CN112856259A

CN112856259A - Lamp with antenna

Info

Publication number: CN112856259A
Application number: CN201911194717.3A
Authority: CN
Inventors: 王圣博; 吴长协; 林诣超; 刘耀钟; 郭家泰
Original assignee: Epistar Corp
Current assignee: Epistar Corp
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2021-05-28

Abstract

The invention discloses a lamp with an antenna, which comprises a joint, a control module board, the antenna, a light source comprising a light emitting diode and a lamp shell, wherein the antenna is electrically connected with the control module board. The antenna is arranged between the control module board and the lamp shell and protrudes above the joint.

Description

Lamp with antenna

Technical Field

The present invention relates to a lamp, and more particularly, to a lamp including a connector, a control module board, and an antenna, wherein the antenna protrudes from the connector.

Background

Most of the lamps used for lighting are spaced from users, switches of the lamps are often installed on one side close to the lamps, or the switches of the lamps are arranged in the same position, and the users only need to move to the positions of the switches to switch the lamps. However, if a plurality of lamps are to be switched on or off or controlled, the user is more likely to need to go to or from the positions of a plurality of different switches. How to allow a user to switch on and off one or more light fixtures without moving becomes an important feature in light fixture design today.

Disclosure of Invention

The invention discloses a light-emitting device which comprises a lamp shell, a joint connected with the lamp shell, a light source, a control module board and an antenna. The lamp housing comprises an inner space, and the light source is positioned in the inner space. The control module board is positioned in the joint and forms an accommodating space with the lamp shell, and the antenna is positioned in the accommodating space.

Drawings

Fig. 1A is a schematic perspective view of a lamp according to an embodiment of the invention;

FIG. 1B is a perspective view of a lamp according to an embodiment of the invention;

FIG. 2A is a top view of a control module board according to one embodiment of the present invention;

fig. 2B is a top view of a lighting circuit board according to an embodiment of the invention;

FIG. 3A is a schematic perspective view of a lamp according to an embodiment of the invention;

FIG. 3B is a top view of a control module board according to one embodiment of the present invention;

FIG. 4A is a schematic perspective view of a lamp according to an embodiment of the invention;

FIG. 4B is a top view of a control module board according to one embodiment of the present invention;

fig. 4C is a schematic diagram of a transmission device according to an embodiment of the invention.

Description of the symbols

100. 200 and 300: a light fixture;

10. 101, 102, 103, 104, 1722a, 1722 b: a light source;

11: a support pillar;

12: a lamp housing;

14: a joint;

16. 16a, 16 b: a control module board;

164. 165, 1720a, 1720b, 184, 185: a surface;

18: a lighting circuit board;

13. 130, 131a, 131 b: a connecting portion;

120: an interior space;

121. 160, 180, 161: a through hole;

150. 151, 152: an accommodating space;

163. 163a, 163b, 183, 1720: a substrate;

170: an antenna;

171: a light receiving device;

172: a transmission device;

1721: a connecting end;

180: a power supply contact;

181: a receiving part;

19. 19a, 19 b: a control chip;

21: a drive circuit;

22: a thimble;

24: a thimble seat;

23. 25, 23a, 23 b: a line;

Detailed Description

Fig. 1A is a schematic perspective view of a lamp according to an embodiment of the invention. Fig. 1B is a perspective schematic view of a lamp according to an embodiment of the invention. Referring to fig. 1A, the luminaire 100 includes a supporting pillar 11, a lamp housing 12, an antenna 170, a connecting portion 13 including an upper connecting portion 130 and a lower connecting portion 131, a connector 14, a control module board 16, a light source 10 including a first light source 101, a second light source 102, a third light source 103, and a fourth light source 104, and a lighting circuit board 18 (refer to fig. 1B) located in the connector 14. The connector 14 and the lighting circuit board 18 may be electrically connected by a wire (not shown), and an external power source may input power to the light source 10 through the connector 14, the wire, and the lighting circuit board 18. In addition, the control module board 16 may control the lighting circuit board 18 to change the current input to the light source 10. More specifically, the luminaire 100 may receive an external control signal through the antenna 170 and generate an internal control signal according to the received control signal via the control module board 16 to change the current characteristic of the current signal output by the lighting circuit board 18, thereby changing the optical characteristic of the luminaire. The current characteristics are, for example, a waveform, a peak value, a root-mean-square value, and a duty ratio (DutyRatio) of the current, and the optical characteristics are, for example, a color temperature, a luminance, and a flicker frequency.

