o processes unrelated to the logging-on operation, when the logging-on operation is performed and a number of the processes unrelated to the logging-on operation is one or more. The scheme of the present invention utilizes a real-time protection, needs less monitoring on the operating system and is easy to guarantee the stability. Since most processes of the operating system are suspended, the protection is more reliable. Corresponding to the method, the present invention also provides a device for an online secure logging-on. | 07-09-2009 |
| 20090177803 | Data output method and apparatus - A data output method and apparatus according to the present invention, which are applicable in a data processing device comprising an output unit, a computer system and an embedded system, generate a control command for enabling an establishment of a channel for outputting data when it is determined that the computer system stays in a non-operating state, establish a data transmission channel between the embedded system and the output unit based on the control command, determine data to be outputted, and transfer the data to be outputted from the embedded system to the output unit through the data transmission channel. In this way, the method and apparatus according to the present invention can ensure that a user need not wait a long time for the computer's start-up, and can carry out an operation on local data for the computer in time, which improves the user satisfaction. | 07-09-2009 |
| 20090177780 | Method and apparatus for data processing - According to the present invention, a method and apparatus for data processing is provided for a data processing device comprising an auxiliary execution system, a main execution system, a switch unit and a networking unit. The method and apparatus according to the present invention are capable of establishing a networking data channel between the auxiliary execution system, the switch unit and the networking unit based on a first control instruction for the switch unit; or of establishing a networking data channel between the main execution system, the switch unit and the networking unit based on a second control instruction for the switch unit. In this way, the realization of always online can be guaranteed, and apparently, the user satisfaction can be effectively improved. | 07-09-2009 |
| 20090177616 | HARDWARE SECURITY UNIT AND MULTIPLE-VALUED LOGIC OPERATIONAL METHOD THEREOF - A hardware security unit and a multiple-valued logic operational method thereof are provided, which comprises at least a first and a second multiple-valued logic calculation units, an operational unit, a judgment unit and an execution unit. The first multiple-valued logic calculation unit and the second multiple-valued logic calculation unit are connected to the operational unit, each of the multiple-valued logic calculation units comprises at least three registers for describing expected logical state, current logical state and a multiple-valued logic operator of a specific entity of the hardware security unit. The operational unit calculates the expected logical states of the first and second multiple-valued logic calculation units and the current logical states of the first and second multiple-valued logic calculation units, respectively, by using the multiple-valued logic operator in the third register of the second multiple-valued logic calculation unit, so as to obtain expected and current logic operation results. The judgment unit is connected to the operational unit, for judging whether the current logic operation result has reached the expected logic operation result. The execution unit is connected to the judgment unit, for executing a corresponding operation based on the judgment result by the judgment unit. When it is determined that the current logic operation result equals to the expect logic operation result, the hardware security unit performs a corresponding operation. Therefore, a hardware security unit and a multiple-valued logic operational method thereof are provided for solving the problems arise upon providing services to the overall trust chain based on a binary logic judgment. | 07-09-2009 |
| 20090175311 | COMPUTER AND METHOD OF MONITORING WIND RESISTANCE CHANGES - The present invention relates to a computer and a method of monitoring wind resistance changes. The computer comprises a wind resistance change monitoring device, the device comprising: one or more first temperature sensors, located at one or more positions inside the computer where an actual ambient temperature can be monitored, and configured to sense one or more ambient temperatures as first temperature; one or more heaters, located at the front end of a cooling duct of the computer, and configured to work at a rated power; one or more second temperature sensors, located corresponding to the one or more heaters, and configured to sense one or more temperatures of the one or more heaters as second temperature; and a control module configured to determine whether the wind resistance of the computer has changed or not based on a comparison of the relationship between the first and second temperature with the relationship between a predetermined ambient temperature and a predetermined heater temperature. | 07-09-2009 |
| 20090175004 | METHOD, SYSTEM AND HARDWARE DEVICE FOR TEMPERATURE CONTROL - The invention provides a temperature control method, system and hardware device, wherein, the method comprising: after the system logs in operation system, a temperature control function module obtains a temperature-control control right, and controls the system temperature based on predefined first temperature control strategy; if it is determined that the temperature control function module is at fault and stops working, a temperature control hardware device obtains the temperature-control control right, and controls the system temperature based on predefined second temperature control strategy. The system comprises a temperature control hardware device and a temperature control function module. The temperature control hardware device comprises: a temperature detecting unit, a fan detecting unit, a temperature control logic unit and a timing unit, wherein the timing unit periodically determines if the temperature control function module based on operation system works normally, and if fault occurs in the temperature control function module, activates the temperature control logic unit. The above technical solution can achieve better temperature control effect and improve the system reliability as a whole. | 07-09-2009 |
