ZTE AC 8720 CDMA Wireless Modem

Price: 1
Brand Name: ZTE
Model Number: AC8720
Country/Region: China
Post Date: Aug 08,2011

Product Description: ZTE AC 8720 CDMA Wireless Modem


1:PRODUCT INTRODUCTIONAC8720 CDMA2000 1X USB Wireless Data Terminal is developed and manufactured by ZTE Corporation supporting laptops/desktops and other equipments with USB interface. AC8720 can provide data, voice and SMS services.Model Category Frequency RemarkAC8720 CDMA2000 1X USB Wireless Data Terminal 800MHz Support data, voice, SMS services2:ACRONYMS  Table 1 AcronymsAcronyms Full DescriptionZTE ZTE CorporationCDMA Code Division Multiple AccessR-UIM Removable User Identity ModuleCDG CDMA Development GroupESD Electronic Static DischargeEMC Electro Magnetic CompatibilityEMI Electro Magnetic InterferenceDTMF Dual Tone Multi-FrequencyUSB Universal Serial Bus3 APPEARANCE AND STRUCTURETable 2 Appearance and structureItem AC8720 RemarkAppearance Dimension 86mm×26mm×10.1mm Weight 38.7g  Materia  PC Display LED indication Interface USB interface(USB 2.0) Compatible with USB1.1/1.0Support operating systems Windows XP/2000/VISTA, MAC, Linux 4 FUNCTIONS4.1 Voice functionsTable 3 Voice FunctionsItem Description RemarkVoice Voice call origination  Voice call termination  Caller ID presentation  Voice call redial  Phonebook  Received call history  Missed call history  Dialed call history Sound Voice volume adjustable  Incoming call notification  New SMS notification 4.2 Display functionsTable 4 Display functionsItem Description RemarkSignal strength indication  Time and date indication  Call ID display  Incoming call display  Network flux indication  Network rate indication  4.3 SMS functionsTable 5 SMS functionsItem Description RemarkSend/Receive short messages  Short message group send 50 recipients Short message copy Copy R-UIM to PC Short message deleting Delete short message Short message storage 1000 messages in PC(Depends on PC memory) Different types of R-UIM card have different storage capacities for short messages.Short message handling Reply, forward, save and voice call back SMS automatically split send >160 ASCII automatically split send characters 4.4 Data functions  Table 6 Data functionsItem Description RemarkData rate Up to 153.6kbps(RL/FL) Network record  Network rate indication  Network flux indication  Network flux statistic  4.5 Other functionsTable 7 Other functionsItem Description RemarkR-UIM card function Support R-UIM or built-in UIM 5 TECHNICAL SPECIFICATION OF HOST5.1 Communication protocols and technical indicesTable 8 Communication protocols and technical indicesItem AC8720Access mode CDMA2000 1XCDMA protocol IS-95A/B, IS-98A, IS2000(CDMA2000 1X)Data rate Up to 153.6kbps Interval between transmitting and receiving frequency 45MHzVoice coding EVRC,13k QCELP5.2 RF receivingTable 9 RF receivingItem AC8720Frequency range 869MHz894MHzRX sensitivity -104 dBm(FER≤0.5)Range of receiving signal -25 dBm~ -104dBm(FER≤0.5)Signal Tone DesensitizationSingle tone FER≤1.0(-101dBm/BW, 30dBm@±900KHz)Intermodulation SpuriousResponse Attenuation FER≤1.0(Test1: -101dBm/BW , +900/+1700K Hz, -43dBm) FER≤1.0(Test 2: -101dBm/BW , -900/-1700K Hz, -43dBm)Conducted spurious emission <-76dBm/1MHz(869 ~ 894MHz) <-61dBm/1MHz(824 ~ 849MHz) <-47dBm/30KHz(other frequency)Demodulation of forward channel under additive white Gaussian noise FER≤3.0(Test 1: Rate Group 1(9600bps)) FER≤1.0(Test 2: Rate Group 1(9600bps)) FER≤0.5(Test 3: Rate Group 1(9600bps)) FER≤1.0(Test 4: Rate Group 1(4800bps)) FER≤1.0(Test 5: Rate Group 1(2400bps)) FER≤1.0(Test 6: Rate Group 1(1200bps)) FER≤3.0(Test 7: Rate Group 2(14400bps)) FER≤1.0(Test 8: Rate Group 2(14400bps)) FER≤0.5(Test 9: Rate Group 2(14400bps)) FER≤1.0(Test 10: Rate Group 2(7200bps)) FER≤1.0(Test 11: Rate Group 2(3600bps)) FER≤1.0(Test 12: Rate Group 2(1800bps))5.3 RF TransmittingTable 10 RF TransmittingItem AC8720Frequency range 824MHz ~ 849MHzMax. frequency deviation ±300HzRated power 24.7dBmMax. power 23dBm ~ 27dBm@-104dBmMin. output power Less -50dBm@-25 dBmStandby output power <61dBmCode domain power The code domain power of each unactivated sub-channel is at least 23dB lower than the total output power measured at I- and Q- channel.TX timing error ±1.0μsWave form quality factor >0.944TX phase error 1.00 ~ 90.00degOpen loop power (Test1: -25dBm/1.23MHz)-48dBm/1.23MHz±9.5dBm (Test 2: -65dBm/1.23MHz)-8dBm/1.23MHz±9.5dBm (Test 3: -93.5dBm/1.23MHz)+20dBm/1.23MHz±9.5dBmClosed loop power  ±24dB(9600bps data rate)  ±24dB(4800bps data rate)  ±24dB(2400bps data rate)  ±24dB(1200bps data rate)Conducted spurious emission -42dBc/30KHz or -54dBm/1.23MHz(|f|: 1.25MHz~1.98MHz) -54dBc/30KHz or -54dBm/1.23MHz(|f|: 1.98MHz~4.00MHz) <-13dBm/1KHz(|f| > 4MHz, 9KHz < f < 150KHz,) <-13dBm/10KHz(|f| > 4MHz, 150KHz <f < 3 0MHz) <-13dBm/100KHz(|f| > 4MHz, 30MHz < f < 1GHz) < -13dBm/1MHz(|f| > 4MHz, 1GHz < f < 10GHz)5.4 AntennaTable 11 AntennaItem AC8720Frequency bandwidth TX:824MHz849MHzRX:869MHz894MHzVSWR ≤2.0Gain 2dBiInput/output resistance 50ΩPolarization form Vertical polarization5.5 Work conditionWorking temperature: -10~+55Storage temperature: -20~+70Humidity: < 95%6 STANDARDS REFERENCE3GPP2 C.S0014-0* Enhanced Variable Rate Codec (EVRC) 3GPP2 C.S0015-0* Short Message Service3GPP2 C.S0017-0 v5.0* Data Service Options for Spread Spectrum Systems3GPP2 C.S0023-0 v4.0* Removable User Identity Module3GPP2 C.S0001-0 v3.0* Introduction to cdma2000 Spread Spectrum Systems - Release 0 - Version 3.03GPP2 C.S0002-0 v3.0* Physical Layer Standard for cdma2000 Spread Spectrum Systems - Release 0 - Version 3.03GPP2 C.S0003-0 v3.0* Medium Access Control (MAC) Standard for cdma2000 Spread Spectrum Systems - Release 0 - Version 3.03GPP2 C.S0004-0 v3.0* Signaling Link Access Control (LAC) Standard for cdma2000 Spread Spectrum Systems - Release 0 - Version 3.03GPP2 C.S0005-0 v3.0* Upper Layer (Layer 3) Signaling Standard for cdma2000 Spread Spectrum Systems - Release 0 - Version 3.0

Supplier Details:

Shenzhen Woo Well Strong Technology Co., Ltd.

Sales:Mr. steven wu

Contact Phone:86-0755-83281388

Main Products:Modems

Business type:Manufacturer, Trading Company

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