# US 2014/0153898 A1 · Media content caching

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- Number: US 2014/0153898 A1
- Document ID: US20140153898A1
- Status: Published application
- Kind: A1
- Application number: 13/691,368
- Filed: 2012-11-30
- Published: 2014-06-05
- Earliest claimed: 2012-11-30
- Assignees: Seagate Technology LLC
- Applicants: Seagate Technology LLC
- Inventors: Jean-Pierre Ruster; Chandra Shaker Buddhavaram; Faheem Ahmad Dani; Wayne Gu Huang
- Web page: https://patentgrep.com/patent/US20140153898A1

## CPC

- G06F 1/3234: Power saving characterised by the action undertaken
- G06F 1/3228: Monitoring task completion, e.g. by use of idle timers, stop commands or wait commands
- G06F 1/3268: {Power saving in hard disk drive}
- G06F 3/0625: {Power saving in storage systems}
- G06F 3/0634: {by changing the state or mode of one or more devices}
- G06F 3/0671: {In-line storage system}
- H04L 61/5014: using dynamic host configuration protocol [DHCP] or bootstrap protocol [BOOTP]
- H04L 65/612: for unicast
- H04N 9/87: Regeneration of colour television signals (H04N9/80 takes precedence)
- H04N 21/4135: {external recorder (interface circuits between an apparatus for recording television signals and a television receiver H04N5/775)}
- H04N 21/4436: {Power management, e.g. shutting down unused components of the receiver (power management in computer systems G06F1/3203; hibernate or awake process in computer systems G06F9/4418)}
- H04W 52/0235: {where the received signal is a power saving command}
- H04L 61/5053: Lease time; Renewal aspects
- Y02D 10/00: Energy efficient computing, e.g. low power processors, power management or thermal management
- Y02D 30/70: in wireless communication networks
- G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N)
- H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M)
- H04N: PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72)
- Y02D: CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE

## Abstract

A playback device includes tangible storage configured to receive transfer of media content from a remote communications device to the playback device while the remote communications device is operating in a high power mode. Interface logic is coupled to the tangible storage and configured to signal the remote communications device during the transfer to prepare the remote communications device to enter a low power mode after the transfer is complete. The remote communications device includes a content manager configured to transfer of media content from the remote communications device to a playback device while the remote communications device is operating in a high power mode. Power logic is coupled to the content manager and configured to prepare the remote communications device to enter a low power mode after the transfer is complete, responsive to receipt of a signal from the playback device during the transfer is complete.

## Claims

### Claim 1

A method comprising:
transferring media content from a first device to a second device while the first device is operating in a standard power mode; and
signaling the first device during the transferring operation to prepare the first device to enter a relatively lower power mode after the transfer is complete.

### Claim 2 (depends on 1)

The method of claim 1 wherein the transferring is accomplished at a rate greater than a jitterless playback rate of the media content on the second device.

### Claim 3 (depends on 1)

The method of claim 1 further comprising:
suspending communications between the first device and the second device after the transfer is complete.

### Claim 4 (depends on 3)

The method of claim 3 further comprising:
sending a lease renewal request to the second device; and
configuring DHCP settings in the first device to conform to a disabled DHCP instantiation received from the second device.

### Claim 5 (depends on 1)

The method of claim 1 further comprising:
signaling the first device to exit the relatively lower power mode after the transferring is complete; and
signaling the first device to restore gateway access with the second device, after signaling the first device to exit the relatively lower power mode.

### Claim 6 (depends on 5)

The method of claim 5 wherein the operation of signaling a first device to restore gateway access with the second device comprises:
sending a lease renewal request to the second device; and
setting DHCP settings in the first device to an enabled DHCP configuration received from the second device.

### Claim 7 (depends on 1)

The method of claim 1 wherein the first device includes a battery powered storage device and the second device includes a mobile client device capable of playing the media content.

### Claim 8

A playback device comprising:
tangible storage configured to receive transfer of media content from a remote communications device to the playback device while the remote communications device is operating in a high power mode; and
interface logic coupled to the tangible storage and configured to signal the remote communications device during the transfer to prepare the remote communications device to enter a relatively lower power mode after the transfer is complete.

### Claim 9 (depends on 8)

The playback device of claim 8 wherein the transfer is accomplished at a rate greater than a jitterless playback rate of the media content on the playback device.

### Claim 10 (depends on 8)

The playback device of claim 8 wherein the interface logic is further configured to suspend communications between the remote communications device and the playback device after the transfer is complete.

### Claim 11 (depends on 8)

The playback device of claim 8 wherein the interface logic is further configured to signal the remote communications device to exit the relatively lower power mode after the transfer is complete.

### Claim 12 (depends on 11)

The playback device of claim 11 wherein the interface logic is further configured to signal the storage device to restore gateway access with the playback device, after the playback device has signaled the remote communications device to exit the relatively lower power mode.

### Claim 13

One or more computer-readable tangible storage media encoding processor-executable instructions for executing on an electronic device a processor-executable process, the process comprising:
receiving transfer of media content from a storage device to a playback device while the storage device is operating in a high power mode; and
signaling the storage device during the transfer to prepare the storage device to enter a relatively lower power mode after the transfer is complete.

### Claim 14 (depends on 13)

The one or more computer-readable tangible storage media of claim 13 wherein the transfer is accomplished at a rate greater than a jitterless playback rate of the media content on the playback device.

### Claim 15 (depends on 13)

The one or more computer-readable tangible storage media of claim 13 wherein the process comprises:
suspending communications between the storage device and the playback device after the transfer is complete.

### Claim 16 (depends on 13)

The one or more computer-readable tangible storage media of claim 13 wherein the process comprises:
signaling the storage device to exit the relatively lower power mode after the transfer is complete.

### Claim 17 (depends on 16)

The one or more computer-readable tangible storage media of claim 16 wherein the process comprises:
signaling the storage device to restore gateway access with the playback device, after the operation of signaling the storage device to exit the relatively lower power mode.

### Claim 18

A remote communications device comprising:
a content manager configured to transfer of media content from the remote communications device to a playback device while the remote communications device is operating in a first power mode;
power logic coupled to the content manager and configured to prepare the remote communications device to enter a second power mode after the transfer is complete, the preparation being responsive to receipt of a signal from the playback device during the transfer is complete.

### Claim 19 (depends on 18)

The remote communications device of claim 18 wherein the transfer is accomplished at a rate greater than a jitterless playback rate of the media content on the playback device.

### Claim 20 (depends on 19)

The remote communications device of claim 19 wherein the power logic is further configured to exit the second power mode and restore gateway access with the playback device, responsive to receipt of one or more signals from the playback device.
