Jörg Franke

Jörg Franke
Friedrich-Alexander-University of Erlangen-Nürnberg | FAU

Prof. Dr.-Ing.

About

974
Publications
168,291
Reads
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5,312
Citations
Additional affiliations
March 2009 - present
Friedrich-Alexander-University of Erlangen-Nürnberg
Position
  • Chair

Publications

Publications (974)
Article
Full-text available
The digital transformation confronts purchasing and supply management (PSM) with numerous new challenges, such as digital procurement objects and the information asymmetry between buyers and suppliers. Existing approaches contributing to PSM research (e. g., the selection of suppliers or the calculation of equilibrium prices) have in common that in...
Conference Paper
Beyond conventional automated tasks, autonomous robot capabilities aside to human cognitive skills are gaining importance. This comprises goods commissioning and material supply in intralogistics as well as material feeding and assembly operations in production. Deep learning-based computer vision is considered as enabler for autonomy. Currently, t...
Chapter
With the emerging Internet of Things (IoT) techniques in smart home applications, artificial intelligence (AI), and highly interoperable IoT s ystems enable the development of context-sensitive multi-domain services in smart homes [1]. However, while such systems create enormous challenges regarding security and privacy, the IoT practitioners may o...
Article
While most of information sharing literature in supply chain (SC) management mainly deals with the analysis and quantification of information sharing to upstream actors by downstream actors, this paper quantitatively deals with the two-way information sharing. The setup of a dyadic SC is considered. Informed by complexity, principal-agent and infor...
Article
Full-text available
Apertures are used in optical systems to limit the luminous flux. In the human eye the iris serves this purpose but can be damaged requiring an implant, which to date is static, limiting the optical performance. The authors thus report the development of a prototype demonstrating the feasibility of a flexible dynamic iris implant manufactured with...
Chapter
Full-text available
Background: A new concept for context recognition involves a smart home system, wearables, and service robots. Objectives: To find the best suited robot platform for the given use case. Methods: An assessment of available service robots based on various factors is carried out. Results: The OpenBot is best suited for the further development of this...
Article
Mini wave soldering is a common method for soldering through-hole components on printed circuit boards (PCB). With PCB design becoming increasingly complex and copper layer thickness rising, the vertical hole fill of through-hole solder joints becomes a serious problem during manufacturing. At the same time, the process window is limited by limited...
Article
This paper presents a highly dynamic cable-driven robotic wrist with two degrees of freedom (DOFs). It is based on a novel topology that combines three passive cables for kinematic constraint and the minimal number of active cables for the full control of a movable platform in two rotational DOFs. For a certain geometry of the wrist, the workspace...
Article
Full-text available
High quality and long product life are two fundamental requirements for all circuit carriers, including molded interconnect devices (MID), to find application in various fields, such as automotive, sensor technology, medical technology, and communication technology. When developing a MID for a certain application, not only the design, but also the...
Article
Abstract Siemens AG in Karlsruhe is facing the current challenges of increasing product complexity with a higher number of variants, reduced batch sizes and shorter product life cycles. In order to restructure their manufacturing system towards a „matrix production in flow“, a process model for replanning and restructuring was designed to serve as...
Conference Paper
Standard automotive power modules with sixpack topology and highest power density rely on metal ceramic substrates, direct liquid cooling by copper heat sinks and soft encapsulation by silicone gel. Variations of this packaging concept are often sought in order to adapt performance, reliability and cost of the power module to requirements set withi...
Conference Paper
This paper introduces an improved method of measuring thermal impedance in power modules. It is based on the common VCE(T)-method for fast recording of the junction temperature but uses an infrared camera for detecting the baseplate temperature of the power module instead of a slow thermocouple. The measurement setup neither requires an additional...
Article
Summary The first step of raising energy efficiency potential is to reveal unnecessary energy consumption. Subsequently, it is mandatory to provide a tool for the enterprises that generates transparency through visualization of the companies’ energy flux along the production processes. This is where “Green Controlling” comes in place, providing a h...
Article
Die deutsche Automobilindustrie steht angesichts der Elektromobilität vor einem radikalen Wandel. Um ihre Technologieführerschaft beizubehalten, stehen die F & E-Abteilungen der etablierten Akteure unter hohem Druck. Im Rahmen dieses Beitrags wird gezeigt, wie sich ein passgenaues Kennzahlengerüst für das Controlling des operativen F & E-Prozesses...
Article
Full-text available
Convolutional neural network (CNN)-based approaches have recently led to major performance steps in visual recognition tasks. However, only a few industrial applications are described in the literature. In this paper, an object detection application for visual quality evaluation of X-ray scatter grids is described and evaluated. To detect the small...
Chapter
Full-text available
Due to the availability of highly efficient unmanned aircraft (UA) and the advancement of the necessary technologies, the use of UA for object manipulation and cargo transport is becoming a more and more relevant research area. A reliable identification and localization of cargo and interaction objects as well as maintaining the required flight pre...
