daughterboard

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daughterboard

(hardware)
(Or "daughter board", "daughtercard", "daughter card") A printed circuit board that connects to the motherboard. The daughterboard is typically smaller than the motherboard.

A daughterdboard often adds to or supports the main functions of the motherboard, unlike an expansion card which provides some new function. For example, a post-release hardware modification might be released as a daughterboard for soldering onto the motherboard.

daughterboard

A printed circuit board that plugs into another printed circuit board, which plugs into the main board (motherboard). Daughterboards, also called "mezzanine cards," augment the capabilities of the card they plug into. See mezzanine card.
References in periodicals archive ?
Two voice mezzanine boards enabled by Legerity voice solutions will soon be available for the CAP 24-120 reference design.
It is a mezzanine board which mates with the Adax ATM-PCI/cPCI protocol controllers and occupies only a single slot.
x fabric interface to be designed as a mezzanine board offering users added flexibility.
The software front-end also made it possible for Vivace engineers to advance their design without re-cutting the interconnect mezzanine board which connects the matrix of FPGAs in Proteus.
Motorola's unique method of placing the PowerPC microprocessor and memory on an independent mezzanine board enables higher performance upgrades in the future and frees up valuable space on the base board for unsurpassed I/O capabilities.
The BRI-PCI8 is designed to maximize functionality by utilizing an optional mezzanine board for Multi-Vendor Integration Protocol (MVIP) interface, enabling direct connection to other cards.
The popularity of IndustryPack is reflected in a growing commitment from suppliers," said Paul Stevens, president of GRoupIPC, an organization created to advance mezzanine board technology.
Through a unique, optional second Mezzanine board, an MVIP Interface and additional HDLC Controllers are supported.
With the addition of a properly designed mezzanine board, it will provide the highest data bandwidth.
Applications include mezzanine boards such as ATCA and microTCA systems, point-of-load regulation for advanced processors, ASICs and recently introduced 28nm FPGAs as well as high-speed SERDES.
Both single-width mezzanine boards integrate multiple supporting 2D/3D hardware engines, such as graphics language accessories, parallel processing engines and video and audio decompression units and complex 3D shading algorithms to support the most advanced graphics and video format standards.
Between its core of reprogrammable logic and its interchangeable I/O mezzanine boards and connectors, this board can truly have multiple personalities.