Wireless communication device using time-variant antenna module

Patent metadata

Field	Value
Publication number	US-9350394-B2
Application number	US-201113996516-A
Country	US
Kind code	B2
Filing date	Dec 16, 2011
Priority date	Dec 16, 2011
Publication date	May 24, 2016
Grant date	May 24, 2016

Abstract

Embodiments of the present disclosure describe methods, apparatuses, and systems related to a wireless communication device using time-variant antenna. Other embodiments may be described and/or claimed.

First claim

What is claimed is:

1. A system comprising:
antenna circuitry having:
an antenna;
an impedance varying component coupled with the antenna; and
a waveform generator coupled with the antenna and the impedance varying component;

radio circuitry coupled with the antenna circuitry by a signaling interface, the radio circuitry to communicate a radio-frequency (RF) signal with the antenna circuitry;
control circuitry coupled with the waveform generator and the radio circuitry, the control circuitry to receive status information and to control the waveform generator to vary a response of the antenna based on the status information; and
a filter coupled with the waveform generator and the impedance varying component, the filter to pass a control waveform to the impedance varying component and to block a radio frequency signal from the waveform generator.

2. The system of claim 1 , wherein the radio circuitry comprises:
a sensor to sense an electrical characteristic associated with the radio circuitry and/or the antenna circuitry and to generate the status information based on the sensed electrical characteristic.

3. The system of claim 2 , wherein the sensed electrical characteristic corresponds to an input impedance of the antenna circuitry and/or an output impedance of the radio circuitry during operation of the system.

4. The system of claim 1 , wherein the impedance varying component is a varactor.

5. The system of claim 1 , wherein the signaling interface is a coaxial cable.

6. The system of claim 1 , wherein the signaling interface is a first signaling interface and the antenna circuitry includes a second signaling interface to couple the filter to the impedance varying component.

7. The system of claim 6 , wherein the first signaling interface is a first coaxial cable and the second signaling interface is a second coaxial cable.

8. The system of claim 1 , further comprising:
a circuit board having the radio circuitry and the control circuitry disposed thereon, wherein the antenna circuitry is disposed separately from the circuit board.

9. The system of claim 8 , wherein the circuit board is a first circuit board and the system further comprises:
a second circuit board coupled with the first circuit board and having the radio circuitry disposed thereon.

10. A system comprising:
a circuit board;
radio circuitry disposed on the circuit board;
antenna circuitry disposed separately from the circuit board, the antenna circuitry including an antenna and an impedance varying component, the antenna circuitry communicate a radio frequency (RF) signal with the radio circuitry via a signaling interface;
a waveform generator disposed on the circuit board and coupled with the signaling interface;
control circuitry coupled with the radio circuitry and the waveform generator, the control circuitry control the waveform generator to provide a control waveform on the signaling interface to vary a response of the antenna; and
a filter coupled with the waveform generator and the impedance varying component, the filter to pass the control waveform to the impedance varying component and block the RF signal from the waveform generator.

11. The system of claim 10 , wherein the radio circuitry and the waveform generator are monolithically integrated in a common die.

12. The system of claim 11 , wherein the filter is coupled with the waveform generator and is to provide the control waveform to the signaling interface.

13. The system of claim 12 , wherein the filter is coupled with the signaling interface through an RF transmission line of the radio circuitry.

14. The system of claim 10 , wherein the circuit board is a first circuit board and the system further comprises:
a second circuit board disposed on the first circuit board and having the radio circuitry, the waveform generator, and the filter disposed thereon.

15. The system of claim 14 , wherein the filter is directly coupled with the signaling interface.

16. The system of claim 10 , wherein the radio circuitry further comprises:
a sensor coupled with one or more components of the radio circuitry and/or antenna circuitry, the sensor to provide status information to the control circuitry based on sensed electrical characteristics.

17. The system of claim 16 , wherein the sensor is to sense electrical characteristics at one more locations within the radio circuitry and to provide radio status information based on the sensed electrical characteristics.

18. The system of claim 10 , wherein the control circuitry is to control the waveform generator based on pre-programmed tuning parameters.

19. The system of claim 10 , wherein the control circuitry is to control the waveform generator based on operational parameters.

Assignees

• Suh Seong-Youp
• Kesling W Dawson
• Manteghi Majid
• Salehi Mohsen
• Skinner Harry G
• Intel Corp
• Virginia Tech Intell Prop

Inventors

• Suh Seong-Youp
• Kesling W Dawson
• Manteghi Majid
• Salehi Mohsen
• Skinner Harry G

Classifications

• H04B1/0458 Primary

  Arrangements for matching and coupling between power amplifier and antenna or between amplifying stages (matching circuits in general H03H) · CPC title

• H04B1/18

  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 title

• H01Q9/145

  by varying the electrical length · CPC title

• H01Q5/335

  at the feed, e.g. for impedance matching · CPC title

• H04B1/04 Primary

  Circuits · CPC title