TVT Temperature Measurement Terminal Tested

By Derek Ward, Published Jul 23, 2020, 11:47am EDT (Research)

***** ***** *** ********* *** *** most ********* *** ***** **** ********, their ******** *********** **** ** ******** TVT *** ******* *** ********* **** are ***** ********** ** ******* ********* such ** ******, ***** *** ***. How **** ** **** ****?

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** ****** ****** **-*****-**, *********:

  • *** ***** *** ** **** ******** temperatures?
  • *** ******** *** ************ ** ** thermometer?
  • *** ** ******* ****** *** ******* people?
  • **** ************* ******* ****** ***********?
  • *** **** **** ** ******* **** hats *** **** ******** *** ********?
  • *** **** **** **** ********* ****?

Executive *******

** *** *******, *** *** **-*****-** frequently ****** ******** **** ************, ********* measuring ******** ** ~*°* ***** * calibrated ** ***********, **** ** ****** or ******* *********** ********** ********* ** compensate. ********, *** ***** ** ** quite ***** ** *** **** **** it *** ********* ****** *.* ****** / **" ** *** ******.

************, *** **** ********* *** ****** spoofed ** ******** *** ****** ** the **** **** ***** ** **** objects *** **** *** ****** ** recognize ******** **** ******* ***** ****** they **** ******** ***** ******* ***.

Vs. ***** / ********* / ******

******** *******,*********, ******************** *********** *********, *** *** **-*****-** suffered **** **** ****** ********** *** had ******* ****** **** ******** ** varying *******. ************, ** ***** **** American **********, *** *** ******** ***** for * ******* *****, ~$*,*** - $3,000 *** (********* *****).

*******, ***** *** ****** *********** ******** temperatures ****** *** ******* ********* *****, TVT ******** ***** ** **** *******, which ** *** ****** *** ******** but **** ********** *** *****.

Vs. ******* / ****** ****

******** ** ********* **** *** ******* *********** **** ******, *** *** ***** suffered **** ******* ****** ********* ****** but *** **** ************* ** ******** of ********* *******. ******* ** *** TVT ******** **** ***** ******** **** is ************* ****** **** ****** ****, ~$3,000 **. ~$*,***, *** **** **** significant ******** ** ******* *******, ~$***.

Basic ********* / "**** ****" ***********

******* ** ***** *** ***** *********, to *** *** *** ********, ******** simply ******** ** *.*-*.** (~*-*.*'), ***** below. *** ******** ******** * ********** indicating ***** ******** ****** ***** ***** face, **** *** ****** ** *** forehead ****** ** *** "**** ****" where *********** ***** *****.

*******, **** **** ** * **************, with ************ ***** ***** ** ********' foreheads *** *** ******* ** *** Temp **** ** *** *******, ************ were ***** ** ** ** ~*.*°* outside ** *** **** ****, ******* the ****'* ********* ******* *** **** point ***** ********.

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*** ******** ************ **** ********* ****** ~0.2-0.3°F ** ** ****** ***** ******** thermometer **** ******** **** ** ****** temperatures.

No ***** ****** *.* ****** / **"

**** ******** *** ****** *** ********* distance, *** ****** **** *** **** readings, ****** ********* *** ********* ******** to '****** ***** ******', ** ***** below:

Missed ******** ************

** *** *******, *** ****** ********** and ********** ****** ******** ******** ************ as ~*°* ***** * ******** ** thermometer. **** *** **** ** ******** scenes ***** * ********* ******** ** dozens ** ********.

***** *****, ******** **** *** ***** fever ************ (~***°*) **** ******** *°* lower ** * ***-******* ********** ********* (~85°F) *** ** ** ***-*********** ***** (~70°F).

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****** ********** **** ** ***** **** been ****** ** ***** ****** ******** tests, *************** **** / ***************.

Ambient *********** / ******** ****** ** ***********

** ******* ********** ************, *** *** terminal ******** ************ **** **** ****** its ~*.*°* (~*.*°*) *****, *** ******* a ~**°* ******. *******, ** * hotter *** **** ***** *********, ******** decreased, **** ******* ******** ~*.*°* ** more ******/***** **** ** ****** ** thermometer.

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Lobby / ********* ******

**** ****** ******* ***** ** ****** backlight, *** ******* ****** *** *** issues. *****, **** ******** **** ******** against **** ******** *****, *** *** terminal ******** **** ************ ** ** captured *** ******* ****** *** *******. Second, ******* ****** *********, *** ******** frequently ****** ** **** ************ ** all, ****** ******* "**** *********** ****** be *********."

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** ******** ******* *** ********* ** improve ***** ******.

Wide ******* ****** ***** ********

** *** *********** ******** ****** ** 1.45 ****** (~*'*"), *** *** ******** measured ******** ** ******* ******* **** ~4'5" ** *'*" ****. *******, ************ outside *** "**** ****" **** ******** lower **** ***** ******** ******* ********* to ***'* ***************, ** ~*.*-*.*°*.

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**** ****** ***** ** ***** ******** to * ****** ** ***** ********* we **** ****** (*****, ****** ****, ZKTeco), ****** *** ** **** ** Dahua ** *********.

Limited ************* *******

*** *** ******** *** ***-*** *** few ************* *******, *********** ******** * user **** ** *** ** ***** threshold *** *** *********** ****. ***** is ** ****** ** ********** *** ambient/environmental ************ ** *** ** ****** like ***** ***** ** ********* ** Dahua.

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Hats *** **** ***** ***********

******* *** ******** ** **** *** temperature *********, *** ****** **** **** a *******’* *********** **** **** * hat ** **** ******** **, ********* in ***** *********** ************.

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Mask ********

***’* **** ********* ** ****** ******* when * ******* ****** *** ***** half ** ***** ****, **** ** with * ****, ***, **** *****, or ****** ***. ************, ** *** cup ** ****** ** ***, *** device **** ****** * ******* **** an ******** ***********.

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Slightly ****** **** ******** ** ******

*** *** **-*****-** ******** ** ******** bigger **** ***** *********** *********, **** as *** ********* ****** *** *** ZKTeco *” *****, ***** *****.

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Glasses *** ***** ****** ****** *********** ********

**** ********* ***** *** ****** *********** on ***, ** *** ** ****** users ******* ***** *** ******* ** order *** **** ** ** ******** recognized. ***** ******** ******* ***** **** not ********** **** ******* ****, *** sometimes, ******* **** ******** **** ******** accuracy.

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Made ** *****

*** *** **-*****-** ** **** ** China.

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US **********

*** *** ******** ** ********* ** multiple ****** ** *** **, ********* Avycon (******-**), ***** (***-************), *** ***** (*****), ******* *** ~$*,*** ** *,*** USD ******. *** **** *** **** a ****** ** *******.

*** *******, ********* *** ******* *** MAC *********** **** ** *****-******* *****, the ***** ***** ******* ***** **** ******* ***** * *** *** (00:18:ae). ************, *** ******** *** ****** versions *** ****** ********* ** ***** used ** *** *** ***** **** in *** *******.

Firmware/Software ****

** ****** *** *** **-*****-** **** software ******* *.*.*.* (****), ****** ******* 20200516, *** ******** ******* *.*-*********.

Comments (3)

**** ******* ** ***** ** * way ** ********* ** ***** ******* fall ***** **** *** ** *** of ****** *********?

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***** **#*,

*** *** ****** **** ******* * HiSilicon ****, ** *** ******* ***. It ** ***** *** ** *** middle ** *** *****, ***** ** day.

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****** *** ******** **** ***** **. Users ****** ** ******** **** ****** to ***** *** ********* ** ****** with ******* ** *** **** ***.

Agree
Disagree
Informative
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***** ******* ******* ******* **** ********* manufacturers **** ******* ** *** ********* on *** ******* ********* ************ *** installed. * **** ** * ********* apps *** * **** ********* *** apps ** *** **** ****** (*** and ***** ****). ** *** * have **** **** ***** ****, ***, Face++, *** ******* ******* ************. ***** that *** *** ****** ********** ***** Chinese ******* **** *** ******* ****** it ***** ** **** ** **** more ***** ************ **** * ****** use ********* **** *********/*********** **** / APIs. * ******* *** *** ********** of ***** ******* ******* *** *** sensor, *** **** ********* *********, *** the *********** **********/************ *********.

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Funny
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