OvertheAir Performance Test System for Mobile Station KTM

Over-the-Air Performance Test System for Mobile Station KTM ㈜케이티엠테크놀로지 KTM Technology Co, Ltd.

CONTENTS 1. 시스템 구성 및 사용 장비/부품 목록 2. OTA Performance Test 개요 3. Anechoic Chamber 4. Measurement Antenna 5. Positioners 6. S/W KTM Technology Co, Ltd.

1. 시스템 구성 및 사용 장비/부품 목록 사용장비/부품 목록 순번 품 명 규격 수 량 비고 1 -1 Shielding Chamber 6 m. X 3 m, 100 d. B(500 MHz~6. 0 GHz) 1 Shield Tech 1 -2 항온항습기 3 RT 1 유한엔지니어링 1 -3 CCTV System Zoom, Pan and Tilt, 20” Color Monitor 1 MTG 1 -4 Absorber Treatment(26” and 18”) 6 m. X 3 m, Reflectivity – 30 d. B @ 1 GHz 1 Emerson & Quming 2 -1 AZ Positioner AP-6209, Rotary Joint and Slip Ring 포함 1 MTG 2 -2 3 D EUT Positioner AP-6917, Rotary Joint and Slip Ring 포함 1 MTG 2 -3 Free Space Bracket AP-BRK-02 1 MTG 2 -4 Positioner Controller PC-510 -4 C/PD-410 -2 1 MTG 2 -5 System Cables EMI/RFI Suppressed 1 MTG 3 -1 System Rack Standard 19” 1 MTG 3 -2 System Controller, 17” LCD Display, Interfaces 1 MTG 3 -3 2 D/3 D Antenna Measurement S/W Visual. Wave-Mobile 1 MTG 3 -4 Sensitivity & Power Measurement S/W Visual. Wave-Active 1 MTG KTM Technology Co, Ltd.

1. 시스템 구성 및 사용 장비/부품 목록 사용장비/부품 목록 순번 품 명 규격 수 량 비고 4 -1 Switchable Dual-Pol. Antenna QRH-008060(0. 8~6. 0 GHz) 1 MTG 4 -2 Gain Standard Antenna OEWG-975(0. 75~1. 12 GHz) 1 MTG 4 -3 Gain Standard Antenna OEWG-650(1. 12~1. 70 GHz) 1 MTG 4 -4 Gain Standard Antenna OEWG-650(1. 70~2. 60 GHz) 1 MTG 4 -5 Gain Standard Antenna SGH-2. 6 -S(2. 60~3. 95 GHz) 1 MTG 4 -6 Gain Standard Antenna SGH-3. 9 -S(3. 95~5. 85 GHz) 1 MTG 4 -7 Low Loss RF Cable Loss 1 d. B/m @ 18 GHz 1 MTG 5 -1 Hand Phantoms MCL, Left-hand Right-Hand 1 MTG 5 -2 Head Phantom MCL, CTIA Specification 1 MTG * 참고사항 : 챔버의 크기는 3 m. X 2 m, 5. 4 m. X 2. 7 m, 6 m. X 3 m, 8 m. X 4 m 등이 가능하며 3 m. X 2 m 및 5. 4 m. X 2. 7 m 챔버는 표준건물 높이 내에 설치 가능함. KTM Technology Co, Ltd.

2. OTA Performance Test 개요 * CTIA : “Test Plan for Mobile Station Over the Air Performance” - March 2003, Revision 2. 0 - Method of Measurement for Radiated RF Power and Receiver Performance * Contents - Test Site Characteristics and Quiet Zone Accuracy – Requirements and Test Method and Procedure - Substitution Part : Measurement for Path Loss Calibration - Radiated Power Measurement - Receiver Performance(Sensitivity) Measurement - Measurement Uncertainty Analysis KTM Technology Co, Ltd.

3. Anechoic Chamber * CTIA’s Minimum Requirement - Quiet Zone Size : Sphere of 300 mm Diameter for Measurement involving Head Phantom - Minimum Test Length : 1. 19 m - +/- 1. 0 d. B Ripple to Guarantee the Uncertainty Level of 2. 0 d. B including EUT Positioner KTM Technology Co, Ltd.

3. Anechoic Chamber * Specifications Frequency QZ Diameter * Transmit Receive Antenna Gain Guaranteed Q. Z. Reflectivity Guaranteed Q. Z. Ripple 800 MHz 75 cm 6 d. Bi 7 d. Bi -25 d. B +/- 0. 49 d. B 1 GHz 67 cm 9 d. Bi 7 d. Bi -30 d. B +/- 0. 28 d. B 1. 8 GHz 50 cm 12 d. Bi 7 d. Bi -35 d. B +/- 0. 16 d. B 3 GHz 38 cm 13 d. Bi 7 d. Bi -42 d. B +/- 0. 07 d. B 6 GHz 27 cm 15 d. Bi 7 d. Bi -48 d. B +/- 0. 04 d. B * 참고사항 : QZ 크기는 챔버 크기에 따라 다르며 여기서는 6 m. X 3 m 챔버 를 기준으로 한 QZ 크기를 나타낸다. KTM Technology Co, Ltd.

