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Antenna Specifications

HMD global Oy TA-1558 Mobile phone 2AJOTTA-1558 2AJOTTA1558 ta 1558

Antenna Specification

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DCC#: Shenzhen Hemiao Communication Technology Co. LTD

Sample acceptance for material classification

Date of issue :

 ­  Check List

. /The manufacturer should fill in the basic data:

 /Material number 

15.01.1899

/Version of admission

V1.0

/Project name

E6546 PRO

  /co-producer

/Kexin Huacheng

/Part name

/Three-in-one antenna

. /The manufacturer shall fill in the product data:

1./Antenna type:

a./Tie rod

Material type and specification______________________________

b./Metal stamping Material type and specification____________ Shrapnel gold thickness_________

 c.FPC

Type and specification of substrate: Electrolytic copper(PI substrate12.5um ,Copper foil single panel18.0um)

Gold finger gold thickness0.03um Nickel thickness: 2~6um

FPC Adhesive backing material (specify 3M9471LE,Please make remarks for special purposes) _________

. ; (pdf)/The manufacturer shall attach the following documents to the

acknowledgement; Email the electronic file (pdf) to Gramineae.

 1. Standard 2D drawings and full (key) dimensional measurement report  2.Material certificate  3. Packing method

 4. Antenna performance test reportFor exampleTRP, TIS, SAR,Data such as frequency and phase errors)

 5. Reliability test report

6 ROHS statement

. /Confirmation bar

/Supplier's signature and company seal /Sign and seal the controlled stamp

/Business affairs



/Research and development



/Account manager
/Hardware test /Structural engineering
DQE

 /quality



/Project manager

. /Change record field / Establishment/change date /Reason for change

/Change content

/version

/Description 1Sample acknowledgement in five copies, a total of 5-10 samples 2Supplier must receive both sides signed and HemiaoDCC controlled release of sample acknowledgement before bulk delivery 3The goods delivered by the supplier in bulk must conform to the sample and the letter of acknowledgement. If there is any problem, please communicate and confirm in advance. Otherwise, it will be rejected 4All quality standards shall be based on the quality requirements of the seedlings. If there are special defects (unable to meet the quality standards), the supplier shall specifically mark the adverse phenomenon when admitting the sample and state it in the content of the admission letter.
SPC-JL-QM-51-21-V1.4


Shenzhen KeXinHuaCheng Technology Co., LTD.

Product acknowledgement
Material name 3-in-1 antenna KH coding 2FPC511545007-R1 Sample color Black Sample type FPC Applicable model E6546 PRO Customer material number 15.01.1899

Standard sample Limit sample

Supplier nameShenzhen Kexinhuacheng Technology Co.,LTD

Fabricate Structure Project

Quality Sales

R&d engineer

Sample delivery date













2023-3-1

Name of clientShenzhen Hemiao Communication Technology Co. LTD

Department Confirm

Date

State

Sign and seal

Structure

Test

Project

Version number V1.0 Modification description Alternate version

address:1 / F, Kono Building, Kono Industrial Park, 7 Kelian Road, Guangming New

District, Shenzhen City, Guangdong Province

TEL:0755-26013537

Antenna specification

DATE

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Directory

DIRECTORY ................................................................................................................................................................... 2 1.  /STRUCTURAL DRAWING ....................................................................................................................... 3 2./PACKING METHOD ................................................................................................................................... 4 3./PERFORMANCE REPORT ...........................................................................................................................5



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Antenna specification

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1.  /Structural drawing

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Antenna specification

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Antenna specification

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3./Performance report

/Passive data

frequency  (MHz) 1525 1530

gain (dBi)
-0.28 -0.16

efficiency (dB)
-5.95 -5.67

efficiency (%)
25.39 27.08

1535

0.16

-5.42

28.73

1540

0.54

-5.03

31.42

1545

0.61

-4.87

32.58

1550

0.84

-4.67

34.15

1555

0.83

-4.54

35.12

1560

0.95

-4.4

36.32

1565

1.04

-4.28

37.31

1570

1.07

-4.25

37.57

1575

1.18

-4.31

37.07

1580

1.17

-4.42

36.1

1585

0.98

-4.54

35.18

1590

1.31

-4.54

35.13

1595

1.09

-4.77

33.35

1600

0.98

-4.94

32.06

1605

0.88

-5.21

30.15

1610

0.36

-5.52

28.06

1615

0.26

-5.75

26.61

1620

-0.27

-6.08

24.65

2400

0.91

-4.77

33.34

2410

1.1

-4.63

34.45

2420

1.2

-4.77

33.31

2430

1.19

-5

31.61

2440

1.15

-4.8

33.08

2450

0.95

-4.78

33.3

2460

0.67

-5.05

31.24

2470

0.49

-5.31

29.45

2480

0.61

-5.58

27.69

2490

1.95

-5.95

25.4

2500

1.82

-6.18

24.09



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Operator

Band

Antenna EFF MP Conducted
FS CH
POWER Sensitivity TRP TIS TRP

FS OTA

TIS 

TIS 

FS Space SPEC TRP TIS

L 2.4GWIFI
M 11b(11M)
H

17.4 17.8 18.2

-87 -87.3 -87.6

11.2 -79.51 -83.19 -4.7 -4.7 14.5 -82.9 -84.23 12.5 -84
12.2 -81.9 -82.55

WIFI YGPS

L 2.4GWIFI
M 11g(54M)
H
L 2.4GWIFI
M 11n(65M)
H
L1

16.8 17.2 17.5 13.2 13.6 13.8
/

-74.8 -75.2 -75.5 -73.5 -72.4 -72.6
/

12.6 -67.12 -70.48

-4.7 -4.7 14.5 -70.3 -71.23 11

13.5 -68.8 -70.05

12.7

-4.7 -4.7 14.1  WiFi

8

13.6

/ -4.3 /

-145.3

/

-70 -68 -145

3D /3D direction map 2.4G): 

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3D /3D direction map 2.4GWIFI):



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3D /3D direction map BT):



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