Report Number : F690501/RF-RTL005100 Page: 2 of 22 Table of contents 1. General Information --------------------------------------------------------------------------- 3 2. Antenna power and tolerance -------------------------------------------------------------- 6 3. Frequency tolerance --------------------------------------------------------------------------- 8 4. Occupied bandwidth and spread bandwidth ------------------------------------------ 10 5. Transmission spurious emissions -------------------------------------------------------- 14 6. Limitation of collateral emission of receiver ------------------------------------------ 17 7. Hopping dwell time ---------------------------------------------------------------------------- 20
Report Number : F690501/RF-RTL005100 Page: 3 of 22 1. General information 1.1 Testing laboratory SGS Testing Korea Co., Ltd. Wireless Div. 2FL, 18-34, Sanbon-dong, Gunpo-si, Gyeonggi-do, Korea 435-040 Telephone : +82 +31 428 5700 FAX : +82 +31 427 2371 1.2 Details of applicant Applicant : Bluegiga Technologies Oy Address : Sinikalliontie 5A, 02630 Espoo, Finland Contact Person : Pasi Rahikkala Phone No. : +358 9 435 50 60 Fax No. : +358 9 435 50 660 1.3 Description of EUT Kind of Product Model Name Serial Number Power Supply Frequency Range Modulation Technique Number of Channels Antenna Type Antenna Gain Bluetooth Module WT41-E N/A DC 3.0 V 2402 MHz ~ 2480 MHz GFSK, π/4dqpsk, 8DPSK 79 ch Fixed type 2.26 dbi Applicant confirm that the voltage supplied to RF parts is fixed. 1.4. Test method Measurement was conducted by the following test method: the test method of Ordinance Concerning Technical Regulations Conformity Certification etc. of Specified Radio Equipment in Annex 1, the Ministry of Internal Affairs and Communication notification in Annex 43 of Article 88, Paragraph 1 or the test method more than equivalent.
Report Number : F690501/RF-RTL005100 Page: 4 of 22 1.5. Test Equipment List Equipment Manufacturer Model Serial No. Cal. Authority Cal. Date Signal Generator Spectrum Analyzer Agilent E4438C MY42082477 SICT Mar. 31, 2011 R & S FSV30 100769 SICT Mar. 31, 2011 Power Sensor R & S NRP-Z81 100748 KTICC Apr. 04, 2011 DC power Supply Directional Coupler Agilent U8002A MY48490027 SICT Jan. 05, 2011 Narda 152613 122660 SICT Aug. 22, 2011 Bluetooth Tester TESCOM TC-3000C 3000C000142 SICT Jan. 11, 2011
Report Number : F690501/RF-RTL005100 Page: 5 of 22 1.6. Summary of test results The EUT has been tested according to the following specifications: Applied standard : Radio equipment regulations and ARIB STD-T66 Article Reference Test item Result STD-T66 3.2 Antenna power, Tolerances for antenna power Complied STD-T66 3.2 Frequency Tolerance Complied STD- T66 3.2 Occupied Bandwidth (99%), Spread Bandwidth (90%) and Spreading Factor Complied STD- T66 3.2 Transmission spurious emissions Complied STD- T66 3.3 Limitation of collateral emission of receiver Complied STD- T66 3.2 Hopping dwell time Complied 1.7. Test report revision Revision Report number Description 0 F690501/RF-RTL005100 Initial 1.7 Conclusion of worst-case and operation mode The EUT has three type of modulation (GFSK, π/4dqpsk and 8DPSK). Modulation Conducted power (mw) Burst ratio Spread bandwidth (MHz) Output power density (mw/mhz) GFSK(2 441 MHz) 0.92 0.325 71.20 0.040 π/4dqpsk(2 441 MHz) 0.61 0.333 71.49 0.026 8DPSK(2 441 MHz) 0.62 0.333 71.49 0.026 Output power density (mw/mhz) = Conducted power (mw) / Burst ratio / Spread bandwidth (MHz) Note; A worst case EDR mode is 8DPSK.
