'Air interface' diaporamas de présentation

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Ari Morse and Cody Nabong

Ari Morse and Cody Nabong

Generating Electricity at Ocean-Air Interface. Ari Morse and Cody Nabong. Procedure. Calibrate thermocouples. Verify online temperatures. Calculate average temperature difference. Choose example Peltier unit. Calculate # Peltier units, cost, and space required.

By csilla
(100 views)

2000. 5. 18 ~19, 3 GPP2 All IP Adhoc

2000. 5. 18 ~19, 3 GPP2 All IP Adhoc

HEI All IP Reference Model. 2000. 5. 18 ~19, 3 GPP2 All IP Adhoc. Jaehong Park Ph.D. ,Yeonsang Koo, Inho You, Shinhyun Yang parkjh@hei.co.kr, hwkoo@hei.co.kr, ihyou@hei.co.kr Hyundai Electronics Industry Co., Ltd. Contents.  Phase Approach  All IP Network Reference Model Phase I

By yachi
(80 views)

GSM Architecture

GSM Architecture

GSM Architecture. (Global System for Mobile Communication). Alina Lewis MScIT -I. Mobile Station (MS). MS is a combination of terminal equipment and subscriber data.

By brant
(190 views)

Support for STA power saving in 802.11v

Support for STA power saving in 802.11v

doc: IEEE 802.11-05/xxx3r0. May 2005. Support for STA power saving in 802.11v. Joe Kwak, Marian Rudolf (InterDigital). Motivation for power saving. Long stand-by and usage time before recharging are very important for battery-operated client devices (any wireless technology)

By tyler
(327 views)

WCDMA AND WLAN FOR 3G AND BEYOND

WCDMA AND WLAN FOR 3G AND BEYOND

WCDMA AND WLAN FOR 3G AND BEYOND. 通訊所 研二 691430042 楊川民. Outline. Introduction Glossary UTRAN FDD Mode: WCDMA UTRAN TDD Mode: TD/CDMA WCDMA Evolution From 2G to 3G Three Phases From Release 99 and Release 4 to Beyond 3G Conclusion. Introduction. Glossary.

By kirkan
(123 views)

IEEE 802.16e/Mobile WiMAX

IEEE 802.16e/Mobile WiMAX

IEEE 802.16e/Mobile WiMAX. Gleneesha Johnson CMSC 818Z, Spring 2007 March 06, 2007. Outline. 802.16 Overview Physical Layer MAC Layer. IEEE 802.16 Overview. Family of standards for wireless metropolitan area networks (WMAN) Provide broadband (i.e., voice, data, video) connectivity

By damisi
(261 views)

MMD Evolution

MMD Evolution

MMD Evolution. June xx, 2005 zzz. Introduction. MMD provides core standards for VoIP and real-time multi-media Not just a replacement for circuit-switched voice Other example services: voice/video conferencing, PTT, Presence and Instant Messaging.

By dore
(151 views)

Wireless Networks

Wireless Networks

Wireless Networks. Amit Jain and Petter Karal Media Tech Club Sloan School of Management May 2, 2000. Mobile + Internet = . The Mobile Internet. mCo mmerce. The Mobile Internet. wo rk a nywhere. The Mobile Internet. play any where. anytime. anytime. The Mobile Internet.

By ata
(231 views)

TETRA Applications for Military Communications

TETRA Applications for Military Communications

TETRA Applications for Military Communications. Radio Branch NATO Command, Control & Consultation Agency. IDENTIFICATION. Does TETRA meet military requirements ? What trails have the military done with TETRA applications ? Does TETRA Security meet military requirements ?