Therefore, the antenna 170 can receive the external control signal and transmit the signal to the control module 16, and the control module 16 generates an internal control signal to the lighting circuit board 18 according to the external control signal. The lighting circuit board 18 adjusts the current characteristics of the output current signal according to the internal control signal, and the light source 10 emits light rays with different optical characteristics according to different current signals.

The light source 10 in the luminaire 100 includes a first light source 101, a second light source 102, a third light source 103 and a fourth light source 104, and the four light sources may be connected in series with each other. In other embodiments, the light sources may be otherwise electrically connected to each other. For example, the first light source 101, the second light source 102, the third light source 103 and the fourth light source 104 are connected in parallel, or the first light source 101, the second light source 102, the third light source 103 and the fourth light source 104 are connected in series after being connected in pairs (for example, the first light source 101 and the second light source 102 connected in parallel and the third light source 103 and the fourth light source 104 connected in parallel are connected in series), or the first light source 101, the second light source 102, the third light source 103 and the fourth light source 104 are connected in parallel after being connected in pairs (for example, the first light source 101 and the second light source 102 connected in series and the third light source 103 and the fourth light source 104 connected in series are connected in parallel).

The first light source 101, the second light source 102, the third light source 103 and the fourth light source 104 each include one or more light emitting diodes. In one embodiment, each of the first light source 101 and the second light source 102 includes a plurality of phasesLight emitting diodes which are of the same color and are connected in series. The light emitting diode may include a semiconductor layer of a group III-V semiconductor material, such as Al, to emit non-coherent light_xIn_yGa_(1-x-y)N or Al_xIn_yGa_(1-x-y)P, wherein x is more than or equal to 0 and less than or equal to 1; y is more than or equal to 0 and less than or equal to 1; (x + y) is less than or equal to 1. And depending on the material, the light emitting diode may emit red light having a peak wavelength between 610nm and 650nm, green light having a peak wavelength between 495nm and 570nm, blue light having a peak wavelength between 450nm and 495nm, violet light having a peak wavelength between 400nm and 440nm, or ultraviolet light having a peak wavelength between 200nm and 400 nm. In one embodiment, the light emitting diode has a substrate and a light emitting layer formed on the substrate. In the light sources 101-104, the light emitting diodes may be covered with a wavelength conversion material. The wavelength conversion material comprises a quantum dot material, a phosphor material, or a combination of both. The phosphor material may include yellow-green phosphor, red phosphor, or blue phosphor. The yellow-green phosphor comprises YAG, TAG, silicate, vanadate, alkaline earth metal selenide and metal nitride. The red phosphor comprises a fluoride (e.g., K)₂TiF₆：Mn⁴⁺Or K₂SiF₆：Mn⁴⁺) Silicates, vanadates, alkaline earth metal sulfides, metal oxynitrides, and mixtures of tungstates and molybdates. The blue phosphor comprises BaMgAl₁₀O₁₇：Eu²⁺. The quantum dot material may be zinc sulfide, zinc selenide, zinc telluride, zinc oxide, cadmium sulfide, cadmium selenide, cadmium telluride, gallium nitride, gallium phosphide, gallium selenide, gallium antimonide, gallium arsenide, aluminum nitride, aluminum phosphide, aluminum arsenide, indium phosphide, indium arsenide, tellurium, lead sulfide, indium antimonide, lead telluride, lead selenide, antimony telluride, ZnCdSeS, CuInS, CsPbCl, cadmium telluride, gallium nitride, gallium phosphide, gallium arsenide, aluminum phosphide, aluminum arsenide, indium phosphide, indium arsenide, tellurium, lead sulfide, indium antimonide, lead telluride, lead selenide, antimony telluride, ZnCdSeS, CuIn₃、CsPbBr₃、CsPbI₃. In one embodiment, the first light emitting device 101 including the wavelength conversion material can emit a white light having a color temperature between 10000K to 20000K and a color point coordinate (x, y) in the CIE1931 chromaticity diagram, wherein x is greater than or equal to 0.27 and less than or equal to 0.285; y is more than or equal to 0.23 and less than or equal to 0.26. In one embodimentThe white light emitted from the first light emitting element 101 has a color temperature of 2200 to 6500K (e.g., 2200K, 2400K, 2700K, 3000K, 5700K, 6500K) and a color point coordinate (x, y) in the CIE1931 chromaticity diagram is located within a 7-step MacAdam ellipse (MacAdamellipse). The equivalent forward voltage of the light source 10 is between 110V and 280V, such as 130V, 200V or 260V. In one embodiment, the light source 10 is an LED filament, and the description of the LED filament can be found in taiwan application No. 107123460.

