# Patent Data Report: US10958080B2

**Report Generated:** November 14, 2025  
**Data Source:** Google Patents (via USPTO PatentsView API)  
**Report Type:** Comprehensive Patent Analysis

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## 1. BASIC PATENT INFORMATION

### Patent Identification
- **Patent Number:** US10958080B2
- **Patent Number (Base):** US10958080
- **Patent Type:** Utility Patent (B2 - Granted)
- **Legal Status:** Active
- **Source:** Google Patents

### Patent Title
**Method and apparatus for transmitting wireless power**

*Source: Google Patents Patent Record*

### Patent Abstract
A method and apparatus are provided for operating a wireless power transmitter. The method includes controlling the wireless power transmitter to wirelessly transmit power for charging a first power receiver, and while transmitting the power, receiving a search signal from a second power receiver, transmitting a search response signal corresponding to the search signal, and receiving, from the second power receiver, a request join signal including at least one piece of information associated with a power requirement of the second power receiver. Based on identifying that the wireless power transmitter is capable of providing the power having an amount greater than the power requirement of the second power receiver, the method further includes transmitting a charge start command to the second power receiver.

*Source: Google Patents Patent Record*

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## 2. DATES AND TIMELINE

### Critical Dates
| Date Type | Date | Details |
|-----------|------|---------|
| **Grant Date** | March 23, 2021 | Patent officially granted by USPTO |
| **Filing Date** | June 24, 2020 | Application filed with USPTO |
| **Expiration Date** | March 23, 2041 | Expected patent expiration date |
| **Patent Age** | 4 years | As of November 14, 2025 |
| **Remaining Life** | 16 years | Expected remaining patent protection |

*Source: Google Patents Patent Record*

### Priority Information
- **Priority Date:** December 15, 2011
- **Priority Basis:** U.S. Provisional Patent Application Ser. No. 61/576,050 (filed December 15, 2011)
- **International Priority:** Korean Patent Application Serial No. 10-2012-0110008 (filed October 4, 2012)

*Source: Google Patents Patent Description*

---

## 3. ASSIGNEE AND OWNERSHIP

### Primary Assignee
| Field | Value |
|-------|-------|
| **Assignee Name** | Samsung Electronics Co Ltd |
| **Assignee Type** | Company |
| **Country** | South Korea |

*Source: Google Patents Patent Record*

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## 4. INVENTORS

### Inventor List
1. **Kyung-Woo Lee**
2. **Kang-Ho Byun**
3. **Se-ho Park**

*Source: Google Patents Patent Record*

---

## 5. TECHNICAL CLASSIFICATIONS

### CPC (Cooperative Patent Classification) Codes

#### Primary Classifications
| CPC Code | Description | Classification Type |
|----------|-------------|-------------------|
| H02J5/005 | Charging circuits for batteries | Power Engineering |
| H02J7/00034 | Charger exchanging data with electronic device (telephone) whose internal battery is under charge | Battery Charging |
| H02J50/10 | Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling | Wireless Power Transfer |
| H02J50/12 | Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type | Resonant Wireless Power |
| H02J50/40 | Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices | Multi-Device Wireless Power |
| H02J50/60 | Circuit arrangements or systems for wireless supply or distribution of electric power responsive to the presence of foreign objects, e.g. detection of living beings | Foreign Object Detection |
| H02J50/80 | Circuit arrangements or systems for wireless supply or distribution of electric power involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices | Data Exchange in Wireless Power |
| H02J50/90 | Circuit arrangements or systems for wireless supply or distribution of electric power involving detection or optimisation of position, e.g. alignment | Position Detection/Optimization |
| H02J7/0044 | Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction specially adapted for holding portable devices containing batteries | Battery Charging Apparatus |
| H02J7/025 | Battery charging circuits | Battery Charging |
| H04B5/0037 | Wireless transmission systems | Wireless Communication |
| H04B5/79 | Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for data transfer in combination with power transfer | Near-Field Communication |
| H04W52/0225 | Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal | Power Management |
| H04W52/0229 | Power saving arrangements in terminal devices using monitoring of external events where the received signal is a wanted signal | Power Management - Signal Detection |
| H04W52/0245 | Power saving arrangements in terminal devices using monitoring of external events according to signal strength | Power Management - Signal Strength |
| Y02D30/70 | Reducing energy consumption in communication networks in wireless communication networks | Energy Efficiency |

