Established in 1971, Dantel company markets its products and services to telecom service providers of all sizes, as well as to cable operators, military/government agencies, railroads, utilities, and other entities that operate communications networks. Dantel's products and services act as security blankets for operators of telecommunications and data networks by monitoring network equipment and facilities. Dantel's services include battery monitoring and facility intrusion detection. Dantel's products include network management and reporting devices (PointMaster Eagle), alarm and control systems (Legacy RemoteMaster), remote monitoring (VisionMaster), and surveillance/heat/motion detection (DREN, WebMon).

Datang Telecom, founded in 1998, is supported by the China Academy of Telecommunication Technology. Datang Telecom Technology makes and sells telecommunications equipment for core switching, optical, and wireless networks. The company, which primarily serves customers in China, also develops software and semiconductors. Its product lines include large-capacity switches, optical communications technology, wireless communications systems, full-service access network equipment, telecommunications software, and a series of communication cables (including optical fiber, communication copper, and radio-frequency cables).

Denselight Semiconductors is a Singapore-based privately held photonics company. We design, manufacture, and deliver leading photonic optical light source products and solutions to the communications, medical, instrumentations, industrial, defense, and security industries. DenseLight processes Indium Phosphide (InP) and Gallium Arsenide (GaAs) based optoelectronic devices and photonic integrated circuits through its in-house wafer fabrication and assembly & test facilities. DenseLight Semiconductors Private Limited company is recognized worldwide for its technological innovations in high performance semiconductor infrared superluminescent light sources and lasers, with a proven track record in deployed applications.

Deposition Sciences, Inc. (DSI) produces the most durable, heat resistant and reliable optical thin film coatings in the market. Our exclusive thin film filter coating services and capabilities range from the ultraviolet (UV), through the visible (VIS), near infrared (NIR), shortwave infrared (SWIR), midwave infrared (MWIR) and out to the far infrared (FIR), or the long-wave infrared (LWIR) spectral wavelengths.For over twenty years, DSI has been providing innovative optical coating solutions for military and aerospace, lighting tasks, telecommunications and data communications, and medical and scientific applications. Offering collaborative product development, standard and custom optical coatings and solutions, we deliver unique thin film deposition technology, proprietary coating processes and engineering excellence for real-world challenges.

Dialogic Inc. provides communications platforms and technology to enterprise and service provider markets in the Americas, the Asia Pacific, Europe, the Middle East, and Africa. Its products include media server software products, session border controllers, media gateways and bandwidth optimization products, SS7 and signaling products, video gateways, soft switches, programmable media platforms, media and network interface boards, fax boards and software products, and serial protocol adapters. The company also offers The IMG 1010, a carrier-grade VoIP gateway that supports media and signaling in a single chassis; and contact center, faxes over Internet protocol, mobile value added services, network edge infrastructure, and unified communications solutions. It provides its products for network service providers and enterprise communication networks through partner sales and distribution channels, as well as for use in carrier installations. Dialogic company is headquartered in San Jose, California.

DiCon Fiberoptics, Inc. company was founded in 1986; in 1999 Global Fiberoptics (Taiwan-based manufacturing and sales subsidiary) was formed. CEO Ho-Shang Lee owns about 24% of DiCon Fiberoptics. DiCon is an icon when it comes to filtering, splitting, attenuating, switching, combining, and monitoring. DiCon Fiberoptics makes passive optical components (including MEMS devices), modules, and test instruments for the fiber optics communication industry. Market focus is in Optical Communications, Test/Measurement, Military/Defense, Biomedical, and Fiberoptic Sensing/Lighting. Customers include Alcatel-Lucent, Cisco Systems, Nortel Networks, and Tellabs.

Digital Lightwave, Inc. company went private in January 2010 when it merged with Optel Capital, which is controlled by Digital Lightwave chairman Bryan Zwan. Digital Lightwave company was founded in 1990 by Zwan. Digital Lightwave puts communications networks to the test. Digital Lightwave company makes equipment for monitoring, maintaining, and managing fiber-optic networks. Digital Lightwave's Network Information Computers are portable touch-screen devices used to test networks and transmission equipment during installation and use. It also makes a range of equipment used in optical networks to remotely monitor and test network performance. Customers include telecommunications network operators and systems integrators.

Digital Prototype Systems Inc. company counts AT&T, Qwest Communications, Sprint Nextel, and Verizon among its customers. DPS Telecom was established in 1986. Digital Prototype Systems can help you keep an eye on all of your assets. The company, doing business as DPS Telecom, designs and manufactures network monitoring and security devices for the cable television, telecommunications, and gas/electric utility industries, along with transit agencies and manufacturers. Its products also include alarm systems that can be deployed across a variety of network assets.

Ditech Networks, Inc. was founded in 1983 and is headquartered in Mountain View, California. Ditech Networks, Inc. offers communications with voice processing solutions that perform tasks ranging from voice-enabled Web 2.0 and unified communications services to voice quality enhancement. The company offers various solutions that deliver voice communication and enable voice capabilities to new communications methods, such as social networking and text messaging. Its products help communications companies worldwide meet the multiple challenges of service differentiation, network expansion, and call capacity, by delivering voice quality. The company was formerly known as Ditech Communications Corporation and changed its name to Ditech Networks, Inc. in May 2006.

DragonWave® is a leading provider of high-capacity packet microwave solutions that drive next-generation IP networks. DragonWave’s carrier-grade point-to-point packet microwave systems transmit broadband voice, video and data, enabling service providers, government agencies, enterprises and other organizations to meet their increasing bandwidth requirements rapidly and affordably. The principal application of DragonWave’s products is wireless network backhaul. Additional solutions include leased line replacement, last mile fiber extension and enterprise networks. DragonWave’s award winning Horizon® solutions are known in the industry for their leading capacity, reliability, and spectral efficiency.Voice, video and data needs are growing at an astounding rate. This growth is putting pressure on today’s existing backhaul networks. DragonWave enables service providers to meet that demand by offering high speed, high capacity solutions which allow the service provider to rapidly expand and augment their network to support full-feature applications, such as streaming video and IPTV. Our product portfolio offers operators "invest as you grow" scalability to ensure profitable growth. DragonWave offers a comprehensive service and support program, giving our customers comfort that the manufacturer stands behind and supports all its products and customer needs. As a developer of Ethernet microwave technologies, DragonWave has developed significant intellectual property, which provides the company with a steep competitive advantage in the industry. We continue to protect and invest in our intellectual property, passing these technical advantages over to our customers. DragonWave has a network of distributor and reseller partners globally. Customers include Carriers, Service Providers, Utilities, WISP’s and Enterprises. All are assured the highest level of excellence in product design, product quality, and overall customer services. Headquartered in Ottawa, Ontario, DragonWave has sales offices around the world and customers in over 50 countries.

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