| MEMS Energy Harvesting Devices Technologies and | | | | scale. Hot market segments in 2007 and 2008 such as |
| Markets Report ( ) gives Market driver analysis for | | | | tire pressure monitoring systems where batteries are |
| challenges that go beyond energy density! | | | | currently the dominant solution have driven enormous |
| OBJECTIVES OF THE REPORT | | | | efforts but the market dynamics have not made it |
| This report focuses on MEMS energy harvesting | | | | possible to accept a premium price for alternative |
| devices from both technology and market points of | | | | solutions. |
| view. | | | | We have focused our efforts in this report into a fine |
| Special attention has been given to the market drivers | | | | analysis of the market drivers for using MEMS energy |
| for adopting MEMS energy harvesting devices in | | | | harvesting devices, in comparison to micro batteries, |
| different market segments, factoring the progress of | | | | micro fuel cells, or even solar cells. Different application |
| competing technologies and cost constraints. | | | | fields from medical to home automation, industrial |
| It appears that the numerous opportunities for energy | | | | process control, machine monitoring or transportations |
| harvesting devices must be analyzed carefully, taking | | | | have been analyzed in this report. |
| into account all aspects of the final application from | | | | The challenges facing this technology were examined |
| power consumption profiles to lifetime and size | | | | in a broad view, from a technology but also from a |
| constraints. Applications screened cover automotive, | | | | whole product point of view. There are needs for |
| medical, industrial machine monitoring and process | | | | better power density but also for less power |
| control, home automation and defense. | | | | consuming electronics and wireless communications! |
| The main developments in MEMS energy harvesting | | | | MARKET METRICS |
| devices are described and compared to fuel cells and | | | | Market acceptance of MEMS energy harvesting |
| micro-batteries. The report also describes the | | | | devices is a function of several parameters that are |
| challenges facing the current players and the current | | | | studied in the report. |
| market trends and business models. | | | | These parameters include, but are not limited to: size, |
| MAIN CHALLENGES | | | | cost, amount of power generated versus amount of |
| Within an environmentally conscious world, MEMS | | | | power needed by the system and projected lifetime |
| Energy harvesting devices promise in principle a | | | | for the energy harvesting device compared to the |
| cleaner and almost perpetual solution to powering small | | | | system parts lifetime. |
| systems avoiding the use and waste of polluting | | | | A major factor to be taken into account is whether |
| batteries. | | | | there is enough power harvested for a particular |
| Ever optimistic market projections are predicting billions | | | | application from a particular environment, and whether |
| of dollars in revenue for ubiquitous sensor networks in | | | | the scavenged power needs to be stored. As |
| the next five to ten years and derive from these | | | | piezoelectric MEMS energy harvesting devices can |
| numbers large energy harvesting sales and volumes. | | | | currently power sensor nodes requiring 60 uW |
| And indeed, MEMS energy harvesting devices have | | | | according to the latest developments, a companion |
| been a hot topic in MEMS R&D for some years | | | | energy storage device would be necessary for most |
| with spectacular developments driven by DARPA | | | | applications. |
| programs within the Hi-MEMS cyborg insects. | | | | Commercial success will come from a full |
| The reality is that beyond the technological buzz, | | | | understanding of all aspects of the system to be |
| commercial applications are slowly starting to get to | | | | powered and of the data receiver nodes. |
| market for industrial applications and home automation | | | | Challenges include ultra low power electronics and |
| appliances. This is driving the first volumes for energy | | | | wireless data transmissions rates and standards. |
| harvesting applications, but not necessarily at the micro | | | | |