RF Exposure Information (MPE).pdf

FCC ID: H8N-PKE1334D

RF Exposure Info

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FCCID_2727641

                                                           RF Exposure Report

                       Report No.: SA150506E05A

                            FCC ID: H8N-PKE1334D

                       Test Model: PKE1334D(US-RoHS)

                   Series Model: TCG220XXXXXXXX(X=0-9,A-Z,a-z,"-","." or blank)

                 Received Date: May 06, 2015

                         Test Date: June 03 to 04, 2015

                     Issued Date: July 23, 2015


                         Applicant: ASKEY COMPUTER CORP.

                          Address: 10F, NO.119, JIANKANG RD., ZHONGHE DIST., NEW TAIPEI CITY 23585,
                                   TAIWAN, R.O.C.



                        Issued By: Bureau Veritas Consumer Products Services (H.K.) Ltd., Taoyuan Branch
                                   Hsin Chu Laboratory
                    Lab Address: No. 81-1, Lu Liao Keng, 9th Ling,Wu Lung Tsuen, Chiung Lin Hsiang, Hsin
                                 Chu Hsien 307, Taiwan R.O.C.
             Test Location (1): No. 81-1, Lu Liao Keng, 9th Ling,Wu Lung Tsuen, Chiung Lin Hsiang, Hsin
                                Chu Hsien 307, Taiwan R.O.C.
             Test Location (2): No. 49, Ln. 206, Wende Rd., Shangshan Tsuen, Chiung Lin Hsiang, Hsin
                                Chu Hsien 307, Taiwan R.O.C.




This report is for your exclusive use. Any copying or replication of this report to or for any other person or entity, or use of our name or trademark, is permitted
only with our prior written permission. This report sets forth our findings solely with respect to the test samples identified herein. The results set forth in this
report are not indicative or representative of the quality or characteristics of the lot from which a test sample was taken or any similar or identical product
unless specifically and expressly noted. Our report includes all of the tests requested by you and the results thereof based upon the information that you
provided to us. You have 60 days from date of issuance of this report to notify us of any material error or omission caused by our negligence, provided,
however, that such notice shall be in writing and shall specifically address the issue you wish to raise. A failure to raise such issue within the prescribed time
shall constitute your unqualified acceptance of the completeness of this report, the tests conducted and the correctness of the report contents. Unless specific
mention, the uncertainty of measurement has been explicitly taken into account to declare the compliance or non-compliance to the specification. The report
must not be used by the client to claim product certification, approval, or endorsement by any government agencies.
Report No.: SA150506E05A                                             Page No. 1 / 6                                             Report Format Version: 6.1.1
Reference No.: 150506E07


                                                                   Table of Contents
Release Control Record .................................................................................................................................. 3
1         Certificate of Conformity ...................................................................................................................... 4
2         RF Exposure .......................................................................................................................................... 5
    2.1      Limits for Maximum Permissible Exposure (MPE) .............................................................................. 5
    2.2      MPE Calculation Formula ................................................................................................................... 5
    2.3      Classification ....................................................................................................................................... 5
3         Antenna Gain......................................................................................................................................... 5
4         Calculation Result of Maximum Conducted Power ........................................................................... 6




Report No.: SA150506E05A                                             Page No. 2 / 6                                              Report Format Version: 6.1.1
Reference No.: 150506E07


                                          Release Control Record


Issue No.             Description                                         Date Issued
SA150506E05A          Original release.                                   July 23, 2015




Report No.: SA150506E05A                     Page No. 3 / 6        Report Format Version: 6.1.1
Reference No.: 150506E07


                                                                                                                   387




                                                                                                                          sn
                                                                                                            8072
                                                                                                                   1828




1     Certificate of Conformity


             Product:       WiFi EMTA

                Brand:      Askey

         Test Model:        PKE1334D(US—RoHS)

       Series Model:        TCG220N00000XX(X=0—9,A—Z,a—z,"—","." or blank)

     Sample Status:         ENGINEERING SAMPLE

           Applicant:       ASKEY COMPUTER CORP.