By feivel
(275 views)

Las Vegas, November 30 2005

Las Vegas, November 30 2005

Las Vegas, November 30 2005. MEID - Roaming Impacts. Background. 32-bit ESN resource running out MEID is new 56-bit identifier to replace ESN MEID hashed back to fit in ESN field for backwards compatibility This Pseudo-ESN (pESN) may not be unique! Lots of information already available:

By ziarre
(266 views)

INTRODUCTION TO TETRA SECURITY

INTRODUCTION TO TETRA SECURITY

INTRODUCTION TO TETRA SECURITY. Brian Murgatroyd. Agenda. Why security is important in TETRA systems Overview of TETRA security features Authentication Air interface encryption Key Management Terminal Disabling End to End Encryption. Security Threats.

By chesna
(176 views)

NetStream Product Family Overview

NetStream Product Family Overview

NetStream Product Family Overview. NetStream PtP Product portfolio. 2. Carrier-class Point-to-Point Wireless Broadband radios in sub-6 GHz range Ultra Capacity – up to 200 Mbps net aggregate throughput Native TDM (up to 16 E1s/T1s) + Ethernet over single wireless platform

By tuwa
(172 views)

An Overview of the ISO RFID Data Protocol & Library Applications Paul Chartier Project Editor

An Overview of the ISO RFID Data Protocol & Library Applications Paul Chartier Project Editor

An Overview of the ISO RFID Data Protocol & Library Applications Paul Chartier Project Editor ISO/IEC 15961 & 15962 June 2006. A Basic Question: “Why Standards?”.

By romeo
(96 views)

New interfaces in NetHawk M5 Playground

New interfaces in NetHawk M5 Playground

New in NetHawk M5 – Air interface monitoring One tool for both air and network interface real time monitoring. New interfaces in NetHawk M5 Playground. Supported air interface. NW Element. NW Element. NW Element. NW Element. Trace file. Solution in brief.

By vivian
(117 views)

Comments on HT PAR & 5 Criteria

Comments on HT PAR & 5 Criteria

Comments on HT PAR & 5 Criteria. HT Goals. Improved throughput Range - distance trades Spectrum agnostic/flexible Encompasses MAC & PHY modifications Tolerable schedule Backward compatible. Sequence of Audiences. Study Group WG SEC IEEE Rev Com Task Group. WG20.

By edana
(78 views)

WiMAX

WiMAX

WiMAX. Emerging Technologies. Current Scenario. Think about how you access the Internet today. There are basically three different options: Broadband access - In your home, you have either a DSL or cable modem. At the office, your company may be using a T1 or a T3 line.

By akina
(209 views)

IEEE C802.20-04/04

IEEE C802.20-04/04

IEEE C802.20-04/04. IEEE C802.20-04/04. Phased Approach. Discussed on evaluation group call Propose three phased approach to evaluation Progressively build sophistication in each phase Benefits Ensures progressive “apples to apples” comparisons between proposals

By boaz
(115 views)

Access Methods for RFID: EPC Global UHF Class 1 Gen 2 -18000-6c standard

Access Methods for RFID: EPC Global UHF Class 1 Gen 2 -18000-6c standard

Access Methods for RFID: EPC Global UHF Class 1 Gen 2 -18000-6c standard. Outline. Objective: Understand the details of RFID with focus on EPC global UHF Class-1 Generation-2 -18000 6-c standard for passive RFID tags. RFID Overview Components of RFID systems Types of RFID

By dacey
(139 views)

Requirements Topics and Proposals as discussed at Session #4 of 802.20

Requirements Topics and Proposals as discussed at Session #4 of 802.20

IEEE 802.20-03/16r1. Requirements Topics and Proposals as discussed at Session #4 of 802.20. High Level Topic List. Reference Architecture Channel Bandwidth FER Sustained Spectral Efficiency QoS Multicast Repeater Delay Synchronization OAM. Approach. How to eat a chocolate elephant ….

By fiona
(122 views)

IEEE C802.20-04/26

IEEE C802.20-04/26

IEEE C802.20-04/26. OA&M (4.5.4). Current Text The air interface will provide necessary infrastructure in order for a network operator to monitor the performance of the 802.20 air interface.

By moanna
(67 views)

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