Chapter
Concurrent with autonomous robots, teleoperation gains importance in industrial applications. This includes human–robot cooperation during complex or harmful operations and remote intervention. A key role in teleoperation is the ability to translate operator inputs to robot movements. Therefore, providing different motion control types is a decisiv...
Chapter
This contribution defines a methodology for the direct offline programming of robotic high-precision assembly tasks without the need for real-world teach-in, even for less-accurate lightweight robots. Using 3D scanning technologies, the relevant geometrical relations of the offline programming environment are adjusted to the real application. To br...
Article
Full-text available
Automation solutions in production represent a sensible and long-term cost-effective alternative to manual work, especially for physically strenuous or dangerous activities. However, especially for small companies, automation solutions are associated with a considerable initial complexity and a high effort in planning and implementation. The ROBOTO...
Conference Paper
Unmanned Aerial Vehicles (UAVs) are required to fulfill more and more complex tasks in indoor environments like inspection, stock-taking or transportation of goods. For these tasks, they need to percept objects and obstacles in the environment, navigate safely in it and sometimes even interact with it. A step towards generating a comprehensive envi...
Conference Paper
Unmanned aircraft (UA) have become increasingly popular for different industrial indoor applications in recent years. Typical applications include the automated stocktaking in high bay warehouses, the automated transport of materials or inspection tasks. Due to limited space in indoor environments and the ongoing production, the UA oftentimes need...
Conference Paper
Stress urinary incontinence is a common pathologic condition in society and an increasing socio-economic challenge. Current artificial urinary sphincters for severe cases have high failure rates, cannot be applied sex-independent and their handling is not intuitive. To address these issues, a novel intraurethral closure system was developed. It wor...
Article
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Handling and processing rigid objects is a common task for industrial robots. However, regarding flexible objects, this task is considerably more complex because gravity and other external forces influence the shape of the objects. Moreover, especially deformable linear objects like cables can show a large deformation. Therefore, regarding the auto...
Article
The wiring harness manufacturing follows a high-variant manufacturing philosophy with a high degree of manual labor to produce customized products. Therefore, the process step of optical inspection is crucial to monitor, assess, and proactively safeguard the quality of produced wiring harnesses. To automate the optical inspection, which is currentl...
Article
The design phase of products decides about a large portion of their costs. Both applied manufacturing technologies and systems are ultimately defined by the products that have to be assembled. Due to global trends towards e-mobility and regenerative energy, electronic printed circuit boards with high copper content and mixed SMT/THT assembly is the...
Article
Full-text available
With the increasing demand for climate-neutral production procedures, resource efficiency plays a significant role. In addition, chip shortage happened due to COVID-19, for example, costs for the global automotive industry were $210 billion in revenue in 2021 only, showing the importance of electronic components in the industry and the necessity of...
Conference Paper
The challenge of demographic change combined with decreasing numbers of care personal is widely known. To ensure the service of individual care for seniors, researchers work on developing digital devices to support the caregivers in their day-to-day tasks. Especially the Covid-19 pandemic emphasized this need for flexible services. In this context,...
Conference Paper
Due to ever-increasing data availability, computational power, and algorithmic advances, machine learning enables various novel industrial applications. A field with particularly strong potential for machine learning is computer vision. As part of that area, semantic segmentation refers to a process that links each pixel of an image to a correspond...
Article
Defined handling of unsorted parts, known as bin picking, is a challenge in robotic automation. Available solution concepts for this problem are usually either costly or require considerable setup and tuning efforts. In this contribution, a setup for virtual commissioning of such automation systems is introduced. Using a physics-based simulation en...
Conference Paper
Full-text available
In the business-to-consumer (B2C) market, in the last few years digital platform business models have been able to successfully establish themselves and become part of our everyday lives (e.g., Uber, Amazon). In the context of the digitalization of products, production systems and processes, the importance of digital platforms is also increasing in...
Article
Joint cost management is a decisive factor for sustainable collaboration in supplier-buyer dyads. For both parties the establishment of an accurate cost estimation (CE) framework supports managing suppliers' costs as well as manufacturer's quotation costing. Grounded on resource dependence theory and following a design science research approach, th...
Article
Early cost estimation is a decisive value driver in the product development process in manufacturing industries. Machine learning offers new intelligent methods to support traditional cost calculation processes. While traditional research on intelligent cost estimation focuses on machine learning regression or classification models, we propose a ne...
Article