Report Number : F690501/RF-RTL005100 Page: 6 of 22 2. Antenna power and tolerance 2.1. Test Setup EUT Directional coupler Spectrum Analyzer/ Power meter Bluetooth Tester 2.2. Limit ERIP power: 3mW/MHz Antenna POWER TOLERANCE: +20% to -80% 2.3. Test procedure 1. Measure the total power by Power Meter in a state of hopping mode (with Average Sensor). 2. If it s the burst wave, please measure the burst ratio. Then calculate the real total power by burst ratio. 3. Calculate the mean power per 1MHz by dividing the total power by spread bandwidth. 4. Record the power level.
Report Number : F690501/RF-RTL005100 Page: 7 of 22 2.4. Test result Ambient temperature : (23 ± 2) Relative humidity : 47 % R.H. 2.4.1. Test mode (GFSK) Rated Cond. P : 0.12 mw/mhz Antenna Gain : 2.26 dbi Frequency ( 2 441 MHz) Conducted power(mw) 0.92 Conducted power(dbm) -0.34 Spread Bandwidth(MHz) 71.20 Output power density(mw/mhz) 0.040 Power tolerance(%) -66.66 E.I.R.P.( dbm /MHz) -6.95 Burst ratio : T on /(T on + T off ) = 0.325 Output power density (mw/mhz) = Conducted power(mw) / Burst ratio / Spread bandwidth(mhz) 2.4.2. Test mode (8DPSK) Frequency ( 2 441 MHz) Conducted power(mw) 0.62 Conducted power(dbm) -2.11 Spread Bandwidth(MHz) 71.49 Output power density(mw/mhz) 0.026 Power tolerance(%) -78.33 E.I.R.P.( dbm /MHz) -6.95 Burst ratio : T on /(T on + T off ) = 0.333 Output power density (mw/mhz) = Conducted power(mw) / Burst ratio / Spread bandwidth(mhz) Note; Power tolerance = {[(Output power density)-(rated Cond. P)] / (Rated Cond. P)} 100 * Rated Cond. P : Rated Conducted power
Report Number : F690501/RF-RTL005100 Page: 8 of 22 3. Frequency tolerance 3.1. Test Setup EUT Bluetooth Tester 3.2. Limit ±50 10-6 (50 ppm or below) 3.3. Test procedure 1. Set the ETU operating mode. 2. Connect the EUT to Bluetooth Tester. 3. A function of test case is used for record the tolerance.
Report Number : F690501/RF-RTL005100 Page: 9 of 22 3.4. Test result Ambient temperature : (23 ± 2) Relative humidity : 47 % R.H. 3.4.1. Test mode (GFSK) Reading frequency (MHz) Frequency tolerance (ppm) Mid. Ch (2 441 MHz) 2 441.018 000 7.37 3.4.2. Test mode(8dpsk) Reading frequency (MHz) Frequency tolerance (ppm) Mid. Ch (2 441 MHz) 2 441.018 500 7.58 Note; 1. FT (ppm) = [(RF-MF)/MF] 10 6 - FT: Frequency Tolerance, RF: Reading Frequency and MF: Measurement Frequency)
Report Number : F690501/RF-RTL005100 Page: 10 of 22 4. Occupied bandwidth (99%), spread bandwidth (90%) and spreading rate 4.1. Test Setup Same as the section 2.1 4.2. Limit Occupied Bandwidth (99%): 83.5 MHz or Below Spread Bandwidth (90%): 500 khz or more Spreading factor: 5 or more 4.3. Test Procedure 4.3.1. Occupied bandwidth (99%) 1. Set the EUT at hopping on and modulation on. 2. Set the ETU operates at hopping mode and normal voltage. 3. Set the spectrum analyzer RBW = 300 khz, VBW=300 khz, center frequency = 2 441 MHz and Span= 200 MHz 4. Turn on 99% spectrum OBW function on, Max hold, View, and snap the screen and record the mark. 4.3.2. Spread bandwidth (90%) 1. Set the EUT at hopping on and modulation on. 2. Set the ETU operates at hopping mode and normal voltage. 3. Set the spectrum analyzer RBW = 300 khz, VBW=300 khz, center frequency = 2 441 MHz and Span = 200MHz 4. Turn on 90% spectrum OBW function, Max hold, View, and snap the screen and record the mark.
