1. 1 Title: Transmission Efficiency for Some Applications Abstract: This contribution provides examples of transmission efficiency of some popular mobile applications. Recommendation: FYI Source:

2. 2 Background  Improvement of Transmission Efficiency –In C21-20101206-007, ZTE pointed out the issue of transmission efficiency in the existing mobile wireless communications for some applications. –This contribution shows data provided by the third parties for the mobile applications such as MSN, IM QQ, skype, Gtalk, Yahoo Messenger, Facebook, Twitter, Weather network, email, etc.

3. 3 Some Applications (1) SourceDescriptionMean Rate (Bytes/s)Mean IP Packets Per Second DLULDLUL Qualco mm Background (IM QQ + Google services) [6.58][4.66][0.0380][0.0427] HuaweiBackground (MSN) [23.02][12.32][0.1236][0.1850] HuaweiBackground (QQ) [48.65][58.33][0.2550][0.2886] HuaweiBackground (skype) [6.69][5.33][0.0546][0.0711] HuaweiIM (MSN) [451.90][31.22][0.9538][0.7338] HuaweiIM (QQ) [73.29][23.40][0.2538][0.2899] IntelBackground (multi-app: skype/gtalk/twitter/weather/stock) – A [6.02][12.53][0.0560][0.1041] IntelBackground (multi-app: skype/gtalk/twitter/weather/stock) – B [5.34][8.97][0.0578][0.0813] IntelBackground (multi-app: skype/gtalk/twitter/weather/stock) – C [5.52][10.15][0.0564][0.0851] IntelBackground (multi-app: skype/gtalk/twitter/weather/stock) - D [5.78][10.53][0.0606][0.0897] IntelBackground (single-app: skype) [9.11][6.86][0.1093][0.0850] IntelBackground (single-app: google talk) [10.06][1.73][0.0344][0.0271] IntelBackground (single-app: yahoo messenger) [1.16][3.77][0.0353][0.0358] IntelBackground (single-app: facebook) [3.23][1.01][0.0063][0.0096]

4. 4 Some Applications (2) SourceDescriptionMean Rate (Bytes/s)Mean IP Packets Per Second DLULDLUL NSNBackground (facebook android)30.25765.74680.04590.0454 NSNBackground (facebook iOS)18.677714.11800.10050.0845 NSNBackground (facebook symbian)20.20476.27280.02810.0205 NSNBackground (nimbuzz gtalk android)0.43040.45990.0064 0.0067 NSNIM (android)16.929314.35820.16660.1773 NSNIM (iOS)14.120312.62670.13510.1496 NSNBackground (skype android)1.82261.96180.02820.0293 RIMBackground (A1) – music store, facebook, maps, weather app 2.832.630.0610.059 RIMBackground (A2) – music store, facebook, maps6.813.410.0880.095 RIMBackground (A3) – facebook20.5110.390.1430.21 RIMBackground (A4) – skype21.118.380.2890.346 RIMBackground (A5) – skype13.7621.430.2220.391 RIMBackground (B1) – skype, facebook, weather, stocks, application store 150.3571.690.9851.028 RIMBackground (B2) – skype, facebook, weather, stocks, application store 96.6145.440.3640.451

5. 5 Some Applications (3) SourceDescriptionMean Rate (Bytes/s)Mean IP Packets Per Second DLULDLUL RIMBackground (B4) – windows live messenger171.3863.830.5050.657 RIMBackground (B5) – facebook30.0916.560.1270.176 RIMBackground (B6) – browser page, windows live messenger, skype, email 79.85157.530.5231.149 RIMBackground (B7) – browser page, skype, email10.0838.820.1910.453 Source: 3GPP R2-115597

6. 6 HRPD Transmission Efficiency Source: CDG-195