In today’s complex supply networks sharing information between buyers and suppliers is critical for sustainable competitive advantage. In particular, for both business partners, cost information is highly relevant in purchasing situations. According to empirical studies in literature, artificial neural networks (ANNs) are expected to have a great p...
Article
Production is characterized by an antagonism between flexibility and productivity. Deep Learning-based autonomous robot skills for object manipulation offer potential to solve existing challenges. Currently, the effort to generate appropriate datasets to adapt new components is time-consuming. In this research context, we present and evaluate a met...
Conference Paper
Concurrent with autonomous robots, teleoperation gains importance in industrial applications. This includes remote intervention scenarios and human-robot-cooperation during complex or harmful tasks operated from a distance. For an efficient teleoperation, an interface achieving a good user experience and relieving workload of the operators is decis...
Article
Full-text available
After their commercial success in the consumer sector, autonomous unmanned aircraft (UA) have also opened up industrial fields of application. In addition to the already established use of UA for inspection or stocktaking, the suitability of UA for transportation tasks is topic of research and pilot projects. UA are able to operate in the space abo...
Conference Paper
Active urologic implants, such as bladder stimulators or artificial sphincters, are a widely-used approach for therapy of urinary incontinence. At present these devices are powered by primary batteries or conventional wireless power transferring techniques. As these methods are associated with several limitations, human body energy harvesting can b...
Conference Paper
Aniridia is a condition characterized by defects or absence of the iris. Since the eyes are a central point of attention in the human face, these deformities are often covered with cosmetic implants. However, patients suffer from the static pupil diameter of these implants, resulting in high light sensitivity or inadequate night vision. Therefore,...
Article
Full-text available
Currently, there are seven so-called platform companies among the ten most valuable companies in the world. Companies such as Google, Amazon and Apple have established themselves as successful platforms in the business-to-consumer (B2C) market. Due to the digitalization of products, production systems and processes, the topic of digital platforms i...
Article
Full-text available
In the course of series production of high-performance automotive traction motors, the so-called hairpin technology is increasingly coming into focus. An essential process step is the bending of the hairpins, which is significantly influenced by variations in the wire material. Therefore, this paper will investigate how machine learning techniques...
Conference Paper
Due to increasing complexity on the shop floor associated with the digital transformation and growing penetration of modern production environments with smart services, the operational phase of automated production facilities is gaining additional importance. The growing range of hybrid service bundles, i.e., the combination of digital services and...
Conference Paper
Autonomous unmanned aircraft (UA) are currently gaining importance in various areas of application. In addition to their use in the field of surveying, inspection or fluid application, the focus is also on the transport of goods and the monitoring of factory premises. However, decisive disadvantage of commonly used UA is their short flight time, wh...
Article
Full-text available
One of the major trends in the 21st century is the trend towards digital transformation within Industry 4.0. In order to adapt to high volatile market conditions, especially in the context of COVID-19, companies do not only have to transfer their knowledge into digital systems. Furthermore, they have to be able to tailor their business processes ra...
Article
Full-text available
Robot-centric automation solutions (RAS) promise greater efficiency and consistent quality in production, relieving workers of physically demanding and dangerous tasks, especially in the times of COVID-19. Nevertheless, due to their relatively high complexity and implementation costs, RAS are only used to a limited extent by small and medium-sized...
Article
Full-text available
Robot-centric automation solutions (RAS) promise more efficiency and quality in production as well as more economic stability and security through local production, especially in the times of COVID-19. Nevertheless, due to their high complexity and costs, RAS are only used to a limited extent by small and medium-sized manufacturing companies. As a...
Article
Full-text available
This contribution describes how to improve privacy and security for the Smart Living domain. Core elements of this approach adapt the Privacy by Design concept to the domain of smart living and extend it to enable artificial intelligence integration. To improve security, we created a minimum framework based on an existing information security manag...
Article
Full-text available
To engage in socio-emotional interactions, children with autism spectrum conditions (ASC) need support to understand and convey emotions. In our approach, a humanoid robot (Pepper, Softbanks Robotics) acts as a tutor for the child within autism care. The robot, equipped with multimodal sensor technology to acquire the emotional feedback of the chil...
Article
Full-text available
Robot-based service platforms are currently establishing themselves as new and affordable variants for supporting care in elderly, retirement and nursing homes. Many are open multifunctional platforms, which can potentially be integrated into such environments, if the necessary infrastructure is available. Furthermore, many services can be realized...
Article
Modern manufacturing plants generate large volumes of data from production processes to monitor and control them. Besides the volume, the complexity of data rises, and thus, new approaches like machine learning and deep learning move into focus to extract the desired information. In assembly, which is critical for final product quality, various pro...