Apparatus and method for transmitting and receiving content

• US 10,187,671 B2
• Filed: 06/02/2016
• Issued: 01/22/2019
• Est. Priority Date: 12/02/2013
• Status: Expired due to Fees

• Current Assignee: Samsung Electronics Co. Ltd.
• Original Assignee: Samsung Electronics Co. Ltd.
• Inventors: Yoshimoto, Morio
• Primary Examiner(s): Chokshi, Pinkal R
• Application Number:
  US15/171,649
• Publication Number:
  US 20160277775A1
• Time in Patent Office: 964 Days
• CPC Class Codes: H04L 12/6418 Hybrid transport
• CPC Class Codes: H04L 65/612 for unicast
• CPC Class Codes: H04L 65/752 adapting media to network capabilities
• CPC Class Codes: H04L 65/80 Responding to QoS
• CPC Class Codes: H04N 21/2381 Adapting the multiplex stream to a specific network, e.g. an Internet Protocol [IP] network transmission of MPEG streams over ATM H04L12/5601
• CPC Class Codes: H04N 21/2385 Channel allocation H04N21/266 takes precedence; Bandwidth allocation H04N21/24 takes precedence ; allocation of channels according to the instantaneous demands of the users in time-division multiplex systems H04J3/1682; admission control, resource allocation in open networks H04L12/5692; arrangements for maintenance or administration in data switching networks involving bandwidth and capacity management H04L41/0896; negotiating bandwidth in wireless networks H04W28/16
• CPC Class Codes: H04N 21/2402 Monitoring of the downstream path of the transmission network, e.g. bandwidth available traffic monitoring in data switching networks H04L43/00; monitoring data switching networks utilization H04L43/0876
• CPC Class Codes: H04N 21/262 Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists scheduling strategies for dispatcher in multiprogramming arrangements G06F9/4881; arrangements for scheduling broadcast services or broadcast-related services H04H60/06; flow control in packet networks H04L47/10; establishing a time schedule or organising the servicing of application requests H04L67/62
• CPC Class Codes: H04N 21/26216 involving the channel capacity, e.g. network bandwidth admission control, resource allocation in open networks H04L12/5692; flow control in packet networks H04L47/10; establishing a schedule or organising the servicing of application requests taking into account QoS H04L67/61
• CPC Class Codes: H04N 21/266 Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
• CPC Class Codes: H04N 21/4367 Establishing a secure communication between the client and a peripheral device or smart card
• CPC Class Codes: H04N 21/4383 Accessing a communication channel

Abstract

A content receiving apparatus includes a network interface receiving first content from a first transmitting apparatus and receiving second content from a second transmitting apparatus, and a controller selecting the first content based on a user'"'"'s input, from the first content and the second content, in which the controller increases a first bandwidth of a bandwidth of the network interface, which is allotted to the first transmitting apparatus, and decreases a second bandwidth of the bandwidth of the network interface, which is allotted to the second transmitting apparatus, based on an increased first bandwidth.

Claims

1. A content receiving apparatus comprising:

a network interface receiving first content from a first transmitting apparatus and receiving second content from a second transmitting apparatus; and

a controller selecting the first content based on a user'"'"'s input, from the first content and the second content,

wherein the controller increases a first bandwidth of a bandwidth of the network interface, which is allotted to the first transmitting apparatus, and decreases a second bandwidth of the bandwidth of the network interface, which is allotted to the second transmitting apparatus, based on an increased first bandwidth,

wherein the first transmitting apparatus and the second transmitting apparatus are independent from each other,

wherein the first content is different from the second content,

wherein the controller determines a second target transmission rate corresponding to the decreased second bandwidth, and does not decrease the second bandwidth below the determined second target transmission rate, and

wherein the determined second target transmission rate is a minimum transmission rate required for the second transmitting apparatus to transmit the second content to the network interface.

2. The content receiving apparatus of claim 1, wherein the controller determines a first target transmission rate corresponding to the increased first bandwidth, measures a first transmission rate at which the first content is received, and controls the network interface to transmit information about the first target transmission rate to the first transmitting apparatus when the measured first transmission rate is lower than the first target transmission rate.

3. The content receiving apparatus of claim 2, wherein the information about the first target transmission rate comprises a request message requesting that the first transmitting apparatus transmits the first content at the first target transmission rate.

4. The content receiving apparatus of claim 1, wherein the controller measures a second transmission rate at which the second content is received, and controls the network interface to transmit information about the second target transmission rate to the second transmitting apparatus when the measured second transmission rate is higher than the second target transmission rate.

5. The content receiving apparatus of claim 1, wherein the controller measures a first packet loss rate related to the first transmitting apparatus, determines a first target packet loss rate based on the increased first bandwidth and the measured first packet loss rate, and controls the network interface to transmit information about the determined first target packet loss rate to the first transmitting apparatus.