The control module board 16 is used for receiving an external control signal and generating an internal control signal to the lighting circuit board 18, for example, receiving a bluetooth signal, a Wi-Fi signal, an infrared signal or other transmission mode signal, and generating an internal control signal to be input to the lighting circuit board 18. In one embodiment, the control board 16 includes a data storage device, such as a random access memory (DRAM), a synchronous random access memory (SDRAM), or a Flash memory. In one embodiment, the control board 16 comprises a control chip for generating internal control signals according to external control signals received, the control chip comprises a bluetooth signal processing chip or an infrared signal processing chip.

The lighting circuit board 18 is used for converting a voltage signal provided by an external power source and adjusting characteristics of an output current according to an internal control signal provided by the control board 16. In the portion for converting the voltage signal supplied from the external power source, for example, the lighting circuit board 18 converts an ac voltage signal from the outside into a dc voltage signal and generates a current to be input to the light source 10. In one embodiment, the lighting circuit board 18 includes a bridge rectifier, a filter, and a Transistor, which may be a High Electron Mobility Transistor (HEMT) or a Metal-Oxide-Semiconductor Field-Effect Transistor (MOSFET). At the portion where the current characteristics are adjusted, for example, the illumination circuit board 18 adjusts the characteristics of the output current according to the internal control signal from the control board 16 to change the optical characteristics of the light emitted from the light source 10. For the optical characteristics and the adjusted current characteristics, please refer to the above paragraphs, which are not repeated herein.

Fig. 1B is a perspective schematic view of a lamp according to an embodiment of the invention. Referring to fig. 1B, in the lamp 100, the lamp housing 12 includes an inner space 120 for accommodating the supporting pillar 11, the light source 10, the upper connecting portion 130 and the lower connecting portion 131. Wherein, two sides of the supporting column 11 are physically connected to the light source 10 through the upper and lower connecting

portions

130 and 131, respectively. The lower connecting portion 131 includes a first lower connecting portion 131a and a second lower connecting portion 131 b. The light source 10 is further electrically connected to the lighting circuit board 18 via the upper and lower connecting

portions

130 and 131. For example, the current provided by the lighting circuit board 18 enters the second light source 102 through the second lower connecting portion 131b, then flows from the second light source 102 to the first light source 101 through the upper connecting portion 130, passes through the first light source 101, and then returns to the lighting circuit board 18 through the first lower connecting portion 131a to form a current loop. The upper connection portion 130 and the lower connection portion 131 comprise a conductive material (e.g., metal), and the supporting pillar 11 is a cylinder comprising a transparent material (e.g., glass), wherein a conductive structure penetrates through and connects the upper connection portion 130. The lamp housing 12 includes a through hole 121, so that the lower connection portion 131 can pass through the through hole 121 and the through hole 160 (see fig. 2A) of the control module 16 and then be electrically connected to the power contact 180 (see fig. 2B) of the lighting circuit board 18, so that the current provided by the lighting circuit board 18 can be transmitted to the light source 10 through the lower connection portion 131. In one embodiment, the through hole 160 contains a metal material in direct contact with the lower connection portion 131. The support posts 11 extend downward beyond the lamp housing 12 and then pass through the through holes 161 (see fig. 2A) in the control module board 16 to directly contact the lighting circuit board 18. In one embodiment, the lighting circuit board 18 further includes a receiving portion 181 to allow the support post 11 to pass through the lighting circuit board 18. The lamp housing 12 and the control module board 16 together form an accommodating space 150 between the lamp housing 12 and the control module board 16, and a portion of the supporting column 11 and the antenna 170 are located in the accommodating space 150. As shown in fig. 1B, the antenna 170 protrudes from the control module board 16 and beyond the contact 14, so that the antenna 170 includes a portion not surrounded by the contact 14, and therefore the antenna 170 is not shielded by the contact 14 including a metal material, and can stably transmit and receive wireless signals.

