Solution : https://service.sap.com/sap/support/notes/1624239 (SAP Service marketplace login required)
Key words : 
receiver generation data object takes long time, perform automatic delta generation, terms sap netweaver mobile 7, data orchestration engine, sap nw mobile 7, - apply support package 14, -apply note 1637827 mandatorily, ping_notif message, prerequisites prerequisites, note assistant
Related Notes : 
       
| 1637827 | Initial ping out of sequence for reciver gen device | 
| 1631455 | Device creation using receiver generation object takes time | 
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| 1570548 | NetWeaver Mobile 7.10 Composite Note for SP12 | 
| 1497826 | NetWeaver Mobile 7.10 Composite Note for SP11 |