Multimedia over Coax Alliance
Encyclopedia
Multimedia over Coax Alliance (MoCA) is a trade group promoting a standard that uses coaxial cable
Coaxial cable
Coaxial cable, or coax, has an inner conductor surrounded by a flexible, tubular insulating layer, surrounded by a tubular conducting shield. The term coaxial comes from the inner conductor and the outer shield sharing the same geometric axis...

s to connect consumer electronics and home network
Home network
A home network or home area network is a residential local area network . It is used for communication between digital devices typically deployed in the home, usually a small number of personal computers and accessories, such as printers and mobile computing devices...

ing devices in homes. It allows both data communication and the transfer of audio and video streams.

History

MoCA was established in 2004.
The MoCA MAC/PHY v1.0 specification was approved in February 2006. MoCA also completed its first certification wave in February 2006, ensuring interoperability between devices.

the alliance had 10 promoters, 8 contributors, and many associate and affiliate members.
Members include Actiontec, Advanced Digital Broadcast
Advanced Digital Broadcast
Advanced Digital Broadcast designs, manufactures and deploys solutions to distribute pay-TV and multimedia services to the connected home, for all types of networks. The company has its global headquarters in Geneva, Switzerland and regional headquarters in Denver, USA and Taipei, Taiwan...

, Alcatel-Lucent
Alcatel-Lucent
Alcatel-Lucent is a global telecommunications corporation, headquartered in the 7th arrondissement of Paris, France. It provides telecommunications solutions to service providers, enterprises, and governments around the world, enabling these customers to deliver voice, data, and video services...

, ARRIS
ARRIS
ARRIS Group Inc. is a telecommunications equipment manufacturing company which provides cable operators with high-speed data, video and telephony systems for homes and businesses...

, AT&T
AT&T
AT&T Inc. is an American multinational telecommunications corporation headquartered in Whitacre Tower, Dallas, Texas, United States. It is the largest provider of mobile telephony and fixed telephony in the United States, and is also a provider of broadband and subscription television services...

, Broadcom
Broadcom
Broadcom Corporation is a fabless semiconductor company in the wireless and broadband communication business. The company is headquartered in Irvine, California, USA. Broadcom was founded by a professor-student pair Henry Samueli and Henry T. Nicholas III from the University of California, Los...

, Broadlight, CiscoSA, Comcast, Conexant
Conexant
Conexant Systems, Inc. is an American semiconductor company, formerly the semiconductor division of Rockwell International. Currently it's privately owned by Golden Gate Capital, an equity firm headquartered in San Francisco.-History:...

, Cox Communications
Cox Communications
Cox Communications is a privately owned subsidiary of Cox Enterprises providing digital cable television, telecommunications and wireless services in the United States...

, DirecTV
DirecTV
DirecTV is an American direct broadcast satellite service provider and broadcaster based in El Segundo, California. Its satellite service, launched on June 17, 1994, transmits digital satellite television and audio to households in the United States, Latin America, and the Anglophone Caribbean. ...

, EchoStar, Entropic, Freescale
Freescale Semiconductor
Freescale Semiconductor, Inc. is a producer and designer of embedded hardware, with 17 billion semiconductor chips in use around the world. The company focuses on the automotive, consumer, industrial and networking markets with its product portfolio including microprocessors, microcontrollers,...

, Infineon
Infineon Technologies
Infineon Technologies AG is a German semiconductor manufacturer and was founded on April 1, 1999, when the semiconductor operations of the parent company Siemens AG were spun off to form a separate legal entity. , Infineon has 25,149 employees worldwide...

, Intel
Intel Corporation
Intel Corporation is an American multinational semiconductor chip maker corporation headquartered in Santa Clara, California, United States and the world's largest semiconductor chip maker, based on revenue. It is the inventor of the x86 series of microprocessors, the processors found in most...

, LG
LG Electronics
LG Electronics is a global electronics and telecommunications company headquartered in Yeouido, Seoul, South Korea. The company operates its business through five divisions: mobile communications, home entertainment, home appliance, air conditioning and business solution...

, Linksys
Linksys
Linksys by Cisco, commonly known as Linksys, is a brand of home and small office networking products now produced by Cisco Systems, though once a separate company founded in 1995 before being acquired by Cisco in 2003...

, Motorola
Motorola
Motorola, Inc. was an American multinational telecommunications company based in Schaumburg, Illinois, which was eventually divided into two independent public companies, Motorola Mobility and Motorola Solutions on January 4, 2011, after losing $4.3 billion from 2007 to 2009...

, Netgear
Netgear
Netgear is a U.S. manufacturer of computer networking equipment and other computer hardware....