In one embodiment, the antenna 170 includes an antenna substrate and a metal wire on the antenna substrate, wherein the antenna substrate may be a Printed Circuit Board (PCB) or a substrate including Polyester (PET), and the metal wire includes copper. In another embodiment, the antenna 170 includes an insulating reflective layer covering the antenna substrate, so as to reflect the light emitted from the light source 10 and reduce the light absorbed by the antenna 170, thereby preventing the luminous intensity of the lamp 100 from being attenuated.

Fig. 2A is a top view of a control module according to an embodiment of the invention. Referring to fig. 2A, the control module board 16 includes a substrate 163, through

holes

160, 161, a control chip 19, a circuit 23 and a thimble 22, and the antenna 170 is disposed on the control module board 16. The substrate 163 includes a first upper surface 164 and a first lower surface 165 opposite to the first upper surface 164, and the circuit 23 on the first upper surface 164 is electrically connected to the control chip 19, the antenna 170 and the thimble 22. The through

holes

160, 161 penetrate the base plate 163 so that the lower connection portion 131 can be electrically connected to the lighting circuit board 18 after passing through the through hole 160, and the support post 11 in fig. 1A can also be in direct contact with the lighting circuit board 18 through the through hole 161. The control chip 19 is disposed on the first upper surface 164, and the control chip 19 is connected to the antenna 170 through a line 23, and after receiving an external control signal received by the antenna 170, the control chip 19 converts the external control signal into an internal control signal, and then transmits the internal control signal to the lighting circuit board 18 through the thimble 22 penetrating through the substrate 163 through the line 23. In one embodiment, the signal received by the antenna 170 is a bluetooth signal, and the control chip 19 includes a bluetooth chip to process the bluetooth signal. The control board 16 further includes other electronic components (not shown), such as transistors, resistors and capacitors. In one embodiment, to fully utilize the space, a circuit (not shown) and an electronic device (not shown) are also disposed below the first bottom surface 165.

Fig. 2B is a top view of a lighting circuit board according to an embodiment of the invention. Referring to fig. 2B, the lighting circuit board 18 includes a substrate 183, a power contact 180, a receiving portion 181, a driving circuit 21, a circuit 25, and a header 24. The substrate 183 includes a second upper surface 184 and a second lower surface 185 opposite the second upper surface 184. The driver circuit 21, the circuit 25 and the header 24 are disposed on the upper surface 184 of the lighting circuit board 18. The lower connecting portion 131 passes through the through hole 160 in fig. 2A and then directly contacts the power contact 180, and is electrically connected to the driving circuit 21 through the line 25, and the supporting post 11 passes through the through hole 161 in fig. 2A and then directly contacts the receiving portion 181. The power contact 180 comprises a metallic material that passes through the substrate 183. The thimble seat 24 is used for accommodating the thimble 22. The thimble seat 24 includes a metal layer (not shown) contacting the thimble 22 and the circuit 25, so that the thimble 22 can be electrically connected to the circuit 25 via the metal layer, so that the thimble 22 can transmit the internal control signal generated by the control chip 19 to the driving circuit 21 via the metal layer and the circuit 25. In addition, since the thimble seat 24 is fixed on the substrate 183, the thimble 22 can be stably disposed on the second upper surface 184, and compared with the thimble 22 connected to the circuit 25 and fixed on the second upper surface 184 only by welding, the thimble seat 24 can prevent the thimble 22 from being broken due to shaking during the manufacturing process, thereby improving the reliability of the whole lamp 100. After receiving the internal control signal, the driving circuit 21 generates a current signal and a voltage signal according to the internal control signal, and transmits the current signal and the voltage signal to the light source 10 through the lower connection portion 131 to determine optical characteristics (optical characteristics) such as brightness, color temperature, and flicker of the light emitted from the light source 10. The driving circuit 21 may change electrical characteristics (electrical characteristics) such as a peak value of the output current, a period of the output current, a duty ratio (duty ratio) of the output current waveform, and a peak value of the output voltage, by using the internal control signal. By changing the current and voltage, the optical characteristics such as the brightness and the flicker frequency of the light emitted from the light source 10 can be changed. In one embodiment, the driving circuit 21 includes a bridge rectifier, a Transistor, a Diode, a resistor, a capacitor, and a filter, wherein the Transistor may be a High Electron Mobility Transistor (HEMT), and the Diode may be a Zener Diode. In one embodiment, the driving circuit 21 further includes electronic components (not shown), such as resistors and capacitors, disposed below the second lower surface 185, and the electronic components are electrically connected to the circuit 25 on the upper surface 184 through a metal layer (not shown) penetrating the substrate 183. The lighting circuit board 18 may be electrically connected to the connector 14 via wires (not shown) to receive power, as described in the previous paragraphs.

