Mqw dfb laser diodes current wavelength 1490 nm manufactured in volume by several vendors ftth dfb lasers have very good reliability track record very low random and wear out failure rate, both silicon integrated optics r. These include circuit issues, integration techniques, and development of appropriate optical technology to allow lowcost optical modules. The performance of silicon cmos integrated circuits has increased. Light is also cast on few other parallel technologies that are working in tandem with siliconbased structures, and. Optical interconnects to silicon selected topics in quantum. A novel sige based photodetector exhibits a 3 db bandwidth of up to 70 ghz and a responsivity of 1 aw. Dereux and others published silicon plasmonic router for optical interconnects. Improved fabrication process for iiiv based optical interconnects on silicon. Silicon photonics uses a different approach of integration on a silicon substrate. Optical interconnection an overview sciencedirect topics.
Silicon photonics platform for 50g optical interconnects michal rakowski imec, leuven, belgium photonics summit and workshop 2017 06 sep 2017 07 sep 2017, san jose, ca, usa. Silicon photonics for interdata center interconnects. Silicon photonics technology platform to advance the. To accelerate the developments in this field, imec proposes its silicon photonics platform, established on 200mm soi substrates.
Photonics research group, intec department, ghent universityimec, stpietersnieuwstraat 41, 9000 ghent. Heterogeneous photonic integration for wdm based optical. Optical technology is poised to revolutionize shortreach interconnects. In integrated circuits, optical interconnects refers to any system of transmitting signals from one part of an integrated circuit to another using light. Development of optical interconnect pcbs for highspeed. Throughsilicon via technologies for interconnects in rf mems. Light is also cast on few other parallel technologies that are working in tandem with silicon based structures, and providing unique functions. In this paper, we present some of the notable advances in silicon based passive and active optical interconnect components, and highlight some of our key contributions. Electroluminescence of b and p implanted samples has been studied.
Sufficient for the most applications is an aspect ratio in the vicinity of unity, but typically a guiding path. As silicon photonics has provided a very attractive platform to build ultrasmall photonic integrated devices with cmoscompatible. Device requirements for optical interconnects to silicon chips. Depending on the application, monomode or multimode waveguides with different sizes are required, beginning with lateral dimensions of approximately 6. Taubenblatt sees the switches in the data center as a key to resolving the problem. Osa optical interconnects for extreme scale computing incubator, august 9 11, 2015 conventional silicon photonics.
Iii v semiconductor devices, which is not a scalable approach and adds. For guidedwave optical system, one can use a thin optical fibre cable, waveguide etc. Optical interconnects for data centers 1st edition. Throughsilicon via technologies for interconnects in rf. P implantation is found to have a similar effect on light emission as b implant. Silicon photonics for optical access networks ryohei urata, hong liu, cedric lam, pedram dashti, and chris johnson. Sep 21, 2017 taubenblatt sees the switches in the data center as a key to resolving the problem. Improved fabrication process for iiiv based optical. For the same purpose, electronics structures down to the transistor polysilicon layer have been combined with optical waveguides to demonstrate onchip optical.
The bandtoband bb luminescence of p implanted diodes is observed to increase by more than one order of magnitude upon rising the temperature and an internal efficiency of 2 % has been reached at 300 k. For the first approach throughsiliconvias tsv may be used as 3d interconnects, providing all advantages of heterogeneous integration, yet on a common integration platform. Optical interconnects have negligible frequency dependent loss, low. Optical interconnect technologies based on silicon photonics. Optical interconnect to silicon cmos chip page 2 of 2.
Optical interconnects the silicon approach lorenzo. Dynamic reconfiguration of silicon photonic circuit switched. Optical interconnects the silicon approach lorenzo pavesi. Rationale and challenges for optical interconnects to electronic chips david a. Overview of optical interconnect technology sumita mishra, naresh k chaudhary, kalyan singh abstract optical interconnect is seen as a potential solution to meet the performance requirements of current and future generation of data processors. Up to single lane 200g optical interconnects with silicon. In the last few years, silicon photonics has become an attractive enabler for lowcost, highbandwidth optical interconnects. Silicon photonics for 100 gbits intradata center optical. Silicon photonic integrated devices for optical interconnects. And the recent achievement in intel of the silicon laser, silicon optical modulator and siliconbased photodetector shows the potential of monolithic integration of siliconbased optoelectronics. Nov 20, 2014 jessie rosenberg addresses improving cmoscompatible silicon electrooptic modulation technology for use in inter and intrachip low power and high bandwidth optical interconnects. Obviously, electrical circuits can be manufactured on silicon, but also photo detectors, modulators and optical waveguides are needed to interconnect them optically. Syms 4 the process is not easily modifiable for the formation of doped oxides.
Recent advances in siliconbased passive and active. Hybrid silicon evanescent approach to optical interconnects. An analysis from microsoft, he pointed out, suggests that switch io alone accounts for some 16 percent of data center network power consumption, and other switch functions account for another 36 percent. Carter, evolution of optical component technologies for access and metro networks, ecoc 2009, paper 9. For optical interconnection the replication of polymeric waveguides opens a new field of applications. Silicon photonics platform for 50g optical interconnects. Optical interconnects have negligible frequency dependent loss, low cross talk and high band width.
Silicon photonics for optical interconnects rising stars. Optical interconnects provides a fascinating picture of the state of the art in optical interconnects and a perspective on what can be expected in the near future. Several cmoscompatible silicon optical couplers with different structures have been developed, showing the highest coupling efficiency of 65%. Development of silicon photonic devices for optical.