**Total CPC Codes:** 16

*Source: Google Patents Patent Record*

### IPC (International Patent Classification) Codes
No IPC codes were recorded in the patent data.

*Source: Google Patents Patent Record*

---

## 6. TECHNOLOGY LANDSCAPES

### Technology Areas
The patent is classified within the following technology landscapes:

1. **Engineering & Computer Science** - General engineering and computer science domain
2. **Power Engineering** - Electrical power generation, transmission, and distribution
3. **Computer Networks & Wireless Communication** - Wireless communication systems and networks
4. **Signal Processing** - Processing of electrical signals
5. **Charge And Discharge Circuits For Batteries Or The Like** - Battery management systems
6. **Mobile Radio Communication Systems** - Mobile and wireless communication technologies

*Source: Google Patents Patent Record*

---

## 7. PATENT CLAIMS

### Claims Summary
- **Total Claims:** 20
- **Claim Types:** Apparatus claims and method claims

### Detailed Claims

#### Claim 1 (Apparatus Claim)
**Claim Type:** Independent Claim - Apparatus

A wireless power transmitter comprising:
- a power transmitting resonator;
- a communication unit; and
- a controller configured to:
  - control to output first power through the power transmitting resonator for charging a first power receiver,
  - while outputting the first power for charging the first power receiver, receive, through the communication unit, a first signal from a second power receiver,
  - transmit, through the communication unit, a second signal corresponding to the first signal to the second power receiver

*Source: Google Patents Patent Record*

#### Claim 2
The wireless power transmitter of claim 1, wherein the first signal comprises at least one of:
- a protocol version;
- a sequence number;
- company information;
- product information;
- impedance information; and
- capacity information.

*Source: Google Patents Patent Record*

#### Claim 3
The wireless power transmitter of claim 1, wherein the second signal comprises at least one of:
- a sequence number; and
- network identifier (ID) information of the wireless power transmitter.

*Source: Google Patents Patent Record*

#### Claim 4
The wireless power transmitter of claim 1, wherein the third signal comprises at least one of:
- a sequence number;
- a network identifier (ID) of the wireless power transmitter;
- product information;
- a maximum voltage value allowable at a front end of a direct current (DC)/DC converter of the second power receiver;
- a minimum voltage value allowable at the front end of the DC/DC converter of the second power receiver;
- a rated voltage value at a rear end of the DC/DC converter of the second power receiver

*Source: Google Patents Patent Record*

#### Claim 5
The wireless power transmitter of claim 1, wherein the controller is further configured to transmit, through the communication unit over the established communication connection, a fourth signal corresponding to the third signal to the second power receiver.

*Source: Google Patents Patent Record*

#### Claim 6
The wireless power transmitter of claim 5, wherein the fourth signal comprises at least one of:
- a sequence number;
- a network identifier (ID) of the wireless power transmitter;
- registering permission information; and
- a session ID of the second power receiver.

*Source: Google Patents Patent Record*

#### Claim 7
The wireless power transmitter of claim 6, wherein the registering permission information is written as 0 or 1 in a permission field of the fourth signal, and wherein the permission field indicates that the second power receiver is not permitted to join a wireless power network corresponding to the wireless power transmitter if a value of the permission field is 0, and indicates the second power receiver is permitted to join the wireless power network if the value of the permission field is 1.

*Source: Google Patents Patent Record*

#### Claim 8
The wireless power transmitter of claim 1, wherein the second power receiver turns on a switching unit connected to a charging unit of the second power receiver in response to receiving the control signal.

*Source: Google Patents Patent Record*

#### Claim 9
The wireless power transmitter of claim 1, wherein the controller is further configured to detect the second power receiver by detecting a change in at least one of a load, a current value, a voltage value, a phase, and a temperature at a point of the wireless power transmitter.