Referring to fig. 1A to 1B and fig. 2A to 2B, in the lamp 100, the control board 16 overlaps the lighting circuit board 18. The through hole 160 and the power contact 180 overlap each other in a cross section so that the lower connection portion 131 passes through the through hole 160 and meets the power contact 180. That is, the first and second

lower connection parts

131a and 131b pass through the through holes 160, and are connected to the power contacts 180, respectively, and the first and second

lower connection parts

131a and 131b are not in direct contact to avoid a short circuit. The thimble seat 24 accommodates the thimble 22 so that the thimble 22 and the thimble seat 24 overlap each other in a cross section. The through hole 161 and the receiving portion 181 overlap each other in a cross section, so that the supporting post 11 can fall on or pass through the receiving portion 181 after passing through the through hole 161, and the lighting circuit board 18 carries the supporting post 11. In one embodiment, an insulating layer (not shown) is further disposed between the control board 16 and the lighting circuit board 18, so that the wires 25 and the electronic components on the second upper surface 184 of the lighting circuit board 18 do not touch the wires (not shown) or the electronic components (not shown) under the first lower surface 165 to avoid short circuit.

Fig. 3A is a schematic perspective view of a lamp according to an embodiment of the invention. Referring to fig. 3A, the lamp 200 includes a supporting pillar 11, a lamp housing 12, an antenna 170, a light receiving device 171, a connecting portion 13 including an upper connecting portion 130 and a lower connecting portion 131, a connector 14, a light source 10 including a first light source 101, a second light source 102, a third light source 103 and a fourth light source 104 (not shown or referring to fig. 1A), and a lighting circuit board 18 and a control module board 16a located in the connector 14. The lamp housing 12 includes an inner space 120 for accommodating the supporting pillar 11, the light source 10, the upper connecting portion 130 and the lower connecting portion 131, and the lamp housing 12 and the control module board 16a together form an accommodating space 151, so that a portion of the supporting pillar 11, the antenna 170 and the light receiving device 171 are disposed in the accommodating space 151. The components of the lamp 200 having the same reference numerals as those of the lamp 100 are not described herein again, please refer to the foregoing paragraphs. In addition to receiving the external control signal through the antenna 170, the lamp 200 can receive the external control signal through the light receiving device 171 because the lamp housing 12 transmits light. More specifically, the light receiving device 171 (e.g., photodiode, photoresistor) may receive an external control signal transmitted in visible light, invisible light, or a mixture thereof (e.g., ultraviolet light, violet light, blue light, green light, yellow light, red light, infrared light, or white light), and then the external control signal is converted into an internal control signal by the control module board 16a and transmitted. The control module board 16a is similar to the control module board 16, and the difference is that the control module board 16a can receive and process the light signal received by the light receiving device 171, convert the received light signal into an internal control signal, and transmit the internal control signal to the lighting circuit board 18, in addition to receiving and processing the external control signal received by the antenna 170. Therefore, in the lamp 200, the control module board 16a operates in a similar manner to the control module board 16 in the lamp 100, but processes the light signals received from the light receiving device 171, and please refer to the preceding paragraphs for a description of the control module board 16. In one embodiment, the light receiving device 171 receives a control signal from an Infrared remote controller, the control signal being an Infrared light (Infrared) with a peak wavelength falling within a range of 700nm to 1700nm, for example, the peak wavelength is 850nm, 860nm or 940 nm.

