LIGHTING APPARATUS

Abstract

A lighting apparatus includes a LED module, a light source plate, a heat sink, an antenna, a driver and a light housing. The light source plate is used for holding the LED module. The heat sink has a bottom plate and a lateral wall. The light source plate is placed on the bottom plate. The antenna is disposed on the lateral wall. The driver is used for generating a driving current to the LED module. The driver has a wireless circuit. The wireless circuit is electrically connected to the antenna for transmitting a wireless signal. The light housing is used for holding the heat sink so that the LED module emits light toward a light opening of the light housing.

Claims

1. A lighting apparatus, comprising: a LED module; a light source plate for holding the LED module; a heat sink with a bottom plate and a lateral wall, wherein the light source plate is placed on the bottom plate; an antenna disposed on the lateral wall; a driver for generating a driving current to the LED module, wherein the driver has a wireless circuit, wherein the wireless circuit is electrically connected to the antenna for transmitting a wireless signal; a light housing for holding the heat sink so that the LED module emits light toward a light opening of the light housing; and a lens with a top lens edge engages the top trumpet part to press the light source plate to the bottom plate of the heat sink, wherein the light housing has a trumpet structure with a top trumpet part and a bottom trumpet part, the top trumpet part has a larger diameter than the bottom trumpet part, the lateral wall of the heat sink engages the top trumpet part.

2. The lighting apparatus of claim 1, wherein an antenna plug is disposed on a bottom side of the bottom plate for connecting to the driver, wherein the antenna is electrically connected to the driver via the antenna plug.

3. The lighting apparatus of claim 2, wherein the driver comprises a control module and a current generator, wherein the control module has an antenna socket connecting to the antenna plug.

4. The lighting apparatus of claim 2, wherein there is a gap opening disposed on the lateral wall, wherein the gap opening is adjacent to the antenna.

5. The lighting apparatus of claim 4, wherein the gap opening has multiple turn portions.

6. The lighting apparatus of claim 2, wherein the lateral wall has a top portion and a bottom portion, the bottom portion is closer to the light source plate than the top portion, wherein the antenna is placed on the top portion.

7. The lighting apparatus of claim 1, wherein the antenna has a first antenna part and a second antenna part disposed on two sides of the lateral wall.

8. The lighting apparatus of claim 1, wherein the antenna has multiple antenna units placed on multiple positions of the lateral wall, wherein the driver selects one of the multiple antennas with a best signal quality.

9. The lighting apparatus of claim 1, wherein the antenna is plugged on an antenna socket disposed on the lateral wall.

10. The lighting apparatus of claim 1, wherein the driver is placed on the light source plate, wherein the antenna is connected to the driver via a metal path of the light source plate.

11. The lighting apparatus of claim 1, wherein a wireless circuit is integrated with the antenna to be placed on the lateral wall.

12. The lighting apparatus of claim 1, wherein the top lens edge is buckled to the top trumpet part.

13. The lighting apparatus of claim 11, further comprising a NFC tag disposed on the lens, wherein the NFC tag is electrically connected to a conductive path of the antenna to be connected to the driver.

14. The lighting apparatus of claim 1, wherein the top trumpet part is an electric insulator.

15. The lighting apparatus of claim 1, wherein an inner surface of the lateral wall has a reflective layer.

16. The lighting apparatus of claim 1, wherein a manual switch is mounted on the lateral wall of the heat sink, wherein the manual switch is connected to the driver and an operation portion of the manual switch is exposed outside the lighting apparatus to be operated by the user to adjust an output of the LED module.

17. The lighting apparatus of claim 16, wherein the antenna is integrated with the manual switch as an unit to be placed on the lateral wall.

18. The lighting apparatus of claim 1, wherein there is a gap distance between an edge of the light source plate and the lateral wall of the heat sink.

Description

BRIEF DESCRIPTION OF DRAWINGS

[0053] FIG. 1 illustrates an exploded view of a lighting apparatus embodiment.

[0054] FIG. 2 illustrates an example of a heat sink with an antenna.

[0055] FIG. 3 illustrates a buckling connection of components in an embodiment.

[0056] FIG. 4 shows another embodiment of a lighting apparatus.

[0057] FIG. 5 shows an antenna socket on a lateral wall.

[0058] FIG. 6 shows multiple antenna parts for providing better signal quality.

DETAILED DESCRIPTION

[0059] In some embodiments, a lighting apparatus includes a LED module 607, a light source plate 606, a heat sink 622, an antenna 624, a driver 617 and a light housing 605.

[0060] The light source plate 606 is used for holding the LED module 607. The conductive path may be formed on the light source plate 606. In addition, an aluminum plate may be integrated for increasing heat dissipation.

[0061] The heat sink 622 has a bottom plate 623 and a lateral wall 621. The lateral wall 621 is surrounding the bottom plate 623, forming a container for holding the light source plate 606.

[0062] The light source plate 606 is placed on the bottom plate 623.

[0063] The antenna 624 is disposed on the lateral wall 621.

[0064] The driver 617 is used for generating a driving current from an external power source 619, like 110V AC power, to the LED module 607.

[0065] The driver 617 has a wireless circuit 616 which may be integrated with a control module with processors. The driver 617 may also has a current generator 615.

[0066] The wireless circuit 616 is electrically connected to the antenna for transmitting a wireless signal.

