Modular motion camera
Modular digital camera systems are disclosed. The modular digital camera system can include a brain module configured to be releasably coupled to one or more of a port extender module, power module, display module, and handle module. The brain module and other accessory modules can be structured according to some embodiments to increase an ease of coupling and decoupling the modules. The brain module can include an antenna, such as a slot antenna, for transmitting and receiving radiofrequency signals.
1. An electronic device comprising:
a device body defining an interior cavity;
a slot antenna positioned in the interior cavity and configured to receive and transmit electromagnetic radiation, the slot antenna comprising a plurality of surfaces that form an exterior of a three-dimensional structure and the slot antenna further comprising a slot comprising a first slot segment and a second slot segment,
wherein the plurality of surfaces comprises a first surface and a second surface adjacent to the first surface, the first slot segment is in the first surface, the second slot segment is in the second surface and the first slot segment and the second slot segment are non-parallel to each other; and
electronic circuitry positioned in the interior cavity, the electronic circuitry being configured to communicate wirelessly via the slot antenna with another device.
2. The electronic device of claim 1 , wherein the plurality of surfaces comprises a third surface adjacent to the second surface and different from the first surface, and the slot further comprises a third slot segment in the third surface.
3. The electronic device of claim 2 , wherein the first surface extends parallel to the third surface and the first slot segment and the third slot segment are parallel to each other.
4. The electronic device of claim 2 , wherein the plurality of surfaces comprises a fourth surface adjacent to the third surface and different from the first surface and the second surface, and the slot further comprises a fourth slot segment in the fourth surface.
5. The electronic device of claim 1 , wherein the first surface and the second surface are orthogonal with respect to one another.
6. The electronic device of claim 1 , wherein the slot has a thickness between 1 mm and 1.7 mm.
7. The electronic device of claim 1 , wherein the electromagnetic radiation has frequency of 2.4 GHz.
8. The electronic device of claim 1 , wherein the plurality of surfaces defines a hollow antenna cavity and is at least partially metallic.
9. The electronic device of claim 8 , further comprising a foam positioned in the hollow antenna cavity.
10. The electronic device of claim 1 , further comprising an image sensor positioned in the interior cavity and configured to generate image data corresponding to light contacting the image sensor, the device body comprising an opening through which the light enters the device body, the electronic circuitry being configured to process the image data.
11. The electronic device of claim 10 , wherein the device body comprises a mounting interface configured to releasably attach to a lens mount to a side of the device body through which the light enters the device body.
12. The electronic device of claim 1 , further comprising a fan support structure including a fan and positioned in the interior cavity, and the slot antenna is positioned in the fan support structure.
13. The electronic device of claim 12 , wherein the fan is configured to direct air into the interior cavity.
14. The electronic device of claim 12 , wherein the fan support structure comprises a non-conductive material.
15. The electronic device of claim 1 , wherein the device body comprises a fan cover, and the slot antenna is visible to a user from an outside of the device body through the fan cover.
16. The electronic device of claim 1 , wherein the slot antenna is positioned in the device body proximate to and coplanar with a wall of the device body.
17. The electronic device of claim 1 , wherein the slot antenna is positioned in the device body proximate to a wall of the device body to which a handle is configured to releasably attach to the device body, the handle being usable to carry the device body when the handle is attached to the wall.
18. The electronic device of claim 1 , wherein the slot antenna consists of a metal.
19. A device comprising:
a slot antenna configured to receive and transmit electromagnetic radiation, the slot antenna comprising a plurality of surfaces that form an exterior of a three-dimensional structure and the slot antenna further comprising a slot comprising a first slot segment, a second slot segment and a third slot segment,
wherein the plurality of surfaces comprises a first surface, a second surface adjacent to the first surface and a third surface adjacent to the second surface and different from the first surface, the first slot segment is in the first surface, the second slot segment is in the second surface, the third slot segment is in the third surface, and the first slot segment and the second slot segment are non-parallel to each other; and
electronic circuitry configured to communicate wirelessly via the slot antenna with another device.
20. The device of claim 19 , wherein the first surface extends parallel to the third surface, and the first surface and the second surface are orthogonal with respect to one another.