Abstract: A terminal and a method for prompting service failure in the video telephone service are disclosed, and the terminal comprises a processing module, a storing module and a setting module which are connected orderly. Said terminal sets and stores the corresponding relationship between different failure prompt information and prompting modes according to the user's command, and when the terminal receives a video telephone call request and the called user performs the failure prompting operation, the terminal generates a call failure prompt message according to the preset failure prompt information and the prompting mode corresponding to said failure prompt information and sends it to the calling user. After the calling user terminal receives said call failure prompt message, it analyzes and acquires the failure prompt information and the corresponding prompting mode, and displays and/or plays the failure prompt information to the calling user according to the prompting mode.

Abstract: The present application discloses a method and a device for operating a terminal having a touch screen, and the method includes steps of: starting to count a predetermined first time period when a predetermined condition is met; when an operation is performed by a user on a predetermined non-readily-mis-pressed region of the touch screen during the first time period, implementing the operation, otherwise implementing an operation performed by the user on a readily-mis-pressed region. The method and the device for operating a terminal having a touch screen provided by the disclosure solve the problem of error operations when a user holds the terminal by one hand and performs operations, thereby providing the user with conveniences.

Abstract: A method for implementing information exchange is disclosed in the present invention, and the method comprises: a calling user terminal sending information to be sent to a called user terminal by carrying the information in a user-to-user signaling (UUS) field of a call message; the called user terminal sorting out the information carried in the UUS field from the call message after receiving the call message, and feeding back a message other than an acknowledge message to the calling user terminal; the calling user terminal terminating this call after receiving the message fed back by the called user terminal. The simplicity and the easy transformation of the software update of user terminals are fully utilized in the present invention; therefore the present invention can enable a user terminal to have the information exchange function only by properly modifying the software of the user terminal.

Abstract: An echo canceller and an echo cancellation method are provided. The echo canceller includes a self-adaptive filter, a voice signal detection portion and a path change detection portion; a far-end voice signal is propagated in an echo path through a speaker and is picked up by a microphone to form an echo signal. The self-adaptive filter is configured to receive the far-end voice signal as a training signal to simulate the echo path, and cancel the echo signal in a near-end signal. The voice signal detection portion is configured to detect a communication status, control the self-adaptive filter according to the communication status, and control startup of the path change detection portion according to the communication status. The path change detection portion is configured to detect whether a change occurs on the echo path, and control the self-adaptive filter according to whether the change occurs on the echo path.

Abstract: The invention provides a semiconductor detector, and the semiconductor detector comprises a semiconductor crystal, a cathode, an anode and at least one ladder electrode; the semiconductor crystal comprises a top surface, a bottom surface and at least one side; the cathode, the anode and the ladder electrode are conductive thin films deposited on a surface of the semiconductor crystal; the cathode is disposed on the bottom surface of the semiconductor crystal, the anode is disposed on the top surface of the semiconductor crystal, the ladder electrode is disposed on the at least one side of the semiconductor crystal; and the ladder electrode comprises a plurality of sub-electrodes. As compared to the prior art, the semiconductor detector can improve the energy resolution.

Abstract: The disclosure relates to a touch screen terminal and a method for locating an electronic document thereof. The touch screen terminal comprises a setting module, a directory listing module, a detection module, a mode switching module, a real-time directory module, a preview module and a chapter/section switching module.

Abstract: A method and apparatus for realizing videophone are provided in the present invention. The method includes setting different videophone modes; and selecting the videophone mode for a user to perform a video conversation by using the selected videophone mode. The apparatus includes a setting module and a control module which is connected with the setting module. With the method and apparatus for realizing videophone according to the present invention, the user can select a normal conversation or a preset audio/video mode according to requirements in the process of the videophone conversation so as to achieve different video effects.

Abstract: Disclosed in the present invention are an access method for performing a video call and a video call apparatus, wherein the method comprises the steps of: presetting an access password for a video call; after answering the video call, closing audio and video channels, and transmitting a command to a calling terminal for providing an access password for the video call so as to prompt said calling terminal to input an access password associated with the video call; determining if the access password associated with the video call and inputted by said calling terminal matches the preset access password; if so, performing the video call, and if not, refusing said calling terminal's request to perform the video call. According to the technical solution provided by the present invention, the function of automatically selecting whether to answer the video call according to the other party's identity is enabled.

Abstract: A keyboard type terminal and a location method for electronic document therein are disclosed. The keyboard type terminal includes a setting module, a directory listing module, a detection module, a real-time directory module, a preview module and a chapter and section switchover module.

Abstract: A method for processing a document by a terminal with a touch screen and a terminal with a touch screen are provided, wherein, the method includes: the terminal storing a control region corresponding to a document operation and an operation mode for the control region; the terminal monitoring the control region, and when it is determined that the monitored operation mode for the control region is coincident with the operation mode for the control region stored by the terminal, operating the document according to the document operation corresponding to the control region. The above method for processing a document by a terminal with a touch screen and a terminal with a touch screen enable the user to set up the operation region on different positions of the touch screen flexibly, thus largely improving the reading experience of the user.

Abstract: The present invention provides a method and apparatus for implementing automatic answering and recording in videophone services. The method comprises: when a video call is coming, a called terminal automatically answering the call and playing a prerecorded automatic answering prompting message to a calling user; and the called terminal recording audio and video of the calling user and ending the call after the recording is completed. The present invention has solved the problem that a videophone has no automation answering and recording function in prior art. Thus, the user can answer selectively video calls at anytime and anywhere, important video calls can be automatically recorded, and video calls which are inconvenient to be answered can be answered automatically by choosing various videos.

