Apple inc. (20240097639). DIFFERENTIAL DOUBLE BALANCED DUPLEXER simplified abstract

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DIFFERENTIAL DOUBLE BALANCED DUPLEXER

Organization Name

apple inc.

Inventor(s)

[[:Category:Christof Pfannenm�ller of Erlangen (DE)|Christof Pfannenm�ller of Erlangen (DE)]][[Category:Christof Pfannenm�ller of Erlangen (DE)]]

Joonhoi Hur of Sunnyvale CA (US)

Dominic Koehler of Viereth-Trunstadt (DE)

Harald Pretl of Schwertberg (AT)

Rastislav Vazny of Sunnyvale CA (US)

DIFFERENTIAL DOUBLE BALANCED DUPLEXER - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240097639 titled 'DIFFERENTIAL DOUBLE BALANCED DUPLEXER

Simplified Explanation

A differential double balanced duplexer (ddbd) is a device that allows for increased isolation and decreased insertion loss in a communication system. It includes a transmitter, receiver, baluns, and impedance tuners to separate transmitted and received signals at different frequency ranges.

  • The first impedance tuner blocks received signals at a first frequency range from entering the transmitter, while allowing transmitted signals at a second frequency range to pass through to the antenna.
  • The second impedance tuner allows received signals at the first frequency range to enter the receiver, while blocking transmitted signals at the second frequency range from reaching the receiver.

Potential Applications

The technology can be applied in various communication systems such as radios, transceivers, and base stations.

Problems Solved

The ddbd solves the problem of signal interference by effectively separating transmitted and received signals in a communication system.

Benefits

The benefits of using a ddbd include increased isolation between transmitter and receiver, decreased insertion loss, and improved overall performance of the communication system.

Potential Commercial Applications

Potential commercial applications of this technology include use in wireless communication devices, satellite communication systems, and radar systems.

Possible Prior Art

One possible prior art for this technology could be traditional duplexers or baluns used in communication systems.

Unanswered Questions

How does the ddbd handle signal reflections within the system?

The abstract does not provide information on how the ddbd deals with signal reflections that may occur in the communication system.

What is the size and weight impact of integrating a ddbd into a communication system?

The abstract does not mention the size or weight implications of incorporating a ddbd, which could be important factors in practical applications.


Original Abstract Submitted

a differential double balanced duplexer (ddbd) includes a transmitter and a first balun are coupled to a first impedance tuner that produces a first impedance that blocks received signals at a first frequency range from travelling across the first balun and into the transmitter, and a second impedance that passes transmitted signals at a second frequency range to travel across the first balun to the antenna. the ddbd also includes a receiver and a second balun coupled to a second impedance tuner that produces a first impedance that allows the received signals at the first frequency range to travel across the second balun and into the receiver, and a second impedance that blocks the transmitted signals at the second frequency range from travelling across the second balun and into the receiver. as such, the ddbd allows for increased isolation and decreased insertion loss.