           Test Date:       June 03 to 04, 2015

          Standards:        FCC Part 2 (Section 2.1091)

                            KDB 447498 DO3
                            IEEE C95.1



The above equipment has been tested by Bureau Veritas Consumer Products Services (H.K.) Ltd.,

Taoyuan Branch, and found compliance with the requirement of the above standards. The test record, data
evaluation & Equipment Under Test (EUT) configurations represented herein are true and accurate accounts

of the measurements of the sample‘s EMC characteristics under the conditions specified in this report.




      Prepared by :              fi\  \J
                                                   C/Zfl”/     o
                                                                        , Date:      July 23, 2015
                                       Lori Chung / Specialist




     Approved by :                     l                 Y              ,   —Date:   July 23, 2015
                                                    /
                                 £        May Cher(/' Manager




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Reference No.: 150506EO07


2      RF Exposure

2.1      Limits for Maximum Permissible Exposure (MPE)

    Frequency Range            Electric Field     Magnetic Field       Power Density            Average Time
                                                                                2
         (MHz)                Strength (V/m)      Strength (A/m)         (mW/cm )                 (minutes)
                               Limits For General Population / Uncontrolled Exposure
        300-1500                    …                    …                F/1500                       30
      1500-100,000                  …                    …                  1.0                        30

F = Frequency in MHz



2.2      MPE Calculation Formula

                          2
Pd = (Pout*G) / (4*pi*r )
where
                                   2
Pd = power density in mW/cm
Pout = output power to antenna in mW
G = gain of antenna in linear scale
Pi = 3.1416
R = distance between observation point and center of the radiator in cm



2.3      Classification

      The antenna of this product, under normal use condition, is at least 20cm away from the body of the user.
         So, this device is classified as Mobile Device.


3      Antenna Gain
      The antennas provided to the EUT, please refer to the following table:
                                                2.4GHz Band
Antenna PCB Chain               Ant. Gain(dBi)      Frequency range
                    Brand                                                      Antenna Type          Connecter Type
  No.     No.               <Including cable loss>   (GHz to GHz)
   A     Chain (1)   NA              3.76              2.4~2.4835                 PCB               None (like solder)
   B     Chain (2)   NA              3.87              2.4~2.4835                 PCB               None (like solder)
                                                 5GHz Band
Antenna PCB Chain               Ant. Gain(dBi)      Frequency range
                    Brand                                                      Antenna Type          Connecter Type
  No.      No.              <Including cable loss>   (GHz to GHz)
   C     Chain (1) Hong-Lin          5.78              5.15~5.85                  PCB                  i-pex(MHF)
   D     Chain (2) Hong-Lin          4.36              5.15~5.85                  PCB                  i-pex(MHF)




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Reference No.: 150506E07


4    Calculation Result of Maximum Conducted Power


    Frequency
                     Max Power       Antenna Gain          Distance      Power Density        Limit
       Band                                                                       2                 2
                       (mW)              (dBi)               (cm)          (mW/cm )         (mW/cm )
      (MHz)
    2412-2462         682.092             6.83                    20       0.65399                1

    5180-5240         115.994             8.11                    20       0.14934                1

    5745-5825         266.606             8.11                    20       0.34324                1

NOTE:
                                      G1/20     G2/20 2
2.4GHz: Directional gain = 10 log[(10       + 10      ) / 2] = 6.83dBi
                                    G1/20     G2/20 2
5GHz: Directional gain = 10 log[(10       + 10     ) / 2] = 8.11dBi


Conclusion:
The formula of calculated the MPE is:
CPD1 / LPD1 + CPD2 / LPD2 + ……etc. < 1
CPD = Calculation power density
LPD = Limit of power density


WLAN 2.4GHz + WLAN 5GHz = 0.65399 + 0.34324 = 0.997
Therefore the maximum calculations of above situations are less than the “1” limit.



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Report No.: SA150506E05A                         Page No. 6 / 6                          Report Format Version: 6.1.1
Reference No.: 150506E07



Document Created: 2015-07-23 09:03:18
Document Modified: 2015-07-23 09:03:18

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