32results about How to "Reduce network deployment costs" patented technology

The invention relates to a system and method for observing local scour of a pier, belonging to the technical fields of computers and measurement technique. A group of ultrasonic ranging probes of a collection module are used for acquiring the underwater terrain data, and transmitting the data to a transmitting module; a receiving module of a data center is used for receiving the data from the transmitting module, and transmitting the data to a computer of a data server module of the data center; and a measurement software module of the computer receives and processes the data to obtain the local scoured terrain of the pier. The system for observing the local scour of the pier has the following characteristics: the mechanical system is simple, the operation is convenient, and the maintenance is simple and convenient; the system can achieve real-time and continuous short-distance and large-area pier scour measurement to obtain reliable data in a large-depth eddy area so as to obtain theimportant observation information; and the system can achieve real-time data measurement through a wireless module.

The present invention discloses a microwave access global interoperability access network system, the system at least includes BS, BSSN and DGW, wherein, BS includes a MAC / PHY module, and the MAC / PHY module is used for user terminals to be accessed Send the authentication information to the BSSN, and after receiving the authentication result returned by the BSSN, and when there is a service connection to be established, send a service request to the BSSN, and send it to the DGW according to the service tunnel information returned by the BSSN User plane data; BSSN, including an SGW module, the SGW module is used to interact with the core network according to the received authentication information, perform authentication on the user terminal, and send the authentication result to the BS, and according to The received service request establishes a service tunnel between the BS and the DGW, and returns service tunnel information to the BS; the DGW is used to send the user plane data sent by the BS to the Internet. Therefore, a cellular networking based on the IEEE 802.16 protocol is provided, and the networking has high robustness.

The invention provides a wireless terminal STA positioning method and device which are applied to wireless controller ACs in the wireless local area network (WLAN), wherein the ACs are used for managing a plurality of wireless access points (APs). The wireless terminal STA positioning method includes the following steps of sending a collection control instruction to the relevant APs of STAs to be positioned, wherein the collection control instruction is used for indicating the relevant APs to send a beacon measurement request (BMRQ) to the STAs to be positioned; acquiring signal intensity parameters between N APs and the STAs to be positioned through downlink interfaces of the ACs, wherein the N is a natural number; and calculating positions of the STAs to be positioned according to the signal intensity parameters between the N APs and the STAs to be positioned as well as positions of the N APs when N is larger than or equal to three. Compared with wireless terminal STA positioning methods and devices in prior art, the wireless terminal STA positioning method and device have the advantages of being low in cost, good in compatibility, and capable of substantially reducing networking deploy costs of users.

The invention provides a data processing method of a wireless audio device and the wireless audio device. The wireless audio device includes a first audio device and a second audio device, wherein the first audio device is used to connect to the mobile terminal through a main link when the mobile terminal is in a standby state, and connect to the second audio device through a synchronous link. Device connection, and when the mobile terminal enters the business state, send the configuration information of the main link to the second audio device through the synchronous link, and receive the audio data sent by the mobile terminal through the main link; the second audio device is used to The configuration information of the link monitors the audio data transmitted on the main link. The present invention can overcome the audio data asynchronous problem caused by the secondary forwarding of audio data and the problem of high wiring cost in the existing multi-point audio receiving scheme, and each audio device in the wireless audio device can be used independently, so that a wireless audio The device is capable of adapting to two mobile terminals.

The invention pertains to the technical field of architecture design of a local area network, and provides a local area network mainly applied in villages and a management system thereof. The local area network comprises at least one client side and a local area network management system which is connected with at least one operator network and connected with the at least one client side through a wireless communication network simultaneously, and used for conducting route management on the client side. The client side is connected with the local area network management system used for conducting route management on the client side through the wireless communication network, therefore, the local area network is applied in villages without limit of factors such as vast area of villages, complicated geographic environment, longer space among residences and scattered residences, and the like, the network arrangement cost is low, and the local area network is easily accepted by rural residents.