| 20090174607 | Antenna - The invention discloses an antenna, which comprises a reference ground, a first radiation branch and a second radiation branch. The reference ground comprises a first grounding point and a second grounding point; the first radiation branch is connected to the reference ground via the first grounding point; the second radiation branch is connected to the reference ground via the second grounding point; wherein a slot is formed between the first radiation branch and the second radiation branch, and a distributed capacitance for coupling a signal is formed by coupling the first radiation branch and the second radiation branch via the slot; a connecting point is a feeding point via which one end of the second radiation branch for coupling the signal is connected to a radio frequency (RF) feed line, the feeding point arranged between the first grounding point and the second grounding point. The antenna of the present invention has advantages as follows: since a coplanar wave-guide coupling structure is used between the antenna resonant branches, which is equivalent to a capacitance loading, and a field loaded by the distributed capacitance is mainly concentrated in the air, thus a power loss caused by a resistor in a device after a lumped parameter capacitor is loaded is avoided. Therefore, the resonant frequency of the antenna and the size of the antenna are reduced. | 07-09-2009 |
| 20090167773 | CONTROL METHOD AND COMPUTER SYSTEM FOR SWITCHING DISPLAY BETWEEN OSs - The present invention provides a control method for switching display between a plurality of OSs as well as a computer system. The method comprises: detecting that the currently displayed guest operating system (GOS) is required to be switched from a first GOS to a second GOS; determining whether the first GOS satisfies a preset switching condition, and switching the currently displayed GOS to the second GOS if the preset switching condition is satisfied, and otherwise, prohibiting the switching from the currently displayed GOS. With the method and the computer system, it is possible to avoid picture distortion or blurring or system collapse in switching display between a plurality of OSs. | 07-02-2009 |
| 20090160800 | Touch pad, method of operating the same, and notebook computer with the same - The present invention relates to the field of touch pad. In particular, there is provided a touch pad comprising a storage unit, a sensing electrode array unit and a processing unit. A trace graph composed of coordinate values of positions on the sensing electrode array unit, touched by a user in the course of operating the touch pad is recorded; comparison is made between the trace graph and a graphical password to generate a comparison value. Since the touch pad is provided with the function of recognizing the graphical password, a computer can use it to input graphical password, text password, and various characters in various states such as BIOS state and a variety of OS states, which can enhance the security of devices such as computers and make the product more interesting and easy to use. | 06-25-2009 |
| 20090158063 | METHOD AND DEVICE FOR DYNAMICALLY CONTROLLING POWER CONSUMPTION AND CONNECTION MODE OF NETWORK CARD - The invention provides a method and a device for dynamically control power consumption and a connection mode of a network card, which relates to a power saving technique for the network card. The method comprises steps of: monitoring a data transmission state in a network in real time, and obtaining a statistic value for the data transmission state in a current or a predetermined period; obtaining a target connection mode matching with the current data transmission based on the statistic value, and switching the connection mode of the network card to the target connection mode. In the embodiments of the present invention, when a network connection is established, it is not forced to a certain connection mode. The connection mode may be dynamically varied according to a load task by monitoring the data transmission state in the network and comparing with a switching condition. The connection mode may be dynamically switched among respective modes, so as to improve efficiency of the transmission bandwidth and implement an optimal dynamic match of the bandwidth/power consumption. | 06-18-2009 |
| 20090153575 | Method for sharing graphics card among multiple operation systems and computer system - The present invention provides a method for sharing a graphics card among multiple Operation Systems (OSs) and a computer system. The method comprises: detecting a first GOS to be displayed, the first GOS being one of at least two GOSs; calling a correspondence table to determine a first display control register bank corresponding to the first GOS, the first display control register bank including display mode parameters therein; controlling the first display control register bank to connect to a display output port; and displaying the first GOS based on the display mode parameters. According to the inventive method and computer system, it is possible to achieve sharing of the graphics card among the multiple OSs and quick display of the GOS to be displayed, without simulating registers of the graphics card. | 06-18-2009 |
| 20090153561 | METHOD AND APPARATUS FOR CAPTURING SCREEN BASED ON WDDM - The present invention relates to a technique of capturing screen. It discloses a method for capturing screen based on WDDM, which is aimed at solving the problem that the existing techniques are not suitable for Vista. The method comprise the steps of outputting commands of drawing image by an image display processing engine; analyzing the commands of drawing image by a filter driver, determining whether a display adapter can execute the commands in accordance with the registered capacities of the display adapter, and transmitting the commands to the display adapter if the display adapter can execute the commands; generating image data to be displayed in accordance with the commands by the display adapter, and transmitting the generated image data back to the filter driver; and buffering the image data to be displayed in the filter driver. The present invention also discloses a computer system with a plurality of displays employing the method described above. The present invention can be easily implemented, and the captured screen image and the image on the local display terminal have the same image quality. | 06-18-2009 |
| 20090153517 | TOUCH PAD, NOTEBOOK COMPUTER AND METHOD OF CONTROLLING LIGHT EFFECT ON TOUCH PAD - This invention discloses a touch pad, comprising: a touch surface layer made of a photic material; an electrode layer placed under the touch surface layer, the electrode layer comprising photic electrodes arranged based on a pre-set first coordinate array; a light-emitting component layer placed under the electrode layer, the light-emitting component layer comprising light-emitting components forming a light-emitting dot matrix, a region of which light-emitting dot matrix can be controlled to emit light; and a control device electrically coupled to the electrode layer and the light-emitting component layer. There are also disclosed a notebook computer and a method of controlling a light effect on the touch pad. According to the present invention, it is possible to provide a user with a light feedback corresponding to the touch location based on the user's touch in a timely manner. | 06-18-2009 |