, Pace, Panasonic
Panasonic
Panasonic is an international brand name for Japanese electric products manufacturer Panasonic Corporation, which was formerly known as Matsushita Electric Industrial Co., Ltd...

, Pulse Engineering, Samsung
Samsung Electronics
Samsung Electronics is a South Korean multinational electronics and information technology company headquartered in Samsung Town, Seoul...

, Sigma Designs
Sigma Designs
Sigma Designs is an American public corporation that designs and builds high-performance system-on-a-chip semiconductor technologies for Internet-based set-top boxes, DVD players/recorders, high-definition televisions, media processors, digital media adapters, portable media players and home...

 SPIRENT Communications, STMicro
STMicroelectronics
STMicroelectronics is an Italian-French electronics and semiconductor manufacturer headquartered in Geneva, Switzerland.While STMicroelectronics corporate headquarters and the headquarters for EMEA region are based in Geneva, the holding company, STMicroelectronics N.V. is registered in Amsterdam,...

, Tellabs
Tellabs
Tellabs, Inc. is a telecommunications company that designs and manufactures equipment for service providers.Ranked among the BusinessWeek InfoTech 100, Tellabs is part of the NASDAQ-100 Index, NASDAQ Global Select Market, Ocean Tomo 300 Patent Index and the S&P 500...

, Texas Instruments
Texas Instruments
Texas Instruments Inc. , widely known as TI, is an American company based in Dallas, Texas, United States, which develops and commercializes semiconductor and computer technology...

, Time Warner Cable
Time Warner Cable
Time Warner Cable is an American cable television company that operates in 28 states and has 31 operating divisions...

, Westell
Westell
Westell Technologies, Inc. is an Aurora, Illinois company whose primary business is producing DSL modems for the home and small office. Westell is the last company to manufacture DSL modems in the United States; however, on May 21, 2007, Westell announced plans to outsource...

, Verizon, ViXS Systems
ViXS Systems
ViXS Systems is a global fabless semiconductor company based in Toronto, Canada that was founded in 2001. The company enables advanced video processing technologies for Consumer Electronic and Personal Computer platforms.-Product Developments:...

 and 2Wire
2Wire
2Wire, Inc., is a home networking Customer Premises Equipment manufacturer that provides telecommunications companies with hardware, software, service platforms, and remote CPE management systems. The company is headquartered in San Jose, California, in the Silicon Valley...

.

The Digital Living Network Alliance
Digital Living Network Alliance
The Digital Living Network Alliance is a non-profit collaborative trade organization established by Sony in June 2003, and has more than 250 member companies in the mobile, consumer electronics, PC, and service provider industries...

 approved the MoCA technology standard for incorporation into its guidelines in 2009.

MoCA 1.1

On October 23, 2007, Entropic Communications announced the first availability of a MoCA 1.1-enabled chipset, scheduled for release in November 2007. Features of the new standard include net data throughput of up to 175 Mbit/s and support for up to 16 devices, two advancements that are important "to accommodate an increasing number of MoCA devices in the home entertainment network of the future".

In 2009 the company announced that this chipset was being used by Advanced Digital Broadcast in its ADB-6882CDMX – the industry’s first MOCA 1.1 certified set-top box.

The alliance publishes a list of certified products.

MoCA 2.0

On June 15, 2010 MoCA 2.0 was ratified. MoCA 2.0 offers two performance modes, Basic and Enhanced, with 400 Mbit/s and 800 Mbit/s net throughputs (MAC), using 700 Mbit/s and 1.4 Gbit/s PHY rates, respectively. For point-to-point WAN applications, performance can be optimized for two node networks with Basic mode delivering 500 Mbit/s net throughput (MAC) and Enhanced mode providing 1 Gbit/s net throughput.

See also

  • DOCSIS
    DOCSIS
    Data Over Cable Service Interface Specification is an international telecommunications standard that permits the addition of high-speed data transfer to an existing cable TV system...

  • VDSL, VDSL2
    Very high speed digital subscriber line 2
    Very-high-speed digital subscriber line 2 is an access technology that exploits the existing infrastructure of copper wires that were originally deployed for traditional telephone service. It can be deployed from central offices, from fiber-optic connected cabinets located near the customer...

  • Wireless LAN
    Wireless LAN
    A wireless local area network links two or more devices using some wireless distribution method , and usually providing a connection through an access point to the wider internet. This gives users the mobility to move around within a local coverage area and still be connected to the network...

    , IEEE 802.11
    IEEE 802.11
    IEEE 802.11 is a set of standards for implementing wireless local area network computer communication in the 2.4, 3.6 and 5 GHz frequency bands. They are created and maintained by the IEEE LAN/MAN Standards Committee . The base version of the standard IEEE 802.11-2007 has had subsequent...


External links

The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
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