121 results about "Electronic communication technology" patented technology

The invention discloses a terminal and a detection method and device for its drop information. The invention relates to the technical field of communication electronics, and solves the problem that the prior art cannot extract information during the drop process, so that effective drop data cannot be provided when the user repairs The problem. The solution provided by the embodiment of the present invention is: detecting the acceleration value of the terminal according to the first predetermined period; judging whether the acceleration value reaches or exceeds the predetermined acceleration threshold; when the acceleration value reaches or exceeds the predetermined acceleration threshold, according to the first predetermined acceleration threshold 2. Predetermined periodic recording of the detected acceleration value and the current time. The technical solutions provided by the embodiments of the present invention can be applied to terminals such as mobile phones, cameras, and MP4s, and are especially suitable for terminals that are easily damaged due to falling, such as smart phones and mobile phones with integrated camera functions.

The invention provides a medical staff on-duty monitoring method and a medical staff on-duty monitoring system based on video analysis and RFID (radio frequency identification) technology. The method comprises the steps of acquiring a video image in real time in a monitoring region; performing costume detection on a monitored video to acquire a medical staff detection result; selecting to perform face identification or walk identification according to the size of a face of the detected medical staff; performing motion detection to acquire on-duty information of the medical staff; detecting off-duty staff according to the video, and starting an RFID scanning program to determine a staff on-duty situation; furthermore, regularly starting an on-duty scanning program through RFID to judge on-duty situation of the medical staff, wherein if a suspected off-duty situation exists, the system requests a video monitoring system to confirm the situation; if off-duty information is determined, enabling the system to send alarming information of the off-duty situation of the medical staff. Due to the use of machine vision and an electronic communication technology, real-time monitoring on the medical staff is realized; under a condition that electromagnetic pollution and information redundancy are reduced, automatic monitoring and alarming reminding for the on-duty situation of the medical staff are realized.

The invention discloses a radio frequency identification (RFID)-technology-based ship lockage management system and an RFID-technology-based ship lockage management method, and belongs to the field of ship lockage management. An electronic communication technology, a computer technology and a network technology are adopted. The system is characterized by comprising a hardware system and a software system. The hardware system consists of an RFID electronic tag, an RFID reader-writer, a mobile phone of a boatman, a short message server, a light-emitting diode (LED) variable message sign, a client computer and a system server. The software system consists of a reader-writer management subsystem, an electronic tag management subsystem, a ship lockage management subsystem and a user management subsystem. The system and the method have the advantages that ship information can be automatically acquired, the identity of a ship can be automatically verified twice, and the lockage scheduling and automatic payment of the ship can be realized to ensure the navigation information data acquisition speed and accuracy of an operated ship, ensure the legality of the ship and ensure that a management department timely and accurately masters the condition of a navigation channel and the lockage condition of the channel and acquires decision aid information.

The invention belongs to the field of automobile electronic-communication technology, and particularly relates to a vehicle authorization management method and system. For better satisfying differentuse requirements of vehicles, the vehicle authorization management method provided by the invention includes the following steps: receiving request information of a vehicle; and executing a corresponding authorization manner according to the request information, wherein authorization manners include a service authorization manner and an active authorization manner. The authorization management method also includes: monitoring use records of the vehicle in an authorized period in real time; and storing the use records. According to the method, use authority of the vehicle can be flexibly and conveniently allocated and managed through the service authorization manner or the active authorization manner without the need for transferring vehicle use right through a manner of transferring a key,and vehicle use experience of a vehicle owner is improved; and in addition, the use records of the vehicle in the authorized period can also be stored to facilitate viewing of the vehicle owner on driving mileage of the vehicle in the authorized period, and thus authorized use behaviors of the vehicle of the vehicle owner are effectively managed.

The object of this invention is an interactive system designed for the supply or submission of general information as well as advertising, marketing and other material through electronic communication technologies, either in connection or in line with location-based services, with the possibility of interactive connections. The system is comprised of media positioned at a specific mobile or fixed location. The media is controlled by local servers, while the latter are controlled by the main server which sends them general location-dependent information and which supports interaction with a user. The user communicates with the main server through technologies of multimedia communication devices and / or wireless electronic communication devices. The system provides a new type of communication with the users which is interactive and therefore does not go only one way. In addition, the information is based on current location of a specific media. The system also supports the advertising option.

The invention relates to the electronic communication technology field and particularly relates to a holographic projection display system and an operation method based on the same. The operation method based on the holographic projection display system comprises steps of clicking to display a display item, determining whether the display item is the needed item, if yes, displaying the introduction of the item and displaying the 3D projection of the item, if not, continuously searching the display item, and performing switching, rotation and zooming on 3D projection of the displayed item through clicking the operation area. The invention utilizes the all advantages of the internet of Things and the holographic projection technology, enables the various users to perform real-time interaction, and brings the user the vivid 3D visual display. The real-time interaction is very real, has 3D visual effect and obvious sense of touch and improves the user communication experience. A fast purchase channel is provided to the valuable items by providing the 2D code purchase function.

The invention relates to the field of electronic communication technology, and particularly to a roadside parking space parking reservation management method and a roadside parking space parking reservation management system. The invention provides the roadside parking space parking reservation management method and the roadside parking space parking reservation management system for executing the method. An optimal roadside parking space of a parking reservation request is determined according to a parking fee rate F1 of the roadside parking space and a distance S1 between the destination place of the parking reservation request and the roadside parking space. A parking space selection which is closest to the destination place and has highest cost performance can be supplied to a user. A roadside parking space resource is reasonably utilized according to a user requirement, and a problem of high difficulty in parking of the user is effectively settled. Furthermore, grading dividing is performed on to-be-allocated requests according to position information of the parking reservation request. The to-be-allocated request with emergent to-be-allocated grade is processed preferably. The user at a position which is closer to the destination place can acquire a preferable reservation, thereby quickly performing parking space reservation on to-be-parked vehicles at periphery of the roadside parking space, and alleviating traffic jam.

The invention relates to an interface switching display method and an interface switching display device of a mobile terminal, and belongs to the technical field of electronic communication. The method comprises the following steps of receiving a sliding command; judging whether a previous display interface is stored in a current display interface; if yes, tracking a sliding operation of a user in the current interface, and detecting sliding information of the sliding operation; gradually displaying the previous interface according to the sliding information of the sliding operation, and adjusting a display proportion of the current interface and the previous interface in a joint interface, wherein the joint interface is composed of a part of the first interface and a part of the previous interface. According to the method and the device provided by the invention, interface content information before change is stored by monitoring the change of the user interface; switching display of the display interface of the mobile terminal is achieved by sliding instead of using a backspace key in a same application program, and during the sliding process, content of the previous interface is gradually displayed.

The invention provides an odd frequency multiplication vector millimeter wave generation device and method without phase precoding, belonging to the technical field of electronic communication. The method comprises the steps that amplitude precoding is performed on an RF drive signal carrying sent data; then digital-to-analog conversion and power amplification are performed on the signal; a continuous wavelength optical carrier generated by a single-mode laser is injected into a phase modulator, and an amplified RF drive electric signal drives the phase modulator to output a series of sub-carriers; a wavelength selection switch selects two sub-carriers, the frequency interval of which is odd times of an RF drive frequency; and a single-ended photodiode performs heterodyne beat on the two selected sub-carriers, then analog-to-digital conversion is performed, and an offline digital signal processing module performs a corresponding odd multiple operation on the phase. The vector millimeter wave signal generation device and method omit the operation of phase precoding and have advantages that the structure is simple, implementation is easy, the cost is effective and the system performance is good.

The invention relates to a sea water temperature automatic monitoring system based on GPRS in the field of electric communicating technology. It adopts a fast temperature data collecting end which uses MSC1210 single chip machine as core device and adopts GPRS communicating technology. The system is mainly suit for the environment monitoring department and the aquaculture to acquire the sea water temperature rule.

The present invention belongs to the technical field of electronics and communication, aims to solve a technical problem in the prior art that color of the LED lamp light cannot change along with music melody in real time, and provides an LED lamp light and music linkage control system and method. The system includes an LED music color editing module, a network transmission module in communicated connection with the LED music color editing module, and an LED lamp group control module in communicated connection with the network transmission module or the LED music color editing module. The method includes a first step of storing a music file and an LED lamp light configuration file in a first memory in advance; a second step of generating matching information; and a third step of sending, by a second processor of the LED lamp group control module, an instruction to the LED lamp group according to the matching information so as to control light color of the LED lamp group to change. The LED lamp light and music linkage control system and method enables color of the LED lamp group to change along with music melody in real time when the music is played.

