Changes between Version 15 and Version 16 of ClusterECall012711
- Timestamp:
- 02/01/11 10:29:40 (13 years ago)
Legend:
- Unmodified
- Added
- Removed
- Modified
-
ClusterECall012711
v15 v16 10 10 NEC Laboratories America Sampath Rangarajan [[BR]] 11 11 WINLAB Ivan Seskar, Ray Raychaudhuri, ? [[BR]] 12 Columbia Univ Sung Hoon Seo [[BR]]12 Columbia Univ Sung-Hoon Seo [[BR]] 13 13 Polytechnic Institute of NYU Thanasis Korakis [[BR]] 14 14 UCLA Giovanni Pau[[BR]] … … 21 21 22 22 To post to this list, send your email to: wimax-developer@email1.winlab.rutgers.edu [[BR]] 23 PLEASE use this list for all questions, etc. [[BR]]23 PLEASE use this list for all questions, dialog, etc. [[BR]] 24 24 25 25 … … 33 33 == Deployment Status (one slide from each campus) == 34 34 35 Columbia University (1770) PI: Henning Schulzrinne Sung Hoon Seo: [attachment:columbia_012711.ppt slides] [[BR]]35 Columbia University (1770) PI: Henning Schulzrinne Sung-Hoon Seo: [attachment:columbia_012711.ppt slides] [[BR]] 36 36 37 37 Polytechnic Institute of NYU (1751) PI: Thanasis Korakis Thanasis: [http://groups.geni.net/geni/attachment/wiki/ClusterECall012711/Poly_WiMAX_Jan2011.ppt slides] Focusing on measurements with iperf; many variations in urban area. [[BR]] … … 40 40 41 41 Colorado: (1768) PI: Dirk Grunwald Univ. of Colorado, Boulder Dirk: Have built new physically-small server, ubuntu, added quad ethernet; to fit near IDU; need campus 42 IT to backhaul e hternet; so far, only windows clients. [[BR]]42 IT to backhaul ethernet; so far, only windows clients. [[BR]] 43 43 44 UMass Amherst (1731) PI: Mark Corner, Brian Lynn Brian: [http://groups.geni.net/geni/attachment/wiki/ClusterECall012711/UMassWimax-2011-01-24.pdf slides] BS setup; RFP outfor installation; Xen VM with 6250 via USB; can't get to recognize GENI profile. [[BR]]44 UMass Amherst (1731) PI: Mark Corner, Brian Lynn Brian: [http://groups.geni.net/geni/attachment/wiki/ClusterECall012711/UMassWimax-2011-01-24.pdf slides] BS setup; issued RFP for installation; Xen VM with 6250 via USB; can't get to recognize GENI profile. [[BR]] 45 45 46 Wisconsin (1724) PI: Suman Banerjee Derek Meyer: [http://groups.geni.net/geni/attachment/wiki/ClusterECall012711/UWisc%20%202011_1_27_Geni_Conference.pdf slides] BTS working indoors, power at 0dBm plus attenuator; connected to USB210 (beceem) client; ping with delay of 100ms. ASN GW server power supply failed; Ivan has ordered a new one, expect arrival soon. (Ivan: min delay approx 80ms.)[[BR]]46 Wisconsin (1724) PI: Suman Banerjee Derek Meyer: [http://groups.geni.net/geni/attachment/wiki/ClusterECall012711/UWisc%20%202011_1_27_Geni_Conference.pdf slides] BTS working indoors, power at 0dBm plus attenuator; connected to USB210 (beceem) client; ping with delay of 100ms. (Ivan: min delay approx 80ms.) ASN GW server power supply failed; Ivan has ordered a new one, expect arrival soon. [[BR]] 47 47 48 48 BBN Technologies, Cambridge MA Tony Michel on range and capacity: (see below) [[BR]] 49 49 50 Rutgers (Ivan Seskar) Ivan: [[BR]] 50 51 51 52 52 … … 84 84 == Experiments == 85 85 86 Range and capacity at BBN (Tony Michel and Tom Cahill) Testing with iperf; reliable up to 0.25mi, rates from 1 to 13 Mb/s; other times, won't connect, and ul seems to be the limit; finally able to see some parameters in BTS, with WiMAX RF GS, showing WiMAX protocol adaptation. [[BR]] 87 Suman at Wisc: Has done lots of drive tests, results consistent; Cisco 8-element array at BS; Cisco desktop modem in vehicle, with patch antenna; up to 1 mile. [[BR]] Results to date. Parameters to change seeking greater range. [[BR]] 86 Range and capacity at BBN (Tony Michel and Tom Cahill) [[BR]] 87 Tony: Testing with iperf; reliable up to 0.25mi, rates from 1 to 13 Mb/s; other times, won't connect, and ul seems to be the limit; finally able to see some parameters in BTS, with WiMAX RF GS, showing WiMAX protocol adaptation. [[BR]] 88 Suman at Wisc: Has done lots of drive tests, results consistent; Cisco 8-element array at BS; Cisco desktop modem in vehicle, with patch antenna; up to 1 mile. [[BR]] 88 89 89 90 Range and capacity expectations (Sampath Rangarajan) Can NEC provide guidance on what to expect? Can NEC verify/suggest parameters to change? [[BR]] 90 91 Sampath: If we provide data, he will query NEC in Japan. [[BR]] 91 Possible parameters to change: HARQ; p woer level; add 2nd ODU and antenna for MIMO. [[BR]]92 Possible parameters to change: HARQ; power level; add 2nd ODU and antenna for MIMO. [[BR]] 92 93 Rajesh can help. [[BR]] 93 94