Wrist-worn electronic device with a side wall loop antenna

A wrist-worn electronic device comprising:

• a housing including a bottom wall formed from electrically non-conductive material and configured to contact a wearer's wrist, and a side wall coupled to the bottom wall, the side wall formed at least in part from an electrically conductive material and including an isolation portion formed from non-conductive material extending from an upper edge of the side wall to a lower edge of the side wall;
• a printed circuit board positioned within the housing and having a perimeter corresponding to an inner surface of the side wall such that the printed circuit board is electrically isolated from the side wall, the printed circuit board retaining a first electrically conductive signal terminal positioned at a first contact location along the perimeter of the printed circuit board and a second electrically conductive signal terminal positioned at a second contact location along the perimeter of the printed circuit board;
• a location determining element positioned on the printed circuit board and electrically coupled with the first signal terminal, the location determining element configured to receive a first electronic signal from the first signal terminal and determine a current geolocation of the electronic device based on the first electronic signal;
• a first electrically conductive element electrically connected to the first signal terminal and the side wall at the first contact location;
• a second electrically conductive element electrically connected to the second signal terminal and the side wall at the second contact location;
• and
• a first loop antenna configured to wirelessly receive the first electronic signal and formed by the first electrically conductive element, the second electrically conductive element, a first portion of the side wall between the first electrically conductive element and the second electrically conductive element, and a first portion of the perimeter of the printed circuit board between the first electrically conductive element and the second electrically conductive element,
• wherein the first circumferential portion of the printed circuit board is substantially aligned with the first portion of the side wall.

A wrist-worn electronic device comprising:

• a housing including a bottom wall formed from electrically non-conductive material and configured to contact a wearer's wrist, and a side wall coupled to the bottom wall, the side wall formed at least in part from an electrically conductive material;
• a printed circuit board having a perimeter corresponding to an inner surface of the side wall such that the printed circuit board is electrically isolated from the side wall, the printed circuit board retaining an electrically conductive first signal terminal positioned at a first contact location along the perimeter of the printed circuit board, a second electrically conductive signal terminal positioned at a second contact location along the perimeter of the printed circuit board, a third signal terminal positioned at a third contact location along the perimeter of the printed circuit board, and an electrically conductive fourth signal terminal positioned at a fourth contact location along the perimeter of the printed circuit board;
• a location determining element positioned on the printed circuit board and electrically coupled with the first signal terminal, the location determining element configured to receive a location electronic signal from the first signal terminal and determine a current geolocation of the electronic device based on the first electronic signal;
• a communication element positioned on the printed circuit board and coupled with the third signal terminal, the communication element configured to transmit and receive a communication electronic signal with the third signal terminal;
• a first electrically conductive element electrically connected to the first signal terminal and the side wall at the first contact location;
• a second electrically conductive element electrically connected to the second signal terminal and the side wall at the second contact location;
• a third electrically conductive element electrically connected to the third signal terminal at the third contact location;
• a fourth electrically conductive element electrically connected to the fourth signal terminal at the fourth contact location;
• a first loop antenna formed by the first electrically conductive element, the second electrically conductive element, a first portion of a perimeter of the side wall between the first electrically conductive element and the second electrically conductive element, and a first portion of the perimeter of the printed circuit board between the first electrically conductive element and the second electrically conductive element;
• and
• a second loop antenna formed by the third electrically conductive element, the fourth electrically conductive element, a second portion of the perimeter of the side wall between the third electrically conductive element and the fourth electrically conductive element, and a second portion of the perimeter of the printed circuit board between the third electrically conductive element and the fourth electrically conductive element.