Prior art

The following prior art references are cited in US patent 8610573:

1. US20030025604A1

• Full Citation: US20030025604A1, "System to automatically locally control a device according to preferences of a user entering a local area of the device from a remote area"
• Publication/Filing Date: Published: 2003-02-06, Filed: 2001-07-31
• Brief Description: This patent application describes a system for automatically controlling a device based on user preferences when the user enters a local area. It involves wirelessly communicating with a device to provide user-specific control.
• Potentially Anticipated Claims: Claims 5, 6, and 7, which relate to the radio frequency module having mode selection inputs for various operating modes, including those that could facilitate localized device control or interaction with RFID-like systems. The concept of a device responding to proximity or identification aligns with the spirit of these claims.

2. US20030163748A1

• Full Citation: US20030163748A1, "System having a spread-spectrum clock for further suppression of electromagnetic emissions in network devices communicating via a network bus"
• Publication/Filing Date: Published: 2003-08-28, Filed: 2002-02-14
• Brief Description: This reference focuses on reducing electromagnetic emissions in network devices through the use of a spread-spectrum clock. This is a technique for improving signal integrity and reducing interference in electronic systems.
• Potentially Anticipated Claims: This reference doesn't appear to directly anticipate any claims in US8610573 regarding the physical structure of the RF module or the specific methods of transmission/reception to avoid Wi-Fi interference or implement repeater functionality. Its focus is on electromagnetic compatibility rather than the operational modes or physical layout described in US8610573.

3. US20060139167A1

• Full Citation: US20060139167A1, "Object positioning system, object positioning apparatus and object positioning method"
• Publication/Filing Date: Published: 2006-06-29, Filed: 2002-12-19
• Brief Description: This patent application details a system and method for positioning objects, likely using wireless communication and identification.
• Potentially Anticipated Claims: Claims 5, 6, and 7, related to mode selection and RFID functions. The object positioning system could involve elements similar to RFID transmitters and receivers, which are outlined as operating modes in US8610573.

4. US20070013610A1

• Full Citation: US20070013610A1, "Wireless security badge"
• Publication/Filing Date: Published: 2007-01-18, Filed: 2000-08-15
• Brief Description: This reference describes a wireless security badge, likely incorporating RFID or similar short-range wireless communication for identification and access control.
• Potentially Anticipated Claims: Claims 5, 6, and 7, particularly the RFID transmitter and receiver modes (e.g., Mode 0, Mode 4, Mode 5, Mode 6, Mode 7 in the detailed description of US8610573), as a security badge would embody aspects of these functions.

5. US7239625B1

• Full Citation: US7239625B1, "Low-cost noise-immune wireless methodology for demand control ventilation (DCV) Applications"
• Publication/Filing Date: Issued: 2007-07-03, Filed: 2003-05-12
• Brief Description: This patent describes a low-cost, noise-immune wireless communication method specifically for demand control ventilation applications. It likely deals with reliable data transmission in potentially noisy environments.
• Potentially Anticipated Claims: Claims 8, 9, and 10, which discuss transmitting data packets at a plurality of different frequencies to reduce RF interference. The "noise-immune wireless methodology" could overlap with the multi-frequency transmission strategy for interference reduction detailed in these claims.

6. US20070159332A1

• Full Citation: US20070159332A1, "Using RFID to prevent or detect falls, wandering, bed egress and medication errors"
• Publication/Filing Date: Published: 2007-07-12, Filed: 2006-01-07
• Brief Description: This patent application describes the use of RFID technology for monitoring and preventing various incidents, such as falls or medication errors, in healthcare settings.
• Potentially Anticipated Claims: Claims 5, 6, and 7, concerning the various operating modes, particularly the RFID transmitter and receiver modes. The application of RFID for tracking and monitoring, as described in this reference, is directly relevant to these claims.

7. US7259673B2

• Full Citation: US7259673B2, "Anti-theft arrangement, method and program"
• Publication/Filing Date: Issued: 2007-08-21, Filed: 2004-11-24
• Brief Description: This patent describes an anti-theft system and method, likely involving wireless communication for tracking or disabling stolen items.
• Potentially Anticipated Claims: Claims 5, 6, and 7, as an anti-theft system could utilize the RFID or other communication modes described in these claims for tracking or signaling.

8. US7310067B1

• Full Citation: US7310067B1, "Mobile wireless communications device with reduced interfering RF energy into RF metal shield secured on circuit board"
• Publication/Filing Date: Issued: 2007-12-18, Filed: 2006-05-23
• Brief Description: This patent focuses on a mobile wireless communications device designed to reduce RF interference into a metal shield secured on a circuit board. It addresses the physical design to mitigate interference.
• Potentially Anticipated Claims: Claims 1, 2, 3, and 4, which detail the physical structure of the RF module, including the ground plane, RF shield, and its electrical coupling, as well as the arrangement of the transceiver assembly and antenna. This patent's focus on RF shielding and its interaction with the circuit board and components is highly relevant to these structural claims.

9. US20080143611A1

• Full Citation: US20080143611A1, "Antenna for portable electronic device wireless communications adapter"
• Publication/Filing Date: Published: 2008-06-19, Filed: 2006-12-15
• Brief Description: This patent application describes an antenna design for a wireless communications adapter in a portable electronic device.
• Potentially Anticipated Claims: Claim 1, particularly the arrangement of the chip antenna and its relation to the matching/filtering network and feed point forming a U-shape. While it describes an antenna for a portable device, the specific geometry and integration with a matching network could be relevant.

10. US20090101403A1

• Full Citation: US20090101403A1, "Electromagnetic shield for mobile communication device"
• Publication/Filing Date: Published: 2009-04-23, Filed: 2007-10-19
• Brief Description: This reference describes an electromagnetic shield for a mobile communication device, aimed at reducing electromagnetic interference.
• Potentially Anticipated Claims: Claims 1, 2, and 3, regarding the radio frequency shield, its electrical coupling to the ground plane, and its coverage of the transceiver assembly. This directly relates to the shielding aspects of US8610573.

11. US20100029325A1

• Full Citation: US20100029325A1, "Apparatus and method to improve WLAN performance in a dual WLAN modality environment"
• Publication/Filing Date: Published: 2010-02-04, Filed: 2008-07-29
• Brief Description: This patent application describes an apparatus and method for improving WLAN performance in environments with dual WLAN modalities, likely by mitigating interference.
• Potentially Anticipated Claims: Claims 8, 9, and 10, which describe transmitting data packets at a plurality of different frequencies to reduce or eliminate radio frequency interference, particularly in the context of Wi-Fi. This reference directly addresses strategies for improving wireless local area network (WLAN) performance in challenging RF environments, which aligns with the interference reduction methods claimed in US8610573.