Video Surveillance Architecture 101

***** ************ *** ** designed *** ******** ** a ****** ** ****. This *** ******** *** most ****** ******* *** architectures **** ** ****.

************* *** ***** ** 5 *********** *********:

• ******** - ***** ** the ***** *******? ******? Encoder? ********?
• ******* - ***** ** the ***** ******? ******? Recorder? ***? ***? *****?
• ********* - ***** ** the ***** ********? ******? Recorder? ******? *****?
• ********** - ***** ** the ***** *******? ******? Recorder? ***? *****?
• ******* - ***** ** the ***** *********? ** / ***********? ***? ***** wall? *****?

****** **** ******, ** explain *** ********* ** these * *********** *********, overview * ****** ** the **** ****** ************ and **** ****** ****** are **** *********.

[***************]

*** ***** ***** ********* the ******* *** **** area/decision:

********

*** ************ ***** ** encoded (****, **** ** arguably *** *********** **** but ** *** **** this, *** ****** *** be ******* * *** guide).

************ ***** ** ***** to ** *******, *.*., the ****** ****** ****** will **** ** ** digitized **** **** ** can ** *********, ******** and *********** ******* *********.

*** ********* ** *** 3 ******* ********* ***:

• ******:******** ** *** ****** increases ***** ******** ** analog *******. ****, ******** in * ****** ********* the ***-**** ******* ************ distance ** *** ***** signal. *******, ******** ** the ****** ******** ********* and ******* ******** ******* there ** *********** * full ******** *******.
• *******:****** *** *** ** any ****** ****** **** a *** ** ********. Encoders **** ****** *** the **** ** ********** encoding ******** ***** **** multiple *******. ******** ******* a ******** ******** *** video *******.
• ********:******** * ******-*** *** encoding *** *********. *** cameras **** ** ******** cabled, ** **** ***, to *** ******** *** encoding, ***** *** ******** costs ** ************. **** is **** ****** ** be ********* ** ***** systems.

*******

************ ***** **** ** stored ** ***** ** review **** ******. ******* video ******* *** ***** as ***** *****, ***** they *** ** ******** and ****** **** ** client ******** ********. ******* can ** ******* ** cameras, *********, *******-*****, ** in *** *****.

*** ********* ** *** 4 ******* ********* ***:

• ******:******* ***** ** * camera *** ********* *** need *** * ******** recorder. *******, ********* ******* is ******* ***** ** the ******* **** ********* (e.g. *******, ***, *****). The **** *** **** is ****** **** ***** a ********. ************, ** a ****** ** ******* or ******, **** ** recorded ***** ** ******.
• ********:******* ***** ** * recorder *** ****** *** cost ** ******* ****** multiple *******, ***** ******* the **** *** **** compared ** ****** *******. Also, **** *** *** options *** ******* ********** by ***** ****. *******, isolating ******* ** ***-*********** recorders ** *********** *** risks *********** ***** ****.
• ***:******* ***** ** * NAS ** * ***-**** option ** *******-******** ******* for ***** ***** *******. Storage ***** *** ********** are ***** **** ******** or ***-***** *******.
• ***:******* ***** ** * SAN ****** ***** ***** expansion *** ******** ******** design *************. ****** ********* hardware *** ******* **** typically ************* ******** ***** when ******** ** ****** more ******* ** *** primary ********.
• *****:******* ***** ** *** Cloud ********* (** **********) the **** *** ******** storage. *******, ******** ****** use ********* *** ***** recording *** ** **** during ** ******** ******. There *** **** ********* limitations ** *** ****** of ******* **** *** upload ***** ** *** cloud, ***** ** ******** bandwidth. **** *** ***** is ******** ** *** cloud, ** *** ********* be ****** ******** ******* connecting ** *** ***** cameras/gateway.

*********

************ ***** *** ** analyzed ** ******** ** determine ** ** ******** motion, * ******, *******, recognizes * ****, ***** a ******* *****, ***.

******** *********** ** ********** with *** ***** ****** and *** ** **** to ******* ******** *****, trigger ******, ** ** saved ** ******** ********** when ********* *** *****.

