Diversity Techniques:

5,771,438 Short Range Magnetic Communication System-Near Field Magnetic Induction Antenna Diversity Techniques with Simultaneous Transmit and Receive
5,912,925 Diversity Circuit for Magnetic Communication System-Near Field Magnetic Induction Antenna Diversity with Summed Receiver Antenna Capability
6,459,882 Inductive Communication System and Method-Diversity Techniques without Simultaneous Limitations
RE 39,982 Diversity Circuit for Magnetic Comm System-Diversity (summed Rx with Phase Adj)

Tuning Techniques:

7,035,608 Methods and Apparatus for Tuning in an Inductive System-Near Field Antenna Auto-Tuning Method
7,142,811 Wireless Comm Over a Transducer Device-Near Field Antenna Auto-Tuning Method via Multiple Tuned Circuits
7,236,741 Methods and App for Tuning in an Inductive System-Near Field Antenna Auto-Tuning Method using PWM with Predefined Frequency Lookup Table
7,57,4173 Wireless Communication Over a Transducer Device-Tuning via Coupled Control Circuit

Time Division:

5,982,764 Time Multiplexed Short Range Magnetic Communication-Near Field Magnetic Induction with Time Division
7,215,924 Techniques for Inductive Communication Systems-Point-Multi-Point Time Division Duplex Communication
RE 40,018 Time Mux Short Range Mag Comm-Time Division NFMI with Extended Claims

Multi Frequency:

7,254,366 Inductive Communication System and Method-Multi Frequency / Multi Channel Near Field Magnetic Inductive Systems

System Configuration:

6,819,762 In the Ear Headset-Headset Ear Attachment Configuration
7,565,187 Transceiver Device and Fastener-Belt Clip with Charge and Communication Interconnection

PTT on Headset:

7149522 Wireless Headset for Communications Device-Push-to-Talk Functionality on a Wireless Headset
11/264,169 Wireless Headset for Communications Device-PTT on a Near Field Magnetic Induction Device (mic + switch) with Continuous Data Stream
11/469,751 Wireless Headset and Microphone Assembly for Communications Device-Remote Push-to-Talk linked to a short-range Wireless Device with Continuous Data Stream

Location Detection:

7,532,901 Methods and Apparatus to Detect Location and Orientation in an Inductive System

Military-Secure Comms:

XXXXXX System and Method for Near Field Communications Having Local Security-Artificial Noise Floor
XXXXXX Near Field Communication System Having Enhanced Security-Near Field Communication in an RF Jammed Environment
XXXXXX Secure Programming and Encryption of a Wireless Device / System

Extended Range Comms:

XXXXXX Point to Multipoint Passive Inductive Communication System-Extended Range NFMI Communication (Aircraft Push Back, Squad Level Radio)

Proximity Based Applications:

XXXXXX Multi-Mode Magnetic Induction Communication ( M³IC)-Hardware Diversity (Dynamic Topology and Modulation)
XXXXXX Proximity Based Content-Proximity Detection & Communication
XXXXXX Proximity Based Marketing-Proximity Detection & Communication
XXXXXX Proximity Based Social Networking-Proximity Detection & Communication

7,818,037
7,818,036