Essays about: "voip on wireless"

Showing result 11 - 15 of 20 essays containing the words voip on wireless.

  1. 11. Packet Aggregation in Linux

    University essay from Institutionen för informationsteknologi

    Author : Jonas Brolin; Mikael Hedegren; [2008]
    Keywords : Network; Programing; Linux; Wireless Mesh Networks;

    Abstract : Voice over IP (VoIP) traffic in a multi-hop wireless mesh network (WMN) suffers from a large overhead due to mac/IP/UDP/RTP headers and time collisions. A consequence of the large overhead is that only a small number of concurrent VoIP calls can be supported in a WMN[17]. READ MORE

  3. 12. Voice over IP over GPRS

    University essay from KTH/Kommunikationssystem, CoS

    Author : Homayoun Derakhshanno; [2008]
    Keywords : VoIP; GSM; GPRS; WLAN; handoff; delay; synchronization;

    Abstract : The Voice over IP (VoIP) technology has become prevalent today due to its lower cost than traditional telephony and its ability to support new value-added services. Additionally, the increasing availability of wireless internet access has led to research studies examining the combination of wireless network access with voice over IP. READ MORE

  4. 13. VoWiFi Roaming

    University essay from KTH/Kommunikationssystem, CoS

    Author : Syed Muhammad Ali; [2006]
    Keywords : Voice over WiFi;

    Abstract : Freedom is human’s natural instinct, which was limited by Ethernet and Fixed Telephony Era. With the emergence of new technologies like wireless fidelity (WiFi) and voice over IP (VoIP) humans once again have freedom of movement; which at the very same time provides enough reasons to change the market dynamics of communication industry. READ MORE

  5. 14. Adaptive Wireless Multimedia Services

    University essay from KTH/Kommunikationssystem, CoS

    Author : Xiaokun Yi; [2006]
    Keywords : VOIP; SIP; Minisip; Adaptation; CODEC;

    Abstract : Context-awareness is a hot topic in mobile computing currently. A lot of importance is being attached to facilitating the user of various mobile computing devices to provide services that are more “user-centric”. READ MORE

  6. 15. Voice over IP in a resource constrained environment

    University essay from KTH/Kommunikationssystem, CoS

    Author : Ali Nesh-Nash; [2006]
    Keywords : Voice over IP; porting; embedded; Pocket PC; Windows CE; SIP; MIKEY; Diffie-Hellmann; energy;

    Abstract : Today, the telecommunication world is focused on mobility. This is popular because since the 1990s most people have integrated their mobile phones into their life. A new factor is the rise of the voice over IP(VoIP) technology, with VoIP over Wireless LANs (WLANs) as the clear next growth area for mobile communications. READ MORE