Device requirements for optical interconnects to silicon chips d. Miller, fellow, ieee invited paper abstract this paper gives a brief historical summary of the development of the field of optical interconnects to silicon integrated circuits. Chen 1omega optics, inc, 8500 shoal creek boulevard, building 4, suite 200, austin, tx 78757, usa 2 department of electrical and computer engineering, the university of texas at austin, 10100. Optical interconnects to silicon selected topics in. Jessie rosenberg addresses improving cmoscompatible silicon electrooptic modulation technology for use in inter and intrachip low. Johnson, scaling optical interconnects in datacenter networks, ieee symposium on high performance. The conference seeks to facilitate the collaboration required to drive new interconnect architectures and technologies from concepts in research labs. Silicon photonic sip interconnects have been demonstrated with large bandwidth densities at high energy efficiency, and show the potential to significantly reduce the latency of data transmission at warehouse scale distances. He always pointed out the improvement space to approach the perfection. It starts from roots in early optical switching phenomena, proceeds through novel semiconductor and quantum.
Osa recent advances in siliconbased passive and active. Hybrid silicon evanescent approach to optical interconnects article pdf available in applied physics a 954. Terabus is based on a siliconcarrier interposer on an organic card containing 48 polymer waveguides. Iiivonsilicon photonic integrated circuits for optical interconnects. This paper gives a brief historical summary of the development of the field of optical interconnects to silicon integrated circuits. It starts from roots in early optical switching phenomena. Using tsv technologies as grounding connections, a ku band miniature bandpass filter is designed and fabricated. Platon approach find, read and cite all the research you need on researchgate. Hybrid silicon evanescent approach to optical interconnects fig. Details are given about the process technology of cointegration of photonic and electronic integrated circuits using both silicon oninsulator and bulk silicon.
Silicon photonic interconnects 670nm, 850nm, 0nm led 850nm vcsel mm 1. The ieee optical interconnects conference, sponsored by the ieee photonics society, has roots that trace back to the original 1990 workshop on interconnections within high speed digital systems. Silicon based light emitters for onchip optical interconnects. Rakowski photonics summit and workshop 2017 outline. Electrical and optical onchip interconnects in scaled. Thijs spuesens1, philippe regreny2 and dries van thourhout1. The silicon approach springer series in optical sciences lorenzo pavesi, gerard guillot on. Onchip demultiplexers are necessary as key components for realizing these multiplexing systems and they are desired to have small footprints due to the limited physical space for onchip optical interconnects. Largescale integrated photonics group, hewlett packard hp laboratories, palo alto, ca, 94304, usa. In this paper, we describe the application of throughsilicon via tsv interconnects in radio frequency microelectromechanical systems rf mems. Recent advances in siliconbased passive and active optical interconnects harish subbaraman,1, xiaochuan xu, 1,2 amir hosseini, xingyu zhang,2 yang zhang, 2 david kwong, and ray t. Recent advances in siliconbased passive and active optical. Development of silicon photonic devices for optical interconnects.
Moreover, there are many technical challenges in implementing dense optical interconnects in silicon cmos chips. Devicerequirementsforoptical interconnects to silicon. The leading candidate technology is silicon photonics, and the workhorse of such an interconnect is the optical modulator. Miller 3 required for an entire multichannel line a significant possible benefit for optics. Details are given about the process technology of cointegration of photonic and electronic integrated circuits using both silicononinsulator and bulk silicon. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext.
In this paper, we present some of the notable advances in siliconbased passive and active optical interconnect components, and highlight some of our key contributions. Di liang, geza kurczveil, chinhui chen, marco fiorentino, zhen peng, raymond g. Using the silicon manufacturing supply chain to make photonics. Mqw dfb laser diodes current wavelength 1490 nm manufactured in volume by several vendors ftth dfb lasers have very good reliability track record very low random and wear out failure rate, both mar 15, 2016 a novel sige based photodetector exhibits a 3 db bandwidth of up to 70 ghz and a responsivity of 1 aw. The leading candidate technology is silicon photonics, and the workhorse of such an. Up to single lane 200g optical interconnects with silicon photonic modulator. An exception is silicon oxynitride guiding layers, which have been formed by thermal. The book discusses developments in optical materials and components such as single and multimode waveguides, circuit boards and ways the. Introducing optical interconnects into vlsi architectures invariablely implies compatibility with cmos technology. The second approach is to employ a pointtopoint scheme, in which an individual fiber is connected from the. Optical interconnects provides a fascinating picture of the state of the art in optical. Silicon photonics for optical interconnects rising stars 2014. Silicon modulators with novel pn junctions are demonstrated with the speed up to 50 gb s. Optical solution are used to transmit signals through long distances.
Rationale and challenges for optical interconnects to. In what follows, we concentrate mostly on energy and density in interconnects, though timing benefits could also be important. Miller, fellow, ieee invited paper the various arguments for introducing optical interconnections to silicon cmos chips are summarized, and the challenges for optical, optoelectronic, and integration technologies are discussed. Optical interconnects have been the topic of study due to the high latency and power consumption incurred by conventional metal interconnects in transmitting electrical signals over long distances, such as in interconnects. Electronicphotonic codesign of silicon photonic interconnects by sen lin doctor of philosophy in engineering electrical engineering and computer sciences university of california, berkeley professor vladimir stojanovi. Silicon photonics solutions can be implemented from 1260nm to 1570 nm. Broadband siliconbased optical switches with subnanosecond switching onoff time are experimentally realized. An optical fibre having a diameter of up to 10 m can be used for onchip optical interconnect. Pdf optical interconnect technologies based on silicon.