[0067] The light housing 605 is used for holding the heat sink 622 so that the LED module 607 emits light toward a light opening 60of the light housing 608.

[0068] In some embodiments, an antenna plug 614 is disposed on a bottom side of the bottom plate 623 for connecting to the driver 617. The antenna plug 614 is connected to the antenna 624 via a conductive path 613.

[0069] The antenna 624 is electrically connected to the driver 617 via the antenna plug 614.

[0070] In some embodiments, the driver includes a control module and a current generator 615, as mentioned above.

[0071] The control module has an antenna socket 6141 connecting to the antenna plug 614.

[0072] In FIG. 2, there is a gap opening 404 disposed on the lateral wall 401.

[0073] The gap opening 404 is adjacent to the antenna 5.

[0074] In some embodiments, the gap opening has multiple turn portions 4041, 4042. Such design enhances the strength of the lateral wall and also enhances signal quality of the antenna 5.

[0075] In some embodiments, the lateral wall has a top portion 4011 and a bottom portion 4012. The bottom portion 4012 is closer to the light source plate than the top portion 4011.

[0076] The anntenna 5 is placed on the top portion 4011.

[0077] In FIG. 4, the antenna 624 has a first antenna part 610 and a second antenna part 612 disposed on two sides of the lateral wall 622.

[0078] In FIG. 6, the antenna has multiple antenna units 801, 802, 804 placed on multiple positions of the lateral wall 805.

[0079] The driver 804 selects one of the multiple antennas 801, 802, 803 with a best signal quality. In other words, the multiple antennas 801, 802, 803 may be placed on different positions of the lateral wall so that when the light device is installed on a platform and some antennas are shielded by obstacles, the driver 804 selects one or more antennas for receiving an transmitting signals.

[0080] In FIG. 5, the antenna 701 is plugged on an antenna socket 702 disposed on the lateral wall 703.

[0081] In some embodiments, the driver is placed on the light source plate. For example, the driver is attached on a back side of the light source plate, opposite to the LED module.

[0082] The antenna is connected to the driver via a metal path of the light source plate.

[0083] For example, FIG. 4 shows a conductive path 613 for connecting the antenna to the driver. The conductive path 613 may be placed on the light source plate.

[0084] In FIG. 4, a wireless circuit 651 is integrated with the antenna 624 to be placed on the lateral wall 621.

[0085] In some embodiments, the light housing 605 has a trumpet structure with a top trumpet part 603 and a bottom trumpet part 604.

[0086] The top trumpet part 603 has a larger diameter than the bottom trumpet part 604.

[0087] The lateral wall 621 of the heat sink engages the top trumpet part 603.

[0088] In some embodiments, the lighting apparatus may also include a lens 602 with a top lens edge 601 engages the top trumpet part 603 to press the light source plate 606 to the bottom plate 623 of the heat sink 622.

[0089] In some embodiments, the top lens edge 601 is buckled to the top trumpet part 603, with a detailed example in FIG. 3.

[0090] In some embodiments, the lighting apparatus may also include a NFC tag 652 disposed on the lens 602.

[0091] The NFC tag 652 is electrically connected to a conductive path 613 of the antenna to be connected to the driver 617.

[0092] In some embodiments, the top trumpet part is an electric insulator.

[0093] In some embodiments, an inner surface of the lateral wall has a reflective layer.

[0094] In some embodiments, a manual switch 609 is mounted on the lateral wall of the heat sink.

[0095] The manual switch 609 is connected to the driver 617 and an operation portion of the manual switch 609 is exposed outside the lighting apparatus to be operated by the user to adjust an output of the LED module. For example, the exposed portion of the manual switch 609 may be a button or a slide switch for adjusting a color temperature of the LED module via controlling the driver 617.

[0096] In some embodiments, the antenna is integrated with the manual switch as an unit to be placed on the lateral wall.

[0097] In some embodiments, there is a gap distance 631 between an edge of the light source plate and the lateral wall 621 of the heat sink 622.

[0098] Please refer to FIG. 1. FIG. 1 shows an embodiment. In the embodiment, the lighting apparatus has a lens 102, a light source plate 3 mounted with LED modules, a heat sink 4 with an antenna 5 on a lateral wall of the heat sink 4, and a wireless circuit 6 connected to the antenna 5 via an antenna plug 402. The wireless circuit 6 is a part of the driver 2. There is a trumpet shape housing 101 for holding the components mentioned above forming a lighting apparatus 1.

[0099] FIG. 2 shows a heat sink 4. The heat sink 4 has an antenna plug 402 for connecting the antenna 5. The antenna 5 is placed on the lateral wall 401 of the heat sink 4.

[0100] FIG. 3 shows a buckling structure for the example in FIG. 1. The lens 102 has an edge 103 buckled with a top trumpet part 101 with a buckle structure 104.

[0101] The foregoing description, for purpose of explanation, has been described with reference to specific embodiments. However, the illustrative discussions above are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Many modifications and variations are possible in view of the above teachings.

[0102] The embodiments were chosen and described in order to best explain the principles of the techniques and their practical applications. Others skilled in the art are thereby enabled to best utilize the techniques and various embodiments with various modifications as are suited to the particular use contemplated.

[0103] Although the disclosure and examples have been fully described with reference to the accompanying drawings, it is to be noted that various changes and modifications will become apparent to those skilled in the art. Such changes and modifications are to be understood as being included within the scope of the disclosure and examples as defined by the claims.