The invention relates to the electronic communication technology field and particularly relates to a device and a method used for adjusting handset illumination brightness. Through adjusting a wave duty ratio, an average current of an electric torch can be adjusted through the wave duty ratio; when brightness of the electric torch is adjusted, wave signal frequency is unchanged, the time of a high level of wave pulses is changed, namely the conduction time of the electric torch is changed. The signal adjustment brightness is relatively equivalent to adjusting an average current of the torch, the current changes, so the power of the torch can be changed according to change of the wave duty ratio. According to the device and the method used for adjusting handset illumination brightness, brightness adjustment is realized through adjusting PWM waves, a user is enabled to select a relatively low power consumption mode according to actual situations and electric quantity of a handset, so not only can illumination demands be satisfied, but also the electric quantity can be saved, endurance time prolongation is facilitated, brightness of the electric torch is adjusted according to personal preference, and user experience is improved.

The invention provides an electronic parking management system and method. The system comprises a background server, an information broadcasting device, a locking device and an information detection device, wherein the background server is used for receiving the information and judging whether parking is standard; the information broadcasting device is used for broadcasting the information and setting a parking area threshold; the locking device is used for locking the vehicle, receiving the information and promoting to standardize the parking behavior; and the information detection device isused for maintaining the parking area and checking the working state of the information broadcasting device. An electronic communication technology is used to monitor the parking situation of the vehicle in real time, and a non-standard parking behavior is prompted. The number and the positions of standard parking vehicles and non-standard parking vehicles can be checked in real time, and the total number of parking spaces and the remaining parking spaces in each parking area can also be checked.

A radio data monitoring apparatus is composed of a data collection module, a radio communication module connected with the data collection module via a signal chip machine module, the single chip machine module, and a display module and an application module connected with the single chip machine module separately. The work information of temp., pressure and flow rate is collected by the transducer in the data collection module, is converted into 0-5 V analog voltage, into standard voltage output via LM324 conversion. The standard voltage output is received by integrated block 89C 196, is converted to temp., pressure and flow rate via A / D conversion and is transmitted in the radio communication module using standard ACCII character. The data from each monitoring point is transmitted to the monitoring center in radio mode via GSM network.

The invention relates to the field of electronic communication technologies, in particular to a method for saving power consumption of user equipment. The method is used for user equipment supporting a multi-antenna transceiving mode, and comprises the steps of dynamically turning off multi-channel antennas as follows: step 11, monitoring whether signal quality of a current cell satisfies a condition suitable for resident by means of the user equipment in an idle state, if not, repeating the step 11; and step 12, leaving only one-channel antenna enabled and turning off other antennas. The method realizes the dynamic turning on and off of the multi-channel antennas, and saves the current, thereby saving the power consumption of the mobile terminal.

The present invention relates to the field of the electronic communication technology, in particular to an intelligent system for controlling home appliances and a control method based on the system.The method comprises: carrying out identity authentication on a mobile terminal and determining whether identity authentication is done successfully; if not, establishing connection between the mobileterminal and a robot; sending a control instruction to the robot; receiving the control instruction and parsing the control instruction; and according to a parsing result, sending a remote control signal to a corresponding home appliance to control the home appliance to carry out corresponding operation. According to the invention, all household appliances are controlled by one infrared transmitter, so that the cost is low, the reliability and portability are improved; the system is suitable for popularization; and multi-functional integration and home service in all directions are realized.The mobile terminal is connected to the server through the internet, the server is connected to the robot by the internet network, and the robot moves to a designated position and controls the home appliances through an infrared transmitter, so that a problem of needing multiple remote controllers for remote control in the prior art is solved.

The invention provides a VIP identification method based on face identification and authentication. The method comprises the following steps: step 1: a cloud server, at least one client, an image identification module and an image acquisition device are respectively arranged, wherein the cloud server performs network communication with the client, the cloud server stores VIP personnel image information, and the image acquisition device is mounted in an area needing to be monitored; step 2: the VIP personnel image information is registered into the VIP client; step 3: the image identification module extracts face features from the VIP personnel image information and stores the face features into a VIP feature library in the client; and step 4: the image acquisition device acquires the imageof the current area and transfers the acquired image into the image identification module. A VIP welcome system based on face identification and authentication combines information technology, electronic communication technology and face identification technology; and by virtue of face identification, when the VIP personnel stands erectly in front of the equipment or passes through the equipment,the system can automatically acquire the needed information.

The invention discloses a system for acquiring train service information based on a train number, which belongs to an electronic communication technology. The system comprises a mobile phone, a communication network, a reception desk server, a computer unit, an information database, control software, a communication unit and a conversion device. A passenger inputs a train number short message to an appointed phone number by using the mobile phone; the control software is used for selecting corresponding static service information from the information database and transmitting the information to the mobile phone; the passenger selects and books dynamic service information in the static service information; and the control software enters related programs, and the communication unit is used for transmitting the corresponding dynamic service information back to the mobile phone anytime. In the system, the resources of the mobile phone, telecommunication networks and the internet are exerted, and the obvious characteristic of the train number is used. By using the system, passengers can conveniently acquire various kinds of service information; importantly, the dynamic service information which comprises get-off reminding information can be provided. The system has great market demands and is popular in the public. An information publishing channel is provided for train operators and can be developed into an advertisement publishing platform.

