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  • sales@daiduongtelecom.com


Smartphone based network QoS and QoE logging solution including Voice MOS


XCAL-Solo is a handheld air interface measurement tool for QoS, QoE test for GSM, CDMA, WCDMA and LTE-A (up to 3CA) without any limitation by attaching portable H/W to Smartphone to cover wide range application testing, including Audio MOS measurement, network measurement and data on the smartphone in real time base.

XCAL-Solo also supports creating and editing measurement scenario and various auto call tests (Voice, VoLTE, FTP, Web, E-Mail, Iperf, Ping, YouTube, Multi-Call, Multi-RAB, Multi-Session) with user friendly touch interface from Android OS GUI.

XCAL-Solo System Configuration

Use XCAL-Solo to

  • Performing handheld Field Testing and In-Building Testing
  • Providing real time based RF data monitoring and statistics with message, graph and table
  • Portable design for gathering and checking DM log, main KPI information rapidly
  • Collecting full DM data by using smart phone


  • Overcome the limits of XCAL-Mobile by connecting portable H/W
  • Can be used without any limitation on the smartphone supporting DM interface and Linux driver
  • Support POLQA since it has sound card in portable H/W and audio interface with cable
  • With the help of small H/S, DM is collected in portable H/S through USB DM interface like XCAL
  • Important KPIs are echoed to a LCD screen of smartphone in real time from a portable H/W
  • Auto call is running in XCAL-Mobile and logging file is stored in portable H/W

Application of XCAL-Mobile based solution

Contents Mobile Solo Harmony
Autocall support O O O
No. of test (Interwork devices) 1 1 6
Field Test O O O
In-Building Test O O O
MOS Test Δ O O
Benchmarking Test X X O


Collecting and Checking RF Information Collecting RF info from smartphone in real time
Show each classified technology of RF info with message, graph, table and Google map
Support In-Building Measurement Processing measurement by applying building info and layout of each levels
Processing measurement of fixed and mobile point of each levels based on arranged auto call scenario
Support Automatic Call Measurement Create and edit auto call scenario by application in smartphone
Connect and disconnect voice and data call automatically
MOS measurement by using QOLQA
Support Automatic Error Reporting Automatic error reporting by screen capture function
Automatic error reporting to technical support team
Various Functions Uploading and replaying previously measured log file
Monitoring and reporting status of H/S
Check quick guide manual in application
Real Time Measurement Monitoring Real time monitoring of measured data on application window
Automatic uploading of measured log file
Check history of measurement of Call Result History window
Check measured data on Google map
External Battery Available for a longer operation
XCAL-Solo product image

H/W Specification

Title Spec Note
Operating Power DC 5.0V / 2.0A (Max.)  
CPU Cortex-A8 (1GHz)  
OS Linux  
Bluetooth Bluetooth 2.1 EDR  
Wi-Fi 802.11 b/g/n  
Memory Slot Micro SD Card slot x 2 (for boot and data backup) 4G ~ 32GB
Phone Interface USB 2.0 (High Speed, Micro USB Connector) x 1
Audio In/Out (Single Ended, 3.5mm stereo jack) x 1
LED Power LED(1), Battery Status LED(3), Charging Status LED(1), WiFi/Bluetooth Link LED(1)  
Size 64 x 11 x 110 (mm, W x H x D)  
Weight 100g