This paper explores the techniques for embedding optical fiber arrays into PCBs to achieve high-speed, multi-channel optical communication by detailing special lamination structures, slot designs, and pressing parameters needed to ensure the integrity and reliability of. This paper explores the techniques for embedding optical fiber arrays into PCBs to achieve high-speed, multi-channel optical communication by detailing special lamination structures, slot designs, and pressing parameters needed to ensure the integrity and reliability of. Fiber arrays, also known as fiber-optic arrays or fiber array units, are crucial components in the field of photonics. These arrays can be one-dimensional or two-dimensional, consisting of optical fibers that are often arranged at the end of a fiber bundle. Their primary function is to facilitate. The most common application of fiber align-ment arrays includes Co-Packaged Optics (CPO) and other optical communications systems addressing growing challenges around bandwidth density, communication latency, and speed. Often, such an array is formed only for the very end of a bundle of fibers, rather than over the whole fiber length. The v-groove fiber. and data center applications. With customizable V-groove chips and covers, and Corning's capability of developing and making specialty fibers, our FAU products can meet a wide variety of customer requirements on the inter-fiber core pitch and its precision, channel number, fib r type, and. special pitch,special fiber,special channel or even special design can supportable.