# US 2021/0345243 A1 · Electronic device utilizing low power wireless communication and method thereof

> Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt

- Number: US 2021/0345243 A1
- Document ID: US20210345243A1
- Status: Published application
- Kind: A1
- Application number: 17/241,215
- Filed: 2021-04-27
- Published: 2021-11-04
- Earliest claimed: 2020-05-04
- Assignees: Samsung Electronics Co., Ltd.
- Applicants: Samsung Electronics Co., Ltd.
- Inventors: Yongseob YUN; Sungkwang YANG; Juhwan YUN; Junghun LEE; Junsu CHOI
- Web page: https://patentgrep.com/patent/US20210345243A1

## CPC

- H04W 52/0216: {using a pre-established activity schedule, e.g. traffic indication frame}
- H04B 1/3883: Arrangements for mounting batteries or battery chargers
- H04W 28/0268: {using specific QoS parameters for wireless networks, e.g. QoS class identifier [QCI] or guaranteed bit rate [GBR] (negotiating SLA or negotiating QoS H04W28/24)}
- H04W 52/0235: {where the received signal is a power saving command}
- H04W 76/10: Connection setup
- H04W 76/27: Transitions between radio resource control [RRC] states
- H04W 84/12: WLAN [Wireless Local Area Networks]
- Y02D 30/70: in wireless communication networks
- H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72)
- H04B: TRANSMISSION
- 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

In accordance with an aspect of the disclosure, an electronic device comprises a wireless communication circuit; and at least one processor operatively connected to the wireless communication circuit, wherein the at least one processor is configured to: establish a communication channel with an external electronic device by using the wireless communication circuit; determine a duration of a data communication time period based on a frame rate of content, wherein the data communication time period comprises an active time period and a sleep time period; control the wireless communication circuit to enter an active state during the active time period; communicate data with the external electronic device through the communication channel during the active time period; and control the wireless communication circuit to enter a sleep state in a sleep time period.

## Claims

### Claim 1

An electronic device comprising:
a wireless communication circuit; and
at least one processor operatively connected to the wireless communication circuit,
wherein the at least one processor is configured to:
establish a communication channel with an external electronic device by using the wireless communication circuit;
determine a duration of a data communication time period based on a frame rate of content, wherein the data communication time period comprises an active time period and a sleep time period;
control the wireless communication circuit to enter an active state during the active time period;
communicate data with the external electronic device through the communication channel during the active time period; and
control the wireless communication circuit to enter a sleep state during the sleep time period.

### Claim 2 (depends on 1)

The electronic device of claim 1, wherein the at least one processor is further configured to:
receive data from the external electronic device during the active time period; and
after transiting the wireless communication circuit to the active state during at least a part of the sleep time period, transmit data to the external electronic device through the communication channel.

### Claim 3 (depends on 1)

The electronic device of claim 1, wherein the at least one processor is further configured to:
determine a duration of time for the active time period based on at least one of a communication channel state or a bitrate of the content.

### Claim 4 (depends on 1)

The electronic device of claim 1, wherein the active time period comprises a plurality of slots,
wherein the at least one processor is further configured to:
make an individual target wake time (TWT) agreement with the external electronic device regarding with the plurality of slots.

### Claim 5 (depends on 4)

The electronic device of claim 4, wherein the at least one processor is further configured to:
determine whether each of the plurality of slots is an uplink time period or a downlink time period, based on the individual TWT agreement.

### Claim 6 (depends on 1)

The electronic device of claim 1, wherein the at least one processor is further configured to:
determine a duration of the active time period based on a quality of service (QoS) of the communication channel.

### Claim 7 (depends on 1)

The electronic device of claim 1, wherein the communication channel is wireless communication in a WiFi wireless tethering scheme.

### Claim 8 (depends on 1)

The electronic device of claim 1, further comprising:
a battery operatively connected to the at least one processor,
wherein the at least one processor is further configured to:
when the electronic device is mounted in a case of the external electronic device and the battery is electrically connected to a charging terminal of the external electronic device, cause the battery to be charged.

### Claim 9

An operating method of an electronic device, the method comprising:
establishing a communication channel with an external electronic device using a wireless communication circuit;
determining a data communication time period based on a frame rate of a content, wherein the data communication time period comprises an active time period and a sleep time period;
control the wireless communication circuit to an active state in the active time period;
performing data communication with the external electronic device through the communication channel in the active time period; and
control the wireless communication circuit to enter a sleep state during the sleep time period.

### Claim 10 (depends on 9)

The method of claim 9, further comprising:
receiving data from the external electronic device during the active time period; and
after transiting the wireless communication circuit to the active state during at least a part of the sleep time period, transmitting data to the external electronic device through the communication channel.

### Claim 11 (depends on 9)

The method of claim 9, further comprising:
determining a duration of time for the active time period based on at least one of a communication channel state or a bitrate of the content.

### Claim 12 (depends on 9)

The method of claim 9, wherein the active time period comprises a plurality of slots,
the method further comprising:
make an individual TWT agreement with the external electronic device regarding with the plurality of slots.

### Claim 13 (depends on 12)

The method of claim 12, further comprising:
determining whether each of the plurality of slots is an uplink time period or a downlink time period, based on the individual TWT agreement.

### Claim 14 (depends on 9)

The method of claim 9, further comprising:
determining a duration of the active time period based on QoS of the communication channel.

### Claim 15 (depends on 9)

The method of claim 9, wherein the communication channel is wireless communication in a WiFi wireless tethering scheme.

### Claim 16 (depends on 9)

The method of claim 9, wherein the electronic device includes a battery, the method further comprising:
when the electronic device is mounted in a case of the external electronic device and the battery is electrically connected to a charging terminal of the external electronic device, causing the battery to be charged.

### Claim 17

A non-transitory computer-readable recording medium storing at least one or more instructions, when executed by at least one processor, causing the at least one processor to perform:
establishing a communication channel with an external electronic device by using a wireless communication circuit;
determining a data communication time period based on a frame rate of a content, wherein the data communication time period comprises an active time period and a sleep time period;
control the wireless communication circuit to a active state in the active time period;
performing data communication with the external electronic device through the communication channel in the active time period; and
control the wireless communication circuit to enter a sleep state during the sleep time period.

### Claim 18 (depends on 17)

The non-transitory computer-readable recording medium of claim 17, wherein the at least one or more instructions, when executed by at least one processor, cause the at least one processor to further perform:
receiving data from the external electronic device in the active time period; and
after transiting the wireless communication circuit to the active state during at least a part of the sleep time period, transmitting data to the external electronic device through the communication channel.

### Claim 19 (depends on 17)

The non-transitory computer-readable recording medium of claim 17, the at least one or more instructions, when executed by at least one processor, cause the at least one processor to further perform:
determining a duration of the active time period based on at least one of a communication channel state or a bitrate of the content.

### Claim 20 (depends on 17)

The non-transitory computer-readable recording medium of claim 17, wherein the communication channel is wireless communication in a WiFi wireless tethering scheme.