| 20090153484 | MOUSE AND METHOD FOR CURSOR CONTROL - A mouse and a method for controlling such a mouse are disclosed. The mouse comprises a plurality of balls which are classified into at least two groups, each of which has a function; a plurality of sensors connected to the plurality of balls for sensing and measuring the plurality of balls, and obtaining the scrolling value of each of the plurality of balls; a processing unit connected to the plurality of sensors for processing the corresponding scrolling values of the balls in each group respectively and generating at least two sorts of operating information, each of which corresponds to a function. In addition, it is possible to define several functional combinations so as to achieve functions such as scrolling up and down, scrolling left and right, go forward and backward, and even time editing or revising. | 06-18-2009 |
| 20090138633 | Computer, external storage and method for processing data information in external storage - The present invention provides a computer, comprising: a processor for processing data; a system bus connected to the processor; a management unit connected to the system bus; and an external storage connected to the system bus through the management unit, wherein the external storage comprises: a buffer for buffering data; and storage areas connected to the buffer for storing data, and wherein the management unit is adapted to: receive an instruction sent by the processor from the system bus, said instruction corresponding to operations; read data information from the storage areas to the buffer; and execute at least one of the operations on the data information. Furthermore, the present invention provides an external storage and a method for processing data information in an external storage. According to the present invention, it is possible to scan the external storage with a large capacity in a short time. | 05-28-2009 |
| 20090089388 | COMMUNICATION TERMINAL, MAIL PUSH SYSTEM AND METHOD THEREOF - A communication system, mail push system and method of pushing mail are disclosed. The communication terminal may comprise a parameter acquisition unit for acquiring at least one parameter related to a user usage state; an information transmission unit for transmitting, to a data processing device at a network side, first information including the at least one parameter related to the user usage state, a mail reception unit for receiving a mail from a mail push device at the network side, wherein the mail is pushed by the mail push device according to a mail push indication message which is related to the first information and second information from a second communication terminal, and the second communication terminal is separated from the communication terminal. The communication terminal, the mail push system and the method thereof may automatically select the communication terminal to which the mail is pushed, according to a parameter related to the current user usage state. | 04-02-2009 |
| 20090037747 | Security Chip - Two kinds of security chips having a security interface are provided. One kind of security chip comprises a processor module, an encrypt/decrypt module, a memory module, a power detecting module and a security I/O module, and all of the modules are connected with each other by an internal bus in the security chip; the other kind of security chip comprises a processor module, an encrypt/decrypt module, a memory module, a power detecting module and an I/O interface module, all of the modules being connected with each other by the internal bus in the security chip, wherein, the security chip also comprises a security input module, a security output module and a south bridge interface module, and all of the modules are connected with each other by the internal bus in the security chip. With the security chip provided by the present invention, it is possible to encrypt/decrypt the I/O information of an information processing device, ensure the safety of the I/O information, and thus prevent the information from being listened to or otherwise revealed. | 02-05-2009 |
| 20090019528 | METHOD FOR REALIZING NETWORK ACCESS AUTHENTICATION - A method for realizing network access authentication, wherein a network access authentication device pre-storing a system integrity value of a device waiting to access and a correspondence between each device waiting to access and its system integrity value. When the device waiting to access needs to access the network, it acquires its current system integrity value, and sends the current system integrity value to the network access authentication device; the network access authentication device judges whether the received current system integrity value of the device waiting to access and its stored integrity value of the device waiting to access are identical or not, and in a case where the received current system integrity value of the device waiting to access and its stored integrity value of the device waiting to access are identical, it determines that the network access is authenticated. As such, the network access device could determine the real status of the device waiting to access, and ensure the device accessing to the network is really secure, thereby ensuring the security of the network. | 01-15-2009 |
| 20080250501 | Method for Monitoring Managed Device - A method for monitoring the managed devices comprises that the manage center preserves the integrality list in advance, which includes the system integrality values of the managed devices and the corresponding relations of the managed devices and the system integrality values of themselves, and the managed device gathers the current system integrality value of itself and saves it when it starts; the managed device sends the information including the current system integrality value to the manage center after receiving the monitor command from the manage center; the manage center determines whether the received current system integrality value of the managed device coincides with the integrality value of the managed device saved by itself according to the received information and said integrality list, and implements the alert process when they do not coincide with each other. The manage center can know whether the managed device is believable currently so that the manage center can determine whether the unknown attack to the managed device exists or not according to the present invention. | 10-09-2008 |
| 20080214246 | TERMINAL AND METHOD FOR CONTROLLING ITS AUDIO ALARM - The present invention discloses a terminal and a method for controlling audio alarm of the terminal. The method comprises detecting whether a valid wireless signal can be received, and setting said terminal to a non-audio alarm mode when it is determined that said valid wireless signal cannot be received. With the terminal and the method of the present invention, it is possible to suppress noise pollution caused by the ringing of the terminal. | 09-04-2008 |
