Chapter Review and Key Points
Invention Title (Page 4, [0008]): Pengding involves printed circuit boards, power receiving modules, battery units, and power communication modules. Understanding these four components constitutes the main content of Pengding.
Technical Field (Page 4, [0001]): The application field of Pengding is understood to be printed circuit boards, power receiving modules, battery units, and power communication modules.
Background Technology (Page 4, [0002]-[0009]): A review of the existing technologies of wireless power supply, electromagnetic induction, magnetic field resonance, and electromagnetic wave absorption, as well as current issues such as secondary battery charging and heating of the power receiving coil. Understanding this background is fundamental to grasping the technical problems that Pengding aims to solve.
Invention Content (Page 4, [0010]-[0018]): Focus on understanding the technical problems that Pengding aims to address: the maximum outer diameter of the power receiving coil is limited, resulting in a small power supply; the increased thickness of the stacked printed circuit board leads to heating of the power receiving coil; in wireless power systems, increasing the area of the power receiving coil increases the power supply, but also prolongs the charging time of the secondary battery. Pengding aims to provide a solution to improve efficiency and reduce heating by increasing the impedance of the power receiving coil and suppressing the concentration and dispersion of the electromagnetic field.
Solution to Problems (Page 4, [0019]-[0032]): Read in detail about the structure of the printed circuit board and the coil structure on it, the stacking method, connection method, terminal formation, crossing area design, and through-hole configuration. Understand how the first and second coil sections are formed on the insulating layer, as well as their interrelationships and connection methods, especially the design of the crossing area and the role of through-holes.
Structure of the Printed Circuit Board (Page 12, [0155]-[0163]): Understand the basic structure of the printed circuit board, including the insulating layer and the coil sections formed on it. Learn about the structure and advantages of multilayer insulating layer printed circuit boards, as well as the interrelationships and positional relationships between the coil sections on different layers.
Structure of the Coil Section (Page 13, [0164]-[0168]): Focus on understanding the specific structure of the coil section, such as terminal formation, crossing area design, and the principle of suppressing the concentration of the electromagnetic field by changing the parameters of the coil section.
Other Structures (Page 16, [0175]-[0181]): Understand the composition of the receiving coil section, power communication module, and wireless power supply system.
Implementation Methods (Page 9, [0067]-[0174]): Carefully read the specific implementation examples, combining with the accompanying diagrams to understand the specific structure, manufacturing methods, and interactions between the printed circuit board, power receiving module, battery unit, and power communication module. Pay special attention to specific parameters such as coil diameter, thickness, spacing, and crossing area width, as well as the test results of different samples (resistance, temperature, frequency).
Effects (Page 12, [0148]-[0154]): Understand how Pengding improves efficiency and reduces heating by suppressing the concentration and dispersion of the electromagnetic field, and achieves easy connection operations with other electronic devices.
Illustration Description (Page 8, [0053]-[0066]): Combine the text description with the accompanying illustrations to understand the components and structures represented by various labels in the diagrams, such as insulating layers, coil sections, terminals, through-holes, crossing areas, etc.
Claims (Page 1): Read the claims to understand the technical scope and key features that Pengding seeks to protect.
Review Strategy
Read the Full Text: Carefully read the source document from beginning to end to understand the meaning of each part.
Combine with Illustrations: When reading descriptions, refer to the corresponding illustrations to help understand complex structures and connection methods.
Highlight Key Points: Mark key technical terms, the problems the invention aims to solve, the solutions to these problems, and specific implementation examples.
Summarize Key Points: After reading each main section, try to summarize the key points of that section in your own words.
Comparative Analysis: Compare different implementation examples and test results of samples to understand the impact of different parameters on performance.
Understand Principles: Try to understand how Pengding can solve existing problems, such as how adjusting the coil structure can suppress the concentration of the electromagnetic field.
Practice Questions
Here are ten short answer questions; please answer in 2-3 sentences:
What are the four main components involved in Pengding?
What are the two main issues faced by the power receiving coil in existing technology?
What problems does Pengding aim to solve in existing technology?
How is one type of printed circuit board structure in Pengding achieved through stacking?
How is the coil section formed in the printed circuit board?
What role does the crossing area play in Pengding?
What are the main uses of through-holes in Pengding?
Which parameters of the coil section can be changed to achieve the effect of suppressing increased resistance?
How does one type of power receiving module in Pengding work?
In what devices can the printed circuit board, power receiving module, battery unit, and power communication module proposed by Pengding be applied?
Quiz Answers
The four main components involved in Pengding are printed circuit boards, power receiving modules, battery units, and power communication modules.
The main issues faced by the power receiving coil in existing technology include limited outer diameter leading to small power supply and heating after stacking.
Pengding aims to solve the problems of insufficient power supply, long charging time, and heating caused by the stacked structure in existing technology.
One type of printed circuit board in Pengding can be achieved by stacking multiple insulating layers and forming coil sections on each insulating layer.
The coil section in the printed circuit board can be formed on the insulating layer by creating a conductor pattern.
The crossing area is used to connect parts of the same coil section on different insulating layers or between different coil sections.
Through-holes are mainly used to connect parts of coil sections on different insulating layers.
By changing the width and spacing of the coil section, the resistance can be increased to suppress the effect of increased resistance.
One type of power receiving module in Pengding receives energy through electromagnetic induction or magnetic field resonance and delivers it to the secondary battery for charging.
The components proposed by Pengding can be applied to various electrical or electronic devices.
Suggested Topics for Paper Writing (No Answers Provided)
Please elaborate on the structural characteristics of the printed circuit board in Pengding and analyze how it addresses the heating issues of the power receiving coil in existing technology.
Compare the structure and connection methods of the first and second coil sections in Pengding, explaining how they work together to achieve energy transfer.
Analyze the design principles of the crossing area in Pengding and its important role in the system.
Discuss the interrelationships between the power receiving module, battery unit, and power communication module in Pengding, and how they form a complete wireless power supply system.
Combine illustrations and text descriptions to elaborate on one of the specific implementation examples of Pengding and analyze how key technical parameters affect performance.
Glossary of Key Terms
Printed Circuit Board (PCB): A board that constructs circuits by printing conductor patterns on an insulating substrate.
Power Receiving Module: A module that receives wirelessly transmitted energy.
Battery Unit: A unit that stores electrical energy, usually referring to a secondary battery.
Power Receiving and Communication Module: A module that integrates power receiving and communication functions.
Insulating Layer: A layer with insulating properties.
Coil Section: A conductor pattern formed on the printed circuit board for electromagnetic induction or magnetic field resonance.
Terminal: The lead-out end of the coil section, used for connection with other circuits.
Crossing Area: The area where different coil sections or different parts of the same coil section overlap in space.
Through Hole: A hole that connects conductors on different layers by passing through the insulating layer.
Electromagnetic Induction: The phenomenon of generating electromotive force and current in a conductor using a changing magnetic field.
Magnetic Field Resonance: The phenomenon where two objects interact through a magnetic field, allowing efficient energy transfer when frequencies match.
Secondary Battery: A rechargeable battery.
Lead Section: The part that connects the coil section to the terminal.
Conductor Pattern: A pattern with conductive properties formed on the insulating layer.
Resistance: The ability of a conductor to impede current.
Frequency: The number of cycles per second.
Stacking: The process of layering multiple materials together.
Conductor: A material with conductive properties.
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