News

  • The difference between SFP Modules and Media Converter

    1. What are the differences between SFP Modules & Media Converter?   SFP Modules are mostly used in the backbone of optical fiber network, while optical transceivers are simply devices that extend network cables.SFP Modules are accessories and are used only for optical switches and devic...
    Read more
  • Fiber Optic transceivers usually have the following basic characteristics

    1. Provides Ultra-low delay data transmission. 2. Be fully transparent about network protocols. 3. Special ASIC Chipset is used to realize data line speed forwarding. Programmable ASICS concentrate a number of functions on a chip, with simple design, high reliability, less power consumption and o...
    Read more
  • SFP Module Related Knowledge

    The SFP Module consists of optical device, functional circuit and optical interface. The optical device consists of transmitting and receiving parts. The transmitting part is: the input of a certain code rate of electrical signals, through the internal driver chip processing, driving semiconducto...
    Read more
  • Difference between single-mode SFP module and multi-mode SFP module

    An optical module consists of a photoelectronic component, a functional circuit, and an optical interface. A photoelectronic component consists of transmitting and receiving parts. To put it simply, the function of optical module is photoelectric conversion. The sending end converts electrical si...
    Read more
  • Basic principles of WDM PON

    WDM PON is a point-to-point passive optical network using wavelength division multiplexing technology. That is, in the same fiber, the number of wavelengths used in both directions is more than 3, and the use of wavelength division multiplexing technology to achieve uplink access can provide grea...
    Read more
  • Introduction of EPON technology and test challenges faced

    The EPON system consists of multiple optical network units (ONU), an optical line terminal (OLT), and one or more optical networks (see Figure 1). In the extension direction, the signal sent by the OLT is broadcast to all ONUs. 8h Modify the frame format, redefine the front part, and add the time...
    Read more
  • Classification of fiber optic sensors

    Fiber Optic Sensor The fiber optic sensor is composed of a light source, an incident fiber, an exit fiber, a light modulator, a light detector, and a demodulator. The basic principle is to send the light of the light source to the modulation area through the incident fiber, and the light interact...
    Read more
  • Introduction of optical fiber transceiver network management function

    Network management is the guarantee of network reliability and a way to improve network efficiency. The operation, management and maintenance functions of the network management can greatly increase the available time of the network, and improve the utilization rate, network performance, service ...
    Read more
  • EPON test related technology

    1 Introduction With the rapid development of broadband access technology, various emerging broadband access technologies have emerged after the rain. After the PON technology is DSL technology and cable technology, another ideal access platform, PON can directly provide optical services or FTTH s...
    Read more
  • POE power supply principle and power supply process

    1 Introduction PoE is also called Power over LAN (PoL) or Active Ethernet, sometimes referred to as Power over Ethernet for short. This is the latest standard specification that uses existing standard Ethernet transmission cables to transmit data and power at the same time, and maintains compatib...
    Read more
  • Analysis of Key Technologies of POE Power over Ethernet

    Overview of Power Over Electricity (POE) POE (Power Over Ethernet) refers to some IP-based terminals (such as IP phones, wireless LAN access points AP, network cameras, etc.) without changing the existing Ethernet Cat.5 wiring infrastructure. While transmitting data signals, it provides DC power ...
    Read more
  • A Full knowledge about APON, BPON, EPON, GPON

    PON(Passive Optical Network) means there is no any active equipment and only use Optical Fiber and Passive Components between OLT ( Optical Line Terminal) and the ONU ( Optical Network Unit). And PON in the main technology to implement FTTB/FTTH, which mainly adopts point to multi-point network ...
    Read more
123456 Next > >> Page 1 / 17