*** ********* ** *** 4 ******* ********* ***:

• ******:******-***** ********* *** ** more ******** ******* **** can ** ********* ** low ***********, ****-******* *****, before ********. *******, ******** processors ******** *** ******** analytics **** ********* **** limited ** ********* ******* and/or *********** ************ (*.*. LPR/ANPR).
• ********:********* ***** ** * recorder ********* ****** *** a **** ******** ********* than * ****** ****** could *****, ***** ** used *** *** ******* connected ** *** ********. Also *** ********* *** immediately ********** **** *** viewing ********. *******, ******** manufacturers ** *** **** to ****-******* *** ******** to **** *** ********'* price ***, *** ***** the ********* *** *******.
• ******:********* ********* ********** *** built ** **** ********* analytics ********** **** *********, and ********* ******* ******-**** components. *******, ******-***** ********* add *********** **** *** can ** ***** *** power-intensive.
• *****: ********* ***** ** the ***** ****** ********* the ******** *********** ** recorders ** *******, *** provide **** ******** *********. However, ***** **********, ************ public ***** ******* (******, Google), *** ** **** expensive. *****-***** ********* ******** typically **** ******* $**-$** per ****** *** *****. Moreover, ******** ****** *** will ******** *** *** limit *** ****** ** cameras **** *** ** analyzed.

**********

************ ****** ********** ******* only ******** ***** *** view ***** *** ** is ****** *** *** correct ****** ** ****. It *** **** ******* camera ************* *** ****** health.

*** ********* ** *** 4 ******* ********* ***:

• ******:******-***** ********** ******** **** system ***** ******* ********** any ******* ** ********. Additionally, ****** ************* ********* provide * **** ******** configuration **** *** ******** settings. ***** *** **** savings ** *** ********** a ********/***, *** **** is ******** ******* ** very ***** ******* *** to ********* **********.
• ********:**** ****** ********* ********** complexity ** ********** ******** cameras ******* * ****** box, ********* **** * lower **** **** ***. Recorders *** **** **** feature *********** ******** ** VMS. *****-******** ******* ********* require **** ****** ** be ******* ** * standalone ****** ** ***** a *** ****** ** connect ** **** ********.
• ***:**** ****** * ****** point ** ********** ****** multiple *******/*********, ***** **** a **** ********** ** directory ******. **** ***** also ***** ********** **********, supporting ****** ******* ** the **** ********** ****** fails. **** ***** **** an ********* **** ******** to ********** *********.
• *****:**** ********* ****** ******* global ********** ** * standard *******, ***** **** offering ****** ****** ** cameras *** ******* ******* proxy/direct *** **********. ***** some ***** ***** **** service **** ** ************ cost, ***** ********** ** typically ********** **** ***** subscription ****. ** **** many ***** ******* **** limited ******** ******** ** traditional *****.

*******

************ ***** ** ****** by **** **** ***** (e.g. ******** ******, *************, facilities ********) *** **** monitoring *** ********* *** incidents. ************ ***** ** typically ********* ** ******** that *** ** *** on * ** ** phone, ******* ********** ******** decoders *** **** ** used.

*** ********* ** *** 4 ******* ********* ***:

• **/***********:*** **** ****** ****** for ******* *****, * software ** ***-***** *********** authenticates ***** *** ******* video. ** ******** ***** may ******** ************* ** the ****** ** ******* viewed *********, ** **** applications ********* *** ******** accelerated ********.
• ***** ****:******** ******* *** **** to *********** **** ******* across * ** ******** panels. ********-***** ***** ***** are **** ********* *** required *********** ***** ** install. *** ******-***** ***** walls *** **** ********* but ***** ******* ********* GPU ******* *** ********** setup.
• *****:******** ***** ******** **** PC ** ***** ****, phone ******* ********* ******* 1-4 **** ************ **** views, *** ***** ********* search *************. **** ***** clients ** *** ***** analytic ********* *** **** limited ***** ****** ********.
• ****** **** ********:********* ** ********* ******** by *** ******* ****** (e.g. **** *********, *** terminals), ***** ***** ********* of ***-******** ***** **** an **** ** *********. Typically ***** *** ******** decoders ** ***** ***, and ******* *-* *******.

Common ************ *************

*** * **** ****** surveillance ************* ** **** are ***, **********, *** Closed-Cloud.

*****/****** ******** (***) ******* typically *** ***-**** ** cameras **** ********-***** *******. Recorders **** ** ***** systems *** **** ********* low-cost *** *** **** for **********, *** ** not ***** *********. ***/************ are **** *** ******* live *** ******** *****:

********** ******* ********* **** higher ****** (***+) ** IP ******* **** ******-***** storage *** *** * VMS *** **********. *********** server-based ********* *** **** common **** ****** ** cloud-based ********* *** ********** to ******* ** ***, video *****, ****** *** public **** ********:

****** ***** ******* ******** include **** ******** ** the ** ******* ** the ****, ********* **-*** days ** *******. ** analytics *** ********** *** provided ** *** *****. Monitoring ** ********* ******** by * ***-***** ******* client *** ****** ***: