| LENOVO (BEIJING) CO. LTD. Patent applications |
| Patent application number | Title | Published |
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| 20120075191 | Optical Touch System and Method for Optical Touch Location - The present invention provides an optical touch system, applied to an electronic apparatus having at least a physical plane. It comprises: an optical unit set on the physical plane and configured to produce a first optical effect; an image acquisition unit set on the physical plane, at least a part of the optical unit being within an acquisition range of the image acquisition unit, a touch operation area being formed by the image acquisition unit and the optical unit; the image acquisition unit configured to capture an image having a second optical effect which is formed on the first optical effect after an operation body for operating the electronic apparatus enters the touch operation area; a processing unit being connected with the image acquisition unit and configured to determine the range of the operation body in the touch operation area according to the image having the second optical effect. The present invention also provides an optical touch input display apparatus and optical touch input positioning method. The touch system of the present invention is low-cost and highly reliable. | 03-29-2012 |
| 20120047381 | Control Device, Main Board and Computer - The invention provides a control apparatus, a main board, and a computer wherein, the control apparatus is applied in the computing device. The computing device includes a main board, a standby power supply, and a switching means configured between the standby power supply and the at least one electronic element. The control apparatus includes a signal receiving module, a judging module for judging whether the computing device is in a turn-off mode according to the signal, and a controlling module. The standby power supply is connected with the main board through the control apparatus and the switching switch respectively, so that after the turn-off of the computer, the control apparatus switches off the connection between the standby power supply and the main board, to reduce the power consumption of the main board after the turn-off. | 02-23-2012 |
| 20120047286 | Data Processing Device for Multiple Hardware Systems, Switching Method and Computer Program Product - A data processing device with multiple hardware systems and a switching method thereof are provided. The device comprises a first hardware system, a second hardware system, a shared device and a switcher, wherein the first hardware system is connected to the shared device through the switcher, and includes a first inquiry module for inquiring information on applications currently executed in the first hardware system so as to obtain an inquiry result, a first control module for triggering the first inquiry module to perform inquiry when it is required to switch from the first hardware system to the second hardware system, and a first communication module for transmitting the inquiry result to the second hardware system; and the second hardware system includes a second communication module for receiving the inquiry result, a second control module for, in accordance with the inquiry result, activating corresponding applications in the second hardware system so as to generate a first message, and transmitting the first message to the first hardware system through the second communication module; wherein the first control module instructs the switcher to switch the shared device into connection with the second hardware system when the first message is received by the first hardware system through the first communication module. | 02-23-2012 |
| 20120044205 | Surface Capacitive Touch Panel and Electronic Device (As Amended) - The invention provides a surface capacitive touch panel and an electronic device, said surface capacitive touch panel comprising: a resistive film, on which an electrode setting area divided into at least two layers is set; and a plurality of conductive electrodes, set in said electrode setting area; said plurality of conductive electrodes including at least one set of electrodes; wherein, said set of electrodes includes: a first strip electrode; a second strip electrode, in parallel with said first strip electrode, but in a different layer; a third strip electrode, in parallel with said first strip electrode, but in a different layer; said second strip electrode and said third strip electrode being located on the same side of said first strip electrode; a fourth strip electrode, both ends of which are connected with said first strip electrode and said second strip electrode, respectively; and a fifth strip electrode, both ends of which are connected with said first strip electrode and said third strip electrode, respectively. The invention enhances the linear degree of the electrical field applied to the resistive film, thereby enhancing the positioning accuracy. | 02-23-2012 |
| 20120030433 | Method, Mobile Terminal and Computer Program Product for Sharing Storage Device - The invention discloses a method of sharing a storage device and a mobile terminal. The mobile terminal comprises a first processor, a second processor and a readable and writable nonvolatile storage device. A processing capacity of the first processor is different from that of the second processor. A state in which the first processor is operating and using the storage device is a second state. A state in which the second processor is operating and using the storage device is a third state. The method comprising: the first processor receiving a switch instruction; the first processor controlling the storage device to enter the second state or the third state according to the switch instruction. As compared with the prior art, by controlling the sharing of the storage device by the first processor, the invention reduces the elements in the mobile terminal and saves the hardware cost of the mobile terminal; moreover, the physical connection between the components in the mobile terminal is simple and easily controlled. | 02-02-2012 |
| 20120011296 | Multi-Hardware-System Data Processing Device and Information Input Method Thereof - Provided are a multi-hardware-system data processing device and information input method thereof, the multi-hardware-system data processing device comprising a first hardware system, a second hardware system, a switcher and a shared device; wherein the second hardware system comprises a second control module for generating a message when the second hardware system requires a user to input the information to be inputted, and a second communication module for sending the message to the first hardware system; wherein the first hardware system is connected to the shared device via the switcher and comprises a first communication module for receiving the message, and a first user interaction module for obtaining an input interface to be used by the user to input the information to be inputted according to the message, obtaining the information inputted by the user in the input interface, and sending the inputted information to the second hardware system via the first communication module; the second control module processes the inputted information. By the invention, it is not necessary to conduct switch when the background hardware system needs information to be inputted. | 01-12-2012 |
| 20110296119 | Stored Data Reading Apparatus, Method and Computer Apparatus - The present invention proposes a stored data reading device, comprising a first storage module for storing first data, the first storage module has a first reading speed, a second storage module for storing second data, the second data being the same with at least a part of the first data, the second storage module having a second reading speed, and the second reading speed being greater than the first reading speed, a request acquiring module for acquiring a reading request for third data, the third data being the same with at least a part of the first data. With the stored data reading device of the invention, the data access speed can be accelerated while the production cost can be significantly lowered. | 12-01-2011 |
