Apparatus and methods for illuminating display panels of electronic devices
View Patent ↗Apparatus and methods for illuminating display panels of electronic devices are described. An example electronic device includes a first housing defining a first visual indicator. A first post extends from a first inner surface of the first housing where the first post has a first chamber to receive at least a portion of a first light source. The first chamber provides a first optical pathway between the first light source and the first visual indicator and the first post prevents the first light source from illuminating a second visual indicator adjacent the first visual indicator.
1. An electronic device comprising:
a first housing defining a first visual indicator;
a first post extending from a first inner surface of the first housing, the first post having a first chamber to receive at least a portion of a first light source, the first chamber to provide a first optical pathway between the first light source and the first visual indicator, the first post to prevent the first light source from illuminating a second visual indicator adjacent the first visual indicator; and
a second housing to be coupled to the first housing to capture a printed circuit board between the first housing and the second housing, the second housing having a second post extending from a second inner surface of the second housing, the second post having a second chamber to receive at least a portion of a second light source.
2. An electronic device as defined in claim 1 , wherein the second chamber provides a second optical pathway between the second light source and the second visual indicator, the second post to prevent the second light source from illuminating a third visual indicator adjacent the second visual indicator.
3. An electronic device as defined in claim 1 , wherein the first chamber comprises a chrome coating.
4. An electronic device as defined in claim 1 , wherein the first chamber includes a first opening adjacent a first surface of the printed circuit board and a second opening adjacent the first visual indicator.
5. An electronic device as defined in claim 4 , wherein the first post comprises at least a cylindrical portion and an angled portion, the cylindrical portion defining the first opening and the angled portion defining the second opening.
6. An electronic device as defined in claim 4 , wherein the first light source is coupled to the first surface of the printed circuit board and is at least partially disposed within the first chamber via the first opening.
7. An electronic device as defined in claim 1 , the first housing comprising a slot, the printed circuit board comprising a tab, and the slot to receive the tab to position the first light source in the first chamber immediately adjacent the first visual indicator.
8. An electronic device as defined in claim l, wherein the first chamber is to channel light emitted by the first light source toward the first visual indicator.
9. An electronic device comprising:
a first housing having:
a first plurality of light ports;
a second plurality of light ports adjacent the first plurality of light ports; and
a first plurality of chambers, each of the first plurality of chambers being in direct communication with a respective one of the first plurality of light ports; and
a second housing having a second plurality of chambers, each of the second plurality of chambers being in direct communication with a respective one of the second plurality of light ports when the second housing is coupled to the first housing.
10. An electronic device as defined in claim 9 , wherein each of the first plurality of chambers receives a respective one of a first plurality of light sources and each of the second plurality of chambers receives a respective one of a second plurality of light sources.
11. An electronic device as defined in claim 10 , further comprising a printed circuit board disposed between the first housing and the second housing, wherein the first plurality of light sources are surface mounted to a first side of the printed circuit board and the second plurality of light sources are surface mounted to a second side of the printed circuit board opposite the first side.
12. An electronic device as defined in claim 11 , further comprising a plurality of slots disposed between the first and second plurality of light ports.
13. An electronic device as defined in claim 12 , wherein the printed circuit board comprises a plurality of tabs arranged in the slots to align the first plurality of light sources with respective ones of the first plurality of chambers.
14. An electronic device comprising:
a printed circuit board;
a plurality of upper light sources coupled to a first surface of the printed circuit board;
a plurality of lower light sources coupled to a second surface of the printed circuit board opposite the first surface;
an upper housing having a panel, the upper housing having a plurality of posts protruding from an inner surface of the upper housing adjacent the panel and toward the first surface of the printed circuit board, wherein each of the plurality of posts defines an upper chamber to receive a respective one of the plurality of upper light sources; and
a lower housing having a plurality of lower posts protruding from an inner surface of the lower housing and toward the second surface of the printed circuit board, wherein each of the plurality of lower posts defines a lower chamber to receive a respective one of the plurality of lower light sources.
15. An electronic device as defined in claim 14 , further comprising a plurality of tabs protruding from an edge of the printed circuit board.
16. An electronic device as defined in claim 15 , wherein at least one of the upper housing and the lower housing further comprises a plurality of slots to receive respective ones of the plurality of tabs when the printed circuit board is captured by the upper housing and the lower housing.
17. An electronic device as defined in claim 14 , wherein each upper chamber and each lower chamber include a cylindrical portion and an angled portion, the angled portion being adjacent the panel.
18. An electronic device as defined in claim 17 , further comprising upper and lower light ports formed in the panel, and wherein the panel is at an angle relative to the inner surface of the upper housing.
19. An electronic device as defined in claim 14 , wherein a first light source from the plurality of upper light sources is to illuminate a first light port from the plurality of upper light ports via the upper chamber associated with that particular first light port, and the upper chamber associated with the first light port is to prevent illumination of a second light port adjacent the first light port.
20. A method of manufacturing an electronic device, comprising:
forming a first housing having a display panel, a first light port in the display panel, and a first chamber adjacent the display panel of the electronic device, the first chamber having a first opening and a second opening; and
capturing at least a portion of a first light source within the first chamber via the second opening to provide a direct optical pathway between the first light source and the first light port via the first chamber so that the first light source is positioned to illuminate the first light port, wherein forming the first housing comprises forming a post extending from an inner surface of the first housing and adjacent the display panel, the post defining a cylindrical body portion and an angled body portion, the angled body portion defining the first opening and the cylindrical body portion defining the second opening.
21. A method as defined in claim 20 , further comprising preventing illumination of a second light port adjacent the first light port when the first light source illuminates the first light port via the first chamber.
22. An electronic device comprising:
a first housing, the first housing defining a first visual indicator; and
a first post extending from a first inner surface of the first housing, the first post having a first chamber to receive at least a portion of a first light source, the first chamber to provide a first optical pathway between the first light source and the first visual indicator, and the first post to prevent the first light source from illuminating a second visual indicator adjacent the first visual indicator, wherein the first chamber includes a first opening adjacent a first surface of a printed circuit board and a second opening adjacent the first visual indicator, and wherein the first post comprises a cylindrical portion and an angled portion, the cylindrical portion defining the first opening and the angled portion defining the second opening.
23. An electronic device comprising:
a first housing comprising a slot, the first housing defining a first visual indicator;
a first post extending from a first inner surface of the first housing, the first post having a first chamber to receive at least a portion of a first light source, the first chamber to provide a first optical pathway between the first light source and the first visual indicator, and the first post to prevent the first light source from illuminating a second visual indicator adjacent the first visual indicator; and
a printed circuit board comprising a tab, wherein the slot is to receive the tab to position the first light source in the first chamber immediately adjacent the first visual indicator.