RFID wireless 2G, 3G, 4G internet systems including Wi-Fi, Wi-Max, OFDM, CDMA, TDMA, GSM

• US 20070265018A1
• Filed: 06/21/2007
• Published: 11/15/2007
• Est. Priority Date: 08/03/2005
• Status: Active Grant

• Current Assignee: Kamilo Feher
• Original Assignee: Kamilo Feher
• Inventors: Feher, Kamilo
• Granted Patent: US 7,720,488 B2
• Time in Patent Office: Days
• US Class Current: 455/456.100
• CPC Class Codes: H04L 27/0008 arrangements for allowing a transmitter or receiver to use more than one type of modulation negotiating modulation type for two-way transmission paths H04L5/1453
• CPC Class Codes: H04L 27/2601 Multicarrier modulation systems
• CPC Class Codes: H04M 11/04 with alarm systems, e.g. fire, police or burglar alarm systems
• CPC Class Codes: H04N 21/426 Internal components of the client ; Characteristics thereof H04N5/44 takes precedence
• CPC Class Codes: H04N 5/40 Modulation circuits
• CPC Class Codes: H04N 7/20 Adaptations for transmission via a GHz frequency band, e.g. via satellite
• CPC Class Codes: H04W 84/06 Airborne or Satellite Networks space-based or airborne stations H04B7/185

Abstract

Radio Frequency Identification (RFID), location finder, multiple transmitter, multiple receiver and multimode communication systems including combination and or selection of one or more of Time Division Multiplexed (TDM) or Time Division Multiple Access (TDMA), Orthogonal Frequency Division Multiplex (OFDM) or Orthogonal Frequency Division Multiple Access (OFDMA), spread spectrum, and cross-correlated in-phase and quadrature-phase baseband modulated signals used in Bit rate Agile (BRA) systems and mesh networks. Interoperable systems including 2G, 3G, 4G internet systems and Wi-Fi, Wi-Max, OFDM, CDMA, TDMA, GSM systems.

Claims

1. A Radio Frequency Identification (RFID), location finder and communication system comprising:

multiple receivers for receiving a first RFID, a second location finder and a third communication signal, wherein said signals are received in three different radio frequency (RF) bands, and for demodulation of the RFID, location finder and communication signals to baseband signals;

a first signal processor for processing baseband signals and providing processed Time Division Multiplexed (TDM) or Time Division Multiple Access (TDMA) baseband signals at a first specified bit rate and Orthogonal Frequency Division Multiplex (OFDM) or Orthogonal Frequency Division Multiple Access (OFDMA) baseband signals at a second bit rate, wherein the first bit rate is different than the second bit rate;

a second signal processor for processing and providing processed demodulated RFID, location finder and communication baseband signals with TDM or TDMA baseband signals or with OFDM or OFDMA signals;

a selector and connection network for selecting and providing to a modulator and transmitter, either the second signal processor processed RFID, location finder and communication baseband signals with TDM or TDMA baseband signals or with the OFDM or OFDMA baseband signals; and

a modulator and transmitter for modulating and transmitting the selector selected and provided signals.

2. The system of claim 1, wherein said first processor for processing baseband signals is connected to the internet and the internet provided baseband signals comprise video signals.

3. The system of claim 1, wherein said second location finder signal is received from satellite based and from non-satellite based location finder transmitters.

4. The system of claim 1, wherein said received third communication signal comprises video, data and voice signals.

5. The system of claim 1, wherein the received third communication signal comprises a modulated spread spectrum cross-correlated in-phase and quadrature phase filtered baseband signal.

6. The system of claim 1, wherein said Time Division Multiplexed (TDM) or Time Division Multiple Access (TDMA) baseband signals are processed cross-correlated in-phase and quadrature phase filtered baseband signals.

7. The system of claim 1, wherein said first Radio Frequency Identification (RFID) signal comprises a signal received from a barcode reader.

8. A Radio Frequency Identification (RFID), location finder and communication system comprising:

a first receiver and demodulator for receiving and demodulating to baseband a first received signal, said first signal comprising a RFID signal;

a second receiver and demodulator for receiving and demodulating to baseband a second received signal, said second signal comprising a location finder signal;

a third receiver and demodulator for receiving and demodulating to baseband a third received signal, wherein said third signal is different from that of said first and second signals;

a first processor for processing said first demodulated baseband signal and for providing processed Orthogonal Frequency Division Multiplex (OFDM) or Orthogonal Frequency Division Multiple Access (OFDMA) baseband signal;

a second processor for processing said second demodulated baseband signal and for providing processed location finder signal;

a third processor for processing said third demodulated baseband signal and for providing processed third signal, wherein said processed third signal is a cross-correlated in-phase and quadrature-phase signal;

a selector for selecting and providing first, or second or third or a combination of first, second and third processor processed signal to a first modulator;

a first modulator and first transmitter for modulation and transmission of the selector selected provided baseband signals;

a fourth receiver and demodulator for receiving and demodulating to baseband the first transmitter transmitted signal;

a second modulator and second transmitter for modulation and transmission of the fourth receiver and demodulator received and demodulated baseband signal; and

a fifth receiver and demodulator for receiving and demodulating to baseband the second transmitter transmitted signal.

9. The system of claim 8, wherein said third received signal comprises a video signal and the video signal is provided through the internet system.

10. The system of claim 8, wherein said cross-correlated in-phase and quadrature-phase signal comprises spread spectrum filtered cross-correlated in-phase and quadrature-phase signal.

11. The system of claim 8, wherein said location finder signal is received from satellite based and from non-satellite based location finder transmitters.

12. The system of claim 8, wherein said second transmitter comprises two transmitters, wherein each transmitter is operated in separate Radio Frequency (RF) band.

13. The system of claim 8, wherein the second modulator comprises baseband filters for filtering of the cross-correlated in-phase and quadrature-phase signal and said fifth receiver and demodulator comprises filters for demodulation of the second modulator modulated filtered cross-correlated in-phase and quadrature-phase signal, wherein said demodulator filters are mismatched filters to the said second modulator baseband filters.

14. The system of claim 8, wherein said fifth receiver and demodulator provides filtered spread spectrum baseband signals.

15. A radio frequency identification (RFID), location finder and communication system comprising:

three or more than three antennas, a receiver and demodulator for receiving and demodulating a first RFID signal, a second location finder signal and a third signal to baseband signal, wherein said third signal is a Bit rate Agile (BRA) signal received from a mesh network in a different radio frequency (RF) band than said first and second received signals;

a processor for processing the RFID, location finder and third baseband signal and for providing the processed RFID or location finder or third baseband signal, or a combination of RFID, location finder and third baseband signal to a first or a second transmitter or both first and second transmitters for transmission of the processed signal, wherein said first and second transmitter transmit in different RF bands.

17. The system of claim 15, wherein said received third signal comprises Bit Rate Agile (BRA) and Modulation Format Selectable (MFS) signals provided by the internet.

18. The system of claim 15, wherein said first transmitter comprises a quadrature modulator for quadrature modulation and transmission of cross-correlated in-phase and quadrature-phase baseband signal.

19. The system of claim 15, wherein said second transmitter comprises a polar modulator for modulation and transmission of a non-quadrature baseband signal.

20. The system of claim 15, wherein said received RFID signal is provided by a sensor or barcode reader.

16. The system of claim is, wherein said mesh network is an IEEE or a ZigBee standardized, or specified, or recommended mesh network.