*Source: Google Patents Patent Record*

#### Claim 10 (Method Claim)
**Claim Type:** Independent Claim - Method

A control method of a wireless power transmitter, the method comprising:
- controlling to output first power through a power transmitting resonator of the wireless power transmitter for charging a first power receiver;
- while outputting the first power for charging the first power receiver, receiving, through a communication unit of the wireless power transmitter, a first signal from a second power receiver,
- transmitting, through the communication unit, a second signal corresponding to the first signal

*Source: Google Patents Patent Record*

#### Claim 11
The method of claim 10, wherein the first signal comprises at least one of:
- a protocol version;
- a sequence number;
- company information;
- product information;
- impedance information; and
- capacity information.

*Source: Google Patents Patent Record*

#### Claim 12
The method of claim 10, wherein the second signal comprises at least one of:
- a sequence number; and
- network identifier (ID) information of the wireless power transmitter.

*Source: Google Patents Patent Record*

#### Claim 13
The method of claim 10, wherein the third signal comprises at least one of:
- a sequence number;
- a network identifier (ID) of the wireless power transmitter;
- product information;
- a maximum voltage value allowable at a front end of a direct current (DC)/DC converter of the second power receiver;
- a minimum voltage value allowable at the front end of the DC/DC converter of the second power receiver;
- a rated voltage value at a rear end of the DC/DC converter of the second power receiver; and
- a rated current

*Source: Google Patents Patent Record*

#### Claim 14
The method of claim 10, further comprising transmitting, through the communication unit over the established communication connection, to the second power receiver, a fourth signal corresponding to the third signal.

*Source: Google Patents Patent Record*

#### Claim 15
The method of claim 14, wherein the fourth signal comprises at least one of:
- a sequence number;
- a network identifier (ID) of the wireless power transmitter;
- registering permission information; and
- a session ID of the second power receiver.

*Source: Google Patents Patent Record*

#### Claim 16
The method of claim 15, wherein the registering permission information is written as 0 or 1 in a permission field of the fourth signal, and wherein the permission field indicates that the second power receiver is not permitted to join a wireless power network corresponding to the wireless power transmitter if a value of the permission field is 0, and indicates the second power receiver is permitted to join the wireless power network if the value of the permission field is 1.

*Source: Google Patents Patent Record*

#### Claim 17
The method of claim 10, wherein the control signal comprises at least one of:
- a session identifier (ID) of the second power receiver;
- a sequence number;
- a network ID of the wireless power transmitter;
- a command type; and
- command type-related information.

*Source: Google Patents Patent Record*

#### Claim 18
The method of claim 10, wherein the second power receiver turns on a switching unit connected to a charging unit of the second power receiver in response to receiving the control signal.

*Source: Google Patents Patent Record*

---

## 8. PATENT CITATIONS

### Citation Summary
| Citation Type | Count | Details |
|---------------|-------|---------|
| **Backward Citations (Prior Art)** | 86 | Patents and publications cited by this patent |
| **Forward Citations (Citing Patents)** | 300 | Patents that cite this patent as prior art |

*Source: Google Patents Patent Record*

### Citation Significance
- **Backward Citations (86):** These represent the prior art and technical foundation upon which this patent builds. The 86 backward citations indicate substantial prior research in wireless power transmission technology.
- **Forward Citations (300):** The high number of forward citations (300) indicates this patent is highly influential in the field. Patents citing this work suggest it covers fundamental or important aspects of wireless power transmission technology.

*Source: Google Patents Patent Record*

---

## 9. PATENT FAMILY INFORMATION

### Family Overview
| Field | Value |
|-------|-------|
| **Family ID** | 48864732 |
| **Family Size** | 6 applications |
| **Priority Date** | December 15, 2011 |

*Source: Google Patents Patent Record*

### Patent Family Applications

#### Application 1
- **Application Number:** US13/717,273
- **Status:** Active
- **Filing Date:** December 17, 2012
- **Priority Date:** December 15, 2011
- **Patent Number:** US9425626B2
- **Title:** Apparatus and method for applying wireless power based on detection of a wireless power receiver
- **Expiration:** February 2, 2034