Report Number : F690501/RF-RTL005100 Page: 11 of 22 4.4. Test result Ambient temperature : (23 ± 2) Relative humidity : 47 % R.H. 4.4.1. Test mode: Occupied bandwidth (99%) 99% bandwidth(mhz) Limit(MHz) GFSK 78.44 83.50 8DPSK 78.44 83.50 4.4.2. Test mode: Spread bandwidth (90%) 90 % bandwidth(mhz) Spreading factor GFSK 71.20 71.20 8DPSK 71.49 71.49
Report Number : F690501/RF-RTL005100 Page: 12 of 22 Occupied Bandwidth Test mode (GFSK) Test mode (8DPSK)
Report Number : F690501/RF-RTL005100 Page: 13 of 22 Spread Bandwidth Test mode (GFSK) Test mode (8DPSK)
Report Number : F690501/RF-RTL005100 Page: 14 of 22 5. Transmission spurious emissions 5.1. Test Setup Same as the section 2.1 5.2. Limit 5.2.1. For operating 2402 MHz~2480 MHz 2 387 MHz f 2 400 MHz and 2 483.5 MHz f 2 496.5 MHz: 25 uw/mhz or less 2 387 MHz > f and 2 496.5 MHz < f: 2.5 uw/mhz or less 5.3. Test Procedure 5.3.1. For operating 2 402 MHz~2 480 MHz 1. Connect transmitter output to the spectrum analyzer input port. 2. The EUT should be transmitting at low, middle and high channel. 3. Unwanted emission strength is measured by following setting: 4. Set the spectrum analyzer RBW: 1 MHz(above 1GHz), 100 khz(below 1GHz), VBW : same as RBW Sweep time: auto, Start: 30 MHz, Stop: 2 387 MHz. Sweep mode: single and mark highest level. 5. Set the spectrum analyzer RBW: 1 MHz, VBW: 1 MHz, Sweep time: auto, Start: 2 387 MHz, Stop: 2 400 MHz. Sweep mode: single and mark highest level. 6. Set the spectrum analyzer RBW: 1 MHz, VBW: 1 MHz, Sweep time: auto, Start: 2483.5 MHz, Stop: 2496.5 MHz. Sweep mode: single and mark highest level. 7. Set the spectrum analyzer RBW: 1 MHz, VBW: 1 MHz, Sweep time: auto, Start: 2496.5 MHz, Stop: 12.75 GHz. Sweep mode: single and mark highest level. 8. Detector mode: Peak mode.
Report Number : F690501/RF-RTL005100 Page: 15 of 22 5.4. Test result Ambient temperature : (23 ± 2) Relative humidity : 47 % R.H. 5.4.1. Test mode (GFSK) Below 1 000 MHz 1 000 MHz to 2 387 MHz 2 387 MHz to 2 400 MHz 2 483.5 MHz to 2 496.5 MHz Above 2 496.5 MHz 5.4.2. Test mode (8DPSK) Below 1 000 MHz 1 000 MHz to 2 387 MHz 2 387 MHz to 2 400 MHz 2 483.5 MHz to 2 496.5 MHz Above 2 496.5 MHz Middle ch. (2 441 MHz) -70.65 dbm/100 khz -51.20 dbm/mhz -41.29 dbm/mhz -43.58 dbm/mhz -59.19 dbm/mhz Middle ch. (2 441 MHz) -70.86 dbm/100 khz -55.15 dbm/mhz -30.19 dbm/mhz -39.73 dbm/mhz -59.10 dbm/mhz Limit 2.5 uw/100 khz (-26.02 dbm/100 khz) 2.5 uw/mhz (-26.02 dbm/mhz) 25 uw/mhz (-16.02 dbm/mhz) 25 uw/mhz (-16.02 dbm/mhz) 2.5 uw/mhz (-26.02 dbm/mhz) Limit 2.5 uw/100 khz (-26.02 dbm/100 khz) 2.5 uw/mhz (-26.02 dbm/mhz) 25 uw/mhz (-16.02 dbm/mhz) 25 uw/mhz (-16.02 dbm/mhz) 2.5 uw/mhz (-26.02 dbm/mhz)