Fig. 3B is a top view of a control module according to an embodiment of the invention. Referring to fig. 3B, the control module board 16a includes a substrate 163a, through

holes

160, 161, a control chip 19a, a circuit 23a and a thimble 22, and the antenna 170 and the light receiving device 171 are disposed on the control module board 16a, wherein the circuit 23a is electrically connected to the control chip 19a, the antenna 170, the light receiving device 171 and the thimble 22. The control module board 16a includes a plurality of components having the same or similar names and numbers as those of the components in the control module board 16, and the related description refers to the foregoing paragraphs. Referring to fig. 3B, the antenna 170 and the light receiving device 171 are respectively located on both sides of the substrate 163a, and each transmits the received signal to the control chip 19a via the line 23 a. That is, the control chip 19a receives a signal (e.g., a bluetooth signal, a Wi-Fi signal, or a wireless network signal with other specifications) from the antenna 170 and a signal (e.g., an infrared optical signal) from the light receiving device 171 through the line 23a, and converts the received signal into an internal control signal, and the generated internal control signal is transmitted to the lighting circuit board 18 through the line 23a and the thimble 22 penetrating the substrate 163a, and the lighting circuit board 18 controls the optical characteristics of the light emitted by the lamp 200 according to the internal control signal, and the related description of the lighting circuit board 18 refers to the aforementioned paragraphs. The control module board 16a further includes other electronic components (not shown), such as transistors, resistors and capacitors.

Fig. 4A is a schematic perspective view of a lamp according to an embodiment of the invention. Referring to fig. 4A, the lamp 300 includes a supporting pillar 11, a lamp housing 12, an antenna 170, a transmission device 172, a connecting portion 13 including an upper connecting portion 130 and a lower connecting portion 131, a connector 14, a light source 10 including a first light source 101, a second light source 102, a third light source 103 and a fourth light source 104, and a lighting circuit board 18 and a control module board 16b located in the connector 14. The lamp housing 12 includes an inner space 120 for accommodating the supporting pillar 11, the light source 10, the upper connecting portion 130 and the lower connecting portion 131, and the lamp housing 12 and the control module board 16b together form an accommodating space 152, so that a portion of the supporting pillar 11, the antenna 170 and the transmission device 172 are disposed in the accommodating space 152. The elements of the lamp 300 having the same reference numbers as those of the lamp 100 refer to the previous paragraphs. The lamp 300 may receive an external control signal (hereinafter, referred to as a first external control signal) for controlling the lamp 300 through the antenna 170, and may further transmit the signal through the transmission device 172. The transmission device 172 may emit wireless signals, such as bluetooth signals, Wi-Fi signals, or other specification wireless network signals, or optical signals, such as visible light, invisible light, or a mixture thereof (e.g., ultraviolet, violet, blue, green, yellow, red, infrared, or white light). In one embodiment, the optical signal is an Infrared light (infra) having a peak wavelength in a range of 700nm to 1700nm, such as 850nm, 860nm, or 940 nm. More specifically, the antenna 170 may receive another external control signal (hereinafter, referred to as a second external control signal) for controlling other electrical devices in addition to the first external control signal. The received first external control signal and the second external control signal are both transmitted to a control chip (not shown) on the control module 16b through a circuit (not shown) disposed on the control module board 16b, and after being processed by the control chip, the first external control signal is converted into a first internal control signal and transmitted to the lighting circuit board 18 to control the lamp 300, and the second external control signal is converted into a second internal control signal and transmitted to the transmission device 172 to control other electrical devices. For a related description of converting the external control signal into the internal control signal to control the lamp, please refer to the preceding paragraphs. After receiving the second internal control signal, the transmission device 172 sends a third external control signal capable of controlling other electrical devices, such as a cold air device, a television device, a smart speaker, or a video/audio player, according to the second internal control signal. In other words, the user can use the lamp 300 as a relay station for transmitting the control signal, and transmit the signal for controlling other electrical devices through the lamp 300, and the user can control other electrical devices through the lamp 300 without moving the position. In one embodiment, the third external control signal and the second external control signal have the same optical characteristics, such as peak wavelength, amplitude and frequency. In one embodiment, the third external control signal is an Infrared light (infra) having a peak wavelength in a range of 700nm to 1700nm, such as 850nm, 860nm, or 940 nm.

