MediaTek's cottage Apple APP store enters domestic mobile phones early next year Just as the Apple iPhone entered China, a movement to clone the iPhone business model was quietly spreading in the domestic mobile phone camp. "Currently, there are only about 1 million

CC2430 and DS18B20 Grain Depot Temperature Sensor Network Design 1 Sensor network architecture A typical sensor network architecture includes distributed sensor nodes, gateway nodes, the Internet, and user interfaces. In the sensor network, the nodes are arranged in the moni

Design scheme of siren intermittent switch This device can be used for any continuous alarm equipment powered by 12V, making it into an intermittent working state. It can also be used to control any 12V powered signal light to make it flash intermittently. The general alarm s

AV selector circuit diagram 1.The strong technology group as well as the advanced equipment; 2.More than 40 years casting experience; 3.The Products have got good comments in the world market; 4.OEM service and special design service be accepted; 5.ISO

Frequency hopping spread spectrum communication system Frequency-hopping spread-spectrum communication system is the abbreviation of Frequecy Hopping Spread Spectrum CommunicaTIon Systems (FH-SS), or more simply, frequency-hopping communication system, which should be called

With the construction of the IP backbone network taking shape, in order to maximize the utilization rate of the backbone transmission network and the benefits of network investment, and further take advantage of the softswitch technology, VoIP (language IP) and signaling IP, wi

[Abstract] The performance and market economy practicability of the DM-V112U / E small video server of JVC Company are analyzed, and a hotel real video on demand (TVOD) system using the video server is proposed. Keywords: Video Server Video on Demand DM-V112 VOD (Video on Dem

Distributed control system based on Ethernet and fieldbus This article illustrates the structure, function and characteristics of a distributed control system based on Ethernet and fieldbus as a sign of the modernization level of industrial automation. In particular, the dat

Bridges, Hubs, switches, routers and others 1: What is the difference between a bridge, hub, router, and switch? The first layer of switching: the lowest switching device in the network is the repeater repeater, which works at the physical layer. Its function is to send larg

Router Technology Overview In today's information society, people have increasing demands for data communication. As the core equipment of the IP network, the router has become a key technology in the current information industry. What is a router A router is a packet f

Low-frequency end enhancement circuit diagram A Main Distribution Frame (MDF) is a signal distribution frame or cable rack used in telephony to interconnect and manage telecommunication wiring between itself and any number of intermediate distribution fram

Teach you how to buy a high-performance tape library 【Introduction】 If you are an enterprise that completely follows the trend of information construction, then in terms of data storage and backup, the enterprise's system deployment mostly follows the domest