--- title: Teleconnect Blog | Nessum description: Nessum | This is the blog of Teleconnect GmbH. For information and entertainment to discuss topics in the product development of data transmission systems. --- [![Logo_TC_2](https://www.teleconnect.de/hubfs/Logo_TC_2.svg "Logo_TC_2")](https://www.teleconnect.de/?hsLang=en) - [Services](https://www.teleconnect.de/en/services) - Hardware Engineering - [Hardware Development](https://www.teleconnect.de/en/services/hardware-development) - [FPGA Design](https://www.teleconnect.de/en/leistungsangebot/fpga-design) - [PCB Design](https://www.teleconnect.de/en/services/pcb-design) - [Firmware Development](https://www.teleconnect.de/en/services/firmwaredevelopment) - [Optical Conformity Tests](https://www.teleconnect.de/en/services/optical-conformity-tests) - [Reference Designs](https://www.teleconnect.de/leistungsangebot/referenzdesigns) - [Products](https://www.teleconnect.de/en/product-overview) - [Startup Support](https://www.teleconnect.de/en/for-start-ups) - [Teleconnect](https://www.teleconnect.de/en/company) - [History](https://www.teleconnect.de/en/teleconnect/history) - 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[Startup Support](https://www.teleconnect.de/en/for-start-ups) - [Teleconnect](https://www.teleconnect.de/en/company) - [History](https://www.teleconnect.de/en/teleconnect/history) - [Quality and Sustainability](https://www.teleconnect.de/en/teleconnect/quality-and-sustainability) - [Venture Studio by Teleconnect](https://www.teleconnect.de/en/teleconnect/venture-studio) - [Learning Center](https://www.teleconnect.de/en/learning) - [Blog](https://www.teleconnect.de/en/blog) - [Technologies](https://www.teleconnect.de/en/learning/technologies) - [Single Pair Ethernet](https://www.teleconnect.de/en/technologies/spe) - [EtherCAT](https://www.teleconnect.de/en/learning/technologies/ethercat) - [HD-PLC](https://www.teleconnect.de/en/learning/technologies/hd-plc) - [G.HN](https://www.teleconnect.de/en/learning/technologies/g.hn) - [DSL](https://www.teleconnect.de/en/learning/technologies/dsl) - [FTTx](https://www.teleconnect.de/en/learning/technologies/fttx) - [LiFi](https://www.teleconnect.de/en/learning/technologies/lifi) - [References](https://www.teleconnect.de/en/learning/reference-projects) - [Publications](https://www.teleconnect.de/en/publications) - [Research](https://www.teleconnect.de/en/learning/research-funding) - [Pricing](https://www.teleconnect.de/en/learning/pricing-and-costs) - [Career](https://www.teleconnect.de/en/jobs-career) - [Contact](https://www.teleconnect.de/en/contact) English [![Logo_TC_2](https://www.teleconnect.de/hubfs/Logo_TC_2.svg "Logo_TC_2")](https://www.teleconnect.de/?hsLang=en) - [Services](https://www.teleconnect.de/en/services) - Hardware Engineering - [Hardware Development](https://www.teleconnect.de/en/services/hardware-development) - [FPGA Design](https://www.teleconnect.de/en/leistungsangebot/fpga-design) - [PCB Design](https://www.teleconnect.de/en/services/pcb-design) - [Firmware Development](https://www.teleconnect.de/en/services/firmwaredevelopment) - [Optical Conformity Tests](https://www.teleconnect.de/en/services/optical-conformity-tests) - [Reference Designs](https://www.teleconnect.de/leistungsangebot/referenzdesigns) - [Products](https://www.teleconnect.de/en/product-overview) - [Startup Support](https://www.teleconnect.de/en/for-start-ups) - [Teleconnect](https://www.teleconnect.de/en/company) - [History](https://www.teleconnect.de/en/teleconnect/history) - [Quality and Sustainability](https://www.teleconnect.de/en/teleconnect/quality-and-sustainability) - [Venture Studio by Teleconnect](https://www.teleconnect.de/en/teleconnect/venture-studio) - [Learning Center](https://www.teleconnect.de/en/learning) - [Blog](https://www.teleconnect.de/en/blog) - [Technologies](https://www.teleconnect.de/en/learning/technologies) - [Single Pair