The invention relates to an electric power information monitoring system and a wireless network method thereof. The electric power information monitoring system comprises a communication terminal, an access device, core network, a monitoring system primary station, a network management system and an operating floor. The communication terminal is upward connected with the access device and is communicated with the core network through the access device to set up wireless channels of data transmission; the communication terminal, the access device and the core network are respectively connected with the network management system, and on-line management of a device of the electric power information monitoring system is achieved through the network management system; the monitoring system primary station and the operating floor are respectively connected with the core network, and the core network uploads monitor message to the monitoring system primary station which does information processing. By fully using an existing 230 megahertzs frequency range authorization frequency point and drawing lessons from a carrier aggregation technology of a fourth-generation (4G) mobile communication long term evolution (LTE) technology, broadband transmission of discrete narrow-band is achieved; meanwhile by selecting and using the electric power information wireless monitoring system special for low-frequency stage construction, the electric power information monitoring system and the wireless network method thereof can be more favorable to establishment of a 'low cost and wide coverage' electric power information monitoring system.

The method includes steps: (1) network side sets up threshold value of position for mobile station; and informing the set up threshold value of position to mobile station; (2) mobile station monitorsand determines whether own position reaches to the threshold value of position in step (1) in real time; when reaching the threshold value of position, mobile station makes report to network side; (3)after receiving report in step (2), network side switches mobile station between adjacent cells. Based on accurate position, the invention makes mobile station switch between adjacent cells.

The invention discloses a WLAN wireless network tester and a test method thereof. The WLAN wireless network tester includes a data acquisition card driver module, a WinPcap packet capture driver module, a packet capture analysis module, a measurement module, a dial test module, and a project road test module and test report module; the underlying driver is built by making full use of the existing wireless network card driver; the middle layer calls the library, directly calls the WinPcap packet capture module, 802.11 wireless packet analysis and statistics module; the user interface layer, the actual operation of testers The service performance test is carried out, and a detailed test report is generated; the invention also provides a WLAN wireless network performance test method. The invention provides testers with a reliable, intuitive and systematic tool that can be used to test, evaluate, verify and optimize complex WLAN environments.

The invention provides an indoor covering device and a multi-system covering system. The device comprises a baseband expansion module, and a plurality of multi-system distributed modules which are arranged in the covering area; the baseband expansion module in a downlink is used for receiving a downlink baseband signal output by a baseband data processing module of a small base station, performing bit width conversion for the downlink baseband signal and distributing to each multi-system distributed module; the multi-system distributed modules are used for receiving the downlink baseband signal from the baseband expansion module, performing bit width module for the downlink baseband signal, and performing radio frequency processing to obtain a downlink radio frequency signal for achieving signal covering. According to the device, the baseband expansion module is used for performing bit width conversion for the downlink baseband signal and distributing the downlink baseband signal to each multi-system distributed module in the covering area, then the multi-system distributed module is used for converting the downlink baseband signal into the radio frequency signal for achieving network covering, and therefore, the network coverage range can be expanded, and medium and large size scenes can be covered with the signal well.

Embodiments of the invention provide a method and a device for transmitting network data, and belong to the technical field of communication. According to the method, safety equipment comprises a first CPU, a second CPU and a memory; a first gateway subsystem runs on the first CPU, and a second gateway subsystem runs on the second CPU, wherein the first CPU uses the first gateway subsystem to create a plurality of first virtual devices, the second CPU uses the second gateway subsystem to create a plurality of second virtual devices corresponding to the first virtual devices respectively, and amemory area shared by the first virtual devices and the second virtual devices corresponding to the first virtual devices is arranged in the memory; each first virtual device receives a service message sent by a network device in the first network, extracts effective data in the service message, and stores the effective data in a data writing area of the first virtual device in the memory area; and each second virtual device reads the effective data from the data writing area of the corresponding first virtual device and forwards the effective data. By the adoption of the method and the device, the network layout cost can be reduced.