LED bulb, lamp holder, or adaptor including a module that extends beyond a shade, cover, or other light blocking element to permit signal or light transmission to or from the module

1. An LED light device, comprising:

a light device body and contact terminal(s) for electrically connecting the LED light device to a power source upon insertion of the LED light device into a light socket;

an extendable module arranged to extend from and to be retracted into said light device body;

wherein said extendable module includes circuitry and an electronic unit for wireless electromagnetic communication comprising at least one of a sensor, a remote control, an integrated circuit, and a digital data recording and storage device;

wherein at least one LED is arranged in the light device body outside said extendable module;

wherein said light device body includes a blocking means that is a built-in or made of an outside building's material that interferes with transmission and reception of wireless electromagnetic signals to and from said electronic unit when said extendable module is retracted into the light device body, thus interfering with operation of the electronic unit;

wherein when said extendable module is extended from said light device body, said blocking means no longer interferes with transmission and reception of wireless electromagnetic signals to and from said electronic unit, thus allowing operation of the electronic unit without interference by the blocking means;

wherein the LED light device is an LED bulb.

2. An LED light device as claimed in claim 1 , further comprising plug parts including at least one of a screw plug, a pin plug, a position-and-twist plug.

3. An LED light device as claimed in claim 1 , further comprising stopper means for stopping extension of said extendable module from the light device body.

4. An LED light device as claimed in claim 1 , further comprising a heat sink for conducting heat to an outside of the light device body.

5. An LED light device as claimed in claim 1 , wherein the LED light device further comprising optics means for modifying light from said at least one LED, said optics means including at least one of a concave, convex, or condensing lens, stencil, window, opening, cut-out, reflector, retro-reflector, and adjustable focus mechanism.

6. An LED light device as claimed in claim 1 , wherein the LED light device is included in at least one of a desk lamp, table lamp, reading lamp, mirror lamp, floor lamp, wall lamp, outdoor lamp, indoor lamp, ceiling lamp, chandelier lamp, track lighting, garden lamp, and seasonal lamp.

7. An LED light device as claimed in claim 1 , wherein the extendable module extends from one end, both ends, or at least one surface of the LED bulb, lamp holder, or lamp holder adaptor.

8. An LED light device as claimed in claim 1 , wherein said circuitry and additional electric parts and accessories are fitted within compartments in said extendable module.

9. An LED light device as claimed in claim 1 , wherein said extendable module includes a single sided, double sided, or printed circuit board on which said at least one LED is mounted.

10. An LED light device as claimed in claim 1 , wherein said plug parts include means for enabling twisting of the extendable module to a selected orientation when the LED light device is plugged into a socket, thereby enabling the sensor or switch means in the extendable module to be aimed in a desired direction.

11. An LED light device as claimed in claim 1 , further comprising lock means to lock the extendable module at least one predetermined extension position.

12. An LED light device as claimed in claim 1 , wherein said digital recording and storage device includes one of a camera, digital video recorder, and pin-hole camera, and at least one of a tape, CD, SD card, Micro SD card, and memory stick.

13. An LED light device as claimed in claim 1 , wherein said blocking means is one of a lamp cover, lamp shade, lamp glass, and light fixture.

14. An LED light device, comprising:

a light device body and contact terminal(s) for electrically connecting the LED light device to a power source upon insertion of the LED light device into a light socket;

an extendable module arranged to extend from and to be retracted into said light device body on the front of the said LED light device to overcome any block-means interfere the electric signal receiving or transmission;

wherein said extendable module includes circuitry and an electronic unit for wireless electric-signal communication comprising at least one of a sensor, a remote control including the blue-tooth or wifi receiving device, an integrated circuit, and a digital data recording and storage device;

at least one LED arranged in the light device body outside said extendable module;

a blocking means is a built-in or building's material outside of said LED light device that interferes with transmission and reception of wireless electric signals to and from said electronic unit when said extendable module is retracted into the light device body, thus interfering with operation of the electronic unit;

wherein when said extendable module is extended from said light device body, said blocking means no longer interferes with transmission and reception of wireless electric signals to and from said electronic unit, thus allowing operation of the electronic unit without interference by the blocking means;

wherein the LED light device is an LED bulb.

15. An LED light device as claimed in claim 14 , wherein said blocking means is one of a lamp cover, lamp shade, lamp glass, and light fixture or building material outside of the said light device.

16. An LED light device, comprising:

a light device body and contact terminal(s) for electrically connecting the LED light device to a power source upon insertion of the LED light device into a light socket;

an extendable module arranged to extend from and to be retracted into said light device body on the front of the said LED light device to overcome any block-means interfere the electric signal receiving or transmission;

wherein said extendable module includes circuitry and an electronic unit for wireless electric-signal communication comprising at least one of a sensor, a remote control including the blue-tooth or wifi receiving device, an integrated circuit, and a digital data recording and storage device;

at least one LED arranged in the light device body outside said extendable module;

a blocking means is a built-in or building's material outside of said LED light device that interferes with transmission and reception of wireless electric signals to and from said electronic unit when said extendable module is retracted into the light device body, thus interfering with operation of the electronic unit;

wherein when said extendable module is extended from said light device body, said blocking means no longer interferes with transmission and reception of wireless electric signals to and from said electronic unit, thus allowing operation of the electronic unit without interference by the blocking means;

wherein the LED light device has a second extendable module on a rear end of the LED light device that can extend or retract to enable further extension of the LED light device to overcome the blocking means; and

wherein the LED light device is an LED bulb.

17. An LED light device as claimed in claim 16 , further comprising a backup energy storage device built-in on the rear extendable module of the LED device to provide continuous backup power when the LED light device power source is off or shut-down for a sensor, remote controller, Bluetooth receiver, wifi receiver, or circuit unit.

18. An LED light device as claimed in claim 17 , the backup energy storage device is a non-rechargeable or rechargeable battery.

19. An LED light device as claimed in claim 16 , wherein said blocking means is one of a lamp cover, lamp shade, lamp glass, and light fixture or building material outside of the said light device.