Tag Archives: digital
Video Splitters: Types and Applications
What is a Video Splitter?
A video splitter, also known as a video distribution amplifier, enables the video signal from a single video source to be replicated and simultaneously broadcasted to multiple displays. The unit’s input is connected to a video source, like a DVD player, and the outputs are connected to different displays, such as flat screen TVs.
Video splitter models vary in the type of signals they broadcast. Some video splitters support an analog signal (VGA, S-Video, component video, composite video), while other video splitters support a digital signal (HDMI, DVI, DisplayPort). Many video splitters also support analog and/or digital audio signals. Video splitters are ideal for many applications where high quality video on multiple displays is needed, including: digital signage, tradeshows, point-of-sale retail stores, airports, and classrooms.
Standard Video Splitter vs Video Splitter with Built-in Extender
There are two main types of video splitters: standard video splitters and video splitters/extenders (also known as video splitters with built-in CATx or fiber optic extension). With a standard video splitter, the video source and displays directly connect to the splitter. A video splitter/extender system, on the other hand, consists of two components: the video broadcast unit, which connects to the video source, and a receiver for each remote display. The units are interconnected by CATx cable or fiber optic cable, depending on the model.
Both types of splitters serve the same function of replicating the video signal from a video source and broadcasting the signal to multiple displays. However, video splitters/extenders offer more flexibility because the displays can be located at further distances – allowing the displays to be placed in different rooms within a building.
Active vs Passive Splitting
Active video splitters have a powered signal driver or amplifier that boosts the power of the original signal level to avoid quality loss from the splitting process. This allows the output signals to match the strength of the input and enable the signal to be sent over a longer distance without any degradation of quality. Comparatively, passive video splitters use impedance-matching components, which do not require power. Some potential issues caused by passive video splitters include a weak signal due to attenuation and ghosting as a result of impedance mismatch.
While both analog and digital signals can be used with active splitting, passive splitting is almost exclusively used for analog video. Digital signals do not lend themselves to passive splitting due to the difficulty in matching impedance without significant attenuation. Additionally, with the prevalence of content protection, such as HDCP (High-bandwidth Digital Content Protection), passive splitters are unable to provide the decryption and encryption process required to display the video signals on multiple displays.
Network Technologies (NTI) offers a variety of active video splitters and video splitters/extenders for A/V applications that require high quality video on multiple monitors. NTI’s video splitters are hardware-based solutions known for their ease of use, reliability, high performance, and crisp and clear video resolutions. Video signals supported include: DVI, HDMI, VGA, S-Video, and Component video. Video splitters/extenders offered can locate displays at distances up to 1,000 feet away over CAT5 cable and 3,280 feet away over fiber optic cable.
Video Splitters: Types and Applications
What is a Video Splitter?
A video splitter, also known as a video distribution amplifier, enables the video signal from a single video source to be replicated and simultaneously broadcasted to multiple displays. The unit’s input is connected to a video source, like a DVD player, and the outputs are connected to different displays, such as flat screen TVs.
Video splitter models vary in the type of signals they broadcast. Some video splitters support an analog signal (VGA, S-Video, component video, composite video), while other video splitters support a digital signal (HDMI, DVI, DisplayPort). Many video splitters also support analog and/or digital audio signals. Video splitters are ideal for many applications where high quality video on multiple displays is needed, including: digital signage, tradeshows, point-of-sale retail stores, airports, and classrooms.
Standard Video Splitter vs Video Splitter with Built-in Extender
There are two main types of video splitters: standard video splitters and video splitters/extenders (also known as video splitters with built-in CATx or fiber optic extension). With a standard video splitter, the video source and displays directly connect to the splitter. A video splitter/extender system, on the other hand, consists of two components: the video broadcast unit, which connects to the video source, and a receiver for each remote display. The units are interconnected by CATx cable or fiber optic cable, depending on the model.
Both types of splitters serve the same function of replicating the video signal from a video source and broadcasting the signal to multiple displays. However, video splitters/extenders offer more flexibility because the displays can be located at further distances – allowing the displays to be placed in different rooms within a building.
Active vs Passive Splitting
Active video splitters have a powered signal driver or amplifier that boosts the power of the original signal level to avoid quality loss from the splitting process. This allows the output signals to match the strength of the input and enable the signal to be sent over a longer distance without any degradation of quality. Comparatively, passive video splitters use impedance-matching components, which do not require power. Some potential issues caused by passive video splitters include a weak signal due to attenuation and ghosting as a result of impedance mismatch.
While both analog and digital signals can be used with active splitting, passive splitting is almost exclusively used for analog video. Digital signals do not lend themselves to passive splitting due to the difficulty in matching impedance without significant attenuation. Additionally, with the prevalence of content protection, such as HDCP (High-bandwidth Digital Content Protection), passive splitters are unable to provide the decryption and encryption process required to display the video signals on multiple displays.
Network Technologies (NTI) offers a variety of active video splitters and video splitters/extenders for A/V applications that require high quality video on multiple monitors. NTI’s video splitters are hardware-based solutions known for their ease of use, reliability, high performance, and crisp and clear video resolutions. Video signals supported include: DVI, HDMI, VGA, S-Video, and Component video. Video splitters/extenders offered can locate displays at distances up to 1,000 feet away over CAT5 cable and 3,280 feet away over fiber optic cable.
Great security measures of Code Signing Certificates
Code signing certificates are certificates that distinguish specific applications, like ActiveX controls from totally different websites, as valid and trustworthy. This can be done by confirming authenticity of the presented content or applications and is executed when a user installs software or ActiveX controls. These code signing certificates offer wonderful security measures.
One security feature is that the certificates make sure that the identity of the presented content is valid. A notification is given if the programmer who distributed the content is questionable. As an example, a user prefers to grasp when content is from an anonymous supply. Damage will occur to the pc if the supply of the knowledge is questionable.
Another security feature is code signing certificates that verify the derivation of the software or content code. This blocks hackers from inserting false programs on sites for users to download that are extremely viruses or malware. This permits for secure downloads and offers a laptop protection from damage.
A third security advantage is that since code signing certificates are renowned lately, common websites are known to use these certificates. Guests to the sites grasp these websites are trusted. It provides peace of mind when surfing the web and will even enable fewer occurrences of compromise to laptop security when browsing totally different sites.
Lastly, since some websites have payment choices and raise for private info like social security numbers or MasterCard numbers, it’s necessary for purchasers to grasp that the web site on that this info is entered is valid and trustworthy. Its known that hackers will build mirror pages that mimic these same pages that may enable them to steal personal info. Code signing certificates additionally forestall this from happening.
The overall advantage of code signing certificates is clear in regard to those security measures. They supply a stronger net expertise and assurance that laptop security and private info is safe.
Digital code signing certificate contains proof of content reliability in order that your worth can’t be modified and allotted with unapproved changes. If the hash used to sign the program suits the hash on a downloadable program, the worth reliability is complete. If the hash used doesn’t go, customers encounter a protection caution or the worth is not ready to acquire. Some code signing certificates are embrace an optional accessible to timestamp and provides the lifespan of your digital signatures. Your Code can stay valid even though your code singing certificate expires, as a result of the validity of the code signing certificate at the time of the digital signature may be verified.
Symantec, Thawte and Comodo are the many supply for JAVA, ADOBE Air, Microsoft Authenticode, Microsoft workplace VBA and Android Code Singing Certificates.