*Source: Google Patents Patent Record*

#### Application 2
- **Application Number:** US13/717,290
- **Status:** Active
- **Filing Date:** December 17, 2012
- **Priority Date:** December 15, 2011
- **Patent Number:** US9711969B2
- **Title:** Method and apparatus for transmitting wireless power to multiple wireless power receivers
- **Expiration:** November 29, 2033

*Source: Google Patents Patent Record*

#### Application 3
- **Application Number:** US14/624,329
- **Status:** Active
- **Filing Date:** February 17, 2015
- **Priority Date:** December 15, 2011
- **Patent Number:** US9768621B2
- **Title:** Method and apparatus for transmitting wireless power
- **Expiration:** September 17, 2033

*Source: Google Patents Patent Record*

#### Application 4
- **Application Number:** US15/707,434
- **Status:** Active
- **Filing Date:** September 18, 2017
- **Priority Date:** December 15, 2011
- **Patent Number:** US10312696B2
- **Title:** Method and apparatus for transmitting wireless power
- **Expiration:** February 6, 2033

*Source: Google Patents Patent Record*

#### Application 5
- **Application Number:** US16/388,148
- **Status:** Active
- **Filing Date:** April 18, 2019
- **Priority Date:** December 15, 2011
- **Patent Number:** US10700531B2
- **Title:** Method and apparatus for transmitting wireless power

*Source: Google Patents Patent Record*

#### Application 6 (Current Patent)
- **Application Number:** US16/911,014
- **Status:** Active
- **Filing Date:** June 24, 2020
- **Priority Date:** December 15, 2011
- **Patent Number:** US10958080B2 (Current)
- **Title:** Method and apparatus for transmitting wireless power

*Source: Google Patents Patent Record*

### Patent Family Strategy
This patent family demonstrates a continuation strategy, with multiple continuation applications filed over time (2012-2020). This approach allows Samsung to:
1. Extend patent protection through continuation applications
2. Refine and broaden claims through successive filings
3. Maintain active prosecution and protection of wireless power technology
4. Adapt to technological developments and competitive landscape

*Source: Google Patents Patent Record*

---

## 10. PATENT DESCRIPTION SUMMARY

### Application History
This patent is part of a complex prosecution history involving multiple continuation applications:

1. **Original Application:** U.S. Provisional Patent Application Ser. No. 61/576,050 (filed December 15, 2011)
2. **First Divisional:** U.S. Ser. No. 13/717,290 (filed December 17, 2012, issued as U.S. Pat. No. 9,711,969 on July 18, 2017)
3. **First Continuation:** U.S. Ser. No. 14/624,329 (filed February 17, 2015, issued as U.S. Pat. No. 9,768,621 on September 19, 2017)
4. **Second Continuation:** U.S. Ser. No. 15/707,434 (filed September 18, 2017, issued as U.S. Pat. No. 10,312,696 on June 4, 2019)
5. **Third Continuation:** U.S. Ser. No. 16/388,148 (filed April 18, 2019)
6. **Current Application:** U.S. Ser. No. 16/911,014 (filed June 24, 2020, issued as U.S. Pat. No. 10,958,080 on March 23, 2021)

*Source: Google Patents Patent Description*

### Technical Scope
The patent covers methods and apparatus for wireless power transmission with specific focus on:
- Multi-receiver wireless power systems
- Dynamic power allocation between multiple receivers
- Communication protocols for wireless power networks
- Detection and management of multiple power receivers
- Power requirement negotiation between transmitters and receivers

*Source: Google Patents Patent Record*

---

## 11. LEGAL STATUS AND MAINTENANCE

### Current Status
- **Legal Status:** Active
- **Patent Status:** Granted (B2 designation)
- **Grant Date:** March 23, 2021
- **Expiration Date:** March 23, 2041

### Patent Maintenance
As an active patent granted in 2021, Samsung Electronics is responsible for maintaining this patent through:
- Payment of maintenance fees to the USPTO
- Monitoring of competitive landscape
- Enforcement actions if necessary
- Potential licensing opportunities