3. Anechoic Chamber * Absorber Layout Optimization for High Performance Chamber - Bidirectional Reciprocal Characteristics - Minimize Reflection Level into Quiet Zone - Ensure Working Space around EUT Positioner KTM Technology Co, Ltd.

3. Anechoic Chamber * Chamber Quiet Zone Test - Field-Probing : IEEE-STD-158 -1979 - CTIA Requirement : Quiet Zone Ripple Test KTM Technology Co, Ltd.

3. Anechoic Chamber Quiet Zone Field Uniformity – Field Probing KTM Technology Co, Ltd.

4. Measurement Antenna * MTG’s Optimized Measurement Antenna-QRH-008060 - Switchable Dual-Pol. Quad-Ridge Antenna System - Gain is Optimized to Have Linear Slope within Frequency Band of 0. 8~6. 0 GHz - VSWR is Optimized to be less than 2. 0 from 700 MHz * Path Loss Compensation - Space Loss of Range Length 3. 0 m : -20. 5 d. B/d. Bsm - Isotropic Antenna Capture Area : -21. 4 d. Bsm @ 1. 0 GHz, -27. 5 d. Bsm @ 2. 0 GHz - Cable Loss and Switch Loss from Base Station Simulator to Antenna : -3. 5 d. B max. - Total Loss : -45. 4 d. B @ 1 GHz, -51. 5 d. B @ 2 GHz * Gain is Recommended to be at Least 11. 5 d. Bi @ 2 GHz KTM Technology Co, Ltd.

4. Measurement Antenna * VSWR and Isolation Characteristics - Less than 2. 0 from 700 MHz - Isolation better than 25 d. B KTM Technology Co, Ltd.

4. Measurement Antenna * Optimized Gain Characteristics - Linear Gain Slope within 0. 8~1. 2 GHz, 1. 5~2. 3 GHz Bands - Reduce Inter-Channel Differences during TX Power and Sensitivity Measurement KTM Technology Co, Ltd.

5. Positioners * High Precision Az Positioner (AP-6209) - Operating Load : 300 kg - Resolution/Accuracy : Better than 0. 01 deg - Speed : up to 90 deg/sec - Rotary Joint(DC~18 GHz) and Slip Ring Included * Transparent 3 D EUT Positioner (AP-6917) - Satisfies CTIA’s +/- 1. 0 d. B Ripple Requirement - Base Linear Slide for to Accommodate Various Kinds of Phantoms/Jigs - Mast made of Low Dielectric/Low Loss Spectra - Rotary Joint(DC~18 GHz) Included - Free Space Jig Included KTM Technology Co, Ltd.

5. Positioners AZ Positioner (AP-6209) + (AP-6917) KTM Technology Co, Ltd.

5. Positioners 단말기 Active Test (TRP/TIS) KTM Technology Co, Ltd.

5. Positioners 단말기 안테나 Passive Test KTM Technology Co, Ltd. Ripple Test

6. S/W * Active Measurement S/W 특징 - 2 D/3 D Measurement - Peak, Null and Average Analysis - GSM, CDMA, W-CDMA Measurement - Dual Band Hand-off - Efficiency Analysis in 3 D Measurement * Passive Measurement S/W 특징 - 2 D/3 D Measurement - Peak, Null and Average Analysis - Band Configuration in Frequency Set-up - Efficiency Analysis in 3 D Measurement KTM Technology Co, Ltd.

6. S/W Test Band GSM CDMA WCDMA Test Type Test Time 비고 2 D/3 CH/1 Band - Sensitivity&Power 4 min 30도 간격 2 D/3 CH/2 Band - Sensitivity&Power 9 min 30도 간격 , GSM & DCS 3 D/3 CH/1 Band - TRP&TIS 30 min 30도 간격 3 D/3 CH/1 Band – TRP 10 min 15도 간격 3 D/3 CH/1 Band – TRP 6 min 30도 간격 2 D/3 CH/1 Band - Sensitivity&Power 10 min 30도 간격 3 D/3 CH/1 Band - TRP&TIS 80 min 30도 간격 3 D/1 CH/1 Band - TRP&TIS 30 min 30도 간격 3 D/3 CH/1 Band – TRP 10 min 15도 간격 3 D/3 CH/1 Band – TRP 6 min 30도 간격 2 D/3 CH/1 Band - Sensitivity&Power 10 min 30도 간격 3 D/3 CH/1 Band - TRP&TIS 80 min 30도 간격 3 D/1 CH/1 Band - TRP&TIS 30 min 30도 간격 3 D/3 CH/1 Band - TRP 10 min 15도 간격 3 D/3 CH/1 Band - TRP 6 min 30도 간격 Active Measurement 소요시간 KTM Technology Co, Ltd.

6. S/W Active Measurement S/W-Measurement Set-up KTM Technology Co, Ltd.

6. S/W Active Test Result (TIS, TRP) KTM Technology Co, Ltd.

6. S/W Active Test Result (TRP-15도 간격) KTM Technology Co, Ltd.

6. S/W Antenna Passive Test Set-up KTM Technology Co, Ltd.

6. S/W Antenna Passive Test Result(H-Plane) KTM Technology Co, Ltd.

6. S/W Antenna Passive Test Result-3 D Analysis KTM Technology Co, Ltd.