Communication node including transceivers transmitting on different types of transmission lines and performing data repeating functions

• US 8,885,689 B2
• Filed: 03/22/2011
• Issued: 11/11/2014
• Est. Priority Date: 03/22/2010
• Status: Active Grant

• Current Assignee: Marvell Asia Pte Limited (Marvell Technology Group Limited)
• Original Assignee: Marvell Hispania S L
• Inventors: Blasco Claret, Jorge Vicente, Gonzalez Moreno, Jose Luis, Iranzo Molinero, Salvador, Egan, John Vincent, Badenes Corella, Agustin
• Primary Examiner(s): Guarino, Rahel
• Application Number:
  US13/120,527
• Publication Number:
  US 20130010838A1
• Time in Patent Office: 1,330 Days
• Field of Search: 455/73, 455/14, 455/15, 455/16, 455/88, 455/553.1, 455/90.3, 455/402, 375/211, 375/219, 375/220, 375/260, 375/295, 375/316, 370/246, 370/247, 370/274, 370/272, 370/293, 370/493, 370/401, 370/502, 370/469, 340/425.1
• US Class Current: 375/211
• CPC Class Codes: H04B 2203/5408 using protocols
• CPC Class Codes: H04B 3/542 the information being in digital form

Abstract

A first node including a physical layer device, a first transceiver and a second transceiver. The first transceiver includes a first analog front end connected to a first transmission line. The first analog front end is configured to transfer first data between the physical layer device and a second node via the first transmission line. The second transceiver includes a second analog front end connected to a second transmission line. The second analog front end is configured to transfer second data between the physical layer device and a third node via the second transmission line. A first type of the second transmission line is different than a second type of the first transmission line. The first node is configured to perform as a repeater using data repeating functions at a link layer control level.

Claims

1. A first node comprising:

at least one physical layer device;

a first transceiver comprising a first analog front end connected to a first transmission line, wherein the first analog front end is configured to transfer first data between the at least one physical layer device and a second node via the first transmission line; and

a second transceiver comprising a second analog front end connected to a second transmission line, wherein the second analog front end is configured to transfer second data between the at least one physical layer device and a third node via the second transmission line,

wherein a first type of the second transmission line is different than a second type of the first transmission line,

wherein the first node is configured to perform as a repeater using data repeating functions at a link layer control level, and

wherein the first transceiver is configured to, via the first transmission line, transmit a first portion of the first data to the second node or receive the first portion of the first data from the second node while the second transceiver, via the second transmission line, transmits a second portion of the first data to the second node or receives the second portion of the first data from the second node.

2. The first node of claim 1, wherein:

the first type is one of a power line system type, a telephone line type, a coaxial line type, and an Ethernet cable type; and

the second type is one of a power line system type, a telephone line type, a coaxial line type, and an Ethernet cable type.

3. The first node of claim 1, wherein:

the first type is a power line system type; and

the second type is one of a telephone line type and a coaxial line type.

4. The first node of claim 1, wherein:

the first transmission line has a different transmission speed than the second transmission line; and

the first transmission line has a different power spectral density than the second transmission line.

5. The first node of claim 1, wherein the first node transfers the first data and the second data without performing decryption and encryption.

6. The first node of claim 1, further comprising a media access controller in communication with the at least one physical layer device.

7. The first node of claim 1, wherein:

the first transceiver is configured to transmit a data signal to the first transmission line; and

the second transceiver is configured to transmit the data signal to the second transmission line.

8. The first node of claim 1, wherein the first transceiver is configured to transmit the first data to the first transmission line while the second transceiver transmits the second data to the second transmission line.

9. The first node of claim 1, wherein the at least one physical layer device comprises:

a first physical layer device configured to transfer the first data between at least one media access controller and the first analog front end; and

a second physical layer device configured to transfer the second data between the at least one media access controller and the second analog front end.

10. The first node of claim 1, wherein the first transceiver is configured to transmit the first portion of the first data to the second node via the first transmission line while the second transceiver transmits the second portion of the first data to the second node via the second transmission line.

11. The first node of claim 1, wherein the first transceiver is configured to receive the first portion of the first data from the second node via the first transmission line while the second transceiver receives the second portion of the first data from the second node via the second transmission line.

12. The first node of claim 1, further comprising:

a first analog-to-digital converter configured to convert a first data signal received from the first transmission line into a first analog signal; and

a second analog-to-digital converter configured to convert a second data signal received from the second transmission line into a second analog signal.

13. The first node of claim 1, further comprising:

a first digital-to-analog converter configured to convert a first data signal into a first analog signal prior to transmission of the first analog signal via the first transmission line; and

a second digital-to-analog converter configured to convert a second data signal into a second analog signal prior to transmission of the second analog signal via the second transmission line.