*Source: Google Patents Patent Record*

---

## 12. TECHNICAL INNOVATION SUMMARY

### Key Innovations
1. **Multi-Receiver Wireless Power System:** Enables simultaneous charging of multiple devices from a single wireless power transmitter
2. **Dynamic Power Allocation:** Intelligently distributes power based on receiver requirements
3. **Communication Protocol:** Establishes handshake and negotiation protocols between transmitter and receivers
4. **Foreign Object Detection:** Includes mechanisms to detect and respond to foreign objects
5. **Position Optimization:** Supports detection and optimization of transmitter-receiver alignment

### Technical Significance
- **Resonant Inductive Coupling:** Uses resonant coupling technology (H02J50/12) for efficient power transfer
- **Multi-Device Management:** Addresses the challenge of managing multiple simultaneous wireless charging scenarios
- **Data Exchange:** Integrates data communication with power transfer for intelligent power management
- **Safety Features:** Includes detection mechanisms for foreign objects and misalignment

*Source: Google Patents Patent Record and CPC Classifications*

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## 13. COMPETITIVE LANDSCAPE

### Related Technology Areas
Based on CPC classifications, this patent competes in:
1. **Wireless Power Transfer:** General wireless power transmission systems
2. **Inductive Charging:** Inductive coupling-based charging systems
3. **Battery Charging:** Battery charging circuit design
4. **Wireless Communication:** Wireless data communication systems
5. **Mobile Devices:** Charging systems for mobile and portable devices
6. **Power Management:** Energy efficiency and power management systems

### Market Relevance
With 300 forward citations, this patent is highly relevant to:
- Smartphone and tablet charging
- Wearable device charging
- IoT device power management
- Multi-device charging stations
- Automotive wireless charging systems

*Source: Google Patents Patent Record*

---

## 14. DATA QUALITY AND SOURCES

### Data Collection Methodology
- **Primary Source:** Google Patents (via USPTO PatentsView API)
- **Collection Date:** November 14, 2025
- **Data Completeness:** Comprehensive

### Data Elements Collected
✓ Patent identification and basic information  
✓ Filing and grant dates  
✓ Assignee and inventor information  
✓ CPC and IPC classifications  
✓ Technology landscapes  
✓ Patent claims (20 claims)  
✓ Citation information (86 backward, 300 forward)  
✓ Patent family information (6 family members)  
✓ Legal status  
✓ Patent description and prosecution history  

### Data Limitations
- IPC codes not available in source data
- Some claim text truncated in source data (indicated by "[...]")
- Detailed claim dependencies require manual analysis
- Full patent specification document not included in this report

*Source: Google Patents Patent Record*

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## 15. REPORT METADATA

| Field | Value |
|-------|-------|
| **Report Generated** | November 14, 2025 |
| **Data Source** | Google Patents (USPTO PatentsView API) |
| **Patent Number** | US10958080B2 |
| **Report Type** | Comprehensive Patent Analysis |
| **Data Completeness** | 100% of available fields |
| **Report Version** | 1.0 |

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## APPENDIX: QUICK REFERENCE

### Key Metrics at a Glance
- **Patent Age:** 4 years (granted March 23, 2021)
- **Remaining Life:** 16 years (expires March 23, 2041)
- **Assignee:** Samsung Electronics Co Ltd (South Korea)
- **Inventors:** 3 (Kyung-Woo Lee, Kang-Ho Byun, Se-ho Park)
- **Claims:** 20 (9 apparatus claims, 9 method claims, 2 independent claims)
- **CPC Codes:** 16 classifications
- **Backward Citations:** 86 prior art references
- **Forward Citations:** 300 citing patents
- **Patent Family:** 6 related applications
- **Legal Status:** Active

### Technology Classification Summary
- **Primary Technology:** Wireless Power Transfer (Inductive Coupling)
- **Secondary Technologies:** Battery Charging, Wireless Communication, Power Management
- **Application Domain:** Mobile Devices, Consumer Electronics, IoT

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**End of Report**

*This report was automatically generated from Google Patents data. For official patent information, please consult the USPTO website at www.uspto.gov or Google Patents at patents.google.com*