Report Number : F690501/RF-RTL005100 Page: 16 of 22 Test mode(gfsk) Test mode(8dpsk)
Report Number : F690501/RF-RTL005100 Page: 17 of 22 6. Limitation of collateral emission of receiver 6.1. Test Setup Same as the section 2.1 6.2. Limit Below 1GHz: 4nW or less Above 1 GHz: 20nW or less 6.3. Test Procedure 1. Connect transmitter output to the spectrum analyzer input port. 2. The EUT should be transmitting at low, middle and high channel. 3. Secondarily emitted radio wave strength (RX spurious) is measured by following setting: 4. Set the spectrum analyzer RBW: 100 khz, VBW: 100 khz, Sweep: Auto, Start: 30 MHz, Stop: 1 000 MHz. Max hold view, mark highest level. 5. Set the spectrum analyzer RBW: 1 MHz, VBW: 1 MHz, Sweep: Auto, Start: 1 000 MHz, Stop: 8 000 MHz. Max hold view, mark highest level. 6. Detector mode: Peak mode.
Report Number : F690501/RF-RTL005100 Page: 18 of 22 6.4. Test result Ambient temperature : (23 ± 2) Relative humidity : 47 % R.H. 6.4.1. Test mode (GFSK) Below 1 000 MHz 1 000 MHz to 3 000 MHz 3 000 MHz to 8 000 MHz 8 000 MHz to 12.75 GHz 6.4.2. Test mode (8DPSK) Below 1 000 MHz 1 000 MHz to 3 000 MHz 3 000 MHz to 8 000 MHz 8 000 MHz to 12.75 GHz Middle ch. (2 441 MHz) -88.81 dbm -72.26 dbm -73.93 dbm -76.38 dbm Middle ch. (2 441 MHz) -88.64 dbm -74.98 dbm -74.47 dbm -76.95 dbm Limit 4 nw (-53.98 dbm) 2.0 nw (-46.99 dbm) 2.0 nw (-46.99 dbm) 2.0 nw (-46.99 dbm) Limit 4 nw (-53.98 dbm) 2.0 nw (-46.99 dbm) 2.0 nw (-46.99 dbm) 2.0 nw (-46.99 dbm)
Report Number : F690501/RF-RTL005100 Page: 19 of 22 Test mode(gfsk) Test mode(8dpsk)
Report Number : F690501/RF-RTL005100 Page: 20 of 22 7. Hopping dwell time 7.1. Test Setup Same as the section 2.1 7.2. Limit 0.4s 7.3. Test Procedure 1. Place the EUT on the table and set it in transmitting mode. 2. Remove the antenna from the EUT and then connect a low loss RF cable from the antenna port to the spectrum analyzer. 3. Set center frequency of spectrum analyzer = hopping mode at 2 441 MHz. 4. Set the spectrum analyzer as RBW, VBW=1 MHz, Span = 0Hz, Sweep time= 0.4 * SBW[s]. 5. Repeat above procedures until all frequency measured was a complete.
Report Number : F690501/RF-RTL005100 Page: 21 of 22 7.4. Test result Ambient temperature : (23 ± 2) Relative humidity : 47 % R.H. Frequency Packet type Dwell time(ms) Limit (ms) GFSK DH5 271.875 400 8DPSK 3-DH5 296.875 400 GFSK Dwell time : 625 usec * 5 * 87 = 271.875 (ms) 8DPSK Dwell time : 625 usec * 5 * 95 = 296.875 (ms) Note; Dwell Time = Time per one hopping ( ON time) * hopping numbers
Report Number : F690501/RF-RTL005100 Page: 22 of 22 Test mode(gfsk) Test mode(8dpsk)