14. The first node of claim 1, wherein:

the first transceiver is configured to transmit a first signal comprising the first data and having a first frequency to the second node;

the second transceiver is configured to transmit a second signal comprising the second data and having a second frequency to the third node;

the first frequency is in a first frequency band;

the second frequency is in a second frequency band; and

the first frequency band is different than the second frequency band.

15. A first node comprising:

at least one physical layer device;

a first transceiver comprising a first analog front end connected to a first transmission line, wherein the first analog front end is configured to transfer first data between the at least one physical layer device and a second node via the first transmission line, and wherein the first transceiver is configured to receive a first signal comprising the first data from the first transmission line; and

a second transceiver comprising a second analog front end connected to a second transmission line, wherein the second analog front end is configured to transfer second data between the at least one physical layer device and a third node via the second transmission line, wherein the second transceiver is configured to receive a second signal comprising the first data from the second transmission line, and

wherein

a first type of the second transmission line is different than a second type of the first transmission line,

the first node is configured to perform as a repeater using data repeating functions at a link layer control level, and

the first node selects one of the first signal and the second signal.

16. A first node comprising:

at least one physical layer device;

a first transceiver comprising a first analog front end connected to a first transmission line, wherein the first analog front end is configured to transfer first data between the at least one physical layer device and a second node via the first transmission line; and

a second transceiver comprising a second analog front end connected to a second transmission line, wherein the second analog front end is configured to transfer second data between the at least one physical layer device and a third node via the second transmission line, and

wherein

a first type of the second transmission line is different than a second type of the first transmission line,

the first node is configured to perform as a repeater using data repeating functions at a link layer control level,

the at least one physical layer device comprises

a first physical layer device configured to receive the first data on a first channel, and

a second physical layer device configured to receive the first data on a second channel, and

the first node combines the first data received on the first channel with the first data received on the second channel using maximum ratio combining with a first signal-to-noise ratio metric of the first channel and a second signal-to-noise ratio metric of the second channel.

17. A first node comprising:

at least one physical layer device;

a first transceiver comprising a first analog front end connected to a first transmission line, wherein the first analog front end is configured to transfer first data between the at least one physical layer device and a second node via the first transmission line; and

a second transceiver comprising a second analog front end connected to a second transmission line, wherein the second analog front end is configured to transfer second data between the at least one physical layer device and a third node via the second transmission line, and

wherein

a first type of the second transmission line is different than a second type of the first transmission line,

the first node is configured to perform as a repeater using data repeating functions at a link layer control level,

the at least one physical layer device comprises

a first physical layer device configured to receive the first data on a first channel, and

a second physical layer device configured to receive the second data on a second channel,

the first node is configured to, based on a multiple-input multiple-output process, cancel interference associated with at least one of the first channel or the second channel, extract the first data from the first channel, and extract the second data from the second channel,

the first channel has orthogonal frequency-division multiplexing (OFDM) parameters, and

OFDM parameters of the second channel are equal to the OFDM parameters of the first channel.

18. A first node comprising:

at least one physical layer device;

a first transceiver comprising a first analog front end connected to a first transmission line, wherein the first analog front end is configured to transfer first data between the at least one physical layer device and a second node via the first transmission line, and wherein the first transceiver (i) transmits the first data to the second node via the first transmission line, or (ii) receives the first data from the second node via the first transmission line; and

a second transceiver comprising a second analog front end connected to a second transmission line, wherein the second analog front end is configured to transfer second data between the at least one physical layer device and a third node via the second transmission line, wherein the second transceiver (i) transmits the second data to the second node via the second transmission line, or (ii) receives the second data from the second node via the second transmission line, and

wherein

a first type of the second transmission line is different than a second type of the first transmission line,

the first node is configured to perform as a repeater using data repeating functions at a link layer control level, and

the first node (i) only receives data signals from the second node via the first transmission line, or (ii) only transmits data signals to the second node via the first transmission line.

19. The first node of claim 18, wherein:

the first transceiver receives the first data from the second node via the first transmission line;

the second transceiver receives the second data from the second node via the second transmission line; and

the first node only transmits data signals to the second node via the first transmission line.

20. A first node comprising:

at least one physical layer device;

a first transceiver comprising a first analog front end connected to a first transmission line, wherein the first analog front end is configured to transfer first data between the at least one physical layer device and a second node via the first transmission line; and

a second transceiver comprising a second analog front end connected to a second transmission line, wherein the second analog front end is configured to transfer second data between the at least one physical layer device and a third node via the second transmission line, and

wherein

a first type of the second transmission line is different than a second type of the first transmission line, and

the first node is configured to perform as a repeater using data repeating functions at a link layer control level

the first data is different than the second data,

the first node is configured to multiplex the first data with the second data to generate a combined signal, and

the combined signal includes the first data and the second data.