Abstract: Disclosed are a reporting method, a detecting method, device and system for a network state. The reporting method for a network state includes: an intermediate node receiving a data packet; the intermediate node marking the data packet according to the current network state; and the intermediate node forwarding the marked data packet. The detecting method for a network state includes: a sink node receiving a data packet; the sink node parsing the data packet to obtain the marking information about the network state; and the sink node determining the network state according to the marking information. With the present document, the problem of heavy network burden due to a method of determining the network state with an active inquiry mode is solved, thus prolonging the service life of each node and optimizing the performance of the system.

Abstract: A method for improving energy efficiency performance of a reader is disclosed in the present document. The method includes: initializing and adjusting operation parameters, and acquiring the current number of frame timeslots; updating a frame timeslot status, and determining that a power level is not required to be increased according to the updated frame timeslot status; and estimating the number of labels according to the current number of frame timeslots, and acquiring an optimum Q value according to the number of labels. A device for improving energy efficiency performance of a reader is also disclosed in the present document. With the method and device of the present document, throughput of a Radio Frequency Identification (RFID) system is maximized, thereby reducing energy consumption of the system and extending usage time of the system; and while the energy consumption is reduced, a rate at which the reader reads the labels is guaranteed.

Abstract: The present disclosure discloses a method for dynamic authentication between a reader and a tag, and an implementing device therefor, to solve the technical problem of necessity of dependence of a traditional authentication method on a real-time, online, reliable and secure connection with a background database, as well as lack of means for highly autonomous authentication of a tag by a reader. In the present disclosure, only a legitimate reader can obtain corresponding tag authentication information from an authentication database and authenticate or update a corresponding tag status; only a legitimate tag can be processed by the legitimate reader; during the authentication, a dynamic updating mechanism is used for a tag ID which ensures forward security; the reader stores tag information using a hash table and thus increases an authentication speed; data synchronization is achieved cleverly by means of a counting value.

Abstract: A method for recovering from an interruption during a Firmware Over-The-Air (FOTA) update is provided. The method includes identifying a missing block of a plurality of blocks to be updated in the first memory, the missing block corresponding to a block being updated when the interruption occurred, copying a backup block into a backup buffer, simulating an application of the FOTA update in a second memory, the simulation including, for each block of the plurality of blocks to be updated, performing a reversible operation on the contents of the backup buffer and an updated block, and updating the backup buffer with the operation result, replacing the missing block with the updated backup buffer, and resuming the FOTA update.

Abstract: The present disclosure provides a Bluetooth connection method, the method includes that: a client reads information stored in a Radio Frequency Identification (RFID) card and establishes a Bluetooth connection with a server according to the read information. The present disclosure also provides a Bluetooth connection system, wherein a Bluetooth address and an identification (ID) value of the RFID card are pre-stored in the RFID card; after reading the information stored in the RFID card, the client directly uses a Service Discovery Protocol (SDP) service search to carry out an interaction with the server, achieving automatic completion of a Bluetooth authentication while a Bluetooth service search is performed, thereby establishing a secure and reliable Bluetooth connection; The method significantly reduces the time for establishing a Bluetooth connection, and makes the application of the Bluetooth service more concise and rapid to realize, costing less, more efficient, and easier to popularize.

Abstract: The present invention discloses a method and system for implementing short message encryption. Both the Mobile Station (MS) and the Mobile Switching Center (MSC) are configured with encryption-decryption modules (1), which can encrypt and decrypt the short message by using the Cipher Key (CK) as the encryption-decryption factor. The CK is variable with the Random value (RAND). The CK is not shared between the receiving end and the sending end in the whole process, so that the encrypted short message has a high confidentiality. In addition, the security of the whole transmission environment can be realized by the selectable configuration.

Abstract: A method for pre-accessing a conference telephone is disclosed in the present invention. The method includes that: a network side detects a received call whose target is a main control party after the main control party initiates an encryption conference telephone; the call is not accessed if the call is a non-encryption conversation; the call is allowed to be accessed if the call is an encryption conversation. A system for pre-accessing a conference telephone is also disclosed in the present invention, wherein, the system includes a pre-accessing processing unit and a call type detection unit of the network side. A network side device is also disclosed in the present invention. The present invention realizes the pre-accessing of the encryption conference telephone, thereby improving security of the encryption conversation as well as avoiding the problem that a user is frequently affected when performing the encryption conference telephone.

Abstract: Disclosed in the present invention are an access method for performing a video call and a video call apparatus, wherein the method comprises the steps of: presetting an access password for a video call; after answering the video call, closing audio and video channels, and transmitting a command to a calling terminal for providing an access password for the video call so as to prompt said calling terminal to input an access password associated with the video call; determining if the access password associated with the video call and inputted by said calling terminal matches the preset access password; if so, performing the video call, and if not, refusing said calling terminal's request to perform the video call. According to the technical solution provided by the present invention, the function of automatically selecting whether to answer the video call according to the other party's identity is enabled.

Abstract: A method of monitoring one or more central processing units in real time is disclosed. The method may include monitoring state data associated with the one or more CPUs in real-time, filtering the state data, and at least partially based on filtered state data, selectively altering one or more system settings.