Review Antenna Design for Modern Mobile Phones: A Review
Abstract
Overview
Due to limited space, high communication requirements, and strict regulatory constraints, designing antennas for modern mobile phones is increasingly challenging. This review paper summarizes recent advancements in the field.
Challenges and Progress
The review discusses various challenges:
- Bandwidth enhancement
- Integration and decoupling techniques
- mm-wave array antennas
- Satellite communication antennas
- Interactions between mobile antennas and the human body
Key Antenna Types and Characteristics
It briefly outlines basic antenna types used in metal-bezel mobile phones and their characteristics, including:
- Inverted-F
- Slot
- Loop
- Planar inverted-F antennas
Technological Advancements
The paper collects methods for designing wideband antennas and achieving decoupling among multiple antennas with wide bandwidths. It also summarizes recent advances in the design of compact, wideband, and wide-angle scanning mm-wave arrays.
Future Directions
Finally, the future challenges of mobile phone antenna design are discussed, hoping to provide a systematic understanding of the principles applicable to modern mobile phones.