Ethernet](https://www.teleconnect.de/en/technologies/spe) - [EtherCAT](https://www.teleconnect.de/en/learning/technologies/ethercat) - [HD-PLC](https://www.teleconnect.de/en/learning/technologies/hd-plc) - [G.HN](https://www.teleconnect.de/en/learning/technologies/g.hn) - [DSL](https://www.teleconnect.de/en/learning/technologies/dsl) - [FTTx](https://www.teleconnect.de/en/learning/technologies/fttx) - [LiFi](https://www.teleconnect.de/en/learning/technologies/lifi) - [References](https://www.teleconnect.de/en/learning/reference-projects) - [Publications](https://www.teleconnect.de/en/publications) - [Research](https://www.teleconnect.de/en/learning/research-funding) - [Pricing](https://www.teleconnect.de/en/learning/pricing-and-costs) - [Career](https://www.teleconnect.de/en/jobs-career) - [Contact](https://www.teleconnect.de/en/contact) Current language: English # Teleconnect Blog [Product Development](https://www.teleconnect.de/en/blog/tag/product-development) [Single Pair Ethernet (SPE)](https://www.teleconnect.de/en/blog/tag/single-pair-ethernet-spe) [Management](https://www.teleconnect.de/en/blog/tag/management) [Culture](https://www.teleconnect.de/en/blog/tag/culture) [Compute](https://www.teleconnect.de/en/blog/tag/compute) [Fiber Communications](https://www.teleconnect.de/en/blog/tag/fiber-communications) [Module](https://www.teleconnect.de/en/blog/tag/module) [SOM](https://www.teleconnect.de/en/blog/tag/som) [Security](https://www.teleconnect.de/en/blog/tag/security) [EtherCAT](https://www.teleconnect.de/en/blog/tag/ethercat) [Nessum](https://www.teleconnect.de/en/blog/tag/nessum) [![Platine](https://www.teleconnect.de/hubfs/Background/references%20hardware%20firmware%20development.jpg)](https://www.teleconnect.de/en/blog/nessum-formerly-hd-plc-deep-dive) [Nessum](https://www.teleconnect.de/en/blog/tag/nessum) 2 Min Read ### [Nessum (formerly HD-PLC) Deep Dive](https://www.teleconnect.de/en/blog/nessum-formerly-hd-plc-deep-dive) Nessum (formerly HD-PLC) is a versatile communication technology standardized as IEEE 1901-2020, designed to ... [![Picture of Ruedi Klein](https://www.teleconnect.de/hubfs/R%C3%BCdiger%20Klein.jpg) Ruedi Klein Apr 24, 2025, 9:43:42 PM](https://www.teleconnect.de/en/blog/author/ruedi-klein) - [Imprint](https://www.teleconnect.de/en/imprint) - [Privacy Policy](https://www.teleconnect.de/en/privacy-policy) - [Legal Notice](https://www.teleconnect.de/en/legal-notice) ![ISO_9001_colour_en](https://www.teleconnect.de/hs-fs/hubfs/Certificates/ISO_9001_colour_en.jpg?width=200&height=100&name=ISO_9001_colour_en.jpg "ISO_9001_colour_en") [Follow us on LinkedIn](https://www.linkedin.com/company/teleconnect-gmbh/) [Follow us on Xing](https://www.xing.com/pages/teleconnectgmbh) [Check us out on Kununu](https://www.kununu.com/de/teleconnect1) ```json { "@context" : "https://schema.org", "@id" : "https://www.teleconnect.de#org", "@type" : "Organization", "description" : "As a spin-off of the Institute of Communications Engineering, Teleconnect GmbH is today an engineering office and service provider for contract development of complete product developments from the idea to the production transition and series support for the wired and optical transmission and the associated signal processing at (DSL, G.hn, PON and LiFi). We handle all technical issues, from concept and feasibility studies to the start of mass production. Our customers are renowned, international companies in the electronics industry in the fields of telecommunications, data transmission, automation technology, automotive electronics and medical technology. Our services are turnkey electronics development, hardware design and testing, embedded software development, industrial design, FPGA programming and much more. We are ready to perform a turnkey project or to perform individual tasks for you.", "email" : "info@teleconnect.de", "logo" : "https://www.teleconnect.de/hs-fs/hubfs/Logos/35%20Years%20teleconnect-1.png", "name" : "Teleconnect GmbH", "telephone" : "+49 (351) 4236-210", "url" : "https://www.teleconnect.de/", "vatID" : "DE140301522" } ```