The invention belongs to the electronic communication technology field, and provides an electronic communication device. The electronic communication device comprises a device main body. An information cue member is arranged on the device main body. The information cue member comprises a light source and a light guide member. The light guide member is used for conducting and outputting light emitted from the light source to give an information cue. A light guide microstructure can be arranged on the surface, facing the device main body, of the light guide member. The light source and the light guide member are employed to form an information cue member, one or few light sources are employed, a large-area light emitting region is formed through the light guide member, when the communication device receives information or a call, the system triggers the light source to be lightened or twinkle, a large-area surface light source is formed through the light guide member and is easy to draw attention of users, and furthermore the information cue function is raised effectively. The light guide member can be inlaid in a side surface, an obverse surface or a back surface of the device main body, the device information cue function is raised, and the device appearance is beautified.

The invention relates to the electronic communication technology field and especially relates to a system of realizing a main / standby switching backboard clock. The system is used for narrowband access local end equipment. The system comprises a first master control card and a second master control card which are arranged on a backboard. One of the first master control card and the second master control card can be switched and selected to output a clock signal to the backboard. The master control card which currently outputs the clock signal to the backboard is taken as a main-use master control card and another master control card is taken as a standby master control card. The main-use master control card generates a first control signal at first setting time before generating an enable control signal so as to close clock signal outputting to the backboard. The first control signal gets to another master control card after transmission time delay. The another master control card generates another enable control signal after a processing process of second processing time so as to make the master control card output the clock signal to the backboard. In the above technical scheme, through using a mode of main / standby switching advance notification, seamless connection of the backboard clock during main / standby switching can be realized.

The invention relates to an engineering test piece rapid identification method and system, and belongs to the technical field of the electronic communication technology and engineering identification.The method comprises the steps that a test piece is marked and identified, the surface of the test piece is directly scanned, surface identification features are extracted, stored, transmitted and shared with other networked terminals, and the networked terminals scan the test piece and are matched with image attributes of the test piece to identify the test piece. The system comprises a mobile terminal which is carried with a technician conducting engineering activities and used for scanning the surface of the engineering test piece in the detection and maintenance processes in the construction and operation stages of highway and water transportation engineering projects, extracting the surface identification features of the test piece, storing, transmitting and sharing the surface identification features with other networked terminals, and the networked terminals scan the test piece and are matched with image attributes of the test piece. The system further comprises a server connected with the mobile terminal and used for receiving and storing the identification feature data of the engineering test piece. By means of the method and system, attribute information of the test piece can be accurately obtained, more labeling information on the test piece is not needed, and the method and system are suitable for wide application.

The present invention relates to a dual-MIC noise reduction test method and device, belonging to the technical field of electronic communication. The device comprises a test sound, a noise system andan artificial head. The test sound is connected with the noise system, the artificial head is provided with a mobile terminal to be tested, the test sound, the artificial head and the mobile terminalto be tested together establish a real network conversation environment, and the mobile terminal to be tested comprises a test unit. Compared to the prior art, the dual-MIC noise reduction test methodand device do not need to establish expensive high-order voice test system ACQUA test system so as to greatly reduce the test cost and save the test cost, are convenient to test with no need for reservation of a related laboratory, can perform test at any time, can clearly see which section is poor in the noise reduction effect or which section is good in noise reduction effect in the analysis software, and are convenient to analyze the test result.

The invention discloses a long-distance passive wireless magnetic field quantity sensing system and a method thereof. The method and the system are applied to the electronic communication technology and sensor technology field, and for the existing magnetic field quantity sensing, solve the problems that an existing magnetic field quantity sensing device is high in power consumption, large in size, high in cost, is difficult to maintain and the like are solved. The long-distance passive wireless magnetic field quantity sensing system is based on an RFID-based wireless communication technology,through a passive magnetic field sensor, and under the excitation of an excitation signal, outputs an output signal related to the surrounding magnetic field intensity, and adopts a rectification andenergy management circuit to convert the radio frequency energy sent by a reader-writer and received bya magnetic field quantity sensing label into the direct current electric energy and store, so that the energy for the magnetic field quantity sensing label during operation is provided. Compared with the prior art, the size of the magnetic field quantity sensing device is reduced, the productioncost is lower, the power consumption is smaller, the precision is high, and the remote wireless sensing can be achieved.

