AEG ID

Passive RFID Digitizes the Entire Product Life Cycle

AEG ID Develops Life Cycle Model for Products with 12 Phases

Passive RFID transponders can be operational for 20 to 30 years, depending on their design. Products that are already tagged with a passive RFID transponder at the factory therefore generate numerous advantages for manufacturers, logisticians, vendors and consumers over the entire life cycle.

"These products, which are already tagged during manufacture, will become the norm in the future," explains Simon Arch, Marketing & Sales Director at AEG Identifikationssysteme GmbH (AEG ID).

Passive RFID Digitizes the Entire Product Life Cycle

The development of the RFID transponder lifecycle model was prompted by several influences. Customer demand changed: instead of asking for help with a dedicated identification issue, customers turned to AEG ID with multiple concerns at different stages of production. "The realization that the technology could be used in upstream or downstream production steps often came very quickly when we talked to them," recalls Simon Arch.

The realignment of AEG ID as a sustainable company with a positive carbon footprint was another motivating factor.

In 2019, AEG ID engaged an external sustainability consultancy to help it achieve a more holistic and sustainable focus for the company. Lifecycle diagrams are common in such analyses. "In the process, we noticed," recalls Simon Arch, "that such a lifecycle diagram, with the addition of a few points, is congruent with the lifecycle of an RFID transponder in a product." The idea of offering RFID transponders specifically for all life phases of a product was born.

Passive RFID transponders are battery-free. They draw their energy for data transmission from the electromagnetic field of the reader. They do not function without a reader. They have a service life of 20 years or more.

The lifecycle of a product begins with the raw material and the manufacture of the individual components of the product. Ideally, the passive RFID transponder is integrated into the raw material at this stage so that the serial numbers (IDs) are already available before the product is created. Based on the number of IDs, logistics are planned and production is prepared.

In the third step, the production itself is planned; information for the CAM system is stored on the transponder. Before final assembly can take place, some of the individual components may have to be stored temporarily. Often, manufacturing steps also take place in another production facility, which is mapped in the production logistics phase.

Final assembly then takes place, followed by product testing. Product requirements regarding documentation are taken into account in the packaging. The product then leaves the production facility. Once it reaches the customer, the RFID transponder can be used for specific applications. The information stored on it is used for tamper-evidence, anti-counterfeiting and maintenance.

At the end of its life, the product is recycled or disposed of. The transponder, which could be used during the entire life of the product, is removed beforehand if possible, or is recycled or disposed of together with the product.

The first three phases of the model can be reasonably grouped together as 'preparation'. This is followed by the 'logistics' phase.

Final assembly or 'production' remains independent. This is followed by the 'sales' phase and, in turn, by the phase of 'use' of the product by the customer, including technical inspection. This is by far the longest phase in the life cycle of a product. At the end is the 'recycling' of the product.

The product lifecycle model suggests that the end of life of a product is at least partly the basis for manufacturing a new product. This is becoming increasingly easy to implement. Many materials can be ground into granules, which in turn are used to make new components. RFID transponders can be ground along with these processes or destroyed and filtered out later.

The AEG ID company site

Complete product history thanks to seamless track & trace

 

Individual components are manufactured; the transponders are integrated or applied in the process. The identification numbers (IDs) of the installed transponders are transmitted.

The number of IDs is equal to the number of components. With these key figures, the manufacturer plans the logistics and prepares the production.

The work sequence of the machine production is planned. Specifics such as torque and speed, material selection and milling programs are stored in the ERP system under the ID.

Under certain circumstances, an intermediate storage of individual components is necessary. The ERP system is involved in controlling this process.

First production steps, possibly in production facilities that are distant from each other. The RFID transponder enables track & trace in intermediate logistics.

The product is finished and tested. The test and its result are stored on the chip.

Product Lifecycle with RFID

Product Lifecycle with RFID

RFID transponders are used during packaging to ensure that the product is accompanied by operating instructions and other important documents.

The loaded products leave the plant. The load number and recipient are recorded. Customs can access the data on the transponder.

Customers use the tagged product. In some circumstances, the transponder was integrated mainly for use in the field.

The originality of the product and anti-counterfeiting are guaranteed by the transponder.

Relevant information for technical inspections is obtained from the transponder; the maintenance and inspection history is stored in the transponder.

At the end of the product's service life, the product is disposed of or recycled. If possible, the transponder is removed beforehand or recycled with it.