FIG. 4B is a top view of a control module according to an embodiment of the invention. Referring to fig. 4B, the control module board 16B includes a substrate 163B, through

holes

160 and 161, a control chip 19B, a circuit 23B and a thimble 22. The control module board 16b includes a plurality of components having the same or similar names and numbers as those of the components in the control module board 16, and the related description and operation refer to the preceding paragraphs. Referring to fig. 4B, the antenna 170 and the transmission device 172 are respectively located at two sides of the substrate 163B. The antenna 170 receives the first external control signal and transmits the signal to the control chip 19b via the line 23b, and the control chip 19b generates the first internal control signal and transmits the first internal control signal to the lighting circuit board 18 via the line 23b and the thimble 22. In addition, the antenna 170 receives the second external control signal and transmits the signal to the control chip 19b through the line 23b, the control chip 19b generates a second internal control signal and transmits the second internal control signal to the transmission device 172 through the line 23b, and the transmission device 172 generates a third external control signal according to the second internal control signal to control other electrical devices. In one embodiment, the transmitting device 172 is a light source, such as a light source emitting visible light, invisible light, or a mixture thereof (e.g., ultraviolet light, violet light, blue light, green light, yellow light, red light, infrared light, or white light). In one embodiment, the transmitting device 172 is a wireless network device that can send out Bluetooth signals, Wi-Fi signals, or other wireless signals.

Fig. 4C is a schematic diagram of a transmission device according to an embodiment of the invention. Referring to fig. 4C, the transmitting device 172 includes a substrate 1720, a fifth light source 1722 and a connecting end 1721. Substrate 1720 includes a first surface 1720a and a second surface 1720 b. The fifth light source 1722 includes a light source 1722a disposed on the first surface 1720a of the substrate 1720 and a light source 1722b disposed on the second surface 1720b of the substrate 1720. The second internal control signal is received by circuitry (not shown) on the surface of substrate 1720 to issue a third external control signal. The substrate 1720 is connected to the control module 16b through a connection 1721. In one embodiment, the fifth light source 1722 is disposed only on the first surface 1720a or the second surface 1720 b. In one embodiment, the light source 1722 includes a III-V compound semiconductor, such as AlGaInP, where AlGaInP is expressed as a chemical formula (Al)_y1Ga_(1-y1))_1-x3In_x3P, wherein x3 is more than or equal to 0 and less than or equal to 1, y1 is more than or equal to 0 and less than or equal to 1, and the infrared light with peak wavelength (peak wavelength) between 700 and 1700nm can be emitted.

In summary, the present invention provides a

lamp

100, 200, 300 that can be remotely controlled, so that a user can use a mobile phone or a remote controller to send out a control signal to control the lamp, or more particularly, can use the lamp as a signal to control other electronic devices.

The above-mentioned embodiments are merely illustrative of the technical spirit and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the content of the present invention and to implement the same, so that the scope of the present invention should not be limited thereto, i.e., the scope of the present invention should be covered by all equivalent changes and modifications made in the spirit of the present invention.

Claims

1. A light emitting device, comprising:

a lamp housing including an interior space;

the joint is connected with the lamp shell;

a light source located within the interior space;

the control module board is positioned in the joint and forms an accommodating space with the lamp shell; and

the antenna is positioned in the accommodating space.

2. The light-emitting device according to claim 1, wherein the antenna comprises a substrate and a reflective layer covering the substrate.

3. The lighting apparatus of claim 1, wherein the antenna does not penetrate the envelope and protrudes into the interior space.

4. The light emitting device of claim 1, further comprising a support post passing through the lamp housing.

5. The light emitting device of claim 4, further comprising upper and lower connecting portions connected to the support posts.

6. The light emitting device of claim 1, further comprising a lighting circuit board surrounded by the connector.

7. The light emitting device of claim 6, wherein the control module board comprises a thimble electrically connected to the lighting circuit board.

8. The light emitting device of claim 1, wherein the antenna stands on the control module board.

9. The light-emitting device of claim 1, further comprising a transmission device disposed in the accommodating space.

10. The light emitting device of claim 1, wherein the transmitting means can transmit visible light or invisible light.