The invention discloses a manganese nickel aluminum cobalt base NTC thermistor material and a preparation method thereof, and belongs to the technical field of electronic information functional materials and devices. The manganese nickel aluminum cobalt base NTC thermistor material is prepared from the main components of oxide of manganese, nickel, aluminum and cobalt, and semi-conducting doping elements of copper and antimony, a solid reaction process is adopted to prepare, and preparation is conducted through processes such as ball-milling, drying, pre-sintering, secondary ball-milling, drying, and crushing and filtering. According to the manganese nickel aluminum cobalt base NTC thermistor material and the preparation method thereof, the thermistor material has the characteristics thatthe stability is good, the sintering temperature is low, and electrical characteristics such as resistance values, material constant and resistance temperature coefficient are controllable; and the preparation method can be used for manufacturing NTC thermistors and temperature sensors in the modern electronic communication technology, and applied to occasions such as temperature measuring, temperature controlling, compensating, voltage stabilization, remote control, flow rate measuring and time delay.

The invention belongs to the technical field of electronic communication, and provides a data communication method and system. The method comprises the following steps: when a mobile terminal needs to be controlled, a cloud server transmits a request command to command center equipment; the command center equipment performs voice dialing to a corresponding mobile terminal according to an equipment number after receiving the request command; the mobile terminal starts a data communication mode after receiving a voice dialing request, and establishes network connection with the cloud server; the mobile terminal transmits a synchronizing request to the cloud server; the cloud server performs command and data interaction with the mobile terminal after receiving the synchronizing request. The mobile terminal closes the data communication mode under general situations, dialing is performed on the mobile terminal through the command center equipment when the cloud server needs to perform data interaction on the mobile equipment, the mobile terminal is awakened and enters the data communication mode, and network connection is established, thereby fulfilling the aim of lowering the power consumption of equipment.

The invention belongs to the field of antennas of electronic communication technology, and relates to a package substrate distributed antenna. The antenna structure is distributed and designed on a package and a substrate, low-loss interconnection of electromagnetic signals from the package to the substrate is realized through coupling inside the antenna instead of conductor connection, and the package and the substrate are interconnected through electromagnetic coupling. With application of the radiation structure integrated on the substrate, electromagnetic waves coupled by the package are radiated in a specific mode. The package substrate distributed antenna is multiplexed by changing the substrate, and the multiplexing of the package substrate distributed antenna is realized by changing the radiation structure on the substrate without changing the package. The internal interconnection loss of the antenna is reduced, the limitation of the working frequency band of a chip package distributed antenna is solved, the realization of a millimeter wave low-frequency-band distributed antenna becomes possible, more design freedom degrees and flexibility are brought to the design of the millimeter wave antenna, the design period and cost of the millimeter wave integrated antenna are reduced, and the multiplexing of the package design is realized.

The invention, which belongs to the technical field of electronic communication, relates to an integrated-packaging-based multifunctional interface circuit. The circuit comprises a level conversion unit, a switching value control unit, an optocoupler signal isolation unit, an LVDS transceiver unit, an RS-422 communication interface transceiver unit, an ARINC 429 bus interface transceiver unit, anda 1553B bus communication control unit. On the basis of the integrated packaging, single-cavity multi-layer wiring integration of a plurality of components is realized; because all function units arepackaged into one cavity, compared with the existing packaging system structure, the circuit is integrated with multiple functions with a reduced circuit packaging dimension; and the requirement of the H standard military quality level in the GJB2438A-2002 "hybrid integrated circuit general specifications" can be met.

The invention relates to the electronic communication technology field and particularly relates to a parking demand pre-estimation method. According to the method, fluctuation curves are generated, a dynamic change function of parking demands relative to the vehicle flow data of vehicle flow mounting sites is established according to a time delay coefficient of each vehicle flow mounting site, a comprehensive pre-estimation function is established according to a weight coefficient of each vehicle flow monitoring point and the corresponding dynamic change function to acquire relatively precise pre-estimation parking demands. Quantitative analysis is acquired through establishing relationships between the parking demand fluctuation curve and the vehicle flow fluctuation curve; parking demands are comprehensively acquired through influence weight of multiple vehicle flow monitoring sites on parking demands; more preceise pre-estimation about parking demands is acquired through calculating different time delay effects. The method is advantaged in that a function module framework can be successfully combined through establishing function modules, and a computer program stored in a readable computer storage medium can be utilized for enforcement.