INTERVIEW WITH SIMON ARCH
Interview

An End-to-end Solution for Every Phase of the Product's Life

AEG ID's product lifecycle model breaks down the 12 phases in which RFID transponders can be used and can generate benefits. RFID & Wireless IoT Global interviewed Simon Arch, Marketing & Sales Director at AEG Identifikationssysteme GmbH, about the 12-phase model.

Simon Arch is Marketing & Sales Director at AEG Identification Systems GmbH.

Typically, it is the case that one or two departments come forward with an identification challenge and then the realization comes that the technology can certainly be used in other areas. On the one hand, it enables better documentation, better logistics, a precise product history that can be created. The last point in particular is a great advantage that quickly convinces other departments.

On the other hand, customers with new projects have often already developed this idea themselves. They either already use RFID or it is clear that an end-to-end solution is needed for every phase of the product's life cycle. What then becomes extremely important is consulting on integration in the product and in the subsequent processes, i.e. reading or writing in the individual life stages. This must then be considered holistically.

Five years ago, there was less know-how on the part of customers on the subject of RFID. Since then, a lot has been done within the industry, so that the topic is now better known. Many customers have become pre-informed, especially at trade shows such as the Wireless IoT Tomorrow, which takes place once a year. The other important factor is that in the past, it was more common to get point-in-time requests when customers had a problem at a particular point.

Now, we are seeing more and more of a move in the direction of managers looking at the complete production area, rather than just one situation or one challenge. This has changed. It has also become clear to those responsible that, although the investment comes from one department, the entire company benefits from it.

That depends on the product itself. Depending on the framework conditions such as high temperatures, mechanical stresses and so forth, it may take more meetings and on-site appointments to implement a project. The initiation period can last from quick solutions within four to five phone calls to several months. The time required for integration also depends on how many cycle phases we cover with the solution and whether field tests at the customer's site are desired.

Of the 12, sometimes three are covered, and sometimes seven. For each point of the cycle, you have to investigate what you need for it separately. The requirements are quite different. If I go into the raw materials area, there might be a transponder incorporated at high temperatures and pressure. In the warehouse, on the other hand, there are no stresses of a mechanical nature or due to temperature.

We look at all the general conditions and then find the right product in terms of design and frequency. Should a bulk capture take place? Should it be captured individually? These are all points that we go through with a question and project catalog to see whether we can use a standard product or whether customer-specific adaptations are necessary on the transponder side and for the readers.

Not all, but some of our prospects have been using RFID for a long time. Unfortunately, this then often means that the transponders and the frequency of the installed solution do not match the previous or next stage in the life cycle. We always approach the acquisition of the initial situation with an open mind and get to the bottom of everything.

If, in the course of the installation, an increasing number of areas are then added and further adjustments have to be made little by little - which is often the case - we are then of course thrilled, however, in this case, the installation would take longer overall.

They are typically new customers, because these projects are, after all, products that are being developed and are new to the market. We also have existing products, of course, so that a new product generation is then added. However, it is often new customers who have found us as a reference and approach us because we have expertise in transponders and readers.

The industrial sector is growing faster in terms of numbers. In logistics, it is often the packaging that is tagged with transponders and not the products themselves. The application is always the same. In industry, on the other hand, where products are manufactured, each application is different. When I integrate transponders into products, I have to look at each product and project individually. In terms of the number of projects, this is more important for us. We are also not a label manufacturer, so labels for boxes are not one of our core competencies.

The bestsellers for us are glass and disc transponders, simply in terms of their design. They are very good in terms of resistance to extreme temperatures and water, i.e. with respect to IP protection classes. You can actually integrate them anywhere and "throw them in" without anything happening, even in project steps where the housing is produced.

Predestined for the topic are of course passive transponders, because the lifetime of the products exceeds what you can achieve with an active transponder. With a battery or if I have to guarantee a power supply, then I am not able to get by with active transponders. For this reason, almost 100 % of the products and capital goods are passive systems. The transponders are integrated or built into the production process and are then always accessible.

My answer has to do with lifetime and cost. If the transponders are integrated in the product, then they are only of interest to the manufacturer, not to the end customer. For this reason, I consider the other technologies to be of little importance in this respect. They tend to have their justification in process-intensive applications, but typically not in integration in products per se.

Yes, of course. We are already looking into this in our development departments. At present, there is no series product in this area that we manufacture in volume. We tend to use them in combination. However, we are currently concentrating on passive RFID transponder systems and the associated readers.

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