6. The content receiving apparatus of claim 5, wherein the information about the determined first target packet loss rate comprises a request message requesting that the first transmitting apparatus transmits the first content at the first target packet loss rate.

7. The content receiving apparatus of claim 1, wherein the controller measures a second packet loss rate related to the second transmitting apparatus, determines a second target packet loss rate based on the decreased second bandwidth and the measured second packet loss rate, and controls the network interface to transmit information about the determined second target packet loss rate to the second transmitting apparatus.

8. A content receiving method comprising:

receiving first content from a first transmitting apparatus and second content from a second transmitting apparatus through a network interface;

selecting the first content based on a user'"'"'s input, from the first content and the second content; and

controlling a first bandwidth of a bandwidth of the network interface, which is allotted to the first transmitting apparatus to increase, and a second bandwidth of the bandwidth of the network interface, which is allotted to the second transmitting apparatus, to decrease based on the increased first bandwidth,

wherein the first transmitting apparatus and the second transmitting apparatus are independent from each other,

wherein the first content is different from the second content,

wherein, in the controlling of the first bandwidth and the second bandwidth, a second target transmission rate corresponding to the decreased second bandwidth is determined, and the second bandwidth is not decreased below determined second target transmission rate, and

wherein the determined second target transmission rate is a minimum transmission rate required for the second transmitting apparatus to transmit the second content to the network interface.

9. The content receiving method of claim 8, wherein, in the controlling of the first bandwidth and the second bandwidth, a first target transmission rate corresponding to the increased first bandwidth is determined, a first transmission rate at which the first content is received is measured, and the network interface is controlled to transmit information about the first target transmission rate to the first transmitting apparatus when the measured first transmission rate is lower than the first target transmission rate.

10. The content receiving method of claim 9, wherein the information about the first target transmission rate comprises a request message requesting that the first transmitting apparatus transmits the first content at the first target transmission rate.

11. The content receiving method of claim 8, wherein, in the controlling of the first bandwidth and the second bandwidth, a second transmission rate at which the second content is received is measured, and the network interface is controlled to transmit information about the second target transmission rate to the second transmitting apparatus when the measured second transmission rate is higher than the second target transmission rate.

12. The content receiving method of claim 8, wherein, in the controlling of the first bandwidth and the second bandwidth, a first packet loss rate related to the first transmitting apparatus is measured, a first target packet loss rate is determined based on the increased first bandwidth and the measured first packet loss rate, and the network interface is controlled to transmit information about the determined first target packet loss rate to the first transmitting apparatus.

13. The content receiving method of claim 12, wherein the information about the first target packet loss rate comprises a request message requesting that the first transmitting apparatus transmits the first content at the first target packet loss rate.

14. The content receiving method of claim 8, wherein, in the controlling of the first bandwidth and the second bandwidth, a second packet loss rate related to the second transmitting apparatus is measured, a second target packet loss rate is measured based on the decreased second bandwidth and the measured second packet loss rate, and the network interface is controlled to transmit information about the determined second target packet loss rate to the second transmitting apparatus.

15. A non-transitory computer-readable recording medium having embodied thereon a computer program, which when executed by a computer, perform a content receiving method comprising:

receiving first content from a first transmitting apparatus and second content from a second transmitting apparatus through a network interface;

selecting the first content based on a user'"'"'s input, from the first content and the second content; and

controlling a first bandwidth of a bandwidth of the network interface, which is allotted to the first transmitting apparatus to increase, and a second bandwidth of the bandwidth of the network interface, which is allotted to the second transmitting apparatus, to decrease based on the increased first bandwidth,

wherein the first transmitting apparatus and the second transmitting apparatus are independent from each other,

wherein the first content is different from the second content,

wherein, in the controlling of the first bandwidth and the second bandwidth, a second target transmission rate corresponding to the decreased second bandwidth is determined, and the second bandwidth is not decreased below the determined second target transmission rate, and

wherein the determined second target transmission rate is a minimum transmission rate required for the second transmitting apparatus to transmit the second content to the network interface.

16. The non-transitory computer-readable recording medium of claim 15, wherein, in the controlling of the first bandwidth and the second bandwidth, a first target transmission rate corresponding to the increased first bandwidth is determined, a first transmission rate at which the first content is received is measured, and the network interface is controlled to transmit information about the first target transmission rate to the first transmitting apparatus when the measured first transmission rate is lower than the first target transmission rate.

17. The non-transitory computer-readable recording medium of claim 16, wherein the information about the first target transmission rate comprises a request message requesting that the first transmitting apparatus transmits the first content at the first target transmission rate.

18. The non-transitory computer-readable recording medium of claim 15, wherein, in the controlling of the first bandwidth and the second bandwidth, a second transmission rate at which the second content is received is measured, and the network interface is controlled to transmit information about the second target transmission rate to the second transmitting apparatus when the measured second transmission rate is higher than the second target transmission rate.