Office of Engineering and Technology Laboratory Division Knowledge Database (KDB)
Welcome to the OET Laboratory Division Knowledge Database (KDB). This site is designed to provide the public a means to research answers to Equipment Authorization questions. The Basic KDB Detail Criteria Search is a full text search and the Advanced KDB Search allows for input of multiple search criteria. The KDB Publication Number search is a quick search for a specific publication.
We hope that your visit is both timely and useful.
Basic KDB Search:Enter a text string in the field below. This search scans the Knowledge Database for any publications that include the text entered. Alternative search results can be obtained by using the syntax described by clicking here.
Advanced KDB Search: Search for publications that meet one or more identified criteria.
What are the RF exposure requirements and procedures for mobile and portable devices?
Mobile and portable device RF exposure and equipment authorization requirements are in FCC rule Sections 1.1307, 2.1091, 2.1093.
Attachment below- 447498 D01 Mobile Portable RF Exposure v05 - provides clarification pertaining to RF exposure requireme...
What are the current SAR test procedures for 3G devices?
Attached document - 941225 D01 SAR test for 3G devices v02- provides the SAR test procedures for 3G devices that operate under rule Parts 22H, 24E, 27L are described in the attached document.
Attached document- 941225 D02 Guidance for 3GPP R6 and R7 HSP...
Is there any additional guidance for SAR measurements that addresses devices operating in the 3 to 6 GHz range?
Yes, see the attached documents:
865664 D01 SAR measurement 100 MHz to 6 GHz v01 describes SAR measurement procedures for devices operating between 100 MHz to 6 GHz.
865664 D02 SAR Reporting v01 provides general reporting requirements as...
What are the SAR evaluation considerations for laptop computers with antennas that are built into display screens?
The attachment below - 616217 D04 SAR for laptop and tablets v01- describes the SAR evaluation requirements for laptop, notebook, netbook and tablet computers.
What are the test procedures for SAR evaluation for handsets that contain multiple transmitters and antennas or wireless charging battery covers?
The attached documents:
648474 D03 Handset Wireless Battery Chargers v01r01 provides test and approval considerations for certain handsets with wireless charging capabilities
648474 D04 SAR Handsets Multi Xmiter and Ant v01 describes the SAR ev...
Recent Guidelines and Interpretations:
Posted on Apr 28 2009 3:02PM:
Updates will be forthcoming.
Important Notes:
Posted on Feb 7 2011 11:59AM:
Please update your browser bookmarks for the OET Knowledge Database (KDB) to our new location: https://apps.fcc.gov/kdb at your earliest convenience.
Inquiry Responses and Publications: FCC staff publications and replies to inquiries from the KDB are based on one or more of the following criteria:
1. Responses that the FCC staff have given to prior inquiries.
2. Staff interpretations of the Commission's rules and policies.
3. Prior staff practices
It is important to understand that these staff interpretations do not prevent the Commission from making a different decision in any matter that comes to its attention for resolution.
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