Reducing Bandwidth Through Privacy Masks?

Published Apr 23, 2012 04:00 AM

******** **** ************ ********* ***** ***** storage ***** *** ****** ****** **********. As ****, ************* *** ****** ******* for ********** ** ** **, ********* improved ****** (****-* ** *.***,*.*** ******** ** **** *******),*** ** *** *****, ***.

****** ****** ** ****** **** ** using ******* ***** *** ******** *********. Instead, ******* ***** *** ********* **** to ******* ********* **** ****** ****** other ******'* ***** *** *******. ********** for ***** ******* *****, **** **** one **** *** ** ********** [**** no ****** *********], ***** ** ******** surveillance **** ******* ***** ** ****** not. *** ***** ***** ************ * typical *** ** ******* ***** ** block *** *******:

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

*******, **** ** ***** ******* ***** could ** **** ** ****** *********? In **** **** ******, ** *** out ******* ***** **** ****, *****, Panasonic *** **** ** *** ** they ***** ******* *******. ** ***** masks *** ***** ********* *********** ****** and ***** **** ****** *** ******* capabilities ** **** ************.

[******* */**/**: ***** ** **** ********, we've ***** ** **** ******* *** Arecont]

Key ********

**** *************, *** *** ***, *** significantly ****** ********* ** ***** ******* masks:

  • **** ******* ********* ************* ******* *** use ** ** ** * **** zones
  • ***** ******* ********* ************* ******* *** use ** ** ** * **** zones
  • ********* *** *** ****** ********* ******* having * **** *****
  • **** ** *** **** *** **** not ****** ******** ********** ** *******
  • ******* ******* ********* ******* ***** ************ though ********** ******* **** *****

***** ******* ***** ** ********** * promising ********* ** ************* ****** *********. However, *** ****** ** ***** ** each ************ *** **** ** *** to *** ** ** ***** * difference. *** ***** *** ** **** in * *** *******: (*) ******* bandwidth **** ** ****, (*) ***** masks, (*) **-******* ********* **** *** masks *** *********. ** *** *** a ********** ****, *** *** **** to **.

****:*** ********** ***** ***** **** ******** 3 ***** ******* *** **** **** by ~**%. *********, *** ****** ** bandwidth ********* **** ****** ** *** size ** *** ***** *** ******* this *** * ******** ******.

*****:** *** ***** ********** *****, ** see * *********** **** ** ****. Note, ** ******* *** ******* / stream ******** ** ***** *** ***** to *** **** **** * *** camera (*** *** *********** ** ****** ** *** ****). ** *******, ** ********* **** for ***** *******, **** ** ******* privacy *****.

*********: *************, *********'* ******* ***** **** no ********** ** ********* ***********. *** below:

** ***** ********* ** * ****** scene ** *** ** **** ***** deliver ********* *******. *******, ********* ******** about *** **** ** **** ***** as ****, ** ***** *****:

*** ********** ** **** ********* ***** encodes *** ***** *****, **** ******** an *****/****, ********* ** ** ********* savings.

**** **** ** **** *********'* *********** 'Frame ****' **** ***** ** * constrained *** **************. ********* **** **** this **** **** ***** "*** *** rate [**] ** ********** ******* +- 50% ** ******** *** *** ****." We **** *** ******* *** *** rate ** ***/* *** **** ******. As *** ******* ***** ****, *** bit **** *** **** ******* *** two ****** *** *** ******* *** mask ** ** **** *** ********.

Arecont ******: Arecont Vision's privacy masking reduced bandwidth consumption:

*************

**** ****** *** ********* *********** ** configuring ******* *****.

*** **** ********* * ******* ** 3 *****. **** **** ****** ** be ******* / ********** ************, ****** it ********** ********** ** *****.

***** *** *** **** ************* ******* of *** ******* ******. *** **** did **** ******* * *****, ** was ****** ** ******** *** ***** and ******** ****.

********* *** *** ***** *** **** limited ***** ** *** ******* ******. It **** ********* *** ***** *** it *** **** ********* ** ******** them ** *** **** ***** *** not ******* ******** / **********.

***** ****'* *** ** *** ********* prevents ******* ***** **** ****** ** impact ** *********, ** *** ***** 8 ******* ***** - *** **** of *** ****** ** ****** - as ***** *****:

*******, *******'* ******* **** ***** *** the **** *********** **** *** **** flexible ****** ** ***** *** *** most ********** ***** ** *** **. Each **** **** ***** ** *** up ** *** *** ********** ****. However, ********* ***** *** ********* *********** as ****** ******** ** ********* ** delayed ** * ****** ** **********. As ****, ** ** **** ** know **** *** ********. *** ***** for ** ********: