115results about "High level techniques" patented technology

A radio communication apparatus includes a receiving section, a power supply section and a control section. The receiving section receives a radio signal when electric power is supplied, and the radio signal has a preamble field for storing a preamble pattern. The power supply section supplies the electrical power to the receiving section and stopping the supply of the electrical power in response to a supply stop signal. The control section generates the supply stop signal when presence of the preamble pattern can not be detected from the radio signal received by the receiving section, in a state in which a frame synchronization is established.

A mobile communication system with a packet switching function which enables sharing of radio resources among mobile stations, wherein a mobile station which has generated a request for communication quality assurance periodically sends a packet for requesting preferential use of a radio channel in order to prevent timeout of the state transition timer, timeout of which would cancel radio channel assignment to the mobile station and bring it into a dormant state if a certain period elapses without transmission or reception of a signal, so that it can remain in the active state and hold the radio channel continuously. In addition, when the mobile station requesting communication quality assurance moves from one cell to another or requests radio channel assignment, the base station controller controls the radio base station so that the mobile station can be assigned a radio channel by sending a priority request packet.

The invention discloses a method for reducing power consumption of a device, a mobile terminal and a system. The method comprises the following steps of: when the mobile terminal enters a standby mode, capturing a behavior of an application program in a background of the mobile terminal and collecting power consumption data of the behavior of the application program; sending the power consumption data of the behavior of the application program to an application program power consumption analysis database stored in a cloud server for analysis and comparison; receiving and storing an application list limited to be started and fed back and pushed by the application program power consumption analysis database; and forbidding the corresponding application program, in the application list limited to be started, to be started in the background of the mobile terminal when the mobile terminal enters the standby mode. According to the method for reducing the power consumption of the device, the background applications in the system are effectively managed and the applications unnecessary to run in the background are limited, so that the purposes of reducing the power consumption of the device of the mobile terminal and prolonging the service time of the device are achieved.

The invention discloses an embedded type WIFI module. The embedded type WIFI module comprises a software part and a hardware part. The hardware part comprises a microcontroller chip, a WIFI chip, a program memory chip, a filter, a first crystal oscillator, a second crystal oscillator and a power switch tube, wherein the WIFI chip is connected with the microcontroller chip through data signals, the microcontroller chip is connected with the program memory chip through serial external interfaces, the WIFI chip and the microcontroller chip are connected with the power switch tube, the WIFI chip is connected with the filter and the first crystal oscillator, and the microcontroller chip is connected with the second crystal oscillator. The software part comprises a module interface management unit, an application program module, a webpage server, a miniaturized TCP/IP protocol stack, a WIFI driving module, a bottom layer hardware interface driver and a real-time operating system module, wherein the real-time operating system module is used as a framework, and the module interface management unit, the application program module, the webpage server, the miniaturized TCP/IP protocol stack, the WIFI driving module and the bottom layer hardware interface driver are integrated on the real-time operating system module. The embedded type WIFI module has the advantage of being small in size.

An embodiment of the invention discloses a method for transmitting uplink control information and a related device. The method for transmitting uplink control information and the related device are used for choosing channels to transmit the uplink control information at the scene that more than two program-controlled computers (PCC) exist on a carrier resource corresponding to user equipment (UE). The method includes: the UE receives uplink control channel simultaneous allowable parameters simultaneous physical uplink control channel-physical uplink control channel (PUCCH-PUCCH) sent by a base station, if the simultaneous PUCCH-PUCCH indicates yes, the uplink control information (UCI) required to be transmitted by each band is transmitted on a physical uplink control channel (PUCCH) carried by a main member carrier PPC of each band in a plurality of bands. In addition, the related device for achieving the method is further provided.

Disclosed is a wireless medical sensor network dynamic clustering method. The method is realized through multiple rounds, and each round includes three stages including cluster head generation, cluster forming and cluster operating maintenance. Factors like node remaining energy relation, node energy consumption speed and energy-distance relation are taken into consideration, and the method is supportive of dynamic distribution of wireless medical sensor nodes.

The invention discloses a cooperative transmission routing method for a wireless sensor network based on multi-relay multi-hop. The method comprises the following steps: step 1, a network initialization phase; step 2, a data preparation phase; step 3, a relay node number selection phase; and step 4, a data transmission phase. According to the cooperative transmission routing method for the wireless sensor network based on multi-relay multi-hop, a normal node in the sensor network sends the received data to an aggregation node at minimum transmission power through a multi-relay multi-hop transmission mode; and the minimum transmission power is calculated through the given interruption probability, and the optimal number of relay links and the optimal number of relay hops on each link can also be determined. By adopting the method, the resource waste caused by the excessive transmission power of source nodes or the occurrence of interruption caused by too low transmission power can be effectively avoided; the phenomenon that the number of relay links and the number of hops with minimum energy consumption can be found under different transmission distances can be ensured, and the problem of too fast energy consumption can be effectively alleviated.

The present invention provides a method for improving the reliability of a channel quality indicator (CQI) message in a wireless communications network begins with receipt of the CQI message. The CQI message is then decoded, and a decision metric value for each symbol in the CQI message is computed. A largest decision metric value and a second largest decision metric value for the CQI message are determined. The reliability of the CQI message can be determined by comparing the two largest decision metric values. This method may be applicable to high-speed downlink packet access in time division duplex, frequency division duplex, or other modes of transmission.

The invention relates to a method for displaying the time of a handheld mobile terminal. A memory and a clock circuit are always powered. The method comprises the following steps of: when a terminal battery is switched off or initially switched on, loading a time display program into the memory; and electrifying a CPU through hardware interrupt in a switch-off state, directly running the time display program in the memory by the CPU to acquire the current value of the time clock, and driving a terminal screen to display the current time. The method for displaying the time of the handheld mobile terminal is particularly applied to a smart mobile phone; when the mobile phone is switched off or falsely switched off, accurate time can be quickly acquired and energy consumption is low, so convenience is brought to the life of people.

A system and method are provided for in-network power management of network-connected devices. A first computing device, having a power management module, is able to access an in-network computing device table stored in a local memory, of network-connected computing devices cross-referenced to computing device processing capabilities. The power management module retrieves processing capabilities from the in-network computing device table for a network-connected second computing device, and sends a Wake-on-Local Area Network (LAN) message to the second computing device. Subsequently, the power management module sends a server-on-cloud power management message (power management packet) to the second computing device, with instructions for enabling capabilities related to processing or memory management.

The invention relates to a resident network adjustment method and device and an electronic device. The resident network adjustment method includes: determining a current resident network of a terminal; acquiring state information of the terminal if a low power consumption network corresponding to the current resident network exists, and judging whether the terminal has application demands for packet switched domains of the current resident network according to the state information of the terminal; if not, adjusting the terminal into the low power consumption network from the current resident network. According to the technical scheme, smart resident network adjustment can be achieved; power consumption of the terminal can be reduced and use time of the terminal can be prolonged while meeting use demands of users.

The present invention provides a method for random access executed at user equipment (UE), comprising: receiving configuration information from a base station, the configuration information indicating an anchor carrier and/or one or a plurality of non-anchor carriers supporting a random access; selecting a carrier from the anchor carrier and/or the one or plurality of non-anchor carriers supporting a random access as a random access carrier according to the configuration information; and performing a random access by using the random access carrier. The present invention further provides a method for a random access executed at a base station, corresponding UE, and a corresponding base station.

The invention provides a beam processing method, a base station and a terminal. The beam processing method comprise the steps of receiving a first beam report reported by the terminal, wherein the first beam report includes the identification of a first preset number of transmitting beams; selecting a second preset number of transmitting beams from the first preset number of transmitting beams according to terminal capacity information or identification of a receiving beam group which is included in the first beam report and corresponds to each of the transmitting beams, wherein both the firstpreset number and the second preset number are greater than or equal to 2; and transmitting information of the second preset number of transmitting beams to the terminal, and transmitting a control channel and a data channel through the second preset number of transmitting beams, thereby being capable of improving the link recovery speed, reducing the time delay caused by the link recovery, and improving the user experience.

Requirements on measurement time to perform measurements that require the User Equipment to tune its receiver to other frequencies are configured in different ways and depending on the length of the OFF time periods and the measurements to be performed, so as to fulfill various requirements on measurement time while allowing autonomous reselection to CSG in CELL FACH. Accordingly, a User Equipment, UE, performs measurements of a plurality of measurement types. The UE performs a measurement of a first measurement type on at least one Closed Subscriber Group, CSG, cell; at least one of a measurement of a second type on at least one carrier frequency of lower or equal priority compared to that of the serving carrier frequency; and a third measurement type on at least one carrier frequency of higher priority compared to that of the serving carrier frequency. In the performed measurements: (a) the at least one of a measurement of the second and the third measurement type is performed during a required time such that first pre-defined requirements for the at least one of a measurement of the second and third measurement type are met, the required time forming part of a time available for measurements, and (b) the measurement of the first measurement type is performed during a remaining time, during which the at least one of a measurement of the second measurement type and a measurementof the third measurement type is not performed wherein the required time and the remaining time form different parts of the time available for measurements (e.g. periods of receiver OFF time of a Discontinuous Reception, DRX, cycle) which are configured by a network node. The application is directed to a User Equipment, a network node and corresponding methods.

This application relates to techniques that adjust the sleep states of a computing device based on user proximity detection procedures. The technique includes detecting a first pattern, using a first subset of sensors of one or more sensors coupled to the computing device, to determine if the object is proximate to the computing device. Provided the first pattern is not indicative of the object being proximate to the computing device, the technique detects a second pattern, using a second subset of sensors of the one or more sensors, to determine if the object is proximate to the computing device. Furthermore, provided either the first pattern or the second pattern is indicative of the object being proximate to the computing device and provided a first portion of a computer system within the computing device is operating within a low-power sleep state, the technique causes the first portion to enter into a high-power sleep state.

The invention discloses a sensor network positioning method based on hop counts. In a wireless sensor network, communication distances of all nodes are the same, one node only receives information of other nodes within limited hop counts, and a non-linear equation set is constructed by utilizing the ratio of the hop counts from different anchor nodes to unknown nodes, so that the unknown nodes are positioned. By means of distributed calculating and processing, node information exchange times are decreased, information conflict and network node power consumption are reduced, positioning precision of the unknown nodes is improved, and the method has a certain application value and is capable of meeting the requirement on high-precision distributed positioning of the wireless sensor network.

A communication terminal has an EVDO radio control section which performs radio communication control based on an EVDO communication system, and a data communication control section which releases a data link and requests the EVDO radio control section to release a communication session if a power-off command is entered. The EVDO radio control section releases the communication session in response to the communication session release request made by the data communication control section. When the EVDO radio control section releases the communication session based on a command for a power-off processing, the EVDO radio control section maintains the communication session released. When the EVDO radio control section releases the communication session based on any command other than the command of the power-off processing, the EVDO radio control section performs the reconnection processing of the communication session.

The present invention relates to a power control method and device. The method comprises: a base station separately determining, according to terminal types of n currently scheduled terminals, error vector magnitude (EVM) index adjustment parameters of the n terminals; processing signals to be transmitted of the n terminals according to the EVM index adjustment parameters of the n terminals so as to obtain output signals, and determining the total power change of the output signals with respect to the signals to be transmitted; and dynamically controlling a power voltage of a power amplifier according to the total power change of the output signals with respect to the signals to be transmitted. By means of the power control method and device provided in embodiments of the present invention, different processing is performed on signals of different terminals, the balance between the total power of an OFDM system, the EVM, and the efficiency of the power amplifier is achieved, and system performance of the OFDM system is improved.

The invention provides a data sending method and device, a data receiving method and device, an access point and a station. The data sending method comprises the steps of sending a first wireless signal for waking up one or more stations to the one or more stations on a first wireless channel, wherein the first wireless signal is used for informing the one or more stations of a mode for sending athird wireless signal on a second wireless channel, and the third wireless signal is used for identifying that the one or more stations are wakened up; receiving the third wireless signal sent by theone or more stations on the second wireless channel; and sending data to the one or more stations on the second wireless channel. Through application of the methods, the devices, the access point andthe station, the problem that a wakeup signal cannot be responded rapidly and efficiently when the station enters a power saving or sleep state in related technologies can be solved.

A method for maintaining transmission control protocol (TCP) connection and a computer system are provided. The method is adapted to a computer system having a network card and a processor, wherein the processor executes an operating system. In the method, a first TCP connection with a remote server is first established via the network card. Then, after the operating system enters a power saving mode, a wake-up packet transmitted by the remote server through the first TCP connection is received to wake the operating system. The operating system resets the retransmission time of the remote server transmitting the wake-up packet when resuming a normal operation mode.

The invention discloses a data transmission method and device and belongs to the technical field of terminals. The method is applied to a mobile terminal. The mobile terminal comprises an application processor AP system and a baseband processor BP system. The method comprises the steps that when the AP system is in a sleep state, data is cached whenever the BP system receives the data sent by network equipment; when at least one data which is determined to be cached by the BP system meets preset transmission conditions, the AP system is awakened, and at least one data is sent to the AP system. When the AP system is in the sleep state, data is cached at first rather immediately awakening the AP system to send the data whenever the data sent by the network equipment is received, the AP system is awakened after the at least one cached data meets the preset transmission conditions, the cached data is sent to the AP system, the AP system awakening frequency is reduced, and power consumption and electric quantity of the mobile terminal are saved.

The invention provides a data encryption system. The data encryption system comprises an SNOW 3G encryption module and an XOR processing module. The data encryption system is characterized by also comprising a bus slave processing module, an FSM (finite state machine) control module and a bus master processing module, wherein the bus slave processing module is used for configuring encryption parameters and sending the configured encryption parameters to the FSM control module; the control module is used for starting the SNOW 3G encryption module according to the encryption parameters and controlling encrypted code generation of the SNOW 3G encryption module; and the bus master processing module is used for reading data from an external storage, and outputting the read-in data and encrypted codes processed by the XOR processing module to the external storage. In addition, the invention also provides a data encryption method. According to the system and the method provided by the invention, the brand-new hardware architecture is adopted, the comprehensive frequency of the system and the reading and writing speed of data from an external storage are increased, further the throughput rate of the system is increased, and the power consumption of the system is also reduced.

The invention discloses an energy storage system BMS wireless networking communication system, comprising an energy management system EMS, a battery array management unit BAU, a bidirectional inverterPCS and a battery cluster, wherein the battery array management unit BAU and the bidirectional inverter PCS are in communication connection with the energy management system EMS at the same time; anda battery cluster in communication connection with the battery array management unit BAU. The battery cluster comprises a battery string management unit BCU and a battery module management unit BMU which perform data interaction through Bluetooth communication. The invention further discloses an energy storage system BMS wireless networking communication method. According to the energy storage system, a wireless communication mode is adopted at a short distance, the anti-interference capability can be improved, the cost for installing communication wiring harnesses is saved, energy storage facilities in an energy storage area can be arranged at will, the product structure development period is shortened, and the product power consumption is reduced.