Integrated multiplexed RF-to-optical interconnect for portable electronic devices
An information handling system, a display panel, and a method for providing optical communication of signals within a display panel is provided. The information handling system comprises a radio frequency (RF) transceiver subsystem, an antenna subsystem, and a display panel, the display panel for displaying graphic images, the display panel comprising an optical communication channel coupled to the RF transceiver subsystem and the antenna subsystem, the optical communication channel for communicating transmit signals from the RF transceiver subsystem to the antenna subsystem and for communicating receive signals from the antenna subsystem to the RF transceiver subsystem.
1. An information handling system comprising:
a radio frequency (RF) transceiver subsystem;
an antenna subsystem; and
a display panel for displaying graphic images, the display panel including an optical communication channel coupled to the RF transceiver subsystem and the antenna subsystem, the optical communication channel for communicating transmit signals from the RF transceiver subsystem to the antenna subsystem and for communicating receive signals from the antenna subsystem to the RF transceiver subsystem.
2. The information handling system of claim 1 , wherein the optical communication channel is disposed in a transparent pane of the display panel.
3. The information handling system of claim 2 , wherein the optical communication channel is disposed peripheral to a viewable portion of the display panel on which the graphic images are to be displayed.
4. The information handling system of claim 1 , wherein the transmit signals comprise multiple RF band transmit signals of a plurality of RF bands and the receive signals comprise multiple RF band receive signals of a plurality of RF bands.
5. The information handling system of claim 1 , wherein the optical communication channel is for communicating supervisory signals between the RF transceiver subsystem and the antenna subsystem in addition to communicating the transmit signals and the receive signals.
6. The information handling system of claim 1 , wherein the optical communication channel wavelength division multiplexes first transmit signals to the antenna subsystem, second transmit signals to a second antenna subsystem, and third transmit signals to a third antenna subsystem, wherein the first antenna subsystem is located along a first edge of the display panel, the second antenna subsystem is located along a second edge of the display panel, and the third antenna subsystem is located along a third edge of the display panel.
7. The information handling system of claim 1 , wherein the display panel further comprises:
a second optical communication channel for communicating second transmit signals from the RF transceiver subsystem to a second antenna subsystem and for communicating second receive signals from the second antenna subsystem to the RF transceiver subsystem; and
a third optical communication channel for communicating third transmit signals from the RF transceiver subsystem to a third antenna subsystem and for communicating third receive signals from the third antenna subsystem to the RF transceiver subsystem.
8. A display panel comprising:
an array of image display elements for displaying graphic images; and
an optical communication channel providing a radio frequency (RF) transceiver subsystem interface for coupling the optical communication channel to an RF transceiver subsystem and an antenna subsystem interface for coupling the optical communication channel to an antenna subsystem, the optical communication channel for communicating transmit signals from the RF transceiver subsystem interface to the antenna subsystem interface and for communicating receive signals from the antenna subsystem interface to the RF transceiver subsystem interface.
9. The display panel of claim 8 , wherein the optical communication channel is disposed in a transparent pane of the display panel.
10. The display panel of claim 9 , wherein the optical communication channel is disposed peripheral to a viewable portion of the display panel on which the graphic images are to be displayed.
11. The display panel of claim 8 , wherein the transmit signals comprise multiple RF band transmit signals of a plurality of RF bands and the receive signals comprise multiple RF band receive signals of a plurality of RF bands.
12. The display panel of claim 8 , wherein the optical communication channel is for communicating supervisory signals between the RF transceiver subsystem and the antenna subsystem in addition to communicating the transmit signals and the receive signals.
13. The display panel of claim 8 , wherein the optical communication channel wavelength division multiplexes first transmit signals to the antenna subsystem, second transmit signals to a second antenna subsystem, and third transmit signals to a third antenna subsystem, wherein the first antenna subsystem is located along a first edge of the display panel, the second antenna subsystem is located along a second edge of the display panel, and the third antenna subsystem is located along a third edge of the display panel.
14. The display panel of claim 8 , wherein the display panel further comprises:
a second optical communication channel for communicating second transmit signals from the RF transceiver subsystem to a second antenna subsystem and for communicating second receive signals from the second antenna subsystem to the RF transceiver subsystem; and
a third optical communication channel for communicating third transmit signals from the RF transceiver subsystem to a third antenna subsystem and for communicating third receive signals from the third antenna subsystem to the RF transceiver subsystem.
15. A method comprising:
receiving a transmit electrical signal at a radio frequency (RF) transceiver subsystem, the RF transceiver optically coupled to an edge of an optical path through a display panel layer;
providing at the RF transceiver subsystem a transmit optical signal modulated according to the transmit electrical signal for communication via the optical path through the display panel layer;
receiving at an antenna subsystem the transmit optical signal communicated via the transmit optical path through the display panel layer; and
providing at the antenna subsystem, a transmit RF electrical signal to an antenna for wireless transmission.
16. The method of claim 15 , further comprising:
receiving at the antenna subsystem a receive RF electrical signal via the antenna;
providing at the antenna subsystem a receive optical signal for communication via a receive optical path through the display panel layer;
receiving at the RF transceiver subsystem the receive optical signal communicated via the receive optical path through the display panel layer; and
providing at the RF transceiver subsystem a receive electrical signal to an RF transceiver subsystem interconnect.
17. The method of claim 15 , wherein the optical communication channel is disposed in a transparent pane of the display panel.
18. The method of claim 15 , wherein the transmit optical path and the receive optical path are disposed peripheral to a viewable portion of the display panel on which the graphic images are to be displayed.
19. The method of claim 15 , wherein the transmit RF electrical signals comprise multiple RF band transmit electrical signals of a plurality of RF bands and the receive RF electrical signals comprise multiple RF band receive electrical signals of a plurality of RF bands.
20. The method of claim 15 , wherein the receiving at an antenna subsystem the transmit optical signal communicated via the transmit optical path through the display panel layer and the providing at the antenna subsystem, a transmit RF electrical signal to an antenna for wireless transmission are performed for a plurality of antenna subsystems and a respective plurality of antennas.