PacketCable IPR Signatories
3Com Corporation (terminated as of 3/07/16)
8x8, Inc. (terminated as of 5/4/12)
Accelera Mobile Broadband, Inc.
Access Vision Technologies, LLC
Acme Packet, Inc.
ADC Telecommunications, Inc.
Adtran, Inc.
AG Communication Systems Corp.
AirTies Kavlosuz Iletisim Sanayi
Airvana, Inc.
Alcatel USA
Alertme.com
Alpha Technologies Services, Inc.
Altium Technologies, Inc.
Amdocs Software Systems Ltd
American Power Conversion Corp.
Ameritec Corporation
Amplify.net, Inc.
Applied Broadband, Inc.
Applied Protocol Engines, Inc.
Arris Interactive, LLC
aTelo, Inc.
AudioCodes
BayPackets, Inc.
BelAir Networks
Bell Communications ResearchBenu Networks
Big Band Networks, Inc.
BlueSpring Software
BrainShield Technologies, Inc.
Bridgeport Networks
Bridgewater Systems Corp.
Brix Networks

Broadband Access Systems
Broadband Management Solutions, LLC (C-Cor.net)
Broadcom Corp.
BroadSoft, Inc.
Brooktrout
CableCom Solutions
CableData, Inc.
CableMatrix, Inc.
CableTron, Systems
CadantCamiant
C-Cor
CCT Tech Advanced Products Ltd.
C-Cube Microsystems, Inc.
Cedar Point Communications, Inc.
Ceon Corp.
Chameleon Solutions
Cisco Systems, Inc.
Clarent Corp.
CMBC
CoCo Communications Corp
Cognitronics Corp.
Com21, Inc.
ComMatch
Compression & Encryption Technologies, Inc.
Comverse Infosys Technology
Convedia Corporation
Convergent Networks
Correlant Communications
Crayon Interface, Inc.
CSG Systems, Inc.
CyberSafe
CyberSafe Limited
Data Connection Corp
David's ConsultingDcommDiamond IP Technologies
Digital Furnace
D-Link Corporation
DoBox, Inc.
DSP Group, Inc.
Dynamicsoft
Edgewater Networks, Inc.
Ellacoya Networks, Inc.
Electroline Equipment, Inc.
embedUR systems, Inc.
Emizon LLC
Ericsson Canada Inc. (terminated as of 5/21/10)
Ericsson, Inc. (terminated as of 5/21/10)
E-Tech Research, Inc.
European Cable Communications Association
Evolving Systems, Inc.
ewt breitbandnetze gmgh
Excentis NV
Exceptional
Fiducianet, Inc.
FMMO, Inc.
FORE Systems, Inc. d/b/a Marconi Communications
Front Porch, Inc.
Future Networks, Inc.
Gallery Telecom Systems
General Bandwidth
General Instrument Packet Systems, Inc.
Global Edge Software, Ltd.
Global IP Sound, Inc.
GRIC Communications, Inc.
Hewlett-Packard (terminated as of 3/07/16)
Huawei Technologies Co., Ltd
Humax
Hybrid Networks, Inc.

iControl Networks, Inc.
Incognito Software
Ingrid, Inc.
InnoMedia, Inc.
Innovation LLC d/b/a Life-Ware
InnVision Networks, L.L.C.
Intel Corporation
Ionic Microsystems
IPCell Technologies, Inc.
IPDR.org
Ipfonix
IPGallery
IPUnity
IPVerse, Inc.
IR Security Technologies
iThinkTest, Inc.
Jacobs Rimell
JCP-Consult SAS
Juniper Networks
Kagoor Networks
KDPOF Knowledge Development for POF SL
Lafayette Group, Inc.
Lancity Corp.
Lemur Networks, Inc.
Level 3 Communications (terminated as of 5/10/11)
LG Electronics Inc.
Lindsay Broadband, Inc.
Lucent Cable Communications
Lucent Technologies, Inc.
M5T, centre d'excellence en telecom inc.
Marketing, Inc.
Marvell Semiconductor, Inc.
Mavenir Systems
MaxLinear, Inc.
MaxLinear Asia Singapore Pte. Ltd

Media5 Corporation
Megaswitch (Data Connection Ltd)MetaSwitchMicroLegend Telecom, Inc.
Microsemi Corp. (Symmetricom, Inc.)
Marvell Semiconductor, Inc.
Mindspeed Technologies, Inc.
Motorola Multimedia GroupMRV Communications Americas, Inc.
NCTA
Netgear, Inc.
Netrake Corporation
NetSpeak Corp.
NeuStar, Inc.
NewStep Networks Inc.
Next Generation Broadband, Inc.
NextAlarm.com, Inc.
NexTone Communications
Noetic Solutions
Nokia Siemens Network Convergence, LLC
Nominum, Inc.
Nortel Networks Cable Solutions
Nuera Communications, Inc.
Occam Networks, Inc.
Octasic Inc.
Openet Telecom, Inc.
Outsmart Ltd
Pace Micro Technology PLC
Pacific Broadband Corp.
Pactolus
Panasonic Technologies, Inc.
PerfTech, Inc.
Phasecom Inc.
Phaselis LLC
Portal Software, Inc.

Primal Solutions
Public WirelessPulse-Link, Inc.
Pulver.com., Inc.
Pvt Ltd
Quantenna Communications, Inc.
RADVision, Inc.
Rapid5 Networks
Resolute Networks LTD
Risco GroupRiverDelta Networks
Riverstone Networks
Ruckus Wireless, Inc
Sagemcom USA LLC
Samsung Electronics Co., Ltd.
Secure Cable Solutions, Inc.
Sercomm Corp.
Sereniti Inc.
Siemens Network Convergence, LLC
Siemens Telecom Networks
Sigma Designs, Inc.
Sigma Systems Group (Canada), Inc.
SiTel Semiconductor B.V.
SMC Networks
SnowShore Networks
Solect Technology Group
Sonus Networks, Inc.
Sorenson Technologies
SS8 Network, Inc.
Stargus
STMicroelectronics NV International
Stoke, Inc.
SunTec Business Solutions
Sylantro Systems
Syndeo Corporation

System Engineering International
Taqua, Inc.
TAZZ Networks
TDK Semiconductor
Technicolor (Thomson Inc.)
Tekelec
Telchemy Incorporated
Telcordia Technologies
Telecom Technologies, Inc.
Telesciences, Inc.
Tellabs, Inc.
Telogy Networks, Inc.
Tendril Networks, Inc.
Teradyne Corp.
Terayon Corp.
Texas Instruments (Israel) Cable Broadband Communications, Ltd. (terminated as of 05/10/12)
Thimage, Ltd.
TollBridge Technologies, Inc.
Transaction Network Services
TransNexus, LLC
Trideaworks, LLC
Tsunami Solutions Ltd.
Turbocomm Tech. Inc.
TurboNet CommunicationsuControl, Inc.
Unisphere Networks, Inc.
Universal Devices, Inc.
Vecima Networks, Inc.
Ventego Networks LTD
Verint Systems
VeriSign, Inc.
Versatile System Inc.
Viavi Solutions
VideoServer, Inc.
VocalDataVocalTec Communications
Vyyo, Inc.
Westell, Inc.
Whaleback Systems Corporation, Inc.
Wipro Ltd.
World Wide Packets, Inc.
Xacct Technologies, Inc.
Xinnia Technology
Xirrus, Inc.
Xybridge
Zinwell Corporation
ZTE USA, Inc.
Revised 07/17/20