BSI PD IEC TR 63239:2020
$142.49
Radio frequency beam wireless power transfer (WPT) for mobile devices
Published By | Publication Date | Number of Pages |
BSI | 2020 | 26 |
This Technical Report presents the surveyed technologies, product development trends, international standards, and regulation trends of RF beam WPT. This report can be used for the research and analysis of projects that apply small-output remote WPT to mobile devices, such as smartphones, Internet of Things (IoT) devices, and ultra-small sensors.
PDF Catalog
PDF Pages | PDF Title |
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2 | undefined |
4 | CONTENTS |
5 | FOREWORD |
7 | 1 Scope 2 Normative references 3 Terms and definitions 4 Introduction to RF beam WPT 4.1 Overview of the RF beam WPT type |
8 | 4.2 Requirements for RF beam WPT 4.2.1 General Tables Table 1 – Overview of the RF beam WPT type |
9 | 4.2.2 Power transfer system design of RF beam WPT Figures Figure 1 – TX and RX structures of RF beam WPT |
10 | 4.2.3 Available candidate frequencies of RF beam WPT 4.2.4 Operating principle of omnidirectional RF beam WPT Figure 2 – Beam pattern diagram of omnidirectional RF beam WPT Table 2 – Characteristics of candidate frequencies for RF beam WPT |
11 | 4.2.5 Operating principle of directional RF beam WPT Figure 3 – Example of high-output omnidirectional RF beam WPT in space Figure 4 – Beam pattern diagram of directional RF beam WPT |
12 | Figure 5 – Electromagnetic wave transmission/reception at each pattern antenna of directional RF beam WPT Figure 6 – Direction RF beam WPT (a) description on delay generation at each pattern antenna (b) delay adjustment method to transmit desired signals |
13 | 4.3 Operating scenario of RF beam WPT 4.3.1 Possible requirement for RF beam WPT Figure 7 – Example of beam pattern formation by the delay and direction adjustment of the transmission signals of each antenna |
14 | 4.3.2 Operating scenario of omnidirectional RF beam WPT 4.3.3 Operating scenario of directional RF beam WPT Figure 8 – Expected operating scenario of omnidirectional RF beam WPT |
15 | Figure 9 – Expected operating scenario sequence of directional RF beam WPT – Pilot signal transmission from the single RX in case of an obstacle Figure 10 – Expected operating scenario sequence of directional RF beam WPT – Directional WPT to the single RX in case of an obstacle |
16 | 5 Trends in standards, regulations, and technologies related to RF beam WPT 5.1 Trends in standards related to RF beam WPT Figure 11 – Expected operating scenario sequence of directional RF beam WPT – Directional WPT from multiple TXs to multiple RXs in case of an obstacle |
17 | 5.2 Trends in regulations related to RF beam WPT Table 3 – Activities of domestic/overseas standardization organizations related to RF beam WPT |
18 | Table 4 – Major recommendations and regulations of standardization organizations related to WPT for mobile devices |
21 | 5.3 Trends in global products related to RF beam WPT |
24 | 6 Summary |