Out-Door Unit with Multiple Ports

• US 20110043033A1
• Filed: 06/30/2010
• Published: 02/24/2011
• Est. Priority Date: 08/19/2009
• Status: Active Grant

• Current Assignee: Microelectronics Technology Inc (MTI Laboratory Inc)
• Original Assignee: Microelectronics Technology Inc (MTI Laboratory Inc)
• Inventors: Chang, Kuo Tien, Chuang, Ju Yuan
• Granted Patent: US 8,368,245 B2
• Time in Patent Office: Days
• US Class Current: 307/31
• CPC Class Codes: H01Q 1/247 with frequency mixer, e.g. for direct satellite reception or Doppler radar
• CPC Class Codes: H04B 1/18 Input circuits, e.g. for coupling to an antenna or a transmission line coupling networks between antennas or lines and receivers independent of the nature of the receiver H03H
• CPC Class Codes: H04B 1/38 Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
• CPC Class Codes: H04H 40/90 specially adapted for satellite broadcast receiving

Abstract

An out-door unit with multiple ports comprises a plurality of circuit blocks, a DC-DC converter and a plurality of ports. The DC-DC converter is configured to provide current to the plurality of circuit blocks. The plurality of ports is connected to a plurality of in-door units respectively via a diode and provides current from the plurality of in-door units to the DC-DC converter via a diode respectively. At least one of the plurality of ports is connected to a first circuit block of the plurality of circuit blocks to provide current to the first circuit block.

Claims

1. An out-door unit with multiple ports, comprising:

a plurality of circuit blocks;

a DC-DC converter, configured to provide current to the plurality of circuit blocks; and

a plurality of ports, configured to be respectively connected to a plurality of in-door units and configured to respectively provide current from the plurality of in-door units to the DC-DC converter via a diode;

wherein at least one of the plurality of ports is connected to a first circuit block of the plurality of circuit blocks to provide current to the first circuit block.

2. The out-door unit of claim 1, further comprising a low noise block.

3. The out-door unit of claim 1, wherein the plurality of circuit blocks comprise a plurality of low noise amplifiers, a plurality of local oscillators, a plurality of mixers and a plurality of intermediate frequency amplifiers.

4. The out-door unit of claim 3, wherein the first circuit block is a low noise amplifier, a local oscillator, a mixer or an intermediate frequency amplifier.

5. The out-door unit of claim 1, wherein the first circuit block is connected to only one of the plurality of ports.

6. The out-door unit of claim 5, wherein the first circuit block is connected to only one of the plurality of ports via a resistor.

7. The out-door unit of claim 5, wherein the first circuit block is connected to only one of the plurality of ports via a diode.

8. The out-door unit of claim 5, wherein the first circuit block is connected to the DC-DC converter via a switch such that the DC-DC converter stops providing current to the first circuit block when the port connected by the first circuit block is not connected to an in-door unit.

9. The out-door unit of claim 1, wherein the first circuit block is connected to more than one of the plurality of ports.

10. The out-door unit of claim 9, wherein the first circuit block is connected to each of the more than one of the plurality of ports via a resistor.

11. The out-door unit of claim 9, wherein the first circuit block is connected to each of the more than one of the plurality of ports via a diode.

12. The out-door unit of claim 1, which is applied to satellite communication.

13. The out-door unit of claim 1, wherein the plurality of in-door units are setup box devices.

14. An out-door unit with multiple ports, comprising:

a plurality of circuit blocks;

a DC-DC converter, configured to provide current to the plurality of circuit blocks in a current-sharing manner; and

a plurality of ports, configured to be respectively connected to a plurality of in-door units and configured to provide current from the plurality of in-door units to the DC-DC converter in a current-sharing manner;

wherein at least two of the plurality of ports are connected to a first circuit block of the plurality of circuit blocks to provide current to the first circuit block in a current-sharing manner.

15. The out-door unit of claim 14, further comprising a low noise block.

16. The out-door unit of claim 14, wherein the plurality of circuit blocks comprises a plurality of low noise amplifiers, a plurality of local oscillators, a plurality of mixers and a plurality of intermediate frequency amplifiers.

17. The out-door unit of claim 14, wherein the first circuit block is a low noise amplifier, a local oscillator, a mixer or an intermediate frequency amplifier.

18. The out-door unit of claim 14, which is applied to satellite communication.

19. The out-door unit of claim 14, wherein the plurality of in-door units are setup box devices.